CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Statement [Abstract]
Revenues, net	$ 5,161	$ 6,308
Cost of revenues	3,328	3,241
Gross profit	1,833	3,067
Operating expenses
Sales and marketing	1,787	1,246
Research and development	2,917	2,399
General and administrative	2,469	1,869
Total operating expenses	7,173	5,514
Loss from operations	(5,340)	(2,447)
Other income, net	3,402	327
Loss before income taxes	(1,938)	(2,120)
Income tax provision	61	92
Net loss	(1,999)	(2,212)
Foreign currency translation adjustments	3	(51)
Comprehensive loss	$ (1,996)	$ (2,263)
Net loss per share available to common stockholders, basic and diluted (Note 11)	$ (0.13)	$ (0.21)
Weighted-average shares used to compute net loss per share available to common stockholders, basic and diluted	15,537	10,300