CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - 3 months ended Mar. 31, 2017 - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Stock Warrants [Member]	Retained Losses [Member]	Treasury Stock [Member]
Balance at Dec. 31, 2016	$ 12,273	$ 27	$ 23,912	$ 1,025	$ (12,647)	$ (44)
Balance (in Shares) at Dec. 31, 2016		8,105,231				(30,690)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation	32		32
Net loss	(271)				(271)
Balance at Mar. 31, 2017	$ 12,034	$ 27	$ 23,944	$ 1,025	$ (12,918)	$ (44)
Balance (in Shares) at Mar. 31, 2017		8,105,231				(30,690)