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Financial Instruments and Fair Value Measurements - Recurring Fair Value Measurements (Detail) (Fair Value, Measurements, Recurring [Member], USD $) In Millions, unless otherwise specified	Jan. 31, 2015	Oct. 31, 2014
Fair Value Assets Measured On Recurring Basis [Line Items]
Total Fair Value	$ 20.6us-gaap_DerivativeLiabilities	$ 22.8us-gaap_DerivativeLiabilities
Other Long-Term Liabilities [Member] | Interest Rate Derivatives [Member]
Fair Value Assets Measured On Recurring Basis [Line Items]
Total Fair Value		(0.2)us-gaap_DerivativeLiabilities / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentLiabilitiesMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_InterestRateContractMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember
Prepaid Expenses and Other Current Assets [Member] | Foreign Exchange Hedges [Member]
Fair Value Assets Measured On Recurring Basis [Line Items]
Foreign exchange hedges/Insurance annuity	0.6us-gaap_DerivativeAssets / us-gaap_BalanceSheetLocationAxis = us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_ForeignExchangeContractMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember	0.6us-gaap_DerivativeAssets / us-gaap_BalanceSheetLocationAxis = us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_ForeignExchangeContractMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember
Other Current Liabilities [Member] | Foreign Exchange Hedges [Member]
Fair Value Assets Measured On Recurring Basis [Line Items]
Total Fair Value	(0.2)us-gaap_DerivativeLiabilities / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_ForeignExchangeContractMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember	(0.2)us-gaap_DerivativeLiabilities / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_ForeignExchangeContractMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember
Insurance Annuity [Member] | Other Long-Term Assets [Member]
Fair Value Assets Measured On Recurring Basis [Line Items]
Foreign exchange hedges/Insurance annuity	20.2us-gaap_DerivativeAssets / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentAssetsMember / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = gef_InsuranceAnnuityMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember	22.6us-gaap_DerivativeAssets / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentAssetsMember / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = gef_InsuranceAnnuityMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember
Level 2 [Member]
Fair Value Assets Measured On Recurring Basis [Line Items]
Total Fair Value	0.4us-gaap_DerivativeLiabilities / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember	0.2us-gaap_DerivativeLiabilities / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember
Level 2 [Member] | Other Long-Term Liabilities [Member] | Interest Rate Derivatives [Member]
Fair Value Assets Measured On Recurring Basis [Line Items]
Total Fair Value		(0.2)us-gaap_DerivativeLiabilities / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentLiabilitiesMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_InterestRateContractMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember
Level 2 [Member] | Prepaid Expenses and Other Current Assets [Member] | Foreign Exchange Hedges [Member]
Fair Value Assets Measured On Recurring Basis [Line Items]
Foreign exchange hedges/Insurance annuity	0.6us-gaap_DerivativeAssets / us-gaap_BalanceSheetLocationAxis = us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_ForeignExchangeContractMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember	0.6us-gaap_DerivativeAssets / us-gaap_BalanceSheetLocationAxis = us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_ForeignExchangeContractMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember
Level 2 [Member] | Other Current Liabilities [Member] | Foreign Exchange Hedges [Member]
Fair Value Assets Measured On Recurring Basis [Line Items]
Total Fair Value	(0.2)us-gaap_DerivativeLiabilities / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_ForeignExchangeContractMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember	(0.2)us-gaap_DerivativeLiabilities / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_ForeignExchangeContractMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember
Level 3 [Member]
Fair Value Assets Measured On Recurring Basis [Line Items]
Total Fair Value	20.2us-gaap_DerivativeLiabilities / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember	22.6us-gaap_DerivativeLiabilities / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember
Level 3 [Member] | Insurance Annuity [Member] | Other Long-Term Assets [Member]
Fair Value Assets Measured On Recurring Basis [Line Items]
Foreign exchange hedges/Insurance annuity	$ 20.2us-gaap_DerivativeAssets / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentAssetsMember / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = gef_InsuranceAnnuityMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember	$ 22.6us-gaap_DerivativeAssets / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentAssetsMember / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = gef_InsuranceAnnuityMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember

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