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Mortgage Revenue Bonds - Schedule of Investments in MRBs (Parenthetical) (Details) - USD ($) | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Schedule Of Available For Sale Securities [Line Items] |  |
Remaining partnership commitment fund amount | $ 96,608,252 |
Investment, Type [Extensible Enumeration] | Mortgage Revenue Bonds [Member] | Mortgage Revenue Bonds [Member]
Meadow Valley [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Remaining partnership commitment fund amount | $ 1,500,000 | $ 2,900,000

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