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Multi-family Loans, at Fair Value - Schedule of Geographic Concentration Risk (Details) - Preferred Equity and Mezzanine Loan Investments - Geographic Concentration Risk	3 Months Ended	12 Months Ended
	Mar. 31, 2025	Dec. 31, 2024
Texas
Concentration Risk [Line Items]
Geographic concentration, percent	36.30%	36.10%
Tennessee
Concentration Risk [Line Items]
Geographic concentration, percent	14.30%	14.40%
Florida
Concentration Risk [Line Items]
Geographic concentration, percent	11.70%	11.60%
Arkansas
Concentration Risk [Line Items]
Geographic concentration, percent	10.20%	10.30%
Louisiana
Concentration Risk [Line Items]
Geographic concentration, percent	8.80%	8.80%
North Carolina
Concentration Risk [Line Items]
Geographic concentration, percent	6.10%	6.20%
Indiana
Concentration Risk [Line Items]
Geographic concentration, percent	5.50%	5.60%

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