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Mortgage Revenue Bonds - Additional Information (Details) - USD ($) | 6 Months Ended |  |  |
--- | --- | --- | --- | ---
Jun. 30, 2024 | Dec. 31, 2023 | Jun. 30, 2023 | Jan. 01, 2023
Schedule Of Available For Sale Securities [Line Items] |  |  |  |
Allowance for credit losses |  |  |  | $ 5,900,000
Principal Acquired | $ 52,150,000 |  | $ 100,445,000 |
Principal Outstanding at Date of Redemption | 22,073,000 |  |  |
Mortgage Revenue Bond [Member] |  |  |  |
Schedule Of Available For Sale Securities [Line Items] |  |  |  |
Accrued interest receivable | 5,100,000 | $ 4,700,000 |  |
Brookstone [Member] |  |  |  |
Schedule Of Available For Sale Securities [Line Items] |  |  |  |
Realized a gain on sale of the Brookstone MRB | $ 1,000,000 |  |  |

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