Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Pension and postretirement benefits [Abstract]
Amortization of net actuarial (gain) loss, Gross Amount	$ (330)	$ 3,782	$ 1,912
Amortization of net actuarial (gain) loss, Income Tax (Provision) Benefit	81	(952)	(483)
Amortization of net actuarial (gain) loss, Net Amount	(249)	2,830	1,429
Actuarial gains (losses), Gross Amount	58,147	44,491	(31,755)
Actuarial gains (losses), Income Tax (Provision) Benefit	(14,030)	(10,774)	7,006
Actuarial gains (losses), Net Amount	44,117	33,717	(24,749)
Foreign currency translation, Gross Amount	(1,049)	(1,061)	(333)
Foreign currency translation, Income Tax (Provision) Benefit	0	0	0
Foreign currency translation, Net Amount	(1,049)	(1,061)	(333)
Total other comprehensive income (loss), Gross Amount	56,768	47,212	(30,176)
Total other comprehensive income (loss), Income Tax (Provision) Benefit	(13,949)	(11,726)	6,523
Total other comprehensive income (loss), net of taxes	$ 42,819	$ 35,486	$ (23,653)