v3.26.1
CONSOLIDATED SCHEDULE OF INVESTMENTS - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Dec. 31, 2024
Schedule of Investments [Line Items]      
Amortized cost $ 4,146,165 [1],[2],[3] $ 4,178,354 [4],[5],[6]  
Investments at Fair Value $ 4,050,457 [1],[2],[3] $ 4,071,008 [4],[5],[6]  
Fair Value Percentage of Total Portfolio 221.10% [1],[2],[3] 221.20% [4],[5],[6]  
Investment Owned, At Fair Value | Industry Concentration Risk      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 4,050,457 $ 4,071,008  
Percentage of Total Portfolio 100.00% 100.00%  
Investment Owned, At Fair Value | Industry Concentration Risk | Asset Based Financing      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 456,364 $ 424,322  
Percentage of Total Portfolio 11.40% 10.40%  
Investment Owned, At Fair Value | Industry Concentration Risk | Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 428,828 $ 433,153  
Percentage of Total Portfolio 10.60% 10.60%  
Investment Owned, At Fair Value | Industry Concentration Risk | Professional Services      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 405,228 $ 468,638  
Percentage of Total Portfolio 10.10% 11.80%  
Investment Owned, At Fair Value | Industry Concentration Risk | Software      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 387,633 $ 405,047  
Percentage of Total Portfolio 9.60% 9.90%  
Investment Owned, At Fair Value | Industry Concentration Risk | Investment in Joint Ventures      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 222,706 $ 224,956  
Percentage of Total Portfolio 5.50% 5.50%  
Investment Owned, At Fair Value | Industry Concentration Risk | Construction & Engineering      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 202,798 $ 86,266  
Percentage of Total Portfolio 5.00% 2.10%  
Investment Owned, At Fair Value | Industry Concentration Risk | Aerospace & Defense      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 185,418 $ 81,200  
Percentage of Total Portfolio 4.60% 2.00%  
Investment Owned, At Fair Value | Industry Concentration Risk | Machinery      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 164,693 $ 227,597  
Percentage of Total Portfolio 4.10% 5.60%  
Investment Owned, At Fair Value | Industry Concentration Risk | Financial Services      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 157,496 $ 221,401  
Percentage of Total Portfolio 3.90% 5.40%  
Investment Owned, At Fair Value | Industry Concentration Risk | Capital Markets      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 142,423 $ 57,134  
Percentage of Total Portfolio 3.50% 1.40%  
Investment Owned, At Fair Value | Industry Concentration Risk | Containers & Packaging      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 114,508 $ 109,440  
Percentage of Total Portfolio 2.80% 2.70%  
Investment Owned, At Fair Value | Industry Concentration Risk | Media      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 102,940 $ 113,197  
Percentage of Total Portfolio 2.50% 2.80%  
Investment Owned, At Fair Value | Industry Concentration Risk | Food Products      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 97,390 $ 65,770  
Percentage of Total Portfolio 2.40% 1.60%  
Investment Owned, At Fair Value | Industry Concentration Risk | Trading Companies & Distributors      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 94,425 $ 74,348  
Percentage of Total Portfolio 2.30% 1.80%  
Investment Owned, At Fair Value | Industry Concentration Risk | Entertainment      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 89,765 $ 90,684  
Percentage of Total Portfolio 2.20% 2.20%  
Investment Owned, At Fair Value | Industry Concentration Risk | Electrical Equipment      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 86,985 $ 163,288  
Percentage of Total Portfolio 2.10% 4.00%  
Investment Owned, At Fair Value | Industry Concentration Risk | Diversified Consumer Services      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 81,153 $ 80,526  
Percentage of Total Portfolio 2.00% 2.00%  
Investment Owned, At Fair Value | Industry Concentration Risk | Insurance      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 77,417 $ 76,024  
Percentage of Total Portfolio 1.90% 1.90%  
Investment Owned, At Fair Value | Industry Concentration Risk | Chemicals      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 77,327    
Percentage of Total Portfolio 1.90%    
Investment Owned, At Fair Value | Industry Concentration Risk | Commercial Services & Supplies      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 74,364 $ 101,361  
Percentage of Total Portfolio 1.80% 2.50%  
Investment Owned, At Fair Value | Industry Concentration Risk | Consumer Staples Distribution & Retail      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 67,890 $ 68,370  
Percentage of Total Portfolio 1.70% 1.70%  
Investment Owned, At Fair Value | Industry Concentration Risk | Diversified Telecommunication Services      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 64,832 $ 46,945  
Percentage of Total Portfolio 1.60% 1.20%  
Investment Owned, At Fair Value | Industry Concentration Risk | Wireless Telecommunication Services      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 51,998 $ 52,129  
Percentage of Total Portfolio 1.30% 1.30%  
Investment Owned, At Fair Value | Industry Concentration Risk | Air Freight & Logistics      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 42,524 $ 20,758  
Percentage of Total Portfolio 1.00% 0.50%  
Investment Owned, At Fair Value | Industry Concentration Risk | Distributors      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 28,901 $ 29,722  
Percentage of Total Portfolio 0.70% 0.70%  
Investment Owned, At Fair Value | Industry Concentration Risk | Electric Utilities      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 28,474 $ 28,513  
Percentage of Total Portfolio 0.70% 0.70%  
Investment Owned, At Fair Value | Industry Concentration Risk | Internet & Direct Marketing Retail      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 28,008    
Percentage of Total Portfolio 0.70%    
Investment Owned, At Fair Value | Industry Concentration Risk | Health Care Technology      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 24,106 $ 23,005  
Percentage of Total Portfolio 0.60% 0.60%  
Investment Owned, At Fair Value | Industry Concentration Risk | Beverages      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 20,556 $ 20,556  
Percentage of Total Portfolio 0.50% 0.50%  
Investment Owned, At Fair Value | Industry Concentration Risk | Health Care Equipment & Supplies      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 19,409 $ 12,438  
Percentage of Total Portfolio 0.50% 0.30%  
Investment Owned, At Fair Value | Industry Concentration Risk | Oil, Gas & Consumable Fuels      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 16,470 $ 5,248  
Percentage of Total Portfolio 0.40% 0.10%  
Investment Owned, At Fair Value | Industry Concentration Risk | Automobile Components      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 4,632 $ 8,020  
Percentage of Total Portfolio 0.10% 0.20%  
Investment Owned, At Fair Value | Industry Concentration Risk | Hotels, Restaurants & Leisure      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 1,358 $ 1,358  
Percentage of Total Portfolio 0.00% 0.00%  
Investment Owned, At Fair Value | Industry Concentration Risk | Energy Equipment & Services      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 1,304 $ 1,304  
Percentage of Total Portfolio 0.00% 0.00%  
Investment Owned, At Fair Value | Industry Concentration Risk | Textiles, Apparel & luxury goods      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 134 $ 183  
Percentage of Total Portfolio 0.00% 0.00%  
Investment Owned, At Fair Value | Industry Concentration Risk | Chemicals      
Schedule of Investments [Line Items]      
Investments at Fair Value   $ 61,823  
Percentage of Total Portfolio   1.50%  
Investment Owned, At Fair Value | Industry Concentration Risk | Specialty Retail      
Schedule of Investments [Line Items]      
Investments at Fair Value   $ 58,305  
Percentage of Total Portfolio   1.40%  
Investment Owned, At Fair Value | Industry Concentration Risk | Building Products      
Schedule of Investments [Line Items]      
Investments at Fair Value   $ 45,990  
Percentage of Total Portfolio   1.10%  
Investment Owned, At Fair Value | Industry Concentration Risk | Transportation Infrastructure      
Schedule of Investments [Line Items]      
Investments at Fair Value   $ 27,070  
Percentage of Total Portfolio   0.70%  
Investment Owned, At Fair Value | Industry Concentration Risk | Metals & Mining      
Schedule of Investments [Line Items]      
Investments at Fair Value   $ 25,657  
Percentage of Total Portfolio   0.60%  
Investment Owned, At Fair Value | Industry Concentration Risk | Ground Transportation      
Schedule of Investments [Line Items]      
Investments at Fair Value   $ 19,936  
Percentage of Total Portfolio   0.50%  
Investment Owned, At Fair Value | Industry Concentration Risk | Health Care Equipment & Supplies      
Schedule of Investments [Line Items]      
Investments at Fair Value   $ 9,326  
Percentage of Total Portfolio   0.20%  
Investment, Identifier [Axis]: FBLC Senior Loan Fund, LLC      
Schedule of Investments [Line Items]      
Amortized cost $ 225,000    
Investment, Identifier [Axis]: Urban One, Inc. | Media      
Schedule of Investments [Line Items]      
Investment coupon rate [7],[8]   7.63%  
Principal [7]   $ 951  
Amortized cost [7]   827  
Investments at Fair Value [7]   $ 490  
Fair Value Percentage of Total Portfolio [4],[7]   0.00%  
Investment, Identifier [Axis]: 1236904 BC, Ltd. | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 7.50% [9],[10],[11] 7.50% [8],[12],[13]  
Investment coupon rate 11.29% [9],[10],[11] 11.33% [8],[12],[13]  
Principal $ 587 [9],[10] $ 3,511 [12],[13]  
Amortized cost 588 [9],[10] 3,523 [12],[13]  
Investments at Fair Value $ 581 [9],[10] $ 3,511 [12],[13]  
Fair Value Percentage of Total Portfolio 0.00% [1],[9],[10] 0.20% [4],[12],[13]  
Investment, Identifier [Axis]: 1236904 BC, Ltd. | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [9],[10],[11],[14] 5.50% [8],[12],[13],[15]  
Investment coupon rate 9.28% [9],[10],[11],[14] 9.97% [8],[12],[13],[15]  
Principal $ 4,534 [9],[10],[14] $ 4,588 [12],[13],[15]  
Amortized cost 4,493 [9],[10],[14] 4,531 [12],[13],[15]  
Investments at Fair Value $ 4,489 [9],[10],[14] $ 4,588 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 0.20% [1],[9],[10],[14] 0.20% [4],[12],[13],[15]  
Investment, Identifier [Axis]: AAdvantage Loyalty IP, Ltd., Passenger Airlines      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.25% 2.25%  
Investment coupon rate 5.92% 6.13%  
Principal $ 3,980 $ 3,990  
Amortized cost 3,978 3,987  
Investments at Fair Value $ 3,937 $ 3,997  
Fair Value Percentage of Total Portfolio 1.50% 1.40%  
Investment, Identifier [Axis]: ACE Solutions, LLC | Oil, Gas & Consumable Fuels 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11] 5.25%    
Principal [10] $ 0    
Amortized cost [10] (23)    
Investments at Fair Value [10] $ (47)    
Fair Value Percentage of Total Portfolio [1],[10] 0.00%    
Investment, Identifier [Axis]: ACE Solutions, LLC | Oil, Gas & Consumable Fuels 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 5.25%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (56)    
Investments at Fair Value [10],[16] $ (113)    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: ACE Solutions, LLC | Oil, Gas & Consumable Fuels 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 5.25%    
Investment coupon rate [9],[10],[11] 8.96%    
Principal [9],[10] $ 10,550    
Amortized cost [9],[10] 10,393    
Investments at Fair Value [9],[10] $ 10,392    
Fair Value Percentage of Total Portfolio [1],[9],[10] 0.60%    
Investment, Identifier [Axis]: ADCS Clinics Intermediate Holdings, LLC | Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.25% [10],[11] 6.25% [8],[13]  
Investment coupon rate 10.05% [10],[11] 10.05% [8],[13]  
Principal $ 123 [10] $ 124 [13]  
Amortized cost 123 [10] 123 [13]  
Investments at Fair Value $ 119 [10] $ 123 [13]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10] 0.00% [4],[13]  
Investment, Identifier [Axis]: ADCS Clinics Intermediate Holdings, LLC | Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.25% [10],[11],[16] 6.25% [8],[13],[17]  
Investment coupon rate 9.96% [10],[11],[16] 10.15% [8],[13],[17]  
Principal $ 719 [10],[16] $ 257 [13],[17]  
Amortized cost 719 [10],[16] 256 [13],[17]  
Investments at Fair Value $ 650 [10],[16] $ 243 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: ADCS Clinics Intermediate Holdings, LLC | Health Care Providers & Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.25% [9],[10],[11] 6.25% [8],[12],[13]  
Investment coupon rate 9.95% [9],[10],[11] 9.95% [8],[12],[13]  
Principal $ 3,844 [9],[10] $ 3,854 [12],[13]  
Amortized cost 3,827 [9],[10] 3,832 [12],[13]  
Investments at Fair Value $ 3,697 [9],[10] $ 3,825 [12],[13]  
Fair Value Percentage of Total Portfolio 0.20% [1],[9],[10] 0.20% [4],[12],[13]  
Investment, Identifier [Axis]: ADCS Clinics Intermediate Holdings, LLC | Health Care Providers & Services 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.25% [9],[10],[11] 6.25% [8],[12],[13]  
Investment coupon rate 10.05% [9],[10],[11] 10.05% [8],[12],[13]  
Principal $ 18,750 [9],[10] $ 18,799 [12],[13]  
Amortized cost 18,675 [9],[10] 18,704 [12],[13]  
Investments at Fair Value $ 18,030 [9],[10] $ 18,658 [12],[13]  
Fair Value Percentage of Total Portfolio 1.00% [1],[9],[10] 1.00% [4],[12],[13]  
Investment, Identifier [Axis]: ADMI Corp., Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% 5.75%  
Investment coupon rate 9.42% 9.47%  
Principal $ 2,786 $ 2,793  
Amortized cost 2,706 2,702  
Investments at Fair Value $ 2,657 $ 2,669  
Fair Value Percentage of Total Portfolio 1.00% 1.00%  
Investment, Identifier [Axis]: AIG CLO, Ltd. 21-1A F, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.90% 6.90%  
Investment coupon rate 10.83% 11.02%  
Principal $ 1,410 $ 1,410  
Amortized cost 1,315 1,313  
Investments at Fair Value $ 1,320 $ 1,320  
Fair Value Percentage of Total Portfolio 0.50% 0.50%  
Investment, Identifier [Axis]: ARC Falcon I, Inc., Chemicals      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.50% 3.50%  
Investment coupon rate 7.27% 7.32%  
Principal $ 4,948 $ 4,961  
Amortized cost 4,953 4,967  
Investments at Fair Value $ 4,900 $ 4,955  
Fair Value Percentage of Total Portfolio 1.90% 1.80%  
Investment, Identifier [Axis]: Accel International Holdings, LLC | Electrical Equipment 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (21) [10],[16] (21) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ (21) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Accel International Holdings, LLC | Electrical Equipment 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [9],[10],[11],[14] 4.50% [8],[12],[13],[15]  
Investment coupon rate 8.17% [9],[10],[11],[14] 8.22% [8],[12],[13],[15]  
Principal $ 27,685 [9],[10],[14] $ 27,685 [12],[13],[15]  
Amortized cost 27,563 [9],[10],[14] 27,553 [12],[13],[15]  
Investments at Fair Value $ 27,685 [9],[10],[14] $ 27,560 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 1.50% [1],[9],[10],[14] 1.60% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Acrisure, LLC, Insurance      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.25% 3.25%  
Investment coupon rate 6.92% 6.97%  
Principal $ 5,143 $ 5,156  
Amortized cost 5,103 5,114  
Investments at Fair Value $ 4,976 $ 5,154  
Fair Value Percentage of Total Portfolio 1.90% 1.90%  
Investment, Identifier [Axis]: Adelaide Borrower, LLC | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.25% [10],[11],[16] 6.75% [8],[13],[17]  
Investment coupon rate, PIK [8],[13],[17]   3.38%  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (57) [10],[16] (61) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Adelaide Borrower, LLC | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.25% [10],[11],[16] 6.25% [8],[13],[17]  
Investment coupon rate 9.93% [10],[11],[16] 9.98% [8],[13],[17]  
Principal $ 599 [10],[16] $ 898 [13],[17]  
Amortized cost 530 [10],[16] 826 [13],[17]  
Investments at Fair Value $ 599 [10],[16] $ 898 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Adelaide Borrower, LLC | Software 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.25% [9],[10],[11],[14] 6.75% [8],[12],[13],[15]  
Investment coupon rate 9.95% [9],[10],[11],[14] 10.42% [8],[12],[13],[15]  
Investment coupon rate, PIK [8],[12],[13],[15]   3.38%  
Principal $ 35,895 [9],[10],[14] $ 35,895 [12],[13],[15]  
Amortized cost 35,364 [9],[10],[14] 35,327 [12],[13],[15]  
Investments at Fair Value $ 35,895 [9],[10],[14] $ 35,895 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 2.00% [1],[9],[10],[14] 2.00% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Adtalem Global Education, Inc., Diversified Consumer Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   2.75%  
Investment coupon rate   6.47%  
Principal   $ 238  
Amortized cost   238  
Investments at Fair Value   $ 238  
Fair Value Percentage of Total Portfolio   0.10%  
Investment, Identifier [Axis]: Alera Group, Inc. | Insurance      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [9],[11],[14] 5.50% [8],[12],[15]  
Investment coupon rate 9.18% [9],[11],[14] 9.22% [8],[12],[15]  
Principal $ 22,191 [9],[14] $ 22,136 [12],[15]  
Amortized cost 22,095 [9],[14] 22,028 [12],[15]  
Investments at Fair Value $ 21,377 [9],[14] $ 22,528 [12],[15]  
Fair Value Percentage of Total Portfolio 1.20% [1],[9],[14] 1.20% [4],[12],[15]  
Investment, Identifier [Axis]: Alera Group, Inc., Insurance      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75% 3.25%  
Investment coupon rate 6.42% 6.97%  
Principal $ 7,741 $ 7,761  
Amortized cost 7,707 7,724  
Investments at Fair Value $ 7,497 $ 7,794  
Fair Value Percentage of Total Portfolio 2.90% 2.80%  
Investment, Identifier [Axis]: Allwyn Entertainment Financing US, LLC, Hotels, Restaurants & Leisure      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.50%  
Investment coupon rate 6.17% 6.17%  
Principal $ 7,000 $ 7,000  
Amortized cost 6,865 6,860  
Investments at Fair Value $ 6,860 $ 6,860  
Fair Value Percentage of Total Portfolio 2.60% 2.50%  
Investment, Identifier [Axis]: American Auto Auction Group, LLC, Commercial Services & Supplies      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50%    
Investment coupon rate 8.20%    
Principal $ 1,995    
Amortized cost 1,983    
Investments at Fair Value $ 1,979    
Fair Value Percentage of Total Portfolio 0.80%    
Investment, Identifier [Axis]: American Rock Salt Company, LLC | Chemicals 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00% [9],[11] 4.00% [8],[12]  
Investment coupon rate 7.78% [9],[11] 7.94% [8],[12]  
Principal $ 1,972 [9] $ 1,977 [12]  
Amortized cost 1,971 [9] 1,975 [12]  
Investments at Fair Value $ 1,775 [9] $ 1,516 [12]  
Fair Value Percentage of Total Portfolio 0.10% [1],[9] 0.10% [4],[12]  
Investment, Identifier [Axis]: American Rock Salt Company, LLC | Chemicals 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 7.25% [9],[10],[11] 7.25% [8],[12],[13]  
Investment coupon rate 11.03% [9],[10],[11] 11.33% [8],[12],[13]  
Principal $ 6,010 [9],[10] $ 6,010 [12],[13]  
Amortized cost 5,975 [9],[10] 5,971 [12],[13]  
Investments at Fair Value $ 5,276 [9],[10] $ 4,855 [12],[13]  
Fair Value Percentage of Total Portfolio 0.30% [1],[9],[10] 0.30% [4],[12],[13]  
Investment, Identifier [Axis]: American Rock Salt Company, LLC, Chemicals      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   7.25%  
Investment coupon rate   11.33%  
Principal   $ 1,943  
Amortized cost   1,930  
Investments at Fair Value   $ 1,570  
Fair Value Percentage of Total Portfolio   0.60%  
Investment, Identifier [Axis]: American Rock Salt Company, LLC, Chemicals, S+ 7.25% (11.03%)      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 7.25%    
Investment coupon rate 11.03%    
Principal $ 1,943    
Amortized cost 1,932    
Investments at Fair Value $ 1,706    
Fair Value Percentage of Total Portfolio 0.70%    
Investment, Identifier [Axis]: Amylu Borrower Sub, LLC | Food Products 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16] 5.00% [8],[13],[17]  
Investment coupon rate [10],[11],[16] 8.67%    
Principal $ 1,138 [10],[16] $ 0 [13],[17]  
Amortized cost 1,103 [10],[16] (31) [13],[17]  
Investments at Fair Value $ 1,138 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Amylu Borrower Sub, LLC | Food Products 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16] 5.00% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (68) [10],[16] (72) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Amylu Borrower Sub, LLC | Food Products 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [9],[10],[11] 5.00% [8],[12],[13]  
Investment coupon rate 8.67% [9],[10],[11] 8.74% [8],[12],[13]  
Principal $ 39,336 [9],[10] $ 39,435 [12],[13]  
Amortized cost 38,991 [9],[10] 39,067 [12],[13]  
Investments at Fair Value $ 39,336 [9],[10] $ 39,436 [12],[13]  
Fair Value Percentage of Total Portfolio 2.10% [1],[9],[10] 2.10% [4],[12],[13]  
Investment, Identifier [Axis]: Aprio Advisory Group, LLC | Financial Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (53) [10],[16] (56) [13],[17]  
Investments at Fair Value $ (107) [10],[16] $ (112) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Aprio Advisory Group, LLC | Financial Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13],[17]  
Investment coupon rate [10],[11],[16] 8.42%    
Principal $ 304 [10],[16] $ 0 [13],[17]  
Amortized cost 295 [10],[16] (9) [13],[17]  
Investments at Fair Value $ 295 [10],[16] $ (9) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Arch Global Precision, LLC | Machinery 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11] 4.75% [8],[13],[17]  
Investment coupon rate 8.55% [10],[11] 8.52% [8],[13],[17]  
Principal $ 2,286 [10] $ 945 [13],[17]  
Amortized cost 2,286 [10] 945 [13],[17]  
Investments at Fair Value $ 2,197 [10] $ 938 [13],[17]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10] 0.10% [4],[13],[17]  
Investment, Identifier [Axis]: Arch Global Precision, LLC | Machinery 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [10],[11],[16] 4.75% [8],[13]  
Investment coupon rate 9.05% [10],[11],[16] 8.52% [8],[13]  
Principal $ 808 [10],[16] $ 2,284 [13]  
Amortized cost 808 [10],[16] 2,285 [13]  
Investments at Fair Value $ 801 [10],[16] $ 2,241 [13]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.10% [4],[13]  
Investment, Identifier [Axis]: Arch Global Precision, LLC | Machinery 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [9],[10],[11],[14] 4.75% [8],[12],[13],[15]  
Investment coupon rate 9.02% [9],[10],[11],[14] 8.52% [8],[12],[13],[15]  
Principal $ 7,254 [9],[10],[14] $ 7,249 [12],[13],[15]  
Amortized cost 7,255 [9],[10],[14] 7,250 [12],[13],[15]  
Investments at Fair Value $ 6,972 [9],[10],[14] $ 7,112 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 0.40% [1],[9],[10],[14] 0.40% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Arches Buyer, Inc., Media      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.25% 3.25%  
Investment coupon rate 7.02% 7.07%  
Principal $ 5,899 $ 5,914  
Amortized cost 5,829 5,834  
Investments at Fair Value $ 5,870 $ 5,923  
Fair Value Percentage of Total Portfolio 2.30% 2.10%  
Investment, Identifier [Axis]: Arcline FM Holdings, LLC, Aerospace & Defense      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75% 2.75%  
Investment coupon rate 6.45% 6.42%  
Principal $ 4,963 $ 4,975  
Amortized cost 4,953 4,964  
Investments at Fair Value $ 4,964 $ 4,989  
Fair Value Percentage of Total Portfolio 1.90% 1.80%  
Investment, Identifier [Axis]: Arctic Holdco, LLC | Trading Companies & Distributors 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [10],[11],[16] 5.25% [8],[13],[17]  
Investment coupon rate 8.92% [10],[11],[16] 9.09% [8],[13],[17]  
Principal $ 3,235 [10],[16] $ 3,243 [13],[17]  
Amortized cost 3,198 [10],[16] 3,204 [13],[17]  
Investments at Fair Value $ 3,235 [10],[16] $ 3,243 [13],[17]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10],[16] 0.20% [4],[13],[17]  
Investment, Identifier [Axis]: Arctic Holdco, LLC | Trading Companies & Distributors 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [10],[11],[16] 5.25% [8],[13],[17]  
Investment coupon rate 8.95% [10],[11],[16] 8.92% [8],[13],[17]  
Principal $ 1,159 [10],[16] $ 632 [13],[17]  
Amortized cost 1,131 [10],[16] 603 [13],[17]  
Investments at Fair Value $ 1,159 [10],[16] $ 632 [13],[17]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Arctic Holdco, LLC | Trading Companies & Distributors 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [9],[10],[11],[14] 5.25% [8],[12],[13],[15]  
Investment coupon rate 8.95% [9],[10],[11],[14] 8.92% [8],[12],[13],[15]  
Principal $ 45,806 [9],[10],[14] $ 45,922 [12],[13],[15]  
Amortized cost 45,427 [9],[10],[14] 45,515 [12],[13],[15]  
Investments at Fair Value $ 45,806 [9],[10],[14] $ 45,922 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 2.50% [1],[9],[10],[14] 2.60% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Armada Parent, Inc. | Aerospace & Defense 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [10],[11] 5.25% [8],[13]  
Investment coupon rate 8.92% [10],[11] 9.12% [8],[13]  
Principal $ 3,831 [10] $ 3,841 [13]  
Amortized cost 3,796 [10] 3,804 [13]  
Investments at Fair Value $ 3,831 [10] $ 3,841 [13]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10] 0.20% [4],[13]  
Investment, Identifier [Axis]: Armada Parent, Inc. | Aerospace & Defense 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [10],[11],[16] 5.25% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (28) [10],[16] (25) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Armada Parent, Inc. | Aerospace & Defense 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [9],[10],[11] 5.25% [8],[12],[13]  
Investment coupon rate 8.92% [9],[10],[11] 9.07% [8],[12],[13]  
Principal $ 55,353 [9],[10] $ 55,492 [12],[13]  
Amortized cost 55,113 [9],[10] 55,226 [12],[13]  
Investments at Fair Value $ 55,353 [9],[10] $ 55,492 [12],[13]  
Fair Value Percentage of Total Portfolio 3.00% [1],[9],[10] 3.00% [4],[12],[13]  
Investment, Identifier [Axis]: Artera Services, LLC, Construction & Engineering      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% 4.50%  
Investment coupon rate 8.17% 8.17%  
Principal $ 5,506 $ 5,520  
Amortized cost 5,478 5,489  
Investments at Fair Value $ 4,680 $ 4,440  
Fair Value Percentage of Total Portfolio 1.80% 1.60%  
Investment, Identifier [Axis]: Artifact Bidco, Inc | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.15%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (10)    
Investments at Fair Value [10],[16] $ 0    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Artifact Bidco, Inc. | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   4.15%  
Principal [13],[17]   $ 0  
Amortized cost [13],[17]   (11)  
Investments at Fair Value [13],[17]   $ 0  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.00%  
Investment, Identifier [Axis]: Artifact Bidco, Inc. | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.15% [10],[11],[16] 4.15% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (14) [10],[16] (14) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Artifact Bidco, Inc. | Software 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.15% [9],[10],[11],[14] 4.15% [8],[12],[13],[15]  
Investment coupon rate 7.85% [9],[10],[11],[14] 7.82% [8],[12],[13],[15]  
Principal $ 10,875 [9],[10],[14] $ 10,875 [12],[13],[15]  
Amortized cost 10,875 [9],[10],[14] 10,784 [12],[13],[15]  
Investments at Fair Value $ 10,875 [9],[10],[14] $ 10,875 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 0.60% [1],[9],[10],[14] 0.60% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Ascend Learning, LLC , Diversified Consumer Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.00% 3.00%  
Investment coupon rate 6.67% 6.72%  
Principal $ 3,965 $ 3,975  
Amortized cost 3,957 3,966  
Investments at Fair Value $ 3,866 $ 3,984  
Fair Value Percentage of Total Portfolio 1.50% 1.40%  
Investment, Identifier [Axis]: Ascensus Group Holdings, Inc. | Financial Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [11] 5.25% [8],[13]  
Investment coupon rate 8.92% [11] 8.92% [8],[13]  
Principal $ 16,682 $ 16,682 [13]  
Amortized cost 16,604 16,599 [13]  
Investments at Fair Value $ 16,850 $ 16,600 [13]  
Fair Value Percentage of Total Portfolio 0.90% [1] 0.90% [4],[13]  
Investment, Identifier [Axis]: Ascensus Group Holdings, Inc., Financial Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.00% 3.00%  
Investment coupon rate 6.67% 6.72%  
Principal $ 7,485 $ 7,485  
Amortized cost 7,480 7,479  
Investments at Fair Value $ 7,356 $ 7,472  
Fair Value Percentage of Total Portfolio 2.80% 2.70%  
Investment, Identifier [Axis]: Athenahealth Group, Inc., Health Care Technology      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75% 2.75%  
Investment coupon rate 6.42% 6.47%  
Principal $ 7,905 $ 9,925  
Amortized cost 7,844 9,815  
Investments at Fair Value $ 7,747 $ 9,935  
Fair Value Percentage of Total Portfolio 3.00% 3.60%  
Investment, Identifier [Axis]: Athletico Management, LLC, Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   4.25%  
Investment coupon rate   8.19%  
Principal   $ 4,825  
Amortized cost   4,812  
Investments at Fair Value   $ 3,577  
Fair Value Percentage of Total Portfolio   1.30%  
Investment, Identifier [Axis]: AuditBoard, Inc. | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11] 4.50% [8],[13]  
Investment coupon rate 8.20% [10],[11] 8.24% [8],[13]  
Principal $ 10,898 [10] $ 10,898 [13]  
Amortized cost 10,809 [10] 10,802 [13]  
Investments at Fair Value $ 10,735 [10] $ 10,898 [13]  
Fair Value Percentage of Total Portfolio 0.60% [1],[10] 0.60% [4],[13]  
Investment, Identifier [Axis]: AuditBoard, Inc. | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[17]  
Principal $ 0 [10],[16] $ 0 [17]  
Amortized cost (33) [10],[16] (34) [17]  
Investments at Fair Value $ (65) [10],[16] $ 0 [17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[17]  
Investment, Identifier [Axis]: AuditBoard, Inc. | Software 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [9],[10],[11],[14] 4.50% [8],[12],[13]  
Investment coupon rate 8.20% [9],[10],[11],[14] 8.17% [8],[12],[13]  
Principal $ 22,887 [9],[10],[14] $ 22,887 [12],[13]  
Amortized cost 22,703 [9],[10],[14] 22,690 [12],[13]  
Investments at Fair Value $ 22,544 [9],[10],[14] $ 22,887 [12],[13]  
Fair Value Percentage of Total Portfolio 1.20% [1],[9],[10],[14] 1.20% [4],[12],[13]  
Investment, Identifier [Axis]: AuditBoard, Inc. | Software 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [9],[10],[11],[14] 4.50% [8],[12],[13]  
Investment coupon rate 8.24% [9],[10],[11],[14] 8.24% [8],[12],[13]  
Principal $ 5,742 [9],[10],[14] $ 5,742 [12],[13]  
Amortized cost 5,719 [9],[10],[14] 5,702 [12],[13]  
Investments at Fair Value $ 5,655 [9],[10],[14] $ 5,742 [12],[13]  
Fair Value Percentage of Total Portfolio 0.30% [1],[9],[10],[14] 0.30% [4],[12],[13]  
Investment, Identifier [Axis]: Avalara, Inc, Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   2.75%  
Investment coupon rate   6.42%  
Principal   $ 5,970  
Amortized cost   5,942  
Investments at Fair Value   $ 5,992  
Fair Value Percentage of Total Portfolio   2.20%  
Investment, Identifier [Axis]: Aventine Holdings, LLC | Entertainment      
Schedule of Investments [Line Items]      
Investment coupon rate, PIK 10.25% [10],[11] 10.25% [8],[12],[13]  
Principal $ 48,681 [10] $ 48,681 [12],[13]  
Amortized cost 48,429 [10] 48,417 [12],[13]  
Investments at Fair Value $ 38,945 [10] $ 41,466 [12],[13]  
Fair Value Percentage of Total Portfolio 2.10% [1],[10] 2.40% [4],[12],[13]  
Investment, Identifier [Axis]: Aventine Holdings, LLC | Entertainment 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [10],[11] 6.00% [8],[12],[13]  
Investment coupon rate 9.80% [10],[11] 9.77% [8],[12],[13]  
Investment coupon rate, PIK [8],[12],[13]   3.50%  
Principal $ 10,026 [10] $ 9,939 [12],[13]  
Amortized cost 9,982 [10] 9,889 [12],[13]  
Investments at Fair Value $ 9,895 [10] $ 9,809 [12],[13]  
Fair Value Percentage of Total Portfolio 0.50% [1],[10] 0.50% [4],[12],[13]  
Investment, Identifier [Axis]: Aventine Holdings, LLC | Entertainment 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [10],[11],[14] 6.00% [8],[12],[13],[15]  
Investment coupon rate 9.80% [10],[11],[14] 9.77% [8],[12],[13],[15]  
Investment coupon rate, PIK 3.50% [10],[11],[14] 3.50% [8],[12],[13],[15]  
Principal $ 24,637 [10],[14] $ 25,106 [12],[13],[15]  
Amortized cost 24,513 [10],[14] 24,975 [12],[13],[15]  
Investments at Fair Value $ 24,314 [10],[14] $ 24,777 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 1.30% [1],[10],[14] 1.30% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Axiom Global, Inc. | Professional Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [9],[10],[11],[14] 4.50% [8],[12],[13],[15]  
Investment coupon rate 8.27% [9],[10],[11],[14] 8.44% [8],[12],[13],[15]  
Principal $ 46,540 [9],[10],[14] $ 46,658 [12],[13],[15]  
Amortized cost 46,392 [9],[10],[14] 46,487 [12],[13],[15]  
Investments at Fair Value $ 46,541 [9],[10],[14] $ 46,659 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 2.50% [1],[9],[10],[14] 2.50% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Azurite Intermediate Holdings, Inc. | Software 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 6.00%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (39)    
Investments at Fair Value [10],[16] $ (91)    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Azurite Intermediate Holdings, Inc. | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [10],[11] 6.00% [8],[13]  
Investment coupon rate 9.67% [10],[11] 9.72% [8],[13]  
Principal $ 22,639 [10] $ 22,639 [13]  
Amortized cost 22,370 [10] 22,357 [13]  
Investments at Fair Value $ 22,073 [10] $ 22,639 [13]  
Fair Value Percentage of Total Portfolio 1.20% [1],[10] 1.20% [4],[13]  
Investment, Identifier [Axis]: Azurite Intermediate Holdings, Inc. | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [10],[11] 6.00% [8],[13],[17]  
Investment coupon rate [10],[11] 9.67%    
Principal $ 9,961 [10] $ 0 [13],[17]  
Amortized cost 9,842 [10] (40) [13],[17]  
Investments at Fair Value $ 9,712 [10] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.50% [1],[10] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Azurite Intermediate Holdings, Inc. | Software 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13]   6.00%  
Investment coupon rate [8],[13]   9.72%  
Principal [13]   $ 9,961  
Amortized cost [13]   9,837  
Investments at Fair Value [13]   $ 9,961  
Fair Value Percentage of Total Portfolio [4],[13]   0.50%  
Investment, Identifier [Axis]: BCPE Oceandrive Buyer, Inc. | Health Care Providers & Services      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 265,831,000 [10],[18],[19],[20] 265,831,000 [7],[13],[15],[21],[22]  
Amortized cost $ 12,528 [10],[18],[19],[20] $ 12,528 [7],[13],[15],[21],[22]  
Investments at Fair Value $ 12,529 [10],[18],[19],[20] $ 12,528 [7],[13],[15],[21],[22]  
Fair Value Percentage of Total Portfolio 0.70% [1],[10],[18],[19],[20] 0.70% [4],[7],[13],[15],[21],[22]  
Investment, Identifier [Axis]: BCPE Oceandrive Buyer, Inc. | Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[20] 6.25%    
Investment coupon rate, PIK 9.95% [10],[11],[20] 18.00% [8],[13],[17],[22]  
Principal $ 3,349 [10],[20] $ 0 [13],[17],[22]  
Amortized cost 3,106 [10],[20] (163) [13],[17],[22]  
Investments at Fair Value $ 3,349 [10],[20] $ 0 [13],[17],[22]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10],[20] 0.00% [4],[13],[17],[22]  
Investment, Identifier [Axis]: BCPE Oceandrive Buyer, Inc. | Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.25% [10],[11],[20] 6.25% [8],[13],[22]  
Investment coupon rate, PIK 10.05% [10],[11],[20] 10.19% [8],[13],[22]  
Principal $ 5,198 [10],[20] $ 4,984 [13],[22]  
Amortized cost 5,198 [10],[20] 4,984 [13],[22]  
Investments at Fair Value $ 5,198 [10],[20] $ 4,984 [13],[22]  
Fair Value Percentage of Total Portfolio 0.30% [1],[10],[20] 0.30% [4],[13],[22]  
Investment, Identifier [Axis]: BCPE Oceandrive Buyer, Inc. | Health Care Providers & Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.25% [10],[11],[20] 6.25% [8],[13],[22]  
Investment coupon rate, PIK 10.05% [10],[11],[20] 10.19% [8],[13],[22]  
Principal $ 8,664 [10],[20] $ 8,307 [13],[22]  
Amortized cost 8,664 [10],[20] 8,307 [13],[22]  
Investments at Fair Value $ 8,664 [10],[20] $ 8,307 [13],[22]  
Fair Value Percentage of Total Portfolio 0.50% [1],[10],[20] 0.50% [4],[13],[22]  
Investment, Identifier [Axis]: BCPE Oceandrive Buyer, Inc., Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 12,529 $ 12,528 $ 0
Investment, Identifier [Axis]: BCPE Oceandrive Buyer, Inc., Senior Secured First Lien Debt      
Schedule of Investments [Line Items]      
Investments at Fair Value   0 0
Investment, Identifier [Axis]: BCPE Oceandrive Buyer, Inc., Senior Secured First Lien Debt 1      
Schedule of Investments [Line Items]      
Investments at Fair Value 3,349 0 0
Investment, Identifier [Axis]: BCPE Oceandrive Buyer, Inc., Senior Secured First Lien Debt 2      
Schedule of Investments [Line Items]      
Investments at Fair Value 8,664 8,307 0
Investment, Identifier [Axis]: BCPE Oceandrive Buyer, Inc., Senior Secured First Lien Debt 3      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 5,198 $ 4,984 0
Investment, Identifier [Axis]: Battalion CLO, Ltd. 21-17A F, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 7.50% 7.50%  
Investment coupon rate 11.43% 11.65%  
Principal $ 1,224 $ 1,224  
Amortized cost 1,154 1,153  
Investments at Fair Value $ 281 $ 570  
Fair Value Percentage of Total Portfolio 0.10% 0.20%  
Investment, Identifier [Axis]: Bayou Holdings Buyer, Inc. | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (9) [10],[16] (10) [13],[17]  
Investments at Fair Value $ (28) [10],[16] $ (29) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Bayou Holdings Buyer, Inc. | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (30) [10],[16] (31) [13],[17]  
Investments at Fair Value $ (30) [10],[16] $ (31) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Bayou Holdings Buyer, Inc. | Professional Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [9],[10],[11] 4.75% [8],[12],[13]  
Investment coupon rate 8.45% [9],[10],[11] 8.42% [8],[12],[13]  
Principal $ 21,249 [9],[10] $ 21,303 [12],[13]  
Amortized cost 21,157 [9],[10] 21,201 [12],[13]  
Investments at Fair Value $ 21,151 [9],[10] $ 21,200 [12],[13]  
Fair Value Percentage of Total Portfolio 1.20% [1],[9],[10] 1.20% [4],[12],[13]  
Investment, Identifier [Axis]: Beach Acquisition Bidco, LLC, Textiles, Apparel & luxury goods      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.25% 3.25%  
Investment coupon rate 6.95% 6.92%  
Principal $ 1,446 $ 1,450  
Amortized cost 1,444 1,447  
Investments at Fair Value $ 1,448 $ 1,460  
Fair Value Percentage of Total Portfolio 0.60% 0.50%  
Investment, Identifier [Axis]: Bella Holding Co., LLC , Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.00%    
Investment coupon rate 6.67%    
Principal $ 8,006    
Amortized cost 7,989    
Investments at Fair Value $ 7,982    
Fair Value Percentage of Total Portfolio 3.10%    
Investment, Identifier [Axis]: Bella Holding Co., LLC, Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   3.00%  
Investment coupon rate   6.72%  
Principal   $ 8,026  
Amortized cost   8,006  
Investments at Fair Value   $ 8,047  
Fair Value Percentage of Total Portfolio   2.90%  
Investment, Identifier [Axis]: Belron Finance 2019, LLC, Diversified Consumer Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.00% 2.25%  
Investment coupon rate 5.66% 6.12%  
Principal $ 5,713 $ 5,728  
Amortized cost 5,704 5,716  
Investments at Fair Value $ 5,708 $ 5,756  
Fair Value Percentage of Total Portfolio 2.20% 2.10%  
Investment, Identifier [Axis]: Big Apple Advisory, LLC | Financial Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13],[17]  
Investment coupon rate 8.17% [10],[11],[16] 8.17% [8],[13],[17]  
Principal $ 6,108 [10],[16] $ 5,209 [13],[17]  
Amortized cost 5,988 [10],[16] 5,087 [13],[17]  
Investments at Fair Value $ 6,108 [10],[16] $ 5,209 [13],[17]  
Fair Value Percentage of Total Portfolio 0.30% [1],[10],[16] 0.30% [4],[13],[17]  
Investment, Identifier [Axis]: Big Apple Advisory, LLC | Financial Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (51) [10],[16] (54) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Big Apple Advisory, LLC | Financial Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [9],[10],[11],[14] 4.50% [8],[12],[13],[15]  
Investment coupon rate 8.17% [9],[10],[11],[14] 8.24% [8],[12],[13],[15]  
Principal $ 47,047 [9],[10],[14] $ 47,166 [12],[13],[15]  
Amortized cost 46,682 [9],[10],[14] 46,779 [12],[13],[15]  
Investments at Fair Value $ 47,047 [9],[10],[14] $ 47,166 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 2.60% [1],[9],[10],[14] 2.70% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Bingo Group Buyer, Inc. | Commercial Services & Supplies 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11] 4.75% [8],[13],[17]  
Investment coupon rate [10],[11] 8.45%    
Principal $ 1,547 [10] $ 0 [13],[17]  
Amortized cost 1,533 [10] (17) [13],[17]  
Investments at Fair Value $ 1,547 [10] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Bingo Group Buyer, Inc. | Commercial Services & Supplies 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11] 4.75% [8],[13]  
Investment coupon rate 8.45% [10],[11] 8.68% [8],[13]  
Principal $ 1,687 [10] $ 1,551 [13]  
Amortized cost 1,669 [10] 1,536 [13]  
Investments at Fair Value $ 1,687 [10] $ 1,551 [13]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10] 0.10% [4],[13]  
Investment, Identifier [Axis]: Bingo Group Buyer, Inc. | Commercial Services & Supplies 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13]  
Investment coupon rate [8],[13]   8.42%  
Principal $ 0 [10],[16] $ 1,691 [13]  
Amortized cost (16) [10],[16] 1,672 [13]  
Investments at Fair Value $ 0 [10],[16] $ 1,691 [13]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.10% [4],[13]  
Investment, Identifier [Axis]: Bingo Group Buyer, Inc. | Commercial Services & Supplies 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13],[17]  
Investment coupon rate 8.45% [10],[11],[16] 8.42% [8],[13],[17]  
Principal $ 20 [10],[16] $ 20 [13],[17]  
Amortized cost 14 [10],[16] 14 [13],[17]  
Investments at Fair Value $ 20 [10],[16] $ 20 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Bingo Group Buyer, Inc. | Commercial Services & Supplies 5      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [9],[10],[11],[14] 5.00% [8],[12],[13],[15]  
Investment coupon rate 8.45% [9],[10],[11],[14] 8.67% [8],[12],[13],[15]  
Principal $ 5,396 [9],[10],[14] $ 5,410 [12],[13],[15]  
Amortized cost 5,341 [9],[10],[14] 5,352 [12],[13],[15]  
Investments at Fair Value $ 5,396 [9],[10],[14] $ 5,410 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 0.30% [1],[9],[10],[14] 0.30% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Black Mountain Sand, LLC | Energy Equipment & Services      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 55,436,000 [10],[19],[23] 55,436,000 [7],[13],[21],[24]  
Amortized cost $ 2,170 [10],[19],[23] $ 2,170 [7],[13],[21],[24]  
Investments at Fair Value $ 1,304 [10],[19],[23] $ 1,304 [7],[13],[21],[24]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10],[19],[23] 0.10% [4],[7],[13],[21],[24]  
Investment, Identifier [Axis]: Blackhawk Network Holdings, Inc., Professional Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.50% 4.00%  
Investment coupon rate 7.17% 7.67%  
Principal $ 4,913 $ 4,925  
Amortized cost 4,865 4,872  
Investments at Fair Value $ 4,843 $ 4,944  
Fair Value Percentage of Total Portfolio 1.90% 1.80%  
Investment, Identifier [Axis]: Blackstone CQP Holdco, LP, Oil, Gas & Consumable Fuels      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   2.00%  
Investment coupon rate   5.67%  
Principal   $ 4,915  
Amortized cost   4,919  
Investments at Fair Value   $ 4,929  
Fair Value Percentage of Total Portfolio   1.80%  
Investment, Identifier [Axis]: CCI Buyer, Inc. | Wireless Telecommunication Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16] 5.00% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (27) [10],[16] (28) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: CCI Buyer, Inc. | Wireless Telecommunication Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [9],[10],[11],[14] 5.00% [8],[12],[13],[15]  
Investment coupon rate 8.70% [9],[10],[11],[14] 8.67% [8],[12],[13],[15]  
Principal $ 51,998 [9],[10],[14] $ 52,128 [12],[13],[15]  
Amortized cost 51,520 [9],[10],[14] 51,622 [12],[13],[15]  
Investments at Fair Value $ 51,998 [9],[10],[14] $ 52,129 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 2.80% [1],[9],[10],[14] 2.90% [4],[12],[13],[15]  
Investment, Identifier [Axis]: CD&R Hydra Buyer, Inc., Industrial Conglomerates      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00% 4.00%  
Investment coupon rate 7.77% 7.82%  
Principal $ 8,169 $ 6,190  
Amortized cost 8,142 6,165  
Investments at Fair Value $ 8,160 $ 6,182  
Fair Value Percentage of Total Portfolio 3.20% 2.20%  
Investment, Identifier [Axis]: CNT Holdings I Corp., Personal Care Products      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.50%  
Investment coupon rate 6.17% 6.34%  
Principal $ 6,016 $ 6,031  
Amortized cost 6,017 6,033  
Investments at Fair Value $ 6,009 $ 6,043  
Fair Value Percentage of Total Portfolio 2.30% 2.20%  
Investment, Identifier [Axis]: CQP Holdco, LP, Oil, Gas & Consumable Fuels      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 1.75%    
Investment coupon rate 5.45%    
Principal $ 4,915    
Amortized cost 4,919    
Investments at Fair Value $ 4,888    
Fair Value Percentage of Total Portfolio 1.90%    
Investment, Identifier [Axis]: CRS-SPV, Inc. | Chemicals      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 246,000 [10],[18],[19],[25] 246,000 [7],[13],[21],[26]  
Amortized cost $ 1,561 [10],[18],[19],[25] $ 1,561 [7],[13],[21],[26]  
Investments at Fair Value $ 2,008 [10],[18],[19],[25] $ 2,008 [7],[13],[21],[26]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10],[18],[19],[25] 0.10% [4],[7],[13],[21],[26]  
Investment, Identifier [Axis]: CRS-SPV, Inc., Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 2,008 $ 2,008 1,704
Investment, Identifier [Axis]: Capstone Acquisition Holdings, Inc. | Air Freight & Logistics 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11] 4.50% [8],[13]  
Investment coupon rate 8.27% [10],[11] 8.32% [8],[13]  
Principal $ 207 [10] $ 208 [13]  
Amortized cost 206 [10] 206 [13]  
Investments at Fair Value $ 207 [10] $ 208 [13]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10] 0.00% [4],[13]  
Investment, Identifier [Axis]: Capstone Acquisition Holdings, Inc. | Air Freight & Logistics 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [9],[10],[11] 4.50% [8],[12],[13]  
Investment coupon rate 8.27% [9],[10],[11] 8.32% [8],[12],[13]  
Principal $ 20,498 [9],[10] $ 20,550 [12],[13]  
Amortized cost 20,501 [9],[10] 20,555 [12],[13]  
Investments at Fair Value $ 20,498 [9],[10] $ 20,550 [12],[13]  
Fair Value Percentage of Total Portfolio 1.10% [1],[9],[10] 1.10% [4],[12],[13]  
Investment, Identifier [Axis]: Carlyle GMS CLO, 16-3A FRR, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 8.60% 8.60%  
Investment coupon rate 12.53% 12.75%  
Principal $ 2,100 $ 2,100  
Amortized cost 2,010 2,008  
Investments at Fair Value $ 1,823 $ 1,823  
Fair Value Percentage of Total Portfolio 0.70% 0.70%  
Investment, Identifier [Axis]: Carr, Riggs & Ingram Capital, LLC | Financial Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.25% [10],[11],[16] 4.25% [8],[13],[17]  
Investment coupon rate 7.95% [10],[11],[16] 7.92% [8],[13],[17]  
Principal $ 1,922 [10],[16] $ 1,592 [13],[17]  
Amortized cost 1,890 [10],[16] 1,559 [13],[17]  
Investments at Fair Value $ 1,922 [10],[16] $ 1,592 [13],[17]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10],[16] 0.10% [4],[13],[17]  
Investment, Identifier [Axis]: Carr, Riggs & Ingram Capital, LLC | Financial Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.25% [10],[11],[16] 4.25% [8],[13],[17]  
Investment coupon rate [10],[11],[16] 7.97%    
Principal $ 1,798 [10],[16] $ 0 [13],[17]  
Amortized cost 1,777 [10],[16] (23) [13],[17]  
Investments at Fair Value $ 1,798 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Carr, Riggs & Ingram Capital, LLC | Financial Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.25% [9],[10],[11],[14] 4.25% [8],[12],[13],[15]  
Investment coupon rate 7.95% [9],[10],[11],[14] 7.92% [8],[12],[13],[15]  
Principal $ 11,591 [9],[10],[14] $ 11,620 [12],[13],[15]  
Amortized cost 11,497 [9],[10],[14] 11,521 [12],[13],[15]  
Investments at Fair Value $ 11,591 [9],[10],[14] $ 11,620 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 0.60% [1],[9],[10],[14] 0.60% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Center Phase Energy, LLC | Electric Utilities 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [9],[10],[11] 6.00% [8],[12],[13]  
Investment coupon rate 9.85% [9],[10],[11] 9.85% [8],[12],[13]  
Principal $ 10,305 [9],[10] $ 10,305 [12],[13]  
Amortized cost 10,265 [9],[10] 10,249 [12],[13]  
Investments at Fair Value $ 10,305 [9],[10] $ 10,305 [12],[13]  
Fair Value Percentage of Total Portfolio 0.60% [1],[9],[10] 0.60% [4],[12],[13]  
Investment, Identifier [Axis]: Center Phase Energy, LLC | Electric Utilities 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [9],[10],[11] 6.00% [8],[12],[13]  
Investment coupon rate 10.00% [9],[10],[11] 9.85% [8],[12],[13]  
Principal $ 15,147 [9],[10] $ 15,186 [12],[13]  
Amortized cost 14,936 [9],[10] 14,929 [12],[13]  
Investments at Fair Value $ 15,147 [9],[10] $ 15,186 [12],[13]  
Fair Value Percentage of Total Portfolio 0.80% [1],[9],[10] 0.80% [4],[12],[13]  
Investment, Identifier [Axis]: Center Phase Energy, LLC | Electric Utilities 3      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 1,680,000 [10],[19],[23] 1,680,000 [7],[13],[24]  
Amortized cost $ 1,680 [10],[19],[23] $ 1,680 [7],[13],[24]  
Investments at Fair Value $ 2,386 [10],[19],[23] $ 2,386 [7],[13],[24]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10],[19],[23] 0.10% [4],[7],[13],[24]  
Investment, Identifier [Axis]: Center Phase Energy, LLC | Electric Utilities 4      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 270,000 [10],[19],[23] 270,000 [7],[13],[24]  
Amortized cost $ 446 [10],[19],[23] $ 446 [7],[13],[24]  
Investments at Fair Value $ 636 [10],[19],[23] $ 636 [7],[13],[24]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[19],[23] 0.00% [4],[7],[13],[24]  
Investment, Identifier [Axis]: Charter Industries Holdings, LLC | Distributors 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (16) [10],[16] (17) [13],[17]  
Investments at Fair Value $ (33) [10],[16] $ (34) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Charter Industries Holdings, LLC | Distributors 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (49) [10],[16] (51) [13],[17]  
Investments at Fair Value $ (49) [10],[16] $ (51) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Charter Industries Holdings, LLC | Distributors 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [9],[10],[11] 4.75% [8],[12],[13]  
Investment coupon rate 8.42% [9],[10],[11] 8.74% [8],[12],[13]  
Principal $ 29,255 [9],[10] $ 30,096 [12],[13]  
Amortized cost 29,017 [9],[10] 29,798 [12],[13]  
Investments at Fair Value $ 28,983 [9],[10] $ 29,807 [12],[13]  
Fair Value Percentage of Total Portfolio 1.60% [1],[9],[10] 1.60% [4],[12],[13]  
Investment, Identifier [Axis]: Cirque Du Soleil Holding USA Newco, Inc. | Entertainment      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [18],[19],[27] 1,413,708,000    
Amortized cost [18],[19],[27] $ 16,127    
Investments at Fair Value [18],[19],[27] $ 16,611    
Fair Value Percentage of Total Portfolio [1],[18],[19],[27] 0.90%    
Investment, Identifier [Axis]: Cirque Du Soleil Holding USA Newco, Inc. | Entertainment      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [7],[21],[26],[28]   1,413,708,000  
Amortized cost [7],[21],[26],[28]   $ 16,128  
Investments at Fair Value [7],[21],[26],[28]   $ 14,632  
Fair Value Percentage of Total Portfolio [4],[7],[21],[26],[28]   0.80%  
Investment, Identifier [Axis]: Cirque Du Soleil Holding USA Newco, Inc., Entertainment      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.75% 3.75%  
Investment coupon rate 7.45% 7.42%  
Principal $ 7,321 $ 7,339  
Amortized cost 7,290 7,306  
Investments at Fair Value $ 6,894 $ 6,756  
Fair Value Percentage of Total Portfolio 2.70% 2.40%  
Investment, Identifier [Axis]: Cirque Du Soleil Holding USA Newco, Inc., Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 0 $ 14,632 0
Investment, Identifier [Axis]: Citadel Securities, LP, Financial Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.00% 2.00%  
Investment coupon rate 5.70% 5.67%  
Principal $ 4,400 $ 4,411  
Amortized cost 4,400 4,410  
Investments at Fair Value $ 4,402 $ 4,432  
Fair Value Percentage of Total Portfolio 1.70% 1.60%  
Investment, Identifier [Axis]: Clarios Global, LP, Automobile Components      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75% 2.75%  
Investment coupon rate 6.42% 6.47%  
Principal $ 9,950 $ 9,975  
Amortized cost 9,946 9,968  
Investments at Fair Value $ 9,915 $ 10,012  
Fair Value Percentage of Total Portfolio 3.80% 3.60%  
Investment, Identifier [Axis]: Cliffwater, LLC | Capital Markets 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.75%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (25)    
Investments at Fair Value [10],[16] $ 0    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Cliffwater, LLC | Capital Markets 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11],[14] 4.75%    
Investment coupon rate [9],[10],[11],[14] 8.42%    
Principal [9],[10],[14] $ 30,078    
Amortized cost [9],[10],[14] 29,809    
Investments at Fair Value [9],[10],[14] $ 30,078    
Fair Value Percentage of Total Portfolio [1],[9],[10],[14] 1.60%    
Investment, Identifier [Axis]: Cliffwater, LLC | Financial Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   4.75%  
Principal [13],[17]   $ 0  
Amortized cost [13],[17]   (26)  
Investments at Fair Value [13],[17]   $ 0  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.00%  
Investment, Identifier [Axis]: Cliffwater, LLC | Financial Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13],[15]   4.75%  
Investment coupon rate [8],[12],[13],[15]   8.47%  
Principal [12],[13],[15]   $ 30,154  
Amortized cost [12],[13],[15]   29,871  
Investments at Fair Value [12],[13],[15]   $ 30,154  
Fair Value Percentage of Total Portfolio [4],[12],[13],[15]   1.60%  
Investment, Identifier [Axis]: Clover Holding 2, LLC, Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00% 3.75%  
Investment coupon rate 7.68% 7.52%  
Principal $ 5,211 $ 5,224  
Amortized cost 5,168 5,178  
Investments at Fair Value $ 4,983 $ 5,219  
Fair Value Percentage of Total Portfolio 1.90% 1.90%  
Investment, Identifier [Axis]: Coalesce Merlin Purchaser, LLC | Commercial Services & Supplies 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16] 5.00% [8],[13],[17]  
Investment coupon rate 8.67% [10],[11],[16] 8.78% [8],[13],[17]  
Principal $ 3,514 [10],[16] $ 780 [13],[17]  
Amortized cost 3,462 [10],[16] 746 [13],[17]  
Investments at Fair Value $ 3,450 [10],[16] $ 715 [13],[17]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Coalesce Merlin Purchaser, LLC | Commercial Services & Supplies 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16] 5.00% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (28) [10],[16] (29) [13],[17]  
Investments at Fair Value $ (32) [10],[16] $ (32) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Coalesce Merlin Purchaser, LLC | Commercial Services & Supplies 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [9],[10],[11],[14] 5.00% [8],[12],[13],[15]  
Investment coupon rate 8.67% [9],[10],[11],[14] 8.72% [8],[12],[13],[15]  
Principal $ 17,371 [9],[10],[14] $ 17,415 [12],[13],[15]  
Amortized cost 17,263 [9],[10],[14] 17,307 [12],[13],[15]  
Investments at Fair Value $ 17,256 [9],[10],[14] $ 17,300 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 0.90% [1],[9],[10],[14] 0.90% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Cold Spring Brewing, Co. | Beverages      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [9],[10],[11],[14] 4.75% [8],[12],[13],[15]  
Investment coupon rate 8.43% [9],[10],[11],[14] 8.49% [8],[12],[13],[15]  
Principal $ 20,556 [9],[10],[14] $ 20,556 [12],[13],[15]  
Amortized cost 20,399 [9],[10],[14] 20,386 [12],[13],[15]  
Investments at Fair Value $ 20,556 [9],[10],[14] $ 20,556 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 1.10% [1],[9],[10],[14] 1.10% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Communication Technology Intermediate, LLC | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 5.50%    
Investment coupon rate [9],[10],[11] 9.17%    
Principal [9],[10] $ 24,607    
Amortized cost [9],[10] 24,560    
Investments at Fair Value [9],[10] $ 24,607    
Fair Value Percentage of Total Portfolio [1],[9],[10] 1.30%    
Investment, Identifier [Axis]: Communication Technology Intermediate, LLC | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [10],[11],[16] 5.50% [8],[13],[17]  
Investment coupon rate 9.17% [10],[11],[16] 9.22% [8],[13],[17]  
Principal $ 1,412 [10],[16] $ 1,188 [13],[17]  
Amortized cost 1,408 [10],[16] 1,183 [13],[17]  
Investments at Fair Value $ 1,412 [10],[16] $ 1,188 [13],[17]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10],[16] 0.10% [4],[13],[17]  
Investment, Identifier [Axis]: Communication Technology Intermediate, LLC | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   5.50%  
Investment coupon rate [8],[12],[13]   9.22%  
Principal [12],[13]   $ 24,672  
Amortized cost [12],[13]   24,612  
Investments at Fair Value [12],[13]   $ 24,672  
Fair Value Percentage of Total Portfolio [4],[12],[13]   1.30%  
Investment, Identifier [Axis]: Communication Technology Intermediate, LLC | Professional Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [9],[10],[11] 5.50% [8],[12],[13]  
Investment coupon rate 9.17% [9],[10],[11] 9.22% [8],[12],[13]  
Principal $ 24,295 [9],[10] $ 24,357 [12],[13]  
Amortized cost 24,190 [9],[10] 24,223 [12],[13]  
Investments at Fair Value $ 24,295 [9],[10] $ 24,357 [12],[13]  
Fair Value Percentage of Total Portfolio 1.30% [1],[9],[10] 1.30% [4],[12],[13]  
Investment, Identifier [Axis]: Communication Technology Intermediate, LLC | Professional Services 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [9],[10],[11] 5.50% [8],[12],[13]  
Investment coupon rate 9.17% [9],[10],[11] 9.22% [8],[12],[13]  
Principal $ 2,414 [9],[10] $ 2,420 [12],[13]  
Amortized cost 2,399 [9],[10] 2,402 [12],[13]  
Investments at Fair Value $ 2,414 [9],[10] $ 2,420 [12],[13]  
Fair Value Percentage of Total Portfolio 0.10% [1],[9],[10] 0.10% [4],[12],[13]  
Investment, Identifier [Axis]: Communication Technology Intermediate, LLC | Professional Services 5      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [9],[10],[11],[14] 5.50% [8],[12],[13],[15]  
Investment coupon rate 9.17% [9],[10],[11],[14] 9.22% [8],[12],[13],[15]  
Principal $ 8,560 [9],[10],[14] $ 8,582 [12],[13],[15]  
Amortized cost 8,549 [9],[10],[14] 8,568 [12],[13],[15]  
Investments at Fair Value $ 8,560 [9],[10],[14] $ 8,582 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 0.50% [1],[9],[10],[14] 0.50% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Compass Power Generation, LLC, Independent Power and Renewable Electricity Producers      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.25% 3.25%  
Investment coupon rate 6.92% 6.97%  
Principal $ 6,199 $ 6,430  
Amortized cost 6,133 6,356  
Investments at Fair Value $ 6,228 $ 6,467  
Fair Value Percentage of Total Portfolio 2.40% 2.30%  
Investment, Identifier [Axis]: Connectwise, LL, Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.50%    
Investment coupon rate 7.46%    
Principal $ 5,618    
Amortized cost 5,614    
Investments at Fair Value $ 5,173    
Fair Value Percentage of Total Portfolio 2.00%    
Investment, Identifier [Axis]: Connectwise, LLC, Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   3.50%  
Investment coupon rate   7.43%  
Principal   $ 10,633  
Amortized cost   10,618  
Investments at Fair Value   $ 10,427  
Fair Value Percentage of Total Portfolio   3.70%  
Investment, Identifier [Axis]: Conservice Midco, LLC, Diversified Consumer Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   2.75%  
Investment coupon rate   6.47%  
Principal   $ 5,418  
Amortized cost   5,418  
Investments at Fair Value   $ 5,423  
Fair Value Percentage of Total Portfolio   2.00%  
Investment, Identifier [Axis]: Consolidated Precision Products Corp. | Aerospace & Defense      
Schedule of Investments [Line Items]      
Investment coupon rate 10.14% [10],[11],[23] 10.14% [8],[13],[24]  
Principal $ 20,618 [10],[23] $ 21,531 [13],[24]  
Amortized cost 20,618 [10],[23] 21,531 [13],[24]  
Investments at Fair Value $ 20,812 [10],[23] $ 21,867 [13],[24]  
Fair Value Percentage of Total Portfolio 1.10% [1],[10],[23] 1.20% [4],[13],[24]  
Investment, Identifier [Axis]: Corelogic, Inc. | Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[11] 6.50%    
Investment coupon rate [9],[11] 10.28%    
Principal [9] $ 9,272    
Amortized cost [9] 8,791    
Investments at Fair Value [9] $ 8,617    
Fair Value Percentage of Total Portfolio [1],[9] 0.50%    
Investment, Identifier [Axis]: Corelogic, Inc. | IT Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12]   6.50%  
Investment coupon rate [8],[12]   10.33%  
Principal [12]   $ 9,272  
Amortized cost [12]   8,760  
Investments at Fair Value [12]   $ 9,326  
Fair Value Percentage of Total Portfolio [4],[12]   0.50%  
Investment, Identifier [Axis]: Corelogic, Inc., Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.50%    
Investment coupon rate 7.28%    
Principal $ 8,859    
Amortized cost 8,831    
Investments at Fair Value $ 8,455    
Fair Value Percentage of Total Portfolio 3.30%    
Investment, Identifier [Axis]: Corelogic, Inc., IT Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   3.50%  
Investment coupon rate   7.33%  
Principal   $ 8,882  
Amortized cost   8,851  
Investments at Fair Value   $ 8,879  
Fair Value Percentage of Total Portfolio   3.20%  
Investment, Identifier [Axis]: Corfin Industries, LLC | Aerospace & Defense 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11] 5.25%    
Investment coupon rate [10],[11] 9.02%    
Principal [10] $ 1,545    
Amortized cost [10] 1,546    
Investments at Fair Value [10] $ 1,545    
Fair Value Percentage of Total Portfolio [1],[10] 0.10%    
Investment, Identifier [Axis]: Corfin Industries, LLC | Aerospace & Defense 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11] 5.25%    
Investment coupon rate [10],[11] 9.02%    
Principal [10] $ 9,411    
Amortized cost [10] 9,414    
Investments at Fair Value [10] $ 9,411    
Fair Value Percentage of Total Portfolio [1],[10] 0.50%    
Investment, Identifier [Axis]: Corfin Industries, LLC | Aerospace & Defense 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11],[14] 5.25%    
Investment coupon rate [9],[10],[11],[14] 9.02%    
Principal [9],[10],[14] $ 15,807    
Amortized cost [9],[10],[14] 15,811    
Investments at Fair Value [9],[10],[14] $ 15,807    
Fair Value Percentage of Total Portfolio [1],[9],[10],[14] 0.90%    
Investment, Identifier [Axis]: Corfin Industries, LLC | Aerospace & Defense 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11],[14] 5.25%    
Investment coupon rate [9],[10],[11],[14] 9.02%    
Principal [9],[10],[14] $ 19,533    
Amortized cost [9],[10],[14] 19,382    
Investments at Fair Value [9],[10],[14] $ 19,533    
Fair Value Percentage of Total Portfolio [1],[9],[10],[14] 1.10%    
Investment, Identifier [Axis]: Corfin Industries, LLC | Electrical Equipment 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13]   5.25%  
Investment coupon rate [8],[13]   9.07%  
Principal [13]   $ 1,549  
Amortized cost [13]   1,550  
Investments at Fair Value [13]   $ 1,549  
Fair Value Percentage of Total Portfolio [4],[13]   0.10%  
Investment, Identifier [Axis]: Corfin Industries, LLC | Electrical Equipment 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13]   5.25%  
Investment coupon rate [8],[13]   9.07%  
Principal [13]   $ 9,435  
Amortized cost [13]   9,442  
Investments at Fair Value [13]   $ 9,435  
Fair Value Percentage of Total Portfolio [4],[13]   0.50%  
Investment, Identifier [Axis]: Corfin Industries, LLC | Electrical Equipment 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13],[15]   5.25%  
Investment coupon rate [8],[12],[13],[15]   9.07%  
Principal [12],[13],[15]   $ 15,849  
Amortized cost [12],[13],[15]   15,853  
Investments at Fair Value [12],[13],[15]   $ 15,849  
Fair Value Percentage of Total Portfolio [4],[12],[13],[15]   0.90%  
Investment, Identifier [Axis]: Corfin Industries, LLC | Electrical Equipment 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13],[15]   5.25%  
Investment coupon rate [8],[12],[13],[15]   9.07%  
Principal [12],[13],[15]   $ 19,582  
Amortized cost [12],[13],[15]   19,406  
Investments at Fair Value [12],[13],[15]   $ 19,582  
Fair Value Percentage of Total Portfolio [4],[12],[13],[15]   1.10%  
Investment, Identifier [Axis]: Cornerstone Building Brands, Inc., Building Products      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   5.63%  
Investment coupon rate   9.38%  
Principal   $ 3,564  
Amortized cost   3,583  
Investments at Fair Value   $ 2,798  
Fair Value Percentage of Total Portfolio   1.00%  
Investment, Identifier [Axis]: Cornerstone Chemical, Co. | Chemicals      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [10],[18],[19] 327,378,000    
Amortized cost [10],[18],[19] $ 11,626    
Investments at Fair Value [10],[18],[19] $ 3,107    
Fair Value Percentage of Total Portfolio [1],[10],[18],[19] 0.20%    
Investment, Identifier [Axis]: Cornerstone Chemical, Co. | Chemicals      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [7],[13],[21]   327,378,000  
Amortized cost [7],[13],[21]   $ 11,626  
Investments at Fair Value [7],[13],[21]   $ 3,107  
Fair Value Percentage of Total Portfolio [4],[7],[13],[21]   0.20%  
Investment, Identifier [Axis]: Coronis Health I, LLC | Health Care Technology 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16],[25] 4.50% [8],[13],[17],[26]  
Investment coupon rate 8.16% [10],[11],[16],[25] 8.35% [8],[13],[17],[26]  
Principal $ 798 [10],[16],[25] $ 532 [13],[17],[26]  
Amortized cost 798 [10],[16],[25] 532 [13],[17],[26]  
Investments at Fair Value $ 798 [10],[16],[25] $ 532 [13],[17],[26]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16],[25] 0.00% [4],[13],[17],[26]  
Investment, Identifier [Axis]: Coronis Health I, LLC | Health Care Technology 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 7.00% [10],[11],[25] 7.00% [8],[13],[26]  
Investment coupon rate, PIK 10.66% [10],[11],[25] 10.85% [8],[13],[26]  
Principal $ 4,342 [10],[25] $ 4,225 [13],[26]  
Amortized cost 4,343 [10],[25] 4,225 [13],[26]  
Investments at Fair Value $ 4,342 [10],[25] $ 4,225 [13],[26]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10],[25] 0.20% [4],[13],[26]  
Investment, Identifier [Axis]: Coronis Health I, LLC | Health Care Technology 3      
Schedule of Investments [Line Items]      
Investment coupon rate, PIK 5.00% [10],[11],[25] 5.00% [8],[13],[26]  
Principal $ 2,785 [10],[25] $ 2,751 [13],[26]  
Amortized cost 2,785 [10],[25] 2,751 [13],[26]  
Investments at Fair Value $ 2,785 [10],[25] $ 2,751 [13],[26]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10],[25] 0.10% [4],[13],[26]  
Investment, Identifier [Axis]: Coronis Health I, LLC | Health Care Technology 4      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 5,319,000 [10],[18],[19],[25] 5,319,000 [7],[13],[21],[26]  
Amortized cost $ 4,900 [10],[18],[19],[25] $ 4,900 [7],[13],[21],[26]  
Investments at Fair Value $ 4,900 [10],[18],[19],[25] $ 4,900 [7],[13],[21],[26]  
Fair Value Percentage of Total Portfolio 0.30% [1],[10],[18],[19],[25] 0.30% [4],[7],[13],[21],[26]  
Investment, Identifier [Axis]: Coronis Health I, LLC, Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 4,900 $ 4,900 0
Investment, Identifier [Axis]: Coronis Health I, LLC, Senior Secured First Lien Debt 1      
Schedule of Investments [Line Items]      
Investments at Fair Value 798 532 0
Investment, Identifier [Axis]: Coronis Health I, LLC, Senior Secured First Lien Debt 2      
Schedule of Investments [Line Items]      
Investments at Fair Value 4,342 4,225 0
Investment, Identifier [Axis]: Coronis Health I, LLC, Senior Secured Second Lien Debt      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 2,785 $ 2,751 0
Investment, Identifier [Axis]: Cotiviti, Inc., Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75% 2.75%  
Investment coupon rate 6.42% 6.62%  
Principal $ 4,714 $ 4,726  
Amortized cost 4,673 4,682  
Investments at Fair Value $ 4,330 $ 4,528  
Fair Value Percentage of Total Portfolio 1.70% 1.60%  
Investment, Identifier [Axis]: Cotiviti, Inc., Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75% 2.75%  
Investment coupon rate 6.42% 6.62%  
Principal $ 9,801 $ 9,826  
Amortized cost 9,770 9,791  
Investments at Fair Value $ 9,011 $ 9,424  
Fair Value Percentage of Total Portfolio 3.50% 3.40%  
Investment, Identifier [Axis]: Crisis Prevention Institute, Inc., Diversified Consumer Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00% 4.00%  
Investment coupon rate 7.70% 7.67%  
Principal $ 2,304 $ 2,310  
Amortized cost 2,296 2,301  
Investments at Fair Value $ 2,275 $ 2,290  
Fair Value Percentage of Total Portfolio 0.90% 0.80%  
Investment, Identifier [Axis]: Crown Finance US, Inc., Entertainment      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% 4.50%  
Investment coupon rate 8.17% 8.34%  
Principal $ 4,938 $ 4,950  
Amortized cost 4,898 4,908  
Investments at Fair Value $ 4,881 $ 4,873  
Fair Value Percentage of Total Portfolio 1.90% 1.80%  
Investment, Identifier [Axis]: Danish CRJ, Ltd. (2) (4), Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value   $ 0 0
Investment, Identifier [Axis]: Demakes Borrower, LLC | Consumer Staples Distribution & Retail      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [9],[10],[11] 6.00% [8],[12],[13]  
Investment coupon rate 9.70% [9],[10],[11] 9.67% [8],[12],[13]  
Principal $ 17,532 [9],[10] $ 17,577 [12],[13]  
Amortized cost 17,256 [9],[10] 17,280 [12],[13]  
Investments at Fair Value $ 17,532 [9],[10] $ 17,577 [12],[13]  
Fair Value Percentage of Total Portfolio 1.00% [1],[9],[10] 1.00% [4],[12],[13]  
Investment, Identifier [Axis]: Directv Financing, LLC, Media      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   5.00%  
Investment coupon rate   9.10%  
Principal   $ 196  
Amortized cost   195  
Investments at Fair Value   $ 196  
Fair Value Percentage of Total Portfolio   0.10%  
Investment, Identifier [Axis]: EIG Management Co., LLC, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% 5.00%  
Investment coupon rate 8.67% 8.72%  
Principal $ 3,442 $ 3,442  
Amortized cost 3,395 3,391  
Investments at Fair Value $ 3,442 $ 3,442  
Fair Value Percentage of Total Portfolio 1.30% 1.20%  
Investment, Identifier [Axis]: EMRLD Borrower, LP, Machinery      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.25%    
Investment coupon rate 5.92%    
Principal $ 1,866    
Amortized cost 1,864    
Investments at Fair Value $ 1,863    
Fair Value Percentage of Total Portfolio 0.70%    
Investment, Identifier [Axis]: Eaton Vance CDO, Ltd. 15-1A FR, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 7.97% 7.97%  
Investment coupon rate 11.90% 12.12%  
Principal $ 2,006 $ 2,000  
Amortized cost 1,848 1,839  
Investments at Fair Value $ 381 $ 846  
Fair Value Percentage of Total Portfolio 0.10% 0.30%  
Investment, Identifier [Axis]: Edelman Financial Center, LLC | Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [9],[11] 5.25% [8],[12]  
Investment coupon rate 8.92% [9],[11] 8.97% [8],[12]  
Principal $ 9,500 [9] $ 9,500 [12]  
Amortized cost 9,489 [9] 9,485 [12]  
Investments at Fair Value $ 9,391 [9] $ 9,468 [12]  
Fair Value Percentage of Total Portfolio 0.50% [1],[9] 0.50% [4],[12]  
Investment, Identifier [Axis]: Edelman Financial Center, LLC, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   5.25%  
Investment coupon rate   8.97%  
Principal   $ 4,750  
Amortized cost   4,743  
Investments at Fair Value   $ 4,734  
Fair Value Percentage of Total Portfolio   1.70%  
Investment, Identifier [Axis]: Edelman Financial Center, LLC, Capital Markets, S+ 5.25% (8.92%)      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25%    
Investment coupon rate 8.92%    
Principal $ 4,750    
Amortized cost 4,745    
Investments at Fair Value $ 4,695    
Fair Value Percentage of Total Portfolio 1.80%    
Investment, Identifier [Axis]: Einstein Parent, Inc. | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [10],[11],[16] 6.50% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (37) [10],[16] (39) [13],[17]  
Investments at Fair Value $ (69) [10],[16] $ (12) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Einstein Parent, Inc. | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [9],[10],[11],[14] 6.50% [8],[12],[13],[15]  
Investment coupon rate 8.92% [9],[10],[11],[14] 10.36% [8],[12],[13],[15]  
Principal $ 22,317 [9],[10],[14] $ 22,317 [12],[13],[15]  
Amortized cost 21,945 [9],[10],[14] 21,926 [12],[13],[15]  
Investments at Fair Value $ 21,648 [9],[10],[14] $ 22,206 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 1.20% [1],[9],[10],[14] 1.20% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Electric Power Engineers, LLC | Construction & Engineering 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.50%    
Investment coupon rate [10],[11],[16] 8.25%    
Principal [10],[16] $ 6,379    
Amortized cost [10],[16] 6,294    
Investments at Fair Value [10],[16] $ 6,379    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.30%    
Investment, Identifier [Axis]: Electric Power Engineers, LLC | Construction & Engineering 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.50%    
Investment coupon rate [10],[11],[16] 8.20%    
Principal [10],[16] $ 2,127    
Amortized cost [10],[16] 2,083    
Investments at Fair Value [10],[16] $ 2,127    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.10%    
Investment, Identifier [Axis]: Electric Power Engineers, LLC | Construction & Engineering 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11],[14] 4.50%    
Investment coupon rate [9],[10],[11],[14] 8.25%    
Principal [9],[10],[14] $ 27,909    
Amortized cost [9],[10],[14] 27,678    
Investments at Fair Value [9],[10],[14] $ 27,909    
Fair Value Percentage of Total Portfolio [1],[9],[10],[14] 1.50%    
Investment, Identifier [Axis]: Electric Power Engineers, LLC | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   4.50%  
Principal [13],[17]   $ 0  
Amortized cost [13],[17]   (57)  
Investments at Fair Value [13],[17]   $ 0  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.00%  
Investment, Identifier [Axis]: Electric Power Engineers, LLC | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   4.50%  
Principal [13],[17]   $ 0  
Amortized cost [13],[17]   (46)  
Investments at Fair Value [13],[17]   $ 0  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.00%  
Investment, Identifier [Axis]: Electric Power Engineers, LLC | Professional Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13],[15]   4.50%  
Investment coupon rate [8],[12],[13],[15]   8.17%  
Principal [12],[13],[15]   $ 27,909  
Amortized cost [12],[13],[15]   27,662  
Investments at Fair Value [12],[13],[15]   $ 27,909  
Fair Value Percentage of Total Portfolio [4],[12],[13],[15]   1.50%  
Investment, Identifier [Axis]: Electro-Methods, LP | Aerospace & Defense 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.75%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (105)    
Investments at Fair Value [10],[16] $ 0    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Electro-Methods, LP | Aerospace & Defense 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11],[14] 4.75%    
Investment coupon rate [9],[10],[11],[14] 8.41%    
Principal [9],[10],[14] $ 34,326    
Amortized cost [9],[10],[14] 33,884    
Investments at Fair Value [9],[10],[14] $ 34,326    
Fair Value Percentage of Total Portfolio [1],[9],[10],[14] 1.90%    
Investment, Identifier [Axis]: Electro-Methods, LP | Machinery 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   4.75%  
Principal [13],[17]   $ 0  
Amortized cost [13],[17]   (109)  
Investments at Fair Value [13],[17]   $ 0  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.00%  
Investment, Identifier [Axis]: Electro-Methods, LP | Machinery 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13],[15]   4.75%  
Investment coupon rate [8],[12],[13],[15]   8.62%  
Principal [12],[13],[15]   $ 34,412  
Amortized cost [12],[13],[15]   33,949  
Investments at Fair Value [12],[13],[15]   $ 34,412  
Fair Value Percentage of Total Portfolio [4],[12],[13],[15]   1.90%  
Investment, Identifier [Axis]: Eliassen Group, LLC | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% [9],[10],[11] 5.75% [8],[12],[13]  
Investment coupon rate 9.45% [9],[10],[11] 9.42% [8],[12],[13]  
Principal $ 1,340 [9],[10] $ 1,344 [12],[13]  
Amortized cost 1,339 [9],[10] 1,342 [12],[13]  
Investments at Fair Value $ 1,340 [9],[10] $ 1,344 [12],[13]  
Fair Value Percentage of Total Portfolio 0.10% [1],[9],[10] 0.10% [4],[12],[13]  
Investment, Identifier [Axis]: Eliassen Group, LLC | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% [9],[10],[11],[14] 5.75% [8],[12],[13],[15]  
Investment coupon rate 9.45% [9],[10],[11],[14] 9.42% [8],[12],[13],[15]  
Principal $ 16,759 [9],[10],[14] $ 16,802 [12],[13],[15]  
Amortized cost 16,696 [9],[10],[14] 16,728 [12],[13],[15]  
Investments at Fair Value $ 16,759 [9],[10],[14] $ 16,802 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 0.90% [1],[9],[10],[14] 0.90% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Emerald Borrower, LP, Machinery      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.25% 2.25%  
Investment coupon rate 5.95% 6.12%  
Principal $ 2,288 $ 2,294  
Amortized cost 2,285 2,290  
Investments at Fair Value $ 2,282 $ 2,297  
Fair Value Percentage of Total Portfolio 0.90% 0.80%  
Investment, Identifier [Axis]: Ensemble RCM, LLC, Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.00% 3.00%  
Investment coupon rate 6.66% 6.84%  
Principal $ 13,000 $ 13,311  
Amortized cost 12,987 13,238  
Investments at Fair Value $ 12,835 $ 13,368  
Fair Value Percentage of Total Portfolio 5.00% 4.70%  
Investment, Identifier [Axis]: Entain, PLC, Hotels, Restaurants & Leisure 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.25% 2.25%  
Investment coupon rate 5.95% 5.92%  
Principal $ 4,776 $ 4,788  
Amortized cost 4,776 4,788  
Investments at Fair Value $ 4,767 $ 4,747  
Fair Value Percentage of Total Portfolio 1.80% 1.70%  
Investment, Identifier [Axis]: Entain, PLC, Hotels, Restaurants & Leisure 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.25% 2.25%  
Investment coupon rate 5.95% 5.92%  
Principal $ 3,450 $ 3,459  
Amortized cost 3,446 3,454  
Investments at Fair Value $ 3,446 $ 3,435  
Fair Value Percentage of Total Portfolio 1.30% 1.20%  
Investment, Identifier [Axis]: Epicor Software Corp., Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.50%  
Investment coupon rate 6.17% 6.22%  
Principal $ 6,054 $ 6,070  
Amortized cost 6,028 6,041  
Investments at Fair Value $ 5,932 $ 6,086  
Fair Value Percentage of Total Portfolio 2.30% 2.20%  
Investment, Identifier [Axis]: FBLC Senior Loan Fund, LLC | Investment in Joint Ventures      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 224,956,000 [10],[19],[20],[29] 224,956,000 [7],[13],[22],[30]  
Amortized cost $ 225,161 [10],[19],[20],[29] $ 225,161 [7],[13],[22],[30]  
Investments at Fair Value $ 222,706 [10],[19],[20],[29] $ 224,956 [7],[13],[22],[30]  
Fair Value Percentage of Total Portfolio 12.20% [1],[10],[19],[20],[29] 12.20% [4],[7],[13],[22],[30]  
Investment, Identifier [Axis]: FBLC Senior Loan Fund, LLC, Joint Venture      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 222,706 $ 224,956 404,934
Investment, Identifier [Axis]: FGT Purchaser, LLC | Internet & Direct Marketing Retail 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 5.50%    
Investment coupon rate, PIK [10],[11],[16] 3.00%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (5)    
Investments at Fair Value [10],[16] $ (296)    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: FGT Purchaser, LLC | Internet & Direct Marketing Retail 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 5.50%    
Investment coupon rate [9],[10],[11] 9.30%    
Investment coupon rate, PIK [9],[10],[11] 3.00%    
Principal [9],[10] $ 31,276    
Amortized cost [9],[10] 31,228    
Investments at Fair Value [9],[10] $ 28,304    
Fair Value Percentage of Total Portfolio [1],[9],[10] 1.50%    
Investment, Identifier [Axis]: FGT Purchaser, LLC | Specialty Retail 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   5.50%  
Investment coupon rate, PIK [8],[13],[17]   3.00%  
Principal [13],[17]   $ 0  
Amortized cost [13],[17]   (4)  
Investments at Fair Value [13],[17]   $ (296)  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.00%  
Investment, Identifier [Axis]: FGT Purchaser, LLC | Specialty Retail 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   5.50%  
Investment coupon rate [8],[12],[13]   9.27%  
Investment coupon rate, PIK [8],[12],[13]   3.00%  
Principal [12],[13]   $ 31,120  
Amortized cost [12],[13]   31,064  
Investments at Fair Value [12],[13]   $ 28,164  
Fair Value Percentage of Total Portfolio [4],[12],[13]   1.50%  
Investment, Identifier [Axis]: FNZ Group Entities, Ltd., Financial Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% 5.00%  
Investment coupon rate 8.66% 8.90%  
Principal $ 2,960 $ 2,968  
Amortized cost 2,916 2,920  
Investments at Fair Value $ 2,330 $ 2,330  
Fair Value Percentage of Total Portfolio 0.90% 0.80%  
Investment, Identifier [Axis]: Faraday Buyer, LLC | Electrical Equipment 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   6.00%  
Investment coupon rate [8],[12],[13]   9.67%  
Principal [12],[13]   $ 40,804  
Amortized cost [12],[13]   40,803  
Investments at Fair Value [12],[13]   $ 40,805  
Fair Value Percentage of Total Portfolio [4],[12],[13]   2.30%  
Investment, Identifier [Axis]: Faraday Buyer, LLC | Electrical Equipment 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   6.00%  
Investment coupon rate [8],[12],[13]   9.67%  
Principal [12],[13]   $ 8,644  
Amortized cost [12],[13]   8,543  
Investments at Fair Value [12],[13]   $ 8,644  
Fair Value Percentage of Total Portfolio [4],[12],[13]   0.50%  
Investment, Identifier [Axis]: FinThrive Software Intermediate Holdings, Inc., Health Care Technology      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% 5.25%  
Investment coupon rate 8.94% 8.95%  
Principal $ 2,963 $ 2,970  
Amortized cost 2,942 2,947  
Investments at Fair Value $ 2,419 $ 2,732  
Fair Value Percentage of Total Portfolio 0.90% 1.00%  
Investment, Identifier [Axis]: First Eagle Greenway Fund II, LLC, Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value   $ 0 255
Investment, Identifier [Axis]: Fitness International, LLC, Hotels, Restaurants & Leisure      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% 4.50%  
Investment coupon rate 8.17% 8.22%  
Principal $ 6,815 $ 6,833  
Amortized cost 6,688 6,694  
Investments at Fair Value $ 6,824 $ 6,839  
Fair Value Percentage of Total Portfolio 2.60% 2.50%  
Investment, Identifier [Axis]: FloWorks International, LLC | Machinery 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13]   4.75%  
Investment coupon rate [8],[13]   8.57%  
Principal [13]   $ 4,958  
Amortized cost [13]   4,912  
Investments at Fair Value [13]   $ 4,958  
Fair Value Percentage of Total Portfolio [4],[13]   0.30%  
Investment, Identifier [Axis]: FloWorks International, LLC | Machinery 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13],[15]   4.75%  
Investment coupon rate [8],[12],[13],[15]   8.57%  
Principal [12],[13],[15]   $ 39,366  
Amortized cost [12],[13],[15]   39,023  
Investments at Fair Value [12],[13],[15]   $ 39,366  
Fair Value Percentage of Total Portfolio [4],[12],[13],[15]   2.10%  
Investment, Identifier [Axis]: FloWorks International, LLC | Trading Companies & Distributors 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11] 4.75%    
Investment coupon rate [10],[11] 8.42%    
Principal [10] $ 4,958    
Amortized cost [10] 4,914    
Investments at Fair Value [10] $ 4,958    
Fair Value Percentage of Total Portfolio [1],[10] 0.30%    
Investment, Identifier [Axis]: FloWorks International, LLC | Trading Companies & Distributors 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11],[14] 4.75%    
Investment coupon rate [9],[10],[11],[14] 8.42%    
Principal [9],[10],[14] $ 39,267    
Amortized cost [9],[10],[14] 38,940    
Investments at Fair Value [9],[10],[14] $ 39,267    
Fair Value Percentage of Total Portfolio [1],[9],[10],[14] 2.10%    
Investment, Identifier [Axis]: Florida Food Products, LLC | Food Products 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [9],[11] 5.00% [8],[12]  
Investment coupon rate 8.76% [9],[11] 9.05% [8],[12]  
Principal $ 10,124 [9] $ 10,073 [12]  
Amortized cost 10,031 [9] 9,973 [12]  
Investments at Fair Value $ 7,321 [9] $ 7,555 [12]  
Fair Value Percentage of Total Portfolio 0.40% [1],[9] 0.40% [4],[12]  
Investment, Identifier [Axis]: Florida Food Products, LLC | Food Products 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [9],[10],[11] 5.50% [8],[12],[13]  
Investment coupon rate 9.15% [9],[10],[11] 9.43% [8],[12],[13]  
Principal $ 2,011 [9],[10] $ 2,011 [12],[13]  
Amortized cost 1,922 [9],[10] 1,917 [12],[13]  
Investments at Fair Value $ 1,975 [9],[10] $ 1,916 [12],[13]  
Fair Value Percentage of Total Portfolio 0.10% [1],[9],[10] 0.10% [4],[12],[13]  
Investment, Identifier [Axis]: Florida Food Products, LLC | Food Products 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [9],[11] 5.50% [8],[12]  
Investment coupon rate 9.15% [9],[11] 9.43% [8],[12]  
Principal $ 1,916 [9] $ 1,916 [12]  
Amortized cost 1,898 [9] 1,897 [12]  
Investments at Fair Value $ 1,877 [9] $ 1,890 [12]  
Fair Value Percentage of Total Portfolio 0.10% [1],[9] 0.10% [4],[12]  
Investment, Identifier [Axis]: Flow Traders Holding, LLC | Capital Markets 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[27] 5.00% [8],[13],[17],[28]  
Investment coupon rate [10],[11],[27] 8.70%    
Principal $ 16,590 [10],[27] $ 0 [13],[17],[28]  
Amortized cost 16,356 [10],[27] (91) [13],[17],[28]  
Investments at Fair Value $ 16,357 [10],[27] $ (91) [13],[17],[28]  
Fair Value Percentage of Total Portfolio 0.90% [1],[10],[27] 0.00% [4],[13],[17],[28]  
Investment, Identifier [Axis]: Flow Traders Holding, LLC | Capital Markets 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16],[27] 5.00% [8],[13],[28]  
Investment coupon rate [8],[13],[28]   8.84%  
Principal $ 0 [10],[16],[27] $ 16,631 [13],[28]  
Amortized cost (87) [10],[16],[27] 16,385 [13],[28]  
Investments at Fair Value $ (88) [10],[16],[27] $ 16,389 [13],[28]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16],[27] 0.90% [4],[13],[28]  
Investment, Identifier [Axis]: Focus Financial Partners, LLC, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.50%  
Investment coupon rate 6.17% 6.22%  
Principal $ 4,425 $ 4,436  
Amortized cost 4,420 4,430  
Investments at Fair Value $ 4,276 $ 4,443  
Fair Value Percentage of Total Portfolio 1.70% 1.60%  
Investment, Identifier [Axis]: Foresight Energy Operating, LL, Oil, Gas & Consumable Fuels      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 8.00%    
Investment coupon rate 11.80%    
Principal $ 646    
Amortized cost 636    
Investments at Fair Value $ 646    
Fair Value Percentage of Total Portfolio 0.20%    
Investment, Identifier [Axis]: Foresight Energy Operating, LLC | Oil, Gas & Consumable Fuels 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 8.00% [10],[11] 8.00% [8],[13]  
Investment coupon rate 11.80% [10],[11] 11.77% [8],[13]  
Principal $ 1,034 [10] $ 1,037 [13]  
Amortized cost 1,034 [10] 1,038 [13]  
Investments at Fair Value $ 1,034 [10] $ 1,037 [13]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10] 0.10% [4],[13]  
Investment, Identifier [Axis]: Foresight Energy Operating, LLC | Oil, Gas & Consumable Fuels 2      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 158,093,000 [10],[18],[19],[23] 158,093,000 [7],[13],[21],[24]  
Amortized cost $ 3,063 [10],[18],[19],[23] $ 3,063 [7],[13],[21],[24]  
Investments at Fair Value $ 876 [10],[18],[19],[23] $ 876 [7],[13],[21],[24]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[18],[19],[23] 0.00% [4],[7],[13],[21],[24]  
Investment, Identifier [Axis]: Foresight Energy Operating, LLC, Oil, Gas & Consumable Fuels      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   8.00%  
Investment coupon rate   11.77%  
Principal   $ 648  
Amortized cost   637  
Investments at Fair Value   $ 648  
Fair Value Percentage of Total Portfolio   0.20%  
Investment, Identifier [Axis]: Freeport LNG Investments, LLLP, Oil, Gas & Consumable Fuels      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.25% 3.00%  
Investment coupon rate 6.89% 7.15%  
Principal $ 5,000 $ 4,818  
Amortized cost 4,976 4,805  
Investments at Fair Value $ 4,996 $ 4,820  
Fair Value Percentage of Total Portfolio 1.90% 1.70%  
Investment, Identifier [Axis]: Gainwell Acquisition Corp., Health Care Technology      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00%    
Investment coupon rate 7.80%    
Principal $ 2,992    
Amortized cost 2,917    
Investments at Fair Value $ 2,900    
Fair Value Percentage of Total Portfolio 1.10%    
Investment, Identifier [Axis]: Galaxy US OpCo, Inc., Professional Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   5.75%  
Investment coupon rate   9.59%  
Investment coupon rate, PIK   3.75%  
Principal   $ 2,326  
Amortized cost   2,094  
Investments at Fair Value   $ 2,229  
Fair Value Percentage of Total Portfolio   0.80%  
Investment, Identifier [Axis]: Galway Borrower, LLC | Insurance 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11] 4.50% [8],[13],[17]  
Investment coupon rate 8.20% [10],[11] 8.17% [8],[13],[17]  
Principal $ 1,125 [10] $ 920 [13],[17]  
Amortized cost 1,121 [10] 903 [13],[17]  
Investments at Fair Value $ 1,125 [10] $ 920 [13],[17]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Galway Borrower, LLC | Insurance 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13],[17]  
Investment coupon rate 8.20% [10],[11],[16] 8.19% [8],[13],[17]  
Principal $ 1,264 [10],[16] $ 581 [13],[17]  
Amortized cost 1,255 [10],[16] 573 [13],[17]  
Investments at Fair Value $ 1,264 [10],[16] $ 581 [13],[17]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Galway Borrower, LLC | Insurance 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[12],[13]  
Investment coupon rate [8],[12],[13]   8.17%  
Principal $ 0 [10],[16] $ 38,101 [12],[13]  
Amortized cost (8) [10],[16] 38,019 [12],[13]  
Investments at Fair Value $ (17) [10],[16] $ 38,101 [12],[13]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 2.10% [4],[12],[13]  
Investment, Identifier [Axis]: Galway Borrower, LLC | Insurance 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 4.50%    
Investment coupon rate [9],[10],[11] 8.20%    
Principal [9],[10] $ 38,006    
Amortized cost [9],[10] 37,936    
Investments at Fair Value [9],[10] $ 38,006    
Fair Value Percentage of Total Portfolio [1],[9],[10] 2.10%    
Investment, Identifier [Axis]: Geon Performance Solutions, LLC, Chemicals      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.25% 4.25%  
Investment coupon rate 8.21% 8.18%  
Principal $ 4,512 $ 4,523  
Amortized cost 4,497 4,506  
Investments at Fair Value $ 3,970 $ 3,555  
Fair Value Percentage of Total Portfolio 1.50% 1.30%  
Investment, Identifier [Axis]: Geosyntec Consultants, Inc., Professional Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.00% 3.00%  
Investment coupon rate 6.67% 6.72%  
Principal $ 9,158 $ 9,181  
Amortized cost 9,124 9,144  
Investments at Fair Value $ 9,118 $ 9,227  
Fair Value Percentage of Total Portfolio 3.50% 3.30%  
Investment, Identifier [Axis]: Global Medical Response, Inc., Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.50% 3.50%  
Investment coupon rate 7.17% 7.38%  
Principal $ 9,941 $ 9,966  
Amortized cost 9,820 9,839  
Investments at Fair Value $ 9,898 $ 10,022  
Fair Value Percentage of Total Portfolio 3.80% 3.50%  
Investment, Identifier [Axis]: GoHealth, Inc. | Insurance      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 3,131,000 [18],[23] 3,131,000 [21],[24]  
Amortized cost $ 0 [18],[23] $ 0 [21],[24]  
Investments at Fair Value $ 5 [18],[23] $ 7 [21],[24]  
Fair Value Percentage of Total Portfolio 0.00% [1],[18],[23] 0.00% [4],[21],[24]  
Investment, Identifier [Axis]: Golden State Foods, LLC, Food Products      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.50% 4.00%  
Investment coupon rate 7.20% 8.00%  
Principal $ 6,419 $ 6,419  
Amortized cost 6,381 6,379  
Investments at Fair Value $ 6,419 $ 6,450  
Fair Value Percentage of Total Portfolio 2.50% 2.30%  
Investment, Identifier [Axis]: Gordian Medical, Inc. | Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 157,787,000 [9],[10],[18],[19] 157,787,000 [7],[13],[21]  
Amortized cost $ 0 [9],[10],[18],[19] $ 0 [7],[13],[21]  
Investments at Fair Value $ 0 [9],[10],[18],[19] $ 0 [7],[13],[21]  
Fair Value Percentage of Total Portfolio 0.00% [1],[9],[10],[18],[19] 0.00% [4],[7],[13],[21]  
Investment, Identifier [Axis]: Gordian Medical, Inc. | Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 166,787,000 [9],[10],[18],[19] 166,787,000 [7],[12],[13]  
Amortized cost $ 2,997 [9],[10],[18],[19] $ 2,997 [7],[12],[13]  
Investments at Fair Value $ 2,944 [9],[10],[18],[19] $ 2,944 [7],[12],[13]  
Fair Value Percentage of Total Portfolio 0.20% [1],[9],[10],[18],[19] 0.20% [4],[7],[12],[13]  
Investment, Identifier [Axis]: Gordian Medical, Inc., Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Principal $ 415 $ 415  
Amortized cost 7,448 7,448  
Investments at Fair Value $ 7,316 $ 7,316  
Fair Value Percentage of Total Portfolio 2.80% 2.60%  
Investment, Identifier [Axis]: Gordian Medical, Inc., Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Principal $ 392 $ 392  
Amortized cost 0 0  
Investments at Fair Value $ 0 $ 0  
Fair Value Percentage of Total Portfolio 0.00% 0.00%  
Investment, Identifier [Axis]: Greywolf CLO, Ltd. 20-3RA ER, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 8.74% 8.74%  
Investment coupon rate 12.67% 12.86%  
Principal $ 1,000 $ 1,000  
Amortized cost 904 902  
Investments at Fair Value $ 803 $ 916  
Fair Value Percentage of Total Portfolio 0.30% 0.30%  
Investment, Identifier [Axis]: Groome Purchaser, LLC | Commercial Services & Supplies 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (16) [10],[16] (17) [13],[17]  
Investments at Fair Value $ (32) [10],[16] $ (33) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Groome Purchaser, LLC | Commercial Services & Supplies 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (24) [10],[16] (25) [13],[17]  
Investments at Fair Value $ (47) [10],[16] $ (49) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Groome Purchaser, LLC | Commercial Services & Supplies 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (24) [10],[16] (25) [13],[17]  
Investments at Fair Value $ (24) [10],[16] $ (25) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Groome Purchaser, LLC | Commercial Services & Supplies 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [9],[10],[11] 4.75% [8],[12],[13]  
Investment coupon rate 8.48% [9],[10],[11] 8.48% [8],[12],[13]  
Principal $ 16,482 [9],[10] $ 16,523 [12],[13]  
Amortized cost 16,328 [9],[10] 16,363 [12],[13]  
Investments at Fair Value $ 16,333 [9],[10] $ 16,368 [12],[13]  
Fair Value Percentage of Total Portfolio 0.90% [1],[9],[10] 0.90% [4],[12],[13]  
Investment, Identifier [Axis]: Gulfside Supply, Inc., Building Products      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.00% 3.00%  
Investment coupon rate 6.70% 6.67%  
Principal $ 4,407 $ 4,444  
Amortized cost 4,407 4,444  
Investments at Fair Value $ 4,016 $ 4,375  
Fair Value Percentage of Total Portfolio 1.60% 1.60%  
Investment, Identifier [Axis]: Hamilton Projects Acquiror, LLC, Independent Power and Renewable Electricity Producers      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.50%  
Investment coupon rate 6.17% 6.22%  
Principal $ 6,437 $ 6,580  
Amortized cost 6,428 6,568  
Investments at Fair Value $ 6,442 $ 6,617  
Fair Value Percentage of Total Portfolio 2.50% 2.40%  
Investment, Identifier [Axis]: HelpSystems Holdings, Inc., Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% 6.00%  
Investment coupon rate 9.76% 9.97%  
Principal $ 6,573 $ 4,590  
Amortized cost 6,217 4,333  
Investments at Fair Value $ 5,647 $ 4,139  
Fair Value Percentage of Total Portfolio 2.20% 1.50%  
Investment, Identifier [Axis]: Higginbotham Insurance Agency, Inc. | Insurance      
Schedule of Investments [Line Items]      
Investment coupon rate 10.50% [10],[11],[19] 10.50%  
Number of Shares (in shares) 10,199,000 [10],[19] 10,199,000 [7],[13]  
Amortized cost $ 10,046 [10],[19] $ 10,046 [7],[13]  
Investments at Fair Value $ 10,046 [10],[19] $ 10,046 [7],[13]  
Fair Value Percentage of Total Portfolio 0.50% [1],[10],[19] 0.50% [4],[7],[13]  
Investment, Identifier [Axis]: High Street Buyer, Inc. | Insurance      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13],[17]  
Investment coupon rate 8.20% [10],[11],[16] 8.17% [8],[13],[17]  
Principal $ 5,218 [10],[16] $ 3,478 [13],[17]  
Amortized cost 5,105 [10],[16] 3,356 [13],[17]  
Investments at Fair Value $ 5,023 [10],[16] $ 3,259 [13],[17]  
Fair Value Percentage of Total Portfolio 0.30% [1],[10],[16] 0.20% [4],[13],[17]  
Investment, Identifier [Axis]: Highbridge Loan Management, Ltd. 11A-17 E, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.10% 6.10%  
Investment coupon rate 10.03% 10.25%  
Principal $ 3,000 $ 3,000  
Amortized cost 2,822 2,812  
Investments at Fair Value $ 2,200 $ 2,592  
Fair Value Percentage of Total Portfolio 0.80% 0.90%  
Investment, Identifier [Axis]: Hologic, Inc. | Health Care Equipment & Supplies      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [11] 5.00%    
Investment coupon rate [11] 8.68%    
Principal $ 7,075    
Amortized cost 7,004    
Investments at Fair Value $ 7,004    
Fair Value Percentage of Total Portfolio [1] 0.40%    
Investment, Identifier [Axis]: Hologic, Inc., Health Care Equipment & Supplies      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.25%    
Investment coupon rate 5.93%    
Principal $ 10,000    
Amortized cost 9,975    
Investments at Fair Value $ 9,875    
Fair Value Percentage of Total Portfolio 3.80%    
Investment, Identifier [Axis]: Hometown Food, Co. | Food Products      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [9],[10],[11],[14] 4.50% [8],[12],[13],[15]  
Investment coupon rate 8.17% [9],[10],[11],[14] 8.28% [8],[12],[13],[15]  
Principal $ 15,013 [9],[10],[14] $ 15,106 [12],[13],[15]  
Amortized cost 14,876 [9],[10],[14] 14,964 [12],[13],[15]  
Investments at Fair Value $ 15,013 [9],[10],[14] $ 14,973 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 0.80% [1],[9],[10],[14] 0.80% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Hospice Care Buyer, Inc. | Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [10],[11] 6.50% [8],[13]  
Investment coupon rate 10.03% [10],[11] 10.69% [8],[13]  
Principal $ 4,604 [10] $ 4,615 [13]  
Amortized cost 4,577 [10] 4,584 [13]  
Investments at Fair Value $ 4,604 [10] $ 4,615 [13]  
Fair Value Percentage of Total Portfolio 0.30% [1],[10] 0.30% [4],[13]  
Investment, Identifier [Axis]: Hospice Care Buyer, Inc. | Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [10],[11] 6.50% [8],[13],[17]  
Investment coupon rate 10.03% [10],[11] 10.41% [8],[13],[17]  
Principal $ 2,127 [10] $ 2,085 [13],[17]  
Amortized cost 2,114 [10] 2,081 [13],[17]  
Investments at Fair Value $ 2,127 [10] $ 2,085 [13],[17]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10] 0.10% [4],[13],[17]  
Investment, Identifier [Axis]: Hospice Care Buyer, Inc. | Health Care Providers & Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [10],[11],[16] 6.50% [8],[13]  
Investment coupon rate 9.96% [10],[11],[16] 10.69% [8],[13]  
Principal $ 2,680 [10],[16] $ 2,132 [13]  
Amortized cost 2,674 [10],[16] 2,116 [13]  
Investments at Fair Value $ 2,680 [10],[16] $ 2,132 [13]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10],[16] 0.10% [4],[13]  
Investment, Identifier [Axis]: Hospice Care Buyer, Inc. | Health Care Providers & Services 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [9],[10],[11] 6.50% [8],[12],[13]  
Investment coupon rate 10.69% [9],[10],[11] 10.69% [8],[12],[13]  
Principal $ 24,766 [9],[10] $ 24,828 [12],[13]  
Amortized cost 24,612 [9],[10] 24,645 [12],[13]  
Investments at Fair Value $ 24,766 [9],[10] $ 24,828 [12],[13]  
Fair Value Percentage of Total Portfolio 1.40% [1],[9],[10] 1.30% [4],[12],[13]  
Investment, Identifier [Axis]: Hospice Care Buyer, Inc. | Health Care Providers & Services 5      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [9],[10],[11] 6.50% [8],[12],[13]  
Investment coupon rate 10.13% [9],[10],[11] 10.13% [8],[12],[13]  
Principal $ 6,428 [9],[10] $ 6,444 [12],[13]  
Amortized cost 6,385 [9],[10] 6,394 [12],[13]  
Investments at Fair Value $ 6,428 [9],[10] $ 6,444 [12],[13]  
Fair Value Percentage of Total Portfolio 0.40% [1],[9],[10] 0.40% [4],[12],[13]  
Investment, Identifier [Axis]: Hospice Care Buyer, Inc. | Health Care Providers & Services 6      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [9],[10],[11] 6.50% [8],[12],[13]  
Investment coupon rate 10.03% [9],[10],[11] 10.69% [8],[12],[13]  
Principal $ 8,380 [9],[10] $ 8,401 [12],[13]  
Amortized cost 8,325 [9],[10] 8,336 [12],[13]  
Investments at Fair Value $ 8,380 [9],[10] $ 8,401 [12],[13]  
Fair Value Percentage of Total Portfolio 0.50% [1],[9],[10] 0.50% [4],[12],[13]  
Investment, Identifier [Axis]: Hospice Care Buyer, Inc. | Health Care Providers & Services 7      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [9],[10],[11] 6.50% [8],[12],[13]  
Investment coupon rate 10.03% [9],[10],[11] 10.69% [8],[12],[13]  
Principal $ 3,519 [9],[10] $ 3,528 [12],[13]  
Amortized cost 3,496 [9],[10] 3,501 [12],[13]  
Investments at Fair Value $ 3,519 [9],[10] $ 3,528 [12],[13]  
Fair Value Percentage of Total Portfolio 0.20% [1],[9],[10] 0.20% [4],[12],[13]  
Investment, Identifier [Axis]: Hudson River Trading, LLC, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.75%  
Investment coupon rate 6.18% 6.49%  
Principal $ 5,210 $ 5,224  
Amortized cost 5,190 5,201  
Investments at Fair Value $ 5,184 $ 5,243  
Fair Value Percentage of Total Portfolio 2.00% 1.90%  
Investment, Identifier [Axis]: Hunter Communications & Technologies, LLC | Diversified Telecommunication Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.75%    
Investment coupon rate [10],[11],[16] 8.42%    
Principal [10],[16] $ 440    
Amortized cost [10],[16] 422    
Investments at Fair Value [10],[16] $ 409    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Hunter Communications | Diversified Telecommunication Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.75%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (6)    
Investments at Fair Value [10],[16] $ (6)    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Hunter Communications | Diversified Telecommunication Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 4.75%    
Investment coupon rate [9],[10],[11] 8.42%    
Principal [9],[10] $ 5,812    
Amortized cost [9],[10] 5,754    
Investments at Fair Value [9],[10] $ 5,754    
Fair Value Percentage of Total Portfolio [1],[9],[10] 0.30%    
Investment, Identifier [Axis]: Hunter Douglas, Inc., Household Durables      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.00% 3.00%  
Investment coupon rate 6.70% 6.67%  
Principal $ 4,472 $ 4,484  
Amortized cost 4,461 4,471  
Investments at Fair Value $ 4,446 $ 4,500  
Fair Value Percentage of Total Portfolio 1.70% 1.60%  
Investment, Identifier [Axis]: ICAT Intermediate Holdings, LLC | Air Freight & Logistics 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 6.25%    
Investment coupon rate [10],[11],[16] 9.92%    
Principal [10],[16] $ 4,163    
Amortized cost [10],[16] 4,076    
Investments at Fair Value [10],[16] $ 4,052    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.20%    
Investment, Identifier [Axis]: ICAT Intermediate Holdings, LLC | Air Freight & Logistics 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 6.25%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (17)    
Investments at Fair Value [10],[16] $ (17)    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: ICAT Intermediate Holdings, LLC | Air Freight & Logistics 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 6.25%    
Investment coupon rate [9],[10],[11] 9.92%    
Principal [9],[10] $ 17,263    
Amortized cost [9],[10] 17,042    
Investments at Fair Value [9],[10] $ 17,042    
Fair Value Percentage of Total Portfolio [1],[9],[10] 0.90%    
Investment, Identifier [Axis]: ICAT Intermediate Holdings, LLC | Ground Transportation 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   6.25%  
Investment coupon rate [8],[13],[17]   9.97%  
Principal [13],[17]   $ 2,171  
Amortized cost [13],[17]   2,092  
Investments at Fair Value [13],[17]   $ 2,050  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.10%  
Investment, Identifier [Axis]: ICAT Intermediate Holdings, LLC | Ground Transportation 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   6.25%  
Principal [13],[17]   $ 0  
Amortized cost [13],[17]   (19)  
Investments at Fair Value [13],[17]   $ (18)  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.00%  
Investment, Identifier [Axis]: ICAT Intermediate Holdings, LLC | Ground Transportation 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   6.25%  
Investment coupon rate [8],[12],[13]   9.97%  
Principal [12],[13]   $ 17,307  
Amortized cost [12],[13]   17,050  
Investments at Fair Value [12],[13]   $ 17,066  
Fair Value Percentage of Total Portfolio [4],[12],[13]   0.90%  
Investment, Identifier [Axis]: ICR Operations, LLC | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   5.50%  
Investment coupon rate [8],[13],[17]   9.33%  
Principal [13],[17]   $ 3,784  
Amortized cost [13],[17]   3,753  
Investments at Fair Value [13],[17]   $ 3,784  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.20%  
Investment, Identifier [Axis]: ICR Operations, LLC | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   5.50%  
Investment coupon rate [8],[12],[13]   9.32%  
Principal [12],[13]   $ 40,839  
Amortized cost [12],[13]   40,423  
Investments at Fair Value [12],[13]   $ 40,839  
Fair Value Percentage of Total Portfolio [4],[12],[13]   2.20%  
Investment, Identifier [Axis]: ICR Operations, LLC | Professional Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   5.50%  
Investment coupon rate [8],[12],[13]   9.32%  
Principal [12],[13]   $ 2,219  
Amortized cost [12],[13]   2,197  
Investments at Fair Value [12],[13]   $ 2,219  
Fair Value Percentage of Total Portfolio [4],[12],[13]   0.10%  
Investment, Identifier [Axis]: IDERA, Inc., Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.50%    
Investment coupon rate 7.16%    
Principal $ 4,937    
Amortized cost 4,940    
Investments at Fair Value $ 3,883    
Fair Value Percentage of Total Portfolio 1.50%    
Investment, Identifier [Axis]: IDERA, Inc., Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   3.50%  
Investment coupon rate   7.35%  
Principal   $ 4,950  
Amortized cost   4,952  
Investments at Fair Value   $ 4,602  
Fair Value Percentage of Total Portfolio   1.70%  
Investment, Identifier [Axis]: IDERA, Inc., Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   6.75%  
Investment coupon rate   10.75%  
Principal   $ 1,036  
Amortized cost   1,031  
Investments at Fair Value   $ 933  
Fair Value Percentage of Total Portfolio   0.30%  
Investment, Identifier [Axis]: IDERA, Inc., Software, S+ 6.75% (10.56%)      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.75%    
Investment coupon rate 10.56%    
Principal $ 1,036    
Amortized cost 1,031    
Investments at Fair Value $ 716    
Fair Value Percentage of Total Portfolio 0.30%    
Investment, Identifier [Axis]: IG Investments Holdings, LLC | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16] 5.00% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (17) [10],[16] (19) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: IG Investments Holdings, LLC | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [9],[10],[11] 5.00% [8],[12],[13]  
Investment coupon rate 8.67% [9],[10],[11] 8.84% [8],[12],[13]  
Principal $ 25,935 [9],[10] $ 26,001 [12],[13]  
Amortized cost 25,935 [9],[10] 26,001 [12],[13]  
Investments at Fair Value $ 25,935 [9],[10] $ 26,001 [12],[13]  
Fair Value Percentage of Total Portfolio 1.40% [1],[9],[10] 1.40% [4],[12],[13]  
Investment, Identifier [Axis]: ION Platform Finance US, Inc., Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.75% 3.75%  
Investment coupon rate 7.42% 7.42%  
Principal $ 4,639 $ 4,063  
Amortized cost 4,574 4,022  
Investments at Fair Value $ 3,709 $ 3,803  
Fair Value Percentage of Total Portfolio 1.40% 1.40%  
Investment, Identifier [Axis]: IQN Holding Corp. | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% [10],[11] 5.75% [8],[13]  
Investment coupon rate 9.45% [10],[11] 9.42% [8],[13]  
Investment coupon rate, PIK 3.13% [10],[11] 3.13% [8],[13]  
Principal $ 5,835 [10] $ 5,790 [13]  
Amortized cost 5,835 [10] 5,790 [13]  
Investments at Fair Value $ 5,748 [10] $ 5,790 [13]  
Fair Value Percentage of Total Portfolio 0.30% [1],[10] 0.30% [4],[13]  
Investment, Identifier [Axis]: IQN Holding Corp. | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [10],[11],[16] 5.25% [8],[13],[17]  
Investment coupon rate 8.95% [10],[11],[16] 8.92% [8],[13],[17]  
Principal $ 887 [10],[16] $ 988 [13],[17]  
Amortized cost 885 [10],[16] 986 [13],[17]  
Investments at Fair Value $ 864 [10],[16] $ 988 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.10% [4],[13],[17]  
Investment, Identifier [Axis]: IQN Holding Corp. | Software 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% [9],[10],[11],[14] 5.75% [8],[12],[13],[15]  
Investment coupon rate 9.45% [9],[10],[11],[14] 9.42% [8],[12],[13],[15]  
Investment coupon rate, PIK 3.13% [9],[10],[11],[14] 3.13% [8],[12],[13],[15]  
Principal $ 17,420 [9],[10],[14] $ 17,329 [12],[13],[15]  
Amortized cost 17,348 [9],[10],[14] 17,248 [12],[13],[15]  
Investments at Fair Value $ 17,159 [9],[10],[14] $ 17,329 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 0.90% [1],[9],[10],[14] 0.90% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Icon Parent I, Inc., Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75% 2.75%  
Investment coupon rate 6.44% 6.45%  
Principal $ 4,963 $ 4,975  
Amortized cost 4,945 4,956  
Investments at Fair Value $ 4,753 $ 4,981  
Fair Value Percentage of Total Portfolio 1.80% 1.80%  
Investment, Identifier [Axis]: Ideal Tridon Holdings, Inc. | Machinery 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16] 5.00% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (35) [10],[16] (36) [13],[17]  
Investments at Fair Value $ (69) [10],[16] $ (72) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Ideal Tridon Holdings, Inc. | Machinery 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16] 5.00% [8],[13],[17]  
Investment coupon rate 8.67% [10],[11],[16] 8.72% [8],[13],[17]  
Principal $ 865 [10],[16] $ 865 [13],[17]  
Amortized cost 807 [10],[16] 804 [13],[17]  
Investments at Fair Value $ 807 [10],[16] $ 804 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Ideal Tridon Holdings, Inc. | Machinery 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [9],[10],[11],[14] 5.00% [8],[12],[13],[15]  
Investment coupon rate 8.70% [9],[10],[11],[14] 8.67% [8],[12],[13],[15]  
Principal $ 42,163 [9],[10],[14] $ 42,268 [12],[13],[15]  
Amortized cost 41,780 [9],[10],[14] 41,861 [12],[13],[15]  
Investments at Fair Value $ 41,788 [9],[10],[14] $ 41,876 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 2.30% [1],[9],[10],[14] 2.40% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Indicor, LLC, Industrial Conglomerates      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50%    
Investment coupon rate 6.20%    
Principal $ 4,947    
Amortized cost 4,881    
Investments at Fair Value $ 4,942    
Fair Value Percentage of Total Portfolio 1.90%    
Investment, Identifier [Axis]: Indigo Buyer, Inc. | Containers & Packaging 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [10],[11],[16] 5.25% [8],[13],[17]  
Investment coupon rate 8.89% [10],[11],[16] 9.07% [8],[13],[17]  
Principal $ 9,788 [10],[16] $ 4,007 [13],[17]  
Amortized cost 9,675 [10],[16] 3,925 [13],[17]  
Investments at Fair Value $ 9,788 [10],[16] $ 4,007 [13],[17]  
Fair Value Percentage of Total Portfolio 0.50% [1],[10],[16] 0.20% [4],[13],[17]  
Investment, Identifier [Axis]: Indigo Buyer, Inc. | Containers & Packaging 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [10],[11],[16] 5.25% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (20) [10],[16] (23) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Indigo Buyer, Inc. | Containers & Packaging 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [9],[10],[11] 5.25% [8],[12],[13]  
Investment coupon rate 8.92% [9],[10],[11] 9.09% [8],[12],[13]  
Principal $ 60,725 [9],[10] $ 60,879 [12],[13]  
Amortized cost 60,725 [9],[10] 60,879 [12],[13]  
Investments at Fair Value $ 60,725 [9],[10] $ 60,879 [12],[13]  
Fair Value Percentage of Total Portfolio 3.30% [1],[9],[10] 3.30% [4],[12],[13]  
Investment, Identifier [Axis]: InhabitIQ, Inc. | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (15) [10],[16] (16) [13],[17]  
Investments at Fair Value $ (109) [10],[16] $ (31) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: InhabitIQ, Inc. | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (19) [10],[16] (20) [13],[17]  
Investments at Fair Value $ (68) [10],[16] $ (20) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: InhabitIQ, Inc. | Software 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [9],[10],[11],[14] 4.50% [8],[12],[13],[15]  
Investment coupon rate 8.17% [9],[10],[11],[14] 8.22% [8],[12],[13],[15]  
Principal $ 25,944 [9],[10],[14] $ 26,009 [12],[13],[15]  
Amortized cost 25,841 [9],[10],[14] 25,898 [12],[13],[15]  
Investments at Fair Value $ 25,555 [9],[10],[14] $ 25,897 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 1.40% [1],[9],[10],[14] 1.40% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Integrated Efficiency Solutions, Inc, Equity/Other Investments 1      
Schedule of Investments [Line Items]      
Investments at Fair Value   $ 0 0
Investment, Identifier [Axis]: Integrated Efficiency Solutions, Inc. Electrical Equipment      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [10],[18],[19],[23],[25] 55,991,000    
Amortized cost [10],[18],[19],[23],[25] $ 0    
Investments at Fair Value [10],[18],[19],[23],[25] $ 0    
Fair Value Percentage of Total Portfolio [1],[10],[18],[19],[23],[25] 0.00%    
Investment, Identifier [Axis]: Integrated Efficiency Solutions, Inc. | Electrical Equipment 1      
Schedule of Investments [Line Items]      
Investment coupon rate [8],[13],[26]   7.50%  
Principal [13],[26]   $ 1,378  
Amortized cost [13],[26]   1,379  
Investments at Fair Value [13],[26]   $ 1,378  
Fair Value Percentage of Total Portfolio [4],[13],[26]   0.10%  
Investment, Identifier [Axis]: Integrated Efficiency Solutions, Inc. | Electrical Equipment 2      
Schedule of Investments [Line Items]      
Investment coupon rate, PIK [8],[13],[26],[31]   10.00%  
Principal [13],[26],[31]   $ 2,143  
Amortized cost [13],[26],[31]   1,075  
Investments at Fair Value [13],[26],[31]   $ 668  
Fair Value Percentage of Total Portfolio [4],[13],[26],[31]   0.00%  
Investment, Identifier [Axis]: Integrated Efficiency Solutions, Inc. | Electrical Equipment 3      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [7],[13],[21],[24]   55,991,000  
Amortized cost [7],[13],[21],[24]   $ 0  
Investments at Fair Value [7],[13],[21],[24]   $ 0  
Fair Value Percentage of Total Portfolio [4],[7],[13],[21],[24]   0.00%  
Investment, Identifier [Axis]: Integrated Efficiency Solutions, Inc. | Electrical Equipment 4      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [7],[13],[21],[24]   57,427,000  
Amortized cost [7],[13],[21],[24]   $ 0  
Investments at Fair Value [7],[13],[21],[24]   $ 0  
Fair Value Percentage of Total Portfolio [4],[7],[13],[21],[24]   0.00%  
Investment, Identifier [Axis]: Integrated Efficiency Solutions, Inc., Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 0 $ 0  
Investment, Identifier [Axis]: Integrated Efficiency Solutions, Inc., Equity/Other Investments 2      
Schedule of Investments [Line Items]      
Investments at Fair Value   0 0
Investment, Identifier [Axis]: Integrated Efficiency Solutions, Inc., Senior Secured First Lien Debt      
Schedule of Investments [Line Items]      
Investments at Fair Value 0 1,378  
Investment, Identifier [Axis]: Integrated Efficiency Solutions, Inc., Senior Secured First Lien Debt 1      
Schedule of Investments [Line Items]      
Investments at Fair Value   1,378 1,393
Investment, Identifier [Axis]: Integrated Efficiency Solutions, Inc., Senior Secured First Lien Debt 2      
Schedule of Investments [Line Items]      
Investments at Fair Value   0 210
Investment, Identifier [Axis]: Integrated Efficiency Solutions, Inc., Senior Secured First Lien Debt 3      
Schedule of Investments [Line Items]      
Investments at Fair Value   0 0
Investment, Identifier [Axis]: Integrated Efficiency Solutions, Inc., Senior Secured Second Lien Debt      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 0 $ 668 446
Investment, Identifier [Axis]: Integrated Global Services, Inc. | Commercial Services & Supplies 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   5.00%  
Principal [13],[17]   $ 0  
Amortized cost [13],[17]   (36)  
Investments at Fair Value [13],[17]   $ (72)  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.00%  
Investment, Identifier [Axis]: Integrated Global Services, Inc. | Commercial Services & Supplies 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   4.00%  
Investment coupon rate [8],[13],[17]   10.75%  
Principal [13],[17]   $ 1,641  
Amortized cost [13],[17]   1,561  
Investments at Fair Value [13],[17]   $ 1,560  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.10%  
Investment, Identifier [Axis]: Integrated Global Services, Inc. | Commercial Services & Supplies 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13],[15]   5.00%  
Investment coupon rate [8],[12],[13],[15]   8.74%  
Principal [12],[13],[15]   $ 32,581  
Amortized cost [12],[13],[15]   32,131  
Investments at Fair Value [12],[13],[15]   $ 32,151  
Fair Value Percentage of Total Portfolio [4],[12],[13],[15]   1.70%  
Investment, Identifier [Axis]: Integrated Global Services, Inc. | Construction & Engineering 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 5.00%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (35)    
Investments at Fair Value [10],[16] $ (69)    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Integrated Global Services, Inc. | Construction & Engineering 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.00%    
Investment coupon rate [10],[11],[16] 10.75%    
Principal [10],[16] $ 4,171    
Amortized cost [10],[16] 4,095    
Investments at Fair Value [10],[16] $ 4,093    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.20%    
Investment, Identifier [Axis]: Integrated Global Services, Inc. | Construction & Engineering 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11],[14] 5.00%    
Investment coupon rate [9],[10],[11],[14] 8.67%    
Principal [9],[10],[14] $ 32,499    
Amortized cost [9],[10],[14] 32,071    
Investments at Fair Value [9],[10],[14] $ 32,086    
Fair Value Percentage of Total Portfolio [1],[9],[10],[14] 1.80%    
Investment, Identifier [Axis]: International Cruise & Excursion Gallery, Inc. | Hotels, Restaurants & Leisure 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[14] 6.00%    
Investment coupon rate [10],[11],[14] 9.70%    
Principal [10],[14] $ 1,358    
Amortized cost [10],[14] 1,358    
Investments at Fair Value [10],[14] $ 1,358    
Fair Value Percentage of Total Portfolio [1],[10],[14] 0.10%    
Investment, Identifier [Axis]: International Cruise & Excursion Gallery, Inc. | Hotels, Restaurants & Leisure 2      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 179,900,000 [10],[14],[18],[19] 179,900,000 [7],[13],[15],[21],[24]  
Amortized cost $ 0 [10],[14],[18],[19] $ 0 [7],[13],[15],[21],[24]  
Investments at Fair Value $ 0 [10],[14],[18],[19] $ 0 [7],[13],[15],[21],[24]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[14],[18],[19] 0.00% [4],[7],[13],[15],[21],[24]  
Investment, Identifier [Axis]: International Cruise & Excursion Gallery, Inc. | Hotels, Restaurants & Leisure A      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[15]   6.00%  
Investment coupon rate [8],[13],[15]   9.67%  
Principal [13],[15]   $ 1,358  
Amortized cost [13],[15]   1,358  
Investments at Fair Value [13],[15]   $ 1,358  
Fair Value Percentage of Total Portfolio [4],[13],[15]   0.10%  
Investment, Identifier [Axis]: Invenergy Thermal Operating I, LLC, Independent Power and Renewable Electricity Producers      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   2.75%  
Investment coupon rate   6.41%  
Principal   $ 3,567  
Amortized cost   3,559  
Investments at Fair Value   $ 3,578  
Fair Value Percentage of Total Portfolio   1.30%  
Investment, Identifier [Axis]: Invenergy Thermal Operating I, LLC, Independent Power and Renewable Electricity Producers 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75%    
Investment coupon rate 6.38%    
Principal $ 3,462    
Amortized cost 3,454    
Investments at Fair Value $ 3,463    
Fair Value Percentage of Total Portfolio 1.30%    
Investment, Identifier [Axis]: Invenergy Thermal Operating I, LLC, Independent Power and Renewable Electricity Producers 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75% 2.75%  
Investment coupon rate 6.38% 6.41%  
Principal $ 225 $ 225  
Amortized cost 224 224  
Investments at Fair Value $ 225 $ 226  
Fair Value Percentage of Total Portfolio 0.10% 0.10%  
Investment, Identifier [Axis]: Jane Street Group, LLC, Financial Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.00% 2.00%  
Investment coupon rate 5.67% 5.82%  
Principal $ 8,063 $ 8,084  
Amortized cost 8,054 8,075  
Investments at Fair Value $ 7,906 $ 8,040  
Fair Value Percentage of Total Portfolio 3.10% 2.90%  
Investment, Identifier [Axis]: Jump Financial, LLC, Financial Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.50% 3.50%  
Investment coupon rate 7.20% 7.17%  
Principal $ 7,214 $ 7,232  
Amortized cost 7,154 7,169  
Investments at Fair Value $ 7,205 $ 7,124  
Fair Value Percentage of Total Portfolio 2.80% 2.60%  
Investment, Identifier [Axis]: KKR Financial CLO, Ltd. 15 FR, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 8.50% 8.50%  
Investment coupon rate 12.43% 12.65%  
Principal $ 2,000 $ 2,000  
Amortized cost 1,926 1,923  
Investments at Fair Value $ 1,507 $ 1,795  
Fair Value Percentage of Total Portfolio 0.60% 0.60%  
Investment, Identifier [Axis]: Kahala Aviation, LLC | Asset Based Financing      
Schedule of Investments [Line Items]      
Investment coupon rate [8],[13],[22]   13.50%  
Principal [13],[22]   $ 33,911  
Amortized cost [13],[22]   33,874  
Investments at Fair Value [13],[22]   $ 33,911  
Fair Value Percentage of Total Portfolio [4],[13],[22]   1.80%  
Investment, Identifier [Axis]: Kahala Aviation, LLC | Asset Based Financing      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [7],[13],[21],[22]   9,745,276,000  
Amortized cost [7],[13],[21],[22]   $ 10,359  
Investments at Fair Value [7],[13],[21],[22]   $ 10,330  
Fair Value Percentage of Total Portfolio [4],[7],[13],[21],[22]   0.60%  
Investment, Identifier [Axis]: Kahala Aviation, LLC | Asset Based Financing 1      
Schedule of Investments [Line Items]      
Investment coupon rate [10],[11],[20] 13.50%    
Principal [10],[20] $ 47,542    
Amortized cost [10],[20] 47,370    
Investments at Fair Value [10],[20] $ 47,542    
Fair Value Percentage of Total Portfolio [1],[10],[20] 2.70%    
Investment, Identifier [Axis]: Kahala Aviation, LLC | Asset Based Financing 2      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [10],[18],[19],[20] 11,766,831,000    
Amortized cost [10],[18],[19],[20] $ 12,381    
Investments at Fair Value [10],[18],[19],[20] $ 12,473    
Fair Value Percentage of Total Portfolio [1],[10],[18],[19],[20] 0.70%    
Investment, Identifier [Axis]: Kahala Aviation, LLC, Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 12,473 $ 10,330 2,308
Investment, Identifier [Axis]: Kahala Aviation, LLC, Subordinated Debt      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 47,542 33,911 0
Investment, Identifier [Axis]: Kahala Ireland Opco DAC, Subordinated Debt      
Schedule of Investments [Line Items]      
Investments at Fair Value   0 0
Investment, Identifier [Axis]: Kahala US OpCo, LLC, Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value   $ 0 0
Investment, Identifier [Axis]: Kaman Corp., Aerospace & Defense 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.50%  
Investment coupon rate   6.43%  
Principal $ 59 $ 56  
Amortized cost (1) 55  
Investments at Fair Value $ 0 $ 58  
Fair Value Percentage of Total Portfolio 0.00% 0.00%  
Investment, Identifier [Axis]: Kaman Corp., Aerospace & Defense 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.50%  
Investment coupon rate 6.20% 6.32%  
Principal $ 6,298 $ 6,199  
Amortized cost 6,294 6,193  
Investments at Fair Value $ 6,297 $ 6,220  
Fair Value Percentage of Total Portfolio 2.40% 2.20%  
Investment, Identifier [Axis]: Kaseya, Inc., Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.25% 3.00%  
Investment coupon rate 6.92% 6.72%  
Principal $ 3,762 $ 3,772  
Amortized cost 3,745 3,754  
Investments at Fair Value $ 3,503 $ 3,772  
Fair Value Percentage of Total Portfolio 1.40% 1.40%  
Investment, Identifier [Axis]: Kingpin Intermediate Holdings, LLC, Hotels, Restaurants & Leisure 1      
Schedule of Investments [Line Items]      
Investment coupon rate 7.25% 7.25%  
Principal $ 5,000 $ 5,000  
Amortized cost 4,899 4,896  
Investments at Fair Value $ 4,417 $ 4,733  
Fair Value Percentage of Total Portfolio 1.70% 1.70%  
Investment, Identifier [Axis]: Kingpin Intermediate Holdings, LLC, Hotels, Restaurants & Leisure 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.25% 3.25%  
Investment coupon rate 6.92% 6.97%  
Principal $ 7,481 $ 7,500  
Amortized cost 7,429 7,445  
Investments at Fair Value $ 6,795 $ 7,331  
Fair Value Percentage of Total Portfolio 2.60% 2.60%  
Investment, Identifier [Axis]: Knowledge Pro Buyer, Inc. | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13],[17]  
Investment coupon rate 8.32% [10],[11],[16] 8.32% [8],[13],[17]  
Principal $ 22,894 [10],[16] $ 21,622 [13],[17]  
Amortized cost 22,773 [10],[16] 21,495 [13],[17]  
Investments at Fair Value $ 22,894 [10],[16] $ 21,622 [13],[17]  
Fair Value Percentage of Total Portfolio 1.20% [1],[10],[16] 1.20% [4],[13],[17]  
Investment, Identifier [Axis]: Knowledge Pro Buyer, Inc. | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13],[17]  
Investment coupon rate [10],[11],[16] 8.35%    
Principal $ 2,976 [10],[16] $ 0 [13],[17]  
Amortized cost 2,953 [10],[16] (20) [13],[17]  
Investments at Fair Value $ 2,976 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Knowledge Pro Buyer, Inc. | Professional Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [9],[10],[11],[14] 4.50% [8],[12],[13],[15]  
Investment coupon rate 8.35% [9],[10],[11],[14] 8.32% [8],[12],[13],[15]  
Principal $ 41,975 [9],[10],[14] $ 42,173 [12],[13],[15]  
Amortized cost 41,838 [9],[10],[14] 42,029 [12],[13],[15]  
Investments at Fair Value $ 41,975 [9],[10],[14] $ 42,173 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 2.30% [1],[9],[10],[14] 2.30% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Kodiak Building Partners, LLC, Building Products      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.75% 3.75%  
Investment coupon rate 7.42% 7.47%  
Principal $ 4,000 $ 4,000  
Amortized cost 3,842 3,836  
Investments at Fair Value $ 3,998 $ 3,896  
Fair Value Percentage of Total Portfolio 1.50% 1.40%  
Investment, Identifier [Axis]: LABL, Inc., Containers & Packaging      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% 5.00%  
Investment coupon rate 9.84% 8.94%  
Principal $ 4,910 $ 4,910  
Amortized cost 4,871 4,871  
Investments at Fair Value $ 2,226 $ 3,093  
Fair Value Percentage of Total Portfolio 0.90% 1.10%  
Investment, Identifier [Axis]: LBM Acquisition, LLC, Building Products      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.75%    
Investment coupon rate 7.53%    
Principal $ 1,995    
Amortized cost 1,920    
Investments at Fair Value $ 1,591    
Fair Value Percentage of Total Portfolio 0.60%    
Investment, Identifier [Axis]: LCM, Ltd. Partnership 16A ER2, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.38% 6.38%  
Investment coupon rate 10.31% 10.55%  
Principal $ 2,500 $ 2,500  
Amortized cost 2,355 2,350  
Investments at Fair Value $ 1,635 $ 1,807  
Fair Value Percentage of Total Portfolio 0.60% 0.70%  
Investment, Identifier [Axis]: LSF12 Donnelly Bidco, LLC | Machinery      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [9],[10],[11] 6.50% [8],[12],[13]  
Investment coupon rate 10.17% [9],[10],[11] 10.22% [8],[12],[13]  
Principal $ 18,691 [9],[10] $ 18,739 [12],[13]  
Amortized cost 18,400 [9],[10] 18,427 [12],[13]  
Investments at Fair Value $ 18,691 [9],[10] $ 18,739 [12],[13]  
Fair Value Percentage of Total Portfolio 1.00% [1],[9],[10] 1.00% [4],[12],[13]  
Investment, Identifier [Axis]: Labrie Environmental Group, LLC | Machinery      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[28]   5.50%  
Investment coupon rate [8],[13],[28]   9.32%  
Principal [13],[28]   $ 21,666  
Amortized cost [13],[28]   21,427  
Investments at Fair Value [13],[28]   $ 21,666  
Fair Value Percentage of Total Portfolio [4],[13],[28]   1.20%  
Investment, Identifier [Axis]: Lakeland Tours, LLC | Diversified Consumer Services      
Schedule of Investments [Line Items]      
Investment coupon rate, PIK [10],[11],[14],[32] 9.00%    
Principal [10],[14],[32] $ 2,810    
Amortized cost [10],[14],[32] 1,967    
Investments at Fair Value [10],[14],[32] $ 1,981    
Fair Value Percentage of Total Portfolio [1],[10],[14],[32] 0.10%    
Investment, Identifier [Axis]: Lakeland Tours, LLC | Diversified Consumer Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, PIK [8],[12],[13],[15],[31]   20.00%  
Principal [12],[13],[15],[31]   $ 90  
Amortized cost [12],[13],[15],[31]   84  
Investments at Fair Value [12],[13],[15],[31]   $ 45  
Fair Value Percentage of Total Portfolio [4],[12],[13],[15],[31]   0.00%  
Investment, Identifier [Axis]: Lakeland Tours, LLC | Diversified Consumer Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate [8],[13],[15],[31]   10.00%  
Principal [13],[15],[31]   $ 6,118  
Number of Shares (in shares) [10],[14],[18],[19] 207,087,000    
Amortized cost $ 0 [10],[14],[18],[19] 4,518 [13],[15],[31]  
Investments at Fair Value $ 0 [10],[14],[18],[19] $ 1,414 [13],[15],[31]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[14],[18],[19] 0.10% [4],[13],[15],[31]  
Investment, Identifier [Axis]: LaserShip, Inc. | Air Freight & Logistics      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [11] 8.50%    
Investment coupon rate [11] 12.46%    
Investment coupon rate, PIK [11] 7.00%    
Principal $ 2,939    
Amortized cost 2,939    
Investments at Fair Value $ 742    
Fair Value Percentage of Total Portfolio [1] 0.00%    
Investment, Identifier [Axis]: LaserShip, Inc. | Ground Transportation      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8]   8.50%  
Investment coupon rate [8]   12.43%  
Investment coupon rate, PIK [8]   7.00%  
Principal   $ 2,888  
Amortized cost   2,888  
Investments at Fair Value   $ 838  
Fair Value Percentage of Total Portfolio [4]   0.00%  
Investment, Identifier [Axis]: Last Dance Intermediate II, LLC | Diversified Telecommunication Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16] 5.25% [8],[13],[17]  
Investment coupon rate [8],[13],[17]   8.97%  
Principal $ 0 [10],[16] $ 4,159 [13],[17]  
Amortized cost (39) [10],[16] 4,048 [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 3,987 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.20% [4],[13],[17]  
Investment, Identifier [Axis]: Last Dance Intermediate II, LLC | Diversified Telecommunication Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16] 5.25% [8],[13],[17]  
Investment coupon rate [10],[11],[16] 8.67%    
Principal $ 15,250 [10],[16] $ 0 [13],[17]  
Amortized cost 15,077 [10],[16] (44) [13],[17]  
Investments at Fair Value $ 15,250 [10],[16] $ (44) [13],[17]  
Fair Value Percentage of Total Portfolio 0.80% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Last Dance Intermediate II, LLC | Diversified Telecommunication Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16] 5.25% [8],[12],[13],[15]  
Investment coupon rate [8],[12],[13],[15]   8.97%  
Principal $ 0 [10],[16] $ 19,054 [12],[13],[15]  
Amortized cost (42) [10],[16] 18,873 [12],[13],[15]  
Investments at Fair Value $ 0 [10],[16] $ 18,884 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 1.00% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Last Dance Intermediate II, LLC | Diversified Telecommunication Services 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [9],[10],[11],[14] 5.25% [8],[12],[13],[15]  
Investment coupon rate 8.67% [9],[10],[11],[14] 8.97% [8],[12],[13],[15]  
Principal $ 19,054 [9],[10],[14] $ 19,312 [12],[13],[15]  
Amortized cost 18,882 [9],[10],[14] 19,044 [12],[13],[15]  
Investments at Fair Value $ 19,054 [9],[10],[14] $ 19,059 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 1.00% [1],[9],[10],[14] 1.00% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Last Dance Intermediate II, LLC | Diversified Telecommunication Services 5      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11],[14] 5.00%    
Investment coupon rate [9],[10],[11],[14] 8.67%    
Principal [9],[10],[14] $ 19,312    
Amortized cost [9],[10],[14] 19,056    
Investments at Fair Value [9],[10],[14] $ 19,312    
Fair Value Percentage of Total Portfolio [1],[9],[10],[14] 1.10%    
Investment, Identifier [Axis]: Lighthouse Intelligence, Ltd. | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[27] 5.00% [8],[13],[17],[28]  
Investment coupon rate [10],[11],[27] 8.67%    
Investment coupon rate, PIK 2.50% [10],[11],[27] 2.50% [8],[13],[17],[28]  
Principal $ 22,746 [10],[27] $ 0 [13],[17],[28]  
Amortized cost 22,469 [10],[27] (78) [13],[17],[28]  
Investments at Fair Value $ 22,093 [10],[27] $ (154) [13],[17],[28]  
Fair Value Percentage of Total Portfolio 1.20% [1],[10],[27] 0.00% [4],[13],[17],[28]  
Investment, Identifier [Axis]: Lighthouse Intelligence, Ltd. | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16],[27] 5.00% [8],[13],[17],[28]  
Investment coupon rate, PIK 2.50% [10],[11],[16],[27] 2.50% [8],[13],[17],[28]  
Principal $ 0 [10],[16],[27] $ 0 [13],[17],[28]  
Amortized cost (73) [10],[16],[27] (110) [13],[17],[28]  
Investments at Fair Value $ (345) [10],[16],[27] $ (110) [13],[17],[28]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16],[27] 0.00% [4],[13],[17],[28]  
Investment, Identifier [Axis]: Lighthouse Intelligence, Ltd. | Software 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16],[27] 5.00% [8],[13],[28]  
Investment coupon rate [8],[13],[28]   8.72%  
Investment coupon rate, PIK 2.50% [10],[11],[16],[27] 2.50% [8],[13],[28]  
Principal $ 0 [10],[16],[27] $ 22,660 [13],[28]  
Amortized cost (104) [10],[16],[27] 22,361 [13],[28]  
Investments at Fair Value $ (246) [10],[16],[27] $ 22,370 [13],[28]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16],[27] 1.20% [4],[13],[28]  
Investment, Identifier [Axis]: MGTF Holdco, LLC | Media      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [7],[13],[21],[22],[24]   582,300,000  
Amortized cost [7],[13],[21],[22],[24]   $ 0  
Investments at Fair Value [7],[13],[21],[22],[24]   $ 0  
Fair Value Percentage of Total Portfolio [4],[7],[13],[21],[22],[24]   0.00%  
Investment, Identifier [Axis]: MGTF Holdco, LLC, Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value   $ 0 0
Investment, Identifier [Axis]: MGTF Radio Company, LLC | Media      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[22],[31]   6.00%  
Investment coupon rate [8],[13],[22],[31]   10.30%  
Principal [13],[22],[31]   $ 45,021  
Amortized cost [13],[22],[31]   45,020  
Investments at Fair Value [13],[22],[31]   $ 11,408  
Fair Value Percentage of Total Portfolio [4],[13],[22],[31]   0.60%  
Investment, Identifier [Axis]: MGTF Radio Company, LLC, Senior Secured First Lien Debt      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 0 $ 11,408 31,672
Investment, Identifier [Axis]: MH Sub I, LLC, IT Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.25% 4.25%  
Investment coupon rate 7.92% 7.97%  
Principal $ 5,353 $ 5,367  
Amortized cost 5,226 5,225  
Investments at Fair Value $ 4,589 $ 4,978  
Fair Value Percentage of Total Portfolio 1.80% 1.80%  
Investment, Identifier [Axis]: MRI Software, LLC | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11] 4.75% [8],[13],[17]  
Investment coupon rate 8.45% [10],[11] 8.42% [8],[13],[17]  
Principal $ 2,175 [10] $ 52 [13],[17]  
Amortized cost 2,175 [10] 51 [13],[17]  
Investments at Fair Value $ 2,153 [10] $ 52 [13],[17]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: MRI Software, LLC | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11] 4.75% [8],[13],[17]  
Investment coupon rate 8.42% [10],[11] 8.44% [8],[13],[17]  
Principal $ 6,717 [10] $ 11 [13],[17]  
Amortized cost 6,692 [10] 11 [13],[17]  
Investments at Fair Value $ 6,650 [10] $ 11 [13],[17]  
Fair Value Percentage of Total Portfolio 0.40% [1],[10] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: MRI Software, LLC | Software 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13]  
Investment coupon rate 8.47% [10],[11],[16] 8.75% [8],[13]  
Principal $ 166 [10],[16] $ 2,180 [13]  
Amortized cost 165 [10],[16] 2,180 [13]  
Investments at Fair Value $ 162 [10],[16] $ 2,180 [13]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.10% [4],[13]  
Investment, Identifier [Axis]: MRI Software, LLC | Software 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13]  
Investment coupon rate 8.45% [10],[11],[16] 8.42% [8],[13]  
Principal $ 14 [10],[16] $ 6,734 [13]  
Amortized cost 14 [10],[16] 6,704 [13]  
Investments at Fair Value $ 14 [10],[16] $ 6,734 [13]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.40% [4],[13]  
Investment, Identifier [Axis]: MWH Intermediate II, LLC | Capital Markets 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11] 4.50%    
Investment coupon rate [10],[11] 8.18%    
Principal [10] $ 9,027    
Amortized cost [10] 8,965    
Investments at Fair Value [10] $ 8,965    
Fair Value Percentage of Total Portfolio [1],[10] 0.50%    
Investment, Identifier [Axis]: MWH Intermediate II, LLC | Capital Markets 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.50%    
Investment coupon rate [10],[11],[16] 8.18%    
Principal [10],[16] $ 942    
Amortized cost [10],[16] 929    
Investments at Fair Value [10],[16] $ 929    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.10%    
Investment, Identifier [Axis]: MWH Intermediate II, LLC | Capital Markets 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 4.50%    
Investment coupon rate [9],[10],[11] 8.20%    
Principal [9],[10] $ 15,355    
Amortized cost [9],[10] 15,246    
Investments at Fair Value [9],[10] $ 15,249    
Fair Value Percentage of Total Portfolio [1],[9],[10] 0.80%    
Investment, Identifier [Axis]: MWH Intermediate II, LLC | Financial Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   4.50%  
Investment coupon rate [8],[13],[17]   8.23%  
Principal [13],[17]   $ 2,005  
Amortized cost [13],[17]   1,966  
Investments at Fair Value [13],[17]   $ 1,941  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.10%  
Investment, Identifier [Axis]: MWH Intermediate II, LLC | Financial Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   4.50%  
Principal [13],[17]   $ 0  
Amortized cost [13],[17]   (13)  
Investments at Fair Value [13],[17]   $ (13)  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.00%  
Investment, Identifier [Axis]: MWH Intermediate II, LLC | Financial Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   4.50%  
Investment coupon rate [8],[12],[13]   8.19%  
Principal [12],[13]   $ 15,393  
Amortized cost [12],[13]   15,279  
Investments at Fair Value [12],[13]   $ 15,284  
Fair Value Percentage of Total Portfolio [4],[12],[13]   0.80%  
Investment, Identifier [Axis]: Mandrake Bidco, Inc. | Machinery 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (74) [10],[16] (81) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Mandrake Bidco, Inc. | Machinery 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [9],[10],[11],[14] 4.50% [8],[12],[13],[15]  
Investment coupon rate 8.17% [9],[10],[11],[14] 8.34% [8],[12],[13],[15]  
Principal $ 55,557 [9],[10],[14] $ 55,557 [12],[13],[15]  
Amortized cost 55,114 [9],[10],[14] 55,084 [12],[13],[15]  
Investments at Fair Value $ 55,557 [9],[10],[14] $ 55,557 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 3.00% [1],[9],[10],[14] 3.00% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Manna Pro Products, LLC | Food Products 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11] 6.50%    
Investment coupon rate [10],[11] 10.31%    
Investment coupon rate, PIK [10],[11] 3.50%    
Principal [10] $ 4,011    
Amortized cost [10] 3,962    
Investments at Fair Value [10] $ 3,373    
Fair Value Percentage of Total Portfolio [1],[10] 0.20%    
Investment, Identifier [Axis]: Manna Pro Products, LLC | Food Products 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 6.50%    
Investment coupon rate, PIK [10],[11],[16] 3.50%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (47)    
Investments at Fair Value [10],[16] $ (430)    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Manna Pro Products, LLC | Food Products 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[14] 6.50%    
Investment coupon rate [10],[11],[14] 10.31%    
Investment coupon rate, PIK [10],[11],[14] 3.50%    
Principal [10],[14] $ 1,912    
Amortized cost [10],[14] 1,888    
Investments at Fair Value [10],[14] $ 1,608    
Fair Value Percentage of Total Portfolio [1],[10],[14] 0.10%    
Investment, Identifier [Axis]: Manna Pro Products, LLC | Food Products 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[14] 6.50%    
Investment coupon rate [10],[11],[14] 10.31%    
Investment coupon rate, PIK [10],[11],[14] 3.50%    
Principal [10],[14] $ 6,877    
Amortized cost [10],[14] 6,792    
Investments at Fair Value [10],[14] $ 5,783    
Fair Value Percentage of Total Portfolio [1],[10],[14] 0.30%    
Investment, Identifier [Axis]: Manna Pro Products, LLC | Food Products 5      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[14] 6.50%    
Investment coupon rate [10],[11],[14] 10.31%    
Investment coupon rate, PIK [10],[11],[14] 3.50%    
Principal [10],[14] $ 24,253    
Amortized cost [10],[14] 23,951    
Investments at Fair Value [10],[14] $ 20,396    
Fair Value Percentage of Total Portfolio [1],[10],[14] 1.10%    
Investment, Identifier [Axis]: Manna Pro Products, LLC | Specialty Retail 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13]   6.50%  
Investment coupon rate [8],[13]   10.31%  
Investment coupon rate, PIK [8],[13]   3.50%  
Principal [13]   $ 3,973  
Amortized cost [13]   3,920  
Investments at Fair Value [13]   $ 3,341  
Fair Value Percentage of Total Portfolio [4],[13]   0.20%  
Investment, Identifier [Axis]: Manna Pro Products, LLC | Specialty Retail 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   6.50%  
Investment coupon rate, PIK [8],[13],[17]   3.50%  
Principal [13],[17]   $ 0  
Amortized cost [13],[17]   (22)  
Investments at Fair Value [13],[17]   $ (430)  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.00%  
Investment, Identifier [Axis]: Manna Pro Products, LLC | Specialty Retail 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13]   6.50%  
Investment coupon rate [8],[13]   10.31%  
Investment coupon rate, PIK [8],[13]   3.50%  
Principal [13]   $ 1,894  
Amortized cost [13]   1,869  
Investments at Fair Value [13]   $ 1,593  
Fair Value Percentage of Total Portfolio [4],[13]   0.10%  
Investment, Identifier [Axis]: Manna Pro Products, LLC | Specialty Retail 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13]   6.50%  
Investment coupon rate [8],[13]   10.31%  
Investment coupon rate, PIK [8],[13]   3.50%  
Principal [13]   $ 6,812  
Amortized cost [13]   6,721  
Investments at Fair Value [13]   $ 5,729  
Fair Value Percentage of Total Portfolio [4],[13]   0.30%  
Investment, Identifier [Axis]: Manna Pro Products, LLC | Specialty Retail 5      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13]   6.50%  
Investment coupon rate [8],[13]   10.31%  
Investment coupon rate, PIK [8],[13]   3.50%  
Principal [13]   $ 24,024  
Amortized cost [13]   23,702  
Investments at Fair Value [13]   $ 20,204  
Fair Value Percentage of Total Portfolio [4],[13]   1.10%  
Investment, Identifier [Axis]: Max US Bidco, Inc., Food Products      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% 5.00%  
Investment coupon rate 8.70% 8.67%  
Principal $ 4,900 $ 4,912  
Amortized cost 4,727 4,730  
Investments at Fair Value $ 4,007 $ 3,755  
Fair Value Percentage of Total Portfolio 1.50% 1.40%  
Investment, Identifier [Axis]: McDonald Worley, P.C. | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, PIK 30.00% [10],[11],[16],[32] 26.00% [8],[13],[17],[31]  
Principal $ 39,422 [10],[16],[32] $ 39,353 [13],[17],[31]  
Amortized cost 14,088 [10],[16],[32] 14,018 [13],[17],[31]  
Investments at Fair Value $ 4,845 [10],[16],[32] $ 6,513 [13],[17],[31]  
Fair Value Percentage of Total Portfolio 0.30% [1],[10],[16],[32] 0.40% [4],[13],[17],[31]  
Investment, Identifier [Axis]: McDonald Worley, P.C. | Professional Services 2      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 20,167,000 [10],[18],[19] 20,167,000 [7],[13],[21]  
Amortized cost $ 3,118 [10],[18],[19] $ 3,118 [7],[13],[21]  
Investments at Fair Value $ 10,828 [10],[18],[19] $ 10,264 [7],[13],[21]  
Fair Value Percentage of Total Portfolio 0.60% [1],[10],[18],[19] 0.60% [4],[7],[13],[21]  
Investment, Identifier [Axis]: Medical Management Resource Group, LLC | Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% [10],[11],[16] 5.75% [8],[13],[17]  
Investment coupon rate [8],[13],[17]   9.54%  
Principal $ 0 [10],[16] $ 772 [13],[17]  
Amortized cost (2) [10],[16] 768 [13],[17]  
Investments at Fair Value $ (28) [10],[16] $ 744 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Medical Management Resource Group, LLC | Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% [9],[10],[11] 5.75% [8],[12],[13]  
Investment coupon rate 9.55% [9],[10],[11] 9.52% [8],[12],[13]  
Principal $ 9,285 [9],[10] $ 9,309 [12],[13]  
Amortized cost 9,235 [9],[10] 9,248 [12],[13]  
Investments at Fair Value $ 9,160 [9],[10] $ 9,184 [12],[13]  
Fair Value Percentage of Total Portfolio 0.50% [1],[9],[10] 0.50% [4],[12],[13]  
Investment, Identifier [Axis]: Medical Management Resource Group, LLC | Health Care Providers & Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% [9],[10],[11] 5.75% [8],[12],[13]  
Investment coupon rate 9.55% [9],[10],[11] 9.52% [8],[12],[13]  
Principal $ 22,479 [9],[10] $ 22,538 [12],[13]  
Amortized cost 22,356 [9],[10] 22,388 [12],[13]  
Investments at Fair Value $ 22,175 [9],[10] $ 22,233 [12],[13]  
Fair Value Percentage of Total Portfolio 1.20% [1],[9],[10] 1.20% [4],[12],[13]  
Investment, Identifier [Axis]: Megavolt Borrower, LLC | Construction & Engineering      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [9],[10],[11],[14] 4.75% [8],[12],[13],[15]  
Investment coupon rate 8.45% [9],[10],[11],[14] 8.42% [8],[12],[13],[15]  
Principal $ 36,896 [9],[10],[14] $ 36,989 [12],[13],[15]  
Amortized cost 36,263 [9],[10],[14] 36,325 [12],[13],[15]  
Investments at Fair Value $ 36,896 [9],[10],[14] $ 36,989 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 2.00% [1],[9],[10],[14] 2.00% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Merlin Buyer, Inc., Machinery      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   4.00%  
Investment coupon rate   7.67%  
Principal   $ 1,108  
Amortized cost   1,106  
Investments at Fair Value   $ 1,118  
Fair Value Percentage of Total Portfolio   0.40%  
Investment, Identifier [Axis]: Merlin Buyer, Inc., Machinery 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00%    
Investment coupon rate 7.67%    
Principal $ 2,500    
Amortized cost 2,488    
Investments at Fair Value $ 2,500    
Fair Value Percentage of Total Portfolio 1.00%    
Investment, Identifier [Axis]: Merlin Buyer, Inc., Machinery 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00%    
Investment coupon rate 7.67%    
Principal $ 1,105    
Amortized cost 1,103    
Investments at Fair Value $ 1,105    
Fair Value Percentage of Total Portfolio 0.40%    
Investment, Identifier [Axis]: Mermaid Bidco Inc, IT Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   3.25%  
Investment coupon rate   7.15%  
Principal   $ 7,462  
Amortized cost   7,444  
Investments at Fair Value   $ 7,481  
Fair Value Percentage of Total Portfolio   2.70%  
Investment, Identifier [Axis]: Mermaid Bidco, Inc. , IT Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.25%    
Investment coupon rate 6.91%    
Principal $ 7,443    
Amortized cost 7,427    
Investments at Fair Value $ 7,276    
Fair Value Percentage of Total Portfolio 2.80%    
Investment, Identifier [Axis]: Michael Baker International, LLC | Construction & Engineering      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11] 4.50%    
Investment coupon rate [10],[11] 8.20%    
Principal [10] $ 17,638    
Amortized cost [10] 17,152    
Investments at Fair Value [10] $ 17,155    
Fair Value Percentage of Total Portfolio [1],[10] 0.90%    
Investment, Identifier [Axis]: Michael Baker International, LLC | Professional Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13]   4.50%  
Investment coupon rate [8],[13]   8.19%  
Principal [13]   $ 18,787  
Amortized cost [13]   18,224  
Investments at Fair Value [13]   $ 18,223  
Fair Value Percentage of Total Portfolio [4],[13]   1.00%  
Investment, Identifier [Axis]: Midwest Can Company, LLC | Containers & Packaging      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [9],[10],[11],[14] 6.00% [8],[12],[13],[15]  
Investment coupon rate 9.67% [9],[10],[11],[14] 9.82% [8],[12],[13],[15]  
Principal $ 27,902 [9],[10],[14] $ 27,902 [12],[13],[15]  
Amortized cost 27,902 [9],[10],[14] 27,902 [12],[13],[15]  
Investments at Fair Value $ 27,902 [9],[10],[14] $ 27,902 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 1.50% [1],[9],[10],[14] 1.50% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Mirra-Primeaccess Holdings, LLC | Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [10],[11] 6.50% [8],[13],[17]  
Investment coupon rate 10.43% [10],[11] 10.60% [8],[13],[17]  
Principal $ 67,910 [10] $ 8,442 [13],[17]  
Amortized cost 67,872 [10] 8,437 [13],[17]  
Investments at Fair Value $ 61,120 [10] $ 7,316 [13],[17]  
Fair Value Percentage of Total Portfolio 3.30% [1],[10] 0.40% [4],[13],[17]  
Investment, Identifier [Axis]: Mirra-Primeaccess Holdings, LLC | Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [10],[11],[16] 6.50% [8],[13]  
Investment coupon rate 10.43% [10],[11],[16] 10.60% [8],[13]  
Principal $ 8,442 [10],[16] $ 68,088 [13]  
Amortized cost 8,440 [10],[16] 68,020 [13]  
Investments at Fair Value $ 7,316 [10],[16] $ 61,279 [13]  
Fair Value Percentage of Total Portfolio 0.40% [1],[10],[16] 3.30% [4],[13]  
Investment, Identifier [Axis]: Monogram Food Solutions, LLC, Food Products      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00% 4.00%  
Investment coupon rate 7.78% 7.83%  
Principal $ 2,082 $ 2,088  
Amortized cost 2,027 2,027  
Investments at Fair Value $ 2,082 $ 2,088  
Fair Value Percentage of Total Portfolio 0.80% 0.80%  
Investment, Identifier [Axis]: Motor Vehicle Software Corp. | Software      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 223,503,000 [10],[18],[19],[33] 223,503,000 [7],[13],[21],[34]  
Amortized cost $ 355 [10],[18],[19],[33] $ 349 [7],[13],[21],[34]  
Investments at Fair Value $ 1,077 [10],[18],[19],[33] $ 1,077 [7],[13],[21],[34]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[18],[19],[33] 0.10% [4],[7],[13],[21],[34]  
Investment, Identifier [Axis]: Multi-Color Corp., Containers & Packaging      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.75%    
Investment coupon rate 10.41%    
Principal $ 276    
Amortized cost 261    
Investments at Fair Value $ 276    
Fair Value Percentage of Total Portfolio 0.10%    
Investment, Identifier [Axis]: Muth Mirror Systems, LLC | Automobile Components 4      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [7],[13],[21],[24]   153,038,000  
Amortized cost [7],[13],[21],[24]   $ 0  
Investments at Fair Value [7],[13],[21],[24]   $ 0  
Fair Value Percentage of Total Portfolio [4],[7],[13],[21],[24]   0.00%  
Investment, Identifier [Axis]: Muth Mirror Systems, LLC | Automobile Components 1      
Schedule of Investments [Line Items]      
Investment coupon rate 11.00% [10],[11],[16],[32] 11.00% [8],[13],[17],[31]  
Investment coupon rate, PIK 4.00% [10],[11],[16],[32] 4.00% [8],[13],[17],[31]  
Principal $ 930 [10],[16],[32] $ 1,051 [13],[17],[31]  
Amortized cost 868 [10],[16],[32] 998 [13],[17],[31]  
Investments at Fair Value $ 6 [10],[16],[32] $ 396 [13],[17],[31]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16],[32] 0.00% [4],[13],[17],[31]  
Investment, Identifier [Axis]: Muth Mirror Systems, LLC | Automobile Components 2      
Schedule of Investments [Line Items]      
Investment coupon rate 11.00% [10],[11],[32] 11.00% [8],[13],[31]  
Investment coupon rate, PIK 4.00% [10],[11],[32] 4.00% [8],[13],[31]  
Principal $ 15,420 [10],[32] $ 15,248 [13],[31]  
Amortized cost 14,188 [10],[32] 14,188 [13],[31]  
Investments at Fair Value $ 4,626 [10],[32] $ 7,624 [13],[31]  
Fair Value Percentage of Total Portfolio 0.30% [1],[10],[32] 0.40% [4],[13],[31]  
Investment, Identifier [Axis]: Muth Mirror Systems, LLC | Automobile Components 3      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 22,819,000 [10],[18],[19],[23] 22,819,000 [7],[13],[21],[24]  
Amortized cost $ 0 [10],[18],[19],[23] $ 0 [7],[13],[21],[24]  
Investments at Fair Value $ 0 [10],[18],[19],[23] $ 0 [7],[13],[21],[24]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[18],[19],[23] 0.00% [4],[7],[13],[21],[24]  
Investment, Identifier [Axis]: Muth Mirror Systems, LLC | Automobile Components 4      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [10],[18],[19],[23] 153,038,000    
Amortized cost [10],[18],[19],[23] $ 0    
Investments at Fair Value [10],[18],[19],[23] $ 0    
Fair Value Percentage of Total Portfolio [1],[10],[18],[19],[23] 0.00%    
Investment, Identifier [Axis]: Neptune Bidco US, Inc., Interactive Media & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   9.75%  
Investment coupon rate   13.76%  
Principal   $ 579  
Amortized cost   568  
Investments at Fair Value   $ 579  
Fair Value Percentage of Total Portfolio   0.20%  
Investment, Identifier [Axis]: NewStar Arlington Senior Loan Program, LLC 14-1A FR | Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 11.00% [10],[11],[19],[25],[27] 11.00% [7],[8],[13],[26],[28]  
Investment coupon rate 14.93% [10],[11],[19],[25],[27] 15.12% [7],[8],[13],[26],[28]  
Principal $ 4,750 [10],[19],[25],[27] $ 4,750 [7],[13],[26],[28]  
Amortized cost 4,268 [10],[19],[25],[27] 4,253 [7],[13],[26],[28]  
Investments at Fair Value $ 3,553 [10],[19],[25],[27] $ 4,322 [7],[13],[26],[28]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10],[19],[25],[27] 0.20% [4],[7],[13],[26],[28]  
Investment, Identifier [Axis]: NewStar Arlington Senior Loan Program, LLC 14-1A FR, Collateralized Securities      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 3,553 $ 4,322 4,237
Investment, Identifier [Axis]: NewStar Arlington Senior Loan Program, LLC 14-1A SUB | Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate 0.00% [10],[11],[19],[25],[27],[35] 0.00% [7],[8],[13],[26],[28],[36]  
Principal $ 31,603 [10],[19],[25],[27],[35] $ 31,603 [7],[13],[26],[28],[36]  
Amortized cost 3,163 [10],[19],[25],[27],[35] 3,163 [7],[13],[26],[28],[36]  
Investments at Fair Value $ 0 [10],[19],[25],[27],[35] $ 0 [7],[13],[26],[28],[36]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[19],[25],[27],[35] 0.00% [4],[7],[13],[26],[28],[36]  
Investment, Identifier [Axis]: NewStar Arlington Senior Loan Program, LLC 14-1A SUB, Collateralized Securities      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 0 $ 0 2,170
Investment, Identifier [Axis]: Newstar Fairfield Fund CLO, Ltd. 2015-1RA F, Collateralized Securities      
Schedule of Investments [Line Items]      
Investments at Fair Value   $ 0 2,457
Investment, Identifier [Axis]: Newstar Fairfield Fund CLO, Ltd. 2015-1RA SUB | Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate 0.00% [10],[11],[19],[25],[27],[35] 0.00% [7],[8],[13],[26],[28],[36]  
Principal $ 31,575 [10],[19],[25],[27],[35] $ 31,575 [7],[13],[26],[28],[36]  
Amortized cost (12) [10],[19],[25],[27],[35] 0 [7],[13],[26],[28],[36]  
Investments at Fair Value $ 476 [10],[19],[25],[27],[35] $ 477 [7],[13],[26],[28],[36]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[19],[25],[27],[35] 0.00% [4],[7],[13],[26],[28],[36]  
Investment, Identifier [Axis]: Newstar Fairfield Fund CLO, Ltd. 2015-1RA SUB, Collateralized Securities      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 476 $ 477 1,208
Investment, Identifier [Axis]: Nexus Buyer, LLC , Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.50%    
Investment coupon rate 7.17%    
Principal $ 4,950    
Amortized cost 4,933    
Investments at Fair Value $ 4,750    
Fair Value Percentage of Total Portfolio 1.80%    
Investment, Identifier [Axis]: Nexus Buyer, LLC, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   3.50%  
Investment coupon rate   7.22%  
Principal   $ 4,962  
Amortized cost   4,944  
Investments at Fair Value   $ 4,889  
Fair Value Percentage of Total Portfolio   1.80%  
Investment, Identifier [Axis]: Norvax, LLC | Insurance 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [10],[11] 11.39% [8],[13]  
Investment coupon rate 9.17% [10],[11] 15.28% [8],[13]  
Investment coupon rate, PIK [8],[13]   6.89%  
Principal $ 228 [10] $ 371 [13]  
Amortized cost 228 [10] 371 [13]  
Investments at Fair Value $ 228 [10] $ 354 [13]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10] 0.00% [4],[13]  
Investment, Identifier [Axis]: Norvax, LLC | Insurance 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 11.68% [10],[11] 5.50% [8],[13]  
Investment coupon rate 15.50% [10],[11] 9.24% [8],[13]  
Investment coupon rate, PIK [10],[11] 7.18%    
Principal $ 378 [10] $ 228 [13]  
Amortized cost 378 [10] 228 [13]  
Investments at Fair Value $ 360 [10] $ 228 [13]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10] 0.00% [4],[13]  
Investment, Identifier [Axis]: Nouryon Finance B.V., Chemicals      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.25% 3.25%  
Investment coupon rate 7.04% 7.04%  
Principal $ 2,198 $ 2,204  
Amortized cost 2,188 2,192  
Investments at Fair Value $ 2,151 $ 2,202  
Fair Value Percentage of Total Portfolio 0.80% 0.80%  
Investment, Identifier [Axis]: ORG GC Holdings, LLC | Professional Services 2      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [7],[13],[21],[24],[26]   1,771,000  
Amortized cost [7],[13],[21],[24],[26]   $ 0  
Investments at Fair Value [7],[13],[21],[24],[26]   $ 0  
Fair Value Percentage of Total Portfolio [4],[7],[13],[21],[24],[26]   0.00%  
Investment, Identifier [Axis]: ORG GC Holdings, LLC | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [10],[11],[25] 6.50% [8],[13],[26]  
Investment coupon rate 10.46% [10],[11],[25] 10.43% [8],[13],[26]  
Principal $ 10,111 [10],[25] $ 10,111 [13],[26]  
Amortized cost 10,120 [10],[25] 10,122 [13],[26]  
Investments at Fair Value $ 10,111 [10],[25] $ 10,111 [13],[26]  
Fair Value Percentage of Total Portfolio 0.60% [1],[10],[25] 0.50% [4],[13],[26]  
Investment, Identifier [Axis]: ORG GC Holdings, LLC | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, PIK 18.00% [10],[11],[25],[32] 18.00% [8],[13],[26],[31]  
Principal $ 7,342 [10],[25],[32] $ 7,026 [13],[26],[31]  
Amortized cost 6,226 [10],[25],[32] 6,226 [13],[26],[31]  
Investments at Fair Value $ 2,570 [10],[25],[32] $ 2,810 [13],[26],[31]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10],[25],[32] 0.20% [4],[13],[26],[31]  
Investment, Identifier [Axis]: ORG GC Holdings, LLC | Professional Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, PIK [7],[8],[13],[21],[24],[26]   15.00%  
Number of Shares (in shares) 1,771,000 [10],[18],[19],[23],[25] 12,539,911,000 [7],[13],[21],[24],[26]  
Amortized cost $ 0 [10],[18],[19],[23],[25] $ 0 [7],[13],[21],[24],[26]  
Investments at Fair Value $ 0 [10],[18],[19],[23],[25] $ 0 [7],[13],[21],[24],[26]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[18],[19],[23],[25] 0.00% [4],[7],[13],[21],[24],[26]  
Investment, Identifier [Axis]: ORG GC Holdings, LLC | Professional Services 4      
Schedule of Investments [Line Items]      
Investment coupon rate, PIK [10],[11],[18],[19],[23],[25] 15.00%    
Number of Shares (in shares) [10],[18],[19],[23],[25] 12,539,911,000    
Amortized cost [10],[18],[19],[23],[25] $ 0    
Investments at Fair Value [10],[18],[19],[23],[25] $ 0    
Fair Value Percentage of Total Portfolio [1],[10],[18],[19],[23],[25] 0.00%    
Investment, Identifier [Axis]: ORG GC Holdings, LLC, Equity/Other Investments 1      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 0 $ 0 0
Investment, Identifier [Axis]: ORG GC Holdings, LLC, Equity/Other Investments 2      
Schedule of Investments [Line Items]      
Investments at Fair Value 0 0 0
Investment, Identifier [Axis]: ORG GC Holdings, LLC, Equity/Other Investments 3      
Schedule of Investments [Line Items]      
Investments at Fair Value   0 0
Investment, Identifier [Axis]: ORG GC Holdings, LLC, Senior Secured First Lien Debt      
Schedule of Investments [Line Items]      
Investments at Fair Value 10,111 10,111 10,112
Investment, Identifier [Axis]: ORG GC Holdings, LLC, Senior Secured Second Lien Debt      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 2,570 $ 2,810 4,999
Investment, Identifier [Axis]: OSV Thunderbold Topco, Inc. | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, PIK [10],[11] 12.00%    
Principal [10] $ 4,548    
Amortized cost [10] 4,548    
Investments at Fair Value [10] $ 4,548    
Fair Value Percentage of Total Portfolio [1],[10] 0.20%    
Investment, Identifier [Axis]: OSV Thunderbold Topco, Inc. | Professional Services 2      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [10],[18],[19] 577,005,000    
Amortized cost [10],[18],[19] $ 0    
Investments at Fair Value [10],[18],[19] $ 0    
Fair Value Percentage of Total Portfolio [1],[10],[18],[19] 0.00%    
Investment, Identifier [Axis]: Odessa Technologies, Inc. | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [10],[11],[16] 5.50% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (9) [10],[16] (10) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Odessa Technologies, Inc. | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [9],[10],[11] 5.50% [8],[12],[13]  
Investment coupon rate 9.30% [9],[10],[11] 9.27% [8],[12],[13]  
Principal $ 20,183 [9],[10] $ 20,236 [12],[13]  
Amortized cost 20,150 [9],[10] 20,195 [12],[13]  
Investments at Fair Value $ 20,183 [9],[10] $ 20,236 [12],[13]  
Fair Value Percentage of Total Portfolio 1.10% [1],[9],[10] 1.10% [4],[12],[13]  
Investment, Identifier [Axis]: Omnia Partners, LLC , Commercial Services & Supplies      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   2.75%  
Investment coupon rate   6.46%  
Principal   $ 6,152  
Amortized cost   6,121  
Investments at Fair Value   $ 6,171  
Fair Value Percentage of Total Portfolio   2.20%  
Investment, Identifier [Axis]: Omnia Partners, LLC, Commercial Services & Supplies      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75%    
Investment coupon rate 6.43%    
Principal $ 6,137    
Amortized cost 6,108    
Investments at Fair Value $ 6,125    
Fair Value Percentage of Total Portfolio 2.40%    
Investment, Identifier [Axis]: One Source Virtual, Inc. | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.75%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (13)    
Investments at Fair Value [10],[16] $ (13)    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: OneSource Virtual, Inc. | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11] 4.75%    
Investment coupon rate [10],[11] 8.45%    
Principal [10] $ 18,967    
Amortized cost [10] 18,878    
Investments at Fair Value [10] $ 18,874    
Fair Value Percentage of Total Portfolio [1],[10] 1.00%    
Investment, Identifier [Axis]: PG&E Corp., Electric Utilities      
Schedule of Investments [Line Items]      
Investment coupon rate 6.00% 6.00%  
Principal $ 230 $ 230  
Amortized cost 10,683 10,683  
Investments at Fair Value $ 9,868 $ 9,412  
Fair Value Percentage of Total Portfolio 3.80% 3.40%  
Investment, Identifier [Axis]: PODS, LLC, Air Freight & Logistics      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.00% 3.00%  
Investment coupon rate 6.78% 6.83%  
Principal $ 7,419 $ 7,438  
Amortized cost 7,147 7,133  
Investments at Fair Value $ 7,369 $ 7,343  
Fair Value Percentage of Total Portfolio 2.80% 2.60%  
Investment, Identifier [Axis]: Palmdale Oil Co., LLC | Oil, Gas & Consumable Fuels      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11] 4.75% [8],[13]  
Investment coupon rate 8.38% [10],[11] 8.38% [8],[13]  
Principal $ 4,348 [10] $ 3,351 [13]  
Amortized cost 4,333 [10] 3,335 [13]  
Investments at Fair Value $ 4,328 [10] $ 3,335 [13]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10] 0.20% [4],[13]  
Investment, Identifier [Axis]: Peer Holding III B.V., Broadline Retail      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.50%  
Investment coupon rate 6.20% 6.17%  
Principal $ 5,925 $ 5,940  
Amortized cost 5,925 5,940  
Investments at Fair Value $ 5,907 $ 5,961  
Fair Value Percentage of Total Portfolio 2.30% 2.10%  
Investment, Identifier [Axis]: PennantPark Credit Opportunities Fund II, LP | Capital Markets      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 8,739,000 [18],[19],[25],[27] 8,739,000 [7],[21],[26],[28]  
Amortized cost $ 962 [18],[19],[25],[27] $ 962 [7],[21],[26],[28]  
Investments at Fair Value $ 718 [18],[19],[25],[27] $ 552 [7],[21],[26],[28]  
Fair Value Percentage of Total Portfolio 0.00% [1],[18],[19],[25],[27] 0.00% [4],[7],[21],[26],[28]  
Investment, Identifier [Axis]: PennantPark Credit Opportunities Fund II, LP, Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 718 $ 552 603
Investment, Identifier [Axis]: Peraton Corp., Communications Equipment      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   7.75%  
Investment coupon rate   11.67%  
Principal   $ 9,750  
Amortized cost   7,882  
Investments at Fair Value   $ 7,636  
Fair Value Percentage of Total Portfolio   2.80%  
Investment, Identifier [Axis]: Peraton Corp., Communications Equipment, S+ 7.75% (11.52%)      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 7.75%    
Investment coupon rate 11.52%    
Principal $ 9,750    
Amortized cost 7,992    
Investments at Fair Value $ 6,971    
Fair Value Percentage of Total Portfolio 2.70%    
Investment, Identifier [Axis]: PetSmart, LLC, Specialty Retail      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00% 4.00%  
Investment coupon rate 7.68% 7.73%  
Principal $ 2,455 $ 2,455  
Amortized cost 2,455 2,455  
Investments at Fair Value $ 2,436 $ 2,442  
Fair Value Percentage of Total Portfolio 0.90% 0.90%  
Investment, Identifier [Axis]: PetVet Care Centers, LLC | Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [11] 6.00% [8],[13],[17]  
Investment coupon rate 9.68% [11] 9.84% [8],[13],[17]  
Principal $ 806 $ 403 [13],[17]  
Amortized cost 794 390 [13],[17]  
Investments at Fair Value $ 403 $ 210 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: PetVet Care Centers, LLC | Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [9],[10],[11],[14] 6.00% [8],[12],[13],[15]  
Investment coupon rate 9.67% [9],[10],[11],[14] 9.72% [8],[12],[13],[15]  
Principal $ 30,218 [9],[10],[14] $ 30,296 [12],[13],[15]  
Amortized cost 29,796 [9],[10],[14] 29,851 [12],[13],[15]  
Investments at Fair Value $ 27,196 [9],[10],[14] $ 28,841 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 1.50% [1],[9],[10],[14] 1.60% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Pie Buyer, Inc. | Consumer Staples Distribution & Retail 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [10],[11],[16] 5.50% [8],[13]  
Investment coupon rate 9.50% [10],[11],[16] 9.92% [8],[13]  
Principal $ 2,151 [10],[16] $ 2,581 [13]  
Amortized cost 2,147 [10],[16] 2,581 [13]  
Investments at Fair Value $ 1,893 [10],[16] $ 2,323 [13]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10],[16] 0.10% [4],[13]  
Investment, Identifier [Axis]: Pie Buyer, Inc. | Consumer Staples Distribution & Retail 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [9],[10],[11] 5.50% [8],[12],[13]  
Investment coupon rate 9.49% [9],[10],[11] 9.92% [8],[12],[13]  
Principal $ 8,653 [9],[10] $ 8,653 [12],[13]  
Amortized cost 8,640 [9],[10] 8,637 [12],[13]  
Investments at Fair Value $ 7,787 [9],[10] $ 7,787 [12],[13]  
Fair Value Percentage of Total Portfolio 0.40% [1],[9],[10] 0.40% [4],[12],[13]  
Investment, Identifier [Axis]: Pie Buyer, Inc. | Consumer Staples Distribution & Retail 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [9],[10],[11] 5.50% [8],[12],[13]  
Investment coupon rate 9.49% [9],[10],[11] 9.92% [8],[12],[13]  
Principal $ 2,269 [9],[10] $ 2,269 [12],[13]  
Amortized cost 2,268 [9],[10] 2,267 [12],[13]  
Investments at Fair Value $ 2,042 [9],[10] $ 2,042 [12],[13]  
Fair Value Percentage of Total Portfolio 0.10% [1],[9],[10] 0.10% [4],[12],[13]  
Investment, Identifier [Axis]: Pie Buyer, Inc. | Consumer Staples Distribution & Retail 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [9],[10],[11],[14] 5.50% [8],[12],[13],[15]  
Investment coupon rate 9.49% [9],[10],[11],[14] 9.92% [8],[12],[13],[15]  
Principal $ 39,979 [9],[10],[14] $ 39,979 [12],[13],[15]  
Amortized cost 39,915 [9],[10],[14] 39,895 [12],[13],[15]  
Investments at Fair Value $ 35,982 [9],[10],[14] $ 35,981 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 2.00% [1],[9],[10],[14] 2.00% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Pie Buyer, Inc. | Consumer Staples Distribution & Retail 5      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [9],[10],[11],[14] 5.50% [8],[12],[13],[15]  
Investment coupon rate 9.38% [9],[10],[11],[14] 9.49% [8],[12],[13],[15]  
Principal $ 2,949 [9],[10],[14] $ 2,956 [12],[13],[15]  
Amortized cost 2,944 [9],[10],[14] 2,950 [12],[13],[15]  
Investments at Fair Value $ 2,654 [9],[10],[14] $ 2,660 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 0.10% [1],[9],[10],[14] 0.10% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Pluralsight, LLC | Software      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [7],[13],[21]   2,267,044,000  
Amortized cost [7],[13],[21]   $ 5,986  
Investments at Fair Value [7],[13],[21]   $ 0  
Fair Value Percentage of Total Portfolio [4],[7],[13],[21]   0.00%  
Investment, Identifier [Axis]: Pluralsight, LLC | Software      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [10],[18],[19] 2,267,044,000    
Amortized cost [10],[18],[19] $ 5,986    
Investments at Fair Value [10],[18],[19] $ 0    
Fair Value Percentage of Total Portfolio [1],[10],[18],[19] 0.00%    
Investment, Identifier [Axis]: Pluralsight, LLC | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11] 4.50% [8],[13]  
Investment coupon rate 8.17% [10],[11] 8.32% [8],[13]  
Investment coupon rate, PIK 1.50% [10],[11] 1.50% [8],[13]  
Principal $ 4,612 [10] $ 4,600 [13]  
Amortized cost 4,612 [10] 4,600 [13]  
Investments at Fair Value $ 4,569 [10] $ 4,600 [13]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10] 0.20% [4],[13]  
Investment, Identifier [Axis]: Pluralsight, LLC | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11] 7.50% [8],[13]  
Investment coupon rate [10],[11] 8.17%    
Investment coupon rate, PIK 1.50% [10],[11] 11.32% [8],[13]  
Principal $ 2,343 [10] $ 7,917 [13]  
Amortized cost 2,343 [10] 7,917 [13]  
Investments at Fair Value $ 2,321 [10] $ 7,422 [13]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10] 0.40% [4],[13]  
Investment, Identifier [Axis]: Pluralsight, LLC | Software 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13]  
Investment coupon rate [8],[13]   8.32%  
Investment coupon rate, PIK 1.50% [10],[11],[16] 1.50% [8],[13]  
Principal $ 0 [10],[16] $ 2,336 [13]  
Amortized cost 0 [10],[16] 2,336 [13]  
Investments at Fair Value $ (26) [10],[16] $ 2,336 [13]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.10% [4],[13]  
Investment, Identifier [Axis]: Pluralsight, LLC | Software 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.50%    
Investment coupon rate, PIK [10],[11],[16] 1.50%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] 0    
Investments at Fair Value [10],[16] $ (11)    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Pluralsight, LLC | Software 5      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[32] 7.50%    
Investment coupon rate, PIK [10],[11],[32] 11.17%    
Principal [10],[32] $ 8,225    
Amortized cost [10],[32] 7,917    
Investments at Fair Value [10],[32] $ 822    
Fair Value Percentage of Total Portfolio [1],[10],[32] 0.00%    
Investment, Identifier [Axis]: Pluto Acquisition I, Inc. | Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [11] 5.50% [8]  
Investment coupon rate 9.21% [11] 9.19% [8]  
Principal $ 3,304 $ 3,304  
Amortized cost 3,304 3,304  
Investments at Fair Value $ 3,329 $ 3,337  
Fair Value Percentage of Total Portfolio 0.20% [1] 0.20% [4]  
Investment, Identifier [Axis]: Pluto Acquisition I, Inc. | Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 8.75% [9],[10],[11] 8.75% [8],[12],[13]  
Investment coupon rate [9],[10],[11] 12.42%    
Investment coupon rate, PIK [8],[12],[13]   12.49%  
Principal $ 40,167 [9],[10] $ 40,167 [12],[13]  
Amortized cost 35,807 [9],[10] 35,489 [12],[13]  
Investments at Fair Value $ 32,134 [9],[10] $ 32,134 [12],[13]  
Fair Value Percentage of Total Portfolio 1.70% [1],[9],[10] 1.80% [4],[12],[13]  
Investment, Identifier [Axis]: Pluto Acquisition I, Inc., Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00% 4.00%  
Investment coupon rate 7.66% 7.87%  
Principal $ 9,607 $ 9,630  
Amortized cost 9,607 9,631  
Investments at Fair Value $ 8,358 $ 7,984  
Fair Value Percentage of Total Portfolio 3.20% 2.90%  
Investment, Identifier [Axis]: Point Broadband Acquisition, LLC | Diversified Telecommunication Services 1      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [7],[13],[21],[24]   164,759,000  
Amortized cost [7],[13],[21],[24]   $ 0  
Investments at Fair Value [7],[13],[21],[24]   $ 124  
Fair Value Percentage of Total Portfolio [4],[7],[13],[21],[24]   0.00%  
Investment, Identifier [Axis]: Point Broadband Acquisition, LLC | Diversified Telecommunication Services 2      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [13],[21],[24]   3,710,315,000  
Amortized cost [13],[21],[24]   $ 4,941  
Investments at Fair Value [13],[21],[24]   $ 4,935  
Fair Value Percentage of Total Portfolio [4],[13],[21],[24]   0.30%  
Investment, Identifier [Axis]: Point Broadband Acquisition, LLC | Diversified Telecommunication Services 1      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [10],[18],[19],[23] 164,759,000    
Amortized cost [10],[18],[19],[23] $ 0    
Investments at Fair Value [10],[18],[19],[23] $ 124    
Fair Value Percentage of Total Portfolio [1],[10],[18],[19],[23] 0.00%    
Investment, Identifier [Axis]: Point Broadband Acquisition, LLC | Diversified Telecommunication Services 2      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [10],[18],[19],[23] 3,710,315,000    
Amortized cost [10],[18],[19],[23] $ 4,941    
Investments at Fair Value [10],[18],[19],[23] $ 4,935    
Fair Value Percentage of Total Portfolio [1],[10],[18],[19],[23] 0.30%    
Investment, Identifier [Axis]: Post Road Equipment Finance, LLC | Asset Based Financing      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [10],[19],[20],[23],[29] 199,972,000    
Amortized cost [10],[19],[20],[23],[29] $ 128,429    
Investments at Fair Value [10],[19],[20],[23],[29] $ 128,252    
Fair Value Percentage of Total Portfolio [1],[10],[19],[20],[23],[29] 7.00%    
Investment, Identifier [Axis]: Post Road Equipment Finance, LLC | Asset Based Financing 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17],[22],[30]   7.75%  
Principal [13],[17],[22],[30]   $ 0  
Amortized cost [13],[17],[22],[30]   (58)  
Investments at Fair Value [13],[17],[22],[30]   $ 0  
Fair Value Percentage of Total Portfolio [4],[13],[17],[22],[30]   0.00%  
Investment, Identifier [Axis]: Post Road Equipment Finance, LLC | Asset Based Financing      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [7],[13],[22],[24],[30]   199,972,000  
Amortized cost [7],[13],[22],[24],[30]   $ 128,429  
Investments at Fair Value [7],[13],[22],[24],[30]   $ 128,252  
Fair Value Percentage of Total Portfolio [4],[7],[13],[22],[24],[30]   7.00%  
Investment, Identifier [Axis]: Post Road Equipment Finance, LLC | Asset Based Financing 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 7.75% [10],[11],[16],[20],[29] 7.75% [8],[13],[17],[22],[30]  
Investment coupon rate 12.05% [10],[11],[16],[20],[29] 11.66% [8],[13],[17],[22],[30]  
Principal $ 3,000 [10],[16],[20],[29] $ 34,000 [13],[17],[22],[30]  
Amortized cost 2,927 [10],[16],[20],[29] 33,995 [13],[17],[22],[30]  
Investments at Fair Value $ 3,000 [10],[16],[20],[29] $ 34,000 [13],[17],[22],[30]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10],[16],[20],[29] 1.80% [4],[13],[17],[22],[30]  
Investment, Identifier [Axis]: Post Road Equipment Finance, LLC | Asset Based Financing 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[20],[29] 7.75%    
Investment coupon rate [10],[11],[20],[29] 11.42%    
Principal [10],[20],[29] $ 35,000    
Amortized cost [10],[20],[29] 34,995    
Investments at Fair Value [10],[20],[29] $ 35,000    
Fair Value Percentage of Total Portfolio [1],[10],[20],[29] 1.90%    
Investment, Identifier [Axis]: Post Road Equipment Finance, LLC | Asset Based Financing 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 7.75% [10],[11],[20],[29] 7.75% [8],[13],[22],[30]  
Investment coupon rate 11.42% [10],[11],[20],[29] 11.66% [8],[13],[22],[30]  
Principal $ 62,600 [10],[20],[29] $ 62,600 [13],[22],[30]  
Amortized cost 62,617 [10],[20],[29] 62,609 [13],[22],[30]  
Investments at Fair Value $ 62,600 [10],[20],[29] $ 62,601 [13],[22],[30]  
Fair Value Percentage of Total Portfolio 3.40% [1],[10],[20],[29] 3.40% [4],[13],[22],[30]  
Investment, Identifier [Axis]: Post Road Equipment Finance, LLC, Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 128,252 $ 128,252 119,233
Investment, Identifier [Axis]: Post Road Equipment Finance, LLC, Subordinated Debt 1      
Schedule of Investments [Line Items]      
Investments at Fair Value 62,600 62,601 62,599
Investment, Identifier [Axis]: Post Road Equipment Finance, LLC, Subordinated Debt 2      
Schedule of Investments [Line Items]      
Investments at Fair Value 35,000 34,000 35,000
Investment, Identifier [Axis]: Post Road Equipment Finance, LLC, Subordinated Debt 3      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 3,000 $ 0 3,000
Investment, Identifier [Axis]: Pregis TopCo, LLC, Containers & Packaging      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00% 4.00%  
Investment coupon rate 7.67% 7.72%  
Principal $ 6,644 $ 6,661  
Amortized cost 6,634 6,648  
Investments at Fair Value $ 6,631 $ 6,712  
Fair Value Percentage of Total Portfolio 2.60% 2.40%  
Investment, Identifier [Axis]: Pretzel Parent, Inc, Entertainment      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50%    
Investment coupon rate 8.17%    
Principal $ 3,465    
Amortized cost 3,422    
Investments at Fair Value $ 3,404    
Fair Value Percentage of Total Portfolio 1.30%    
Investment, Identifier [Axis]: Pretzel Parent, Inc., Entertainment      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   4.50%  
Investment coupon rate   8.22%  
Principal   $ 3,474  
Amortized cost   3,428  
Investments at Fair Value   $ 3,426  
Fair Value Percentage of Total Portfolio   1.20%  
Investment, Identifier [Axis]: Primo Brands Corp., Beverages      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75%    
Investment coupon rate 6.45%    
Principal $ 6,134    
Amortized cost 6,103    
Investments at Fair Value $ 6,141    
Fair Value Percentage of Total Portfolio 2.40%    
Investment, Identifier [Axis]: ProAmpac PG Borrower, LLC, Chemicals      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00%    
Investment coupon rate 7.78%    
Principal $ 7,061    
Amortized cost 6,956    
Investments at Fair Value $ 6,802    
Fair Value Percentage of Total Portfolio 2.60%    
Investment, Identifier [Axis]: Proofpoint, Inc, Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.00%    
Investment coupon rate 6.70%    
Principal $ 6,599    
Amortized cost 6,577    
Investments at Fair Value $ 6,379    
Fair Value Percentage of Total Portfolio 2.50%    
Investment, Identifier [Axis]: Proofpoint, Inc., Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   3.00%  
Investment coupon rate   6.92%  
Principal   $ 6,616  
Amortized cost   6,591  
Investments at Fair Value   $ 6,644  
Fair Value Percentage of Total Portfolio   2.40%  
Investment, Identifier [Axis]: Pug, LLC, Entertainment      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% 4.75%  
Investment coupon rate 8.42% 8.47%  
Principal $ 5,500 $ 2,500  
Amortized cost 5,474 2,471  
Investments at Fair Value $ 5,400 $ 2,474  
Fair Value Percentage of Total Portfolio 2.10% 0.90%  
Investment, Identifier [Axis]: Questex, Inc. | Media 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [10],[11],[16] 5.50% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (24) [10],[16] (26) [13],[17]  
Investments at Fair Value $ (32) [10],[16] $ (32) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Questex, Inc. | Media 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [10],[11],[14] 5.50% [8],[13],[15]  
Investment coupon rate 9.18% [10],[11],[14] 9.38% [8],[13],[15]  
Principal $ 14,911 [10],[14] $ 14,949 [13],[15]  
Amortized cost 14,708 [10],[14] 14,725 [13],[15]  
Investments at Fair Value $ 14,665 [10],[14] $ 14,703 [13],[15]  
Fair Value Percentage of Total Portfolio 0.80% [1],[10],[14] 0.80% [4],[13],[15]  
Investment, Identifier [Axis]: Quikrete Holdings, Inc., Construction Materials 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.25% 2.25%  
Investment coupon rate 5.92% 5.97%  
Principal $ 4,494 $ 4,506  
Amortized cost 4,488 4,499  
Investments at Fair Value $ 4,485 $ 4,517  
Fair Value Percentage of Total Portfolio 1.70% 1.60%  
Investment, Identifier [Axis]: Quikrete Holdings, Inc., Construction Materials 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.25% 2.25%  
Investment coupon rate 5.92% 5.97%  
Principal $ 2,525 $ 2,531  
Amortized cost 2,520 2,525  
Investments at Fair Value $ 2,518 $ 2,538  
Fair Value Percentage of Total Portfolio 1.00% 0.90%  
Investment, Identifier [Axis]: RMP Group, Inc. | Health Care Technology      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 223,000 [10],[18],[19],[23] 223,000 [7],[13],[21],[24]  
Amortized cost $ 333 [10],[18],[19],[23] $ 333 [7],[13],[21],[24]  
Investments at Fair Value $ 54 [10],[18],[19],[23] $ 246 [7],[13],[21],[24]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[18],[19],[23] 0.00% [4],[7],[13],[21],[24]  
Investment, Identifier [Axis]: Radiology Partners, Inc, Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50%    
Investment coupon rate 8.17%    
Principal $ 7,572    
Amortized cost 7,504    
Investments at Fair Value $ 7,446    
Fair Value Percentage of Total Portfolio 2.90%    
Investment, Identifier [Axis]: Radiology Partners, Inc., Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   4.50%  
Investment coupon rate   8.17%  
Principal   $ 7,591  
Amortized cost   7,518  
Investments at Fair Value   $ 7,570  
Fair Value Percentage of Total Portfolio   2.70%  
Investment, Identifier [Axis]: Raven Acquisition Holdings, LLC, Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.00% 3.00%  
Investment coupon rate 6.67% 6.72%  
Principal $ 9,702 $ 9,727  
Amortized cost 9,649 9,670  
Investments at Fair Value $ 9,506 $ 9,754  
Fair Value Percentage of Total Portfolio 3.70% 3.50%  
Investment, Identifier [Axis]: Raven Acquisition Holdings, LLC, Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.00% 3.00%  
Principal $ 0 $ 0  
Amortized cost (4) (4)  
Investments at Fair Value $ (14) $ 2  
Fair Value Percentage of Total Portfolio 0.00% 0.00%  
Investment, Identifier [Axis]: Reagent Chemical and Research, LLC | Chemicals 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [10],[11] 5.25% [8],[13]  
Investment coupon rate 8.92% [10],[11] 9.17% [8],[13]  
Principal $ 5,311 [10] $ 5,605 [13]  
Amortized cost 5,239 [10] 5,526 [13]  
Investments at Fair Value $ 5,311 [10] $ 5,605 [13]  
Fair Value Percentage of Total Portfolio 0.30% [1],[10] 0.30% [4],[13]  
Investment, Identifier [Axis]: Reagent Chemical and Research, LLC | Chemicals 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [10],[11],[16] 5.25% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (102) [10],[16] (107) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Reagent Chemical and Research, LLC | Chemicals 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [9],[10],[11],[14] 5.25% [8],[12],[13],[15]  
Investment coupon rate 8.92% [9],[10],[11],[14] 9.17% [8],[12],[13],[15]  
Principal $ 43,370 [9],[10],[14] $ 44,416 [12],[13],[15]  
Amortized cost 42,725 [9],[10],[14] 43,719 [12],[13],[15]  
Investments at Fair Value $ 43,370 [9],[10],[14] $ 44,417 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 2.40% [1],[9],[10],[14] 2.40% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Recess Holdings, Inc., Household Durables      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.75% 3.75%  
Investment coupon rate 7.42% 7.62%  
Principal $ 5,330 $ 5,343  
Amortized cost 5,301 5,312  
Investments at Fair Value $ 5,336 $ 5,373  
Fair Value Percentage of Total Portfolio 2.10% 1.90%  
Investment, Identifier [Axis]: Red Planet Borrower, LLC, Media      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00% 4.00%  
Investment coupon rate 7.67% 7.72%  
Principal $ 7,481 $ 7,499  
Amortized cost 7,411 7,427  
Investments at Fair Value $ 7,305 $ 7,506  
Fair Value Percentage of Total Portfolio 2.80% 2.70%  
Investment, Identifier [Axis]: Relativity Oda, LLC | Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   4.50%  
Investment coupon rate [8],[12],[13]   8.22%  
Principal [12],[13]   $ 7,717  
Amortized cost [12],[13]   7,696  
Investments at Fair Value [12],[13]   $ 7,717  
Fair Value Percentage of Total Portfolio [4],[12],[13]   0.40%  
Investment, Identifier [Axis]: Renaissance Holdings Corp., Diversified Consumer Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00% 4.00%  
Investment coupon rate 7.67% 7.72%  
Principal $ 4,138 $ 4,148  
Amortized cost 4,067 4,073  
Investments at Fair Value $ 2,921 $ 3,613  
Fair Value Percentage of Total Portfolio 1.10% 1.30%  
Investment, Identifier [Axis]: Resideo Funding, Inc., Building Products      
Schedule of Investments [Line Items]      
Investment coupon rate 4.00% 4.00%  
Principal $ 2,000 $ 2,000  
Amortized cost 1,920 1,915  
Investments at Fair Value $ 1,894 $ 1,934  
Fair Value Percentage of Total Portfolio 0.70% 0.70%  
Investment, Identifier [Axis]: Resilience Parent, LLC | Electrical Equipment      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11] 5.25%    
Investment coupon rate [10],[11] 8.88%    
Principal [10] $ 13,618    
Amortized cost [10] 13,483    
Investments at Fair Value [10] $ 13,483    
Fair Value Percentage of Total Portfolio [1],[10] 0.70%    
Investment, Identifier [Axis]: Resolute Investment Managers, Inc. | Capital Markets      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [10],[18],[19] 61,958,000    
Amortized cost [10],[18],[19] $ 2,026    
Investments at Fair Value [10],[18],[19] $ 2,022    
Fair Value Percentage of Total Portfolio [1],[10],[18],[19] 0.10%    
Investment, Identifier [Axis]: Resolute Investment Managers, Inc. | Financial Services      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [7],[13],[21]   61,958,000  
Amortized cost [7],[13],[21]   $ 2,026  
Investments at Fair Value [7],[13],[21]   $ 2,022  
Fair Value Percentage of Total Portfolio [4],[7],[13],[21]   0.10%  
Investment, Identifier [Axis]: Resolute Investment Managers, Inc., Capital Markets      
Schedule of Investments [Line Items]      
Principal $ 30    
Amortized cost 1,286    
Investments at Fair Value $ 991    
Fair Value Percentage of Total Portfolio 0.40%    
Investment, Identifier [Axis]: Resolute Investment Managers, Inc., Financial Services      
Schedule of Investments [Line Items]      
Principal   $ 30  
Amortized cost   1,286  
Investments at Fair Value   $ 991  
Fair Value Percentage of Total Portfolio   0.40%  
Investment, Identifier [Axis]: Rialto Management Group, LLC | Capital Markets 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.75%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (6)    
Investments at Fair Value [10],[16] $ 0    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Rialto Management Group, LLC | Capital Markets 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11],[14] 4.75%    
Investment coupon rate [9],[10],[11],[14] 8.42%    
Principal [9],[10],[14] $ 20,178    
Amortized cost [9],[10],[14] 20,014    
Investments at Fair Value [9],[10],[14] $ 20,178    
Fair Value Percentage of Total Portfolio [1],[9],[10],[14] 1.10%    
Investment, Identifier [Axis]: Rialto Management Group, LLC | Financial Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   5.00%  
Principal [13],[17]   $ 0  
Amortized cost [13],[17]   (6)  
Investments at Fair Value [13],[17]   $ 0  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.00%  
Investment, Identifier [Axis]: Rialto Management Group, LLC | Financial Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13],[15]   5.00%  
Investment coupon rate [8],[12],[13],[15]   8.72%  
Principal [12],[13],[15]   $ 20,178  
Amortized cost [12],[13],[15]   20,004  
Investments at Fair Value [12],[13],[15]   $ 20,178  
Fair Value Percentage of Total Portfolio [4],[12],[13],[15]   1.10%  
Investment, Identifier [Axis]: Rithum Holdings, Inc., Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% 4.75%  
Investment coupon rate 8.45% 8.42%  
Principal $ 4,975 $ 4,988  
Amortized cost 4,882 4,891  
Investments at Fair Value $ 4,720 $ 4,977  
Fair Value Percentage of Total Portfolio 1.80% 1.80%  
Investment, Identifier [Axis]: Roadsafe Holdings, Inc. | Construction & Engineering 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 5.75%    
Investment coupon rate [9],[10],[11] 9.65%    
Principal [9],[10] $ 7,286    
Amortized cost [9],[10] 7,291    
Investments at Fair Value [9],[10] $ 7,286    
Fair Value Percentage of Total Portfolio [1],[9],[10] 0.40%    
Investment, Identifier [Axis]: Roadsafe Holdings, Inc. | Construction & Engineering 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 5.75%    
Investment coupon rate [9],[10],[11] 9.65%    
Principal [9],[10] $ 6,779    
Amortized cost [9],[10] 6,763    
Investments at Fair Value [9],[10] $ 6,779    
Fair Value Percentage of Total Portfolio [1],[9],[10] 0.40%    
Investment, Identifier [Axis]: Roadsafe Holdings, Inc. | Construction & Engineering 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11],[14] 5.75%    
Investment coupon rate [9],[10],[11],[14] 9.63%    
Principal [9],[10],[14] $ 11,930    
Amortized cost [9],[10],[14] 11,909    
Investments at Fair Value [9],[10],[14] $ 11,930    
Fair Value Percentage of Total Portfolio [1],[9],[10],[14] 0.70%    
Investment, Identifier [Axis]: Roadsafe Holdings, Inc. | Construction & Engineering 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11],[14] 4.75%    
Investment coupon rate [9],[10],[11],[14] 11.50%    
Principal [9],[10],[14] $ 1,075    
Amortized cost [9],[10],[14] 1,064    
Investments at Fair Value [9],[10],[14] $ 1,075    
Fair Value Percentage of Total Portfolio [1],[9],[10],[14] 0.10%    
Investment, Identifier [Axis]: Roadsafe Holdings, Inc. | Transportation Infrastructure 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   5.75%  
Investment coupon rate [8],[12],[13]   9.65%  
Principal [12],[13]   $ 7,286  
Amortized cost [12],[13]   7,291  
Investments at Fair Value [12],[13]   $ 7,286  
Fair Value Percentage of Total Portfolio [4],[12],[13]   0.40%  
Investment, Identifier [Axis]: Roadsafe Holdings, Inc. | Transportation Infrastructure 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   5.75%  
Investment coupon rate [8],[12],[13]   9.65%  
Principal [12],[13]   $ 6,779  
Amortized cost [12],[13]   6,759  
Investments at Fair Value [12],[13]   $ 6,779  
Fair Value Percentage of Total Portfolio [4],[12],[13]   0.40%  
Investment, Identifier [Axis]: Roadsafe Holdings, Inc. | Transportation Infrastructure 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13],[15]   5.75%  
Investment coupon rate [8],[12],[13],[15]   9.63%  
Principal [12],[13],[15]   $ 11,930  
Amortized cost [12],[13],[15]   11,903  
Investments at Fair Value [12],[13],[15]   $ 11,930  
Fair Value Percentage of Total Portfolio [4],[12],[13],[15]   0.60%  
Investment, Identifier [Axis]: Roadsafe Holdings, Inc. | Transportation Infrastructure 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13],[15]   4.75%  
Investment coupon rate [8],[12],[13],[15]   11.50%  
Principal [12],[13],[15]   $ 1,075  
Amortized cost [12],[13],[15]   1,062  
Investments at Fair Value [12],[13],[15]   $ 1,075  
Fair Value Percentage of Total Portfolio [4],[12],[13],[15]   0.10%  
Investment, Identifier [Axis]: Roper Industrial Products Investment Co., LLC, Industrial Conglomerates      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   2.75%  
Investment coupon rate   6.42%  
Principal   $ 4,947  
Amortized cost   4,877  
Investments at Fair Value   $ 4,973  
Fair Value Percentage of Total Portfolio   1.80%  
Investment, Identifier [Axis]: S&S Holdings, LLC, Textiles, Apparel & luxury goods      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% 5.00%  
Investment coupon rate 8.78% 8.83%  
Principal $ 4,660 $ 4,673  
Amortized cost 4,610 4,615  
Investments at Fair Value $ 4,398 $ 4,668  
Fair Value Percentage of Total Portfolio 1.70% 1.70%  
Investment, Identifier [Axis]: SCIH Salt Holdings, Inc. | Chemicals      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.50% [10],[11],[16] 3.50% [8],[13],[17]  
Investment coupon rate [8],[13],[17]   5.75%  
Principal $ 0 [10],[16] $ 330 [13],[17]  
Amortized cost (1) [10],[16] 328 [13],[17]  
Investments at Fair Value $ (15) [10],[16] $ 315 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Saab Purchaser, Inc. | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.75% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (79) [10],[16] (83) [13],[17]  
Investments at Fair Value $ (166) [10],[16] $ (166) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Saab Purchaser, Inc. | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.75% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (21) [10],[16] (22) [13],[17]  
Investments at Fair Value $ (22) [10],[16] $ (22) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Saab Purchaser, Inc. | Software 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [9],[10],[11] 4.75% [8],[12],[13]  
Investment coupon rate 8.20% [9],[10],[11] 8.42% [8],[12],[13]  
Principal $ 17,877 [9],[10] $ 17,877 [12],[13]  
Amortized cost 17,712 [9],[10] 17,702 [12],[13]  
Investments at Fair Value $ 17,705 [9],[10] $ 17,705 [12],[13]  
Fair Value Percentage of Total Portfolio 1.00% [1],[9],[10] 1.00% [4],[12],[13]  
Investment, Identifier [Axis]: Saranac CLO, Ltd. 20-8A E, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 8.12% 8.12%  
Investment coupon rate 12.04% 12.27%  
Principal $ 1,455 $ 1,455  
Amortized cost 1,445 1,445  
Investments at Fair Value $ 673 $ 1,095  
Fair Value Percentage of Total Portfolio 0.30% 0.40%  
Investment, Identifier [Axis]: Saturn SHC Buyer Holdings, Inc. | Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [10],[11],[16] 6.50% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (22) [10],[16] (25) [13],[17]  
Investments at Fair Value $ (2,580) [10],[16] $ (1,290) [13],[17]  
Fair Value Percentage of Total Portfolio (0.10%) [1],[10],[16] (0.10%) [4],[13],[17]  
Investment, Identifier [Axis]: Saturn SHC Buyer Holdings, Inc. | Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [9],[10],[11] 6.50% [8],[12],[13]  
Investment coupon rate 10.28% [9],[10],[11] 10.33% [8],[12],[13]  
Principal $ 37,166 [9],[10] $ 37,166 [12],[13]  
Amortized cost 37,088 [9],[10] 37,078 [12],[13]  
Investments at Fair Value $ 29,733 [9],[10] $ 33,449 [12],[13]  
Fair Value Percentage of Total Portfolio 1.60% [1],[9],[10] 1.80% [4],[12],[13]  
Investment, Identifier [Axis]: Saturn SHC Buyer Holdings, Inc. | Health Care Providers & Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [9],[10],[11] 6.50% [8],[12],[13]  
Investment coupon rate 10.28% [9],[10],[11] 10.33% [8],[12],[13]  
Principal $ 12,993 [9],[10] $ 12,993 [12],[13]  
Amortized cost 12,899 [9],[10] 12,882 [12],[13]  
Investments at Fair Value $ 10,394 [9],[10] $ 11,693 [12],[13]  
Fair Value Percentage of Total Portfolio 0.60% [1],[9],[10] 0.60% [4],[12],[13]  
Investment, Identifier [Axis]: Saturn Sound Bidco, Ltd. | Aerospace & Defense 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16],[27] 5.25%    
Principal [10],[16],[27] $ 0    
Amortized cost [10],[16],[27] (18)    
Investments at Fair Value [10],[16],[27] $ 0    
Fair Value Percentage of Total Portfolio [1],[10],[16],[27] 0.00%    
Investment, Identifier [Axis]: Saturn Sound Bidco, Ltd. | Aerospace & Defense 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[14],[16],[27] 5.25%    
Investment coupon rate [10],[11],[14],[16],[27] 8.92%    
Principal [10],[14],[16],[27] $ 24,800    
Amortized cost [10],[14],[16],[27] 24,605    
Investments at Fair Value [10],[14],[16],[27] $ 24,800    
Fair Value Percentage of Total Portfolio [1],[10],[14],[16],[27] 1.40%    
Investment, Identifier [Axis]: Saturn Sound Bidco, Ltd. | Trading Companies & Distributors 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17],[28]   5.25%  
Principal [13],[17],[28]   $ 0  
Amortized cost [13],[17],[28]   (19)  
Investments at Fair Value [13],[17],[28]   $ (38)  
Fair Value Percentage of Total Portfolio [4],[13],[17],[28]   0.00%  
Investment, Identifier [Axis]: Saturn Sound Bidco, Ltd. | Trading Companies & Distributors 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13],[15],[28]   5.25%  
Investment coupon rate [8],[12],[13],[15],[28]   9.09%  
Principal [12],[13],[15],[28]   $ 24,800  
Amortized cost [12],[13],[15],[28]   24,588  
Investments at Fair Value [12],[13],[15],[28]   $ 24,589  
Fair Value Percentage of Total Portfolio [4],[12],[13],[15],[28]   1.30%  
Investment, Identifier [Axis]: Sedgwick Claims Management Services, Inc., Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.50%  
Investment coupon rate 6.17% 6.22%  
Principal $ 7,200 $ 7,218  
Amortized cost 7,189 7,205  
Investments at Fair Value $ 7,060 $ 7,239  
Fair Value Percentage of Total Portfolio 2.70% 2.60%  
Investment, Identifier [Axis]: Sharp Services, LLC, Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.00% 3.00%  
Investment coupon rate 6.70% 6.67%  
Principal $ 3,008 $ 3,016  
Amortized cost 2,995 3,001  
Investments at Fair Value $ 3,006 $ 3,023  
Fair Value Percentage of Total Portfolio 1.20% 1.10%  
Investment, Identifier [Axis]: Sherlock Buyer Corp. | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13],[15]   5.75%  
Investment coupon rate [8],[12],[13],[15]   9.42%  
Principal [12],[13],[15]   $ 15,558  
Amortized cost [12],[13],[15]   15,509  
Investments at Fair Value [12],[13],[15]   $ 15,558  
Fair Value Percentage of Total Portfolio [4],[12],[13],[15]   0.80%  
Investment, Identifier [Axis]: Sherlock Buyer Corp. | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% [10],[11],[16] 5.75% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (4) [10],[16] (4) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Sherlock Buyer Corp. | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11],[14] 5.75%    
Investment coupon rate [9],[10],[11],[14] 9.42%    
Principal [9],[10],[14] $ 15,516    
Amortized cost [9],[10],[14] 15,468    
Investments at Fair Value [9],[10],[14] $ 15,516    
Fair Value Percentage of Total Portfolio [1],[9],[10],[14] 0.80%    
Investment, Identifier [Axis]: Siena Capital Finance, LLC | Asset Based Financing      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [10],[19],[20] 41,789,400,000    
Amortized cost [10],[19],[20] $ 77,437    
Investments at Fair Value [10],[19],[20] $ 83,997    
Fair Value Percentage of Total Portfolio [1],[10],[19],[20] 4.60%    
Investment, Identifier [Axis]: Siena Capital Finance, LLC | Asset Based Financing      
Schedule of Investments [Line Items]      
Investment coupon rate [10],[11],[20] 12.50%    
Principal [10],[20] $ 83,500    
Number of Shares (in shares) [7],[13],[22]   41,789,400,000  
Amortized cost 83,537 [10],[20] $ 77,437 [7],[13],[22]  
Investments at Fair Value $ 83,500 [10],[20] $ 77,728 [7],[13],[22]  
Fair Value Percentage of Total Portfolio 4.60% [1],[10],[20] 4.20% [4],[7],[13],[22]  
Investment, Identifier [Axis]: Siena Capital Finance, LLC | Asset Based Financing 1      
Schedule of Investments [Line Items]      
Investment coupon rate [8],[13],[22]   12.50%  
Principal [13],[22]   $ 77,500  
Amortized cost [13],[22]   77,526  
Investments at Fair Value [13],[22]   $ 77,500  
Fair Value Percentage of Total Portfolio [4],[13],[22]   4.20%  
Investment, Identifier [Axis]: Siena Capital Finance, LLC, Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 83,997 $ 77,728 77,310
Investment, Identifier [Axis]: Siena Capital Finance, LLC, Subordinated Debt      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 83,500 $ 77,500 49,500
Investment, Identifier [Axis]: Simplifi Holdings, Inc. | Media 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   5.25%  
Investment coupon rate [8],[12],[13]   9.27%  
Principal [12],[13]   $ 49,524  
Amortized cost [12],[13]   49,159  
Investments at Fair Value [12],[13]   $ 49,524  
Fair Value Percentage of Total Portfolio [4],[12],[13]   2.70%  
Investment, Identifier [Axis]: Simplifi Holdings, Inc. | Media 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [10],[11],[16] 5.25% [8],[13],[17]  
Investment coupon rate 9.02% [10],[11],[16] 9.07% [8],[13],[17]  
Principal $ 2,132 [10],[16] $ 516 [13],[17]  
Amortized cost 2,118 [10],[16] 509 [13],[17]  
Investments at Fair Value $ 2,132 [10],[16] $ 516 [13],[17]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Simplifi Holdings, Inc. | Media 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 5.25%    
Investment coupon rate [9],[10],[11] 9.02%    
Principal [9],[10] $ 49,396    
Amortized cost [9],[10] 49,067    
Investments at Fair Value [9],[10] $ 49,396    
Fair Value Percentage of Total Portfolio [1],[9],[10] 2.70%    
Investment, Identifier [Axis]: SitusAMC Holdings Corp. | Financial Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11],[14] 5.50%    
Investment coupon rate [9],[10],[11],[14] 9.20%    
Principal [9],[10],[14] $ 51,999    
Amortized cost [9],[10],[14] 51,833    
Investments at Fair Value [9],[10],[14] $ 51,999    
Fair Value Percentage of Total Portfolio [1],[9],[10],[14] 2.90%    
Investment, Identifier [Axis]: SitusAMC Holdings Corp. | Financial Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13],[15]   5.50%  
Investment coupon rate [8],[12],[13],[15]   9.17%  
Principal [12],[13],[15]   $ 52,129  
Amortized cost [12],[13],[15]   51,949  
Investments at Fair Value [12],[13],[15]   $ 52,130  
Fair Value Percentage of Total Portfolio [4],[12],[13],[15]   2.80%  
Investment, Identifier [Axis]: Skillsoft Corp. | Professional Services      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [21]   12,435,000  
Amortized cost [21]   $ 187  
Investments at Fair Value [21]   $ 116  
Fair Value Percentage of Total Portfolio [4],[21]   0.00%  
Investment, Identifier [Axis]: Smile Brands, Inc. | Health Care Providers & Services      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 439,000 [10],[18],[19] 439,000 [7],[13],[21]  
Amortized cost $ 0 [10],[18],[19] $ 0 [7],[13],[21]  
Investments at Fair Value $ 0 [10],[18],[19] $ 0 [7],[13],[21]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[18],[19] 0.00% [4],[7],[13],[21]  
Investment, Identifier [Axis]: Smile Brands, Inc. | Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, PIK [10],[11],[32] 14.50%    
Principal [10],[32] $ 65    
Amortized cost [10],[32] 62    
Investments at Fair Value [10],[32] $ 0    
Fair Value Percentage of Total Portfolio [1],[10],[32] 0.00%    
Investment, Identifier [Axis]: Smile Brands, Inc. | Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, PIK [8],[13]   14.50%  
Principal [13]   $ 62  
Amortized cost [13]   62  
Investments at Fair Value [13]   $ 9  
Fair Value Percentage of Total Portfolio [4],[13]   0.00%  
Investment, Identifier [Axis]: Sonrava Health Holdings, LLC, Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 7.50% 7.50%  
Investment coupon rate 14.25% 14.25%  
Principal $ 1,847 $ 1,847  
Amortized cost 1,680 1,663  
Investments at Fair Value $ 1,754 $ 1,754  
Fair Value Percentage of Total Portfolio 0.70% 0.60%  
Investment, Identifier [Axis]: Sonrava Health Holdings, LLC, Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 10.00% 7.50%  
Investment coupon rate 13.67% 14.25%  
Investment coupon rate, PIK 7.50% 5.50%  
Principal $ 317 $ 10,782  
Amortized cost 317 10,463  
Investments at Fair Value $ 317 $ 1,617  
Fair Value Percentage of Total Portfolio 0.10% 0.60%  
Investment, Identifier [Axis]: Sonrava Health Holdings, LLC, Health Care Providers & Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 7.50% 10.00%  
Investment coupon rate 14.25% 13.77%  
Investment coupon rate, PIK 5.50% 2.50%  
Principal $ 10,929 $ 311  
Amortized cost 10,463 311  
Investments at Fair Value $ 1,639 $ 311  
Fair Value Percentage of Total Portfolio 0.60% 0.10%  
Investment, Identifier [Axis]: Sotera Health Holdings, LLC, Life Sciences Tools & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.50%  
Investment coupon rate 6.17% 6.34%  
Principal $ 7,391 $ 7,410  
Amortized cost 7,366 7,382  
Investments at Fair Value $ 7,391 $ 7,442  
Fair Value Percentage of Total Portfolio 2.90% 2.70%  
Investment, Identifier [Axis]: Sound Point CLO, Ltd. 17-2A E, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.10% 6.10%  
Investment coupon rate 10.03% 10.22%  
Investment coupon rate, PIK    
Principal $ 2,404 $ 2,400  
Amortized cost 2,205 2,190  
Investments at Fair Value $ 1,540 $ 1,820  
Fair Value Percentage of Total Portfolio 0.60% 0.70%  
Investment, Identifier [Axis]: Sound Point CLO, Ltd. 18-3A D, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.79% 5.79%  
Investment coupon rate 9.72% 9.91%  
Principal $ 1,000 $ 1,000  
Amortized cost 934 931  
Investments at Fair Value $ 637 $ 819  
Fair Value Percentage of Total Portfolio 0.20% 0.30%  
Investment, Identifier [Axis]: Specialty Building Products Holdings, LLC, Building Products      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.75% 3.75%  
Investment coupon rate 7.52% 7.57%  
Principal $ 6,409 $ 4,926  
Amortized cost 6,250 4,823  
Investments at Fair Value $ 5,427 $ 4,583  
Fair Value Percentage of Total Portfolio 2.10% 1.70%  
Investment, Identifier [Axis]: Squan Holding Corp. | Wireless Telecommunication Services      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [10],[18],[19] 180,835,000    
Amortized cost [10],[18],[19] $ 0    
Investments at Fair Value [10],[18],[19] $ 0    
Fair Value Percentage of Total Portfolio [1],[10],[18],[19] 0.00%    
Investment, Identifier [Axis]: Squan Holding Corp. | Wireless Telecommunication Services      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [7],[13],[21]   180,835,000  
Amortized cost [7],[13],[21]   $ 0  
Investments at Fair Value [7],[13],[21]   $ 0  
Fair Value Percentage of Total Portfolio [4],[7],[13],[21]   0.00%  
Investment, Identifier [Axis]: Staples, Inc., Business Services      
Schedule of Investments [Line Items]      
Amortized cost   $ 733,390  
Investments at Fair Value   $ 704,292  
Fair Value Percentage of Total Portfolio   253.70%  
Investment, Identifier [Axis]: Staples, Inc., Specialty Retail      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% 5.75%  
Investment coupon rate 9.41% 9.60%  
Principal $ 2,947 $ 2,955  
Amortized cost 2,864 2,866  
Investments at Fair Value $ 2,672 $ 2,799  
Fair Value Percentage of Total Portfolio 1.00% 1.00%  
Investment, Identifier [Axis]: Starlight Parent, LLC, Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00% 4.00%  
Investment coupon rate 7.67% 7.70%  
Principal $ 5,473 $ 5,486  
Amortized cost 5,326 5,334  
Investments at Fair Value $ 4,624 $ 5,472  
Fair Value Percentage of Total Portfolio 1.80% 2.00%  
Investment, Identifier [Axis]: Stonepeak Nile Parent, LLC , Air Freight & Logistics      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   2.25%  
Investment coupon rate   6.16%  
Principal   $ 4,375  
Amortized cost   4,365  
Investments at Fair Value   $ 4,373  
Fair Value Percentage of Total Portfolio   1.60%  
Investment, Identifier [Axis]: Stonepeak Nile Parent, LLC, Air Freight & Logistics      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.25%    
Investment coupon rate 5.92%    
Principal $ 4,364    
Amortized cost 4,355    
Investments at Fair Value $ 4,352    
Fair Value Percentage of Total Portfolio 1.70%    
Investment, Identifier [Axis]: Striper Buyer, LLC | Containers & Packaging      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 5.50%    
Investment coupon rate [9],[10],[11] 9.27%    
Principal [9],[10] $ 16,608    
Amortized cost [9],[10] 16,598    
Investments at Fair Value [9],[10] $ 16,093    
Fair Value Percentage of Total Portfolio [1],[9],[10] 0.90%    
Investment, Identifier [Axis]: Striper Buyer, LLC | Containers & Packaging      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   5.50%  
Investment coupon rate [8],[12],[13]   9.32%  
Principal [12],[13]   $ 16,652  
Amortized cost [12],[13]   16,637  
Investments at Fair Value [12],[13]   $ 16,652  
Fair Value Percentage of Total Portfolio [4],[12],[13]   0.90%  
Investment, Identifier [Axis]: SunMed Group Holdings, LLC | Health Care Equipment & Supplies 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [10],[11],[16] 5.50% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (1) [10],[16] (1) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: SunMed Group Holdings, LLC | Health Care Equipment & Supplies 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.50% [9],[10],[11] 5.50% [8],[12],[13]  
Investment coupon rate 9.27% [9],[10],[11] 9.44% [8],[12],[13]  
Principal $ 12,405 [9],[10] $ 12,438 [12],[13]  
Amortized cost 12,324 [9],[10] 12,345 [12],[13]  
Investments at Fair Value $ 12,405 [9],[10] $ 12,438 [12],[13]  
Fair Value Percentage of Total Portfolio 0.70% [1],[9],[10] 0.70% [4],[12],[13]  
Investment, Identifier [Axis]: Symphony CLO, Ltd. 2012-9A ER2, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.95% 6.95%  
Investment coupon rate 10.88% 11.11%  
Principal $ 3,000 $ 3,000  
Amortized cost 2,839 2,834  
Investments at Fair Value $ 2,389 $ 2,779  
Fair Value Percentage of Total Portfolio 0.90% 1.00%  
Investment, Identifier [Axis]: TEI Intermediate, LLC | Commercial Services & Supplies 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   4.75%  
Investment coupon rate [8],[13],[17]   8.61%  
Principal [13],[17]   $ 859  
Amortized cost [13],[17]   852  
Investments at Fair Value [13],[17]   $ 859  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.00%  
Investment, Identifier [Axis]: TEI Intermediate, LLC | Commercial Services & Supplies 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13],[17]  
Investment coupon rate 8.42% [10],[11],[16] 8.63% [8],[13],[17]  
Principal $ 4,771 [10],[16] $ 932 [13],[17]  
Amortized cost 4,711 [10],[16] 889 [13],[17]  
Investments at Fair Value $ 4,771 [10],[16] $ 932 [13],[17]  
Fair Value Percentage of Total Portfolio 0.30% [1],[10],[16] 0.10% [4],[13],[17]  
Investment, Identifier [Axis]: TEI Intermediate, LLC | Commercial Services & Supplies 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.75%    
Investment coupon rate [10],[11],[16] 8.42%    
Principal [10],[16] $ 859    
Amortized cost [10],[16] 853    
Investments at Fair Value [10],[16] $ 859    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: TEI Intermediate, LLC | Commercial Services & Supplies 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [9],[10],[11],[14] 5.25% [8],[12],[13],[15]  
Investment coupon rate 8.85% [9],[10],[11],[14] 8.85% [8],[12],[13],[15]  
Investment coupon rate, PIK 2.88% [9],[10],[11],[14] 2.88% [8],[12],[13],[15]  
Principal $ 23,180 [9],[10],[14] $ 23,015 [12],[13],[15]  
Amortized cost 23,176 [9],[10],[14] 23,005 [12],[13],[15]  
Investments at Fair Value $ 23,180 [9],[10],[14] $ 23,015 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 1.30% [1],[9],[10],[14] 1.30% [4],[12],[13],[15]  
Investment, Identifier [Axis]: TK Elevator Midco GmbH, Machinery      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75%    
Investment coupon rate 6.48%    
Principal $ 3,600    
Amortized cost 3,600    
Investments at Fair Value $ 3,604    
Fair Value Percentage of Total Portfolio 1.40%    
Investment, Identifier [Axis]: Tax Defense Network, LLC | Diversified Consumer Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [10],[11],[32] 6.00% [8],[13],[31]  
Investment coupon rate, PIK 12.75% [10],[11],[32] 12.75% [8],[13],[31]  
Principal $ 65,861 [10],[32] $ 63,545 [13],[31]  
Amortized cost 927 [10],[32] 927 [13],[31]  
Investments at Fair Value $ 0 [10],[32] $ 0 [13],[31]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[32] 0.00% [4],[13],[31]  
Investment, Identifier [Axis]: Tax Defense Network, LLC | Diversified Consumer Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [10],[11],[32] 6.00% [8],[13],[31]  
Investment coupon rate, PIK 12.75% [10],[11],[32] 12.75% [8],[13],[31]  
Principal $ 11,691 [10],[32] $ 11,280 [13],[31]  
Amortized cost 164 [10],[32] 164 [13],[31]  
Investments at Fair Value $ 0 [10],[32] $ 0 [13],[31]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[32] 0.00% [4],[13],[31]  
Investment, Identifier [Axis]: Tax Defense Network, LLC | Diversified Consumer Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, PIK 12.00% [10],[11],[32] 12.00% [8],[13],[31]  
Principal $ 6,203 [10],[32] $ 6,022 [13],[31]  
Amortized cost 4,742 [10],[32] 4,742 [13],[31]  
Investments at Fair Value $ 6,203 [10],[32] $ 6,022 [13],[31]  
Fair Value Percentage of Total Portfolio 0.30% [1],[10],[32] 0.30% [4],[13],[31]  
Investment, Identifier [Axis]: Tax Defense Network, LLC | Diversified Consumer Services 4      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 147,099,000 [10],[18],[19] 147,099,000 [7],[13],[21]  
Amortized cost $ 0 [10],[18],[19] $ 0 [7],[13],[21]  
Investments at Fair Value $ 0 [10],[18],[19] $ 0 [7],[13],[21]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[18],[19] 0.00% [4],[7],[13],[21]  
Investment, Identifier [Axis]: Tax Defense Network, LLC | Diversified Consumer Services 5      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 633,382,000 [10],[18],[19] 633,382,000 [7],[13],[21]  
Amortized cost $ 0 [10],[18],[19] $ 0 [7],[13],[21]  
Investments at Fair Value $ 0 [10],[18],[19] $ 0 [7],[13],[21]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[18],[19] 0.00% [4],[7],[13],[21]  
Investment, Identifier [Axis]: Tecta America Corp., Construction & Engineering      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75% 2.75%  
Investment coupon rate 6.42% 6.47%  
Principal $ 5,456 $ 5,468  
Amortized cost 5,445 5,458  
Investments at Fair Value $ 5,430 $ 5,485  
Fair Value Percentage of Total Portfolio 2.10% 2.00%  
Investment, Identifier [Axis]: Tennenbaum Waterman Fund, LP | Capital Markets      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 10,000,000 [18],[19],[25],[27] 10,000,000 [7],[21],[26],[28]  
Amortized cost $ 1,668 [18],[19],[25],[27] $ 1,668 [7],[21],[26],[28]  
Investments at Fair Value $ 465 [18],[19],[25],[27] $ 461 [7],[21],[26],[28]  
Fair Value Percentage of Total Portfolio 0.00% [1],[18],[19],[25],[27] 0.00% [4],[7],[21],[26],[28]  
Investment, Identifier [Axis]: Tennenbaum Waterman Fund, LP, Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value $ 465 $ 461 5,802
Investment, Identifier [Axis]: The NPD Group, LP | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.25% [10],[11],[16] 4.25% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (18) [10],[16] (19) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: The NPD Group, LP | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.25% [9],[10],[11] 4.25% [8],[12],[13]  
Investment coupon rate 7.95% [9],[10],[11] 7.97% [8],[12],[13]  
Principal $ 52,102 [9],[10] $ 52,102 [12],[13]  
Amortized cost 51,634 [9],[10] 51,600 [12],[13]  
Investments at Fair Value $ 52,102 [9],[10] $ 52,102 [12],[13]  
Fair Value Percentage of Total Portfolio 2.80% [1],[9],[10] 2.80% [4],[12],[13]  
Investment, Identifier [Axis]: Therapy Brands Holdings, LLC | Health Care Technology 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00% [9],[10],[11] 4.00% [8],[12],[13]  
Investment coupon rate 7.93% [9],[10],[11] 7.83% [8],[12],[13]  
Principal $ 5,936 [9],[10] $ 5,952 [12],[13]  
Amortized cost 5,935 [9],[10] 5,950 [12],[13]  
Investments at Fair Value $ 5,550 [9],[10] $ 5,565 [12],[13]  
Fair Value Percentage of Total Portfolio 0.30% [1],[9],[10] 0.30% [4],[12],[13]  
Investment, Identifier [Axis]: Therapy Brands Holdings, LLC | Health Care Technology 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.75% [9],[10],[11] 6.75% [8],[12],[13]  
Investment coupon rate 10.68% [9],[10],[11] 10.58% [8],[12],[13]  
Principal $ 6,601 [9],[10] $ 6,601 [12],[13]  
Amortized cost 6,592 [9],[10] 6,591 [12],[13]  
Investments at Fair Value $ 5,677 [9],[10] $ 4,786 [12],[13]  
Fair Value Percentage of Total Portfolio 0.30% [1],[9],[10] 0.30% [4],[12],[13]  
Investment, Identifier [Axis]: Tivity Health, Inc. | Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 5.00%    
Investment coupon rate [9],[10],[11] 8.67%    
Principal [9],[10] $ 24,229    
Amortized cost [9],[10] 23,987    
Investments at Fair Value [9],[10] $ 24,229    
Fair Value Percentage of Total Portfolio [1],[9],[10] 1.30%    
Investment, Identifier [Axis]: Tivity Health, Inc. | Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   5.00%  
Investment coupon rate [8],[12],[13]   8.72%  
Principal [12],[13]   $ 24,291  
Amortized cost [12],[13]   24,028  
Investments at Fair Value [12],[13]   $ 24,291  
Fair Value Percentage of Total Portfolio [4],[12],[13]   1.30%  
Investment, Identifier [Axis]: TransDigm, Inc., Aerospace & Defense      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.50%  
Investment coupon rate 6.17% 6.22%  
Principal $ 3,890 $ 3,900  
Amortized cost 3,885 3,894  
Investments at Fair Value $ 3,890 $ 3,914  
Fair Value Percentage of Total Portfolio 1.50% 1.40%  
Investment, Identifier [Axis]: Travelpro Products, Inc. | Textiles, Apparel & luxury goods      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 447,007,000 [10],[18],[19],[27] 447,007,000 [7],[13],[21],[28]  
Amortized cost $ 913 [10],[18],[19],[27] $ 913 [7],[13],[21],[28]  
Investments at Fair Value $ 134 [10],[18],[19],[27] $ 183 [7],[13],[21],[28]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[18],[19],[27] 0.00% [4],[7],[13],[21],[28]  
Investment, Identifier [Axis]: Traverse Midstream Partners, LLC, Oil, Gas & Consumable Fuels      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.50%  
Investment coupon rate 6.17% 6.34%  
Principal $ 9,849 $ 9,849  
Amortized cost 9,849 9,847  
Investments at Fair Value $ 9,841 $ 9,859  
Fair Value Percentage of Total Portfolio 3.80% 3.60%  
Investment, Identifier [Axis]: Trinity Air Consultants Holdings Corp. | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.25% [10],[11] 4.50% [8],[13],[17]  
Investment coupon rate [10],[11] 8.02%    
Principal $ 16,184 [10] $ 0 [13],[17]  
Amortized cost 16,042 [10] (16) [13],[17]  
Investments at Fair Value $ 16,184 [10] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.90% [1],[10] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Trinity Air Consultants Holdings Corp. | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.25% [10],[11],[16] 4.50% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (15) [10],[16] (9) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Trinity Air Consultants Holdings Corp. | Professional Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.25% [10],[11],[16] 4.50% [8],[13]  
Investment coupon rate [8],[13]   8.48%  
Principal $ 0 [10],[16] $ 16,224 [13]  
Amortized cost (8) [10],[16] 16,070 [13]  
Investments at Fair Value $ 0 [10],[16] $ 16,224 [13]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.90% [4],[13]  
Investment, Identifier [Axis]: Triple Lift, Inc. | Media 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% [10],[11],[16] 5.75% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (33) [10],[16] (37) [13],[17]  
Investments at Fair Value $ (282) [10],[16] $ (282) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Triple Lift, Inc. | Media 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% [9],[10],[11],[14] 5.75% [8],[12],[13],[15]  
Investment coupon rate 9.59% [9],[10],[11],[14] 9.60% [8],[12],[13],[15]  
Principal $ 38,872 [9],[10],[14] $ 38,973 [12],[13],[15]  
Amortized cost 38,237 [9],[10],[14] 38,257 [12],[13],[15]  
Investments at Fair Value $ 36,539 [9],[10],[14] $ 36,635 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 2.00% [1],[9],[10],[14] 2.00% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Triton Water Holdings, Inc., Beverages      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   2.25%  
Investment coupon rate   5.92%  
Principal   $ 7,384  
Amortized cost   7,365  
Investments at Fair Value   $ 7,402  
Fair Value Percentage of Total Portfolio   2.70%  
Investment, Identifier [Axis]: Truck Hero, Inc, Automobile Components 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00%    
Investment coupon rate 8.93%    
Principal $ 4,432    
Amortized cost 4,376    
Investments at Fair Value $ 3,025    
Fair Value Percentage of Total Portfolio 1.20%    
Investment, Identifier [Axis]: Truck Hero, Inc, Automobile Components 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.75%    
Investment coupon rate 7.68%    
Principal $ 8,340    
Amortized cost 8,281    
Investments at Fair Value $ 5,596    
Fair Value Percentage of Total Portfolio 2.20%    
Investment, Identifier [Axis]: Truck Hero, Inc., Automobile Components 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   5.00%  
Investment coupon rate   8.83%  
Principal   $ 4,444  
Amortized cost   4,378  
Investments at Fair Value   $ 3,428  
Fair Value Percentage of Total Portfolio   1.20%  
Investment, Identifier [Axis]: Truck Hero, Inc., Automobile Components 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   3.75%  
Investment coupon rate   7.58%  
Principal   $ 8,362  
Amortized cost   8,295  
Investments at Fair Value   $ 6,391  
Fair Value Percentage of Total Portfolio   2.30%  
Investment, Identifier [Axis]: Trystar, LLC | Electrical Equipment 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.25% [10],[11] 4.25% [8],[13],[17]  
Investment coupon rate 7.92% [10],[11] 8.09% [8],[13],[17]  
Principal $ 12,583 [10] $ 2,926 [13],[17]  
Amortized cost 12,476 [10] 2,861 [13],[17]  
Investments at Fair Value $ 12,583 [10] $ 2,926 [13],[17]  
Fair Value Percentage of Total Portfolio 0.70% [1],[10] 0.20% [4],[13],[17]  
Investment, Identifier [Axis]: Trystar, LLC | Electrical Equipment 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.25% [10],[11],[16] 4.25% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (48) [10],[16] (50) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Trystar, LLC | Electrical Equipment 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.25% [9],[10],[11],[14] 4.25% [8],[12],[13],[15]  
Investment coupon rate 7.92% [9],[10],[11],[14] 8.09% [8],[12],[13],[15]  
Principal $ 22,896 [9],[10],[14] $ 24,549 [12],[13],[15]  
Amortized cost 22,715 [9],[10],[14] 24,340 [12],[13],[15]  
Investments at Fair Value $ 22,896 [9],[10],[14] $ 24,549 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 1.30% [1],[9],[10],[14] 1.30% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Trystar, LLC | Electrical Equipment 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.25% [10],[11],[14] 4.25% [8],[13],[15]  
Investment coupon rate 7.92% [10],[11],[14] 8.09% [8],[13],[15]  
Principal $ 10,338 [10],[14] $ 10,364 [13],[15]  
Amortized cost 10,258 [10],[14] 10,278 [13],[15]  
Investments at Fair Value $ 10,338 [10],[14] $ 10,364 [13],[15]  
Fair Value Percentage of Total Portfolio 0.60% [1],[10],[14] 0.60% [4],[13],[15]  
Investment, Identifier [Axis]: UKG, Inc., Software      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.50%  
Investment coupon rate 6.17% 6.34%  
Principal $ 9,615 $ 9,638  
Amortized cost 9,561 9,581  
Investments at Fair Value $ 9,173 $ 9,642  
Fair Value Percentage of Total Portfolio 3.50% 3.50%  
Investment, Identifier [Axis]: US Anesthesia Partners, Inc., Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.00% 4.00%  
Investment coupon rate 7.78% 7.99%  
Principal $ 6,896 $ 6,913  
Amortized cost 6,685 6,682  
Investments at Fair Value $ 6,890 $ 6,938  
Fair Value Percentage of Total Portfolio 2.70% 2.50%  
Investment, Identifier [Axis]: US Oral Surgery Management Holdco, LLC | Health Care Providers & Services 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   5.25%  
Investment coupon rate [8],[12],[13]   9.12%  
Principal [12],[13]   $ 6,098  
Amortized cost [12],[13]   6,079  
Investments at Fair Value [12],[13]   $ 6,098  
Fair Value Percentage of Total Portfolio [4],[12],[13]   0.30%  
Investment, Identifier [Axis]: US Oral Surgery Management Holdco, LLC | Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [10],[11] 5.25% [8],[13]  
Investment coupon rate 9.02% [10],[11] 9.17% [8],[13]  
Principal $ 5,050 [10] $ 5,050 [13]  
Amortized cost 5,031 [10] 5,029 [13]  
Investments at Fair Value $ 5,050 [10] $ 5,050 [13]  
Fair Value Percentage of Total Portfolio 0.30% [1],[10] 0.30% [4],[13]  
Investment, Identifier [Axis]: US Oral Surgery Management Holdco, LLC | Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [10],[11],[16] 5.25% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (4) [10],[16] (3) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: US Oral Surgery Management Holdco, LLC | Health Care Providers & Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [9],[10],[11] 5.25% [8],[12],[13]  
Investment coupon rate 9.02% [9],[10],[11] 9.19% [8],[12],[13]  
Principal $ 6,997 [9],[10] $ 6,997 [12],[13]  
Amortized cost 6,964 [9],[10] 6,960 [12],[13]  
Investments at Fair Value $ 6,997 [9],[10] $ 6,997 [12],[13]  
Fair Value Percentage of Total Portfolio 0.40% [1],[9],[10] 0.40% [4],[12],[13]  
Investment, Identifier [Axis]: US Oral Surgery Management Holdco, LLC | Health Care Providers & Services 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 5.25%    
Investment coupon rate [9],[10],[11] 9.02%    
Principal [9],[10] $ 6,098    
Amortized cost [9],[10] 6,081    
Investments at Fair Value [9],[10] $ 6,098    
Fair Value Percentage of Total Portfolio [1],[9],[10] 0.30%    
Investment, Identifier [Axis]: US Oral Surgery Management Holdco, LLC | Health Care Providers & Services 5      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.25% [9],[10],[11] 5.25% [8],[12],[13]  
Investment coupon rate 9.02% [9],[10],[11] 9.17% [8],[12],[13]  
Principal $ 17,668 [9],[10] $ 17,668 [12],[13]  
Amortized cost 17,567 [9],[10] 17,555 [12],[13]  
Investments at Fair Value $ 17,668 [9],[10] $ 17,668 [12],[13]  
Fair Value Percentage of Total Portfolio 1.00% [1],[9],[10] 1.00% [4],[12],[13]  
Investment, Identifier [Axis]: US Salt Investors, LLC | Chemicals 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16],[27] 4.25%    
Investment coupon rate [10],[11],[16],[27] 7.92%    
Principal [10],[16],[27] $ 16,679    
Amortized cost [10],[16],[27] 16,516    
Investments at Fair Value [10],[16],[27] $ 16,514    
Fair Value Percentage of Total Portfolio [1],[10],[16],[27] 0.90%    
Investment, Identifier [Axis]: US Salt Investors, LLC | Chemicals 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16],[27] 4.25%    
Principal [10],[16],[27] $ 0    
Amortized cost [10],[16],[27] (19)    
Investments at Fair Value [10],[16],[27] $ (19)    
Fair Value Percentage of Total Portfolio [1],[10],[16],[27] 0.00%    
Investment, Identifier [Axis]: US Salt Investors, LLC | Metals & Mining 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   5.25%  
Principal [13],[17]   $ 0  
Amortized cost [13],[17]   (2)  
Investments at Fair Value [13],[17]   $ 0  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.00%  
Investment, Identifier [Axis]: US Salt Investors, LLC | Metals & Mining 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   5.25%  
Investment coupon rate [8],[12],[13]   9.07%  
Principal [12],[13]   $ 25,657  
Amortized cost [12],[13]   25,397  
Investments at Fair Value [12],[13]   $ 25,657  
Fair Value Percentage of Total Portfolio [4],[12],[13]   1.40%  
Investment, Identifier [Axis]: United Airlines, Inc., Passenger Airlines      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 1.75% 2.00%  
Investment coupon rate 5.43% 5.73%  
Principal $ 3,701 $ 3,710  
Amortized cost 3,689 3,697  
Investments at Fair Value $ 3,685 $ 3,722  
Fair Value Percentage of Total Portfolio 1.40% 1.30%  
Investment, Identifier [Axis]: University Support Services, LLC , Diversified Consumer Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   2.75%  
Investment coupon rate   6.47%  
Principal   $ 4,025  
Amortized cost   3,974  
Investments at Fair Value   $ 3,882  
Fair Value Percentage of Total Portfolio   1.40%  
Investment, Identifier [Axis]: University Support Services, LLC, Diversified Consumer Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75%    
Investment coupon rate 6.42%    
Principal $ 5,011    
Amortized cost 4,913    
Investments at Fair Value $ 4,906    
Fair Value Percentage of Total Portfolio 1.90%    
Investment, Identifier [Axis]: Urban One, Inc. | Media      
Schedule of Investments [Line Items]      
Investment coupon rate [7],[8]   10.50%  
Principal [7]   $ 245  
Amortized cost [7]   235  
Investments at Fair Value [7]   $ 235  
Fair Value Percentage of Total Portfolio [4],[7]   0.00%  
Investment, Identifier [Axis]: Urban One, Inc. | Media 1      
Schedule of Investments [Line Items]      
Investment coupon rate [10],[11],[19] 10.50%    
Principal [10],[19] $ 164    
Amortized cost [10],[19] 157    
Investments at Fair Value [10],[19] $ 157    
Fair Value Percentage of Total Portfolio [1],[10],[19] 0.00%    
Investment, Identifier [Axis]: Urban One, Inc. | Media 2      
Schedule of Investments [Line Items]      
Investment coupon rate [11],[19] 7.63%    
Principal [19] $ 951    
Amortized cost [19] 831    
Investments at Fair Value [19] $ 365    
Fair Value Percentage of Total Portfolio [1],[19] 0.00%    
Investment, Identifier [Axis]: VFH Parent, LLC, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.50% 2.50%  
Investment coupon rate 6.17% 6.22%  
Principal $ 4,950 $ 5,000  
Amortized cost 4,950 5,000  
Investments at Fair Value $ 4,942 $ 5,010  
Fair Value Percentage of Total Portfolio 1.90% 1.80%  
Investment, Identifier [Axis]: Vanco Payment Solutions, LLC | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11] 4.75% [8],[13],[17]  
Investment coupon rate [10],[11] 8.42%    
Principal $ 11,231 [10] $ 0 [13],[17]  
Amortized cost 11,178 [10] (5) [13],[17]  
Investments at Fair Value $ 11,120 [10] $ (5) [13],[17]  
Fair Value Percentage of Total Portfolio 0.60% [1],[10] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Vanco Payment Solutions, LLC | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.75%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (5)    
Investments at Fair Value [10],[16] $ (5)    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Vanco Payment Solutions, LLC| Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13]   4.75%  
Investment coupon rate [8],[13]   8.42%  
Principal [13]   $ 11,259  
Amortized cost [13]   11,202  
Investments at Fair Value [13]   $ 11,147  
Fair Value Percentage of Total Portfolio [4],[13]   0.60%  
Investment, Identifier [Axis]: Varicent Intermediate Holdings Corp. | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13]   6.25%  
Investment coupon rate [8],[13]   9.92%  
Investment coupon rate, PIK [8],[13]   3.38%  
Principal [13]   $ 5,423  
Amortized cost [13]   5,376  
Investments at Fair Value [13]   $ 5,423  
Fair Value Percentage of Total Portfolio [4],[13]   0.30%  
Investment, Identifier [Axis]: Varicent Intermediate Holdings Corp. | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [10],[11] 6.25% [8],[13],[17]  
Investment coupon rate [10],[11] 9.70%    
Investment coupon rate, PIK 3.25% [10],[11] 3.38% [8],[13],[17]  
Principal $ 5,928 [10] $ 0 [13],[17]  
Amortized cost 5,882 [10] (6) [13],[17]  
Investments at Fair Value $ 5,825 [10] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.30% [1],[10] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Varicent Intermediate Holdings Corp. | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 6.00%    
Investment coupon rate, PIK [10],[11],[16] 3.25%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (6)    
Investments at Fair Value [10],[16] $ (21)    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Varicent Intermediate Holdings Corp. | Software 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [10],[11],[16] 6.25% [8],[13],[17]  
Investment coupon rate, PIK 3.25% [10],[11],[16] 3.38% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (19) [10],[16] (23) [13],[17]  
Investments at Fair Value $ (43) [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Varicent Intermediate Holdings Corp. | Software 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [10],[11],[16] 6.25% [8],[13],[17]  
Investment coupon rate, PIK 3.25% [10],[11],[16] 3.38% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (34) [10],[16] (36) [13],[17]  
Investments at Fair Value $ (54) [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Varicent Intermediate Holdings Corp. | Software 5      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.00% [9],[10],[11],[14] 6.25% [8],[12],[13],[15]  
Investment coupon rate 9.70% [9],[10],[11],[14] 9.92% [8],[12],[13],[15]  
Investment coupon rate, PIK 3.25% [9],[10],[11],[14] 3.38% [8],[12],[13],[15]  
Principal $ 21,279 [9],[10],[14] $ 21,107 [12],[13],[15]  
Amortized cost 21,046 [9],[10],[14] 20,862 [12],[13],[15]  
Investments at Fair Value $ 20,906 [9],[10],[14] $ 21,107 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 1.10% [1],[9],[10],[14] 1.10% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Venture CLO 43, Ltd. 21-43A E, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 7.15% 7.15%  
Investment coupon rate 11.08% 11.32%  
Principal $ 3,000 $ 3,000  
Amortized cost 2,935 2,933  
Investments at Fair Value $ 1,917 $ 2,715  
Fair Value Percentage of Total Portfolio 0.70% 1.00%  
Investment, Identifier [Axis]: Victors CCC Buyer, LLC | Professional Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11] 4.75% [8],[13]  
Investment coupon rate 8.16% [10],[11] 8.52% [8],[13]  
Principal $ 2,976 [10] $ 1,551 [13]  
Amortized cost 2,947 [10] 1,536 [13]  
Investments at Fair Value $ 2,976 [10] $ 1,551 [13]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10] 0.10% [4],[13]  
Investment, Identifier [Axis]: Victors CCC Buyer, LLC | Professional Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11] 4.75% [8],[13],[17]  
Investment coupon rate [10],[11] 8.16%    
Principal $ 944 [10] $ 0 [13],[17]  
Amortized cost 935 [10] (13) [13],[17]  
Investments at Fair Value $ 944 [10] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Victors CCC Buyer, LLC | Professional Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11] 4.75% [8],[12],[13]  
Investment coupon rate 8.65% [10],[11] 8.48% [8],[12],[13]  
Principal $ 1,547 [10] $ 23,455 [12],[13]  
Amortized cost 1,533 [10] 23,197 [12],[13]  
Investments at Fair Value $ 1,547 [10] $ 23,455 [12],[13]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10] 1.30% [4],[12],[13]  
Investment, Identifier [Axis]: Victors CCC Buyer, LLC | Professional Services 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.50%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (5)    
Investments at Fair Value [10],[16] $ 0    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Victors CCC Buyer, LLC | Professional Services 5      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 5.00%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (12)    
Investments at Fair Value [10],[16] $ 0    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Victors CCC Buyer, LLC | Professional Services 6      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 5.00%    
Investment coupon rate [9],[10],[11] 8.67%    
Principal [9],[10] $ 23,395    
Amortized cost [9],[10] 23,151    
Investments at Fair Value [9],[10] $ 23,395    
Fair Value Percentage of Total Portfolio [1],[9],[10] 1.30%    
Investment, Identifier [Axis]: Victory Buyer, LLC | Building Products      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[12],[13]   7.00%  
Investment coupon rate [8],[12],[13]   10.83%  
Principal [12],[13]   $ 45,990  
Amortized cost [12],[13]   44,243  
Investments at Fair Value [12],[13]   $ 45,990  
Fair Value Percentage of Total Portfolio [4],[12],[13]   2.50%  
Investment, Identifier [Axis]: Victory Buyer, LLC | Machinery      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 6.00%    
Investment coupon rate [9],[10],[11] 9.66%    
Principal [9],[10] $ 38,325    
Amortized cost [9],[10] 37,952    
Investments at Fair Value [9],[10] $ 37,949    
Fair Value Percentage of Total Portfolio [1],[9],[10] 2.10%    
Investment, Identifier [Axis]: Victory Buyer, LLC, Building Products      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   3.75%  
Investment coupon rate   7.58%  
Principal   $ 7,349  
Amortized cost   7,182  
Investments at Fair Value   $ 7,375  
Fair Value Percentage of Total Portfolio   2.70%  
Investment, Identifier [Axis]: WCG Intermediate Corp., Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75%    
Investment coupon rate 6.42%    
Principal $ 4,461    
Amortized cost 4,431    
Investments at Fair Value $ 4,341    
Fair Value Percentage of Total Portfolio 1.70%    
Investment, Identifier [Axis]: WCG Purchaser Corp., Health Care Providers & Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   3.00%  
Investment coupon rate   6.72%  
Principal   $ 4,473  
Amortized cost   4,453  
Investments at Fair Value   $ 4,479  
Fair Value Percentage of Total Portfolio   1.60%  
Investment, Identifier [Axis]: WHCG Purchaser III, Inc. | Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 6.50% [10],[11] 6.50% [8],[13]  
Investment coupon rate 10.17% [10],[11] 10.17% [8],[13]  
Investment coupon rate, PIK 3.25% [10],[11] 3.25% [8],[13]  
Principal $ 24,397 [10] $ 24,091 [13]  
Amortized cost 24,397 [10] 24,091 [13]  
Investments at Fair Value $ 24,397 [10] $ 24,091 [13]  
Fair Value Percentage of Total Portfolio 1.30% [1],[10] 1.30% [4],[13]  
Investment, Identifier [Axis]: WHCG Purchaser III, Inc. | Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, PIK 10.00% [10],[11],[32] 10.00% [8],[13],[31]  
Principal $ 20,920 [10],[32] $ 20,416 [13],[31]  
Amortized cost 8,388 [10],[32] 8,388 [13],[31]  
Investments at Fair Value $ 9,882 [10],[32] $ 9,645 [13],[31]  
Fair Value Percentage of Total Portfolio 0.50% [1],[10],[32] 0.50% [4],[13],[31]  
Investment, Identifier [Axis]: WHCG Purchaser III, Inc. | Health Care Providers & Services 3      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 5,448,273,000 [10],[18],[19] 5,448,273,000 [7],[13],[21]  
Amortized cost $ 0 [10],[18],[19] $ 0 [7],[13],[21]  
Investments at Fair Value $ 0 [10],[18],[19] $ 0 [7],[13],[21]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[18],[19] 0.00% [4],[7],[13],[21]  
Investment, Identifier [Axis]: WIN Holdings III Corp. | Diversified Consumer Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11],[16] 5.00% [8],[13],[17]  
Investment coupon rate 8.77% [10],[11],[16] 8.82% [8],[13],[17]  
Principal $ 1,192 [10],[16] $ 1,192 [13],[17]  
Amortized cost 1,181 [10],[16] 1,178 [13],[17]  
Investments at Fair Value $ 1,192 [10],[16] $ 1,192 [13],[17]  
Fair Value Percentage of Total Portfolio 0.10% [1],[10],[16] 0.10% [4],[13],[17]  
Investment, Identifier [Axis]: WIN Holdings III Corp. | Diversified Consumer Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [9],[10],[11] 5.00% [8],[12],[13]  
Investment coupon rate 8.77% [9],[10],[11] 8.82% [8],[12],[13]  
Principal $ 41,683 [9],[10] $ 41,683 [12],[13]  
Amortized cost 41,597 [9],[10] 41,590 [12],[13]  
Investments at Fair Value $ 41,683 [9],[10] $ 41,683 [12],[13]  
Fair Value Percentage of Total Portfolio 2.30% [1],[9],[10] 2.30% [4],[12],[13]  
Investment, Identifier [Axis]: WIN Holdings III Corp. | Diversified Consumer Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [9],[10],[11] 5.00% [8],[12],[13]  
Investment coupon rate 8.78% [9],[10],[11] 8.83% [8],[12],[13]  
Principal $ 9,890 [9],[10] $ 9,915 [12],[13]  
Amortized cost 9,890 [9],[10] 9,776 [12],[13]  
Investments at Fair Value $ 9,890 [9],[10] $ 9,915 [12],[13]  
Fair Value Percentage of Total Portfolio 0.50% [1],[9],[10] 0.50% [4],[12],[13]  
Investment, Identifier [Axis]: WIN Holdings III Corp. | Diversified Consumer Services 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [9],[10],[11] 5.00% [8],[12],[13]  
Investment coupon rate 8.78% [9],[10],[11] 8.85% [8],[12],[13]  
Principal $ 20,204 [9],[10] $ 20,255 [12],[13]  
Amortized cost 20,042 [9],[10] 20,071 [12],[13]  
Investments at Fair Value $ 20,204 [9],[10] $ 20,255 [12],[13]  
Fair Value Percentage of Total Portfolio 1.10% [1],[9],[10] 1.10% [4],[12],[13]  
Investment, Identifier [Axis]: WPNT, LLC | Media      
Schedule of Investments [Line Items]      
Number of Shares (in shares) [7],[13],[21],[22],[24]   582,300,000  
Amortized cost [7],[13],[21],[22],[24]   $ 0  
Investments at Fair Value [7],[13],[21],[22],[24]   $ 0  
Fair Value Percentage of Total Portfolio [4],[7],[13],[21],[22],[24]   0.00%  
Investment, Identifier [Axis]: WPNT, LLC, Equity/Other Investments      
Schedule of Investments [Line Items]      
Investments at Fair Value   $ 0 $ 0
Investment, Identifier [Axis]: West Coast Dental Services, Inc. | Health Care Providers & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% [10],[11],[16] 5.75% [8],[13],[17]  
Investment coupon rate 9.60% [10],[11],[16] 9.57% [8],[13],[17]  
Principal $ 3,630 [10],[16] $ 3,630 [13],[17]  
Amortized cost 3,599 [10],[16] 3,596 [13],[17]  
Investments at Fair Value $ 2,901 [10],[16] $ 2,898 [13],[17]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10],[16] 0.20% [4],[13],[17]  
Investment, Identifier [Axis]: West Coast Dental Services, Inc. | Health Care Providers & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% [9],[10],[11] 5.75% [8],[12],[13]  
Investment coupon rate 9.60% [9],[10],[11] 9.57% [8],[12],[13]  
Principal $ 1,661 [9],[10] $ 1,665 [12],[13]  
Amortized cost 1,641 [9],[10] 1,643 [12],[13]  
Investments at Fair Value $ 1,328 [9],[10] $ 1,332 [12],[13]  
Fair Value Percentage of Total Portfolio 0.10% [1],[9],[10] 0.10% [4],[12],[13]  
Investment, Identifier [Axis]: West Coast Dental Services, Inc. | Health Care Providers & Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.75% [9],[10],[11] 5.75% [8],[12],[13]  
Investment coupon rate 9.56% [9],[10],[11] 9.80% [8],[12],[13]  
Principal $ 27,803 [9],[10] $ 27,874 [12],[13]  
Amortized cost 27,516 [9],[10] 27,571 [12],[13]  
Investments at Fair Value $ 22,242 [9],[10] $ 22,299 [12],[13]  
Fair Value Percentage of Total Portfolio 1.20% [1],[9],[10] 1.20% [4],[12],[13]  
Investment, Identifier [Axis]: WestJet Loyalty, LP, Passenger Airlines      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75% 3.25%  
Investment coupon rate 6.45% 6.92%  
Principal $ 5,684 $ 5,699  
Amortized cost 5,641 5,653  
Investments at Fair Value $ 5,508 $ 5,718  
Fair Value Percentage of Total Portfolio 2.10% 2.10%  
Investment, Identifier [Axis]: Westwood Professional Services, Inc. | Construction & Engineering 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13],[17]  
Investment coupon rate 8.20% [10],[11],[16] 8.17% [8],[13],[17]  
Principal $ 4,417 [10],[16] $ 4,429 [13],[17]  
Amortized cost 4,347 [10],[16] 4,355 [13],[17]  
Investments at Fair Value $ 4,417 [10],[16] $ 4,429 [13],[17]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10],[16] 0.20% [4],[13],[17]  
Investment, Identifier [Axis]: Westwood Professional Services, Inc. | Construction & Engineering 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (53) [10],[16] (56) [13],[17]  
Investments at Fair Value $ 0 [10],[16] $ 0 [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Westwood Professional Services, Inc. | Construction & Engineering 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [9],[10],[11],[14] 4.50% [8],[12],[13],[15]  
Investment coupon rate 8.20% [9],[10],[11],[14] 8.17% [8],[12],[13],[15]  
Principal $ 44,735 [9],[10],[14] $ 44,848 [12],[13],[15]  
Amortized cost 44,384 [9],[10],[14] 44,485 [12],[13],[15]  
Investments at Fair Value $ 44,735 [9],[10],[14] $ 44,848 [12],[13],[15]  
Fair Value Percentage of Total Portfolio 2.40% [1],[9],[10],[14] 2.40% [4],[12],[13],[15]  
Investment, Identifier [Axis]: Wharf Street Ratings Acquisition, LLC | Capital Markets 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [8],[13],[17]   4.75%  
Principal [13],[17]   $ 0  
Amortized cost [13],[17]   (27)  
Investments at Fair Value [13],[17]   $ (28)  
Fair Value Percentage of Total Portfolio [4],[13],[17]   0.00%  
Investment, Identifier [Axis]: Wharf Street Ratings Acquisition, LLC | Capital Markets 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [10],[11],[16] 4.75% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (13) [10],[16] (14) [13],[17]  
Investments at Fair Value $ (26) [10],[16] $ (28) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Wharf Street Ratings Acquisition, LLC | Capital Markets 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 4.75%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] (26)    
Investments at Fair Value [10],[16] $ (26)    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Wharf Street Ratings Acquisition, LLC | Capital Markets 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.75% [9],[10],[11] 4.75% [8],[12],[13]  
Investment coupon rate 8.42% [9],[10],[11] 8.47% [8],[12],[13]  
Principal $ 25,733 [9],[10] $ 25,797 [12],[13]  
Amortized cost 25,490 [9],[10] 25,544 [12],[13]  
Investments at Fair Value $ 25,496 [9],[10] $ 25,550 [12],[13]  
Fair Value Percentage of Total Portfolio 1.40% [1],[9],[10] 1.40% [4],[12],[13]  
Investment, Identifier [Axis]: White Cap Supply Holdings, LLC, Building Products      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.25% 3.25%  
Investment coupon rate 6.92% 6.97%  
Principal $ 5,267 $ 5,280  
Amortized cost 5,247 5,258  
Investments at Fair Value $ 5,054 $ 5,301  
Fair Value Percentage of Total Portfolio 2.00% 1.90%  
Investment, Identifier [Axis]: Whitehorse, Ltd. 14-1A E | Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.55% [10],[11],[19],[27] 4.55% [7],[8],[13],[28]  
Investment coupon rate 8.48% [10],[11],[19],[27] 8.67% [7],[8],[13],[28]  
Principal $ 232 [10],[19],[27] $ 232 [7],[13],[28]  
Amortized cost 230 [10],[19],[27] 226 [7],[13],[28]  
Investments at Fair Value $ 69 [10],[19],[27] $ 62 [7],[13],[28]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[19],[27] 0.00% [4],[7],[13],[28]  
Investment, Identifier [Axis]: Wind River CLO, Ltd. 14-2A FR, Capital Markets      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 7.87% 7.87%  
Investment coupon rate 11.80% 12.04%  
Principal $ 3,000 $ 3,000  
Amortized cost 2,673 2,660  
Investments at Fair Value $ 179 $ 91  
Fair Value Percentage of Total Portfolio 0.10% 0.00%  
Investment, Identifier [Axis]: Windsor Holdings III, LLC, Chemicals      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 2.75% 2.75%  
Investment coupon rate 6.42% 6.47%  
Principal $ 3,236 $ 3,245  
Amortized cost 3,192 3,197  
Investments at Fair Value $ 3,184 $ 3,249  
Fair Value Percentage of Total Portfolio 1.20% 1.20%  
Investment, Identifier [Axis]: Wipfli Advisory, LLC | Financial Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost 0 [10],[16] 0 [13],[17]  
Investments at Fair Value $ (14) [10],[16] $ (14) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Wipfli Advisory, LLC | Financial Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [10],[11],[16] 4.50% [8],[13],[17]  
Principal $ 0 [10],[16] $ 0 [13],[17]  
Amortized cost (19) [10],[16] (19) [13],[17]  
Investments at Fair Value $ (19) [10],[16] $ (19) [13],[17]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[16] 0.00% [4],[13],[17]  
Investment, Identifier [Axis]: Wipfli Advisory, LLC | Financial Services 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 4.50% [9],[10],[11] 4.50% [8],[12],[13]  
Investment coupon rate 8.19% [9],[10],[11] 8.16% [8],[12],[13]  
Principal $ 16,096 [9],[10] $ 16,096 [12],[13]  
Amortized cost 16,061 [9],[10] 16,055 [12],[13]  
Investments at Fair Value $ 16,059 [9],[10] $ 16,057 [12],[13]  
Fair Value Percentage of Total Portfolio 0.90% [1],[9],[10] 0.90% [4],[12],[13]  
Investment, Identifier [Axis]: World Business Lenders, LLC | Financial Services      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 922,669,000 [10],[18],[19] 922,669,000 [7],[13],[21]  
Amortized cost $ 1,617 [10],[18],[19] $ 1,617 [7],[13],[21]  
Investments at Fair Value $ 3,967 [10],[18],[19] $ 1,615 [7],[13],[21]  
Fair Value Percentage of Total Portfolio 0.20% [1],[10],[18],[19] 0.10% [4],[7],[13],[21]  
Investment, Identifier [Axis]: X Corp., Interactive Media & Services 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable   6.50%  
Investment coupon rate   10.45%  
Principal   $ 4,949  
Amortized cost   4,923  
Investments at Fair Value   $ 4,857  
Fair Value Percentage of Total Portfolio   1.70%  
Investment, Identifier [Axis]: X Corp., Interactive Media & Services 2      
Schedule of Investments [Line Items]      
Investment coupon rate   9.50%  
Principal   $ 7,500  
Amortized cost   7,430  
Investments at Fair Value   $ 7,468  
Fair Value Percentage of Total Portfolio   2.70%  
Investment, Identifier [Axis]: YummyEarth, Inc. | Food Products      
Schedule of Investments [Line Items]      
Number of Shares (in shares) 781,000 [10],[18],[19] 781,000 [7],[13],[21]  
Amortized cost $ 0 [10],[18],[19] $ 0 [7],[13],[21]  
Investments at Fair Value $ 0 [10],[18],[19] $ 0 [7],[13],[21]  
Fair Value Percentage of Total Portfolio 0.00% [1],[10],[18],[19] 0.00% [4],[7],[13],[21]  
Investment, Identifier [Axis]: Zayo Group Holdings, Inc., Diversified Telecommunication Services      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 3.50% 3.50%  
Investment coupon rate 7.28% 6.83%  
Investment coupon rate, PIK 0.50% 0.50%  
Principal $ 5,989 $ 4,482  
Amortized cost 5,673 4,205  
Investments at Fair Value $ 5,871 $ 4,242  
Fair Value Percentage of Total Portfolio 2.30% 1.50%  
Investment, Identifier [Axis]: Zendesk, Inc. | Software 1      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11] 5.00% [8],[13]  
Investment coupon rate 8.69% [10],[11] 8.69% [8],[13]  
Principal $ 5,477 [10] $ 10,462 [13]  
Amortized cost 5,477 [10] 10,364 [13]  
Investments at Fair Value $ 5,390 [10] $ 10,462 [13]  
Fair Value Percentage of Total Portfolio 0.30% [1],[10] 0.60% [4],[13]  
Investment, Identifier [Axis]: Zendesk, Inc. | Software 2      
Schedule of Investments [Line Items]      
Investment coupon rate, variable 5.00% [10],[11] 5.00% [8],[12],[13]  
Investment coupon rate 8.71% [10],[11] 8.69% [8],[12],[13]  
Principal $ 10,435 [10] $ 64,884 [12],[13]  
Amortized cost 10,347 [10] 64,464 [12],[13]  
Investments at Fair Value $ 10,268 [10] $ 64,884 [12],[13]  
Fair Value Percentage of Total Portfolio 0.60% [1],[10] 3.50% [4],[12],[13]  
Investment, Identifier [Axis]: Zendesk, Inc. | Software 3      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [10],[11],[16] 5.00%    
Principal [10],[16] $ 0    
Amortized cost [10],[16] 0    
Investments at Fair Value [10],[16] $ (105)    
Fair Value Percentage of Total Portfolio [1],[10],[16] 0.00%    
Investment, Identifier [Axis]: Zendesk, Inc. | Software 4      
Schedule of Investments [Line Items]      
Investment coupon rate, variable [9],[10],[11] 5.00%    
Investment coupon rate [9],[10],[11] 8.71%    
Principal [9],[10] $ 64,724    
Amortized cost [9],[10] 64,345    
Investments at Fair Value [9],[10] $ 63,689    
Fair Value Percentage of Total Portfolio [1],[9],[10] 3.50%    
Senior Secured First Lien Debt      
Schedule of Investments [Line Items]      
Amortized cost $ 3,137,571 [1],[2],[3] $ 3,215,223 [4],[5],[6]  
Investments at Fair Value $ 3,066,779 [1],[2],[3] $ 3,136,374 [4],[5],[6]  
Fair Value Percentage of Total Portfolio 167.40% [1],[2],[3] 170.40% [4],[5],[6]  
Senior Secured Second Lien Debt      
Schedule of Investments [Line Items]      
Amortized cost $ 175,601 [1],[2],[3] $ 160,045 [4],[5],[6]  
Investments at Fair Value $ 165,459 [1],[2],[3] $ 152,406 [4],[5],[6]  
Fair Value Percentage of Total Portfolio 9.00% [1],[2],[3] 8.30% [4],[5],[6]  
Subordinated Debt      
Schedule of Investments [Line Items]      
Amortized cost $ 292,873 [1],[2],[3] $ 264,813 [4],[5],[6]  
Investments at Fair Value $ 285,017 [1],[2],[3] $ 259,132 [4],[5],[6]  
Fair Value Percentage of Total Portfolio 15.60% [1],[2],[3] 14.10% [4],[5],[6]  
Collateralized Securities Debt Investments      
Schedule of Investments [Line Items]      
Amortized cost $ 4,498 [1],[2],[3] $ 4,479 [4],[5],[6]  
Investments at Fair Value $ 3,622 [1],[2],[3] $ 4,384 [4],[5],[6]  
Fair Value Percentage of Total Portfolio 0.20% [1],[2],[3] 0.20% [4],[5],[6]  
Collateralized Securities Equity Investment      
Schedule of Investments [Line Items]      
Amortized cost $ 3,151 [1],[2],[3],[37] $ 3,163 [5],[6],[38]  
Investments at Fair Value $ 476 [1],[2],[3],[37] $ 477 [5],[6],[38]  
Fair Value Percentage of Total Portfolio 0.00% [1],[2],[3],[37] 0.00% [4],[5],[6],[38]  
Equity/Other      
Schedule of Investments [Line Items]      
Amortized cost $ 532,471 [1],[2],[3],[39] $ 530,631 [4],[5],[6]  
Investments at Fair Value $ 529,104 [1],[2],[3],[39] $ 518,235 [4],[5],[6]  
Fair Value Percentage of Total Portfolio 28.90% [1],[2],[3],[39] 28.20% [4],[5],[6],[40]  
[1] Percentages are based on net assets attributable to common stock as of March 31, 2026.
[2] Unless otherwise indicated, all investments in the consolidated schedules of investments are non-affiliated, non-controlled investments.
[3] Unless otherwise indicated, all of the Company's investments or a portion thereof are pledged as collateral under the JPM Revolver Facility.
[4] Percentages are based on net assets attributable to common stock as of December 31, 2025.
[5] Unless otherwise indicated, all investments in the consolidated schedules of investments are non-affiliated, non-controlled investments.
[6] Unless otherwise indicated, all of the Company's investments or a portion thereof are pledged as collateral under the JPM Revolver Facility (as defined below).
[7] Securities exempt from registration under the Securities Act of 1933 (as defined below), and may be deemed to be “restricted securities.” As of December 31, 2025, the aggregate fair value of these securities is $523.7 million or 28.5% of the Company’s net assets. The initial acquisition dates have been included for such securities.
[8] The majority of the investments bear interest at a rate that may be determined by reference Secured Overnight Financing Rate (“SOFR” or “S”), Canadian Overnight Repo Rate Average (“C”), or Prime (“P”) and which reset daily, monthly, quarterly, or semiannually. For each, the Company has provided the spread over the relevant reference rate and the current interest rate in effect at December 31, 2025. Certain investments are subject to reference rate floors. For fixed rate loans, a spread above a reference rate is not applicable. For funded floating rate securities, the all-in rate is disclosed within parentheses.
[9] The Company's investment or a portion thereof is pledged as collateral under the JPM Credit Facility.
[10] The fair value of investments with respect to securities for which market quotations are not readily available is determined in good faith by the Company's Board of Directors (as defined below) as required by the 1940 Act. Such investments are valued using significant unobservable inputs (See Note 3 to the consolidated financial statements).
[11] The majority of the investments bear interest at a rate that may be determined by reference Secured Overnight Financing Rate (“SOFR” or “S”), Canadian Overnight Repo Rate Average (“C”), or Prime (“P”) and which reset daily, monthly, quarterly, or semiannually. For each, the Company has provided the spread over the relevant reference rate and the current interest rate in effect at March 31, 2026. Certain investments are subject to reference rate floors. For fixed rate loans, a spread above a reference rate is not applicable. For funded floating rate securities, the all-in rate is disclosed within parentheses.
[12] The Company's investment or a portion thereof is pledged as collateral under the JPM Credit Facility (as defined below).
[13] The fair value of investments with respect to securities for which market quotations are not readily available is determined in good faith by the Company's Board of Directors (as defined below) as required by the 1940 Act. Such investments are valued using significant unobservable inputs (See Note 3 to the consolidated financial statements).
[14] The Company's investment or a portion thereof is pledged as collateral under the Wells Fargo Credit Facility (as defined below). Individual investments can be divided into parts which are pledged to separate credit facilities.
[15] The Company's investment or a portion thereof is pledged as collateral under the Wells Fargo Credit Facility. Individual investments can be divided into parts which are pledged to separate credit facilities.
[16] Position or portion thereof is an unfunded loan commitment, and no interest is being earned on the unfunded portion. The investment may be subject to an unused/letter of credit facility fee. The negative fair value, if applicable, is the result of the capitalized discount on the loan or the unfunded commitment being valued below par. The negative amortized cost, if applicable, is the result of the capitalized discount being greater than the principal amount outstanding on the loan. Please refer to Note 7 - Commitments and Contingencies for additional details.
[17] Position or portion thereof is an unfunded loan commitment, and no interest is being earned on the unfunded portion. The investment may be subject to an unused/letter of credit facility fee. The negative fair value, if applicable, is the result of the capitalized discount on the loan or the unfunded commitment being valued below par. The negative amortized cost, if applicable, is the result of the capitalized discount being greater than the principal amount outstanding on the loan. Please refer to Note 7 - Commitments and Contingencies for additional details.
[18] Non-income producing at March 31, 2026.
[19] Securities exempt from registration under the Securities Act of 1933 (as defined below), and may be deemed to be “restricted securities.” As of March 31, 2026, the aggregate fair value of these securities is $533.7 million or 29.1% of the Company’s net assets. The initial acquisition dates have been included for such securities.
[20] The provisions of the 1940 Act classify investments based on the level of control that the Company maintains in a particular portfolio company. As defined in the 1940 Act, a company is generally presumed to be “non-controlled” when the Company owns 25% or less of the portfolio company’s outstanding voting securities and/or does not have the power to exercise control over the management or policies of such portfolio company. A company is generally presumed to be “controlled” when the Company owns more than 25% of the portfolio company’s outstanding voting securities and/or has the power to exercise control over the management or policies of such portfolio company. The Company classifies this investment as “controlled.”
[21] Non-income producing at December 31, 2025.
[22] The provisions of the 1940 Act classify investments based on the level of control that the Company maintains in a particular portfolio company. As defined in the 1940 Act, a company is generally presumed to be “non-controlled” when the Company owns 25% or less of the portfolio company’s outstanding voting securities and/or does not have the power to exercise control over the management or policies of such portfolio company. A company is generally presumed to be “controlled” when the Company owns more than 25% of the portfolio company’s outstanding voting securities and/or has the power to exercise control over the management or policies of such portfolio company. The Company classifies this investment as “controlled.”
[23] Investments are held in the taxable wholly-owned, consolidated subsidiary, 54th Street Equity Holdings, Inc.
[24] Investments are held in the taxable wholly-owned, consolidated subsidiary, 54th Street Equity Holdings, Inc.
[25] The provisions of the 1940 Act classify investments further based on the level of ownership that the Company maintains in a particular portfolio company. As defined in the 1940 Act, a company is generally deemed as "non-affiliated" when the Company owns less than 5% of a portfolio company's outstanding voting securities and "affiliated" when the Company owns 5% or more of a portfolio company's outstanding voting securities. The Company classifies this investment as “affiliated.”
[26] The provisions of the 1940 Act classify investments further based on the level of ownership that the Company maintains in a particular portfolio company. As defined in the 1940 Act, a company is generally deemed as "non-affiliated" when the Company owns less than 5% of a portfolio company's outstanding voting securities and "affiliated" when the Company owns 5% or more of a portfolio company's outstanding voting securities. The Company classifies this investment as “affiliated.”
[27] All of the Company's investments, except the investments noted by this footnote, are qualifying assets under Section 55(a) of the Investment Company Act of 1940, as amended (the “1940 Act”). Under the 1940 Act, the Company may not acquire any non-qualifying asset unless, at the time the acquisition is made, qualifying assets represent at least 70% of the Company's total assets. At March 31, 2026, qualifying assets represent 92.3% of the Company's total assets.
[28] All of the Company's investments, except the investments noted by this footnote, are qualifying assets under Section 55(a) of the Investment Company Act of 1940, as amended (the “1940 Act”). Under the 1940 Act, the Company may not acquire any non-qualifying asset unless, at the time the acquisition is made, qualifying assets represent at least 70% of the Company's total assets. At December 31, 2025, qualifying assets represent 92.2% of the Company's total assets.
[29] The Company's investment falls under the definition of a significant subsidiary, as it exceeded the threshold of at least one of the tests under Rule 4-08(g), or exceeded the threshold of at least one of the tests under Rule 3-09. See Note 3 for summarized financial information.
[30] The Company's investment falls under the definition of a significant subsidiary, as it exceeded the threshold of at least one of the tests under Rule 4-08(g), or exceeded the threshold of at least one of the tests under Rule 3-09. See Note 3 for summarized financial information.
[31] The investment is on non-accrual status as of December 31, 2025.
[32] The investment is on non-accrual status as of March 31, 2026.
[33] The investment is held through BSP TCAP Acquisition Holdings LP, which is an affiliated acquisition entity. Due to certain restrictions, such as limits on the number of partners allowable within the equity structures of the newly acquired investments, these investments are still held within the acquisition entity as of March 31, 2026.
[34] The investment is held through BSP TCAP Acquisition Holdings LP, which is an affiliated acquisition entity. Due to certain restrictions, such as limits on the number of partners allowable within the equity structures of the newly acquired investments, these investments are still held within the acquisition entity as of December 31, 2025.
[35] The Collateralized Securities - subordinated notes are treated as equity investments and are entitled to recurring distributions which are generally equal to the remaining cash flow of the payments made by the underlying fund’s securities less contractual payments to debt holders and fund expenses. The estimated yield indicated is based upon a current projection of the amount and timing of these recurring distributions and the estimated amount of repayment of principal upon termination. Such projections are periodically reviewed and adjusted, and the estimated yield may not ultimately be realized.
[36] The Collateralized Securities - subordinated notes are treated as equity investments and are entitled to recurring distributions which are generally equal to the remaining cash flow of the payments made by the underlying fund’s securities less contractual payments to debt holders and fund expenses. The estimated yield indicated is based upon a current projection of the amount and timing of these recurring distributions and the estimated amount of repayment of principal upon termination. Such projections are periodically reviewed and adjusted, and the estimated yield may not ultimately be realized.
[37] For equity investments in Collateralized Securities, the effective yield is presented in place of the investment coupon rate for each investment. Refer to footnote (r) for a further description of an equity investment in a Collateralized Security.
[38] For equity investments in Collateralized Securities, the effective yield is presented in place of the investment coupon rate for each investment. Refer to footnote (r) for a further description of an equity investment in a Collateralized Security.
[39] All amounts are in thousands except share amounts.
[40] All amounts are in thousands except share amounts.