Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Net (loss) income	$ (64)	$ (2,489)
Unrealized foreign currency translation adjustment	24	59
Realized pension and postretirement obligations	83	20
Other	179	(238)
Comprehensive income (loss)	$ 222	$ (2,648)