Amount of noncash expense for share-based payment arrangement.

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Date the equity-based award expires, in YYYY-MM-DD format.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Stock-Based Compensation (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020	Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation		$ 220	$ 222	$ 2,301
Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment award, options, outstanding, number				6,000,000
Stock option, weighted average exercise price				$ 0.71
Employee and Director [Member] \| Selling General and Administrative Expenses [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation	$ 0	$ 220	$ 222	$ 2,249
Stock option expired term	Jan. 31, 2020