v3.26.1
Borrowings - Schedule of Borrowings (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Jun. 30, 2025
Dec. 27, 2024
Jan. 24, 2024
Oct. 04, 2023
Debt Instrument [Line Items]            
Less Deferred Financing Costs $ (13,984) $ (14,922)        
Amount per Consolidated Statements of Assets and Liabilities 2,189,355 2,245,118        
Line of Credit | Revolving Credit Facility            
Debt Instrument [Line Items]            
Total Aggregate Borrowing Capacity 2,830,000 3,130,000        
Total Principal Outstanding 2,203,339 2,260,040        
Less Deferred Financing Costs (13,984) (14,922)        
Amount per Consolidated Statements of Assets and Liabilities 2,189,355 2,245,118        
JPM Credit Facility | Line of Credit | Revolving Credit Facility            
Debt Instrument [Line Items]            
Total Aggregate Borrowing Capacity 1,050,000 1,050,000 $ 1,050,000 $ 800,000 $ 400,000 $ 400,000
Total Principal Outstanding 902,969 962,969        
Less Deferred Financing Costs (3,964) (4,241)        
Amount per Consolidated Statements of Assets and Liabilities 899,005 958,728        
JPM Revolver Facility | Line of Credit | Revolving Credit Facility            
Debt Instrument [Line Items]            
Total Aggregate Borrowing Capacity 780,000 780,000     505,000  
Total Principal Outstanding 307,216 2,216        
Less Deferred Financing Costs (2,475) (2,636)        
Amount per Consolidated Statements of Assets and Liabilities 304,741 (420)        
Wells Fargo Credit Facility | Line of Credit | Revolving Credit Facility            
Debt Instrument [Line Items]            
Total Aggregate Borrowing Capacity 300,000 300,000     $ 300,000  
Total Principal Outstanding 300,000 300,000        
Less Deferred Financing Costs 0 0        
Amount per Consolidated Statements of Assets and Liabilities 300,000 300,000        
2026 Notes | Line of Credit | Revolving Credit Facility            
Debt Instrument [Line Items]            
Total Aggregate Borrowing Capacity   300,000        
Total Principal Outstanding   300,000        
Less Deferred Financing Costs   0        
Amount per Consolidated Statements of Assets and Liabilities   300,000        
2029 Notes | Line of Credit | Revolving Credit Facility            
Debt Instrument [Line Items]            
Total Aggregate Borrowing Capacity 400,000 400,000        
Total Principal Outstanding 398,848 398,759        
Less Deferred Financing Costs (3,902) (4,202)        
Amount per Consolidated Statements of Assets and Liabilities 394,946 394,557        
2030 Notes | Line of Credit | Revolving Credit Facility            
Debt Instrument [Line Items]            
Total Aggregate Borrowing Capacity 300,000 300,000        
Total Principal Outstanding 294,306 296,096        
Less Deferred Financing Costs (3,643) (3,843)        
Amount per Consolidated Statements of Assets and Liabilities $ 290,663 $ 292,253