Financial Assets and Liabilities - Fair Values of Derivative Instrument Designated and Non-Designated as Hedging Instruments in Balance Sheet (Detail) (USD $) In Thousands, unless otherwise specified	Oct. 31, 2014	Oct. 31, 2013
Designated As Hedging Instrument | Other current assets
Financial Assets And Liabilities [Line Items]
Fair values of derivative instruments	$ 9,299	$ 12,417
Designated As Hedging Instrument | Accrued liabilities
Financial Assets And Liabilities [Line Items]
Fair values of derivative instruments	11,656	5,103
Non-Designated Hedging Instrument | Other current assets
Financial Assets And Liabilities [Line Items]
Fair values of derivative instruments	1	20
Non-Designated Hedging Instrument | Accrued liabilities
Financial Assets And Liabilities [Line Items]
Fair values of derivative instruments	$ 99	$ 135