XML 43 R27.htm IDEA: XBRL DOCUMENT
v3.23.4

BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) | 12 Months Ended
--- | ---
Oct. 31, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of Amortization Expense on Other Intangible Assets |
| Years
Trademarks and trade names | 5-15
Customer relationships | 5-23
Schedule of Depreciation on Properties, Plants and Equipment | Depreciation on properties, plants and equipment is provided on the straight-line method over the estimated useful lives of the assets, with general useful lives of the assets as follows:
| Years
Buildings | 30
Machinery and equipment | 10-15

X
- Definition Estimated useful lives of property plant and equipment table. + References No definition available. + Details
Name: | gef_EstimatedUsefulLivesOfPropertyPlantAndEquipmentTableTextBlock
Namespace Prefix: | gef_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of amortization expense of assets, excluding financial assets, that lack physical substance, having a limited useful life. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration