Annual report pursuant to Section 13 and 15(d)

Consolidated Balance Sheets (Parenthetical)

v3.19.3
Consolidated Balance Sheets (Parenthetical) - $ / shares
Jul. 31, 2019
Jul. 31, 2018
Statement of Financial Position [Abstract]    
Common stock, shares authorized 16,000,000 16,000,000
Common stock, par value $ 0.0001 $ 0.0001
Common stock, shares issued 10,633,043 5,351,290
Common stock, shares outstanding 10,633,043 5,351,290
Warrants issued 3,631,953 895,805
Warrants outstanding 3,631,953 895,805