CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Income Statement [Abstract]
Net revenue	$ 24,859	$ 23,026	$ 62,084	$ 64,785
Cost of revenue	14,974	12,500	36,987	35,672
Gross profit	9,885	10,526	25,097	29,113
Operating expenses:
Research and development	2,380	2,125	7,398	6,229
Selling and marketing	4,245	4,470	12,978	13,689
General and administrative	2,118	2,591	6,460	7,492
Increase (decrease) in fair value of earnout liability		175	(261)	175
Restructuring and severance	163	(87)	1,645	(101)
Total operating expenses	8,906	9,274	28,220	27,484
Income (loss) from operations	979	1,252	(3,123)	1,629
Non-operating income (expense):
Interest expense, net	(407)	(246)	(1,066)	(766)
Foreign currency (losses) gains, net	(175)	168	(119)	96
Income (loss) before income tax provision	397	1,174	(4,308)	959
Income tax provision	(8)	(105)	(99)	(289)
Net income (loss)	389	1,069	(4,407)	670
Other comprehensive income (loss):
Foreign currency translation adjustment	369	(369)	104	(302)
Liquidation of subsidiary with noncontrolling interest		(33)		(33)
Comprehensive income (loss)	$ 758	$ 667	$ (4,303)	$ 335
Net income (loss) per common share:
Basic	$ 0.01	$ 0.05	$ (0.29)	$ (0.01)
Diluted	$ 0.01	$ 0.05	$ (0.29)	$ (0.01)
Weighted average shares used in computing net income (loss) per common share:
Basic	18,144	17,006	17,868	16,933
Diluted	18,650	17,766	17,868	16,933