Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Net income	$ 34,295	$ 27,556	$ 79,058	$ 66,267
Other comprehensive (loss) income:
Foreign currency translation adjustment	(3,568)	(1,057)	(6,993)	2,902
Minimum post retirement benefit plan adjustments, net of tax	(12)	(27)	(37)	(81)
Other comprehensive (loss) income	(3,556)	(1,030)	(6,956)	2,983
Total comprehensive income	$ 30,739	$ 26,526	$ 72,102	$ 69,250