Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v3.8.0.1
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