Consolidated Statements of Comprehensive Income/(Loss) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 27,086	$ 28,075
Other comprehensive income/(loss), before tax:
Foreign currency translation and other adjustments	13,440	(1,551)
Amortization of pension liability adjustments:
Prior service credit	(1,031)	(1,123)
Net actuarial loss	346	971
Payments and amortization related to interest rate swaps included in earnings	(3,223)	1,696
Derivative valuation adjustment	(662)	11,721
Income taxes related to items of other comprehensive income/(loss):
Amortization of prior service credit	315	344
Amortization of net actuarial loss	(105)	(297)
Payments and amortization related to interest rate swaps included in earnings	815	(430)
Derivative valuation adjustment	168	(2,969)
Comprehensive income	37,149	36,437
Comprehensive income attributable to the noncontrolling interest	435	394
Comprehensive income attributable to the Company	$ 36,714	$ 36,043