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Mortgage Revenue Bonds - Additional Information (Details) - USD ($)	1 Months Ended	6 Months Ended
	Mar. 31, 2025	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Mortgage Revenue Bond [Member]
Schedule Of Available For Sale Securities [Line Items]
Accrued interest receivable		$ 5,400,000		$ 5,300,000
Variable interest rate	3.60%
Investment, Variable Interest Rate, Type [Extensible Enumeration]	Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Investment owned, redemption month		March 2026
Outstanding principal		$ 175,300,000
Taxable MRB [Member]
Schedule Of Available For Sale Securities [Line Items]
Outstanding principal		9,000,000
Brookstone [Member]
Schedule Of Available For Sale Securities [Line Items]
Realized a gain on sale			$ 1,000,000
Residency at the Mayer [Member] \| Mortgage Revenue Bond [Member] \| Series A Mortgage [Member]
Schedule Of Available For Sale Securities [Line Items]
Maximum balance of MRB stabilization	$ 18,000,000
Fixed interest rate	4.90%
Residency at the Mayer [Member] \| Mortgage Revenue Bond [Member] \| Series M Mortgage [Member]
Schedule Of Available For Sale Securities [Line Items]
Maximum balance of MRB stabilization	$ 5
Fixed interest rate	3.50%
Investment, Variable Interest Rate, Type [Extensible Enumeration]	Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]
Residency at the Entrepreneur MRBs and Residency at Mayer MRBs and Residency at the Entrepreneur MRBs \| Mortgage Revenue Bond [Member]
Schedule Of Available For Sale Securities [Line Items]
Partnership recognized loan fee		$ 565,000
Companion at Thornhill Apartments [Member]
Schedule Of Available For Sale Securities [Line Items]
Redeemed percentage of par value plus accrued interest		102.00%
Companion at Thornhill Apartments [Member] \| Contingent Interest Income [Member]
Schedule Of Available For Sale Securities [Line Items]
Redemption premium amount		$ 208,000