Condensed Consolidated Statements of Operations (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Income Statement [Abstract]
REVENUES	$ 20,590	$ 21,731
COST OF REVENUES	11,932	13,867
GROSS PROFIT	8,658	7,864
OPERATING EXPENSES:
Research and development	3,003	2,940
Sales and marketing	2,798	3,028
General and administrative	3,253	2,993
Amortization of intangible assets	73	124
Total operating expenses	9,127	9,085
OPERATING LOSS	(469)	(1,221)
Other income, net	162	51
LOSS BEFORE INCOME TAXES	(307)	(1,170)
Expense (benefit) for income taxes	10	(312)
NET LOSS	$ (317)	$ (858)
Net Loss per Share:
Basic	$ (0.02)	$ (0.05)
Diluted	$ (0.02)	$ (0.05)
Weighted Average Shares:
Basic	17,617	17,056
Diluted	17,617	17,056
Cash dividend per share	$ 0.055	$ 0.055