FAIR VALUE MEASUREMENTS - Unobservable Inputs (Details) $ in Thousands |
Jun. 30, 2026
USD ($)
|
Dec. 31, 2025
USD ($)
|
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| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Fair Value | $ 598,114 | [1],[2] | $ 573,558 | [3],[4] | ||||||||||||||||
| Level 3 | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Fair Value | 553,135 | 518,117 | ||||||||||||||||||
| Level 3 | Investments in first lien debt | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Fair Value | 550,798 | 516,333 | ||||||||||||||||||
| Level 3 | Investments in first lien debt | Yield Analysis | Discount Rate | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Fair Value | $ 549,350 | $ 516,333 | ||||||||||||||||||
| Level 3 | Investments in first lien debt | Yield Analysis | Low | Discount Rate | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Measurement input | 0.074 | [5] | 0.0755 | [6] | ||||||||||||||||
| Level 3 | Investments in first lien debt | Yield Analysis | High | Discount Rate | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Measurement input | 0.1725 | [5] | 0.1421 | [6] | ||||||||||||||||
| Level 3 | Investments in first lien debt | Yield Analysis | Weighted Average | Discount Rate | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Measurement input | 0.0943 | [7] | 0.0869 | [8] | ||||||||||||||||
| Level 3 | Investments in first lien debt | Market Approach | EBITDA Multiple | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Fair Value | $ 1,448 | |||||||||||||||||||
| Level 3 | Investments in first lien debt | Market Approach | Weighted Average | EBITDA Multiple | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Measurement input | [7] | 0.0775 | ||||||||||||||||||
| Level 3 | Other Debt Investments [Member] | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Fair Value | $ 637 | $ 689 | ||||||||||||||||||
| Level 3 | Other Debt Investments [Member] | Yield Analysis | Discount Rate | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Fair Value | $ 637 | $ 689 | ||||||||||||||||||
| Level 3 | Other Debt Investments [Member] | Yield Analysis | Weighted Average | Discount Rate | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Measurement input | 0.1845 | [7] | 0.1495 | [8] | ||||||||||||||||
| Level 3 | Preferred equity | Income Approach | Discount Rate | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Fair Value | $ 121 | $ 151 | ||||||||||||||||||
| Level 3 | Preferred equity | Income Approach | Weighted Average | Discount Rate | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Measurement input | 0.15 | [7] | 12.77 | [8] | ||||||||||||||||
| Level 3 | Preferred equity | Market Approach | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Fair Value | $ 120 | |||||||||||||||||||
| Level 3 | Preferred equity | Market Approach | EBITDA Multiple | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Fair Value | $ 699 | $ 695 | ||||||||||||||||||
| Level 3 | Preferred equity | Market Approach | Low | EBITDA Multiple | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Measurement input | 0.10 | [5] | 11 | [6] | ||||||||||||||||
| Level 3 | Preferred equity | Market Approach | High | EBITDA Multiple | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Measurement input | 0.15 | [5] | 15.43 | [6] | ||||||||||||||||
| Level 3 | Preferred equity | Market Approach | Weighted Average | EBITDA Multiple | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Measurement input | 0.1243 | [7] | 13.22 | [8] | ||||||||||||||||
| Level 3 | Common equity | Market Approach | EBITDA Multiple | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Fair Value | $ 870 | $ 234 | ||||||||||||||||||
| Level 3 | Common equity | Market Approach | Revenue Multiple | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Fair Value | $ 10 | $ 15 | ||||||||||||||||||
| Level 3 | Common equity | Market Approach | Low | EBITDA Multiple | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Measurement input | 0.095 | [5] | 13.7 | [6] | ||||||||||||||||
| Level 3 | Common equity | Market Approach | High | EBITDA Multiple | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Measurement input | 0.1725 | [5] | 17.5 | [6] | ||||||||||||||||
| Level 3 | Common equity | Market Approach | Weighted Average | EBITDA Multiple | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Measurement input | 0.1167 | [7] | 16.43 | [8] | ||||||||||||||||
| Level 3 | Common equity | Market Approach | Weighted Average | Revenue Multiple | ||||||||||||||||||||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||||||||||||||||||||
| Measurement input | 0.1975 | [7] | 22.25 | [8] | ||||||||||||||||
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