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Investments - Individual Investments in the Portfolios of SLP III and SLP IV (Details)
€ in Thousands, £ in Thousands, $ in Thousands
Mar. 31, 2024
USD ($)
Mar. 31, 2024
EUR (€)
Mar. 31, 2024
GBP (£)
Dec. 31, 2023
USD ($)
Dec. 31, 2023
EUR (€)
Dec. 31, 2023
GBP (£)
Sep. 30, 2023
USD ($)
Sep. 30, 2021
USD ($)
Mar. 31, 2021
USD ($)
May 03, 2013
USD ($)
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost $ 3,094,186 [1]     $ 3,038,208 [2]            
Fair Value 3,069,982 [1]     3,011,322 [2]            
Investment, Identifier [Axis]: AAC Lender Holdings, LLC, Ordinary shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost [3],[4],[5] 0                  
Fair Value [3],[4],[5] 0                  
Investment, Identifier [Axis]: AAC Lender Holdings, LLC, Ordinary shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost [6],[7],[8]       0            
Fair Value [6],[7],[8]       $ 0            
Investment, Identifier [Axis]: AAH Topco, LLC, First lien - Drawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[9],[10]       5.50% 5.50% 5.50%        
Interest Rate [7],[9],[10],[11]       10.96% 10.96% 10.96%        
Principal Amount or Par Value [7],[9],[10],[12]       $ 22,965            
Cost [7],[9],[10]       22,772            
Fair Value [7],[9],[10]       $ 22,965            
Investment, Identifier [Axis]: AAH Topco, LLC, First lien - Drawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[9],[13]       5.50% 5.50% 5.50%        
Interest Rate [7],[9],[11],[13]       10.96% 10.96% 10.96%        
Principal Amount or Par Value [7],[9],[12],[13]       $ 7,450            
Cost [7],[9],[13]       7,388            
Fair Value [7],[9],[13]       7,450            
Investment, Identifier [Axis]: AAH Topco, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 3,659 [4],[5],[14]     3,659 [7],[8],[9]            
Cost (37) [4],[5],[14]     (37) [7],[8],[9]            
Fair Value $ 0 [4],[5],[14]     $ 0 [7],[8],[9]            
Investment, Identifier [Axis]: AAH Topco, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[15] 5.50% [4],[15] 5.50% [4],[15] 5.50% [7],[16] 5.50% [7],[16] 5.50% [7],[16]        
Interest Rate 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.96% [7],[11],[16] 10.96% [7],[11],[16] 10.96% [7],[11],[16]        
Principal Amount or Par Value $ 22,907 [4],[15],[18]     $ 20,426 [7],[12],[16]            
Cost 22,724 [4],[15]     20,278 [7],[16]            
Fair Value $ 22,907 [4],[15]     $ 20,426 [7],[16]            
Investment, Identifier [Axis]: AAH Topco, LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[19] 5.50% [4],[19] 5.50% [4],[19] 5.50% [7],[13] 5.50% [7],[13] 5.50% [7],[13]        
Interest Rate 10.93% [4],[17],[19] 10.93% [4],[17],[19] 10.93% [4],[17],[19] 10.96% [7],[11],[13] 10.96% [7],[11],[13] 10.96% [7],[11],[13]        
Principal Amount or Par Value $ 20,374 [4],[18],[19]     $ 9,698 [7],[12],[13]            
Cost 20,235 [4],[19]     9,628 [7],[13]            
Fair Value $ 20,374 [4],[19]     $ 9,698 [7],[13]            
Investment, Identifier [Axis]: AAH Topco, LLC, First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[20] 5.50% 5.50% 5.50%              
Interest Rate [4],[17],[20] 10.93% 10.93% 10.93%              
Principal Amount or Par Value [4],[18],[20] $ 9,673                  
Cost [4],[20] 9,607                  
Fair Value [4],[20] $ 9,673                  
Investment, Identifier [Axis]: AAH Topco, LLC, First lien 4                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[20] 5.50% 5.50% 5.50%              
Interest Rate [4],[17],[20] 10.93% 10.93% 10.93%              
Principal Amount or Par Value [4],[18],[20] $ 7,432                  
Cost [4],[20] 7,372                  
Fair Value [4],[20] $ 7,432                  
Investment, Identifier [Axis]: AAH Topco, LLC, Subordinated 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 11.50% [4],[5],[21] 11.50% [4],[5],[21] 11.50% [4],[5],[21] 11.50% [7],[8],[22] 11.50% [7],[8],[22] 11.50% [7],[8],[22]        
Interest Rate 11.50% [4],[5],[17] 11.50% [4],[5],[17] 11.50% [4],[5],[17] 11.50% [7],[8],[11] 11.50% [7],[8],[11] 11.50% [7],[8],[11]        
Principal Amount or Par Value $ 14,419 [4],[5],[18]     $ 14,011 [7],[8],[12]            
Cost 14,275 [4],[5]     13,865 [7],[8]            
Fair Value $ 13,695 [4],[5]     $ 13,420 [7],[8]            
Investment, Identifier [Axis]: AAH Topco, LLC, Subordinated 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 11.50% [4],[20],[21] 11.50% [4],[20],[21] 11.50% [4],[20],[21] 11.50% [7],[13],[22] 11.50% [7],[13],[22] 11.50% [7],[13],[22]        
Interest Rate 11.50% [4],[17],[20] 11.50% [4],[17],[20] 11.50% [4],[17],[20] 11.50% [7],[11],[13] 11.50% [7],[11],[13] 11.50% [7],[11],[13]        
Principal Amount or Par Value $ 5,655 [4],[18],[20]     $ 5,495 [7],[12],[13]            
Cost 5,598 [4],[20]     5,437 [7],[13]            
Fair Value $ 5,371 [4],[20]     $ 5,263 [7],[13]            
Investment, Identifier [Axis]: ACI Group Holdings, Inc., First lien - Drawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[5],[14] 5.50% [4],[5],[14] 5.50% [4],[5],[14] 5.50% [7],[8],[9] 5.50% [7],[8],[9] 5.50% [7],[8],[9]        
Interest Rate 10.93% [4],[5],[14],[17] 10.93% [4],[5],[14],[17] 10.93% [4],[5],[14],[17] 10.96% [7],[8],[9],[11] 10.96% [7],[8],[9],[11] 10.96% [7],[8],[9],[11]        
Principal Amount or Par Value $ 2,039 [4],[5],[14],[18]     $ 1,397 [7],[8],[9],[12]            
Cost 2,020 [4],[5],[14]     1,384 [7],[8],[9]            
Fair Value $ 1,985 [4],[5],[14]     $ 1,364 [7],[8],[9]            
Investment, Identifier [Axis]: ACI Group Holdings, Inc., First lien - Drawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[5],[14] 5.50% [4],[5],[14] 5.50% [4],[5],[14] 5.50% [7],[8],[9] 5.50% [7],[8],[9] 5.50% [7],[8],[9]        
Interest Rate 10.93% [4],[5],[14],[17] 10.93% [4],[5],[14],[17] 10.93% [4],[5],[14],[17] 10.96% [7],[8],[9],[11] 10.96% [7],[8],[9],[11] 10.96% [7],[8],[9],[11]        
Principal Amount or Par Value $ 353 [4],[5],[14],[18]     $ 353 [7],[8],[9],[12]            
Cost 350 [4],[5],[14]     350 [7],[8],[9]            
Fair Value 344 [4],[5],[14]     345 [7],[8],[9]            
Investment, Identifier [Axis]: ACI Group Holdings, Inc., First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 2,001 [4],[5],[14],[18]     2,001 [7],[8],[9]            
Cost (20) [4],[5],[14]     (20) [7],[8],[9]            
Fair Value (53) [4],[5],[14]     (48) [7],[8],[9]            
Investment, Identifier [Axis]: ACI Group Holdings, Inc., First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 2,262 [4],[5],[14],[18]     2,909 [7],[8],[9]            
Cost 0 [4],[5],[14]     0 [7],[8],[9]            
Fair Value $ (60) [4],[5],[14]     $ (70) [7],[8],[9]            
Investment, Identifier [Axis]: ACI Group Holdings, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[15] 5.50% [4],[15] 5.50% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.96% [7],[10],[11] 10.96% [7],[10],[11] 10.96% [7],[10],[11]        
Principal Amount or Par Value $ 21,969 [4],[15],[18]     $ 22,025 [7],[10],[12]            
Cost 21,819 [4],[15]     21,868 [7],[10]            
Fair Value $ 21,384 [4],[15]     $ 21,498 [7],[10]            
Investment, Identifier [Axis]: ACI Group Holdings, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[5] 5.50% [4],[5] 5.50% [4],[5] 5.50% [7],[8] 5.50% [7],[8] 5.50% [7],[8]        
Interest Rate 10.93% [4],[5],[17] 10.93% [4],[5],[17] 10.93% [4],[5],[17] 10.96% [7],[8],[11] 10.96% [7],[8],[11] 10.96% [7],[8],[11]        
Principal Amount or Par Value $ 3,894 [4],[5],[18]     $ 3,904 [7],[8],[12]            
Cost 3,863 [4],[5]     3,871 [7],[8]            
Fair Value $ 3,790 [4],[5]     $ 3,810 [7],[8]            
Investment, Identifier [Axis]: ACI Parent Inc., Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 11.75% [4],[5],[21],[23] 11.75% [4],[5],[21],[23] 11.75% [4],[5],[21],[23] 11.75% [7],[8],[22],[24] 11.75% [7],[8],[22],[24] 11.75% [7],[8],[22],[24]        
Interest Rate 11.75% [4],[5],[17],[23] 11.75% [4],[5],[17],[23] 11.75% [4],[5],[17],[23] 11.75% [7],[8],[11],[24] 11.75% [7],[8],[11],[24] 11.75% [7],[8],[11],[24]        
Cost $ 16,897 [4],[5],[23]     $ 16,414 [7],[8],[24]            
Fair Value $ 15,288 [4],[5],[23]     $ 15,040 [7],[8],[24]            
Investment, Identifier [Axis]: Alegeus Technologies Holdings Corp., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 8.25% [4],[19] 8.25% [4],[19] 8.25% [4],[19] 8.25% [7],[16] 8.25% [7],[16] 8.25% [7],[16]        
Interest Rate 13.75% [4],[17],[19] 13.75% [4],[17],[19] 13.75% [4],[17],[19] 13.75% [7],[11],[16] 13.75% [7],[11],[16] 13.75% [7],[11],[16]        
Principal Amount or Par Value $ 7,027 [4],[18],[19]     $ 13,444 [7],[12],[16]            
Cost 7,030 [4],[19]     13,433 [7],[16]            
Fair Value 7,027 [4],[19]     $ 13,444 [7],[16]            
Investment, Identifier [Axis]: Ambrosia Holdco Corp., Ordinary shares 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost [4],[19] 1,300                  
Fair Value [4],[19] 1,300                  
Investment, Identifier [Axis]: Ambrosia Holdco Corp., Ordinary shares 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost [4],[15] 1,348                  
Fair Value [4],[15] 1,348                  
Investment, Identifier [Axis]: AmeriVet Partners Management, Inc., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       5.50% 5.50% 5.50%        
Interest Rate [7],[8],[9],[11]       11.00% 11.00% 11.00%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 700            
Cost [7],[8],[9]       697            
Fair Value [7],[8],[9]       700            
Investment, Identifier [Axis]: AmeriVet Partners Management, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 1,969 [4],[5],[14],[18]     1,969 [7],[8],[9],[12]            
Cost (10) [4],[5],[14]     (10) [7],[8],[9]            
Fair Value $ 0 [4],[5],[14]     $ 0 [7],[8],[9]            
Investment, Identifier [Axis]: AmeriVet Partners Management, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% [4],[15] 5.25% [4],[15] 5.25% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.70% [4],[15],[17] 10.70% [4],[15],[17] 10.70% [4],[15],[17] 11.00% [7],[10],[11] 11.00% [7],[10],[11] 11.00% [7],[10],[11]        
Principal Amount or Par Value $ 19,110 [4],[15],[18]     $ 19,159 [7],[10],[12]            
Cost 19,042 [4],[15]     19,089 [7],[10]            
Fair Value $ 19,110 [4],[15]     $ 19,159 [7],[10]            
Investment, Identifier [Axis]: AmeriVet Partners Management, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% [4],[15] 5.25% [4],[15] 5.25% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.70% [4],[15],[17] 10.70% [4],[15],[17] 10.70% [4],[15],[17] 11.00% [7],[10],[11] 11.00% [7],[10],[11] 11.00% [7],[10],[11]        
Principal Amount or Par Value $ 5,317 [4],[15],[18]     $ 5,331 [7],[10],[12]            
Cost 5,296 [4],[15]     5,308 [7],[10]            
Fair Value $ 5,317 [4],[15]     5,331 [7],[10]            
Investment, Identifier [Axis]: AmeriVet Partners Management, Inc., First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5] 5.25% 5.25% 5.25%              
Interest Rate [4],[5],[17] 10.70% 10.70% 10.70%              
Principal Amount or Par Value [4],[5],[18] $ 698                  
Cost [4],[5] 695                  
Fair Value [4],[5] 698                  
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.), First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 31,406                  
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.), First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [6],[7],[8],[9],[12]       2,652            
Cost [6],[7],[8],[9]       0            
Fair Value [6],[7],[8],[9]       $ 0            
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.), First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [3],[4],[5],[14],[18] 2,652                  
Cost [3],[4],[5],[14] 0                  
Fair Value [3],[4],[5],[14] $ 0                  
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.), First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 0.50% [4],[15],[21],[25] 0.50% [4],[15],[21],[25] 0.50% [4],[15],[21],[25] 0.50% [7],[10],[22],[26] 0.50% [7],[10],[22],[26] 0.50% [7],[10],[22],[26]        
PIK 5.75% [4],[15],[21],[25] 5.75% [4],[15],[21],[25] 5.75% [4],[15],[21],[25] 5.75% [7],[10],[22],[26] 5.75% [7],[10],[22],[26] 5.75% [7],[10],[22],[26]        
Interest Rate 11.68% [4],[15],[17] 11.68% [4],[15],[17] 11.68% [4],[15],[17] 11.69% [7],[10],[11] 11.69% [7],[10],[11] 11.69% [7],[10],[11]        
Principal Amount or Par Value $ 29,879 [4],[15],[18]     $ 29,879 [7],[10],[12]            
Cost 29,842 [4],[15]     29,842 [7],[10]            
Fair Value $ 20,446 [4],[15]     $ 20,586 [7],[10]            
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.), First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 0.50% [4],[5],[21],[25] 0.50% [4],[5],[21],[25] 0.50% [4],[5],[21],[25] 0.50% [7],[8],[22],[26] 0.50% [7],[8],[22],[26] 0.50% [7],[8],[22],[26]        
PIK 13.50% [4],[5],[21],[25] 13.50% [4],[5],[21],[25] 13.50% [4],[5],[21],[25] 13.50% [7],[8],[22],[26] 13.50% [7],[8],[22],[26] 13.50% [7],[8],[22],[26]        
Interest Rate 19.43% [4],[5],[17] 19.43% [4],[5],[17] 19.43% [4],[5],[17] 19.44% [7],[8],[11] 19.44% [7],[8],[11] 19.44% [7],[8],[11]        
Principal Amount or Par Value $ 1,527 [4],[5],[18]     $ 1,527 [7],[8],[12]            
Cost 1,527 [4],[5]     1,527 [7],[8]            
Fair Value 0 [4],[5]     $ 0 [7],[8]            
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.), First lien, Non-accrual status                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value             $ 17,927 $ 13,479    
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.), Non-accrual status                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 31,369                  
Fair Value $ 20,446                  
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.), Subordinated                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 1.00% [4],[5],[21],[25] 1.00% [4],[5],[21],[25] 1.00% [4],[5],[21],[25] 1.00% [7],[8],[22],[26] 1.00% [7],[8],[22],[26] 1.00% [7],[8],[22],[26]        
Interest Rate 6.48% [4],[5],[17] 6.48% [4],[5],[17] 6.48% [4],[5],[17] 7.54% [7],[8],[11] 7.54% [7],[8],[11] 7.54% [7],[8],[11]        
Principal Amount or Par Value $ 5,230 [4],[5],[18]     $ 5,230 [7],[8],[12]            
Cost 0 [4],[5]     0 [7],[8]            
Fair Value $ 0 [4],[5]     $ 0 [7],[8]            
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.), Subordinated, Non-accrual status                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value                 $ 5,230  
Investment, Identifier [Axis]: Anaplan, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.50% [4],[19] 6.50% [4],[19] 6.50% [4],[19] 6.50% [7],[10] 6.50% [7],[10] 6.50% [7],[10]        
Interest Rate 11.81% [4],[17],[19] 11.81% [4],[17],[19] 11.81% [4],[17],[19] 11.85% [7],[10],[11] 11.85% [7],[10],[11] 11.85% [7],[10],[11]        
Principal Amount or Par Value $ 10,618 [4],[18],[19]     $ 10,618 [7],[10],[12]            
Cost 10,539 [4],[19]     10,535 [7],[10]            
Fair Value 10,618 [4],[19]     10,618 [7],[10]            
Investment, Identifier [Axis]: Ancora Acquisition LLC, Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost [4],[27] 83                  
Fair Value [4],[27] $ 0                  
Investment, Identifier [Axis]: Ancora Acquisition LLC, Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost [7],[28]       83            
Fair Value [7],[28]       $ 0            
Investment, Identifier [Axis]: Appriss Health Intermediate Holdings, Inc., Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [7],[8],[22]       11.00% 11.00% 11.00%        
Interest Rate [7],[8],[11]       11.00% 11.00% 11.00%        
Cost [7],[8]       $ 2,992            
Fair Value [7],[8]       $ 2,863            
Investment, Identifier [Axis]: Appriss Health, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[16],[29]       6.75% 6.75% 6.75%        
Interest Rate [7],[11],[16],[29]       12.32% 12.32% 12.32%        
Principal Amount or Par Value [7],[12],[16],[29]       $ 6,188            
Cost [7],[16],[29]       6,150            
Fair Value [7],[16],[29]       6,188            
Investment, Identifier [Axis]: Appriss Health, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12],[29]       417            
Cost [7],[8],[9],[29]       (4)            
Fair Value [7],[8],[9],[29]       $ 0            
Investment, Identifier [Axis]: Associations, Inc., First Lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5],[14] 6.50% 6.50% 6.50%              
Interest Rate [4],[5],[14],[17] 12.09% 12.09% 12.09%              
Principal Amount or Par Value [4],[5],[14],[18] $ 1,819                  
Cost [4],[5],[14] 1,810                  
Fair Value [4],[5],[14] $ 1,819                  
Investment, Identifier [Axis]: Associations, Inc., First Lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15],[21] 4.00% 4.00% 4.00%              
PIK [4],[15],[21] 2.50% 2.50% 2.50%              
Interest Rate [4],[15],[17] 12.09% 12.09% 12.09%              
Principal Amount or Par Value [4],[15],[18] $ 33,837                  
Cost [4],[15] 33,745                  
Fair Value [4],[15] $ 33,837                  
Investment, Identifier [Axis]: Associations, Inc., First Lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15],[21] 4.00% 4.00% 4.00%              
PIK [4],[15],[21] 2.50% 2.50% 2.50%              
Interest Rate [4],[15],[17] 12.08% 12.08% 12.08%              
Principal Amount or Par Value [4],[15],[18] $ 9,071                  
Cost [4],[15] 9,043                  
Fair Value [4],[15] $ 9,071                  
Investment, Identifier [Axis]: Associations, Inc., First Lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19],[21] 4.00% 4.00% 4.00%              
PIK [4],[19],[21] 2.50% 2.50% 2.50%              
Interest Rate [4],[17],[19] 12.07% 12.07% 12.07%              
Principal Amount or Par Value [4],[18],[19] $ 9,071                  
Cost [4],[19] 9,043                  
Fair Value [4],[19] $ 9,071                  
Investment, Identifier [Axis]: Associations, Inc., First Lien 4                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19],[21] 4.00% 4.00% 4.00%              
PIK [4],[19],[21] 2.50% 2.50% 2.50%              
Interest Rate [4],[17],[19] 12.08% 12.08% 12.08%              
Principal Amount or Par Value [4],[18],[19] $ 5,478                  
Cost [4],[19] 5,462                  
Fair Value [4],[19] $ 5,478                  
Investment, Identifier [Axis]: Associations, Inc., First Lien 5                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19],[21] 4.00% 4.00% 4.00%              
PIK [4],[19],[21] 2.50% 2.50% 2.50%              
Interest Rate [4],[17],[19] 12.08% 12.08% 12.08%              
Principal Amount or Par Value [4],[18],[19] $ 4,358                  
Cost [4],[19] 4,345                  
Fair Value [4],[19] $ 4,358                  
Investment, Identifier [Axis]: Associations, Inc., First Lien 6                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15],[21] 4.00% 4.00% 4.00%              
PIK [4],[15],[21] 2.50% 2.50% 2.50%              
Interest Rate [4],[15],[17] 12.09% 12.09% 12.09%              
Principal Amount or Par Value [4],[15],[18] $ 4,137                  
Cost [4],[15] 4,119                  
Fair Value [4],[15] 4,137                  
Investment, Identifier [Axis]: Associations, Inc., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       6.50% 6.50% 6.50%        
Interest Rate [7],[8],[9],[11]       12.14% 12.14% 12.14%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 1,252            
Cost [7],[8],[9]       1,246            
Fair Value [7],[8],[9]       1,252            
Investment, Identifier [Axis]: Associations, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       2,291            
Cost [7],[8],[9]       (11)            
Fair Value [7],[8],[9]       $ 0            
Investment, Identifier [Axis]: Associations, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 1,724                  
Cost [4],[5],[14] (9)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: Associations, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10],[22]       4.00% 4.00% 4.00%        
PIK [7],[10],[22]       2.50% 2.50% 2.50%        
Interest Rate [7],[10],[11]       12.18% 12.18% 12.18%        
Principal Amount or Par Value [7],[10],[12]       $ 33,701            
Cost [7],[10]       33,604            
Fair Value [7],[10]       $ 33,701            
Investment, Identifier [Axis]: Associations, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10],[22]       4.00% 4.00% 4.00%        
PIK [7],[10],[22]       2.50% 2.50% 2.50%        
Interest Rate [7],[10],[11]       12.13% 12.13% 12.13%        
Principal Amount or Par Value [7],[10],[12]       $ 9,037            
Cost [7],[10]       9,007            
Fair Value [7],[10]       $ 9,037            
Investment, Identifier [Axis]: Associations, Inc., First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[16],[22]       4.00% 4.00% 4.00%        
PIK [7],[16],[22]       2.50% 2.50% 2.50%        
Interest Rate [7],[11],[16]       12.15% 12.15% 12.15%        
Principal Amount or Par Value [7],[12],[16]       $ 9,036            
Cost [7],[16]       9,006            
Fair Value [7],[16]       $ 9,036            
Investment, Identifier [Axis]: Associations, Inc., First lien 4                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[16],[22]       4.00% 4.00% 4.00%        
PIK [7],[16],[22]       2.50% 2.50% 2.50%        
Interest Rate [7],[11],[16]       12.13% 12.13% 12.13%        
Principal Amount or Par Value [7],[12],[16]       $ 5,457            
Cost [7],[16]       5,439            
Fair Value [7],[16]       $ 5,457            
Investment, Identifier [Axis]: Associations, Inc., First lien 5                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[16],[22]       4.00% 4.00% 4.00%        
PIK [7],[16],[22]       2.50% 2.50% 2.50%        
Interest Rate [7],[11],[16]       12.17% 12.17% 12.17%        
Principal Amount or Par Value [7],[12],[16]       $ 4,341            
Cost [7],[16]       4,327            
Fair Value [7],[16]       $ 4,341            
Investment, Identifier [Axis]: Associations, Inc., First lien 6                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10],[22]       4.00% 4.00% 4.00%        
PIK [7],[10],[22]       2.50% 2.50% 2.50%        
Interest Rate [7],[10],[11]       12.16% 12.16% 12.16%        
Principal Amount or Par Value [7],[10],[12]       $ 4,121            
Cost [7],[10]       4,102            
Fair Value [7],[10]       $ 4,121            
Investment, Identifier [Axis]: Aston FinCo S.a r.l. / Aston US Finco, LLC, Second lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 8.25% [4],[19],[30] 8.25% [4],[19],[30] 8.25% [4],[19],[30] 8.25% [7],[16],[31] 8.25% [7],[16],[31] 8.25% [7],[16],[31]        
Interest Rate 13.69% [4],[17],[19],[30] 13.69% [4],[17],[19],[30] 13.69% [4],[17],[19],[30] 13.72% [7],[11],[16],[31] 13.72% [7],[11],[16],[31] 13.72% [7],[11],[16],[31]        
Principal Amount or Par Value $ 34,459 [4],[18],[19],[30]     $ 34,459 [7],[12],[16],[31]            
Cost 34,309 [4],[19],[30]     34,301 [7],[16],[31]            
Fair Value $ 34,459 [4],[19],[30]     34,458 [7],[16],[31]            
Investment, Identifier [Axis]: Atlas AU Bidco Pty Ltd, First Lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 7.25% 7.25% 7.25%              
Interest Rate [4],[17],[19] 12.55% 12.55% 12.55%              
Principal Amount or Par Value [4],[18],[19] $ 3,454                  
Cost [4],[19] 3,409                  
Fair Value [4],[19] $ 3,454                  
Investment, Identifier [Axis]: Atlas AU Bidco Pty Ltd, First Lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 6.75% 6.75% 6.75%              
Interest Rate [4],[17],[19] 12.05% 12.05% 12.05%              
Principal Amount or Par Value [4],[18],[19] $ 1,345                  
Cost [4],[19] 1,332                  
Fair Value [4],[19] 1,332                  
Investment, Identifier [Axis]: Atlas AU Bidco Pty Ltd, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 320 [4],[5],[14],[18],[30]     320 [7],[8],[9]            
Cost (5) [4],[5],[14],[30]     (5) [7],[8],[9]            
Fair Value $ 0 [4],[5],[14],[30]     $ 0 [7],[8],[9]            
Investment, Identifier [Axis]: Atlas AU Bidco Pty Ltd, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       7.25% 7.25% 7.25%        
Interest Rate [7],[10],[11]       12.61% 12.61% 12.61%        
Principal Amount or Par Value [7],[10],[12]       $ 3,454            
Cost [7],[10]       3,407            
Fair Value [7],[10]       $ 3,454            
Investment, Identifier [Axis]: Atlas AU Bidco Pty Ltd, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [10]       6.75% 6.75% 6.75%        
Interest Rate [10],[11]       12.11% 12.11% 12.11%        
Principal Amount or Par Value [10],[12]       $ 1,345            
Cost [10]       1,332            
Fair Value [10]       $ 1,332            
Investment, Identifier [Axis]: Auctane Inc. (fka Stamps.com Inc.), First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[19] 5.75% [4],[19] 5.75% [4],[19] 5.75% [7],[16] 5.75% [7],[16] 5.75% [7],[16]        
Interest Rate 11.16% [4],[17],[19] 11.16% [4],[17],[19] 11.16% [4],[17],[19] 11.23% [7],[11],[16] 11.23% [7],[11],[16] 11.23% [7],[11],[16]        
Principal Amount or Par Value $ 21,791 [4],[18],[19]     $ 21,847 [7],[12],[16]            
Cost 21,636 [4],[19]     21,684 [7],[16]            
Fair Value $ 21,436 [4],[19]     $ 21,473 [7],[16]            
Investment, Identifier [Axis]: Auctane Inc. (fka Stamps.com Inc.), First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[15] 5.75% [4],[15] 5.75% [4],[15] 5.75% [7],[10] 5.75% [7],[10] 5.75% [7],[10]        
Interest Rate 11.16% [4],[15],[17] 11.16% [4],[15],[17] 11.16% [4],[15],[17] 11.23% [7],[10],[11] 11.23% [7],[10],[11] 11.23% [7],[10],[11]        
Principal Amount or Par Value $ 14,737 [4],[15],[18]     $ 14,774 [7],[10],[12]            
Cost 14,633 [4],[15]     14,664 [7],[10]            
Fair Value $ 14,497 [4],[15]     $ 14,522 [7],[10]            
Investment, Identifier [Axis]: Avalara, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[16]       7.25% 7.25% 7.25%        
Interest Rate [7],[11],[16]       12.60% 12.60% 12.60%        
Principal Amount or Par Value [7],[12],[16]       $ 17,198            
Cost [7],[16]       17,015            
Fair Value [7],[16]       17,198            
Investment, Identifier [Axis]: Avalara, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 7.25% 7.25% 7.25%              
Interest Rate [4],[17],[19] 12.56% 12.56% 12.56%              
Principal Amount or Par Value [4],[18],[19] $ 17,198                  
Cost [4],[19] 17,023                  
Fair Value [4],[19] 17,198                  
Investment, Identifier [Axis]: Avalara, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 1,720 [4],[5],[14],[18]     1,720 [7],[8],[9],[12]            
Cost (21) [4],[5],[14]     (21) [7],[8],[9]            
Fair Value $ 0 [4],[5],[14]     $ 0 [7],[8],[9]            
Investment, Identifier [Axis]: Bach Special Limited (Bach Preference Limited), Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [4],[5],[21],[30] 12.25% 12.25% 12.25%              
Interest Rate [4],[5],[17],[30] 12.25% 12.25% 12.25%              
Cost [4],[5],[30] $ 12,576                  
Fair Value [4],[5],[30] $ 12,534                  
Investment, Identifier [Axis]: Bach Special Limited (Bach Preference Limited), Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [7],[8],[22]       12.25% 12.25% 12.25%        
Interest Rate [7],[8],[11]       12.25% 12.25% 12.25%        
Cost [7],[8]       $ 12,189            
Fair Value [7],[8]       11,742            
Investment, Identifier [Axis]: Bamboo Health Holdings, LLC (f/k/a Appriss Health, LLC), First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 7.00% 7.00% 7.00%              
Interest Rate [4],[17],[19] 12.48% 12.48% 12.48%              
Principal Amount or Par Value [4],[18],[19] $ 6,172                  
Cost [4],[19] 6,136                  
Fair Value [4],[19] $ 6,172                  
Investment, Identifier [Axis]: Bamboo Health Holdings, LLC (f/k/a Appriss Health, LLC), First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5],[14] 6.00% 6.00% 6.00%              
Interest Rate [4],[5],[14],[17] 14.50% 14.50% 14.50%              
Principal Amount or Par Value [4],[5],[14],[18] $ 42                  
Cost [4],[5],[14] 41                  
Fair Value [4],[5],[14] 42                  
Investment, Identifier [Axis]: Bamboo Health Holdings, LLC (f/k/a Appriss Health, LLC), First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18],[32] 375                  
Cost [4],[5],[14],[32] (4)                  
Fair Value [4],[5],[14],[32] $ 0                  
Investment, Identifier [Axis]: Bamboo Health Intermediate Holdings (fka Appriss Health Intermediate Holdings, Inc.), Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [4],[5],[21],[32] 11.00% 11.00% 11.00%              
Interest Rate [4],[5],[17],[32] 11.00% 11.00% 11.00%              
Cost [4],[5],[32] $ 3,075                  
Fair Value [4],[5],[32] $ 2,945                  
Investment, Identifier [Axis]: Brave Parent Holdings, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[33] 5.00% 5.00% 5.00%              
Interest Rate [4],[17],[33] 10.31% 10.31% 10.31%              
Principal Amount or Par Value [4],[18],[33] $ 20,171                  
Cost [4],[33] 20,073                  
Fair Value [4],[33] 20,070                  
Investment, Identifier [Axis]: Brave Parent Holdings, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 1,146                  
Cost [4],[5],[14] (6)                  
Fair Value [4],[5],[14] (6)                  
Investment, Identifier [Axis]: Brave Parent Holdings, Inc., First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 2,292 [4],[14],[18],[33]     2,292 [7],[9],[34]            
Cost 0 [4],[14],[33]     0 [7],[9],[34]            
Fair Value 0 [4],[14],[33]     $ 0 [7],[9],[34]            
Investment, Identifier [Axis]: Brave Parent Holdings, Inc., First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[34]       5.00% 5.00% 5.00%        
Interest Rate [7],[11],[34]       10.36% 10.36% 10.36%        
Principal Amount or Par Value [7],[12],[34]       $ 20,171            
Cost [7],[34]       20,071            
Fair Value [7],[34]       20,070            
Investment, Identifier [Axis]: Brave Parent Holdings, Inc.n, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9]       1,146            
Cost [7],[8],[9]       (6)            
Fair Value [7],[8],[9]       (6)            
Investment, Identifier [Axis]: Bullhorn, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       852            
Cost [7],[8],[9]       (6)            
Fair Value [7],[8],[9]       $ 0            
Investment, Identifier [Axis]: Bullhorn, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 852                  
Cost [4],[5],[14] (6)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: Bullhorn, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[15] 5.50% [4],[15] 5.50% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.96% [7],[10],[11] 10.96% [7],[10],[11] 10.96% [7],[10],[11]        
Principal Amount or Par Value $ 16,444 [4],[15],[18]     $ 16,487 [7],[10],[12]            
Cost 16,393 [4],[15]     16,432 [7],[10]            
Fair Value $ 16,444 [4],[15]     $ 16,487 [7],[10]            
Investment, Identifier [Axis]: Bullhorn, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[15] 5.50% [4],[15] 5.50% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.96% [7],[10],[11] 10.96% [7],[10],[11] 10.96% [7],[10],[11]        
Principal Amount or Par Value $ 3,398 [4],[15],[18]     $ 3,407 [7],[10],[12]            
Cost 3,393 [4],[15]     3,401 [7],[10]            
Fair Value $ 3,398 [4],[15]     $ 3,407 [7],[10]            
Investment, Identifier [Axis]: Bullhorn, Inc., First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[15] 5.50% [4],[15] 5.50% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.96% [7],[10],[11] 10.96% [7],[10],[11] 10.96% [7],[10],[11]        
Principal Amount or Par Value $ 761 [4],[15],[18]     $ 763 [7],[10],[12]            
Cost 758 [4],[15]     760 [7],[10]            
Fair Value $ 761 [4],[15]     $ 763 [7],[10]            
Investment, Identifier [Axis]: Bullhorn, Inc., First lien 4                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[15] 5.50% [4],[15] 5.50% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.96% [7],[10],[11] 10.96% [7],[10],[11] 10.96% [7],[10],[11]        
Principal Amount or Par Value $ 341 [4],[15],[18]     $ 342 [7],[10],[12]            
Cost 340 [4],[15]     341 [7],[10]            
Fair Value $ 341 [4],[15]     $ 342 [7],[10]            
Investment, Identifier [Axis]: Bullhorn, Inc., First lien 5                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[15] 5.50% [4],[15] 5.50% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.96% [7],[10],[11] 10.96% [7],[10],[11] 10.96% [7],[10],[11]        
Principal Amount or Par Value $ 272 [4],[15],[18]     $ 273 [7],[10],[12]            
Cost 271 [4],[15]     272 [7],[10]            
Fair Value $ 272 [4],[15]     $ 273 [7],[10]            
Investment, Identifier [Axis]: CFS Management, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.25% [4],[15],[21] 6.25% [4],[15],[21] 6.25% [4],[15],[21] 6.25% [7],[10],[22] 6.25% [7],[10],[22] 6.25% [7],[10],[22]        
PIK 2.75% [4],[15],[21] 2.75% [4],[15],[21] 2.75% [4],[15],[21] 0.75% [7],[10],[22] 0.75% [7],[10],[22] 0.75% [7],[10],[22]        
Interest Rate 14.56% [4],[15],[17] 14.56% [4],[15],[17] 14.56% [4],[15],[17] 12.61% [7],[10],[11] 12.61% [7],[10],[11] 12.61% [7],[10],[11]        
Principal Amount or Par Value $ 11,193 [4],[15],[18]     $ 11,188 [7],[10],[12]            
Cost 11,189 [4],[15]     11,181 [7],[10]            
Fair Value $ 10,326 [4],[15]     $ 9,775 [7],[10]            
Investment, Identifier [Axis]: CFS Management, LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.25% [4],[15],[21] 6.25% [4],[15],[21] 6.25% [4],[15],[21] 6.25% [7],[10],[22] 6.25% [7],[10],[22] 6.25% [7],[10],[22]        
PIK 2.75% [4],[15],[21] 2.75% [4],[15],[21] 2.75% [4],[15],[21] 0.75% [7],[10],[22] 0.75% [7],[10],[22] 0.75% [7],[10],[22]        
Interest Rate 14.56% [4],[15],[17] 14.56% [4],[15],[17] 14.56% [4],[15],[17] 12.61% [7],[10],[11] 12.61% [7],[10],[11] 12.61% [7],[10],[11]        
Principal Amount or Par Value $ 3,334 [4],[15],[18]     $ 3,333 [7],[10],[12]            
Cost 3,333 [4],[15]     3,330 [7],[10]            
Fair Value $ 3,076 [4],[15]     $ 2,912 [7],[10]            
Investment, Identifier [Axis]: CG Group Holdings, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       6.75% 6.75% 6.75%        
PIK [7],[8],[9],[10]       2.00% 2.00% 2.00%        
Interest Rate [7],[10],[11]       14.10% 14.10% 14.10%        
Principal Amount or Par Value [7],[10],[12]       $ 8,403            
Cost [7],[10]       8,342            
Fair Value [7],[10]       $ 8,039            
Investment, Identifier [Axis]: CG Group Holdings, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15],[21] 6.75% 6.75% 6.75%              
PIK [4],[15],[21] 2.00% 2.00% 2.00%              
Interest Rate [4],[15],[17] 14.05% 14.05% 14.05%              
Principal Amount or Par Value [4],[15],[18] $ 8,425                  
Cost [4],[15] 8,368                  
Fair Value [4],[15] $ 8,313                  
Investment, Identifier [Axis]: CG Group Holdings, LLC, First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.75% [4],[5],[14],[21] 6.75% [4],[5],[14],[21] 6.75% [4],[5],[14],[21] 6.75% [7],[8],[9] 6.75% [7],[8],[9] 6.75% [7],[8],[9]        
PIK [4],[5],[14],[21] 2.00% 2.00% 2.00%              
Interest Rate 14.08% [4],[5],[14],[17] 14.08% [4],[5],[14],[17] 14.08% [4],[5],[14],[17] 14.11% [7],[8],[9],[11] 14.11% [7],[8],[9],[11] 14.11% [7],[8],[9],[11]        
Principal Amount or Par Value $ 940 [4],[5],[14],[18]     $ 935 [7],[8],[9],[12]            
Cost 930 [4],[5],[14]     925 [7],[8],[9]            
Fair Value 927 [4],[5],[14]     894 [7],[8],[9]            
Investment, Identifier [Axis]: CG Group Holdings, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9]       226            
Cost [7],[8],[9]       (3)            
Fair Value [7],[8],[9]       $ (10)            
Investment, Identifier [Axis]: CG Group Holdings, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14] 226                  
Cost [4],[5],[14] (3)                  
Fair Value [4],[5],[14] $ (3)                  
Investment, Identifier [Axis]: CHA Holdings, Inc., Second lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[13]       8.75% 8.75% 8.75%        
Interest Rate [7],[11],[13]       14.22% 14.22% 14.22%        
Principal Amount or Par Value [7],[12],[13]       $ 7,012            
Cost [7],[13]       6,985            
Fair Value [7],[13]       $ 7,012            
Investment, Identifier [Axis]: CHA Holdings, Inc., Second lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8]       8.75% 8.75% 8.75%        
Interest Rate [7],[8],[11]       14.22% 14.22% 14.22%        
Principal Amount or Par Value [7],[8],[12]       $ 4,453            
Cost [7],[8]       4,436            
Fair Value [7],[8]       $ 4,454            
Investment, Identifier [Axis]: CRCI Longhorn Holdings, Inc., Second lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 7.25% [4],[5] 7.25% [4],[5] 7.25% [4],[5] 7.25% [7],[8] 7.25% [7],[8] 7.25% [7],[8]        
Interest Rate 12.68% [4],[5],[17] 12.68% [4],[5],[17] 12.68% [4],[5],[17] 12.71% [7],[8],[11] 12.71% [7],[8],[11] 12.71% [7],[8],[11]        
Principal Amount or Par Value $ 18,266 [4],[5],[18]     $ 18,266 [7],[8],[12]            
Cost 18,240 [4],[5]     18,237 [7],[8]            
Fair Value $ 18,266 [4],[5]     $ 18,184 [7],[8]            
Investment, Identifier [Axis]: CRCI Longhorn Holdings, Inc., Second lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 7.25% [4],[19] 7.25% [4],[19] 7.25% [4],[19] 7.25% [7],[16] 7.25% [7],[16] 7.25% [7],[16]        
Interest Rate 12.68% [4],[17],[19] 12.68% [4],[17],[19] 12.68% [4],[17],[19] 12.71% [7],[11],[16] 12.71% [7],[11],[16] 12.71% [7],[11],[16]        
Principal Amount or Par Value $ 7,500 [4],[18],[19]     $ 7,500 [7],[12],[16]            
Cost 7,489 [4],[19]     7,488 [7],[16]            
Fair Value 7,500 [4],[19]     $ 7,467 [7],[16]            
Investment, Identifier [Axis]: Calabrio, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [34]       7.13% 7.13% 7.13%        
Interest Rate [11],[34]       12.48% 12.48% 12.48%        
Principal Amount or Par Value [12],[34]       $ 12,347            
Cost [34]       12,290            
Fair Value [34]       $ 12,224            
Investment, Identifier [Axis]: Calabrio, Inc., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [8],[9]       7.13% 7.13% 7.13%        
Interest Rate [8],[9],[11]       12.48% 12.48% 12.48%        
Principal Amount or Par Value [8],[9],[12]       $ 850            
Cost [8],[9]       843            
Fair Value [8],[9]       841            
Investment, Identifier [Axis]: Calabrio, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 1,487 [4],[5],[14],[18]     637 [8],[9]            
Cost (11) [4],[5],[14]     (5) [8],[9]            
Fair Value $ (14) [4],[5],[14]     $ (6) [8],[9]            
Investment, Identifier [Axis]: Calabrio, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[33] 7.13% 7.13% 7.13%              
Interest Rate [4],[17],[33] 12.45% 12.45% 12.45%              
Principal Amount or Par Value [4],[18],[33] $ 12,347                  
Cost [4],[33] 12,293                  
Fair Value [4],[33] $ 12,230                  
Investment, Identifier [Axis]: Calabrio, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[33] 7.13% 7.13% 7.13%              
Interest Rate [4],[17],[33] 12.45% 12.45% 12.45%              
Principal Amount or Par Value [4],[18],[33] $ 1,582                  
Cost [4],[33] 1,567                  
Fair Value [4],[33] $ 1,566                  
Investment, Identifier [Axis]: Cardinal Parent, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [20] 4.50% 4.50% 4.50%              
Interest Rate [17],[20] 9.95% 9.95% 9.95%              
Principal Amount or Par Value [18],[20] $ 11,822                  
Cost [20] 11,770                  
Fair Value [20] $ 11,083                  
Investment, Identifier [Axis]: Cardinal Parent, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [13]       4.50% 4.50% 4.50%        
Interest Rate [11],[13]       10.00% 10.00% 10.00%        
Principal Amount or Par Value [12],[13]       $ 11,852            
Cost [13]       11,798            
Fair Value [13]       $ 10,919            
Investment, Identifier [Axis]: Cardinal Parent, Inc., Second lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 7.75% [4],[20] 7.75% [4],[20] 7.75% [4],[20] 7.75% [7],[13] 7.75% [7],[13] 7.75% [7],[13]        
Interest Rate 13.20% [4],[17],[20] 13.20% [4],[17],[20] 13.20% [4],[17],[20] 13.25% [7],[11],[13] 13.25% [7],[11],[13] 13.25% [7],[11],[13]        
Principal Amount or Par Value $ 9,767 [4],[18],[20]     $ 9,767 [7],[12],[13]            
Cost 9,701 [4],[20]     9,698 [7],[13]            
Fair Value $ 9,051 [4],[20]     $ 8,975 [7],[13]            
Investment, Identifier [Axis]: CentralSquare Technologies, LLC, Second Lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 7.50% [5] 7.50% [5] 7.50% [5] 7.50% [7],[8] 7.50% [7],[8] 7.50% [7],[8]        
Interest Rate 12.93% [5],[17] 12.93% [5],[17] 12.93% [5],[17] 13.00% [7],[8],[11] 13.00% [7],[8],[11] 13.00% [7],[8],[11]        
Principal Amount or Par Value $ 47,838 [5],[18]     $ 47,838 [7],[8],[12]            
Cost 47,602 [5]     47,581 [7],[8]            
Fair Value $ 47,838 [5]     $ 45,072 [7],[8]            
Investment, Identifier [Axis]: CentralSquare Technologies, LLC, Second Lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 7.50% [19] 7.50% [19] 7.50% [19] 7.50% [7],[16] 7.50% [7],[16] 7.50% [7],[16]        
Interest Rate 12.93% [17],[19] 12.93% [17],[19] 12.93% [17],[19] 13.00% [7],[11],[16] 13.00% [7],[11],[16] 13.00% [7],[11],[16]        
Principal Amount or Par Value $ 7,500 [18],[19]     $ 7,500 [7],[12],[16]            
Cost 7,463 [19]     7,459 [7],[16]            
Fair Value $ 7,500 [19]     $ 7,066 [7],[16]            
Investment, Identifier [Axis]: Ciklum Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15],[30] 7.00% 7.00% 7.00%              
Interest Rate [4],[15],[17],[30] 12.41% 12.41% 12.41%              
Principal Amount or Par Value [4],[15],[18],[30] $ 9,608                  
Cost [4],[15],[30] 9,490                  
Fair Value [4],[15],[30] 9,488                  
Investment, Identifier [Axis]: Ciklum Inc., First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 11,955                  
Cost [4],[5],[14] 0                  
Fair Value [4],[5],[14] 0                  
Investment, Identifier [Axis]: Ciklum Inc., First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 2,989                  
Cost [4],[5],[14] (37)                  
Fair Value [4],[5],[14] $ (37)                  
Investment, Identifier [Axis]: CommerceHub, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.25% [4],[5] 6.25% [4],[5] 6.25% [4],[5] 6.25% [7],[8] 6.25% [7],[8] 6.25% [7],[8]        
Interest Rate 11.58% [4],[5],[17] 11.58% [4],[5],[17] 11.58% [4],[5],[17] 11.79% [7],[8],[11] 11.79% [7],[8],[11] 11.79% [7],[8],[11]        
Principal Amount or Par Value $ 3,950 [4],[5],[18]     $ 3,960 [7],[8],[12]            
Cost 3,574 [4],[5]     3,564 [7],[8]            
Fair Value $ 3,950 [4],[5]     $ 3,960 [7],[8]            
Investment, Identifier [Axis]: Community Brands ParentCo, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[15] 5.50% [4],[15] 5.50% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.96% [7],[10],[11] 10.96% [7],[10],[11] 10.96% [7],[10],[11]        
Principal Amount or Par Value $ 7,073 [4],[15],[18]     $ 7,091 [7],[10],[12]            
Cost 7,022 [4],[15]     7,037 [7],[10]            
Fair Value 6,943 [4],[15]     6,899 [7],[10]            
Investment, Identifier [Axis]: Community Brands ParentCo, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 425                  
Cost [4],[5],[14] (4)                  
Fair Value [4],[5],[14] $ (8)                  
Investment, Identifier [Axis]: Community Brands ParentCo, LLC, First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9]       425            
Cost [7],[8],[9]       (4)            
Fair Value [7],[8],[9]       (11)            
Investment, Identifier [Axis]: Community Brands ParentCo, LLC, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9]       849            
Cost [7],[8],[9]       0            
Fair Value [7],[8],[9]       $ (23)            
Investment, Identifier [Axis]: Convey Health Solutions, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% [4],[20] 5.25% [4],[20] 5.25% [4],[20] 5.25% [7],[13] 5.25% [7],[13] 5.25% [7],[13]        
Interest Rate 10.66% [4],[17],[20] 10.66% [4],[17],[20] 10.66% [4],[17],[20] 10.70% [7],[11],[13] 10.70% [7],[11],[13] 10.70% [7],[11],[13]        
Principal Amount or Par Value $ 18,974 [4],[18],[20]     $ 19,022 [7],[12],[13]            
Cost 18,888 [4],[20]     18,928 [7],[13]            
Fair Value $ 16,506 [4],[20]     $ 16,768 [7],[13]            
Investment, Identifier [Axis]: Convey Health Solutions, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% [4],[20] 5.25% [4],[20] 5.25% [4],[20] 5.25% [7],[13] 5.25% [7],[13] 5.25% [7],[13]        
Interest Rate 10.66% [4],[17],[20] 10.66% [4],[17],[20] 10.66% [4],[17],[20] 10.70% [7],[11],[13] 10.70% [7],[11],[13] 10.70% [7],[11],[13]        
Principal Amount or Par Value $ 3,168 [4],[18],[20]     $ 3,176 [7],[12],[13]            
Cost 3,141 [4],[20]     3,146 [7],[13]            
Fair Value 2,756 [4],[20]     2,800 [7],[13]            
Investment, Identifier [Axis]: Coupa Holdings, LLC First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 1,291                  
Cost [4],[5],[14] 0                  
Fair Value [4],[5],[14] 26                  
Investment, Identifier [Axis]: Coupa Holdings, LLC First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 989                  
Cost [4],[5],[14] (12)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: Coupa Holdings, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 7.50% 7.50% 7.50%              
Interest Rate [4],[17],[19] 12.81% 12.81% 12.81%              
Principal Amount or Par Value [4],[18],[19] $ 14,460                  
Cost [4],[19] 14,298                  
Fair Value [4],[19] $ 14,749                  
Investment, Identifier [Axis]: Coupa Holdings, LLC, First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       1,291            
Cost [7],[8],[9]       0            
Fair Value [7],[8],[9]       13            
Investment, Identifier [Axis]: Coupa Holdings, LLC, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       989            
Cost [7],[8],[9]       (12)            
Fair Value [7],[8],[9]       $ 0            
Investment, Identifier [Axis]: Coupa Holdings, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       7.50% 7.50% 7.50%        
Interest Rate [7],[10],[11]       12.86% 12.86% 12.86%        
Principal Amount or Par Value [7],[10],[12]       $ 7,230            
Cost [7],[10]       7,147            
Fair Value [7],[10]       $ 7,303            
Investment, Identifier [Axis]: Coupa Holdings, LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[16]       7.50% 7.50% 7.50%        
Interest Rate [7],[11],[16]       12.86% 12.86% 12.86%        
Principal Amount or Par Value [7],[12],[16]       $ 7,230            
Cost [7],[16]       7,147            
Fair Value [7],[16]       7,303            
Investment, Identifier [Axis]: Coyote Buyer, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [8],[9],[12]       1,013            
Cost [8],[9]       (5)            
Fair Value [8],[9]       $ 0            
Investment, Identifier [Axis]: Coyote Buyer, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [34]       6.00% 6.00% 6.00%        
Interest Rate [11],[34]       11.53% 11.53% 11.53%        
Principal Amount or Par Value [12],[34]       $ 13,653            
Cost [34]       13,625            
Fair Value [34]       $ 13,653            
Investment, Identifier [Axis]: Coyote Buyer, LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [34]       8.00% 8.00% 8.00%        
Interest Rate [11],[34]       13.54% 13.54% 13.54%        
Principal Amount or Par Value [12],[34]       $ 2,457            
Cost [34]       2,445            
Fair Value [34]       $ 2,457            
Investment, Identifier [Axis]: Cube Industrials Buyer Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5] 6.00% 6.00% 6.00%              
Interest Rate [4],[5],[17] 11.30% 11.30% 11.30%              
Principal Amount or Par Value [4],[5],[18] $ 4,483                  
Cost [4],[5] 4,451                  
Fair Value [4],[5] 4,450                  
Investment, Identifier [Axis]: Cube Industrials Buyer Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14] 517                  
Cost [4],[5],[14] (4)                  
Fair Value [4],[5],[14] $ (4)                  
Investment, Identifier [Axis]: Cube Industrials Buyer, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8]       6.00% 6.00% 6.00%        
Interest Rate [7],[8],[11]       11.40% 11.40% 11.40%        
Principal Amount or Par Value [7],[8],[12]       $ 4,483            
Cost [7],[8]       4,450            
Fair Value [7],[8]       4,450            
Investment, Identifier [Axis]: Cube Industrials Buyer, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9]       517            
Cost [7],[8],[9]       (4)            
Fair Value [7],[8],[9]       $ (4)            
Investment, Identifier [Axis]: DCA Investment Holding, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       6.41% 6.41% 6.41%        
Interest Rate [7],[10],[11]       11.75% 11.75% 11.75%        
Principal Amount or Par Value [7],[10],[12]       $ 1,823            
Cost [7],[10]       1,815            
Fair Value [7],[10]       $ 1,768            
Investment, Identifier [Axis]: DCA Investment Holding, LLC, First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       6.50% 6.50% 6.50%        
Interest Rate [7],[8],[9],[11]       11.85% 11.85% 11.85%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 1,021            
Cost [7],[8],[9]       1,007            
Fair Value [7],[8],[9]       $ 992            
Investment, Identifier [Axis]: DCA Investment Holding, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15] 6.41% 6.41% 6.41%              
Interest Rate [4],[15],[17] 11.71% 11.71% 11.71%              
Principal Amount or Par Value [4],[15],[18] $ 1,818                  
Cost [4],[15] 1,811                  
Fair Value [4],[15] $ 1,793                  
Investment, Identifier [Axis]: DCA Investment Holding, LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5] 6.50% 6.50% 6.50%              
Interest Rate [4],[5],[17] 11.80% 11.80% 11.80%              
Principal Amount or Par Value [4],[5],[18] $ 1,018                  
Cost [4],[5] 1,005                  
Fair Value [4],[5] $ 1,006                  
Investment, Identifier [Axis]: DG Investment Intermediate Holdings 2, Inc., Second lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [8]       6.75% 6.75% 6.75%        
Interest Rate [8],[11]       12.22% 12.22% 12.22%        
Principal Amount or Par Value [8],[12]       $ 20,313            
Cost [8]       20,275            
Fair Value [8]       18,333            
Investment, Identifier [Axis]: DG Investment Intermediate Holdings 2, Inc., Second lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [5] 6.75% 6.75% 6.75%              
Interest Rate [5],[17] 12.19% 12.19% 12.19%              
Principal Amount or Par Value [5],[18] $ 20,313                  
Cost [5] 20,276                  
Fair Value [5] 19,060                  
Investment, Identifier [Axis]: DOCS, MSO, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9]       2,405            
Cost [7],[8],[9]       0            
Fair Value [7],[8],[9]       $ (43)            
Investment, Identifier [Axis]: DOCS, MSO, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 2,405                  
Cost [4],[5],[14] 0                  
Fair Value [4],[5],[14] $ (19)                  
Investment, Identifier [Axis]: DOCS, MSO, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[19] 5.75% [4],[19] 5.75% [4],[19] 5.75% [7],[16] 5.75% [7],[16] 5.75% [7],[16]        
Interest Rate 11.17% [4],[17],[19] 11.17% [4],[17],[19] 11.17% [4],[17],[19] 11.20% [7],[11],[16] 11.20% [7],[11],[16] 11.20% [7],[11],[16]        
Principal Amount or Par Value $ 18,525 [4],[18],[19]     $ 18,572 [7],[12],[16]            
Cost 18,525 [4],[19]     18,572 [7],[16]            
Fair Value $ 18,379 [4],[19]     $ 18,238 [7],[16]            
Investment, Identifier [Axis]: DOCS, MSO, LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[20] 5.75% [4],[20] 5.75% [4],[20] 5.75% [7],[13] 5.75% [7],[13] 5.75% [7],[13]        
Interest Rate 11.17% [4],[17],[20] 11.17% [4],[17],[20] 11.17% [4],[17],[20] 11.20% [7],[11],[13] 11.20% [7],[11],[13] 11.20% [7],[11],[13]        
Principal Amount or Par Value $ 6,937 [4],[18],[20]     $ 6,955 [7],[12],[13]            
Cost 6,937 [4],[20]     6,955 [7],[13]            
Fair Value $ 6,883 [4],[20]     $ 6,830 [7],[13]            
Investment, Identifier [Axis]: DS Admiral Bidco, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 7.00% [4],[15] 7.00% [4],[15] 7.00% [4],[15] 7.00% [7],[10] 7.00% [7],[10] 7.00% [7],[10]        
Interest Rate 12.30% [4],[15],[17] 12.30% [4],[15],[17] 12.30% [4],[15],[17] 12.35% [7],[10],[11] 12.35% [7],[10],[11] 12.35% [7],[10],[11]        
Principal Amount or Par Value $ 7,453 [4],[15],[18]     $ 7,472 [7],[10],[12]            
Cost 7,362 [4],[15]     7,377 [7],[10]            
Fair Value $ 7,453 [4],[15]     $ 7,564 [7],[10]            
Investment, Identifier [Axis]: Daxko Acquisition Corporation, First lien - Drawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       5.50% 5.50% 5.50%        
Interest Rate [7],[8],[9],[11]       10.96% 10.96% 10.96%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 66            
Cost [7],[8],[9]       65            
Fair Value [7],[8],[9]       $ 66            
Investment, Identifier [Axis]: Daxko Acquisition Corporation, First lien - Drawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       4.50% 4.50% 4.50%        
Interest Rate [7],[8],[9],[11]       13.00% 13.00% 13.00%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 66            
Cost [7],[8],[9]       65            
Fair Value [7],[8],[9]       66            
Investment, Identifier [Axis]: Daxko Acquisition Corporation, First lien - Drawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5],[14] 5.50% 5.50% 5.50%              
Interest Rate [4],[5],[14],[17] 10.93% 10.93% 10.93%              
Principal Amount or Par Value [4],[5],[14],[18] $ 65                  
Cost [4],[5],[14] 65                  
Fair Value [4],[5],[14] $ 65                  
Investment, Identifier [Axis]: Daxko Acquisition Corporation, First lien - Drawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5],[14] 4.50% 4.50% 4.50%              
Interest Rate [4],[5],[14],[17] 13.00% 13.00% 13.00%              
Principal Amount or Par Value [4],[5],[14],[18] $ 58                  
Cost [4],[5],[14] 57                  
Fair Value [4],[5],[14] 58                  
Investment, Identifier [Axis]: Daxko Acquisition Corporation, First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 459 [4],[5],[14],[18]     459 [7],[8],[9],[12]            
Cost 0 [4],[5],[14]     0 [7],[8],[9]            
Fair Value 0 [4],[5],[14]     0 [7],[8],[9]            
Investment, Identifier [Axis]: Daxko Acquisition Corporation, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 928 [4],[5],[14],[18]     920 [7],[8],[9],[12]            
Cost (9) [4],[5],[14]     (9) [7],[8],[9]            
Fair Value $ 0 [4],[5],[14]     $ 0 [7],[8],[9]            
Investment, Identifier [Axis]: Daxko Acquisition Corporation, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[19] 5.50% [4],[19] 5.50% [4],[19] 5.50% [7],[16] 5.50% [7],[16] 5.50% [7],[16]        
Interest Rate 10.93% [4],[17],[19] 10.93% [4],[17],[19] 10.93% [4],[17],[19] 10.96% [7],[11],[16] 10.96% [7],[11],[16] 10.96% [7],[11],[16]        
Principal Amount or Par Value $ 12,978 [4],[18],[19]     $ 13,011 [7],[12],[16]            
Cost 12,885 [4],[19]     12,914 [7],[16]            
Fair Value $ 12,978 [4],[19]     $ 13,011 [7],[16]            
Investment, Identifier [Axis]: Daxko Acquisition Corporation, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[15] 5.50% [4],[15] 5.50% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.96% [7],[10],[11] 10.96% [7],[10],[11] 10.96% [7],[10],[11]        
Principal Amount or Par Value $ 1,093 [4],[15],[18]     $ 1,096 [7],[10],[12]            
Cost 1,085 [4],[15]     1,088 [7],[10]            
Fair Value $ 1,093 [4],[15]     $ 1,096 [7],[10]            
Investment, Identifier [Axis]: Dealer Tire Holdings, LLC, Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 7.00% [4],[5],[21] 7.00% [4],[5],[21] 7.00% [4],[5],[21] 7.00% [7],[8],[22] 7.00% [7],[8],[22] 7.00% [7],[8],[22]        
Interest Rate 7.00% [4],[5],[17] 7.00% [4],[5],[17] 7.00% [4],[5],[17] 7.00% [7],[8],[11] 7.00% [7],[8],[11] 7.00% [7],[8],[11]        
Principal Amount or Par Value [4],[5],[18] $ 56,271                  
Cost 70,383 [4],[5]     $ 70,383 [7],[8]            
Fair Value $ 75,568 [4],[5]     $ 74,768 [7],[8]            
Investment, Identifier [Axis]: Deca Dental Holdings LLC, First Lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[5],[14] 5.75% [4],[5],[14] 5.75% [4],[5],[14] 5.75% [7],[8],[9] 5.75% [7],[8],[9] 5.75% [7],[8],[9]        
Interest Rate 11.16% [4],[5],[14],[17] 11.16% [4],[5],[14],[17] 11.16% [4],[5],[14],[17] 11.20% [7],[8],[9],[11] 11.20% [7],[8],[9],[11] 11.20% [7],[8],[9],[11]        
Principal Amount or Par Value $ 3,027 [4],[5],[14],[18]     $ 2,623 [7],[8],[9],[12]            
Cost 2,997 [4],[5],[14]     2,597 [7],[8],[9]            
Fair Value $ 2,981 [4],[5],[14]     $ 2,576 [7],[8],[9]            
Investment, Identifier [Axis]: Deca Dental Holdings LLC, First Lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[15] 5.75% [4],[15] 5.75% [4],[15] 5.75% [7],[10] 5.75% [7],[10] 5.75% [7],[10]        
Interest Rate 11.16% [4],[15],[17] 11.16% [4],[15],[17] 11.16% [4],[15],[17] 11.20% [7],[10],[11] 11.20% [7],[10],[11] 11.20% [7],[10],[11]        
Principal Amount or Par Value $ 37,381 [4],[15],[18]     $ 37,477 [7],[10],[12]            
Cost 37,120 [4],[15]     37,204 [7],[10]            
Fair Value $ 36,813 [4],[15]     $ 36,791 [7],[10]            
Investment, Identifier [Axis]: Deca Dental Holdings LLC, First Lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[5] 5.75% [4],[5] 5.75% [4],[5] 5.75% [7],[8] 5.75% [7],[8] 5.75% [7],[8]        
Interest Rate 11.16% [4],[5],[17] 11.16% [4],[5],[17] 11.16% [4],[5],[17] 11.20% [7],[8],[11] 11.20% [7],[8],[11] 11.20% [7],[8],[11]        
Principal Amount or Par Value $ 3,935 [4],[5],[18]     $ 3,945 [7],[8],[12]            
Cost 3,906 [4],[5]     3,915 [7],[8]            
Fair Value 3,875 [4],[5]     3,873 [7],[8]            
Investment, Identifier [Axis]: Deca Dental Holdings LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9]       404            
Cost [7],[8],[9]       (4)            
Fair Value [7],[8],[9]       (7)            
Investment, Identifier [Axis]: Diligent Corporation , First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9]       1,667            
Cost [7],[8],[9]       (8)            
Fair Value [7],[8],[9]       $ (33)            
Investment, Identifier [Axis]: Diligent Corporation , First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18],[35] 2,029                  
Cost [4],[5],[14],[35] (10)                  
Fair Value [4],[5],[14],[35] $ 0                  
Investment, Identifier [Axis]: Diligent Corporation, First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5],[14] 6.25% 6.25% 6.25%              
Interest Rate [4],[5],[14],[17] 11.71% 11.71% 11.71%              
Principal Amount or Par Value [4],[5],[14],[18] $ 1,595                  
Cost [4],[5],[14] 1,587                  
Fair Value [4],[5],[14] $ 1,595                  
Investment, Identifier [Axis]: Diligent Corporation, First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       6.25% 6.25% 6.25%        
Interest Rate [7],[8],[9],[11]       11.76% 11.76% 11.76%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 1,957            
Cost [7],[8],[9]       1,947            
Fair Value [7],[8],[9]       $ 1,919            
Investment, Identifier [Axis]: Diligent Corporation, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[15] 5.75% [4],[15] 5.75% [4],[15] 5.75% [7],[10] 5.75% [7],[10] 5.75% [7],[10]        
Interest Rate 11.21% [4],[15],[17] 11.21% [4],[15],[17] 11.21% [4],[15],[17] 11.28% [7],[10],[11] 11.28% [7],[10],[11] 11.28% [7],[10],[11]        
Principal Amount or Par Value $ 17,360 [4],[15],[18]     $ 17,404 [7],[10],[12]            
Cost 17,329 [4],[15]     17,369 [7],[10]            
Fair Value $ 17,360 [4],[15]     $ 16,998 [7],[10]            
Investment, Identifier [Axis]: Diligent Corporation, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.25% [4],[5] 6.25% [4],[5] 6.25% [4],[5] 6.25% [7],[8] 6.25% [7],[8] 6.25% [7],[8]        
Interest Rate 11.71% [4],[5],[17] 11.71% [4],[5],[17] 11.71% [4],[5],[17] 11.78% [7],[8],[11] 11.78% [7],[8],[11] 11.78% [7],[8],[11]        
Principal Amount or Par Value $ 5,753 [4],[5],[18]     $ 5,768 [7],[8],[12]            
Cost 5,742 [4],[5]     5,755 [7],[8]            
Fair Value $ 5,753 [4],[5]     $ 5,654 [7],[8]            
Investment, Identifier [Axis]: Diligent Corporation, First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[15] 5.75% [4],[15] 5.75% [4],[15] 5.75% [7],[10] 5.75% [7],[10] 5.75% [7],[10]        
Interest Rate 11.21% [4],[15],[17] 11.21% [4],[15],[17] 11.21% [4],[15],[17] 11.28% [7],[10],[11] 11.28% [7],[10],[11] 11.28% [7],[10],[11]        
Principal Amount or Par Value $ 5,664 [4],[15],[18]     $ 5,679 [7],[10],[12]            
Cost 5,655 [4],[15]     5,667 [7],[10]            
Fair Value $ 5,664 [4],[15]     $ 5,546 [7],[10]            
Investment, Identifier [Axis]: Diligent Preferred Issuer, Inc., Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 10.50% [4],[5],[21],[35] 10.50% [4],[5],[21],[35] 10.50% [4],[5],[21],[35] 10.50% [7],[8],[22],[36] 10.50% [7],[8],[22],[36] 10.50% [7],[8],[22],[36]        
Interest Rate 10.50% [4],[5],[17],[35] 10.50% [4],[5],[17],[35] 10.50% [4],[5],[17],[35] 10.50% [7],[8],[11],[36] 10.50% [7],[8],[11],[36] 10.50% [7],[8],[11],[36]        
Cost $ 12,773 [4],[5],[35]     $ 12,771 [7],[8],[36]            
Fair Value $ 12,464 [4],[5],[35]     $ 12,162 [7],[8],[36]            
Investment, Identifier [Axis]: EAB Global, Inc., Second lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.50% [4],[15] 6.50% [4],[15] 6.50% [4],[15] 6.50% [7],[10] 6.50% [7],[10] 6.50% [7],[10]        
Interest Rate 11.94% [4],[15],[17] 11.94% [4],[15],[17] 11.94% [4],[15],[17] 11.97% [7],[10],[11] 11.97% [7],[10],[11] 11.97% [7],[10],[11]        
Principal Amount or Par Value $ 14,868 [4],[15],[18]     $ 14,868 [7],[10],[12]            
Cost 14,700 [4],[15]     14,695 [7],[10]            
Fair Value $ 14,868 [4],[15]     $ 14,868 [7],[10]            
Investment, Identifier [Axis]: Eagle Infrastructure Services, LLC (fka FR Arsenal Holdings II Corp.), First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15] 7.50% 7.50% 7.50%              
PIK [7],[10]       7.50% 7.50% 7.50%        
Interest Rate 12.96% [4],[15],[17] 12.96% [4],[15],[17] 12.96% [4],[15],[17] 13.00% [7],[10],[11] 13.00% [7],[10],[11] 13.00% [7],[10],[11]        
Principal Amount or Par Value $ 10,676 [4],[15],[18]     $ 10,676 [7],[10],[12]            
Cost 10,676 [4],[15]     10,676 [7],[10]            
Fair Value $ 10,676 [4],[15]     $ 10,676 [7],[10]            
Investment, Identifier [Axis]: Eagle Infrastructure Services, LLC (fka FR Arsenal Holdings II Corp.), First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5] 7.50% 7.50% 7.50%              
PIK [7],[8]       7.50% 7.50% 7.50%        
Interest Rate 12.96% [4],[5],[17] 12.96% [4],[5],[17] 12.96% [4],[5],[17] 13.00% [7],[8],[11] 13.00% [7],[8],[11] 13.00% [7],[8],[11]        
Principal Amount or Par Value $ 342 [4],[5],[18]     $ 342 [7],[8],[12]            
Cost 342 [4],[5]     342 [7],[8]            
Fair Value 342 [4],[5]     342 [7],[8]            
Investment, Identifier [Axis]: Eagle Infrastructure Super HoldCo, LLC, Ordinary shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 4,104 [4],[5]     4,102 [7],[8]            
Fair Value $ 8,378 [4],[5]     $ 6,855 [7],[8]            
Investment, Identifier [Axis]: Edmentum Ultimate Holdings, LLC, Subordinated                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8]       7.50% 7.50% 7.50%        
PIK 12.00% [4],[5],[21],[37] 12.00% [4],[5],[21],[37] 12.00% [4],[5],[21],[37] 4.50% [7],[8] 4.50% [7],[8] 4.50% [7],[8]        
Interest Rate 17.30% [4],[5],[17],[37] 17.30% [4],[5],[17],[37] 17.30% [4],[5],[17],[37] 17.50% [7],[8],[11] 17.50% [7],[8],[11] 17.50% [7],[8],[11]        
Principal Amount or Par Value $ 19,470 [4],[5],[18],[37]     $ 18,635 [7],[8],[12]            
Cost 19,386 [4],[5],[37]     18,544 [7],[8]            
Fair Value $ 19,471 [4],[5],[37]     $ 18,635 [7],[8]            
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC, First lien - Drawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.00% [4],[5],[14] 6.00% [4],[5],[14] 6.00% [4],[5],[14] 6.00% [7],[8],[9] 6.00% [7],[8],[9] 6.00% [7],[8],[9]        
Interest Rate 11.47% [4],[5],[14],[17] 11.47% [4],[5],[14],[17] 11.47% [4],[5],[14],[17] 11.52% [7],[8],[9],[11] 11.52% [7],[8],[9],[11] 11.52% [7],[8],[9],[11]        
Principal Amount or Par Value $ 4,952 [4],[5],[14],[18]     $ 4,503 [7],[8],[9],[12]            
Cost 4,909 [4],[5],[14]     4,462 [7],[8],[9]            
Fair Value $ 4,952 [4],[5],[14]     $ 4,466 [7],[8],[9]            
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC, First lien - Drawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[5],[14] 5.75% [4],[5],[14] 5.75% [4],[5],[14] 5.75% [7],[8],[9] 5.75% [7],[8],[9] 5.75% [7],[8],[9]        
Interest Rate 11.23% [4],[5],[14],[17] 11.23% [4],[5],[14],[17] 11.23% [4],[5],[14],[17] 11.26% [7],[8],[9],[11] 11.26% [7],[8],[9],[11] 11.26% [7],[8],[9],[11]        
Principal Amount or Par Value $ 1,295 [4],[5],[14],[18]     $ 315 [7],[8],[9],[12]            
Cost 1,282 [4],[5],[14]     312 [7],[8],[9]            
Fair Value 1,295 [4],[5],[14]     310 [7],[8],[9]            
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC, First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 769 [4],[5],[14],[18]     1,229 [7],[9],[13]            
Cost 0 [4],[5],[14]     0 [7],[9],[13]            
Fair Value 0 [4],[5],[14]     (10) [7],[9],[13]            
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9]       1,085            
Cost [7],[8],[9]       (11)            
Fair Value [7],[8],[9]       $ (17)            
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 105                  
Cost [4],[5],[14] (1)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[33] 5.75% [4],[33] 5.75% [4],[33] 5.75% [7],[34] 5.75% [7],[34] 5.75% [7],[34]        
Interest Rate 11.21% [4],[17],[33] 11.21% [4],[17],[33] 11.21% [4],[17],[33] 11.25% [7],[11],[34] 11.25% [7],[11],[34] 11.25% [7],[11],[34]        
Principal Amount or Par Value $ 10,264 [4],[18],[33]     $ 10,290 [7],[12],[34]            
Cost 10,194 [4],[33]     10,217 [7],[34]            
Fair Value $ 10,264 [4],[33]     $ 10,125 [7],[34]            
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[33] 5.75% [4],[33] 5.75% [4],[33] 5.75% [7],[34] 5.75% [7],[34] 5.75% [7],[34]        
Interest Rate 11.21% [4],[17],[33] 11.21% [4],[17],[33] 11.21% [4],[17],[33] 11.28% [7],[11],[34] 11.28% [7],[11],[34] 11.28% [7],[11],[34]        
Principal Amount or Par Value $ 3,445 [4],[18],[33]     $ 3,454 [7],[12],[34]            
Cost 3,420 [4],[33]     3,427 [7],[34]            
Fair Value $ 3,445 [4],[33]     $ 3,398 [7],[34]            
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC, First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[33] 5.75% [4],[33] 5.75% [4],[33] 5.75% [7],[34] 5.75% [7],[34] 5.75% [7],[34]        
Interest Rate 11.21% [4],[17],[33] 11.21% [4],[17],[33] 11.21% [4],[17],[33] 11.25% [7],[11],[34] 11.25% [7],[11],[34] 11.25% [7],[11],[34]        
Principal Amount or Par Value $ 3,423 [4],[18],[33]     $ 3,432 [7],[12],[34]            
Cost 3,400 [4],[33]     3,407 [7],[34]            
Fair Value 3,423 [4],[33]     3,378 [7],[34]            
Investment, Identifier [Axis]: FS WhiteWater Holdings, LLC , Ordinary shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost [7],[34],[38]       5,000            
Fair Value [7],[34],[38]       $ 4,454            
Investment, Identifier [Axis]: FS WhiteWater Holdings, LLC, Ordinary shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost [4],[33],[39] 5,000                  
Fair Value [4],[33],[39] 4,435                  
Investment, Identifier [Axis]: Foreside Financial Group, LLC, First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       5.50% 5.50% 5.50%        
Interest Rate [7],[8],[9],[11]       11.02% 11.02% 11.02%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 1,006            
Cost [7],[8],[9]       996            
Fair Value [7],[8],[9]       1,006            
Investment, Identifier [Axis]: Foreside Financial Group, LLC, First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 2,497 [4],[5],[14],[18]     4,557 [7],[8],[9],[12]            
Cost 0 [4],[5],[14]     0 [7],[8],[9]            
Fair Value 0 [4],[5],[14]     0 [7],[8],[9]            
Investment, Identifier [Axis]: Foreside Financial Group, LLC, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 3,474 [5],[14],[18]     1,090 [7],[8],[9],[12]            
Cost 0 [5],[14]     (11) [7],[8],[9]            
Fair Value 0 [5],[14]     $ 0 [7],[8],[9]            
Investment, Identifier [Axis]: Foreside Financial Group, LLC, First lien - Undrawn 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 2,095                  
Cost [4],[5],[14] (21)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: Foreside Financial Group, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% [4],[15] 5.25% [4],[15] 5.25% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.74% [4],[15],[17] 10.74% [4],[15],[17] 10.74% [4],[15],[17] 11.04% [7],[10],[11] 11.04% [7],[10],[11] 11.04% [7],[10],[11]        
Principal Amount or Par Value $ 33,612 [4],[15],[18]     $ 33,698 [7],[10],[12]            
Cost 33,373 [4],[15]     33,444 [7],[10]            
Fair Value $ 33,612 [4],[15]     $ 33,698 [7],[10]            
Investment, Identifier [Axis]: Foreside Financial Group, LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% [4],[5] 5.25% [4],[5] 5.25% [4],[5] 5.50% [7],[8] 5.50% [7],[8] 5.50% [7],[8]        
Interest Rate 10.74% [4],[5],[17] 10.74% [4],[5],[17] 10.74% [4],[5],[17] 11.04% [7],[8],[11] 11.04% [7],[8],[11] 11.04% [7],[8],[11]        
Principal Amount or Par Value $ 2,401 [4],[5],[18]     $ 347 [7],[8],[12]            
Cost 2,378 [4],[5]     344 [7],[8]            
Fair Value $ 2,401 [4],[5]     $ 347 [7],[8]            
Investment, Identifier [Axis]: Fortis Solutions Group, LLC, First lien - Drawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[5],[14] 5.50% [4],[5],[14] 5.50% [4],[5],[14] 5.50% [7],[8],[9] 5.50% [7],[8],[9] 5.50% [7],[8],[9]        
Interest Rate 10.90% [4],[5],[14],[17] 10.90% [4],[5],[14],[17] 10.90% [4],[5],[14],[17] 10.95% [7],[8],[9],[11] 10.95% [7],[8],[9],[11] 10.95% [7],[8],[9],[11]        
Principal Amount or Par Value $ 741 [4],[5],[14],[18]     $ 143 [7],[8],[9],[12]            
Cost 734 [4],[5],[14]     142 [7],[8],[9]            
Fair Value $ 741 [4],[5],[14]     $ 142 [7],[8],[9]            
Investment, Identifier [Axis]: Fortis Solutions Group, LLC, First lien - Drawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[5],[14] 5.50% [4],[5],[14] 5.50% [4],[5],[14] 5.50% [7],[8],[9] 5.50% [7],[8],[9] 5.50% [7],[8],[9]        
Interest Rate 10.90% [4],[5],[14],[17] 10.90% [4],[5],[14],[17] 10.90% [4],[5],[14],[17] 10.98% [7],[8],[9],[11] 10.98% [7],[8],[9],[11] 10.98% [7],[8],[9],[11]        
Principal Amount or Par Value $ 143 [4],[5],[14],[18]     $ 138 [7],[8],[9],[12]            
Cost 142 [4],[5],[14]     137 [7],[8],[9]            
Fair Value 143 [4],[5],[14]     138 [7],[8],[9]            
Investment, Identifier [Axis]: Fortis Solutions Group, LLC, First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 3,832 [4],[5],[14],[18]     2,718 [7],[8],[9]            
Cost 0 [4],[5],[14]     (27) [7],[8],[9]            
Fair Value 0 [4],[5],[14]     (17) [7],[8],[9]            
Investment, Identifier [Axis]: Fortis Solutions Group, LLC, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 2,718 [4],[5],[14],[18]     4,435 [7],[8],[9]            
Cost (27) [4],[5],[14]     0 [7],[8],[9]            
Fair Value $ 0 [4],[5],[14]     $ (28) [7],[8],[9]            
Investment, Identifier [Axis]: Fortis Solutions Group, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[15] 5.50% [4],[15] 5.50% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.90% [4],[15],[17] 10.90% [4],[15],[17] 10.90% [4],[15],[17] 10.95% [7],[10],[11] 10.95% [7],[10],[11] 10.95% [7],[10],[11]        
Principal Amount or Par Value $ 17,308 [4],[15],[18]     $ 17,353 [7],[10],[12]            
Cost 17,181 [4],[15]     17,219 [7],[10]            
Fair Value $ 17,308 [4],[15]     $ 17,243 [7],[10]            
Investment, Identifier [Axis]: Fortis Solutions Group, LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[19] 5.50% [4],[19] 5.50% [4],[19] 5.50% [7],[16] 5.50% [7],[16] 5.50% [7],[16]        
Interest Rate 10.90% [4],[17],[19] 10.90% [4],[17],[19] 10.90% [4],[17],[19] 10.95% [7],[11],[16] 10.95% [7],[11],[16] 10.95% [7],[11],[16]        
Principal Amount or Par Value $ 10,067 [4],[18],[19]     $ 10,092 [7],[12],[16]            
Cost 9,995 [4],[19]     10,017 [7],[16]            
Fair Value $ 10,067 [4],[19]     $ 10,028 [7],[16]            
Investment, Identifier [Axis]: Fortis Solutions Group, LLC, First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[5] 5.50% [4],[5] 5.50% [4],[5] 5.50% [7],[8] 5.50% [7],[8] 5.50% [7],[8]        
Interest Rate 10.90% [4],[5],[17] 10.90% [4],[5],[17] 10.90% [4],[5],[17] 10.95% [7],[8],[11] 10.95% [7],[8],[11] 10.95% [7],[8],[11]        
Principal Amount or Par Value $ 1,175 [4],[5],[18]     $ 1,178 [7],[8],[12]            
Cost 1,165 [4],[5]     1,168 [7],[8]            
Fair Value $ 1,175 [4],[5]     $ 1,171 [7],[8]            
Investment, Identifier [Axis]: Fortis Solutions Group, LLC, First lien 4                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[5] 5.50% [4],[5] 5.50% [4],[5] 5.50% [7],[8] 5.50% [7],[8] 5.50% [7],[8]        
Interest Rate 10.90% [4],[5],[17] 10.90% [4],[5],[17] 10.90% [4],[5],[17] 10.95% [7],[8],[11] 10.95% [7],[8],[11] 10.95% [7],[8],[11]        
Principal Amount or Par Value $ 80 [4],[5],[18]     $ 80 [7],[8],[12]            
Cost 80 [4],[5]     80 [7],[8]            
Fair Value $ 80 [4],[5]     $ 80 [7],[8]            
Investment, Identifier [Axis]: Foundational Education Group, Inc., Second lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.50% [4],[33] 6.50% [4],[33] 6.50% [4],[33] 6.50% [7],[34] 6.50% [7],[34] 6.50% [7],[34]        
Interest Rate 12.07% [4],[17],[33] 12.07% [4],[17],[33] 12.07% [4],[17],[33] 12.14% [7],[11],[34] 12.14% [7],[11],[34] 12.14% [7],[11],[34]        
Principal Amount or Par Value $ 22,500 [4],[18],[33]     $ 22,500 [7],[12],[34]            
Cost 22,414 [4],[33]     22,412 [7],[34]            
Fair Value $ 22,500 [4],[33]     $ 22,100 [7],[34]            
Investment, Identifier [Axis]: Foundational Education Group, Inc., Second lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.50% [4],[15] 6.50% [4],[15] 6.50% [4],[15] 6.50% [7],[10] 6.50% [7],[10] 6.50% [7],[10]        
Interest Rate 12.07% [4],[15],[17] 12.07% [4],[15],[17] 12.07% [4],[15],[17] 12.14% [7],[10],[11] 12.14% [7],[10],[11] 12.14% [7],[10],[11]        
Principal Amount or Par Value $ 7,009 [4],[15],[18]     $ 7,009 [7],[10],[12]            
Cost 6,990 [4],[15]     6,989 [7],[10]            
Fair Value $ 7,009 [4],[15]     $ 6,884 [7],[10]            
Investment, Identifier [Axis]: GC Waves Holdings, Inc., First Lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[9],[10]       6.00% 6.00% 6.00%        
Interest Rate [7],[9],[10],[11]       11.46% 11.46% 11.46%        
Principal Amount or Par Value [7],[9],[10],[12]       $ 451            
Cost [7],[9],[10]       446            
Fair Value [7],[9],[10]       $ 451            
Investment, Identifier [Axis]: GC Waves Holdings, Inc., First Lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% [4],[15] 5.25% [4],[15] 5.25% [4],[15] 6.00% [7],[10] 6.00% [7],[10] 6.00% [7],[10]        
Interest Rate 10.68% [4],[15],[17] 10.68% [4],[15],[17] 10.68% [4],[15],[17] 11.46% [7],[10],[11] 11.46% [7],[10],[11] 11.46% [7],[10],[11]        
Principal Amount or Par Value $ 40,169 [4],[15],[18]     $ 40,270 [7],[10],[12]            
Cost 39,915 [4],[15]     40,008 [7],[10]            
Fair Value $ 40,169 [4],[15]     $ 40,270 [7],[10]            
Investment, Identifier [Axis]: GC Waves Holdings, Inc., First Lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% [4],[33] 5.25% [4],[33] 5.25% [4],[33] 6.00% [7],[34] 6.00% [7],[34] 6.00% [7],[34]        
Interest Rate 10.68% [4],[17],[33] 10.68% [4],[17],[33] 10.68% [4],[17],[33] 11.46% [7],[11],[34] 11.46% [7],[11],[34] 11.46% [7],[11],[34]        
Principal Amount or Par Value $ 21,611 [4],[18],[33]     $ 21,666 [7],[12],[34]            
Cost 21,540 [4],[33]     21,591 [7],[34]            
Fair Value 21,611 [4],[33]     21,666 [7],[34]            
Investment, Identifier [Axis]: GC Waves Holdings, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 3,951 [4],[5],[14]     3,951 [7],[8],[9],[12]            
Cost (30) [4],[5],[14]     (30) [7],[8],[9]            
Fair Value $ 0 [4],[5],[14]     0 [7],[8],[9]            
Investment, Identifier [Axis]: GC Waves Holdings, Inc., First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15] 5.25% 5.25% 5.25%              
Interest Rate [4],[15],[17] 10.68% 10.68% 10.68%              
Principal Amount or Par Value [4],[15],[18] $ 450                  
Cost [4],[15] 445                  
Fair Value [4],[15] 450                  
Investment, Identifier [Axis]: GEDC Equity, LLC, Ordinary shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost [4],[5] 190                  
Fair Value [4],[5] $ 100                  
Investment, Identifier [Axis]: GEDC Equity, LLC, Ordinary shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost [7],[8]       190            
Fair Value [7],[8]       $ 150            
Investment, Identifier [Axis]: GS Acquisitionco, Inc., First Lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% [15] 5.00% [15] 5.00% [15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.30% [15],[17] 10.30% [15],[17] 10.30% [15],[17] 11.00% [7],[10],[11] 11.00% [7],[10],[11] 11.00% [7],[10],[11]        
Principal Amount or Par Value $ 34,993 [15],[18]     $ 34,023 [7],[10],[12]            
Cost 34,927 [15]     33,947 [7],[10]            
Fair Value $ 35,080 [15]     $ 34,023 [7],[10]            
Investment, Identifier [Axis]: GS Acquisitionco, Inc., First Lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% [33] 5.00% [33] 5.00% [33] 5.50% [7],[34] 5.50% [7],[34] 5.50% [7],[34]        
Interest Rate 10.30% [17],[33] 10.30% [17],[33] 10.30% [17],[33] 11.00% [7],[11],[34] 11.00% [7],[11],[34] 11.00% [7],[11],[34]        
Principal Amount or Par Value $ 21,465 [18],[33]     $ 21,521 [7],[12],[34]            
Cost 21,424 [33]     21,476 [7],[34]            
Fair Value 21,519 [33]     21,521 [7],[34]            
Investment, Identifier [Axis]: GS Acquisitionco, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       3,730            
Cost [7],[8],[9]       (23)            
Fair Value [7],[8],[9]       $ 0            
Investment, Identifier [Axis]: GS Acquisitionco, Inc., First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [5],[14],[18] 4,821                  
Cost [5],[14] (26)                  
Fair Value [5],[14] (12)                  
Investment, Identifier [Axis]: GS Acquisitionco, Inc., First lien - Undrawn 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [5],[14],[18] 4,365                  
Cost [5],[14] 0                  
Fair Value [5],[14] $ 0                  
Investment, Identifier [Axis]: Granicus, Inc., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       6.50% 6.50% 6.50%        
Interest Rate [7],[8],[9],[11]       11.96% 11.96% 11.96%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 579            
Cost [7],[8],[9]       575            
Fair Value [7],[8],[9]       579            
Investment, Identifier [Axis]: Granicus, Inc., First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       1,834            
Cost [7],[8],[9]       (14)            
Fair Value [7],[8],[9]       $ 0            
Investment, Identifier [Axis]: Granicus, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[13],[22]       5.50% 5.50% 5.50%        
PIK [7],[13],[22]       1.50% 1.50% 1.50%        
Interest Rate [7],[11],[13]       12.48% 12.48% 12.48%        
Principal Amount or Par Value [7],[12],[13]       $ 15,463            
Cost [7],[13]       15,396            
Fair Value [7],[13]       $ 15,463            
Investment, Identifier [Axis]: Granicus, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[16],[22]       5.50% 5.50% 5.50%        
PIK [7],[16],[22]       1.50% 1.50% 1.50%        
Interest Rate [7],[11],[16]       12.48% 12.48% 12.48%        
Principal Amount or Par Value [7],[12],[16]       $ 5,981            
Cost [7],[16]       5,954            
Fair Value [7],[16]       $ 5,981            
Investment, Identifier [Axis]: Granicus, Inc., First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10],[22]       5.50% 5.50% 5.50%        
PIK [7],[10],[22]       1.50% 1.50% 1.50%        
Interest Rate [7],[10],[11]       12.48% 12.48% 12.48%        
Principal Amount or Par Value [7],[10],[12]       $ 5,899            
Cost [7],[10]       5,874            
Fair Value [7],[10]       $ 5,899            
Investment, Identifier [Axis]: Granicus, Inc., First lien 4                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       6.00% 6.00% 6.00%        
Interest Rate [7],[10],[11]       11.48% 11.48% 11.48%        
Principal Amount or Par Value [7],[10],[12]       $ 4,542            
Cost [7],[10]       4,511            
Fair Value [7],[10]       $ 4,542            
Investment, Identifier [Axis]: Greenway Health, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.75% [4],[19] 6.75% [4],[19] 6.75% [4],[19] 6.75% [16] 6.75% [16] 6.75% [16]        
Interest Rate 11.93% [4],[17],[19] 11.93% [4],[17],[19] 11.93% [4],[17],[19] 11.93% [11],[16] 11.93% [11],[16] 11.93% [11],[16]        
Principal Amount or Par Value $ 6,349 [4],[18],[19]     $ 6,349 [12],[16]            
Cost 6,258 [4],[19]     6,254 [16]            
Fair Value $ 6,349 [4],[19]     $ 6,254 [16]            
Investment, Identifier [Axis]: Groundworks, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% [20] 3.50% [20] 3.50% [20] 6.50% [7],[13] 6.50% [7],[13] 6.50% [7],[13]        
Interest Rate 8.83% [17],[20] 8.83% [17],[20] 8.83% [17],[20] 11.90% [7],[11],[13] 11.90% [7],[11],[13] 11.90% [7],[11],[13]        
Principal Amount or Par Value $ 19,003 [18],[20]     $ 19,517 [7],[12],[13]            
Cost 18,813 [20]     19,245 [7],[13]            
Fair Value 18,813 [20]     19,330 [7],[13]            
Investment, Identifier [Axis]: Groundworks, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [14],[18],[20] 3,497                  
Cost [14],[20] (17)                  
Fair Value [14],[20] $ (17)                  
Investment, Identifier [Axis]: Groundworks, LLC, First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[9],[13]       891            
Cost [7],[9],[13]       0            
Fair Value [7],[9],[13]       (9)            
Investment, Identifier [Axis]: Groundworks, LLC, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9]       1,076            
Cost [7],[8],[9]       (16)            
Fair Value [7],[8],[9]       $ (10)            
Investment, Identifier [Axis]: HB Wealth Management, LLC, Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[40] 4.00% 4.00% 4.00%              
PIK [7],[22],[41]       4.00% 4.00% 4.00%        
Interest Rate 4.00% [4],[17],[40] 4.00% [4],[17],[40] 4.00% [4],[17],[40] 4.00% [7],[11],[41] 4.00% [7],[11],[41] 4.00% [7],[11],[41]        
Cost $ 4,765 [4],[40]     $ 4,777 [7],[41]            
Fair Value $ 6,023 [4],[40]     $ 5,125 [7],[41]            
Investment, Identifier [Axis]: HS Purchaser, LLC / Help/Systems Holdings, Inc., Second lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.75% [4],[33] 6.75% [4],[33] 6.75% [4],[33] 6.75% [7],[34] 6.75% [7],[34] 6.75% [7],[34]        
Interest Rate 12.19% [4],[17],[33] 12.19% [4],[17],[33] 12.19% [4],[17],[33] 12.35% [7],[11],[34] 12.35% [7],[11],[34] 12.35% [7],[11],[34]        
Principal Amount or Par Value $ 22,500 [4],[18],[33]     $ 22,500 [7],[12],[34]            
Cost 22,433 [4],[33]     22,429 [7],[34]            
Fair Value $ 20,846 [4],[33]     $ 21,059 [7],[34]            
Investment, Identifier [Axis]: HS Purchaser, LLC / Help/Systems Holdings, Inc., Second lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.75% [4],[15] 6.75% [4],[15] 6.75% [4],[15] 6.75% [7],[10] 6.75% [7],[10] 6.75% [7],[10]        
Interest Rate 12.19% [4],[15],[17] 12.19% [4],[15],[17] 12.19% [4],[15],[17] 12.35% [7],[10],[11] 12.35% [7],[10],[11] 12.35% [7],[10],[11]        
Principal Amount or Par Value $ 4,208 [4],[15],[18]     $ 4,208 [7],[10],[12]            
Cost 4,185 [4],[15]     4,184 [7],[10]            
Fair Value 3,899 [4],[15]     3,938 [7],[10]            
Investment, Identifier [Axis]: Haven Midstream Holdings LLC, Ordinary shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 0 [4],[42]     0 [7],[43]            
Fair Value 3,322 [4],[42]     3,323 [7],[43]            
Investment, Identifier [Axis]: Haven Midstream Holdings LLC, Profit Interest                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 0 [4],[44]     0 [7],[45]            
Fair Value 96 [4],[44]     96 [7],[45]            
Investment, Identifier [Axis]: Haven Midstream LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 8,000 [4],[5],[14],[18]     8,000 [7],[8],[9],[12],[46]            
Cost 0 [4],[5],[14]     0 [7],[8],[9],[46]            
Fair Value $ 0 [4],[5],[14]     $ 0 [7],[8],[9],[46]            
Investment, Identifier [Axis]: Healthspan Buyer, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[19] 5.75% [4],[19] 5.75% [4],[19] 5.75% [7],[16] 5.75% [7],[16] 5.75% [7],[16]        
Interest Rate 11.06% [4],[17],[19] 11.06% [4],[17],[19] 11.06% [4],[17],[19] 11.10% [7],[11],[16] 11.10% [7],[11],[16] 11.10% [7],[11],[16]        
Principal Amount or Par Value $ 5,108 [4],[18],[19]     $ 5,120 [7],[12],[16]            
Cost 5,059 [4],[19]     5,070 [7],[16]            
Fair Value 5,055 [4],[19]     5,069 [7],[16]            
Investment, Identifier [Axis]: Healthspan Buyer, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 1,229 [4],[5],[14],[18]     1,229 [7],[8],[9]            
Cost (12) [4],[5],[14]     (12) [7],[8],[9]            
Fair Value (12) [4],[5],[14]     $ (12) [7],[8],[9]            
Investment, Identifier [Axis]: Higginbotham Insurance Agency, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 8,000                  
Cost [4],[5],[14] 0                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: Higginbotham Insurance Agency, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 5.50% 5.50% 5.50%              
Interest Rate [4],[17],[19] 10.93% 10.93% 10.93%              
Principal Amount or Par Value [4],[18],[19] $ 2,054                  
Cost [4],[19] 2,054                  
Fair Value [4],[19] $ 2,054                  
Investment, Identifier [Axis]: Higginbotham Insurance Agency, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 5.50% 5.50% 5.50%              
Interest Rate [4],[17],[19] 10.93% 10.93% 10.93%              
Principal Amount or Par Value [4],[18],[19] $ 1,792                  
Cost [4],[19] 1,792                  
Fair Value [4],[19] $ 1,792                  
Investment, Identifier [Axis]: Houghton Mifflin Harcourt Company, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% [19] 5.25% [19] 5.25% [19] 5.25% [16] 5.25% [16] 5.25% [16]        
Interest Rate 10.68% [17],[19] 10.68% [17],[19] 10.68% [17],[19] 10.71% [11],[16] 10.71% [11],[16] 10.71% [11],[16]        
Principal Amount or Par Value $ 14,605 [18],[19]     $ 6,822 [12],[16]            
Cost 14,170 [19]     6,430 [16]            
Fair Value 14,498 [19]     6,704 [16]            
Investment, Identifier [Axis]: IG Investments Holdings, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 2,298 [4],[5],[14],[18]     2,298 [7],[8],[9],[12]            
Cost (23) [4],[5],[14]     (23) [7],[8],[9]            
Fair Value $ 0 [4],[5],[14]     $ 0 [7],[8],[9]            
Investment, Identifier [Axis]: IG Investments Holdings, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.00% [4],[15] 6.00% [4],[15] 6.00% [4],[15] 6.00% [7],[10] 6.00% [7],[10] 6.00% [7],[10]        
Interest Rate 11.41% [4],[15],[17] 11.41% [4],[15],[17] 11.41% [4],[15],[17] 11.48% [7],[10],[11] 11.48% [7],[10],[11] 11.48% [7],[10],[11]        
Principal Amount or Par Value $ 28,765 [4],[15],[18]     $ 28,839 [7],[10],[12]            
Cost 28,561 [4],[15]     28,625 [7],[10]            
Fair Value $ 28,765 [4],[15]     $ 28,839 [7],[10]            
Investment, Identifier [Axis]: IG Investments Holdings, LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.00% [4],[15] 6.00% [4],[15] 6.00% [4],[15] 6.00% [7],[10] 6.00% [7],[10] 6.00% [7],[10]        
Interest Rate 11.41% [4],[15],[17] 11.41% [4],[15],[17] 11.41% [4],[15],[17] 11.48% [7],[10],[11] 11.48% [7],[10],[11] 11.48% [7],[10],[11]        
Principal Amount or Par Value $ 4,203 [4],[15],[18]     $ 4,214 [7],[10],[12]            
Cost 4,187 [4],[15]     4,197 [7],[10]            
Fair Value $ 4,203 [4],[15]     $ 4,214 [7],[10]            
Investment, Identifier [Axis]: IG Investments Holdings, LLC, First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 6.00% 6.00% 6.00%              
Interest Rate [4],[17],[19] 11.41% 11.41% 11.41%              
Principal Amount or Par Value [4],[18],[19] $ 1,699                  
Cost [4],[19] 1,699                  
Fair Value [4],[19] $ 1,699                  
Investment, Identifier [Axis]: IG Investments Holdings, LLC, First lien 4                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 6.00% 6.00% 6.00%              
Interest Rate [4],[17],[19] 11.41% 11.41% 11.41%              
Principal Amount or Par Value [4],[18],[19] $ 224                  
Cost [4],[19] 224                  
Fair Value [4],[19] $ 224                  
Investment, Identifier [Axis]: IMO Investor Holdings, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15] 6.00% 6.00% 6.00%              
Interest Rate [4],[15],[17] 11.36% 11.36% 11.36%              
Principal Amount or Par Value [4],[15],[18] $ 12,812                  
Cost [4],[15] 12,710                  
Fair Value [4],[15] $ 12,716                  
Investment, Identifier [Axis]: IMO Investor Holdings, Inc., First lien - Drawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.00% [4],[5],[14] 6.00% [4],[5],[14] 6.00% [4],[5],[14] 6.00% [7],[8],[9] 6.00% [7],[8],[9] 6.00% [7],[8],[9]        
Interest Rate 11.38% [4],[5],[14],[17] 11.38% [4],[5],[14],[17] 11.38% [4],[5],[14],[17] 11.39% [7],[8],[9],[11] 11.39% [7],[8],[9],[11] 11.39% [7],[8],[9],[11]        
Principal Amount or Par Value $ 1,281 [4],[5],[14],[18]     $ 1,139 [7],[8],[9],[12]            
Cost 1,269 [4],[5],[14]     1,128 [7],[8],[9]            
Fair Value $ 1,272 [4],[5],[14]     $ 1,130 [7],[8],[9]            
Investment, Identifier [Axis]: IMO Investor Holdings, Inc., First lien - Drawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.00% [4],[5],[14] 6.00% [4],[5],[14] 6.00% [4],[5],[14] 6.00% [7],[8],[9] 6.00% [7],[8],[9] 6.00% [7],[8],[9]        
Interest Rate 11.31% [4],[5],[14],[17] 11.31% [4],[5],[14],[17] 11.31% [4],[5],[14],[17] 11.42% [7],[8],[9],[11] 11.42% [7],[8],[9],[11] 11.42% [7],[8],[9],[11]        
Principal Amount or Par Value $ 248 [4],[5],[14],[18]     $ 62 [7],[8],[9],[12]            
Cost 245 [4],[5],[14]     61 [7],[8],[9]            
Fair Value 246 [4],[5],[14]     61 [7],[8],[9]            
Investment, Identifier [Axis]: IMO Investor Holdings, Inc., First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 1,301 [4],[5],[14],[18]     1,487 [7],[8],[9]            
Cost (13) [4],[5],[14]     (15) [7],[8],[9]            
Fair Value (8) [4],[5],[14]     (12) [7],[8],[9]            
Investment, Identifier [Axis]: IMO Investor Holdings, Inc., First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 1,805 [4],[5],[14],[18]     1,951 [7],[8],[9]            
Cost 0 [4],[5],[14]     0 [7],[8],[9]            
Fair Value $ (14) [4],[5],[14]     $ (16) [7],[8],[9]            
Investment, Identifier [Axis]: IMO Investor Holdings, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       6.00% 6.00% 6.00%        
Interest Rate [7],[10],[11]       11.40% 11.40% 11.40%        
Principal Amount or Par Value [7],[10],[12]       $ 12,844            
Cost [7],[10]       12,739            
Fair Value [7],[10]       $ 12,742            
Investment, Identifier [Axis]: Icefall Parent, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 6.50% 6.50% 6.50%              
Interest Rate [4],[17],[19] 11.80% 11.80% 11.80%              
Principal Amount or Par Value [4],[18],[19] $ 8,696                  
Cost [4],[19] 8,611                  
Fair Value [4],[19] 8,609                  
Investment, Identifier [Axis]: Icefall Parent, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 828                  
Cost [4],[5],[14] (8)                  
Fair Value [4],[5],[14] $ (8)                  
Investment, Identifier [Axis]: Idera, Inc., Second lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.75% [4],[20] 6.75% [4],[20] 6.75% [4],[20] 6.75% [7],[13] 6.75% [7],[13] 6.75% [7],[13]        
Interest Rate 12.21% [4],[17],[20] 12.21% [4],[17],[20] 12.21% [4],[17],[20] 12.28% [7],[11],[13] 12.28% [7],[11],[13] 12.28% [7],[11],[13]        
Principal Amount or Par Value $ 22,500 [4],[18],[20]     $ 22,500 [7],[12],[13]            
Cost 22,280 [4],[20]     22,273 [7],[13]            
Fair Value $ 22,500 [4],[20]     $ 22,500 [7],[13]            
Investment, Identifier [Axis]: Idera, Inc., Second lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.75% [4],[5] 6.75% [4],[5] 6.75% [4],[5] 6.75% [7],[8] 6.75% [7],[8] 6.75% [7],[8]        
Interest Rate 12.21% [4],[5],[17] 12.21% [4],[5],[17] 12.21% [4],[5],[17] 12.28% [7],[8],[11] 12.28% [7],[8],[11] 12.28% [7],[8],[11]        
Principal Amount or Par Value $ 3,000 [4],[5],[18]     $ 3,000 [7],[8],[12]            
Cost 2,988 [4],[5]     2,989 [7],[8]            
Fair Value $ 3,000 [4],[5]     $ 3,000 [7],[8]            
Investment, Identifier [Axis]: Infogain Corporation, First Lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[15] 5.50% [4],[15] 5.50% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.93% [4],[15],[17] 10.96% [7],[10],[11] 10.96% [7],[10],[11] 10.96% [7],[10],[11]        
Principal Amount or Par Value $ 18,659 [4],[15],[18]     $ 18,707 [7],[10],[12]            
Cost 18,563 [4],[15]     18,605 [7],[10]            
Fair Value $ 18,659 [4],[15]     $ 18,707 [7],[10]            
Investment, Identifier [Axis]: Infogain Corporation, First Lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[19] 5.50% [4],[19] 5.50% [4],[19] 5.50% [7],[16] 5.50% [7],[16] 5.50% [7],[16]        
Interest Rate 10.93% [4],[17],[19] 10.93% [4],[17],[19] 10.93% [4],[17],[19] 10.96% [7],[11],[16] 10.96% [7],[11],[16] 10.96% [7],[11],[16]        
Principal Amount or Par Value $ 7,824 [4],[18],[19]     $ 7,844 [7],[12],[16]            
Cost 7,763 [4],[19]     7,781 [7],[16]            
Fair Value 7,824 [4],[19]     7,844 [7],[16]            
Investment, Identifier [Axis]: Infogain Corporation, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       3,827            
Cost [7],[8],[9]       (29)            
Fair Value [7],[8],[9]       $ 0            
Investment, Identifier [Axis]: Infogain Corporation, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 3,827                  
Cost [4],[5],[14] (29)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: Infogain Corporation, Subordinated                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 8.25% [4],[5] 8.25% [4],[5] 8.25% [4],[5] 8.25% [7],[8] 8.25% [7],[8] 8.25% [7],[8]        
Interest Rate 13.66% [4],[5],[17] 13.66% [4],[5],[17] 13.66% [4],[5],[17] 13.70% [7],[8],[11] 13.70% [7],[8],[11] 13.70% [7],[8],[11]        
Principal Amount or Par Value $ 17,245 [4],[5],[18]     $ 17,245 [7],[8],[12]            
Cost 17,066 [4],[5]     17,060 [7],[8]            
Fair Value $ 17,245 [4],[5]     $ 17,245 [7],[8]            
Investment, Identifier [Axis]: Integro Parent Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 12.25% [4],[15],[21] 12.25% [4],[15],[21] 12.25% [4],[15],[21] 12.25% [7],[10],[22] 12.25% [7],[10],[22] 12.25% [7],[10],[22]        
Interest Rate 17.56% [4],[15],[17] 17.56% [4],[15],[17] 17.56% [4],[15],[17] 17.60% [7],[10],[11] 17.60% [7],[10],[11] 17.60% [7],[10],[11]        
Principal Amount or Par Value $ 4,266 [4],[15],[18]     $ 4,086 [7],[10],[12]            
Cost 4,265 [4],[15]     4,085 [7],[10]            
Fair Value $ 4,266 [4],[15]     $ 4,086 [7],[10]            
Investment, Identifier [Axis]: Integro Parent Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 12.25% [4],[5],[21] 12.25% [4],[5],[21] 12.25% [4],[5],[21] 12.25% [7],[8],[22] 12.25% [7],[8],[22] 12.25% [7],[8],[22]        
Interest Rate 17.56% [4],[5],[17] 17.56% [4],[5],[17] 17.56% [4],[5],[17] 17.60% [7],[8],[11] 17.60% [7],[8],[11] 17.60% [7],[8],[11]        
Principal Amount or Par Value $ 842 [4],[5],[18]     $ 807 [7],[8],[12]            
Cost 840 [4],[5]     805 [7],[8]            
Fair Value $ 842 [4],[5]     $ 807 [7],[8]            
Investment, Identifier [Axis]: Integro Parent Inc., Second lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 12.25% [4],[5],[21] 12.25% [4],[5],[21] 12.25% [4],[5],[21] 12.25% [7],[8],[22] 12.25% [7],[8],[22] 12.25% [7],[8],[22]        
Interest Rate 17.56% [4],[5],[17] 17.56% [4],[5],[17] 17.56% [4],[5],[17] 17.60% [7],[8],[11] 17.60% [7],[8],[11] 17.60% [7],[8],[11]        
Principal Amount or Par Value $ 14,257 [4],[5],[18]     $ 13,657 [7],[8],[12]            
Cost 13,491 [4],[5]     12,888 [7],[8]            
Fair Value $ 13,733 [4],[5]     $ 13,231 [7],[8]            
Investment, Identifier [Axis]: KAMC Holdings, Inc., Second lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       8.00% 8.00% 8.00%        
Interest Rate [7],[10],[11]       13.63% 13.63% 13.63%        
Principal Amount or Par Value [7],[10],[12]       $ 18,750            
Cost [7],[10]       18,673            
Fair Value [7],[10]       $ 17,079            
Investment, Identifier [Axis]: KAMC Holdings, Inc., Second lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[16]       8.00% 8.00% 8.00%        
Interest Rate [7],[11],[16]       13.63% 13.63% 13.63%        
Principal Amount or Par Value [7],[12],[16]       $ 18,750            
Cost [7],[16]       18,673            
Fair Value [7],[16]       $ 17,079            
Investment, Identifier [Axis]: KPSKY Acquisition Inc., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5],[14] 5.75% 5.75% 5.75%              
Interest Rate [4],[5],[14],[17] 11.18% 11.18% 11.18%              
Principal Amount or Par Value [4],[5],[14],[18] $ 19                  
Cost [4],[5],[14] 19                  
Fair Value [4],[5],[14] 19                  
Investment, Identifier [Axis]: KPSKY Acquisition Inc., First lien - Drawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[9],[10]       5.25% 5.25% 5.25%        
Interest Rate [7],[9],[10],[11]       10.73% 10.73% 10.73%        
Principal Amount or Par Value [7],[9],[10],[12]       $ 1,160            
Cost [7],[9],[10]       1,150            
Fair Value [7],[9],[10]       $ 1,138            
Investment, Identifier [Axis]: KPSKY Acquisition Inc., First lien - Drawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       5.75% 5.75% 5.75%        
Interest Rate [7],[8],[9],[11]       11.23% 11.23% 11.23%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 19            
Cost [7],[8],[9]       19            
Fair Value [7],[8],[9]       19            
Investment, Identifier [Axis]: KPSKY Acquisition Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9]       1,568            
Cost [7],[8],[9]       0            
Fair Value [7],[8],[9]       $ (16)            
Investment, Identifier [Axis]: KPSKY Acquisition Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 1,568                  
Cost [4],[5],[14] 0                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: KPSKY Acquisition Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% [4],[19] 5.25% [4],[19] 5.25% [4],[19] 5.25% [7],[16] 5.25% [7],[16] 5.25% [7],[16]        
Interest Rate 10.66% [4],[17],[19] 10.66% [4],[17],[19] 10.66% [4],[17],[19] 10.73% [7],[11],[16] 10.73% [7],[11],[16] 10.73% [7],[11],[16]        
Principal Amount or Par Value $ 6,880 [4],[18],[19]     $ 6,898 [7],[12],[16]            
Cost 6,831 [4],[19]     6,846 [7],[16]            
Fair Value $ 6,880 [4],[19]     $ 6,763 [7],[16]            
Investment, Identifier [Axis]: KPSKY Acquisition Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% [4],[19] 5.25% [4],[19] 5.25% [4],[19] 5.25% [7],[10] 5.25% [7],[10] 5.25% [7],[10]        
Interest Rate 10.67% [4],[17],[19] 10.67% [4],[17],[19] 10.67% [4],[17],[19] 10.76% [7],[10],[11] 10.76% [7],[10],[11] 10.76% [7],[10],[11]        
Principal Amount or Par Value $ 1,158 [4],[18],[19]     $ 790 [7],[10],[12]            
Cost 1,147 [4],[19]     784 [7],[10]            
Fair Value $ 1,158 [4],[19]     $ 774 [7],[10]            
Investment, Identifier [Axis]: KPSKY Acquisition Inc., First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 5.25% 5.25% 5.25%              
Interest Rate [4],[17],[19] 10.68% 10.68% 10.68%              
Principal Amount or Par Value [4],[18],[19] $ 788                  
Cost [4],[19] 783                  
Fair Value [4],[19] $ 788                  
Investment, Identifier [Axis]: Kaseya Inc., First Lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5],[14] 5.50% 5.50% 5.50%              
Interest Rate [4],[5],[14],[17] 10.80% 10.80% 10.80%              
Principal Amount or Par Value [4],[5],[14],[18] $ 973                  
Cost [4],[5],[14] 966                  
Fair Value [4],[5],[14] $ 973                  
Investment, Identifier [Axis]: Kaseya Inc., First Lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15],[21] 3.50% 3.50% 3.50%              
PIK [4],[15],[21] 2.50% 2.50% 2.50%              
Interest Rate [4],[15],[17] 11.31% 11.31% 11.31%              
Principal Amount or Par Value [4],[15],[18] $ 64,039                  
Cost [4],[15] 63,657                  
Fair Value [4],[15] $ 64,039                  
Investment, Identifier [Axis]: Kaseya Inc., First Lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5] 5.50% 5.50% 5.50%              
Interest Rate [4],[5],[17] 10.81% 10.81% 10.81%              
Principal Amount or Par Value [4],[5],[18] $ 238                  
Cost [4],[5] 237                  
Fair Value [4],[5] 238                  
Investment, Identifier [Axis]: Kaseya Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10],[22]       3.50% 3.50% 3.50%        
PIK [7],[10],[22]       2.50% 2.50% 2.50%        
Interest Rate [7],[10],[11]       11.38% 11.38% 11.38%        
Principal Amount or Par Value [7],[10],[12]       $ 63,633            
Cost [7],[10]       63,237            
Fair Value [7],[10]       $ 63,633            
Investment, Identifier [Axis]: Kaseya Inc., First lien - Drawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       5.50% 5.50% 5.50%        
Interest Rate [7],[8],[9],[11]       10.86% 10.86% 10.86%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 973            
Cost [7],[8],[9]       966            
Fair Value [7],[8],[9]       $ 973            
Investment, Identifier [Axis]: Kaseya Inc., First lien - Drawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9],[22]       3.50% 3.50% 3.50%        
PIK [7],[8],[9],[22]       2.50% 2.50% 2.50%        
Interest Rate [7],[8],[9],[11]       11.38% 11.38% 11.38%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 237            
Cost [7],[8],[9]       235            
Fair Value [7],[8],[9]       237            
Investment, Identifier [Axis]: Kaseya Inc., First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 3,616 [4],[5],[14],[18]     3,616 [7],[8],[9],[12]            
Cost 0 [4],[5],[14]     0 [7],[8],[9]            
Fair Value 0 [4],[5],[14]     0 [7],[8],[9]            
Investment, Identifier [Axis]: Kaseya Inc., First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 2,888 [4],[5],[14],[18]     2,888 [7],[8],[9],[12]            
Cost (22) [4],[5],[14]     (22) [7],[8],[9]            
Fair Value $ 0 [4],[5],[14]     0 [7],[8],[9]            
Investment, Identifier [Axis]: Kele Holdco, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost [7],[8],[9]       (9)            
Fair Value [7],[8],[9]       $ 0            
Investment, Identifier [Axis]: Kele Holdco, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[34]       5.25% 5.25% 5.25%        
Interest Rate [7],[11],[34]       10.71% 10.71% 10.71%        
Principal Amount or Par Value [7],[12],[34]       $ 14,796            
Cost [7],[34]       14,767            
Fair Value [7],[34]       14,796            
Investment, Identifier [Axis]: Kele Holdco, Inc., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5],[14] 5.25% 5.25% 5.25%              
Interest Rate [4],[5],[14],[17] 10.68% 10.68% 10.68%              
Principal Amount or Par Value [4],[5],[14],[18] $ 1,219                  
Cost [4],[5],[14] 1,213                  
Fair Value [4],[5],[14] 1,219                  
Investment, Identifier [Axis]: Kele Holdco, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       $ 1,799            
Investment, Identifier [Axis]: Kele Holdco, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 580                  
Cost [4],[5],[14] (3)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: Kele Holdco, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[33] 5.25% 5.25% 5.25%              
Interest Rate [4],[17],[33] 10.68% 10.68% 10.68%              
Principal Amount or Par Value [4],[18],[33] $ 14,756                  
Cost [4],[33] 14,730                  
Fair Value [4],[33] $ 14,756                  
Investment, Identifier [Axis]: Kele Holdco, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[33] 5.25% 5.25% 5.25%              
Interest Rate [4],[17],[33] 10.68% 10.68% 10.68%              
Principal Amount or Par Value [4],[18],[33] $ 2,663                  
Cost [4],[33] 2,644                  
Fair Value [4],[33] $ 2,663                  
Investment, Identifier [Axis]: Kene Acquisition, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15] 5.25% 5.25% 5.25%              
Interest Rate [4],[15],[17] 10.57% 10.57% 10.57%              
Principal Amount or Par Value [4],[15],[18] $ 3,527                  
Cost [4],[15] 3,492                  
Fair Value [4],[15] 3,492                  
Investment, Identifier [Axis]: Kene Acquisition, Inc., First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 1,561                  
Cost [4],[5],[14] 0                  
Fair Value [4],[5],[14] 0                  
Investment, Identifier [Axis]: Kene Acquisition, Inc., First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 468                  
Cost [4],[5],[14] (5)                  
Fair Value [4],[5],[14] $ (5)                  
Investment, Identifier [Axis]: Knockout Intermediate Holdings I Inc., Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [4],[5],[21],[47] 10.75% 10.75% 10.75%              
Interest Rate [4],[5],[17],[47] 16.07% 16.07% 16.07%              
Cost [4],[5],[47] $ 17,844                  
Fair Value [4],[5],[47] $ 18,028                  
Investment, Identifier [Axis]: Knockout Intermediate Holdings I Inc.,Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [7],[8],[22],[48]       11.75% 11.75% 11.75%        
Interest Rate [7],[8],[11],[48]       11.75% 11.75% 11.75%        
Cost [7],[8],[48]       $ 16,837            
Fair Value [7],[8],[48]       $ 17,019            
Investment, Identifier [Axis]: MED Parentco, LP, Second lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [19] 8.25% 8.25% 8.25%              
Interest Rate [17],[19] 13.69% 13.69% 13.69%              
Principal Amount or Par Value [18],[19] $ 20,857                  
Cost [19] 20,774                  
Fair Value [19] 20,857                  
Investment, Identifier [Axis]: MED Parentco, LP, Second lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[16]       8.25% 8.25% 8.25%        
Interest Rate [7],[11],[16]       13.72% 13.72% 13.72%        
Principal Amount or Par Value [7],[12],[16]       $ 20,857            
Cost [7],[16]       20,769            
Fair Value [7],[16]       $ 20,119            
Investment, Identifier [Axis]: MRI Software LLC, First Lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[34]       5.50% 5.50% 5.50%        
Interest Rate [7],[11],[34]       10.95% 10.95% 10.95%        
Principal Amount or Par Value [7],[12],[34]       $ 21,655            
Cost [7],[34]       21,610            
Fair Value [7],[34]       $ 21,598            
Investment, Identifier [Axis]: MRI Software LLC, First Lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8]       5.50% 5.50% 5.50%        
Interest Rate [7],[8],[11]       10.95% 10.95% 10.95%        
Principal Amount or Par Value [7],[8],[12]       $ 7,670            
Cost [7],[8]       7,655            
Fair Value [7],[8]       $ 7,650            
Investment, Identifier [Axis]: MRI Software LLC, First Lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       5.50% 5.50% 5.50%        
Interest Rate [7],[10],[11]       10.95% 10.95% 10.95%        
Principal Amount or Par Value [7],[10],[12]       $ 4,568            
Cost [7],[10]       4,561            
Fair Value [7],[10]       $ 4,557            
Investment, Identifier [Axis]: MRI Software LLC, First Lien 4                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       5.50% 5.50% 5.50%        
Interest Rate [7],[10],[11]       10.95% 10.95% 10.95%        
Principal Amount or Par Value [7],[10],[12]       $ 3,140            
Cost [7],[10]       3,133            
Fair Value [7],[10]       $ 3,132            
Investment, Identifier [Axis]: MRI Software LLC, First Lien 5                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8]       5.50% 5.50% 5.50%        
Interest Rate [7],[8],[11]       10.95% 10.95% 10.95%        
Principal Amount or Par Value [7],[8],[12]       $ 801            
Cost [7],[8]       799            
Fair Value [7],[8]       800            
Investment, Identifier [Axis]: MRI Software LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9]       2,002            
Cost [7],[8],[9]       (10)            
Fair Value [7],[8],[9]       (5)            
Investment, Identifier [Axis]: MRI Software LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 2,002                  
Cost [4],[5],[14] (10)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: MRI Software LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[33] 5.50% 5.50% 5.50%              
Interest Rate [4],[17],[33] 10.90% 10.90% 10.90%              
Principal Amount or Par Value [4],[18],[33] $ 21,598                  
Cost [4],[33] 21,557                  
Fair Value [4],[33] $ 21,598                  
Investment, Identifier [Axis]: MRI Software LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5] 5.50% 5.50% 5.50%              
Interest Rate [4],[5],[17] 10.90% 10.90% 10.90%              
Principal Amount or Par Value [4],[5],[18] $ 7,650                  
Cost [4],[5] 7,637                  
Fair Value [4],[5] $ 7,650                  
Investment, Identifier [Axis]: MRI Software LLC, First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15] 5.50% 5.50% 5.50%              
Interest Rate [4],[15],[17] 10.90% 10.90% 10.90%              
Principal Amount or Par Value [4],[15],[18] $ 4,557                  
Cost [4],[15] 4,550                  
Fair Value [4],[15] $ 4,557                  
Investment, Identifier [Axis]: MRI Software LLC, First lien 4                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15] 5.50% 5.50% 5.50%              
Interest Rate [4],[15],[17] 10.90% 10.90% 10.90%              
Principal Amount or Par Value [4],[15],[18] $ 3,132                  
Cost [4],[15] 3,125                  
Fair Value [4],[15] $ 3,132                  
Investment, Identifier [Axis]: MRI Software LLC, First lien 5                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5] 5.50% 5.50% 5.50%              
Interest Rate [4],[5],[17] 10.90% 10.90% 10.90%              
Principal Amount or Par Value [4],[5],[18] $ 799                  
Cost [4],[5] 797                  
Fair Value [4],[5] 799                  
Investment, Identifier [Axis]: NHME Holdings Corp., Ordinary shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 4,000 [4],[5],[49]     4,000 [7],[8]            
Fair Value 0 [4],[5],[49]     0 [7],[8]            
Investment, Identifier [Axis]: NHME Holdings Corp., Warrants                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 1,000 [4],[5],[49]     1,000 [7],[8]            
Fair Value 0 [4],[5],[49]     0 [7],[8]            
Investment, Identifier [Axis]: NM APP Canada Corp., Membership interest                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 0 [4],[30],[50]     0 [7],[51]            
Fair Value 0 [4],[30],[50]     7 [7],[51]            
Investment, Identifier [Axis]: NM CLFX LP, Membership interest                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 12,279 [4],[50]     12,278 [7],[51]            
Fair Value 11,265 [4],[50]     11,731 [7],[51]            
Investment, Identifier [Axis]: NM GP Holdco, LLC, Membership interest                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 861 [4],[30],[50]     861 [7],[51]            
Fair Value 1,100 [4],[30],[50]     1,048 [7],[51]            
Investment, Identifier [Axis]: NM NL Holdings, L.P., Membership interest                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 76,371 [4],[30],[50]     76,371 [7],[51]            
Fair Value 100,832 [4],[30],[50]     96,071 [7],[51]            
Investment, Identifier [Axis]: NM YI, LLC, Membership interest                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 6,272 [4],[50]     6,272 [7],[51]            
Fair Value $ 9,650 [4],[50]     $ 9,550 [7],[51]            
Investment, Identifier [Axis]: NMC Crimson Holdings, Inc., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       6.09% 6.09% 6.09%        
Interest Rate [7],[8],[9],[11]       11.62% 11.62% 11.62%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 5,012            
Cost [7],[8],[9]       4,992            
Fair Value [7],[8],[9]       $ 4,979            
Investment, Identifier [Axis]: NMC Crimson Holdings, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.09% [4],[19] 6.09% [4],[19] 6.09% [4],[19] 6.09% [7],[16] 6.09% [7],[16] 6.09% [7],[16]        
Interest Rate 11.57% [4],[17],[19] 11.57% [4],[17],[19] 11.57% [4],[17],[19] 11.64% [7],[11],[16] 11.64% [7],[11],[16] 11.64% [7],[11],[16]        
Principal Amount or Par Value $ 19,259 [4],[18],[19]     $ 19,259 [7],[12],[16]            
Cost 19,076 [4],[19]     19,067 [7],[16]            
Fair Value $ 19,259 [4],[19]     $ 19,133 [7],[16]            
Investment, Identifier [Axis]: NMC Crimson Holdings, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.09% [4],[5] 6.09% [4],[5] 6.09% [4],[5] 6.09% [7],[10] 6.09% [7],[10] 6.09% [7],[10]        
Interest Rate 11.57% [4],[5],[17] 11.57% [4],[5],[17] 11.57% [4],[5],[17] 11.64% [7],[10],[11] 11.64% [7],[10],[11] 11.64% [7],[10],[11]        
Principal Amount or Par Value $ 5,012 [4],[5],[18]     $ 4,913 [7],[10],[12]            
Cost 4,994 [4],[5]     4,864 [7],[10]            
Fair Value $ 5,012 [4],[5]     4,881 [7],[10]            
Investment, Identifier [Axis]: NMC Crimson Holdings, Inc., First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15] 6.09% 6.09% 6.09%              
Interest Rate [4],[15],[17] 11.57% 11.57% 11.57%              
Principal Amount or Par Value [4],[15],[18] $ 4,913                  
Cost [4],[15] 4,866                  
Fair Value [4],[15] 4,913                  
Investment, Identifier [Axis]: NMFC Senior Loan Program III LLC, Membership interest                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 140,000 [4],[5],[30]     140,000 [7],[8]            
Fair Value 140,000 [4],[5],[30]     140,000 [7],[8]            
Investment, Identifier [Axis]: NMFC Senior Loan Program IV LLC, Membership interest                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 112,400 [4],[5],[30]     112,400 [7],[8]            
Fair Value $ 112,400 [4],[5],[30]     $ 112,400 [7],[8]            
Investment, Identifier [Axis]: National HME, Inc., Second lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 5.00% [4],[5],[21],[25] 5.00% [4],[5],[21],[25] 5.00% [4],[5],[21],[25] 5.00% [7],[8],[22] 5.00% [7],[8],[22] 5.00% [7],[8],[22]        
Interest Rate 10.59% [4],[5],[17] 10.59% [4],[5],[17] 10.59% [4],[5],[17] 10.66% [7],[8],[11] 10.66% [7],[8],[11] 10.66% [7],[8],[11]        
Principal Amount or Par Value $ 8,281 [4],[5],[18]     $ 8,281 [7],[8],[12]            
Cost 7,872 [4],[5]     7,872 [7],[8]            
Fair Value $ 3,000 [4],[5]     $ 3,000 [7],[8]            
Investment, Identifier [Axis]: National HME, Inc., Second lien, Tranche A Term Loan                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% 5.00% 5.00% 5.00% 5.00% 5.00%        
Investment, Identifier [Axis]: National HME, Inc., Second lien, Tranche B Term Loan                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.00% 6.00% 6.00% 6.00% 6.00% 6.00%        
Investment, Identifier [Axis]: Ncontracts, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.50% [4],[15] 6.50% [4],[15] 6.50% [4],[15] 6.50% [10] 6.50% [10] 6.50% [10]        
Interest Rate 11.80% [4],[15],[17] 11.80% [4],[15],[17] 11.80% [4],[15],[17] 11.80% [10],[11] 11.80% [10],[11] 11.80% [10],[11]        
Principal Amount or Par Value $ 8,372 [4],[15],[18]     $ 8,372 [10],[12]            
Cost 8,271 [4],[15]     8,268 [10]            
Fair Value $ 8,267 [4],[15]     8,267 [10]            
Investment, Identifier [Axis]: Ncontracts, LLC, First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5],[14] 6.50% 6.50% 6.50%              
Interest Rate [4],[5],[14],[17] 11.82% 11.82% 11.82%              
Principal Amount or Par Value [4],[5],[14],[18] $ 77                  
Cost [4],[5],[14] 76                  
Fair Value [4],[5],[14] 76                  
Investment, Identifier [Axis]: Ncontracts, LLC, First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 696 [4],[5],[14],[18]     773 [8],[9]            
Cost (9) [4],[5],[14]     0 [8],[9]            
Fair Value (9) [4],[5],[14]     0 [8],[9]            
Investment, Identifier [Axis]: Ncontracts, LLC, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 773 [4],[5],[14],[18]     773 [8],[9]            
Cost 0 [4],[5],[14]     (10) [8],[9]            
Fair Value (10) [4],[5],[14]     $ (10) [8],[9]            
Investment, Identifier [Axis]: Nelipak Holding Company First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 17,964                  
Investment, Identifier [Axis]: Nelipak Holding Company First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 6,917                  
Investment, Identifier [Axis]: Nelipak Holding Company First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 1,290                  
Investment, Identifier [Axis]: Nelipak Holding Company, First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [5],[14],[18] 3,501 € 6,411 [52]                
Cost [5],[14] 0 0 [52]                
Fair Value [5],[14] 0 0 [52]                
Investment, Identifier [Axis]: Nelipak Holding Company, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value | € [5],[14],[18],[52]   1,196                
Cost | € [5],[14],[52]   (10)                
Fair Value | € [5],[14],[52]   € (9)                
Investment, Identifier [Axis]: Nelipak Holding Company, First lien - Undrawn 4                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [5],[14],[18] 2,613                  
Cost [5],[14] (20)                  
Fair Value [5],[14] $ (20)                  
Investment, Identifier [Axis]: Nelipak Holding Company, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [5],[52] 5.50% 5.50% 5.50%              
Interest Rate [5],[17],[52] 9.40% 9.40% 9.40%              
Principal Amount or Par Value | € [5],[18],[52]   € 16,648                
Cost [5],[52] $ 17,897                  
Fair Value [5],[52] $ 17,829                  
Investment, Identifier [Axis]: Nelipak Holding Company, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [15] 5.50% 5.50% 5.50%              
Interest Rate [15],[17] 10.81% 10.81% 10.81%              
Principal Amount or Par Value [15],[18] $ 9,092                  
Cost [15] 9,023                  
Fair Value [15] $ 9,023                  
Investment, Identifier [Axis]: New Benevis Holdco, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 9.50% [4],[15],[21] 9.50% [4],[15],[21] 9.50% [4],[15],[21] 9.50% [7],[10] 9.50% [7],[10] 9.50% [7],[10]        
Interest Rate 14.94% [4],[15],[17] 14.94% [4],[15],[17] 14.94% [4],[15],[17] 14.96% [7],[10],[11] 14.96% [7],[10],[11] 14.96% [7],[10],[11]        
Principal Amount or Par Value $ 42,812 [4],[15],[18]     $ 41,731 [7],[10],[12]            
Cost 42,812 [4],[15]     41,731 [7],[10]            
Fair Value $ 42,812 [4],[15]     $ 41,731 [7],[10]            
Investment, Identifier [Axis]: New Benevis Holdco, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 9.50% [4],[5],[21] 9.50% [4],[5],[21] 9.50% [4],[5],[21] 9.50% [7],[8] 9.50% [7],[8] 9.50% [7],[8]        
Interest Rate 14.94% [4],[5],[17] 14.94% [4],[5],[17] 14.94% [4],[5],[17] 14.96% [7],[8],[11] 14.96% [7],[8],[11] 14.96% [7],[8],[11]        
Principal Amount or Par Value $ 20,393 [4],[5],[18]     $ 19,798 [7],[8],[12]            
Cost 20,393 [4],[5]     19,798 [7],[8]            
Fair Value $ 20,393 [4],[5]     $ 19,798 [7],[8]            
Investment, Identifier [Axis]: New Benevis Holdco, Inc., First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 9.50% [4],[19],[21] 9.50% [4],[19],[21] 9.50% [4],[19],[21] 9.50% [7],[16] 9.50% [7],[16] 9.50% [7],[16]        
Interest Rate 14.94% [4],[17],[19] 14.94% [4],[17],[19] 14.94% [4],[17],[19] 14.96% [7],[11],[16] 14.96% [7],[11],[16] 14.96% [7],[11],[16]        
Principal Amount or Par Value $ 10,504 [4],[18],[19]     $ 10,239 [7],[12],[16]            
Cost 10,504 [4],[19]     10,239 [7],[16]            
Fair Value $ 10,504 [4],[19]     $ 10,239 [7],[16]            
Investment, Identifier [Axis]: New Benevis Holdco, Inc., Subordinated                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 12.00% [4],[5],[21] 12.00% [4],[5],[21] 12.00% [4],[5],[21] 12.00% [7],[8] 12.00% [7],[8] 12.00% [7],[8]        
Interest Rate 12.00% [4],[5],[17] 12.00% [4],[5],[17] 12.00% [4],[5],[17] 12.00% [7],[8],[11] 12.00% [7],[8],[11] 12.00% [7],[8],[11]        
Principal Amount or Par Value $ 21,738 [4],[5],[18]     $ 21,092 [7],[8],[12]            
Cost 20,546 [4],[5]     19,801 [7],[8]            
Fair Value 17,391 [4],[5]     16,874 [7],[8]            
Investment, Identifier [Axis]: New Benevis Topco, LLC, Ordinary shares 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 27,155 [4],[15]     27,154 [7],[10]            
Fair Value 28,232 [4],[15]     31,838 [7],[10]            
Investment, Identifier [Axis]: New Benevis Topco, LLC, Ordinary shares 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 6,662 [4],[19]     6,662 [7],[16]            
Fair Value 6,927 [4],[19]     7,812 [7],[16]            
Investment, Identifier [Axis]: New Benevis Topco, LLC, Ordinary shares 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 6,105 [4],[5]     6,108 [7],[8]            
Fair Value 6,304 [4],[5]     7,109 [7],[8]            
Investment, Identifier [Axis]: New Permian Holdco, Inc., Ordinary shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 11,155 [4],[5]     11,155 [7],[8]            
Fair Value $ 26,000 [4],[5]     $ 26,000 [7],[8]            
Investment, Identifier [Axis]: New Permian Holdco, L.L.C., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 9.00% [4],[5] 9.00% [4],[5] 9.00% [4],[5] 9.00% [7],[8] 9.00% [7],[8] 9.00% [7],[8]        
Interest Rate 14.56% [4],[5],[17] 14.56% [4],[5],[17] 14.56% [4],[5],[17] 14.61% [7],[8],[11] 14.61% [7],[8],[11] 14.61% [7],[8],[11]        
Principal Amount or Par Value $ 23,336 [4],[5],[18]     $ 23,336 [7],[8],[12]            
Cost 23,336 [4],[5]     23,336 [7],[8]            
Fair Value $ 23,336 [4],[5]     $ 23,335 [7],[8]            
Investment, Identifier [Axis]: New Permian Holdco, L.L.C., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 6.00% [4],[5],[14] 6.00% [4],[5],[14] 6.00% [4],[5],[14] 6.00% [7],[8],[9] 6.00% [7],[8],[9] 6.00% [7],[8],[9]        
Interest Rate 11.56% [4],[5],[14],[17] 11.56% [4],[5],[14],[17] 11.56% [4],[5],[14],[17] 11.61% [7],[8],[9],[11] 11.61% [7],[8],[9],[11] 11.61% [7],[8],[9],[11]        
Principal Amount or Par Value $ 15,905 [4],[5],[14],[18]     $ 13,835 [7],[8],[9],[12]            
Cost 15,905 [4],[5],[14]     13,835 [7],[8],[9]            
Fair Value 15,905 [4],[5],[14]     13,835 [7],[8],[9]            
Investment, Identifier [Axis]: New Permian Holdco, L.L.C., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 5,989 [4],[5],[14],[18]     8,060 [7],[8],[9],[12]            
Cost 0 [4],[5],[14]     0 [7],[8],[9]            
Fair Value $ 0 [4],[5],[14]     $ 0 [7],[8],[9]            
Investment, Identifier [Axis]: New Trojan Parent, Inc., Second lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       7.25% 7.25% 7.25%        
Interest Rate [7],[10],[11]       12.72% 12.72% 12.72%        
Principal Amount or Par Value [7],[10],[12]       $ 26,762            
Cost [7],[10]       26,663            
Fair Value [7],[10]       $ 1,421            
Investment, Identifier [Axis]: New Trojan Parent, Inc., Second lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [15],[21],[25] 9.25% 9.25% 9.25%              
Interest Rate [15],[17] 14.69% 14.69% 14.69%              
Principal Amount or Par Value [15],[18] $ 26,762                  
Cost [15] 26,663                  
Fair Value [15] $ 335                  
Investment, Identifier [Axis]: New Trojan Parent, Inc., Second lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [5],[21],[25] 9.25% 9.25% 9.25%              
Interest Rate [5],[17] 14.69% 14.69% 14.69%              
Principal Amount or Par Value [5],[18] $ 9,162                  
Cost [5] 115                  
Fair Value [5] 115                  
Investment, Identifier [Axis]: New Trojan Parent, Inc., Second lien term loan                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 26,778                  
Fair Value $ 450                  
Investment, Identifier [Axis]: Next Holdco, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.00% [4],[15] 6.00% [4],[15] 6.00% [4],[15] 6.00% [7],[10] 6.00% [7],[10] 6.00% [7],[10]        
Interest Rate 11.32% [4],[15],[17] 11.32% [4],[15],[17] 11.32% [4],[15],[17] 11.37% [7],[10],[11] 11.37% [7],[10],[11] 11.37% [7],[10],[11]        
Principal Amount or Par Value $ 3,520 [4],[15],[18]     $ 3,520 [7],[10],[12]            
Cost 3,495 [4],[15]     3,494 [7],[10]            
Fair Value 3,494 [4],[15]     3,494 [7],[10]            
Investment, Identifier [Axis]: Next Holdco, LLC, First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 903 [4],[5],[14]     903 [7],[8],[9]            
Cost 0 [4],[5],[14]     0 [7],[8],[9]            
Fair Value 0 [4],[5],[14]     0 [7],[8],[9]            
Investment, Identifier [Axis]: Next Holdco, LLC, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 339 [4],[5],[14]     339 [7],[8],[9]            
Cost (3) [4],[5],[14]     (3) [7],[8],[9]            
Fair Value $ (3) [4],[5],[14]     $ (3) [7],[8],[9]            
Investment, Identifier [Axis]: Notorious Topco, LLC, First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5],[14] 6.75% 6.75% 6.75%              
Interest Rate [4],[5],[14],[17] 12.22% 12.22% 12.22%              
Principal Amount or Par Value [4],[5],[14],[18] $ 293                  
Cost [4],[5],[14] 291                  
Fair Value [4],[5],[14] 272                  
Investment, Identifier [Axis]: Notorious Topco, LLC, First lien - Drawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       6.75% 6.75% 6.75%        
Interest Rate [7],[8],[9],[11]       12.28% 12.28% 12.28%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 867            
Cost [7],[8],[9]       858            
Fair Value [7],[8],[9]       $ 803            
Investment, Identifier [Axis]: Notorious Topco, LLC, First lien - Drawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       6.75% 6.75% 6.75%        
Interest Rate [7],[8],[9],[11]       12.28% 12.28% 12.28%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 59            
Cost [7],[8],[9]       59            
Fair Value [7],[8],[9]       55            
Investment, Identifier [Axis]: Notorious Topco, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 587 [4],[5],[14],[18]     822 [7],[8],[9]            
Cost (4) [4],[5],[14]     (6) [7],[8],[9]            
Fair Value $ (42) [4],[5],[14]     $ (61) [7],[8],[9]            
Investment, Identifier [Axis]: Notorious Topco, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.75% [4],[19] 6.75% [4],[19] 6.75% [4],[19] 6.75% [7],[16] 6.75% [7],[16] 6.75% [7],[16]        
Interest Rate 12.21% [4],[17],[19] 12.21% [4],[17],[19] 12.21% [4],[17],[19] 12.28% [7],[11],[16] 12.28% [7],[11],[16] 12.28% [7],[11],[16]        
Principal Amount or Par Value $ 9,924 [4],[18],[19]     $ 9,950 [7],[12],[16]            
Cost 9,874 [4],[19]     9,896 [7],[16]            
Fair Value $ 9,207 [4],[19]     $ 9,215 [7],[16]            
Investment, Identifier [Axis]: Notorious Topco, LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.75% [4],[19] 6.75% [4],[19] 6.75% [4],[19] 6.75% [7],[16] 6.75% [7],[16] 6.75% [7],[16]        
Interest Rate 12.21% [4],[17],[19] 12.21% [4],[17],[19] 12.21% [4],[17],[19] 12.28% [7],[11],[16] 12.28% [7],[11],[16] 12.28% [7],[11],[16]        
Principal Amount or Par Value $ 9,800 [4],[18],[19]     $ 9,825 [7],[12],[16]            
Cost 9,747 [4],[19]     9,769 [7],[16]            
Fair Value $ 9,091 [4],[19]     9,100 [7],[16]            
Investment, Identifier [Axis]: Notorious Topco, LLC, First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5] 6.75% 6.75% 6.75%              
Interest Rate [4],[5],[17] 12.21% 12.21% 12.21%              
Principal Amount or Par Value [4],[5],[18] $ 865                  
Cost [4],[5] 856                  
Fair Value [4],[5] $ 802                  
Investment, Identifier [Axis]: OA Buyer, Inc., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5],[14] 5.50% 5.50% 5.50%              
Interest Rate [4],[5],[14],[17] 10.83% 10.83% 10.83%              
Principal Amount or Par Value [4],[5],[14],[18] $ 480                  
Cost [4],[5],[14] 475                  
Fair Value [4],[5],[14] 480                  
Investment, Identifier [Axis]: OA Buyer, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 3,120 [4],[5],[14],[53]     3,600 [7],[8],[9]            
Cost (31) [4],[5],[14],[53]     (36) [7],[8],[9]            
Fair Value $ 0 [4],[5],[14],[53]     $ 0 [7],[8],[9]            
Investment, Identifier [Axis]: OA Buyer, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[15] 5.50% [4],[15] 5.50% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.83% [4],[15],[17] 10.83% [4],[15],[17] 10.83% [4],[15],[17] 10.86% [7],[10],[11] 10.86% [7],[10],[11] 10.86% [7],[10],[11]        
Principal Amount or Par Value $ 27,637 [4],[15],[18]     $ 27,707 [7],[10],[12]            
Cost 27,432 [4],[15]     27,493 [7],[10]            
Fair Value $ 27,637 [4],[15]     $ 27,707 [7],[10]            
Investment, Identifier [Axis]: OA Buyer, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[15] 5.50% [4],[15] 5.50% [4],[15] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.83% [4],[15],[17] 10.83% [4],[15],[17] 10.83% [4],[15],[17] 10.86% [7],[10],[11] 10.86% [7],[10],[11] 10.86% [7],[10],[11]        
Principal Amount or Par Value $ 1,749 [4],[15],[18]     $ 1,754 [7],[10],[12]            
Cost 1,736 [4],[15]     1,740 [7],[10]            
Fair Value 1,749 [4],[15]     1,754 [7],[10]            
Investment, Identifier [Axis]: OA Topco, L.P., Ordinary shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 2,000 [4],[5],[53]     2,000 [7],[8],[54]            
Fair Value $ 3,620 [4],[5],[53]     $ 3,343 [7],[8],[54]            
Investment, Identifier [Axis]: OEC Holdco, LLC, Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [7],[22],[55],[56]       11.00% 11.00% 11.00%        
Interest Rate [7],[11],[55],[56]       11.00% 11.00% 11.00%        
Cost [7],[55],[56]       $ 8,431            
Fair Value [7],[55],[56]       $ 8,115            
Investment, Identifier [Axis]: OEC Holdco, LLC, Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [21],[57],[58] 11.00% 11.00% 11.00%              
Interest Rate [17],[57],[58] 11.00% 11.00% 11.00%              
Cost [57],[58] $ 8,906                  
Fair Value [57],[58] $ 8,978                  
Investment, Identifier [Axis]: OEConnection LLC, Second lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 7.00% [15] 7.00% [15] 7.00% [15] 7.00% [7],[10] 7.00% [7],[10] 7.00% [7],[10]        
Interest Rate 12.43% [15],[17] 12.43% [15],[17] 12.43% [15],[17] 12.46% [7],[10],[11] 12.46% [7],[10],[11] 12.46% [7],[10],[11]        
Principal Amount or Par Value $ 23,406 [15],[18]     $ 23,406 [7],[10],[12]            
Cost 23,248 [15]     23,239 [7],[10]            
Fair Value $ 23,406 [15]     $ 23,406 [7],[10]            
Investment, Identifier [Axis]: OEConnection LLC, Second lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 7.00% [15] 7.00% [15] 7.00% [15] 7.00% [7],[10] 7.00% [7],[10] 7.00% [7],[10]        
Interest Rate 12.43% [15],[17] 12.43% [15],[17] 12.43% [15],[17] 12.46% [7],[10],[11] 12.46% [7],[10],[11] 12.46% [7],[10],[11]        
Principal Amount or Par Value $ 12,044 [15],[18]     $ 12,044 [7],[10],[12]            
Cost 11,980 [15]     11,977 [7],[10]            
Fair Value 12,044 [15]     12,044 [7],[10]            
Investment, Identifier [Axis]: Oranje Holdco, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 1,860 [4],[5],[14],[18]     1,860 [7],[8],[9],[12]            
Cost (23) [4],[5],[14]     (23) [7],[8],[9]            
Fair Value $ 0 [4],[5],[14]     $ 0 [7],[8],[9]            
Investment, Identifier [Axis]: Oranje Holdco, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 7.50% [4],[19] 7.50% [4],[19] 7.50% [4],[19] 7.50% [7],[16] 7.50% [7],[16] 7.50% [7],[16]        
Interest Rate 12.81% [4],[17],[19] 12.81% [4],[17],[19] 12.81% [4],[17],[19] 12.88% [7],[11],[16] 12.88% [7],[11],[16] 12.88% [7],[11],[16]        
Principal Amount or Par Value $ 7,440 [4],[18],[19]     $ 7,440 [7],[12],[16]            
Cost 7,360 [4],[19]     7,357 [7],[16]            
Fair Value $ 7,440 [4],[19]     $ 7,440 [7],[16]            
Investment, Identifier [Axis]: Oranje Holdco, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 7.50% [4],[15] 7.50% [4],[15] 7.50% [4],[15] 7.50% [7],[10] 7.50% [7],[10] 7.50% [7],[10]        
Interest Rate 12.81% [4],[15],[17] 12.81% [4],[15],[17] 12.81% [4],[15],[17] 12.88% [7],[10],[11] 12.88% [7],[10],[11] 12.88% [7],[10],[11]        
Principal Amount or Par Value $ 7,440 [4],[15],[18]     $ 7,440 [7],[10],[12]            
Cost 7,360 [4],[15]     7,357 [7],[10]            
Fair Value $ 7,440 [4],[15]     $ 7,440 [7],[10]            
Investment, Identifier [Axis]: PDI TA Holdings, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[20] 5.50% 5.50% 5.50%              
Interest Rate [4],[17],[20] 10.83% 10.83% 10.83%              
Principal Amount or Par Value [4],[18],[20] $ 16,300                  
Cost [4],[20] 16,220                  
Fair Value [4],[20] 16,219                  
Investment, Identifier [Axis]: PDI TA Holdings, Inc., First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[14],[18],[20] 6,177                  
Cost [4],[14],[20] 0                  
Fair Value [4],[14],[20] 0                  
Investment, Identifier [Axis]: PDI TA Holdings, Inc., First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 1,830                  
Cost [4],[5],[14] (9)                  
Fair Value [4],[5],[14] $ (9)                  
Investment, Identifier [Axis]: PPV Intermediate Holdings, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[20] 5.75% [4],[20] 5.75% [4],[20] 5.75% [7],[13] 5.75% [7],[13] 5.75% [7],[13]        
Interest Rate 11.09% [4],[17],[20] 11.09% [4],[17],[20] 11.09% [4],[17],[20] 11.14% [7],[11],[13] 11.14% [7],[11],[13] 11.14% [7],[11],[13]        
Principal Amount or Par Value $ 7,514 [4],[18],[20]     $ 7,514 [7],[12],[13]            
Cost 7,451 [4],[20]     7,449 [7],[13]            
Fair Value 7,514 [4],[20]     7,514 [7],[13]            
Investment, Identifier [Axis]: PPV Intermediate Holdings, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       486            
Cost [7],[8],[9]       (5)            
Fair Value [7],[8],[9]       0            
Investment, Identifier [Axis]: PPV Intermediate Holdings, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 486                  
Cost [4],[5],[14] (5)                  
Fair Value [4],[5],[14] 0                  
Investment, Identifier [Axis]: PPVA Black Elk (Equity) LLC, Subordinated                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 14,500 [4],[5],[18]                 $ 20,000
Cost 14,500 [4],[5]     14,500            
Fair Value $ 7,975 [4],[5]     $ 7,975            
Investment, Identifier [Axis]: PPVA Black Elk (Equity) LLC, Subordinated                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8]       0.00% 0.00% 0.00%        
Interest Rate [7],[8],[11]       0.00% 0.00% 0.00%        
Principal Amount or Par Value [7],[8],[12]       $ 14,500            
Cost [7],[8]       14,500            
Fair Value [7],[8]       $ 7,975            
Investment, Identifier [Axis]: PPVA Fund, L.P., Collateralized Financing                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 0.00% [25],[59] 0.00% [25],[59] 0.00% [25],[59] 0.00% [26],[60] 0.00% [26],[60] 0.00% [26],[60]        
Interest Rate 0.00% [17],[25],[59] 0.00% [17],[25],[59] 0.00% [17],[25],[59] 0.00% [11],[26],[60] 0.00% [11],[26],[60] 0.00% [11],[26],[60]        
Principal Amount or Par Value $ 0 [18],[25],[59]     $ 0 [12],[26],[60]            
Cost 0 [25],[59]     0 [26],[60]            
Fair Value $ 0 [25],[59]     $ 0 [26],[60]            
Investment, Identifier [Axis]: Permian Trust, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 10.00% [4],[21],[25],[61] 10.00% [4],[21],[25],[61] 10.00% [4],[21],[25],[61] 10.00% [7],[62] 10.00% [7],[62] 10.00% [7],[62]        
Interest Rate 10.00% [4],[17],[61] 10.00% [4],[17],[61] 10.00% [4],[17],[61] 10.00% [7],[11],[62] 10.00% [7],[11],[62] 10.00% [7],[11],[62]        
Principal Amount or Par Value $ 247 [4],[18],[61]     $ 247 [7],[12],[62]            
Cost 0 [4],[61]     0 [7],[62]            
Fair Value $ 0 [4],[61]     $ 0 [7],[62]            
Investment, Identifier [Axis]: Permian Trust, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 10.00% [4],[5],[21],[25] 10.00% [4],[5],[21],[25] 10.00% [4],[5],[21],[25] 10.00% [7],[8] 10.00% [7],[8] 10.00% [7],[8]        
Interest Rate 11.00% [4],[5],[17] 11.00% [4],[5],[17] 11.00% [4],[5],[17] 11.00% [7],[8],[11] 11.00% [7],[8],[11] 11.00% [7],[8],[11]        
Principal Amount or Par Value $ 3,409 [4],[5],[18]     $ 3,409 [7],[8],[12]            
Cost 0 [4],[5]     0 [7],[8]            
Fair Value 0 [4],[5]     $ 0 [7],[8]            
Investment, Identifier [Axis]: PetVet Care Centers, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [10]       6.00% 6.00% 6.00%        
Interest Rate [10],[11]       11.36% 11.36% 11.36%        
Principal Amount or Par Value [10],[12]       $ 28,430            
Cost [10]       28,148            
Fair Value [10]       28,439            
Investment, Identifier [Axis]: PetVet Care Centers, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14] 3,708                  
Cost [4],[5],[14] 0                  
Fair Value [4],[5],[14] 0                  
Investment, Identifier [Axis]: PetVet Care Centers, LLC, First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [8],[9],[12]       3,708            
Cost [8],[9]       0            
Fair Value [8],[9]       1            
Investment, Identifier [Axis]: PetVet Care Centers, LLC, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 3,708 [4],[5],[14]     3,708 [8],[9],[12]            
Cost (37) [4],[5],[14]     (37) [8],[9]            
Fair Value $ 0 [4],[5],[14]     0 [8],[9]            
Investment, Identifier [Axis]: PetVet Care Centers, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15] 6.00% 6.00% 6.00%              
Interest Rate [4],[15],[17] 11.33% 11.33% 11.33%              
Principal Amount or Par Value [4],[15],[18] $ 28,359                  
Cost [4],[15] 28,084                  
Fair Value [4],[15] 28,359                  
Investment, Identifier [Axis]: Pioneer Buyer I, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 3,284 [4],[5],[14],[18],[63]     2,446 [7],[8],[9],[12]            
Cost (26) [4],[5],[14],[63]     (24) [7],[8],[9]            
Fair Value $ 0 [4],[5],[14],[63]     $ 0 [7],[8],[9]            
Investment, Identifier [Axis]: Pioneer Buyer I, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 7.00% [4],[19],[21] 7.00% [4],[19],[21] 7.00% [4],[19],[21] 7.00% [7],[16],[22] 7.00% [7],[16],[22] 7.00% [7],[16],[22]        
Interest Rate 12.31% [4],[17],[19] 12.31% [4],[17],[19] 12.31% [4],[17],[19] 12.35% [7],[11],[16] 12.35% [7],[11],[16] 12.35% [7],[11],[16]        
Principal Amount or Par Value $ 17,321 [4],[18],[19]     $ 16,802 [7],[12],[16]            
Cost 17,222 [4],[19]     16,700 [7],[16]            
Fair Value $ 17,321 [4],[19]     $ 16,802 [7],[16]            
Investment, Identifier [Axis]: Pioneer Buyer I, LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 7.00% [4],[5],[21] 7.00% [4],[5],[21] 7.00% [4],[5],[21] 7.00% [7],[16],[22] 7.00% [7],[16],[22] 7.00% [7],[16],[22]        
Interest Rate 12.31% [4],[5],[17] 12.31% [4],[5],[17] 12.31% [4],[5],[17] 12.35% [7],[11],[16] 12.35% [7],[11],[16] 12.35% [7],[11],[16]        
Principal Amount or Par Value $ 5,768 [4],[5],[18]     $ 2,303 [7],[12],[16]            
Cost 5,761 [4],[5]     2,287 [7],[16]            
Fair Value $ 5,768 [4],[5]     2,303 [7],[16]            
Investment, Identifier [Axis]: Pioneer Buyer I, LLC, First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [4],[19],[21] 7.00% 7.00% 7.00%              
Interest Rate [4],[17],[19] 12.31% 12.31% 12.31%              
Principal Amount or Par Value [4],[18],[19] $ 2,374                  
Cost [4],[19] 2,359                  
Fair Value [4],[19] 2,374                  
Investment, Identifier [Axis]: Pioneer Topco I, L.P. , Ordinary shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost [64]       2,000            
Fair Value [64]       $ 1,796            
Investment, Identifier [Axis]: Pioneer Topco I, L.P., Ordinary shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost [4],[5],[63] 2,000                  
Fair Value [4],[5],[63] $ 1,959                  
Investment, Identifier [Axis]: Power Grid Holdings, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[13]       4.75% 4.75% 4.75%        
Interest Rate [7],[11],[13]       10.14% 10.14% 10.14%        
Principal Amount or Par Value [7],[12],[13]       $ 18,193            
Cost [7],[13]       18,013            
Fair Value [7],[13]       $ 18,011            
Investment, Identifier [Axis]: Power Grid Holdings, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[20] 4.75% 4.75% 4.75%              
Interest Rate [4],[17],[20] 10.09% 10.09% 10.09%              
Principal Amount or Par Value [4],[18],[20] $ 18,193                  
Cost [4],[20] 18,018                  
Fair Value [4],[20] $ 18,011                  
Investment, Identifier [Axis]: Power Grid Holdings, Inc., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       4.75% 4.75% 4.75%        
Interest Rate [7],[8],[9],[11]       10.12% 10.12% 10.12%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 214            
Cost [7],[8],[9]       212            
Fair Value [7],[8],[9]       212            
Investment, Identifier [Axis]: Power Grid Holdings, Inc., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5],[14] 4.75% 4.75% 4.75%              
Interest Rate [4],[5],[14],[17] 10.08% 10.08% 10.08%              
Principal Amount or Par Value [4],[5],[14],[18] $ 107                  
Cost [4],[5],[14] 106                  
Fair Value [4],[5],[14] 106                  
Investment, Identifier [Axis]: Power Grid Holdings, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 4,182 [4],[5],[14],[18]     4,075 [7],[8],[9]            
Cost (42) [4],[5],[14]     (41) [7],[8],[9]            
Fair Value $ (42) [4],[5],[14]     $ (41) [7],[8],[9]            
Investment, Identifier [Axis]: Project Accelerate Parent, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[33] 5.25% 5.25% 5.25%              
Interest Rate [4],[17],[33] 10.58% 10.58% 10.58%              
Principal Amount or Par Value [4],[18],[33] $ 10,572                  
Cost [4],[33] 10,520                  
Fair Value [4],[33] 10,518                  
Investment, Identifier [Axis]: Project Accelerate Parent, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 1,510                  
Cost [4],[5],[14] (8)                  
Fair Value [4],[5],[14] $ (8)                  
Investment, Identifier [Axis]: Project Essential Super Parent, Inc., Preferred shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 9.50% [4],[5],[21] 9.50% [4],[5],[21] 9.50% [4],[5],[21] 9.50% [7],[8],[22] 9.50% [7],[8],[22] 9.50% [7],[8],[22]        
Interest Rate 14.81% [4],[5],[17] 14.81% [4],[5],[17] 14.81% [4],[5],[17] 14.85% [7],[8],[11] 14.85% [7],[8],[11] 14.85% [7],[8],[11]        
Cost $ 14,276 [4],[5]     $ 13,754 [7],[8]            
Fair Value $ 12,480 [4],[5]     $ 12,382 [7],[8]            
Investment, Identifier [Axis]: Project Power Buyer, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 7.00% [4],[15] 7.00% [4],[15] 7.00% [4],[15] 7.00% [7],[10] 7.00% [7],[10] 7.00% [7],[10]        
Interest Rate 12.30% [4],[15],[17] 12.30% [4],[15],[17] 12.30% [4],[15],[17] 12.35% [7],[10],[11] 12.35% [7],[10],[11] 12.35% [7],[10],[11]        
Principal Amount or Par Value $ 3,544 [4],[15],[18]     $ 3,553 [7],[10],[12]            
Cost 3,508 [4],[15]     3,513 [7],[10]            
Fair Value 3,544 [4],[15]     3,553 [7],[10]            
Investment, Identifier [Axis]: Project Power Buyer, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       184            
Cost [7],[8],[9]       (3)            
Fair Value [7],[8],[9]       $ 0            
Investment, Identifier [Axis]: Project Power Buyer, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 184                  
Cost [4],[5],[14] (3)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: Pye-Barker Fire & Safety, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% [4],[19] 5.50% [4],[19] 5.50% [4],[19] 5.50% [7],[10] 5.50% [7],[10] 5.50% [7],[10]        
Interest Rate 10.96% [4],[17],[19] 10.96% [4],[17],[19] 10.96% [4],[17],[19] 11.00% [7],[10],[11] 11.00% [7],[10],[11] 11.00% [7],[10],[11]        
Principal Amount or Par Value $ 5,096 [4],[18],[19]     $ 5,109 [7],[10],[12]            
Cost 5,060 [4],[19]     5,071 [7],[10]            
Fair Value 5,096 [4],[19]     5,109 [7],[10]            
Investment, Identifier [Axis]: Pye-Barker Fire & Safety, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       1,161            
Cost [7],[8],[9]       (16)            
Fair Value [7],[8],[9]       $ 0            
Investment, Identifier [Axis]: Pye-Barker Fire & Safety, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 1,161                  
Cost [4],[5],[14] (16)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: Quartz Holding Company, Second lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8]       8.00% 8.00% 8.00%        
Interest Rate [7],[8],[11]       13.46% 13.46% 13.46%        
Principal Amount or Par Value [7],[8],[12]       $ 10,000            
Cost [7],[8]       9,900            
Fair Value [7],[8]       10,000            
Investment, Identifier [Axis]: RealPage, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [15] 6.50% 6.50% 6.50%              
Interest Rate [15],[17] 11.94% 11.94% 11.94%              
Principal Amount or Par Value [15],[18] $ 41,887                  
Cost [15] 41,674                  
Fair Value [15] 41,676                  
Investment, Identifier [Axis]: Recorded Future, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       2,981            
Cost [7],[8],[9]       (20)            
Fair Value [7],[8],[9]       $ 0            
Investment, Identifier [Axis]: Recorded Future, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 2,981                  
Cost [4],[5],[14] (20)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: Recorded Future, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% [4],[19] 5.25% [4],[19] 5.25% [4],[19] 5.25% [7],[16] 5.25% [7],[16] 5.25% [7],[16]        
Interest Rate 10.66% [4],[17],[19] 10.66% [4],[17],[19] 10.66% [4],[17],[19] 10.71% [7],[11],[16] 10.71% [7],[11],[16] 10.71% [7],[11],[16]        
Principal Amount or Par Value $ 24,158 [4],[18],[19]     $ 24,220 [7],[12],[16]            
Cost 24,096 [4],[19]     24,147 [7],[16]            
Fair Value $ 24,158 [4],[19]     $ 24,220 [7],[16]            
Investment, Identifier [Axis]: Recorded Future, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% [4],[15] 5.25% [4],[15] 5.25% [4],[15] 5.25% [7],[10] 5.25% [7],[10] 5.25% [7],[10]        
Interest Rate 10.66% [4],[15],[17] 10.66% [4],[15],[17] 10.66% [4],[15],[17] 10.71% [7],[10],[11] 10.71% [7],[10],[11] 10.71% [7],[10],[11]        
Principal Amount or Par Value $ 12,492 [4],[15],[18]     $ 12,524 [7],[10],[12]            
Cost 12,458 [4],[15]     12,484 [7],[10]            
Fair Value 12,492 [4],[15]     $ 12,524 [7],[10]            
Investment, Identifier [Axis]: Riskonnect Parent, LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [18] 6,349                  
Cost 0                  
Fair Value $ 0                  
Investment, Identifier [Axis]: Safety Borrower Holdings LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       5.25% 5.25% 5.25%        
Interest Rate [7],[10],[11]       10.87% 10.87% 10.87%        
Principal Amount or Par Value [7],[10],[12]       $ 6,904            
Cost [7],[10]       6,881            
Fair Value [7],[10]       $ 6,904            
Investment, Identifier [Axis]: Safety Borrower Holdings LLC, First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% [4],[5],[14] 4.25% [4],[5],[14] 4.25% [4],[5],[14] 4.25% [7],[8],[9] 4.25% [7],[8],[9] 4.25% [7],[8],[9]        
Interest Rate 12.75% [4],[5],[14],[17] 12.75% [4],[5],[14],[17] 12.75% [4],[5],[14],[17] 12.75% [7],[8],[9],[11] 12.75% [7],[8],[9],[11] 12.75% [7],[8],[9],[11]        
Principal Amount or Par Value $ 77 [4],[5],[14],[18]     $ 384 [7],[8],[9],[12]            
Cost 76 [4],[5],[14]     382 [7],[8],[9]            
Fair Value 77 [4],[5],[14]     384 [7],[8],[9]            
Investment, Identifier [Axis]: Safety Borrower Holdings LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       128            
Cost [7],[8],[9]       (1)            
Fair Value [7],[8],[9]       $ 0            
Investment, Identifier [Axis]: Safety Borrower Holdings LLC, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 435                  
Cost [4],[5],[14] (2)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: Safety Borrower Holdings LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15] 5.25% 5.25% 5.25%              
Interest Rate [4],[15],[17] 10.82% 10.82% 10.82%              
Principal Amount or Par Value [4],[15],[18] $ 7,523                  
Cost [4],[15] 7,497                  
Fair Value [4],[15] $ 7,523                  
Investment, Identifier [Axis]: Safety Borrower Holdings LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 5.25% 5.25% 5.25%              
Interest Rate [4],[17],[19] 10.82% 10.82% 10.82%              
Principal Amount or Par Value [4],[18],[19] $ 1,538                  
Cost [4],[19] 1,538                  
Fair Value [4],[19] $ 1,538                  
Investment, Identifier [Axis]: Sierra Enterprises, LLC, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [8],[22]       2.50% 2.50% 2.50%        
PIK [8],[22]       4.25% 4.25% 4.25%        
Interest Rate [8],[11]       12.13% 12.13% 12.13%        
Principal Amount or Par Value [8],[12]       $ 23,780            
Cost [8]       20,370            
Fair Value [8]       22,055            
Investment, Identifier [Axis]: Sierra Enterprises, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5],[21] 2.50% 2.50% 2.50%              
PIK [4],[5],[21] 4.25% 4.25% 4.25%              
Interest Rate [4],[5],[17] 12.06% 12.06% 12.06%              
Principal Amount or Par Value [4],[5],[18] $ 27,954                  
Cost [4],[5] 24,533                  
Fair Value [4],[5] 27,608                  
Investment, Identifier [Axis]: Sierra Hamilton Holdings Corporation, Ordinary shares 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 11,501 [4],[15]     11,500 [7],[8]            
Fair Value 1,799 [4],[15]     1,799 [7],[8]            
Investment, Identifier [Axis]: Sierra Hamilton Holdings Corporation, Ordinary shares 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 1,282 [4],[5]     1,282 [7],[8]            
Fair Value $ 201 [4],[5]     $ 201 [7],[8]            
Investment, Identifier [Axis]: Specialtycare, Inc., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% [4],[5],[14] 4.00% [4],[5],[14] 4.00% [4],[5],[14] 4.00% [7],[8],[9] 4.00% [7],[8],[9] 4.00% [7],[8],[9]        
Interest Rate 9.44% [4],[5],[14],[17] 9.44% [4],[5],[14],[17] 9.44% [4],[5],[14],[17] 9.46% [7],[8],[9],[11] 9.46% [7],[8],[9],[11] 9.46% [7],[8],[9],[11]        
Principal Amount or Par Value $ 101 [4],[5],[14],[18]     $ 78 [7],[8],[9],[12]            
Cost 99 [4],[5],[14]     77 [7],[8],[9]            
Fair Value 96 [4],[5],[14]     76 [7],[8],[9]            
Investment, Identifier [Axis]: Specialtycare, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 458 [4],[5],[14],[18]     481 [7],[8],[9]            
Cost (7) [4],[5],[14]     (7) [7],[8],[9]            
Fair Value $ (17) [4],[5],[14]     $ (17) [7],[8],[9]            
Investment, Identifier [Axis]: Specialtycare, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[15] 5.75% [4],[15] 5.75% [4],[15] 5.75% [7],[10] 5.75% [7],[10] 5.75% [7],[10]        
Interest Rate 11.34% [4],[15],[17] 11.34% [4],[15],[17] 11.34% [4],[15],[17] 11.41% [7],[10],[11] 11.41% [7],[10],[11] 11.41% [7],[10],[11]        
Principal Amount or Par Value $ 10,326 [4],[15],[18]     $ 10,352 [7],[10],[12]            
Cost 10,231 [4],[15]     10,253 [7],[10]            
Fair Value $ 9,949 [4],[15]     $ 9,938 [7],[10]            
Investment, Identifier [Axis]: Specialtycare, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[5] 5.75% [4],[5] 5.75% [4],[5] 5.75% [7],[8] 5.75% [7],[8] 5.75% [7],[8]        
Interest Rate 11.33% [4],[5],[17] 11.33% [4],[5],[17] 11.33% [4],[5],[17] 11.41% [7],[8],[11] 11.41% [7],[8],[11] 11.41% [7],[8],[11]        
Principal Amount or Par Value $ 78 [4],[5],[18]     $ 78 [7],[8],[12]            
Cost 76 [4],[5]     76 [7],[8]            
Fair Value 75 [4],[5]     $ 76 [7],[8]            
Investment, Identifier [Axis]: Sun Acquirer Corp., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[8],[9]       5.75% 5.75% 5.75%        
Interest Rate [7],[8],[9],[11]       11.22% 11.22% 11.22%        
Principal Amount or Par Value [7],[8],[9],[12]       $ 112            
Cost [7],[8],[9]       113            
Fair Value [7],[8],[9]       110            
Investment, Identifier [Axis]: Sun Acquirer Corp., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9]       447            
Cost [7],[8],[9]       (6)            
Fair Value [7],[8],[9]       $ (8)            
Investment, Identifier [Axis]: Sun Acquirer Corp., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 559                  
Cost [4],[5],[14] (5)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: Sun Acquirer Corp., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[15] 5.75% [4],[15] 5.75% [4],[15] 5.75% [7],[10] 5.75% [7],[10] 5.75% [7],[10]        
Interest Rate 11.19% [4],[15],[17] 11.19% [4],[15],[17] 11.19% [4],[15],[17] 11.22% [7],[10],[11] 11.22% [7],[10],[11] 11.22% [7],[10],[11]        
Principal Amount or Par Value $ 3,935 [4],[15],[18]     $ 3,945 [7],[10],[12]            
Cost 3,910 [4],[15]     3,919 [7],[10]            
Fair Value $ 3,935 [4],[15]     $ 3,878 [7],[10]            
Investment, Identifier [Axis]: Sun Acquirer Corp., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[15] 5.75% [4],[15] 5.75% [4],[15] 5.75% [7],[10] 5.75% [7],[10] 5.75% [7],[10]        
Interest Rate 11.19% [4],[15],[17] 11.19% [4],[15],[17] 11.19% [4],[15],[17] 11.22% [7],[10],[11] 11.22% [7],[10],[11] 11.22% [7],[10],[11]        
Principal Amount or Par Value $ 2,781 [4],[15],[18]     $ 2,788 [7],[10],[12]            
Cost 2,751 [4],[15]     2,757 [7],[10]            
Fair Value $ 2,781 [4],[15]     $ 2,740 [7],[10]            
Investment, Identifier [Axis]: Symplr Software Intermediate Holdings, Inc. , Preferred shares 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [7],[13],[22]       10.50% 10.50% 10.50%        
Interest Rate [7],[11],[13]       16.03% 16.03% 16.03%        
Cost [7],[13]       $ 13,999            
Fair Value [7],[13]       $ 13,807            
Investment, Identifier [Axis]: Symplr Software Intermediate Holdings, Inc. , Preferred shares 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [7],[8],[22]       10.50% 10.50% 10.50%        
Interest Rate [7],[8],[11]       16.03% 16.03% 16.03%        
Cost [7],[8]       $ 4,826            
Fair Value [7],[8]       $ 4,759            
Investment, Identifier [Axis]: Symplr Software Intermediate Holdings, Inc., Preferred shares 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [4],[20],[21] 10.50% 10.50% 10.50%              
Interest Rate [4],[17],[20] 15.90% 15.90% 15.90%              
Principal Amount or Par Value [4],[18],[20] $ 7,500                  
Cost [4],[20] 14,563                  
Fair Value [4],[20] $ 14,110                  
Investment, Identifier [Axis]: Symplr Software Intermediate Holdings, Inc., Preferred shares 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [4],[5],[21] 10.50% 10.50% 10.50%              
Interest Rate [4],[5],[17] 15.90% 15.90% 15.90%              
Cost [4],[5] $ 5,020                  
Fair Value [4],[5] $ 4,864                  
Investment, Identifier [Axis]: Syndigo LLC, Second lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 8.00% [4],[20] 8.00% [4],[20] 8.00% [4],[20] 8.00% [7],[13] 8.00% [7],[13] 8.00% [7],[13]        
Interest Rate 13.44% [4],[17],[20] 13.44% [4],[17],[20] 13.44% [4],[17],[20] 13.48% [7],[11],[13] 13.48% [7],[11],[13] 13.48% [7],[11],[13]        
Principal Amount or Par Value $ 22,500 [4],[18],[20]     $ 22,500 [7],[12],[13]            
Cost 22,383 [4],[20]     22,379 [7],[13]            
Fair Value $ 22,500 [4],[20]     $ 22,500 [7],[13]            
Investment, Identifier [Axis]: Syndigo LLC, Second lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 8.00% [4],[15] 8.00% [4],[15] 8.00% [4],[15] 8.00% [7],[10] 8.00% [7],[10] 8.00% [7],[10]        
Interest Rate 13.44% [4],[15],[17] 13.44% [4],[15],[17] 13.44% [4],[15],[17] 13.48% [7],[10],[11] 13.48% [7],[10],[11] 13.48% [7],[10],[11]        
Principal Amount or Par Value $ 5,697 [4],[15],[18]     $ 5,697 [7],[10],[12]            
Cost 5,708 [4],[15]     5,708 [7],[10]            
Fair Value $ 5,697 [4],[15]     $ 5,697 [7],[10]            
Investment, Identifier [Axis]: TMK Hawk Parent, Corp., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       3.50% 3.50% 3.50%        
PIK [4],[15],[21] 5.25% 5.25% 5.25%              
Interest Rate 10.58% [4],[15],[17] 10.58% [4],[15],[17] 10.58% [4],[15],[17] 9.14% [7],[10],[11] 9.14% [7],[10],[11] 9.14% [7],[10],[11]        
Principal Amount or Par Value $ 10,604 [4],[15],[18]     $ 16,227 [7],[10],[12]            
Cost 10,269 [4],[15]     15,852 [7],[10]            
Fair Value $ 9,649 [4],[15]     $ 9,736 [7],[10]            
Investment, Identifier [Axis]: TMK Hawk Parent, Corp., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[16]       3.50% 3.50% 3.50%        
PIK [4],[19],[21] 5.25% 5.25% 5.25%              
Interest Rate 10.58% [4],[17],[19] 10.58% [4],[17],[19] 10.58% [4],[17],[19] 9.14% [7],[11],[16] 9.14% [7],[11],[16] 9.14% [7],[11],[16]        
Principal Amount or Par Value $ 9,144 [4],[18],[19]     $ 15,651 [7],[12],[16]            
Cost 9,030 [4],[19]     15,190 [7],[16]            
Fair Value $ 8,321 [4],[19]     $ 9,392 [7],[16]            
Investment, Identifier [Axis]: TMK Hawk Parent, Corp., First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 1.00% [5],[21] 1.00% [5],[21] 1.00% [5],[21] 9.50% [10] 9.50% [10] 9.50% [10]        
PIK [5],[21] 2.00% 2.00% 2.00%              
Interest Rate 8.33% [5],[17] 8.33% [5],[17] 8.33% [5],[17] 14.98% [10],[11] 14.98% [10],[11] 14.98% [10],[11]        
Principal Amount or Par Value $ 1,684 [5],[18]     $ 1,033 [10],[12]            
Cost 1,338 [5]     1,033 [10]            
Fair Value $ 1,338 [5]     $ 1,033 [10]            
Investment, Identifier [Axis]: TMK Hawk Parent, Corp., First lien 4                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [16]       9.50% 9.50% 9.50%        
Interest Rate [11],[16]       14.98% 14.98% 14.98%        
Principal Amount or Par Value [12],[16]       $ 996            
Cost [16]       996            
Fair Value [16]       $ 996            
Investment, Identifier [Axis]: TMK Hawk Parent, Corp., Subordinated 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [4],[15],[21] 11.00% 11.00% 11.00%              
Interest Rate [4],[15],[17] 11.00% 11.00% 11.00%              
Principal Amount or Par Value [4],[15],[18] $ 279                  
Cost [4],[15] 279                  
Fair Value [4],[15] $ 279                  
Investment, Identifier [Axis]: TMK Hawk Parent, Corp., Subordinated 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK [4],[19],[21] 11.00% 11.00% 11.00%              
Interest Rate [4],[17],[19] 11.00% 11.00% 11.00%              
Principal Amount or Par Value [4],[18],[19] $ 269                  
Cost [4],[19] 269                  
Fair Value [4],[19] $ 269                  
Investment, Identifier [Axis]: TRC Companies L.L.C. (fka Energize Holdco LLC), Second lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       6.75% 6.75% 6.75%        
Interest Rate [7],[10],[11]       12.22% 12.22% 12.22%        
Principal Amount or Par Value [7],[10],[12]       $ 7,950            
Cost [7],[10]       7,918            
Fair Value [7],[10]       $ 7,711            
Investment, Identifier [Axis]: TRC Companies L.L.C. (fka Energize Holdco LLC), Second lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 6.75% 6.75% 6.75%              
Interest Rate [4],[17],[19] 12.19% 12.19% 12.19%              
Principal Amount or Par Value [4],[18],[19] $ 7,950                  
Cost [4],[19] 7,919                  
Fair Value [4],[19] $ 7,887                  
Investment, Identifier [Axis]: TVG-Edmentum Holdings, LLC, Ordinary shares                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 12.00% [4],[5],[21],[37] 12.00% [4],[5],[21],[37] 12.00% [4],[5],[21],[37] 12.00% [7],[8] 12.00% [7],[8] 12.00% [7],[8]        
Interest Rate 12.00% [4],[5],[17],[37] 12.00% [4],[5],[17],[37] 12.00% [4],[5],[17],[37] 12.00% [7],[8],[11] 12.00% [7],[8],[11] 12.00% [7],[8],[11]        
Cost $ 62,689 [4],[5],[37]     $ 61,449 [7],[8]            
Fair Value $ 72,414 [4],[5],[37]     95,151 [7],[8]            
Investment, Identifier [Axis]: Tennessee Bidco Limited, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value       $ 16,600            
Investment, Identifier [Axis]: Tennessee Bidco Limited, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% [4],[5],[21],[52] 5.00% [4],[5],[21],[52] 5.00% [4],[5],[21],[52] 5.00% [7],[8],[22],[65] 5.00% [7],[8],[22],[65] 5.00% [7],[8],[22],[65]        
PIK 2.50% [4],[5],[21],[52] 2.50% [4],[5],[21],[52] 2.50% [4],[5],[21],[52] 2.50% [7],[8],[22],[65] 2.50% [7],[8],[22],[65] 2.50% [7],[8],[22],[65]        
Interest Rate 12.97% [4],[5],[17],[52] 12.97% [4],[5],[17],[52] 12.97% [4],[5],[17],[52] 12.96% [7],[8],[11],[65] 12.96% [7],[8],[11],[65] 12.96% [7],[8],[11],[65]        
Principal Amount or Par Value $ 16,669   £ 13,205 [4],[5],[18],[52]     £ 13,039 [7],[8],[12],[65]        
Cost 18,081 [4],[5],[52]     $ 17,864 [7],[8],[65]            
Fair Value $ 16,668 [4],[5],[52]     $ 16,600 [7],[8],[65]            
Investment, Identifier [Axis]: Tennessee Bidco Limited, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% [4],[5],[21],[52] 5.00% [4],[5],[21],[52] 5.00% [4],[5],[21],[52] 5.00% [7],[8],[22],[65] 5.00% [7],[8],[22],[65] 5.00% [7],[8],[22],[65]        
PIK 2.50% [4],[5],[21],[52] 2.50% [4],[5],[21],[52] 2.50% [4],[5],[21],[52] 2.50% [7],[8],[22],[65] 2.50% [7],[8],[22],[65] 2.50% [7],[8],[22],[65]        
Interest Rate 12.97% [4],[5],[17],[52] 12.97% [4],[5],[17],[52] 12.97% [4],[5],[17],[52] 12.96% [7],[8],[11],[65] 12.96% [7],[8],[11],[65] 12.96% [7],[8],[11],[65]        
Principal Amount or Par Value | £     £ 10,803 [4],[5],[18],[52]     £ 10,734 [7],[8],[12],[65]        
Cost $ 13,499 [4],[5],[52]     $ 13,407 [7],[8],[65]            
Fair Value 13,635 [4],[5],[52]     13,664 [7],[8],[65]            
Investment, Identifier [Axis]: Tennessee Bidco Limited, First lien 2 and Tennessee Bidco Limited, First lien 5                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value $ 14,421     $ 14,457            
Investment, Identifier [Axis]: Tennessee Bidco Limited, First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% [4],[5],[21] 5.00% [4],[5],[21] 5.00% [4],[5],[21] 5.00% [7],[8],[22] 5.00% [7],[8],[22] 5.00% [7],[8],[22]        
PIK 2.50% [4],[5],[21] 2.50% [4],[5],[21] 2.50% [4],[5],[21] 2.50% [7],[8],[22] 2.50% [7],[8],[22] 2.50% [7],[8],[22]        
Interest Rate 12.68% [4],[5],[17] 12.68% [4],[5],[17] 12.68% [4],[5],[17] 13.03% [7],[8],[11] 13.03% [7],[8],[11] 13.03% [7],[8],[11]        
Principal Amount or Par Value $ 10,446 [4],[5],[18]     $ 10,312 [7],[8],[12]            
Cost 10,338 [4],[5]     10,200 [7],[8]            
Fair Value $ 10,446 [4],[5]     $ 10,312 [7],[8]            
Investment, Identifier [Axis]: Tennessee Bidco Limited, First lien 4                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% [4],[5],[21] 5.00% [4],[5],[21] 5.00% [4],[5],[21] 5.00% [7],[8],[22] 5.00% [7],[8],[22] 5.00% [7],[8],[22]        
PIK 2.50% [4],[5],[21] 2.50% [4],[5],[21] 2.50% [4],[5],[21] 2.50% [7],[8],[22] 2.50% [7],[8],[22] 2.50% [7],[8],[22]        
Interest Rate 12.90% [4],[5],[17],[21] 12.90% [4],[5],[17],[21] 12.90% [4],[5],[17],[21] 12.90% [7],[8],[11] 12.90% [7],[8],[11] 12.90% [7],[8],[11]        
Principal Amount or Par Value $ 6,406 [4],[5],[18]     $ 6,373 [7],[8],[12]            
Cost 6,336 [4],[5]     6,300 [7],[8]            
Fair Value $ 6,406 [4],[5]     $ 6,373 [7],[8]            
Investment, Identifier [Axis]: Tennessee Bidco Limited, First lien 5                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% [4],[5],[21],[52] 5.00% [4],[5],[21],[52] 5.00% [4],[5],[21],[52] 5.00% [7],[8],[22],[65] 5.00% [7],[8],[22],[65] 5.00% [7],[8],[22],[65]        
PIK 2.50% [4],[5],[21],[52] 2.50% [4],[5],[21],[52] 2.50% [4],[5],[21],[52] 2.50% [7],[8],[22],[65] 2.50% [7],[8],[22],[65] 2.50% [7],[8],[22],[65]        
Interest Rate 11.37% [4],[5],[17],[21],[52] 11.37% [4],[5],[17],[21],[52] 11.37% [4],[5],[17],[21],[52] 11.47% [7],[8],[11],[65] 11.47% [7],[8],[11],[65] 11.47% [7],[8],[11],[65]        
Principal Amount or Par Value | €   € 726 [4],[5],[18],[52]     € 716 [7],[8],[12],[65]          
Cost $ 736 [4],[5],[52]     $ 726 [7],[8],[65]            
Fair Value $ 783 [4],[5],[52]     $ 791 [7],[8],[65]            
Investment, Identifier [Axis]: TigerConnect, Inc., First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.38% [4],[15],[21] 3.38% [4],[15],[21] 3.38% [4],[15],[21] 3.38% [7],[16],[22] 3.38% [7],[16],[22] 3.38% [7],[16],[22]        
PIK 3.38% [4],[15],[21] 3.38% [4],[15],[21] 3.38% [4],[15],[21] 3.38% [7],[16],[22] 3.38% [7],[16],[22] 3.38% [7],[16],[22]        
Interest Rate 12.21% [4],[15],[17] 12.21% [4],[15],[17] 12.21% [4],[15],[17] 12.28% [7],[11],[16] 12.28% [7],[11],[16] 12.28% [7],[11],[16]        
Principal Amount or Par Value $ 29,868 [4],[15],[18]     $ 29,868 [7],[12],[16]            
Cost 29,655 [4],[15]     29,644 [7],[16]            
Fair Value $ 29,868 [4],[15]     $ 29,614 [7],[16]            
Investment, Identifier [Axis]: TigerConnect, Inc., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.38% [4],[14],[15],[21] 3.38% [4],[14],[15],[21] 3.38% [4],[14],[15],[21] 3.38% [7],[9],[10],[22] 3.38% [7],[9],[10],[22] 3.38% [7],[9],[10],[22]        
PIK 3.38% [4],[14],[15],[21] 3.38% [4],[14],[15],[21] 3.38% [4],[14],[15],[21] 3.38% [7],[9],[10],[22] 3.38% [7],[9],[10],[22] 3.38% [7],[9],[10],[22]        
Interest Rate 12.21% [4],[14],[15],[17] 12.21% [4],[14],[15],[17] 12.21% [4],[14],[15],[17] 12.28% [7],[9],[10],[11] 12.28% [7],[9],[10],[11] 12.28% [7],[9],[10],[11]        
Principal Amount or Par Value $ 1,624 [4],[14],[15],[18]     $ 1,354 [7],[9],[10],[12]            
Cost 1,624 [4],[14],[15]     1,354 [7],[9],[10]            
Fair Value 1,624 [4],[14],[15]     1,343 [7],[9],[10]            
Investment, Identifier [Axis]: TigerConnect, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[14],[15] 615                  
Cost [4],[14],[15] 0                  
Fair Value [4],[14],[15] 0                  
Investment, Identifier [Axis]: TigerConnect, Inc., First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[9],[10]       885            
Cost [7],[9],[10]       0            
Fair Value [7],[9],[10]       (8)            
Investment, Identifier [Axis]: TigerConnect, Inc., First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 4,267 [4],[5],[14]     4,267 [7],[8],[9]            
Cost (43) [4],[5],[14]     (43) [7],[8],[9]            
Fair Value 0 [4],[5],[14]     $ (36) [7],[8],[9]            
Investment, Identifier [Axis]: Transcendia Holdings, Inc. Second lien term loan                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 14,445                  
Fair Value $ 5,610                  
Investment, Identifier [Axis]: Transcendia Holdings, Inc., Second lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[16]       8.00% 8.00% 8.00%        
PIK [4],[19],[21],[25] 7.00% 7.00% 7.00%              
Interest Rate 15.50% [4],[17],[19] 15.50% [4],[17],[19] 15.50% [4],[17],[19] 13.61% [7],[11],[16] 13.61% [7],[11],[16] 13.61% [7],[11],[16]        
Principal Amount or Par Value $ 14,500 [4],[18],[19]     $ 14,500 [7],[12],[16]            
Cost 14,445 [4],[19]     14,445 [7],[16]            
Fair Value $ 5,610 [4],[19]     $ 7,250 [7],[16]            
Investment, Identifier [Axis]: Trinity Air Consultants Holdings Corporation, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[15] 5.75% [4],[15] 5.75% [4],[15] 5.75% [7],[10] 5.75% [7],[10] 5.75% [7],[10]        
Interest Rate 11.29% [4],[15],[17] 11.29% [4],[15],[17] 11.29% [4],[15],[17] 11.29% [7],[10],[11] 11.29% [7],[10],[11] 11.29% [7],[10],[11]        
Principal Amount or Par Value $ 15,382 [4],[15],[18]     $ 15,382 [7],[10],[12]            
Cost 15,289 [4],[15]     15,283 [7],[10]            
Fair Value $ 15,382 [4],[15]     $ 15,382 [7],[10]            
Investment, Identifier [Axis]: Trinity Air Consultants Holdings Corporation, First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[9],[10]       5.75% 5.75% 5.75%        
Interest Rate [7],[9],[10],[11]       11.18% 11.18% 11.18%        
Principal Amount or Par Value [7],[9],[10],[12]       $ 4,070            
Cost [7],[9],[10]       4,038            
Fair Value [7],[9],[10]       4,070            
Investment, Identifier [Axis]: Trinity Air Consultants Holdings Corporation, First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[14],[15] 5.75% 5.75% 5.75%              
Interest Rate [4],[14],[15],[17] 11.08% 11.08% 11.08%              
Principal Amount or Par Value [4],[14],[15],[18] $ 4,295                  
Cost [4],[14],[15] 4,262                  
Fair Value [4],[14],[15] 4,295                  
Investment, Identifier [Axis]: Trinity Air Consultants Holdings Corporation, First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 958 [4],[14],[15],[18]     1,182 [7],[9],[10],[12]            
Cost 0 [4],[14],[15]     0 [7],[9],[10]            
Fair Value 0 [4],[14],[15]     0 [7],[9],[10]            
Investment, Identifier [Axis]: Trinity Air Consultants Holdings Corporation, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 1,501 [4],[5],[14],[18]     1,501 [7],[8],[9],[12]            
Cost (15) [4],[5],[14]     (15) [7],[8],[9]            
Fair Value 0 [4],[5],[14]     0 [7],[8],[9]            
Investment, Identifier [Axis]: USRP Holdings, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       893            
Cost [7],[8],[9]       (9)            
Fair Value [7],[8],[9]       $ 0            
Investment, Identifier [Axis]: USRP Holdings, Inc., First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 893                  
Cost [4],[5],[14] (9)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: USRP Holdings, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[15] 5.75% [4],[15] 5.75% [4],[15] 5.75% [7],[10] 5.75% [7],[10] 5.75% [7],[10]        
Interest Rate 11.18% [4],[15],[17] 11.18% [4],[15],[17] 11.18% [4],[15],[17] 11.18% [7],[10],[11] 11.18% [7],[10],[11] 11.18% [7],[10],[11]        
Principal Amount or Par Value $ 5,599 [4],[15],[18]     $ 11,226 [7],[10],[12]            
Cost 5,564 [4],[15]     11,152 [7],[10]            
Fair Value $ 5,599 [4],[15]     $ 11,226 [7],[10]            
Investment, Identifier [Axis]: USRP Holdings, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.75% [4],[19] 5.75% [4],[19] 5.75% [4],[19] 5.75% [7],[8] 5.75% [7],[8] 5.75% [7],[8]        
Interest Rate 11.18% [4],[17],[19] 11.18% [4],[17],[19] 11.18% [4],[17],[19] 11.18% [7],[8],[11] 11.18% [7],[8],[11] 11.18% [7],[8],[11]        
Principal Amount or Par Value $ 5,599 [4],[18],[19]     $ 1,462 [7],[8],[12]            
Cost 5,564 [4],[19]     1,451 [7],[8]            
Fair Value $ 5,599 [4],[19]     1,462 [7],[8]            
Investment, Identifier [Axis]: USRP Holdings, Inc., First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[5] 5.75% 5.75% 5.75%              
Interest Rate [4],[5],[17] 11.18% 11.18% 11.18%              
Principal Amount or Par Value [4],[5],[18] $ 1,458                  
Cost [4],[5] 1,448                  
Fair Value [4],[5] 1,457                  
Investment, Identifier [Axis]: UniTek Global Services, Inc., Junior preferred shares, Non-accrual status                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 34,393                  
Fair Value 0                  
Investment, Identifier [Axis]: UniTek Global Services, Inc., Ordinary shares 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 1,925 [4],[15]     1,925 [7],[8]            
Fair Value 0 [4],[15]     0 [7],[8]            
Investment, Identifier [Axis]: UniTek Global Services, Inc., Ordinary shares 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 532 [4],[5]     532 [7],[8]            
Fair Value $ 0 [4],[5]     $ 0 [7],[8]            
Investment, Identifier [Axis]: UniTek Global Services, Inc., Preferred shares 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 20.00% [4],[5],[21] 20.00% [4],[5],[21] 20.00% [4],[5],[21] 20.00% [7],[8],[22] 20.00% [7],[8],[22] 20.00% [7],[8],[22]        
Interest Rate 20.00% [4],[5],[17] 20.00% [4],[5],[17] 20.00% [4],[5],[17] 20.00% [7],[8],[11] 20.00% [7],[8],[11] 20.00% [7],[8],[11]        
Cost $ 19,698 [4],[5]     $ 18,760 [7],[8]            
Fair Value $ 18,170 [4],[5]     $ 16,348 [7],[8]            
Investment, Identifier [Axis]: UniTek Global Services, Inc., Preferred shares 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 20.00% [4],[5],[21] 20.00% [4],[5],[21] 20.00% [4],[5],[21] 20.00% [7],[8],[22] 20.00% [7],[8],[22] 20.00% [7],[8],[22]        
Interest Rate 20.00% [4],[5],[17] 20.00% [4],[5],[17] 20.00% [4],[5],[17] 20.00% [7],[8],[11] 20.00% [7],[8],[11] 20.00% [7],[8],[11]        
Cost $ 11,708 [4],[5]     $ 11,150 [7],[8]            
Fair Value $ 11,038 [4],[5]     $ 10,119 [7],[8]            
Investment, Identifier [Axis]: UniTek Global Services, Inc., Preferred shares 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 19.00% [4],[5],[21],[25] 19.00% [4],[5],[21],[25] 19.00% [4],[5],[21],[25] 19.00% [7],[8],[22],[26] 19.00% [7],[8],[22],[26] 19.00% [7],[8],[22],[26]        
Interest Rate 19.00% [4],[5],[17] 19.00% [4],[5],[17] 19.00% [4],[5],[17] 19.00% [7],[8],[11],[26] 19.00% [7],[8],[11],[26] 19.00% [7],[8],[11],[26]        
Cost $ 19,795 [4],[5]     $ 19,795 [7],[8],[26]            
Fair Value $ 3,298 [4],[5]     $ 4,210 [7],[8],[26]            
Investment, Identifier [Axis]: UniTek Global Services, Inc., Preferred shares 4                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 13.50% [4],[15],[21],[25] 13.50% [4],[15],[21],[25] 13.50% [4],[15],[21],[25] 13.50% [7],[8],[22],[26] 13.50% [7],[8],[22],[26] 13.50% [7],[8],[22],[26]        
Interest Rate 13.50% [4],[15],[17] 13.50% [4],[15],[17] 13.50% [4],[15],[17] 13.50% [7],[8],[11],[26] 13.50% [7],[8],[11],[26] 13.50% [7],[8],[11],[26]        
Cost $ 26,946 [4],[15]     $ 26,946 [7],[8],[26]            
Fair Value $ 0 [4],[15]     $ 0 [7],[8],[26]            
Investment, Identifier [Axis]: UniTek Global Services, Inc., Preferred shares 5                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 13.50% [4],[5],[21],[25] 13.50% [4],[5],[21],[25] 13.50% [4],[5],[21],[25] 13.50% [7],[8],[22],[26] 13.50% [7],[8],[22],[26] 13.50% [7],[8],[22],[26]        
Interest Rate 13.50% [4],[5],[17] 13.50% [4],[5],[17] 13.50% [4],[5],[17] 13.50% [7],[8],[11],[26] 13.50% [7],[8],[11],[26] 13.50% [7],[8],[11],[26]        
Cost $ 7,447 [4],[5]     $ 7,447 [7],[8],[26]            
Fair Value $ 0 [4],[5]     $ 0 [7],[8],[26]            
Investment, Identifier [Axis]: UniTek Global Services, Inc., Second lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 15.00% [4],[5],[21] 15.00% [4],[5],[21] 15.00% [4],[5],[21] 15.00% [7],[8],[22] 15.00% [7],[8],[22] 15.00% [7],[8],[22]        
Interest Rate 15.00% [4],[5],[17] 15.00% [4],[5],[17] 15.00% [4],[5],[17] 15.00% [7],[8],[11] 15.00% [7],[8],[11] 15.00% [7],[8],[11]        
Principal Amount or Par Value [7],[8],[12]       $ 13,438            
Cost $ 13,948 [4],[5]     13,438 [7],[8]            
Fair Value $ 13,720 [4],[5]     $ 12,893 [7],[8]            
Investment, Identifier [Axis]: UniTek Global Services, Inc., Second lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 15.00% [4],[5],[21] 15.00% [4],[5],[21] 15.00% [4],[5],[21] 15.00% [7],[8],[22] 15.00% [7],[8],[22] 15.00% [7],[8],[22]        
Interest Rate 15.00% [4],[5],[17] 15.00% [4],[5],[17] 15.00% [4],[5],[17] 15.00% [7],[8],[11] 15.00% [7],[8],[11] 15.00% [7],[8],[11]        
Principal Amount or Par Value [7],[8],[12]       $ 5,957            
Cost $ 6,183 [4],[5]     5,957 [7],[8]            
Fair Value 6,082 [4],[5]     5,713 [7],[8]            
Investment, Identifier [Axis]: UniTek Global Services, Inc., Senior preferred shares, Non-accrual status                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value               $ 19,795    
Cost 19,795                  
Fair Value 3,298                  
Investment, Identifier [Axis]: UniTek Global Services, Inc., Warrants                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Cost 0 [4],[5]     0 [7],[8]            
Fair Value $ 45,326 [4],[5]     $ 42,716 [7],[8]            
Investment, Identifier [Axis]: Virtusa Corporation, Subordinated                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [5] 7.13% 7.13% 7.13%              
Interest Rate [5],[17] 7.13% 7.13% 7.13%              
Principal Amount or Par Value [5],[18] $ 11,001                  
Cost [5] 9,063                  
Fair Value [5] $ 9,888                  
Investment, Identifier [Axis]: Virtusa Corporation, Subordinated                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [8]       7.13% 7.13% 7.13%        
Interest Rate [8],[11]       7.13% 7.13% 7.13%        
Principal Amount or Par Value [8],[12]       $ 9,401            
Cost [8]       7,565            
Fair Value [8]       $ 8,077            
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First Lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[14],[15] 5.50% 5.50% 5.50%              
Interest Rate [4],[14],[15],[17] 10.81% 10.81% 10.81%              
Principal Amount or Par Value [4],[14],[15],[18] $ 15,019                  
Cost [4],[14],[15] 14,989                  
Fair Value [4],[14],[15] $ 15,018                  
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First Lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 5.50% 5.50% 5.50%              
Interest Rate [4],[17],[19] 10.82% 10.82% 10.82%              
Principal Amount or Par Value [4],[18],[19] $ 12,000                  
Cost [4],[19] 11,975                  
Fair Value [4],[19] $ 12,000                  
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First Lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[15] 5.50% 5.50% 5.50%              
Interest Rate [4],[15],[17] 10.82% 10.82% 10.82%              
Principal Amount or Par Value [4],[15],[18] $ 6,711                  
Cost [4],[15] 6,693                  
Fair Value [4],[15] $ 6,711                  
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First Lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 5.50% 5.50% 5.50%              
Interest Rate [4],[17],[19] 10.84% 10.84% 10.84%              
Principal Amount or Par Value [4],[18],[19] $ 1,238                  
Cost [4],[19] 1,229                  
Fair Value [4],[19] $ 1,238                  
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First Lien 4                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[19] 5.50% 5.50% 5.50%              
Interest Rate [4],[17],[19] 10.81% 10.81% 10.81%              
Principal Amount or Par Value [4],[18],[19] $ 830                  
Cost [4],[19] 824                  
Fair Value [4],[19] 830                  
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[9],[10]       5.75% 5.75% 5.75%        
Interest Rate [7],[9],[10],[11]       11.20% 11.20% 11.20%        
Principal Amount or Par Value [7],[9],[10],[12]       $ 13,336            
Cost [7],[9],[10]       13,307            
Fair Value [7],[9],[10]       13,336            
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 684 [4],[14],[15],[18]     2,396 [7],[9],[10],[12]            
Cost 0 [4],[14],[15]     0 [7],[9],[10]            
Fair Value 0 [4],[14],[15]     0 [7],[9],[10]            
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 2,040 [4],[5],[14],[18]     2,040 [7],[8],[9],[12]            
Cost (6) [4],[5],[14]     (6) [7],[8],[9]            
Fair Value $ 0 [4],[5],[14]     $ 0 [7],[8],[9]            
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       5.75% 5.75% 5.75%        
Interest Rate [7],[10],[11]       11.11% 11.11% 11.11%        
Principal Amount or Par Value [7],[10],[12]       $ 18,758            
Cost [7],[10]       18,715            
Fair Value [7],[10]       $ 18,758            
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       5.75% 5.75% 5.75%        
Interest Rate [7],[10],[11]       11.23% 11.23% 11.23%        
Principal Amount or Par Value [7],[10],[12]       $ 1,241            
Cost [7],[10]       1,232            
Fair Value [7],[10]       $ 1,241            
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10]       5.75% 5.75% 5.75%        
Interest Rate [7],[10],[11]       11.23% 11.23% 11.23%        
Principal Amount or Par Value [7],[10],[12]       $ 832            
Cost [7],[10]       826            
Fair Value [7],[10]       $ 832            
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, Subordinated                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
PIK 15.00% [4],[5],[21] 15.00% [4],[5],[21] 15.00% [4],[5],[21] 15.00% [7],[8],[22] 15.00% [7],[8],[22] 15.00% [7],[8],[22]        
Interest Rate 15.00% [4],[5],[17] 15.00% [4],[5],[17] 15.00% [4],[5],[17] 15.00% [7],[8],[11] 15.00% [7],[8],[11] 15.00% [7],[8],[11]        
Principal Amount or Par Value $ 3,647 [4],[5],[18]     $ 3,513 [7],[8],[12]            
Cost 3,599 [4],[5]     3,464 [7],[8]            
Fair Value $ 3,647 [4],[5]     $ 3,459 [7],[8]            
Investment, Identifier [Axis]: Xactly Corporation, First lien                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 7.25% [4],[20] 7.25% [4],[20] 7.25% [4],[20] 7.25% [7],[13] 7.25% [7],[13] 7.25% [7],[13]        
Interest Rate 12.69% [4],[17],[20] 12.69% [4],[17],[20] 12.69% [4],[17],[20] 12.74% [7],[11],[13] 12.74% [7],[11],[13] 12.74% [7],[11],[13]        
Principal Amount or Par Value $ 22,500 [4],[18],[20]     $ 22,500 [7],[12],[13]            
Cost 22,476 [4],[20]     22,472 [7],[13]            
Fair Value 22,500 [4],[20]     22,500 [7],[13]            
Investment, Identifier [Axis]: Xactly Corporation, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [7],[8],[9],[12]       992            
Cost [7],[8],[9]       (10)            
Fair Value [7],[8],[9]       $ 0            
Investment, Identifier [Axis]: Xactly Corporation, First lien - Undrawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value [4],[5],[14],[18] 992                  
Cost [4],[5],[14] (10)                  
Fair Value [4],[5],[14] $ 0                  
Investment, Identifier [Axis]: YLG Holdings, Inc., First lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[14],[33] 5.50% 5.50% 5.50%              
Interest Rate [4],[14],[17],[33] 10.87% 10.87% 10.87%              
Principal Amount or Par Value [4],[14],[18],[33] $ 80                  
Cost [4],[14],[33] 80                  
Fair Value [4],[14],[33] 80                  
Investment, Identifier [Axis]: YLG Holdings, Inc., First lien - Drawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[9],[34]       5.00% 5.00% 5.00%        
Interest Rate [7],[9],[11],[34]       10.48% 10.48% 10.48%        
Principal Amount or Par Value [7],[9],[12],[34]       $ 1,204            
Cost [7],[9],[34]       1,196            
Fair Value [7],[9],[34]       $ 1,204            
Investment, Identifier [Axis]: YLG Holdings, Inc., First lien - Drawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[9],[34]       5.50% 5.50% 5.50%        
Interest Rate [7],[9],[11],[34]       10.99% 10.99% 10.99%        
Principal Amount or Par Value [7],[9],[12],[34]       $ 80            
Cost [7],[9],[34]       80            
Fair Value [7],[9],[34]       80            
Investment, Identifier [Axis]: YLG Holdings, Inc., First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 785 [4],[14],[18],[33]     785 [7],[9],[12],[34]            
Cost 0 [4],[14],[33]     0 [7],[9],[34]            
Fair Value 0 [4],[14],[33]     0 [7],[9],[34]            
Investment, Identifier [Axis]: YLG Holdings, Inc., First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 3,968 [4],[5],[14],[18]     3,968 [7],[8],[9],[12]            
Cost (20) [4],[5],[14]     (20) [7],[8],[9]            
Fair Value $ 0 [4],[5],[14]     $ 0 [7],[8],[9]            
Investment, Identifier [Axis]: YLG Holdings, Inc., First lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% [4],[33] 5.00% [4],[33] 5.00% [4],[33] 5.00% [7],[34] 5.00% [7],[34] 5.00% [7],[34]        
Interest Rate 10.41% [4],[17],[33] 10.41% [4],[17],[33] 10.41% [4],[17],[33] 10.48% [7],[11],[34] 10.48% [7],[11],[34] 10.48% [7],[11],[34]        
Principal Amount or Par Value $ 17,631 [4],[18],[33]     $ 17,677 [7],[12],[34]            
Cost 17,604 [4],[33]     17,646 [7],[34]            
Fair Value $ 17,631 [4],[33]     $ 17,676 [7],[34]            
Investment, Identifier [Axis]: YLG Holdings, Inc., First lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% [4],[33] 5.00% [4],[33] 5.00% [4],[33] 5.00% [7],[34] 5.00% [7],[34] 5.00% [7],[34]        
Interest Rate 10.41% [4],[17],[33] 10.41% [4],[17],[33] 10.41% [4],[17],[33] 10.48% [7],[11],[34] 10.48% [7],[11],[34] 10.48% [7],[11],[34]        
Principal Amount or Par Value $ 2,296 [4],[18],[33]     $ 2,302 [7],[12],[34]            
Cost 2,292 [4],[33]     2,298 [7],[34]            
Fair Value $ 2,296 [4],[33]     $ 2,301 [7],[34]            
Investment, Identifier [Axis]: YLG Holdings, Inc., First lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [4],[33] 5.00% 5.00% 5.00%              
Interest Rate [4],[17],[33] 10.42% 10.42% 10.42%              
Principal Amount or Par Value [4],[18],[33] $ 1,201                  
Cost [4],[33] 1,194                  
Fair Value [4],[33] $ 1,201                  
Investment, Identifier [Axis]: iCIMS, Inc., First Lien - Drawn                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.75% [4],[5],[14] 6.75% [4],[5],[14] 6.75% [4],[5],[14] 6.75% [7],[8],[9] 6.75% [7],[8],[9] 6.75% [7],[8],[9]        
Interest Rate 12.05% [4],[5],[14],[17] 12.05% [4],[5],[14],[17] 12.05% [4],[5],[14],[17] 12.10% [7],[8],[9],[11] 12.10% [7],[8],[9],[11] 12.10% [7],[8],[9],[11]        
Principal Amount or Par Value $ 265 [4],[5],[14],[18]     $ 471 [7],[8],[9],[12]            
Cost 268 [4],[5],[14]     467 [7],[8],[9]            
Fair Value $ 265 [4],[5],[14]     $ 471 [7],[8],[9]            
Investment, Identifier [Axis]: iCIMS, Inc., First Lien 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.38% [4],[15],[21] 3.38% [4],[15],[21] 3.38% [4],[15],[21] 3.88% [7],[16],[22] 3.88% [7],[16],[22] 3.88% [7],[16],[22]        
PIK 3.88% [4],[15],[21] 3.88% [4],[15],[21] 3.88% [4],[15],[21] 3.38% [7],[16],[22] 3.38% [7],[16],[22] 3.38% [7],[16],[22]        
Interest Rate 12.58% [4],[15],[17] 12.58% [4],[15],[17] 12.58% [4],[15],[17] 12.62% [7],[11],[16] 12.62% [7],[11],[16] 12.62% [7],[11],[16]        
Principal Amount or Par Value $ 43,695 [4],[15],[18]     $ 30,783 [7],[12],[16]            
Cost 43,453 [4],[15]     30,569 [7],[16]            
Fair Value $ 44,132 [4],[15]     $ 31,008 [7],[16]            
Investment, Identifier [Axis]: iCIMS, Inc., First Lien 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 7.25% [4],[15] 7.25% [4],[15] 7.25% [4],[15] 7.25% [7],[10] 7.25% [7],[10] 7.25% [7],[10]        
Interest Rate 12.58% [4],[15],[17] 12.58% [4],[15],[17] 12.58% [4],[15],[17] 12.62% [7],[10],[11] 12.62% [7],[10],[11] 12.62% [7],[10],[11]        
Principal Amount or Par Value $ 7,366 [4],[15],[18]     $ 7,366 [7],[10],[12]            
Cost 7,314 [4],[15]     7,311 [7],[10]            
Fair Value 7,440 [4],[15]     $ 7,440 [7],[10]            
Investment, Identifier [Axis]: iCIMS, Inc., First Lien 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread [7],[10],[22]       3.38% 3.38% 3.38%        
PIK [7],[10],[22]       3.88% 3.88% 3.88%        
Interest Rate [7],[10],[11]       12.62% 12.62% 12.62%        
Principal Amount or Par Value [7],[10],[12]       $ 4,772            
Cost [7],[10]       4,726            
Fair Value [7],[10]       4,807            
Investment, Identifier [Axis]: iCIMS, Inc., First lien - Undrawn 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 5,989 [4],[14],[19]     6,293 [7],[9],[12],[16]            
Cost 0 [4],[14],[19]     0 [7],[9],[16]            
Fair Value 0 [4],[14],[19]     0 [7],[9],[16]            
Investment, Identifier [Axis]: iCIMS, Inc., First lien - Undrawn 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 2,429 [4],[14],[15]     976 [7],[9],[10],[12]            
Cost (2) [4],[14],[15]     0 [7],[9],[10]            
Fair Value 0 [4],[14],[15]     0 [7],[9],[10]            
Investment, Identifier [Axis]: iCIMS, Inc., First lien - Undrawn 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 3,265 [4],[5],[14]     2,347 [7],[8],[9],[12]            
Cost (29) [4],[5],[14]     (21) [7],[8],[9]            
Fair Value 0 [4],[5],[14]     0 [7],[8],[9]            
SLP III                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 663,438     657,208            
Cost 652,927     646,315            
Fair Value 653,894     636,560            
SLP III | Funded Investments                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 662,136     656,081            
Cost 652,932     646,319            
Fair Value 653,898     636,554            
SLP III | Unfunded Investments                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 1,302     1,127            
Cost (5)     (4)            
Fair Value $ (4)     $ 6            
SLP III | Investment, Identifier [Axis]: ADMI Corp. (aka Aspen Dental), First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.19% 9.19% 9.19% 9.22% 9.22% 9.22%        
Principal Amount or Par Value $ 2,370     $ 2,376            
Cost 2,362     2,368            
Fair Value $ 2,294     $ 2,261            
SLP III | Investment, Identifier [Axis]: AG Parent Holdings, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% 5.00% 5.00% 5.00% 5.00% 5.00%        
Interest Rate 10.60% 10.60% 10.60% 10.65% 10.65% 10.65%        
Principal Amount or Par Value $ 7,275     $ 7,294            
Cost 7,261     7,279            
Fair Value $ 7,115     $ 7,174            
SLP III | Investment, Identifier [Axis]: Aretec Group, Inc. (fka RCS Capital Corporation), First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.93% 9.93% 9.93% 9.96% 9.96% 9.96%        
Principal Amount or Par Value $ 6,610     $ 6,626            
Cost 6,467     6,480            
Fair Value $ 6,652     $ 6,634            
SLP III | Investment, Identifier [Axis]: Artera Services, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       3.50% 3.50% 3.50%        
Interest Rate       8.95% 8.95% 8.95%        
Principal Amount or Par Value       $ 5,273            
Cost       5,259            
Fair Value       $ 4,968            
SLP III | Investment, Identifier [Axis]: Ascensus Group Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% 3.50% 3.50% 3.50% 3.50% 3.50%        
Interest Rate 8.94% 8.94% 8.94% 8.97% 8.97% 8.97%        
Principal Amount or Par Value $ 2,809     $ 2,817            
Cost 2,799     2,806            
Fair Value $ 2,803     $ 2,817            
SLP III | Investment, Identifier [Axis]: AssuredPartners, Inc, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.08% 9.08% 9.08% 9.22% 9.22% 9.22%        
Principal Amount or Par Value $ 1,970     $ 1,975            
Cost 1,920     1,921            
Fair Value $ 1,974     $ 1,986            
SLP III | Investment, Identifier [Axis]: Aston FinCo S.a r.l., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 9.69% 9.69% 9.69% 9.72% 9.72% 9.72%        
Principal Amount or Par Value $ 5,760     $ 5,775            
Cost 5,736     5,749            
Fair Value $ 5,184     $ 4,929            
SLP III | Investment, Identifier [Axis]: BCPE Empire Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.75% 4.75% 4.75%        
Interest Rate 9.33% 9.33% 9.33% 10.11% 10.11% 10.11%        
Principal Amount or Par Value $ 7,458     $ 7,458            
Cost 7,393     7,390            
Fair Value $ 7,478     $ 7,490            
SLP III | Investment, Identifier [Axis]: BIFM CA Buyer Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25%              
Interest Rate 9.57% 9.57% 9.57%              
Principal Amount or Par Value $ 3,598                  
Cost 3,551                  
Fair Value $ 3,616                  
SLP III | Investment, Identifier [Axis]: Bach Finance Limited, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75%              
Interest Rate 9.07% 9.07% 9.07%              
Principal Amount or Par Value $ 2,134                  
Cost 2,129                  
Fair Value $ 2,142                  
SLP III | Investment, Identifier [Axis]: Bayou Intermediate II, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50%              
Interest Rate 10.08% 10.08% 10.08%              
Principal Amount or Par Value $ 3,990                  
Cost 3,965                  
Fair Value $ 3,970                  
SLP III | Investment, Identifier [Axis]: Bella Holding Company, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.18% 9.18% 9.18% 9.21% 9.21% 9.21%        
Principal Amount or Par Value $ 4,852     $ 962            
Cost 4,837     955            
Fair Value $ 4,851     $ 956            
SLP III | Investment, Identifier [Axis]: Boxer Parent Company Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 9.58% 9.58% 9.58% 9.60% 9.60% 9.60%        
Principal Amount or Par Value $ 12,352     $ 11,883            
Cost 12,238     11,764            
Fair Value $ 12,438     $ 11,992            
SLP III | Investment, Identifier [Axis]: Bracket Intermediate Holding Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% 5.00% 5.00% 5.00% 5.00% 5.00%        
Interest Rate 10.40% 10.40% 10.40% 10.45% 10.45% 10.45%        
Principal Amount or Par Value $ 14,218     $ 14,253            
Cost 13,853     13,870            
Fair Value $ 14,286     $ 14,280            
SLP III | Investment, Identifier [Axis]: Brown Group Holding, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.00% 3.00% 3.00% 3.75% 3.75% 3.75%        
Interest Rate 8.32% 8.32% 8.32% 9.13% 9.13% 9.13%        
Principal Amount or Par Value $ 2,711     $ 3,989            
Cost 2,661     3,905            
Fair Value $ 2,714     $ 4,006            
SLP III | Investment, Identifier [Axis]: CE Intermediate I, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% 3.50% 3.50% 3.50% 3.50% 3.50%        
Interest Rate 8.95% 8.95% 8.95% 9.02% 9.02% 9.02%        
Principal Amount or Par Value $ 10,783     $ 10,810            
Cost 10,729     10,754            
Fair Value $ 10,749     $ 10,729            
SLP III | Investment, Identifier [Axis]: CHA Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       4.50% 4.50% 4.50%        
Interest Rate       10.15% 10.15% 10.15%        
Principal Amount or Par Value       $ 947            
Cost       947            
Fair Value       $ 947            
SLP III | Investment, Identifier [Axis]: CRCI Longhorn Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% 3.50% 3.50% 3.50% 3.50% 3.50%        
Interest Rate 8.93% 8.93% 8.93% 8.96% 8.96% 8.96%        
Principal Amount or Par Value $ 14,175     $ 14,213            
Cost 14,159     14,194            
Fair Value $ 14,195     $ 14,261            
SLP III | Investment, Identifier [Axis]: CVET Midco 2, L.P., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% 5.00% 5.00% 5.00% 5.00% 5.00%        
Interest Rate 10.31% 10.31% 10.31% 10.35% 10.35% 10.35%        
Principal Amount or Par Value $ 9,881     $ 9,905            
Cost 9,473     9,483            
Fair Value $ 9,901     $ 9,909            
SLP III | Investment, Identifier [Axis]: Cardinal Parent, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.95% 9.95% 9.95% 10.00% 10.00% 10.00%        
Principal Amount or Par Value $ 9,796     $ 9,821            
Cost 9,631     9,646            
Fair Value $ 9,184     $ 9,048            
SLP III | Investment, Identifier [Axis]: CentralSquare Technologies, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.18% 9.18% 9.18% 9.25% 9.25% 9.25%        
Principal Amount or Par Value $ 14,213     $ 14,250            
Cost 14,204     14,240            
Fair Value $ 14,212     $ 13,817            
SLP III | Investment, Identifier [Axis]: Cloudera, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.18% 9.18% 9.18% 9.21% 9.21% 9.21%        
Principal Amount or Par Value $ 7,949     $ 5,692            
Cost 7,805     5,553            
Fair Value $ 7,925     $ 5,654            
SLP III | Investment, Identifier [Axis]: CommerceHub, Inc. 1, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.25% 6.25% 6.25%              
Interest Rate 11.73% 11.73% 11.73%              
Principal Amount or Par Value $ 3,950                  
Cost 3,559                  
Fair Value $ 3,950                  
SLP III | Investment, Identifier [Axis]: CommerceHub, Inc. 2, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00%              
Interest Rate 9.48% 9.48% 9.48%              
Principal Amount or Par Value $ 6,935                  
Cost 6,864                  
Fair Value $ 6,734                  
SLP III | Investment, Identifier [Axis]: CommerceHub, Inc., First lien - Funded 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       4.00% 4.00% 4.00%        
Interest Rate       9.54% 9.54% 9.54%        
Principal Amount or Par Value       $ 5,658            
Cost       5,641            
Fair Value       $ 5,378            
SLP III | Investment, Identifier [Axis]: CommerceHub, Inc., First lien - Funded 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       6.25% 6.25% 6.25%        
Interest Rate       11.79% 11.79% 11.79%        
Principal Amount or Par Value       $ 3,960            
Cost       3,548            
Fair Value       $ 3,960            
SLP III | Investment, Identifier [Axis]: Confluent Health, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.00% 4.00% 4.00%        
Interest Rate 9.44% 9.44% 9.44% 9.47% 9.47% 9.47%        
Principal Amount or Par Value $ 9,770     $ 10,962            
Cost 9,734     10,919            
Fair Value $ 9,673     $ 10,771            
SLP III | Investment, Identifier [Axis]: Confluent Medical Technologies, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.06% 9.06% 9.06% 9.10% 9.10% 9.10%        
Principal Amount or Par Value $ 6,878     $ 6,878            
Cost 6,852     6,851            
Fair Value $ 6,878     $ 6,878            
SLP III | Investment, Identifier [Axis]: Convey Health Solutions, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% 5.25% 5.25% 5.25% 5.25% 5.25%        
Interest Rate 10.66% 10.66% 10.66% 10.74% 10.74% 10.74%        
Principal Amount or Par Value $ 12,805     $ 12,838            
Cost 12,550     12,559            
Fair Value $ 11,139     $ 11,483            
SLP III | Investment, Identifier [Axis]: Cornerstone OnDemand, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.19% 9.19% 9.19% 9.22% 9.22% 9.22%        
Principal Amount or Par Value $ 2,579     $ 3,527            
Cost 2,570     3,514            
Fair Value $ 2,536     $ 3,432            
SLP III | Investment, Identifier [Axis]: Covenant Surgical Partners, Inc., First lien - Funded 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       4.00% 4.00% 4.00%        
Interest Rate       9.38% 9.38% 9.38%        
Principal Amount or Par Value       $ 9,583            
Cost       9,545            
Fair Value       $ 7,539            
SLP III | Investment, Identifier [Axis]: Covenant Surgical Partners, Inc., First lien - Funded 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       4.00% 4.00% 4.00%        
Interest Rate       9.38% 9.38% 9.38%        
Principal Amount or Par Value       $ 2,000            
Cost       1,989            
Fair Value       $ 1,573            
SLP III | Investment, Identifier [Axis]: DG Investment Intermediate Holdings 2, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.19% 9.19% 9.19% 9.22% 9.22% 9.22%        
Principal Amount or Par Value $ 7,294     $ 7,313            
Cost 7,275     7,293            
Fair Value $ 7,298     $ 7,263            
SLP III | Investment, Identifier [Axis]: Dealer Tire Financial, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 4.50% 4.50% 4.50%        
Interest Rate 9.08% 9.08% 9.08% 9.86% 9.86% 9.86%        
Principal Amount or Par Value $ 9,604     $ 9,628            
Cost 9,581     9,617            
Fair Value $ 9,688     $ 9,680            
SLP III | Investment, Identifier [Axis]: Discovery Purchaser Corporation, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.38% 4.38% 4.38% 4.38% 4.38% 4.38%        
Interest Rate 9.71% 9.71% 9.71% 9.77% 9.77% 9.77%        
Principal Amount or Par Value $ 7,510     $ 7,029            
Cost 7,029     6,538            
Fair Value $ 7,506     $ 6,943            
SLP III | Investment, Identifier [Axis]: Dispatch Acquisition Holdings, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 9.70% 9.70% 9.70% 9.75% 9.75% 9.75%        
Principal Amount or Par Value $ 15,408     $ 15,448            
Cost 15,083     15,105            
Fair Value $ 14,359     $ 14,550            
SLP III | Investment, Identifier [Axis]: EAB Global, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% 3.50% 3.50% 3.50% 3.50% 3.50%        
Interest Rate 8.94% 8.94% 8.94% 8.97% 8.97% 8.97%        
Principal Amount or Par Value $ 2,837     $ 3,960            
Cost 2,813     3,929            
Fair Value $ 2,844     $ 3,958            
SLP III | Investment, Identifier [Axis]: Eagle Parent Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 9.55% 9.55% 9.55% 9.60% 9.60% 9.60%        
Principal Amount or Par Value $ 7,449     $ 7,468            
Cost 7,332     7,346            
Fair Value $ 7,399     $ 7,403            
SLP III | Investment, Identifier [Axis]: Eisner Advisory Group LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 5.25% 5.25% 5.25%        
Interest Rate 9.33% 9.33% 9.33% 10.72% 10.72% 10.72%        
Principal Amount or Par Value $ 6,709     $ 2,190            
Cost 6,642     2,113            
Fair Value $ 6,744     $ 2,195            
SLP III | Investment, Identifier [Axis]: EyeCare Partners, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       3.75% 3.75% 3.75%        
Interest Rate       9.39% 9.39% 9.39%        
Principal Amount or Par Value       $ 12,210            
Cost       12,202            
Fair Value       $ 6,114            
SLP III | Investment, Identifier [Axis]: Foundational Education Group, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 4.25% 4.25% 4.25%        
Interest Rate 9.32% 9.32% 9.32% 9.89% 9.89% 9.89%        
Principal Amount or Par Value $ 10,663     $ 9,601            
Cost 10,567     9,508            
Fair Value $ 10,663     $ 9,601            
SLP III | Investment, Identifier [Axis]: Groundworks, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% 3.50% 3.50% 6.50% 6.50% 6.50%        
Interest Rate 8.83% 8.83% 8.83% 11.90% 11.90% 11.90%        
Principal Amount or Par Value $ 5,449     $ 1,432            
Cost 5,394     1,395            
Fair Value 5,394     1,419            
SLP III | Investment, Identifier [Axis]: Groundworks, LLC, First lien - Unfunded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 1,003     65            
Cost (5)     (1)            
Fair Value $ (5)     $ (1)            
SLP III | Investment, Identifier [Axis]: Heartland Dental, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% 5.00% 5.00% 5.00% 5.00% 5.00%        
Interest Rate 10.33% 10.33% 10.33% 10.36% 10.36% 10.36%        
Principal Amount or Par Value $ 14,142     $ 14,178            
Cost 13,657     13,668            
Fair Value $ 14,186     $ 14,160            
SLP III | Investment, Identifier [Axis]: Help/Systems Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.00% 4.00% 4.00%        
Interest Rate 9.43% 9.43% 9.43% 9.48% 9.48% 9.48%        
Principal Amount or Par Value $ 17,836     $ 17,883            
Cost 17,755     17,795            
Fair Value $ 17,287     $ 17,048            
SLP III | Investment, Identifier [Axis]: Higginbotham Insurance Agency, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% 5.50% 5.50% 5.50% 5.50% 5.50%        
Interest Rate 10.93% 10.93% 10.93% 10.96% 10.96% 10.96%        
Principal Amount or Par Value $ 8,964     $ 8,987            
Cost 8,917     8,938            
Fair Value $ 8,964     $ 8,987            
SLP III | Investment, Identifier [Axis]: HighTower Holding, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.00% 4.00% 4.00%        
Interest Rate 9.59% 9.59% 9.59% 9.64% 9.64% 9.64%        
Principal Amount or Par Value $ 4,717     $ 4,729            
Cost 4,687     4,697            
Fair Value $ 4,731     $ 4,720            
SLP III | Investment, Identifier [Axis]: Houghton Mifflin Harcourt Company, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% 5.25% 5.25% 5.25% 5.25% 5.25%        
Interest Rate 10.68% 10.68% 10.68% 10.71% 10.71% 10.71%        
Principal Amount or Par Value $ 8,131     $ 8,151            
Cost 7,887     7,898            
Fair Value $ 8,071     $ 8,009            
SLP III | Investment, Identifier [Axis]: Hub International Limited, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.25% 3.25% 3.25% 4.25% 4.25% 4.25%        
Interest Rate 8.57% 8.57% 8.57% 9.66% 9.66% 9.66%        
Principal Amount or Par Value $ 4,326     $ 6,426            
Cost 4,321     6,363            
Fair Value $ 4,331     $ 6,463            
SLP III | Investment, Identifier [Axis]: Hunter Holdco 3 Limited, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       4.25% 4.25% 4.25%        
Interest Rate       9.70% 9.70% 9.70%        
Principal Amount or Par Value       $ 3,000            
Cost       2,978            
Fair Value       $ 2,998            
SLP III | Investment, Identifier [Axis]: Idera, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.21% 9.21% 9.21% 9.28% 9.28% 9.28%        
Principal Amount or Par Value $ 15,591     $ 15,642            
Cost 15,582     15,633            
Fair Value $ 15,552     $ 15,584            
SLP III | Investment, Identifier [Axis]: Inizio Group Limited, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25%              
Interest Rate 9.70% 9.70% 9.70%              
Principal Amount or Par Value $ 4,500                  
Cost 4,464                  
Fair Value $ 4,500                  
SLP III | Investment, Identifier [Axis]: Kestra Advisor Services Holdings A, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.25% 4.25% 4.25%        
Interest Rate 9.30% 9.30% 9.30% 9.70% 9.70% 9.70%        
Principal Amount or Par Value $ 10,047     $ 11,811            
Cost 10,022     11,778            
Fair Value $ 10,072     $ 11,841            
SLP III | Investment, Identifier [Axis]: LI Group Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% 3.50% 3.50% 3.50% 3.50% 3.50%        
Interest Rate 9.07% 9.07% 9.07% 8.97% 8.97% 8.97%        
Principal Amount or Par Value $ 3,737     $ 3,749            
Cost 3,731     3,743            
Fair Value $ 3,751     $ 3,763            
SLP III | Investment, Identifier [Axis]: LSCS Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.94% 9.94% 9.94% 9.97% 9.97% 9.97%        
Principal Amount or Par Value $ 9,175     $ 7,491            
Cost 9,105     7,462            
Fair Value 9,066     7,407            
SLP III | Investment, Identifier [Axis]: Largest Portfolio Company Investment                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value $ 17,836     $ 17,883            
SLP III | Investment, Identifier [Axis]: MED ParentCo, LP, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 9.69% 9.69% 9.69% 9.72% 9.72% 9.72%        
Principal Amount or Par Value $ 12,426     $ 12,458            
Cost 12,379     12,407            
Fair Value $ 12,424     $ 12,361            
SLP III | Investment, Identifier [Axis]: MH Sub I, LLC (Micro Holding Corp.), First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 9.58% 9.58% 9.58% 9.61% 9.61% 9.61%        
Principal Amount or Par Value $ 7,130     $ 3,558            
Cost 6,986     3,479            
Fair Value $ 7,099     $ 3,505            
SLP III | Investment, Identifier [Axis]: Marcel Bidco LLC (Marcel Bidco GmbH), First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.81% 9.81% 9.81% 9.13% 9.13% 9.13%        
Principal Amount or Par Value $ 2,837     $ 2,837            
Cost 2,796     2,795            
Fair Value $ 2,863     $ 2,856            
SLP III | Investment, Identifier [Axis]: Maverick Bidco Inc., First lien - Funded 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 3.75% 3.75% 3.75%        
Interest Rate 9.82% 9.82% 9.82% 9.28% 9.28% 9.28%        
Principal Amount or Par Value $ 2,481     $ 3,920            
Cost 2,376     3,907            
Fair Value $ 2,478     $ 3,875            
SLP III | Investment, Identifier [Axis]: Maverick Bidco Inc., First lien - Funded 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75%              
Interest Rate 9.21% 9.21% 9.21%              
Principal Amount or Par Value $ 3,910                  
Cost 3,898                  
Fair Value $ 3,904                  
SLP III | Investment, Identifier [Axis]: Maverick Bidco Inc., First lien - Funded 3                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% 5.00% 5.00% 5.00% 5.00% 5.00%        
Interest Rate 10.42% 10.42% 10.42% 10.47% 10.47% 10.47%        
Principal Amount or Par Value $ 1,980     $ 1,985            
Cost 1,903     1,904            
Fair Value $ 1,977     $ 1,962            
SLP III | Investment, Identifier [Axis]: Maverick Bidco Inc., First lien - Funded. 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       4.25% 4.25% 4.25%        
Interest Rate       9.89% 9.89% 9.89%        
Principal Amount or Par Value       $ 2,488            
Cost       2,377            
Fair Value       $ 2,463            
SLP III | Investment, Identifier [Axis]: Mavis Tire Express Services Topco Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       4.00% 4.00% 4.00%        
Interest Rate       9.47% 9.47% 9.47%        
Principal Amount or Par Value       $ 4,131            
Cost       4,118            
Fair Value       $ 4,144            
SLP III | Investment, Identifier [Axis]: Mavis Tire Express Services Topco, Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75%              
Interest Rate 9.08% 9.08% 9.08%              
Principal Amount or Par Value $ 4,121                  
Cost 4,108                  
Fair Value $ 4,133                  
SLP III | Investment, Identifier [Axis]: Netsmart, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.19% 9.19% 9.19% 9.22% 9.22% 9.22%        
Principal Amount or Par Value $ 3,890     $ 3,900            
Cost 3,890     3,900            
Fair Value $ 3,903     $ 3,913            
SLP III | Investment, Identifier [Axis]: Nielsen Consumer Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.25% 6.25% 6.25% 6.25% 6.25% 6.25%        
Interest Rate 11.58% 11.58% 11.58% 11.61% 11.61% 11.61%        
Principal Amount or Par Value $ 14,888     $ 14,925            
Cost 13,437     13,402            
Fair Value $ 14,813     $ 14,639            
SLP III | Investment, Identifier [Axis]: OMNIA Partners, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 4.25% 4.25% 4.25%        
Interest Rate 9.07% 9.07% 9.07% 9.63% 9.63% 9.63%        
Principal Amount or Par Value $ 6,459     $ 5,919            
Cost 6,398     5,862            
Fair Value $ 6,495     5,960            
SLP III | Investment, Identifier [Axis]: OMNIA Partners, LLC, First lien - Unfunded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value       556            
Cost       (3)            
Fair Value       $ 4            
SLP III | Investment, Identifier [Axis]: Optiv Parent Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% 5.25% 5.25% 5.25% 5.25% 5.25%        
Interest Rate 10.57% 10.57% 10.57% 10.63% 10.63% 10.63%        
Principal Amount or Par Value $ 3,635     $ 6,585            
Cost 3,540     6,396            
Fair Value $ 3,531     $ 6,308            
SLP III | Investment, Identifier [Axis]: Osaic Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.83% 9.83% 9.83% 9.86% 9.86% 9.86%        
Principal Amount or Par Value $ 9,626     $ 9,650            
Cost 9,539     9,559            
Fair Value $ 9,675     $ 9,693            
SLP III | Investment, Identifier [Axis]: Osmosis Buyer Limited, First lien - Funded 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.07% 9.07% 9.07% 9.09% 9.09% 9.09%        
Principal Amount or Par Value $ 8,165     $ 2,494            
Cost 8,123     2,457            
Fair Value $ 8,183     $ 2,499            
SLP III | Investment, Identifier [Axis]: Osmosis Buyer Limited, First lien - Funded 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 9.58% 9.58% 9.58% 9.60% 9.60% 9.60%        
Principal Amount or Par Value $ 2,612     $ 2,405            
Cost 2,537     2,333            
Fair Value 2,624     2,418            
SLP III | Investment, Identifier [Axis]: Osmosis Buyer Limited, First lien - Unfunded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 299     506            
Cost 0     0            
Fair Value $ 1     $ 3            
SLP III | Investment, Identifier [Axis]: Pearls (Netherlands) Bidco B.V., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.06% 9.06% 9.06% 9.13% 9.13% 9.13%        
Principal Amount or Par Value $ 1,706     $ 1,710            
Cost 1,703     1,707            
Fair Value $ 1,706     $ 1,698            
SLP III | Investment, Identifier [Axis]: Peraton Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.18% 9.18% 9.18% 9.21% 9.21% 9.21%        
Principal Amount or Par Value $ 4,136     $ 4,147            
Cost 4,123     4,133            
Fair Value $ 4,139     $ 4,161            
SLP III | Investment, Identifier [Axis]: Perforce Software, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.75% 4.75% 4.75%              
Interest Rate 10.08% 10.08% 10.08%              
Principal Amount or Par Value $ 5,192                  
Cost 5,166                  
Fair Value $ 5,166                  
SLP III | Investment, Identifier [Axis]: Physician Partners, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.00% 4.00% 4.00%        
Interest Rate 9.46% 9.46% 9.46% 9.53% 9.53% 9.53%        
Principal Amount or Par Value $ 4,220     $ 4,231            
Cost 4,188     4,197            
Fair Value $ 3,176     $ 4,010            
SLP III | Investment, Identifier [Axis]: Planview Parent, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.00% 4.00% 4.00%        
Interest Rate 9.56% 9.56% 9.56% 9.61% 9.61% 9.61%        
Principal Amount or Par Value $ 10,693     $ 10,721            
Cost 10,511     10,528            
Fair Value $ 10,669     $ 10,669            
SLP III | Investment, Identifier [Axis]: Premise Health Holding Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       3.75% 3.75% 3.75%        
Interest Rate       9.25% 9.25% 9.25%        
Principal Amount or Par Value       $ 7,328            
Cost       7,319            
Fair Value       $ 7,200            
SLP III | Investment, Identifier [Axis]: Project Alpha Intermediate Holding, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.75% 4.75% 4.75% 4.75% 4.75% 4.75%        
Interest Rate 10.06% 10.06% 10.06% 10.11% 10.11% 10.11%        
Principal Amount or Par Value $ 13,745     $ 13,745            
Cost 13,481     13,474            
Fair Value $ 13,833     $ 13,859            
SLP III | Investment, Identifier [Axis]: Project Ruby Ultimate Parent Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.25% 3.25% 3.25%              
Interest Rate 8.69% 8.69% 8.69%              
Principal Amount or Par Value $ 4,296                  
Cost 4,283                  
Fair Value $ 4,297                  
SLP III | Investment, Identifier [Axis]: Project Ruby Ultimate Parent Corp., First lien - Funded 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       5.75% 5.75% 5.75%        
Interest Rate       11.22% 11.22% 11.22%        
Principal Amount or Par Value       $ 4,938            
Cost       4,817            
Fair Value       $ 5,018            
SLP III | Investment, Identifier [Axis]: Project Ruby Ultimate Parent Corp., First lien - Funded 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       3.25% 3.25% 3.25%        
Interest Rate       8.72% 8.72% 8.72%        
Principal Amount or Par Value       $ 4,308            
Cost       4,293            
Fair Value       $ 4,310            
SLP III | Investment, Identifier [Axis]: Quartz Holding Company, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00%              
Interest Rate 9.30% 9.30% 9.30%              
Principal Amount or Par Value $ 9,156                  
Cost 9,110                  
Fair Value $ 9,150                  
SLP III | Investment, Identifier [Axis]: RLG Holdings, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 9.69% 9.69% 9.69% 9.72% 9.72% 9.72%        
Principal Amount or Par Value $ 5,712     $ 5,727            
Cost 5,693     5,707            
Fair Value $ 5,661     $ 5,403            
SLP III | Investment, Identifier [Axis]: RealPage, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.00% 3.00% 3.00% 3.00% 3.00% 3.00%        
Interest Rate 8.44% 8.44% 8.44% 8.47% 8.47% 8.47%        
Principal Amount or Par Value $ 4,294     $ 4,305            
Cost 4,287     4,298            
Fair Value $ 4,182     $ 4,288            
SLP III | Investment, Identifier [Axis]: Renaissance Holding Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.75% 4.75% 4.75%        
Interest Rate 9.58% 9.58% 9.58% 10.11% 10.11% 10.11%        
Principal Amount or Par Value $ 6,596     $ 6,612            
Cost 6,418     6,429            
Fair Value $ 6,615     $ 6,644            
SLP III | Investment, Identifier [Axis]: RxB Holdings, Inc., First lien - Funded 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% 5.25% 5.25% 4.50% 4.50% 4.50%        
Interest Rate 10.58% 10.58% 10.58% 9.97% 9.97% 9.97%        
Principal Amount or Par Value $ 3,660     $ 6,339            
Cost 3,581     6,247            
Fair Value $ 3,679     $ 6,327            
SLP III | Investment, Identifier [Axis]: RxB Holdings, Inc., First lien - Funded 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 5.25% 5.25% 5.25%        
Interest Rate 9.94% 9.94% 9.94% 10.61% 10.61% 10.61%        
Principal Amount or Par Value $ 6,323     $ 3,669            
Cost 6,236     3,586            
Fair Value $ 6,346     $ 3,669            
SLP III | Investment, Identifier [Axis]: Sierra Enterprises, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 2.50% 2.50% 2.50% 2.50% 2.50% 2.50%        
PIK 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 12.06% 12.06% 12.06% 12.13% 12.13% 12.13%        
Principal Amount or Par Value $ 2,505     $ 2,484            
Cost 2,504     2,483            
Fair Value $ 2,474     $ 2,304            
SLP III | Investment, Identifier [Axis]: Snap One Holdings Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.95% 9.95% 9.95% 10.00% 10.00% 10.00%        
Principal Amount or Par Value $ 6,539     $ 6,556            
Cost 6,491     6,506            
Fair Value $ 6,543     $ 6,425            
SLP III | Investment, Identifier [Axis]: Spring Education Group, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.81% 9.81% 9.81% 9.85% 9.85% 9.85%        
Principal Amount or Par Value $ 12,318     $ 12,349            
Cost 12,171     12,198            
Fair Value $ 12,392     $ 12,390            
SLP III | Investment, Identifier [Axis]: Storable, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% 3.50% 3.50% 3.50% 3.50% 3.50%        
Interest Rate 8.78% 8.78% 8.78% 8.86% 8.86% 8.86%        
Principal Amount or Par Value $ 3,775     $ 3,785            
Cost 3,769     3,779            
Fair Value $ 3,776     $ 3,782            
SLP III | Investment, Identifier [Axis]: Symplr Software, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.91% 9.91% 9.91% 9.98% 9.98% 9.98%        
Principal Amount or Par Value $ 15,520     $ 15,560            
Cost 15,435     15,470            
Fair Value $ 14,643     $ 13,978            
SLP III | Investment, Identifier [Axis]: Syndigo LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.94% 9.94% 9.94% 9.97% 9.97% 9.97%        
Principal Amount or Par Value $ 14,789     $ 14,588            
Cost 14,724     14,519            
Fair Value $ 14,752     $ 14,588            
SLP III | Investment, Identifier [Axis]: TMF Sapphire Bidco B.V., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 5.00% 5.00% 5.00%        
Interest Rate 9.33% 9.33% 9.33% 10.41% 10.41% 10.41%        
Principal Amount or Par Value $ 2,660     $ 2,667            
Cost 2,612     2,616            
Fair Value $ 2,672     $ 2,685            
SLP III | Investment, Identifier [Axis]: TRC Companies LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.19% 9.19% 9.19% 9.22% 9.22% 9.22%        
Principal Amount or Par Value $ 13,491     $ 13,525            
Cost 13,438     13,470            
Fair Value $ 13,481     $ 13,548            
SLP III | Investment, Identifier [Axis]: Therapy Brands Holdings LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.00% 4.00% 4.00%        
Interest Rate 9.44% 9.44% 9.44% 9.47% 9.47% 9.47%        
Principal Amount or Par Value $ 4,047     $ 4,058            
Cost 4,034     4,043            
Fair Value $ 3,784     $ 3,763            
SLP III | Investment, Identifier [Axis]: Thermostat Purchaser III, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.99% 9.99% 9.99% 10.04% 10.04% 10.04%        
Principal Amount or Par Value $ 6,543     $ 6,560            
Cost 6,520     6,535            
Fair Value 6,470     6,475            
SLP III | Investment, Identifier [Axis]: Top Five Largest Portfolio Company Investments                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value $ 79,243     $ 79,458            
SLP III | Investment, Identifier [Axis]: UKG Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% 3.50% 3.50% 4.50% 4.50% 4.50%        
Interest Rate 8.81% 8.81% 8.81% 9.99% 9.99% 9.99%        
Principal Amount or Par Value $ 3,841     $ 4,975            
Cost 3,837     4,880            
Fair Value $ 3,862     $ 5,004            
SLP III | Investment, Identifier [Axis]: USI, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.00% 3.00% 3.00% 3.00% 3.00% 3.00%        
Interest Rate 8.30% 8.30% 8.30% 8.35% 8.35% 8.35%        
Principal Amount or Par Value $ 2,440     $ 2,446            
Cost 2,399     2,403            
Fair Value $ 2,444     $ 2,456            
SLP III | Investment, Identifier [Axis]: VSTG Intermediate Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.75% 4.75% 4.75%              
Interest Rate 10.05% 10.05% 10.05%              
Principal Amount or Par Value $ 4,490                  
Cost 4,468                  
Fair Value $ 4,495                  
SLP III | Investment, Identifier [Axis]: Valcour Packaging, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.19% 9.19% 9.19% 9.21% 9.21% 9.21%        
Principal Amount or Par Value $ 4,448     $ 4,459            
Cost 4,438     4,449            
Fair Value $ 3,499     $ 3,552            
SLP III | Investment, Identifier [Axis]: WatchGuard Technologies, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% 5.25% 5.25% 5.25% 5.25% 5.25%        
Interest Rate 10.58% 10.58% 10.58% 10.60% 10.60% 10.60%        
Principal Amount or Par Value $ 5,224     $ 5,237            
Cost 4,941     4,944            
Fair Value $ 5,155     $ 5,045            
SLP III | Investment, Identifier [Axis]: Waystar Technologies, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.00% 4.00% 4.00%        
Interest Rate 9.33% 9.33% 9.33% 9.47% 9.47% 9.47%        
Principal Amount or Par Value $ 4,983     $ 3,983            
Cost 4,977     3,978            
Fair Value $ 5,000     $ 4,003            
SLP III | Investment, Identifier [Axis]: Wrench Group LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00%              
Interest Rate 9.57% 9.57% 9.57%              
Principal Amount or Par Value $ 14,215                  
Cost 14,189                  
Fair Value $ 14,283                  
SLP III | Investment, Identifier [Axis]: Wrench Group LLC, First lien - Funded 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       4.00% 4.00% 4.00%        
Interest Rate       9.61% 9.61% 9.61%        
Principal Amount or Par Value       $ 7,743            
Cost       7,732            
Fair Value       $ 7,772            
SLP III | Investment, Identifier [Axis]: Wrench Group LLC, First lien - Funded 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       4.50% 4.50% 4.50%        
Interest Rate       9.95% 9.95% 9.95%        
Principal Amount or Par Value       $ 5,473            
Cost       5,386            
Fair Value       $ 5,495            
SLP III | Investment, Identifier [Axis]: Zest Acquisition Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% 5.50% 5.50% 5.50% 5.50% 5.50%        
Interest Rate 10.83% 10.83% 10.83% 10.86% 10.86% 10.86%        
Principal Amount or Par Value $ 4,062     $ 4,072            
Cost 3,923     3,926            
Fair Value $ 4,047     $ 3,999            
SLP III | Investment, Identifier [Axis]: athenahealth Group Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.25% 3.25% 3.25% 3.25% 3.25% 3.25%        
Interest Rate 8.58% 8.58% 8.58% 8.61% 8.61% 8.61%        
Principal Amount or Par Value $ 6,825     $ 6,843            
Cost 6,604     6,612            
Fair Value $ 6,769     $ 6,828            
SLP III | Investment, Identifier [Axis]: eResearchTechnology, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.94% 9.94% 9.94% 9.96% 9.96% 9.96%        
Principal Amount or Par Value $ 3,622     $ 3,632            
Cost 3,622     3,631            
Fair Value 3,637     3,632            
SLP IV                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 488,285     482,776            
Cost 481,388     476,017            
Fair Value 480,185     467,886            
SLP IV | Funded Investments                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 487,312     481,984            
Cost 481,392     476,019            
Fair Value 480,172     467,881            
SLP IV | Unfunded Investments                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 973     792            
Cost (4)     (2)            
Fair Value $ 13     $ 5            
SLP IV | Investment, Identifier [Axis]: ADG, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 1.00% 1.00% 1.00% 1.00% 1.00% 1.00%        
PIK 3.00% 3.00% 3.00% 3.00% 3.00% 3.00%        
Interest Rate 9.43% 9.43% 9.43% 9.54% 9.54% 9.54%        
Principal Amount or Par Value $ 17,532     $ 17,400            
Cost 17,526     17,394            
Fair Value $ 15,300     $ 14,967            
SLP IV | Investment, Identifier [Axis]: ADMI Corp. (aka Aspen Dental), First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.19% 9.19% 9.19% 9.22% 9.22% 9.22%        
Principal Amount or Par Value $ 1,828     $ 1,833            
Cost 1,822     1,827            
Fair Value $ 1,770     $ 1,744            
SLP IV | Investment, Identifier [Axis]: Aretec Group, Inc. (fka RCS Capital Corporation), First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.93% 9.93% 9.93% 9.96% 9.96% 9.96%        
Principal Amount or Par Value $ 4,792     $ 4,804            
Cost 4,691     4,700            
Fair Value $ 4,823     $ 4,810            
SLP IV | Investment, Identifier [Axis]: Artera Services, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       3.50% 3.50% 3.50%        
Interest Rate       8.95% 8.95% 8.95%        
Principal Amount or Par Value       $ 4,068            
Cost       4,057            
Fair Value       $ 3,832            
SLP IV | Investment, Identifier [Axis]: Ascensus Group Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% 3.50% 3.50% 3.50% 3.50% 3.50%        
Interest Rate 8.94% 8.94% 8.94% 8.97% 8.97% 8.97%        
Principal Amount or Par Value $ 4,160     $ 4,171            
Cost 4,146     4,156            
Fair Value $ 4,150     $ 4,171            
SLP IV | Investment, Identifier [Axis]: BCPE Empire Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.75% 4.75% 4.75%        
Interest Rate 9.33% 9.33% 9.33% 10.11% 10.11% 10.11%        
Principal Amount or Par Value $ 5,325     $ 4,353            
Cost 5,285     4,313            
Fair Value $ 5,339     $ 4,371            
SLP IV | Investment, Identifier [Axis]: BIFM CA Buyer Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25%              
Interest Rate 9.57% 9.57% 9.57%              
Principal Amount or Par Value $ 2,723                  
Cost 2,687                  
Fair Value $ 2,737                  
SLP IV | Investment, Identifier [Axis]: Bach Finance Limited, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75%              
Interest Rate 9.07% 9.07% 9.07%              
Principal Amount or Par Value $ 1,615                  
Cost 1,611                  
Fair Value $ 1,621                  
SLP IV | Investment, Identifier [Axis]: Barracuda Parent, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.81% 9.81% 9.81% 9.88% 9.88% 9.88%        
Principal Amount or Par Value $ 4,938     $ 4,950            
Cost 4,816     4,824            
Fair Value $ 4,917     $ 4,851            
SLP IV | Investment, Identifier [Axis]: Bayou Intermediate II, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 10.08% 10.08% 10.08% 10.15% 10.15% 10.15%        
Principal Amount or Par Value $ 8,917     $ 8,940            
Cost 8,878     8,899            
Fair Value $ 8,873     $ 8,549            
SLP IV | Investment, Identifier [Axis]: Bella Holding Company, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75%              
Interest Rate 9.18% 9.18% 9.18%              
Principal Amount or Par Value $ 751                  
Cost 749                  
Fair Value $ 750                  
SLP IV | Investment, Identifier [Axis]: Bella Holding Company, LLC., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       3.75% 3.75% 3.75%        
Interest Rate       9.21% 9.21% 9.21%        
Principal Amount or Par Value       $ 753            
Cost       751            
Fair Value       $ 748            
SLP IV | Investment, Identifier [Axis]: Bleriot US Bidco Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.00% 4.00% 4.00%        
Interest Rate 9.57% 9.57% 9.57% 9.61% 9.61% 9.61%        
Principal Amount or Par Value $ 3,890     $ 3,900            
Cost 3,873     3,882            
Fair Value $ 3,910     $ 3,921            
SLP IV | Investment, Identifier [Axis]: Boxer Parent Company Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 9.58% 9.58% 9.58% 9.60% 9.60% 9.60%        
Principal Amount or Par Value $ 9,463     $ 8,987            
Cost 9,377     8,897            
Fair Value $ 9,529     $ 9,070            
SLP IV | Investment, Identifier [Axis]: Bracket Intermediate Holding Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% 5.00% 5.00% 5.00% 5.00% 5.00%        
Interest Rate 10.40% 10.40% 10.40% 10.45% 10.45% 10.45%        
Principal Amount or Par Value $ 4,383     $ 4,394            
Cost 4,270     4,275            
Fair Value $ 4,404     $ 4,402            
SLP IV | Investment, Identifier [Axis]: Brown Group Holding, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.00% 3.00% 3.00% 3.75% 3.75% 3.75%        
Interest Rate 8.32% 8.32% 8.32% 9.13% 9.13% 9.13%        
Principal Amount or Par Value $ 3,648     $ 5,370            
Cost 3,581     5,255            
Fair Value $ 3,653     $ 5,393            
SLP IV | Investment, Identifier [Axis]: CE Intermediate I, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% 3.50% 3.50% 3.50% 3.50% 3.50%        
Interest Rate 8.95% 8.95% 8.95% 9.02% 9.02% 9.02%        
Principal Amount or Par Value $ 8,075     $ 8,095            
Cost 8,033     8,052            
Fair Value $ 8,049     $ 8,035            
SLP IV | Investment, Identifier [Axis]: CHA Holdings, Inc., First lien - Funded 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       4.50% 4.50% 4.50%        
Interest Rate       10.15% 10.15% 10.15%        
Principal Amount or Par Value       $ 10,692            
Cost       10,682            
Fair Value       $ 10,692            
SLP IV | Investment, Identifier [Axis]: CHA Holdings, Inc., First lien - Funded 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       4.50% 4.50% 4.50%        
Interest Rate       9.97% 9.97% 9.97%        
Principal Amount or Par Value       $ 1,963            
Cost       1,961            
Fair Value       $ 1,963            
SLP IV | Investment, Identifier [Axis]: CVET Midco 2, L.P., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% 5.00% 5.00% 5.00% 5.00% 5.00%        
Interest Rate 10.31% 10.31% 10.31% 10.35% 10.35% 10.35%        
Principal Amount or Par Value $ 6,640     $ 6,656            
Cost 6,474     6,481            
Fair Value $ 6,653     $ 6,659            
SLP IV | Investment, Identifier [Axis]: CentralSquare Technologies, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.18% 9.18% 9.18% 9.25% 9.25% 9.25%        
Principal Amount or Par Value $ 14,212     $ 14,250            
Cost 14,204     14,240            
Fair Value $ 14,213     $ 13,817            
SLP IV | Investment, Identifier [Axis]: Cloudera, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.18% 9.18% 9.18% 9.21% 9.21% 9.21%        
Principal Amount or Par Value $ 6,016     $ 4,308            
Cost 5,906     4,202            
Fair Value $ 5,998     $ 4,279            
SLP IV | Investment, Identifier [Axis]: CommerceHub, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00%              
Interest Rate 9.48% 9.48% 9.48%              
Principal Amount or Par Value $ 4,099                  
Cost 3,926                  
Fair Value $ 3,980                  
SLP IV | Investment, Identifier [Axis]: Confluent Health, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.00% 4.00% 4.00%        
Interest Rate 9.44% 9.44% 9.44% 9.47% 9.47% 9.47%        
Principal Amount or Par Value $ 6,540     $ 7,338            
Cost 6,516     7,309            
Fair Value $ 6,475     $ 7,210            
SLP IV | Investment, Identifier [Axis]: Confluent Medical Technologies, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.06% 9.06% 9.06% 9.10% 9.10% 9.10%        
Principal Amount or Par Value $ 6,878     $ 6,878            
Cost 6,852     6,851            
Fair Value $ 6,877     $ 6,877            
SLP IV | Investment, Identifier [Axis]: Convey Health Solutions, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% 5.25% 5.25% 5.25% 5.25% 5.25%        
Interest Rate 10.66% 10.66% 10.66% 10.74% 10.74% 10.74%        
Principal Amount or Par Value $ 4,925     $ 4,938            
Cost 4,827     4,830            
Fair Value $ 4,284     $ 4,417            
SLP IV | Investment, Identifier [Axis]: Cornerstone OnDemand, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.19% 9.19% 9.19% 9.22% 9.22% 9.22%        
Principal Amount or Par Value $ 1,842     $ 2,519            
Cost 1,836     2,510            
Fair Value $ 1,811     $ 2,452            
SLP IV | Investment, Identifier [Axis]: Dealer Tire Financial, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 4.50% 4.50% 4.50%        
Interest Rate 9.08% 9.08% 9.08% 9.86% 9.86% 9.86%        
Principal Amount or Par Value $ 10,533     $ 10,559            
Cost 10,508     10,538            
Fair Value $ 10,625     $ 10,617            
SLP IV | Investment, Identifier [Axis]: Discovery Purchaser Corporation, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.38% 4.38% 4.38% 4.38% 4.38% 4.38%        
Interest Rate 9.71% 9.71% 9.71% 9.77% 9.77% 9.77%        
Principal Amount or Par Value $ 5,832     $ 5,346            
Cost 5,463     4,972            
Fair Value $ 5,828     $ 5,280            
SLP IV | Investment, Identifier [Axis]: Dispatch Acquisition Holdings, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 9.70% 9.70% 9.70% 9.75% 9.75% 9.75%        
Principal Amount or Par Value $ 9,749     $ 9,774            
Cost 9,665     9,686            
Fair Value $ 9,085     $ 9,206            
SLP IV | Investment, Identifier [Axis]: EAB Global, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% 3.50% 3.50% 3.50% 3.50% 3.50%        
Interest Rate 8.94% 8.94% 8.94% 8.97% 8.97% 8.97%        
Principal Amount or Par Value $ 2,478     $ 4,369            
Cost 2,460     4,340            
Fair Value $ 2,484     $ 4,367            
SLP IV | Investment, Identifier [Axis]: Eagle Parent Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 9.55% 9.55% 9.55% 9.60% 9.60% 9.60%        
Principal Amount or Par Value $ 7,462     $ 7,481            
Cost 7,355     7,369            
Fair Value $ 7,412     $ 7,415            
SLP IV | Investment, Identifier [Axis]: Eisner Advisory Group LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 5.25% 5.25% 5.25%        
Interest Rate 9.33% 9.33% 9.33% 10.72% 10.72% 10.72%        
Principal Amount or Par Value $ 5,077     $ 1,689            
Cost 5,026     1,630            
Fair Value $ 5,104     $ 1,694            
SLP IV | Investment, Identifier [Axis]: EyeCare Partners, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       3.75% 3.75% 3.75%        
Interest Rate       9.39% 9.39% 9.39%        
Principal Amount or Par Value       $ 9,825            
Cost       9,807            
Fair Value       $ 4,932            
SLP IV | Investment, Identifier [Axis]: Foundational Education Group, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 4.25% 4.25% 4.25%        
Interest Rate 9.32% 9.32% 9.32% 9.89% 9.89% 9.89%        
Principal Amount or Par Value $ 8,431     $ 8,453            
Cost 8,328     8,344            
Fair Value $ 8,431     $ 8,453            
SLP IV | Investment, Identifier [Axis]: Geo Parent Corporation, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% 5.25% 5.25% 5.25% 5.25% 5.25%        
Interest Rate 10.50% 10.50% 10.50% 10.80% 10.80% 10.80%        
Principal Amount or Par Value $ 9,634     $ 9,634            
Cost 9,485     9,479            
Fair Value $ 9,634     $ 9,634            
SLP IV | Investment, Identifier [Axis]: Groundworks, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% 3.50% 3.50%              
Interest Rate 8.83% 8.83% 8.83%              
Principal Amount or Par Value $ 4,123                  
Cost 4,082                  
Fair Value 4,082                  
SLP IV | Investment, Identifier [Axis]: Groundworks, LLC, First lien - Unfunded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 759                  
Cost (4)                  
Fair Value $ (4)                  
SLP IV | Investment, Identifier [Axis]: Heartland Dental, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% 5.00% 5.00% 5.00% 5.00% 5.00%        
Interest Rate 10.33% 10.33% 10.33% 10.36% 10.36% 10.36%        
Principal Amount or Par Value $ 7,586     $ 7,605            
Cost 7,326     7,332            
Fair Value $ 7,609     $ 7,596            
SLP IV | Investment, Identifier [Axis]: Help/Systems Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.00% 4.00% 4.00%        
Interest Rate 9.43% 9.43% 9.43% 9.48% 9.48% 9.48%        
Principal Amount or Par Value $ 9,682     $ 9,707            
Cost 9,664     9,687            
Fair Value $ 9,384     $ 9,254            
SLP IV | Investment, Identifier [Axis]: Houghton Mifflin Harcourt Company, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% 5.25% 5.25% 5.25% 5.25% 5.25%        
Interest Rate 10.68% 10.68% 10.68% 10.71% 10.71% 10.71%        
Principal Amount or Par Value $ 6,294     $ 6,310            
Cost 6,107     6,116            
Fair Value $ 6,248     $ 6,200            
SLP IV | Investment, Identifier [Axis]: Hub International Limited, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.25% 3.25% 3.25% 4.25% 4.25% 4.25%        
Interest Rate 8.57% 8.57% 8.57% 9.66% 9.66% 9.66%        
Principal Amount or Par Value $ 1,854     $ 2,754            
Cost 1,852     2,728            
Fair Value $ 1,856     $ 2,770            
SLP IV | Investment, Identifier [Axis]: Hunter Holdco 3 Limited, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       4.25% 4.25% 4.25%        
Interest Rate       9.70% 9.70% 9.70%        
Principal Amount or Par Value       $ 3,949            
Cost       3,921            
Fair Value       $ 3,947            
SLP IV | Investment, Identifier [Axis]: Idera, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.21% 9.21% 9.21% 9.28% 9.28% 9.28%        
Principal Amount or Par Value $ 9,107     $ 9,130            
Cost 9,058     9,079            
Fair Value $ 9,084     $ 9,096            
SLP IV | Investment, Identifier [Axis]: Inizio Group Limited, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25%              
Interest Rate 9.70% 9.70% 9.70%              
Principal Amount or Par Value $ 3,949                  
Cost 3,922                  
Fair Value $ 3,949                  
SLP IV | Investment, Identifier [Axis]: Kestra Advisor Services Holdings A, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.25% 4.25% 4.25%        
Interest Rate 9.30% 9.30% 9.30% 9.70% 9.70% 9.70%        
Principal Amount or Par Value $ 4,571     $ 5,374            
Cost 4,560     5,344            
Fair Value $ 4,583     $ 5,387            
SLP IV | Investment, Identifier [Axis]: LSCS Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.94% 9.94% 9.94% 9.97% 9.97% 9.97%        
Principal Amount or Par Value $ 9,849     $ 8,582            
Cost 9,788     8,551            
Fair Value 9,732     8,485            
SLP IV | Investment, Identifier [Axis]: Largest Portfolio Company Investment                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value $ 17,532     $ 17,400            
SLP IV | Investment, Identifier [Axis]: MH Sub I, LLC (Micro Holding Corp.), First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 9.58% 9.58% 9.58% 9.61% 9.61% 9.61%        
Principal Amount or Par Value $ 6,126     $ 4,783            
Cost 5,999     4,677            
Fair Value $ 6,099     $ 4,711            
SLP IV | Investment, Identifier [Axis]: Mandolin Technology Intermediate Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.20% 9.20% 9.20% 9.25% 9.25% 9.25%        
Principal Amount or Par Value $ 9,775     $ 9,800            
Cost 9,742     9,765            
Fair Value $ 8,920     $ 8,942            
SLP IV | Investment, Identifier [Axis]: Marcel Bidco LLC (Marcel Bidco GmbH), First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.81% 9.81% 9.81% 9.13% 9.13% 9.13%        
Principal Amount or Par Value $ 2,039     $ 2,039            
Cost 2,010     2,009            
Fair Value $ 2,058     $ 2,053            
SLP IV | Investment, Identifier [Axis]: Maverick Bidco Inc., First lien - Funded 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.00% 5.00% 5.00% 3.75% 3.75% 3.75%        
Interest Rate 10.42% 10.42% 10.42% 9.28% 9.28% 9.28%        
Principal Amount or Par Value $ 1,980     $ 7,841            
Cost 1,903     7,814            
Fair Value $ 1,977     $ 7,750            
SLP IV | Investment, Identifier [Axis]: Maverick Bidco Inc., First lien - Funded 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 5.00% 5.00% 5.00%        
Interest Rate 9.21% 9.21% 9.21% 10.47% 10.47% 10.47%        
Principal Amount or Par Value $ 7,821     $ 1,985            
Cost 7,795     1,904            
Fair Value $ 7,808     $ 1,962            
SLP IV | Investment, Identifier [Axis]: Mavis Tire Express Services Topco Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       4.00% 4.00% 4.00%        
Interest Rate       9.47% 9.47% 9.47%        
Principal Amount or Par Value       $ 8,263            
Cost       8,235            
Fair Value       $ 8,288            
SLP IV | Investment, Identifier [Axis]: Mavis Tire Express Services Topco, Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75%              
Interest Rate 9.08% 9.08% 9.08%              
Principal Amount or Par Value $ 8,242                  
Cost 8,216                  
Fair Value $ 8,266                  
SLP IV | Investment, Identifier [Axis]: Netsmart, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.19% 9.19% 9.19% 9.22% 9.22% 9.22%        
Principal Amount or Par Value $ 6,807     $ 6,825            
Cost 6,807     6,825            
Fair Value $ 6,830     $ 6,848            
SLP IV | Investment, Identifier [Axis]: Nielsen Consumer Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 6.25% 6.25% 6.25% 6.25% 6.25% 6.25%        
Interest Rate 11.58% 11.58% 11.58% 11.61% 11.61% 11.61%        
Principal Amount or Par Value $ 9,925     $ 9,950            
Cost 8,966     8,943            
Fair Value $ 9,875     $ 9,759            
SLP IV | Investment, Identifier [Axis]: OEConnection LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.00% 4.00% 4.00%        
Interest Rate 9.43% 9.43% 9.43% 9.46% 9.46% 9.46%        
Principal Amount or Par Value $ 4,029     $ 4,039            
Cost 4,012     4,020            
Fair Value $ 4,031     $ 4,037            
SLP IV | Investment, Identifier [Axis]: OMNIA Partners, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 4.25% 4.25% 4.25%        
Interest Rate 9.07% 9.07% 9.07% 9.63% 9.63% 9.63%        
Principal Amount or Par Value $ 4,983     $ 4,566            
Cost 4,936     4,523            
Fair Value $ 5,011     4,598            
SLP IV | Investment, Identifier [Axis]: OMNIA Partners, LLC, First lien - Unfunded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value       429            
Cost       (2)            
Fair Value       $ 3            
SLP IV | Investment, Identifier [Axis]: Optiv Parent Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% 5.25% 5.25% 5.25% 5.25% 5.25%        
Interest Rate 10.57% 10.57% 10.57% 10.63% 10.63% 10.63%        
Principal Amount or Par Value $ 2,804     $ 5,080            
Cost 2,731     4,934            
Fair Value $ 2,724     $ 4,866            
SLP IV | Investment, Identifier [Axis]: Osaic Holdings, Inc.                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       4.50% 4.50% 4.50%        
Interest Rate       9.86% 9.86% 9.86%        
Principal Amount or Par Value       $ 11,518            
Cost       11,410            
Fair Value       $ 11,569            
SLP IV | Investment, Identifier [Axis]: Osaic Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50%              
Interest Rate 9.83% 9.83% 9.83%              
Principal Amount or Par Value $ 11,489                  
Cost 11,386                  
Fair Value $ 11,548                  
SLP IV | Investment, Identifier [Axis]: Osmosis Buyer Limited, First lien - Funded 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.07% 9.07% 9.07% 9.09% 9.09% 9.09%        
Principal Amount or Par Value $ 6,570     $ 2,494            
Cost 6,744     2,457            
Fair Value $ 6,782     $ 2,499            
SLP IV | Investment, Identifier [Axis]: Osmosis Buyer Limited, First lien - Funded 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 9.58% 9.58% 9.58% 9.60% 9.60% 9.60%        
Principal Amount or Par Value $ 2,089     $ 1,726            
Cost 1,820     1,674            
Fair Value 1,883     1,735            
SLP IV | Investment, Identifier [Axis]: Osmosis Buyer Limited, First lien - Unfunded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value 214     363            
Cost 0     0            
Fair Value $ 17     $ 2            
SLP IV | Investment, Identifier [Axis]: Pearls (Netherlands) Bidco B.V., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.06% 9.06% 9.06% 9.13% 9.13% 9.13%        
Principal Amount or Par Value $ 1,316     $ 1,319            
Cost 1,313     1,317            
Fair Value $ 1,316     $ 1,310            
SLP IV | Investment, Identifier [Axis]: Perforce Software, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.75% 4.75% 4.75%              
Interest Rate 10.08% 10.08% 10.08%              
Principal Amount or Par Value $ 3,831                  
Cost 3,812                  
Fair Value $ 3,812                  
SLP IV | Investment, Identifier [Axis]: Physician Partners, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.00% 4.00% 4.00%        
Interest Rate 9.46% 9.46% 9.46% 9.53% 9.53% 9.53%        
Principal Amount or Par Value $ 3,189     $ 3,197            
Cost 3,166     3,173            
Fair Value $ 2,400     $ 3,031            
SLP IV | Investment, Identifier [Axis]: Premise Health Holding Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       3.75% 3.75% 3.75%        
Interest Rate       9.25% 9.25% 9.25%        
Principal Amount or Par Value       $ 1,926            
Cost       1,923            
Fair Value       $ 1,892            
SLP IV | Investment, Identifier [Axis]: Project Alpha Intermediate Holding, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.75% 4.75% 4.75% 4.75% 4.75% 4.75%        
Interest Rate 10.06% 10.06% 10.06% 10.11% 10.11% 10.11%        
Principal Amount or Par Value $ 9,880     $ 9,880            
Cost 9,689     9,684            
Fair Value $ 9,943     $ 9,962            
SLP IV | Investment, Identifier [Axis]: Project Ruby Ultimate Parent Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% 3.50% 3.50%              
Interest Rate 8.94% 8.94% 8.94%              
Principal Amount or Par Value $ 5,000                  
Cost 4,976                  
Fair Value $ 5,013                  
SLP IV | Investment, Identifier [Axis]: Quartz Holding Company, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00%              
Interest Rate 9.30% 9.30% 9.30%              
Principal Amount or Par Value $ 6,929                  
Cost 6,894                  
Fair Value $ 6,924                  
SLP IV | Investment, Identifier [Axis]: RealPage, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.00% 3.00% 3.00% 3.00% 3.00% 3.00%        
Interest Rate 8.44% 8.44% 8.44% 8.47% 8.47% 8.47%        
Principal Amount or Par Value $ 1,368     $ 1,371            
Cost 1,364     1,368            
Fair Value $ 1,332     $ 1,366            
SLP IV | Investment, Identifier [Axis]: Renaissance Holding Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.75% 4.75% 4.75%        
Interest Rate 9.58% 9.58% 9.58% 10.11% 10.11% 10.11%        
Principal Amount or Par Value $ 5,088     $ 5,101            
Cost 4,951     4,959            
Fair Value $ 5,103     $ 5,126            
SLP IV | Investment, Identifier [Axis]: RxB Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.94% 9.94% 9.94% 9.97% 9.97% 9.97%        
Principal Amount or Par Value $ 7,344     $ 7,363            
Cost 7,320     7,338            
Fair Value $ 7,371     $ 7,349            
SLP IV | Investment, Identifier [Axis]: STATS Intermediate Holdings, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 7.25% 7.25% 7.25% 7.25% 7.25% 7.25%        
Interest Rate 12.83% 12.83% 12.83% 12.88% 12.88% 12.88%        
Principal Amount or Par Value $ 2,266     $ 2,271            
Cost 2,203     2,203            
Fair Value $ 2,266     $ 2,271            
SLP IV | Investment, Identifier [Axis]: Sierra Enterprises, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 2.50% 2.50% 2.50% 2.50% 2.50% 2.50%        
PIK 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 12.06% 12.06% 12.06% 12.13% 12.13% 12.13%        
Principal Amount or Par Value $ 4,388     $ 4,352            
Cost 4,382     4,345            
Fair Value $ 4,334     $ 4,036            
SLP IV | Investment, Identifier [Axis]: Snap One Holdings Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.95% 9.95% 9.95% 10.00% 10.00% 10.00%        
Principal Amount or Par Value $ 8,476     $ 8,498            
Cost 8,414     8,433            
Fair Value $ 8,482     $ 8,328            
SLP IV | Investment, Identifier [Axis]: Spring Education Group, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.81% 9.81% 9.81% 9.85% 9.85% 9.85%        
Principal Amount or Par Value $ 9,502     $ 9,526            
Cost 9,388     9,408            
Fair Value $ 9,559     $ 9,558            
SLP IV | Investment, Identifier [Axis]: Storable, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.50% 3.50% 3.50% 3.50% 3.50% 3.50%        
Interest Rate 8.78% 8.78% 8.78% 8.86% 8.86% 8.86%        
Principal Amount or Par Value $ 3,910     $ 3,920            
Cost 3,894     3,904            
Fair Value $ 3,911     $ 3,918            
SLP IV | Investment, Identifier [Axis]: Symplr Software, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.91% 9.91% 9.91% 9.98% 9.98% 9.98%        
Principal Amount or Par Value $ 3,717     $ 3,726            
Cost 3,710     3,719            
Fair Value $ 3,507     $ 3,347            
SLP IV | Investment, Identifier [Axis]: Syndigo LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.94% 9.94% 9.94% 9.97% 9.97% 9.97%        
Principal Amount or Par Value $ 9,874     $ 9,660            
Cost 9,862     9,648            
Fair Value $ 9,850     $ 9,660            
SLP IV | Investment, Identifier [Axis]: TRC Companies LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.19% 9.19% 9.19% 9.22% 9.22% 9.22%        
Principal Amount or Par Value $ 9,550     $ 9,574            
Cost 9,513     9,536            
Fair Value $ 9,543     $ 9,590            
SLP IV | Investment, Identifier [Axis]: Therapy Brands Holdings LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.00% 4.00% 4.00%        
Interest Rate 9.44% 9.44% 9.44% 9.47% 9.47% 9.47%        
Principal Amount or Par Value $ 5,953     $ 5,969            
Cost 5,933     5,947            
Fair Value $ 5,566     $ 5,536            
SLP IV | Investment, Identifier [Axis]: Thermostat Purchaser III, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.99% 9.99% 9.99% 10.04% 10.04% 10.04%        
Principal Amount or Par Value $ 4,674     $ 4,686            
Cost 4,657     4,668            
Fair Value 4,621     4,625            
SLP IV | Investment, Identifier [Axis]: Top Five Largest Portfolio Company Investments                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Principal Amount or Par Value $ 65,751     $ 67,838            
SLP IV | Investment, Identifier [Axis]: USIC Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread       3.50% 3.50% 3.50%        
Interest Rate       9.11% 9.11% 9.11%        
Principal Amount or Par Value       $ 2,971            
Cost       2,963            
Fair Value       $ 2,952            
SLP IV | Investment, Identifier [Axis]: VSTG Intermediate Holdings, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.75% 4.75% 4.75%              
Interest Rate 10.05% 10.05% 10.05%              
Principal Amount or Par Value $ 3,398                  
Cost 3,381                  
Fair Value $ 3,402                  
SLP IV | Investment, Identifier [Axis]: VT Topco, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.25% 4.25% 4.25% 4.25% 4.25% 4.25%        
Interest Rate 9.58% 9.58% 9.58% 9.61% 9.61% 9.61%        
Principal Amount or Par Value $ 7,271     $ 7,289            
Cost 7,202     7,218            
Fair Value $ 7,296     $ 7,335            
SLP IV | Investment, Identifier [Axis]: Valcour Packaging, LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.75% 3.75% 3.75% 3.75% 3.75% 3.75%        
Interest Rate 9.19% 9.19% 9.19% 9.21% 9.21% 9.21%        
Principal Amount or Par Value $ 3,235     $ 3,244            
Cost 3,228     3,236            
Fair Value $ 2,545     $ 2,584            
SLP IV | Investment, Identifier [Axis]: WatchGuard Technologies, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% 5.25% 5.25% 5.25% 5.25% 5.25%        
Interest Rate 10.58% 10.58% 10.58% 10.60% 10.60% 10.60%        
Principal Amount or Par Value $ 4,030     $ 4,040            
Cost 3,812     3,814            
Fair Value $ 3,977     $ 3,892            
SLP IV | Investment, Identifier [Axis]: Wrench Group LLC, First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.00% 4.00% 4.00% 4.00% 4.00% 4.00%        
Interest Rate 9.57% 9.57% 9.57% 9.61% 9.61% 9.61%        
Principal Amount or Par Value $ 9,371     $ 9,371            
Cost 9,339     9,337            
Fair Value $ 9,416     $ 9,406            
SLP IV | Investment, Identifier [Axis]: Zest Acquisition Corp., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.50% 5.50% 5.50% 5.50% 5.50% 5.50%        
Interest Rate 10.83% 10.83% 10.83% 10.86% 10.86% 10.86%        
Principal Amount or Par Value $ 3,134     $ 3,142            
Cost 3,041     3,039            
Fair Value $ 3,122     $ 3,085            
SLP IV | Investment, Identifier [Axis]: Zone Climate Services, Inc., First lien - Funded 1                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% 5.25% 5.25% 5.25% 5.25% 5.25%        
Interest Rate 10.71% 10.71% 10.71% 10.80% 10.80% 10.80%        
Principal Amount or Par Value $ 9,825     $ 9,850            
Cost 9,685     9,702            
Fair Value $ 9,806     $ 9,824            
SLP IV | Investment, Identifier [Axis]: Zone Climate Services, Inc., First lien - Funded 2                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 5.25% 5.25% 5.25% 5.25% 5.25% 5.25%        
Interest Rate 10.71% 10.71% 10.71% 10.80% 10.80% 10.80%        
Principal Amount or Par Value $ 2,160     $ 2,165            
Cost 2,129     2,133            
Fair Value $ 2,156     $ 2,160            
SLP IV | Investment, Identifier [Axis]: athenahealth Group Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 3.25% 3.25% 3.25% 3.25% 3.25% 3.25%        
Interest Rate 8.58% 8.58% 8.58% 8.61% 8.61% 8.61%        
Principal Amount or Par Value $ 2,367     $ 2,373            
Cost 2,358     2,364            
Fair Value $ 2,348     $ 2,368            
SLP IV | Investment, Identifier [Axis]: eResearchTechnology, Inc., First lien - Funded                    
Investment Company, Nonconsolidated Subsidiary [Line Items]                    
Spread 4.50% 4.50% 4.50% 4.50% 4.50% 4.50%        
Interest Rate 9.94% 9.94% 9.94% 9.96% 9.96% 9.96%        
Principal Amount or Par Value $ 2,184     $ 2,190            
Cost 2,174     2,179            
Fair Value $ 2,193     $ 2,190            
[1] New Mountain Finance Corporation (the "Company") generally acquires its investments in private transactions exempt from registration under the Securities Act of 1933, as amended (the "Securities Act"). These investments are generally subject to certain limitations on resale, and may be deemed to be "restricted securities" under the Securities Act.
[2] New Mountain Finance Corporation (the "Company") generally acquires its investments in private transactions exempt from registration under the Securities Act of 1933, as amended (the "Securities Act"). These investments are generally subject to certain limitations on resale, and may be deemed to be "restricted securities" under the Securities Act.
[3] The Company holds ordinary shares in AAC Lender Holdings, LLC and two first lien term loans, a first lien revolver and subordinated notes in American Achievement Corporation, a partially-owned subsidiary of AAC Lender Holdings, LLC.
[4] The fair value of the Company's investment is determined using unobservable inputs that are significant to the overall fair value measurement. See Note 4. Fair Value, for details.
[5] Investment is pledged as collateral for the NMFC Credit Facility, a revolving credit facility among the Company as the Borrower and Goldman Sachs Bank USA as the Administrative Agent and the Collateral Agent and Goldman Sachs Bank USA, Morgan Stanley Bank, N.A., Stifel Bank & Trust and MUFG Union Bank, N.A. as Lenders. See Note 7. Borrowings, for details.
[6] The Company holds ordinary shares in AAC Lender Holdings, LLC and two first lien term loans, a first lien revolver and subordinated notes in American Achievement Corporation, a partially-owned subsidiary of AAC Lender Holdings, LLC.
[7] The fair value of the Company's investment is determined using unobservable inputs that are significant to the overall fair value measurement. See Note 4. Fair Value, for details.
[8] Investment is pledged as collateral for the NMFC Credit Facility, a revolving credit facility among the Company as the Borrower and Goldman Sachs Bank USA as the Administrative Agent and the Collateral Agent and Goldman Sachs Bank USA, Morgan Stanley Bank, N.A., Stifel Bank & Trust and MUFG Union Bank, N.A. as Lenders. See Note 7. Borrowings, for details.
[9] Par value amounts represent the drawn or undrawn (as indicated in type of investment) portion of revolving credit facilities or delayed draws. Cost amounts represent the cash received at settlement date net of the impact of paydowns and cash paid for drawn revolvers or delayed draws.
[10] Investment is pledged as collateral for the Holdings Credit Facility, a revolving credit facility among the Company, as the Collateral Manager, New Mountain Finance Holdings, L.L.C. ("NMF Holdings") as the Borrower, Wells Fargo Securities, LLC, as the Administrative Agent and Wells Fargo Bank, National Association, as the Lender and Collateral Custodian. See Note 7. Borrowings, for details.
[11] Total Coupon is payable in cash unless otherwise indicated. A majority of the variable rate debt investments bear interest and dividends at a rate that may be determined by reference to the London Interbank Offered Rate (L), the Prime Rate (P), the Sterling Overnight Interbank Average Rate (SONIA), Secured Overnight Financing Rate (SOFR) and Euro Interbank Offered Rate (EURIBOR) and which resets daily (D), weekly (W), monthly (M), quarterly (Q), semi-annually (S) or annually (A). For each investment the current coupon rate provided reflects the rate in effect as of December 31, 2023.
[12] Par amount is denominated in United States Dollar unless otherwise noted, which may include British Pound ("£") and/or Euro ("€").
[13] Investment is held by New Mountain Finance SBIC, L.P.
[14] Par value amounts represent the drawn or undrawn (as indicated in type of investment) portion of revolving credit facilities or delayed draws. Cost amounts represent the cash received at settlement date net of the impact of paydowns and cash paid for drawn revolvers or delayed draws.
[15] Investment is pledged as collateral for the Holdings Credit Facility, a revolving credit facility among the Company, as the Collateral Manager, New Mountain Finance Holdings, L.L.C. ("NMF Holdings") as the Borrower, Wells Fargo Securities, LLC, as the Administrative Agent and Wells Fargo Bank, National Association, as the Lender and Collateral Custodian. See Note 7. Borrowings, for details.
[16] Investment is pledged as collateral for the DB Credit Facility, a revolving credit facility among New Mountain Finance DB, L.L.C. as the Borrower and Deutsche Bank AG, New York Branch as the Facility Agent. See Note 7. Borrowings, for details.
[17] Total Coupon is payable in cash unless otherwise indicated. A majority of the variable rate debt investments bear interest and dividends at a rate that may be determined by reference to the Secured Overnight Financing Rate (SOFR), the Prime Rate (P), the Sterling Overnight Interbank Average Rate (SONIA) and Euro Interbank Offered Rate (EURIBOR) and which resets daily (D), monthly (M), quarterly (Q) or semi-annually (S). For each investment the current coupon rate provided reflects the rate in effect as of March 31, 2024.
[18] Par amount is denominated in U.S. Dollar unless otherwise noted, which may include British Pound ("£") and/or Euro ("€").
[19] Investment is pledged as collateral for the DB Credit Facility, a revolving credit facility among New Mountain Finance DB, L.L.C. as the Borrower and Deutsche Bank AG, New York Branch as the Facility Agent. See Note 7. Borrowings, for details.
[20] Investment is held by New Mountain Finance SBIC, L.P.
[21] All or a portion of interest contains PIK interest. See Note 2. Summary of Significant Accounting Policies-Revenue Recognition, for details.
[22] All or a portion of interest contains PIK interest.
[23] The Company holds investments in ACI Parent Inc. and a wholly-owned subsidiary of ACI Parent Inc. The Company holds a first lien term loan, two first lien delayed draws and a first lien revolver in ACI Group Holdings, Inc. and preferred equity in ACI Parent Inc.
[24] The Company holds investments in ACI Parent Inc. and a wholly-owned subsidiary of ACI Parent Inc. The Company holds a first lien term loan, two first lien delayed draws and a first lien revolver in ACI Group Holdings, Inc. and preferred equity in ACI Parent Inc. The preferred equity in ACI Parent Inc. is entitled to receive cumulative preferential dividends at a rate of 11.75% per annum.
[25] Investment is on non-accrual status. See Note 3. Investments, for details.
[26] Investment is on non-accrual status. See Note 3. Investments, for details.
[27] Investment is held by NMF Ancora Holdings, Inc.
[28] Investment is held by NMF Ancora Holdings, Inc.
[29] The Company holds investments in two wholly-owned subsidiaries of Appriss Health Holdings, Inc. The company holds a first lien term loan and a first lien revolver in Appriss Health, LLC, and preferred equity in Appriss Health Intermediate Holdings, Inc. The preferred equity is entitled to receive preferential dividends at a rate of 11.0% per annum.
[30] Indicates assets that the Company deems to be “non-qualifying assets” under Section 55(a) of the 1940 Act. Qualifying assets must represent at least 70.0% of the Company’s total assets at the time of acquisition of any additional non-qualifying assets. As of March 31, 2024, 14.8% of the Company’s total assets are represented by investments at fair value that are considered non-qualifying assets.
[31] Indicates assets that the Company deems to be “non-qualifying assets” under Section 55(a) of the 1940 Act. Qualifying assets must represent at least 70.0% of the Company’s total assets at the time of acquisition of any additional non-qualifying assets. As of December 31, 2023, 14.8% of the Company’s total assets are represented by investments at fair value that are considered non-qualifying assets.
[32] The Company holds preferred equity in Bamboo Health Intermediate Holdings, Inc.(fka Appriss Health Intermediate Holdings, Inc.) and holds a first lien term loan and a first lien revolver in Bamboo Health Holdings, LLC (fka Appriss Health, LLC), a wholly-owned subsidiary of Bamboo Health Intermediate Holdings, Inc.
[33] Investment is held by New Mountain Finance SBIC II, L.P.
[34] Investment is held by New Mountain Finance SBIC II, L.P.
[35] The Company holds investments in two wholly-owned subsidiary of Diamond Parent Holdings Corp. The Company holds three first lien term loans and a first lien revolver in Diligent Corporation and preferred equity in Diligent Preferred Issuer Inc.
[36] The Company holds investments in two wholly-owned subsidiary of Diamond Parent Holdings Corp. The Company holds three first lien term loans and a first lien revolver in Diligent Corporation and preferred equity in Diligent Preferred Issuer Inc. The preferred equity in Diligent Preferred Issuer Inc. is entitled to receive cumulative preferential dividends at a rate 10.5% per annum.
[37] The Company holds ordinary shares in TVG-Edmentum Holdings, LLC, and subordinated notes in Edmentum Ultimate Holdings, LLC, a wholly-owned subsidiary of TVG-Edmentum Holdings, LLC.
[38] The Company holds ordinary shares in FS WhiteWater Holdings, LLC, and a first lien term loan, a first lien revolver, and three first lien delayed draws in FS WhiteWater Borrower, LLC, a partially-owned subsidiary of FS WhiteWater Holdings, LLC.
[39] The Company holds ordinary shares in FS WhiteWater Holdings, LLC, and a first lien term loan, a first lien revolver, and three first lien delayed draws in FS WhiteWater Borrower, LLC, a partially-owned subsidiary of FS WhiteWater Holdings, LLC.
[40] Investment is held by NMF HB, Inc.
[41] Investment is held by NMF HB, Inc.
[42] Investment is held by NMF TRM, LLC.
[43] Investment is held by NMF TRM, LLC.
[44] Investment is held by NMF QID NGL Holdings, Inc.
[45] Investment is held by NMF QID NGL Holdings, Inc.
[46] The Company holds investments in multiple entities of Haven Midstream Holdings LLC. The Company holds 4.6% of the Class B profits interest in QID NGL, LLC (which at closing represented 97.0% of the ownership in the class B units in QID TRH Holdings, LLC), class A common units of Haven Midstream Holdings LLC, and holds a first lien revolver in Haven Midstream LLC.
[47] The Company holds preferred equity in Knockout Intermediate Holdings I Inc. and a first lien term loan, a first lien revolver and a first lien delayed draw in Kaseya, Inc., a wholly-owned subsidiary of Knockout Intermediate Holdings I Inc.
[48] The Company holds preferred equity in Knockout Intermediate Holdings I Inc. and a first lien term loan, a first lien revolver and a first lien delayed draw in Kaseya, Inc., a wholly-owned subsidiary of Knockout Intermediate Holdings I Inc. The preferred equity is entitled to received cumulative preferential dividends at a rate of 11.75% per annum.
[49] The Company holds ordinary shares and warrants in NHME Holdings Corp., as well as a second lien Tranche A Term Loan in National HME, Inc., a wholly-owned subsidiary of NHME Holdings Corp. The second lien Tranche A Term Loan is entitled to receive 20% of the interest earned on the first lien Tranche A Term Loan, which accrues interest at a rate of SOFR + 5.00%, and 20% of the interest earned on the first lien Tranche B Term Loan, which accrues interest at a rate of SOFR + 6.00%.
[50] Investment is held by New Mountain Net Lease Corporation.
[51] Investment is held by New Mountain Net Lease Corporation.
[52] Investment is denominated in foreign currency and is translated into U.S. dollars as of the valuation date. As of March 31, 2024, the par value U.S. dollar equivalent of the Tennesee Bidco Limited first lien term loan and drawn first lien term loans is $16,669 and $14,421, respectively, and the Nelipak Holding Company first lien term loan, undrawn first lien term loan and undrawn revolver is $17,964, $6,917 and $1,290, respectively. See Note 2. Summary of Significant Accounting Policies, for details.
[53] The Company holds ordinary shares in OA Topco, L.P., and two first lien term loans and a first lien revolver in OA Buyer, Inc., a wholly-owned subsidiary of OA Topco, L.P.
[54] The Company holds ordinary shares in OA Topco, L.P., and two first lien term loans and a first lien revolver in OA Buyer, Inc., a wholly-owned subsidiary of OA Topco, L.P.
[55] Investment is held by NMF OEC, Inc.
[56] The Company holds preferred equity in OEC Holdco, LLC, and two second lien term loans in OEConnection LLC, a wholly-owned subsidiary of OEC Holdco, LLC. The preferred equity is entitled to receive preferential dividends of 11.0% per annum.
[57] Investment is held by NMF OEC, Inc.
[58] The Company holds preferred equity in OEC Holdco, LLC, and two second lien term loans in OEConnection LLC, a wholly-owned subsidiary of OEC Holdco, LLC.
[59] The Company holds one security purchased under a collateralized agreement to resell on its Consolidated Statement of Assets and Liabilities with a cost basis of $30,000 and a fair value of $16,500 as of March 31, 2024. See Note 2. Summary of Significant Accounting Policies, for details.
[60] The Company holds one security purchased under a collateralized agreement to resell on its Consolidated Statement of Assets and Liabilities with a cost basis of $30,000 and a fair value of $16,500 as of December 31, 2023. See Note 2. Summary of Significant Accounting Policies, for details.
[61] Investment is held by NMF Permian Holdings, LLC.
[62] Investment is held by NMF Permian Holdings, LLC.
[63] The Company holds ordinary shares in Pioneer Topco I, L.P., and two first lien term loans and a first lien revolver in Pioneer Buyer I, LLC, a wholly-owned subsidiary of Pioneer Topco I, L.P.
[64] The Company holds ordinary shares in Pioneer Topco I, L.P., and two first lien term loans and a first lien revolver in Pioneer Buyer I, LLC, a wholly-owned subsidiary of Pioneer Topco I, L.P.
[65] Investment is denominated in foreign currency and is translated into U.S. dollars as of the valuation date. As of December 31, 2023, the par value U.S. dollar equivalent of the first lien term loan, and drawn first lien term loan is $16,600 and $14,457, respectively. See Note 2. Summary of Significant Accounting Policies, for details.