Consolidated Statements Of Shareholders' Equity (Deficit) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Accumulated Deficit [Member]	Total
Beginning Balance, shares at Dec. 31, 2016	41,340,727
Beginning Balance at Dec. 31, 2016	$ 53,772	$ 8,674	$ 219	$ (60,860)	$ 1,805
Exercise of stock options, shares	123,646
Exercise of stock options	$ 50				50
Stock-based compensation		187			187
Net loss				(1,271)	(1,271)
Other comprehensive (loss) income			172		$ 172
Ending Balance, shares at Dec. 31, 2017	41,464,373				41,464,373
Ending Balance at Dec. 31, 2017	$ 53,822	8,861	391	(62,131)	$ 943
Beneficial conversion feature on convertible debt Issuance		350			350
Stock-based compensation		178			178
Net loss				(2,079)	(2,079)
Other comprehensive (loss) income			(95)		$ (95)
Ending Balance, shares at Dec. 31, 2018	41,464,373				41,464,373
Ending Balance at Dec. 31, 2018	$ 53,822	$ 9,389	$ 296	$ (64,210)	$ (703)