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Retirement Plans - Components of Net Periodic Pension Expense (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Retirement Benefits [Abstract] |  |  |
Interest cost | $ 392 | $ 378 | $ 484
Expected return on plan assets | $ (732) | (574) | (748)
Net amortization and deferral |  | $ 240 | $ 289
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] | Other Noninterest Expense | Other Noninterest Expense | Other Noninterest Expense
Net periodic pension cost (benefit) | $ (340) | $ 44 | $ 25
Total pension cost (benefit) | (340) | 44 | 25
Net loss (gain) recognized in other comprehensive income | (736) | (854) | 986
Total recognized in net periodic benefit cost and other comprehensive loss (before tax) | $ (1,076) | $ (810) | $ 1,011

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