v2.4.1.9
CONDENSED COMBINED AND CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (Unaudited) (Parenthetical) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Jan. 31, 2015
Jan. 31, 2014
Other comprehensive income (loss), tax, parenthetical disclosures [Abstract]    
Unrealized gain (loss) on investments,tax $ 0us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax $ 1us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax 0us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax 0us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax
Unrealized gain (loss) on derivative instruments, Tax 2us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax 0us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax
Reclassification of (gains) and losses into earnings related to derivative instruments, tax 0us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax 0us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax
Foreign currency translation, tax 0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax 1us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax
Net defined benefit pension cost and post retirement plan costs, tax [Abstract]    
Amortization of net loss, tax (3)us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax 0us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax
Amortization of net prior service benefit, tax $ 3us-gaap_OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax $ 0us-gaap_OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax