CONSOLIDATED BALANCE SHEETS (Unaudited) (Parentheticals) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Allowances for doubtful accounts receivable (in Dollars)	$ 2,294	$ 2,294
Debt discount (in Dollars)	779	789
Debt discount (in Dollars)	$ 2,768	$ 2,959
Common stock par value (in Dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	7,500,000	7,500,000
Common stock, shares issued	2,746,958	2,746,958
Common stock, shares outstanding	2,717,691	2,717,691
Treasury stock, shares	29,267	29,267