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Pensions and Other Post-Employment Benefits - Summary of Cumulative Net Gain (Loss) by Component, Net of Tax, Within Other Comprehensive Income (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Pension Benefits |  |  |
Change in other comprehensive income |  |  |
OCI at beginning of year | $ 42,382 | $ 48,673 | $ 48,073
Recognized during year — prior service cost (credit) | 78 | 82 | 0
Recognized during year — net actuarial (losses) gains | (1,701) | (2,344) | (1,678)
Occurring during year — prior service cost | 0 | 0 | (799)
Occurring during year — net actuarial losses (gains) | 1,112 | (4,553) | 3,146
Other adjustments | 551 | 0 | (94)
Foreign currency exchange rate changes |  | 524 | 25
OCI at end of year | 42,422 | 42,382 | 48,673
Other Benefits |  |  |
Change in other comprehensive income |  |  |
OCI at beginning of year | (6,098) | (7,525) | (9,578)
Recognized during year — prior service cost (credit) | 1,497 | 1,497 | 1,497
Recognized during year — net actuarial (losses) gains | 272 | 275 | 332
Occurring during year — prior service cost | 0 | 0 | 0
Occurring during year — net actuarial losses (gains) | (1,800) | (345) | 224
Other adjustments | 0 | 0 | 0
Foreign currency exchange rate changes | 0 | 0 | 0
OCI at end of year | $ (6,129) | $ (6,098) | $ (7,525)

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