Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v3.19.2
Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Apr. 30, 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 7,111,258 5,351,162
Common stock, shares outstanding 7,111,258 5,351,162
Warrants issued 892,890 895,805
Warrants outstanding 892,890 895,805