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Business Segment Information - Additional Information (Detail) | 12 Months Ended
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Oct. 31, 2012 acre
Segment Reporting Information [Line Items] |
Measurement Area of timber properties in the south eastern United States which are actively managed in acres | 270,100
Measurement Area of timber properties in Canada which are not actively managed in acres | 11,860

X
- Definition Measurement area of timber properties which are actively managed. + References No definition available. + Details
Name: | gef_MeasurementAreaOfTimberPropertiesWhichAreActivelyManaged
Namespace Prefix: | gef_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | duration

X
- Definition Measurement area of timber properties which are not actively managed. + References No definition available. + Details
Name: | gef_MeasurementAreaOfTimberPropertiesWhichAreNotActivelyManaged
Namespace Prefix: | gef_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration