Consolidated Statements of Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Income Statement [Abstract]
REVENUES	$ 77,456	$ 90,617
COST OF REVENUES	39,529	49,105
GROSS PROFIT	37,927	41,512
OPERATING EXPENSES:
Research and development	12,519	12,272
Sales and marketing	11,104	12,254
General and administrative	10,808	13,452
Amortization of intangible assets	32	219
Restructuring expenses	124	507
Total operating expenses	34,587	38,704
OPERATING INOME	3,340	2,808
Other income, net	106	982
INCOME BEFORE INCOME TAXES	3,446	3,790
Expense for income taxes	29	40
NET INCOME	$ 3,417	$ 3,750
Net Income per Share:
Basic	$ 0.19	$ 0.21
Diluted	$ 0.19	$ 0.21
Weighted Average Shares:
Basic	18,207,396	17,852,968
Diluted	18,398,788	18,158,659
Cash dividend per share	$ 0.22	$ 0.22