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Share-Based Compensation (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Total unrecognized compensation cost related to nonvested share-based compensation arrangements granted	$ 389		$ 389
Weighted-average period over which unrecognized compensation is expected to be recognized			2 years
Vlaue of stock options exercised		$ 16
Stock Options [Member]
Share-based compensation expense	$ 47	$ 58	$ 99	$ 115
Stock options granted			535,000	547,500
Number of stock options excercised				36,000
Vlaue of stock options exercised				$ 16
Stock options expired			438,840	130,500
Stock options forfeited			173,634	48,600
Stock options outstanding, end of period	3,636,000		3,636,000		3,747,000
Weighted average exercise price	$ 0.57		$ 0.57		$ 0.64

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