Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Net income	$ 47	$ 471	$ 125	$ 853
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustment	(367)	(72)	(828)	(158)
Unrealized gains (losses) on available-for-sale securities	(34)	9	(21)	18
Comprehensive income (loss)	$ (354)	$ 408	$ (724)	$ 713