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v3.23.2

Investment Securities - Additional Information (Detail) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2023 USD ($) Security Securities | Mar. 31, 2023 USD ($) | Jun. 30, 2022 USD ($) | Jun. 30, 2023 USD ($) Security Securities | Jun. 30, 2022 USD ($) | Dec. 31, 2022 USD ($) Security Securities
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |
Allowance for credit losses on available for sale debt securities | $ 0 |  |  | $ 0 |  |
Number of debt securities with unrealized losses | Securities | 181 |  |  | 181 |  | 175
Held to maturity debt securities | Security | 13 |  |  | 13 |  | 10
Proceeds from sales | $ 0 |  | $ 0 | $ 1,847,000 | $ 513,000 |
Tax benefit (provision) | 498,000 |  | $ (3,000) | 498,000 | (3,000) |
Pledged debt securities with a carrying value | 45,561,000 |  |  | 45,561,000 |  | $ 47,418,000
Investment in subordinated notes | $ 83,620,000 |  |  | 83,620,000 |  | 78,813,000
Loss incurred on sale of investment |  |  |  | $ (2,370,000) | $ 13,000 |
Subordinated notes [Member] | Corporate Debentures [Member] |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |
Investment in subordinated notes |  |  |  |  |  | $ 3,000,000
Loss incurred on sale of investment |  | $ 2,445,000 |  |  |  |

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