Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net earnings	$ 108,543	$ 105,367	$ 96,104
Other comprehensive income (loss), net of tax:
Net foreign currency translation adjustment	16,809	(4,799)	(11,255)
Unrealized (loss) gain on cash flow hedge, net of taxes of $341, $868, and $654 at December 31, 2023, 2022, and 2021, respectively	(1,065)	2,696	2,053
Net change in postretirement benefit plan, net of taxes of $39, $24, and $13 at December 31, 2023, 2022 and 2021, respectively	101	(58)	36
Other comprehensive income (loss), net of tax	15,845	(2,161)	(9,166)
Comprehensive income	$ 124,388	$ 103,206	$ 86,938