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Sale of Non-United States Accounts Receivable - Additional Information (Detail) | Jan. 31, 2015 USD ($) | Jan. 31, 2015 European RPA [Member] USD ($) | Jan. 31, 2015 European RPA [Member] EUR (€) | Jan. 31, 2015 Singapore RPA [Member] USD ($) | Jan. 31, 2015 Singapore RPA [Member] SGD
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Finance Receivable Transferred To Held For Sale [Line Items] |  |  |  |  |
Financing receivable maximum amount under receivable purchase agreement |  | $ 165,000,000 gef_FinancingReceivableMaximumAmountUnderReceivablePurchaseAgreement / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = gef_NieuwAmsterdamReceivablesPurchaseAgreementMember | € 145,000,000 gef_FinancingReceivableMaximumAmountUnderReceivablePurchaseAgreement / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = gef_NieuwAmsterdamReceivablesPurchaseAgreementMember | $ 11,200,000 gef_FinancingReceivableMaximumAmountUnderReceivablePurchaseAgreement / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = gef_SingaporeReceivablePurchaseAgreementMember | 15,000,000 gef_FinancingReceivableMaximumAmountUnderReceivablePurchaseAgreement / us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis = gef_SingaporeReceivablePurchaseAgreementMember
Receivables held by third party | $ 0 us-gaap_TradeReceivablesHeldForSaleNet |  |  |  |

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- Details
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Namespace Prefix: | gef_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Financing receivable maximum amount under receivable purchase agreement. + References No definition available. + Details
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Namespace Prefix: | gef_
Data Type: | xbrli:monetaryItemType
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- Definition Amount classified as trade receivables attributable to disposal group held for sale or disposed of. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522 + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | debit
Period Type: | instant