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Financial Assets and Liabilities - Unaudited Condensed Consolidated Statement of Operations Location and Amount of Gains and Losses on Derivative Instrument Fair Values for Designated Hedge Instruments, Net of Tax (Detail) - USD ($) $ in Thousands | 3 Months Ended
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Jan. 31, 2016 | Jan. 31, 2015
Financial Assets and Liabilities [Line Items] |  |
Amount of gain (loss) recognized in OCI on derivatives (effective portion) | $ (12,759) | $ (12,829)
Amount of gain (loss) reclassified from OCI (effective portion) | (3,716) | (1,055)
Foreign Exchange Contracts | Revenues |  |
Financial Assets and Liabilities [Line Items] |  |
Amount of gain (loss) recognized in OCI on derivatives (effective portion) | (1,491) | 2,966
Amount of gain (loss) reclassified from OCI (effective portion) | 212 | 2,381
Foreign Exchange Contracts | Operating Expenses |  |
Financial Assets and Liabilities [Line Items] |  |
Amount of gain (loss) recognized in OCI on derivatives (effective portion) | (11,268) | (15,795)
Amount of gain (loss) reclassified from OCI (effective portion) | $ (3,928) | $ (3,436)

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- Definition The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4D -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624177-113959 + Details
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- Definition The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 + Details
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