v3.26.1
FAIR VALUE MEASUREMENTS - Schedule of Net Book Value and Fair Value (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial liabilities $ 3,102,195 $ 3,182,614
Net Book Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial assets 3,454,589 3,370,877
Total financial liabilities 3,102,195 3,182,614
Fair Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial assets 3,512,812 3,430,270
Total financial liabilities 3,052,010 3,098,368
Level 2 and Level 3 | Liquid corporate senior loans | Net Book Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial assets 22,664 35,653
Level 2 and Level 3 | Liquid corporate senior loans | Fair Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial assets 19,294 32,062
Level 2 | Fair Value | Syndicated Loans    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial assets 15,600 26,000
Level 2 | Repurchase facilities, notes payable and credit facilities | Net Book Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial liabilities 3,102,195 3,182,614
Level 2 | Repurchase facilities, notes payable and credit facilities | Fair Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial liabilities 3,052,010 3,098,368
Level 3 | Fair Value | Syndicated Loans    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial assets 3,700 6,100
Level 3 | First mortgage loans | Net Book Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial assets 3,074,451 3,085,104
Level 3 | First mortgage loans | Fair Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial assets 3,131,673 3,141,665
Level 3 | Corporate senior loans | Net Book Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial assets 357,474 250,120
Level 3 | Corporate senior loans | Fair Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial assets $ 361,845 $ 256,543