COMMERCIAL MORTGAGE LOANS HELD-FOR-INVESTMENT - Loan Portfolio Activity (Details) - USD ($) |
12 Months Ended | |||
|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Financing Receivable, Allowance for Credit Loss [Roll Forward] | ||||
| Beginning balance | [1] | $ 1,048,803,078 | ||
| Purchases and advances | 403,777,460 | $ 58,423,744 | ||
| Principal payments | (251,457,389) | (391,025,468) | ||
| Origination and other loan fees | (2,418,752) | (1,487,623) | ||
| Accretion of purchase discount | 1,919,809 | 3,534,649 | ||
| Accretion of deferred loan fees | 2,791,339 | 737,793 | ||
| Ending balance | [1] | 1,114,047,992 | 1,048,803,078 | |
| Commercial Real Estate Portfolio Segment | ||||
| Financing Receivable, Allowance for Credit Loss [Roll Forward] | ||||
| Beginning balance | 1,048,803,078 | 1,383,881,197 | ||
| Purchases and advances | 403,888,645 | 58,423,744 | ||
| Principal payments | (266,906,712) | (391,025,468) | ||
| Transfer to Real Estate Owned | (62,580,330) | |||
| Charge-offs | 3,110,581 | |||
| Purchase discount | (111,184) | |||
| Origination and other loan fees | (2,418,752) | (1,487,623) | ||
| Accretion of purchase discount | 1,919,809 | 3,534,649 | ||
| Accretion of deferred loan fees | 2,791,339 | 737,793 | ||
| Provision for credit losses | (14,448,482) | (5,261,214) | ||
| Ending balance | $ 1,114,047,992 | $ 1,048,803,078 | ||
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