v3.26.1
Investments - Schedule of Changes in Fair Value of Investments (Details) - 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 $ 928,533 $ 929,891 $ 935,982 $ 895,661
Net realized gains (losses) 114 (213) 590 417
Net change in unrealized gains (losses) $ (6,115) $ (3,310) $ (19,838) $ (8,984)
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Realized Investment Gains (Losses) Realized Investment Gains (Losses) Realized Investment Gains (Losses) Realized Investment Gains (Losses)
Net amortization on investments $ 626 $ 493 $ 1,207 $ 1,432
Purchases, including capitalized PIK 33,683 [1] 44,474 [2] 82,958 [1] 129,301 [2]
Proceeds from sales and repayments of investments (27,016) [1] (49,173) [2] (71,074) [1] (95,666) [2]
Fair Value, Ending Balance 929,825 [3] 922,161 [4] 929,825 [3] 922,161 [4]
Net change in unrealized gains (losses) on Level 3 investments still held $ (8,522) $ (3,310) $ (20,028) $ (8,984)
Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Unrealized Gain (Loss) on Investments Unrealized Gain (Loss) on Investments Unrealized Gain (Loss) on Investments Unrealized Gain (Loss) on Investments
First Lien Secured Debt        
Schedule of Investments [Line Items]        
Fair value, Beginning balance $ 925,594 $ 926,122 $ 931,987 $ 892,748
Net realized gains (losses) 114 (213) 590 417
Net change in unrealized gains (losses) $ (3,785) $ (2,187) $ (16,347) $ (8,567)
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Realized Investment Gains (Losses) Realized Investment Gains (Losses) Realized Investment Gains (Losses) Realized Investment Gains (Losses)
Net amortization on investments $ 626 $ 493 $ 1,207 $ 1,432
Purchases, including capitalized PIK 33,683 [1] 42,814 [2] 82,853 [1] 127,492 [2]
Proceeds from sales and repayments of investments (27,016) [1] (49,173) [2] (71,074) [1] (95,666) [2]
Fair Value, Ending Balance 929,216 [3] 917,856 [4] 929,216 [3] 917,856 [4]
Net change in unrealized gains (losses) on Level 3 investments still held $ (6,191) $ (2,187) $ (16,537) $ (8,567)
Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Unrealized Gain (Loss) on Investments Unrealized Gain (Loss) on Investments Unrealized Gain (Loss) on Investments Unrealized Gain (Loss) on Investments
Unsecured Debt        
Schedule of Investments [Line Items]        
Fair value, Beginning balance $ 0 $ 19 $ 0 $ 19
Fair Value, Ending Balance 0 [3] 19 [4] 0 [3] 19 [4]
Common Equity/Interests        
Schedule of Investments [Line Items]        
Fair value, Beginning balance 2,939 3,750 3,995 2,895
Net change in unrealized gains (losses) (2,330) (1,124) (3,491) (417)
Purchases, including capitalized PIK 0 [1] 1,660 [2] 105 [1] 1,809 [2]
Fair Value, Ending Balance 609 [3] 4,286 [4] 609 [3] 4,286 [4]
Net change in unrealized gains (losses) on Level 3 investments still held $ (2,330) $ (1,124) $ (3,491) $ (417)
Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Unrealized Gain (Loss) on Investments Unrealized Gain (Loss) on Investments Unrealized Gain (Loss) on Investments Unrealized Gain (Loss) on Investments
[1] Includes reorganizations and restructuring of investments.
[2] Includes reorganizations and restructuring of investments.
[3] Includes unfunded commitments measured at fair value of $(702).
[4] Includes unfunded commitments measured at fair value of $(287).