Consolidated Condensed Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Statement of Comprehensive Income [Abstract]
Net earnings	$ 32,038	$ 25,969	$ 94,225	$ 67,877
Other comprehensive income (loss):
Foreign currency translation adjustments	4,726	(3,158)	1,092	(1,313)
Pension and postretirement benefits, net of tax	(33)	(38)	(96)	(103)
Comprehensive income	$ 36,731	$ 22,773	$ 95,221	$ 66,461