CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Income Statement [Abstract]
Net revenue	$ 29,097	$ 24,859	$ 75,252	$ 62,084
Cost of revenue	17,979	14,974	47,602	36,987
Gross profit	11,118	9,885	27,650	25,097
Operating expenses:
Research and development	2,088	2,380	6,556	7,398
Selling and marketing	4,471	4,245	12,682	12,978
General and administrative	2,400	2,118	7,120	6,460
Decrease in fair value of earnout liability				(261)
Restructuring and severance	99	163	761	1,645
Total operating expenses	9,058	8,906	27,119	28,220
Income (loss) from operations	2,060	979	531	(3,123)
Non-operating income (expense):
Interest expense, net	(62)	(407)	(451)	(1,066)
Gain on forgiveness of Paycheck Protection Program note			2,946
Gain on investment	611		611
Foreign currency losses, net	(48)	(175)	(2)	(119)
Income (loss) before income tax provision	2,561	397	3,635	(4,308)
Income tax provision	(21)	(8)	(94)	(99)
Net income (loss)	2,540	389	3,541	(4,407)
Other comprehensive income (loss):
Foreign currency translation adjustment	(229)	369	(449)	104
Comprehensive income (loss)	$ 2,311	$ 758	$ 3,092	$ (4,303)
Net income (loss) per common share:
Basic	$ 0.10	$ 0.01	$ 0.13	$ (0.29)
Diluted	$ 0.09	$ 0.01	$ 0.12	$ (0.29)
Weighted average shares used in computing net income (loss) per common share:
Basic	22,448	18,144	20,948	17,868
Diluted	29,330	18,650	21,861	17,868