Condensed Interim Consolidated Balance Sheets (Unaudited) (Parenthetical) - $ / shares	Oct. 31, 2018	Jul. 31, 2018
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	750,000,000	750,000,000
Common stock, shares issued	28,427,049	22,430,121
Common stock, shares outstanding	28,427,049	22,430,121
Series H Convertible Preferred Stock
Convertible preferred stock, par value (in dollars per share)	$ .001	$ .001
Convertible preferred stock, shares authorized	109,000	109,000
Convertible preferred stock, shares issued	63,000	63,000
Convertible preferred stock, shares outstanding	63,000	63,000
Series I Convertible Preferred Stock
Convertible preferred stock, par value (in dollars per share)	$ .001	$ .001
Convertible preferred stock, shares authorized	6,000	6,000