CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 88,055	$ 111,610	$ 96,508
Other comprehensive income, before tax:
Foreign currency translation and other adjustments	(56,551)	18,593	(40,971)
Reclassification of loss on pension settlement	0	0	42,657
Pension/postretirement plan remeasurement	3,888	4,302	(2,292)
Amortization of pension and postretirement liability adjustments:
Prior service credit	(150)	(4,122)	(4,497)
Net actuarial loss	613	1,383	3,260
Payments and amortization related to interest rate swaps included in earnings	(13,547)	(15,062)	468
Derivative valuation adjustment	1,261	3,512	25,396
Income taxes related to items of other comprehensive income:
Reclassification of loss on pension settlement	0	0	(16,459)
Pension/postretirement plan remeasurement	(1,283)	(673)	(370)
Amortization of pension and postretirement liability adjustments	(153)	904	408
Payments and amortization related to interest rate swaps included in earnings	3,419	3,811	(118)
Derivative valuation adjustment	(318)	(889)	(6,425)
Comprehensive income	25,234	123,369	97,565
Comprehensive income/(loss) attributable to the noncontrolling interest	(543)	949	856
Comprehensive income attributable to the Company	$ 25,777	$ 122,420	$ 96,709