Condensed Consolidated Statements of Operations (unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Income Statement [Abstract]
REVENUES	$ 21,681	$ 19,842	$ 39,388	$ 37,348
COST OF REVENUES	11,739	10,321	21,108	19,612
GROSS PROFIT	9,942	9,521	18,280	17,736
OPERATING EXPENSES:
Research and development	3,221	3,070	6,416	6,099
Sales and marketing	3,388	2,397	6,151	5,539
General and administrative	3,335	2,945	6,411	5,747
Amortization of intangible assets	55	0	55	33
Restructuring expenses	60	11	60	98
Total operating expenses	10,059	8,423	19,093	17,516
OPERATING (LOSS) INCOME	(117)	1,098	(813)	220
Other (expense) income, net	(45)	102	(6)	300
(LOSS) INCOME BEFORE INCOME TAXES	(162)	1,200	(819)	520
Expense for income taxes	7	8	12	16
NET (LOSS) INCOME	$ (169)	$ 1,192	$ (831)	$ 504
Net (Loss) Income per Share:
Basic	$ (0.01)	$ 0.07	$ (0.05)	$ 0.03
Diluted	$ (0.01)	$ 0.07	$ (0.05)	$ 0.03
Weighted Average Shares:
Basic	18,240,811	18,159,029	18,157,941	18,179,906
Diluted	18,240,811	18,213,617	18,157,941	18,351,880
Cash dividend per share	$ 0.055	$ 0.055	$ 0.110	$ 0.110