CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - 3 months ended Mar. 31, 2018 - 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, 2017	$ 11,258	$ 27	$ 24,028	$ 1,025	$ (13,778)	$ (44)
Balance (in Shares) at Dec. 31, 2017		8,119,819				(30,690)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common Stock, shares		11,400
Share-based compensation	9		9
Net income	36				36
Balance at Mar. 31, 2018	$ 11,303	$ 27	$ 24,037	$ 1,025	$ (13,742)	$ (44)
Balance (in Shares) at Mar. 31, 2018		8,131,219				(30,690)