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LOANS HELD FOR INVESTMENT AT CARRYING VALUE - Narrative (Details) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2025 USD ($) loan | Dec. 31, 2024 USD ($) loan
Certain Loans Acquired in Transfer Accounted for as Debt Securities Accretable Yield Movement Schedule [Line Items] |  |
Number of loans held for investments in portfolio (in loans) | loan | 13 | 9
Loans held for investments aggregate commitments | $ 367,000,000.0 | $ 190,900,000
Loans held at carrying value, outstanding principal | 252,987,103 | $ 132,556,289
Loans held at carrying value, outstanding principal fundings | 163,100,000 |
Loan repayments, carrying value | $ 42,700,000 |
Percentage of loans held at carrying value with floating interest rates (as a percent) | 96.00% | 79.00%
Interest rate floor (as a percent) | 4.10% |
Secured Overnight Financing Rate (SOFR) |  |
Certain Loans Acquired in Transfer Accounted for as Debt Securities Accretable Yield Movement Schedule [Line Items] |  |
Quoted interest rate (as a percent) | 4.10% |
Prime Rate |  |
Certain Loans Acquired in Transfer Accounted for as Debt Securities Accretable Yield Movement Schedule [Line Items] |  |
Quoted interest rate (as a percent) | 7.25% |
Interest rate floor (as a percent) | 8.00% |

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