CONSOLIDATED STATEMENTS OF SHAREHOLDERS EQUITY (Unaudited Consolidated Condensed) - USD ($) $ in Thousands	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Total
Balance at beginning at Dec. 31, 2018		$ 339	$ 98,795	$ (97,750)	$ 1,384
Balance at beginning (in shares) at Dec. 31, 2018		33,911,792
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Stock-based compensation			57		57
Net loss				(513)	(513)
Balance at ending at Mar. 31, 2019		$ 339	98,852	(98,263)	928
Balance at ending (in shares) at Mar. 31, 2019		33,911,792
Balance at beginning at Dec. 31, 2019		$ 381	101,886	(101,756)	1,511
Balance at beginning (in shares) at Dec. 31, 2019		38,136,792
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Stock-based compensation			52		52
Net loss				(167)	(167)
Balance at ending at Mar. 31, 2020		$ 381	$ 101,938	$ (100,923)	$ 1,396
Balance at ending (in shares) at Mar. 31, 2020		38,136,792