Comprehensive Income and Accumulated Other Comprehensive Income (Loss) - Summary of Effects of Reclassifications from Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Amortization of pension and other postretirement benefit plan items:
Non-operating pension benefit (cost)	$ 4,005	$ 4,476	$ (395)
Total before tax	317,393	226,780	90,816
Tax benefit	49,645	27,939	20,098
Net income (loss)	254,822	$ 64,317	$ (55,058)
Amount Reclassified from Accumulated Other Comprehensive Income (Loss) | Settlement losses
Amortization of pension and other postretirement benefit plan items:
Non-operating pension benefit (cost)	1,189
Amount Reclassified from Accumulated Other Comprehensive Income (Loss) | Actuarial losses
Amortization of pension and other postretirement benefit plan items:
Non-operating pension benefit (cost)	661
Amount Reclassified from Accumulated Other Comprehensive Income (Loss) | Prior service cost
Amortization of pension and other postretirement benefit plan items:
Non-operating pension benefit (cost)	174
Amount Reclassified from Accumulated Other Comprehensive Income (Loss) | Pension and Other Postretirement Benefit Plans
Amortization of pension and other postretirement benefit plan items:
Total before tax	2,024
Tax benefit	(482)
Net income (loss)	1,542
Amount Reclassified from Accumulated Other Comprehensive Income (Loss) | Foreign Currency Translation Component
Amortization of pension and other postretirement benefit plan items:
Other nonoperating income	$ 3,000