Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Statement of Comprehensive Income [Abstract]
Net loss	$ (1,165)	$ (946)	$ (6,046)	$ (6,065)
Other comprehensive loss:
Foreign currency translation adjustments	0	0	0	(2)
Comprehensive loss	$ (1,165)	$ (946)	$ (6,046)	$ (6,067)