FAIR VALUE MEASUREMENTS - Fair Value Levels (Details) - USD ($) $ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | $ 573,558 | [1],[2] | $ 269,888 | [3],[4] | ||||||||
| Level 1 | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 0 | 0 | ||||||||||
| Level 2 | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 55,441 | 29,567 | ||||||||||
| Level 3 | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 518,117 | 240,321 | ||||||||||
| Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 573,558 | 269,888 | ||||||||||
| First Lien Debt | Level 1 | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 0 | 0 | ||||||||||
| First Lien Debt | Level 2 | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 55,441 | 29,567 | ||||||||||
| First Lien Debt | Level 3 | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 516,333 | 239,278 | ||||||||||
| First Lien Debt | Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 571,774 | 268,845 | ||||||||||
| Other Debt Investments | Level 1 | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 0 | 0 | ||||||||||
| Other Debt Investments | Level 2 | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 0 | 0 | ||||||||||
| Other Debt Investments | Level 3 | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 689 | 630 | ||||||||||
| Other Debt Investments | Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 689 | 630 | ||||||||||
| Equity | Level 1 | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 0 | 0 | ||||||||||
| Equity | Level 2 | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 0 | 0 | ||||||||||
| Equity | Level 3 | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | 1,095 | 413 | ||||||||||
| Equity | Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | ||||||||||||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||||||||||||
| Fair Value | $ 1,095 | $ 413 | ||||||||||
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