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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
	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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Amount, before tax, of cost (credit) of benefit change attributable to participants' prior service from plan amendment or plan initiation of defined benefit plan, that has not been recognized in net periodic benefit cost (credit).

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