CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Net loss	$ (4,843,000)	$ (1,402,000)
Other comprehensive income (loss):
Unrealized foreign currency translation gain	51,000	118,000
Change in unrecognized pension costs	(755,000)	(342,000)
Total other comprehensive loss, net of tax	(704,000)	(224,000)
Comprehensive loss	$ (5,547,000)	$ (1,626,000)