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Pension Plan and Life Insurance Contract - Schedule of Net Benefit Costs (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Retirement Benefits [Abstract] |  |  |
Interest cost | $ 555 | $ 181 | $ 150
Amortization of net loss | $ 0 | $ 195 | $ 211
Defined Benefit Plan Net Periodic Benefit Cost Credit Amortization Of Gain Loss Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag | Amortization of net loss | Amortization of net loss | Amortization of net loss
Net periodic benefit cost | $ 555 | $ 376 | $ 361
Weighted average assumptions |  |  |
Discount rate | 4.09% | 1.03% | 0.72%
Rate of compensation increase | 0.00% | 0.00% | 0.00%

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