v3.26.3
Investments - Schedule of Changes in Fair Value of Investments (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Schedule of Investments [Line Items]        
Fair value, Beginning balance $ 929,825 [1] $ 922,161 [2] $ 935,982 $ 895,662
Net realized gains (losses) (4,705) (8,813) (4,115) (8,397)
Net change in unrealized gains (losses) $ (541) $ (3,717) $ (20,378) $ (5,267)
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 $ 826 $ 839 $ 2,033 $ 2,270
Purchases, including capitalized PIK 46,271 [3] 41,678 [4] 129,226 [3] 170,979 [4]
Proceeds from sales and repayments of investments (48,180) [3] (60,165) [4] (119,252) [3] (155,830) [4]
Fair Value, Ending Balance [1] 923,496 899,417 [2] 923,496 899,417 [2]
Net change in unrealized gains (losses) on Level 3 investments still held $ (5,415) $ 7,028 $ (23,499) $ 1,883
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 $ 929,216 [1] $ 917,856 [2] $ 931,987 $ 892,748
Net realized gains (losses) (4,705) (8,813) (4,115) (8,397)
Net change in unrealized gains (losses) $ (586) $ 5,170 $ (16,932) $ (3,397)
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 $ 826 $ 839 $ 2,033 $ 2,270
Purchases, including capitalized PIK 46,264 [3] 38,858 [4] 129,114 [3] 166,351 [4]
Proceeds from sales and repayments of investments (48,180) [3] (60,165) [4] (119,252) [3] (155,830) [4]
Fair Value, Ending Balance [1] 922,835 893,745 [2] 922,835 893,745 [2]
Net change in unrealized gains (losses) on Level 3 investments still held $ (5,465) $ 7,357 $ (20,059) $ 3,748
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   $ 19 [2]   $ 19
Net change in unrealized gains (losses) $ (5)   $ (5)  
Purchases, including capitalized PIK 5 [3]   5 [4]  
Fair Value, Ending Balance [1] 0 19 [2] 0 19 [2]
Common Equity/Interests        
Schedule of Investments [Line Items]        
Fair value, Beginning balance 609 [1] 4,286 [2] 3,995 2,895
Net change in unrealized gains (losses) 50 (1,453) (3,441) (1,870)
Purchases, including capitalized PIK 2 [3] 2,820 [4] 107 [3] 4,628 [4]
Fair Value, Ending Balance [1] 661 5,653 [2] 661 5,653 [2]
Net change in unrealized gains (losses) on Level 3 investments still held $ 50 $ (329) $ (3,441) $ (1,865)
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 unfunded commitments measured at fair value of $(642).
[2] Includes unfunded commitments measured at fair value of $(389).
[3] Includes reorganizations and restructuring of investments.
[4] Includes reorganizations and restructuring of investments.