CONSOLIDATED BALANCE SHEETS (Parentheticals) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Allowances (in Dollars)	$ 272	$ 404
Common stock par value (in Dollars per share)	$ 0.02	$ 0.02
Common stock, shares authorized	25,000,000	25,000,000
Common stock, shares issued	14,730,805	14,906,831
Common stock, shares outstanding	14,730,805	14,906,831