Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 28,604	$ 65,896	$ 67,884	$ 135,486
Other comprehensive income (loss), net of tax:
Currency translation adjustments	(18,831)	(2,448)	(19,618)	(14,710)
Change in unrecognized net periodic pension costs	297	36	486	157
Change in gains and losses on derivative instruments	2,764	0	2,764	20,044
Total other comprehensive income (loss), net of tax	(15,770)	(2,412)	(16,368)	5,491
Comprehensive income	$ 12,834	$ 63,484	$ 51,516	$ 140,977