v3.26.1
Investments - Schedule of Changes in Fair Value of Investments (Details) - Level 3 - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Schedule of Investments [Line Items]        
Fair value, beginning balance $ 1,403,311 $ 976,300 $ 1,361,179  
Net realized gains (losses) 394 1,190 454 $ 1,276
Net change in unrealized gains (losses) 933 (536) (14,731) (351)
Net amortization on investments 400 740 905 949
Purchases, including capitalized PIK 143,546 [1] 63,913 [2] 216,705 [1] 1,046,601 [2]
Sales (42,249) [1] (8,122) [2] (58,177) [1] (14,990) [2]
Transfers out of Level 3 [3] (57,435)   (57,435)  
Fair value, ending balance 1,448,900 1,033,485 1,448,900 1,033,485
Net change in unrealized gains (losses) on Level 3 investments still held $ 933 $ (536) $ (14,731) $ (351)
Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction Price Change, Operating, after Tax Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction Price Change, Operating, after Tax Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction Price Change, Operating, after Tax Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction Price Change, Operating, after Tax
First Lien Secured Debt        
Schedule of Investments [Line Items]        
Fair value, beginning balance $ 1,398,895 [4] $ 976,267 [5] $ 1,359,356 [4]  
Net realized gains (losses) 394 [4] 1,190 [5] 454 [4] $ 1,276 [5]
Net change in unrealized gains (losses) 1,217 [4] (537) [5] (14,490) [4] (352) [5]
Net amortization on investments 400 [4] 740 [5] 905 [4] 949 [5]
Purchases, including capitalized PIK 143,478 [1],[4] 63,913 [2],[5] 214,087 [1],[4] 1,046,568 [2],[5]
Sales (42,249) [1],[4] (8,122) [2],[5] (58,177) [1],[4] (14,990) [2],[5]
Transfers out of Level 3 [3] (57,435)   (57,435)  
Fair value, ending balance 1,444,700 [4] 1,033,451 [5] 1,444,700 [4] 1,033,451 [5]
Net change in unrealized gains (losses) on Level 3 investments still held 1,217 [4] (537) [5] (14,490) [4] (352) [5]
Preferred Equity        
Schedule of Investments [Line Items]        
Fair value, beginning balance 34 33 34  
Net change in unrealized gains (losses) 0 1 0 1
Purchases, including capitalized PIK [2]       33
Fair value, ending balance 34 34 34 34
Net change in unrealized gains (losses) on Level 3 investments still held 0 $ 1 0 $ 1
Common Equity        
Schedule of Investments [Line Items]        
Fair value, beginning balance 4,382   1,789  
Net change in unrealized gains (losses) (284)   (241)  
Purchases, including capitalized PIK [1] 68   2,618  
Fair value, ending balance 4,166   4,166  
Net change in unrealized gains (losses) on Level 3 investments still held $ (284)   $ (241)  
[1] Includes reorganizations and restructuring of investments.
[2] Includes reorganizations and restructuring of investments.
[3] Transfers out (if any) of Level 3 are due to an increase in the quantity and reliability of broker quotes obtained and transfers into (if any) Level 3 are due to a
decrease in the quantity and reliability of broker quotes obtained as assessed by the Adviser. Transfers are assumed to have occurred at the end of the period. There were no transfers between Level 1 and Level 2 fair value measurements during the periods shown.
[4] Includes unfunded commitments measured at fair value.
[5] Includes unfunded commitments measured at fair value.