NOTE 8 - EARNINGS PER SHARE (In thousands, except per share data) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Earnings Per Share [Abstract]
Numerator for basic and diluted earnings per share: Net income (loss)	$ 1,206	$ 444	$ 2,185	$ 276
Denominator for basic earnings per share: weighted average shares	8,104	7,942	8,067	7,944
Employee stock options and awards	304	97	300	89
Denominator for diluted earnings per share: adjusted weighted-average shares and assumed conversions of stock options	8,408	8,039	8,367	8,033
Total basic earnings (loss) per share	$ 0.15	$ 0.06	$ 0.27	$ 0.03
Total diluted earnings (loss) per share	$ 0.14	$ 0.06	$ 0.26	$ 0.03