Annual report pursuant to section 13 and 15(d)

Fair Value of Financial Instruments (Details)

v2.4.0.6
Fair Value of Financial Instruments (Details) (USD $)
1 Months Ended
Mar. 28, 2012
Mar. 28, 2012
Warrant derivative liability
Jul. 31, 2011
Warrant derivative liability
Mar. 28, 2012
Series A Warrant
Feb. 29, 2012
Series C Warrant
Jul. 31, 2011
Recurring basis
Balance at the end of the period
Jul. 31, 2011
Recurring basis
Significant Other Unobservable Inputs (Level 3)
Fair Value Measurements              
Stock expired unexercised (in shares)         4,000,000    
Base floor price (in dollars per share)   $ 0.50 $ 0.50 $ 0.50      
Series A and Series C Warrants $ 657,604     $ 657,604   $ 4,850,385 $ 4,850,385