Note 16 - Basic and Diluted Loss Per Share (Details) - Net Income (Loss) Per Share - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Numerator:
Net income (in Dollars)	$ 1,562	$ 3,602	$ 2,676
Denominator:
Weighted average number of shares of common stock outstanding during the year used to compute basic net earnings per share (in thousands)	21,924	21,968	22,249
Incremental shares attributable to exercise of outstanding options, SARs and RSUs (assuming proceeds would be used to purchase treasury stock) (in thousands)	1,416	986	657
Weighted average number of shares of common stock used to compute diluted net earnings per share (in thousands)	23,340	22,954	22,906
Basic net earnings per share (in Dollars per share)	$ 0.07	$ 0.16	$ 0.12
Diluted net earnings per share (in Dollars per share)	$ 0.07	$ 0.16	$ 0.12