Annual report pursuant to Section 13 and 15(d)

Consolidated Schedule of Investments

v3.24.0.1
Consolidated Schedule of Investments - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Schedule of Investments [Line Items]      
Cost $ 1,038,318 [1] $ 1,059,886 [2]  
Fair value $ 1,092,895 [3] $ 1,068,143 [4]  
Investment owned, percent of net assets 175.60% 175.20%  
Money market accounts and money market funds      
Schedule of Investments [Line Items]      
Cost [1],[5] $ 20,844    
Fair value [3],[5] 20,844    
Short-term investments      
Schedule of Investments [Line Items]      
Cost [2],[6]   $ 8,347  
Fair value [4],[6]   8,347  
GRT Rubber Technologies LLC      
Schedule of Investments [Line Items]      
Cost 27,411 26,512  
Fair value 43,016 42,163  
Volusion, LLC      
Schedule of Investments [Line Items]      
Cost 11,710 14,451  
Fair value 4,010 6,392  
Analytical Systems Keco Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 2,560 2,619  
Fair value 2,284 2,013  
Batjer TopCo, LLC      
Schedule of Investments [Line Items]      
Cost 1,644 1,659  
Fair value 1,885 1,659  
Brewer Crane Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 2,445 2,561  
Fair value 2,774 3,261  
Centre Technologies Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 5,895 5,262  
Fair value 7,154 5,901  
Chamberlin Holding LLC      
Schedule of Investments [Line Items]      
Cost 7,157 7,531  
Fair value 11,950 10,642  
Clad-Rex Steel, LLC      
Schedule of Investments [Line Items]      
Cost 4,338 4,753  
Fair value 3,936 5,092  
Cody Pools, Inc.      
Schedule of Investments [Line Items]      
Cost 9,166 9,126  
Fair value 25,231 21,705  
Colonial Electric Company LLC      
Schedule of Investments [Line Items]      
Cost 7,608 7,649  
Fair value 7,927 8,019  
Compass Systems & Sales, LLC      
Schedule of Investments [Line Items]      
Cost 6,038    
Fair value 6,038    
Datacom, LLC      
Schedule of Investments [Line Items]      
Cost 1,226 1,210  
Fair value 903 1,190  
Digital Products Holdings LLC      
Schedule of Investments [Line Items]      
Cost 6,064 6,253  
Fair value 6,132 6,337  
Direct Marketing Solutions, Inc.      
Schedule of Investments [Line Items]      
Cost 7,287 7,401  
Fair value 10,399 10,910  
Gamber-Johnson Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 17,759 20,170  
Fair value 37,700 28,740  
GFG Group, LLC      
Schedule of Investments [Line Items]      
Cost 3,529 4,004  
Fair value 5,206 4,626  
Gulf Publishing Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 2,920 2,920  
Fair value 1,191 1,521  
IG Investor, LLC      
Schedule of Investments [Line Items]      
Cost 12,642    
Fair value 12,642    
Integral Energy Services      
Schedule of Investments [Line Items]      
Cost [7] 18,586    
Fair value [7] 16,772    
Kickhaefer Manufacturing Company, LLC      
Schedule of Investments [Line Items]      
Cost 9,192 9,344  
Fair value 8,987 8,567  
MH Corbin Holding LLC      
Schedule of Investments [Line Items]      
Cost 3,950 4,139  
Fair value 1,336 1,137  
Mystic Logistics Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 2,116 2,116  
Fair value 8,034 7,144  
NexRev LLC      
Schedule of Investments [Line Items]      
Cost 4,488 4,881  
Fair value 4,025 2,399  
NuStep, LLC      
Schedule of Investments [Line Items]      
Cost 8,570 8,765  
Fair value 9,105 9,003  
Oneliance, LLC      
Schedule of Investments [Line Items]      
Cost 1,628 1,644  
Fair value 1,621 1,644  
Orttech Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 7,950 8,312  
Fair value 9,770 8,752  
Pinnacle TopCo, LLC      
Schedule of Investments [Line Items]      
Cost 10,712    
Fair value 10,712    
Robbins Bros. Jewelry, Inc.      
Schedule of Investments [Line Items]      
Cost 4,969 5,124  
Fair value 3,415 5,544  
SI East, LLC      
Schedule of Investments [Line Items]      
Cost 18,897 30,201  
Fair value 24,944 34,479  
Student Resource Center, LLC      
Schedule of Investments [Line Items]      
Cost 5,426 [7] 5,063 [8]  
Fair value 3,543 [7] 5,063 [8]  
Tedder Industries, LLC      
Schedule of Investments [Line Items]      
Cost 6,877 6,568  
Fair value 3,997 6,160  
Trantech Radiator Topco, LLC      
Schedule of Investments [Line Items]      
Cost 3,138 3,121  
Fair value 5,160 3,930  
VVS Holdco LLC      
Schedule of Investments [Line Items]      
Cost 9,986 10,376  
Fair value 9,986 10,406  
AAC Holdings, Inc.      
Schedule of Investments [Line Items]      
Cost 8,185 [9] 7,111 [10]  
Fair value 5,107 [9] 4,110 [10]  
AB Centers Acquisition Corporation      
Schedule of Investments [Line Items]      
Cost 4,008 [7] 2,002 [8]  
Fair value 4,157 [7] 2,064 [8]  
Acumera, Inc.      
Schedule of Investments [Line Items]      
Cost 11,817 [7] 5,859 [8]  
Fair value 12,004 [7] 5,995 [8]  
Adams Publishing Group, LLC      
Schedule of Investments [Line Items]      
Cost 3,463 [7] 3,384 [8]  
Fair value 3,398 [7] 3,391 [8]  
AMEREQUIP LLC.      
Schedule of Investments [Line Items]      
Cost 1,621 [7] 2,106 [8]  
Fair value 1,638 [7] 2,105 [8]  
American Health Staffing Group, Inc.      
Schedule of Investments [Line Items]      
Cost 8,130 [7] 8,193 [8]  
Fair value 8,178 [7] 8,258 [8]  
American Nuts, LLC      
Schedule of Investments [Line Items]      
Cost 9,056 [7] 8,833 [8]  
Fair value 6,624 [7] 8,309 [8]  
American Teleconferencing Services, Ltd.      
Schedule of Investments [Line Items]      
Cost 13,826 [9] 13,826 [10]  
Fair value 635 [9] 794 [10]  
ArborWorks, LLC      
Schedule of Investments [Line Items]      
Cost 12,364 [7] 18,091 [8]  
Fair value 12,240 [7] 15,408 [8]  
ATS Operating, LLC      
Schedule of Investments [Line Items]      
Cost 1,972 [7] 1,914 [8]  
Fair value 1,990 [7] 1,920 [8]  
AVEX Aviation Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 3,438 [7] 3,918 [8]  
Fair value 3,463 [7] 3,924 [8]  
Berry Aviation, Inc.      
Schedule of Investments [Line Items]      
Cost 0 [7] 1,350 [8]  
Fair value 2,760 [7] 5,021 [8]  
Bettercloud, Inc.      
Schedule of Investments [Line Items]      
Cost 8,401 [7] 7,826 [8]  
Fair value 7,980 [7] 7,969 [8]  
Bluestem Brands, Inc.      
Schedule of Investments [Line Items]      
Cost 6,451 [9] 3,566 [10]  
Fair value 6,264 [9] 9,247 [10]  
Boccella Precast Products LLC      
Schedule of Investments [Line Items]      
Cost 644 644  
Fair value 578 821  
Bond Brand Loyalty ULC      
Schedule of Investments [Line Items]      
Cost [7],[11],[12] 8,284    
Fair value [7],[11],[12] 8,374    
Brightwood Capital Fund Investments      
Schedule of Investments [Line Items]      
Cost 11,007 [11],[13] 11,186 [14],[15]  
Fair value 10,076 [11],[13] 10,658 [14],[15]  
Buca C, LLC      
Schedule of Investments [Line Items]      
Cost 14,530 14,780  
Fair value 8,218 8,345  
Burning Glass Intermediate Holding Company, Inc.      
Schedule of Investments [Line Items]      
Cost 13,266 [7] 13,051 [8]  
Fair value 13,431 [7] 13,255 [8]  
CAI Software LLC      
Schedule of Investments [Line Items]      
Cost 379 379  
Fair value 379 379  
Career Team Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 2,781 2,693  
Fair value 2,781 2,693  
CaseWorthy, Inc.      
Schedule of Investments [Line Items]      
Cost 4,609 [7] 4,627 [8]  
Fair value 4,643 [7] 4,645 [8]  
Channel Partners Intermediateco, LLC      
Schedule of Investments [Line Items]      
Cost 4,116 [7] 3,692 [8]  
Fair value 4,018 [7] 3,708 [8]  
Classic H&G Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 7,354 7,321  
Fair value 9,959 12,119  
Computer Data Source, LLC      
Schedule of Investments [Line Items]      
Cost 19,221 [7] 19,480 [8]  
Fair value 18,837 [7] 18,272 [8]  
CQ Fluency, LLC      
Schedule of Investments [Line Items]      
Cost [7] 7,192    
Fair value [7] 7,192    
DMA Industries, LLC      
Schedule of Investments [Line Items]      
Cost 6,128 6,703  
Fair value 6,620 7,120  
DTE Enterprises, LLC      
Schedule of Investments [Line Items]      
Cost 2,060 [7] 8,046 [8]  
Fair value 1,543 [7] 7,518 [8]  
Dynamic Communities, LLC      
Schedule of Investments [Line Items]      
Cost 3,919 [7] 3,487 [8]  
Fair value 3,831 [7] 3,487 [8]  
Elgin AcquireCo, LLC      
Schedule of Investments [Line Items]      
Cost 2,085 2,201  
Fair value 2,108 2,201  
Engineering Research & Consulting, LLC      
Schedule of Investments [Line Items]      
Cost 5,012 [7] 5,097 [8],[16]  
Fair value 5,095 [7] 5,200 [8],[16]  
Escalent, Inc.      
Schedule of Investments [Line Items]      
Cost [7] 6,907    
Fair value [7] 7,105    
Event Holdco, LLC      
Schedule of Investments [Line Items]      
Cost 3,965 [7] 3,968 [8]  
Fair value 3,916 [7] 3,799 [8]  
Garyline, LLC      
Schedule of Investments [Line Items]      
Cost [7] 9,518    
Fair value [7] 9,518    
Hawk Ridge Systems, LLC      
Schedule of Investments [Line Items]      
Cost 10,940 9,694  
Fair value 14,838 13,596  
HDC/HW Intermediate Holdings      
Schedule of Investments [Line Items]      
Cost 2,241 [7] 1,951 [8]  
Fair value 2,035 [7] 1,906 [8]  
HEADLANDS OP-CO LLC      
Schedule of Investments [Line Items]      
Cost 6,802 [7] 4,848 [8]  
Fair value 6,906 [7] 4,939 [8]  
IG Parent Corporation      
Schedule of Investments [Line Items]      
Cost 8,108 [9] 8,633 [10]  
Fair value 8,208 [9] 8,756 [10]  
Imaging Business Machines, L.L.C.      
Schedule of Investments [Line Items]      
Cost [7] 11,439    
Fair value [7] 11,654    
Industrial Services Acquisition, LLC      
Schedule of Investments [Line Items]      
Cost 14,725 [7] 13,713 [8]  
Fair value 14,492 [7] 13,213 [8]  
Infinity X1 Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 5,314    
Fair value 5,314    
Infolinks Media Buyco, LLC      
Schedule of Investments [Line Items]      
Cost 11,408 [7] 10,528 [8]  
Fair value 11,571 [7] 10,694 [8]  
Insight Borrower Corporation      
Schedule of Investments [Line Items]      
Cost [7] 8,309    
Fair value [7] 8,453    
Inspire Aesthetics Management, LLC      
Schedule of Investments [Line Items]      
Cost [7] 8,327    
Fair value [7] 8,235    
Interface Security Systems, L.L.C      
Schedule of Investments [Line Items]      
Cost 9,089 [7] 8,936 [8]  
Fair value 2,214 [7] 2,767 [8]  
Invincible Boat Company, LLC.      
Schedule of Investments [Line Items]      
Cost 17,267 [7] 17,668 [8]  
Fair value 17,024 [7] 17,770 [8]  
Iron-Main Investments, LLC      
Schedule of Investments [Line Items]      
Cost 12,095 9,377  
Fair value 12,076 9,377  
Isagenix International, LLC      
Schedule of Investments [Line Items]      
Cost [9] 2,374    
Fair value [9] 2,301    
ITA Holdings Group, LLC      
Schedule of Investments [Line Items]      
Cost 2,588    
Fair value 2,588    
Jackmont Hospitality, Inc.      
Schedule of Investments [Line Items]      
Cost 5,813 5,333 [8]  
Fair value 7,813 6,373 [8]  
Joerns Healthcare, LLC      
Schedule of Investments [Line Items]      
Cost 9,062 [9] 8,938 [10]  
Fair value 1,985 [9] 2,353 [10]  
Johnson Downie Opco, LLC      
Schedule of Investments [Line Items]      
Cost 3,045 1,440  
Fair value 3,760 1,731  
JorVet Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 4,007 3,995  
Fair value 4,007 3,995  
JTI Electrical & Mechanical, LLC      
Schedule of Investments [Line Items]      
Cost 3,356 [7] 3,139 [8]  
Fair value 3,401 [7] 3,288 [8]  
KMS, LLC      
Schedule of Investments [Line Items]      
Cost 10,440 [7] 10,488 [8]  
Fair value 9,655 [7] 10,022 [8]  
LL Management, Inc.      
Schedule of Investments [Line Items]      
Cost 22,810 [7] 22,944 [8]  
Fair value 22,899 [7] 22,884 [8]  
Mako Steel, LP      
Schedule of Investments [Line Items]      
Cost 16,532 [7] 20,240 [8]  
Fair value 16,721 [7] 20,385 [8]  
MB2 Dental Solutions, LLC      
Schedule of Investments [Line Items]      
Cost 17,800 [9] 16,006 [10]  
Fair value 17,988 [9] 16,235 [10]  
Metalforming Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 2,263 2,250  
Fair value 2,260 2,250  
Microbe Formulas, LLC      
Schedule of Investments [Line Items]      
Cost 2,626 [7] 3,078 [8]  
Fair value 2,665 [7] 3,027 [8]  
Mini Melts of America, LLC      
Schedule of Investments [Line Items]      
Cost [7] 6,557    
Fair value [7] 6,557    
MonitorUS Holding, LLC      
Schedule of Investments [Line Items]      
Cost 9,122 [7],[11],[12] 7,885 [8],[14],[17]  
Fair value 9,471 [7],[11],[12] 8,282 [8],[14],[17]  
NinjaTrader, LLC      
Schedule of Investments [Line Items]      
Cost 14,679 [7] 11,500 [8]  
Fair value 14,854 [7] 11,611 [8]  
Paragon Healthcare, Inc.      
Schedule of Investments [Line Items]      
Cost 2,815 [7] 2,704 [8]  
Fair value 2,863 [7] 2,736 [8]  
Power System Solutions      
Schedule of Investments [Line Items]      
Cost [7] 8,191    
Fair value [7] 8,369    
PrimeFlight Aviation Services      
Schedule of Investments [Line Items]      
Cost [7] 6,366    
Fair value [7] 6,540    
PTL US Bidco, Inc      
Schedule of Investments [Line Items]      
Cost 1,896 [7],[11],[12] 1,805 [14],[18]  
Fair value 1,916 [7],[11],[12] 1,816 [14],[18]  
Purge Rite, LLC      
Schedule of Investments [Line Items]      
Cost [7] 5,096    
Fair value [7] 5,096    
RA Outdoors LLC      
Schedule of Investments [Line Items]      
Cost 13,618 [7] 12,778 [8]  
Fair value 12,834 [7] 11,674 [8]  
Richardson Sales Solutions      
Schedule of Investments [Line Items]      
Cost [7] 11,042    
Fair value [7] 11,180    
Roof Opco, LLC      
Schedule of Investments [Line Items]      
Cost 8,290 [7] 7,116 [8]  
Fair value 8,224 [7] 7,273 [8]  
Rug Doctor, LLC.      
Schedule of Investments [Line Items]      
Cost 15,380 [7] 15,402 [8]  
Fair value 15,367 [7] 13,890 [8]  
Slick Innovations, LLC      
Schedule of Investments [Line Items]      
Cost 2,891 3,448  
Fair value 3,460 3,860  
South Coast Terminals Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 3,038 [7] 3,522 [8]  
Fair value 3,072 [7] 3,609 [8]  
SPAU Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 5,043 [7] 5,069 [8]  
Fair value 5,085 [7] 5,157 [8]  
The Affiliati Network, LLC      
Schedule of Investments [Line Items]      
Cost 3,538 3,967  
Fair value 3,521 3,967  
U.S. TelePacific Corp.      
Schedule of Investments [Line Items]      
Cost [9] 2,638    
Fair value [9] 2,438    
USA DeBusk LLC      
Schedule of Investments [Line Items]      
Cost [7] 19,518    
Fair value [7] 19,745    
Wall Street Prep, Inc.      
Schedule of Investments [Line Items]      
Cost 5,095 [7] 5,745 [8]  
Fair value 5,559 [7] 5,739 [8]  
Watterson Brands, LLC      
Schedule of Investments [Line Items]      
Cost 4,378 [7] 4,180 [8]  
Fair value 4,427 [7] 4,245 [8]  
West Star Aviation Acquisition, LLC      
Schedule of Investments [Line Items]      
Cost 5,199 [7] 3,120 [8]  
Fair value 5,469 [7] 3,192 [8]  
Winter Services LLC      
Schedule of Investments [Line Items]      
Cost 16,752 [7] 12,219 [8]  
Fair value 16,986 [7] 12,444 [8]  
World Micro Holdings, LLC      
Schedule of Investments [Line Items]      
Cost 2,131 2,460  
Fair value 2,131 2,460  
Xenon Arc, Inc.      
Schedule of Investments [Line Items]      
Cost 3,479 [7] 3,495 [8]  
Fair value 3,540 [7] 3,540 [8]  
Zips Car Wash, LLC      
Schedule of Investments [Line Items]      
Cost 2,941 [7] 2,951 [8]  
Fair value 2,789 [7] 2,985 [8]  
ATX Networks Corp.      
Schedule of Investments [Line Items]      
Cost [10]   8,603  
Fair value [10]   12,272  
Flame King Holdings, LLC      
Schedule of Investments [Line Items]      
Cost   9,660  
Fair value   11,600  
Market Force Information, LLC      
Schedule of Investments [Line Items]      
Cost   10,623  
Fair value   403  
Sonic Systems International, LLC      
Schedule of Investments [Line Items]      
Cost [8]   19,727  
Fair value [8]   19,915  
Archer Systems, LLC      
Schedule of Investments [Line Items]      
Cost [8]   2,223  
Fair value [8]   2,228  
BBB Tank Services, LLC      
Schedule of Investments [Line Items]      
Cost   1,441  
Fair value   722  
Dalton US Inc.      
Schedule of Investments [Line Items]      
Cost [8]   1,088  
Fair value [8]   1,107  
Flip Electronics LLC      
Schedule of Investments [Line Items]      
Cost [8]   12,873  
Fair value [8]   13,145  
Independent Pet Partners Intermediate Holdings, LLC      
Schedule of Investments [Line Items]      
Cost [8]   14,564  
Fair value [8]   4,974  
NWN Corporation      
Schedule of Investments [Line Items]      
Cost [8]   25,060  
Fair value [8]   24,167  
RM Bidder, LLC      
Schedule of Investments [Line Items]      
Cost [8]   315  
Fair value [8]   13  
SIB Holdings, LLC      
Schedule of Investments [Line Items]      
Cost [8]   12,245  
Fair value [8]   11,451  
Control investments      
Schedule of Investments [Line Items]      
Cost 43,159 [1],[19] 31,120 [2],[20]  
Fair value $ 53,644 [3],[19] $ 50,303 [4],[20] $ 46,583
Investment owned, percent of net assets 8.60% 8.30%  
Affiliate investments      
Schedule of Investments [Line Items]      
Cost $ 231,378 [1],[21] $ 241,565 [2],[22]  
Fair value $ 291,279 [3],[21] $ 277,000 [4],[22] 234,158
Investment owned, percent of net assets 46.80% 45.40%  
Non‑Control/Non‑Affiliate investments      
Schedule of Investments [Line Items]      
Cost $ 763,781 [1],[23] $ 787,201 [2],[24]  
Fair value $ 747,972 [3],[23] $ 740,840 [4],[24]  
Investment owned, percent of net assets 120.20% 121.50%  
Investment, Identifier [Axis]: Flame King Holdings, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Fair value $ 6,970 $ 4,400  
Investment, Identifier [Axis]: AAC Holdings, Inc., Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 593,927 [9] 593,927 [10]  
Cost $ 3,148 [9] $ 3,148 [10]  
Fair value $ 0 [9] $ 0 [10]  
Investment, Identifier [Axis]: AAC Holdings, Inc., Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [10]   18.00%  
PIK Rate [10]   18.00%  
Principal [10]   $ 4,173  
Cost [10]   3,963  
Fair value [10]   $ 4,110  
Investment, Identifier [Axis]: AAC Holdings, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [9] 18.00%    
PIK Rate [9] 18.00%    
Principal [9] $ 151    
Cost [9] 149    
Fair value [9] $ 149    
Investment, Identifier [Axis]: AAC Holdings, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [9] 18.00%    
PIK Rate [9] 18.00%    
Principal [9] $ 5,014    
Cost [9] 4,888    
Fair value [9] $ 4,958    
Investment, Identifier [Axis]: AAC Holdings, Inc., Warrants      
Schedule of Investments [Line Items]      
Units (in shares) 197,717 [9],[25] 197,717 [10],[26]  
Cost $ 0 [9],[25] $ 0 [10],[26]  
Fair value $ 0 [9],[25] $ 0 [10],[26]  
Investment, Identifier [Axis]: AB Centers Acquisition Corporation, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 5.00% [7],[27],[28] 6.00% [8],[16]  
Principal $ 0 [7],[27],[28] $ 0 [8],[16]  
Cost (20) [7],[27],[28] (5) [8],[16]  
Fair value $ 0 [7],[27],[28] $ (5) [8],[16]  
Investment, Identifier [Axis]: AB Centers Acquisition Corporation, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.43% [7],[28] 10.20% [8],[16]  
Reference Rate and Spread 6.00% [7],[28] 6.00% [8],[16]  
Principal $ 1,081 [7],[28] $ 86 [8],[16]  
Cost 1,066 [7],[28] 77 [8],[16]  
Fair value $ 1,081 [7],[28] $ 86 [8],[16]  
Investment, Identifier [Axis]: AB Centers Acquisition Corporation, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 11.43% [7],[28] 10.58% [8],[16]  
Reference Rate and Spread 6.00% [7],[28] 6.00% [8],[16]  
Principal $ 2,304 [7],[28] $ 1,983 [8],[16]  
Cost 2,219 [7],[28] 1,930 [8],[16]  
Fair value $ 2,304 [7],[28] $ 1,983 [8],[16]  
Investment, Identifier [Axis]: AB Centers Acquisition Corporation, Secured Debt 4      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 11.43%    
Reference Rate and Spread [7],[28] 6.00%    
Principal [7],[28] $ 772    
Cost [7],[28] 743    
Fair value [7],[28] $ 772    
Investment, Identifier [Axis]: ADS Tactical, Inc., Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 11.22% [9],[28] 10.14% [10],[16]  
Reference Rate and Spread 5.75% [9],[28] 5.75% [10],[16]  
Principal $ 4,250 [9],[28] $ 9,125 [10],[16]  
Cost 4,210 [9],[28] 8,996 [10],[16]  
Fair value 4,214 [9],[28] $ 8,213 [10],[16]  
Investment, Identifier [Axis]: AFG Capital Group, LLC, Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) [29]   46  
Cost [29]   $ 300  
Fair value $ 0 $ 2,350 [29] 1,930
Investment, Identifier [Axis]: AFG Capital Group, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate   10.00%  
Fair value   $ 0 36
Investment, Identifier [Axis]: AMEREQUIP LLC., Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 11 [7],[30] 11 [8]  
Cost $ 83 [7],[30] $ 80 [8]  
Fair value $ 100 [7],[30] $ 80 [8]  
Investment, Identifier [Axis]: AMEREQUIP LLC., Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 7.40% [7],[27],[28] 7.40% [8],[16]  
Principal $ 0 [7],[27],[28] $ 0 [8],[16]  
Cost 0 [7],[27],[28] 0 [8],[16]  
Fair value $ 0 [7],[27],[28] $ 0 [8],[16]  
Investment, Identifier [Axis]: AMEREQUIP LLC., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.76% [7],[28] 11.72% [8],[16]  
Reference Rate and Spread 7.40% [7],[28] 7.40% [8],[16]  
Principal $ 1,538 [7],[28] $ 2,026 [8],[16]  
Cost 1,538 [7],[28] 2,026 [8],[16]  
Fair value $ 1,538 [7],[28] $ 2,025 [8],[16]  
Investment, Identifier [Axis]: ATS Operating, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 100,000 [7] 100,000 [8]  
Cost $ 100 [7] $ 100 [8]  
Fair value $ 90 [7] $ 90 [8]  
Investment, Identifier [Axis]: ATS Operating, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.16%    
Reference Rate and Spread 6.50% [7],[28] 5.50% [8],[16]  
Principal $ 50 [7],[28] $ 0 [8],[16]  
Cost 50 [7],[28] 0 [8],[16]  
Fair value $ 50 [7],[28] $ 0 [8],[16]  
Investment, Identifier [Axis]: ATS Operating, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.16% [7],[28] 9.32% [8],[16]  
Reference Rate and Spread 5.50% [7],[28] 5.50% [8],[16]  
Principal $ 925 [7],[28] $ 925 [8],[16]  
Cost 911 [7],[28] 907 [8],[16]  
Fair value $ 925 [7],[28] $ 914 [8],[16]  
Investment, Identifier [Axis]: ATS Operating, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 13.16% [7],[28] 11.32% [8],[16]  
Reference Rate and Spread 7.50% [7],[28] 7.50% [8],[16]  
Principal $ 925 [7],[28] $ 925 [8],[16]  
Cost 911 [7],[28] 907 [8],[16]  
Fair value 925 [7],[28] $ 916 [8],[16]  
Investment, Identifier [Axis]: ATX Networks Corp., Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) [10]   585  
Cost [10]   $ 0  
Fair value $ 0 $ 3,290 [10] 0
Investment, Identifier [Axis]: ATX Networks Corp., Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [10],[16]   12.23%  
Reference Rate and Spread 7.50% 7.50% [10],[16]  
Principal [10],[16]   $ 6,811  
Cost [10],[16]   6,266  
Fair value $ 0 $ 6,368 [10],[16] 7,121
Investment, Identifier [Axis]: ATX Networks Corp., Unsecured Debt      
Schedule of Investments [Line Items]      
Total Rate 10.00% 10.00% [10]  
PIK Rate [10]   10.00%  
Principal [10]   $ 3,417  
Cost [10]   2,337  
Fair value $ 0 $ 2,614 [10] 1,977
Investment, Identifier [Axis]: AVEX Aviation Holdings, LLC, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) 137 [7],[30] 50 [8]  
Cost $ 134 [7],[30] $ 50 [8]  
Fair value $ 124 [7],[30] $ 56 [8]  
Investment, Identifier [Axis]: AVEX Aviation Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 7.25% [7],[27],[28] 7.25% [8],[16]  
Principal $ 0 [7],[27],[28] $ 0 [8],[16]  
Cost (17) [7],[27],[28] (8) [8],[16]  
Fair value $ (5) [7],[27],[28] $ (8) [8],[16]  
Investment, Identifier [Axis]: AVEX Aviation Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.76% [7],[28] 12.17% [8],[16]  
Reference Rate and Spread 7.25% [7],[28] 7.25% [8],[16]  
Principal $ 3,417 [7],[28] $ 4,038 [8],[16]  
Cost 3,321 [7],[28] 3,876 [8],[16]  
Fair value $ 3,344 [7],[28] $ 3,876 [8],[16]  
Investment, Identifier [Axis]: Acumera, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   13.88%  
Reference Rate and Spread 7.50% [7],[27],[28] 9.50% [8],[16]  
Principal $ 0 [7],[27],[28] $ 4,616 [8],[16]  
Cost (8) [7],[27],[28] 4,511 [8],[16]  
Fair value $ (8) [7],[27],[28] $ 4,616 [8],[16]  
Investment, Identifier [Axis]: Acumera, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.98% [7],[28] 13.57% [8],[16]  
Reference Rate and Spread 7.50% [7],[28] 9.00% [8],[16]  
Principal $ 11,922 [7],[28] $ 1,379 [8],[16]  
Cost 11,825 [7],[28] 1,348 [8],[16]  
Fair value $ 11,922 [7],[28] $ 1,379 [8],[16]  
Investment, Identifier [Axis]: Acumera, Inc., Warrants      
Schedule of Investments [Line Items]      
Units (in shares) [7],[31] 14,953    
Cost [7],[31] $ 0    
Fair value [7],[31] $ 90    
Investment, Identifier [Axis]: Adams Publishing Group, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 11.00% [7],[28],[32] 10.00% [8],[16],[33]  
Reference Rate and Spread 7.00% [7],[28],[32] 6.00% [8],[16],[33]  
PIK Rate [7],[28],[32] 1.00%    
Principal $ 936 [7],[28],[32] $ 565 [8],[16],[33]  
Cost 936 [7],[28],[32] 565 [8],[16],[33]  
Fair value $ 917 [7],[28],[32] $ 565 [8],[16],[33]  
Investment, Identifier [Axis]: Adams Publishing Group, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.00% [7],[28],[32] 10.00% [8],[16],[33]  
Reference Rate and Spread 7.00% [7],[28],[32] 7.50% [8],[16],[33]  
PIK Rate [7],[28],[32] 1.00%    
Principal $ 2,531 [7],[28],[32] $ 2,826 [8],[16],[33]  
Cost 2,527 [7],[28],[32] 2,819 [8],[16],[33]  
Fair value $ 2,481 [7],[28],[32] $ 2,826 [8],[16],[33]  
Investment, Identifier [Axis]: American Health Staffing Group, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 5.00% [7],[27],[28] 6.00% [8],[16]  
Principal $ 0 [7],[27],[28] $ 0 [8],[16]  
Cost (10) [7],[27],[28] (13) [8],[16]  
Fair value $ (10) [7],[27],[28] $ (13) [8],[16]  
Investment, Identifier [Axis]: American Health Staffing Group, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 13.50% [7],[28] 11.12% [8],[16]  
Reference Rate and Spread 5.00% [7],[28] 6.00% [8],[16]  
Principal $ 8,188 [7],[28] $ 8,271 [8],[16]  
Cost 8,140 [7],[28] 8,206 [8],[16]  
Fair value $ 8,188 [7],[28] $ 8,271 [8],[16]  
Investment, Identifier [Axis]: American Nuts, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 15.29% [7],[28] 10.46% [8],[16]  
Reference Rate and Spread 9.75% [7],[28] 6.75% [8],[16]  
PIK Rate [7],[28] 15.29%    
Principal $ 4,833 [7],[28] $ 4,438 [8],[16]  
Cost 4,812 [7],[28] 4,416 [8],[16]  
Fair value $ 4,102 [7],[28] $ 4,148 [8],[16]  
Investment, Identifier [Axis]: American Nuts, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 15.29% [7],[28] 12.46% [8],[16]  
Reference Rate and Spread 9.75% [7],[28] 8.75% [8],[16]  
PIK Rate [7],[28] 15.29%    
Principal $ 0 [7],[28] $ 4,438 [8],[16]  
Cost 0 [7],[28] 4,417 [8],[16]  
Fair value $ 0 [7],[28] $ 4,161 [8],[16]  
Investment, Identifier [Axis]: American Nuts, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [7],[28],[34] 17.29%    
Reference Rate and Spread [7],[28],[34] 11.75%    
PIK Rate [7],[28],[34] 17.29%    
Principal [7],[28],[34] $ 4,270    
Cost [7],[28],[34] 4,244    
Fair value [7],[28],[34] $ 2,522    
Investment, Identifier [Axis]: American Nuts, LLC, Secured Debt 4      
Schedule of Investments [Line Items]      
Total Rate [7],[28],[34] 17.29%    
Reference Rate and Spread [7],[28],[34] 11.75%    
PIK Rate [7],[28],[34] 17.29%    
Principal [7],[28],[34] $ 0    
Cost [7],[28],[34] 0    
Fair value [7],[28],[34] 0    
Investment, Identifier [Axis]: American Teleconferencing Services, Ltd., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [10],[35]   7.50%  
Reference Rate and Spread [10],[35]   6.50%  
Principal 2,425 [9],[34],[36] $ 2,425 [10],[35]  
Cost 2,375 [9],[34],[36] 2,375 [10],[35]  
Fair value 109 [9],[34],[36] $ 136 [10],[35]  
Investment, Identifier [Axis]: American Teleconferencing Services, Ltd., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [10],[16],[35]   7.50%  
Reference Rate and Spread [10],[16],[35]   6.50%  
Principal 11,693 [9],[34],[36] $ 11,693 [10],[16],[35]  
Cost 11,451 [9],[34],[36] 11,451 [10],[16],[35]  
Fair value $ 526 [9],[34],[36] 658 [10],[16],[35]  
Investment, Identifier [Axis]: Amounts related to investments transferred to or from other 1940 Act classification during the period, Affiliate Investments      
Schedule of Investments [Line Items]      
Fair value   0 0
Investment, Identifier [Axis]: Amounts related to investments transferred to or from other 1940 Act classification during the period, Control Investments      
Schedule of Investments [Line Items]      
Fair value   $ 0 0
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Preferred Member Units 1      
Schedule of Investments [Line Items]      
Units (in shares) 607 607  
Cost $ 607 $ 607  
Fair value $ 1,210 $ 880  
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Preferred Member Units 1.1      
Schedule of Investments [Line Items]      
Total Rate 14.13% 14.13%  
Fair value $ 0 $ 0 0
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Preferred Member Units 2      
Schedule of Investments [Line Items]      
Units (in shares) 800 800  
Total Rate 14.13% 14.13%  
Cost $ 800 $ 800  
Fair value 0 0  
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Preferred Member Units 2.1      
Schedule of Investments [Line Items]      
Fair value $ 1,210 $ 880 1,220
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [28] 15.38%    
Reference Rate and Spread 10.00% [28] 10.00% [16]  
Principal $ 55 [28] $ 0 [16]  
Cost 54 [28] (2) [16]  
Fair value $ 54 [28] $ (2) [16] (4)
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 15.38% [28] 14.13% [16]  
Reference Rate and Spread 10.00% [28] 10.00% [16]  
Principal $ 1,031 [28] $ 1,166 [16]  
Cost 1,020 [28] 1,135 [16]  
Fair value $ 1,020 [28] $ 1,135 [16] 1,182
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Warrants      
Schedule of Investments [Line Items]      
Units (in shares) 105 [25] 105 [26]  
Cost $ 79 [25] $ 79 [26]  
Fair value $ 0 [25] $ 0 [26] 0
Investment, Identifier [Axis]: ArborWorks, LLC, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) 2,070 [7] 124 [8]  
Cost $ 124 [7] $ 124 [8]  
Fair value $ 0 [7] $ 0 [8]  
Investment, Identifier [Axis]: ArborWorks, LLC, Preferred Equity 1      
Schedule of Investments [Line Items]      
Units (in shares) [7] 17,265    
Cost [7] $ 7,468    
Fair value [7] $ 7,468    
Investment, Identifier [Axis]: ArborWorks, LLC, Preferred Equity 2      
Schedule of Investments [Line Items]      
Units (in shares) [7] 17,265    
Cost [7] $ 0    
Fair value [7] $ 0    
Investment, Identifier [Axis]: ArborWorks, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 15.00% [7] 13.41% [8],[16]  
Reference Rate and Spread [8],[16]   9.00%  
PIK Rate [7] 15.00%    
Principal $ 1,007 [7] $ 2,484 [8],[16]  
Cost 1,007 [7] 2,427 [8],[16]  
Fair value $ 1,007 [7] $ 2,095 [8],[16]  
Investment, Identifier [Axis]: ArborWorks, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.04% [7],[28] 13.56% [8],[16]  
Reference Rate and Spread 6.50% [7],[28] 9.00% [8],[16]  
PIK Rate [7],[28] 12.04%    
Principal $ 3,765 [7],[28] $ 15,786 [8],[16]  
Cost 3,765 [7],[28] 15,540 [8],[16]  
Fair value $ 3,765 [7],[28] $ 13,313 [8],[16]  
Investment, Identifier [Axis]: Archer Systems, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 62,402 [7] 62,402 [8]  
Cost $ 62 [7] $ 62 [8]  
Fair value $ 100 [7] $ 62 [8]  
Investment, Identifier [Axis]: Archer Systems, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread [8],[16]   6.50%  
Principal [8],[16]   $ 0  
Cost [8],[16]   (4)  
Fair value [8],[16]   $ (4)  
Investment, Identifier [Axis]: Archer Systems, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   10.92%  
Reference Rate and Spread [8],[16]   6.50%  
Principal [8],[16]   $ 2,205  
Cost [8],[16]   2,165  
Fair value [8],[16]   $ 2,170  
Investment, Identifier [Axis]: BBB Tank Services, LLC, Member Units      
Schedule of Investments [Line Items]      
Units (in shares)   200,000  
Cost   $ 200  
Fair value   $ 0  
Investment, Identifier [Axis]: BBB Tank Services, LLC, Preferred Stock (non-voting)      
Schedule of Investments [Line Items]      
Total Rate   15.00%  
Cost   $ 41  
Fair value   $ 0  
Investment, Identifier [Axis]: BBB Tank Services, LLC, Unsecured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [16],[37]   15.12%  
Reference Rate and Spread [16],[37]   11.00%  
Principal [16],[37]   $ 200  
Cost [16],[37]   200  
Fair value [16],[37]   $ 200  
Investment, Identifier [Axis]: BBB Tank Services, LLC, Unsecured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [16],[37]   15.12%  
Reference Rate and Spread [16],[37]   11.00%  
Principal [16],[37]   $ 1,000  
Cost [16],[37]   1,000  
Fair value [16],[37]   $ 522  
Investment, Identifier [Axis]: Barfly Ventures, LLC, Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 12 [7] 12 [8]  
Cost $ 528 [7] $ 528 [8]  
Fair value $ 1,380 [7] $ 1,107 [8] 643
Investment, Identifier [Axis]: Batjer TopCo, LLC, Preferred Stock      
Schedule of Investments [Line Items]      
Units (in shares) 453 [30] 453 [29]  
Cost $ 455 [30] $ 455 [29]  
Fair value $ 680 [30] 455 [29] 0
Investment, Identifier [Axis]: Batjer TopCo, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 10.00%    
Principal $ 0 [27] 0  
Cost (1) [27] (1)  
Fair value $ 0 [27] $ (1) 0
Investment, Identifier [Axis]: Batjer TopCo, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 10.00% 11.00%  
Principal $ 30 $ 1,225  
Cost 30 1,205  
Fair value $ 30 1,205  
Investment, Identifier [Axis]: Batjer TopCo, LLC, Secured Debt 2.1      
Schedule of Investments [Line Items]      
Total Rate 10.00%    
Fair value $ 30 $ 0  
Investment, Identifier [Axis]: Batjer TopCo, LLC, Secured Debt 2.2      
Schedule of Investments [Line Items]      
Total Rate   11.00%  
Fair value   $ 1,205 0
Investment, Identifier [Axis]: Batjer TopCo, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 10.00%    
Principal $ 1,175    
Cost 1,160    
Fair value $ 1,175 $ 1,205  
Investment, Identifier [Axis]: Berry Aviation, Inc., Preferred Member Units 1      
Schedule of Investments [Line Items]      
Units (in shares) 122,416 [7],[38] 122,416 [8],[29],[39]  
PIK Rate [8],[29],[39]   16.00%  
Cost $ 0 [7],[38] $ 0 [8],[29],[39]  
Fair value $ 200 [7],[38] $ 270 [8],[29],[39]  
Investment, Identifier [Axis]: Berry Aviation, Inc., Preferred Member Units 2      
Schedule of Investments [Line Items]      
Units (in shares) 1,548,387 [7],[30],[38] 1,548,387 [8],[29],[39]  
Total Rate [8],[29],[39]   8.00%  
PIK Rate [8],[29],[39]   8.00%  
Cost $ 0 [7],[30],[38] $ 1,161 [8],[29],[39]  
Fair value $ 2,560 [7],[30],[38] $ 4,561 [8],[29],[39]  
Investment, Identifier [Axis]: Berry Aviation, Inc., Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [8]   12.00%  
PIK Rate [8]   1.50%  
Principal [8]   $ 190  
Cost [8]   189  
Fair value [8]   $ 190  
Investment, Identifier [Axis]: Bettercloud, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 7.25% [7],[27],[28] 1.00% [8],[16]  
PIK Rate [8],[16]   6.00%  
Principal $ 0 [7],[27],[28] $ 0 [8],[16]  
Cost (18) [7],[27],[28] (22) [8],[16]  
Fair value $ (18) [7],[27],[28] $ (22) [8],[16]  
Investment, Identifier [Axis]: Bettercloud, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.64% [7],[28] 11.40% [8],[16]  
Reference Rate and Spread 7.25% [7],[28] 1.00% [8],[16]  
PIK Rate 6.25% [7],[28] 6.00% [8],[16]  
Principal $ 8,535 [7],[28] $ 7,991 [8],[16]  
Cost 8,419 [7],[28] 7,848 [8],[16]  
Fair value $ 7,998 [7],[28] $ 7,991 [8],[16]  
Investment, Identifier [Axis]: Binswanger Enterprises, LLC, Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 1,050,000 [7] 1,050,000 [8]  
Cost $ 1,050 [7] $ 1,050 [8]  
Fair value $ 120 [7] $ 420 [8]  
Investment, Identifier [Axis]: Bluestem Brands, Inc., Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 700,446 [9] 700,446 [10],[29]  
Cost $ 0 [9] $ 0 [10],[29]  
Fair value $ 533 [9] $ 4,708 [10],[29]  
Investment, Identifier [Axis]: Bluestem Brands, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [9],[28] 16.00%    
Reference Rate and Spread 7.50% [9],[28] 8.50% [10],[16]  
PIK Rate [9],[28] 15.00%    
Principal $ 2,035 [9],[28] $ 0 [10],[16]  
Cost 2,035 [9],[28] 0 [10],[16]  
Fair value $ 1,907 [9],[28] $ 0 [10],[16]  
Investment, Identifier [Axis]: Bluestem Brands, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 13.96% [9],[28] 12.94% [10],[16]  
Reference Rate and Spread 8.50% [9],[28] 8.50% [10],[16]  
PIK Rate [9],[28] 12.96%    
Principal $ 3,941 [9],[28] $ 3,473 [10],[16]  
Cost 3,305 [9],[28] 2,455 [10],[16]  
Fair value $ 3,695 [9],[28] $ 3,366 [10],[16]  
Investment, Identifier [Axis]: Bluestem Brands, Inc., Warrants      
Schedule of Investments [Line Items]      
Units (in shares) 175,110 [9],[25] 175,110 [10],[26]  
Cost $ 1,111 [9],[25] $ 1,111 [10],[26]  
Fair value $ 129 [9],[25] $ 1,173 [10],[26]  
Investment, Identifier [Axis]: Boccella Precast Products LLC, Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 540,000 540,000 [29]  
Cost $ 564 $ 564 [29]  
Fair value $ 498 $ 741 [29]  
Investment, Identifier [Axis]: Boccella Precast Products LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 10.00% 10.00%  
Principal $ 80 $ 80  
Cost 80 80  
Fair value $ 80 $ 80  
Investment, Identifier [Axis]: Bond Brand Loyalty ULC, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) [7],[11],[12] 360    
Cost [7],[11],[12] $ 0    
Fair value [7],[11],[12] $ 0    
Investment, Identifier [Axis]: Bond Brand Loyalty ULC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) [7],[11],[12] 360    
Cost [7],[11],[12] $ 360    
Fair value [7],[11],[12] $ 310    
Investment, Identifier [Axis]: Bond Brand Loyalty ULC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread [7],[11],[12],[27],[28] 7.00%    
Principal [7],[11],[12],[27],[28] $ 0    
Cost [7],[11],[12],[27],[28] (16)    
Fair value [7],[11],[12],[27],[28] $ (16)    
Investment, Identifier [Axis]: Bond Brand Loyalty ULC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [7],[11],[12],[28] 11.54%    
Reference Rate and Spread [7],[11],[12],[28] 6.00%    
Principal [7],[11],[12],[28] $ 4,040    
Cost [7],[11],[12],[28] 3,970    
Fair value [7],[11],[12],[28] $ 4,040    
Investment, Identifier [Axis]: Bond Brand Loyalty ULC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [7],[11],[12],[28] 13.54%    
Reference Rate and Spread [7],[11],[12],[28] 8.00%    
Principal [7],[11],[12],[28] $ 4,040    
Cost [7],[11],[12],[28] 3,970    
Fair value [7],[11],[12],[28] $ 4,040    
Investment, Identifier [Axis]: Brewer Crane Holdings, LLC, Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 737 [30] 737 [29]  
Cost $ 1,070 [30] $ 1,070 [29]  
Fair value $ 1,400 [30] $ 1,770 [29] 1,930
Investment, Identifier [Axis]: Brewer Crane Holdings, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 15.46% [28] 14.12% [16]  
Reference Rate and Spread 10.00% [28] 10.00% [16]  
Principal $ 1,375 [28] $ 1,491 [16]  
Cost 1,375 [28] 1,491 [16]  
Fair value $ 1,374 [28] $ 1,491 [16] 2,005
Investment, Identifier [Axis]: Brightwood Capital Fund Investments, LP Interests (Brightwood Capital Fund III, LP)      
Schedule of Investments [Line Items]      
Units (percentage) 0.50% [11],[13],[40] 0.50% [14],[15],[29],[41]  
Cost $ 2,270 [11],[13],[40] $ 2,449 [14],[15],[29],[41]  
Fair value $ 1,360 [11],[13],[40] $ 1,576 [14],[15],[29],[41]  
Investment, Identifier [Axis]: Brightwood Capital Fund Investments, LP Interests (Brightwood Capital Fund IV, LP)      
Schedule of Investments [Line Items]      
Units (percentage) 1.20% [11],[13],[30],[40] 1.20% [14],[15],[29],[41]  
Cost $ 8,737 [11],[13],[30],[40] $ 8,737 [14],[15],[29],[41]  
Fair value $ 8,716 [11],[13],[30],[40] $ 9,082 [14],[15],[29],[41]  
Investment, Identifier [Axis]: Buca C, LLC, Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 4 4  
Total Rate 6.00% 6.00%  
PIK Rate 6.00% 6.00%  
Cost $ 3,040 $ 3,040  
Fair value $ 0 $ 0  
Investment, Identifier [Axis]: Buca C, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 12.00% [36] 9.00%  
Principal $ 11,490 [36] $ 11,740  
Cost 11,490 [36] 11,740  
Fair value $ 8,218 [36] $ 8,345  
Investment, Identifier [Axis]: Burning Glass Intermediate Holding Company, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 10.46%    
Reference Rate and Spread 5.00% [7],[28] 5.00% [8],[16]  
Principal $ 310 [7],[28] $ 0 [8],[16]  
Cost 296 [7],[28] (19) [8],[16]  
Fair value $ 310 [7],[28] $ 0 [8],[16]  
Investment, Identifier [Axis]: Burning Glass Intermediate Holding Company, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 10.46% [7],[28] 8.91% [8],[16]  
Reference Rate and Spread 5.00% [7],[28] 5.00% [8],[16]  
Principal $ 13,121 [7],[28] $ 13,255 [8],[16]  
Cost 12,970 [7],[28] 13,070 [8],[16]  
Fair value $ 13,121 [7],[28] $ 13,255 [8],[16]  
Investment, Identifier [Axis]: CAI Software LLC, Preferred Equity 1      
Schedule of Investments [Line Items]      
Units (in shares) 379,338 379,338 [29]  
Cost $ 379 $ 379 [29]  
Fair value $ 379 $ 379 [29]  
Investment, Identifier [Axis]: CAI Software LLC, Preferred Equity 2      
Schedule of Investments [Line Items]      
Units (in shares) 126,446 126,446  
Cost $ 0 $ 0  
Fair value $ 0 $ 0  
Investment, Identifier [Axis]: CQ Fluency, LLC, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread [7],[27],[28] 7.00%    
Principal [7],[27],[28] $ 0    
Cost [7],[27],[28] (44)    
Fair value [7],[27],[28] $ (44)    
Investment, Identifier [Axis]: CQ Fluency, LLC, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Reference Rate and Spread [7],[27],[28] 7.00%    
Principal [7],[27],[28] $ 0    
Cost [7],[27],[28] (44)    
Fair value [7],[27],[28] $ (44)    
Investment, Identifier [Axis]: CQ Fluency, LLC, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.45%    
Reference Rate and Spread [7],[28] 7.00%    
Principal [7],[28] $ 7,500    
Cost [7],[28] 7,280    
Fair value [7],[28] $ 7,280    
Investment, Identifier [Axis]: Cadence Aerospace LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [8],[16],[42]   11.99%  
Reference Rate and Spread [8],[16],[42]   8.50%  
PIK Rate [8],[16],[42]   0.01%  
Principal [8],[16],[42]   $ 20,112  
Cost [8],[16],[42]   20,066  
Fair value [8],[16],[42]   $ 20,112  
Investment, Identifier [Axis]: Camin Cargo Control, Inc., Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [10],[16]   10.88%  
Reference Rate and Spread [10],[16]   6.50%  
Principal [10],[16]   $ 7,609  
Cost [10],[16]   7,553  
Fair value [10],[16]   $ 7,342  
Investment, Identifier [Axis]: Career Team Holdings, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 50,000 50,000  
Cost $ 500 $ 500  
Fair value $ 500 $ 500  
Investment, Identifier [Axis]: Career Team Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [28] 11.38%    
Reference Rate and Spread 6.00% [28] 6.00% [16]  
Principal $ 100 [28] $ 0 [16]  
Cost 96 [28] (3) [16]  
Fair value $ 96 [28] $ (3) [16]  
Investment, Identifier [Axis]: Career Team Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 13.00% 12.50%  
Principal $ 2,225 $ 2,250  
Cost 2,185 2,196  
Fair value $ 2,185 $ 2,196  
Investment, Identifier [Axis]: CaseWorthy, Inc., Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) 80,000 [7] 80,000 [8]  
Cost $ 80 [7] $ 80 [8]  
Fair value $ 80 [7] $ 80 [8]  
Investment, Identifier [Axis]: CaseWorthy, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 6.00% [7],[27],[28] 6.00% [8],[16]  
Principal $ 0 [7],[27],[28] $ 0 [8],[16]  
Cost (3) [7],[27],[28] (4) [8],[16]  
Fair value $ (3) [7],[27],[28] $ (4) [8],[16]  
Investment, Identifier [Axis]: CaseWorthy, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.61% [7],[28] 10.73% [8],[16]  
Reference Rate and Spread 6.00% [7],[28] 6.00% [8],[16]  
Principal $ 2,581 [7],[28] $ 2,600 [8],[16]  
Cost 2,561 [7],[28] 2,574 [8],[16]  
Fair value $ 2,581 [7],[28] $ 2,574 [8],[16]  
Investment, Identifier [Axis]: CaseWorthy, Inc., Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 11.61% [7],[28] 10.48% [8],[16]  
Reference Rate and Spread 6.00% [7],[28] 5.75% [8],[16]  
Principal $ 1,985 [7],[28] $ 1,995 [8],[16]  
Cost 1,971 [7],[28] 1,977 [8],[16]  
Fair value $ 1,985 [7],[28] $ 1,995 [8],[16]  
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC, Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 3,327 3,327  
Cost $ 1,531 $ 1,531  
Fair value $ 2,760 $ 2,170 1,460
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 9.00% [27],[28] 9.00% [16]  
Principal $ 0 [27],[28] $ 0 [16]  
Cost 0 [27],[28] 0 [16]  
Fair value $ 0 [27],[28] $ 0 [16] 0
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 14.48% [28] 13.13% [16]  
Reference Rate and Spread 9.00% [28] 9.00% [16]  
Principal $ 4,394 [28] $ 3,758 [16]  
Cost 4,364 [28] 3,731 [16]  
Fair value $ 4,394 [28] $ 3,731 [16] 2,216
Investment, Identifier [Axis]: Chamberlin Holding LLC, Member Units 1      
Schedule of Investments [Line Items]      
Units (in shares) 1,087 [30] 1,087 [29]  
Cost $ 2,860 [30] $ 2,860 [29]  
Fair value $ 7,330 [30] $ 5,728 [29] 6,030
Investment, Identifier [Axis]: Chamberlin Holding LLC, Member Units 2      
Schedule of Investments [Line Items]      
Units (in shares) 261,786 [30],[38] 261,786 [29],[39]  
Cost $ 443 [30],[38] $ 443 [29],[39]  
Fair value $ 715 [30],[38] $ 678 [29],[39] 385
Investment, Identifier [Axis]: Chamberlin Holding LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 6.00% [27],[28] 6.00% [16]  
Principal $ 0 [27],[28] $ 0 [16]  
Cost (49) [27],[28] 0 [16]  
Fair value $ 0 [27],[28] $ 0 [16] 0
Investment, Identifier [Axis]: Chamberlin Holding LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 13.49% [28] 12.13% [16]  
Reference Rate and Spread 8.00% [28] 8.00% [16]  
Principal $ 3,905 [28] $ 4,236 [16]  
Cost 3,903 [28] 4,228 [16]  
Fair value $ 3,905 [28] $ 4,236 [16] 4,454
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 12.60% [7],[28],[43] 10.72% [8],[16],[44]  
Reference Rate and Spread 7.00% [7],[28],[43] 6.25% [8],[16],[44]  
Principal $ 190 [7],[28],[43] $ 172 [8],[16],[44]  
Cost 175 [7],[28],[43] 162 [8],[16],[44]  
Fair value $ 183 [7],[28],[43] $ 169 [8],[16],[44]  
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.66% [7],[28] 10.71% [8],[16],[45]  
Reference Rate and Spread 7.00% [7],[28] 6.25% [8],[16],[45]  
Principal $ 3,360 [7],[28] $ 3,591 [8],[16],[45]  
Cost 3,317 [7],[28] 3,530 [8],[16],[45]  
Fair value $ 3,224 [7],[28] $ 3,539 [8],[16],[45]  
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.66%    
Reference Rate and Spread [7],[28] 7.00%    
Principal [7],[28] $ 186    
Cost [7],[28] 184    
Fair value [7],[28] $ 179    
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC, Secured Debt 4      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.66%    
Reference Rate and Spread [7],[28] 7.00%    
Principal [7],[28] $ 450    
Cost [7],[28] 440    
Fair value [7],[28] $ 432    
Investment, Identifier [Axis]: Charps, LLC, Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 457 [30] 457 [29]  
Cost $ 491 [30] $ 491 [29]  
Fair value $ 3,920 [30] $ 3,330 [29] 3,500
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Member Units 1      
Schedule of Investments [Line Items]      
Units (in shares) 179 [30] 179 [29]  
Cost $ 1,820 [30] $ 1,820 [29]  
Fair value $ 1,300 [30] $ 2,060 [29] 2,560
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Member Units 2      
Schedule of Investments [Line Items]      
Units (in shares) 200 [38] 200 [39]  
Cost $ 127 [38] $ 53 [39]  
Fair value $ 282 [38] $ 152 [39] 133
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 11.50% 13.23% [16]  
Reference Rate and Spread [16]   9.00%  
Principal $ 2,140 $ 2,620 [16]  
Cost 2,140 2,620 [16]  
Fair value $ 2,103 $ 2,620 [16]  
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 1.1      
Schedule of Investments [Line Items]      
Total Rate 11.50%    
Reference Rate and Spread   9.00%  
Fair value $ 0 $ 0 0
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 10.00% 10.00%  
Principal $ 253 $ 262  
Cost 251 260  
Fair value $ 251 $ 260  
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 2.1      
Schedule of Investments [Line Items]      
Total Rate 11.50% 13.23%  
Reference Rate and Spread   9.00%  
Fair value $ 2,103 $ 2,620 2,620
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 10.00% 10.00%  
Fair value $ 251 $ 260 268
Investment, Identifier [Axis]: Clarius BIGS, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [8],[35],[37]   15.00%  
PIK Rate [8],[35],[37]   15.00%  
Principal 2,694 [7],[34],[36] $ 2,747 [8],[35],[37]  
Cost 2,350 [7],[34],[36] 2,403 [8],[35],[37]  
Fair value $ 16 [7],[34],[36] $ 19 [8],[35],[37]  
Investment, Identifier [Axis]: Classic H&G Holdings, LLC, Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 39 [30] 39 [29]  
Cost $ 1,440 [30] $ 1,440 [29]  
Fair value $ 4,000 [30] $ 6,160 [29]  
Investment, Identifier [Axis]: Classic H&G Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 11.69% [28] 9.75% [16]  
Reference Rate and Spread 6.00% [28] 6.00% [16]  
Principal $ 1,140 [28] $ 1,140 [16]  
Cost 1,133 [28] 1,127 [16]  
Fair value $ 1,140 [28] $ 1,140 [16]  
Investment, Identifier [Axis]: Classic H&G Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 8.00% 8.00%  
Principal $ 4,819 $ 4,819  
Cost 4,781 4,754  
Fair value $ 4,819 $ 4,819  
Investment, Identifier [Axis]: Cody Pools, Inc., Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 147 [30],[38] 147 [29],[39]  
Cost $ 2,079 [30],[38] $ 2,079 [29],[39]  
Fair value 18,120 [30],[38] $ 14,550 [29],[39]  
Investment, Identifier [Axis]: Cody Pools, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [16]   15.38%  
Reference Rate and Spread [16]   10.50%  
Principal 0 [27] $ 273 [16]  
Cost (2) [27] 261 [16]  
Fair value $ 0 [27] 273 [16]  
Investment, Identifier [Axis]: Cody Pools, Inc., Secured Debt 1.1      
Schedule of Investments [Line Items]      
Total Rate 12.50%    
Fair value $ 0 $ 0  
Investment, Identifier [Axis]: Cody Pools, Inc., Secured Debt 1.2      
Schedule of Investments [Line Items]      
Total Rate   15.38%  
Reference Rate and Spread   10.50%  
Fair value   $ 273 (6)
Investment, Identifier [Axis]: Cody Pools, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.50% 15.38% [16]  
Reference Rate and Spread [16]   10.50%  
Principal $ 7,111 $ 6,882 [16]  
Cost 7,089 6,786 [16]  
Fair value $ 7,111 6,882 [16]  
Investment, Identifier [Axis]: Cody Pools, Inc., Secured Debt 2.1      
Schedule of Investments [Line Items]      
Total Rate 12.50%    
Fair value $ 7,111 $ 0  
Investment, Identifier [Axis]: Cody Pools, Inc., Secured Debt 2.2      
Schedule of Investments [Line Items]      
Total Rate   15.38%  
Reference Rate and Spread   10.50%  
Fair value   $ 6,882 7,187
Investment, Identifier [Axis]: Cody Pools, Inc., Secured Debt 3      
Schedule of Investments [Line Items]      
Reference Rate and Spread 10.50%    
Fair value $ 0 273  
Investment, Identifier [Axis]: Cody Pools, Inc., Secured Debt 4      
Schedule of Investments [Line Items]      
Reference Rate and Spread 10.50%    
Fair value $ 0 6,882  
Investment, Identifier [Axis]: Cody Pools, Inc.,Preferred Member Units      
Schedule of Investments [Line Items]      
Fair value   $ 14,550 11,910
Investment, Identifier [Axis]: Colonial Electric Company LLC, Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) [29]   4,320  
Cost [29]   $ 1,920  
Fair value   2,290 [29] 2,280
Investment, Identifier [Axis]: Colonial Electric Company LLC, Preferred Member Units 1      
Schedule of Investments [Line Items]      
Units (in shares) 240    
Cost $ 240    
Fair value $ 600 0  
Investment, Identifier [Axis]: Colonial Electric Company LLC, Preferred Member Units 2      
Schedule of Investments [Line Items]      
Units (in shares) 4,320    
Cost $ 1,920    
Fair value 1,920 2,290  
Investment, Identifier [Axis]: Colonial Electric Company LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Principal 0 [27] 0  
Cost 0 [27] 0  
Fair value $ 0 [27] $ 0 0
Investment, Identifier [Axis]: Colonial Electric Company LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.00% 12.00%  
Principal $ 5,513 $ 5,828  
Cost 5,448 5,729  
Fair value $ 5,407 5,729 6,007
Investment, Identifier [Axis]: Compass Systems & Sales, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 1,863    
Cost $ 1,863    
Fair value $ 1,863 0  
Investment, Identifier [Axis]: Compass Systems & Sales, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 13.50%    
Principal [27] $ 0    
Cost [27] 0    
Fair value $ 0 [27] 0  
Investment, Identifier [Axis]: Compass Systems & Sales, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 13.50%    
Principal $ 4,300    
Cost 4,175    
Fair value $ 4,175 $ 0  
Investment, Identifier [Axis]: Computer Data Source, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 13.52% [7],[28],[46] 12.56% [8],[16],[47]  
Reference Rate and Spread 8.00% [7],[28],[46] 8.00% [8],[16],[47]  
Principal $ 4,167 [7],[28],[46] $ 4,167 [8],[16],[47]  
Cost 4,123 [7],[28],[46] 4,106 [8],[16],[47]  
Fair value $ 4,040 [7],[28],[46] $ 3,851 [8],[16],[47]  
Investment, Identifier [Axis]: Computer Data Source, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 13.52% [7],[28] 12.56% [8],[16]  
Reference Rate and Spread 8.00% [7],[28] 8.00% [8],[16]  
Principal $ 15,260 [7],[28] $ 15,604 [8],[16]  
Cost 15,098 [7],[28] 15,374 [8],[16]  
Fair value $ 14,797 [7],[28] $ 14,421 [8],[16]  
Investment, Identifier [Axis]: Construction Supply Investments, LLC, Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 861,618 [7] 861,618 [8],[29]  
Cost $ 3,335 [7] $ 3,335 [8],[29]  
Fair value $ 23,135 [7] $ 21,165 [8],[29]  
Investment, Identifier [Axis]: Copper Trail Fund Investments, LP Interests (CTMH, LP)      
Schedule of Investments [Line Items]      
Units (percentage) 38.80% [11],[13],[30],[40] 39.00% [14],[15],[41]  
Cost $ 693 [11],[13],[30],[40] $ 713 [14],[15],[41]  
Fair value $ 568 [11],[13],[30],[40] $ 588 [14],[15],[41] 710
Investment, Identifier [Axis]: DMA Industries, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 1,486 1,486  
Cost $ 1,486 $ 1,486  
Fair value $ 1,920 $ 1,820  
Investment, Identifier [Axis]: DMA Industries, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 12.00% 12.00%  
Principal $ 4,700 $ 5,300  
Cost 4,642 5,217  
Fair value $ 4,700 $ 5,300  
Investment, Identifier [Axis]: DTE Enterprises, LLC, Class A Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 776,316 [7] 776,316 [8]  
Total Rate 8.00% [7] 8.00% [8]  
PIK Rate 8.00% [7] 8.00% [8]  
Cost $ 776 [7] $ 776 [8]  
Fair value $ 260 [7] $ 380 [8]  
Investment, Identifier [Axis]: DTE Enterprises, LLC, Class AA Preferred Member Units (non-voting)      
Schedule of Investments [Line Items]      
Total Rate 10.00% [7],[30] 10.00% [8],[29]  
PIK Rate 10.00% [7],[30] 10.00% [8],[29]  
Cost $ 1,284 [7],[30] $ 1,161 [8],[29]  
Fair value 1,283 [7],[30] $ 1,161 [8],[29]  
Investment, Identifier [Axis]: DTE Enterprises, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread [8],[16]   7.50%  
Principal [8],[16]   $ 0  
Cost [8],[16]   (1)  
Fair value [8],[16]   $ (1)  
Investment, Identifier [Axis]: DTE Enterprises, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   12.24%  
Reference Rate and Spread [8],[16]   7.50%  
Principal [8],[16]   $ 6,119  
Cost [8],[16]   6,110  
Fair value [8],[16]   $ 5,978  
Investment, Identifier [Axis]: Dalton US Inc., Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) [8]   14  
Cost [8]   $ 14  
Fair value [8]   $ 14  
Investment, Identifier [Axis]: Dalton US Inc., Secured Debt      
Schedule of Investments [Line Items]      
Cost [7] 52    
Fair value [7] $ 60    
Investment, Identifier [Axis]: Dalton US Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   11.90%  
Reference Rate and Spread [8],[16]   8.00%  
Principal [8],[16]   $ 79  
Cost [8],[16]   63  
Fair value [8],[16]   $ 78  
Investment, Identifier [Axis]: Dalton US Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Reference Rate and Spread [8],[16]   8.00%  
Principal [8],[16]   $ 0  
Cost [8],[16]   (5)  
Fair value [8],[16]   $ (5)  
Investment, Identifier [Axis]: Dalton US Inc., Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   12.56%  
Reference Rate and Spread [8],[16]   8.00%  
Principal [8],[16]   $ 1,035  
Cost [8],[16]   1,016  
Fair value [8],[16]   $ 1,020  
Investment, Identifier [Axis]: Datacom, LLC, Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 1,000 1,000 [29]  
Cost $ 290 $ 290 [29]  
Fair value $ 10 $ 300 [29] 290
Investment, Identifier [Axis]: Datacom, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 7.50% 7.50%  
Principal $ 50 $ 25  
Cost 49 25  
Fair value $ 49 $ 25 0
Investment, Identifier [Axis]: Datacom, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 10.00% 7.50%  
Principal $ 928 $ 958  
Cost 887 895  
Fair value $ 844 $ 865 852
Investment, Identifier [Axis]: Digital Products Holdings LLC, Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 964 [30] 964 [29]  
Cost $ 2,375 [30] $ 2,375 [29]  
Fair value $ 2,459 [30] $ 2,459 [29] 2,459
Investment, Identifier [Axis]: Digital Products Holdings LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 15.38% [28] 14.13% [16]  
Reference Rate and Spread 10.00% [28] 10.00% [16]  
Principal $ 3,718 [28] $ 3,883 [16]  
Cost 3,689 [28] 3,878 [16]  
Fair value $ 3,673 [28] $ 3,878 [16] 4,186
Investment, Identifier [Axis]: Direct Marketing Solutions, Inc., Preferred Stock      
Schedule of Investments [Line Items]      
Units (in shares) 2,100 [30] 2,100 [29]  
Cost $ 2,100 [30] $ 2,100 [29]  
Fair value $ 5,180 [30] $ 5,558 [29] 4,590
Investment, Identifier [Axis]: Direct Marketing Solutions, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 14.00%    
Reference Rate and Spread [16]   11.00%  
Principal $ 217 $ 0 [16]  
Cost 213 (5) [16]  
Fair value $ 217 $ 0 [16] (7)
Investment, Identifier [Axis]: Direct Marketing Solutions, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 14.00% 15.13% [16]  
Reference Rate and Spread [16]   11.00%  
Principal $ 5,002 $ 5,352 [16]  
Cost 4,974 5,306 [16]  
Fair value $ 5,002 $ 5,352 [16] 0
Investment, Identifier [Axis]: Direct Marketing Solutions, Inc., Secured Debt 3      
Schedule of Investments [Line Items]      
Reference Rate and Spread   11.00%  
Fair value   $ 0 4,705
Investment, Identifier [Axis]: Dynamic Communities, LLC, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) 1,250,000 [7] 1,250,000 [8]  
Cost $ 0 [7] $ 0 [8]  
Fair value $ 0 [7] $ 0 [8]  
Investment, Identifier [Axis]: Dynamic Communities, LLC, Preferred Equity 1      
Schedule of Investments [Line Items]      
Units (in shares) 125,000 [7] 125,000 [8]  
Cost $ 128 [7] $ 128 [8]  
Fair value $ 60 [7] $ 128 [8]  
Investment, Identifier [Axis]: Dynamic Communities, LLC, Preferred Equity 2      
Schedule of Investments [Line Items]      
Units (in shares) 2,376,241 [7] 2,376,241 [8]  
Cost $ 0 [7] $ 0 [8]  
Fair value $ 0 [7] $ 0 [8]  
Investment, Identifier [Axis]: Dynamic Communities, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 10.45% [7],[28] 9.18% [8],[16]  
Reference Rate and Spread 5.00% [7],[28] 4.50% [8],[16]  
PIK Rate 10.45% [7],[28] 9.18% [8],[16]  
Principal $ 2,070 [7],[28] $ 1,875 [8],[16]  
Cost 1,912 [7],[28] 1,717 [8],[16]  
Fair value $ 1,912 [7],[28] $ 1,717 [8],[16]  
Investment, Identifier [Axis]: Dynamic Communities, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.45% [7],[28] 11.18% [8],[16]  
Reference Rate and Spread 7.00% [7],[28] 6.50% [8],[16]  
PIK Rate 12.45% [7],[28] 11.18% [8],[16]  
Principal $ 2,113 [7],[28] $ 1,875 [8],[16]  
Cost 1,879 [7],[28] 1,642 [8],[16]  
Fair value $ 1,859 [7],[28] $ 1,642 [8],[16]  
Investment, Identifier [Axis]: EPIC Y-Grade Services, LP, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [10],[16]   10.70%  
Reference Rate and Spread [10],[16]   6.00%  
Principal [10],[16]   $ 6,840  
Cost [10],[16]   6,777  
Fair value [10],[16]   $ 6,156  
Investment, Identifier [Axis]: Elgin AcquireCo, LLC, Common Stock 1      
Schedule of Investments [Line Items]      
Units (in shares) 19 25  
Cost $ 374 $ 497  
Fair value $ 390 $ 497  
Investment, Identifier [Axis]: Elgin AcquireCo, LLC, Common Stock 2      
Schedule of Investments [Line Items]      
Units (in shares) 61 [38] 61 [39]  
Cost $ 102 [38] $ 102 [39]  
Fair value $ 109 [38] $ 102 [39]  
Investment, Identifier [Axis]: Elgin AcquireCo, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 6.00% [27],[28] 6.00% [16]  
Principal $ 0 [27],[28] $ 0 [16]  
Cost 0 [27],[28] (1) [16]  
Fair value $ 0 [27],[28] $ (1) [16]  
Investment, Identifier [Axis]: Elgin AcquireCo, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.00% 12.00%  
Principal $ 1,227 $ 1,227  
Cost 1,200 1,192  
Fair value $ 1,200 $ 1,192  
Investment, Identifier [Axis]: Elgin AcquireCo, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 9.00% 9.00%  
Principal $ 412 $ 415  
Cost 409 411  
Fair value $ 409 $ 411  
Investment, Identifier [Axis]: Emerald Technologies Acquisition Co, Inc., Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 11.79% [9],[28] 10.67% [10],[16]  
Reference Rate and Spread 6.25% [9],[28] 6.25% [10],[16]  
Principal $ 2,391 [9],[28] $ 2,453 [10],[16]  
Cost 2,357 [9],[28] 2,411 [10],[16]  
Fair value $ 2,175 [9],[28] $ 2,328 [10],[16]  
Investment, Identifier [Axis]: Engineering Research & Consulting, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   11.68%  
Reference Rate and Spread 5.50% [7],[27],[28] 6.50% [8],[16]  
Principal $ 0 [7],[27],[28] $ 41 [8],[16]  
Cost (11) [7],[27],[28] 27 [8],[16]  
Fair value $ 0 [7],[27],[28] $ 41 [8],[16]  
Investment, Identifier [Axis]: Engineering Research & Consulting, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.98% [7],[28] 10.92% [8],[16]  
Reference Rate and Spread 6.50% [7],[28] 6.50% [8],[16]  
Principal $ 5,095 [7],[28] $ 5,159 [8],[16]  
Cost 5,023 [7],[28] 5,070 [8],[16]  
Fair value $ 5,095 [7],[28] $ 5,159 [8],[16]  
Investment, Identifier [Axis]: Escalent, Inc., Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) [7] 170,998    
Cost [7] $ 174    
Fair value [7] $ 190    
Investment, Identifier [Axis]: Escalent, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread [7],[27],[28] 8.00%    
Principal [7],[27],[28] $ 0    
Cost [7],[27],[28] (9)    
Fair value [7],[27],[28] $ (9)    
Investment, Identifier [Axis]: Escalent, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 13.45%    
Reference Rate and Spread [7],[28] 8.00%    
Principal [7],[28] $ 6,924    
Cost [7],[28] 6,742    
Fair value [7],[28] $ 6,924    
Investment, Identifier [Axis]: Event Holdco, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 12.61% [7],[28] 10.67% [8],[16],[39]  
Reference Rate and Spread 7.00% [7],[28] 7.00% [8],[16],[39]  
Principal $ 308 [7],[28] $ 308 [8],[16],[39]  
Cost 306 [7],[28] 305 [8],[16],[39]  
Fair value $ 302 [7],[28] $ 292 [8],[16],[39]  
Investment, Identifier [Axis]: Event Holdco, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.61% [7],[28] 10.67% [8],[16],[39]  
Reference Rate and Spread 7.00% [7],[28] 7.00% [8],[16],[39]  
Principal $ 3,681 [7],[28] $ 3,692 [8],[16],[39]  
Cost 3,659 [7],[28] 3,663 [8],[16],[39]  
Fair value $ 3,614 [7],[28] $ 3,507 [8],[16],[39]  
Investment, Identifier [Axis]: Fidelity Government Portfolio Class III Fund      
Schedule of Investments [Line Items]      
Total Rate 5.25%    
Cost [48] $ 3,188    
Fair value [48] $ 3,188    
Investment, Identifier [Axis]: First American Treasury Obligations Fund Class Z      
Schedule of Investments [Line Items]      
Total Rate 5.23%    
Cost [49] $ 17,656    
Fair value [49] $ 17,656    
Investment, Identifier [Axis]: Flame King Holdings, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 2,340 [30] 2,340 [29]  
Cost $ 2,600 [30] $ 2,600 [29]  
Fair value $ 6,970 [30] $ 4,400 [29] 2,600
Investment, Identifier [Axis]: Flame King Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [16]   10.75%  
Reference Rate and Spread 6.50% 6.50% [16]  
Principal [16]   $ 1,900  
Cost [16]   1,885  
Fair value $ 0 $ 1,900 [16] 1,581
Investment, Identifier [Axis]: Flame King Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [16]   13.25%  
Reference Rate and Spread 9.00% 9.00% [16]  
Principal [16]   $ 5,300  
Cost [16]   5,175  
Fair value $ 0 $ 5,300 [16] 5,145
Investment, Identifier [Axis]: Flip Electronics LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   11.21%  
Reference Rate and Spread [8],[16]   7.50%  
Principal [8],[16]   $ 818  
Cost [8],[16]   818  
Fair value [8],[16]   $ 818  
Investment, Identifier [Axis]: Flip Electronics LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   12.19%  
Reference Rate and Spread [8],[16]   7.50%  
Principal [8],[16]   $ 12,327  
Cost [8],[16]   12,055  
Fair value [8],[16]   $ 12,327  
Investment, Identifier [Axis]: Freeport Financial Funds, LP Interests (Freeport First Lien Loan Fund III LP)      
Schedule of Investments [Line Items]      
Units (percentage) 6.00% [11],[13],[30],[40] 6.00% [14],[15],[29],[41]  
Cost $ 4,160 [11],[13],[30],[40] $ 6,303 [14],[15],[29],[41]  
Fair value $ 3,705 [11],[13],[30],[40] 5,848 [14],[15],[29],[41] 7,231
Investment, Identifier [Axis]: GFG Group, LLC, Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) [30] 56    
Cost [30] $ 1,225    
Fair value $ 2,870 [30] $ 1,790 1,750
Investment, Identifier [Axis]: GFG Group, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 8.00% 9.00%  
Principal $ 2,336    
Cost 2,304    
Fair value $ 2,336 $ 2,836 3,136
Investment, Identifier [Axis]: GFG Group, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 8.00%    
Fair value $ 2,336 $ 2,836  
Investment, Identifier [Axis]: GFG Group, LLC., Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) [29]   56  
Cost [29]   $ 1,225  
Fair value [29]   $ 1,790  
Investment, Identifier [Axis]: GFG Group, LLC., Secured Debt      
Schedule of Investments [Line Items]      
Total Rate   9.00%  
Principal   $ 2,836  
Cost   2,779  
Fair value   $ 2,836  
Investment, Identifier [Axis]: GRT Rubber Technologies LLC, Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 2,896 2,896 [29]  
Cost $ 6,435 $ 6,435 [29]  
Fair value $ 21,890 $ 21,890 [29] 22,750
Investment, Identifier [Axis]: GRT Rubber Technologies LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 11.48% 10.12%  
Reference Rate and Spread 6.00% 6.00%  
Principal $ 1,182 $ 330  
Cost 1,173 324  
Fair value $ 1,182 $ 330 0
Investment, Identifier [Axis]: GRT Rubber Technologies LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 13.48% 12.12%  
Reference Rate and Spread 8.00% 8.00%  
Principal $ 19,944 $ 19,944  
Cost 19,803 19,753  
Fair value $ 19,944 $ 19,943 19,152
Investment, Identifier [Axis]: Gamber-Johnson Holdings, LLC, Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 2,261 2,261 [29]  
Cost $ 4,423 $ 4,423 [29]  
Fair value $ 24,180 $ 12,720 [29] 12,430
Investment, Identifier [Axis]: Gamber-Johnson Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 7.50% [27],[28],[32] 8.50% [16]  
Principal $ 0 [27],[28],[32] $ 0 [16]  
Cost 0 [27],[28],[32] 0 [16]  
Fair value $ 0 [27],[28],[32] $ 0 [16] 0
Investment, Identifier [Axis]: Gamber-Johnson Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 10.50% [28],[32] 11.50% [16]  
Reference Rate and Spread 7.50% [28],[32] 8.50% [16]  
Principal $ 13,520 [28],[32] $ 16,020 [16]  
Cost 13,336 [28],[32] 15,747 [16]  
Fair value 13,520 [28],[32] $ 16,020 [16] 0
Investment, Identifier [Axis]: Gamber-Johnson Holdings, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Reference Rate and Spread   7.50%  
Fair value   $ 0 5,400
Investment, Identifier [Axis]: Garyline, LLC, Common Equity      
Schedule of Investments [Line Items]      
Cost [7] 210    
Fair value [7] $ 210    
Investment, Identifier [Axis]: Garyline, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread [7],[27],[28] 6.75%    
Principal [7],[27],[28] $ 0    
Cost [7],[27],[28] (76)    
Fair value [7],[27],[28] $ (76)    
Investment, Identifier [Axis]: Garyline, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.22%    
Reference Rate and Spread [7],[28] 6.75%    
Principal [7],[28] $ 9,664    
Cost [7],[28] 9,384    
Fair value [7],[28] $ 9,384    
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 920 920  
Cost $ 920 $ 920  
Fair value $ 0 $ 0 0
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 15,930 15,930  
Cost $ 1,400 $ 1,400  
Fair value $ 620 $ 950 0
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 9.50% [27],[28] 9.50% [16]  
Principal $ 0 [27],[28] $ 0 [16]  
Cost 0 [27],[28] 0 [16]  
Fair value $ 0 [27],[28] $ 0 [16] 64
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.50% 12.50%  
Principal $ 600 $ 600  
Cost 600 600  
Fair value $ 571 571  
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Secured Debt 2.1      
Schedule of Investments [Line Items]      
Total Rate 12.50%    
Fair value $ 571 $ 571  
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Secured Debt 2.2      
Schedule of Investments [Line Items]      
PIK Rate   6.25%  
Fair value   $ 0 2,429
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate   12.50%  
Fair value   $ 571 0
Investment, Identifier [Axis]: HDC/HW Intermediate Holdings, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 14.34% [7],[28],[36] 14.34% [8],[16]  
Reference Rate and Spread 9.50% [7],[28],[36] 9.50% [8],[16]  
PIK Rate 14.34% [7],[28],[36] 2.00% [8],[16]  
Principal $ 205 [7],[28],[36] $ 180 [8],[16]  
Cost 205 [7],[28],[36] 179 [8],[16]  
Fair value $ 186 [7],[28],[36] $ 175 [8],[16]  
Investment, Identifier [Axis]: HDC/HW Intermediate Holdings, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 14.34% [7],[28],[36] 14.34% [8],[16]  
Reference Rate and Spread 9.50% [7],[28],[36] 9.50% [8],[16]  
PIK Rate 14.34% [7],[28],[36] 2.00% [8],[16]  
Principal $ 2,036 [7],[28],[36] $ 1,780 [8],[16]  
Cost 2,036 [7],[28],[36] 1,772 [8],[16]  
Fair value $ 1,849 [7],[28],[36] $ 1,731 [8],[16]  
Investment, Identifier [Axis]: HEADLANDS OP-CO LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 6.50% [7],[27],[28] 6.50% [8],[16]  
Principal $ 0 [7],[27],[28] $ 0 [8],[16]  
Cost (14) [7],[27],[28] (18) [8],[16]  
Fair value $ (14) [7],[27],[28] $ (18) [8],[16]  
Investment, Identifier [Axis]: HEADLANDS OP-CO LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 11.86%    
Reference Rate and Spread 6.50% [7],[28] 6.50% [8],[16]  
Principal $ 1,995 [7],[28] $ 0 [8],[16]  
Cost 1,962 [7],[28] (18) [8],[16]  
Fair value $ 1,995 [7],[28] $ (18) [8],[16]  
Investment, Identifier [Axis]: HEADLANDS OP-CO LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 11.86% [7],[28] 10.62% [8],[16]  
Reference Rate and Spread 6.50% [7],[28] 6.50% [8],[16]  
Principal $ 4,925 [7],[28] $ 4,975 [8],[16]  
Cost 4,854 [7],[28] 4,884 [8],[16]  
Fair value 4,925 [7],[28] 4,975 [8],[16]  
Investment, Identifier [Axis]: HPEP 3, L.P., LP Interests (HPEP 3, L.P.)      
Schedule of Investments [Line Items]      
Fair value $ 4,225 $ 4,331 4,712
Investment, Identifier [Axis]: Harris Preston Fund Investments, LP Interests (2717 MH, L.P.)      
Schedule of Investments [Line Items]      
Units (percentage) 49.30% [11],[13],[30],[40] 49.30% [14],[15],[41]  
Cost $ 3,345 [11],[13],[30],[40] $ 3,895 [14],[15],[41]  
Fair value $ 6,050 [11],[13],[30],[40] $ 7,552 [14],[15],[41] 3,971
Investment, Identifier [Axis]: Harris Preston Fund Investments, LP Interests (HPEP 3, L.P.)      
Schedule of Investments [Line Items]      
Units (percentage) 8.20% [11],[13],[40] 8.20% [14],[15],[41]  
Cost $ 2,296 [11],[13],[40] $ 2,558 [14],[15],[41]  
Fair value $ 4,225 [11],[13],[40] $ 4,331 [14],[15],[41]  
Investment, Identifier [Axis]: Hawk Ridge Systems, LLC, Preferred Member Units 1      
Schedule of Investments [Line Items]      
Units (in shares) 56 56 [29]  
Cost $ 713 $ 713 [29]  
Fair value $ 4,370 $ 4,370 [29]  
Investment, Identifier [Axis]: Hawk Ridge Systems, LLC, Preferred Member Units 2      
Schedule of Investments [Line Items]      
Units (in shares) 56 [38] 56 [39]  
Cost $ 38 [38] $ 38 [39]  
Fair value $ 230 [38] $ 230 [39]  
Investment, Identifier [Axis]: Hawk Ridge Systems, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 11.65% [28] 10.13% [16]  
Reference Rate and Spread 6.00% [28] 6.00% [16]  
Principal $ 494 [28] $ 796 [16]  
Cost 492 [28] 796 [16]  
Fair value $ 494 [28] $ 796 [16]  
Investment, Identifier [Axis]: Hawk Ridge Systems, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.50% 9.00%  
Principal $ 9,744 $ 8,200  
Cost 9,697 8,147  
Fair value $ 9,744 $ 8,200  
Investment, Identifier [Axis]: Hybrid Promotions, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 15.91% [7],[28] 12.07% [8]  
Reference Rate and Spread 8.25% [7],[28] 8.25% [8]  
PIK Rate [7],[28] 2.00%    
Principal $ 7,964 [7],[28] $ 7,875 [8]  
Cost 7,813 [7],[28] 7,762 [8]  
Fair value $ 7,313 [7],[28] 6,826 [8]  
Investment, Identifier [Axis]: IG Investor, LLC, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) 3,600    
Cost $ 3,600    
Fair value 3,600 0  
Investment, Identifier [Axis]: IG Investor, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Principal [27] 0    
Cost [27] (27)    
Fair value $ (27) [27] 0  
Investment, Identifier [Axis]: IG Investor, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 13.00%    
Principal $ 9,316    
Cost 9,069    
Fair value $ 9,069 $ 0  
Investment, Identifier [Axis]: IG Parent Corporation, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [10],[16],[50]   10.17%  
Reference Rate and Spread 5.75% [9],[27],[28] 5.75% [10],[16],[50]  
Principal $ 0 [9],[27],[28] $ 465 [10],[16],[50]  
Cost (13) [9],[27],[28] 447 [10],[16],[50]  
Fair value $ 0 [9],[27],[28] $ 465 [10],[16],[50]  
Investment, Identifier [Axis]: IG Parent Corporation, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 10.96% [9],[28] 10.17% [10],[16]  
Reference Rate and Spread 5.50% [9],[28] 5.75% [10],[16]  
Principal $ 6,266 [9],[28] $ 8,291 [10],[16]  
Cost 6,200 [9],[28] 8,186 [10],[16]  
Fair value $ 6,266 [9],[28] $ 8,291 [10],[16]  
Investment, Identifier [Axis]: IG Parent Corporation, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [9],[28] 10.96%    
Reference Rate and Spread [9],[28] 5.50%    
Principal [9],[28] $ 1,942    
Cost [9],[28] 1,921    
Fair value [9],[28] $ 1,942    
Investment, Identifier [Axis]: INW Manufacturing, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 11.36% [9],[28] 10.48% [10],[16]  
Reference Rate and Spread 5.75% [9],[28] 5.75% [10],[16]  
Principal $ 6,656 [9],[28] $ 6,984 [10],[16]  
Cost 6,537 [9],[28] 6,825 [10],[16]  
Fair value $ 5,325 [9],[28] $ 5,972 [10],[16]  
Investment, Identifier [Axis]: ITA Holdings Group, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [28] 16.59%    
Reference Rate and Spread [28] 9.00%    
PIK Rate [28] 2.00%    
Principal [28] $ 207    
Cost [28] 201    
Fair value [28] $ 201    
Investment, Identifier [Axis]: ITA Holdings Group, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [28] 16.59%    
Reference Rate and Spread [28] 9.00%    
PIK Rate [28] 2.00%    
Principal [28] $ 178    
Cost [28] 174    
Fair value [28] $ 174    
Investment, Identifier [Axis]: ITA Holdings Group, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [28] 15.59%    
Reference Rate and Spread [28] 8.00%    
PIK Rate [28] 2.00%    
Principal [28] $ 1,084    
Cost [28] 842    
Fair value [28] $ 842    
Investment, Identifier [Axis]: ITA Holdings Group, LLC, Secured Debt 4      
Schedule of Investments [Line Items]      
Total Rate [28] 17.59%    
Reference Rate and Spread [28] 10.00%    
PIK Rate [28] 2.00%    
Principal [28] $ 1,091    
Cost [28] 848    
Fair value [28] $ 848    
Investment, Identifier [Axis]: ITA Holdings Group, LLC, Warrants      
Schedule of Investments [Line Items]      
Units (in shares) [25] 48,327    
Cost [25] $ 523    
Fair value [25] $ 523    
Investment, Identifier [Axis]: Imaging Business Machines, L.L.C., Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) [7] 422    
Cost [7] $ 580    
Fair value [7] $ 550    
Investment, Identifier [Axis]: Imaging Business Machines, L.L.C., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[28],[51] 12.41%    
Reference Rate and Spread [7],[28],[51] 7.00%    
Principal [7],[28],[51] $ 791    
Cost [7],[28],[51] 791    
Fair value [7],[28],[51] $ 786    
Investment, Identifier [Axis]: Imaging Business Machines, L.L.C., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.45%    
Reference Rate and Spread [7],[28] 7.00%    
Principal [7],[28] $ 10,384    
Cost [7],[28] 10,068    
Fair value [7],[28] $ 10,318    
Investment, Identifier [Axis]: Implus Footcare, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 14.25% [7],[28] 13.98% [8],[16]  
Reference Rate and Spread 7.75% [7],[28] 7.75% [8],[16]  
PIK Rate 1.00% [7],[28] 1.50% [8],[16]  
Principal $ 17,012 [7],[28] $ 16,921 [8],[16]  
Cost 17,010 [7],[28] 16,914 [8],[16]  
Fair value $ 15,816 [7],[28] 15,961 [8],[16]  
Investment, Identifier [Axis]: Independent Pet Partners Intermediate Holdings, LLC, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) [7] 6,436,566    
Cost [7] $ 6,540    
Fair value $ 6,320 [7] $ 0  
Investment, Identifier [Axis]: Independent Pet Partners Intermediate Holdings, LLC, Member Units      
Schedule of Investments [Line Items]      
Units (in shares) [8]   1,191,667  
Cost [8]   $ 1,192  
Fair value [8]   $ 0  
Investment, Identifier [Axis]: Independent Pet Partners Intermediate Holdings, LLC, Preferred Stock (non-voting) 1      
Schedule of Investments [Line Items]      
Total Rate [8]   6.00%  
PIK Rate [8]   6.00%  
Cost [8]   $ 2,470  
Fair value [8]   0  
Investment, Identifier [Axis]: Independent Pet Partners Intermediate Holdings, LLC, Preferred Stock (non-voting) 2      
Schedule of Investments [Line Items]      
Cost [8]   0  
Fair value [8]   $ 0  
Investment, Identifier [Axis]: Independent Pet Partners Intermediate Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [8]   14.42%  
Reference Rate and Spread [8]   10.00%  
PIK Rate [8]   14.42%  
Principal [8]   $ 481  
Cost [8]   459  
Fair value [8]   $ 459  
Investment, Identifier [Axis]: Independent Pet Partners Intermediate Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [8],[35]   6.00%  
PIK Rate [8],[35]   6.00%  
Principal [8],[35]   $ 10,902  
Cost [8],[35]   10,443  
Fair value [8],[35]   $ 4,515  
Investment, Identifier [Axis]: Independent Pet Partners Intermediate Holdings, LLC, Warrants      
Schedule of Investments [Line Items]      
Units (in shares) [8]   185,757  
Cost [8]   $ 0  
Fair value [8]   $ 0  
Investment, Identifier [Axis]: Industrial Services Acquisition, LLC, Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 2,100 [7],[38] 2,100 [8],[39]  
Cost $ 2,100 [7],[38] $ 2,100 [8],[39]  
Fair value $ 1,610 [7],[38] $ 1,400 [8],[39]  
Investment, Identifier [Axis]: Industrial Services Acquisition, LLC, Preferred Member Units 1      
Schedule of Investments [Line Items]      
Units (in shares) 336 [7],[30],[38] 336 [8],[29],[39]  
Total Rate 10.00% [7],[30],[38] 10.00% [8],[29],[39]  
PIK Rate 10.00% [7],[30],[38] 10.00% [8],[29],[39]  
Cost $ 321 [7],[30],[38] $ 301 [8],[29],[39]  
Fair value $ 415 [7],[30],[38] $ 338 [8],[29],[39]  
Investment, Identifier [Axis]: Industrial Services Acquisition, LLC, Preferred Member Units 2      
Schedule of Investments [Line Items]      
Units (in shares) 187 [7],[30],[38] 187 [8],[29],[39]  
Total Rate 20.00% [7],[30],[38] 20.00% [8],[29],[39]  
PIK Rate 20.00% [7],[30],[38] 20.00% [8],[29],[39]  
Cost $ 240 [7],[30],[38] $ 215 [8],[29],[39]  
Fair value $ 279 [7],[30],[38] $ 217 [8],[29],[39]  
Investment, Identifier [Axis]: Industrial Services Acquisition, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 12.22% [7],[28],[52] 11.50% [8],[16]  
Reference Rate and Spread 6.75% [7],[28],[52] 6.75% [8],[16]  
Principal $ 752 [7],[28],[52] $ 387 [8],[16]  
Cost 734 [7],[28],[52] 359 [8],[16]  
Fair value $ 752 [7],[28],[52] $ 387 [8],[16]  
Investment, Identifier [Axis]: Industrial Services Acquisition, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.22% [7],[28] 11.50% [8],[16]  
Reference Rate and Spread 6.75% [7],[28] 6.75% [8],[16]  
Principal $ 11,436 [7],[28] $ 10,871 [8],[16]  
Cost 11,330 [7],[28] 10,738 [8],[16]  
Fair value $ 11,436 [7],[28] $ 10,871 [8],[16]  
Investment, Identifier [Axis]: Infinity X1 Holdings, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 20,000    
Cost $ 1,000    
Fair value $ 1,000    
Investment, Identifier [Axis]: Infinity X1 Holdings, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 13.00%    
Principal $ 4,388    
Cost 4,314    
Fair value $ 4,314    
Investment, Identifier [Axis]: Infolinks Media Buyco, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 11.21%    
Reference Rate and Spread 5.75% [7],[28] 5.50% [8],[16]  
Principal $ 1,881 [7],[28] $ 0 [8],[16]  
Cost 1,829 [7],[28] (48) [8],[16]  
Fair value $ 1,881 [7],[28] $ (48) [8],[16]  
Investment, Identifier [Axis]: Infolinks Media Buyco, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.21% [7],[28] 10.23% [8],[16]  
Reference Rate and Spread 5.75% [7],[28] 5.50% [8],[16]  
Principal $ 9,690 [7],[28] $ 10,742 [8],[16]  
Cost 9,579 [7],[28] 10,576 [8],[16]  
Fair value $ 9,690 [7],[28] 10,742 [8],[16]  
Investment, Identifier [Axis]: Insight Borrower Corporation, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) [7] 47,847    
Cost [7] $ 239    
Fair value [7] $ 239    
Investment, Identifier [Axis]: Insight Borrower Corporation, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread [7],[27],[28] 6.25%    
Principal [7],[27],[28] $ 0    
Cost [7],[27],[28] (40)    
Fair value [7],[27],[28] $ (40)    
Investment, Identifier [Axis]: Insight Borrower Corporation, Secured Debt 2      
Schedule of Investments [Line Items]      
Reference Rate and Spread [7],[27],[28] 6.25%    
Principal [7],[27],[28] $ 0    
Cost [7],[27],[28] (33)    
Fair value [7],[27],[28] $ (33)    
Investment, Identifier [Axis]: Insight Borrower Corporation, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 11.65%    
Reference Rate and Spread [7],[28] 6.25%    
Principal [7],[28] $ 8,373    
Cost [7],[28] 8,143    
Fair value [7],[28] $ 8,287    
Investment, Identifier [Axis]: Inspire Aesthetics Management, LLC, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) [7] 101,719    
Cost [7] $ 322    
Fair value [7] $ 190    
Investment, Identifier [Axis]: Inspire Aesthetics Management, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[28],[53] 13.53%    
Reference Rate and Spread [7],[28],[53] 8.00%    
Principal [7],[28],[53] $ 676    
Cost [7],[28],[53] 659    
Fair value [7],[28],[53] $ 664    
Investment, Identifier [Axis]: Inspire Aesthetics Management, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 13.55%    
Reference Rate and Spread [7],[28] 8.00%    
Principal [7],[28] $ 6,256    
Cost [7],[28] 6,115    
Fair value [7],[28] $ 6,144    
Investment, Identifier [Axis]: Inspire Aesthetics Management, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 13.55%    
Reference Rate and Spread [7],[28] 8.00%    
Principal [7],[28] $ 1,260    
Cost [7],[28] 1,231    
Fair value [7],[28] $ 1,237    
Investment, Identifier [Axis]: Integral Energy Services, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) [7] 11,647    
Cost [7] $ 1,584    
Fair value $ 190 [7] 1,490  
Investment, Identifier [Axis]: Integral Energy Services, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) [7] 3,725    
Total Rate [7] 10.00%    
PIK Rate [7] 10.00%    
Cost [7] $ 265    
Fair value $ 350 [7] 0  
Investment, Identifier [Axis]: Integral Energy Services, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 13.16%    
Reference Rate and Spread [7],[28] 7.50%    
Principal [7],[28] $ 16,925    
Cost [7],[28] 16,737    
Fair value $ 16,232 [7],[28] $ 18,425  
Investment, Identifier [Axis]: Interface Security Systems, L.L.C, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 2,143 [7] 2,143 [8]  
Cost $ 0 [7] $ 0 [8]  
Fair value $ 0 [7] $ 0 [8]  
Investment, Identifier [Axis]: Interface Security Systems, L.L.C, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 15.48% [7],[36],[54] 14.22% [8],[55]  
Reference Rate and Spread 10.00% [7],[36],[54] 10.00% [8],[55]  
Principal $ 1,835 [7],[36],[54] $ 1,682 [8],[55]  
Cost 1,835 [7],[36],[54] 1,682 [8],[55]  
Fair value $ 1,781 [7],[36],[54] $ 1,682 [8],[55]  
Investment, Identifier [Axis]: Interface Security Systems, L.L.C, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.46% [7],[34],[36] 12.07% [8],[16],[35]  
Reference Rate and Spread 7.00% [7],[34],[36] 7.00% [8],[16],[35]  
PIK Rate 12.46% [7],[34],[36] 1.00% [8],[16],[35]  
Principal $ 7,334 [7],[34],[36] $ 7,334 [8],[16],[35]  
Cost 7,254 [7],[34],[36] 7,254 [8],[16],[35]  
Fair value $ 433 [7],[34],[36] $ 1,085 [8],[16],[35]  
Investment, Identifier [Axis]: Intermedia Holdings, Inc., Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 11.47% [9],[28] 10.38% [10],[16]  
Reference Rate and Spread 6.00% [9],[28] 6.00% [10],[16]  
Principal $ 5,544 [9],[28] $ 5,621 [10],[16]  
Cost 5,539 [9],[28] 5,613 [10],[16]  
Fair value $ 5,370 [9],[28] $ 4,342 [10],[16]  
Investment, Identifier [Axis]: Invincible Boat Company, LLC., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 12.00% [7],[28] 10.14% [8],[16]  
Reference Rate and Spread 6.50% [7],[28] 6.50% [8],[16]  
Principal $ 519 [7],[28] $ 622 [8],[16]  
Cost 516 [7],[28] 618 [8],[16]  
Fair value $ 509 [7],[28] $ 622 [8],[16]  
Investment, Identifier [Axis]: Invincible Boat Company, LLC., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.00% [7],[28] 10.17% [8],[16]  
Reference Rate and Spread 6.50% [7],[28] 6.50% [8],[16]  
Principal $ 16,812 [7],[28] $ 17,148 [8],[16]  
Cost 16,751 [7],[28] 17,050 [8],[16]  
Fair value $ 16,515 [7],[28] $ 17,148 [8],[16]  
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 50,753 44,944  
Cost $ 689 $ 449  
Fair value $ 670 $ 449  
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 13.50% 12.50%  
Principal $ 1,128 $ 1,133  
Cost 1,108 1,108  
Fair value $ 1,108 $ 1,108  
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 13.50% 12.50%  
Principal $ 735 $ 788  
Cost 722 771  
Fair value $ 722 $ 771  
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 13.50% 12.50%  
Principal $ 2,236 $ 2,236  
Cost 2,236 2,236  
Fair value $ 2,236 $ 2,236  
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Secured Debt 4      
Schedule of Investments [Line Items]      
Total Rate 13.50% 12.50%  
Principal $ 4,906 $ 4,928  
Cost 4,815 4,813  
Fair value $ 4,815 $ 4,813  
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Secured Debt 5      
Schedule of Investments [Line Items]      
Total Rate 13.50%    
Principal $ 2,641    
Cost 2,525    
Fair value $ 2,525    
Investment, Identifier [Axis]: Isagenix International, LLC, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) [9] 186,322    
Cost [9] $ 0    
Fair value [9] $ 0    
Investment, Identifier [Axis]: Isagenix International, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 11.04% [9],[28] 9.93% [10],[16],[35]  
Reference Rate and Spread 5.50% [9],[28] 7.75% [10],[16],[35]  
PIK Rate [9],[28] 8.54%    
Principal $ 2,615 [9],[28] $ 5,053 [10],[16],[35]  
Cost 2,374 [9],[28] 5,034 [10],[16],[35]  
Fair value $ 2,301 [9],[28] $ 1,537 [10],[16],[35]  
Investment, Identifier [Axis]: JTI Electrical & Mechanical, LLC, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) 140,351 [7] 140,351 [8]  
Cost $ 140 [7] $ 140 [8]  
Fair value $ 140 [7] $ 240 [8]  
Investment, Identifier [Axis]: JTI Electrical & Mechanical, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[28],[56] 11.64%    
Reference Rate and Spread 6.00% [7],[28],[56] 6.00% [8],[16]  
Principal $ 261 [7],[28],[56] $ 0 [8],[16]  
Cost 253 [7],[28],[56] (11) [8],[16]  
Fair value $ 261 [7],[28],[56] $ (11) [8],[16]  
Investment, Identifier [Axis]: JTI Electrical & Mechanical, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.61% [7],[28] 10.73% [8],[16]  
Reference Rate and Spread 6.00% [7],[28] 6.00% [8],[16]  
Principal $ 3,000 [7],[28] $ 3,059 [8],[16]  
Cost 2,963 [7],[28] 3,010 [8],[16]  
Fair value $ 3,000 [7],[28] $ 3,059 [8],[16]  
Investment, Identifier [Axis]: Jackmont Hospitality, Inc., Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 5,653,333 [7] 5,653,333 [8],[29]  
Total Rate [8],[29]   12.00%  
PIK Rate [8],[29]   12.00%  
Cost $ 216 [7] $ 242 [8],[29]  
Fair value $ 2,190 [7] $ 1,247 [8],[29]  
Investment, Identifier [Axis]: Jackmont Hospitality, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 12.46% [7] 12.23% [8],[16]  
Reference Rate and Spread 7.00% [7] 7.50% [8],[16]  
Principal $ 1,675 [7] $ 1,000 [8],[16]  
Cost 1,649 [7] 965 [8],[16]  
Fair value $ 1,675 [7] $ 1,000 [8],[16]  
Investment, Identifier [Axis]: Jackmont Hospitality, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.46% [7] 12.23% [8],[16]  
Reference Rate and Spread 7.00% [7] 7.50% [8],[16]  
Principal $ 3,948 [7] $ 4,126 [8],[16]  
Cost 3,948 [7] 4,126 [8],[16]  
Fair value $ 3,948 [7] $ 4,126 [8],[16]  
Investment, Identifier [Axis]: Joerns Healthcare, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 392,514 [9] 392,514 [10]  
Cost $ 3,678 [9] $ 3,678 [10]  
Fair value $ 0 [9] $ 0 [10]  
Investment, Identifier [Axis]: Joerns Healthcare, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 23.63% [9],[28],[34] 18.00% [10]  
Reference Rate and Spread [9],[28],[34] 18.00%    
PIK Rate [9],[28],[34] 23.63%    
Principal $ 2,048 [9],[28],[34] $ 1,935 [10]  
Cost 2,048 [9],[28],[34] 1,935 [10]  
Fair value $ 1,747 [9],[28],[34] $ 1,935 [10]  
Investment, Identifier [Axis]: Joerns Healthcare, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 21.63% [9],[28],[34] 19.75% [10],[35]  
Reference Rate and Spread [9],[28],[34] 16.00%    
PIK Rate 21.63% [9],[28],[34] 19.75% [10],[35]  
Principal $ 1,708 [9],[28],[34] $ 3,351 [10],[35]  
Cost 1,701 [9],[28],[34] 3,325 [10],[35]  
Fair value $ 121 [9],[28],[34] $ 418 [10],[35]  
Investment, Identifier [Axis]: Joerns Healthcare, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [9],[28],[34] 21.63%    
Reference Rate and Spread [9],[28],[34] 16.00%    
PIK Rate [9],[28],[34] 21.63%    
Principal [9],[28],[34] $ 1,643    
Cost [9],[28],[34] 1,635    
Fair value [9],[28],[34] $ 117    
Investment, Identifier [Axis]: Johnson Downie Opco, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 368 350 [29]  
Cost $ 404 $ 350 [29]  
Fair value 1,070 $ 620 [29]  
Investment, Identifier [Axis]: Johnson Downie Opco, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread [16]   11.50%  
Principal 0 [27] $ 0 [16]  
Cost (4) [27] (3) [16]  
Fair value $ 0 [27] $ 0 [16]  
Investment, Identifier [Axis]: Johnson Downie Opco, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 15.00% 15.63% [16]  
Reference Rate and Spread [16]   11.50%  
Principal $ 2,690 $ 1,111 [16]  
Cost 2,645 1,093 [16]  
Fair value $ 2,690 $ 1,111 [16]  
Investment, Identifier [Axis]: JorVet Holdings, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 11,934 [30] 11,934 [29]  
Cost $ 1,193 [30] $ 1,193 [29]  
Fair value $ 1,193 [30] $ 1,193 [29]  
Investment, Identifier [Axis]: JorVet Holdings, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 12.00% 12.00%  
Principal $ 2,850 $ 2,850  
Cost 2,814 2,802  
Fair value $ 2,814 $ 2,802  
Investment, Identifier [Axis]: KMS, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 14.75% [7],[28] 12.00% [8],[16]  
Reference Rate and Spread 9.25% [7],[28] 7.25% [8],[16]  
Principal $ 1,292 [7],[28] $ 1,330 [8],[16]  
Cost 1,235 [7],[28] 1,250 [8],[16]  
Fair value $ 1,180 [7],[28] $ 1,244 [8],[16]  
Investment, Identifier [Axis]: KMS, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 14.75% [7],[28] 12.00% [8],[16]  
Reference Rate and Spread 9.25% [7],[28] 7.25% [8],[16]  
Principal $ 9,310 [7],[28] $ 9,381 [8],[16]  
Cost 9,205 [7],[28] 9,238 [8],[16]  
Fair value $ 8,475 [7],[28] $ 8,778 [8],[16]  
Investment, Identifier [Axis]: Kickhaefer Manufacturing Company, LLC, Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 200 [38] 200 [29],[39]  
Cost $ 248 [38] $ 248 [29],[39]  
Fair value $ 683 [38] $ 713 [29],[39] 615
Investment, Identifier [Axis]: Kickhaefer Manufacturing Company, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 145 145  
Cost $ 3,060 $ 3,060  
Fair value $ 2,420 $ 1,800 3,080
Investment, Identifier [Axis]: Kickhaefer Manufacturing Company, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 12.00% 11.50%  
Principal $ 4,950 $ 5,104  
Cost 4,933 5,075  
Fair value $ 4,933 $ 5,093 5,040
Investment, Identifier [Axis]: Kickhaefer Manufacturing Company, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 9.00% 9.00%  
Principal $ 960 $ 970  
Cost 951 961  
Fair value $ 951 $ 961 970
Investment, Identifier [Axis]: LL Management, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 12.71% [7],[28] 11.21% [8],[16]  
Reference Rate and Spread 7.25% [7],[28] 7.25% [8],[16]  
Principal $ 7,960 [7],[28] $ 8,003 [8],[16]  
Cost 7,933 [7],[28] 7,987 [8],[16]  
Fair value $ 7,960 [7],[28] $ 7,945 [8],[16]  
Investment, Identifier [Axis]: LL Management, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.71% [7],[28] 11.67% [8],[16]  
Reference Rate and Spread 7.25% [7],[28] 7.25% [8],[16]  
Principal $ 5,246 [7],[28] $ 6,164 [8],[16]  
Cost 5,228 [7],[28] 6,148 [8],[16]  
Fair value $ 5,246 [7],[28] $ 6,119 [8],[16]  
Investment, Identifier [Axis]: LL Management, Inc., Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 12.71% [7],[28] 11.67% [8],[16]  
Reference Rate and Spread 7.25% [7],[28] 7.25% [8],[16]  
Principal $ 0 [7],[28] $ 8,884 [8],[16]  
Cost 0 [7],[28] 8,809 [8],[16]  
Fair value $ 0 [7],[28] $ 8,820 [8],[16]  
Investment, Identifier [Axis]: LL Management, Inc., Secured Debt 4      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.71%    
Reference Rate and Spread [7],[28] 7.25%    
Principal [7],[28] $ 871    
Cost [7],[28] 868    
Fair value [7],[28] $ 871    
Investment, Identifier [Axis]: LL Management, Inc., Secured Debt 5      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.71%    
Reference Rate and Spread [7],[28] 7.25%    
Principal [7],[28] $ 8,822    
Cost [7],[28] 8,781    
Fair value [7],[28] $ 8,822    
Investment, Identifier [Axis]: LLFlex, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 15.54% [7],[28] 12.74% [8],[16]  
Reference Rate and Spread 9.00% [7],[28] 9.00% [8],[16]  
PIK Rate [7],[28] 1.00%    
Principal $ 4,920 [7],[28] $ 4,938 [8],[16]  
Cost 4,861 [7],[28] 4,856 [8],[16]  
Fair value $ 4,417 [7],[28] $ 4,833 [8],[16]  
Investment, Identifier [Axis]: Lightbox Holdings, L.P., Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 10.62% [9] 9.73% [10]  
Reference Rate and Spread 5.00% [9] 5.00% [10]  
Principal $ 5,765 [9] $ 5,826 [10]  
Cost 5,736 [9] 5,783 [10]  
Fair value $ 5,592 [9] $ 5,622 [10]  
Investment, Identifier [Axis]: Logix Acquisition Company, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 13.25% [7],[28] 10.13% [8],[16]  
Reference Rate and Spread 4.75% [7],[28] 5.75% [8],[16]  
Principal $ 11,552 [7],[28] $ 9,506 [8],[16]  
Cost 11,285 [7],[28] 9,476 [8],[16]  
Fair value $ 9,069 [7],[28] $ 7,843 [8],[16]  
Investment, Identifier [Axis]: MB2 Dental Solutions, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 11.46% [9],[28] 10.42% [10],[16]  
Reference Rate and Spread 6.00% [9],[28] 6.00% [10],[16]  
Principal $ 2,803 [9],[28] $ 8,359 [10],[16]  
Cost 2,771 [9],[28] 8,223 [10],[16]  
Fair value $ 2,803 [9],[28] $ 8,359 [10],[16]  
Investment, Identifier [Axis]: MB2 Dental Solutions, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.46% [9],[28] 10.42% [10],[16]  
Reference Rate and Spread 6.00% [9],[28] 6.00% [10],[16]  
Principal $ 3,925 [9],[28] $ 7,876 [10],[16]  
Cost 3,880 [9],[28] 7,783 [10],[16]  
Fair value $ 3,925 [9],[28] $ 7,876 [10],[16]  
Investment, Identifier [Axis]: MB2 Dental Solutions, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [9],[28] 11.46%    
Reference Rate and Spread [9],[28] 6.00%    
Principal [9],[28] $ 3,464    
Cost [9],[28] 3,424    
Fair value [9],[28] $ 3,464    
Investment, Identifier [Axis]: MB2 Dental Solutions, LLC, Secured Debt 4      
Schedule of Investments [Line Items]      
Total Rate [9],[28] 11.46%    
Reference Rate and Spread [9],[28] 6.00%    
Principal [9],[28] $ 7,796    
Cost [9],[28] 7,725    
Fair value [9],[28] $ 7,796    
Investment, Identifier [Axis]: MH Corbin Holding LLC, Preferred Member Units 1      
Schedule of Investments [Line Items]      
Units (in shares) 16,500 16,500  
Cost $ 1,100 $ 1,100  
Fair value $ 80 $ 0 0
Investment, Identifier [Axis]: MH Corbin Holding LLC, Preferred Member Units 2      
Schedule of Investments [Line Items]      
Units (in shares) 1,000 1,000  
Cost $ 1,500 $ 1,500  
Fair value $ 0 $ 0 0
Investment, Identifier [Axis]: MH Corbin Holding LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 13.00% [36] 13.00%  
Principal $ 1,350 [36] $ 1,539  
Cost 1,350 [36] 1,539  
Fair value $ 1,256 [36] $ 1,137 1,484
Investment, Identifier [Axis]: Mako Steel, LP, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [8],[16],[57]   11.79%  
Reference Rate and Spread 6.75% [7],[27],[28] 7.25% [8],[16],[57]  
Principal $ 0 [7],[27],[28] $ 3,448 [8],[16],[57]  
Cost (36) [7],[27],[28] 3,395 [8],[16],[57]  
Fair value $ 0 [7],[27],[28] $ 3,426 [8],[16],[57]  
Investment, Identifier [Axis]: Mako Steel, LP, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.28% [7],[28] 11.09% [8],[16]  
Reference Rate and Spread 6.75% [7],[28] 7.25% [8],[16]  
Principal $ 16,721 [7],[28] $ 17,070 [8],[16]  
Cost 16,568 [7],[28] 16,845 [8],[16]  
Fair value 16,721 [7],[28] $ 16,959 [8],[16]  
Investment, Identifier [Axis]: Market Force Information, LLC, Member Units      
Schedule of Investments [Line Items]      
Units (in shares)   185,980  
Cost   $ 4,160  
Fair value $ 0 $ 0 0
Investment, Identifier [Axis]: Market Force Information, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [35]   12.00%  
Reference Rate and Spread 11.00%    
PIK Rate [35]   12.00%  
Principal [35]   $ 6,520  
Cost [35]   6,463  
Fair value $ 0 $ 403 [35] 2,234
Investment, Identifier [Axis]: MetalForming AcquireCo, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares)   112,865  
Cost   $ 113  
Fair value   $ 113  
Investment, Identifier [Axis]: MetalForming AcquireCo, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) [29]   434,331  
Total Rate [29]   8.00%  
PIK Rate [29]   8.00%  
Cost [29]   $ 441  
Fair value [29]   441  
Investment, Identifier [Axis]: MetalForming AcquireCo, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Principal   0  
Cost   (1)  
Fair value   $ (1)  
Investment, Identifier [Axis]: MetalForming AcquireCo, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate   12.75%  
Principal   $ 1,748  
Cost   1,697  
Fair value   $ 1,697  
Investment, Identifier [Axis]: Metalforming Holdings, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 112,865    
Cost $ 113    
Fair value $ 110    
Investment, Identifier [Axis]: Metalforming Holdings, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) [30] 434,331    
Total Rate [30] 8.00%    
PIK Rate [30] 8.00%    
Cost [30] $ 443    
Fair value [30] 443    
Investment, Identifier [Axis]: Metalforming Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Principal [27] 0    
Cost [27] 0    
Fair value [27] $ 0    
Investment, Identifier [Axis]: Metalforming Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.75%    
Principal $ 1,748    
Cost 1,707    
Fair value $ 1,707    
Investment, Identifier [Axis]: Microbe Formulas, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 6.25% [7],[27],[28] 6.25% [8],[16]  
Principal $ 0 [7],[27],[28] $ 0 [8],[16]  
Cost (6) [7],[27],[28] (7) [8],[16]  
Fair value $ (6) [7],[27],[28] $ (7) [8],[16]  
Investment, Identifier [Axis]: Microbe Formulas, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.46% [7],[28] 9.86% [8],[16]  
Reference Rate and Spread 6.00% [7],[28] 6.25% [8],[16]  
Principal $ 2,671 [7],[28] $ 3,142 [8],[16]  
Cost 2,632 [7],[28] 3,085 [8],[16]  
Fair value $ 2,671 [7],[28] $ 3,034 [8],[16]  
Investment, Identifier [Axis]: Mills Fleet Farm Group, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 12.52% [7],[28] 10.66% [8],[16]  
Reference Rate and Spread 7.00% [7],[28] 6.25% [8],[16]  
Principal $ 18,152 [7],[28] $ 18,769 [8],[16]  
Cost 17,863 [7],[28] 18,559 [8],[16]  
Fair value $ 17,524 [7],[28] $ 18,338 [8],[16]  
Investment, Identifier [Axis]: Mini Melts of America, LLC, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) [7] 300,000    
Cost [7] $ 300    
Fair value [7] $ 300    
Investment, Identifier [Axis]: Mini Melts of America, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread [7],[27],[28] 6.25%    
Principal [7],[27],[28] $ 0    
Cost [7],[27],[28] (28)    
Fair value [7],[27],[28] $ (28)    
Investment, Identifier [Axis]: Mini Melts of America, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Reference Rate and Spread [7],[27],[28] 6.25%    
Principal [7],[27],[28] $ 0    
Cost [7],[27],[28] (10)    
Fair value [7],[27],[28] $ (10)    
Investment, Identifier [Axis]: Mini Melts of America, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 10.64%    
Reference Rate and Spread [7],[28] 5.25%    
Principal [7],[28] $ 3,225    
Cost [7],[28] 3,149    
Fair value [7],[28] $ 3,149    
Investment, Identifier [Axis]: Mini Melts of America, LLC, Secured Debt 4      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.64%    
Reference Rate and Spread [7],[28] 7.25%    
Principal [7],[28] $ 3,225    
Cost [7],[28] 3,146    
Fair value [7],[28] $ 3,146    
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 12,798,820 [7],[11],[12] 12,798,820 [8],[14],[17]  
Cost $ 256 [7],[11],[12] $ 256 [8],[14],[17]  
Fair value $ 197 [7],[11],[12] $ 256 [8],[14],[17]  
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[11],[12] 14.00%    
Reference Rate and Spread [8],[14],[16],[17]   7.00%  
PIK Rate [7],[11],[12] 4.00%    
Principal $ 1,120 [7],[11],[12] $ 0 [8],[14],[16],[17]  
Cost 1,106 [7],[11],[12] (19) [8],[14],[16],[17]  
Fair value $ 1,133 [7],[11],[12] $ (19) [8],[14],[16],[17]  
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 14.00% [7],[11],[12] 11.73% [8],[14],[16],[17]  
Reference Rate and Spread [8],[14],[16],[17]   7.00%  
PIK Rate [7],[11],[12] 4.00%    
Principal $ 2,912 [7],[11],[12] $ 2,882 [8],[14],[16],[17]  
Cost 2,870 [7],[11],[12] 2,828 [8],[14],[16],[17]  
Fair value $ 3,184 [7],[11],[12] $ 3,139 [8],[14],[16],[17]  
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 14.00% [7],[11],[12] 11.73% [8],[14],[16],[17]  
Reference Rate and Spread [8],[14],[16],[17]   7.00%  
PIK Rate [7],[11],[12] 4.00%    
Principal $ 4,957 [7],[11],[12] $ 4,906 [8],[14],[16],[17]  
Cost 4,890 [7],[11],[12] 4,820 [8],[14],[16],[17]  
Fair value $ 4,957 [7],[11],[12] $ 4,906 [8],[14],[16],[17]  
Investment, Identifier [Axis]: Mystic Logistics Holdings, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 1,468 [30] 1,468 [29]  
Cost $ 680 [30] $ 680 [29]  
Fair value 6,598 [30] 5,708 [29] 2,210
Investment, Identifier [Axis]: Mystic Logistics Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Principal 0 [27] 0  
Cost 0 [27] 0  
Fair value $ 0 [27] $ 0 0
Investment, Identifier [Axis]: Mystic Logistics Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 10.00% 10.00%  
Principal $ 1,436 $ 1,436  
Cost 1,436 1,436  
Fair value $ 1,436 $ 1,436 1,595
Investment, Identifier [Axis]: NTM Acquisition Corp., Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [10],[16]   9.50%  
Reference Rate and Spread [10],[16]   6.25%  
PIK Rate [10],[16]   1.00%  
Principal [10],[16]   $ 4,036  
Cost [10],[16]   4,034  
Fair value [10],[16]   $ 3,915  
Investment, Identifier [Axis]: NWN Corporation, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [8],[16],[58]   10.85%  
Reference Rate and Spread [8],[16],[58]   8.00%  
Principal [8],[16],[58]   $ 1,570  
Cost [8],[16],[58]   1,519  
Fair value [8],[16],[58]   $ 1,482  
Investment, Identifier [Axis]: NWN Corporation, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   12.56%  
Reference Rate and Spread [8],[16]   8.00%  
Principal [8],[16]   $ 20,786  
Cost [8],[16]   20,476  
Fair value [8],[16]   $ 19,620  
Investment, Identifier [Axis]: NWN Corporation, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [8]   20.00%  
PIK Rate [8]   20.00%  
Principal [8]   $ 3,226  
Cost [8]   3,065  
Fair value [8]   $ 3,065  
Investment, Identifier [Axis]: NexRev LLC, Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 25,786,046 [30] 25,786,046 [29]  
Cost $ 2,053 [30] $ 2,053 [29]  
Fair value $ 1,590 [30] 280 [29] 670
Investment, Identifier [Axis]: NexRev LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 10.00%    
Principal $ 0 [27] 0  
Cost 0 [27] 0  
Fair value $ 0 [27] $ 0 199
Investment, Identifier [Axis]: NexRev LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 10.00% 11.00%  
Principal $ 2,453 $ 2,866  
Cost 2,435 2,828  
Fair value $ 2,435 $ 2,119 3,311
Investment, Identifier [Axis]: NinjaTrader, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 7.00% [7],[27],[28] 6.25% [8],[16]  
Principal $ 0 [7],[27],[28] $ 0 [8],[16]  
Cost (4) [7],[27],[28] (1) [8],[16]  
Fair value $ (3) [7],[27],[28] $ 0 [8],[16]  
Investment, Identifier [Axis]: NinjaTrader, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Reference Rate and Spread 7.00% [7],[27],[28] 6.25% [8],[16]  
Principal $ 0 [7],[27],[28] $ 0 [8],[16]  
Cost (12) [7],[27],[28] (23) [8],[16]  
Fair value $ (12) [7],[27],[28] $ (23) [8],[16]  
Investment, Identifier [Axis]: NinjaTrader, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 12.54% [7],[28] 9.99% [8],[16]  
Reference Rate and Spread 7.00% [7],[28] 6.25% [8],[16]  
Principal $ 10,991 [7],[28] $ 11,634 [8],[16]  
Cost 10,888 [7],[28] 11,524 [8],[16]  
Fair value $ 10,991 [7],[28] $ 11,634 [8],[16]  
Investment, Identifier [Axis]: NinjaTrader, LLC, Secured Debt 4      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.52%    
Reference Rate and Spread [7],[28] 7.00%    
Principal [7],[28] $ 3,878    
Cost [7],[28] 3,807    
Fair value [7],[28] $ 3,878    
Investment, Identifier [Axis]: NuStep, LLC, Preferred Member Units 1      
Schedule of Investments [Line Items]      
Units (in shares) 515 515  
Cost $ 515 $ 515  
Fair value 1,290 1,290  
Investment, Identifier [Axis]: NuStep, LLC, Preferred Member Units 1.1      
Schedule of Investments [Line Items]      
Fair value $ 2,310 $ 2,010 3,380
Investment, Identifier [Axis]: NuStep, LLC, Preferred Member Units 2      
Schedule of Investments [Line Items]      
Units (in shares) 102 102  
Cost $ 2,550 $ 2,550  
Fair value 2,310 2,010  
Investment, Identifier [Axis]: NuStep, LLC, Preferred Member Units 2.1      
Schedule of Investments [Line Items]      
Fair value $ 1,290 $ 1,290 0
Investment, Identifier [Axis]: NuStep, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 11.98% [28] 10.63% [16]  
Reference Rate and Spread 6.50% [28] 6.50% [16]  
Principal $ 900 [28] $ 1,100 [16]  
Cost 899 [28] 1,097 [16]  
Fair value $ 899 [28] $ 1,100 [16] 430
Investment, Identifier [Axis]: NuStep, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.00% 12.00%  
Principal $ 4,610 $ 4,610  
Cost 4,606 4,603  
Fair value $ 4,606 $ 4,603 4,310
Investment, Identifier [Axis]: OVG Business Services, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   10.64%  
Reference Rate and Spread [8],[16]   6.25%  
Principal [8],[16]   $ 17,413  
Cost [8],[16]   17,265  
Fair value [8],[16]   $ 16,368  
Investment, Identifier [Axis]: Obra Capital, Inc. (f/k/a Vida Capital, Inc.), Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [9] 11.47%    
Reference Rate and Spread [9] 6.00%    
Principal [9] $ 7,043    
Cost [9] 6,711    
Fair value [9] $ 6,039    
Investment, Identifier [Axis]: Oneliance, LLC, Preferred Stock      
Schedule of Investments [Line Items]      
Units (in shares) 282 264  
Cost $ 282 $ 264  
Fair value $ 282 $ 264 264
Investment, Identifier [Axis]: Oneliance, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 16.48% [28] 15.13% [16]  
Reference Rate and Spread 11.00% [28] 11.00% [16]  
Principal $ 1,360 [28] $ 1,400 [16]  
Cost 1,346 [28] 1,380 [16]  
Fair value $ 1,339 [28] $ 1,380 [16] 1,374
Investment, Identifier [Axis]: Orttech Holdings, LLC, Preferred Stock      
Schedule of Investments [Line Items]      
Units (in shares) 2,500 [30],[38] 2,500 [29],[39]  
Cost $ 2,500 [30],[38] $ 2,500 [29],[39]  
Fair value $ 4,260 [30],[38] $ 2,940 [29],[39] 2,500
Investment, Identifier [Axis]: Orttech Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 11.00% [27],[28] 11.00% [16]  
Principal $ 0 [27],[28] $ 0 [16]  
Cost (2) [27],[28] (2) [16]  
Fair value $ 0 [27],[28] $ (2) [16] 41
Investment, Identifier [Axis]: Orttech Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 16.48% [28] 15.13% [16]  
Reference Rate and Spread 11.00% [28] 11.00% [16]  
Principal $ 5,510 [28] $ 5,900 [16]  
Cost 5,452 [28] 5,814 [16]  
Fair value 5,510 [28] 5,814 [16] 5,937
Investment, Identifier [Axis]: Other Amounts related to investments transferred to or from other 1940 Act classification during the period, Affiliate Investments      
Schedule of Investments [Line Items]      
Fair value 0 0  
Investment, Identifier [Axis]: Other Amounts related to investments transferred to or from other 1940 Act classification during the period, Control Investments      
Schedule of Investments [Line Items]      
Fair value $ 0 $ (6,392)  
Investment, Identifier [Axis]: PTL US Bidco, Inc, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[11],[12],[28],[59] 12.80%    
Reference Rate and Spread 7.25% [7],[11],[12],[28],[59] 7.25% [14],[16],[18]  
Principal $ 198 [7],[11],[12],[28],[59] $ 0 [14],[16],[18]  
Cost 189 [7],[11],[12],[28],[59] (12) [14],[16],[18]  
Fair value $ 196 [7],[11],[12],[28],[59] $ (12) [14],[16],[18]  
Investment, Identifier [Axis]: PTL US Bidco, Inc, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.88% [7],[11],[12],[28] 11.80% [14],[16],[18]  
Reference Rate and Spread 7.25% [7],[11],[12],[28] 7.25% [14],[16],[18]  
Principal $ 1,734 [7],[11],[12],[28] $ 1,852 [14],[16],[18]  
Cost 1,707 [7],[11],[12],[28] 1,817 [14],[16],[18]  
Fair value $ 1,720 [7],[11],[12],[28] $ 1,828 [14],[16],[18]  
Investment, Identifier [Axis]: Paragon Healthcare, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   10.26%  
Reference Rate and Spread 5.75% [7],[27],[28] 5.75% [8],[16]  
Principal $ 0 [7],[27],[28] $ 71 [8],[16]  
Cost (11) [7],[27],[28] 57 [8],[16]  
Fair value $ 0 [7],[27],[28] $ 70 [8],[16]  
Investment, Identifier [Axis]: Paragon Healthcare, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.24% [7],[28],[60] 9.96% [8],[16],[61]  
Reference Rate and Spread 5.75% [7],[28],[60] 5.75% [8],[16],[61]  
Principal $ 423 [7],[28],[60] $ 356 [8],[16],[61]  
Cost 414 [7],[28],[60] 343 [8],[16],[61]  
Fair value $ 421 [7],[28],[60] $ 349 [8],[16],[61]  
Investment, Identifier [Axis]: Paragon Healthcare, Inc., Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 11.25% [7],[28] 9.81% [8],[16]  
Reference Rate and Spread 5.75% [7],[28] 5.75% [8],[16]  
Principal $ 2,456 [7],[28] $ 2,363 [8],[16]  
Cost 2,412 [7],[28] 2,304 [8],[16]  
Fair value $ 2,442 [7],[28] 2,317 [8],[16]  
Investment, Identifier [Axis]: Pinnacle TopCo, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 110    
Cost $ 3,135    
Fair value $ 3,135 0  
Investment, Identifier [Axis]: Pinnacle TopCo, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 8.00%    
Principal $ 115    
Cost 105    
Fair value $ 105 0  
Investment, Identifier [Axis]: Pinnacle TopCo, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 13.00%    
Principal $ 7,660    
Cost 7,472    
Fair value $ 7,472 $ 0  
Investment, Identifier [Axis]: Power System Solutions, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) [7] 532    
Cost [7] $ 532    
Fair value [7] $ 500    
Investment, Identifier [Axis]: Power System Solutions, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread [7],[27],[28] 6.75%    
Principal [7],[27],[28] $ 0    
Cost [7],[27],[28] (35)    
Fair value [7],[27],[28] $ (35)    
Investment, Identifier [Axis]: Power System Solutions, Secured Debt 2      
Schedule of Investments [Line Items]      
Reference Rate and Spread [7],[27],[28] 6.75%    
Principal [7],[27],[28] $ 0    
Cost [7],[27],[28] (35)    
Fair value [7],[27],[28] $ (35)    
Investment, Identifier [Axis]: Power System Solutions, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.12%    
Reference Rate and Spread [7],[28] 6.75%    
Principal [7],[28] $ 7,939    
Cost [7],[28] 7,729    
Fair value [7],[28] $ 7,939    
Investment, Identifier [Axis]: PrimeFlight Aviation Services, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.28%    
Reference Rate and Spread [7],[28] 6.85%    
Principal [7],[28] $ 5,970    
Cost [7],[28] 5,813    
Fair value [7],[28] $ 5,970    
Investment, Identifier [Axis]: PrimeFlight Aviation Services, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.20%    
Reference Rate and Spread [7],[28] 6.85%    
Principal [7],[28] $ 570    
Cost [7],[28] 553    
Fair value [7],[28] $ 570    
Investment, Identifier [Axis]: Purge Rite, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) [7] 1,302,083    
Cost [7] $ 1,302    
Fair value [7] $ 1,302    
Investment, Identifier [Axis]: Purge Rite, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread [7],[27],[28] 8.00%    
Principal [7],[27],[28] $ 0    
Cost [7],[27],[28] (19)    
Fair value [7],[27],[28] $ (19)    
Investment, Identifier [Axis]: Purge Rite, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 13.70%    
Reference Rate and Spread [7],[28] 8.00%    
Principal [7],[28] $ 3,906    
Cost [7],[28] 3,813    
Fair value [7],[28] $ 3,813    
Investment, Identifier [Axis]: RA Outdoors LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[28],[52] 12.22%    
Reference Rate and Spread 6.75% [7],[28],[52] 6.75% [8],[16]  
Principal $ 796 [7],[28],[52] $ 0 [8],[16]  
Cost 789 [7],[28],[52] (11) [8],[16]  
Fair value $ 745 [7],[28],[52] $ (11) [8],[16]  
Investment, Identifier [Axis]: RA Outdoors LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.21% [7],[28] 10.56% [8],[16]  
Reference Rate and Spread 6.75% [7],[28] 6.75% [8],[16]  
Principal $ 12,917 [7],[28] $ 12,917 [8],[16]  
Cost 12,829 [7],[28] 12,789 [8],[16]  
Fair value $ 12,089 [7],[28] $ 11,685 [8],[16]  
Investment, Identifier [Axis]: RM Bidder, LLC, Member Units      
Schedule of Investments [Line Items]      
Units (in shares) [8]   1,854  
Cost [8]   $ 31  
Fair value [8]   $ 13  
Investment, Identifier [Axis]: RM Bidder, LLC, Warrants      
Schedule of Investments [Line Items]      
Units (in shares) [8],[62]   218,601  
Cost [8],[62]   $ 284  
Fair value [8],[62]   $ 0  
Investment, Identifier [Axis]: Research Now Group, Inc. and Survey Sampling International, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 11.14% [9],[28] 8.84% [10],[16]  
Reference Rate and Spread 5.50% [9],[28] 5.50% [10],[16]  
Principal $ 9,691 [9],[28] $ 9,820 [10],[16]  
Cost 9,691 [9],[28] 9,820 [10],[16]  
Fair value $ 7,237 [9],[28] $ 7,434 [10],[16]  
Investment, Identifier [Axis]: Richardson Sales Solutions, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[28],[63] 18.47%    
Reference Rate and Spread [7],[28],[63] 6.50%    
Principal [7],[28],[63] $ 833    
Cost [7],[28],[63] 781    
Fair value [7],[28],[63] $ 818    
Investment, Identifier [Axis]: Richardson Sales Solutions, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 11.88%    
Reference Rate and Spread [7],[28] 6.50%    
Principal [7],[28] $ 10,553    
Cost [7],[28] 10,261    
Fair value [7],[28] $ 10,362    
Investment, Identifier [Axis]: Robbins Bros. Jewelry, Inc., Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 1,230 1,230  
Cost $ 1,230 $ 1,230  
Fair value $ 0 1,650 0
Investment, Identifier [Axis]: Robbins Bros. Jewelry, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 12.50%    
Principal $ 0 [27] 0 [16]  
Cost (6) [27] (8) [16]  
Fair value $ (6) [27] $ (8) [16] 0
Investment, Identifier [Axis]: Robbins Bros. Jewelry, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.50% 12.50% [16]  
Principal $ 3,790 $ 3,965 [16]  
Cost 3,745 3,902 [16]  
Fair value $ 3,421 $ 3,902 [16] 0
Investment, Identifier [Axis]: Roof Opco, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   10.97%  
Reference Rate and Spread 6.50% [7],[27],[28] 6.50% [8],[16]  
Principal $ 0 [7],[27],[28] $ 389 [8],[16]  
Cost (10) [7],[27],[28] 375 [8],[16]  
Fair value $ 0 [7],[27],[28] $ 389 [8],[16]  
Investment, Identifier [Axis]: Roof Opco, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.16% [7],[28] 10.32% [8],[16]  
Reference Rate and Spread 6.50% [7],[28] 6.50% [8],[16]  
Principal $ 4,219 [7],[28] $ 2,917 [8],[16]  
Cost 4,150 [7],[28] 2,835 [8],[16]  
Fair value $ 4,142 [7],[28] $ 2,917 [8],[16]  
Investment, Identifier [Axis]: Roof Opco, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 14.16% [7],[28] 10.32% [8],[16]  
Reference Rate and Spread 8.50% [7],[28] 6.50% [8],[16]  
Principal $ 4,219 [7],[28] $ 3,967 [8],[16]  
Cost 4,150 [7],[28] 3,906 [8],[16]  
Fair value $ 4,082 [7],[28] $ 3,967 [8],[16]  
Investment, Identifier [Axis]: Rug Doctor, LLC., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 13.54% [7],[28] 13.02% [8],[16]  
Reference Rate and Spread 6.00% [7],[28] 6.25% [8],[16]  
PIK Rate 2.00% [7],[28] 2.00% [8],[16]  
Principal $ 6,410 [7],[28] $ 6,250 [8],[16]  
Cost 6,389 [7],[28] 6,212 [8],[16]  
Fair value $ 6,383 [7],[28] $ 5,597 [8],[16]  
Investment, Identifier [Axis]: Rug Doctor, LLC., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 13.54% [7],[28] 13.02% [8],[16]  
Reference Rate and Spread 6.00% [7],[28] 6.25% [8],[16]  
PIK Rate 2.00% [7],[28] 2.00% [8],[16]  
Principal $ 9,022 [7],[28] $ 9,250 [8],[16]  
Cost 8,991 [7],[28] 9,190 [8],[16]  
Fair value $ 8,984 [7],[28] $ 8,293 [8],[16]  
Investment, Identifier [Axis]: SI East, LLC, Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares) 55 [30] 52 [29]  
Cost $ 508 [30] $ 406 [29]  
Fair value $ 6,390 [30] 4,550 [29] 3,860
Investment, Identifier [Axis]: SI East, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 11.25%    
Principal $ 375 0  
Cost 370 0  
Fair value $ 375 $ 0 750
Investment, Identifier [Axis]: SI East, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.47% 9.50%  
Principal $ 18,179 $ 29,929  
Cost 18,019 29,795  
Fair value $ 18,179 29,929  
Investment, Identifier [Axis]: SI East, LLC, Secured Debt 2.1      
Schedule of Investments [Line Items]      
Total Rate 12.47%    
Fair value $ 18,179 $ 0  
Investment, Identifier [Axis]: SI East, LLC, Secured Debt 2.2      
Schedule of Investments [Line Items]      
Total Rate   9.50%  
Fair value   $ 29,929 21,200
Investment, Identifier [Axis]: SI East, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 9.50%    
Fair value $ 0 $ 29,929  
Investment, Identifier [Axis]: SIB Holdings, LLC, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) [8]   119,048  
Cost [8]   $ 250  
Fair value [8]   $ 183  
Investment, Identifier [Axis]: SIB Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   11.01%  
Reference Rate and Spread [8],[16]   6.25%  
Principal [8],[16]   $ 522  
Cost [8],[16]   511  
Fair value [8],[16]   $ 491  
Investment, Identifier [Axis]: SIB Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   11.01%  
Reference Rate and Spread [8],[16]   6.25%  
Principal [8],[16]   $ 1,954  
Cost [8],[16]   1,908  
Fair value [8],[16]   $ 1,803  
Investment, Identifier [Axis]: SIB Holdings, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   11.01%  
Reference Rate and Spread [8],[16]   6.25%  
Principal [8],[16]   $ 9,726  
Cost [8],[16]   9,576  
Fair value [8],[16]   $ 8,974  
Investment, Identifier [Axis]: SPAU Holdings, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 200,000 [7] 200,000 [8]  
Cost $ 200 [7] $ 200 [8]  
Fair value $ 160 [7] $ 200 [8]  
Investment, Identifier [Axis]: SPAU Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 8.00% [7],[27],[28] 7.50% [8],[16]  
Principal $ 0 [7],[27],[28] $ 0 [8],[16]  
Cost (14) [7],[27],[28] (18) [8],[16]  
Fair value $ 0 [7],[27],[28] $ (18) [8],[16]  
Investment, Identifier [Axis]: SPAU Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 13.72% [7],[28] 11.06% [8],[16]  
Reference Rate and Spread 8.00% [7],[28] 7.50% [8],[16]  
Principal $ 4,925 [7],[28] $ 4,975 [8],[16]  
Cost 4,857 [7],[28] 4,887 [8],[16]  
Fair value $ 4,925 [7],[28] $ 4,975 [8],[16]  
Investment, Identifier [Axis]: Savers, Inc., Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [10],[16]   10.34%  
Reference Rate and Spread [10],[16]   5.50%  
Principal [10],[16]   $ 4,281  
Cost [10],[16]   4,270  
Fair value [10],[16]   $ 4,149  
Investment, Identifier [Axis]: Slick Innovations, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 17,500 17,500 [29]  
Cost $ 114 $ 114 [29]  
Fair value $ 600 $ 400 [29]  
Investment, Identifier [Axis]: Slick Innovations, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 14.00% 14.00%  
Principal $ 2,860 $ 3,460  
Cost 2,777 3,334  
Fair value $ 2,860 $ 3,460  
Investment, Identifier [Axis]: Sonic Systems International, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) [8]   11,647  
Cost [8]   $ 1,584  
Fair value   $ 1,490 [8] 1,250
Investment, Identifier [Axis]: Sonic Systems International, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   11.24%  
Reference Rate and Spread [8],[16]   7.50%  
Principal [8],[16]   $ 18,425  
Cost [8],[16]   18,143  
Fair value   $ 18,425 [8],[16] 13,738
Investment, Identifier [Axis]: South Coast Terminals Holdings, LLC, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) 60,606 [7] 60,606 [8]  
Cost $ 61 [7] $ 61 [8]  
Fair value $ 59 [7] $ 92 [8]  
Investment, Identifier [Axis]: South Coast Terminals Holdings, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 11.46%    
Reference Rate and Spread 6.00% [7],[28] 5.75% [8],[16]  
Principal $ 38 [7],[28] $ 0 [8],[16]  
Cost 34 [7],[28] (6) [8],[16]  
Fair value $ 34 [7],[28] $ (6) [8],[16]  
Investment, Identifier [Axis]: South Coast Terminals Holdings, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.70% [7],[28] 9.69% [8],[16]  
Reference Rate and Spread 6.00% [7],[28] 5.75% [8],[16]  
Principal $ 2,979 [7],[28] $ 3,523 [8],[16]  
Cost 2,943 [7],[28] 3,467 [8],[16]  
Fair value $ 2,979 [7],[28] $ 3,523 [8],[16]  
Investment, Identifier [Axis]: Student Resource Center, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 6,564,055 [7] 6,564,055 [8]  
Cost $ 0 [7] $ 0 [8]  
Fair value $ 0 [7] $ 0 [8] 0
Investment, Identifier [Axis]: Student Resource Center, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 8.50% [7],[34] 13.27% [8]  
Reference Rate and Spread [8]   8.50%  
PIK Rate [7],[34] 8.50%    
Principal $ 5,918 [7],[34] $ 5,556 [8]  
Cost 5,426 [7],[34] 5,063 [8]  
Fair value $ 3,543 [7],[34] $ 5,063 [8]  
Investment, Identifier [Axis]: Student Resource Center, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate   13.27%  
Reference Rate and Spread   8.50%  
Fair value   $ 5,063 0
Investment, Identifier [Axis]: Student Resource Center, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Fair value   $ 0 0
Investment, Identifier [Axis]: Tedder Industries, LLC, Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares)   136  
Cost   $ 2,311  
Fair value   1,920 2,145
Investment, Identifier [Axis]: Tedder Industries, LLC, Preferred Member Units 1      
Schedule of Investments [Line Items]      
Units (in shares) 1,651    
Cost $ 165    
Fair value $ 0 1,920  
Investment, Identifier [Axis]: Tedder Industries, LLC, Preferred Member Units 2      
Schedule of Investments [Line Items]      
Units (in shares) 1,411    
Cost $ 141    
Fair value $ 0 0  
Investment, Identifier [Axis]: Tedder Industries, LLC, Preferred Member Units 3      
Schedule of Investments [Line Items]      
Units (in shares) 136    
Cost $ 2,311    
Fair value $ 0 $ 0  
Investment, Identifier [Axis]: Tedder Industries, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 12.00% [36] 12.00%  
Principal $ 460 [36] $ 460  
Cost 460 [36] 460  
Fair value $ 432 [36] $ 460 259
Investment, Identifier [Axis]: Tedder Industries, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.00% [36] 12.00%  
Principal $ 3,800 [36] $ 3,800  
Cost 3,800 [36] 3,797  
Fair value $ 3,565 [36] $ 3,780 3,754
Investment, Identifier [Axis]: Tex Tech Tennis, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 1,000,000 [7],[38] 1,000,000 [8],[39]  
Cost $ 1,000 [7],[38] $ 1,000 [8],[39]  
Fair value $ 2,840 [7],[38] $ 1,830 [8],[39]  
Investment, Identifier [Axis]: The Affiliati Network, LLC, Preferred Stock      
Schedule of Investments [Line Items]      
Units (in shares) [29]   320,000  
Cost [29]   $ 1,600  
Fair value [29]   $ 1,600  
Investment, Identifier [Axis]: The Affiliati Network, LLC, Preferred Stock 1      
Schedule of Investments [Line Items]      
Units (in shares) 43,027    
Cost $ 43    
Fair value $ 43    
Investment, Identifier [Axis]: The Affiliati Network, LLC, Preferred Stock 2      
Schedule of Investments [Line Items]      
Units (in shares) [30] 320,000    
Cost [30] $ 1,600    
Fair value [30] $ 1,600    
Investment, Identifier [Axis]: The Affiliati Network, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 13.00% 13.00%  
Principal $ 40 $ 30  
Cost 37 26  
Fair value $ 37 $ 26  
Investment, Identifier [Axis]: The Affiliati Network, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 13.00% 13.00%  
Principal $ 1,880 $ 2,380  
Cost 1,858 2,341  
Fair value $ 1,841 $ 2,341  
Investment, Identifier [Axis]: Trantech Radiator Topco, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 154 [30] 154 [29]  
Cost $ 1,164 [30] $ 1,164 [29]  
Fair value $ 3,180 [30] 1,950 [29] 2,160
Investment, Identifier [Axis]: Trantech Radiator Topco, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 8.00%    
Principal $ 0 [27] 0  
Cost (1) [27] (3)  
Fair value $ 0 [27] $ 0 (6)
Investment, Identifier [Axis]: Trantech Radiator Topco, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.00% 12.00%  
Principal $ 1,980 $ 1,980  
Cost 1,975 1,960  
Fair value $ 1,980 $ 1,980 2,180
Investment, Identifier [Axis]: U.S. TelePacific Corp., Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [10],[16]   11.57%  
Reference Rate and Spread [10],[16]   1.25%  
PIK Rate [10],[16]   7.25%  
Principal [10],[16]   $ 13,425  
Cost [10],[16]   13,358  
Fair value [10],[16]   $ 5,018  
Investment, Identifier [Axis]: U.S. TelePacific Corp., Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [9],[28],[34] 12.53%    
Reference Rate and Spread [9],[28],[34] 7.15%    
PIK Rate [9],[28],[34] 6.00%    
Principal [9],[28],[34] $ 6,802    
Cost [9],[28],[34] 2,623    
Fair value [9],[28],[34] 2,438    
Investment, Identifier [Axis]: U.S. TelePacific Corp., Secured Debt 2      
Schedule of Investments [Line Items]      
Principal [9],[34] 692    
Cost [9],[34] 15    
Fair value [9],[34] $ 0    
Investment, Identifier [Axis]: US Bank Money Market Account      
Schedule of Investments [Line Items]      
Total Rate   0.005%  
Cost [17]   $ 8,347  
Fair value [17]   $ 8,347  
Investment, Identifier [Axis]: USA DeBusk LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [8],[16]   9.82%  
Reference Rate and Spread [8],[16]   5.75%  
Principal [8],[16]   $ 18,013  
Cost [8],[16]   17,828  
Fair value [8],[16]   $ 18,013  
Investment, Identifier [Axis]: USA DeBusk LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 11.46%    
Reference Rate and Spread [7],[28] 6.00%    
Principal [7],[28] $ 12,405    
Cost [7],[28] 12,308    
Fair value [7],[28] $ 12,405    
Investment, Identifier [Axis]: USA DeBusk LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 11.96%    
Reference Rate and Spread [7],[28] 6.50%    
Principal [7],[28] $ 4,825    
Cost [7],[28] 4,742    
Fair value [7],[28] $ 4,825    
Investment, Identifier [Axis]: USA DeBusk LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 11.96%    
Reference Rate and Spread [7],[28] 6.50%    
Principal [7],[28] $ 2,515    
Cost [7],[28] 2,468    
Fair value [7],[28] $ 2,515    
Investment, Identifier [Axis]: UserZoom Technologies, Inc., Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.99%    
Reference Rate and Spread [7],[28] 7.50%    
Principal [7],[28] $ 3,000    
Cost [7],[28] 2,923    
Fair value [7],[28] $ 3,000    
Investment, Identifier [Axis]: VORTEQ Coil Finishers, LLC, Common Equity      
Schedule of Investments [Line Items]      
Units (in shares) 769,231 [7],[30] 769,231 [8],[29]  
Cost $ 769 [7],[30] $ 769 [8],[29]  
Fair value $ 1,911 [7],[30] $ 2,910 [8],[29]  
Investment, Identifier [Axis]: VVS Holdco LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 3,060 [30],[38] 2,960 [29],[39]  
Cost $ 3,060 [30],[38] $ 2,960 [29],[39]  
Fair value $ 3,060 [30],[38] $ 2,990 [29],[39] 2,960
Investment, Identifier [Axis]: VVS Holdco LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 6.00% [27],[28],[36] 6.00% [16],[39]  
Principal $ 0 [27],[28],[36] $ 0 [16],[39]  
Cost 0 [27],[28],[36] (5) [16],[39]  
Fair value $ 0 [27],[28],[36] $ (5) [16],[39] 292
Investment, Identifier [Axis]: VVS Holdco LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.50% 11.50% [39]  
Principal $ 7,050 $ 7,600 [39]  
Cost 6,926 7,421 [39]  
Fair value $ 6,926 $ 7,421 [39] $ 7,375
Investment, Identifier [Axis]: Vida Capital, Inc, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [10]   10.38%  
Reference Rate and Spread [10]   6.00%  
Principal [10]   $ 6,263  
Cost [10]   6,208  
Fair value [10]   $ 4,885  
Investment, Identifier [Axis]: Vistar Media, Inc., Preferred Stock      
Schedule of Investments [Line Items]      
Units (in shares) 70,207 [7] 70,207 [8]  
Cost $ 767 [7] $ 767 [8]  
Fair value $ 2,180 [7] 2,250 [8]  
Investment, Identifier [Axis]: Vitesse Systems, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.63%    
Reference Rate and Spread [7],[28] 7.00%    
Principal [7],[28] $ 12,500    
Cost [7],[28] 12,193    
Fair value [7],[28] $ 12,193    
Investment, Identifier [Axis]: Volusion, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 772,620    
Cost $ 1,104    
Fair value $ 0 $ 0  
Investment, Identifier [Axis]: Volusion, LLC, Preferred Member Units      
Schedule of Investments [Line Items]      
Units (in shares)   2,090,001  
Cost   $ 6,000  
Fair value   0  
Investment, Identifier [Axis]: Volusion, LLC, Preferred Member Units 1      
Schedule of Investments [Line Items]      
Units (in shares) 2,184,683    
Cost $ 3,706    
Fair value 3,110    
Investment, Identifier [Axis]: Volusion, LLC, Preferred Member Units 1.1      
Schedule of Investments [Line Items]      
Fair value $ 0 0  
Investment, Identifier [Axis]: Volusion, LLC, Preferred Member Units 2      
Schedule of Investments [Line Items]      
Units (in shares) 61,077    
Cost $ 0    
Fair value 0    
Investment, Identifier [Axis]: Volusion, LLC, Preferred Member Units 2.1      
Schedule of Investments [Line Items]      
Fair value $ 3,110 0  
Investment, Identifier [Axis]: Volusion, LLC, Preferred Member Units 3      
Schedule of Investments [Line Items]      
Units (in shares) 2,090,001    
Cost $ 6,000    
Fair value $ 0 $ 0  
Investment, Identifier [Axis]: Volusion, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 10.00% 11.50% [37]  
Principal $ 900 $ 7,172 [37]  
Cost 900 7,172 [37]  
Fair value $ 900 6,392 [37]  
Investment, Identifier [Axis]: Volusion, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 10.00%    
Fair value $ 900 0  
Investment, Identifier [Axis]: Volusion, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.50%    
Fair value $ 0 $ 6,392  
Investment, Identifier [Axis]: Volusion, LLC, Unsecured Convertible Debt      
Schedule of Investments [Line Items]      
Total Rate 8.00% 8.00%  
Principal   $ 175  
Cost   175  
Fair value $ 0 $ 0  
Investment, Identifier [Axis]: Volusion, LLC, Warrants      
Schedule of Investments [Line Items]      
Units (in shares) [26]   784,867  
Cost [26]   $ 1,104  
Fair value $ 0 $ 0 [26]  
Investment, Identifier [Axis]: Wall Street Prep, Inc., Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 500,000 [7] 500,000 [8]  
Cost $ 500 [7] $ 500 [8]  
Fair value $ 910 [7] $ 530 [8]  
Investment, Identifier [Axis]: Wall Street Prep, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 7.00% [7],[27],[28] 7.00% [8],[16]  
Principal $ 0 [7],[27],[28] $ 0 [8],[16]  
Cost (5) [7],[27],[28] (7) [8],[16]  
Fair value $ (5) [7],[27],[28] $ (7) [8],[16]  
Investment, Identifier [Axis]: Wall Street Prep, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.54% [7],[28] 10.74% [8],[16]  
Reference Rate and Spread 7.00% [7],[28] 7.00% [8],[16]  
Principal $ 4,654 [7],[28] $ 5,328 [8],[16]  
Cost 4,600 [7],[28] 5,252 [8],[16]  
Fair value $ 4,654 [7],[28] $ 5,216 [8],[16]  
Investment, Identifier [Axis]: Watterson Brands, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 11.50% [7],[28],[56] 10.73% [8],[16]  
Reference Rate and Spread 6.00% [7],[28],[56] 6.00% [8],[16]  
Principal $ 253 [7],[28],[56] $ 51 [8],[16]  
Cost 249 [7],[28],[56] 46 [8],[16]  
Fair value $ 253 [7],[28],[56] $ 51 [8],[16]  
Investment, Identifier [Axis]: Watterson Brands, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.50% [7],[28] 10.73% [8],[16]  
Reference Rate and Spread 6.00% [7],[28] 6.00% [8],[16]  
Principal $ 53 [7],[28] $ 53 [8],[16]  
Cost 47 [7],[28] 45 [8],[16]  
Fair value $ 53 [7],[28] $ 53 [8],[16]  
Investment, Identifier [Axis]: Watterson Brands, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 11.50% [7],[28] 10.73% [8],[16]  
Reference Rate and Spread 6.00% [7],[28] 6.00% [8],[16]  
Principal $ 2,166 [7],[28] $ 4,142 [8],[16]  
Cost 2,146 [7],[28] 4,089 [8],[16]  
Fair value $ 2,166 [7],[28] $ 4,141 [8],[16]  
Investment, Identifier [Axis]: Watterson Brands, LLC, Secured Debt 4      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 11.50%    
Reference Rate and Spread [7],[28] 6.00%    
Principal [7],[28] $ 1,955    
Cost [7],[28] 1,936    
Fair value [7],[28] $ 1,955    
Investment, Identifier [Axis]: West Star Aviation Acquisition, LLC, Common Stock      
Schedule of Investments [Line Items]      
Units (in shares) 200,000 [7] 200,000 [8]  
Cost $ 200 [7] $ 200 [8]  
Fair value $ 390 [7] $ 250 [8]  
Investment, Identifier [Axis]: West Star Aviation Acquisition, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[28],[64] 11.34%    
Reference Rate and Spread 6.00% [7],[28],[64] 6.00% [8],[16]  
Principal $ 665 [7],[28],[64] $ 0 [8],[16]  
Cost 654 [7],[28],[64] (6) [8],[16]  
Fair value $ 665 [7],[28],[64] $ (6) [8],[16]  
Investment, Identifier [Axis]: West Star Aviation Acquisition, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.35% [7],[28] 8.59% [8],[16]  
Reference Rate and Spread 6.00% [7],[28] 6.00% [8],[16]  
Principal $ 2,948 [7],[28] $ 2,978 [8],[16]  
Cost 2,907 [7],[28] 2,926 [8],[16]  
Fair value $ 2,947 [7],[28] $ 2,948 [8],[16]  
Investment, Identifier [Axis]: West Star Aviation Acquisition, LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 11.35%    
Reference Rate and Spread [7],[28] 6.00%    
Principal [7],[28] $ 1,467    
Cost [7],[28] 1,438    
Fair value [7],[28] $ 1,467    
Investment, Identifier [Axis]: Winter Services LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate [7],[28],[65] 12.64%    
Reference Rate and Spread 7.00% [7],[28],[65] 7.00% [8],[16]  
Principal $ 2,778 [7],[28],[65] $ 0 [8],[16]  
Cost 2,745 [7],[28],[65] (43) [8],[16]  
Fair value $ 2,778 [7],[28],[65] $ 0 [8],[16]  
Investment, Identifier [Axis]: Winter Services LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate [7],[28] 12.66%    
Reference Rate and Spread 7.00% [7],[28] 7.00% [8],[16]  
Principal $ 2,583 [7],[28] $ 0 [8],[16]  
Cost 2,528 [7],[28] (43) [8],[16]  
Fair value $ 2,583 [7],[28] $ (43) [8],[16]  
Investment, Identifier [Axis]: Winter Services LLC, Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 12.66% [7],[28] 10.74% [8],[16]  
Reference Rate and Spread 7.00% [7],[28] 7.00% [8],[16]  
Principal $ 11,625 [7],[28] $ 12,500 [8],[16]  
Cost 11,479 [7],[28] 12,305 [8],[16]  
Fair value $ 11,625 [7],[28] $ 12,487 [8],[16]  
Investment, Identifier [Axis]: World Micro Holdings, LLC, Preferred Equity      
Schedule of Investments [Line Items]      
Units (in shares) 530 [30] 530  
Cost $ 530 [30] $ 530  
Fair value $ 530 [30] $ 530  
Investment, Identifier [Axis]: World Micro Holdings, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 13.00% 13.00%  
Principal $ 1,627 $ 1,970  
Cost 1,601 1,930  
Fair value $ 1,601 $ 1,930  
Investment, Identifier [Axis]: Xenon Arc, Inc., Secured Debt 1      
Schedule of Investments [Line Items]      
Reference Rate and Spread 5.25% [7],[27],[28] 5.25% [8]  
Principal $ 0 [7],[27],[28] $ 0 [8]  
Cost (5) [7],[27],[28] (6) [8]  
Fair value $ 0 [7],[27],[28] $ (6) [8]  
Investment, Identifier [Axis]: Xenon Arc, Inc., Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 11.22% [7],[28] 10.84% [8]  
Reference Rate and Spread 5.75% [7],[28] 5.25% [8]  
Principal $ 1,188 [7],[28] $ 1,200 [8]  
Cost 1,163 [7],[28] 1,169 [8]  
Fair value $ 1,188 [7],[28] $ 1,192 [8]  
Investment, Identifier [Axis]: Xenon Arc, Inc., Secured Debt 3      
Schedule of Investments [Line Items]      
Total Rate 11.25% [7],[28] 8.63% [8]  
Reference Rate and Spread 5.75% [7],[28] 5.25% [8]  
Principal $ 2,352 [7],[28] $ 2,370 [8]  
Cost 2,321 [7],[28] 2,332 [8]  
Fair value $ 2,352 [7],[28] $ 2,354 [8]  
Investment, Identifier [Axis]: YS Garments, LLC, Secured Debt      
Schedule of Investments [Line Items]      
Total Rate 13.00% [9],[28] 9.51% [10],[16]  
Reference Rate and Spread 7.50% [9],[28] 5.50% [10],[16]  
Principal $ 5,584 [9],[28] $ 6,329 [10],[16]  
Cost 5,485 [9],[28] 6,310 [10],[16]  
Fair value $ 5,110 [9],[28] $ 6,064 [10],[16]  
Investment, Identifier [Axis]: Zips Car Wash, LLC, Secured Debt 1      
Schedule of Investments [Line Items]      
Total Rate 12.71% [7],[28],[66] 11.67% [8],[16]  
Reference Rate and Spread 7.25% [7],[28],[66] 7.25% [8],[16]  
Principal $ 2,356 [7],[28],[66] $ 2,388 [8],[16]  
Cost 2,352 [7],[28],[66] 2,357 [8],[16]  
Fair value $ 2,234 [7],[28],[66] $ 2,388 [8],[16]  
Investment, Identifier [Axis]: Zips Car Wash, LLC, Secured Debt 2      
Schedule of Investments [Line Items]      
Total Rate 12.71% [7],[28],[66] 11.67% [8],[16],[67]  
Reference Rate and Spread 7.25% [7],[28],[66] 7.25% [8],[16],[67]  
Principal $ 591 [7],[28],[66] $ 599 [8],[16],[67]  
Cost 589 [7],[28],[66] 594 [8],[16],[67]  
Fair value $ 555 [7],[28],[66] $ 597 [8],[16],[67]  
[1] Principal is net of repayments. Cost is net of repayments and accumulated unearned income. Negative cost is the result of the capitalized discount being greater than the principal amount outstanding on the loan.
[2] Principal is net of repayments. Cost is net of repayments and accumulated unearned income.
[3] Investment fair value was determined using significant unobservable inputs, unless otherwise noted. See Note C — Fair Value Hierarchy for Investments—Portfolio Composition for further discussion. Negative fair value is the result of the capitalized discount on the loan or the unfunded commitment being valued below par.
[4] Investment fair value was determined using significant unobservable inputs, unless otherwise noted. See Note C — Fair Value Hierarchy for Investments—Portfolio Composition for further discussion. Negative fair value is the result of the capitalized discount on the loan or the unfunded commitment being valued below par.
[5] Money market fund interests included in cash and cash equivalents.
[6] Short-term investments represent an investment in a fund that invests in highly liquid investments with average original maturity dates of three months or less. These short-term investments are included as Cash and cash equivalents on the Consolidated Balance Sheets.
[7] Private Loan portfolio investment. See Note C — Fair Value Hierarchy for Investments — Portfolio Composition for a description of Private Loan portfolio investments.
[8] Private Loan portfolio investment. See Note C—Fair Value Hierarchy for Investments—Portfolio Composition for a description of Private Loan portfolio investments.
[9] Middle Market portfolio investment. See Note C — Fair Value Hierarchy for Investments — Portfolio Composition for a description of Middle Market portfolio investments.
[10] Middle Market portfolio investment. See Note C—Fair Value Hierarchy for Investments—Portfolio Composition for a description of Middle Market portfolio investments.
[11] Investment is not a qualifying asset as defined under Section 55(a) of the 1940 Act. Qualifying assets must represent at least 70% of total assets at the time of acquisition of any additional non-qualifying assets.
[12] Portfolio company headquarters are located outside of the United States.
[13] Other Portfolio investment. See Note C — Fair Value Hierarchy for Investments — Portfolio Composition for a description of Other Portfolio investments.
[14] Investment is not a qualifying asset as defined under Section 55(a) of the 1940 Act. Qualifying assets must represent at least 70% of total assets at the time of acquisition of any additional non-qualifying assets.
[15] Other Portfolio investment. See Note C—Fair Value Hierarchy for Investments—Portfolio Composition for a description of Other Portfolio investments.
[16] Index based floating interest rate is subject to contractual minimum interest rate. As noted in this schedule, 93% of the loans (based on the par amount) contain LIBOR floors which range between 0.50% and 2.00%, with a weighted-average LIBOR floor of 1.04%.
[17] Effective yield as of December 31, 2022 was approximately 0.005% on the US Bank Money Market Account.
[18] Portfolio company headquarters are located outside of the United States.
[19] Control investments are defined by the 1940 Act as investments in which more than 25% of the voting securities are owned or where the ability to nominate greater than 50% of the board representation is maintained.
[20] Control investments are defined by the 1940 Act as investments in which more than 25% of the voting securities are owned or where the ability to nominate greater than 50% of the board representation is maintained.
[21] Affiliate investments are defined by the 1940 Act as investments in which between 5% and 25% (inclusive) of the voting securities are owned and the investments are not classified as Control investments.
[22] Affiliate investments are defined by the 1940 Act as investments in which between 5% and 25% (inclusive) of the voting securities are owned and the investments are not classified as Control investments.
[23] Non-Control/Non-Affiliate investments are defined by the 1940 Act as investments that are neither Control investments nor Affiliate investments.
[24] Non-Control/Non-Affiliate investments are defined by the 1940 Act as investments that are neither Control investments nor Affiliate investments.
[25] Warrants are presented in equivalent shares/units with a strike price of $0.01 per share/unit.
[26] Warrants are presented in equivalent shares/units with a strike price of $0.01 per share/unit.
[27] The position is unfunded and no interest income is being earned as of December 31, 2023. The position may earn a nominal unused facility fee on committed amounts.
[28] Index based floating interest rate is subject to contractual minimum interest rate. As noted in this schedule, 95% of these floating rate loans (based on the par amount) contain LIBOR or Term SOFR ("SOFR") floors which range between 0.75% and 2.00%, with a weighted-average floor of 1.17%.
[29] Income producing through dividends or distributions.
[30] Income producing through dividends or distributions.
[31] Warrants are presented in equivalent shares/units with a strike price of $1.00 per share/unit.
[32] Index based floating interest rate is subject to contractual maximum base rate of 3.00%.
[33] Index based floating interest rate is subject to contractual maximum base rate of 2.50%.
[34] Non-accrual and non-income producing debt investment.
[35] Non-accrual and non-income producing debt investment.
[36] Maturity date is under on-going negotiations with the portfolio company and other lenders, if applicable.
[37] Maturity date is under on-going negotiations with the portfolio company and other lenders, if applicable.
[38] Shares/Units represent ownership in a related Real Estate or HoldCo entity.
[39] Shares/Units represent ownership in a related Real Estate or HoldCo entity.
[40] Investment is not unitized. Presentation is made in percent of fully diluted ownership unless otherwise indicated.
[41] Investment is not unitized. Presentation is made in percent of fully diluted ownership unless otherwise indicated.
[42] The security has an effective contractual interest rate of 2.00% PIK + LIBOR+6.50%, Floor 1.00%,but the issuer may, in its discretion, elect to pay the PIK interest in cash. The rate presented represents the effective current yield based on actual payments received during the period.
[43] As of December 31, 2023, borrowings under the loan facility bore interest at SOFR+7.00% (Floor 2.00%). RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2023.
[44] As of December 31, 2022, borrowings under the loan facility bore interest at SOFR+6.25% (Floor 1.00%). RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2022.
[45] As of December 31, 2022, borrowings under the loan facility bore interest at SOFR+6.25% (Floor 1.00%). Due to an amendment and subsequent funding during the quarter, the term loan facility has different floating rate reset dates. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2022.
[46] As of December 31, 2023, borrowings under the loan facility bore interest at SOFR+8.00% (Floor 1.00%). RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2023.
[47] As of December 31, 2022, borrowings under the loan facility bore interest at LIBOR+8.00% (Floor 1.00%). RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2022.
[48] Effective yield as of December 31, 2023 was approximately 5.25% on the Fidelity Government Portfolio Class III Fund.
[49] Effective yield as of December 31, 2023 was approximately 5.23% on the First American Treasury Obligations Fund Class Z.
[50] As of December 31, 2022, borrowings under the loan facility bore interest at SOFR+5.75% (Floor 1.00%). RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2022.
[51] As of December 31, 2023, borrowings under the loan facility bore interest at SOFR+7.00% (Floor 1.50%). RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2023.
[52] As of December 31, 2023, borrowings under the loan facility bore interest at SOFR+6.75% (Floor 1.00%). RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2023.
[53] As of December 31, 2023, borrowings under the loan facility bore interest at SOFR+8.00% (Floor 2.00%). RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2023.
[54] As of December 31, 2023, borrowings under the loan facility bore interest at SOFR+10.00%. RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2023.
[55] As of December 31, 2022, borrowings under the loan facility bore interest at LIBOR+10.00%. RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2022.
[56] As of December 31, 2023, borrowings under the loan facility bore interest at SOFR+6.00% (Floor 1.00%). RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2023.
[57] As of December 31, 2022, borrowings under the loan facility bore interest at LIBOR+7.25% (Floor 0.75%). RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2022.
[58] As of December 31, 2022, borrowings under the loan facility bore interest at SOFR+ 8.00% (Floor 1.00%). RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2022.
[59] As of December 31, 2023, borrowings under the loan facility bore interest at SOFR+7.25% (Floor 1.00%). RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2023.
[60] As of December 31, 2023, borrowings under the loan facility bore interest at SOFR+5.75% (Floor 1.00%). Each new draw or funding on the facility has a different floating rate reset date. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2023.
[61] As of December 31, 2022, borrowings under the loan facility bore interest at SOFR+5.75% (Floor 1.00%). Delayed draw term loan facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2022.
[62] Warrants are presented in equivalent units with a strike price of $14.28 per unit.
[63] As of December 31, 2023, borrowings under the loan facility bore interest at SOFR+6.50% (Floor 2.00%). RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2023.
[64] As of December 31, 2023, borrowings under the loan facility bore interest at SOFR+6.00% (Floor 0.75%). Each new draw or funding on the facility has a different floating rate reset date. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2023.
[65] As of December 31, 2023, borrowings under the loan facility bore interest at SOFR+7.00% (Floor 1.00%). RLOC facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2023.
[66] As of December 31, 2023, borrowings under the loan facility bore interest at SOFR+7.25% (Floor 1.00%). Each new draw or funding on the facility has a different floating rate reset date. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2023.
[67] As of December 31, 2022, borrowings under the loan facility bore interest at SOFR+7.25% (Floor 1.00%). Each new draw on the delayed draw term loan facility has a different floating rate reset date. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2022.