CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Common Stock	Additional Paid-In Capital	Treasury Stock	Accumulated Deficit	Total
Beginning Balance, Shares at Dec. 31, 2018	15,706
Beginning Balance, Amount at Dec. 31, 2018	$ 16	$ 73,271	$ (2,062)	$ (54,116)	$ 17,109
Net income (loss)				212	212
Treasury shares purchased			(170)		(170)
Share-based compensation		104			104
Ending Balance, Shares at Mar. 31, 2019	15,706
Ending Balance, Amount at Mar. 31, 2019	$ 16	73,375	(2,232)	(53,904)	17,255
Beginning Balance, Shares at Dec. 31, 2019	15,906
Beginning Balance, Amount at Dec. 31, 2019	$ 16	73,521	(2,284)	(56,890)	14,363
Net income (loss)				(637)	(637)
Treasury shares purchased			(524)		(524)
Share-based compensation		50			50
Ending Balance, Shares at Mar. 31, 2020	15,906
Ending Balance, Amount at Mar. 31, 2020	$ 16	$ 73,571	$ (2,808)	$ (57,527)	$ 13,252