CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 356,328	$ 363,139	$ 485,374
Foreign currency:
Foreign currency translation adjustments, net of tax of $7,182, $(6,634) and $(5,563), respectively	44,902	(62,904)	(63,191)
Foreign currency translation, net of tax	44,902	(62,904)	(63,191)
Pension and other postretirement benefits plans:
Prior service cost recognized in net periodic cost, net of tax of $233, $232 and $232, respectively	(775)	(785)	(780)
Unamortized gain (loss) arising during the period, net of tax of $(2,284), $850 and $(1,671), respectively	7,922	(3,649)	5,582
Plan settlement charge, net of tax of $(10,352), $0 and $0, respectively	34,892	0	0
Net loss recognized in net periodic cost, net of tax of $(1,844), $(1,778) and $(1,988), respectively	6,145	5,882	6,555
Foreign currency translation, net of tax of $145, $(366) and $(238), respectively	(434)	1,043	610
Pension and other postretirement benefits plans adjustment, net of tax	47,750	2,491	11,967
Derivatives qualifying as hedges:
Unrealized gain on derivatives arising during the period, net of tax $123, $(551) and $(27), respectively	8,314	7,179	351
Reclassification adjustment on derivatives included in net income, net of tax of $385, $203 and $62, respectively	(11,849)	(3,329)	1,212
Derivatives qualifying as hedges, net of tax	(3,535)	3,850	1,563
Other comprehensive (loss) income	89,117	(56,563)	(49,661)
Comprehensive income	$ 445,445	$ 306,576	$ 435,713