Income Taxes - Components of Deferred Income Tax Balances (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Deferred income tax liabilities:
Plant, equipment, and intangibles	$ (94,189)	$ (89,632)
Right of use asset	(19,853)	(18,254)
Deferred tax liabilities	(114,042)	(107,886)
Deferred income tax assets:
Postretirement, pensions, and stock compensation	17,368	32,201
Reserves and accruals	25,519	20,362
Net operating loss, capital loss, and tax credit carryforwards	149,607	84,285
Lease liability	19,938	18,255
Valuation allowances	(142,330)	(66,594)
Deferred tax assets	70,102	88,509
Net deferred income tax liability	$ (43,940)	$ (19,377)