NOTE 8 - EARNINGS PER SHARE (In thousands, except per share data) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Earnings Per Share [Abstract]
Numerator for basic and diluted earnings per share: Net income (loss)	$ 26	$ 130
Denominator for basic earnings per share: weighted average shares	8,303	8,287
Employee stock options and awards	114	255
Denominator for diluted earnings per share: adjusted weighted-average shares and assumed conversions of stock options	8,417	8,542
Total basic earnings per share	$ 0.00	$ 0.02
Total diluted earnings per share	$ 0.00	$ 0.02