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Derivative Liabilities (Details Narrative) - USD ($)
3 Months Ended
Oct. 31, 2015
Oct. 31, 2014
Jul. 31, 2015
Derivative warrants weighted average remaining life 2 years 2 months    
Increase (Decrease) in fair value of derivative warrant liability $ (161,900)    
Fair value of derivative liability 2,525,315   $ 2,363,415
Additional recognition of gain, “Change in fair value of derivative liabilities” (154,063) $ 194,512  
Series G Convertible Preferred Stock      
Fair value of derivative liability $ 296,725   $ 142,662