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Stockholders' Equity (Details) - USD ($)			1 Months Ended		3 Months Ended	6 Months Ended
Stockholders' Equity (Details) - USD ($)	Nov. 23, 2015	Oct. 23, 2015	Nov. 23, 2015	Oct. 23, 2015	Jan. 31, 2016	Jan. 31, 2016	Jan. 31, 2015	Nov. 30, 2015	Jul. 31, 2015
Proceeds from Issuance or Sale of Equity [Abstract]
Common stock, issued					60,175,975	60,175,975			41,859,297
Transaction costs of stock issuance							$ 92,000
Sale of stock, net proceeds							$ 7,401,000
Expected term							5 years
Fair value of warrants							$ 4,397,000
Volatility					96.60%		133.74%
Interest rate					0.92%		1.50%
Dividend yield					0.00%		0.00%
Investors holding percentage of issuable shares	75.00%
Private Placement [Member]
Proceeds from Issuance or Sale of Equity [Abstract]
Common stock, issued	4,444,439	13,333,333	4,444,439	13,333,333			10,086,025
Share price	$ 0.45	$ 0.45	$ 0.45	$ 0.45
Warrants to purchase common stock shares							4,652,312	20,376,219
Proceeds from issuance of private placement	$ 2,000,000	$ 6,000,000	$ 2,000,000	$ 6,000,000			$ 7,493,000,000,000
Private Placement [Member] \| Warrant [Member]
Proceeds from Issuance or Sale of Equity [Abstract]
Common stock, issued					13,906	13,906
Warrants exercise price						$ 0.45
Aggregate number of exercises						28,000
Minimum [Member]
Proceeds from Issuance or Sale of Equity [Abstract]
Warrants exercise price							$ 0.01
Maximum [Member]
Proceeds from Issuance or Sale of Equity [Abstract]
Warrants exercise price							$ 0.75
Tom Lee and Affiliates [Member] \| Private Placement [Member]
Proceeds from Issuance or Sale of Equity [Abstract]
Proceeds from issuance of private placement	$ 472,000
Five Year Warrants [Member] \| Private Placement [Member]
Proceeds from Issuance or Sale of Equity [Abstract]
Warrants to purchase common stock shares	2,222,217	6,666,666	2,222,217	6,666,666
Warrants exercise period			5 years			5 years
Six Month Warrants [Member] \| Private Placement [Member]
Proceeds from Issuance or Sale of Equity [Abstract]
Warrants to purchase common stock shares	2,820,670	8,666,666	2,820,670	8,666,666
Warrants exercise period			6 months			6 months