Consolidated Balance Sheets (Parenthetical) (USD $)	Jan. 31, 2012	Jan. 31, 2011
Common Stock, Par Value Per Share	$ 0.001	$ 0.001
Common Stock, Shares Authorized	200,000,000	200,000,000
Common Stock, Shares Issued	87,062,125	79,938,305
Common Stock, Shares Outstanding	87,062,125	79,938,305