Schedule of Computation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Accounting Policies [Abstract]
Net loss	$ (4,917)	$ (4,619)	$ (14,138)	$ (7,361)
Cumulative dividend on convertible preferred stock	(339)	(338)	(1,005)	(1,007)
Net loss attributable to common stockholders	$ (5,256)	$ (4,957)	$ (15,143)	$ (8,368)
Weighted average number of common shares and equivalents:	76,100,007	75,700,389	75,977,920	75,476,381
Basic EPS	$ (0.07)	$ (0.07)	$ (0.20)	$ (0.11)
Diluted EPS	$ (0.07)	$ (0.07)	$ (0.20)	$ (0.11)