v3.26.1
Fair Value of Financial Instruments - Schedule of Reconciliation of the Beginning and Ending Balances for Investments that Use Level 3 Inputs (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Net realized gain/ (loss) on investments $ 3 $ (528) $ 91 $ (528)
Net change in unrealized gain/ (loss) on investments 589 (1,903) (3,240) (1,007)
Level 3        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Beginning Balance     921,965 399,268
Purchases and other adjustments to cost     88,258 339,599
Sales and repayments     (87,683) (33,811)
Transfers in     3,708  
Transfers out       (29,589)
Net realized gain/ (loss) on investments     52 (528)
Net change in unrealized gain/ (loss) on investments     (2,912) (981)
Net accretion of discount on investments     1,301 860
Restructures     0  
Ending Balance 924,689 674,818 924,689 674,818
Net change in unrealized appreciation (depreciation) on investments still held     $ (2,187) $ (1,051)
Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]     Gain (Loss), Investment and Derivative, Operating, and Foreign Currency Transaction, after Tax Gain (Loss), Investment and Derivative, Operating, and Foreign Currency Transaction, after Tax
First Lien Senior Secured | Level 3        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Beginning Balance     $ 890,459 $ 393,203
Purchases and other adjustments to cost     82,362 312,617
Sales and repayments     (72,113) (33,811)
Transfers in     (0)  
Transfers out       (19,730)
Net realized gain/ (loss) on investments     (16) (528)
Net change in unrealized gain/ (loss) on investments     (3,764) (765)
Net accretion of discount on investments     1,249 851
Restructures     (9,618)  
Ending Balance 888,559 651,837 888,559 651,837
Net change in unrealized appreciation (depreciation) on investments still held     (2,593) (876)
Second Lien Senior Secured | Level 3        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Beginning Balance     15,600 0
Purchases and other adjustments to cost     27 25,467
Sales and repayments     (15,000) 0
Transfers in     3,708  
Transfers out       (9,859)
Net realized gain/ (loss) on investments     68 0
Net change in unrealized gain/ (loss) on investments     190 (120)
Net accretion of discount on investments     52 9
Restructures     8,944  
Ending Balance 13,589 15,497 13,589 15,497
Net change in unrealized appreciation (depreciation) on investments still held     (258) (81)
Equity | Level 3        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Beginning Balance     15,856 6,065
Purchases and other adjustments to cost     5,869 1,515
Sales and repayments     (570) 0
Transfers in     0  
Transfers out       0
Net realized gain/ (loss) on investments     0 0
Net change in unrealized gain/ (loss) on investments     668 (168)
Net accretion of discount on investments     0 0
Restructures     674  
Ending Balance 22,497 7,412 22,497 7,412
Net change in unrealized appreciation (depreciation) on investments still held     670 (166)
Warrant | Level 3        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Beginning Balance     50 0
Purchases and other adjustments to cost     0 0
Sales and repayments     0 0
Transfers in     0  
Transfers out       0
Net realized gain/ (loss) on investments     0 0
Net change in unrealized gain/ (loss) on investments     (6) 72
Net accretion of discount on investments     0 0
Restructures     0  
Ending Balance $ 44 $ 72 44 72
Net change in unrealized appreciation (depreciation) on investments still held     $ (6) $ 72