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Employee Stock Compensation Plans (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Share-based Payment Arrangement [Abstract]
Options outstanding	5,347,650		5,558,000
Options granted	0	0
Options exercised	120,350
Weighted average exercise price	$ .56
Proceeds from options exercised	$ 67	$ 0
Option compensation expense	28	$ 85
Unrecognized stock option compensation	$ 118
Unrecognized stock option compensation recognition period	18 months

X

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cost to be recognized for option under share-based payment arrangement.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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