Exploration Stage Company (Detail) (USD $)	1 Months Ended	3 Months Ended		12 Months Ended					64 Months Ended
	Oct. 31, 2008	Jan. 31, 2014	Jan. 31, 2013	Oct. 31, 2013	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010	Oct. 31, 2009	Jan. 31, 2014
Operating loss since inception	$ (12)	$ 345,148	$ (529,668)	$ (1,289,689)	$ (3,531,780)	$ (4,777,291)	$ (981,396)	$ (89,397)	$ (10,324,417)