Consolidated Balance Sheets (Parenthetical) (USD $)	Oct. 31, 2014	Jul. 31, 2014
Statement Of Financial Position [Abstract]
Preferred stock par value	$ 0.0001	$ 0.0001
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, shares issued
Common stock par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	180,000,000	180,000,000
Common stock, shares issued	126,335,253	126,143,366
Common stock, shares outstanding	126,335,253	126,143,366

Face amount or stated value per share of common stock.

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