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Financial Instruments - Additional Information (Detail) - USD ($) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Carrying value of foreclosed assets held for sale | $ 0 |  | $ 0 |  |
Fair Value, Inputs, Level 3 |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Fair value of loans with specific allocated losses | 8,600,000 |  | 8,600,000 |  | $ 10,500,000
Accrued interest receivable reversed | 172,000 | $ 420,000 | 486,000 | $ 656,000 |
Fair value of foreclosed assets held for sale | $ 41,300,000 |  | $ 41,300,000 |  | $ 30,500,000

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