Interim Condensed Consolidated Statements of Comprehensive Income (Unaudited) - 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	$ 28,472	$ 26,037	$ 46,942	$ 43,499
Other comprehensive (loss) income, net of tax:
Foreign currency translation adjustments, net of tax expense of $(654) and zero, and $(904) and $(115), respectively	(19,822)	4,566	(18,155)	556
Recognition of deferred pension and other post-retirement benefits, net of tax benefit and (expense) of $59 and $(67), and $314 and $(134), respectively	205	252	411	503
Unrealized income on derivative instruments, net of tax expense of $(371) and $(23), and $(738) and $(601), respectively	1,045	88	2,897	2,261
Other comprehensive (loss) income, net of tax	(18,572)	4,906	(14,847)	3,320
Comprehensive income	$ 9,900	$ 30,943	$ 32,095	$ 46,819