Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
Net earnings	$ 22,710	$ 28,930
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustment	9,424	(2,842)
Unrealized (loss) gain on cash flow hedge	(511)	1,573
Change in postretirement benefit plans	100	(27)
Other comprehensive income (loss)	9,013	(1,296)
Comprehensive income	$ 31,723	$ 27,634