Derivative Liabilities (Details Narrative) (USD $)	3 Months Ended		6 Months Ended		216 Months Ended		6 Months Ended		12 Months Ended			6 Months Ended
	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2014		Jan. 31, 2014 Issuing Additional Warrants	Jan. 31, 2013 Issuing Additional Warrants	Jul. 31, 2013 Issuing Additional Warrants	Jan. 31, 2014 Fair Value of Warrants	Jul. 31, 2013 Fair Value of Warrants	Jan. 31, 2014 Recognition of Gain
Derivative warrants weighted average remaining life							3 years 2 months 12 days
Recognition of gain due to derivative liability	$ (2,107,844)	$ (4,142,004)	$ (230,557)	$ (3,783,290)	$ (4,086,793)	[1]	$ 230,557	$ (3,783,290)
Fair value of derivative liability										5,259,929	5,234,293
Additional investment rights							$ 237,566	$ 126,195	$ 1,256,160			$ 892,399

[1] Includes $5,981,403 as adjustment related to the adoption of FASB ASC Topic 815 in "Cumulative from November 2, 1995 (Date of Inception) to January 31, 2014" column. See Note 10 - Derivative Warrant Liability.