Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)	Jul. 31, 2019	Apr. 30, 2019
Payable with stock warrants	$ 1,290,599	$ 1,365,705
Unamortized debt discount, non-current	$ 31,914	$ 34,433
Preferred stock, par value	$ 0.0001	$ 0.0001
Preferred stock, shares authorized	200,000,000	200,000,000
Series A Convertible Preferred Stock [Member]
Preferred stock, par value	$ 0.0001	$ 0.0001
Preferred stock, shares authorized	100,000,000	100,000,000
Preferred stock, shares issued	32,628,750	42,878,750
Preferred stock, shares outstanding	32,628,750	42,878,750
Series B Convertible Preferred Stock [Member]
Preferred stock, par value	$ 0.0001	$ 0.0001
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares issued	10,000,000	10,000,000
Preferred stock, shares outstanding	10,000,000	10,000,000
Series C Convertible Preferred Stock [Member]
Preferred stock, par value	$ 0.0001	$ 0.0001
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares issued	3,480,000	3,520,000
Preferred stock, shares outstanding	3,480,000	3,520,000
Class A Common Stock [Member]
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	500,000,000	500,000,000
Common stock, shares issued	112,896,619	104,077,061
Common stock, shares outstanding	112,896,619	104,077,061
Class B Common Stock [Member]
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	10,000,000	10,000,000
Common stock, shares issued	10,000,000	10,000,000
Common stock, shares outstanding	10,000,000	10,000,000