Schedule of Computation of Basic and Diluted Earnings Per Share (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Accounting Policies [Abstract]
Net loss	$ (1,210,398)	$ (1,921,106)	$ (2,742,795)	$ (3,892,637)
Cumulative dividend on Series A Convertible Preferred Stock	(335,197)	(342,126)	(667,748)	(685,849)
Net loss attributable to common stockholders	$ (1,545,595)	$ (2,263,232)	$ (3,410,543)	$ (4,578,486)
Weighted average number of common shares and equivalents:	75,547,574	71,628,762	75,362,521	70,749,401
Basic EPS	$ (0.02)	$ (0.03)	$ (0.05)	$ (0.06)
Diluted EPS	$ (0.02)	$ (0.03)	$ (0.05)	$ (0.06)