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Property and Equipment By Geographic Areas (Detail) (USD $)
In Thousands, unless otherwise specified
Oct. 31, 2013
Oct. 31, 2012
Long-Lived Assets by Geographical Areas [Line Items]    
Property and equipment, net $ 197,600 $ 191,243
United States
   
Long-Lived Assets by Geographical Areas [Line Items]    
Property and equipment, net 133,310 133,148
Other Countries
   
Long-Lived Assets by Geographical Areas [Line Items]    
Property and equipment, net $ 64,290 $ 58,095