CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Income Statement [Abstract]
Net revenue	$ 23,993	$ 19,105	$ 46,155	$ 37,225
Cost of revenue	15,153	11,393	29,623	22,013
Gross profit	8,840	7,712	16,532	15,212
Operating expenses:
Research and development	2,131	2,422	4,468	5,018
Selling and marketing	4,147	4,236	8,211	8,733
General and administrative	2,595	2,151	4,720	4,342
Decrease in fair value of earnout liability		(261)		(261)
Restructuring and severance	274	1,417	662	1,482
Total operating expenses	9,147	9,965	18,061	19,314
Loss from operations	(307)	(2,253)	(1,529)	(4,102)
Non-operating income (expense):
Interest expense, net	(144)	(407)	(389)	(659)
Gain on forgiveness of Paycheck Protection Program note	2,946		2,946
Foreign currency gains (losses), net		(30)	46	56
Income (loss) before income tax provision	2,495	(2,690)	1,074	(4,705)
Income tax provision	(29)	(59)	(73)	(91)
Net income (loss)	2,466	(2,749)	1,001	(4,796)
Other comprehensive income (loss):
Foreign currency translation adjustment	63	215	(220)	(265)
Comprehensive income (loss)	$ 2,529	$ (2,534)	$ 781	$ (5,061)
Net income (loss) per common share:
Basic	$ 0.10	$ (0.17)	$ 0.02	$ (0.30)
Diluted	$ 0.09	$ (0.17)	$ 0.02	$ (0.30)
Weighted average shares used in computing net income (loss) per common share:
Basic	21,908	17,941	20,185	17,730
Diluted	28,751	17,941	21,092	17,730