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Financial Instruments And Fair Value Measurements - Estimated Fair Values for the Company's Senior Notes and the Assets Held by Special Purpose Entities (Detail) (USD $) In Millions, unless otherwise specified	Apr. 30, 2015	Oct. 31, 2014
Estimated Fair Value Of Financial Instruments [Line Items]
Assets held by special purpose entities Estimated fair value	$ 50.9us-gaap_VariableInterestEntityConsolidatedCarryingAmountAssets	$ 50.9us-gaap_VariableInterestEntityConsolidatedCarryingAmountAssets
Estimate of Fair Value Measurement [Member]
Estimated Fair Value Of Financial Instruments [Line Items]
Assets held by special purpose entities Estimated fair value	54.8us-gaap_VariableInterestEntityConsolidatedCarryingAmountAssets / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember	54.5us-gaap_VariableInterestEntityConsolidatedCarryingAmountAssets / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember
Senior Notes Due 2017 [Member] | Estimate of Fair Value Measurement [Member]
Estimated Fair Value Of Financial Instruments [Line Items]
Estimated fair value	320.5us-gaap_DebtInstrumentFairValue / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_LongtermDebtTypeAxis = gef_SeniorNotesOneMember	325.5us-gaap_DebtInstrumentFairValue / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_LongtermDebtTypeAxis = gef_SeniorNotesOneMember
Senior Notes Due 2019 [Member] | Estimate of Fair Value Measurement [Member]
Estimated Fair Value Of Financial Instruments [Line Items]
Estimated fair value	282.9us-gaap_DebtInstrumentFairValue / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_LongtermDebtTypeAxis = gef_SeniorNoteTwoMember	287.5us-gaap_DebtInstrumentFairValue / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_LongtermDebtTypeAxis = gef_SeniorNoteTwoMember
Senior Notes Due 2021 [Member] | Estimate of Fair Value Measurement [Member]
Estimated Fair Value Of Financial Instruments [Line Items]
Estimated fair value	$ 258.0us-gaap_DebtInstrumentFairValue / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_LongtermDebtTypeAxis = gef_SeniorNoteThreeMember	$ 297.7us-gaap_DebtInstrumentFairValue / us-gaap_FairValueByMeasurementBasisAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_LongtermDebtTypeAxis = gef_SeniorNoteThreeMember

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Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 10

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13433-108611



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 12

-URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13476-108611

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The carrying amount of the consolidated Variable Interest Entity's assets included in the reporting entity's statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (bb)

-URI http://asc.fasb.org/extlink&oid=28200181&loc=d3e5710-111685

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