v3.26.3
Borrowings - Schedule of Weighted Average Interest Rate (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Mass Mutual SPV I [Member]        
Debt Instrument [Line Items]        
Weighted Average Interest Rate [1] 0.00% 7.51% 6.94% 7.55%
Daily Average Amount of Outstanding Borrowings [1] $ 0 $ 187,500 $ 162,109 $ 189,207
BMO SPV II [Member]        
Debt Instrument [Line Items]        
Weighted Average Interest Rate 6.08% 6.64% 6.06% 6.75%
Daily Average Amount of Outstanding Borrowings $ 71,671 $ 97,757 $ 58,337 $ 95,861
Wells Fargo SPV III [Member]        
Debt Instrument [Line Items]        
Weighted Average Interest Rate 5.81% 6.49% 5.80% 6.43%
Daily Average Amount of Outstanding Borrowings $ 408,261 $ 499,413 $ 402,566 $ 412,471
JPM SPV V [Member]        
Debt Instrument [Line Items]        
Weighted Average Interest Rate 5.60% 6.06% 5.56% 6.06%
Daily Average Amount of Outstanding Borrowings $ 173,098 $ 72,082 $ 123,008 $ 72,082
Class A 2024 Notes [Member]        
Debt Instrument [Line Items]        
Weighted Average Interest Rate 5.44% 6.01% 5.41% 5.99%
Daily Average Amount of Outstanding Borrowings $ 174,000 $ 174,000 $ 174,000 $ 174,000
GS SPV VII [Member]        
Debt Instrument [Line Items]        
Weighted Average Interest Rate 5.80%   5.80%  
Daily Average Amount of Outstanding Borrowings [2] $ 87,500   $ 87,500  
Class A 2025 Notes [Member]        
Debt Instrument [Line Items]        
Weighted Average Interest Rate 5.36% 5.58% 5.39% 5.58%
Daily Average Amount of Outstanding Borrowings $ 174,000 $ 174,000 $ 174,000 $ 174,000
Tranche A Notes due 2028 [Member]        
Debt Instrument [Line Items]        
Weighted Average Interest Rate 5.94%   5.94%  
Daily Average Amount of Outstanding Borrowings $ 75,000   $ 75,000  
Tranche B Notes due 2029 [Member]        
Debt Instrument [Line Items]        
Weighted Average Interest Rate 5.94%   5.94%  
Daily Average Amount of Outstanding Borrowings [3] $ 75,000   $ 75,000  
Tranche C Notes due 2030 [Member]        
Debt Instrument [Line Items]        
Weighted Average Interest Rate 6.32%   6.32%  
Daily Average Amount of Outstanding Borrowings $ 75,000   $ 75,000  
Tranche D Notes due 2031 [Member]        
Debt Instrument [Line Items]        
Weighted Average Interest Rate 6.32%   6.32%  
Daily Average Amount of Outstanding Borrowings [3] $ 75,000   $ 75,000  
Debt [Member]        
Debt Instrument [Line Items]        
Weighted Average Interest Rate 5.78% 6.72% 5.84% 6.80%
Daily Average Amount of Outstanding Borrowings $ 1,306,736 $ 1,029,025 $ 1,249,631 $ 886,325
[1] MassMutual SPV I terminated on April 6, 2026. The Daily Average Amount of Outstanding Borrowings for the Nine Months Ended September 30, 2026 was calculated from the start of the period to termination date on April 6, 2026.
[2] GS SPV VII was entered into on September 14, 2026. The Daily Average Amount of Outstanding Borrowings for the Three and Nine Months Ended September 30, 2026 was calculated from the closing date of the facility to the end of the period.
[3] Tranche B Notes due 2029 and Tranche D Notes due 2031 were delivered and paid on March 17, 2026. The Daily Average Amount of Outstanding Borrowings for the Nine Months Ended September 30, 2026 was calculated from the payment date to the end of the period.