CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Net loss	$ (1,175,000)	$ (1,353,000)	$ (1,796,000)	$ (2,396,000)
Other comprehensive income (loss):
Unrealized foreign currency translation gain (loss)	34,000	84,000	68,000	(107,000)
Total other comprehensive income (loss), net of tax	34,000	84,000	68,000	(107,000)
Comprehensive loss	$ (1,141,000)	$ (1,269,000)	$ (1,728,000)	$ (2,503,000)