XML 54 R45.htm IDEA: XBRL DOCUMENT
v3.2.0.727

Goodwill and Other Intangible Assets - Summary of Changes in Carrying Amount of Goodwill by Segment (Parenthetical) (Detail) - USD ($) $ in Millions | Jul. 31, 2015 | Oct. 31, 2014
--- | --- | ---
Rigid Industrial Packaging & Services [Member] |  |
Goodwill [Line Items] |  |
Accumulated goodwill impairment loss | $ 0.5 | $ 0.0
Flexible Products & Services [Member] |  |
Goodwill [Line Items] |  |
Accumulated goodwill impairment loss | $ 50.3 | $ 50.3

X
- Definition Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a,h) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
Name: | us-gaap_GoodwillImpairedAccumulatedImpairmentLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_GoodwillLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=gef_RigidIndustrialPackagingAndServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=gef_FlexibleProductsAndServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |