v3.26.1
BORROWINGS - Schedule of SMBC Credit Facilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Sep. 05, 2025
May 28, 2025
Dec. 29, 2024
Dec. 10, 2024
Jun. 26, 2024
Line of Credit Facility [Line Items]              
Borrowings Outstanding $ 959,410 $ 544,819          
Revolving Credit Facility | ING Credit Facility              
Line of Credit Facility [Line Items]              
Total Facility     $ 500,000        
Revolving Credit Facility | ING Credit Facility | Line of Credit              
Line of Credit Facility [Line Items]              
Total Facility 200,000 150,000          
Borrowings Outstanding 87,000 0          
Unused Portion [1] 113,000 150,000          
Amount Available [2] 113,000 150,000          
Revolving Credit Facility | DB Credit Facility | Line of Credit              
Line of Credit Facility [Line Items]              
Total Facility 450,000 450,000   $ 325,000 $ 275,000 $ 350,000 $ 200,000
Borrowings Outstanding 365,500 345,000          
Unused Portion [1] 84,500 105,000          
Amount Available [2] 6,754 105,000          
Revolving Credit Facility | Securitization Debt | Line of Credit              
Line of Credit Facility [Line Items]              
Total Facility 387,891            
Borrowings Outstanding 312,891            
Unused Portion [1] 75,000            
Amount Available [2] 75,000            
Revolving Credit Facility | 2025 Notes | Line of Credit              
Line of Credit Facility [Line Items]              
Total Facility 200,000 200,000          
Borrowings Outstanding 200,000 200,000          
Unused Portion [1] 0 0          
Amount Available [2] $ 0 $ 0          
[1] The unused portion is the amount upon which commitment fees are based.
[2] Available for borrowing based on the computation of collateral to support the borrowings and subject to compliance with applicable covenants and financial ratios.