Annual report pursuant to section 13 and 15(d)

Fair Value of Financial Instruments (Details)

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Fair Value of Financial Instruments (Details) (USD $)
12 Months Ended 66 Months Ended 1 Months Ended
Jul. 31, 2012
Jul. 31, 2013
Mar. 28, 2012
Series A Warrant
Feb. 29, 2012
Series C Warrant
Fair Value Measurements        
Expiration of Series B Warrants (in shares)       4,000,000
Base floor price (in dollars per share)     $ 0.50  
Increase or decrease in estimated fair value of derivative liabilities $ 4,192,781 $ 3,150,986