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Pension Plans - Additional Information (Detail) - USD ($) | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Pension And Other Employee Benefit Plans [Line Items] |  |  |
Discount rate | 5.55% | 2.92% |
Increase in discount rate | 5.55% | 2.92% |
Prior service cost | $ 0 |  |
Pre-tax unfunded pension obligation gain (loss) | $ 12,200,000 |  |
Asset performance rate of return assumption | 6.50% |  |
Asset loss resulted from asset performance rate of return assumption | $ 11,300,000 |  |
Expected long-term return on plan assets | 6.50% | 6.50% | 7.00%
Pension asset | $ 29,632,000 | $ 37,757,000 | $ 36,756,000
Expense for contribution plan | 6,300,000 | 5,800,000 | 5,900,000
Retirement And Profit Sharing Plan Benefit Expenses | 1,300,000 | (900,000) | 1,100,000
Supplemental profit sharing plan unfunded status | 7,300,000 | 8,600,000 |
Company's benefit obligations related to unfunded | 2,100,000 | 3,000,000.0 |
Company recorded benefit costs relating | $ 200,000 | 300,000 | $ 100,000
Increase in Discount Rate [Member] |  |  |
Pension And Other Employee Benefit Plans [Line Items] |  |  |
Discount rate | 2.63% |  |
Pre-tax unfunded pension obligation gain (loss) | $ 12,000,000.0 |  |
Loss on Mortality [Member] |  |  |
Pension And Other Employee Benefit Plans [Line Items] |  |  |
Pre-tax unfunded pension obligation gain (loss) |  | $ 300,000 |
Demographic Changes [Member] |  |  |
Pension And Other Employee Benefit Plans [Line Items] |  |  |
Pre-tax unfunded pension obligation gain (loss) | $ 200,000 |  |

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- Definition Defined benefit plan asset performance rate of return assumption. + References No definition available. + Details
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- Definition Defined benefit plan unfunded status of plan. + References No definition available. + Details
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