Annual report pursuant to Section 13 and 15(d)

Consolidated Schedule of Investments (Parenthetical)

v3.22.4
Consolidated Schedule of Investments (Parenthetical)
$ in Thousands, $ in Millions
12 Months Ended
Dec. 31, 2022
USD ($)
$ / shares
Dec. 31, 2021
USD ($)
$ / shares
Dec. 31, 2022
CAD ($)
Dec. 31, 2021
CAD ($)
Schedule of Investments [Line Items]        
Percentage of loans with variable rate floors 66.00% 67.00% 66.00% 67.00%
Strike price (in dollars per share) | $ / shares $ 0.01 $ 0.01    
Minimum        
Schedule of Investments [Line Items]        
Variable rate 0.10%   0.10%  
Maximum        
Schedule of Investments [Line Items]        
Variable rate 0.35%   0.35%  
LIBOR or SOFR | Minimum        
Schedule of Investments [Line Items]        
Variable rate 0.50%   0.50%  
LIBOR or SOFR | Maximum        
Schedule of Investments [Line Items]        
Variable rate 2.00%   2.00%  
LIBOR or SOFR | Weighted Average        
Schedule of Investments [Line Items]        
Floor rate 1.04%   1.04%  
LIBOR | Minimum        
Schedule of Investments [Line Items]        
Variable rate   0.50%   0.50%
LIBOR | Maximum        
Schedule of Investments [Line Items]        
Variable rate   2.00%   2.00%
LIBOR | Weighted Average        
Schedule of Investments [Line Items]        
Floor rate   1.06%   1.06%
Investment, Identifier [Axis]: AAC Holdings, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Principal $ 11,726 [1] $ 10,202 [2]    
Investment, Identifier [Axis]: AB Centers Acquisition Corporation, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[6] 6.00%   6.00%  
Principal [3],[4],[5],[6] $ 0      
Investment, Identifier [Axis]: AB Centers Acquisition Corporation, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.00%   6.00%  
Principal [3],[4],[5] $ 741      
Investment, Identifier [Axis]: AB Centers Acquisition Corporation, Secured Debt 3        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.00%   6.00%  
Principal [3],[4],[5] $ 17,052      
Investment, Identifier [Axis]: ADS Tactical, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 5.75% [1],[5] 5.75% [2],[7] 5.75% [1],[5] 5.75% [2],[7]
Principal $ 21,077 [1],[5] $ 22,136 [2],[7]    
Investment, Identifier [Axis]: AFG Capital Group, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal   144    
Investment, Identifier [Axis]: AMEREQUIP LLC., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[6] 7.40%   7.40%  
Principal [3],[4],[5],[6] $ 0      
Investment, Identifier [Axis]: AMEREQUIP LLC., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 7.40%   7.40%  
Principal [3],[4],[5] $ 37,491      
Investment, Identifier [Axis]: ASC Interests, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal 400 200    
Investment, Identifier [Axis]: ASC Interests, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 1,650 1,650    
Investment, Identifier [Axis]: ATS Operating, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[6] 5.50%   5.50%  
Principal [3],[5],[6] $ 0      
Investment, Identifier [Axis]: ATS Operating, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 5.50%   5.50%  
Principal [3],[4],[5] $ 6,660      
Investment, Identifier [Axis]: ATS Operating, LLC, Secured Debt 3        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 7.50%   7.50%  
Principal [3],[4],[5] $ 6,660      
Investment, Identifier [Axis]: ATS Workholding, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal [8],[9]   $ 4,794    
Investment, Identifier [Axis]: ATS Workholding, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal [3],[10] 1,901      
Investment, Identifier [Axis]: ATS Workholding, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal [3],[10] $ 3,015      
Investment, Identifier [Axis]: ATX Networks Corp., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 7.50% [1],[5] 7.50% [2],[7] 7.50% [1],[5] 7.50% [2],[7]
Principal $ 6,783 [1],[5] $ 7,667 [2],[7]    
Investment, Identifier [Axis]: ATX Networks Corp., Unsecured Debt        
Schedule of Investments [Line Items]        
Principal $ 3,396 [1] $ 3,067 [2]    
Investment, Identifier [Axis]: AVEX Aviation Holdings, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.50%   6.50%
Principal [7],[8]   $ 13,320    
Investment, Identifier [Axis]: AVEX Aviation Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[6] 7.25%   7.25%  
Principal [3],[4],[5],[6] $ 0      
Investment, Identifier [Axis]: AVEX Aviation Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 7.25%   7.25%  
Principal [3],[4],[5] $ 29,071      
Investment, Identifier [Axis]: Acousti Engineering Company of Florida, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate 8.50% [3],[5] 8.50% [7],[8] 8.50% [3],[5] 8.50% [7],[8]
Principal $ 1,678 [3],[5] $ 12,111 [7],[8]    
Investment, Identifier [Axis]: Acousti Engineering Company of Florida, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate 8.50% [3],[5] 12.50% [7],[8] 8.50% [3],[5] 12.50% [7],[8]
Principal $ 9,891 [3],[5] $ 850 [7],[8]    
Investment, Identifier [Axis]: Acousti Engineering Company of Florida, Secured Debt 3        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 12.50%   12.50%  
Principal [3],[5] $ 807      
Investment, Identifier [Axis]: Acumera, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 9.50%   9.50%  
Principal [3],[5] $ 14,618      
Investment, Identifier [Axis]: Acumera, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 9.00%   9.00%  
Principal [3],[5] $ 4,368      
Investment, Identifier [Axis]: Adams Publishing Group, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[11] 6.00%   6.00%  
Principal [3],[5],[11] $ 4,729      
Interest rate 2.50%   2.50%  
Investment, Identifier [Axis]: Adams Publishing Group, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[11] 7.50%   7.50%  
Principal [3],[5],[11] $ 24,086      
Interest rate 2.50%   2.50%  
Investment, Identifier [Axis]: American Health Staffing Group, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.00%   6.00%
Principal [7],[8]   $ 7,067    
Investment, Identifier [Axis]: American Health Staffing Group, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[6] 6.00%   6.00%  
Principal [3],[5],[6] $ 0      
Investment, Identifier [Axis]: American Health Staffing Group, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.00%   6.00%  
Principal [3],[5] $ 6,617      
Investment, Identifier [Axis]: American Nuts, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   8.00%   8.00%
Principal [7],[8]   $ 12,017    
Investment, Identifier [Axis]: American Nuts, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.75%   6.75%  
Principal [3],[4],[5] $ 15,628      
Investment, Identifier [Axis]: American Nuts, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 8.75%   8.75%  
Principal [3],[4],[5] $ 15,628      
Investment, Identifier [Axis]: American Teleconferencing Services, Ltd., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate 6.50% [1],[10] 6.50% [2],[7],[9],[12] 6.50% [1],[10] 6.50% [2],[7],[9],[12]
Principal $ 2,980 [1],[10] $ 2,980 [2],[7],[9],[12]    
Investment, Identifier [Axis]: American Teleconferencing Services, Ltd., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate 6.50% [1],[5],[10] 6.50% [2],[7],[9] 6.50% [1],[5],[10] 6.50% [2],[7],[9]
Principal $ 14,370 [1],[5],[10] $ 14,370 [2],[7],[9]    
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7]   10.00%   10.00%
Principal [7]   $ 4,945    
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [5],[6] 10.00%   10.00%  
Principal [5],[6] $ 0      
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [5] 10.00%   10.00%  
Principal [5] $ 4,665      
Investment, Identifier [Axis]: ArborWorks, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   7.00%   7.00%
Principal [7],[8]   $ 32,605    
Investment, Identifier [Axis]: ArborWorks, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 9.00%   9.00%  
Principal [3],[5] $ 4,678      
Investment, Identifier [Axis]: ArborWorks, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 9.00%   9.00%  
Principal [3],[5] $ 29,722      
Investment, Identifier [Axis]: Archer Systems, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[6] 6.50%   6.50%  
Principal [3],[4],[5],[6] $ 0      
Investment, Identifier [Axis]: Archer Systems, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.50%   6.50%  
Principal [3],[4],[5] $ 67,597      
Investment, Identifier [Axis]: Arrow International, Inc, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 6.60% [3],[4],[5],[13] 7.93% [7],[8],[14] 6.60% [3],[4],[5],[13] 7.93% [7],[8],[14]
Floor rate 1.00% 1.25% 1.00% 1.25%
Principal $ 36,000 [3],[4],[5],[13] $ 22,500 [7],[8],[14]    
Investment, Identifier [Axis]: Arrow International, Inc, Secured Debt | SOFR        
Schedule of Investments [Line Items]        
Variable rate 6.00%   6.00%  
Investment, Identifier [Axis]: Arrow International, Inc, Secured Debt | LIBOR        
Schedule of Investments [Line Items]        
Variable rate   7.25%   7.25%
Investment, Identifier [Axis]: BBB Tank Services, LLC, Unsecured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[12]   11.00%   11.00%
Principal [7],[12]   $ 4,800    
Investment, Identifier [Axis]: BBB Tank Services, LLC, Unsecured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [5],[15] 11.00%   11.00%  
Principal [5],[15] $ 800      
Investment, Identifier [Axis]: BBB Tank Services, LLC, Unsecured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [5],[15] 11.00%   11.00%  
Principal [5],[15] $ 4,000      
Investment, Identifier [Axis]: Barfly Ventures, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal 711 [3] 711 [8]    
Investment, Identifier [Axis]: Batjer TopCo, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal [6] 0      
Investment, Identifier [Axis]: Batjer TopCo, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal [6] 0      
Investment, Identifier [Axis]: Batjer TopCo, LLC, Secured Debt 3        
Schedule of Investments [Line Items]        
Principal $ 11,025      
Investment, Identifier [Axis]: Berry Aviation, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [3] 10.50%   10.50%  
Principal $ 195 [3] $ 4,694 [8]    
Investment, Identifier [Axis]: Bettercloud, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[6] 1.00%   1.00%  
Principal [3],[4],[5],[6] $ 0      
Investment, Identifier [Axis]: Bettercloud, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 1.00%   1.00%  
Principal [3],[4],[5] $ 27,505      
Investment, Identifier [Axis]: Binswanger Enterprises, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   8.50%   8.50%
Principal [7],[8]   $ 12,194    
Investment, Identifier [Axis]: Bluestem Brands, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [2],[7]   8.50%   8.50%
Principal [2],[7]   $ 5,357    
Investment, Identifier [Axis]: Bluestem Brands, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [1],[5],[6] 8.50%   8.50%  
Principal [1],[5],[6] $ 0      
Investment, Identifier [Axis]: Bluestem Brands, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [1],[5] 8.50%   8.50%  
Principal [1],[5] $ 3,239      
Investment, Identifier [Axis]: Boccella Precast Products LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal $ 320 $ 320    
Investment, Identifier [Axis]: Bolder Panther Group, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 9.26% [4],[5],[16] 9.00% [7] 9.26% [4],[5],[16] 9.00% [7]
Floor rate 1.50%   1.50%  
Principal $ 99,194 [4],[5],[16] $ 39,000 [7]    
Investment, Identifier [Axis]: Bolder Panther Group, LLC, Secured Debt | SOFR        
Schedule of Investments [Line Items]        
Variable rate 8.00%   8.00%  
Investment, Identifier [Axis]: Brainworks Software, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8],[9],[12]   9.25%   9.25%
Principal [7],[8],[9],[12]   $ 7,817    
Investment, Identifier [Axis]: Brainworks Software, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[10],[15] 9.25%   9.25%  
Principal [3],[5],[10],[15] $ 761      
Investment, Identifier [Axis]: Brainworks Software, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[10],[15] 9.25%   9.25%  
Principal [3],[5],[10],[15] $ 7,056      
Investment, Identifier [Axis]: Brewer Crane Holdings, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 10.00% [5] 10.00% [7] 10.00% [5] 10.00% [7]
Principal $ 5,964 [5] $ 8,060 [7]    
Investment, Identifier [Axis]: Bridge Capital Solutions Corporation, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal 8,813 8,813    
Investment, Identifier [Axis]: Bridge Capital Solutions Corporation, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal 1,000 [17] $ 1,000 [18]    
Investment, Identifier [Axis]: Buca C, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[12]   9.25%   9.25%
Principal $ 17,355 $ 19,491 [7],[12]    
Investment, Identifier [Axis]: Burning Glass Intermediate Holding Company, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate 5.00% [3],[5],[6] 5.00% [7],[8] 5.00% [3],[5],[6] 5.00% [7],[8]
Principal $ 0 [3],[5],[6] $ 465 [7],[8]    
Investment, Identifier [Axis]: Burning Glass Intermediate Holding Company, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate 5.00% [3],[5] 5.00% [7],[8] 5.00% [3],[5] 5.00% [7],[8]
Principal $ 19,933 [3],[5] $ 20,134 [7],[8]    
Investment, Identifier [Axis]: Cadence Aerospace LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[19] 8.50%   8.50%  
Floor rate 1.00% 1.00% 1.00% 1.00%
Principal $ 28,328 [3],[5],[19] $ 28,540 [8],[20]    
PIK rate 2.00% 2.00% 2.00% 2.00%
Investment, Identifier [Axis]: Cadence Aerospace LLC, Secured Debt | LIBOR        
Schedule of Investments [Line Items]        
Variable rate 6.50% 6.50% 6.50% 6.50%
Investment, Identifier [Axis]: California Splendor Holdings LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 10.00% [5] 10.00% [7] 10.00% [5] 10.00% [7]
Principal $ 28,000 [5] $ 28,000 [7]    
Investment, Identifier [Axis]: Camin Cargo Control, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 6.50% [1],[5] 6.50% [2],[7] 6.50% [1],[5] 6.50% [2],[7]
Principal $ 15,218 [1],[5] $ 15,920 [2],[7]    
Investment, Identifier [Axis]: Career Team Holdings, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal   $ 20,250    
Investment, Identifier [Axis]: Career Team Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [5],[6] 6.00%   6.00%  
Principal [5],[6] $ 0      
Investment, Identifier [Axis]: Career Team Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 20,250      
Investment, Identifier [Axis]: CaseWorthy, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[6] 6.00%   6.00%  
Principal [3],[5],[6] $ 0      
Investment, Identifier [Axis]: CaseWorthy, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.00%   6.00%  
Principal [3],[5] $ 7,993      
Investment, Identifier [Axis]: CaseWorthy, Inc., Secured Debt 3        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 5.75%   5.75%  
Principal [3],[5] $ 6,133      
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7]   10.00%   10.00%
Principal [7]   $ 9,416    
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [5],[6] 9.00%   9.00%  
Principal [5],[6] $ 0      
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [5] 9.00%   9.00%  
Principal [5] $ 15,030      
Investment, Identifier [Axis]: Chamberlin Holding LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7]   8.00%   8.00%
Principal [7]   $ 17,817    
Investment, Identifier [Axis]: Chamberlin Holding LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [5],[6] 6.00%   6.00%  
Principal [5],[6] $ 0      
Investment, Identifier [Axis]: Chamberlin Holding LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [5] 8.00%   8.00%  
Principal [5] $ 16,945      
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[21] 6.25%   6.25%  
Floor rate 1.00%   1.00%  
Principal [3],[4],[5],[21] $ 1,868      
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC, Secured Debt 1 | SOFR        
Schedule of Investments [Line Items]        
Variable rate 6.25%   6.25%  
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[22] 6.25%   6.25%  
Principal [3],[4],[5],[22] $ 39,047      
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC, Secured Debt Two February 07, 2022        
Schedule of Investments [Line Items]        
Floor rate 1.00%   1.00%  
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC, Secured Debt Two February 07, 2022 | SOFR        
Schedule of Investments [Line Items]        
Variable rate 6.25%   6.25%  
Investment, Identifier [Axis]: Charps, LLC, Unsecured Debt        
Schedule of Investments [Line Items]        
Principal $ 5,694 $ 5,694    
Investment, Identifier [Axis]: Chisholm Energy Holdings, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.25%   6.25%
Principal [7],[8]   $ 2,857    
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate 9.00% [4],[5],[6] 9.50% [7] 9.00% [4],[5],[6] 9.50% [7]
Principal $ 0 [4],[5],[6] $ 10,480 [7]    
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [4],[5] 9.00%   9.00%  
Principal $ 10,480 [4],[5] 1,081    
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 3        
Schedule of Investments [Line Items]        
Principal 1,049      
Investment, Identifier [Axis]: Clarius BIGS, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal $ 2,712 [3],[10],[15] $ 2,756 [8],[9],[12]    
Investment, Identifier [Axis]: Classic H&G Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate 6.00% [5] 6.00% [7] 6.00% [5] 6.00% [7]
Principal $ 4,560 [5] $ 4,000 [7]    
Investment, Identifier [Axis]: Classic H&G Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 19,274 $ 19,274    
Investment, Identifier [Axis]: Cody Pools, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7]   10.50%   10.50%
Principal [7]   $ 42,497    
Investment, Identifier [Axis]: Cody Pools, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [5] 10.50%   10.50%  
Principal [5] $ 1,462      
Investment, Identifier [Axis]: Cody Pools, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [5] 10.50%   10.50%  
Principal [5] $ 40,801      
Investment, Identifier [Axis]: Colonial Electric Company LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal   $ 24,570    
Investment, Identifier [Axis]: Colonial Electric Company LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal 0      
Investment, Identifier [Axis]: Colonial Electric Company LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 23,310      
Investment, Identifier [Axis]: CompareNetworks Topco, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7]   9.00%   9.00%
Principal [7]   $ 6,477    
Investment, Identifier [Axis]: CompareNetworks Topco, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [5],[6],[15] 9.00%   9.00%  
Principal [5],[6],[15] $ 0      
Investment, Identifier [Axis]: CompareNetworks Topco, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [5] 9.00%   9.00%  
Principal [5] $ 5,241      
Investment, Identifier [Axis]: Computer Data Source, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   7.50%   7.50%
Principal [7],[8]   $ 21,681    
Investment, Identifier [Axis]: Computer Data Source, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[23] 8.00%   8.00%  
Floor rate 1.00%   1.00%  
Principal [3],[5],[23] $ 5,000      
Investment, Identifier [Axis]: Computer Data Source, LLC, Secured Debt 1 | LIBOR        
Schedule of Investments [Line Items]        
Variable rate 8.00%   8.00%  
Investment, Identifier [Axis]: Computer Data Source, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 8.00%   8.00%  
Principal [3],[5] $ 18,588      
Investment, Identifier [Axis]: DMA Industries, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal $ 21,200 $ 21,200    
Investment, Identifier [Axis]: DTE Enterprises, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   8.00%   8.00%
Principal [7],[8]   $ 9,324    
Investment, Identifier [Axis]: DTE Enterprises, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[6] 7.50%   7.50%  
Principal [3],[5],[6] $ 0      
Investment, Identifier [Axis]: DTE Enterprises, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 7.50%   7.50%  
Principal [3],[5] $ 6,074      
Investment, Identifier [Axis]: Dalton US Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 8.00%   8.00%  
Principal [3],[4],[5] $ 1,092      
Investment, Identifier [Axis]: Dalton US Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[6] 8.00%   8.00%  
Principal [3],[5],[6] $ 0      
Investment, Identifier [Axis]: Dalton US Inc., Secured Debt 3        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 8.00%   8.00%  
Principal [3],[4],[5] $ 14,389      
Investment, Identifier [Axis]: Darr Equipment LP, Secured Debt        
Schedule of Investments [Line Items]        
Principal [8]   $ 4,685    
Investment, Identifier [Axis]: Darr Equipment LP, Warrants        
Schedule of Investments [Line Items]        
Strike price (in dollars per share) | $ / shares   $ 1.50    
Investment, Identifier [Axis]: Datacom, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal   $ 8,892    
Investment, Identifier [Axis]: Datacom, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal 223      
Investment, Identifier [Axis]: Datacom, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 8,622      
Investment, Identifier [Axis]: Digital Products Holdings LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 10.00% [5] 10.00% [7] 10.00% [5] 10.00% [7]
Principal $ 15,533 [5] $ 16,853 [7]    
Investment, Identifier [Axis]: Direct Marketing Solutions, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7]   11.00%   11.00%
Principal [7]   $ 24,070    
Investment, Identifier [Axis]: Direct Marketing Solutions, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [5],[6] 11.00%   11.00%  
Principal [5],[6] $ 0      
Investment, Identifier [Axis]: Direct Marketing Solutions, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [5] 11.00%   11.00%  
Principal [5] $ 27,267      
Investment, Identifier [Axis]: Dynamic Communities, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   8.50%   8.50%
Principal [7],[8]   $ 5,681    
Investment, Identifier [Axis]: Dynamic Communities, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 4.50%   4.50%  
Principal [3],[4],[5] $ 1,875      
Investment, Identifier [Axis]: Dynamic Communities, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.50%   6.50%  
Principal [3],[4],[5] $ 1,875      
Investment, Identifier [Axis]: EPIC Y-Grade Services, LP, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [2],[7]   6.00%   6.00%
Principal [2],[7]   $ 6,892    
Investment, Identifier [Axis]: Eastern Wholesale Fence LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   7.00%   7.00%
Principal [7],[8]   $ 31,810    
Investment, Identifier [Axis]: Eastern Wholesale Fence LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 7.00%   7.00%  
Principal [3],[5] $ 3,346      
Investment, Identifier [Axis]: Eastern Wholesale Fence LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 7.00%   7.00%  
Principal [3],[5] $ 5,021      
Investment, Identifier [Axis]: Eastern Wholesale Fence LLC, Secured Debt 3        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 7.00%   7.00%  
Principal [3],[5] $ 23,456      
Investment, Identifier [Axis]: Elgin AcquireCo, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [4],[5],[6] 6.00%   6.00%  
Principal [4],[5],[6] $ 0      
Investment, Identifier [Axis]: Elgin AcquireCo, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal 18,773      
Investment, Identifier [Axis]: Elgin AcquireCo, LLC, Secured Debt 3        
Schedule of Investments [Line Items]        
Principal $ 6,357      
Investment, Identifier [Axis]: Emerald Technologies Acquisition Co, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [1],[4],[5] 6.25%   6.25%  
Principal [1],[4],[5] $ 9,258      
Investment, Identifier [Axis]: Engineering Research & Consulting, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.50%   6.50%  
Principal [3],[4],[5] $ 131      
Investment, Identifier [Axis]: Engineering Research & Consulting, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.50%   6.50%  
Principal [3],[4],[5] $ 16,338      
Investment, Identifier [Axis]: Event Holdco, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8],[18]   7.00%   7.00%
Principal [7],[8],[18]   $ 51,692    
Investment, Identifier [Axis]: Event Holdco, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[17] 7.00%   7.00%  
Principal [3],[5],[17] $ 3,692      
Investment, Identifier [Axis]: Event Holdco, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[17] 7.00%   7.00%  
Principal [3],[5],[17] $ 44,308      
Investment, Identifier [Axis]: Flame King Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate 6.50% [5] 6.50% [7] 6.50% [5] 6.50% [7]
Principal $ 7,600 [5] $ 6,400 [7]    
Investment, Identifier [Axis]: Flame King Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate 9.00% [5] 11.00% [7] 9.00% [5] 11.00% [7]
Principal $ 21,200 [5] $ 21,200 [7]    
Investment, Identifier [Axis]: Flip Electronics LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8],[24]   8.09%   8.09%
Principal [7],[8],[24]   $ 5,400    
Investment, Identifier [Axis]: Flip Electronics LLC, Secured Debt | LIBOR        
Schedule of Investments [Line Items]        
Variable rate   7.96%   7.96%
Floor rate   1.00%   1.00%
Investment, Identifier [Axis]: Flip Electronics LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 7.50%   7.50%  
Principal [3],[4],[5] $ 736      
Investment, Identifier [Axis]: Flip Electronics LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 7.50%   7.50%  
Principal [3],[4],[5] $ 11,095      
Investment, Identifier [Axis]: Fortna Acquisition Co., Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [8]   5.00%   5.00%
Principal [8]   $ 7,595    
Investment, Identifier [Axis]: Fuse, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal 1,810 [1] 1,810 [2]    
Investment, Identifier [Axis]: GFG Group, LLC., Secured Debt        
Schedule of Investments [Line Items]        
Principal $ 11,345 $ 12,545    
Investment, Identifier [Axis]: GRT Rubber Technologies LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate   8.00%   8.00%
Principal   $ 38,885    
Investment, Identifier [Axis]: GRT Rubber Technologies LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate 6.00%   6.00%  
Principal $ 670      
Investment, Identifier [Axis]: GRT Rubber Technologies LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate 8.00%   8.00%  
Principal $ 40,493      
Investment, Identifier [Axis]: GS HVAM Intermediate, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   5.75%   5.75%
Principal [7],[8]   $ 13,243    
Investment, Identifier [Axis]: GS HVAM Intermediate, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.50%   6.50%  
Principal [3],[5] $ 2,177      
Investment, Identifier [Axis]: GS HVAM Intermediate, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.50%   6.50%  
Principal [3],[5] $ 10,734      
Investment, Identifier [Axis]: GS Operating, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.50%   6.50%
Principal [7],[8]   $ 28,451    
Investment, Identifier [Axis]: GULF PACIFIC ACQUISITION, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.00%   6.00%  
Principal [3],[4],[5] $ 252      
Investment, Identifier [Axis]: GULF PACIFIC ACQUISITION, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[6] 6.00%   6.00%  
Principal [3],[4],[5],[6] $ 0      
Investment, Identifier [Axis]: GULF PACIFIC ACQUISITION, LLC, Secured Debt 3        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.00%   6.00%  
Principal [3],[4],[5] $ 3,661      
Investment, Identifier [Axis]: Gamber-Johnson Holdings, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7]   7.50%   7.50%
Principal [7]   $ 21,598    
Investment, Identifier [Axis]: Gamber-Johnson Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [4],[5],[6] 8.50%   8.50%  
Principal [4],[5],[6] $ 0      
Investment, Identifier [Axis]: Gamber-Johnson Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [4],[5] 8.50%   8.50%  
Principal [4],[5] $ 64,078      
Investment, Identifier [Axis]: Garreco, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 8.00% [5],[25] 8.00% [7],[26] 8.00% [5],[25] 8.00% [7],[26]
Principal $ 3,826 [5],[25] $ 4,196 [7],[26]    
Interest rate 1.50% 1.50% 1.50% 1.50%
Investment, Identifier [Axis]: GeoStabilization International (GSI), Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 5.25% [1] 5.25% [2] 5.25% [1] 5.25% [2]
Principal $ 20,497 [1] $ 20,710 [2]    
Investment, Identifier [Axis]: GoWireless Holdings, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [2],[7]   6.50%   6.50%
Principal [2],[7]   $ 18,534    
Investment, Identifier [Axis]: Grupo Hima San Pablo, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [2],[7],[9],[12]   7.00%   7.00%
Principal [2],[7],[9],[12]   $ 4,504    
Investment, Identifier [Axis]: Grupo Hima San Pablo, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Principal [2],[9],[12]   2,055    
Investment, Identifier [Axis]: Grupo Hima San Pablo, Inc., Secured Debt 3        
Schedule of Investments [Line Items]        
Principal [2],[12]   $ 147    
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate 9.50% [5],[6] 9.50% [7],[12] 9.50% [5],[6] 9.50% [7],[12]
Principal $ 0 [5],[6] $ 257 [7],[12]    
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 2,400 $ 13,565 [12]    
Investment, Identifier [Axis]: HDC/HW Intermediate Holdings, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   7.50%   7.50%
Principal [7],[8]   $ 3,449    
Investment, Identifier [Axis]: HDC/HW Intermediate Holdings, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 9.50%   9.50%  
Principal [3],[4],[5] $ 320      
Investment, Identifier [Axis]: HDC/HW Intermediate Holdings, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 9.50%   9.50%  
Principal [3],[4],[5] $ 3,277      
Investment, Identifier [Axis]: HEADLANDS OP-CO LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[6] 6.50%   6.50%  
Principal [3],[4],[5],[6] $ 0      
Investment, Identifier [Axis]: HEADLANDS OP-CO LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[6] 6.50%   6.50%  
Principal [3],[4],[5],[6] $ 0      
Investment, Identifier [Axis]: HEADLANDS OP-CO LLC, Secured Debt 3        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.50%   6.50%  
Principal [3],[4],[5] $ 16,791      
Investment, Identifier [Axis]: HOWLCO LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 6.00% [1],[5],[27],[28] 6.00% [2],[7],[29],[30] 6.00% [1],[5],[27],[28] 6.00% [2],[7],[29],[30]
Principal $ 25,290 [1],[5],[27],[28] $ 25,546 [2],[7],[29],[30]    
Investment, Identifier [Axis]: Hawk Ridge Systems, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate 6.00% [5] 6.00% [7],[29] 6.00% [5] 6.00% [7],[29]
Principal $ 3,185 [5] $ 2,585 [7],[29]    
Investment, Identifier [Axis]: Hawk Ridge Systems, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 37,800 $ 34,800 [29]    
Investment, Identifier [Axis]: Heartland Dental, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.50%   6.50%  
Principal [3],[5] $ 14,663      
Investment, Identifier [Axis]: Heartland Dental, LLC, Secured Debt September 09,2020        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.50%   6.50%
Principal [7],[8]   $ 14,813    
Investment, Identifier [Axis]: Houston Plating and Coatings, LLC, Unsecured Convertible Debt        
Schedule of Investments [Line Items]        
Principal $ 3,000 $ 3,000    
Investment, Identifier [Axis]: Hybrid Promotions, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 8.25% [3],[4] 8.25% [7],[8] 8.25% [3],[4] 8.25% [7],[8]
Principal $ 7,088 [3],[4] $ 7,088 [7],[8]    
Investment, Identifier [Axis]: IG Parent Corporation, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [2],[7]   5.75%   5.75%
Principal [2],[7]   $ 9,591    
Investment, Identifier [Axis]: IG Parent Corporation, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [1],[4],[5],[31] 5.75%   5.75%  
Floor rate 1.00%   1.00%  
Principal [1],[4],[5],[31] $ 698      
Investment, Identifier [Axis]: IG Parent Corporation, Secured Debt 1 | SOFR        
Schedule of Investments [Line Items]        
Variable rate 5.75%   5.75%  
Investment, Identifier [Axis]: IG Parent Corporation, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [1],[4],[5] 5.75%   5.75%  
Principal [1],[4],[5] $ 14,499      
Investment, Identifier [Axis]: INW Manufacturing, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 5.75% [1],[5] 5.75% [2],[7] 5.75% [1],[5] 5.75% [2],[7]
Principal $ 7,125 [1],[5] $ 7,406 [2],[7]    
Investment, Identifier [Axis]: Implus Footcare, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 7.75% [3],[5] 7.75% [7],[8] 7.75% [3],[5] 7.75% [7],[8]
Principal $ 18,515 [3],[5] $ 18,702 [7],[8]    
Investment, Identifier [Axis]: Independent Pet Partners Intermediate Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[32] 5.50%   5.50%  
Principal $ 7,027 [3],[5],[32] $ 6,563 [8],[33]    
Investment, Identifier [Axis]: Independent Pet Partners Intermediate Holdings, LLC, Secured Debt 1 | LIBOR        
Schedule of Investments [Line Items]        
Variable rate 6.50% 6.00% 6.50% 6.00%
Investment, Identifier [Axis]: Independent Pet Partners Intermediate Holdings, LLC, Secured Debt 1 | Prime Rate        
Schedule of Investments [Line Items]        
Variable rate 5.50% 5.00% 5.50% 5.00%
Investment, Identifier [Axis]: Independent Pet Partners Intermediate Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 18,428 [3],[10] $ 17,891 [8]    
Investment, Identifier [Axis]: Independent Pet Partners Intermediate Holdings, LLC, Secured Debt 3        
Schedule of Investments [Line Items]        
Variable rate [3],[4] 10.00%   10.00%  
Principal [3],[4] $ 806      
Investment, Identifier [Axis]: Independent Pet Partners Intermediate Holdings, LLC, Warrants        
Schedule of Investments [Line Items]        
Strike price (in dollars per share) | $ / shares $ 1.00      
Investment, Identifier [Axis]: Industrial Services Acquisition, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.75%   6.75%
Principal [7],[8]   $ 19,897    
Investment, Identifier [Axis]: Industrial Services Acquisition, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.75%   6.75%  
Principal [3],[5] $ 463      
Investment, Identifier [Axis]: Industrial Services Acquisition, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.75%   6.75%  
Principal [3],[5] $ 19,239      
Investment, Identifier [Axis]: Infolinks Media Buyco, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.00%   6.00%
Principal [7],[8]   $ 8,680    
Investment, Identifier [Axis]: Infolinks Media Buyco, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[6] 5.50%   5.50%  
Principal [3],[5],[6] $ 0      
Investment, Identifier [Axis]: Infolinks Media Buyco, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 5.50%   5.50%  
Principal [3],[5] $ 8,593      
Investment, Identifier [Axis]: Interface Security Systems, L.L.C, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate 10.00% [3],[34] 10.00% [7],[8] 10.00% [3],[34] 10.00% [7],[8]
Principal $ 1,682 [3],[34] $ 525 [7],[8]    
Investment, Identifier [Axis]: Interface Security Systems, L.L.C, Secured Debt 1 | LIBOR        
Schedule of Investments [Line Items]        
Variable rate 10.00%   10.00%  
Investment, Identifier [Axis]: Interface Security Systems, L.L.C, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate 7.00% [3],[5],[10] 7.00% [7],[8],[9] 7.00% [3],[5],[10] 7.00% [7],[8],[9]
Principal $ 7,313 [3],[5],[10] $ 7,313 [7],[8],[9]    
Investment, Identifier [Axis]: Intermedia Holdings, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 6.00% [1],[5] 6.00% [2],[7] 6.00% [1],[5] 6.00% [2],[7]
Principal $ 20,467 [1],[5] $ 20,627 [2],[7]    
Investment, Identifier [Axis]: Invincible Boat Company, LLC., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.50%   6.50%
Principal [7],[8]   $ 17,510    
Investment, Identifier [Axis]: Invincible Boat Company, LLC., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.50%   6.50%  
Principal [3],[5] $ 622      
Investment, Identifier [Axis]: Invincible Boat Company, LLC., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.50%   6.50%  
Principal [3],[5] $ 16,889      
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal 4,534 4,600    
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal 3,154 3,200    
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Secured Debt 3        
Schedule of Investments [Line Items]        
Principal 8,944 20,000    
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Secured Debt 4        
Schedule of Investments [Line Items]        
Principal $ 19,712 $ 8,944    
Investment, Identifier [Axis]: Isagenix International, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 7.75% [1],[5],[10] 5.75% [2],[7] 7.75% [1],[5],[10] 5.75% [2],[7]
Principal $ 5,053 [1],[5],[10] $ 5,158 [2],[7]    
Investment, Identifier [Axis]: JTI Electrical & Mechanical, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.00%   6.00%
Principal [7],[8]   $ 37,895    
Investment, Identifier [Axis]: JTI Electrical & Mechanical, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[6] 6.00%   6.00%  
Principal [3],[5],[6] $ 0      
Investment, Identifier [Axis]: JTI Electrical & Mechanical, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.00%   6.00%  
Principal [3],[5] $ 36,947      
Investment, Identifier [Axis]: Jackmont Hospitality, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   7.00%   7.00%
Principal [7],[8]   $ 2,100    
Investment, Identifier [Axis]: Jackmont Hospitality, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 7.50%   7.50%  
Principal [3],[5] $ 500      
Investment, Identifier [Axis]: Jackmont Hospitality, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 7.50%   7.50%  
Principal [3],[5] $ 2,079      
Investment, Identifier [Axis]: Jensen Jewelers of Idaho, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7]   6.75%   6.75%
Principal [7]   $ 2,550    
Investment, Identifier [Axis]: Jensen Jewelers of Idaho, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [6] 6.75%   6.75%  
Principal [6] $ 0      
Investment, Identifier [Axis]: Jensen Jewelers of Idaho, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [5] 6.75%   6.75%  
Principal [5] $ 2,450      
Investment, Identifier [Axis]: Joerns Healthcare, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [2],[7]   6.00%   6.00%
Principal 2,297 [1] $ 4,034 [2],[7]    
Investment, Identifier [Axis]: Joerns Healthcare, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 4,034 [1],[10] $ 1,000 [2]    
Investment, Identifier [Axis]: Johnson Downie Opco, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7]   11.50%   11.50%
Principal [7]   $ 11,475    
Investment, Identifier [Axis]: Johnson Downie Opco, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [5],[6] 11.50%   11.50%  
Principal [5],[6] $ 0      
Investment, Identifier [Axis]: Johnson Downie Opco, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [5] 11.50%   11.50%  
Principal [5] $ 9,999      
Investment, Identifier [Axis]: JorVet Holdings, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal $ 25,650      
Investment, Identifier [Axis]: KMS, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   7.25%   7.25%
Principal [7],[8]   $ 7,581    
Investment, Identifier [Axis]: KMS, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 7.25%   7.25%  
Principal [3],[5] $ 1,064      
Investment, Identifier [Axis]: KMS, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 7.25%   7.25%  
Principal [3],[5] $ 7,505      
Investment, Identifier [Axis]: Kickhaefer Manufacturing Company, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal 20,415 20,415    
Investment, Identifier [Axis]: Kickhaefer Manufacturing Company, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 3,879 $ 3,915    
Investment, Identifier [Axis]: Klein Hersh, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   7.00%   7.00%
Principal [7],[8]   $ 43,321    
Investment, Identifier [Axis]: Kore Wireless Group Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 5.50% [1],[4] 5.50% [2],[29] 5.50% [1],[4] 5.50% [2],[29]
Principal $ 11,326 [1],[4] $ 11,415 [2],[29]    
Investment, Identifier [Axis]: LL Management, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   7.25%   7.25%
Principal [7],[8]   $ 17,438    
Investment, Identifier [Axis]: LL Management, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 7.25%   7.25%  
Principal [3],[4],[5] $ 8,106      
Investment, Identifier [Axis]: LL Management, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 7.25%   7.25%  
Principal [3],[4],[5] $ 9,197      
Investment, Identifier [Axis]: LL Management, Inc., Secured Debt 3        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 7.25%   7.25%  
Principal [3],[4],[5] $ 10,827      
Investment, Identifier [Axis]: LLFlex, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 9.00% [3],[5] 9.00% [7],[8] 9.00% [3],[5] 9.00% [7],[8]
Principal $ 4,444 [3],[5] $ 4,478 [7],[8]    
Investment, Identifier [Axis]: LaserAway Intermediate Holdings II, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [2],[7]   5.75%   5.75%
Principal [2],[7]   $ 4,130    
Investment, Identifier [Axis]: Lightbox Holdings, L.P., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 5.00% [1] 5.00% [2] 5.00% [1] 5.00% [2]
Principal $ 14,475 [1] $ 14,625 [2]    
Investment, Identifier [Axis]: Logix Acquisition Company, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 5.75% [3],[5] 5.75% [7],[8] 5.75% [3],[5] 5.75% [7],[8]
Principal $ 19,662 [3],[5] $ 25,850 [7],[8]    
Investment, Identifier [Axis]: MB2 Dental Solutions, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [2],[7]   6.00%   6.00%
Principal [2],[7]   $ 11,682    
Investment, Identifier [Axis]: MB2 Dental Solutions, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [1],[4],[5] 6.00%   6.00%  
Principal [1],[4],[5] $ 8,338      
Investment, Identifier [Axis]: MB2 Dental Solutions, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [1],[4],[5] 6.00%   6.00%  
Principal [1],[4],[5] $ 7,876      
Investment, Identifier [Axis]: MH Corbin Holding LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal 6,156 8,250    
Investment, Identifier [Axis]: MS Private Loan Fund I, LP, Secured Debt        
Schedule of Investments [Line Items]        
Principal [6],[27],[35] $ 0      
Investment, Identifier [Axis]: MS Private Loan Fund I, LP, Unsecured Debt        
Schedule of Investments [Line Items]        
Principal [29],[36]   $ 63,151    
Investment, Identifier [Axis]: Mac Lean-Fogg Company, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   5.25%   5.25%
Principal [7],[8]   $ 17,080    
Investment, Identifier [Axis]: Mako Steel, LP, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   7.25%   7.25%
Principal [7],[8]   $ 17,589    
Investment, Identifier [Axis]: Mako Steel, LP, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[37] 7.25%   7.25%  
Floor rate 0.75%   0.75%  
Principal [3],[5],[37] $ 3,103      
Investment, Identifier [Axis]: Mako Steel, LP, Secured Debt 1 | LIBOR        
Schedule of Investments [Line Items]        
Variable rate 7.25%   7.25%  
Investment, Identifier [Axis]: Mako Steel, LP, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 7.25%   7.25%  
Principal [3],[5] $ 15,324      
Investment, Identifier [Axis]: Market Force Information, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate 11.00% [5] 11.00% [7] 11.00% [5] 11.00% [7]
Principal $ 6,275 [5] $ 3,400 [7]    
Investment, Identifier [Axis]: Market Force Information, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal 26,079 [10] $ 26,079 [12]    
Investment, Identifier [Axis]: MetalForming AcquireCo, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal [6] 0      
Investment, Identifier [Axis]: MetalForming AcquireCo, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 23,802      
Investment, Identifier [Axis]: Microbe Formulas, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[6] 6.25%   6.25%  
Principal [3],[4],[5],[6] $ 0      
Investment, Identifier [Axis]: Microbe Formulas, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.25%   6.25%  
Principal [3],[4],[5] $ 26,075      
Investment, Identifier [Axis]: Mills Fleet Farm Group, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 6.25% [3],[5] 6.25% [7],[8] 6.25% [3],[5] 6.25% [7],[8]
Principal $ 18,769 [3],[5] $ 17,781 [7],[8]    
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[27],[28] 7.00%   7.00%  
Principal [3],[5],[27],[28] $ 17,038      
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[6],[27],[28] 7.00%   7.00%  
Principal [3],[5],[6],[27],[28] $ 0      
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[27],[28] 7.00%   7.00%  
Principal [3],[5],[27],[28] $ 10,107      
Investment, Identifier [Axis]: Mystic Logistics Holdings, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal   $ 6,378    
Investment, Identifier [Axis]: Mystic Logistics Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal [6] 0      
Investment, Identifier [Axis]: Mystic Logistics Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 5,746      
Investment, Identifier [Axis]: NBG Acquisition Inc, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 5.50% [1],[5] 5.50% [7] 5.50% [1],[5] 5.50% [7]
Principal $ 3,849 [1],[5] $ 3,987 [7]    
Investment, Identifier [Axis]: NGL Transportation & Storage, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [1],[5] 6.00%   6.00%  
Principal [1],[5] $ 6,823      
Investment, Identifier [Axis]: NNE Partners, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [8]   4.75%   4.75%
Principal [8]   $ 24,781    
Investment, Identifier [Axis]: NRP Jones, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal $ 2,080 $ 2,080    
Investment, Identifier [Axis]: NTM Acquisition Corp., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 6.25% [1],[5] 6.25% [2],[7] 6.25% [1],[5] 6.25% [2],[7]
Principal $ 4,358 [1],[5] $ 4,598 [2],[7]    
Investment, Identifier [Axis]: NWN Corporation, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.50%   6.50%
Principal [7],[8]   $ 42,972    
Investment, Identifier [Axis]: NWN Corporation, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[38] 8.00%   8.00%  
Floor rate 1.00%   1.00%  
Principal [3],[4],[5],[38] $ 3,941      
Investment, Identifier [Axis]: NWN Corporation, Secured Debt 1 | SOFR        
Schedule of Investments [Line Items]        
Variable rate 8.00%   8.00%  
Investment, Identifier [Axis]: NWN Corporation, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 8.00%   8.00%  
Principal [3],[4],[5] $ 39,851      
Investment, Identifier [Axis]: NWN Corporation, Secured Debt 3        
Schedule of Investments [Line Items]        
Principal [3] $ 6,509      
Investment, Identifier [Axis]: Nebraska Vet AcquireCo, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [5],[6] 7.00%   7.00%  
Principal $ 0 [5],[6] 10,500    
Investment, Identifier [Axis]: Nebraska Vet AcquireCo, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal 20,094 4,868    
Investment, Identifier [Axis]: Nebraska Vet AcquireCo, LLC, Secured Debt 3        
Schedule of Investments [Line Items]        
Principal 10,500      
Investment, Identifier [Axis]: NexRev LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal   $ 16,217    
Investment, Identifier [Axis]: NexRev LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal [6] 0      
Investment, Identifier [Axis]: NexRev LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 11,465      
Investment, Identifier [Axis]: NinjaTrader, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.25%   6.25%
Principal [7],[8]   $ 31,425    
Investment, Identifier [Axis]: NinjaTrader, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[6] 6.25%   6.25%  
Principal [3],[5],[6] $ 0      
Investment, Identifier [Axis]: NinjaTrader, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[6] 6.25%   6.25%  
Principal [3],[5],[6] $ 0      
Investment, Identifier [Axis]: NinjaTrader, LLC, Secured Debt 3        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.25%   6.25%  
Principal [3],[5] $ 21,666      
Investment, Identifier [Axis]: Northstar Group Services, Inc, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [2],[7]   5.50%   5.50%
Principal [2],[7]   $ 10,000    
Investment, Identifier [Axis]: NuStep, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate 6.50% [5] 6.50% [7] 6.50% [5] 6.50% [7]
Principal $ 4,400 [5] $ 1,720 [7]    
Investment, Identifier [Axis]: NuStep, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal 18,440 17,240    
Investment, Identifier [Axis]: OMi Topco, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal $ 15,750 $ 18,000    
Investment, Identifier [Axis]: OVG Business Services, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 6.25% [3],[5] 6.25% [7],[8] 6.25% [3],[5] 6.25% [7],[8]
Principal $ 13,930 [3],[5] $ 14,000 [7],[8]    
Investment, Identifier [Axis]: OnAsset Intelligence, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Principal 964 [10] 935    
Investment, Identifier [Axis]: OnAsset Intelligence, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Principal 983 [10] 954    
Investment, Identifier [Axis]: OnAsset Intelligence, Inc., Secured Debt 3        
Schedule of Investments [Line Items]        
Principal 2,116 [10] 2,055    
Investment, Identifier [Axis]: OnAsset Intelligence, Inc., Secured Debt 4        
Schedule of Investments [Line Items]        
Principal 4,415 [10] 4,286    
Investment, Identifier [Axis]: OnAsset Intelligence, Inc., Unsecured Debt        
Schedule of Investments [Line Items]        
Principal $ 305 [10] $ 192    
Investment, Identifier [Axis]: Oneliance, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7]   11.00%   11.00%
Principal [7]   $ 5,600    
Investment, Identifier [Axis]: Oneliance, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [5],[6] 11.00%   11.00%  
Principal [5],[6] $ 0      
Investment, Identifier [Axis]: Oneliance, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [5] 11.00%   11.00%  
Principal [5] $ 5,600      
Investment, Identifier [Axis]: Orttech Holdings, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7]   11.00%   11.00%
Principal [7]   $ 24,375    
Investment, Identifier [Axis]: Orttech Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [5],[6] 11.00%   11.00%  
Principal [5],[6] $ 0      
Investment, Identifier [Axis]: Orttech Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [5] 11.00%   11.00%  
Principal [5] $ 23,600      
Investment, Identifier [Axis]: Ospemifene Royalty Sub LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal $ 4,489 [3],[10] $ 4,562 [8],[9]    
Investment, Identifier [Axis]: PPL RVs, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate 7.00% [5],[6] 7.00% [7] 7.00% [5],[6] 7.00% [7]
Principal $ 0 [5],[6] $ 750 [7]    
Investment, Identifier [Axis]: PPL RVs, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate 7.00% [5] 7.00% [7] 7.00% [5] 7.00% [7]
Principal $ 21,655 [5] $ 11,655 [7]    
Investment, Identifier [Axis]: PT Network, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   5.50%   5.50%
Principal [7],[8]   $ 8,889    
Investment, Identifier [Axis]: PTL US Bidco, Inc, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[6],[27] 7.25%   7.25%  
Principal [3],[4],[5],[6],[27] $ 0      
Investment, Identifier [Axis]: PTL US Bidco, Inc, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[27] 7.25%   7.25%  
Principal [3],[4],[5],[27] $ 28,265      
Investment, Identifier [Axis]: Paragon Healthcare, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 5.75%   5.75%  
Principal [3],[4],[5] $ 541      
Investment, Identifier [Axis]: Paragon Healthcare, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[39] 5.75%   5.75%  
Floor rate 1.00%   1.00%  
Principal [3],[4],[5],[39] $ 2,701      
Investment, Identifier [Axis]: Paragon Healthcare, Inc., Secured Debt 2 | SOFR        
Schedule of Investments [Line Items]        
Variable rate 5.75%   5.75%  
Investment, Identifier [Axis]: Paragon Healthcare, Inc., Secured Debt 3        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 5.75%   5.75%  
Principal [3],[4],[5] $ 18,293      
Investment, Identifier [Axis]: Pearl Meyer Topco LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal   32,674    
Investment, Identifier [Axis]: Pearl Meyer Topco LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal [6] 0      
Investment, Identifier [Axis]: Pearl Meyer Topco LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal [6] 0      
Investment, Identifier [Axis]: Pearl Meyer Topco LLC, Secured Debt 3        
Schedule of Investments [Line Items]        
Principal 28,681      
Investment, Identifier [Axis]: Principle Environmental, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal 0 [6] 1,473    
Investment, Identifier [Axis]: Principle Environmental, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 5,897 $ 5,924    
Investment, Identifier [Axis]: Project Eagle Holdings, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.75%   6.75%
Principal [7],[8]   $ 29,738    
Investment, Identifier [Axis]: Project Eagle Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[6] 6.25%   6.25%  
Principal [3],[5],[6] $ 0      
Investment, Identifier [Axis]: Project Eagle Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.25%   6.25%  
Principal [3],[5] $ 29,475      
Investment, Identifier [Axis]: RA Outdoors LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.75%   6.75%
Principal [7],[8]   $ 19,374    
Investment, Identifier [Axis]: RA Outdoors LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[6] 6.75%   6.75%  
Principal [3],[4],[5],[6] $ 0      
Investment, Identifier [Axis]: RA Outdoors LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.75%   6.75%  
Principal [3],[4],[5] $ 13,369      
Investment, Identifier [Axis]: RM Bidder, LLC, Warrants        
Schedule of Investments [Line Items]        
Strike price (in dollars per share) | $ / shares $ 14.28 $ 14.28    
Investment, Identifier [Axis]: RTIC Subsidiary Holdings, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   7.75%   7.75%
Principal [7],[8]   $ 18,191    
Investment, Identifier [Axis]: RTIC Subsidiary Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[40] 7.75%   7.75%  
Floor rate 1.25%   1.25%  
Principal [3],[4],[5],[40] $ 1,361      
Investment, Identifier [Axis]: RTIC Subsidiary Holdings, LLC, Secured Debt 1 | SOFR        
Schedule of Investments [Line Items]        
Variable rate 7.75%   7.75%  
Investment, Identifier [Axis]: RTIC Subsidiary Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 7.75%   7.75%  
Principal [3],[4],[5] $ 16,623      
Investment, Identifier [Axis]: Research Now Group, Inc. and Survey Sampling International, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 5.50% [1],[5] 5.50% [2],[7] 5.50% [1],[5] 5.50% [2],[7]
Principal $ 19,966 [1],[5] $ 20,124 [2],[7]    
Investment, Identifier [Axis]: Robbins Bros. Jewelry, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7]   11.00%   11.00%
Principal [7]   $ 36,360    
Investment, Identifier [Axis]: Robbins Bros. Jewelry, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Principal [5],[6] 0      
Investment, Identifier [Axis]: Robbins Bros. Jewelry, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Principal [5] 35,685      
Investment, Identifier [Axis]: Rocaceia, LLC (Quality Lease and Rental Holdings, LLC), Secured Debt        
Schedule of Investments [Line Items]        
Principal $ 30,369 [10],[15],[41] $ 30,369 [9],[12],[42]    
Investment, Identifier [Axis]: Roof Opco, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.00%   6.00%
Principal [7],[8]   $ 2,800    
Investment, Identifier [Axis]: Roof Opco, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.50%   6.50%  
Principal [3],[4],[5] $ 311      
Investment, Identifier [Axis]: Roof Opco, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.50%   6.50%  
Principal [3],[4],[5] $ 2,333      
Investment, Identifier [Axis]: Roof Opco, LLC, Secured Debt 3        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.50%   6.50%  
Principal [3],[4],[5] $ 3,173      
Investment, Identifier [Axis]: Rug Doctor, LLC., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.25%   6.25%
Principal [7],[8]   $ 11,145    
Investment, Identifier [Axis]: Rug Doctor, LLC., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.25%   6.25%  
Principal [3],[4],[5] $ 5,625      
Investment, Identifier [Axis]: Rug Doctor, LLC., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5] 6.25%   6.25%  
Principal [3],[4],[5] $ 8,340      
Investment, Identifier [Axis]: SI East, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal   $ 65,850    
Investment, Identifier [Axis]: SI East, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal [6] 0      
Investment, Identifier [Axis]: SI East, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 89,786      
Investment, Identifier [Axis]: SIB Holdings, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.00%   6.00%
Principal [7],[8]   $ 6,282    
Investment, Identifier [Axis]: SIB Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.25%   6.25%  
Principal [3],[5] $ 417      
Investment, Identifier [Axis]: SIB Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.25%   6.25%  
Principal [3],[5] $ 1,553      
Investment, Identifier [Axis]: SIB Holdings, LLC, Secured Debt 3        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 6.25%   6.25%  
Principal [3],[5] $ 7,750      
Investment, Identifier [Axis]: SPAU Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[4],[5],[6] 7.50%   7.50%  
Principal [3],[4],[5],[6] $ 0      
Investment, Identifier [Axis]: SPAU Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 7.50%   7.50%  
Principal [3],[5] $ 15,928      
Investment, Identifier [Axis]: Salient Partners L.P., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [2],[7]   6.00%   6.00%
Principal [2],[7]   $ 6,251    
Investment, Identifier [Axis]: Salient Partners L.P., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [2],[7]   5.00%   5.00%
Principal [2],[7]   $ 1,250    
Investment, Identifier [Axis]: Savers, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 5.50% [1],[4],[5] 5.50% [2],[7] 5.50% [1],[4],[5] 5.50% [2],[7]
Principal $ 11,286 [1],[4],[5] $ 11,400 [2],[7]    
Investment, Identifier [Axis]: Slick Innovations, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal $ 13,840 $ 5,320    
Investment, Identifier [Axis]: Sonic Systems International, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 7.50% [3],[5] 7.50% [7],[8] 7.50% [3],[5] 7.50% [7],[8]
Principal $ 15,769 [3],[5] $ 11,982 [7],[8]    
Investment, Identifier [Axis]: South Coast Terminals Holdings, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate [7],[8]   6.25%   6.25%
Principal [7],[8]   $ 50,704    
Investment, Identifier [Axis]: South Coast Terminals Holdings, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate [3],[5],[6] 5.75%   5.75%  
Principal [3],[5],[6] $ 0      
Investment, Identifier [Axis]: South Coast Terminals Holdings, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate [3],[5] 5.75%   5.75%  
Principal [3],[5] $ 41,255      
Investment, Identifier [Axis]: Staples Canada ULC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 7.00% [3],[5],[27],[28],[43] 7.00% [7],[8],[29],[30],[44] 7.00% [3],[5],[27],[28],[43] 7.00% [7],[8],[29],[30],[44]
Principal $ 13,740 [3],[5],[27],[28],[43] $ 16,116 [7],[8],[29],[30],[44]    
Investment, Identifier [Axis]: Staples Canada ULC, Secured Debt | Forward foreign currency contract        
Schedule of Investments [Line Items]        
Principal 13,100 $ 16,900 $ 16.9 $ 21.4
Foreign currency transaction gain (loss), unrealized $ 600      
Investment, Identifier [Axis]: Stellant Systems, Inc., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 5.50% [1],[4],[5] 5.50% [2],[7] 5.50% [1],[4],[5] 5.50% [2],[7]
Principal $ 7,623 [1],[4],[5] $ 7,700 [2],[7]    
Investment, Identifier [Axis]: Student Resource Center, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 8.50% [3] 8.00% [7],[8] 8.50% [3] 8.00% [7],[8]
Principal $ 5,000 [3] $ 10,969 [7],[8]    
Investment, Identifier [Axis]: Superior Rigging & Erecting Co., Secured Debt        
Schedule of Investments [Line Items]        
Principal $ 21,500 $ 21,500    
Investment, Identifier [Axis]: Tacala Investment Corp., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 3.50% [5],[45],[46] 3.50% [7],[47] 3.50% [5],[45],[46] 3.50% [7],[47]
Floor rate 1.00%   1.00%  
Principal $ 1,974 [5],[45],[46] $ 1,995 [7],[47]    
Investment, Identifier [Axis]: Tacala Investment Corp., Secured Debt | SOFR        
Schedule of Investments [Line Items]        
Variable rate 7.25%   7.25%  
Investment, Identifier [Axis]: Team Public Choices, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 5.00% [1],[5] 5.00% [2],[7] 5.00% [1],[5] 5.00% [2],[7]
Principal $ 14,964 [1],[5] $ 15,109 [2],[7]    
Investment, Identifier [Axis]: Tedder Industries, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal   16,240    
Investment, Identifier [Axis]: Tedder Industries, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal 1,840      
Investment, Identifier [Axis]: Tedder Industries, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal 15,200      
Investment, Identifier [Axis]: The Affiliati Network, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal 120 280    
Investment, Identifier [Axis]: The Affiliati Network, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal 9,521 12,961    
Investment, Identifier [Axis]: Trantech Radiator Topco, LLC, Secured Debt        
Schedule of Investments [Line Items]        
Principal   $ 8,720    
Investment, Identifier [Axis]: Trantech Radiator Topco, LLC, Secured Debt 1        
Schedule of Investments [Line Items]        
Principal [6] 0      
Investment, Identifier [Axis]: Trantech Radiator Topco, LLC, Secured Debt 2        
Schedule of Investments [Line Items]        
Principal $ 7,920      
Investment, Identifier [Axis]: U.S. TelePacific Corp., Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 1.25% [1],[4],[5] 6.00% [2],[7] 1.25% [1],[4],[5] 6.00% [2],[7]
Principal $ 18,352 [1],[4],[5] $ 17,088 [2],[7]    
Investment, Identifier [Axis]: USA DeBusk LLC, Secured Debt        
Schedule of Investments [Line Items]        
Variable rate 5.75% [3],[5] 5.75% [7],[8] 5.75% [3],[5] 5.75% [7],[8]
Principal $ 33,577 [3],[5] $ 37,281 [7],[8]    
Investment, Identifier [Axis]: UniTek Global Services, Inc., Secured Convertible Debt        
Schedule of Investments [Line Items]        
Principal $ 2,403 [1] $ 1,197 [2]    
Investment, Identifier [Axis]: UniTek Global Services, Inc., Secured Debt 1        
Schedule of Investments [Line Items]        
Variable rate 5.50% [1],[4],[5] 5.50% [2],[7] 5.50% [1],[4],[5] 5.50% [2],[7]
Principal $ 406 [1],[4],[5] $ 397 [2],[7]    
Investment, Identifier [Axis]: UniTek Global Services, Inc., Secured Debt 2        
Schedule of Investments [Line Items]        
Variable rate 5.50% [1],[4],[5] 5.50% [2],[7] 5.50% [1],[4],[5] 5.50% [2],[7]
Principal $ 1,814 [1],[4],[5] $ 1,986 [2],[7]    
Investment, Identifier [Axis]: VORTEQ Coil Finishers, LLC, Secured Debt     </