Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Net earnings	$ 66,496	$ 60,884	$ 49,343
Other comprehensive income (loss):
Foreign currency translation adjustments	(6,719)	(1,516)	1,096
Pension and postretirement benefits, net of tax	600	339	(208)
Comprehensive income	$ 60,377	$ 59,707	$ 50,231