v3.25.4
Fair Value - Level III Rollforward (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Total    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance $ 1,334,581 $ 1,210,282
Purchases, including capitalized PIK and revolver fundings 442,270 454,707
Proceeds from sales and paydowns of investments (369,309) (312,489)
Transfers into Level III 60,585 26,481
Transfers out of Level III (59,842) (45,172)
Ending balance 1,397,416 1,334,581
Net change in unrealized (depreciation) appreciation for the period relating to those Level III assets that were still held by the Company at the end of the period: (5,038) (661)
Total | Net realized losses on investments    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Total gains or losses included in earnings (13,000) (566)
Total | Net change in unrealized appreciation (depreciation)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Total gains or losses included in earnings 2,131 1,338
First lien    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance 1,313,264 1,167,465
Purchases, including capitalized PIK and revolver fundings 422,224 443,888
Proceeds from sales and paydowns of investments (358,509) (292,129)
Transfers into Level III 41,306 26,481
Transfers out of Level III (59,842) (32,787)
Ending balance 1,348,090 1,313,264
Net change in unrealized (depreciation) appreciation for the period relating to those Level III assets that were still held by the Company at the end of the period: (4,205) (787)
First lien | Net realized losses on investments    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Total gains or losses included in earnings (13,000) (566)
First lien | Net change in unrealized appreciation (depreciation)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Total gains or losses included in earnings 2,647 912
Second lien    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance 10,488 42,816
Purchases, including capitalized PIK and revolver fundings 0 0
Proceeds from sales and paydowns of investments (10,800) (20,360)
Transfers into Level III 19,279 0
Transfers out of Level III 0 (12,385)
Ending balance 19,288 10,488
Net change in unrealized (depreciation) appreciation for the period relating to those Level III assets that were still held by the Company at the end of the period: 4 115
Second lien | Net realized losses on investments    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Total gains or losses included in earnings 0 0
Second lien | Net change in unrealized appreciation (depreciation)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Total gains or losses included in earnings 321 417
Subordinated    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance 4,766 1
Purchases, including capitalized PIK and revolver fundings 6,666 4,754
Proceeds from sales and paydowns of investments 0 0
Transfers into Level III 0 0
Transfers out of Level III 0 0
Ending balance 11,549 4,766
Net change in unrealized (depreciation) appreciation for the period relating to those Level III assets that were still held by the Company at the end of the period: 117 11
Subordinated | Net realized losses on investments    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Total gains or losses included in earnings 0 0
Subordinated | Net change in unrealized appreciation (depreciation)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Total gains or losses included in earnings 117 11
Equity and other    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance 6,063 0
Purchases, including capitalized PIK and revolver fundings 13,380 6,065
Proceeds from sales and paydowns of investments 0 0
Transfers into Level III 0 0
Transfers out of Level III 0 0
Ending balance 18,489 6,063
Net change in unrealized (depreciation) appreciation for the period relating to those Level III assets that were still held by the Company at the end of the period: (954) 0
Equity and other | Net realized losses on investments    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Total gains or losses included in earnings 0 0
Equity and other | Net change in unrealized appreciation (depreciation)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Total gains or losses included in earnings $ (954) $ (2)