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FAIR VALUE MEASUREMENTS - Significant Unobservable Inputs (Details) | Sep. 30, 2025 USD ($) month | Dec. 31, 2024 USD ($) month
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Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, at fair value | $ 423,782,347 | $ 370,398,447
Discount rate supported by historical realized gains by risk category |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, at fair value | 423,782,347 |
Historical realized gains by risk category |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, at fair value | $ 423,782,347 |
Life settlement policies, measurement input | 0.24 |
Discounted cash flow with Monte Carlo simulation | Weighted Average | Discount rate supported by historical realized gains by risk category |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, measurement input | 0.15 |
Level 3 | Discounted cash flow with Monte Carlo simulation |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, at fair value | $ 423,782,347 | $ 370,398,447
Level 3 | Discounted cash flow with Monte Carlo simulation | Weighted Average | Discount rate supported by historical realized gains by risk category |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, measurement input | 0.15 | 0.20
Level 3 | Discounted cash flow with Monte Carlo simulation | Weighted Average | Historical realized gains by risk category |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, measurement input | 0.24 | 0.20
Level 3 | Discounted cash flow with Monte Carlo simulation | Weighted Average | Life expectancy (months) |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, measurement input | month | 50 | 71
Level 3 | Discounted cash flow with Monte Carlo simulation | Weighted Average | Risk score |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, measurement input | 1.98 | 1.86
Level 3 | Discounted cash flow with Monte Carlo simulation | Minimum | Discount rate supported by historical realized gains by risk category |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, measurement input | 0.14 | 0.17
Level 3 | Discounted cash flow with Monte Carlo simulation | Minimum | Historical realized gains by risk category |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, measurement input | 0.06 | 0.06
Level 3 | Discounted cash flow with Monte Carlo simulation | Minimum | Life expectancy (months) |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, measurement input | month | 2 | 5
Level 3 | Discounted cash flow with Monte Carlo simulation | Minimum | Risk score |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, measurement input | 1 | 1
Level 3 | Discounted cash flow with Monte Carlo simulation | Maximum | Discount rate supported by historical realized gains by risk category |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, measurement input | 0.18 | 0.21
Level 3 | Discounted cash flow with Monte Carlo simulation | Maximum | Historical realized gains by risk category |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, measurement input | 0.56 | 0.56
Level 3 | Discounted cash flow with Monte Carlo simulation | Maximum | Life expectancy (months) |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, measurement input | month | 270 | 311
Level 3 | Discounted cash flow with Monte Carlo simulation | Maximum | Risk score |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Life settlement policies, measurement input | 5 | 5

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