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Accumulated Other Comprehensive Income (Loss) - Components of Accumulated Other Comprehensive Income (Loss) (Detail) (USD $)
In Thousands, unless otherwise specified
Apr. 30, 2015
Oct. 31, 2014
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]    
Cumulative currency translation adjustments $ (70,719)us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax $ (50,941)us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax
Unrealized gain (loss) on derivative instruments, net of taxes (17,841)us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax (11,148)us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax
Unrealized gain (loss) on available-for-sale securities, net of taxes 30us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax 0us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
Total accumulated other comprehensive income (loss) $ (88,530)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax $ (62,089)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax [1]
[1] Derived from audited financial statements.