v3.26.1
Investments - NMFC Senior Loan Program III LLC (Details)
€ in Thousands, £ in Thousands, $ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended 13 Months Ended
Aug. 06, 2025
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2026
USD ($)
Jul. 02, 2024
Aug. 05, 2025
USD ($)
Jun. 30, 2026
EUR (€)
 [3],[4],[11],[20],[52]
Jun. 30, 2026
GBP (£)
 [3],[4],[11],[20],[52]
Dec. 31, 2025
USD ($)
Dec. 31, 2025
EUR (€)
 [7],[8],[12]
Dec. 31, 2025
GBP (£)
 [7],[8],[12],[16],[51]
Dec. 31, 2024
USD ($)
Sep. 30, 2023
USD ($)
Sep. 30, 2021
USD ($)
Mar. 31, 2021
USD ($)
May 03, 2013
USD ($)
Schedule of Investments [Line Items]                              
Cost   $ 2,464,428 [1] $ 2,464,428 [1]         $ 2,912,115 [2]              
Investments at fair value   2,289,805 [1] 2,289,805 [1]         2,742,013 [2]              
Investment, Identifier [Axis]: AAC Lender Holdings, LLC | Ordinary Shares                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[5]   0 0                        
Investments at fair value [3],[4],[5]   0 0                        
Investment, Identifier [Axis]: AAC Lender Holdings, LLC | Ordinary shares                              
Schedule of Investments [Line Items]                              
Cost [6],[7],[8]               0              
Investments at fair value [6],[7],[8]               0              
Investment, Identifier [Axis]: AAH Topco, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (37) [3],[4],[9] (37) [3],[4],[9]         (37) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   3,659 [3],[4],[9],[11] 3,659 [3],[4],[9],[11]         3,659 [7],[8],[10],[12]              
Investment, Identifier [Axis]: AAH Topco, LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   9,422 [3],[13] 9,422 [3],[13]         22,398 [7],[14],[15]              
Investments at fair value   9,451 [3],[13] 9,451 [3],[13]         22,502 [7],[14],[15]              
Principal amount, par value   9,451 [3],[11],[13] 9,451 [3],[11],[13]         22,502 [7],[12],[14],[15]              
Investment, Identifier [Axis]: AAH Topco, LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   7,237 [3],[13] 7,237 [3],[13]         19,932 [7],[8],[16]              
Investments at fair value   7,263 [3],[13] 7,263 [3],[13]         20,009 [7],[8],[16]              
Principal amount, par value   7,263 [3],[11],[13] 7,263 [3],[11],[13]         20,009 [7],[8],[12],[16]              
Investment, Identifier [Axis]: AAH Topco, LLC | First lien 3                              
Schedule of Investments [Line Items]                              
Cost   5,950 [3],[17],[18] 5,950 [3],[17],[18]         9,463 [7],[19]              
Investments at fair value   5,971 [3],[17],[18] 5,971 [3],[17],[18]         9,500 [7],[19]              
Principal amount, par value   5,971 [3],[11],[17],[18] 5,971 [3],[11],[17],[18]         9,500 [7],[12],[19]              
Investment, Identifier [Axis]: AAH Topco, LLC | First lien 4                              
Schedule of Investments [Line Items]                              
Cost   3,481 [3],[4],[20] 3,481 [3],[4],[20]         7,267 [7],[19]              
Investments at fair value   3,491 [3],[4],[20] 3,491 [3],[4],[20]         7,300 [7],[19]              
Principal amount, par value   3,491 [3],[4],[11],[20] 3,491 [3],[4],[11],[20]         7,300 [7],[12],[19]              
Investment, Identifier [Axis]: AAH Topco, LLC | Subordinated 1                              
Schedule of Investments [Line Items]                              
Cost   7,283 [3],[13] 7,283 [3],[13]         17,527 [7],[8],[16]              
Investments at fair value   7,241 [3],[13] 7,241 [3],[13]         17,418 [7],[8],[16]              
Principal amount, par value   7,327 [3],[11],[13] 7,327 [3],[11],[13]         17,649 [7],[8],[12],[16]              
Investment, Identifier [Axis]: AAH Topco, LLC | Subordinated 2                              
Schedule of Investments [Line Items]                              
Cost   868 [3],[4],[20] 868 [3],[4],[20]         6,873 [7],[19]              
Investments at fair value   864 [3],[4],[20] 864 [3],[4],[20]         6,831 [7],[19]              
Principal amount, par value   874 [3],[4],[11],[20] 874 [3],[4],[11],[20]         6,921 [7],[12],[19]              
Investment, Identifier [Axis]: ACI Group Holdings, Inc. | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               2,307              
Investments at fair value [7],[8],[10]               1,864              
Principal amount, par value [7],[8],[10],[12]               2,330              
Investment, Identifier [Axis]: ACI Group Holdings, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10],[21]               0              
Investments at fair value [7],[8],[10],[21]               (5)              
Principal amount, par value [7],[8],[10],[12],[21]               24              
Investment, Identifier [Axis]: ACI Group Holdings, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               22,547              
Investments at fair value [7],[14],[15]               18,114              
Principal amount, par value [7],[12],[14],[15]               22,643              
Investment, Identifier [Axis]: ACI Group Holdings, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[16]               4,319              
Investments at fair value [7],[8],[16]               3,477              
Principal amount, par value [7],[8],[12],[16]               4,346              
Investment, Identifier [Axis]: ACI Group Holdings, Inc. | First lien 3                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[16]               3,994              
Investments at fair value [7],[8],[16]               3,211              
Principal amount, par value [7],[8],[12],[16]               4,014              
Investment, Identifier [Axis]: ACI Parent Inc. | Preferred shares                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[21]               20,124              
Investments at fair value [7],[8],[21]               2,087              
Principal amount, par value               20,249              
Investment, Identifier [Axis]: AI Altius US Bidco, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[16]               3,051              
Investments at fair value [7],[8],[16]               3,062              
Principal amount, par value [7],[8],[12],[16]               3,062              
Investment, Identifier [Axis]: AI Altius US Bidco, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               0              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               3,077              
Investment, Identifier [Axis]: AWP Group Holdings, Inc. | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9],[20]   358 358                        
Investments at fair value [3],[4],[9],[20]   358 358                        
Principal amount, par value [3],[4],[9],[11],[20]   359 359                        
Investment, Identifier [Axis]: AWP Group Holdings, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (4) (4)                        
Investments at fair value [3],[4],[9]   (4) (4)                        
Principal amount, par value [3],[4],[9],[11]   1,005 1,005                        
Investment, Identifier [Axis]: AWP Group Holdings, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [3],[17],[18]   8,629 8,629                        
Investments at fair value [3],[17],[18]   8,628 8,628                        
Principal amount, par value [3],[11],[17],[18]   8,660 8,660                        
Investment, Identifier [Axis]: Acumatica Holdings, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost   13,759 [3],[17],[18] 13,759 [3],[17],[18]         39,188 [7],[14],[15]              
Investments at fair value   13,713 [3],[17],[18] 13,713 [3],[17],[18]         39,188 [7],[14],[15]              
Principal amount, par value   13,759 [3],[11],[17],[18] 13,759 [3],[11],[17],[18]         39,188 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Acumatica Holdings, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Investments at fair value   (31) [3],[4],[9] (31) [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   9,403 [3],[4],[9],[11] 9,403 [3],[4],[9],[11]         9,403 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Adelaide Borrower, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost   4,746 [3],[4],[20] 4,746 [3],[4],[20]         4,743 [7],[8],[16]              
Investments at fair value   4,748 [3],[4],[20] 4,748 [3],[4],[20]         4,780 [7],[8],[16]              
Principal amount, par value   4,780 [3],[4],[11],[20] 4,780 [3],[4],[11],[20]         4,780 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Adelaide Borrower, LLC | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   53 [3],[4],[9],[20] 53 [3],[4],[9],[20]         119 [7],[8],[10],[16]              
Investments at fair value   53 [3],[4],[9],[20] 53 [3],[4],[9],[20]         120 [7],[8],[10],[16]              
Principal amount, par value   53 [3],[4],[9],[11],[20] 53 [3],[4],[9],[11],[20]         120 [7],[8],[10],[12],[16]              
Investment, Identifier [Axis]: Adelaide Borrower, LLC | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost   (6) [3],[4],[9] (6) [3],[4],[9]         0 [7],[8],[10]              
Investments at fair value   (4) [3],[4],[9] (4) [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   613 [3],[4],[9],[11] 613 [3],[4],[9],[11]         1,048 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Adelaide Borrower, LLC | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9] 0 [3],[4],[9]         (5) [7],[8],[10]              
Investments at fair value   (7) [3],[4],[9] (7) [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   1,048 [3],[4],[9],[11] 1,048 [3],[4],[9],[11]         547 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Alegeus Technologies Holdings Corp. | First lien                              
Schedule of Investments [Line Items]                              
Cost   8,094 [4],[20] 8,094 [4],[20]         8,297 [7],[8],[16]              
Investments at fair value   8,170 [4],[20] 8,170 [4],[20]         8,382 [7],[8],[16]              
Principal amount, par value   8,170 [4],[11],[20] 8,170 [4],[11],[20]         8,382 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Ambrosia Topco LLC | Class A-1 Common Units 1                              
Schedule of Investments [Line Items]                              
Cost [3],[18]   1,348 1,348                        
Investments at fair value [3],[18]   349 349                        
Investment, Identifier [Axis]: Ambrosia Topco LLC | Class A-1 Common Units 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4]   1,300 1,300                        
Investments at fair value [3],[4]   337 337                        
Investment, Identifier [Axis]: Ambrosia Topco LLC | Class A-1 common units 1                              
Schedule of Investments [Line Items]                              
Cost [7],[15]               1,348              
Investments at fair value [7],[15]               590              
Investment, Identifier [Axis]: Ambrosia Topco LLC | Class A-1 common units 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8]               1,300              
Investments at fair value [7],[8]               569              
Investment, Identifier [Axis]: AmeriVet Partners Management, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (10) [3],[4],[9] (10) [3],[4],[9]         (10) [7],[8],[10]              
Investments at fair value   (109) [3],[4],[9] (109) [3],[4],[9]         (15) [7],[8],[10]              
Principal amount, par value   1,969 [3],[4],[9],[11] 1,969 [3],[4],[9],[11]         1,969 [7],[8],[10],[12]              
Investment, Identifier [Axis]: AmeriVet Partners Management, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   18,640 [3],[4],[20] 18,640 [3],[4],[20]         18,729 [7],[8],[16]              
Investments at fair value   17,635 [3],[4],[20] 17,635 [3],[4],[20]         18,626 [7],[8],[16]              
Principal amount, par value   18,672 [3],[4],[11],[20] 18,672 [3],[4],[11],[20]         18,769 [7],[8],[12],[16]              
Investment, Identifier [Axis]: AmeriVet Partners Management, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   5,187 [3],[17],[18] 5,187 [3],[17],[18]         5,211 [7],[14],[15]              
Investments at fair value   4,908 [3],[17],[18] 4,908 [3],[17],[18]         5,183 [7],[14],[15]              
Principal amount, par value   5,196 [3],[11],[17],[18] 5,196 [3],[11],[17],[18]         5,223 [7],[12],[14],[15]              
Investment, Identifier [Axis]: AmeriVet Partners Management, Inc. | First lien 3                              
Schedule of Investments [Line Items]                              
Cost   681 [3],[4],[20] 681 [3],[4],[20]         684 [7],[8],[16]              
Investments at fair value   645 [3],[4],[20] 645 [3],[4],[20]         681 [7],[8],[16]              
Principal amount, par value   682 [3],[4],[11],[20] 682 [3],[4],[11],[20]         686 [7],[8],[12],[16]              
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.) | First lien                              
Schedule of Investments [Line Items]                              
Principal amount, par value   31,406 31,406                        
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.) | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[5],[9] 0 [3],[4],[5],[9]         0 [6],[7],[8],[10]              
Investments at fair value   0 [3],[4],[5],[9] 0 [3],[4],[5],[9]         0 [6],[7],[8],[10]              
Principal amount, par value   2,652 [3],[4],[5],[9],[11] 2,652 [3],[4],[5],[9],[11]         2,652 [6],[7],[8],[10],[12]              
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.) | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   29,842 [3],[4],[20] 29,842 [3],[4],[20]         29,842 [7],[8],[16]              
Investments at fair value   16,000 [3],[4],[20] 16,000 [3],[4],[20]         17,999 [7],[8],[16]              
Principal amount, par value   29,879 [3],[4],[11],[20] 29,879 [3],[4],[11],[20]         29,879 [7],[8],[12],[16]              
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.) | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   1,527 [3],[4] 1,527 [3],[4]         1,527 [7],[8]              
Investments at fair value   0 [3],[4] 0 [3],[4]         0 [7],[8]              
Principal amount, par value   1,527 [3],[4],[11] 1,527 [3],[4],[11]         1,527 [7],[8],[12]              
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.) | First lien | Non-accrual status                              
Schedule of Investments [Line Items]                              
Principal amount, par value                       $ 17,927 $ 13,479    
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.) | Subordinated                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4] 0 [3],[4]         0 [7],[8]              
Investments at fair value   0 [3],[4] 0 [3],[4]         0 [7],[8]              
Principal amount, par value   5,230 [3],[4],[11] 5,230 [3],[4],[11]         5,230 [7],[8],[12]              
Investment, Identifier [Axis]: American Achievement Corporation (aka AAC Holding Corp.) | Subordinated | Non-accrual status                              
Schedule of Investments [Line Items]                              
Principal amount, par value                           $ 5,230  
Investment, Identifier [Axis]: Anaplan, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               10,456              
Investments at fair value [7],[14],[15]               10,513              
Principal amount, par value [7],[12],[14],[15]               10,513              
Investment, Identifier [Axis]: Associations, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost   29,862 [3],[4],[20] 29,862 [3],[4],[20]         48,915 [7],[8],[16]              
Investments at fair value   29,871 [3],[4],[20] 29,871 [3],[4],[20]         48,932 [7],[8],[16]              
Principal amount, par value   29,871 [3],[4],[11],[20] 29,871 [3],[4],[11],[20]         48,932 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Associations, Inc. | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   2,009 [3],[4],[9] 2,009 [3],[4],[9]         1,639 [7],[8],[10]              
Investments at fair value   2,010 [3],[4],[9] 2,010 [3],[4],[9]         1,639 [7],[8],[10]              
Principal amount, par value   2,010 [3],[4],[9],[11] 2,010 [3],[4],[9],[11]         1,639 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Associations, Inc. | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost   (1) [3],[4],[9] (1) [3],[4],[9]         (1) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   1,806 [3],[4],[9],[11] 1,806 [3],[4],[9],[11]         2,186 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Associations, Inc. | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost   (2) [3],[4],[9] (2) [3],[4],[9]         (2) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   3,077 [3],[4],[9],[11] 3,077 [3],[4],[9],[11]         3,077 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Associations, Inc. | Subordinated 1                              
Schedule of Investments [Line Items]                              
Cost   9,828 [3],[4] 9,828 [3],[4]         9,158 [7],[8]              
Investments at fair value   9,842 [3],[4] 9,842 [3],[4]         9,356 [7],[8]              
Principal amount, par value   9,842 [3],[4],[11] 9,842 [3],[4],[11]         9,173 [7],[8],[12]              
Investment, Identifier [Axis]: Associations, Inc. | Subordinated 2                              
Schedule of Investments [Line Items]                              
Cost   3,753 [3],[4] 3,753 [3],[4]         3,497 [7],[8]              
Investments at fair value   3,758 [3],[4] 3,758 [3],[4]         3,593 [7],[8]              
Principal amount, par value   3,758 [3],[4],[11] 3,758 [3],[4],[11]         3,503 [7],[8],[12]              
Investment, Identifier [Axis]: Atlas AU Bidco Pty Ltd | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (6) [3],[4],[9],[22] (6) [3],[4],[9],[22]         (6) [7],[8],[10],[23]              
Investments at fair value   (16) [3],[4],[9],[22] (16) [3],[4],[9],[22]         0 [7],[8],[10],[23]              
Principal amount, par value   790 [3],[4],[9],[11],[22] 790 [3],[4],[9],[11],[22]         790 [7],[8],[10],[12],[23]              
Investment, Identifier [Axis]: Atlas AU Bidco Pty Ltd | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   4,432 [3],[17],[18] 4,432 [3],[17],[18]         4,453 [7],[14],[15]              
Investments at fair value   4,352 [3],[17],[18] 4,352 [3],[17],[18]         4,463 [7],[14],[15]              
Principal amount, par value   4,441 [3],[11],[17],[18] 4,441 [3],[11],[17],[18]         4,463 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Atlas AU Bidco Pty Ltd | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   3,364 [3],[4],[20] 3,364 [3],[4],[20]         3,377 [7],[8],[16]              
Investments at fair value   3,325 [3],[4],[20] 3,325 [3],[4],[20]         3,411 [7],[8],[16]              
Principal amount, par value   3,393 [3],[4],[11],[20] 3,393 [3],[4],[11],[20]         3,411 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Atlas AU Bidco Pty Ltd | First lien 3                              
Schedule of Investments [Line Items]                              
Cost   1,313 [3],[4],[20] 1,313 [3],[4],[20]         1,319 [7],[8],[16]              
Investments at fair value   1,295 [3],[4],[20] 1,295 [3],[4],[20]         1,328 [7],[8],[16]              
Principal amount, par value   1,322 [3],[4],[11],[20] 1,322 [3],[4],[11],[20]         1,328 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Auctane Inc. (fka Stamps.com Inc.) | First lien                              
Schedule of Investments [Line Items]                              
Cost   31,578 [3],[4],[20] 31,578 [3],[4],[20]         35,985 [7],[8],[16]              
Investments at fair value   31,576 [3],[4],[20] 31,576 [3],[4],[20]         36,155 [7],[8],[16]              
Principal amount, par value   31,814 [3],[4],[11],[20] 31,814 [3],[4],[11],[20]         36,155 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Baker Tilly Advisory Group, LP | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (26) (26)                        
Investments at fair value [3],[4],[9]   (60) (60)                        
Principal amount, par value [3],[4],[9],[11]   3,707 3,707                        
Investment, Identifier [Axis]: Baker Tilly Advisory Group, LP | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               0              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               2,122              
Investment, Identifier [Axis]: Baker Tilly Advisory Group, LP | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (26)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               3,707              
Investment, Identifier [Axis]: Baker Tilly Advisory Group, LP | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   15,433 [3],[17],[18] 15,433 [3],[17],[18]         15,504 [7],[14],[15]              
Investments at fair value   15,354 [3],[17],[18] 15,354 [3],[17],[18]         15,602 [7],[14],[15]              
Principal amount, par value   15,524 [3],[11],[17],[18] 15,524 [3],[11],[17],[18]         15,602 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Baker Tilly Advisory Group, LP | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   5,729 [3],[17],[18] 5,729 [3],[17],[18]         5,756 [7],[14],[15]              
Investments at fair value   5,661 [3],[17],[18] 5,661 [3],[17],[18]         5,782 [7],[14],[15]              
Principal amount, par value   5,753 [3],[11],[17],[18] 5,753 [3],[11],[17],[18]         5,782 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Baker Tilly Advisory Group, LP | First lien 3                              
Schedule of Investments [Line Items]                              
Cost   1,260 [3],[4],[20] 1,260 [3],[4],[20]         376 [7],[8],[16]              
Investments at fair value   1,245 [3],[4],[20] 1,245 [3],[4],[20]         378 [7],[8],[16]              
Principal amount, par value   1,266 [3],[4],[11],[20] 1,266 [3],[4],[11],[20]         378 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Baker Tilly Advisory Group, LP | First lien 4                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   1,222 1,222                        
Investments at fair value [3],[4],[20]   1,209 1,209                        
Principal amount, par value [3],[4],[11],[20]   1,228 1,228                        
Investment, Identifier [Axis]: Bamboo Health Holdings, LLC (f/k/a Appriss Health, LLC) | First lien                              
Schedule of Investments [Line Items]                              
Cost   3,041 [3],[4],[20] 3,041 [3],[4],[20]         3,038 [7],[8],[16]              
Investments at fair value   3,046 [3],[4],[20] 3,046 [3],[4],[20]         3,046 [7],[8],[16]              
Principal amount, par value   3,046 [3],[4],[11],[20] 3,046 [3],[4],[11],[20]         3,046 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Bamboo Health Holdings, LLC (f/k/a Appriss Health, LLC) | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (4) [3],[4],[9] (4) [3],[4],[9]         (4) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   417 [3],[4],[9],[11] 417 [3],[4],[9],[11]         417 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Bonterra LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               14,955              
Investments at fair value [7],[14],[15]               14,952              
Principal amount, par value [7],[12],[14],[15]               14,989              
Investment, Identifier [Axis]: Bonterra LLC | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   325 325                        
Investments at fair value [3],[4],[9]   318 318                        
Principal amount, par value [3],[4],[9],[11]   326 326                        
Investment, Identifier [Axis]: Bonterra LLC | First lien - Drawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10],[16]               1,629              
Investments at fair value [7],[8],[10],[16]               1,625              
Principal amount, par value [7],[8],[10],[12],[16]               1,629              
Investment, Identifier [Axis]: Bonterra LLC | First lien - Drawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               244              
Investments at fair value [7],[8],[10]               244              
Principal amount, par value [7],[8],[10],[12]               244              
Investment, Identifier [Axis]: Bonterra LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (3) (3)                        
Investments at fair value [3],[4],[9]   (30) (30)                        
Principal amount, par value [3],[4],[9],[11]   1,303 1,303                        
Investment, Identifier [Axis]: Bonterra LLC | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               0              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               0              
Investment, Identifier [Axis]: Bonterra LLC | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (3)              
Investments at fair value [7],[8],[10]               (3)              
Principal amount, par value [7],[8],[10],[12]               1,384              
Investment, Identifier [Axis]: Bonterra LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [3],[17],[18]   14,882 14,882                        
Investments at fair value [3],[17],[18]   14,570 14,570                        
Principal amount, par value [3],[11],[17],[18]   14,914 14,914                        
Investment, Identifier [Axis]: Bonterra LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   1,625 1,625                        
Investments at fair value [3],[4],[20]   1,587 1,587                        
Principal amount, par value [3],[4],[11],[20]   1,625 1,625                        
Investment, Identifier [Axis]: Brave Parent Holdings, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost   20,940 [3],[24] 20,940 [3],[24]         21,040 [7],[25]              
Investments at fair value   20,323 [3],[24] 20,323 [3],[24]         21,124 [7],[25]              
Principal amount, par value   21,016 [3],[11],[24] 21,016 [3],[11],[24]         21,124 [7],[12],[25]              
Investment, Identifier [Axis]: Bullhorn, Inc. | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   127 [3],[4],[9] 127 [3],[4],[9]         127 [7],[8],[10]              
Investments at fair value   124 [3],[4],[9] 124 [3],[4],[9]         125 [7],[8],[10]              
Principal amount, par value   125 [3],[4],[9],[11] 125 [3],[4],[9],[11]         125 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Bullhorn, Inc. | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               0              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               822              
Investment, Identifier [Axis]: Bullhorn, Inc. | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (6)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               811              
Investment, Identifier [Axis]: Bullhorn, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   8,967 [3],[17],[18] 8,967 [3],[17],[18]         13,177 [7],[14],[15]              
Investments at fair value   8,813 [3],[17],[18] 8,813 [3],[17],[18]         13,206 [7],[14],[15]              
Principal amount, par value   8,879 [3],[11],[17],[18] 8,879 [3],[11],[17],[18]         13,206 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Bullhorn, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   3,395 [3],[17],[18] 3,395 [3],[17],[18]         8,976 [7],[14],[15]              
Investments at fair value   3,373 [3],[17],[18] 3,373 [3],[17],[18]         8,879 [7],[14],[15]              
Principal amount, par value   3,398 [3],[11],[17],[18] 3,398 [3],[11],[17],[18]         8,879 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Bullhorn, Inc. | First lien 3                              
Schedule of Investments [Line Items]                              
Cost   1,023 [3],[4],[20] 1,023 [3],[4],[20]         3,395 [7],[14],[15]              
Investments at fair value   1,017 [3],[4],[20] 1,017 [3],[4],[20]         3,398 [7],[14],[15]              
Principal amount, par value   1,025 [3],[4],[11],[20] 1,025 [3],[4],[11],[20]         3,398 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Bullhorn, Inc. | First lien 4                              
Schedule of Investments [Line Items]                              
Cost   759 [3],[17],[18] 759 [3],[17],[18]         1,023 [7],[8],[16]              
Investments at fair value   755 [3],[17],[18] 755 [3],[17],[18]         1,025 [7],[8],[16]              
Principal amount, par value   761 [3],[11],[17],[18] 761 [3],[11],[17],[18]         1,025 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Bullhorn, Inc. | First lien 5                              
Schedule of Investments [Line Items]                              
Cost   340 [3],[17],[18] 340 [3],[17],[18]         759 [7],[14],[15]              
Investments at fair value   338 [3],[17],[18] 338 [3],[17],[18]         761 [7],[14],[15]              
Principal amount, par value   341 [3],[11],[17],[18] 341 [3],[11],[17],[18]         761 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Bullhorn, Inc. | First lien 6                              
Schedule of Investments [Line Items]                              
Cost   271 [3],[17],[18] 271 [3],[17],[18]         340 [7],[14],[15]              
Investments at fair value   270 [3],[17],[18] 270 [3],[17],[18]         341 [7],[14],[15]              
Principal amount, par value   272 [3],[11],[17],[18] 272 [3],[11],[17],[18]         341 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Bullhorn, Inc. | First lien 7                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               271              
Investments at fair value [7],[14],[15]               272              
Principal amount, par value [7],[12],[14],[15]               272              
Investment, Identifier [Axis]: Bullhorn, Inc.. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (6) (6)                        
Investments at fair value [3],[4],[9]   (6) (6)                        
Principal amount, par value [3],[4],[9],[11]   811 811                        
Investment, Identifier [Axis]: CFS Management, LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   12,383 [3],[4],[20] 12,383 [3],[4],[20]         12,124 [7],[8],[16]              
Investments at fair value   10,835 [3],[4],[20] 10,835 [3],[4],[20]         10,608 [7],[8],[16]              
Principal amount, par value   12,383 [3],[4],[11],[20] 12,383 [3],[4],[11],[20]         12,124 [7],[8],[12],[16]              
Investment, Identifier [Axis]: CFS Management, LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   3,698 [3],[17],[18] 3,698 [3],[17],[18]         3,621 [7],[14],[15]              
Investments at fair value   3,228 [3],[17],[18] 3,228 [3],[17],[18]         3,161 [7],[14],[15]              
Principal amount, par value   3,690 [3],[11],[17],[18] 3,690 [3],[11],[17],[18]         3,612 [7],[12],[14],[15]              
Investment, Identifier [Axis]: CG Group Holdings, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               8,553              
Investments at fair value [7],[14],[15]               8,582              
Principal amount, par value [7],[12],[14],[15]               8,582              
Investment, Identifier [Axis]: CG Group Holdings, LLC | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10],[16]               1,078              
Investments at fair value [7],[8],[10],[16]               1,089              
Principal amount, par value [7],[8],[10],[12],[16]               1,089              
Investment, Identifier [Axis]: CG Group Holdings, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (1)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               113              
Investment, Identifier [Axis]: CRCI Longhorn Holdings, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               6,423              
Investments at fair value [7],[14],[15]               6,451              
Principal amount, par value [7],[12],[14],[15]               6,451              
Investment, Identifier [Axis]: CRCI Longhorn Holdings, Inc. | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               0              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               1,629              
Investment, Identifier [Axis]: CRCI Longhorn Holdings, Inc. | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (5)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               1,086              
Investment, Identifier [Axis]: Capstone Borrower, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost [4],[20]   3,260 3,260                        
Investments at fair value [4],[20]   3,580 3,580                        
Principal amount, par value [4],[11],[20]   3,763 3,763                        
Investment, Identifier [Axis]: Cardinal Parent, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost   11,527 [13] 11,527 [13]         11,581 [19]              
Investments at fair value   10,229 [13] 10,229 [13]         11,366 [19]              
Principal amount, par value   11,548 [11],[13] 11,548 [11],[13]         11,609 [12],[19]              
Investment, Identifier [Axis]: Cardinal Parent, Inc. | Second lien                              
Schedule of Investments [Line Items]                              
Cost   9,728 [3],[13] 9,728 [3],[13]         9,721 [7],[19]              
Investments at fair value   8,475 [3],[13] 8,475 [3],[13]         9,653 [7],[19]              
Principal amount, par value   9,767 [3],[11],[13] 9,767 [3],[11],[13]         9,767 [7],[12],[19]              
Investment, Identifier [Axis]: Centegix Intermediate II, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost [3],[17],[18]   239 239                        
Investments at fair value [3],[17],[18]   239 239                        
Principal amount, par value [3],[11],[17],[18]   240 240                        
Investment, Identifier [Axis]: Centegix Intermediate II, LLC. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   0 0                        
Investments at fair value [3],[4],[9]   (6) (6)                        
Principal amount, par value [3],[4],[9],[11]   1,177 1,177                        
Investment, Identifier [Axis]: CentralSquare Technologies, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost   36,021 [3],[17],[18] 36,021 [3],[17],[18]         36,162 [7],[14],[15]              
Investments at fair value   36,322 [3],[17],[18] 36,322 [3],[17],[18]         36,497 [7],[14],[15]              
Principal amount, par value   36,322 [3],[11],[17],[18] 36,322 [3],[11],[17],[18]         36,497 [7],[12],[14],[15]              
Investment, Identifier [Axis]: CentralSquare Technologies, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (50) [3],[4],[9] (50) [3],[4],[9]         (50) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   3,980 [3],[4],[9],[11] 3,980 [3],[4],[9],[11]         3,980 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Ciklum Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (37) [3],[4],[9],[22] (37) [3],[4],[9],[22]         (37) [7],[8],[10],[23]              
Investments at fair value   0 [3],[4],[9],[22] 0 [3],[4],[9],[22]         0 [7],[8],[10],[23]              
Principal amount, par value   2,989 [3],[4],[9],[11],[22] 2,989 [3],[4],[9],[11],[22]         2,989 [7],[8],[10],[12],[23]              
Investment, Identifier [Axis]: Ciklum Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   9,313 [3],[17],[18] 9,313 [3],[17],[18]         9,351 [7],[14],[15]              
Investments at fair value   9,392 [3],[17],[18] 9,392 [3],[17],[18]         9,440 [7],[14],[15]              
Principal amount, par value   9,392 [3],[11],[17],[18] 9,392 [3],[11],[17],[18]         9,440 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Ciklum Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   5,259 [3],[4],[20] 5,259 [3],[4],[20]         5,280 [7],[8],[16]              
Investments at fair value   5,312 [3],[4],[20] 5,312 [3],[4],[20]         5,339 [7],[8],[16]              
Principal amount, par value   5,312 [3],[4],[11],[20] 5,312 [3],[4],[11],[20]         5,339 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Community Management Holdings MidCo 2, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost   1,274 [3],[4],[20] 1,274 [3],[4],[20]         1,279 [7],[8],[16]              
Investments at fair value   1,285 [3],[4],[20] 1,285 [3],[4],[20]         1,291 [7],[8],[16]              
Principal amount, par value   1,285 [3],[4],[11],[20] 1,285 [3],[4],[11],[20]         1,291 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Community Management Holdings MidCo 2, LLC | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   564 [3],[4],[9],[20] 564 [3],[4],[9],[20]         9 [7],[8],[10],[16]              
Investments at fair value   568 [3],[4],[9],[20] 568 [3],[4],[9],[20]         9 [7],[8],[10],[16]              
Principal amount, par value   568 [3],[4],[9],[11],[20] 568 [3],[4],[9],[11],[20]         9 [7],[8],[10],[12],[16]              
Investment, Identifier [Axis]: Community Management Holdings MidCo 2, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   41 [3],[4],[9],[11] 41 [3],[4],[9],[11]         602 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Compsych Investments Corp | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (14)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               2,253              
Investment, Identifier [Axis]: Compsych Investments Corp. | First lien                              
Schedule of Investments [Line Items]                              
Cost   7,705 [3],[17],[18] 7,705 [3],[17],[18]         7,741 [7],[14],[15]              
Investments at fair value   7,750 [3],[17],[18] 7,750 [3],[17],[18]         7,790 [7],[14],[15]              
Principal amount, par value   7,750 [3],[11],[17],[18] 7,750 [3],[11],[17],[18]         7,790 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Compsych Investments Corp. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (14) (14)                        
Investments at fair value [3],[4],[9]   0 0                        
Principal amount, par value [3],[4],[9],[11]   2,253 2,253                        
Investment, Identifier [Axis]: Consumer Products | First lien                              
Schedule of Investments [Line Items]                              
Cost [3],[4]   4,976 4,976                        
Investments at fair value [3],[4]   4,976 4,976                        
Principal amount, par value [3],[4],[11]   4,976 4,976                        
Investment, Identifier [Axis]: Consumer Products | Subordinated                              
Schedule of Investments [Line Items]                              
Cost [3],[4]   2,410 2,410                        
Investments at fair value [3],[4]   2,410 2,410                        
Principal amount, par value [3],[4],[11]   2,410 2,410                        
Investment, Identifier [Axis]: Convey Health Solutions, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   13,019 [3],[18] 13,019 [3],[18]         13,475 [7],[14],[15]              
Investments at fair value   1,635 [3],[18] 1,635 [3],[18]         9,869 [7],[14],[15]              
Principal amount, par value   13,060 [3],[11],[18] 13,060 [3],[11],[18]         13,518 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Convey Health Solutions, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   2,168 [3],[18] 2,168 [3],[18]         2,244 [7],[14],[15]              
Investments at fair value   273 [3],[18] 273 [3],[18]         1,648 [7],[14],[15]              
Principal amount, par value   2,181 [3],[11],[18] 2,181 [3],[11],[18]         2,257 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Convey Health Solutions, Inc. | First lien | Non-accrual status                              
Schedule of Investments [Line Items]                              
Unearned income   359 687                        
Investment, Identifier [Axis]: CoreTrust Purchasing Group LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost   1,457 [3],[4],[20] 1,457 [3],[4],[20]         1,463 [7],[8],[16]              
Investments at fair value   1,462 [3],[4],[20] 1,462 [3],[4],[20]         1,470 [7],[8],[16]              
Principal amount, par value   1,462 [3],[4],[11],[20] 1,462 [3],[4],[11],[20]         1,470 [7],[8],[12],[16]              
Investment, Identifier [Axis]: CoreTrust Purchasing Group LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (1)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               147              
Investment, Identifier [Axis]: Coupa Holdings, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               14,123              
Investments at fair value [7],[14],[15]               14,243              
Principal amount, par value [7],[12],[14],[15]               14,243              
Investment, Identifier [Axis]: Coupa Holdings, LLC | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9],[20]   651 651                        
Investments at fair value [3],[4],[9],[20]   650 650                        
Principal amount, par value [3],[4],[9],[11],[20]   659 659                        
Investment, Identifier [Axis]: Coupa Holdings, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (4) (4)                        
Investments at fair value [3],[4],[9]   (4) (4)                        
Principal amount, par value [3],[4],[9],[11]   330 330                        
Investment, Identifier [Axis]: Coupa Holdings, LLC | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               0              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               1,291              
Investment, Identifier [Axis]: Coupa Holdings, LLC | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (12)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               989              
Investment, Identifier [Axis]: Coupa Holdings, LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [3],[17],[18]   14,063 14,063                        
Investments at fair value [3],[17],[18]   13,981 13,981                        
Principal amount, par value [3],[11],[17],[18]   14,171 14,171                        
Investment, Identifier [Axis]: Coupa Holdings, LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   1,291 1,291                        
Investments at fair value [3],[4],[20]   1,274 1,274                        
Principal amount, par value [3],[4],[11],[20]   1,291 1,291                        
Investment, Identifier [Axis]: Cronos Crimson Holdings, Inc. (f/k/a NMC Crimson Holdings, Inc.) | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   24,063 [3],[17],[18] 24,063 [3],[17],[18]         24,034 [7],[14],[15]              
Investments at fair value   23,795 [3],[17],[18] 23,795 [3],[17],[18]         24,172 [7],[14],[15]              
Principal amount, par value   24,172 [3],[11],[17],[18] 24,172 [3],[11],[17],[18]         24,172 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Cronos Crimson Holdings, Inc. (f/k/a NMC Crimson Holdings, Inc.) | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   5,003 [3],[4],[20] 5,003 [3],[4],[20]         5,001 [7],[8],[16]              
Investments at fair value   4,934 [3],[4],[20] 4,934 [3],[4],[20]         5,012 [7],[8],[16]              
Principal amount, par value   5,012 [3],[4],[11],[20] 5,012 [3],[4],[11],[20]         5,012 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Cronos Crimson Holdings, Inc. (f/k/a NMC Crimson Holdings, Inc.) | First lien 3                              
Schedule of Investments [Line Items]                              
Cost   4,691 [3],[17],[18] 4,691 [3],[17],[18]         4,687 [7],[14],[15]              
Investments at fair value   4,632 [3],[17],[18] 4,632 [3],[17],[18]         4,706 [7],[14],[15]              
Principal amount, par value   4,706 [3],[11],[17],[18] 4,706 [3],[11],[17],[18]         4,706 [7],[12],[14],[15]              
Investment, Identifier [Axis]: DCA Investment Holding, LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               1,781              
Investments at fair value [7],[14],[15]               1,574              
Principal amount, par value [7],[12],[14],[15]               1,786              
Investment, Identifier [Axis]: DCA Investment Holding, LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[16]               994              
Investments at fair value [7],[8],[16]               882              
Principal amount, par value [7],[8],[12],[16]               1,000              
Investment, Identifier [Axis]: DCA TopCo LP | Class A Common Units 1                              
Schedule of Investments [Line Items]                              
Cost [3],[18]   617 617                        
Investments at fair value [3],[18]   617 617                        
Investment, Identifier [Axis]: DCA TopCo LP | Class A Common Units 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   345 345                        
Investments at fair value [3],[4],[20]   345 345                        
Investment, Identifier [Axis]: DCA TopCo LP | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [3],[17],[18]   957 957                        
Investments at fair value [3],[17],[18]   957 957                        
Principal amount, par value [3],[11],[17],[18]   957 957                        
Investment, Identifier [Axis]: DCA TopCo LP | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   536 536                        
Investments at fair value [3],[4],[20]   536 536                        
Principal amount, par value [3],[4],[11],[20]   536 536                        
Investment, Identifier [Axis]: DG Investment Intermediate Holdings 2, Inc. | Second lien                              
Schedule of Investments [Line Items]                              
Cost   3,010 [3],[4],[20] 3,010 [3],[4],[20]         9,466 [7],[8],[16]              
Investments at fair value   3,024 [3],[4],[20] 3,024 [3],[4],[20]         9,464 [7],[8],[16]              
Principal amount, par value   3,024 [3],[4],[11],[20] 3,024 [3],[4],[11],[20]         9,512 [7],[8],[12],[16]              
Investment, Identifier [Axis]: DOCS, MSO, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   2,405 [3],[4],[9],[11] 2,405 [3],[4],[9],[11]         2,405 [7],[8],[10],[12]              
Investment, Identifier [Axis]: DOCS, MSO, LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   3,223 [3],[13] 3,223 [3],[13]         18,149 [7],[8],[16]              
Investments at fair value   3,223 [3],[13] 3,223 [3],[13]         18,149 [7],[8],[16]              
Principal amount, par value   3,223 [3],[11],[13] 3,223 [3],[11],[13]         18,149 [7],[8],[12],[16]              
Investment, Identifier [Axis]: DOCS, MSO, LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   1,596 [3],[4],[20] 1,596 [3],[4],[20]         6,797 [7],[19]              
Investments at fair value   1,591 [3],[4],[20] 1,591 [3],[4],[20]         6,797 [7],[19]              
Principal amount, par value   1,591 [3],[4],[11],[20] 1,591 [3],[4],[11],[20]         6,797 [7],[12],[19]              
Investment, Identifier [Axis]: DOCS, MSO, LLC | First lien 3                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[16]               3,335              
Investments at fair value [7],[8],[16]               3,354              
Principal amount, par value [7],[8],[12],[16]               3,354              
Investment, Identifier [Axis]: DT1 Midco Corp | First lien                              
Schedule of Investments [Line Items]                              
Cost   1,329 [3],[17],[18] 1,329 [3],[17],[18]         1,335 [7],[14],[15]              
Investments at fair value   1,335 [3],[17],[18] 1,335 [3],[17],[18]         1,335 [7],[14],[15]              
Principal amount, par value   1,335 [3],[11],[17],[18] 1,335 [3],[11],[17],[18]         1,342 [7],[12],[14],[15]              
Investment, Identifier [Axis]: DT1 Midco Corp | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   32 [3],[4],[9] 32 [3],[4],[9]         32 [7],[8],[10]              
Investments at fair value   32 [3],[4],[9] 32 [3],[4],[9]         32 [7],[8],[10]              
Principal amount, par value   32 [3],[4],[9],[11] 32 [3],[4],[9],[11]         32 [7],[8],[10],[12]              
Investment, Identifier [Axis]: DT1 Midco Corp | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9] 0 [3],[4],[9]         (3) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         (3) [7],[8],[10]              
Principal amount, par value   4,462 [3],[4],[9],[11] 4,462 [3],[4],[9],[11]         674 [7],[8],[10],[12]              
Investment, Identifier [Axis]: DT1 Midco Corp | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost   (3) [3],[4],[9] (3) [3],[4],[9]         0 [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         (22) [7],[8],[10]              
Principal amount, par value   674 [3],[4],[9],[11] 674 [3],[4],[9],[11]         4,462 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Daxko Acquisition Corporation | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (10)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               986              
Investment, Identifier [Axis]: Daxko Acquisition Corporation | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   12,630 [3],[4],[20] 12,630 [3],[4],[20]         12,686 [7],[8],[16]              
Investments at fair value   12,533 [3],[4],[20] 12,533 [3],[4],[20]         12,746 [7],[8],[16]              
Principal amount, par value   12,679 [3],[4],[11],[20] 12,679 [3],[4],[11],[20]         12,746 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Daxko Acquisition Corporation | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   1,064 [3],[17],[18] 1,064 [3],[17],[18]         1,069 [7],[14],[15]              
Investments at fair value   1,056 [3],[17],[18] 1,056 [3],[17],[18]         1,074 [7],[14],[15]              
Principal amount, par value   1,068 [3],[11],[17],[18] 1,068 [3],[11],[17],[18]         1,074 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Daxko Acquisition Corporation | First lien 3                              
Schedule of Investments [Line Items]                              
Cost   64 [3],[4] 64 [3],[4]         64 [7],[8]              
Investments at fair value   63 [3],[4] 63 [3],[4]         64 [7],[8]              
Principal amount, par value   64 [3],[4],[11] 64 [3],[4],[11]         64 [7],[8],[12]              
Investment, Identifier [Axis]: Daxko Acquisition Corporation. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (10) (10)                        
Investments at fair value [3],[4],[9]   (11) (11)                        
Principal amount, par value [3],[4],[9],[11]   986 986                        
Investment, Identifier [Axis]: Dealer Tire Holdings, LLC | Preferred Shares                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20],[26]   27,082 27,082                        
Investments at fair value [3],[4],[20],[26]   25,191 25,191                        
Principal amount, par value   27,116 27,116         90,671              
Investment, Identifier [Axis]: Dealer Tire Holdings, LLC | Preferred shares                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[16],[27]               81,859              
Investments at fair value [7],[8],[16],[27]               87,225              
Investment, Identifier [Axis]: Deca Dental Holdings LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   36,475 [3],[17],[18] 36,475 [3],[17],[18]         36,543 [7],[14],[15]              
Investments at fair value   32,536 [3],[17],[18] 32,536 [3],[17],[18]         35,715 [7],[14],[15]              
Principal amount, par value   36,614 [3],[11],[17],[18] 36,614 [3],[11],[17],[18]         36,710 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Deca Dental Holdings LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   3,839 [3],[4],[20] 3,839 [3],[4],[20]         3,846 [7],[8],[16]              
Investments at fair value   3,425 [3],[4],[20] 3,425 [3],[4],[20]         3,760 [7],[8],[16]              
Principal amount, par value   3,854 [3],[4],[11],[20] 3,854 [3],[4],[11],[20]         3,864 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Deca Dental Holdings LLC | First lien 3                              
Schedule of Investments [Line Items]                              
Cost   2,997 [3],[4],[20] 2,997 [3],[4],[20]         2,997 [7],[8],[16]              
Investments at fair value   2,690 [3],[4],[20] 2,690 [3],[4],[20]         2,945 [7],[8],[16]              
Principal amount, par value   3,027 [3],[4],[11],[20] 3,027 [3],[4],[11],[20]         3,027 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Denali Intermediate Holdings, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               9,047              
Investments at fair value [7],[14],[15]               9,045              
Principal amount, par value [7],[12],[14],[15]               9,091              
Investment, Identifier [Axis]: Denali Intermediate Holdings, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (5)              
Investments at fair value [7],[8],[10]               (5)              
Principal amount, par value [7],[8],[10],[12]               909              
Investment, Identifier [Axis]: Digicert, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost   15,286 [3],[17],[18] 15,286 [3],[17],[18]         15,354 [7],[14],[15]              
Investments at fair value   15,269 [3],[17],[18] 15,269 [3],[17],[18]         15,346 [7],[14],[15]              
Principal amount, par value   15,384 [3],[11],[17],[18] 15,384 [3],[11],[17],[18]         15,462 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Digicert, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (8) [3],[4],[9] (8) [3],[4],[9]         (8) [7],[8],[10]              
Investments at fair value   (8) [3],[4],[9] (8) [3],[4],[9]         (8) [7],[8],[10]              
Principal amount, par value   1,119 [3],[4],[9],[11] 1,119 [3],[4],[9],[11]         1,119 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Diligent Corporation | First lien                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   3,389 3,389                        
Investments at fair value [3],[4],[20]   3,310 3,310                        
Principal amount, par value [3],[4],[11],[20]   3,398 3,398                        
Investment, Identifier [Axis]: Diligent Corporation | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   891 [3],[4],[9] 891 [3],[4],[9]         530 [7],[8],[10]              
Investments at fair value   872 [3],[4],[9] 872 [3],[4],[9]         532 [7],[8],[10]              
Principal amount, par value   895 [3],[4],[9],[11] 895 [3],[4],[9],[11]         532 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Diligent Corporation | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (5) (5)                        
Investments at fair value [3],[4],[9]   (35) (35)                        
Principal amount, par value [3],[4],[9],[11]   1,371 1,371                        
Investment, Identifier [Axis]: Diligent Corporation | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (6)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               1,733              
Investment, Identifier [Axis]: Diligent Corporation | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (13)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               3,398              
Investment, Identifier [Axis]: Diligent Corporation | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               19,763              
Investments at fair value [7],[14],[15]               19,821              
Principal amount, par value [7],[12],[14],[15]               19,821              
Investment, Identifier [Axis]: Diligent Corporation | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[16]               3,388              
Investments at fair value [7],[8],[16]               3,398              
Principal amount, par value [7],[8],[12],[16]               3,398              
Investment, Identifier [Axis]: Diligent Preferred Issuer, Inc. | Preferred shares                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[28]               15,702              
Investments at fair value [7],[8],[28]               15,036              
Principal amount, par value               15,827              
Investment, Identifier [Axis]: Eagle Infrastructure Services, LLC (fka FR Arsenal Holdings II Corp.) / Eagle Infrastructure Super HoldCo, LLC                              
Schedule of Investments [Line Items]                              
Investments at fair value   24,478 24,478         18,337     $ 19,156        
Investment, Identifier [Axis]: Eagle Infrastructure Services, LLC (fka FR Arsenal Holdings II Corp.) | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   10,628 [3],[17],[18],[29] 10,628 [3],[17],[18],[29]         10,628 [7],[14],[15],[30]              
Investments at fair value   10,628 [3],[17],[18],[29] 10,628 [3],[17],[18],[29]         10,628 [7],[14],[15],[30]              
Principal amount, par value   10,628 [3],[11],[17],[18],[29] 10,628 [3],[11],[17],[18],[29]         10,628 [7],[12],[14],[15],[30]              
Investment, Identifier [Axis]: Eagle Infrastructure Services, LLC (fka FR Arsenal Holdings II Corp.) | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   340 [3],[4],[29] 340 [3],[4],[29]         340 [7],[8],[30]              
Investments at fair value   340 [3],[4],[29] 340 [3],[4],[29]         340 [7],[8],[30]              
Principal amount, par value   340 [3],[4],[11],[29] 340 [3],[4],[11],[29]         340 [7],[8],[12],[30]              
Investment, Identifier [Axis]: Eagle Infrastructure Super HoldCo, LLC | Ordinary Shares                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[29]   4,104 4,104                        
Investments at fair value [3],[4],[29]   13,510 13,510                        
Investment, Identifier [Axis]: Eagle Infrastructure Super HoldCo, LLC | Ordinary shares                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[30]               4,104              
Investments at fair value [7],[8],[30]               7,369              
Investment, Identifier [Axis]: Eclipse Buyer Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost   7,083 [3],[13],[31] 7,083 [3],[13],[31]         7,082 [7],[19],[32]              
Investments at fair value   7,007 [3],[13],[31] 7,007 [3],[13],[31]         7,113 [7],[19],[32]              
Principal amount, par value   7,113 [3],[11],[13],[31] 7,113 [3],[11],[13],[31]         7,113 [7],[12],[19],[32]              
Investment, Identifier [Axis]: Eclipse Buyer Inc. | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[10],[19]               0              
Investments at fair value [7],[10],[19]               0              
Principal amount, par value [7],[10],[12],[19]               1,206              
Investment, Identifier [Axis]: Eclipse Buyer Inc. | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost   (21) [3],[4],[9] (21) [3],[4],[9]         (21) [7],[8],[10]              
Investments at fair value   (62) [3],[4],[9] (62) [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   4,190 [3],[4],[9],[11] 4,190 [3],[4],[9],[11]         4,190 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Eclipse Buyer Inc.| First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [3],[9],[13]   0 0                        
Investments at fair value [3],[9],[13]   (18) (18)                        
Principal amount, par value [3],[9],[11],[13]   1,206 1,206                        
Investment, Identifier [Axis]: Eclipse Topco Holdings, Inc. (fka Transcendia Holdings, Inc.) | Ordinary Shares                              
Schedule of Investments [Line Items]                              
Cost [3],[4]   145 145                        
Investments at fair value [3],[4]   0 0                        
Investment, Identifier [Axis]: Eclipse Topco Holdings, Inc. (fka Transcendia Holdings, Inc.) | Ordinary shares                              
Schedule of Investments [Line Items]                              
Cost [7],[8]               145              
Investments at fair value [7],[8]               0              
Investment, Identifier [Axis]: Eclipse Topco Holdings, Inc. (fka Transcendia Holdings, Inc.) | Series A Preferred Shares                              
Schedule of Investments [Line Items]                              
Cost [3],[4]   3,835 3,835                        
Investments at fair value [3],[4]   3,835 3,835                        
Investment, Identifier [Axis]: Eclipse Topco Holdings, Inc. (fka Transcendia Holdings, Inc.) | Series A preferred shares                              
Schedule of Investments [Line Items]                              
Cost [7],[8]               3,335              
Investments at fair value [7],[8]               3,335              
Principal amount, par value   3,835 3,835         3,335              
Investment, Identifier [Axis]: Eclipse Topco Holdings, Inc. (fka Transcendia Holdings, Inc.) | Series B Preferred Shares                              
Schedule of Investments [Line Items]                              
Cost [3],[4]   2,565 2,565                        
Investments at fair value [3],[4]   3,009 3,009                        
Investment, Identifier [Axis]: Eclipse Topco Holdings, Inc. (fka Transcendia Holdings, Inc.) | Series B preferred shares                              
Schedule of Investments [Line Items]                              
Cost [7],[8]               2,565              
Investments at fair value [7],[8]               3,009              
Principal amount, par value   3,691 3,691         4,116              
Investment, Identifier [Axis]: Eclipse Topco Holdings, Inc. | Series B preferred shares | Non-accrual status                              
Schedule of Investments [Line Items]                              
Unearned income   124 242                        
Investment, Identifier [Axis]: Eclipse Topco, Inc. | Preferred Shares                              
Schedule of Investments [Line Items]                              
Cost [3],[13],[31]   1,620 1,620                        
Investments at fair value [3],[13],[31]   1,632 1,632                        
Investment, Identifier [Axis]: Eclipse Topco, Inc. | Preferred shares                              
Schedule of Investments [Line Items]                              
Cost [7],[19],[32]               2,207              
Investments at fair value [7],[19],[32]               2,228              
Principal amount, par value   1,632 1,632         2,226              
Investment, Identifier [Axis]: Edmentum Ultimate Holdings, LLC | Subordinated                              
Schedule of Investments [Line Items]                              
Cost   29,048 [3],[4],[29],[33] 29,048 [3],[4],[29],[33]         26,596 [7],[8],[30],[34]              
Investments at fair value   29,089 [3],[4],[29],[33] 29,089 [3],[4],[29],[33]         26,646 [7],[8],[30],[34]              
Principal amount, par value   29,089 [3],[4],[11],[29],[33] 29,089 [3],[4],[11],[29],[33]         26,646 [7],[8],[12],[30],[34]              
Investment, Identifier [Axis]: Einstein Parent, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (57) [3],[4],[9] (57) [3],[4],[9]         (57) [7],[8],[10]              
Investments at fair value   (138) [3],[4],[9] (138) [3],[4],[9]         (57) [7],[8],[10]              
Principal amount, par value   5,750 [3],[4],[9],[11] 5,750 [3],[4],[9],[11]         5,750 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Einstein Parent, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   35,294 [3],[4],[20] 35,294 [3],[4],[20]         35,292 [7],[8],[16]              
Investments at fair value   34,728 [3],[4],[20] 34,728 [3],[4],[20]         35,226 [7],[8],[16]              
Principal amount, par value   35,582 [3],[4],[11],[20] 35,582 [3],[4],[11],[20]         35,582 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Einstein Parent, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   19,838 [3],[17],[18] 19,838 [3],[17],[18]         19,800 [7],[14],[15]              
Investments at fair value   19,520 [3],[17],[18] 19,520 [3],[17],[18]         19,800 [7],[14],[15]              
Principal amount, par value   20,000 [3],[11],[17],[18] 20,000 [3],[11],[17],[18]         20,000 [7],[12],[14],[15]              
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC | First lien - Drawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[10],[25]               2,508              
Investments at fair value [7],[10],[25]               2,533              
Principal amount, par value [7],[10],[12],[25]               2,533              
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (14) (14)                        
Investments at fair value [3],[4],[9]   0 0                        
Principal amount, par value [3],[4],[9],[11]   1,400 1,400                        
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               0              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               64              
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[10],[25]               0              
Investments at fair value [7],[10],[25]               0              
Principal amount, par value [7],[10],[12],[25]               191              
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC | First lien - Undrawn 3                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (14)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               1,400              
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   8,362 [3],[24] 8,362 [3],[24]         8,410 [7],[25]              
Investments at fair value   8,396 [3],[24] 8,396 [3],[24]         8,449 [7],[25]              
Principal amount, par value   8,396 [3],[11],[24] 8,396 [3],[11],[24]         8,449 [7],[12],[25]              
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   4,657 [3],[4],[20] 4,657 [3],[4],[20]         4,682 [7],[8],[16]              
Investments at fair value   4,681 [3],[4],[20] 4,681 [3],[4],[20]         4,710 [7],[8],[16]              
Principal amount, par value   4,681 [3],[4],[11],[20] 4,681 [3],[4],[11],[20]         4,710 [7],[8],[12],[16]              
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC | First lien 3                              
Schedule of Investments [Line Items]                              
Cost   2,806 [3],[24] 2,806 [3],[24]         2,822 [7],[25]              
Investments at fair value   2,819 [3],[24] 2,819 [3],[24]         2,836 [7],[25]              
Principal amount, par value   2,819 [3],[11],[24] 2,819 [3],[11],[24]         2,836 [7],[12],[25]              
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC | First lien 4                              
Schedule of Investments [Line Items]                              
Cost   2,789 [3],[24] 2,789 [3],[24]         2,805 [7],[25]              
Investments at fair value   2,801 [3],[24] 2,801 [3],[24]         2,818 [7],[25]              
Principal amount, par value   2,801 [3],[11],[24] 2,801 [3],[11],[24]         2,818 [7],[12],[25]              
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC | First lien 5                              
Schedule of Investments [Line Items]                              
Cost [3],[24]   2,687 2,687                        
Investments at fair value [3],[24]   2,711 2,711                        
Principal amount, par value [3],[11],[24]   2,711 2,711                        
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC | First lien 6                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   897 897                        
Investments at fair value [3],[4],[20]   905 905                        
Principal amount, par value [3],[4],[11],[20]   905 905                        
Investment, Identifier [Axis]: FS WhiteWater Borrower, LLC | First lien- Drawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10],[16]               837              
Investments at fair value [7],[8],[10],[16]               846              
Principal amount, par value [7],[8],[10],[12],[16]               846              
Investment, Identifier [Axis]: FS WhiteWater Holdings, LLC | Ordinary Shares                              
Schedule of Investments [Line Items]                              
Cost [3],[24],[35]   5,000 5,000                        
Investments at fair value [3],[24],[35]   6,088 6,088                        
Investment, Identifier [Axis]: FS WhiteWater Holdings, LLC | Ordinary shares                              
Schedule of Investments [Line Items]                              
Cost [7],[25],[36]               5,000              
Investments at fair value [7],[25],[36]               5,357              
Investment, Identifier [Axis]: Firebird Acquisition Corp, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[16]               8,169              
Investments at fair value [7],[8],[16]               8,167              
Principal amount, par value [7],[8],[12],[16]               8,187              
Investment, Identifier [Axis]: Firebird Acquisition Corp, Inc. | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   2,787 [3],[4],[9] 2,787 [3],[4],[9]         1,914 [7],[8],[10]              
Investments at fair value   2,794 [3],[4],[9] 2,794 [3],[4],[9]         1,914 [7],[8],[10]              
Principal amount, par value   2,794 [3],[4],[9],[11] 2,794 [3],[4],[9],[11]         1,919 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Firebird Acquisition Corp, Inc. | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (4)              
Investments at fair value [7],[8],[10]               (4)              
Principal amount, par value [7],[8],[10],[12]               1,422              
Investment, Identifier [Axis]: Firebird Acquisition Corp, Inc. | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost   (4) [3],[4],[9] (4) [3],[4],[9]         0 [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         (7) [7],[8],[10]              
Principal amount, par value   1,422 [3],[4],[9],[11] 1,422 [3],[4],[9],[11]         2,814 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Firebird Acquisition Corp, Inc. | First lien - Undrawn1                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   0 0                        
Investments at fair value [3],[4],[9]   0 0                        
Principal amount, par value [3],[4],[9],[11]   1,926 1,926                        
Investment, Identifier [Axis]: Firebird Acquisition Corp, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   8,244 8,244                        
Investments at fair value [3],[4],[20]   8,261 8,261                        
Principal amount, par value [3],[4],[11],[20]   8,261 8,261                        
Investment, Identifier [Axis]: Firebird Co-Invest L.P. | LP Interest                              
Schedule of Investments [Line Items]                              
Cost   3,358 [3],[4],[37] 3,358 [3],[4],[37]         3,358 [7],[8],[38]              
Investments at fair value   4,209 [3],[4],[37] 4,209 [3],[4],[37]         3,358 [7],[8],[38]              
Investment, Identifier [Axis]: Flash Charm Inc. (fka Idera, Inc.) | Second lien 1                              
Schedule of Investments [Line Items]                              
Cost   1,873 [13] 1,873 [13]         6,463 [19]              
Investments at fair value   1,154 [13] 1,154 [13]         5,697 [19]              
Principal amount, par value   1,884 [11],[13] 1,884 [11],[13]         6,474 [12],[19]              
Investment, Identifier [Axis]: Flash Charm Inc. (fka Idera, Inc.) | Second lien 2                              
Schedule of Investments [Line Items]                              
Cost   251 [4],[20] 251 [4],[20]         862 [8],[16]              
Investments at fair value   154 [4],[20] 154 [4],[20]         760 [8],[16]              
Principal amount, par value   251 [4],[11],[20] 251 [4],[11],[20]         863 [8],[12],[16]              
Investment, Identifier [Axis]: Foreside Financial Group, LLC | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   92 [3],[4],[9],[20] 92 [3],[4],[9],[20]         457 [7],[8],[10]              
Investments at fair value   92 [3],[4],[9],[20] 92 [3],[4],[9],[20]         460 [7],[8],[10]              
Principal amount, par value   92 [3],[4],[9],[11],[20] 92 [3],[4],[9],[11],[20]         460 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Foreside Financial Group, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (22) (22)                        
Investments at fair value [3],[4],[9]   0 0                        
Principal amount, par value [3],[4],[9],[11]   2,218 2,218                        
Investment, Identifier [Axis]: Foreside Financial Group, LLC | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               0              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               2,849              
Investment, Identifier [Axis]: Foreside Financial Group, LLC | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (21)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               2,311              
Investment, Identifier [Axis]: Foreside Financial Group, LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   7,735 [3],[17],[18] 7,735 [3],[17],[18]         36,683 [7],[14],[15]              
Investments at fair value   7,746 [3],[17],[18] 7,746 [3],[17],[18]         36,810 [7],[14],[15]              
Principal amount, par value   7,746 [3],[11],[17],[18] 7,746 [3],[11],[17],[18]         36,810 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Foreside Financial Group, LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   271 [3],[4],[20] 271 [3],[4],[20]         4,012 [7],[8],[16]              
Investments at fair value   273 [3],[4],[20] 273 [3],[4],[20]         4,033 [7],[8],[16]              
Principal amount, par value   273 [3],[4],[11],[20] 273 [3],[4],[11],[20]         4,033 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Fortis Solutions Group, LLC | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   1,558 [3],[4],[9],[20] 1,558 [3],[4],[9],[20]         826 [7],[8],[10],[16]              
Investments at fair value   1,573 [3],[4],[9],[20] 1,573 [3],[4],[9],[20]         834 [7],[8],[10],[16]              
Principal amount, par value   1,573 [3],[4],[9],[11],[20] 1,573 [3],[4],[9],[11],[20]         834 [7],[8],[10],[12],[16]              
Investment, Identifier [Axis]: Fortis Solutions Group, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (13) [3],[4],[9] (13) [3],[4],[9]         (20) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   1,287 [3],[4],[9],[11] 1,287 [3],[4],[9],[11]         2,026 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Fortis Solutions Group, LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   28,963 [3],[17],[18] 28,963 [3],[17],[18]         29,095 [7],[14],[15]              
Investments at fair value   29,082 [3],[17],[18] 29,082 [3],[17],[18]         29,234 [7],[14],[15]              
Principal amount, par value   29,082 [3],[11],[17],[18] 29,082 [3],[11],[17],[18]         29,234 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Fortis Solutions Group, LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   970 [3],[4],[20] 970 [3],[4],[20]         974 [7],[8],[16]              
Investments at fair value   967 [3],[4],[20] 967 [3],[4],[20]         972 [7],[8],[16]              
Principal amount, par value   967 [3],[4],[11],[20] 967 [3],[4],[11],[20]         972 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Fortis Solutions Group, LLC | First lien 3                              
Schedule of Investments [Line Items]                              
Cost   78 [3],[4] 78 [3],[4]         78 [7],[8]              
Investments at fair value   78 [3],[4] 78 [3],[4]         79 [7],[8]              
Principal amount, par value   78 [3],[4],[11] 78 [3],[4],[11]         79 [7],[8],[12]              
Investment, Identifier [Axis]: Foundational Education Group, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost   5,921 [3],[17],[18] 5,921 [3],[17],[18]         5,871 [14],[15]              
Investments at fair value   5,875 [3],[17],[18] 5,875 [3],[17],[18]         5,871 [14],[15]              
Principal amount, par value   6,317 [3],[11],[17],[18] 6,317 [3],[11],[17],[18]         6,350 [12],[14],[15]              
Investment, Identifier [Axis]: Foundational Education Group, Inc. | Second lien 1                              
Schedule of Investments [Line Items]                              
Cost   22,444 [3],[24] 22,444 [3],[24]         22,436 [7],[25]              
Investments at fair value   22,500 [3],[24] 22,500 [3],[24]         22,500 [7],[25]              
Principal amount, par value   22,500 [3],[11],[24] 22,500 [3],[11],[24]         22,500 [7],[12],[25]              
Investment, Identifier [Axis]: Foundational Education Group, Inc. | Second lien 2                              
Schedule of Investments [Line Items]                              
Cost   10,778 [3],[4],[20] 10,778 [3],[4],[20]         10,754 [7],[8],[16]              
Investments at fair value   10,965 [3],[4],[20] 10,965 [3],[4],[20]         10,965 [7],[8],[16]              
Principal amount, par value   10,965 [3],[4],[11],[20] 10,965 [3],[4],[11],[20]         10,965 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Fullsteam Operations LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost   6,196 [3],[17],[18] 6,196 [3],[17],[18]         6,193 [7],[14],[15]              
Investments at fair value   6,192 [3],[17],[18] 6,192 [3],[17],[18]         6,192 [7],[14],[15]              
Principal amount, par value   6,223 [3],[11],[17],[18] 6,223 [3],[11],[17],[18]         6,223 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Fullsteam Operations LLC | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   224 224                        
Investments at fair value [3],[4],[9]   224 224                        
Principal amount, par value [3],[4],[9],[11]   225 225                        
Investment, Identifier [Axis]: Fullsteam Operations LLC | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost   (2) [3],[4],[9] (2) [3],[4],[9]         (3) [7],[8],[10]              
Investments at fair value   (2) [3],[4],[9] (2) [3],[4],[9]         (3) [7],[8],[10]              
Principal amount, par value   467 [3],[4],[9],[11] 467 [3],[4],[9],[11]         691 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Fullsteam Operations LLC | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Investments at fair value   (10) [3],[4],[9] (10) [3],[4],[9]         (10) [7],[8],[10]              
Principal amount, par value   2,074 [3],[4],[9],[11] 2,074 [3],[4],[9],[11]         2,074 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Funded Investments - First lien | Convey Health Solutions, Inc.                              
Schedule of Investments [Line Items]                              
Unearned income   84 164                        
Investment, Identifier [Axis]: GC Waves Holdings, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost [3],[24]   21,078 21,078                        
Investments at fair value [3],[24]   21,126 21,126                        
Principal amount, par value [3],[11],[24]   21,126 21,126                        
Investment, Identifier [Axis]: GC Waves Holdings, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (30) [3],[4],[9] (30) [3],[4],[9]         (30) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   3,951 [3],[4],[9],[11] 3,951 [3],[4],[9],[11]         3,951 [7],[8],[10],[12]              
Investment, Identifier [Axis]: GC Waves Holdings, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               35,742              
Investments at fair value [7],[14],[15]               35,918              
Principal amount, par value [7],[12],[14],[15]               35,918              
Investment, Identifier [Axis]: GC Waves Holdings, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [7],[25]               21,180              
Investments at fair value [7],[25]               21,233              
Principal amount, par value [7],[12],[25]               21,233              
Investment, Identifier [Axis]: GEDC Equity, LLC | Participation Interest                              
Schedule of Investments [Line Items]                              
Cost   190 [3],[4] 190 [3],[4]         190 [7],[8]              
Investments at fair value   0 [3],[4] 0 [3],[4]         50 [7],[8]              
Investment, Identifier [Axis]: GS Acquisitionco, Inc. | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   4,793 4,793                        
Investments at fair value [3],[4],[9]   4,522 4,522                        
Principal amount, par value [3],[4],[9],[11]   4,818 4,818                        
Investment, Identifier [Axis]: GS Acquisitionco, Inc. | First lien - Drawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               1,779              
Investments at fair value [7],[8],[10]               1,786              
Principal amount, par value [7],[8],[10],[12]               1,786              
Investment, Identifier [Axis]: GS Acquisitionco, Inc. | First lien - Drawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               446              
Investments at fair value [7],[8],[10]               448              
Principal amount, par value [7],[8],[10],[12]               448              
Investment, Identifier [Axis]: GS Acquisitionco, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   0 0                        
Investments at fair value [3],[4],[9]   0 0                        
Principal amount, par value [3],[4],[9],[11]   3 3                        
Investment, Identifier [Axis]: GS Acquisitionco, Inc. | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               0              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               759              
Investment, Identifier [Axis]: GS Acquisitionco, Inc. | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (19)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               3,036              
Investment, Identifier [Axis]: GS Acquisitionco, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   20,941 [3],[24] 20,941 [3],[24]         25,049 [7],[14],[15]              
Investments at fair value   19,673 [3],[24] 19,673 [3],[24]         25,079 [7],[14],[15]              
Principal amount, par value   20,962 [3],[11],[24] 20,962 [3],[11],[24]         25,079 [7],[12],[14],[15]              
Investment, Identifier [Axis]: GS Acquisitionco, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   444 [3],[4] 444 [3],[4]         21,048 [7],[25]              
Investments at fair value   419 [3],[4] 419 [3],[4]         21,074 [7],[25]              
Principal amount, par value   446 [3],[4],[11] 446 [3],[4],[11]         21,074 [7],[12],[25]              
Investment, Identifier [Axis]: GS Acquisitionco, Inc. | First lien 3                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[16]               2,874              
Investments at fair value [7],[8],[16]               2,878              
Principal amount, par value [7],[8],[12],[16]               2,878              
Investment, Identifier [Axis]: Greenway Health, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost   6,152 [3],[4],[20] 6,152 [3],[4],[20]         6,175 [7],[8],[16]              
Investments at fair value   6,085 [3],[4],[20] 6,085 [3],[4],[20]         6,238 [7],[8],[16]              
Principal amount, par value   6,206 [3],[4],[11],[20] 6,206 [3],[4],[11],[20]         6,238 [7],[8],[12],[16]              
Investment, Identifier [Axis]: HBWM Holdings, LLC | Common Units                              
Schedule of Investments [Line Items]                              
Cost [3],[39],[40]   4,810 4,810                        
Investments at fair value [3],[39],[40]   10,922 10,922                        
Investment, Identifier [Axis]: HBWM Holdings, LLC | Common units                              
Schedule of Investments [Line Items]                              
Cost [7],[41],[42]               4,776              
Investments at fair value [7],[41],[42]               10,854              
Principal amount, par value   4,810 4,810         4,776              
Investment, Identifier [Axis]: HP TLE Buyer, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost   8,131 [3],[17],[18] 8,131 [3],[17],[18]         8,129 [7],[14],[15]              
Investments at fair value   8,168 [3],[17],[18] 8,168 [3],[17],[18]         8,127 [7],[14],[15]              
Principal amount, par value   8,168 [3],[11],[17],[18] 8,168 [3],[11],[17],[18]         8,168 [7],[12],[14],[15]              
Investment, Identifier [Axis]: HP TLE Buyer, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (9) [3],[4],[9] (9) [3],[4],[9]         (9) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         (9) [7],[8],[10]              
Principal amount, par value   1,797 [3],[4],[9],[11] 1,797 [3],[4],[9],[11]         1,797 [7],[8],[10],[12]              
Investment, Identifier [Axis]: HS Purchaser, LLC / Help/Systems Holdings, Inc. | Second lien 1                              
Schedule of Investments [Line Items]                              
Cost   24,806 [3],[24] 24,806 [3],[24]         23,683 [7],[25]              
Investments at fair value   15,345 [3],[24] 15,345 [3],[24]         19,640 [7],[25]              
Principal amount, par value   24,854 [3],[11],[24] 24,854 [3],[11],[24]         23,738 [7],[12],[25]              
Investment, Identifier [Axis]: HS Purchaser, LLC / Help/Systems Holdings, Inc. | Second lien 2                              
Schedule of Investments [Line Items]                              
Cost   4,632 [3],[18] 4,632 [3],[18]         4,421 [7],[14],[15]              
Investments at fair value   2,870 [3],[18] 2,870 [3],[18]         3,673 [7],[14],[15]              
Principal amount, par value   4,648 [3],[11],[18] 4,648 [3],[11],[18]         4,440 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Healthspan Buyer, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[16]               4,980              
Investments at fair value [7],[8],[16]               5,018              
Principal amount, par value [7],[8],[12],[16]               5,018              
Investment, Identifier [Axis]: Healthspan Buyer, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (12) [3],[4],[9] (12) [3],[4],[9]         (12) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   1,229 [3],[4],[9],[11] 1,229 [3],[4],[9],[11]         1,229 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Healthspan Buyer, LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [3],[17],[18]   32,007 32,007                        
Investments at fair value [3],[17],[18]   32,320 32,320                        
Principal amount, par value [3],[11],[17],[18]   32,320 32,320                        
Investment, Identifier [Axis]: Healthspan Buyer, LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   4,958 4,958                        
Investments at fair value [3],[4],[20]   4,992 4,992                        
Principal amount, par value [3],[4],[11],[20]   4,992 4,992                        
Investment, Identifier [Axis]: Houghton Mifflin Harcourt Company | First lien                              
Schedule of Investments [Line Items]                              
Cost   14,003 [17],[18] 14,003 [17],[18]         14,044 [14],[15]              
Investments at fair value   11,331 [17],[18] 11,331 [17],[18]         12,689 [14],[15]              
Principal amount, par value   14,262 [11],[17],[18] 14,262 [11],[17],[18]         14,336 [12],[14],[15]              
Investment, Identifier [Axis]: IG Investments Holdings, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (38) [3],[4],[9] (38) [3],[4],[9]         (38) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   3,780 [3],[4],[9],[11] 3,780 [3],[4],[9],[11]         3,780 [7],[8],[10],[12]              
Investment, Identifier [Axis]: IG Investments Holdings, LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   32,190 [3],[17],[18] 32,190 [3],[17],[18]         32,329 [7],[14],[15]              
Investments at fair value   32,307 [3],[17],[18] 32,307 [3],[17],[18]         32,471 [7],[14],[15]              
Principal amount, par value   32,307 [3],[11],[17],[18] 32,307 [3],[11],[17],[18]         32,471 [7],[12],[14],[15]              
Investment, Identifier [Axis]: IG Investments Holdings, LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   2,506 [3],[4],[20] 2,506 [3],[4],[20]         2,517 [7],[8],[16]              
Investments at fair value   2,504 [3],[4],[20] 2,504 [3],[4],[20]         2,517 [7],[8],[16]              
Principal amount, par value   2,504 [3],[4],[11],[20] 2,504 [3],[4],[11],[20]         2,517 [7],[8],[12],[16]              
Investment, Identifier [Axis]: IMA Financial Group, Inc. | Class C Common Shares                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   4,411 4,411                        
Investments at fair value [3],[4],[20]   4,411 4,411                        
Investment, Identifier [Axis]: Icefall Parent, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   4,661 4,661                        
Investments at fair value [3],[4],[20]   4,828 4,828                        
Principal amount, par value [3],[4],[11],[20]   4,828 4,828                        
Investment, Identifier [Axis]: Icefall Parent, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (17) (17)                        
Investments at fair value [3],[4],[9]   0 0                        
Principal amount, par value [3],[4],[9],[11]   475 475                        
Investment, Identifier [Axis]: Infogain Corporation | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (27) [3],[4],[9] (27) [3],[4],[9]         (29) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   3,593 [3],[4],[9],[11] 3,593 [3],[4],[9],[11]         3,827 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Infogain Corporation | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   7,614 [3],[17],[18] 7,614 [3],[17],[18]         18,263 [7],[14],[15]              
Investments at fair value   7,645 [3],[17],[18] 7,645 [3],[17],[18]         18,324 [7],[14],[15]              
Principal amount, par value   7,645 [3],[11],[17],[18] 7,645 [3],[11],[17],[18]         18,324 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Infogain Corporation | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   233 [3],[4],[9] 233 [3],[4],[9]         7,647 [7],[14],[15]              
Investments at fair value   234 [3],[4],[9] 234 [3],[4],[9]         7,685 [7],[14],[15]              
Principal amount, par value   234 [3],[4],[9],[11] 234 [3],[4],[9],[11]         7,685 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Infogain Corporation | Subordinated                              
Schedule of Investments [Line Items]                              
Cost   6,223 [3],[4] 6,223 [3],[4]         16,534 [7],[8]              
Investments at fair value   6,265 [3],[4] 6,265 [3],[4]         16,661 [7],[8]              
Principal amount, par value   6,265 [3],[4],[11] 6,265 [3],[4],[11]         16,661 [7],[8],[12]              
Investment, Identifier [Axis]: Ivy Hill Middle Market Credit Fund, Ltd | Structured Finance Obligation                              
Schedule of Investments [Line Items]                              
Cost   3,232 [3],[4],[22] 3,232 [3],[4],[22]         3,232 [7],[8],[23]              
Investments at fair value   3,191 [3],[4],[22] 3,191 [3],[4],[22]         3,277 [7],[8],[23]              
Principal amount, par value   3,232 [3],[4],[11],[22] 3,232 [3],[4],[11],[22]         3,232 [7],[8],[12],[23]              
Investment, Identifier [Axis]: Jawbreaker Parent, Inc. | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   0 0                        
Investments at fair value [3],[4],[9]   (8) (8)                        
Principal amount, par value [3],[4],[9],[11]   1,503 1,503                        
Investment, Identifier [Axis]: Jawbreaker Parent, Inc. | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (8) (8)                        
Investments at fair value [3],[4],[9]   (8) (8)                        
Principal amount, par value [3],[4],[9],[11]   1,503 1,503                        
Investment, Identifier [Axis]: Jawbreaker Parent, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [3],[17],[18]   7,759 7,759                        
Investments at fair value [3],[17],[18]   7,757 7,757                        
Principal amount, par value [3],[11],[17],[18]   7,796 7,796                        
Investment, Identifier [Axis]: Jawbreaker Parent, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   3,728 3,728                        
Investments at fair value [3],[4],[20]   3,709 3,709                        
Principal amount, par value [3],[4],[11],[20]   3,728 3,728                        
Investment, Identifier [Axis]: Jawbreaker Topco, L.P. | Class A-1 Common Units                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[43]   2,476 2,476                        
Investments at fair value [3],[4],[43]   2,476 2,476                        
Investment, Identifier [Axis]: KPSKY Acquisition Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   6,695 [3],[4],[20] 6,695 [3],[4],[20]         6,724 [7],[8],[16]              
Investments at fair value   6,157 [3],[4],[20] 6,157 [3],[4],[20]         6,331 [7],[8],[16]              
Principal amount, par value   6,721 [3],[4],[11],[20] 6,721 [3],[4],[11],[20]         6,756 [7],[8],[12],[16]              
Investment, Identifier [Axis]: KPSKY Acquisition Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   1,126 [3],[4],[20] 1,126 [3],[4],[20]         1,130 [7],[8],[16]              
Investments at fair value   1,036 [3],[4],[20] 1,036 [3],[4],[20]         1,066 [7],[8],[16]              
Principal amount, par value   1,131 [3],[4],[11],[20] 1,131 [3],[4],[11],[20]         1,137 [7],[8],[12],[16]              
Investment, Identifier [Axis]: KPSKY Acquisition Inc. | First lien 3                              
Schedule of Investments [Line Items]                              
Cost   767 [3],[4],[20] 767 [3],[4],[20]         770 [7],[8],[16]              
Investments at fair value   706 [3],[4],[20] 706 [3],[4],[20]         726 [7],[8],[16]              
Principal amount, par value   770 [3],[4],[11],[20] 770 [3],[4],[11],[20]         774 [7],[8],[12],[16]              
Investment, Identifier [Axis]: KPSKY Acquisition Inc. | First lien 4                              
Schedule of Investments [Line Items]                              
Cost   18 [3],[4] 18 [3],[4]         18 [7],[8]              
Investments at fair value   17 [3],[4] 17 [3],[4]         18 [7],[8]              
Principal amount, par value   19 [3],[4],[11] 19 [3],[4],[11]         19 [7],[8],[12]              
Investment, Identifier [Axis]: Kele Holdco, Inc. | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   1,074 [3],[4],[9],[20] 1,074 [3],[4],[9],[20]         269 [7],[8],[10],[16]              
Investments at fair value   1,079 [3],[4],[9],[20] 1,079 [3],[4],[9],[20]         270 [7],[8],[10],[16]              
Principal amount, par value   1,079 [3],[4],[9],[11],[20] 1,079 [3],[4],[9],[11],[20]         270 [7],[8],[10],[12],[16]              
Investment, Identifier [Axis]: Kele Holdco, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (4) [3],[4],[9] (4) [3],[4],[9]         (8) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   720 [3],[4],[9],[11] 720 [3],[4],[9],[11]         1,529 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Kele Holdco, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   14,383 [3],[24] 14,383 [3],[24]         14,461 [7],[25]              
Investments at fair value   14,392 [3],[24] 14,392 [3],[24]         14,473 [7],[25]              
Principal amount, par value   14,392 [3],[11],[24] 14,392 [3],[11],[24]         14,473 [7],[12],[25]              
Investment, Identifier [Axis]: Kele Holdco, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   1,106 [3],[24] 1,106 [3],[24]         1,236 [7],[25]              
Investments at fair value   1,109 [3],[24] 1,109 [3],[24]         1,241 [7],[25]              
Principal amount, par value   1,109 [3],[11],[24] 1,109 [3],[11],[24]         1,241 [7],[12],[25]              
Investment, Identifier [Axis]: Knockout Intermediate Holdings I Inc. | Preferred Shares                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[44]   14,203 14,203                        
Investments at fair value [3],[4],[44]   9,294 9,294                        
Investment, Identifier [Axis]: Knockout Intermediate Holdings I Inc. | Preferred shares                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[45]               13,248              
Investments at fair value [7],[8],[45]               13,324              
Principal amount, par value   14,279 14,279         13,323              
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[25]               6,198              
Investments at fair value [7],[25]               6,250              
Principal amount, par value [7],[12],[25]               6,250              
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   195 195                        
Investments at fair value [3],[4],[9]   193 193                        
Principal amount, par value [3],[4],[9],[11]   197 197                        
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC | First lien - Drawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[10],[25]               293              
Investments at fair value [7],[10],[25]               296              
Principal amount, par value [7],[10],[12],[25]               296              
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC | First lien - Drawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               230              
Investments at fair value [7],[8],[10]               233              
Principal amount, par value [7],[8],[10],[12]               233              
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (5) (5)                        
Investments at fair value [3],[4],[9]   (10) (10)                        
Principal amount, par value [3],[4],[9],[11]   519 519                        
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[10],[25]               0              
Investments at fair value [7],[10],[25]               0              
Principal amount, par value [7],[10],[12],[25]               61              
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (5)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               483              
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [3],[24]   6,234 6,234                        
Investments at fair value [3],[24]   6,220 6,220                        
Principal amount, par value [3],[11],[24]   6,281 6,281                        
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [3],[24]   351 351                        
Investments at fair value [3],[24]   348 348                        
Principal amount, par value [3],[11],[24]   355 355                        
Investment, Identifier [Axis]: Logrhythm, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost   4,189 [3],[4] 4,189 [3],[4]         4,148 [7],[8]              
Investments at fair value   3,575 [3],[4] 3,575 [3],[4]         3,994 [7],[8]              
Principal amount, par value   4,231 [3],[4],[11] 4,231 [3],[4],[11]         4,196 [7],[8],[12]              
Investment, Identifier [Axis]: Logrhythm, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (6) [3],[4],[9] (6) [3],[4],[9]         (6) [7],[8],[10]              
Investments at fair value   (65) [3],[4],[9] (65) [3],[4],[9]         (20) [7],[8],[10]              
Principal amount, par value   420 [3],[4],[9],[11] 420 [3],[4],[9],[11]         420 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Low Voltage Holdings Inc. | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   289 289                        
Investments at fair value [3],[4],[9]   289 289                        
Principal amount, par value [3],[4],[9],[11]   290 290                        
Investment, Identifier [Axis]: Low Voltage Holdings Inc. | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost   (3) [3],[4],[9] (3) [3],[4],[9]         (3) [7],[8],[10]              
Investments at fair value   (3) [3],[4],[9] (3) [3],[4],[9]         (3) [7],[8],[10]              
Principal amount, par value   819 [3],[4],[9],[11] 819 [3],[4],[9],[11]         819 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Low Voltage Holdings Inc. | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost   (8) [3],[4],[9] (8) [3],[4],[9]         (9) [7],[8],[10]              
Investments at fair value   (8) [3],[4],[9] (8) [3],[4],[9]         (9) [7],[8],[10]              
Principal amount, par value   2,028 [3],[4],[9],[11] 2,028 [3],[4],[9],[11]         2,317 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Low Voltage Holdings Inc. | First lien - Undrawn 3                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Investments at fair value   (10) [3],[4],[9] (10) [3],[4],[9]         (14) [7],[8],[10]              
Principal amount, par value   2,738 [3],[4],[9],[11] 2,738 [3],[4],[9],[11]         3,698 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Low Voltage Holdings Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   18,354 [3],[17],[18] 18,354 [3],[17],[18]         16,979 [7],[14],[15]              
Investments at fair value   18,345 [3],[17],[18] 18,345 [3],[17],[18]         16,975 [7],[14],[15]              
Principal amount, par value   18,414 [3],[11],[17],[18] 18,414 [3],[11],[17],[18]         17,038 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Low Voltage Holdings Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   954 [3],[4],[20] 954 [3],[4],[20]         1,417 [7],[8],[16]              
Investments at fair value   954 [3],[4],[20] 954 [3],[4],[20]         1,417 [7],[8],[16]              
Principal amount, par value   958 [3],[4],[11],[20] 958 [3],[4],[11],[20]         1,422 [7],[8],[12],[16]              
Investment, Identifier [Axis]: MRI Software LLC | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   498 [3],[4],[9] 498 [3],[4],[9]         398 [7],[8],[10]              
Investments at fair value   492 [3],[4],[9] 492 [3],[4],[9]         400 [7],[8],[10]              
Principal amount, par value   501 [3],[4],[9],[11] 501 [3],[4],[9],[11]         400 [7],[8],[10],[12]              
Investment, Identifier [Axis]: MRI Software LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (8) [3],[4],[9] (8) [3],[4],[9]         (8) [7],[8],[10]              
Investments at fair value   (26) [3],[4],[9] (26) [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   1,502 [3],[4],[9],[11] 1,502 [3],[4],[9],[11]         1,602 [7],[8],[10],[12]              
Investment, Identifier [Axis]: MRI Software LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   21,075 [3],[24] 21,075 [3],[24]         21,183 [7],[25]              
Investments at fair value   20,734 [3],[24] 20,734 [3],[24]         21,205 [7],[25]              
Principal amount, par value   21,092 [3],[11],[24] 21,092 [3],[11],[24]         21,205 [7],[12],[25]              
Investment, Identifier [Axis]: MRI Software LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   7,469 [3],[4],[20] 7,469 [3],[4],[20]         7,506 [7],[8],[16]              
Investments at fair value   7,345 [3],[4],[20] 7,345 [3],[4],[20]         7,512 [7],[8],[16]              
Principal amount, par value   7,472 [3],[4],[11],[20] 7,472 [3],[4],[11],[20]         7,512 [7],[8],[12],[16]              
Investment, Identifier [Axis]: MRI Software LLC | First lien 3                              
Schedule of Investments [Line Items]                              
Cost   4,449 [3],[17],[18] 4,449 [3],[17],[18]         4,471 [7],[14],[15]              
Investments at fair value   4,375 [3],[17],[18] 4,375 [3],[17],[18]         4,474 [7],[14],[15]              
Principal amount, par value   4,450 [3],[11],[17],[18] 4,450 [3],[11],[17],[18]         4,474 [7],[12],[14],[15]              
Investment, Identifier [Axis]: MRI Software LLC | First lien 4                              
Schedule of Investments [Line Items]                              
Cost   3,057 [3],[17],[18] 3,057 [3],[17],[18]         3,072 [7],[14],[15]              
Investments at fair value   3,006 [3],[17],[18] 3,006 [3],[17],[18]         3,075 [7],[14],[15]              
Principal amount, par value   3,058 [3],[11],[17],[18] 3,058 [3],[11],[17],[18]         3,075 [7],[12],[14],[15]              
Investment, Identifier [Axis]: MRI Software LLC | First lien 5                              
Schedule of Investments [Line Items]                              
Cost   780 [3],[4],[20] 780 [3],[4],[20]         784 [7],[8],[16]              
Investments at fair value   767 [3],[4],[20] 767 [3],[4],[20]         785 [7],[8],[16]              
Principal amount, par value   781 [3],[4],[11],[20] 781 [3],[4],[11],[20]         785 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Mai Capital Management Intermediate LLC | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9],[20]   1,867 1,867                        
Investments at fair value [3],[4],[9],[20]   1,884 1,884                        
Principal amount, par value [3],[4],[9],[11],[20]   1,884 1,884                        
Investment, Identifier [Axis]: Mai Capital Management Intermediate LLC | First lien - Drawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10],[16]               1,959              
Investments at fair value [7],[8],[10],[16]               1,979              
Principal amount, par value [7],[8],[10],[12],[16]               1,979              
Investment, Identifier [Axis]: Mai Capital Management Intermediate LLC | First lien - Drawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               57              
Investments at fair value [7],[8],[10]               57              
Principal amount, par value [7],[8],[10],[12]               57              
Investment, Identifier [Axis]: Mai Capital Management Intermediate LLC | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   1,099 [3],[4],[9],[11] 1,099 [3],[4],[9],[11]         1,709 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Mai Capital Management Intermediate LLC | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost   (2) [3],[4],[9] (2) [3],[4],[9]         (1) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   308 [3],[4],[9],[11] 308 [3],[4],[9],[11]         251 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Matterhorn Finco, Inc., | First lien                              
Schedule of Investments [Line Items]                              
Cost [3],[17],[18],[22]   7,944 7,944                        
Investments at fair value [3],[17],[18],[22]   7,943 7,943                        
Principal amount, par value [3],[11],[17],[18],[22]   7,982 7,982                        
Investment, Identifier [Axis]: Matterhorn Finco, Inc., | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9],[22]   (10) (10)                        
Investments at fair value [3],[4],[9],[22]   (10) (10)                        
Principal amount, par value [3],[4],[9],[11],[22]   1,985 1,985                        
Investment, Identifier [Axis]: Meta Buyer LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost [14],[15]               2,972              
Investments at fair value [14],[15]               2,972              
Principal amount, par value [12],[14],[15]               2,987              
Investment, Identifier [Axis]: Meta Buyer LLC | First lien - Drawn 1                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   175 175                        
Investments at fair value [3],[4],[9]   175 175                        
Principal amount, par value [3],[4],[9],[11]   176 176                        
Investment, Identifier [Axis]: Meta Buyer LLC | First lien - Drawn 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   123 123                        
Investments at fair value [3],[4],[9]   123 123                        
Principal amount, par value [3],[4],[9],[11]   124 124                        
Investment, Identifier [Axis]: Meta Buyer LLC | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost   (1) [3],[4],[9] (1) [3],[4],[9]         0 [8],[10]              
Investments at fair value   (2) [3],[4],[9] (2) [3],[4],[9]         0 [8],[10]              
Principal amount, par value   412 [3],[4],[9],[11] 412 [3],[4],[9],[11]         819 [8],[10],[12]              
Investment, Identifier [Axis]: Meta Buyer LLC | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9] 0 [3],[4],[9]         0 [8],[10]              
Investments at fair value   (3) [3],[4],[9] (3) [3],[4],[9]         0 [8],[10]              
Principal amount, par value   642 [3],[4],[9],[11] 642 [3],[4],[9],[11]         409 [8],[10],[12]              
Investment, Identifier [Axis]: Meta Buyer LLC | First lien - Undrawn 3                              
Schedule of Investments [Line Items]                              
Cost [8],[10]               (2)              
Investments at fair value [8],[10]               (2)              
Principal amount, par value [8],[10],[12]               536              
Investment, Identifier [Axis]: Meta Buyer LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [3],[17],[18]   2,958 2,958                        
Investments at fair value [3],[17],[18]   2,957 2,957                        
Principal amount, par value [3],[11],[17],[18]   2,972 2,972                        
Investment, Identifier [Axis]: Meta Buyer LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4]   405 405                        
Investments at fair value [3],[4]   406 406                        
Principal amount, par value [3],[4],[11]   408 408                        
Investment, Identifier [Axis]: Model N, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               43,592              
Investments at fair value [7],[14],[15]               43,774              
Principal amount, par value [7],[12],[14],[15]               43,774              
Investment, Identifier [Axis]: Model N, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (24) (24)                        
Investments at fair value [3],[4],[9]   (41) (41)                        
Principal amount, par value [3],[4],[9],[11]   4,825 4,825                        
Investment, Identifier [Axis]: Model N, Inc. | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               0              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               9,047              
Investment, Identifier [Axis]: Model N, Inc. | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (24)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               4,825              
Investment, Identifier [Axis]: Model N, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [3],[17],[18]   43,384 43,384                        
Investments at fair value [3],[17],[18]   43,187 43,187                        
Principal amount, par value [3],[11],[17],[18]   43,553 43,553                        
Investment, Identifier [Axis]: Model N, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   4,490 4,490                        
Investments at fair value [3],[4],[20]   4,474 4,474                        
Principal amount, par value [3],[4],[11],[20]   4,512 4,512                        
Investment, Identifier [Axis]: NC Topco, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               5,838              
Investments at fair value [7],[14],[15]               5,862              
Principal amount, par value [7],[12],[14],[15]               5,862              
Investment, Identifier [Axis]: NC Topco, LLC | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               0              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               1,672              
Investment, Identifier [Axis]: NC Topco, LLC | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (3)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               669              
Investment, Identifier [Axis]: NC Topco, LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [3],[17],[18]   5,810 5,810                        
Investments at fair value [3],[17],[18]   5,775 5,775                        
Principal amount, par value [3],[11],[17],[18]   5,833 5,833                        
Investment, Identifier [Axis]: NC Topco, LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   1,665 1,665                        
Investments at fair value [3],[4],[20]   1,656 1,656                        
Principal amount, par value [3],[4],[11],[20]   1,672 1,672                        
Investment, Identifier [Axis]: NC Topco, LLC. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (3) (3)                        
Investments at fair value [3],[4],[9]   (7) (7)                        
Principal amount, par value [3],[4],[9],[11]   669 669                        
Investment, Identifier [Axis]: NHME Holdings Corp. | Ordinary shares                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[46],[47]               4,000              
Investments at fair value [7],[8],[46],[47]               0              
Investment, Identifier [Axis]: NHME Holdings Corp. | Warrants                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[46],[47]               1,000              
Investments at fair value [7],[8],[46],[47]               0              
Investment, Identifier [Axis]: NM GP Holdco, LLC                              
Schedule of Investments [Line Items]                              
Investments at fair value   418 418         390     322        
Investment, Identifier [Axis]: NM GP Holdco, LLC | Membership Interest                              
Schedule of Investments [Line Items]                              
Cost [3],[22],[48],[49]   907 907                        
Investments at fair value [3],[22],[48],[49]   418 418                        
Investment, Identifier [Axis]: NM GP Holdco, LLC | Membership interest                              
Schedule of Investments [Line Items]                              
Cost [7],[23],[47],[50]               850              
Investments at fair value [7],[23],[47],[50]               390              
Investment, Identifier [Axis]: NM NL Holdings, L.P.                              
Schedule of Investments [Line Items]                              
Investments at fair value   112,303 112,303         106,096     104,512        
Investment, Identifier [Axis]: NM NL Holdings, L.P. | Membership Interest                              
Schedule of Investments [Line Items]                              
Cost [3],[22],[48],[49]   76,444 76,444                        
Investments at fair value [3],[22],[48],[49]   112,303 112,303                        
Investment, Identifier [Axis]: NM NL Holdings, L.P. | Membership interest                              
Schedule of Investments [Line Items]                              
Cost [7],[23],[47],[50]               74,248              
Investments at fair value [7],[23],[47],[50]               106,096              
Investment, Identifier [Axis]: NM YI LLC                              
Schedule of Investments [Line Items]                              
Investments at fair value   8,687 8,687         8,641     9,960        
Investment, Identifier [Axis]: NM YI, LLC | Membership Interest                              
Schedule of Investments [Line Items]                              
Cost [3],[48],[49]   6,272 6,272                        
Investments at fair value [3],[48],[49]   8,687 8,687                        
Investment, Identifier [Axis]: NM YI, LLC | Membership interest                              
Schedule of Investments [Line Items]                              
Cost [7],[47],[50]               6,272              
Investments at fair value [7],[47],[50]               8,641              
Investment, Identifier [Axis]: NMFC Senior Loan Program III LLC                              
Schedule of Investments [Line Items]                              
Investments at fair value   157,872 157,872         160,000     160,000        
Investment, Identifier [Axis]: NMFC Senior Loan Program III LLC | Membership Interest                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[22],[49]   160,000 160,000                        
Investments at fair value [3],[4],[22],[49]   157,872 157,872                        
Investment, Identifier [Axis]: NMFC Senior Loan Program III LLC | Membership interest                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[23],[47]               160,000              
Investments at fair value [7],[8],[23],[47]               160,000              
Investment, Identifier [Axis]: NMFC Senior Loan Program IV LLC                              
Schedule of Investments [Line Items]                              
Investments at fair value   105,532 105,532         112,400     112,400        
Investment, Identifier [Axis]: NMFC Senior Loan Program IV LLC | Membership Interest                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[22],[49]   112,400 112,400                        
Investments at fair value [3],[4],[22],[49]   105,532 105,532                        
Investment, Identifier [Axis]: NMFC Senior Loan Program IV LLC | Membership interest                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[23],[47]               112,400              
Investments at fair value [7],[8],[23],[47]               112,400              
Investment, Identifier [Axis]: National HME, Inc. | Second lien                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[46],[47]               7,872              
Investments at fair value [7],[8],[46],[47]               0              
Principal amount, par value [7],[8],[12],[46],[47]               8,281              
Investment, Identifier [Axis]: National HME, Inc./NHME Holdings Corp.                              
Schedule of Investments [Line Items]                              
Investments at fair value   0 0         0     3,000        
Investment, Identifier [Axis]: Nelipak Holding Company | First lien - Drawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10],[16]               2,152              
Investments at fair value [7],[8],[10],[16]               2,168              
Principal amount, par value [7],[8],[10],[12],[16]               2,168              
Investment, Identifier [Axis]: Nelipak Holding Company | First lien - Drawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10],[16],[51]               389              
Investments at fair value [7],[8],[10],[16],[51]               392              
Principal amount, par value [7],[8],[10],[12],[16],[51]               392              
Investment, Identifier [Axis]: Nelipak Holding Company | First lien - Drawn 3                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               121              
Investments at fair value [7],[8],[10]               123              
Principal amount, par value               123 € 105 [10]            
Investment, Identifier [Axis]: Nelipak Holding Company | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   1,332 [3],[4],[9],[11] 1,332 [3],[4],[9],[11]         1,332 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Nelipak Holding Company | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9],[20],[52] 0 [3],[4],[9],[20],[52]         0 [7],[8],[10],[16],[51]              
Investments at fair value   0 [3],[4],[9],[20],[52] 0 [3],[4],[9],[20],[52]         0 [7],[8],[10],[16],[51]              
Principal amount, par value   7,322 7,322     € 6,411 [9]   7,529 6,411 [10],[16],[51]            
Investment, Identifier [Axis]: Nelipak Holding Company | First lien - Undrawn 3                              
Schedule of Investments [Line Items]                              
Cost   (10) [3],[4],[9],[20],[52] (10) [3],[4],[9],[20],[52]         (8) [7],[8],[10],[16],[51]              
Investments at fair value   0 [3],[4],[9],[20],[52] 0 [3],[4],[9],[20],[52]         0 [7],[8],[10],[16],[51]              
Principal amount, par value   1,366 1,366     1,196 [9]   1,282 1,092 [10],[16],[51]            
Investment, Identifier [Axis]: Nelipak Holding Company | First lien - Undrawn 4                              
Schedule of Investments [Line Items]                              
Cost   (20) [3],[4],[9] (20) [3],[4],[9]         (17) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   2,613 [3],[4],[9],[11] 2,613 [3],[4],[9],[11]         2,221 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Nelipak Holding Company | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   17,535 [3],[4],[20],[52] 17,535 [3],[4],[20],[52]         17,614 [7],[8],[16],[51]              
Investments at fair value   18,591 [3],[4],[20],[52] 18,591 [3],[4],[20],[52]         19,214 [7],[8],[16],[51]              
Principal amount, par value   18,589 18,589     € 16,275   19,212 € 16,357 [16],[51]            
Investment, Identifier [Axis]: Nelipak Holding Company | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   8,838 [3],[17],[18] 8,838 [3],[17],[18]         8,878 [7],[14],[15]              
Investments at fair value   8,887 [3],[17],[18] 8,887 [3],[17],[18]         8,932 [7],[14],[15]              
Principal amount, par value   8,887 [3],[11],[17],[18] 8,887 [3],[11],[17],[18]         8,932 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Nelipak Holding Company | First lien 3                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   2,143 2,143                        
Investments at fair value [3],[4],[20]   2,157 2,157                        
Principal amount, par value [3],[4],[11],[20]   2,157 2,157                        
Investment, Identifier [Axis]: New ACI Buyer LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [18]   3,572 3,572                        
Investments at fair value [18]   3,572 3,572                        
Principal amount, par value [11],[18]   3,572 3,572                        
Investment, Identifier [Axis]: New ACI Buyer LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [17],[18]   1,841 1,841                        
Investments at fair value [17],[18]   1,841 1,841                        
Principal amount, par value [11],[17],[18]   1,841 1,841                        
Investment, Identifier [Axis]: New ACI Buyer LLC | First lien 3                              
Schedule of Investments [Line Items]                              
Cost [4],[20]   1,686 1,686                        
Investments at fair value [4],[20]   1,686 1,686                        
Principal amount, par value [4],[11],[20]   1,686 1,686                        
Investment, Identifier [Axis]: New ACI Buyer LLC | Subordinated 1                              
Schedule of Investments [Line Items]                              
Cost [18]   3,175 3,175                        
Investments at fair value [18]   3,175 3,175                        
Principal amount, par value [11],[18]   3,175 3,175                        
Investment, Identifier [Axis]: New ACI Buyer LLC | Subordinated 2                              
Schedule of Investments [Line Items]                              
Cost [4],[20]   1,499 1,499                        
Investments at fair value [4],[20]   1,499 1,499                        
Principal amount, par value [4],[11],[20]   1,499 1,499                        
Investment, Identifier [Axis]: New ACI Holdings LLC | Class A Common Units 1                              
Schedule of Investments [Line Items]                              
Cost [18]   7,587 7,587                        
Investments at fair value [18]   7,587 7,587                        
Investment, Identifier [Axis]: New ACI Holdings LLC | Class A Common Units 2                              
Schedule of Investments [Line Items]                              
Cost [4]   3,582 3,582                        
Investments at fair value [4]   3,582 3,582                        
Investment, Identifier [Axis]: New ACI Holdings LLC | Class B Common Units                              
Schedule of Investments [Line Items]                              
Cost [4]   630 630                        
Investments at fair value [4]   630 630                        
Investment, Identifier [Axis]: New Benevis Holdco, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost [3],[18],[49]   25,643 25,643                        
Investments at fair value [3],[18],[49]   25,643 25,643                        
Principal amount, par value [3],[11],[18],[49]   25,643 25,643                        
Investment, Identifier [Axis]: New Benevis Holdco, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [7],[15],[47]               51,933              
Investments at fair value [7],[15],[47]               51,933              
Principal amount, par value [7],[12],[15],[47]               51,933              
Investment, Identifier [Axis]: New Benevis Holdco, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[16],[47]               45,204              
Investments at fair value [7],[8],[16],[47]               45,204              
Principal amount, par value [7],[8],[12],[16],[47]               45,204              
Investment, Identifier [Axis]: New Benevis Holdco, Inc. | Subordinated                              
Schedule of Investments [Line Items]                              
Cost   28,402 [3],[4],[49] 28,402 [3],[4],[49]         26,483 [7],[8],[47]              
Investments at fair value   28,541 [3],[4],[49] 28,541 [3],[4],[49]         26,878 [7],[8],[47]              
Principal amount, par value   28,541 [3],[4],[11],[49] 28,541 [3],[4],[11],[49]         26,878 [7],[8],[12],[47]              
Investment, Identifier [Axis]: New Benevis Topco, LLC / New Benevis Holdco, Inc.                              
Schedule of Investments [Line Items]                              
Investments at fair value   90,087 90,087         154,464     140,102        
Investment, Identifier [Axis]: New Benevis Topco, LLC | Common Stock 1                              
Schedule of Investments [Line Items]                              
Cost [3],[18],[49]   27,154 27,154                        
Investments at fair value [3],[18],[49]   24,446 24,446                        
Investment, Identifier [Axis]: New Benevis Topco, LLC | Common Stock 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[49]   12,768 12,768                        
Investments at fair value [3],[4],[49]   11,457 11,457                        
Investment, Identifier [Axis]: New Benevis Topco, LLC | Common stock 1                              
Schedule of Investments [Line Items]                              
Cost [7],[15],[47]               27,155              
Investments at fair value [7],[15],[47]               20,733              
Investment, Identifier [Axis]: New Benevis Topco, LLC | Common stock 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[47]               12,768              
Investments at fair value [7],[8],[47]               9,716              
Investment, Identifier [Axis]: New Permian Holdco, Inc. / New Permian Holdco, L.L.C.                              
Schedule of Investments [Line Items]                              
Investments at fair value   65,815 65,815         63,833     63,076        
Investment, Identifier [Axis]: New Permian Holdco, Inc. | Ordinary Shares                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[49]   11,155 11,155                        
Investments at fair value [3],[4],[49]   11,000 11,000                        
Investment, Identifier [Axis]: New Permian Holdco, Inc. | Ordinary shares                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[47]               11,155              
Investments at fair value [7],[8],[47]               12,000              
Investment, Identifier [Axis]: New Permian Holdco, L.L.C. | First lien                              
Schedule of Investments [Line Items]                              
Cost   23,336 [3],[4],[20],[49] 23,336 [3],[4],[20],[49]         23,336 [7],[8],[16],[47]              
Investments at fair value   23,336 [3],[4],[20],[49] 23,336 [3],[4],[20],[49]         23,336 [7],[8],[16],[47]              
Principal amount, par value   23,336 [3],[4],[11],[20],[49] 23,336 [3],[4],[11],[20],[49]         23,336 [7],[8],[12],[16],[47]              
Investment, Identifier [Axis]: New Permian Holdco, L.L.C. | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   31,479 [3],[4],[9],[20],[49] 31,479 [3],[4],[9],[20],[49]         28,497 [7],[8],[10],[16],[47]              
Investments at fair value   31,479 [3],[4],[9],[20],[49] 31,479 [3],[4],[9],[20],[49]         28,497 [7],[8],[10],[16],[47]              
Principal amount, par value   31,479 [3],[4],[9],[11],[20],[49] 31,479 [3],[4],[9],[11],[20],[49]         28,497 [7],[8],[10],[12],[16],[47]              
Investment, Identifier [Axis]: New Permian Holdco, L.L.C. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9],[49] 0 [3],[4],[9],[49]         0 [7],[8],[10],[47]              
Investments at fair value   0 [3],[4],[9],[49] 0 [3],[4],[9],[49]         0 [7],[8],[10],[47]              
Principal amount, par value   415 [3],[4],[9],[11],[49] 415 [3],[4],[9],[11],[49]         3,397 [7],[8],[10],[12],[47]              
Investment, Identifier [Axis]: Next Holdco, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost   6,203 [3],[17],[18] 6,203 [3],[17],[18]         6,232 [7],[14],[15]              
Investments at fair value   6,232 [3],[17],[18] 6,232 [3],[17],[18]         6,264 [7],[14],[15]              
Principal amount, par value   6,232 [3],[11],[17],[18] 6,232 [3],[11],[17],[18]         6,264 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Next Holdco, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (3) [3],[4],[9] (3) [3],[4],[9]         (3) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   339 [3],[4],[9],[11] 339 [3],[4],[9],[11]         339 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Notorious Buyer, LLC | Common Stock                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[53]   7,339 7,339                        
Investments at fair value [3],[4],[53]   5,686 5,686                        
Investment, Identifier [Axis]: Notorious Buyer, LLC | Common stock                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[54]               7,339              
Investments at fair value [7],[8],[54]               7,339              
Investment, Identifier [Axis]: Notorious Topco, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[8]               4,692              
Investments at fair value [7],[8]               4,692              
Principal amount, par value [7],[8],[12]               4,692              
Investment, Identifier [Axis]: Notorious Topco, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9],[53] 0 [3],[4],[9],[53]         0 [7],[8],[10],[54]              
Investments at fair value   0 [3],[4],[9],[53] 0 [3],[4],[9],[53]         0 [7],[8],[10],[54]              
Principal amount, par value   938 [3],[4],[9],[11],[53] 938 [3],[4],[9],[11],[53]         938 [7],[8],[10],[12],[54]              
Investment, Identifier [Axis]: Notorious Topco, LLC | Subordinated                              
Schedule of Investments [Line Items]                              
Cost [7],[8]               2,252              
Investments at fair value [7],[8]               2,252              
Principal amount, par value [7],[8],[12]               2,252              
Investment, Identifier [Axis]: OEConnection LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost   6,584 [3],[17],[18] 6,584 [3],[17],[18]         6,582 [14],[15]              
Investments at fair value   6,519 [3],[17],[18] 6,519 [3],[17],[18]         6,620 [14],[15]              
Principal amount, par value   6,609 [3],[11],[17],[18] 6,609 [3],[11],[17],[18]         6,609 [12],[14],[15]              
Investment, Identifier [Axis]: OEConnection LLC | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9] 0 [3],[4],[9]         0 [8],[10]              
Investments at fair value   (7) [3],[4],[9] (7) [3],[4],[9]         1 [8],[10]              
Principal amount, par value   495 [3],[4],[9],[11] 495 [3],[4],[9],[11]         495 [8],[10],[12]              
Investment, Identifier [Axis]: OEConnection LLC | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost   (3) [3],[4],[9] (3) [3],[4],[9]         (3) [8],[10]              
Investments at fair value   (8) [3],[4],[9] (8) [3],[4],[9]         0 [8],[10]              
Principal amount, par value   618 [3],[4],[9],[11] 618 [3],[4],[9],[11]         618 [8],[10],[12]              
Investment, Identifier [Axis]: PDI TA Holdings, Inc. | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               1,335              
Investments at fair value [7],[8],[10]               1,342              
Principal amount, par value [7],[8],[10],[12]               1,342              
Investment, Identifier [Axis]: PDI TA Holdings, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (2)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               488              
Investment, Identifier [Axis]: PDI TA Holdings, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   22,115 [3],[13] 22,115 [3],[13]         22,081 [7],[19]              
Investments at fair value   21,198 [3],[13] 21,198 [3],[13]         22,171 [7],[19]              
Principal amount, par value   22,197 [3],[11],[13] 22,197 [3],[11],[13]         22,171 [7],[12],[19]              
Investment, Identifier [Axis]: PDI TA Holdings, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   1,821 [3],[4] 1,821 [3],[4]         509 [7],[8],[16]              
Investments at fair value   1,748 [3],[4] 1,748 [3],[4]         509 [7],[8],[16]              
Principal amount, par value   1,830 [3],[4],[11] 1,830 [3],[4],[11]         509 [7],[8],[12],[16]              
Investment, Identifier [Axis]: PDI TA Holdings, Inc. | First lien 3                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   510 510                        
Investments at fair value [3],[4],[20]   487 487                        
Principal amount, par value [3],[4],[11],[20]   510 510                        
Investment, Identifier [Axis]: PPV Intermediate Holdings, LLC | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   172 [3],[4],[9],[20] 172 [3],[4],[9],[20]         64 [7],[8],[10],[16]              
Investments at fair value   167 [3],[4],[9],[20] 167 [3],[4],[9],[20]         61 [7],[8],[10],[16]              
Principal amount, par value   170 [3],[4],[9],[11],[20] 170 [3],[4],[9],[11],[20]         61 [7],[8],[10],[12],[16]              
Investment, Identifier [Axis]: PPV Intermediate Holdings, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (9)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               426              
Investment, Identifier [Axis]: PPV Intermediate Holdings, LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   22,012 [3],[13] 22,012 [3],[13]         22,118 [7],[19]              
Investments at fair value   21,638 [3],[13] 21,638 [3],[13]         22,163 [7],[19]              
Principal amount, par value   22,050 [3],[11],[13] 22,050 [3],[11],[13]         22,163 [7],[12],[19]              
Investment, Identifier [Axis]: PPV Intermediate Holdings, LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   8,134 [3],[17],[18] 8,134 [3],[17],[18]         8,175 [7],[14],[15]              
Investments at fair value   7,982 [3],[17],[18] 7,982 [3],[17],[18]         8,175 [7],[14],[15]              
Principal amount, par value   8,134 [3],[11],[17],[18] 8,134 [3],[11],[17],[18]         8,175 [7],[12],[14],[15]              
Investment, Identifier [Axis]: PPV Intermediate Holdings, LLC. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   (6) (6)                        
Investments at fair value [3],[4],[9]   (6) (6)                        
Principal amount, par value [3],[4],[9],[11]   316 316                        
Investment, Identifier [Axis]: PPVA Black Elk (Equity) LLC | Claim                              
Schedule of Investments [Line Items]                              
Cost [3],[4]   14,500 14,500                        
Investments at fair value [3],[4]   2,755 2,755                        
Principal amount, par value [3],[4],[11]   14,500 14,500                        
Investment, Identifier [Axis]: PPVA Black Elk (Equity) LLC | Subordinated                              
Schedule of Investments [Line Items]                              
Cost   14,500 14,500         14,500 [7],[8]              
Investments at fair value   2,755 2,755         6,525 [7],[8]              
Principal amount, par value [7],[8],[12]               14,500              
Investment, Identifier [Axis]: PPVA Black Elk (Equity) LLC, Subordinated                              
Schedule of Investments [Line Items]                              
Principal amount, par value                             $ 20,000
Investment, Identifier [Axis]: PPVA Fund, L.P. | Claim                              
Schedule of Investments [Line Items]                              
Cost [55]   0 0                        
Investments at fair value [55]   0 0                        
Principal amount, par value [11],[55]   0 0                        
Investment, Identifier [Axis]: PPVA Fund, L.P. | Collateralized Financing                              
Schedule of Investments [Line Items]                              
Cost [56],[57]               0              
Investments at fair value [56],[57]               0              
Principal amount, par value [12],[56],[57]               0              
Investment, Identifier [Axis]: Permian Trust | First lien                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[29] 0 [3],[4],[29]         0 [7],[8],[30]              
Investments at fair value   0 [3],[4],[29] 0 [3],[4],[29]         0 [7],[8],[30]              
Principal amount, par value   3,409 [3],[4],[11],[29] 3,409 [3],[4],[11],[29]         3,409 [7],[8],[12],[30]              
Investment, Identifier [Axis]: Permian Trust | Trust Claim                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[29],[58] 0 [3],[29],[58]         0 [7],[30],[59]              
Investments at fair value   0 [3],[29],[58] 0 [3],[29],[58]         0 [7],[30],[59]              
Principal amount, par value   247 [3],[11],[29],[58] 247 [3],[11],[29],[58]         247 [7],[12],[30],[59]              
Investment, Identifier [Axis]: PetVet Care Centers, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost   27,522 [3],[17],[18] 27,522 [3],[17],[18]         27,646 [7],[14],[15]              
Investments at fair value   23,849 [3],[17],[18] 23,849 [3],[17],[18]         26,649 [7],[14],[15]              
Principal amount, par value   27,719 [3],[11],[17],[18] 27,719 [3],[11],[17],[18]         27,861 [7],[12],[14],[15]              
Investment, Identifier [Axis]: PetVet Care Centers, LLC | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   1,101 [3],[4],[9],[20] 1,101 [3],[4],[9],[20]         367 [7],[8],[10],[16]              
Investments at fair value   957 [3],[4],[9],[20] 957 [3],[4],[9],[20]         355 [7],[8],[10],[16]              
Principal amount, par value   1,112 [3],[4],[9],[11],[20] 1,112 [3],[4],[9],[11],[20]         371 [7],[8],[10],[12],[16]              
Investment, Identifier [Axis]: PetVet Care Centers, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (26) [3],[4],[9] (26) [3],[4],[9]         (33) [7],[8],[10]              
Investments at fair value   (362) [3],[4],[9] (362) [3],[4],[9]         (145) [7],[8],[10]              
Principal amount, par value   2,596 [3],[4],[9],[11] 2,596 [3],[4],[9],[11]         3,337 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Pioneer Topco I, L.P. | Class A-2 Common Units                              
Schedule of Investments [Line Items]                              
Cost [3],[60]   2,000 2,000                        
Investments at fair value [3],[60]   1,600 1,600                        
Investment, Identifier [Axis]: Pioneer Topco I, L.P. | Class A-2 common units                              
Schedule of Investments [Line Items]                              
Cost [7],[61]               2,000              
Investments at fair value [7],[61]               2,200              
Investment, Identifier [Axis]: Planview Parent, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost [4],[20]   3,108 3,108                        
Investments at fair value [4],[20]   3,247 3,247                        
Principal amount, par value [4],[11],[20]   3,755 3,755                        
Investment, Identifier [Axis]: Planview Parent, Inc. | Second lien                              
Schedule of Investments [Line Items]                              
Cost   9,215 [3],[4],[20] 9,215 [3],[4],[20]         9,212 [7],[8],[16]              
Investments at fair value   6,811 [3],[4],[20] 6,811 [3],[4],[20]         8,827 [7],[8],[16]              
Principal amount, par value   9,231 [3],[4],[11],[20] 9,231 [3],[4],[11],[20]         9,231 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Power Grid Holdings, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[19]               15,511              
Investments at fair value [7],[19]               15,597              
Principal amount, par value [7],[12],[19]               15,597              
Investment, Identifier [Axis]: Power Grid Holdings, Inc. | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               425              
Investments at fair value [7],[8],[10]               429              
Principal amount, par value [7],[8],[10],[12]               429              
Investment, Identifier [Axis]: Power Grid Holdings, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (39)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               3,861              
Investment, Identifier [Axis]: Project Accelerate Parent, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost   10,322 [3],[24] 10,322 [3],[24]         10,372 [7],[25]              
Investments at fair value   10,360 [3],[24] 10,360 [3],[24]         10,413 [7],[25]              
Principal amount, par value   10,360 [3],[11],[24] 10,360 [3],[11],[24]         10,413 [7],[12],[25]              
Investment, Identifier [Axis]: Project Accelerate Parent, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (8) [3],[4],[9] (8) [3],[4],[9]         (8) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   1,510 [3],[4],[9],[11] 1,510 [3],[4],[9],[11]         1,510 [7],[8],[10],[12]              
Investment, Identifier [Axis]: RLG Holdings, LLC | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   9,487 [3],[4],[20] 9,487 [3],[4],[20]         5,816 [14],[15]              
Investments at fair value   10,693 [3],[4],[20] 10,693 [3],[4],[20]         4,419 [14],[15]              
Principal amount, par value   18,577 [3],[4],[11],[20] 18,577 [3],[4],[11],[20]         7,184 [12],[14],[15]              
Investment, Identifier [Axis]: RLG Holdings, LLC | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   6,016 [3],[17],[18] 6,016 [3],[17],[18]         4,109 [14],[15]              
Investments at fair value   4,114 [3],[17],[18] 4,114 [3],[17],[18]         2,613 [14],[15]              
Principal amount, par value   7,147 [3],[11],[17],[18] 7,147 [3],[11],[17],[18]         4,163 [12],[14],[15]              
Investment, Identifier [Axis]: RLG Holdings, LLC | First lien 3                              
Schedule of Investments [Line Items]                              
Cost [3],[17],[18]   4,097 4,097                        
Investments at fair value [3],[17],[18]   2,384 2,384                        
Principal amount, par value [3],[11],[17],[18]   4,142 4,142                        
Investment, Identifier [Axis]: RLG Holdings, LLC | First lien 4                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   576 576                        
Investments at fair value [3],[4],[20]   685 685                        
Principal amount, par value [3],[4],[11],[20]   1,191 1,191                        
Investment, Identifier [Axis]: RLG Holdings, LLC | Second lien                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   1,542 1,542                        
Investments at fair value [3],[4],[20]   3,001 3,001                        
Principal amount, par value [3],[4],[11],[20]   10,768 10,768                        
Investment, Identifier [Axis]: RailPros Parent, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost   5,773 [3],[17],[18] 5,773 [3],[17],[18]         5,801 [7],[14],[15]              
Investments at fair value   5,799 [3],[17],[18] 5,799 [3],[17],[18]         5,799 [7],[14],[15]              
Principal amount, par value   5,799 [3],[11],[17],[18] 5,799 [3],[11],[17],[18]         5,828 [7],[12],[14],[15]              
Investment, Identifier [Axis]: RailPros Parent, LLC | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   535 535                        
Investments at fair value [3],[4],[9]   538 538                        
Principal amount, par value [3],[4],[9],[11]   538 538                        
Investment, Identifier [Axis]: RailPros Parent, LLC | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9] 0 [3],[4],[9]         (4) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         (4) [7],[8],[10]              
Principal amount, par value   1,258 [3],[4],[9],[11] 1,258 [3],[4],[9],[11]         899 [7],[8],[10],[12]              
Investment, Identifier [Axis]: RailPros Parent, LLC | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost   (4) [3],[4],[9] (4) [3],[4],[9]         0 [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         (9) [7],[8],[10]              
Principal amount, par value   899 [3],[4],[9],[11] 899 [3],[4],[9],[11]         1,798 [7],[8],[10],[12]              
Investment, Identifier [Axis]: RealPage, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost [17],[18]   1,834 1,834                        
Investments at fair value [17],[18]   1,846 1,846                        
Principal amount, par value [11],[17],[18]   1,958 1,958                        
Investment, Identifier [Axis]: Reorganized Careismatic Brands, LLC | Trust Claim 1                              
Schedule of Investments [Line Items]                              
Cost   152 [3],[18] 152 [3],[18]         152 [7],[15]              
Investments at fair value   152 [3],[18] 152 [3],[18]         152 [7],[15]              
Principal amount, par value   152 [3],[11],[18] 152 [3],[11],[18]         152 [7],[12],[15]              
Investment, Identifier [Axis]: Reorganized Careismatic Brands, LLC | Trust Claim 2                              
Schedule of Investments [Line Items]                              
Cost   52 [3],[4] 52 [3],[4]         52 [7],[8]              
Investments at fair value   52 [3],[4] 52 [3],[4]         52 [7],[8]              
Principal amount, par value   52 [3],[4],[11] 52 [3],[4],[11]         52 [7],[8],[12]              
Investment, Identifier [Axis]: Reorganized Careismatic Brands, LLC | Warrants 1                              
Schedule of Investments [Line Items]                              
Cost   182 [3],[18] 182 [3],[18]         182 [7],[15]              
Investments at fair value   272 [3],[18] 272 [3],[18]         272 [7],[15]              
Investment, Identifier [Axis]: Reorganized Careismatic Brands, LLC | Warrants 2                              
Schedule of Investments [Line Items]                              
Cost   62 [3],[4] 62 [3],[4]         62 [7],[8]              
Investments at fair value   93 [3],[4] 93 [3],[4]         93 [7],[8]              
Investment, Identifier [Axis]: Riskonnect Parent, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               0              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               6,349              
Investment, Identifier [Axis]: Sierra Enterprises, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost   21,120 [3],[17],[18] 21,120 [3],[17],[18]         21,213 [7],[14],[15]              
Investments at fair value   21,250 [3],[17],[18] 21,250 [3],[17],[18]         21,197 [7],[14],[15]              
Principal amount, par value   21,250 [3],[11],[17],[18] 21,250 [3],[11],[17],[18]         21,357 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Sierra Enterprises, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (20) [3],[4],[9] (20) [3],[4],[9]         (20) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         (20) [7],[8],[10]              
Principal amount, par value   2,717 [3],[4],[9],[11] 2,717 [3],[4],[9],[11]         2,717 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Sierra Hamilton Holdings Corporation                              
Schedule of Investments [Line Items]                              
Investments at fair value   2,000 2,000         2,000     2,000        
Investment, Identifier [Axis]: Sierra Hamilton Holdings Corporation | Ordinary Shares 1                              
Schedule of Investments [Line Items]                              
Cost [3],[18],[29]   11,502 11,502                        
Investments at fair value [3],[18],[29]   1,800 1,800                        
Investment, Identifier [Axis]: Sierra Hamilton Holdings Corporation | Ordinary Shares 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[29]   1,282 1,282                        
Investments at fair value [3],[4],[29]   201 201                        
Investment, Identifier [Axis]: Sierra Hamilton Holdings Corporation | Ordinary shares 1                              
Schedule of Investments [Line Items]                              
Cost [7],[15],[30]               11,501              
Investments at fair value [7],[15],[30]               1,799              
Investment, Identifier [Axis]: Sierra Hamilton Holdings Corporation | Ordinary shares 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[30]               1,282              
Investments at fair value [7],[8],[30]               201              
Investment, Identifier [Axis]: Symplr Software Intermediate Holdings, Inc. | Series A Preferred Shares 1                              
Schedule of Investments [Line Items]                              
Cost [3],[13]   19,636 19,636                        
Investments at fair value [3],[13]   13,922 13,922                        
Investment, Identifier [Axis]: Symplr Software Intermediate Holdings, Inc. | Series A Preferred Shares 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   91 91                        
Investments at fair value [3],[4],[20]   64 64                        
Investment, Identifier [Axis]: Symplr Software Intermediate Holdings, Inc. | Series A preferred shares                              
Schedule of Investments [Line Items]                              
Principal amount, par value   19,839 19,839         25,639              
Investment, Identifier [Axis]: Symplr Software Intermediate Holdings, Inc. | Series A preferred shares 1                              
Schedule of Investments [Line Items]                              
Cost [7],[19]               18,953              
Investments at fair value [7],[19]               18,204              
Investment, Identifier [Axis]: Symplr Software Intermediate Holdings, Inc. | Series A preferred shares 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[16]               6,534              
Investments at fair value [7],[8],[16]               6,276              
Investment, Identifier [Axis]: Symplr Software Intermediate Holdings, Inc. | Series A preferred shares | Non-accrual status                              
Schedule of Investments [Line Items]                              
Unearned income   709 709                        
Investment, Identifier [Axis]: TMK Hawk Parent, Corp. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9],[62] 0 [3],[4],[9],[62]         0 [7],[8],[10],[63]              
Investments at fair value   0 [3],[4],[9],[62] 0 [3],[4],[9],[62]         0 [7],[8],[10],[63]              
Principal amount, par value   2,695 [3],[4],[9],[11],[62] 2,695 [3],[4],[9],[11],[62]         2,695 [7],[8],[10],[12],[63]              
Investment, Identifier [Axis]: TMK Hawk Parent, Corp. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   24,679 [3],[4],[20] 24,679 [3],[4],[20]         22,392 [7],[8],[16]              
Investments at fair value   17,711 [3],[4],[20] 17,711 [3],[4],[20]         14,820 [7],[8],[16]              
Principal amount, par value   27,414 [3],[4],[11],[20] 27,414 [3],[4],[11],[20]         22,939 [7],[8],[12],[16]              
Investment, Identifier [Axis]: TMK Hawk Parent, Corp. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   6,003 [3],[4],[20] 6,003 [3],[4],[20]         2,878 [7],[8],[16]              
Investments at fair value   6,548 [3],[4],[20] 6,548 [3],[4],[20]         2,594 [7],[8],[16]              
Principal amount, par value   10,238 [3],[4],[11],[20] 10,238 [3],[4],[11],[20]         4,057 [7],[8],[12],[16]              
Investment, Identifier [Axis]: TMK Hawk Parent, Corp. | Subordinated 1                              
Schedule of Investments [Line Items]                              
Cost   356 [3],[18] 356 [3],[18]         337 [7],[15]              
Investments at fair value   356 [3],[18] 356 [3],[18]         337 [7],[15]              
Principal amount, par value   356 [3],[11],[18] 356 [3],[11],[18]         337 [7],[12],[15]              
Investment, Identifier [Axis]: TMK Hawk Parent, Corp. | Subordinated 2                              
Schedule of Investments [Line Items]                              
Cost   348 [3],[4] 348 [3],[4]         325 [7],[8]              
Investments at fair value   412 [3],[4] 412 [3],[4]         325 [7],[8]              
Principal amount, par value   412 [3],[4],[11] 412 [3],[4],[11]         325 [7],[8],[12]              
Investment, Identifier [Axis]: TVG-Edmentum Holdings, LLC / Edmentum Ultimate Holdings, LLC                              
Schedule of Investments [Line Items]                              
Investments at fair value   43,475 43,475         40,365     91,620        
Investment, Identifier [Axis]: TVG-Edmentum Holdings, LLC | Class B-1 Common Shares                              
Schedule of Investments [Line Items]                              
Cost   43,212 [4],[29],[52] 43,212 [4],[29],[52]         43,212 [8],[30],[51]              
Investments at fair value   5,000 [4],[29],[52] 5,000 [4],[29],[52]         5,000 [8],[30],[51]              
Principal amount, par value   48,080 48,080         48,080              
Investment, Identifier [Axis]: TVG-Edmentum Holdings, LLC | Class B-2 Common Shares                              
Schedule of Investments [Line Items]                              
Cost   24,839 [4],[29],[52] 24,839 [4],[29],[52]         24,839 [8],[30],[51]              
Investments at fair value   0 [4],[29],[52] 0 [4],[29],[52]         0 [8],[30],[51]              
Principal amount, par value   29,707 29,707         29,707              
Investment, Identifier [Axis]: TVG-Edmentum Holdings, LLC | Series C-2 Preferred Units                              
Schedule of Investments [Line Items]                              
Cost   9,385 [3],[4],[29] 9,385 [3],[4],[29]         8,719 [7],[8],[30]              
Investments at fair value   9,385 [3],[4],[29] 9,385 [3],[4],[29]         8,719 [7],[8],[30]              
Investment, Identifier [Axis]: Tempo Acquisition, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost [4],[20],[22]   19,753 19,753                        
Investments at fair value [4],[20],[22]   23,354 23,354                        
Principal amount, par value [4],[11],[20],[22]   27,536 27,536                        
Investment, Identifier [Axis]: Tennessee Bidco Limited | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   20,099 [3],[4],[20] 20,099 [3],[4],[20]         19,903 [7],[8],[16]              
Investments at fair value   20,017 [3],[4],[20] 20,017 [3],[4],[20]         19,815 [7],[8],[16]              
Principal amount, par value   20,017 [3],[4],[11],[20] 20,017 [3],[4],[11],[20]         19,815 [7],[8],[12],[16]              
Investment, Identifier [Axis]: Tennessee Bidco Limited | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   16,411 [3],[17],[18] 16,411 [3],[17],[18]         16,245 [7],[14],[15]              
Investments at fair value   16,411 [3],[17],[18] 16,411 [3],[17],[18]         16,245 [7],[14],[15]              
Principal amount, par value   16,411 [3],[11],[17],[18] 16,411 [3],[11],[17],[18]         16,245 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Tennessee Bidco Limited | First lien 3                              
Schedule of Investments [Line Items]                              
Cost   899 [3],[17],[18] 899 [3],[17],[18]         890 [7],[14],[15]              
Investments at fair value   899 [3],[17],[18] 899 [3],[17],[18]         890 [7],[14],[15]              
Principal amount, par value   899 [3],[11],[17],[18] 899 [3],[11],[17],[18]         890 [7],[12],[14],[15]              
Investment, Identifier [Axis]: TigerConnect, Inc. | First lien - Drawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[10],[15]               3,741              
Investments at fair value [7],[10],[15]               3,741              
Principal amount, par value [7],[10],[12],[15]               3,741              
Investment, Identifier [Axis]: TigerConnect, Inc. | First lien - Drawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               42              
Investments at fair value [7],[8],[10]               42              
Principal amount, par value [7],[8],[10],[12]               42              
Investment, Identifier [Axis]: TigerConnect, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (43) [3],[4],[9] (43) [3],[4],[9]         (43) [7],[8],[10]              
Investments at fair value   (42) [3],[4],[9] (42) [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   4,267 [3],[4],[9],[11] 4,267 [3],[4],[9],[11]         4,267 [7],[8],[10],[12]              
Investment, Identifier [Axis]: TigerConnect, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   29,746 [3],[4],[20] 29,746 [3],[4],[20]         29,728 [7],[8],[16]              
Investments at fair value   29,579 [3],[4],[20] 29,579 [3],[4],[20]         29,875 [7],[8],[16]              
Principal amount, par value   29,875 [3],[4],[11],[20] 29,875 [3],[4],[11],[20]         29,875 [7],[8],[12],[16]              
Investment, Identifier [Axis]: TigerConnect, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   3,741 [3],[18] 3,741 [3],[18]         3,033 [7],[8],[16]              
Investments at fair value   3,704 [3],[18] 3,704 [3],[18]         3,054 [7],[8],[16]              
Principal amount, par value   3,741 [3],[11],[18] 3,741 [3],[11],[18]         3,054 [7],[8],[12],[16]              
Investment, Identifier [Axis]: TigerConnect, Inc. | First lien 3                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[20]   3,035 3,035                        
Investments at fair value [3],[4],[20]   3,024 3,024                        
Principal amount, par value [3],[4],[11],[20]   3,054 3,054                        
Investment, Identifier [Axis]: TigerConnect, Inc. | First lien 4                              
Schedule of Investments [Line Items]                              
Cost [3],[4]   42 42                        
Investments at fair value [3],[4]   41 41                        
Principal amount, par value [3],[4],[11]   42 42                        
Investment, Identifier [Axis]: Trinity Air Consultants Holdings Corporation | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (8) [3],[4],[9] (8) [3],[4],[9]         (8) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   818 [3],[4],[9],[11] 818 [3],[4],[9],[11]         818 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Trinity Air Consultants Holdings Corporation | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   8,272 [3],[17],[18] 8,272 [3],[17],[18]         8,310 [7],[14],[15]              
Investments at fair value   8,303 [3],[17],[18] 8,303 [3],[17],[18]         8,345 [7],[14],[15]              
Principal amount, par value   8,303 [3],[11],[17],[18] 8,303 [3],[11],[17],[18]         8,345 [7],[12],[14],[15]              
Investment, Identifier [Axis]: Trinity Air Consultants Holdings Corporation | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   2,772 [3],[17],[18] 2,772 [3],[17],[18]         2,784 [7],[14],[15]              
Investments at fair value   2,784 [3],[17],[18] 2,784 [3],[17],[18]         2,798 [7],[14],[15]              
Principal amount, par value   2,784 [3],[11],[17],[18] 2,784 [3],[11],[17],[18]         2,798 [7],[12],[14],[15]              
Investment, Identifier [Axis]: USRP Holdings, Inc. | First lien                              
Schedule of Investments [Line Items]                              
Cost   12,283 [3],[17],[18] 12,283 [3],[17],[18]         12,341 [7],[14],[15]              
Investments at fair value   12,331 [3],[17],[18] 12,331 [3],[17],[18]         12,396 [7],[14],[15]              
Principal amount, par value   12,331 [3],[11],[17],[18] 12,331 [3],[11],[17],[18]         12,396 [7],[12],[14],[15]              
Investment, Identifier [Axis]: USRP Holdings, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (9) [3],[4],[9] (9) [3],[4],[9]         (9) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   893 [3],[4],[9],[11] 893 [3],[4],[9],[11]         893 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Ultimus Group Midco, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               9,073              
Investments at fair value [7],[14],[15]               9,070              
Principal amount, par value [7],[12],[14],[15]               9,116              
Investment, Identifier [Axis]: Ultimus Group Midco, LLC | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (6)              
Investments at fair value [7],[8],[10]               (6)              
Principal amount, par value [7],[8],[10],[12]               1,139              
Investment, Identifier [Axis]: Ultimus Group Midco, LLC | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               0              
Investments at fair value [7],[8],[10]               (15)              
Principal amount, par value [7],[8],[10],[12]               3,039              
Investment, Identifier [Axis]: UniTek Global Services, Inc.                              
Schedule of Investments [Line Items]                              
Investments at fair value   89,529 89,529         73,181     $ 107,524        
Investment, Identifier [Axis]: UniTek Global Services, Inc. | Ordinary Shares 1                              
Schedule of Investments [Line Items]                              
Cost [3],[18],[49]   1,925 1,925                        
Investments at fair value [3],[18],[49]   0 0                        
Investment, Identifier [Axis]: UniTek Global Services, Inc. | Ordinary Shares 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[49]   532 532                        
Investments at fair value [3],[4],[49]   0 0                        
Investment, Identifier [Axis]: UniTek Global Services, Inc. | Ordinary shares 1                              
Schedule of Investments [Line Items]                              
Cost [7],[15],[47]               1,925              
Investments at fair value [7],[15],[47]               0              
Investment, Identifier [Axis]: UniTek Global Services, Inc. | Ordinary shares 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[47]               532              
Investments at fair value [7],[8],[47]               0              
Investment, Identifier [Axis]: UniTek Global Services, Inc. | Preferred Shares 1                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[49]   67,771 67,771                        
Investments at fair value [3],[4],[49]   71,095 71,095                        
Investment, Identifier [Axis]: UniTek Global Services, Inc. | Preferred Shares 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[49]   29,318 29,318                        
Investments at fair value [3],[4],[49]   18,434 18,434                        
Investment, Identifier [Axis]: UniTek Global Services, Inc. | Preferred Shares 3                              
Schedule of Investments [Line Items]                              
Cost [3],[18],[49]   26,946 26,946                        
Investments at fair value [3],[18],[49]   0 0                        
Investment, Identifier [Axis]: UniTek Global Services, Inc. | Preferred Shares 4                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[49]   7,447 7,447                        
Investments at fair value [3],[4],[49]   0 0                        
Investment, Identifier [Axis]: UniTek Global Services, Inc. | Preferred Shares 5                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[49]   0 0                        
Investments at fair value [3],[4],[49]   0 0                        
Investment, Identifier [Axis]: UniTek Global Services, Inc. | Preferred shares 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[47]               61,162              
Investments at fair value [7],[8],[47]               64,486              
Investment, Identifier [Axis]: UniTek Global Services, Inc. | Preferred shares 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[47]               29,318              
Investments at fair value [7],[8],[47]               8,695              
Investment, Identifier [Axis]: UniTek Global Services, Inc. | Preferred shares 3                              
Schedule of Investments [Line Items]                              
Cost [7],[15],[47]               26,946              
Investments at fair value [7],[15],[47]               0              
Investment, Identifier [Axis]: UniTek Global Services, Inc. | Preferred shares 4                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[47]               7,447              
Investments at fair value [7],[8],[47]               0              
Investment, Identifier [Axis]: Vehlo Purchaser, LLC | First lien                              
Schedule of Investments [Line Items]                              
Cost   6,001 [3],[4] 6,001 [3],[4]         6,022 [8]              
Investments at fair value   6,020 [3],[4] 6,020 [3],[4]         6,042 [8]              
Principal amount, par value   6,042 [3],[4],[11] 6,042 [3],[4],[11]         6,073 [8],[12]              
Investment, Identifier [Axis]: Viper Bidco,Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Principal amount, par value   15,718 15,718                        
Investment, Identifier [Axis]: Viper Bidco. Inc. | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Investments at fair value   (36) [3],[4],[9] (36) [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   1,838 [3],[4],[9],[11] 1,838 [3],[4],[9],[11]         1,838 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Viper Bidco. Inc. | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost   (17) [3],[4],[9] (17) [3],[4],[9]         (17) [7],[8],[10]              
Investments at fair value   (65) [3],[4],[9] (65) [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   3,320 [3],[4],[9],[11] 3,320 [3],[4],[9],[11]         3,320 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Viper Bidco. Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   14,966 [3],[4],[20],[52] 14,966 [3],[4],[20],[52]         15,037 [7],[8],[16],[51]              
Investments at fair value   15,563 [3],[4],[20],[52] 15,563 [3],[4],[20],[52]         16,051 [7],[8],[16],[51]              
Principal amount, par value             £ 11,850 16,051   £ 11,910          
Investment, Identifier [Axis]: Viper Bidco. Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   2,284 [3],[4],[20] 2,284 [3],[4],[20]         2,294 [7],[8],[16]              
Investments at fair value   2,249 [3],[4],[20] 2,249 [3],[4],[20]         2,306 [7],[8],[16]              
Principal amount, par value   2,294 [3],[4],[11],[20] 2,294 [3],[4],[11],[20]         2,306 [7],[8],[12],[16]              
Investment, Identifier [Axis]: WEG Sub Intermediate Holdings, LLC | Subordinated                              
Schedule of Investments [Line Items]                              
Cost   4,936 [3],[4] 4,936 [3],[4]         4,623 [7],[8]              
Investments at fair value   4,977 [3],[4] 4,977 [3],[4]         4,665 [7],[8]              
Principal amount, par value   4,977 [3],[4],[11] 4,977 [3],[4],[11]         4,665 [7],[8],[12]              
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (6) [3],[4],[9] (6) [3],[4],[9]         (6) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   2,040 [3],[4],[9],[11] 2,040 [3],[4],[9],[11]         2,040 [7],[8],[10],[12]              
Investment, Identifier [Axis]: Xactly Corporation | First lien                              
Schedule of Investments [Line Items]                              
Cost   22,492 [3],[13] 22,492 [3],[13]         22,489 [7],[19]              
Investments at fair value   21,233 [3],[13] 21,233 [3],[13]         22,232 [7],[19]              
Principal amount, par value   22,500 [3],[11],[13] 22,500 [3],[11],[13]         22,500 [7],[12],[19]              
Investment, Identifier [Axis]: Xactly Corporation | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (10) [3],[4],[9] (10) [3],[4],[9]         (10) [7],[8],[10]              
Investments at fair value   (56) [3],[4],[9] (56) [3],[4],[9]         (12) [7],[8],[10]              
Principal amount, par value   992 [3],[4],[9],[11] 992 [3],[4],[9],[11]         992 [7],[8],[10],[12]              
Investment, Identifier [Axis]: YLG Holdings, Inc. | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               392              
Investments at fair value [7],[8],[10]               394              
Principal amount, par value [7],[8],[10],[12]               394              
Investment, Identifier [Axis]: YLG Holdings, Inc. | First lien - Drawn 1                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   390 390                        
Investments at fair value [3],[4],[9]   392 392                        
Principal amount, par value [3],[4],[9],[11]   392 392                        
Investment, Identifier [Axis]: YLG Holdings, Inc. | First lien - Drawn 2                              
Schedule of Investments [Line Items]                              
Cost [3],[4],[9]   29 29                        
Investments at fair value [3],[4],[9]   29 29                        
Principal amount, par value [3],[4],[9],[11]   29 29                        
Investment, Identifier [Axis]: YLG Holdings, Inc. | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost   (1) [3],[4],[9] (1) [3],[4],[9]         (1) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   271 [3],[4],[9],[11] 271 [3],[4],[9],[11]         271 [7],[8],[10],[12]              
Investment, Identifier [Axis]: YLG Holdings, Inc. | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost   (1) [3],[4],[9] (1) [3],[4],[9]         (2) [7],[8],[10]              
Investments at fair value   0 [3],[4],[9] 0 [3],[4],[9]         0 [7],[8],[10]              
Principal amount, par value   281 [3],[4],[9],[11] 281 [3],[4],[9],[11]         309 [7],[8],[10],[12]              
Investment, Identifier [Axis]: YLG Holdings, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   21,531 [3],[24] 21,531 [3],[24]         21,638 [7],[25]              
Investments at fair value   21,552 [3],[24] 21,552 [3],[24]         21,661 [7],[25]              
Principal amount, par value   21,552 [3],[11],[24] 21,552 [3],[11],[24]         21,661 [7],[12],[25]              
Investment, Identifier [Axis]: YLG Holdings, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost   4,269 [3],[17],[18] 4,269 [3],[17],[18]         4,289 [7],[14],[15]              
Investments at fair value   4,287 [3],[17],[18] 4,287 [3],[17],[18]         4,309 [7],[14],[15]              
Principal amount, par value   4,287 [3],[11],[17],[18] 4,287 [3],[11],[17],[18]         4,309 [7],[12],[14],[15]              
Investment, Identifier [Axis]: eResearchTechnology, Inc. | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10],[16]               290              
Investments at fair value [7],[8],[10],[16]               301              
Principal amount, par value [7],[8],[10],[12],[16]               301              
Investment, Identifier [Axis]: eResearchTechnology, Inc. | First lien - Undrawn 1                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               0              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               1,847              
Investment, Identifier [Axis]: eResearchTechnology, Inc. | First lien - Undrawn 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[10]               (11)              
Investments at fair value [7],[8],[10]               0              
Principal amount, par value [7],[8],[10],[12]               1,074              
Investment, Identifier [Axis]: eResearchTechnology, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost [7],[14],[15]               11,275              
Investments at fair value [7],[14],[15]               11,380              
Principal amount, par value [7],[12],[14],[15]               11,380              
Investment, Identifier [Axis]: eResearchTechnology, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[16]               1,877              
Investments at fair value [7],[8],[16]               1,889              
Principal amount, par value [7],[8],[12],[16]               1,889              
Investment, Identifier [Axis]: iCIMS, Inc. | First lien - Drawn                              
Schedule of Investments [Line Items]                              
Cost   1,020 [3],[4],[9] 1,020 [3],[4],[9]         1,160 [7],[8],[10]              
Investments at fair value   959 [3],[4],[9] 959 [3],[4],[9]         1,134 [7],[8],[10]              
Principal amount, par value   1,024 [3],[4],[9],[11] 1,024 [3],[4],[9],[11]         1,165 [7],[8],[10],[12]              
Investment, Identifier [Axis]: iCIMS, Inc. | First lien - Undrawn                              
Schedule of Investments [Line Items]                              
Cost   (22) [3],[4],[9] (22) [3],[4],[9]         (21) [7],[8],[10]              
Investments at fair value   (159) [3],[4],[9] (159) [3],[4],[9]         (64) [7],[8],[10]              
Principal amount, par value   2,506 [3],[4],[9],[11] 2,506 [3],[4],[9],[11]         2,365 [7],[8],[10],[12]              
Investment, Identifier [Axis]: iCIMS, Inc. | First lien 1                              
Schedule of Investments [Line Items]                              
Cost   7,338 [3],[4],[20] 7,338 [3],[4],[20]         44,590 [7],[8],[16]              
Investments at fair value   6,986 [3],[4],[20] 6,986 [3],[4],[20]         43,538 [7],[8],[16]              
Principal amount, par value   7,366 [3],[4],[11],[20] 7,366 [3],[4],[11],[20]         44,742 [7],[8],[12],[16]              
Investment, Identifier [Axis]: iCIMS, Inc. | First lien 2                              
Schedule of Investments [Line Items]                              
Cost [7],[8],[16]               7,332              
Investments at fair value [7],[8],[16]               7,253              
Principal amount, par value [7],[8],[12],[16]               7,366              
SLP III                              
Schedule of Investments [Line Items]                              
Cost   160,000 160,000                        
SLP III | SkyKnight II                              
Schedule of Investments [Line Items]                              
Cost   40,000 $ 40,000                        
SLP III                              
Schedule of Investments [Line Items]                              
Investment period     5 years                        
Investment additional period     1 year                        
Cost   977,200 $ 977,200         957,232              
Investments at fair value   919,844 919,844         941,427              
Principal amount, par value   990,055 990,055         971,559              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | ADMI Corp. (aka Aspen Dental)                              
Schedule of Investments [Line Items]                              
Cost   2,312 2,312         2,323              
Investments at fair value   2,082 2,082         2,214              
Principal amount, par value   2,315 2,315         2,327              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Accelya Lux Finco S.a r.l.                              
Schedule of Investments [Line Items]                              
Cost   16,099 16,099         16,162              
Investments at fair value   15,625 15,625         16,435              
Principal amount, par value   16,404 16,404         16,487              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | AmSpec Parent, LLC                              
Schedule of Investments [Line Items]                              
Cost   9,431 9,431         9,478              
Investments at fair value   9,489 9,489         9,540              
Principal amount, par value   9,445 9,445         9,493              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Ardonagh Midco 3 Limited                              
Schedule of Investments [Line Items]                              
Cost   1,972 1,972         1,982              
Investments at fair value   1,922 1,922         1,990              
Principal amount, par value   1,980 1,980         1,990              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Asurion, LLC 1                              
Schedule of Investments [Line Items]                              
Cost   3,508 3,508         12,931              
Investments at fair value   3,569 3,569         13,039              
Principal amount, par value   3,600 3,600         13,000              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Asurion, LLC 2                              
Schedule of Investments [Line Items]                              
Cost   1,950 1,950         3,517              
Investments at fair value   1,956 1,956         3,621              
Principal amount, par value   1,975 1,975         3,618              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Asurion, LLC 3                              
Schedule of Investments [Line Items]                              
Cost   12,905 12,905         1,958              
Investments at fair value   12,296 12,296         1,988              
Principal amount, par value   12,968 12,968         1,985              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | BCPE Empire Holdings, Inc.                              
Schedule of Investments [Line Items]                              
Cost               11,761              
Investments at fair value               11,718              
Principal amount, par value               11,821              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | BCPE Empire Holdings, Inc. 1                              
Schedule of Investments [Line Items]                              
Cost   10,866 10,866                        
Investments at fair value   10,787 10,787                        
Principal amount, par value   10,916 10,916                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | BCPE Empire Holdings, Inc. 2                              
Schedule of Investments [Line Items]                              
Cost   7,062 7,062                        
Investments at fair value   7,090 7,090                        
Principal amount, par value   7,164 7,164                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | BIFM CA Buyer Inc.                              
Schedule of Investments [Line Items]                              
Cost   8,990 8,990         9,032              
Investments at fair value   9,044 9,044         9,123              
Principal amount, par value   9,004 9,004         9,049              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | BW Holding, Inc.                              
Schedule of Investments [Line Items]                              
Cost               597              
Investments at fair value               616              
Principal amount, par value               603              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Bach Finance Limited                              
Schedule of Investments [Line Items]                              
Cost               2,103              
Investments at fair value               2,117              
Principal amount, par value               2,107              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Bella Holding Company, LLC                              
Schedule of Investments [Line Items]                              
Cost   7,625 7,625         7,707              
Investments at fair value   7,648 7,648         7,760              
Principal amount, par value   7,702 7,702         7,722              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Berlin Packaging L.L.C.                              
Schedule of Investments [Line Items]                              
Cost   8,690 8,690         8,734              
Investments at fair value   8,659 8,659         8,765              
Principal amount, par value   8,691 8,691         8,735              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Boxer Parent Company Inc.                              
Schedule of Investments [Line Items]                              
Cost               7,400              
Investments at fair value               7,405              
Principal amount, par value               7,416              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | BradyPLUS Holdings, LLC                              
Schedule of Investments [Line Items]                              
Cost               7,075              
Investments at fair value               7,118              
Principal amount, par value               7,182              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | CVET Midco 2, L.P.                              
Schedule of Investments [Line Items]                              
Cost   9,395 9,395         9,410              
Investments at fair value   9,378 9,378         8,749              
Principal amount, par value   9,656 9,656         9,706              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Capstone Borrower, Inc.                              
Schedule of Investments [Line Items]                              
Cost   8,681 8,681         3,109              
Investments at fair value   8,757 8,757         3,126              
Principal amount, par value   9,106 9,106         3,124              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Cardinal Parent, Inc.                              
Schedule of Investments [Line Items]                              
Cost   11,481 11,481         11,513              
Investments at fair value   10,246 10,246         11,384              
Principal amount, par value   11,566 11,566         11,626              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Chrysaor Bidco S.a r.l.                              
Schedule of Investments [Line Items]                              
Cost   2,105 2,105         2,115              
Investments at fair value   2,111 2,111         2,133              
Principal amount, par value   2,105 2,105         2,115              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Citrin Cooperman Advisors LLC                              
Schedule of Investments [Line Items]                              
Cost   8,389 8,389         6,711              
Investments at fair value   8,213 8,213         6,747              
Principal amount, par value   8,427 8,427         6,719              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Cleanova US Holdings LLC                              
Schedule of Investments [Line Items]                              
Cost   17,258 17,258         18,565              
Investments at fair value   17,091 17,091         18,741              
Principal amount, par value   17,411 17,411         18,741              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Cloudera, Inc.                              
Schedule of Investments [Line Items]                              
Cost   13,858 13,858         13,904              
Investments at fair value   10,919 10,919         13,511              
Principal amount, par value   13,989 13,989         14,062              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Clydesdale Acquisition Holdings, Inc.                              
Schedule of Investments [Line Items]                              
Cost   9,285 9,285         9,308              
Investments at fair value   8,945 8,945         9,316              
Principal amount, par value   9,289 9,289         9,313              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Cohnreznick Advisory LLC                              
Schedule of Investments [Line Items]                              
Cost   9,533 9,533         9,092              
Investments at fair value   9,349 9,349         9,177              
Principal amount, par value   9,560 9,560         9,114              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Confluent Health, LLC                              
Schedule of Investments [Line Items]                              
Cost   4,569 4,569         4,592              
Investments at fair value   4,084 4,084         4,120              
Principal amount, par value   4,579 4,579         4,603              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Confluent Medical Technologies, Inc.                              
Schedule of Investments [Line Items]                              
Cost   6,691 6,691         6,723              
Investments at fair value   6,748 6,748         6,799              
Principal amount, par value   6,706 6,706         6,740              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | ConnectWise, LLC                              
Schedule of Investments [Line Items]                              
Cost   11,444 11,444         11,502              
Investments at fair value   10,577 10,577         11,332              
Principal amount, par value   11,452 11,452         11,512              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Convey Health Solutions, Inc.                              
Schedule of Investments [Line Items]                              
Cost   8,707 8,707         9,012              
Investments at fair value   1,103 1,103         6,661              
Principal amount, par value   8,814 8,814         9,123              
Unearned income   208 416                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | CoreLogic, Inc. (fka First American Corporation, The)                              
Schedule of Investments [Line Items]                              
Cost   786 786                        
Investments at fair value   788 788                        
Principal amount, par value   796 796                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Cornerstone OnDemand, Inc.                              
Schedule of Investments [Line Items]                              
Cost   2,515 2,515         2,527              
Investments at fair value   1,617 1,617         2,335              
Principal amount, par value   2,520 2,520         2,533              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | DG Investment Intermediate Holdings 2, Inc.                              
Schedule of Investments [Line Items]                              
Cost   8,921 8,921         10,959              
Investments at fair value   8,986 8,986         11,050              
Principal amount, par value   8,958 8,958         11,008              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Dayforce Bidco, LLC                              
Schedule of Investments [Line Items]                              
Cost   5,382 5,382                        
Investments at fair value   5,076 5,076                        
Principal amount, par value   5,549 5,549                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Dealer Tire Financial, LLC                              
Schedule of Investments [Line Items]                              
Cost   11,334 11,334         11,388              
Investments at fair value   11,306 11,306         11,464              
Principal amount, par value   11,377 11,377         11,435              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Disco Parent, Inc.                              
Schedule of Investments [Line Items]                              
Cost               7,233              
Investments at fair value               7,304              
Principal amount, par value               7,250              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Discovery Purchaser Corporation                              
Schedule of Investments [Line Items]                              
Cost   9,917 9,917         13,496              
Investments at fair value   10,123 10,123         13,349              
Principal amount, par value   10,150 10,150         13,856              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | EAB Global, Inc.                              
Schedule of Investments [Line Items]                              
Cost   9,850 9,850         9,881              
Investments at fair value   9,066 9,066         8,990              
Principal amount, par value   10,031 10,031         10,083              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Eagle Parent Corp.                              
Schedule of Investments [Line Items]                              
Cost   13,659 13,659         13,709              
Investments at fair value   13,894 13,894         13,920              
Principal amount, par value   13,794 13,794         13,866              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Eisner Advisory Group LLC                              
Schedule of Investments [Line Items]                              
Cost   11,191 11,191         8,494              
Investments at fair value   11,107 11,107         8,617              
Principal amount, par value   11,285 11,285         8,546              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Embecta Corp.                              
Schedule of Investments [Line Items]                              
Cost   3,775 3,775         4,012              
Investments at fair value   3,000 3,000         4,015              
Principal amount, par value   3,767 3,767         4,002              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | FNZ Group Entities Limited                              
Schedule of Investments [Line Items]                              
Cost   9,959 9,959         9,997              
Investments at fair value   8,106 8,106         8,099              
Principal amount, par value   10,126 10,126         10,178              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Finastra USA, Inc.                              
Schedule of Investments [Line Items]                              
Cost   12,235 12,235         12,259              
Investments at fair value   11,410 11,410         12,135              
Principal amount, par value   12,342 12,342         12,373              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | First Advantage Holdings, LLC                              
Schedule of Investments [Line Items]                              
Cost   1,260 1,260         4,181              
Investments at fair value   1,258 1,258         4,186              
Principal amount, par value   1,271 1,271         4,223              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Flash Charm, Inc.                              
Schedule of Investments [Line Items]                              
Cost   10,338 10,338         16,333              
Investments at fair value   8,067 8,067         15,290              
Principal amount, par value   10,334 10,334         16,341              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Forgent Intermediate IV LLC                              
Schedule of Investments [Line Items]                              
Cost               12,621              
Investments at fair value               12,685              
Principal amount, par value               12,749              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Forgent Power LLC                              
Schedule of Investments [Line Items]                              
Cost   12,597 12,597                        
Investments at fair value   12,776 12,776                        
Principal amount, par value   12,717 12,717                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Foundational Education Group, Inc.                              
Schedule of Investments [Line Items]                              
Cost   13,925 13,925         13,984              
Investments at fair value   13,010 13,010         13,001              
Principal amount, par value   13,990 13,990         14,063              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Groundworks, LLC                              
Schedule of Investments [Line Items]                              
Cost   10,021 10,021         9,871              
Investments at fair value   10,022 10,022         10,163              
Principal amount, par value   10,049 10,049         10,100              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | HIG Finance 2 Limited                              
Schedule of Investments [Line Items]                              
Cost   6,286 6,286                        
Investments at fair value   6,089 6,089                        
Principal amount, par value   6,467 6,467                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | HIG Operations Holdings, Inc.                              
Schedule of Investments [Line Items]                              
Cost               11,806              
Investments at fair value               11,849              
Principal amount, par value               11,849              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | HIG Operations Holdings, Inc. 1                              
Schedule of Investments [Line Items]                              
Cost   11,750 11,750                        
Investments at fair value   11,790 11,790                        
Principal amount, par value   11,790 11,790                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | HIG Operations Holdings, Inc. 2                              
Schedule of Investments [Line Items]                              
Cost   1,118 1,118                        
Investments at fair value   1,118 1,118                        
Principal amount, par value   1,118 1,118                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | HP PHRG Borrower, LLC                              
Schedule of Investments [Line Items]                              
Cost   16,458 16,458         16,534              
Investments at fair value   16,475 16,475         16,572              
Principal amount, par value   16,558 16,558         16,641              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Heartland Dental, LLC                              
Schedule of Investments [Line Items]                              
Cost   13,795 13,795         13,862              
Investments at fair value   13,852 13,852         13,970              
Principal amount, par value   13,826 13,826         13,896              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Help/Systems Holdings, Inc.                              
Schedule of Investments [Line Items]                              
Cost   11,068 11,068         11,121              
Investments at fair value   8,452 8,452         10,120              
Principal amount, par value   11,085 11,085         11,140              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Houghton Mifflin Harcourt Company                              
Schedule of Investments [Line Items]                              
Cost   7,800 7,800         7,818              
Investments at fair value   6,313 6,313         7,069              
Principal amount, par value   7,945 7,945         7,986              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Inizio Group Limited                              
Schedule of Investments [Line Items]                              
Cost   12,683 12,683         12,669              
Investments at fair value   12,233 12,233         12,444              
Principal amount, par value   12,747 12,747         12,747              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Jones DesLauriers Insurance Management Inc.                              
Schedule of Investments [Line Items]                              
Cost   7,641 7,641         2,680              
Investments at fair value   7,449 7,449         2,693              
Principal amount, par value   7,761 7,761         2,687              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Kaseya Inc.                              
Schedule of Investments [Line Items]                              
Cost   12,734 12,734         12,797              
Investments at fair value   9,928 9,928         12,847              
Principal amount, par value   12,756 12,756         12,820              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Kestra Advisor Services Holdings A, Inc.                              
Schedule of Investments [Line Items]                              
Cost               3,742              
Investments at fair value               3,760              
Principal amount, par value               3,749              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | KnowBe4, Inc.                              
Schedule of Investments [Line Items]                              
Cost   7,136 7,136         13,125              
Investments at fair value   5,603 5,603         13,152              
Principal amount, par value   7,137 7,137         13,128              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | LI Group Holdings, Inc.                              
Schedule of Investments [Line Items]                              
Cost   3,008 3,008         3,031              
Investments at fair value   3,009 3,009         3,055              
Principal amount, par value   3,010 3,010         3,033              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | LSCS Holdings, Inc.                              
Schedule of Investments [Line Items]                              
Cost   14,705 14,705         14,774              
Investments at fair value   14,543 14,543         14,590              
Principal amount, par value   14,788 14,788         14,863              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | LTR Intermediate Holdings, Inc.                              
Schedule of Investments [Line Items]                              
Cost   7,860 7,860         7,878              
Investments at fair value   7,925 7,925         7,949              
Principal amount, par value   7,897 7,897         7,917              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | MED ParentCo, LP                              
Schedule of Investments [Line Items]                              
Cost   10,291 10,291         9,840              
Investments at fair value   10,352 10,352         9,921              
Principal amount, par value   10,328 10,328         9,880              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Marcel Bidco LLC (Marcel Bidco GmbH)                              
Schedule of Investments [Line Items]                              
Cost   5,000 5,000         2,777              
Investments at fair value   4,919 4,919         2,826              
Principal amount, par value   5,039 5,039         2,809              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Mavis Tire Express Services Topco, Corp.                              
Schedule of Investments [Line Items]                              
Cost   12,495 12,495         12,549              
Investments at fair value   12,526 12,526         12,653              
Principal amount, par value   12,530 12,530         12,593              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Michael Baker International, LLC                              
Schedule of Investments [Line Items]                              
Cost               5,533              
Investments at fair value               5,553              
Principal amount, par value               5,534              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Michael Baker International, LLC 1                              
Schedule of Investments [Line Items]                              
Cost   5,506 5,506                        
Investments at fair value   5,511 5,511                        
Principal amount, par value   5,506 5,506                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Michael Baker International, LLC 2                              
Schedule of Investments [Line Items]                              
Cost   2,112 2,112                        
Investments at fair value   2,170 2,170                        
Principal amount, par value   2,168 2,168                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Neon Maple Purchaser Inc.                              
Schedule of Investments [Line Items]                              
Cost   5,735 5,735         3,523              
Investments at fair value   5,597 5,597         3,519              
Principal amount, par value   5,731 5,731         3,510              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Nexus Buyer LLC                              
Schedule of Investments [Line Items]                              
Cost   13,876 13,876         13,941              
Investments at fair value   13,526 13,526         13,927              
Principal amount, par value   13,941 13,941         14,012              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Nielsen Consumer, Inc.                              
Schedule of Investments [Line Items]                              
Cost   5,395 5,395         5,388              
Investments at fair value   5,685 5,685         5,787              
Principal amount, par value   5,742 5,742         5,771              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | OVG Business Services, LLC                              
Schedule of Investments [Line Items]                              
Cost   2,742 2,742         2,755              
Investments at fair value   2,762 2,762         2,778              
Principal amount, par value   2,755 2,755         2,769              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Oak-Eagle Acquireco, Inc.                              
Schedule of Investments [Line Items]                              
Cost   5,388 5,388                        
Investments at fair value   5,490 5,490                        
Principal amount, par value   5,470 5,470                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Oceankey (U.S.) II Corp.                              
Schedule of Investments [Line Items]                              
Cost   13,945 13,945         14,019              
Investments at fair value   13,395 13,395         13,841              
Principal amount, par value   13,941 13,941         14,014              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Orbit Private Holdings I Ltd                              
Schedule of Investments [Line Items]                              
Cost   9,306 9,306         9,051              
Investments at fair value   9,347 9,347         9,134              
Principal amount, par value   9,339 9,339         9,085              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Orion Advisor Solutions, Inc.                              
Schedule of Investments [Line Items]                              
Cost               1,501              
Investments at fair value               1,511              
Principal amount, par value               1,500              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Orion Midco Ltd                              
Schedule of Investments [Line Items]                              
Cost   10,267 10,267         8,095              
Investments at fair value   10,295 10,295         8,150              
Principal amount, par value   10,277 10,277         8,102              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Osaic Holdings, Inc.                              
Schedule of Investments [Line Items]                              
Cost   5,561 5,561         12,327              
Investments at fair value   5,496 5,496         12,423              
Principal amount, par value   5,561 5,561         12,357              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Osmose Utilities Services, Inc.                              
Schedule of Investments [Line Items]                              
Cost   13,455 13,455         13,430              
Investments at fair value   13,818 13,818         13,742              
Principal amount, par value   13,878 13,878         13,951              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Outcomes Group Holdings, Inc.                              
Schedule of Investments [Line Items]                              
Cost   4,055 4,055         4,074              
Investments at fair value   4,084 4,084         4,119              
Principal amount, par value   4,067 4,067         4,088              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Pearls (Netherlands) Bidco B.V.                              
Schedule of Investments [Line Items]                              
Cost   4,178 4,178         8,576              
Investments at fair value   3,965 3,965         8,123              
Principal amount, par value   4,336 4,336         8,959              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Perforce Software, Inc.                              
Schedule of Investments [Line Items]                              
Cost   4,001 4,001         4,021              
Investments at fair value   2,072 2,072         3,426              
Principal amount, par value   4,015 4,015         4,035              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Physician Partners, LLC 1                              
Schedule of Investments [Line Items]                              
Cost   3,235 3,235         2,303              
Investments at fair value   3,335 3,335         1,974              
Principal amount, par value   3,344 3,344         2,360              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Physician Partners, LLC 2                              
Schedule of Investments [Line Items]                              
Cost   2,827 2,827         2,790              
Investments at fair value   2,580 2,580         1,353              
Principal amount, par value   2,840 2,840         2,805              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Pioneer AcquisitionCo, LLC                              
Schedule of Investments [Line Items]                              
Cost   7,886 7,886         7,904              
Investments at fair value   7,919 7,919         7,968              
Principal amount, par value   7,904 7,904         7,924              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Planview Parent, Inc.                              
Schedule of Investments [Line Items]                              
Cost   13,355 13,355         13,397              
Investments at fair value   11,617 11,617         12,995              
Principal amount, par value   13,435 13,435         13,503              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Project Alpha Intermediate Holding, Inc.                              
Schedule of Investments [Line Items]                              
Cost   13,253 13,253         13,302              
Investments at fair value   9,816 9,816         13,500              
Principal amount, par value   13,437 13,437         13,505              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Pushpay USA Inc.                              
Schedule of Investments [Line Items]                              
Cost   13,815 13,815         13,884              
Investments at fair value   13,003 13,003         13,911              
Principal amount, par value   13,833 13,833         13,903              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Quartz AcquireCo, LLC                              
Schedule of Investments [Line Items]                              
Cost   2,617 2,617         3,497              
Investments at fair value   2,202 2,202         3,510              
Principal amount, par value   2,625 2,625         3,510              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | RLG Holdings, LLC                              
Schedule of Investments [Line Items]                              
Cost   6,855 6,855         6,843              
Investments at fair value   4,069 4,069         4,372              
Principal amount, par value   7,069 7,069         7,106              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | RealPage, Inc. 1                              
Schedule of Investments [Line Items]                              
Cost   5,513 5,513         3,043              
Investments at fair value   5,176 5,176         3,048              
Principal amount, par value   5,523 5,523         3,047              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | RealPage, Inc. 2                              
Schedule of Investments [Line Items]                              
Cost   7,348 7,348         4,945              
Investments at fair value   7,015 7,015         4,985              
Principal amount, par value   7,441 7,441         4,963              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Rithum Holdings, Inc. (fka CommerceHub, Inc.)                              
Schedule of Investments [Line Items]                              
Cost   15,571 15,571         15,644              
Investments at fair value   14,833 14,833         15,769              
Principal amount, par value   15,666 15,666         15,744              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | RxB Holdings, Inc.                              
Schedule of Investments [Line Items]                              
Cost   5,030 5,030         5,053              
Investments at fair value   5,117 5,117         5,098              
Principal amount, par value   5,124 5,124         5,156              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | STATS Intermediate Holdings, LLC                              
Schedule of Investments [Line Items]                              
Cost   9,626 9,626                        
Investments at fair value   9,663 9,663                        
Principal amount, par value   9,975 9,975                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Secretariat Advisors LLC                              
Schedule of Investments [Line Items]                              
Cost   9,709 9,709         8,920              
Investments at fair value   9,577 9,577         8,994              
Principal amount, par value   9,741 9,741         8,957              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Secure Acquisition, Inc.                              
Schedule of Investments [Line Items]                              
Cost   3,828 3,828         501              
Investments at fair value   3,831 3,831         505              
Principal amount, par value   3,829 3,829         500              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | SonarSource Financing, LLC                              
Schedule of Investments [Line Items]                              
Cost   11,114 11,114         11,313              
Investments at fair value   10,509 10,509         11,370              
Principal amount, par value   11,270 11,270         11,485              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Sovos Compliance, LLC (fka Taxware, LLC)                              
Schedule of Investments [Line Items]                              
Cost   10,966 10,966         8,775              
Investments at fair value   10,398 10,398         8,803              
Principal amount, par value   11,063 11,063         8,767              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Spring Education Group, Inc.                              
Schedule of Investments [Line Items]                              
Cost   12,994 12,994         13,051              
Investments at fair value   13,085 13,085         13,254              
Principal amount, par value   13,096 13,096         13,163              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Storable, Inc.                              
Schedule of Investments [Line Items]                              
Cost   9,832 9,832         4,606              
Investments at fair value   8,891 8,891         4,635              
Principal amount, par value   9,907 9,907         4,607              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Summit Acquisition Inc.                              
Schedule of Investments [Line Items]                              
Cost   6,413 6,413         5,944              
Investments at fair value   6,443 6,443         6,022              
Principal amount, par value   6,438 6,438         5,970              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Sword Purchaser, LLC                              
Schedule of Investments [Line Items]                              
Cost   4,237 4,237                        
Investments at fair value   4,358 4,358                        
Principal amount, par value   4,460 4,460                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Symplr Software, Inc.                              
Schedule of Investments [Line Items]                              
Cost   15,125 15,125         15,193              
Investments at fair value   9,998 9,998         12,984              
Principal amount, par value   15,160 15,160         15,240              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | TRC Companies LLC                              
Schedule of Investments [Line Items]                              
Cost               9,352              
Investments at fair value               9,418              
Principal amount, par value               9,377              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Team.blue Finco SARL                              
Schedule of Investments [Line Items]                              
Cost   8,551 8,551         8,595              
Investments at fair value   8,190 8,190         8,642              
Principal amount, par value   8,542 8,542         8,586              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Tegra118 Wealth Solutions, Inc.                              
Schedule of Investments [Line Items]                              
Cost   11,668 11,668                        
Investments at fair value   11,808 11,808                        
Principal amount, par value   11,756 11,756                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Tempo Acquisition, LLC                              
Schedule of Investments [Line Items]                              
Cost   1,798 1,798                        
Investments at fair value   1,810 1,810                        
Principal amount, par value   2,134 2,134                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Therapy Brands Holdings LLC                              
Schedule of Investments [Line Items]                              
Cost   3,947 3,947         3,966              
Investments at fair value   3,663 3,663         3,679              
Principal amount, par value   3,954 3,954         3,975              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Thermostat Purchaser III, Inc.                              
Schedule of Investments [Line Items]                              
Cost   13,432 13,432         13,501              
Investments at fair value   13,306 13,306         13,483              
Principal amount, par value   13,437 13,437         13,506              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | TransDigm Inc. 1                              
Schedule of Investments [Line Items]                              
Cost               3,519              
Investments at fair value               3,529              
Principal amount, par value               3,510              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | TransDigm Inc. 2                              
Schedule of Investments [Line Items]                              
Cost               2,111              
Investments at fair value               2,116              
Principal amount, par value               2,106              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Tricorbraun Holdings, Inc.                              
Schedule of Investments [Line Items]                              
Cost   11,028 11,028         11,083              
Investments at fair value   10,380 10,380         10,798              
Principal amount, par value   11,064 11,064         11,122              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | UKG Inc.                              
Schedule of Investments [Line Items]                              
Cost   5,192 5,192                        
Investments at fair value   4,987 4,987                        
Principal amount, par value   5,283 5,283                        
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | US Fertility Enterprises, LLC                              
Schedule of Investments [Line Items]                              
Cost   7,479 7,479         6,841              
Investments at fair value   7,548 7,548         6,910              
Principal amount, par value   7,515 7,515         6,875              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | VSTG Intermediate Holdings, Inc.                              
Schedule of Investments [Line Items]                              
Cost   11,124 11,124         11,180              
Investments at fair value   10,957 10,957         11,189              
Principal amount, par value   11,131 11,131         11,189              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | VT Topco, Inc.                              
Schedule of Investments [Line Items]                              
Cost   10,964 10,964         10,520              
Investments at fair value   10,922 10,922         10,541              
Principal amount, par value   11,115 11,115         10,672              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Valcour Packaging, LLC 1                              
Schedule of Investments [Line Items]                              
Cost   11,267 11,267         2,238              
Investments at fair value   11,208 11,208         2,282              
Principal amount, par value   11,195 11,195         2,256              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Valcour Packaging, LLC 2                              
Schedule of Investments [Line Items]                              
Cost   3,212 3,212         3,178              
Investments at fair value   2,575 2,575         2,480              
Principal amount, par value   3,212 3,212         3,178              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Viant Medical Holdings, Inc.                              
Schedule of Investments [Line Items]                              
Cost   11,377 11,377         11,434              
Investments at fair value   10,758 10,758         11,358              
Principal amount, par value   11,396 11,396         11,454              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Xplor T1, LLC                              
Schedule of Investments [Line Items]                              
Cost   19,612 19,612         19,706              
Investments at fair value   18,116 18,116         19,840              
Principal amount, par value   19,692 19,692         19,791              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Zelis Cost Management Buyer, Inc.                              
Schedule of Investments [Line Items]                              
Cost   19,367 19,367         19,463              
Investments at fair value   18,935 18,935         19,342              
Principal amount, par value   19,365 19,365         19,463              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | Zest Acquisition Corp.                              
Schedule of Investments [Line Items]                              
Cost   5,150 5,150         5,160              
Investments at fair value   5,209 5,209         5,236              
Principal amount, par value   5,209 5,209         5,236              
SLP III | Investment, Identifier [Axis]: Funded Investments - First lien | athenahealth Group Inc.                              
Schedule of Investments [Line Items]                              
Cost   3,086 3,086         12,005              
Investments at fair value   3,058 3,058         12,155              
Principal amount, par value   3,086 3,086         12,117              
SLP III | Investment, Identifier [Axis]: Largest Portfolio Company Investment                              
Schedule of Investments [Line Items]                              
Principal amount, par value   19,692 19,692         19,791              
SLP III | Investment, Identifier [Axis]: Top Five Largest Portfolio Company Investments                              
Schedule of Investments [Line Items]                              
Principal amount, par value   93,091 93,091         93,239              
SLP III | Investment, Identifier [Axis]: Unfunded Investments - First lien | Citrin Cooperman Advisors LLC                              
Schedule of Investments [Line Items]                              
Cost   (23) (23)         (23)              
Investments at fair value   (80) (80)         9              
Principal amount, par value   2,273 2,273         2,273              
SLP III | Investment, Identifier [Axis]: Unfunded Investments - First lien | Cohnreznick Advisory LLC                              
Schedule of Investments [Line Items]                              
Cost   0 0         (3)              
Investments at fair value   (12) (12)         9              
Principal amount, par value   555 555         1,344              
SLP III | Investment, Identifier [Axis]: Unfunded Investments - First lien | HIG Operations Holdings, Inc.                              
Schedule of Investments [Line Items]                              
Cost               0              
Investments at fair value               0              
Principal amount, par value               1,121              
SLP III | Investment, Identifier [Axis]: Unfunded Investments - First lien | Secretariat Advisors LLC                              
Schedule of Investments [Line Items]                              
Cost   1 1         0              
Investments at fair value   (20) (20)         5              
Principal amount, par value   1,189 1,189         1,087              
SLP III | Investment, Identifier [Axis]: Unfunded Investments - First lien | US Fertility Enterprises, LLC                              
Schedule of Investments [Line Items]                              
Cost   (2) (2)         0              
Investments at fair value   2 2         5              
Principal amount, par value   383 383         1,042              
SLP III | Unfunded Investments                              
Schedule of Investments [Line Items]                              
Cost   (24) (24)         (26)              
Investments at fair value   (110) (110)         28              
Principal amount, par value   4,400 4,400         6,867              
SLP III | Revolving Credit Facility                              
Schedule of Investments [Line Items]                              
Credit facility   800,700 800,700         $ 672,700              
SLP III | Revolving Credit Facility | Line of Credit                              
Schedule of Investments [Line Items]                              
Maximum borrowing capacity   $ 941,000 $ 941,000   $ 600,000                    
SLP III | Revolving Credit Facility | Line of Credit | During Reinvestment Period                              
Schedule of Investments [Line Items]                              
Basis spread on variable rate       1.80% 1.65%                    
SLP III | Revolving Credit Facility | Line of Credit | After Reinvestment Period                              
Schedule of Investments [Line Items]                              
Basis spread on variable rate       2.10% 1.95%                    
SLP III | Revolving Credit Facility | Line Of Credit, Class A Advance                              
Schedule of Investments [Line Items]                              
Maximum borrowing capacity $ 830,000                            
SLP III | Revolving Credit Facility | Line Of Credit, Class A Advance | During Reinvestment Period                              
Schedule of Investments [Line Items]                              
Basis spread on variable rate 1.50%                            
SLP III | Revolving Credit Facility | Line Of Credit, Class A Advance | After Reinvestment Period                              
Schedule of Investments [Line Items]                              
Basis spread on variable rate 1.80%                            
SLP III | Revolving Credit Facility | Line Of Credit, Class B Advance                              
Schedule of Investments [Line Items]                              
Maximum borrowing capacity $ 111,000                            
SLP III | Revolving Credit Facility | Line Of Credit, Class B Advance | During Reinvestment Period                              
Schedule of Investments [Line Items]                              
Basis spread on variable rate 4.75%                            
SLP III | Revolving Credit Facility | Line Of Credit, Class B Advance | After Reinvestment Period                              
Schedule of Investments [Line Items]                              
Basis spread on variable rate 5.05%                            
[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 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
[4] Investment is held by New Mountain Finance Corporation.
[5] 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.
[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 held by New Mountain Finance Corporation
[9] Par value amounts represent the drawn or undrawn (as indicated in type of investment) portion of revolvers 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] 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.
[11] Par amount is denominated in United States Dollar unless otherwise noted, which may include British Pound ("£") and/or Euro ("€")
[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] 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. 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.
[15] Investment is held by New Mountain Finance Holdings, L.L.C.
[16] Investment is pledged as collateral for the NMFC Credit Facility, a revolving credit facility among the Company as the Borrower, Sumitomo Mitsui Banking Corporation, as administrative agent, sole lead arranger, and sole book runner, and the lenders party thereto. See Note 7. Borrowings, for details
[17] 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. 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
[18] Investment is held by New Mountain Finance Holdings, L.L.C.
[19] Investment is held by New Mountain Finance SBIC, L.P.
[20] Investment is pledged as collateral for the NMFC Credit Facility, a revolving credit facility among the Company as the Borrower, Sumitomo Mitsui Banking Corporation, as administrative agent, sole lead arranger, and sole book runner, and the lenders party thereto. See Note 7. Borrowings, for details
[21] 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 Company's preferred equity investment is entitled to receive cumulative preferred dividends that are calculated using the stated value of the Company's equity investment plus the aggregate unpaid compounded dividends as of the date of determination. As of December 31, 2025, the Company's stated value of its equity investment, plus unpaid compounded dividends, was $20,249.
[22] 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 June 30, 2026, 19.7% of the Company’s total assets are represented by investments at fair value that are considered non-qualifying assets.
[23] 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, 2025, 15.4% of the Company’s total assets are represented by investments at fair value that are considered non-qualifying assets.
[24] Investment is held by New Mountain Finance SBIC II, L.P.
[25] Investment is held by New Mountain Finance SBIC II, L.P.
[26] The Company's preferred equity investment in Dealer Tire Holdings, LLC is entitled to receive cumulative preferred dividends that are calculated using the stated value of the Company's equity investment plus the aggregate unpaid compounded dividends as of the date of determination. As of June 30, 2026, the Company's stated value of its share, plus unpaid compounded dividends, was $27,116.
[27] The Company's preferred equity investment in Dealer Tire Holdings, LLC is entitled to receive cumulative preferred dividends that are calculated using the stated value of the Company's equity investment plus the aggregate unpaid compounded dividends as of the date of determination. As of December 31, 2025, the Company's stated value of its share, plus unpaid compounded dividends, was $90,671.
[28] The Company holds investments in two wholly-owned subsidiaries of Diamond Parent Holdings Corp. The Company holds two first lien term loans, a first lien delayed draw and a first lien revolver in Diligent Corporation and preferred equity in Diligent Preferred Issuer Inc. The Company's preferred equity investment is entitled to receive cumulative preferred dividends that are calculated using the stated value of the Company's equity investment plus the aggregate unpaid compounded dividends as of the date of determination. As of December 31, 2025, the Company's stated value of its equity investment, plus unpaid compounded dividends, was $15,827.
[29] Denotes investments in which the Company is an “Affiliated Person”, as defined in the Investment Company Act of 1940, as amended (the "1940 Act"), due to owning or holding the power to vote 5.0% or more of the outstanding voting securities of the investment but not controlling the company. Fair value as of June 30, 2026 and December 31, 2025, along with transactions during the six months ended June 30, 2026 in which the issuer was a non-controlled/affiliated investment, is as follows:
Portfolio CompanyFair Value at December 31, 2025Gross Additions (A)Gross Redemptions (B)Net Change In Unrealized Appreciation (Depreciation)Fair Value at June 30, 2026Net Realized Gains (Losses)Interest IncomeDividend IncomeOther Income
Eagle Infrastructure Services, LLC (fka FR Arsenal Holdings II Corp.) / Eagle Infrastructure Super HoldCo, LLC$18,337 $— $— $6,141 $24,478 $— $625 $735 $— 
Sierra Hamilton Holdings Corporation2,000 — — — 2,000 — — — — 
TVG-Edmentum Holdings, LLC / Edmentum Ultimate Holdings, LLC40,365 3,119 — (9)43,475 — 2,454 666 125 
Total Non-Controlled/Affiliated Investments$60,702 $3,119 $— $6,132 $69,953 $— $3,079 $1,401 $125 
(A)Gross additions include increases in the cost basis of investments resulting from new portfolio investments, payment-in-kind (“PIK”) interest or dividends, the amortization of discounts, reorganizations or restructurings and the movement of an existing portfolio company into this category from a different category.
(B)Gross redemptions include decreases in the cost basis of investments resulting from principal collections related to investment repayments or sales, reorganizations or restructurings and the movement of an existing portfolio company out of this category into a different category.
[30] Denotes investments in which the Company is an “Affiliated Person”, as defined in the Investment Company Act of 1940, as amended (the "1940 Act"), due to owning or holding the power to vote 5.0% or more of the outstanding voting securities of the investment but not controlling the company. Fair value as of December 31, 2025 and December 31, 2024 along with transactions during the year ended December 31, 2025 in which the issuer was a non-controlled/affiliated investment is as follows:
Portfolio CompanyFair Value at December 31, 2024Gross
Additions (A)		Gross
Redemptions
(B)		Net Change In Unrealized Appreciation (Depreciation)Fair Value at December 31, 2025Net Realized Gains (Losses)Interest
Income		Dividend
Income		Other
Income
Eagle Infrastructure Services, LLC (fka FR Arsenal Holdings II Corp.) / Eagle Infrastructure Super HoldCo, LLC$19,156 $— $— $(819)$18,337 $— $1,321 $— $— 
Sierra Hamilton Holdings Corporation2,000 — — — 2,000 — — — — 
TVG-Edmentum Holdings, LLC / Edmentum Ultimate Holdings, LLC91,620 6,967 — (58,222)40,365 — 4,357 2,594 250 
Total Non-Controlled/Affiliated Investments$112,776 $6,967 $— $(59,041)$60,702 $— $5,678 $2,594 $250 
(A)Gross additions include increases in the cost basis of investments resulting from new portfolio investments, payment-in-kind (“PIK”) interest or dividends, the amortization of discounts, reorganizations or restructurings and the movement of an existing portfolio company into this category from a different category.
(B)Gross redemptions include decreases in the cost basis of investments resulting from principal collections related to investment repayments or sales, reorganizations or restructurings and the movement of an existing portfolio company out of this category into a different category.
[31] The Company holds preferred equity in Eclipse Topco, Inc. and a first lien term loan, a first lien revolver and a first lien delayed draw in Eclipse Buyer, Inc., a wholly-owned subsidiary of Eclipse Topco, Inc. The Company's preferred equity investment is entitled to receive cumulative preferred dividends that are calculated using the stated value of the Company's equity investment plus the aggregate unpaid compounded dividends as of the date of determination. As of June 30, 2026, the Company's stated value of its equity investment, plus unpaid compounded dividends, was $1,632.
[32] The Company holds preferred equity in Eclipse Topco, Inc. and a first lien term loan, a first lien revolver and a first lien delayed draw in Eclipse Buyer, Inc., a wholly-owned subsidiary of Eclipse Topco, Inc. The Company's preferred equity investment is entitled to receive cumulative preferred dividends that are calculated using the stated value of the Company's equity investment plus the aggregate unpaid compounded dividends as of the date of determination. As of December 31, 2025, the Company's stated value of its equity investment, plus unpaid compounded dividends, was $2,226.
[33] The Company holds preferred shares and Class B-1 and Class B-2 of common equity in TVG-Edmentum Holdings, LLC and subordinated notes in Edmentum Ultimate Holdings, LLC, a wholly-owned subsidiary of TVG-Edmentum Holdings, LLC. As of June 30, 2026, the Company's stated value of the Company's Class B-1 and Class B-2 common equity investments, plus unpaid compounded dividends, was $48,080 and $29,707, respectively.
[34] The Company holds ordinary shares and Class B-1 and B-2 of preferred equity in TVG-Edmentum Holdings, LLC, and subordinated notes in Edmentum Ultimate Holdings, LLC, a wholly-owned subsidiary of TVG-Edmentum Holdings, LLC. As of December 31, 2025, the Company's stated value of the Company's Class B-1 and Class B-2 preferred equity investments, plus unpaid compounded dividends, was $48,080 and $29,707, respectively.
[35] The Company holds ordinary shares in FS WhiteWater Holdings, LLC, and a first lien term loan, a first lien revolver, and five first lien delayed draws in FS WhiteWater Borrower, LLC, a partially-owned subsidiary of FS WhiteWater Holdings, LLC.
[36] The Company holds ordinary shares in FS WhiteWater Holdings, LLC, and a first lien term loan, a first lien revolver, and five first lien delayed draws in FS WhiteWater Borrower, LLC, a partially-owned subsidiary of FS WhiteWater Holdings, LLC.
[37] The Company holds an LP Interest in Firebird Co-Invest L.P. and a first lien term loan, a first lien delayed and a first lien revolver in Firebird Acquisition Corp, Inc., a wholly-owned subsidiary of Firebird Co-Invest L.P.
[38] The Company holds an LP Interest in Firebird Co-Invest L.P. and holds a first lien term loan, a first lien delayed and a first lien revolver in Firebird Acquisition Corp, Inc., a wholly-owned subsidiary of Firebird Co-Invest L.P.
[39] The Company's common equity investment in HBWM Holdings, LLC. is entitled to receive cumulative return that are calculated using the unreturned original investment plus any unpaid capitalized dividends. As of June 30, 2026, the Company's unreturned original investment, plus any unpaid compounded dividends, was $4,810.
[40] Investment is held by NMF HB, Inc.
[41] The Company's common equity investment in HBWM Holdings, LLC. is entitled to receive cumulative return that are calculated using the unreturned original investment plus any unpaid capitalized dividends. As of December 31, 2025, the Company's unreturned original investment, plus any unpaid compounded dividends, was $4,776.
[42] Investment is held by NMF HB, Inc.
[43] The Company holds Class A-1 common units in Jawbreaker Topco, L.P., and two first lien term loans, a first lien delayed draw term loan and a first lien revolver in Jawbreaker Parent, Inc, a wholly-owned subsidiary of Jawbreaker Topco, L.P.
[44] The Company's preferred equity investment in Knockout Intermediate Holdings I, Inc. is entitled to receive cumulative preferred dividends that are calculated using the stated value of the Company's equity investment plus the aggregate unpaid compounded dividends as of the date of determination. As of June 30, 2026, the Company's stated value of its share, plus unpaid compounded dividends, was $14,279.
[45] The Company's preferred equity investment in Knockout Intermediate Holdings I, Inc. is entitled to receive cumulative preferred dividends that are calculated using the stated value of the Company's equity investment plus the aggregate unpaid compounded dividends as of the date of determination. As of December 31, 2025, the Company's stated value of its share, plus unpaid compounded dividends, was $13,323.
[46] 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%.
[47] Denotes investments in which the Company “Controls”, as defined in the 1940 Act, due to owning or holding the power to vote more than 25.0% of the outstanding voting securities of the investment. Fair value as of December 31, 2025 and December 31, 2024 along with transactions during the year ended December 31, 2025 in which the issuer was a controlled investment, is as follows:
Portfolio CompanyFair Value at December 31, 2024Gross
Additions
(A)		Gross
Redemptions
(B)		Net Change In
Unrealized
Appreciation
(Depreciation)		Fair Value at December 31, 2025Net Realized Gains (Losses)Interest
Income		Dividend
Income		Other
Income
National HME, Inc./NHME Holdings Corp.$3,000 $— $— $(3,000)$— $— $— $— $— 
New Benevis Topco, LLC / New Benevis Holdco, Inc.140,102 21,456 — (7,094)154,464 — 14,309 — 1,383 
New Permian Holdco, Inc. / New Permian Holdco, L.L.C.63,076 7,657 — (6,900)63,833 — 5,759 — 500 
NM NL Holdings, L.P.104,512 — — 1,584 106,096 — — 8,740 — 
NM GP Holdco, LLC322 — — 68 390 — — 44 — 
NM YI LLC9,960 — — (1,319)8,641 — — 886 — 
NMFC Senior Loan Program III LLC160,000 — — — 160,000 — — 22,600 — 
NMFC Senior Loan Program IV LLC112,400 — — — 112,400 — — 15,315 — 
UniTek Global Services, Inc.107,524 72,385 (60,582)(46,146)73,181 38,898 516 10,851 1,070 
Total Controlled Investments$700,896 $101,498 $(60,582)$(62,807)$679,005 $38,898 $20,584 $58,436 $2,953 

(A)Gross additions include increases in the cost basis of investments resulting from new portfolio investments, PIK interest or dividends, the amortization of discounts, reorganizations or restructurings and the movement of an existing portfolio company into this category from a different category.
(B)Gross redemptions include decreases in the cost basis of investments resulting from principal collections related to investment repayments or sales, reorganizations or restructurings and the movement of an existing portfolio company out of this category into a different category.
[48] Investment is held by New Mountain Net Lease Corporation.
[49] Denotes investments in which the Company "controls", as defined in the 1940 Act, due to owning or holding the power to vote more than 25.0% of the outstanding voting securities of the investment. Fair value as of June 30, 2026 and December 31, 2025, along with transactions during the six months ended June 30, 2026 in which the issuer was a controlled investment, is as follows:
Portfolio CompanyFair Value at December 31, 2025Gross Additions (A)Gross Redemptions (B)Net Change In Unrealized Appreciation (Depreciation)Fair Value at June 30, 2026Net Realized Gains (Losses)Interest IncomeDividend IncomeOther Income
National HME, Inc./NHME Holdings Corp.$— $— $(12,872)$12,872 $— $(12,872)$— $— $— 
New Benevis Topco, LLC / New Benevis Holdco, Inc.154,464 7,255 (76,831)5,199 90,087 (5,717)5,147 — — 
New Permian Holdco, Inc. / New Permian Holdco, L.L.C.63,833 2,982 — (1,000)65,815 — 2,983 — 250 
NM NL Holdings, L.P.106,096 5,926 (3,729)4,010 112,303 (2)— 4,400 99 
NM GP Holdco, LLC390 75 (19)(28)418 — — 22 — 
NM YI LLC8,641 — — 46 8,687 — — 466 — 
NMFC Senior Loan Program III LLC160,000 — — (2,128)157,872 — — 10,560 — 
NMFC Senior Loan Program IV LLC112,400 — — (6,868)105,532 — — 7,166 — 
UniTek Global Services, Inc.73,181 6,609 — 9,739 89,529 — — 6,610 500 
Total Controlled Investments$679,005 $22,847 $(93,451)$21,842 $630,243 $(18,591)$8,130 $29,224 $849 
(A)Gross additions include increases in the cost basis of investments resulting from new portfolio investments, PIK interest or dividends, the amortization of discounts, reorganizations or restructurings and the movement of an existing portfolio company into this category from a different category.
(B)Gross redemptions include decreases in the cost basis of investments resulting from principal collections related to investment repayments or sales, reorganizations or restructurings and the movement of an existing portfolio company out of this category into a different category.
[50] Investment is held by New Mountain Net Lease Corporation.
[51] Investment is denominated in foreign currency and is translated into U.S. dollars as of the valuation date. As of December 31, 2025, the par value U.S. dollar equivalent of the Viper Bidco, Inc. first lien term loans is $16,051 and the Nelipak Holding Company first lien term loan, undrawn delayed draw term loan, undrawn revolver and drawn revolver is $19,212, $7,529, $1,282 and $123, respectively. See Note 2. Summary of Significant Accounting Policies, for details.
[52] Investment is denominated in foreign currency and is translated into U.S. dollars as of the valuation date. As of June 30, 2026, the par value U.S. dollar equivalent of the Viper Bidco, Inc. first lien term loans is $15,718 and the Nelipak Holding Company first lien term loan, undrawn delayed draw term loan and undrawn revolver is $18,589, $7,322 and $1,366, respectively. See Note 2. Summary of Significant Accounting Policies, for details.
[53] The Company holds common units in Notorious Buyer, LLC, and a first lien term loan, a subordinated loan, and a first lien revolver in Notorious Topco, LLC and Notorious Holdings, LLC, two wholly-owned subsidiaries of Notorious Buyer, LLC.
[54] The Company holds common units in Notorious Buyer, LLC, and a first lien term loan, a subordinated loan, and a first lien revolver in Notorious Topco, LLC and Notorious Holdings, LLC, two wholly-owned subsidiaries of Notorious Buyer, LLC.
[55] The Company holds one claim related to 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 $5,700 as of June 30, 2026. See Note 2. Summary of Significant Accounting Policies, for details.
[56] Investment is on non-accrual status as of December 31, 2025. See Note 3. Investments, for details.
[57] 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 $13,500 as of December 31, 2025. See Note 2. Summary of Significant Accounting Policies, for details.
[58] Investment is held by NMF Permian Holdings, LLC.
[59] Investment is held by NMF Permian Holdings, LLC.
[60] Investment is held by NMF Pioneer, Inc.
[61] Investment is held by NMF Pioneer, Inc.
[62] The Company holds Class A-1 Common Units in Ambrosia Topco LLC and two first lien term loans, two subordinated loans and a first lien delayed draw in TMK Hawk Parent, Corp., a wholly-owned subsidiary of Ambrosia Topco LLC
[63] The Company holds Class A-1 Common Units in Ambrosia Topco LLC and two first lien term loans, a subordinated loan and a first lien delayed draw in TMK Hawk Parent, Corp., a wholly-owned subsidiary of Ambrosia Topco LLC.