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]
Consolidated net income		$ 74,051	$ 50,331	$ 44,521
Other comprehensive income (loss):
Foreign currency translation adjustments, net of tax	[1]	(18,674)	(3,457)	6,922
Pension liability adjustments, net of tax	[2]	(469)	2,832	(1,050)
Total other comprehensive income (loss)		(19,143)	(625)	5,872
Total consolidated comprehensive income		$ 54,908	$ 49,706	$ 50,393

[1] The tax effect on this component of comprehensive income (loss) was nominal in 2022, 2021 and 2020.

[2] The tax effect on this component of comprehensive income (loss) was $(401), $920 and $(202) in 2022, 2021 and 2020, respectively.