XML 54 R38.htm IDEA: XBRL DOCUMENT v2.4.0.8
Subsequent Events (Details) (USD $)
 3 Months Ended
Apr. 30, 2014
Jan. 31, 2014
Mar. 07, 2014
Oct. 31, 2013
Jun. 25, 2013
Subsequent Event [Line Items]          
Debt Conversion, Original Debt, Amount $ 22,000,000 $ 15,000,000      
Stock Issued During Period, Shares, Conversion of Convertible Securities 17,500,000 9,677,425      
Senior Unsecured Convertible Notes   23,000,000 1,000,000 38,000,000 38,000,000
Debt Instrument, Convertible, Conversion Ratio   645.1613      
Debt Conversion, Converted Instrument, Amount   $ 1,000      
Debt Instrument, Convertible, Conversion Price   $ 1.55     $ 1.55