CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Net income (loss)	$ 323,000	$ (4,968,000)
Other comprehensive (loss) income:
Unrealized foreign currency translation (loss) gain	(165,000)	18,000
Change in unrecognized pension costs	352,000	1,051,000
Total other comprehensive income, net of tax	187,000	1,069,000
Comprehensive income (loss)	$ 510,000	$ (3,899,000)