v3.26.1
Fair Value Measurements - Change in the fair value of financial instruments (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Change in fair value of financial instruments for which Level 3 inputs used to determine the fair value        
Payment-in-kind interest   $ (140)   $ (148)
Level 3        
Change in fair value of financial instruments for which Level 3 inputs used to determine the fair value        
Fair value, beginning of period $ 397,582 226,796 $ 361,554 209,214
Purchases of investments 59,425 42,481 129,117 71,437
Proceeds from principal repayments (28,325) (16,595) (61,848) (29,076)
Payment-in-kind interest 42 162 202 170
Accretion of discount/amortization of premium 702 526 1,410 911
Net realized gain (loss) 26 (1,012) 383 (1,008)
Net change in unrealized appreciation (depreciation) 463 1,999 (903) 2,709
Fair value, end of period 429,915 254,357 429,915 254,357
Net change in unrealized appreciation (depreciation) included in earnings related to financial instruments still held 463 1,999 (903) 2,709
Debt Investments | Level 3        
Change in fair value of financial instruments for which Level 3 inputs used to determine the fair value        
Fair value, beginning of period 396,540 226,796 360,727 209,214
Purchases of investments 59,425 42,114 129,117 71,070
Proceeds from principal repayments (28,325) (16,595) (61,848) (29,076)
Payment-in-kind interest 42 162 202 170
Accretion of discount/amortization of premium 702 526 1,410 911
Net realized gain (loss) 26 (1,012) 383 (1,008)
Net change in unrealized appreciation (depreciation) (1,771) 2,025 (3,352) 2,735
Fair value, end of period 426,639 254,016 426,639 254,016
Net change in unrealized appreciation (depreciation) included in earnings related to financial instruments still held (1,771) 2,025 (3,352) 2,735
Equity Investments | Level 3        
Change in fair value of financial instruments for which Level 3 inputs used to determine the fair value        
Fair value, beginning of period 1,042 0 827 0
Purchases of investments 0 367 0 367
Proceeds from principal repayments 0 0 0 0
Payment-in-kind interest 0 0 0 0
Accretion of discount/amortization of premium 0 0 0 0
Net realized gain (loss) 0 0 0 0
Net change in unrealized appreciation (depreciation) 2,234 (26) 2,449 (26)
Fair value, end of period 3,276 341 3,276 341
Net change in unrealized appreciation (depreciation) included in earnings related to financial instruments still held $ 2,234 $ (26) $ 2,449 $ (26)