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Retirement Plans and Other Postretirement Benefits - Amounts Recognized in Accumulated Other Comprehensive Income, Net of Taxes (Detail) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Defined Benefit Plan Disclosure [Line Items] |  |
Total recognized | $ 195,079 | $ 253,720
Net actuarial loss |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Total recognized | 193,220 | 249,468
Prior service costs |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Total recognized | 1,855 | 4,247
Transition asset |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Total recognized | $ 4 | $ 5

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