v3.26.1
Agreements and Related Party Transactions - Schedule of Investments in Affiliated Funds (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [1],[2]     $ 4,277,724  
Net Realized Gain (Loss)     4,500 $ 764
Net Change in Unrealized Appreciation (Depreciation)     1,422 2,741
Fair value, end of period [3],[4] $ 4,821,347   4,821,347  
Non-controlled/affiliated        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period 98,605 $ 85,558 103,670 80,654
Gross Additions 2,337 4,271 5,157 7,775
Gross Reductions (502) (1,540) (8,963) (2,084)
Net Realized Gain (Loss) 2 369 4,799 714
Net Change in Unrealized Appreciation (Depreciation) 2,641 3,210 (1,580) 4,809
Fair value, end of period 103,083 91,868 103,083 91,868
Dividend, Interest, PIK and Other Income 21 0 21 0
Investment, Affiliated Issuer, Controlled        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period 0   0  
Gross Additions 32,550   32,550  
Gross Reductions 0   0  
Net Realized Gain (Loss) 0   0  
Net Change in Unrealized Appreciation (Depreciation) 65 0 65 0
Fair value, end of period 32,615   32,615  
Dividend, Interest, PIK and Other Income 393   393  
Investment, Identifier [Axis]: 3BC Matrix Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [5],[6]     (25)  
Investment, Identifier [Axis]: 3BC Matrix Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,346   1,346  
Investment, Identifier [Axis]: 3BC Matrix Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,686  
Fair value, end of period 4,671   4,671  
Investment, Identifier [Axis]: 50Floor, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     89  
Fair value, end of period 7   7  
Investment, Identifier [Axis]: 50Floor, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,039  
Fair value, end of period 1,101   1,101  
Investment, Identifier [Axis]: 626 Holdings Equity LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     217  
Fair value, end of period 216   216  
Investment, Identifier [Axis]: 626 Holdings Equity LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     74  
Fair value, end of period 74   74  
Investment, Identifier [Axis]: 626 Holdings Equity LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     847  
Fair value, end of period 843   843  
Investment, Identifier [Axis]: A. P. Nonweiler Co. Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (17)   (17)  
Investment, Identifier [Axis]: A. P. Nonweiler Co. Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     12,883  
Fair value, end of period 12,836   12,836  
Investment, Identifier [Axis]: A. P. Nonweiler Co. Inc. | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (19)  
Investment, Identifier [Axis]: A.P.A. Industries, LLC (6) | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (13)   (13)  
Investment, Identifier [Axis]: A.P.A. Industries, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6],[8]     (20)  
Investment, Identifier [Axis]: A.P.A. Industries, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     14,044  
Fair value, end of period 13,408   13,408  
Investment, Identifier [Axis]: ACES Intermediate, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (36)  
Investment, Identifier [Axis]: ACES Intermediate, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (31)   (31)  
Investment, Identifier [Axis]: ACES Intermediate, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     37,217  
Fair value, end of period 42,805   42,805  
Investment, Identifier [Axis]: ACS Midco LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (34)   (34)  
Investment, Identifier [Axis]: ACS Midco LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (27)   (27)  
Investment, Identifier [Axis]: ACS Midco LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 7,487   7,487  
Investment, Identifier [Axis]: ADC Purchaser Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (58)  
Fair value, end of period 2,503   2,503  
Investment, Identifier [Axis]: ADC Purchaser Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     30,501  
Fair value, end of period 30,380   30,380  
Investment, Identifier [Axis]: ADVI Health, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (10)  
Investment, Identifier [Axis]: ADVI Health, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (6)   (6)  
Investment, Identifier [Axis]: ADVI Health, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,990  
Fair value, end of period 15,236   15,236  
Investment, Identifier [Axis]: AEP Passion Intermediate Holdings, Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     71  
Fair value, end of period 72   72  
Investment, Identifier [Axis]: AEP Passion Intermediate Holdings, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 9   9  
Investment, Identifier [Axis]: AEP Passion Intermediate Holdings, Inc | First lien senior secured revolving loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     15  
Investment, Identifier [Axis]: AEP Passion Intermediate Holdings, Inc | First lien senior secured revolving loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1  
Investment, Identifier [Axis]: AEP Passion Intermediate Holdings, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,271  
Fair value, end of period 1,302   1,302  
Investment, Identifier [Axis]: AFC-Dell Holding Corp | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,374  
Fair value, end of period 10,423   10,423  
Investment, Identifier [Axis]: AFC-Dell Holding Corp | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10,444  
Fair value, end of period 6,847   6,847  
Investment, Identifier [Axis]: AFC-Dell Holding Corp | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     435  
Investment, Identifier [Axis]: AFC-Dell Holding Corp | First lien senior secured revolving loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (27)  
Investment, Identifier [Axis]: AFC-Dell Holding Corp | First lien senior secured revolving loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [9]     1,996  
Investment, Identifier [Axis]: AFC-Dell Holding Corp | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 2,397   2,397  
Investment, Identifier [Axis]: AFC-Dell Holding Corp | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     12,697  
Fair value, end of period 12,672   12,672  
Investment, Identifier [Axis]: AHP Caliber Purchaser, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (23)   (23)  
Investment, Identifier [Axis]: AHP Caliber Purchaser, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 5,999   5,999  
Investment, Identifier [Axis]: AHR Intermediate, Inc | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,172  
Fair value, end of period 763   763  
Investment, Identifier [Axis]: AHR Intermediate, Inc | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     759  
Fair value, end of period 5,151   5,151  
Investment, Identifier [Axis]: AHR Intermediate, Inc | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (3)  
Fair value, end of period [7] (2)   (2)  
Investment, Identifier [Axis]: AHR Intermediate, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,152  
Investment, Identifier [Axis]: AHR Intermediate, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 4,624   4,624  
Investment, Identifier [Axis]: AHR Intermediate, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     31,585  
Fair value, end of period 31,457   31,457  
Investment, Identifier [Axis]: AKS Engineering and Forestry, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,093   1,093  
Investment, Identifier [Axis]: AKS Engineering and Forestry, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (32)  
Investment, Identifier [Axis]: AKS Engineering and Forestry, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 925   925  
Investment, Identifier [Axis]: AKS Engineering and Forestry, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     19,601  
Fair value, end of period 19,530   19,530  
Investment, Identifier [Axis]: AKS Engineering and Forestry, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,230  
Fair value, end of period 4,215   4,215  
Investment, Identifier [Axis]: AM Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (3)  
Fair value, end of period [7] (2)   (2)  
Investment, Identifier [Axis]: AM Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,273  
Fair value, end of period 4,258   4,258  
Investment, Identifier [Axis]: AMCP SAMGI Intermediate, Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (80)  
Fair value, end of period [7] (45)   (45)  
Investment, Identifier [Axis]: AMCP SAMGI Intermediate, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (43)  
Investment, Identifier [Axis]: AMCP SAMGI Intermediate, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (33)   (33)  
Investment, Identifier [Axis]: AMCP SAMGI Intermediate, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     25,414  
Fair value, end of period 25,356   25,356  
Investment, Identifier [Axis]: AMCP Treatment Intermediate, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (49)  
Fair value, end of period [7] (45)   (45)  
Investment, Identifier [Axis]: AMCP Treatment Intermediate, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (53)  
Investment, Identifier [Axis]: AMCP Treatment Intermediate, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (48)   (48)  
Investment, Identifier [Axis]: AMCP Treatment Intermediate, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     17,487  
Fair value, end of period 17,426   17,426  
Investment, Identifier [Axis]: ARC Health OPCO, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,966  
Fair value, end of period 4,026   4,026  
Investment, Identifier [Axis]: ARC Health OPCO, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (31)  
Investment, Identifier [Axis]: ARC Health OPCO, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (23)   (23)  
Investment, Identifier [Axis]: ARC Health OPCO, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,280  
Fair value, end of period 9,264   9,264  
Investment, Identifier [Axis]: ASC Ortho Management Company, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     64  
Fair value, end of period [11] 31   31  
Investment, Identifier [Axis]: ASC Ortho Management Company, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [11] 4   4  
Investment, Identifier [Axis]: ASC Ortho Management Company, LLC | First lien senior secured revolving loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     9  
Investment, Identifier [Axis]: ASC Ortho Management Company, LLC | First lien senior secured revolving loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     7  
Investment, Identifier [Axis]: ASC Ortho Management Company, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     101  
Fair value, end of period [11] 50   50  
Investment, Identifier [Axis]: ASP Global Holdings, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     13,313  
Fair value, end of period 13,273   13,273  
Investment, Identifier [Axis]: ASP Global Holdings, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,376  
Fair value, end of period 6,478   6,478  
Investment, Identifier [Axis]: ASP Global Holdings, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     40,004  
Fair value, end of period 39,874   39,874  
Investment, Identifier [Axis]: AWI Group, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,301  
Fair value, end of period 4,132   4,132  
Investment, Identifier [Axis]: AWI Group, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,164  
Fair value, end of period 4,311   4,311  
Investment, Identifier [Axis]: AWI Group, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     52,883  
Fair value, end of period 52,929   52,929  
Investment, Identifier [Axis]: Abrasive Technology Intermediate, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     32  
Investment, Identifier [Axis]: Abrasive Technology Intermediate, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 71   71  
Investment, Identifier [Axis]: Abrasive Technology Intermediate, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,176  
Fair value, end of period 2,173   2,173  
Investment, Identifier [Axis]: Advanced Lighting Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (7)  
Investment, Identifier [Axis]: Advanced Lighting Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (5)   (5)  
Investment, Identifier [Axis]: Advanced Lighting Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,913  
Fair value, end of period 8,259   8,259  
Investment, Identifier [Axis]: Advocate RCM Acquisition Corp | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (16)  
Fair value, end of period [7] (8)   (8)  
Investment, Identifier [Axis]: Advocate RCM Acquisition Corp | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     18,114  
Fair value, end of period 18,161   18,161  
Investment, Identifier [Axis]: Affinitiv Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (1)  
Fair value, end of period [7] (1)   (1)  
Investment, Identifier [Axis]: Affinitiv Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,164  
Fair value, end of period 2,153   2,153  
Investment, Identifier [Axis]: Agility Intermediate, Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     102  
Fair value, end of period 110   110  
Investment, Identifier [Axis]: Agility Intermediate, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     100  
Fair value, end of period 109   109  
Investment, Identifier [Axis]: Agility Intermediate, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     222  
Fair value, end of period 239   239  
Investment, Identifier [Axis]: AirPro Diagnostics, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     11  
Fair value, end of period 15   15  
Investment, Identifier [Axis]: AirPro Diagnostics, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     587  
Investment, Identifier [Axis]: AirPro Diagnostics, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,075   1,075  
Investment, Identifier [Axis]: AirPro Diagnostics, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     8,377  
Fair value, end of period 8,348   8,348  
Investment, Identifier [Axis]: Alcresta Buyer, Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (357)  
Fair value, end of period 13,612   13,612  
Investment, Identifier [Axis]: Alcresta Buyer, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     179  
Investment, Identifier [Axis]: Alcresta Buyer, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 714   714  
Investment, Identifier [Axis]: Alcresta Buyer, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     27,826  
Fair value, end of period 27,769   27,769  
Investment, Identifier [Axis]: Aligned Dental Management Services, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,515  
Fair value, end of period 4,898   4,898  
Investment, Identifier [Axis]: Aligned Dental Management Services, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     891  
Investment, Identifier [Axis]: Aligned Dental Management Services, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 893   893  
Investment, Identifier [Axis]: Aligned Dental Management Services, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,767  
Fair value, end of period 7,744   7,744  
Investment, Identifier [Axis]: Alliance Environmental Group, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     23  
Fair value, end of period 22   22  
Investment, Identifier [Axis]: Alliance Environmental Group, LLC | First lien senior secured revolving loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4  
Fair value, end of period 5   5  
Investment, Identifier [Axis]: Alliance Environmental Group, LLC | First lien senior secured revolving loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     0  
Fair value, end of period 15   15  
Investment, Identifier [Axis]: Alliance Environmental Group, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     921  
Fair value, end of period 893   893  
Investment, Identifier [Axis]: Allied Credit Acquisition Corp | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (28)   (28)  
Investment, Identifier [Axis]: Allied Credit Acquisition Corp | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 947   947  
Investment, Identifier [Axis]: Allied Credit Acquisition Corp | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 14,622   14,622  
Investment, Identifier [Axis]: AlphaCoin LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (12)  
Fair value, end of period 2,985   2,985  
Investment, Identifier [Axis]: AlphaCoin LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,999  
Fair value, end of period [7] (11)   (11)  
Investment, Identifier [Axis]: AlphaCoin LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (53)  
Investment, Identifier [Axis]: AlphaCoin LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (48)   (48)  
Investment, Identifier [Axis]: AlphaCoin LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     18,600  
Fair value, end of period 18,224   18,224  
Investment, Identifier [Axis]: AlphaCoin LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,882  
Fair value, end of period 1,875   1,875  
Investment, Identifier [Axis]: Altamira Material Solutions, LP | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     45  
Fair value, end of period 18   18  
Investment, Identifier [Axis]: Altamira Material Solutions, LP | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,236  
Fair value, end of period 1,226   1,226  
Investment, Identifier [Axis]: American Family Care, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (53)  
Fair value, end of period 797   797  
Investment, Identifier [Axis]: American Family Care, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     519  
Fair value, end of period 3,362   3,362  
Investment, Identifier [Axis]: American Family Care, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (36)  
Investment, Identifier [Axis]: American Family Care, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (30)   (30)  
Investment, Identifier [Axis]: American Family Care, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     22,933  
Fair value, end of period 22,855   22,855  
Investment, Identifier [Axis]: Ansira Partners II, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (75)  
Fair value, end of period 2,081   2,081  
Investment, Identifier [Axis]: Ansira Partners II, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     45,752  
Fair value, end of period 45,589   45,589  
Investment, Identifier [Axis]: Answer Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     220  
Fair value, end of period 485   485  
Investment, Identifier [Axis]: Answer Acquisition, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,631  
Fair value, end of period 1,626   1,626  
Investment, Identifier [Axis]: Answer Acquisition, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     835  
Fair value, end of period 832   832  
Investment, Identifier [Axis]: Answer Acquisition, LLC | First lien senior secured term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,728  
Fair value, end of period 9,698   9,698  
Investment, Identifier [Axis]: Aptitude Health Holdings, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     44  
Investment, Identifier [Axis]: Aptitude Health Holdings, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 0   0  
Investment, Identifier [Axis]: Aptitude Health Holdings, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,069  
Fair value, end of period 1,066   1,066  
Investment, Identifier [Axis]: Aquatic Sales Solutions, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     80  
Fair value, end of period 82   82  
Investment, Identifier [Axis]: Aquatic Sales Solutions, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,919  
Fair value, end of period 1,949   1,949  
Investment, Identifier [Axis]: Arctic Acquisition Sub, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (78)   (78)  
Investment, Identifier [Axis]: Arctic Acquisition Sub, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (18)   (18)  
Investment, Identifier [Axis]: Arctic Acquisition Sub, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 7,622   7,622  
Investment, Identifier [Axis]: Ascend Plastic Surgery Partners MSO LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,701  
Fair value, end of period 4,882   4,882  
Investment, Identifier [Axis]: Ascend Plastic Surgery Partners MSO LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (52)  
Fair value, end of period [7] (53)   (53)  
Investment, Identifier [Axis]: Ascend Plastic Surgery Partners MSO LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,701  
Fair value, end of period 6,665   6,665  
Investment, Identifier [Axis]: Ascent Lifting, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (28)  
Investment, Identifier [Axis]: Ascent Lifting, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (11)   (11)  
Investment, Identifier [Axis]: Ascent Lifting, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     16,394  
Fair value, end of period 21,185   21,185  
Investment, Identifier [Axis]: Assembly Holdco, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (21)   (21)  
Investment, Identifier [Axis]: Assembly Holdco, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 341   341  
Investment, Identifier [Axis]: Assembly Holdco, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 4,892   4,892  
Investment, Identifier [Axis]: AvCarb, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     213  
Fair value, end of period 201   201  
Investment, Identifier [Axis]: AvCarb, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     31  
Fair value, end of period 29   29  
Investment, Identifier [Axis]: AvCarb, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     454  
Fair value, end of period 428   428  
Investment, Identifier [Axis]: BBG, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [12]     225  
Fair value, end of period [13] 227   227  
Investment, Identifier [Axis]: BBG, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,930  
Fair value, end of period 1,937   1,937  
Investment, Identifier [Axis]: BCI Burke Holding Corp | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,429  
Fair value, end of period 1,415   1,415  
Investment, Identifier [Axis]: BCI Burke Holding Corp | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (34)  
Fair value, end of period [7] (27)   (27)  
Investment, Identifier [Axis]: BCI Burke Holding Corp | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (13)  
Investment, Identifier [Axis]: BCI Burke Holding Corp | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 657   657  
Investment, Identifier [Axis]: BCI Burke Holding Corp | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     16,743  
Investment, Identifier [Axis]: BCI Burke Holding Corp | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 5,806   5,806  
Investment, Identifier [Axis]: BCI Burke Holding Corp | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 10,767   10,767  
Investment, Identifier [Axis]: BPCP EE Intermedco LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,992  
Fair value, end of period 1,987   1,987  
Investment, Identifier [Axis]: BPCP EE Intermedco LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (30)  
Fair value, end of period 939   939  
Investment, Identifier [Axis]: BPCP EE Intermedco LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,267  
Fair value, end of period 6,257   6,257  
Investment, Identifier [Axis]: BPCP NSA Intermedco, Inc | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     12,117  
Fair value, end of period 3,979   3,979  
Investment, Identifier [Axis]: BPCP NSA Intermedco, Inc | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (33)  
Fair value, end of period 12,087   12,087  
Investment, Identifier [Axis]: BPCP NSA Intermedco, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (43)  
Investment, Identifier [Axis]: BPCP NSA Intermedco, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (27)   (27)  
Investment, Identifier [Axis]: BPCP NSA Intermedco, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     36,352  
Fair value, end of period 36,264   36,264  
Investment, Identifier [Axis]: BPCP WLF Intermedco LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,780  
Fair value, end of period 5,418   5,418  
Investment, Identifier [Axis]: BPCP WLF Intermedco LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,766  
Fair value, end of period 5,759   5,759  
Investment, Identifier [Axis]: BPCP WLF Intermedco LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (27)  
Investment, Identifier [Axis]: BPCP WLF Intermedco LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (23)   (23)  
Investment, Identifier [Axis]: BPCP WLF Intermedco LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     23,936  
Fair value, end of period 23,846   23,846  
Investment, Identifier [Axis]: BSC ASI BUYER, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (15)   (15)  
Investment, Identifier [Axis]: BSC ASI BUYER, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 29,120   29,120  
Investment, Identifier [Axis]: BSC ASI Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (20)  
Investment, Identifier [Axis]: BSC ASI Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     29,357  
Investment, Identifier [Axis]: BSC Top Shelf Blocker LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (25)  
Investment, Identifier [Axis]: BSC Top Shelf Blocker LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (22)   (22)  
Investment, Identifier [Axis]: BSC Top Shelf Blocker LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     15,721  
Fair value, end of period 15,527   15,527  
Investment, Identifier [Axis]: Baker Manufacturing Company, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (28)  
Investment, Identifier [Axis]: Baker Manufacturing Company, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,831   1,831  
Investment, Identifier [Axis]: Baker Manufacturing Company, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     16,950  
Fair value, end of period 16,492   16,492  
Investment, Identifier [Axis]: Banner Buyer, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     386  
Fair value, end of period [11] 358   358  
Investment, Identifier [Axis]: Banner Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     (8)  
Fair value, end of period [7],[11] (28)   (28)  
Investment, Identifier [Axis]: Banner Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     931  
Fair value, end of period [11] 862   862  
Investment, Identifier [Axis]: Barkley, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (28)  
Fair value, end of period [7] (26)   (26)  
Investment, Identifier [Axis]: Barkley, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     43,029  
Fair value, end of period 43,075   43,075  
Investment, Identifier [Axis]: Beacon Oral Specialists Management LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 2,819   2,819  
Investment, Identifier [Axis]: Beacon Oral Specialists Management LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     145  
Fair value, end of period 808   808  
Investment, Identifier [Axis]: Beacon Oral Specialists Management LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     666  
Fair value, end of period 10,302   10,302  
Investment, Identifier [Axis]: Beacon Oral Specialists Management LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10,347  
Investment, Identifier [Axis]: Beacon Oral Specialists Management LLC | First lien senior secured delayed draw term loan 4        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (15)  
Investment, Identifier [Axis]: Beacon Oral Specialists Management LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     0  
Investment, Identifier [Axis]: Beacon Oral Specialists Management LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 0   0  
Investment, Identifier [Axis]: Beacon Oral Specialists Management LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     897  
Fair value, end of period 890   890  
Investment, Identifier [Axis]: Beghou Consulting, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [14]     386  
Investment, Identifier [Axis]: Beghou Consulting, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 140   140  
Investment, Identifier [Axis]: Beghou Consulting, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     14,839  
Fair value, end of period 14,815   14,815  
Investment, Identifier [Axis]: Best Version Media Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (38)  
Investment, Identifier [Axis]: Best Version Media Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (37)   (37)  
Investment, Identifier [Axis]: Best Version Media Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     27,740  
Fair value, end of period 25,331   25,331  
Investment, Identifier [Axis]: Bestop, Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,265  
Investment, Identifier [Axis]: Bestop, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (87)  
Investment, Identifier [Axis]: Bestop, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (77)   (77)  
Investment, Identifier [Axis]: Bestop, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     43,047  
Fair value, end of period 42,890   42,890  
Investment, Identifier [Axis]: Bluebird Parent, INC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (24)   (24)  
Investment, Identifier [Axis]: Bluebird Parent, INC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 183   183  
Investment, Identifier [Axis]: Bluebird Parent, INC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 17,041   17,041  
Investment, Identifier [Axis]: Brightview, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     47  
Investment, Identifier [Axis]: Brightview, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 12,535   12,535  
Investment, Identifier [Axis]: Brightview, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (22)   (22)  
Investment, Identifier [Axis]: Brightview, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     42  
Investment, Identifier [Axis]: Brightview, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (12)   (12)  
Investment, Identifier [Axis]: Brightview, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     669  
Fair value, end of period 17,264   17,264  
Investment, Identifier [Axis]: Brite Acquisition, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (22)   (22)  
Investment, Identifier [Axis]: Brite Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (14)   (14)  
Investment, Identifier [Axis]: Brite Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 5,873   5,873  
Investment, Identifier [Axis]: Bulk Lift International, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     123  
Fair value, end of period 9,025   9,025  
Investment, Identifier [Axis]: Bulk Lift International, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     233  
Investment, Identifier [Axis]: Bulk Lift International, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 236   236  
Investment, Identifier [Axis]: Bulk Lift International, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,932  
Fair value, end of period 15,947   15,947  
Investment, Identifier [Axis]: CAP KSI Holdings LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [15]     2,807  
Investment, Identifier [Axis]: CAP KSI Holdings LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 6,138   6,138  
Investment, Identifier [Axis]: CAP KSI Holdings LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     59,306  
Fair value, end of period 59,634   59,634  
Investment, Identifier [Axis]: CHS Holdco, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,701  
Fair value, end of period 7,674   7,674  
Investment, Identifier [Axis]: CHS Holdco, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,480  
Fair value, end of period [16] 5,719   5,719  
Investment, Identifier [Axis]: CHS Holdco, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     17,813  
Fair value, end of period 17,737   17,737  
Investment, Identifier [Axis]: CL Services Acquisition, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,047  
Fair value, end of period 7,029   7,029  
Investment, Identifier [Axis]: CL Services Acquisition, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     8,347  
Fair value, end of period 8,327   8,327  
Investment, Identifier [Axis]: CL Services Acquisition, LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,197  
Fair value, end of period 18,498   18,498  
Investment, Identifier [Axis]: CL Services Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     429  
Investment, Identifier [Axis]: CL Services Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,686   1,686  
Investment, Identifier [Axis]: CL Services Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     13,419  
Fair value, end of period 13,385   13,385  
Investment, Identifier [Axis]: CNS Purchaser, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (46)  
Investment, Identifier [Axis]: CNS Purchaser, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 10,885   10,885  
Investment, Identifier [Axis]: CNS Purchaser, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (95)   (95)  
Investment, Identifier [Axis]: CNS Purchaser, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (45)  
Investment, Identifier [Axis]: CNS Purchaser, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (39)   (39)  
Investment, Identifier [Axis]: CNS Purchaser, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     37,788  
Fair value, end of period 41,704   41,704  
Investment, Identifier [Axis]: CPS Power Buyer, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,940  
Fair value, end of period 2,926   2,926  
Investment, Identifier [Axis]: CPS Power Buyer, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,286  
Fair value, end of period 2,275   2,275  
Investment, Identifier [Axis]: CPS Power Buyer, LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,811  
Fair value, end of period 4,793   4,793  
Investment, Identifier [Axis]: CPS Power Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [17]     1,046  
Fair value, end of period [18] 2,810   2,810  
Investment, Identifier [Axis]: CPS Power Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     19,614  
Fair value, end of period 19,522   19,522  
Investment, Identifier [Axis]: CR Services Intermediate, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     120  
Fair value, end of period 127   127  
Investment, Identifier [Axis]: CR Services Intermediate, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     24  
Fair value, end of period 6   6  
Investment, Identifier [Axis]: CR Services Intermediate, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 233   233  
Investment, Identifier [Axis]: CR Services Intermediate, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     221  
Investment, Identifier [Axis]: CR Services Intermediate, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [19]     221  
Fair value, end of period [20] 233   233  
Investment, Identifier [Axis]: CSL Intermediate Acquisition LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (45)  
Fair value, end of period 1,661   1,661  
Investment, Identifier [Axis]: CSL Intermediate Acquisition LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,667  
Fair value, end of period [7] (39)   (39)  
Investment, Identifier [Axis]: CSL Intermediate Acquisition LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     398  
Investment, Identifier [Axis]: CSL Intermediate Acquisition LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 191   191  
Investment, Identifier [Axis]: CSL Intermediate Acquisition LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,053  
Fair value, end of period 9,023   9,023  
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10],[19]     16  
Fair value, end of period [7],[11],[20] 0   0  
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10],[19]     (14)  
Fair value, end of period [7],[11],[20] (18)   (18)  
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10],[19]     73  
Fair value, end of period [11],[20] 29   29  
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp | First lien senior secured revolving loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     41  
Fair value, end of period [11],[20] 19   19  
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp | First lien senior secured revolving loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10],[19]     52  
Fair value, end of period [11],[20] 9   9  
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp | First lien senior secured revolving loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10],[19]     20  
Fair value, end of period [11] 11   11  
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp | First lien senior secured revolving loan 4        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [11] 6   6  
Investment, Identifier [Axis]: Canadian Orthodontic Partners Corp | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10],[19]     60  
Fair value, end of period [11],[20] 24   24  
Investment, Identifier [Axis]: Capital Construction, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 3,140   3,140  
Investment, Identifier [Axis]: Capital Construction, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (35)  
Investment, Identifier [Axis]: Capital Construction, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,139  
Investment, Identifier [Axis]: Capital Construction, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,927  
Fair value, end of period 5,935   5,935  
Investment, Identifier [Axis]: Capstone Mechanical LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (76)  
Fair value, end of period 3,434   3,434  
Investment, Identifier [Axis]: Capstone Mechanical LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     71  
Investment, Identifier [Axis]: Capstone Mechanical LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (14)   (14)  
Investment, Identifier [Axis]: Capstone Mechanical LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,469  
Fair value, end of period 2,465   2,465  
Investment, Identifier [Axis]: Captive Radiology Acquisition, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 889   889  
Investment, Identifier [Axis]: Captive Radiology Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (14)   (14)  
Investment, Identifier [Axis]: Captive Radiology Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 3,191   3,191  
Investment, Identifier [Axis]: Centennial Environmental Acquisition, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (170)   (170)  
Investment, Identifier [Axis]: Centennial Environmental Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (18)   (18)  
Investment, Identifier [Axis]: Centennial Environmental Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 4,851   4,851  
Investment, Identifier [Axis]: Change Academy at Lake of the Ozarks, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,980  
Investment, Identifier [Axis]: Change Academy at Lake of the Ozarks, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 2,201   2,201  
Investment, Identifier [Axis]: Change Academy at Lake of the Ozarks, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     31,069  
Fair value, end of period 3,504   3,504  
Investment, Identifier [Axis]: Change Academy at Lake of the Ozarks, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,518  
Fair value, end of period 31,106   31,106  
Investment, Identifier [Axis]: Community Care Partners, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     161  
Fair value, end of period 161   161  
Investment, Identifier [Axis]: Community Care Partners, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     75  
Fair value, end of period 75   75  
Investment, Identifier [Axis]: Community Care Partners, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     920  
Fair value, end of period 917   917  
Investment, Identifier [Axis]: Compass Restoration Intermediary Holdings, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     710  
Fair value, end of period 711   711  
Investment, Identifier [Axis]: Compass Restoration Intermediary Holdings, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (18)  
Investment, Identifier [Axis]: Compass Restoration Intermediary Holdings, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (16)   (16)  
Investment, Identifier [Axis]: Compass Restoration Intermediary Holdings, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,817  
Fair value, end of period 6,796   6,796  
Investment, Identifier [Axis]: Cosmetic Solutions LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     663  
Fair value, end of period 684   684  
Investment, Identifier [Axis]: Cosmetic Solutions LLC | Sponsor subordinated note        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     43  
Fair value, end of period 45   45  
Investment, Identifier [Axis]: Creative Outdoor Holding Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (83)  
Fair value, end of period [7] (74)   (74)  
Investment, Identifier [Axis]: Creative Outdoor Holding Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6],[21]     (39)  
Investment, Identifier [Axis]: Creative Outdoor Holding Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (35)   (35)  
Investment, Identifier [Axis]: Creative Outdoor Holding Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     18,091  
Fair value, end of period 18,014   18,014  
Investment, Identifier [Axis]: Custom Agronomics Holdings, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     729  
Investment, Identifier [Axis]: Custom Agronomics Holdings, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,105   1,105  
Investment, Identifier [Axis]: Custom Agronomics Holdings, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,020  
Fair value, end of period 485   485  
Investment, Identifier [Axis]: Custom Agronomics Holdings, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     487  
Fair value, end of period 2,470   2,470  
Investment, Identifier [Axis]: Custom Agronomics Holdings, LLC | First lien senior secured term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,479  
Fair value, end of period 4,004   4,004  
Investment, Identifier [Axis]: DASCO HME, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     422  
Fair value, end of period 1,103   1,103  
Investment, Identifier [Axis]: DASCO HME, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (43)  
Investment, Identifier [Axis]: DASCO HME, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (38)   (38)  
Investment, Identifier [Axis]: DASCO HME, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     17,482  
Fair value, end of period 17,415   17,415  
Investment, Identifier [Axis]: DNS-IMI Acquisition Corp | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     0  
Investment, Identifier [Axis]: DNS-IMI Acquisition Corp | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,326  
Investment, Identifier [Axis]: Datum Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (25)  
Fair value, end of period [7] (22)   (22)  
Investment, Identifier [Axis]: Datum Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     23,720  
Fair value, end of period 23,636   23,636  
Investment, Identifier [Axis]: DealerOn Holdco, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (1)  
Investment, Identifier [Axis]: DealerOn Holdco, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (1)   (1)  
Investment, Identifier [Axis]: DealerOn Holdco, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     20,316  
Fair value, end of period 19,569   19,569  
Investment, Identifier [Axis]: DemandTec, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (47)  
Fair value, end of period [7] (43)   (43)  
Investment, Identifier [Axis]: DemandTec, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     358  
Fair value, end of period 134   134  
Investment, Identifier [Axis]: DemandTec, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,595  
Fair value, end of period 7,564   7,564  
Investment, Identifier [Axis]: Dermatology Medical Partners OpCo LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     64  
Fair value, end of period 63   63  
Investment, Identifier [Axis]: Dermatology Medical Partners OpCo LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     29  
Fair value, end of period 29   29  
Investment, Identifier [Axis]: Dermatology Medical Partners OpCo LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     255  
Fair value, end of period 251   251  
Investment, Identifier [Axis]: Diamondback Buyer, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,626  
Fair value, end of period 3,615   3,615  
Investment, Identifier [Axis]: Diamondback Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     0  
Investment, Identifier [Axis]: Diamondback Buyer, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 0   0  
Investment, Identifier [Axis]: Diamondback Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,401  
Fair value, end of period 1,397   1,397  
Investment, Identifier [Axis]: Double E Company, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,565  
Fair value, end of period 2,694   2,694  
Investment, Identifier [Axis]: Double E Company, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     750  
Fair value, end of period 751   751  
Investment, Identifier [Axis]: Double E Company, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     17,970  
Fair value, end of period 17,978   17,978  
Investment, Identifier [Axis]: Duggal Acquisition, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (32)  
Fair value, end of period 2,533   2,533  
Investment, Identifier [Axis]: Duggal Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (106)  
Investment, Identifier [Axis]: Duggal Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (95)   (95)  
Investment, Identifier [Axis]: Duggal Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     20,070  
Fair value, end of period 19,850   19,850  
Investment, Identifier [Axis]: Dykstras Auto LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     267  
Fair value, end of period 267   267  
Investment, Identifier [Axis]: Dykstras Auto LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,836  
Fair value, end of period 13,266   13,266  
Investment, Identifier [Axis]: Dykstras Auto LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (201)  
Fair value, end of period 4,990   4,990  
Investment, Identifier [Axis]: Dykstras Auto LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     445  
Investment, Identifier [Axis]: Dykstras Auto LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 452   452  
Investment, Identifier [Axis]: Dykstras Auto LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,034  
Fair value, end of period 6,025   6,025  
Investment, Identifier [Axis]: Dynamic Campus Acquisition, Inc. | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (114)  
Fair value, end of period 10,092   10,092  
Investment, Identifier [Axis]: Dynamic Campus Acquisition, Inc. | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (96)   (96)  
Investment, Identifier [Axis]: Dynamic Campus Acquisition, Inc. | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (34)  
Investment, Identifier [Axis]: Dynamic Campus Acquisition, Inc. | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (31)   (31)  
Investment, Identifier [Axis]: Dynamic Campus Acquisition, Inc. | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     11,029  
Fair value, end of period 16,670   16,670  
Investment, Identifier [Axis]: E-Phoenix Acquisition Co. Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (22)  
Investment, Identifier [Axis]: E-Phoenix Acquisition Co. Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 881   881  
Investment, Identifier [Axis]: E-Phoenix Acquisition Co. Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     18,420  
Fair value, end of period 18,234   18,234  
Investment, Identifier [Axis]: EH Management Company, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (15)  
Investment, Identifier [Axis]: EH Management Company, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (8)   (8)  
Investment, Identifier [Axis]: EH Management Company, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     23,643  
Fair value, end of period 23,533   23,533  
Investment, Identifier [Axis]: ELMC RX Solutions, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (65)  
Fair value, end of period [7] (59)   (59)  
Investment, Identifier [Axis]: ELMC RX Solutions, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     93  
Fair value, end of period 94   94  
Investment, Identifier [Axis]: ELMC RX Solutions, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,530  
Fair value, end of period 3,517   3,517  
Investment, Identifier [Axis]: EMSAR Acquisition LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     203  
Fair value, end of period 208   208  
Investment, Identifier [Axis]: EMSAR Acquisition LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     126  
Fair value, end of period 75   75  
Investment, Identifier [Axis]: EMSAR Acquisition LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     983  
Investment, Identifier [Axis]: EMSAR Acquisition LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,012   1,012  
Investment, Identifier [Axis]: EMSAR Acquisition LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 152   152  
Investment, Identifier [Axis]: ERG Buyer, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     279  
Fair value, end of period 335   335  
Investment, Identifier [Axis]: ERG Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,263  
Fair value, end of period 5,126   5,126  
Investment, Identifier [Axis]: ERG Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     29,375  
Fair value, end of period 35,158   35,158  
Investment, Identifier [Axis]: Eastern Communications Solutions, Inc. | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (32)  
Fair value, end of period [7] (22)   (22)  
Investment, Identifier [Axis]: Eastern Communications Solutions, Inc. | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,685  
Fair value, end of period 12,072   12,072  
Investment, Identifier [Axis]: Eastern Communications Solutions, Inc. | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     12,363  
Fair value, end of period 1,645   1,645  
Investment, Identifier [Axis]: Empire Equipment Company, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     439  
Fair value, end of period 436   436  
Investment, Identifier [Axis]: Empire Equipment Company, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,598  
Fair value, end of period 1,585   1,585  
Investment, Identifier [Axis]: Empire Equipment Company, LLC | Sponsor subordinated note        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     16  
Fair value, end of period 20   20  
Investment, Identifier [Axis]: Endodontic Practice Partners, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     16,472  
Fair value, end of period 6,760   6,760  
Investment, Identifier [Axis]: Endodontic Practice Partners, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,786  
Fair value, end of period 16,266   16,266  
Investment, Identifier [Axis]: Endodontic Practice Partners, LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (35)  
Fair value, end of period [7] (26)   (26)  
Investment, Identifier [Axis]: Endodontic Practice Partners, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     765  
Investment, Identifier [Axis]: Endodontic Practice Partners, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 770   770  
Investment, Identifier [Axis]: Endodontic Practice Partners, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     14,989  
Fair value, end of period 14,806   14,806  
Investment, Identifier [Axis]: Esquire Deposition Solutions, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,613  
Fair value, end of period 6,589   6,589  
Investment, Identifier [Axis]: Esquire Deposition Solutions, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,834  
Fair value, end of period 6,808   6,808  
Investment, Identifier [Axis]: Esquire Deposition Solutions, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (69)  
Investment, Identifier [Axis]: Esquire Deposition Solutions, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (59)   (59)  
Investment, Identifier [Axis]: Esquire Deposition Solutions, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     47,319  
Fair value, end of period 47,144   47,144  
Investment, Identifier [Axis]: Ever Fresh Fruit Company, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,335  
Fair value, end of period 1,331   1,331  
Investment, Identifier [Axis]: Ever Fresh Fruit Company, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (17)  
Fair value, end of period [7] (14)   (14)  
Investment, Identifier [Axis]: Ever Fresh Fruit Company, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,129  
Fair value, end of period 7,107   7,107  
Investment, Identifier [Axis]: Exclusive Concepts, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     217  
Fair value, end of period 219   219  
Investment, Identifier [Axis]: Exclusive Concepts, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,795  
Fair value, end of period 2,814   2,814  
Investment, Identifier [Axis]: Exclusive Concepts, LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,722  
Fair value, end of period 1,756   1,756  
Investment, Identifier [Axis]: Exclusive Concepts, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     22  
Fair value, end of period 11   11  
Investment, Identifier [Axis]: Exclusive Concepts, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,440  
Fair value, end of period 3,462   3,462  
Investment, Identifier [Axis]: ExperCare Management, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (40)   (40)  
Investment, Identifier [Axis]: ExperCare Management, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 460   460  
Investment, Identifier [Axis]: ExperCare Management, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 5,294   5,294  
Investment, Identifier [Axis]: FYZICAL Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,578  
Fair value, end of period 1,576   1,576  
Investment, Identifier [Axis]: FYZICAL Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     18,541  
Fair value, end of period 18,438   18,438  
Investment, Identifier [Axis]: Fastlap, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,911  
Fair value, end of period 2,201   2,201  
Investment, Identifier [Axis]: Fastlap, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,998  
Fair value, end of period 9,855   9,855  
Investment, Identifier [Axis]: First Steps Recovery Acquisition, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (116)  
Fair value, end of period [7] (65)   (65)  
Investment, Identifier [Axis]: First Steps Recovery Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     840  
Investment, Identifier [Axis]: First Steps Recovery Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 854   854  
Investment, Identifier [Axis]: First Steps Recovery Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     15,052  
Fair value, end of period 15,024   15,024  
Investment, Identifier [Axis]: Formulated Buyer, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     296  
Fair value, end of period 306   306  
Investment, Identifier [Axis]: Formulated Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     97  
Fair value, end of period 133   133  
Investment, Identifier [Axis]: Formulated Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     455  
Fair value, end of period 471   471  
Investment, Identifier [Axis]: Foundation Repair Purchaser, INC. | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (55)   (55)  
Investment, Identifier [Axis]: Foundation Repair Purchaser, INC. | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (18)   (18)  
Investment, Identifier [Axis]: Foundation Repair Purchaser, INC. | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 4,653   4,653  
Investment, Identifier [Axis]: Fralock Buyer LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 332   332  
Investment, Identifier [Axis]: Franchise Fastlane, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     0  
Fair value, end of period [7] 0   0  
Investment, Identifier [Axis]: Franchise Fastlane, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,052  
Fair value, end of period 7,123   7,123  
Investment, Identifier [Axis]: FreshAddress, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     0  
Investment, Identifier [Axis]: FreshAddress, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,626  
Investment, Identifier [Axis]: GM Services Buyer, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     14,505  
Fair value, end of period 16,535   16,535  
Investment, Identifier [Axis]: GM Services Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (38)  
Investment, Identifier [Axis]: GM Services Buyer, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (34)   (34)  
Investment, Identifier [Axis]: GM Services Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,780  
Fair value, end of period 5,759   5,759  
Investment, Identifier [Axis]: GPSTrackit Holdings, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,916  
Fair value, end of period 1,910   1,910  
Investment, Identifier [Axis]: GPSTrackit Holdings, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,289  
Investment, Identifier [Axis]: GPSTrackit Holdings, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 2,298   2,298  
Investment, Identifier [Axis]: GPSTrackit Holdings, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     31,630  
Fair value, end of period 31,532   31,532  
Investment, Identifier [Axis]: GS XX Corporation | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (29)  
Investment, Identifier [Axis]: GS XX Corporation | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (25)   (25)  
Investment, Identifier [Axis]: GS XX Corporation | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     16,472  
Fair value, end of period 13,365   13,365  
Investment, Identifier [Axis]: Genius Bidco LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (26)  
Investment, Identifier [Axis]: Genius Bidco LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [22]     429  
Investment, Identifier [Axis]: Genius Bidco, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 4,591   4,591  
Investment, Identifier [Axis]: Genius Bidco, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (36)   (36)  
Investment, Identifier [Axis]: Genius Bidco, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 12,332   12,332  
Investment, Identifier [Axis]: Genius Bidco, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,675   1,675  
Investment, Identifier [Axis]: Genuis Bico LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     12,343  
Investment, Identifier [Axis]: Geriatric Medical and Surgical Supply, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     0  
Investment, Identifier [Axis]: Geriatric Medical and Surgical Supply, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (2)   (2)  
Investment, Identifier [Axis]: Geriatric Medical and Surgical Supply, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     19,714  
Fair value, end of period 18,613   18,613  
Investment, Identifier [Axis]: Gifthealth, Inc. | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (19)  
Fair value, end of period 7,954   7,954  
Investment, Identifier [Axis]: Gifthealth, Inc. | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (20)  
Investment, Identifier [Axis]: Gifthealth, Inc. | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (14)   (14)  
Investment, Identifier [Axis]: Gifthealth, Inc. | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,206  
Fair value, end of period 78,629   78,629  
Investment, Identifier [Axis]: Gold Medal Holdings, Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     968  
Fair value, end of period 2,811   2,811  
Investment, Identifier [Axis]: Gold Medal Holdings, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [23]     621  
Investment, Identifier [Axis]: Gold Medal Holdings, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 187   187  
Investment, Identifier [Axis]: Gold Medal Holdings, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     11,914  
Fair value, end of period 14,466   14,466  
Investment, Identifier [Axis]: Golden Bear PT Partners, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     171  
Investment, Identifier [Axis]: Golden Bear PT Partners, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 170   170  
Investment, Identifier [Axis]: Golden Bear PT Partners, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (14)   (14)  
Investment, Identifier [Axis]: Golden Bear PT Partners, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     20  
Investment, Identifier [Axis]: Golden Bear PT Partners, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 2   2  
Investment, Identifier [Axis]: Golden Bear PT Partners, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,464  
Investment, Identifier [Axis]: Golden Bear PT Partners, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 660   660  
Investment, Identifier [Axis]: Golden Bear PT Partners, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,462   1,462  
Investment, Identifier [Axis]: Good Feet Worldwide, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (37)   (37)  
Investment, Identifier [Axis]: Good Feet Worldwide, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 24,617   24,617  
Investment, Identifier [Axis]: Green Monster Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     15  
Fair value, end of period 20   20  
Investment, Identifier [Axis]: Green Monster Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,128  
Fair value, end of period 1,118   1,118  
Investment, Identifier [Axis]: Groome Transportation of Arizona, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,559   1,559  
Investment, Identifier [Axis]: Guardian Dentistry Practice Management, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     49  
Fair value, end of period 361   361  
Investment, Identifier [Axis]: Guardian Dentistry Practice Management, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     314  
Fair value, end of period [7] (40)   (40)  
Investment, Identifier [Axis]: Guardian Dentistry Practice Management, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     815  
Investment, Identifier [Axis]: Guardian Dentistry Practice Management, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 715   715  
Investment, Identifier [Axis]: Guardian Dentistry Practice Management, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     378  
Fair value, end of period 377   377  
Investment, Identifier [Axis]: H2 Holdco, Inc | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,074  
Fair value, end of period 7,054   7,054  
Investment, Identifier [Axis]: H2 Holdco, Inc | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     14,179  
Fair value, end of period 18,658   18,658  
Investment, Identifier [Axis]: H2 Holdco, Inc | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (75)  
Fair value, end of period 378   378  
Investment, Identifier [Axis]: H2 Holdco, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [24]     1,498  
Investment, Identifier [Axis]: H2 Holdco, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,165   1,165  
Investment, Identifier [Axis]: H2 Holdco, Inc | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     17,614  
Fair value, end of period 17,564   17,564  
Investment, Identifier [Axis]: H2 Holdco, Inc | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     889  
Fair value, end of period 887   887  
Investment, Identifier [Axis]: HEC Purchaser Corp. | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (61)  
Investment, Identifier [Axis]: HEC Purchaser Corp. | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (56)   (56)  
Investment, Identifier [Axis]: HEC Purchaser Corp. | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     57,371  
Fair value, end of period 52,777   52,777  
Investment, Identifier [Axis]: HLSG Intermediate, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,016  
Investment, Identifier [Axis]: HLSG Intermediate, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     347  
Investment, Identifier [Axis]: HLSG Intermediate, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [25]     328  
Investment, Identifier [Axis]: HLSG Intermediate, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,376  
Investment, Identifier [Axis]: HLSG Intermediate, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     629  
Investment, Identifier [Axis]: HTI Intermediate, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,319  
Fair value, end of period 2,310   2,310  
Investment, Identifier [Axis]: HTI Intermediate, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     485  
Fair value, end of period 1,006   1,006  
Investment, Identifier [Axis]: HTI Intermediate, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,751  
Fair value, end of period 1,744   1,744  
Investment, Identifier [Axis]: HTI Intermediate, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,945  
Fair value, end of period 1,478   1,478  
Investment, Identifier [Axis]: HTI Intermediate, LLC | First lien senior secured term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 4,927   4,927  
Investment, Identifier [Axis]: Harley Exteriors Acquisition, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,768  
Fair value, end of period 2,762   2,762  
Investment, Identifier [Axis]: Harley Exteriors Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (21)  
Fair value, end of period 864   864  
Investment, Identifier [Axis]: Harley Exteriors Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     8,305  
Fair value, end of period 8,284   8,284  
Investment, Identifier [Axis]: Health and Wellness Partners LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (77)  
Fair value, end of period 4,579   4,579  
Investment, Identifier [Axis]: Health and Wellness Partners LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (33)  
Investment, Identifier [Axis]: Health and Wellness Partners LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (29)   (29)  
Investment, Identifier [Axis]: Health and Wellness Partners LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     21,316  
Fair value, end of period 21,242   21,242  
Investment, Identifier [Axis]: Helpware, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,266  
Investment, Identifier [Axis]: Helpware, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 2,264   2,264  
Investment, Identifier [Axis]: Helpware, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     13,928  
Fair value, end of period 13,906   13,906  
Investment, Identifier [Axis]: Highland Acquisition, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     426  
Fair value, end of period 982   982  
Investment, Identifier [Axis]: Highland Acquisition, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10,657  
Fair value, end of period 10,615   10,615  
Investment, Identifier [Axis]: Home Brands Group Holdings, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     0  
Investment, Identifier [Axis]: Home Brands Group Holdings, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 36   36  
Investment, Identifier [Axis]: Home Brands Group Holdings, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     11,957  
Fair value, end of period 11,900   11,900  
Investment, Identifier [Axis]: Hultec Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,142  
Investment, Identifier [Axis]: Hultec Buyer, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 168   168  
Investment, Identifier [Axis]: Hultec Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     13,854  
Fair value, end of period 15,288   15,288  
Investment, Identifier [Axis]: Hydromax USA, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     108  
Fair value, end of period 108   108  
Investment, Identifier [Axis]: Hydromax USA, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (8)  
Fair value, end of period 1,099   1,099  
Investment, Identifier [Axis]: Hydromax USA, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     90  
Investment, Identifier [Axis]: Hydromax USA, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 90   90  
Investment, Identifier [Axis]: Hydromax USA, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,171  
Fair value, end of period 1,166   1,166  
Investment, Identifier [Axis]: IMA Group Management Company, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10  
Fair value, end of period 10   10  
Investment, Identifier [Axis]: IMA Group Management Company, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (25)  
Fair value, end of period [7] (20)   (20)  
Investment, Identifier [Axis]: IMA Group Management Company, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     17  
Fair value, end of period 31   31  
Investment, Identifier [Axis]: IMA Group Management Company, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,532  
Fair value, end of period 1,526   1,526  
Investment, Identifier [Axis]: IPC Pain Acquisition, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,708  
Fair value, end of period 9,565   9,565  
Investment, Identifier [Axis]: IPC Pain Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (6)  
Investment, Identifier [Axis]: IPC Pain Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (2)   (2)  
Investment, Identifier [Axis]: IPC Pain Acquisition, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,628  
Fair value, end of period 2,583   2,583  
Investment, Identifier [Axis]: IPC Pain Acquisition, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,858  
Fair value, end of period 2,815   2,815  
Investment, Identifier [Axis]: ISSA, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     38  
Investment, Identifier [Axis]: ISSA, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 64   64  
Investment, Identifier [Axis]: ISSA, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,797  
Fair value, end of period 1,792   1,792  
Investment, Identifier [Axis]: Icelandirect, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (29)  
Fair value, end of period 2,042   2,042  
Investment, Identifier [Axis]: Icelandirect, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (3)  
Investment, Identifier [Axis]: Icelandirect, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 81   81  
Investment, Identifier [Axis]: Icelandirect, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,914  
Fair value, end of period 1,910   1,910  
Investment, Identifier [Axis]: Icreon Holdings, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (16)  
Fair value, end of period 881   881  
Investment, Identifier [Axis]: Icreon Holdings, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     11,073  
Fair value, end of period 11,120   11,120  
Investment, Identifier [Axis]: Infolinks Media Buyco, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,050  
Fair value, end of period 2,032   2,032  
Investment, Identifier [Axis]: Infolinks Media Buyco, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     26  
Fair value, end of period 26   26  
Investment, Identifier [Axis]: Infolinks Media Buyco, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     19,747  
Fair value, end of period 19,675   19,675  
Investment, Identifier [Axis]: Innovate 32 Services, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (120)  
Investment, Identifier [Axis]: Innovate 32 Services, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 19,678   19,678  
Investment, Identifier [Axis]: Innovate 32 Services, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (45)   (45)  
Investment, Identifier [Axis]: Innovate 32 Services, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (30)  
Fair value, end of period [7] (5)   (5)  
Investment, Identifier [Axis]: Innovate 32 Services, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (23)   (23)  
Investment, Identifier [Axis]: Innovate 32 Services, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,458  
Investment, Identifier [Axis]: Innovate 32 Services, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 6,446   6,446  
Investment, Identifier [Axis]: Innovate 32 Services, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,491   1,491  
Investment, Identifier [Axis]: Innovative Discovery Acquisition, LLC (6) | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (3)   (3)  
Investment, Identifier [Axis]: Innovative Discovery Acquisition, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (77)  
Fair value, end of period [7] (31)   (31)  
Investment, Identifier [Axis]: Innovative Discovery Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6],[26]     (7)  
Investment, Identifier [Axis]: Innovative Discovery Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     19,152  
Fair value, end of period 16,713   16,713  
Investment, Identifier [Axis]: Innovative FlexPak, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     28  
Fair value, end of period [11] 138   138  
Investment, Identifier [Axis]: Innovative FlexPak, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     238  
Fair value, end of period [11] 233   233  
Investment, Identifier [Axis]: Innovative FlexPak, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     1,195  
Fair value, end of period [11] 1,109   1,109  
Investment, Identifier [Axis]: Innovative FlexPak, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     409  
Fair value, end of period [11] 419   419  
Investment, Identifier [Axis]: Inreach Intermediate Holdings II, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (37)  
Fair value, end of period [7] (24)   (24)  
Investment, Identifier [Axis]: Inreach Intermediate Holdings II, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (25)  
Investment, Identifier [Axis]: Inreach Intermediate Holdings II, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 524   524  
Investment, Identifier [Axis]: Inreach Intermediate Holdings II, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,870  
Fair value, end of period 9,847   9,847  
Investment, Identifier [Axis]: Ironhorse Purchaser dba Mersino, Inc | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 8,426   8,426  
Investment, Identifier [Axis]: Ironhorse Purchaser dba Mersino, Inc | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (7)   (7)  
Investment, Identifier [Axis]: Ironhorse Purchaser dba Mersino, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 442   442  
Investment, Identifier [Axis]: Ironhorse Purchaser dba Mersino, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 32,219   32,219  
Investment, Identifier [Axis]: Ironhorse Purchaser, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     8,508  
Investment, Identifier [Axis]: Ironhorse Purchaser, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6],[27]     (38)  
Investment, Identifier [Axis]: Ironhorse Purchaser, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     29,033  
Investment, Identifier [Axis]: Jacent Strategic Merchandising, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,100  
Investment, Identifier [Axis]: Jacent Strategic Merchandising, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,931   1,931  
Investment, Identifier [Axis]: Jacent Strategic Merchandising, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     13,503  
Fair value, end of period 13,455   13,455  
Investment, Identifier [Axis]: Johns Byrne LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,538  
Fair value, end of period 2,530   2,530  
Investment, Identifier [Axis]: Johns Byrne LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (21)  
Investment, Identifier [Axis]: Johns Byrne LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (18)   (18)  
Investment, Identifier [Axis]: Johns Byrne LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,128  
Fair value, end of period 9,120   9,120  
Investment, Identifier [Axis]: Juniper Landscaping Holdings LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,783  
Fair value, end of period 5,779   5,779  
Investment, Identifier [Axis]: Juniper Landscaping Holdings LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,884  
Fair value, end of period 4,327   4,327  
Investment, Identifier [Axis]: Juniper Landscaping Holdings LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     85  
Fair value, end of period 84   84  
Investment, Identifier [Axis]: Juniper Landscaping Holdings LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [28]     781  
Investment, Identifier [Axis]: Juniper Landscaping Holdings LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,347   1,347  
Investment, Identifier [Axis]: Juniper Landscaping Holdings LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,933  
Fair value, end of period 3,922   3,922  
Investment, Identifier [Axis]: K-1 Packaging Group LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,209  
Fair value, end of period 466   466  
Investment, Identifier [Axis]: K-1 Packaging Group LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     30,468  
Fair value, end of period 30,396   30,396  
Investment, Identifier [Axis]: Kaizen Auto Care, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     105  
Fair value, end of period 95   95  
Investment, Identifier [Axis]: Kaizen Auto Care, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     980  
Investment, Identifier [Axis]: Kaizen Auto Care, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 845   845  
Investment, Identifier [Axis]: Kaizen Auto Care, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 65   65  
Investment, Identifier [Axis]: Kaizen Auto Care, LLC | First lien senior secured term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 67   67  
Investment, Identifier [Axis]: Keystone Partners, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     692  
Investment, Identifier [Axis]: Keystone Partners, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (13)  
Investment, Identifier [Axis]: Keystone Partners, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10,780  
Investment, Identifier [Axis]: Kittyhawk, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (44)  
Investment, Identifier [Axis]: Kittyhawk, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     14,726  
Investment, Identifier [Axis]: Kravet Design LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (46)  
Investment, Identifier [Axis]: Kravet Design LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (42)   (42)  
Investment, Identifier [Axis]: Kravet Design LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     18,425  
Fair value, end of period 18,051   18,051  
Investment, Identifier [Axis]: Kwalu, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,661  
Fair value, end of period 644   644  
Investment, Identifier [Axis]: Kwalu, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     29,815  
Fair value, end of period 29,625   29,625  
Investment, Identifier [Axis]: L&J Holding Company LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,443  
Investment, Identifier [Axis]: L&J Holding Company LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 9,661   9,661  
Investment, Identifier [Axis]: L&J Holding Company LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 7,045   7,045  
Investment, Identifier [Axis]: L&J Holding Company LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (138)   (138)  
Investment, Identifier [Axis]: L&J Holding Company LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (31)  
Investment, Identifier [Axis]: L&J Holding Company LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (27)   (27)  
Investment, Identifier [Axis]: L&J Holding Company LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     11,472  
Fair value, end of period 11,432   11,432  
Investment, Identifier [Axis]: LSOMS Acquisition, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (33)   (33)  
Investment, Identifier [Axis]: LSOMS Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 166   166  
Investment, Identifier [Axis]: LSOMS Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 2,553   2,553  
Investment, Identifier [Axis]: Lakeshirts LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (17)  
Fair value, end of period [7] (16)   (16)  
Investment, Identifier [Axis]: Lakeshirts LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,128  
Investment, Identifier [Axis]: Lakeshirts LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 3,718   3,718  
Investment, Identifier [Axis]: Lakeshirts LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     29,645  
Fair value, end of period 29,517   29,517  
Investment, Identifier [Axis]: Lawn Care Holdings Purchaser, Inc | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,486  
Fair value, end of period 4,469   4,469  
Investment, Identifier [Axis]: Lawn Care Holdings Purchaser, Inc | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,258  
Fair value, end of period 9,926   9,926  
Investment, Identifier [Axis]: Lawn Care Holdings Purchaser, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [29]     519  
Investment, Identifier [Axis]: Lawn Care Holdings Purchaser, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 712   712  
Investment, Identifier [Axis]: Lawn Care Holdings Purchaser, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,066  
Fair value, end of period 7,040   7,040  
Investment, Identifier [Axis]: Lehman Pipe Buyer, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,527  
Fair value, end of period 5,150   5,150  
Investment, Identifier [Axis]: Lehman Pipe Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,034  
Investment, Identifier [Axis]: Lehman Pipe Buyer, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 778   778  
Investment, Identifier [Axis]: Lehman Pipe Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     37,140  
Fair value, end of period 36,994   36,994  
Investment, Identifier [Axis]: Leonard Group, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     232  
Fair value, end of period 170   170  
Investment, Identifier [Axis]: Leonard Group, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,294  
Fair value, end of period 842   842  
Investment, Identifier [Axis]: Livefront, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (62)  
Fair value, end of period [7] (49)   (49)  
Investment, Identifier [Axis]: Livefront, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     405  
Investment, Identifier [Axis]: Livefront, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (35)   (35)  
Investment, Identifier [Axis]: Livefront, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10,700  
Fair value, end of period 10,683   10,683  
Investment, Identifier [Axis]: Load One Purchaser Corporation | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     150  
Fair value, end of period 852   852  
Investment, Identifier [Axis]: Load One Purchaser Corporation | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     984  
Fair value, end of period 1,017   1,017  
Investment, Identifier [Axis]: Load One Purchaser Corporation | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     14,061  
Fair value, end of period 14,522   14,522  
Investment, Identifier [Axis]: Load One Purchaser Corporation | First lien senior secured term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     47  
Fair value, end of period 49   49  
Investment, Identifier [Axis]: MRC Keeler Acquisition LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4  
Fair value, end of period 4   4  
Investment, Identifier [Axis]: MRC Keeler Acquisition LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (2)  
Fair value, end of period [7] (2)   (2)  
Investment, Identifier [Axis]: MRC Keeler Acquisition LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     898  
Fair value, end of period 894   894  
Investment, Identifier [Axis]: MS Pain, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (87)  
Fair value, end of period 4,017   4,017  
Investment, Identifier [Axis]: MS Pain, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (13)  
Fair value, end of period 434   434  
Investment, Identifier [Axis]: MS Pain, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,296  
Fair value, end of period 3,285   3,285  
Investment, Identifier [Axis]: MWEC Management, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     432  
Fair value, end of period 746   746  
Investment, Identifier [Axis]: MWEC Management, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (20)  
Fair value, end of period 909   909  
Investment, Identifier [Axis]: MWEC Management, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,251  
Investment, Identifier [Axis]: MWEC Management, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,062   1,062  
Investment, Identifier [Axis]: MWEC Management, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     14,617  
Fair value, end of period 14,536   14,536  
Investment, Identifier [Axis]: MacKenzie Childs Acquisition, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (15)  
Investment, Identifier [Axis]: MacKenzie Childs Acquisition, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 664   664  
Investment, Identifier [Axis]: MacKenzie Childs Acquisition, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     15,560  
Fair value, end of period 15,577   15,577  
Investment, Identifier [Axis]: MacNeill Pride Group Corp | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (14)   (14)  
Investment, Identifier [Axis]: MacNeill Pride Group Corp | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 12,940   12,940  
Investment, Identifier [Axis]: MacNeill Pride Group Corp, First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     293  
Investment, Identifier [Axis]: MacNeill Pride Group Corp, First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     50  
Investment, Identifier [Axis]: MacNeill Pride Group Corp, First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     0  
Investment, Identifier [Axis]: MacNeill Pride Group Corp, First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     786  
Investment, Identifier [Axis]: Mad Rose Company, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [30]     141  
Investment, Identifier [Axis]: Mad Rose Company, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 358   358  
Investment, Identifier [Axis]: Mad Rose Company, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,860  
Fair value, end of period 2,846   2,846  
Investment, Identifier [Axis]: Mattco Forge, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,421  
Investment, Identifier [Axis]: Mattco Forge, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 2,425   2,425  
Investment, Identifier [Axis]: Mattco Forge, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     37,430  
Fair value, end of period 37,272   37,272  
Investment, Identifier [Axis]: Mearthane Products, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (16)   (16)  
Investment, Identifier [Axis]: Mearthane Products, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (8)   (8)  
Investment, Identifier [Axis]: Mearthane Products, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 7,974   7,974  
Investment, Identifier [Axis]: MedOne LC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (34)   (34)  
Investment, Identifier [Axis]: MedOne LC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 16,107   16,107  
Investment, Identifier [Axis]: MediaMint Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (26)  
Fair value, end of period [7] (20)   (20)  
Investment, Identifier [Axis]: MediaMint Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     15,199  
Fair value, end of period 15,167   15,167  
Investment, Identifier [Axis]: Medical Technology Associates, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,412  
Investment, Identifier [Axis]: Medical Technology Associates, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,415   1,415  
Investment, Identifier [Axis]: Medical Technology Associates, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     28,098  
Fair value, end of period 27,991   27,991  
Investment, Identifier [Axis]: Merge USA, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (28)  
Fair value, end of period 982   982  
Investment, Identifier [Axis]: Merge USA, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     11,054  
Fair value, end of period 10,994   10,994  
Investment, Identifier [Axis]: MetaSource, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     36  
Fair value, end of period 29   29  
Investment, Identifier [Axis]: MetaSource, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     912  
Fair value, end of period 911   911  
Investment, Identifier [Axis]: Milestone Technologies, Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (14)  
Fair value, end of period [7] (10)   (10)  
Investment, Identifier [Axis]: Milestone Technologies, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (32)  
Investment, Identifier [Axis]: Milestone Technologies, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,320   1,320  
Investment, Identifier [Axis]: Milestone Technologies, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     19,980  
Fair value, end of period 19,330   19,330  
Investment, Identifier [Axis]: Millennia Patient Services, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     53  
Fair value, end of period 73   73  
Investment, Identifier [Axis]: Millennia Patient Services, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,666  
Fair value, end of period 1,663   1,663  
Investment, Identifier [Axis]: Monument Policy Group Holdings | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (19)   (19)  
Investment, Identifier [Axis]: Monument Policy Group Holdings | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 6,927   6,927  
Investment, Identifier [Axis]: My Buyer, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,077  
Fair value, end of period 3,066   3,066  
Investment, Identifier [Axis]: My Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (29)  
Investment, Identifier [Axis]: My Buyer, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 2,334   2,334  
Investment, Identifier [Axis]: My Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,683  
Fair value, end of period 7,658   7,658  
Investment, Identifier [Axis]: NEFCO Holding Company, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,587  
Investment, Identifier [Axis]: NEFCO Holding Company, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,060  
Investment, Identifier [Axis]: NEFCO Holding Company, LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,145  
Investment, Identifier [Axis]: NEFCO Holding Company, LLC | First lien senior secured delayed draw term loan 4        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,625  
Investment, Identifier [Axis]: NEFCO Holding Company, LLC | First lien senior secured delayed draw term loan 5        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,646  
Investment, Identifier [Axis]: NEFCO Holding Company, LLC | First lien senior secured delayed draw term loan 6        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,135  
Investment, Identifier [Axis]: NEFCO Holding Company, LLC | First lien senior secured delayed draw term loan 7        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,162  
Investment, Identifier [Axis]: NEFCO Holding Company, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,457  
Investment, Identifier [Axis]: NEFCO Holding Company, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     641  
Investment, Identifier [Axis]: NEFCO Holding Company, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,531  
Investment, Identifier [Axis]: NEFCO Holding Company, LLC | First lien senior secured term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     17,241  
Investment, Identifier [Axis]: NEFCO Holding Company, LLC | First lien senior secured term loan 4        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,349  
Investment, Identifier [Axis]: NEFCO Holding Company, LLC | First lien senior secured term loan 5        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,266  
Investment, Identifier [Axis]: NEPEZ Acquisition, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (29)   (29)  
Investment, Identifier [Axis]: NEPEZ Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (30)   (30)  
Investment, Identifier [Axis]: NEPEZ Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 9,637   9,637  
Investment, Identifier [Axis]: NWI Merger Sub, Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (93)  
Fair value, end of period 1,206   1,206  
Investment, Identifier [Axis]: NWI Merger Sub, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (36)  
Investment, Identifier [Axis]: NWI Merger Sub, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (32)   (32)  
Investment, Identifier [Axis]: NWI Merger Sub, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     16,540  
Fair value, end of period 16,493   16,493  
Investment, Identifier [Axis]: Nasco Healthcare Inc. | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     718  
Investment, Identifier [Axis]: Nasco Healthcare Inc. | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 2,630   2,630  
Investment, Identifier [Axis]: Nasco Healthcare Inc. | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     11,605  
Fair value, end of period 11,560   11,560  
Investment, Identifier [Axis]: Nelson Name Plate Company | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     115  
Fair value, end of period 115   115  
Investment, Identifier [Axis]: Nelson Name Plate Company | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     33  
Investment, Identifier [Axis]: Nelson Name Plate Company | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 30   30  
Investment, Identifier [Axis]: Nelson Name Plate Company | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,401  
Fair value, end of period 3,396   3,396  
Investment, Identifier [Axis]: Network Partners Acquisitions, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     0  
Investment, Identifier [Axis]: Network Partners Acquisitions, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 0   0  
Investment, Identifier [Axis]: Network Partners Acquisitions, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     157  
Fair value, end of period 158   158  
Investment, Identifier [Axis]: New SEES Holdings, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,446  
Fair value, end of period 5,526   5,526  
Investment, Identifier [Axis]: Nimlok Company, LLC (6) | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (6)   (6)  
Investment, Identifier [Axis]: Nimlok Company, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6],[31]     (11)  
Investment, Identifier [Axis]: Nimlok Company, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     30,209  
Fair value, end of period 30,151   30,151  
Investment, Identifier [Axis]: North & Warren, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (11)  
Investment, Identifier [Axis]: North & Warren, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (13)   (13)  
Investment, Identifier [Axis]: North & Warren, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,425  
Fair value, end of period 6,734   6,734  
Investment, Identifier [Axis]: NutriScience Innovations, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6],[32]     (1)  
Investment, Identifier [Axis]: NutriScience Innovations, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 0   0  
Investment, Identifier [Axis]: NutriScience Innovations, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,553  
Fair value, end of period 1,327   1,327  
Investment, Identifier [Axis]: OneCare LTC, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (25)  
Investment, Identifier [Axis]: OneCare LTC, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (18)   (18)  
Investment, Identifier [Axis]: OneCare LTC, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     18,046  
Fair value, end of period 18,025   18,025  
Investment, Identifier [Axis]: Optimized Marketing Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,250  
Fair value, end of period 2,536   2,536  
Investment, Identifier [Axis]: Optimized Marketing Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     24,872  
Fair value, end of period 24,557   24,557  
Investment, Identifier [Axis]: Outerbox, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,494  
Fair value, end of period 4,030   4,030  
Investment, Identifier [Axis]: Outerbox, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (18)  
Fair value, end of period [7] (15)   (15)  
Investment, Identifier [Axis]: Outerbox, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     17,468  
Fair value, end of period 24,849   24,849  
Investment, Identifier [Axis]: P and R Dental Strategies, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     8  
Investment, Identifier [Axis]: P and R Dental Strategies, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 16   16  
Investment, Identifier [Axis]: P and R Dental Strategies, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     611  
Fair value, end of period 606   606  
Investment, Identifier [Axis]: P1 DENTAL MSO, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,471  
Fair value, end of period 3,512   3,512  
Investment, Identifier [Axis]: P1 DENTAL MSO, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     586  
Investment, Identifier [Axis]: P1 DENTAL MSO, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (20)   (20)  
Investment, Identifier [Axis]: P1 DENTAL MSO, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     18,730  
Fair value, end of period 18,677   18,677  
Investment, Identifier [Axis]: PHGP MB Purchaser, Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     70  
Fair value, end of period 57   57  
Investment, Identifier [Axis]: PHGP MB Purchaser, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [33]     5  
Fair value, end of period [34] 11   11  
Investment, Identifier [Axis]: PHGP MB Purchaser, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     949  
Fair value, end of period 766   766  
Investment, Identifier [Axis]: PPW Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9  
Fair value, end of period 17   17  
Investment, Identifier [Axis]: PPW Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     590  
Fair value, end of period 604   604  
Investment, Identifier [Axis]: PRA Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (1)  
Investment, Identifier [Axis]: PRA Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     549  
Investment, Identifier [Axis]: PRM Management Company, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (22)  
Investment, Identifier [Axis]: PRM Management Company, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (14)  
Investment, Identifier [Axis]: PRM Management Company, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 584   584  
Investment, Identifier [Axis]: PRM Management Company, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,952  
Fair value, end of period 5,961   5,961  
Investment, Identifier [Axis]: Palmetto Technology Group, LLC (6) | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (22)   (22)  
Investment, Identifier [Axis]: Palmetto Technology Group, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10,600  
Fair value, end of period 10,562   10,562  
Investment, Identifier [Axis]: Palmetto Technology Group, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,268  
Fair value, end of period 9,236   9,236  
Investment, Identifier [Axis]: Palmetto Technology Group, LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,790  
Fair value, end of period 9,165   9,165  
Investment, Identifier [Axis]: Palmetto Technology Group, LLC | First lien senior secured delayed draw term loan 4        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (56)   (56)  
Investment, Identifier [Axis]: Palmetto Technology Group, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6],[35]     (26)  
Investment, Identifier [Axis]: Palmetto Technology Group, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,189  
Fair value, end of period 6,166   6,166  
Investment, Identifier [Axis]: Peak Dental Services, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 572   572  
Investment, Identifier [Axis]: Peak Dental Services, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     55  
Investment, Identifier [Axis]: Peak Dental Services, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     498  
Investment, Identifier [Axis]: Peak Dental Services, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     63  
Fair value, end of period 129   129  
Investment, Identifier [Axis]: Peak Dental Services, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     611  
Fair value, end of period 626   626  
Investment, Identifier [Axis]: Peak Investment Holdings, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     283  
Fair value, end of period 301   301  
Investment, Identifier [Axis]: Peak Investment Holdings, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,304  
Fair value, end of period 1,384   1,384  
Investment, Identifier [Axis]: Peninsula MMGY Corporation | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [36]     254  
Investment, Identifier [Axis]: Peninsula MMGY Corporation | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (35)   (35)  
Investment, Identifier [Axis]: Peninsula MMGY Corporation | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     12,048  
Fair value, end of period 9,351   9,351  
Investment, Identifier [Axis]: Peninsula MMGY Corporation | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,334  
Fair value, end of period 12,070   12,070  
Investment, Identifier [Axis]: Periscope MAS Buyer, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 635   635  
Investment, Identifier [Axis]: Periscope MAS Buyer, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 6,918   6,918  
Investment, Identifier [Axis]: PharmaForceIQ INC. | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (26)  
Investment, Identifier [Axis]: PharmaForceIQ INC. | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (18)   (18)  
Investment, Identifier [Axis]: PharmaForceIQ INC. | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     14,558  
Fair value, end of period 14,537   14,537  
Investment, Identifier [Axis]: Pink Lily Holdings, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     (8)  
Investment, Identifier [Axis]: Pink Lily Holdings, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     290  
Investment, Identifier [Axis]: Polaris Labs Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (29)  
Investment, Identifier [Axis]: Polaris Labs Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (25)   (25)  
Investment, Identifier [Axis]: Polaris Labs Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,289  
Fair value, end of period 6,267   6,267  
Investment, Identifier [Axis]: Polycorp Ltd | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     8,132  
Fair value, end of period 9,938   9,938  
Investment, Identifier [Axis]: Polycorp Ltd | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (42)  
Investment, Identifier [Axis]: Polycorp Ltd | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (37)   (37)  
Investment, Identifier [Axis]: Polycorp Ltd | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     17,670  
Fair value, end of period 17,605   17,605  
Investment, Identifier [Axis]: Polycorp Ltd | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,277  
Fair value, end of period 5,258   5,258  
Investment, Identifier [Axis]: Precision Point Metrics, Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,122  
Fair value, end of period 4,107   4,107  
Investment, Identifier [Axis]: Precision Point Metrics, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (24)  
Investment, Identifier [Axis]: Precision Point Metrics, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (22)   (22)  
Investment, Identifier [Axis]: Precision Point Metrics, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     8,016  
Fair value, end of period 7,985   7,985  
Investment, Identifier [Axis]: Premier Early Childhood Education Partners LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (87)   (87)  
Investment, Identifier [Axis]: Premier Early Childhood Education Partners LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10,717  
Investment, Identifier [Axis]: Premier Early Childhood Education Partners LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     8,896  
Investment, Identifier [Axis]: Premier Early Childhood Education Partners LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,346  
Investment, Identifier [Axis]: Premier Early Childhood Education Partners LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     540  
Investment, Identifier [Axis]: Premier Early Childhood Education Partners LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 496   496  
Investment, Identifier [Axis]: Premier Early Childhood Education Partners LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     8,077  
Fair value, end of period 34,539   34,539  
Investment, Identifier [Axis]: Premier Produce One, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (64)  
Fair value, end of period 4,236   4,236  
Investment, Identifier [Axis]: Premier Produce One, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,246  
Fair value, end of period [7] (36)   (36)  
Investment, Identifier [Axis]: Premier Produce One, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (49)  
Investment, Identifier [Axis]: Premier Produce One, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (38)   (38)  
Investment, Identifier [Axis]: Premier Produce One, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     13,545  
Fair value, end of period 5,571   5,571  
Investment, Identifier [Axis]: Premier Produce One, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,584  
Fair value, end of period 13,514   13,514  
Investment, Identifier [Axis]: Purpose Home Health Acquisition, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     961  
Investment, Identifier [Axis]: Purpose Home Health Acquisition, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,943  
Investment, Identifier [Axis]: Purpose Home Health Acquisition, LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,648  
Investment, Identifier [Axis]: Purpose Home Health Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (14)  
Investment, Identifier [Axis]: Purpose Home Health Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 159   159  
Investment, Identifier [Axis]: Purpose Home Health Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     17,210  
Fair value, end of period 33,427   33,427  
Investment, Identifier [Axis]: Qin's Buffalo, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     73  
Fair value, end of period 71   71  
Investment, Identifier [Axis]: Qin's Buffalo, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,439  
Fair value, end of period 5,312   5,312  
Investment, Identifier [Axis]: Qin's Buffalo, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     37  
Fair value, end of period 36   36  
Investment, Identifier [Axis]: Qin's Buffalo, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     516  
Fair value, end of period 503   503  
Investment, Identifier [Axis]: Quality Liaison Services of North America, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     699  
Fair value, end of period [7] (18)   (18)  
Investment, Identifier [Axis]: Quality Liaison Services of North America, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     12,060  
Fair value, end of period 12,006   12,006  
Investment, Identifier [Axis]: RQM Buyer, Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     63  
Fair value, end of period 57   57  
Investment, Identifier [Axis]: RQM Buyer, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     95  
Fair value, end of period 86   86  
Investment, Identifier [Axis]: RQM Buyer, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,178   1,178  
Investment, Identifier [Axis]: RQM Buyer, Inc | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,270  
Investment, Identifier [Axis]: RQM Buyer, Inc | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     38  
Investment, Identifier [Axis]: RTP Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     29  
Fair value, end of period [7] (7)   (7)  
Investment, Identifier [Axis]: RTP Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,074  
Fair value, end of period 2,211   2,211  
Investment, Identifier [Axis]: Raffel Systems, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (47)   (47)  
Investment, Identifier [Axis]: Raffel Systems, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (30)   (30)  
Investment, Identifier [Axis]: Raffel Systems, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 11,243   11,243  
Investment, Identifier [Axis]: Raneys, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,752  
Fair value, end of period 4,737   4,737  
Investment, Identifier [Axis]: Raneys, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (14)  
Investment, Identifier [Axis]: Raneys, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (11)   (11)  
Investment, Identifier [Axis]: Raneys, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     13,220  
Fair value, end of period 12,962   12,962  
Investment, Identifier [Axis]: Rapid Fire Safety and Security, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,601  
Investment, Identifier [Axis]: Rapid Fire Safety and Security, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 348   348  
Investment, Identifier [Axis]: Rapid Fire Safety and Security, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 5,372   5,372  
Investment, Identifier [Axis]: Rapid Fire Safety and Security, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,559  
Investment, Identifier [Axis]: Rapid Fire Safety and Security, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,678   1,678  
Investment, Identifier [Axis]: Rapid Fire Safety and Security, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,899  
Fair value, end of period 4,498   4,498  
Investment, Identifier [Axis]: Redwood Buyer, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (112)  
Fair value, end of period [7] (99)   (99)  
Investment, Identifier [Axis]: Redwood Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (28)  
Investment, Identifier [Axis]: Redwood Buyer, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (24)   (24)  
Investment, Identifier [Axis]: Redwood Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     8,896  
Fair value, end of period 8,862   8,862  
Investment, Identifier [Axis]: Redwood MSO, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 3,851   3,851  
Investment, Identifier [Axis]: Renovation Systems, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,956  
Fair value, end of period 5,620   5,620  
Investment, Identifier [Axis]: Renovation Systems, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,639  
Fair value, end of period 1,950   1,950  
Investment, Identifier [Axis]: Renovation Systems, LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,650  
Fair value, end of period 5,631   5,631  
Investment, Identifier [Axis]: Renovation Systems, LLC | First lien senior secured delayed draw term loan 4        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,199  
Fair value, end of period 2,179   2,179  
Investment, Identifier [Axis]: Renovation Systems, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,612  
Fair value, end of period 1,551   1,551  
Investment, Identifier [Axis]: Renovation Systems, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     32,112  
Fair value, end of period 32,005   32,005  
Investment, Identifier [Axis]: Rental Equipment Investment Corp | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,632  
Investment, Identifier [Axis]: Rental Equipment Investment Corp | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,609   1,609  
Investment, Identifier [Axis]: Rental Equipment Investment Corp | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     40,625  
Investment, Identifier [Axis]: Rental Equipment Investment Corp | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 6,067   6,067  
Investment, Identifier [Axis]: Rental Equipment Investment Corp | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 40,457   40,457  
Investment, Identifier [Axis]: Rose Paving, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,599  
Fair value, end of period 3,661   3,661  
Investment, Identifier [Axis]: Rose Paving, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,175  
Investment, Identifier [Axis]: Rose Paving, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 6,443   6,443  
Investment, Identifier [Axis]: Rose Paving, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     16,888  
Fair value, end of period 1,742   1,742  
Investment, Identifier [Axis]: Rose Paving, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,748  
Fair value, end of period 12,836   12,836  
Investment, Identifier [Axis]: Rose Paving, LLC | First lien senior secured term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     12,881  
Fair value, end of period 1,981   1,981  
Investment, Identifier [Axis]: Rose Paving, LLC | First lien senior secured term loan 4        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 16,827   16,827  
Investment, Identifier [Axis]: SCA Buyer, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     245  
Fair value, end of period 252   252  
Investment, Identifier [Axis]: SCA Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     119  
Fair value, end of period 123   123  
Investment, Identifier [Axis]: SCA Buyer, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     659  
Fair value, end of period 2,575   2,575  
Investment, Identifier [Axis]: SCA Buyer, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,510  
Fair value, end of period 675   675  
Investment, Identifier [Axis]: SCP Beverage Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     37  
Fair value, end of period 37   37  
Investment, Identifier [Axis]: SCP Beverage Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     8,184  
Fair value, end of period 8,152   8,152  
Investment, Identifier [Axis]: SCP Cold Chain Packaging Buyer Corp | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (26)  
Fair value, end of period [7] (23)   (23)  
Investment, Identifier [Axis]: SCP Cold Chain Packaging Buyer Corp | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (31)  
Investment, Identifier [Axis]: SCP Cold Chain Packaging Buyer Corp | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (28)   (28)  
Investment, Identifier [Axis]: SCP Cold Chain Packaging Buyer Corp | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     18,927  
Fair value, end of period 18,844   18,844  
Investment, Identifier [Axis]: SCP ENT and Allergy Services, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     154  
Fair value, end of period 153   153  
Investment, Identifier [Axis]: SCP ENT and Allergy Services, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     191  
Fair value, end of period 191   191  
Investment, Identifier [Axis]: SCP ENT and Allergy Services, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     921  
Fair value, end of period 916   916  
Investment, Identifier [Axis]: SCP ENT and Allergy Services, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,695  
Fair value, end of period 2,681   2,681  
Investment, Identifier [Axis]: SCP OMS Services, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,796  
Fair value, end of period 5,354   5,354  
Investment, Identifier [Axis]: SCP OMS Services, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (29)  
Investment, Identifier [Axis]: SCP OMS Services, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (26)   (26)  
Investment, Identifier [Axis]: SCP OMS Services, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,590  
Fair value, end of period 5,567   5,567  
Investment, Identifier [Axis]: SENS Intermediate Holdings LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (16)  
Fair value, end of period [7] (14)   (14)  
Investment, Identifier [Axis]: SENS Intermediate Holdings LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (30)  
Investment, Identifier [Axis]: SENS Intermediate Holdings LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (27)   (27)  
Investment, Identifier [Axis]: SENS Intermediate Holdings LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,643  
Fair value, end of period 9,601   9,601  
Investment, Identifier [Axis]: SIMKO Merger Sub LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     178  
Fair value, end of period 178   178  
Investment, Identifier [Axis]: SIMKO Merger Sub LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,673  
Fair value, end of period 6,663   6,663  
Investment, Identifier [Axis]: SIMKO Merger Sub LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     28  
Investment, Identifier [Axis]: SIMKO Merger Sub LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 39   39  
Investment, Identifier [Axis]: SIMKO Merger Sub LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     632  
Fair value, end of period 631   631  
Investment, Identifier [Axis]: SPG Holdco, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,213  
Fair value, end of period 1,210   1,210  
Investment, Identifier [Axis]: SPG Holdco, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [37]     1,357  
Investment, Identifier [Axis]: SPG Holdco, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,554   1,554  
Investment, Identifier [Axis]: SPG Holdco, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10,358  
Fair value, end of period 10,325   10,325  
Investment, Identifier [Axis]: Sage Dental Management, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     49  
Fair value, end of period 1,560   1,560  
Investment, Identifier [Axis]: Sage Dental Management, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,337  
Investment, Identifier [Axis]: Sage Dental Management, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 3,209   3,209  
Investment, Identifier [Axis]: Sage Dental Management, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     56,943  
Fair value, end of period 56,817   56,817  
Investment, Identifier [Axis]: Shasta Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (45)  
Investment, Identifier [Axis]: Shasta Buyer, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (41)   (41)  
Investment, Identifier [Axis]: Shasta Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     19,964  
Fair value, end of period 18,663   18,663  
Investment, Identifier [Axis]: ShiftKey, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (3)  
Fair value, end of period [7] (3)   (3)  
Investment, Identifier [Axis]: ShiftKey, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,367  
Fair value, end of period 3,356   3,356  
Investment, Identifier [Axis]: Signature Dental Partners LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 764   764  
Investment, Identifier [Axis]: Signature Dental Partners LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     173  
Investment, Identifier [Axis]: Signature Dental Partners LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     14,063  
Investment, Identifier [Axis]: Signature Dental Partners LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     28  
Investment, Identifier [Axis]: Signature Dental Partners LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 0   0  
Investment, Identifier [Axis]: Signature Dental Partners LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,195  
Fair value, end of period 20,982   20,982  
Investment, Identifier [Axis]: Signature MD, Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,897  
Investment, Identifier [Axis]: Signature MD, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (19)  
Investment, Identifier [Axis]: Signature MD, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     18,056  
Investment, Identifier [Axis]: Silver Falls MSO, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (37)  
Fair value, end of period [7] (24)   (24)  
Investment, Identifier [Axis]: Silver Falls MSO, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     444  
Investment, Identifier [Axis]: Silver Falls MSO, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 829   829  
Investment, Identifier [Axis]: Silver Falls MSO, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10,422  
Fair value, end of period 10,400   10,400  
Investment, Identifier [Axis]: SimiTree Acquisition, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 881   881  
Investment, Identifier [Axis]: SimiTree Acquisition, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4  
Investment, Identifier [Axis]: SimiTree Acquisition, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     881  
Investment, Identifier [Axis]: SimiTree Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     49  
Fair value, end of period 47   47  
Investment, Identifier [Axis]: SimiTree Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,232  
Fair value, end of period 1,226   1,226  
Investment, Identifier [Axis]: Singlepoint Healthcare Opco, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (93)   (93)  
Investment, Identifier [Axis]: Singlepoint Healthcare Opco, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 941   941  
Investment, Identifier [Axis]: Singlepoint Healthcare Opco, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 17,253   17,253  
Investment, Identifier [Axis]: Sixarp, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (13)  
Fair value, end of period [7] (11)   (11)  
Investment, Identifier [Axis]: Sixarp, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     312  
Investment, Identifier [Axis]: Sixarp, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 315   315  
Investment, Identifier [Axis]: Sixarp, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     20,255  
Fair value, end of period 20,179   20,179  
Investment, Identifier [Axis]: Solace Healthcare Holdco, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (23)   (23)  
Investment, Identifier [Axis]: Solace Healthcare Holdco, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 14,095   14,095  
Investment, Identifier [Axis]: Southeast Primary Care Partners, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (4)  
Fair value, end of period 52   52  
Investment, Identifier [Axis]: Southeast Primary Care Partners, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (2)  
Investment, Identifier [Axis]: Southeast Primary Care Partners, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (1)   (1)  
Investment, Identifier [Axis]: Southeast Primary Care Partners, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     831  
Fair value, end of period 829   829  
Investment, Identifier [Axis]: Southern Orthodontic Partners Management, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,820   1,820  
Investment, Identifier [Axis]: Southern Orthodontic Partners Management, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     185  
Investment, Identifier [Axis]: Southern Orthodontic Partners Management, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,108  
Investment, Identifier [Axis]: Southern Orthodontic Partners Management, LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,558  
Investment, Identifier [Axis]: Southern Orthodontic Partners Management, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     21  
Investment, Identifier [Axis]: Southern Orthodontic Partners Management, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 561   561  
Investment, Identifier [Axis]: Southern Orthodontic Partners Management, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,991  
Fair value, end of period 29,276   29,276  
Investment, Identifier [Axis]: Southern Sports Medicine Partners, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     33  
Fair value, end of period 35   35  
Investment, Identifier [Axis]: Southern Sports Medicine Partners, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     716  
Fair value, end of period 743   743  
Investment, Identifier [Axis]: Spa Medicca, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (94)  
Fair value, end of period [7] (84)   (84)  
Investment, Identifier [Axis]: Spa Medicca, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (27)  
Fair value, end of period [7] (25)   (25)  
Investment, Identifier [Axis]: Spa Medicca, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,737  
Fair value, end of period 4,724   4,724  
Investment, Identifier [Axis]: Spartaco Buyer, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,269   1,269  
Investment, Identifier [Axis]: Spartaco Buyer, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 8,910   8,910  
Investment, Identifier [Axis]: Spear Education Holdings, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,448  
Investment, Identifier [Axis]: Spear Education Holdings, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 3,455   3,455  
Investment, Identifier [Axis]: Spear Education Holdings, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     46,556  
Fair value, end of period 46,381   46,381  
Investment, Identifier [Axis]: Spectrum Solutions, LLC (6) | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7],[11] (9)   (9)  
Investment, Identifier [Axis]: Spectrum Solutions, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     134  
Fair value, end of period [11] 146   146  
Investment, Identifier [Axis]: Spectrum Solutions, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     267  
Fair value, end of period [11] 291   291  
Investment, Identifier [Axis]: Spectrum Solutions, LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     38  
Fair value, end of period [11] 41   41  
Investment, Identifier [Axis]: Spectrum Solutions, LLC | First lien senior secured delayed draw term loan 4        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     0  
Investment, Identifier [Axis]: Spectrum Solutions, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     (53)  
Investment, Identifier [Axis]: Spectrum Solutions, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [10]     89  
Fair value, end of period [11] 25   25  
Investment, Identifier [Axis]: Spectrum Vision Holdings, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 428   428  
Investment, Identifier [Axis]: Star Dental Partners LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10,777  
Fair value, end of period 10,728   10,728  
Investment, Identifier [Axis]: Star Dental Partners LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,997  
Fair value, end of period 9,619   9,619  
Investment, Identifier [Axis]: Star Dental Partners LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     854  
Investment, Identifier [Axis]: Star Dental Partners LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 855   855  
Investment, Identifier [Axis]: Star Dental Partners LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     14,901  
Fair value, end of period 14,833   14,833  
Investment, Identifier [Axis]: Starwest Botanicals Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     143  
Fair value, end of period 138   138  
Investment, Identifier [Axis]: Starwest Botanicals Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     665  
Fair value, end of period 619   619  
Investment, Identifier [Axis]: Storm Smart Buyer LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     64  
Investment, Identifier [Axis]: Storm Smart Buyer LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 104   104  
Investment, Identifier [Axis]: Storm Smart Buyer LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     874  
Fair value, end of period 872   872  
Investment, Identifier [Axis]: Sun Orchard, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,034  
Fair value, end of period 6,022   6,022  
Investment, Identifier [Axis]: Sun Orchard, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (67)  
Investment, Identifier [Axis]: Sun Orchard, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (46)   (46)  
Investment, Identifier [Axis]: Sun Orchard, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     34,200  
Fair value, end of period 34,130   34,130  
Investment, Identifier [Axis]: Superior Insurance Partners LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10,897  
Investment, Identifier [Axis]: Superior Insurance Partners LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 14,697   14,697  
Investment, Identifier [Axis]: Superior Insurance Partners LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 13,376   13,376  
Investment, Identifier [Axis]: Superior Insurance Partners LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (19)  
Investment, Identifier [Axis]: Superior Insurance Partners LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (9)   (9)  
Investment, Identifier [Axis]: Superior Insurance Partners LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,119  
Fair value, end of period 8,959   8,959  
Investment, Identifier [Axis]: Superscapes Holdco, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     254  
Investment, Identifier [Axis]: Superscapes Holdco, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 365   365  
Investment, Identifier [Axis]: Superscapes Holdco, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     17,609  
Fair value, end of period 17,547   17,547  
Investment, Identifier [Axis]: SupplySide BuyerCo, Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (112)   (112)  
Investment, Identifier [Axis]: SupplySide BuyerCo, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 465   465  
Investment, Identifier [Axis]: SupplySide BuyerCo, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 5,775   5,775  
Investment, Identifier [Axis]: Sure Power, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (15)   (15)  
Investment, Identifier [Axis]: Sure Power, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (14)   (14)  
Investment, Identifier [Axis]: Sure Power, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 7,233   7,233  
Investment, Identifier [Axis]: Surplus Solutions, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,195  
Fair value, end of period 4,590   4,590  
Investment, Identifier [Axis]: Surplus Solutions, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (25)  
Investment, Identifier [Axis]: Surplus Solutions, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 324   324  
Investment, Identifier [Axis]: Surplus Solutions, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     17,013  
Fair value, end of period 16,970   16,970  
Investment, Identifier [Axis]: T&D AcquisitionCo, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (37)   (37)  
Investment, Identifier [Axis]: T&D AcquisitionCo, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (22)   (22)  
Investment, Identifier [Axis]: T&D AcquisitionCo, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 10,073   10,073  
Investment, Identifier [Axis]: TB Senior Loan Fund 1, LLC        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period 0   0  
Gross Additions 32,550   32,550  
Gross Reductions 0   0  
Net Realized Gain (Loss) 0   0  
Net Change in Unrealized Appreciation (Depreciation) 65   65  
Fair value, end of period 32,615   32,615  
Dividend, Interest, PIK and Other Income 393   393  
Investment, Identifier [Axis]: TB Senior Loan Fund 1, LLC | Interest        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [20],[38],[39],[40] 32,615   32,615  
Investment, Identifier [Axis]: TCG Services, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (35)  
Fair value, end of period [7] (32)   (32)  
Investment, Identifier [Axis]: TCG Services, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (25)  
Investment, Identifier [Axis]: TCG Services, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (22)   (22)  
Investment, Identifier [Axis]: TCG Services, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,322  
Fair value, end of period 7,293   7,293  
Investment, Identifier [Axis]: TSR Concrete Intermediate, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (64)  
Fair value, end of period 1,894   1,894  
Investment, Identifier [Axis]: TSR Concrete Intermediate, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (62)  
Investment, Identifier [Axis]: TSR Concrete Intermediate, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 2,854   2,854  
Investment, Identifier [Axis]: TSR Concrete Intermediate, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     24,934  
Fair value, end of period 25,009   25,009  
Investment, Identifier [Axis]: Teel Plastics, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (27)  
Investment, Identifier [Axis]: Teel Plastics, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 582   582  
Investment, Identifier [Axis]: Teel Plastics, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     31,351  
Fair value, end of period 31,225   31,225  
Investment, Identifier [Axis]: The Channel Company, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     32  
Fair value, end of period 18   18  
Investment, Identifier [Axis]: The Channel Company, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 2,264   2,264  
Investment, Identifier [Axis]: The Channel Company, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,892  
Investment, Identifier [Axis]: The Channel Company, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     471  
Investment, Identifier [Axis]: The Chempetitive Group, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,344   1,344  
Investment, Identifier [Axis]: The Chempetitive Group, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 305   305  
Investment, Identifier [Axis]: The Chempetitive Group, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 13,307   13,307  
Investment, Identifier [Axis]: The Chempetitve Group, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,335  
Investment, Identifier [Axis]: The Chempetitve Group, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     301  
Investment, Identifier [Axis]: The Chempetitve Group, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     13,356  
Investment, Identifier [Axis]: Therapy Spot Acquisition, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (27)   (27)  
Investment, Identifier [Axis]: Therapy Spot Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 170   170  
Investment, Identifier [Axis]: Therapy Spot Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 4,324   4,324  
Investment, Identifier [Axis]: Therapy2000 Acquisition, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (19)  
Fair value, end of period [7] (17)   (17)  
Investment, Identifier [Axis]: Therapy2000 Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     580  
Investment, Identifier [Axis]: Therapy2000 Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 582   582  
Investment, Identifier [Axis]: Therapy2000 Acquisition, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,971  
Fair value, end of period 15,282   15,282  
Investment, Identifier [Axis]: Third Holdco, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (43)  
Fair value, end of period [7] (39)   (39)  
Investment, Identifier [Axis]: Third Holdco, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (72)  
Investment, Identifier [Axis]: Third Holdco, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (66)   (66)  
Investment, Identifier [Axis]: Third Holdco, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     24,220  
Fair value, end of period 24,121   24,121  
Investment, Identifier [Axis]: Trademark Global, LLC | First lien senior secured revolving loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     19  
Fair value, end of period [11] 16   16  
Investment, Identifier [Axis]: Trademark Global, LLC | First lien senior secured revolving loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     11  
Fair value, end of period [7],[11] (62)   (62)  
Investment, Identifier [Axis]: Trademark Global, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     809  
Investment, Identifier [Axis]: Trademark Global, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [11] 44   44  
Investment, Identifier [Axis]: Trademark Global, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [11] 938   938  
Investment, Identifier [Axis]: Transitions Intermediate Holdings, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (5)  
Fair value, end of period [7] (5)   (5)  
Investment, Identifier [Axis]: Transitions Intermediate Holdings, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (15)  
Investment, Identifier [Axis]: Transitions Intermediate Holdings, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (8)   (8)  
Investment, Identifier [Axis]: Transitions Intermediate Holdings, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10,409  
Fair value, end of period 10,386   10,386  
Investment, Identifier [Axis]: Treat Planet Acquisition, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (15)  
Investment, Identifier [Axis]: Treat Planet Acquisition, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (11)   (11)  
Investment, Identifier [Axis]: Treat Planet Acquisition, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,465  
Fair value, end of period 8,195   8,195  
Investment, Identifier [Axis]: Treat Planet Acquisition, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     8,222  
Fair value, end of period 5,448   5,448  
Investment, Identifier [Axis]: Triad Technologies, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (2)  
Investment, Identifier [Axis]: Triad Technologies, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (1)   (1)  
Investment, Identifier [Axis]: Triad Technologies, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,127  
Fair value, end of period 1,127   1,127  
Investment, Identifier [Axis]: TruBlue LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (26)  
Investment, Identifier [Axis]: TruBlue LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (16)  
Investment, Identifier [Axis]: TruBlue LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (13)   (13)  
Investment, Identifier [Axis]: TruBlue LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,058  
Fair value, end of period 5,043   5,043  
Investment, Identifier [Axis]: TruSource Foods LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (34)  
Fair value, end of period 3,276   3,276  
Investment, Identifier [Axis]: TruSource Foods LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,288  
Fair value, end of period [7] (31)   (31)  
Investment, Identifier [Axis]: TruSource Foods LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     985  
Investment, Identifier [Axis]: TruSource Foods LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 891   891  
Investment, Identifier [Axis]: TruSource Foods LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,471  
Fair value, end of period 9,435   9,435  
Investment, Identifier [Axis]: Twin Brook Equity Holdings, LLC        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period 98,589 85,539 103,655 80,638
Gross Additions 2,337 4,271 5,157 7,775
Gross Reductions (502) (1,540) (8,963) (2,084)
Net Realized Gain (Loss) 2 369 4,799 714
Net Change in Unrealized Appreciation (Depreciation) 2,641 3,214 (1,581) 4,810
Fair value, end of period 103,067 91,853 103,067 91,853
Dividend, Interest, PIK and Other Income 21 0 21 0
Investment, Identifier [Axis]: Twin Brook Equity Holdings, LLC | Equity interest        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [41],[42],[43]     103,655  
Fair value, end of period [38],[39],[40] 103,067   103,067  
Investment, Identifier [Axis]: Twin Brook Segregated Equity Holdings, LLC        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period 16 19 15 16
Gross Additions 0 0 0 0
Gross Reductions 0 0 0 0
Net Realized Gain (Loss) 0 0 0 0
Net Change in Unrealized Appreciation (Depreciation) 0 (4) 1 (1)
Fair value, end of period 16 15 16 15
Dividend, Interest, PIK and Other Income 0 $ 0 0 $ 0
Investment, Identifier [Axis]: Twin Brook Segregated Equity Holdings, LLC | Equity interest        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [41],[42],[43]     15  
Fair value, end of period [38],[39],[40] 16   16  
Investment, Identifier [Axis]: U.S. BioTek Laboratories, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (9)   (9)  
Investment, Identifier [Axis]: U.S. BioTek Laboratories, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 12,224   12,224  
Investment, Identifier [Axis]: US Anchors Group Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (21)  
Fair value, end of period 2,117   2,117  
Investment, Identifier [Axis]: US Anchors Group Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     393  
Investment, Identifier [Axis]: US Anchors Group Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,691   1,691  
Investment, Identifier [Axis]: US Anchors Group Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     20,598  
Fair value, end of period 20,478   20,478  
Investment, Identifier [Axis]: US Foot and Ankle Specialists, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     13,851  
Fair value, end of period 13,810   13,810  
Investment, Identifier [Axis]: US Foot and Ankle Specialists, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (9)  
Investment, Identifier [Axis]: US Foot and Ankle Specialists, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,347   1,347  
Investment, Identifier [Axis]: US Foot and Ankle Specialists, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     19,190  
Fair value, end of period 19,141   19,141  
Investment, Identifier [Axis]: USSC Holding Corp | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,911  
Fair value, end of period 9,851   9,851  
Investment, Identifier [Axis]: USSC Holding Corp | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,684  
Investment, Identifier [Axis]: USSC Holding Corp | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 3,677   3,677  
Investment, Identifier [Axis]: USSC Holding Corp | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     34,004  
Investment, Identifier [Axis]: USSC Holding Corp | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 33,821   33,821  
Investment, Identifier [Axis]: USSC Holding Corp | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 2,371   2,371  
Investment, Identifier [Axis]: United Land Services Opco Parent, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,219  
Fair value, end of period 369   369  
Investment, Identifier [Axis]: United Land Services Opco Parent, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     370  
Fair value, end of period 4,383   4,383  
Investment, Identifier [Axis]: United Land Services Opco Parent, LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,372  
Fair value, end of period 1,213   1,213  
Investment, Identifier [Axis]: United Land Services Opco Parent, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6],[44]     0  
Investment, Identifier [Axis]: United Land Services Opco Parent, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 40   40  
Investment, Identifier [Axis]: United Land Services Opco Parent, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     348  
Fair value, end of period 346   346  
Investment, Identifier [Axis]: Universal Pure, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     362  
Fair value, end of period 363   363  
Investment, Identifier [Axis]: Universal Pure, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [45]     6,949  
Fair value, end of period [46] 7,000   7,000  
Investment, Identifier [Axis]: Universal Pure, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     17,343  
Investment, Identifier [Axis]: Universal Pure, LLC | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 631   631  
Investment, Identifier [Axis]: Universal Pure, LLC | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 17,392   17,392  
Investment, Identifier [Axis]: Upswell Group, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (18)   (18)  
Investment, Identifier [Axis]: Upswell Group, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 16,534   16,534  
Investment, Identifier [Axis]: VIT Nyckel Acquisition AB | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (34)  
Investment, Identifier [Axis]: VIT Nyckel Acquisition AB | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,334   1,334  
Investment, Identifier [Axis]: VIT Nyckel Acquisition AB | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,916  
Fair value, end of period 7,897   7,897  
Investment, Identifier [Axis]: Value Added Distributors, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (40)  
Investment, Identifier [Axis]: Value Added Distributors, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (35)   (35)  
Investment, Identifier [Axis]: Value Added Distributors, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     11,987  
Fair value, end of period 11,944   11,944  
Investment, Identifier [Axis]: Vanguard Packaging, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,458  
Fair value, end of period 715   715  
Investment, Identifier [Axis]: Vanguard Packaging, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10,033  
Fair value, end of period 9,929   9,929  
Investment, Identifier [Axis]: Varsity DuvaSawko Operating Corp | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [47]     1,520  
Investment, Identifier [Axis]: Varsity DuvaSawko Operating Corp | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,520   1,520  
Investment, Identifier [Axis]: Varsity DuvaSawko Operating Corp | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     44,819  
Fair value, end of period 44,703   44,703  
Investment, Identifier [Axis]: Varsity Rejuvenate Management, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     3,206  
Fair value, end of period 3,200   3,200  
Investment, Identifier [Axis]: Varsity Rejuvenate Management, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (20)  
Investment, Identifier [Axis]: Varsity Rejuvenate Management, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (16)   (16)  
Investment, Identifier [Axis]: Varsity Rejuvenate Management, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,805  
Fair value, end of period 5,793   5,793  
Investment, Identifier [Axis]: VersiCare Management LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     629  
Fair value, end of period 634   634  
Investment, Identifier [Axis]: VersiCare Management LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     541  
Investment, Identifier [Axis]: VersiCare Management LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 1,033   1,033  
Investment, Identifier [Axis]: VersiCare Management LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,652  
Fair value, end of period 7,486   7,486  
Investment, Identifier [Axis]: VetEvolve Holdings, LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     11,363  
Fair value, end of period 8,160   8,160  
Investment, Identifier [Axis]: VetEvolve Holdings, LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,312  
Fair value, end of period 11,335   11,335  
Investment, Identifier [Axis]: VetEvolve Holdings, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (22)  
Investment, Identifier [Axis]: VetEvolve Holdings, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (17)   (17)  
Investment, Identifier [Axis]: VetEvolve Holdings, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     11,505  
Fair value, end of period 11,463   11,463  
Investment, Identifier [Axis]: Vintage Parts, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (14)  
Investment, Identifier [Axis]: Vintage Parts, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (11)   (11)  
Investment, Identifier [Axis]: Vintage Parts, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     15,983  
Fair value, end of period 15,917   15,917  
Investment, Identifier [Axis]: Vital Geriatrics Group Buyer, Inc | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period [7] (46)   (46)  
Investment, Identifier [Axis]: Vital Geriatrics Group Buyer, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (29)  
Investment, Identifier [Axis]: Vital Geriatrics Group Buyer, Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (30)   (30)  
Investment, Identifier [Axis]: Vital Geriatrics Group Buyer, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     10,437  
Fair value, end of period 18,642   18,642  
Investment, Identifier [Axis]: WCI Volt Purchaser, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (19)  
Investment, Identifier [Axis]: WCI Volt Purchaser, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (11)   (11)  
Investment, Identifier [Axis]: WCI Volt Purchaser, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     7,647  
Fair value, end of period 14,642   14,642  
Investment, Identifier [Axis]: WTWH Buyer, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (26)  
Investment, Identifier [Axis]: WTWH Buyer, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (14)   (14)  
Investment, Identifier [Axis]: WTWH Buyer, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     13,773  
Fair value, end of period 13,972   13,972  
Investment, Identifier [Axis]: Walker Sands, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (19)  
Investment, Identifier [Axis]: Walker Sands, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (18)   (18)  
Investment, Identifier [Axis]: Walker Sands, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     8,731  
Fair value, end of period 10,029   10,029  
Investment, Identifier [Axis]: Western Veterinary Partners LLC | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     312  
Fair value, end of period 487   487  
Investment, Identifier [Axis]: Western Veterinary Partners LLC | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     24,217  
Fair value, end of period 23,968   23,968  
Investment, Identifier [Axis]: Western Veterinary Partners LLC | First lien senior secured delayed draw term loan 3        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,787  
Fair value, end of period 4,185   4,185  
Investment, Identifier [Axis]: Western Veterinary Partners LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     0  
Investment, Identifier [Axis]: Western Veterinary Partners LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 0   0  
Investment, Identifier [Axis]: Western Veterinary Partners LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,230  
Fair value, end of period 9,202   9,202  
Investment, Identifier [Axis]: Westminster Cracker Company, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     224  
Fair value, end of period 228   228  
Investment, Identifier [Axis]: Westminster Cracker Company, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     9,399  
Fair value, end of period 9,360   9,360  
Investment, Identifier [Axis]: Wolf Gordon Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (55)  
Investment, Identifier [Axis]: Wolf Gordon Inc | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (38)   (38)  
Investment, Identifier [Axis]: Wolf Gordon Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     25,139  
Investment, Identifier [Axis]: Wolf Gordon Inc | First lien senior secured term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 5,049   5,049  
Investment, Identifier [Axis]: Wolf Gordon Inc | First lien senior secured term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period 25,112   25,112  
Investment, Identifier [Axis]: Woodson and Bozeman, LLC | First lien senior secured delayed draw term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (33)  
Fair value, end of period [7] (30)   (30)  
Investment, Identifier [Axis]: Woodson and Bozeman, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period [6]     (30)  
Investment, Identifier [Axis]: Woodson and Bozeman, LLC | First lien senior secured revolving loan | TCAP JV        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, end of period (28)   (28)  
Investment, Identifier [Axis]: Woodson and Bozeman, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     5,845  
Fair value, end of period 5,823   5,823  
Investment, Identifier [Axis]: Yard-Nique, Inc | First lien senior secured delayed draw term loan 1        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,787  
Investment, Identifier [Axis]: Yard-Nique, Inc | First lien senior secured delayed draw term loan 2        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     2,536  
Investment, Identifier [Axis]: Yard-Nique, Inc | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     1,806  
Investment, Identifier [Axis]: Yard-Nique, Inc | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     6,903  
Investment, Identifier [Axis]: Zipline Logistics, LLC | First lien senior secured revolving loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     825  
Fair value, end of period 861   861  
Investment, Identifier [Axis]: Zipline Logistics, LLC | First lien senior secured term loan        
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]        
Fair value, beginning of period     4,959  
Fair value, end of period $ 5,092   $ 5,092  
[1] Unless otherwise indicated, all investments are considered Level 3 investments.
[2] Unless otherwise indicated, all investments represent co-investments made with the Company’s affiliates in accordance with the terms of the exemptive relief that the Company received from the U.S. Securities and Exchange Commission. Refer to Note 6 for further information.
[3] Unless otherwise indicated, all investments represent co-investments made with the Company’s affiliates in accordance with the terms of the exemptive relief that the Company received from the U.S. Securities and Exchange Commission. Refer to Note 6 for further information.
[4] Unless otherwise indicated, all investments are considered Level 3 investments.
[5] Principal balance includes reserve for letter of credit of $147,760 on which the borrower pays 5.50%.
[6] Represents revolvers and delayed draw term loans where the entire balance is unfunded as of December 31, 2025. The negative fair value is a result of the commitment being valued below par. Refer to Note 8 for further information.
[7] The negative fair value is a result of the unfunded commitment being valued below par as of June 30, 2026. Refer to Note 8 for further information.
[8] Principal balance includes reserve for letter of credit of $49,465 on which the borrower pays 5.25%.
[9] Principal balance includes reserve for letter of credit of $101,000 on which the borrower pays 5.00%.
[10] Indicates loan was on non-accrual status as of December 31, 2025.
[11] Indicates Loan was on non-accrual status as of June 30, 2026.
[12] Principal balance includes reserve for letter of credit of $3,517 on which the borrower pays 6.75%.
[13] Principal balance includes reserve for letter of credit of $3,517 on which the borrower pays 6.75%.
[14] Principal balance includes reserve for letter of credit of $16,960 on which the borrower pays 4.75%.
[15] Principal balance includes reserve for letter of credit of $505,140 on which the borrower pays 5.25%.
[16] Principal balance includes reserve for letter of credit of $304,425 on which the borrower pays 5.00%.
[17] Principal balance includes reserve for letter of credit of $881,210 on which the borrower pays 5.50%.
[18] Principal balance includes reserve for letter of credit of $1,409,936 on which the borrower pays 5.50%.
[19] Represents investments that the Company has determined are not “qualifying assets” under Section 55(a) of the 1940 Act. Under the 1940 Act, we may not acquire any non-qualifying asset unless, at the time such acquisition is made, qualifying assets represent at least 70% of our total assets. The status of these assets under the 1940 Act is subject to change. The Company monitors the status of these assets on an ongoing basis. As of December 31, 2025, non-qualifying assets represented approximately 3.04% of the total assets of the Company.
[20] Represents investments that the Company has determined are not “qualifying assets” under Section 55(a) of the 1940 Act. Under the 1940 Act, we may not acquire any non-qualifying asset unless, at the time such acquisition is made, qualifying assets represent at least 70% of our total assets. The status of these assets under the 1940 Act is subject to change. The Company monitors the status of these assets on an ongoing basis. As of June 30, 2026, non-qualifying assets represented approximately 4.46% of the total assets of the Company.
[21] Principal balance includes reserve for letter of credit of $927,380 on which the borrower pays 5.00%.
[22] Principal balance includes reserve for letter of credit of $238,050 on which the borrower pays 5.25%.
[23] Principal balance includes reserve for letter of credit of $3,659 on which the borrower pays 5.75%.
[24] Principal balance includes reserve for letter of credit of $168,934 on which the borrower pays 6.00%.
[25] Principal balance includes reserve for letter of credit of $94,608 on which the borrower pays 5.25%.
[26] Principal balance includes reserve for letter of credit of $27,687 on which the borrower pays 5.50%.
[27] Principal balance includes reserve for letter of credit of $248,440 on which the borrower pays 5.25%.
[28] Principal balance includes reserve for letter of credit of $1,233,299 on which the borrower pays 5.75%.
[29] Principal balance includes reserve for letter of credit of $45,563 on which the borrower pays 5.50%.
[30] Principal balance includes reserve for letter of credit of $7,896 on which the borrower pays 6.50%.
[31] Principal balance includes reserve for letter of credit of $49,938 on which the borrower pays 5.25%.
[32] Principal balance includes reserve for letter of credit of $7,860 on which the borrower pays 6.00%.
[33] Principal balance includes reserve for letter of credit of $7,875 on which the borrower pays 6.00% + 0.50% PIK.
[34] Principal balance includes reserve for letter of credit of $10,500 on which the borrower pays 6.00% + 0.50% PIK.
[35] Principal balance includes reserve for letter of credit of $400,400 on which the borrower pays 5.00%.
[36] Principal balance includes reserve for letter of credit of $62,209 on which the borrower pays 5.50%.
[37] Principal balance includes reserve for letter of credit of $60,610 on which the borrower pays 6.00%.
[38] As a practical expedient, the Company uses net asset value to determine the fair value of this investment. Consistent with FASB guidance under ASC 820, these investments are excluded from the hierarchical levels. This represents an investment in an affiliated fund.
[39] Non-income producing investment.
[40] Securities exempt from registration under the Securities Act of 1933 (the “Securities Act”), and may be deemed to be “restricted securities” under the Securities Act. As of June 30, 2026, the aggregate fair value of these securities is $135,698 or 5.05% of the Company's net assets.
[41] As a practical expedient, the Company uses net asset value to determine the fair value of this investment. Consistent with FASB guidance under ASC 820, these investments are excluded from the hierarchical levels. This represents an investment in an affiliated fund.
[42] Non-income producing investment.
[43] Securities exempt from registration under the Securities Act of 1933 (the “Securities Act”), and may be deemed to be “restricted securities” under the Securities Act. As of December 31, 2025, the aggregate fair value of these securities is $103,670 or 4.35% of the Company's net assets. The “restricted securities,” Twin Brook Equity Holdings, LLC and Twin Brook Segregated Equity Holdings, LLC, were purchased on May 19, 2022 and July 28, 2023, respectively.
[44] Principal balance includes reserve for letter of credit of $30,948 on which the borrower pays 6.00%.
[45] Principal balance includes reserve for letter of credit of $116,312 on which the borrower pays 4.50% + 1.75% PIK.
[46] Principal balance includes reserve for letter of credit of $116,312 on which the borrower pays 4.25% + 2.00% PIK.
[47] Principal balance includes reserve for letter of credit of $532,875 on which the borrower pays 5.00%.