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COMMERCIAL MORTGAGE LOANS HELD-FOR-INVESTMENT - Loan Portfolio Activity (Details) - USD ($) | 3 Months Ended
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Mar. 31, 2026 | Mar. 31, 2025
Commercial Mortgage Loans Held-for-Investment |  |  |
Beginning Balance | [1] | $ 1,114,047,992 |
Purchases and advances |  | 47,845,148 | $ 0
Principal payments |  | (62,212,238) | (54,977,677)
Accretion of purchase discount |  | 482,639 | 487,996
Accretion of deferred loan fees |  | 797,632 | $ 523,944
Ending Balance | [1] | 1,108,061,062 |
Commercial Real Estate Portfolio Segment |  |  |
Commercial Mortgage Loans Held-for-Investment |  |  |
Beginning Balance |  | 1,114,047,992 |
Purchases and advances |  | 47,925,609 |
Principal payments |  | (46,762,914) |
Transfer to real estate owned |  | (10,531,845) |
Charge-offs |  | 2,381,845 |
Purchase discount |  | (80,461) |
Origination and other loan fees |  | (931,808) |
Accretion of purchase discount |  | 482,639 |
Accretion of deferred loan fees |  | 797,632 |
Release of allowance for credit losses |  | 732,373 |
Ending Balance |  | $ 1,108,061,062 |
[1] | Our consolidated balance sheets include assets and liabilities of consolidated variable interest entities ("VIEs") as the Company was the primary beneficiary of these VIEs. As of March 31, 2026 and December 31, 2025, assets of consolidated VIEs totaled $666,553,315 and $889,507,091, respectively and the liabilities of consolidated VIEs totaled $581,030,250 and $750,274,556 respectively. See Note 4 for further discussion.

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- Definition Loans Receivable Held-For-Investment, Net, Reconciliation To Cash Flow [Roll Forward] + References No definition available. + Details
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- Definition The net increase(decrease) in interest income during the period representing the allocation of deferred loan origination fees less deferred loan origination costs using the effective interest method over the term of the debt arrangement to which they pertain taking into account the effect of prepayments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 20 -Name Accounting Standards Codification -Section 35 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481655/310-20-35-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 + Details
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- Definition Amortized cost excluding accrued interest, after allowance for credit loss, of financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479344/326-20-45-1 + Details
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- Definition The cash outflow associated with purchasing loans held for investment purposes during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-13 + Details
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