Schedule IV - Mortgage Loans on Real Estate (Details) - USD ($)	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Prior Liens	$ 0
Unpaid Principal Balance	1,065,563,646
Carrying Amount of Loans	$ 1,048,803,078	$ 1,383,881,197	$ 1,071,889,518
Multi-family | FLORIDA | Senior loan in excess of 3% | Borrower A
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Payment Rates	3.05%
Prior Liens	$ 0
Unpaid Principal Balance	51,375,000
Carrying Amount of Loans	$ 51,279,457
Multi-family | SOUTH CAROLINA | Senior loan in excess of 3% | Borrower B
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Payment Rates	3.35%
Prior Liens	$ 0
Unpaid Principal Balance	31,876,244
Carrying Amount of Loans	$ 31,378,461
Multi-family | Texas | Senior loan in excess of 3% | Borrower C
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Payment Rates	3.90%
Prior Liens	$ 0
Unpaid Principal Balance	31,602,807
Carrying Amount of Loans	31,244,690
Multi-family | Diversified | Senior loan less than 3%
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Prior Liens	0
Unpaid Principal Balance	868,542,095
Carrying Amount of Loans	$ 854,121,493
Multi-family | Diversified | Senior loan less than 3% | Minimum
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Payment Rates	3.25%
Multi-family | Diversified | Senior loan less than 3% | Maximum
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Payment Rates	4.15%
Healthcare | Diversified | Senior loan less than 3%
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Payment Rates	4.00%
Prior Liens	$ 0
Unpaid Principal Balance	76,100,000
Carrying Amount of Loans	$ 74,738,419
Self-Storage | NEW YORK | Senior loan less than 3% | Borrower B
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Interest Payment Rates	3.60%
Prior Liens	$ 0
Unpaid Principal Balance	6,067,500
Carrying Amount of Loans	$ 6,040,558