Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)	Jan. 31, 2018	Apr. 30, 2017
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, shares authorized	50,000,000	50,000,000
Common stock, par value	$ 0.001	$ .001
Common stock, shares authorized	200,000,000	200,000,000
Common stock, shares issued	16,210,416	6,932,059
Common stock, shares outstanding	16,210,416	6,932,059
Convertible Series C Preferred Stock [Member]
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, shares authorized	45,002	45,002
Preferred stock, shares issued	2,379	45,002
Preferred stock, shares outstanding	2,379	45,002
Preferred stock, liquidation value	$ 237,900	$ 237,900
Convertible Series E Preferred Stock [Member]
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, shares authorized	2,500	2,500
Preferred stock, shares issued	730
Preferred stock, shares outstanding	730
Preferred stock, liquidation value	$ 1,460,000	$ 1,460,000