Schedule of Computation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Accounting Policies [Abstract]
Net loss	$ (4,086)	$ (1,532)
Cumulative dividend on Series A Convertible Preferred Stock	(331)	(333)
Net loss attributable to common stockholders	$ (4,417)	$ (1,865)
Weighted average number of common shares and equivalents:	75,877,391	75,175,412
Basic EPS	$ (0.06)	$ (0.02)
Diluted EPS	$ (0.06)	$ (0.02)