Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement of Comprehensive Income [Abstract]
Net earnings	$ 20,443	$ 10,800	$ 22,295
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustment	(4,684)	5,169	558
Pension and other postretirement actuarial items	2,347	(137)	(796)
Other comprehensive income (loss)	(2,337)	5,032	(238)
Comprehensive income	18,106	15,832	22,057
Less: comprehensive income attributable to noncontrolling interests	222	13	107
Comprehensive income attributable to VPG stockholders	$ 17,884	$ 15,819	$ 21,950