Stockholders’ Deficiency - Accounting allocation of initial proceeds (Details) (USD $)	3 Months Ended		216 Months Ended
	Oct. 31, 2013	Oct. 31, 2012	Oct. 31, 2013
Equity [Abstract]
Net proceeds		$ 725,000	$ 18,920,000
Derivative warrant liability fair value	(1,189,744)
Derivative additional investment rights fair value	(1,264,683)
Make whole payments liability	(330,750)
Deemed dividend	$ (1,620,177)