$GEF
GREIF, INC Stock $gef

$gef Overview Financials Valuation SEC Filings Company Website

2020 Q4 Form 10-K Financial Statement

#000004392020000074 Filed on December 17, 2020

Income Statement

Concept	2020 Q4	2019 Q4	2019 Q3
Revenue	$1.161B	$1.232B	$1.253B
YoY Change	-5.75%	24.74%	23.76%
Cost Of Revenue	$929.6M	$973.1M	$973.2M
YoY Change	-4.47%	24.29%	22.42%
Gross Profit	$231.7M	$259.0M	$279.4M
YoY Change	-10.54%	26.46%	28.7%
Gross Profit Margin	19.95%	21.02%	22.31%
Selling, General & Admin	$139.1M	$130.4M	$138.9M
YoY Change	6.67%	42.51%	39.74%
% of Gross Profit	60.03%	50.35%	49.71%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$60.10M	$59.30M	$60.00M
YoY Change	1.35%	95.07%	85.19%
% of Gross Profit	25.94%	22.9%	21.47%
Operating Expenses	$139.1M	$130.4M	$138.9M
YoY Change	6.67%	42.51%	39.74%
Operating Profit	$92.60M	$128.6M	$125.6M
YoY Change	-27.99%	13.5%	10.18%
Interest Expense	-$26.00M	-$31.90M	-$34.50M
YoY Change	-18.5%	114.09%	185.12%
% of Operating Profit	-28.08%	-24.81%	-27.47%
Other Income/Expense, Net	$200.0K	-$2.100M	$1.100M
YoY Change	-109.52%	90.91%	-122.92%
Pretax Income	$66.20M	$81.70M	$92.10M
YoY Change	-18.97%	-5.44%	-4.76%
Income Tax	$16.30M	$12.40M	$26.80M
% Of Pretax Income	24.62%	15.18%	29.1%
Net Earnings	$44.40M	$65.00M	$62.70M
YoY Change	-31.69%	62.09%	-7.39%
Net Earnings / Revenue	3.82%	5.28%	5.01%
Basic Earnings Per Share
Diluted Earnings Per Share	$917.4K	$1.349M	$1.298M
COMMON SHARES
Basic Shares Outstanding
Diluted Shares Outstanding

Balance Sheet

Concept	2020 Q4	2019 Q4	2019 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$105.9M	$77.30M	$75.80M
YoY Change	37.0%	-17.94%	-24.88%
Cash & Equivalents	$105.9M	$77.30M	$75.80M
Short-Term Investments
Other Short-Term Assets	$115.8M	$101.2M	$79.20M
YoY Change	14.43%	9.88%	-36.64%
Inventory	$293.6M	$358.2M	$413.5M
Prepaid Expenses	$43.00M	$44.00M	$50.20M
Receivables	$636.6M	$664.2M	$720.3M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$1.303B	$1.249B	$1.342B
YoY Change	4.31%	27.88%	24.8%
LONG-TERM ASSETS
Property, Plant & Equipment	$1.527B	$1.690B	$1.678B
YoY Change	-9.67%	41.82%	42.01%
Goodwill	$1.518B	$1.518B	$1.562B
YoY Change	0.04%	95.59%	98.84%
Intangibles		$776.5M	$794.3M
YoY Change		863.4%	831.18%
Long-Term Investments
YoY Change
Other Assets	$99.20M	$90.90M	$98.10M
YoY Change	9.13%	-9.46%	0.1%
Total Long-Term Assets	$4.208B	$5.900M	$4.211B
YoY Change	71223.73%	-44.86%	89.31%
TOTAL ASSETS
Total Short-Term Assets	$1.303B	$1.249B	$1.342B
Total Long-Term Assets	$4.208B	$5.900M	$4.211B
Total Assets	$5.511B	$5.427B	$5.552B
YoY Change	1.55%	69.86%	68.29%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$450.7M	$435.2M	$458.5M
YoY Change	3.56%	7.78%	11.94%
Accrued Expenses	$174.6M	$142.4M	$125.9M
YoY Change	22.61%	24.48%	13.53%
Deferred Revenue
YoY Change
Short-Term Debt	$28.40M	$9.200M	$8.800M
YoY Change	208.7%	26.03%	60.0%
Long-Term Debt Due	$123.1M	$83.70M	$83.70M
YoY Change	47.07%	345.21%	458.0%
Total Short-Term Liabilities	$1.000B	$825.4M	$837.0M
YoY Change	21.17%	23.16%	23.05%
LONG-TERM LIABILITIES
Long-Term Debt	$2.336B	$2.659B	$2.786B
YoY Change	-12.17%	200.76%	173.11%
Other Long-Term Liabilities	$160.4M	$128.9M	$123.8M
YoY Change	24.44%	66.32%	72.66%
Total Long-Term Liabilities	$3.290B	$3.389B	$3.517B
YoY Change	-2.92%	153.87%	146.45%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.000B	$825.4M	$837.0M
Total Long-Term Liabilities	$3.290B	$3.389B	$3.517B
Total Liabilities	$4.290B	$4.214B	$4.354B
YoY Change	1.8%	110.18%	106.62%
SHAREHOLDERS EQUITY
Retained Earnings	$1.544B	$1.539B	$1.499B
YoY Change	0.32%	4.71%	3.12%
Common Stock	$170.2M	$162.6M	$162.6M
YoY Change	4.67%	8.04%	8.04%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$134.4M	$134.8M	$134.8M
YoY Change	-0.3%	-0.44%	-0.44%
Treasury Stock Shares
Shareholders Equity	$1.152B	$1.133B
YoY Change
Total Liabilities & Shareholders Equity	$5.511B	$5.427B	$5.552B
YoY Change	1.55%	69.86%	68.29%

Cashflow Statement

Concept	2020 Q4	2019 Q4	2019 Q3
OPERATING ACTIVITIES
Net Income	$44.40M	$65.00M	$62.70M
YoY Change	-31.69%	62.09%	-7.39%
Depreciation, Depletion And Amortization	$60.10M	$59.30M	$60.00M
YoY Change	1.35%	95.07%	85.19%
Cash From Operating Activities	$200.4M	$195.4M	$141.5M
YoY Change	2.56%	-0.91%	175.83%
INVESTING ACTIVITIES
Capital Expenditures	-$34.00M	-$54.30M	-$42.00M
YoY Change	-37.38%	7.52%	12.3%
Acquisitions
YoY Change
Other Investing Activities	$23.60M	$12.90M	-$22.80M
YoY Change	82.95%	1190.0%	-860.0%
Cash From Investing Activities	-$10.40M	-$41.40M	-$64.80M
YoY Change	-74.88%	-16.36%	88.37%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-179.7M	-151.9M	-91.40M
YoY Change	18.3%	1.74%	331.13%
NET CHANGE
Cash From Operating Activities	200.4M	195.4M	141.5M
Cash From Investing Activities	-10.40M	-41.40M	-64.80M
Cash From Financing Activities	-179.7M	-151.9M	-91.40M
Net Change In Cash	10.30M	2.100M	-14.70M
YoY Change	390.48%	-231.25%	241.86%
FREE CASH FLOW
Cash From Operating Activities	$200.4M	$195.4M	$141.5M
Capital Expenditures	-$34.00M	-$54.30M	-$42.00M
Free Cash Flow	$234.4M	$249.7M	$183.5M
YoY Change	-6.13%	0.81%	106.88%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2020	dei	Amendment Flag AmendmentFlag	false
CY2020	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
CY2020	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2020	dei	Entity Central Index Key EntityCentralIndexKey	0000043920
CY2019	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	gef:Accountingstandardsupdate201616_1
CY2020	dei	Document Period End Date DocumentPeriodEndDate	2020-10-31
CY2020	dei	Document Type DocumentType	10-K
CY2020	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2020	dei	Document Annual Report DocumentAnnualReport	true
CY2020	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--10-31
CY2020	dei	Document Transition Report DocumentTransitionReport	false
CY2020	dei	Entity File Number EntityFileNumber	001-00566
CY2020	dei	Entity Registrant Name EntityRegistrantName	GREIF, INC
CY2020	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2020	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	31-4388903
CY2020	dei	Entity Address Address Line1 EntityAddressAddressLine1	425 Winter Road
CY2020	dei	Entity Address City Or Town EntityAddressCityOrTown	Delaware
CY2020	dei	Entity Address State Or Province EntityAddressStateOrProvince	OH
CY2020	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	43015
CY2020	dei	City Area Code CityAreaCode	740
CY2020	dei	Local Phone Number LocalPhoneNumber	549-6000
CY2020	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2020	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2020	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2020	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2020	dei	Entity Small Business EntitySmallBusiness	false
CY2020	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2020	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2020	dei	Entity Shell Company EntityShellCompany	false
CY2020	dei	Document Period End Date DocumentPeriodEndDate	2020-10-31
CY2020	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--10-31
CY2020Q4	us-gaap	Number Of Countries In Which Entity Operates NumberOfCountriesInWhichEntityOperates	40	Country
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-6700000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-9800000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-4500000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-12000000.0	USD
CY2019	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-26100000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-15100000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	25300000	USD
CY2020	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	4515000000.0	USD
CY2019	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	4595000000.0	USD
CY2018	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	3873800000	USD
CY2020	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	3600300000	USD
CY2019	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	3635100000	USD
CY2018	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	3084900000	USD
CY2020	us-gaap	Gross Profit GrossProfit	914700000	USD
CY2019	us-gaap	Gross Profit GrossProfit	959900000	USD
CY2018	us-gaap	Gross Profit GrossProfit	788900000	USD
CY2020	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	516000000.0	USD
CY2019	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	507400000	USD
CY2018	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	397200000	USD
CY2020	us-gaap	Restructuring Charges RestructuringCharges	38700000	USD
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CY2020	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	17000000.0	USD
CY2019	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	29700000	USD
CY2018	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	700000	USD
CY2020	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	18500000	USD
CY2019	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	7800000	USD
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CY2020	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	19200000	USD
CY2019	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	13900000	USD
CY2018	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	5600000	USD
CY2020	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	-38800000	USD
CY2019	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	-3700000	USD
CY2018	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	800000	USD
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	304900000	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	399100000	USD
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	370500000	USD
CY2020	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	-115800000	USD
CY2019	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	-112500000	USD
CY2018	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	-51000000.0	USD
CY2020	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2019	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-22000000.0	USD
CY2018	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2020	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements And Curtailments1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1	-300000	USD
CY2019	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements And Curtailments1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1	0	USD
CY2018	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements And Curtailments1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1	-1300000	USD
CY2020	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-2700000	USD
CY2019	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-2600000	USD
CY2018	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-18400000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	186100000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	262000000.0	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	299800000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	63300000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	70700000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	73300000	USD
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	1500000	USD
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	2900000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	3000000.0	USD
CY2020	us-gaap	Profit Loss ProfitLoss	124300000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	194200000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	229500000	USD
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	15500000	USD
CY2019	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	23200000	USD
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CY2020	us-gaap	Net Income Loss NetIncomeLoss	108800000	USD
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CY2018	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-45500000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-12000000.0	USD
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CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-15100000	USD
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CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-6700000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-55900000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-21500000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	117600000	USD
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CY2018	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	208000000.0	USD
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CY2019	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	23900000	USD
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CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	115000000.0	USD
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CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	105900000	USD
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CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	9400000	USD
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CY2020Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	79800000	USD
CY2019Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	108500000	USD
CY2020Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	57000000.0	USD
CY2019Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	4100000	USD
CY2020Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	43000000.0	USD
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CY2020Q4	us-gaap	Other Assets Current OtherAssetsCurrent	115800000	USD
CY2019Q4	us-gaap	Other Assets Current OtherAssetsCurrent	101200000	USD
CY2020Q4	us-gaap	Assets Current AssetsCurrent	1302800000	USD
CY2019Q4	us-gaap	Assets Current AssetsCurrent	1249000000.0	USD
CY2020Q4	us-gaap	Goodwill Goodwill	1518400000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	1517800000	USD
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CY2020Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	11300000	USD
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CY2020Q4	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	29500000	USD
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CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	307500000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	0	USD
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CY2019Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	90900000	USD
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CY2019Q4	gef	Assets Non Current Excluding Properties Plant And Equipment AssetsNonCurrentExcludingPropertiesPlantAndEquipment	2487400000	USD
CY2020Q4	us-gaap	Timber And Timberlands TimberAndTimberlands	224500000	USD
CY2019Q4	us-gaap	Timber And Timberlands TimberAndTimberlands	272400000	USD
CY2020Q4	us-gaap	Land Land	162600000	USD
CY2019Q4	us-gaap	Land Land	178000000.0	USD
CY2020Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	524700000	USD
CY2019Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	531000000.0	USD
CY2020Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	1930600000	USD
CY2019Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	1866200000	USD
CY2020Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	120600000	USD
CY2019Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	170400000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	2963000000.0	USD
CY2019Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	3018000000.0	USD
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1436100000	USD
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1327700000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1526900000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1690300000	USD
CY2020Q4	us-gaap	Assets Assets	5510900000	USD
CY2019Q4	us-gaap	Assets Assets	5426700000	USD
CY2020Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	450700000	USD
CY2019Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	435200000	USD
CY2020Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	122300000	USD
CY2019Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	142400000	USD
CY2020Q4	us-gaap	Restructuring Reserve Current RestructuringReserveCurrent	21600000	USD
CY2019Q4	us-gaap	Restructuring Reserve Current RestructuringReserveCurrent	11300000	USD
CY2020Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	123100000	USD
CY2019Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	83700000	USD
CY2020Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	28400000	USD
CY2019Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	9200000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	52300000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	0	USD
CY2020Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	158400000	USD
CY2019Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	143600000	USD
CY2020Q4	us-gaap	Liabilities Current LiabilitiesCurrent	1000100000	USD
CY2019Q4	us-gaap	Liabilities Current LiabilitiesCurrent	825400000	USD
CY2020Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	2335500000	USD
CY2019Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	2659000000.0	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	257700000	USD
CY2019Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	0	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	339200000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	313000000.0	USD
CY2020Q4	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	137700000	USD
CY2019Q4	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	177600000	USD
CY2020Q4	us-gaap	Postemployment Benefits Liability Noncurrent PostemploymentBenefitsLiabilityNoncurrent	11600000	USD
CY2019Q4	us-gaap	Postemployment Benefits Liability Noncurrent PostemploymentBenefitsLiabilityNoncurrent	12200000	USD
CY2020Q4	us-gaap	Accrued Environmental Loss Contingencies Noncurrent AccruedEnvironmentalLossContingenciesNoncurrent	20200000	USD
CY2019Q4	us-gaap	Accrued Environmental Loss Contingencies Noncurrent AccruedEnvironmentalLossContingenciesNoncurrent	18700000	USD
CY2020Q4	us-gaap	Shares Subject To Mandatory Redemption Settlement Terms Amount Noncurrent SharesSubjectToMandatoryRedemptionSettlementTermsAmountNoncurrent	8400000	USD
CY2019Q4	us-gaap	Shares Subject To Mandatory Redemption Settlement Terms Amount Noncurrent SharesSubjectToMandatoryRedemptionSettlementTermsAmountNoncurrent	8400000	USD
CY2020Q4	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	27800000	USD
CY2019Q4	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	27800000	USD
CY2020Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	152000000.0	USD
CY2019Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	128900000	USD
CY2020Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	3290100000	USD
CY2019Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	3388900000	USD
CY2020Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2019Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2020Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	20000000.0	USD
CY2019Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	21300000	USD
CY2020Q4	us-gaap	Common Stock Value CommonStockValue	170200000	USD
CY2019Q4	us-gaap	Common Stock Value CommonStockValue	162600000	USD
CY2020Q4	us-gaap	Treasury Stock Value TreasuryStockValue	134400000	USD
CY2019Q4	us-gaap	Treasury Stock Value TreasuryStockValue	134800000	USD
CY2020Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1543900000	USD
CY2019Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1539000000.0	USD
CY2020	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements And Curtailments1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1	-300000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	1152200000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	1133100000	USD
CY2020Q4	us-gaap	Minority Interest MinorityInterest	48500000	USD
CY2019Q4	us-gaap	Minority Interest MinorityInterest	58000000.0	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1200700000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1191100000	USD
CY2020Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	5510900000	USD
CY2019Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	5426700000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	124300000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	194200000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	229500000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	242500000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	206100000	USD
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	126900000	USD
CY2020	us-gaap	Asset Impairment Charges AssetImpairmentCharges	18500000	USD
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	7800000	USD
CY2018	us-gaap	Asset Impairment Charges AssetImpairmentCharges	8300000	USD
CY2019	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements And Curtailments1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1	0	USD
CY2018	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements And Curtailments1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1	-1300000	USD
CY2020	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	19200000	USD
CY2019	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	13900000	USD
CY2018	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	5600000	USD
CY2020	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	-38800000	USD
CY2019	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	-3700000	USD
CY2018	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	800000	USD
CY2020	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	4200000	USD
CY2019	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-3000000.0	USD
CY2018	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	700000	USD
CY2020	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	16700000	USD
CY2019	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	2100000	USD
CY2018	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-44800000	USD
CY2020	us-gaap	Tax Cuts And Jobs Act Of2017 Income Tax Expense Benefit TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit	0	USD
CY2019	us-gaap	Tax Cuts And Jobs Act Of2017 Income Tax Expense Benefit TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit	-800000	USD
CY2018	us-gaap	Tax Cuts And Jobs Act Of2017 Income Tax Expense Benefit TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit	52800000	USD
CY2019	gef	Debt Extinguishment Charges DebtExtinguishmentCharges	14000000.0	USD
CY2020	gef	Debt Extinguishment Charges DebtExtinguishmentCharges	0	USD
CY2018	gef	Debt Extinguishment Charges DebtExtinguishmentCharges	0	USD
CY2020	gef	Operating Lease Expense Non Cash OperatingLeaseExpenseNonCash	57400000	USD
CY2019	gef	Operating Lease Expense Non Cash OperatingLeaseExpenseNonCash	0	USD
CY2018	gef	Operating Lease Expense Non Cash OperatingLeaseExpenseNonCash	0	USD
CY2020	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	3000000.0	USD
CY2019	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-4200000	USD
CY2018	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	2800000	USD
CY2020	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	9100000	USD
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-55100000	USD
CY2018	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	34000000.0	USD
CY2020	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-27100000	USD
CY2019	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-33900000	USD
CY2018	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	24800000	USD
CY2020	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	0	USD
CY2019	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	6900000	USD
CY2018	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-2100000	USD
CY2020	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	38100000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-69900000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	24300000	USD
CY2020	us-gaap	Increase Decrease In Restructuring Reserve IncreaseDecreaseInRestructuringReserve	10200000	USD
CY2019	us-gaap	Increase Decrease In Restructuring Reserve IncreaseDecreaseInRestructuringReserve	6700000	USD
CY2018	us-gaap	Increase Decrease In Restructuring Reserve IncreaseDecreaseInRestructuringReserve	-800000	USD
CY2020	gef	Increase Decrease In Lease Liabilities IncreaseDecreaseInLeaseLiabilities	56800000	USD
CY2019	gef	Increase Decrease In Lease Liabilities IncreaseDecreaseInLeaseLiabilities	0	USD
CY2018	gef	Increase Decrease In Lease Liabilities IncreaseDecreaseInLeaseLiabilities	0	USD
CY2020	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	-13300000	USD
CY2019	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	-15300000	USD
CY2018	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	-66800000	USD
CY2020	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	13600000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	34500000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	11100000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	454700000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	389500000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	253000000.0	USD
CY2020	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	1857900000	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2020	us-gaap	Payments To Acquire Other Property Plant And Equipment PaymentsToAcquireOtherPropertyPlantAndEquipment	131400000	USD
CY2019	us-gaap	Payments To Acquire Other Property Plant And Equipment PaymentsToAcquireOtherPropertyPlantAndEquipment	156800000	USD
CY2018	us-gaap	Payments To Acquire Other Property Plant And Equipment PaymentsToAcquireOtherPropertyPlantAndEquipment	140200000	USD
CY2020	us-gaap	Payments To Acquire Timberlands PaymentsToAcquireTimberlands	5400000	USD
CY2019	us-gaap	Payments To Acquire Timberlands PaymentsToAcquireTimberlands	5400000	USD
CY2018	us-gaap	Payments To Acquire Timberlands PaymentsToAcquireTimberlands	8900000	USD
CY2020	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	3600000	USD
CY2019	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	0	USD
CY2018	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	0	USD
CY2020	us-gaap	Proceeds From Sales Of Business Affiliate And Productive Assets ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets	33400000	USD
CY2019	us-gaap	Proceeds From Sales Of Business Affiliate And Productive Assets ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets	28700000	USD
CY2018	us-gaap	Proceeds From Sales Of Business Affiliate And Productive Assets ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets	12500000	USD
CY2020	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	80900000	USD
CY2019	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	1500000	USD
CY2018	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	1400000	USD
CY2020	gef	Proceeds From Insurance Recoveries ProceedsFromInsuranceRecoveries	900000	USD
CY2019	gef	Proceeds From Insurance Recoveries ProceedsFromInsuranceRecoveries	600000	USD
CY2018	gef	Proceeds From Insurance Recoveries ProceedsFromInsuranceRecoveries	0	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-25200000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1989300000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-135200000	USD
CY2020	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1319900000	USD
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	3732300000	USD
CY2018	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1020700000	USD
CY2020	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1578400000	USD
CY2019	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	2075600000	USD
CY2018	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1065400000	USD
CY2020	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	17000000.0	USD
CY2019	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	2200000	USD
CY2018	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-11000000.0	USD
CY2020	gef	Proceeds From Trade Accounts Receivable Credit Facility ProceedsFromTradeAccountsReceivableCreditFacility	76800000	USD
CY2019	gef	Proceeds From Trade Accounts Receivable Credit Facility ProceedsFromTradeAccountsReceivableCreditFacility	181400000	USD
CY2018	gef	Proceeds From Trade Accounts Receivable Credit Facility ProceedsFromTradeAccountsReceivableCreditFacility	2800000	USD
CY2020	gef	Payments Of Trade Accounts Receivable Credit Facility PaymentsOfTradeAccountsReceivableCreditFacility	122900000	USD
CY2019	gef	Payments Of Trade Accounts Receivable Credit Facility PaymentsOfTradeAccountsReceivableCreditFacility	89200000	USD
CY2018	gef	Payments Of Trade Accounts Receivable Credit Facility PaymentsOfTradeAccountsReceivableCreditFacility	2800000	USD
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	104300000	USD
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	104000000.0	USD
CY2018	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	100000000.0	USD
CY2020	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	13400000	USD
CY2019	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	9200000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-16900000	USD
CY2018	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	4600000	USD
CY2020	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	0	USD
CY2019	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	44100000	USD
CY2018	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	0	USD
CY2020	us-gaap	Payments For Repurchase Of Redeemable Noncontrolling Interest PaymentsForRepurchaseOfRedeemableNoncontrollingInterest	0	USD
CY2019	us-gaap	Payments For Repurchase Of Redeemable Noncontrolling Interest PaymentsForRepurchaseOfRedeemableNoncontrollingInterest	11900000	USD
CY2018	us-gaap	Payments For Repurchase Of Redeemable Noncontrolling Interest PaymentsForRepurchaseOfRedeemableNoncontrollingInterest	0	USD
CY2020	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	0	USD
CY2019	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	1600000	USD
CY2018	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	2000000.0	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-405300000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1583500000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-158300000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	4400000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-600000	USD
CY2018	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-7600000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	28600000	USD
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-48100000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	77300000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	94200000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	142300000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	105900000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	77300000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	94200000	USD
CY2020	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	17200000	USD
CY2019	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	18600000	USD
CY2018	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	11400000	USD
CY2020	us-gaap	Interest Paid Net InterestPaidNet	119900000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	161800000	USD
CY2018	us-gaap	Interest Paid Net InterestPaidNet	58300000	USD
CY2020	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	65100000	USD
CY2019	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	71400000	USD
CY2018	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	65200000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1047500000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	229500000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-45500000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	-3300000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	7700000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Before Reclassification Adjustments Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax	4100000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-16300000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	208000000.0	USD
CY2018	us-gaap	Temporary Equity Issue Period Increase Or Decrease TemporaryEquityIssuePeriodIncreaseOrDecrease	500000	USD
CY2018	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	3700000	USD
CY2018	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	100000000.0	USD
CY2018	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	4600000	USD
CY2018	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross	1200000	USD
CY2018	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	5300000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1154200000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-26100000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	194200000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-4500000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	-8600000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Before Reclassification Adjustments Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax	4800000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-15100000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Before Reclassification Adjustments Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax	-1100000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	25300000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	138300000	USD
CY2019	us-gaap	Temporary Equity Issue Period Increase Or Decrease TemporaryEquityIssuePeriodIncreaseOrDecrease	4900000	USD
CY2019	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	2300000	USD
CY2019	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	104000000.0	USD
CY2019	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	7900000	USD
CY2019	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	2700000	USD
CY2019	us-gaap	Stock Issued During Period Value Restricted Stock Award Gross StockIssuedDuringPeriodValueRestrictedStockAwardGross	1100000	USD
CY2019	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	11600000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1191100000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	108800000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	124300000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-9800000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	-4000000.0	USD
CY2020	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-12000000.0	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	117600000	USD
CY2020	us-gaap	Temporary Equity Issue Period Increase Or Decrease TemporaryEquityIssuePeriodIncreaseOrDecrease	400000	USD
CY2020	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	100000	USD
CY2020	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	104300000	USD
CY2020	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	12000000.0	USD
CY2020	gef	Noncontrolling Interest Decrease From Redemptions Or Purchase Of Interests And Other NoncontrollingInterestDecreaseFromRedemptionsOrPurchaseOfInterestsAndOther	-5300000	USD
CY2020	us-gaap	Stock Granted During Period Value Sharebased Compensation StockGrantedDuringPeriodValueSharebasedCompensation	1500000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1200700000	USD
CY2020Q4	us-gaap	Number Of Countries In Which Entity Operates NumberOfCountriesInWhichEntityOperates	40	Country
CY2020Q4	dei	Entity Number Of Employees EntityNumberOfEmployees	16000	employee
CY2020	gef	Subsidiary Percent Of Revenue SubsidiaryPercentOfRevenue	0.01
CY2020Q4	gef	Subsidiary Percent Of Assets SubsidiaryPercentOfAssets	0.01
CY2020	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-bottom:10pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Use of Estimates</span></div><div style="margin-bottom:10pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of consolidated financial statements in conformity with GAAP requires management to make certain estimates, judgments and assumptions that affect the amounts reported in the consolidated financial statements and accompanying notes. The most significant estimates are related to the expected useful lives assigned to properties, plants and equipment, goodwill and other intangible assets, estimates of fair value, environmental liabilities, pension and post-retirement benefits, including plan assets, income taxes, net assets held for sale and contingencies. Actual amounts could differ from those estimates.</span></div>
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	9400000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	6800000	USD
CY2020	gef	Investment In Short Term Financial Instruments Term InvestmentInShortTermFinancialInstrumentsTerm	P3M
CY2018	gef	Gain Loss On Investment In Short Term Financial Instruments GainLossOnInvestmentInShortTermFinancialInstruments	0	USD
CY2019	gef	Gain Loss On Investment In Short Term Financial Instruments GainLossOnInvestmentInShortTermFinancialInstruments	0	USD
CY2020	gef	Gain Loss On Investment In Short Term Financial Instruments GainLossOnInvestmentInShortTermFinancialInstruments	0	USD
CY2019	us-gaap	Depreciation Depreciation	149000000.0	USD
CY2020	us-gaap	Depreciation Depreciation	169100000	USD
CY2018	us-gaap	Depreciation Depreciation	107500000	USD
CY2020Q4	gef	Capitalized Interest Costs CapitalizedInterestCosts	4500000	USD
CY2019Q4	gef	Capitalized Interest Costs CapitalizedInterestCosts	5600000	USD
CY2018Q4	gef	Capitalized Interest Costs CapitalizedInterestCosts	4500000	USD
CY2020	gef	Measurement Area Of Timber Properties Which Are Actively Managed MeasurementAreaOfTimberPropertiesWhichAreActivelyManaged	244000	acre
CY2020	gef	Number Of Product Classes In Depletion Block NumberOfProductClassesInDepletionBlock	5	class
CY2020	gef	Number Of Depletion Blocks NumberOfDepletionBlocks	8	Block
CY2020	gef	Number Of Product Classes In Depletion Block NumberOfProductClassesInDepletionBlock	5	class
CY2020Q4	us-gaap	Self Insurance Reserve SelfInsuranceReserve	7200000	USD
CY2019Q4	us-gaap	Self Insurance Reserve SelfInsuranceReserve	7600000	USD
CY2020Q4	gef	Liabilities For Anticipated Costs Related To Captive Insurance Subsidiary LiabilitiesForAnticipatedCostsRelatedToCaptiveInsuranceSubsidiary	24700000	USD
CY2019Q4	gef	Liabilities For Anticipated Costs Related To Captive Insurance Subsidiary LiabilitiesForAnticipatedCostsRelatedToCaptiveInsuranceSubsidiary	27500000	USD
CY2020	gef	Number Of Affiliates In Which Company Has Equity Interest NumberOfAffiliatesInWhichCompanyHasEquityInterest	3	affiliate
CY2020	us-gaap	Costs Associated With Exit Or Disposal Activities Or Restructurings Policy Ongoing Benefit Arrangements CostsAssociatedWithExitOrDisposalActivitiesOrRestructuringsPolicyOngoingBenefitArrangements	<div style="margin-bottom:10pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Restructuring Charges</span></div><div style="margin-bottom:10pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The Company accounts for all exit or disposal activities in accordance with ASC 420, “Exit or Disposal Cost Obligations.” Under ASC 420, a liability is measured at its fair value and recognized as incurred.</span></div><div style="margin-bottom:6pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Employee-related costs primarily consist of one-time termination benefits provided to employees who have been involuntarily terminated. A one-time benefit arrangement is an arrangement established by a plan of termination that applies for a specified termination event or for a specified future period. A one-time benefit arrangement exists at the date the plan of termination meets all of the following criteria and has been communicated to employees:</span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:6pt;font-weight:400;line-height:120%"> </span></div><div style="margin-bottom:6pt;padding-left:31.5pt;text-align:justify;text-indent:-18pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(1)</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;padding-left:6.34pt">Management, having the authority to approve the action, commits to a plan of termination.</span></div><div style="margin-bottom:6pt;padding-left:31.5pt;text-align:justify;text-indent:-18pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(2)</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;padding-left:6.34pt">The plan identifies the number of employees to be terminated, their job classifications or functions and their locations, and the expected completion date.</span></div><div style="margin-bottom:6pt;padding-left:31.5pt;text-align:justify;text-indent:-18pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(3)</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;padding-left:6.34pt">The plan establishes the terms of the benefit arrangement, including the benefits that employees will receive upon termination (including but not limited to cash payments), in sufficient detail to enable employees to determine the type and amount of benefits they will receive if they are involuntarily terminated.</span></div><div style="margin-bottom:6pt;padding-left:31.5pt;text-align:justify;text-indent:-18pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(4)</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;padding-left:6.34pt">Actions required to complete the plan indicate that it is unlikely that significant changes to the plan will be made or that the plan will be withdrawn.</span></div><div style="margin-bottom:10pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Facility exit and other costs consist of equipment relocation costs and project consulting fees. A liability for other costs associated with an exit or disposal activity is recognized and measured at its fair value in the period in which the liability is incurred (generally, when goods or services associated with the activity are received). The liability is no recognized before it is incurred, even if the costs are incremental to other operating costs and will be incurred as a direct result of a plan.</span></div>
CY2020	gef	Foreign Currency Transaction Gain Loss Net Of Tax ForeignCurrencyTransactionGainLossNetOfTax	-4200000	USD
CY2019	gef	Foreign Currency Transaction Gain Loss Net Of Tax ForeignCurrencyTransactionGainLossNetOfTax	-2100000	USD
CY2018	gef	Foreign Currency Transaction Gain Loss Net Of Tax ForeignCurrencyTransactionGainLossNetOfTax	-8800000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	776000000.0	USD
CY2019	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	748900000	USD
CY2019	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	0	USD
CY2019	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	0	USD
CY2019	us-gaap	Goodwill Translation And Purchase Accounting Adjustments GoodwillTranslationAndPurchaseAccountingAdjustments	-7100000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	1517800000	USD
CY2020	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	0	USD
CY2020	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	36300000	USD
CY2020	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	18500000	USD
CY2020	us-gaap	Goodwill Translation And Purchase Accounting Adjustments GoodwillTranslationAndPurchaseAccountingAdjustments	18400000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	1518400000	USD
CY2019Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	63300000	USD
CY2020Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	63300000	USD
CY2018Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	63300000	USD
CY2020	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	36300000	USD
CY2020	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	18500000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	955300000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	240000000.0	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	715300000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	954900000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	178400000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	776500000	USD
CY2020	gef	Gross Intangible Assets Period Increase Decrease GrossIntangibleAssetsPeriodIncreaseDecrease	400000	USD
CY2020	us-gaap	Finite Lived Intangible Assets Purchase Accounting Adjustments FiniteLivedIntangibleAssetsPurchaseAccountingAdjustments	900000	USD
CY2020	us-gaap	Impairment Of Intangible Assets Finitelived ImpairmentOfIntangibleAssetsFinitelived	9900000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	69100000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	53200000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	15200000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	67200000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	59100000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	56600000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	53300000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	50800000	USD
CY2020Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	13500000	USD
CY2018Q4	us-gaap	Restructuring Reserve RestructuringReserve	4400000	USD
CY2019	us-gaap	Restructuring Charges RestructuringCharges	26100000	USD
CY2019	gef	Restructuring Reserve Settled With Cash Or Otherwise Settled RestructuringReserveSettledWithCashOrOtherwiseSettled	19200000	USD
CY2019Q4	us-gaap	Restructuring Reserve RestructuringReserve	11300000	USD
CY2020	us-gaap	Restructuring Charges RestructuringCharges	38700000	USD
CY2020	gef	Restructuring Reserve Settled With Cash Or Otherwise Settled RestructuringReserveSettledWithCashOrOtherwiseSettled	28400000	USD
CY2020Q4	us-gaap	Restructuring Reserve RestructuringReserve	21600000	USD
CY2020	us-gaap	Restructuring Charges RestructuringCharges	38700000	USD
CY2019	us-gaap	Restructuring Charges RestructuringCharges	26100000	USD
CY2020Q4	gef	Number Of Plants Closed NumberOfPlantsClosed	16	Plant
CY2020	gef	Number Of Employees Severed NumberOfEmployeesSevered	658	employee
CY2019	us-gaap	Restructuring Charges RestructuringCharges	26100000	USD
CY2019	gef	Number Of Employees Severed NumberOfEmployeesSevered	430	employee
CY2018	us-gaap	Restructuring Charges RestructuringCharges	18600000	USD
CY2018	gef	Number Of Employees Severed NumberOfEmployeesSevered	322	employee
CY2020Q4	us-gaap	Restructuring And Related Cost Expected Cost Remaining1 RestructuringAndRelatedCostExpectedCostRemaining1	22800000	USD
CY2020Q4	us-gaap	Restructuring And Related Cost Expected Cost1 RestructuringAndRelatedCostExpectedCost1	61500000	USD
CY2020	us-gaap	Restructuring Charges RestructuringCharges	38700000	USD
CY2020Q4	us-gaap	Restructuring And Related Cost Expected Cost Remaining1 RestructuringAndRelatedCostExpectedCostRemaining1	22800000	USD
CY2005Q1	gef	Number Of Agreement NumberOfAgreement	2	Agreement
CY2005Q1	us-gaap	Area Of Land AreaOfLand	56000	acre
CY2005Q1	us-gaap	Disposal Group Including Discontinued Operation Consideration DisposalGroupIncludingDiscontinuedOperationConsideration	90000000.0	USD
CY2005Q2	us-gaap	Area Of Land AreaOfLand	35000	acre
CY2005Q2	us-gaap	Disposal Group Including Discontinued Operation Consideration DisposalGroupIncludingDiscontinuedOperationConsideration	51000000.0	USD
CY2005Q2	us-gaap	Discontinued Operation Gain Loss From Disposal Of Discontinued Operation Before Income Tax DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax	42100000	USD
CY2005Q2	gef	Purchase Notes Payable PurchaseNotesPayable	50900000	USD
CY2005Q2	gef	Maximum Amount Of Guarantee On Purchase Notes MaximumAmountOfGuaranteeOnPurchaseNotes	52300000	USD
CY2006Q1	us-gaap	Area Of Land AreaOfLand	15300	acre
CY2006Q2	us-gaap	Area Of Land AreaOfLand	5700	acre
CY2020Q4	gef	Restricted Bank Financial Instruments Of Purchaser Under Real Estate Sale Agreement RestrictedBankFinancialInstrumentsOfPurchaserUnderRealEstateSaleAgreement	50900000	USD
CY2019Q4	gef	Restricted Bank Financial Instruments Of Purchaser Under Real Estate Sale Agreement RestrictedBankFinancialInstrumentsOfPurchaserUnderRealEstateSaleAgreement	50900000	USD
CY2020	gef	Interest Income Of Purchaser Under Real Estate Sale Agreement InterestIncomeOfPurchaserUnderRealEstateSaleAgreement	2400000	USD
CY2019	gef	Interest Income Of Purchaser Under Real Estate Sale Agreement InterestIncomeOfPurchaserUnderRealEstateSaleAgreement	2400000	USD
CY2018	gef	Interest Income Of Purchaser Under Real Estate Sale Agreement InterestIncomeOfPurchaserUnderRealEstateSaleAgreement	2400000	USD
CY2020	us-gaap	Variable Interest Entity Ownership Percentage VariableInterestEntityOwnershipPercentage	0
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	2469700000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	2756300000	USD
CY2020Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	123100000	USD
CY2019Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	83700000	USD
CY2020Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	11100000	USD
CY2019Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	13600000	USD
CY2020Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	2335500000	USD
CY2019Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	2659000000.0	USD
CY2020Q4	us-gaap	Ratio Of Indebtedness To Net Capital1 RatioOfIndebtednessToNetCapital1	4.50
CY2020Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	28400000	USD
CY2019Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	9200000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	667900000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	138000000.0	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	138000000.0	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	764100000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	18700000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	747700000	USD
CY2020Q4	us-gaap	Derivative Assets Liabilities At Fair Value Net DerivativeAssetsLiabilitiesAtFairValueNet	-7700000	USD
CY2019Q4	us-gaap	Derivative Assets Liabilities At Fair Value Net DerivativeAssetsLiabilitiesAtFairValueNet	7600000	USD
CY2020	gef	Interest Rate Derivatives Term InterestRateDerivativesTerm	P5Y
CY2020	gef	Gain Loss On Fair Value Interest Rate Derivatives GainLossOnFairValueInterestRateDerivatives	-16500000	USD
CY2019	gef	Gain Loss On Fair Value Interest Rate Derivatives GainLossOnFairValueInterestRateDerivatives	3000000.0	USD
CY2018	gef	Gain Loss On Fair Value Interest Rate Derivatives GainLossOnFairValueInterestRateDerivatives	1800000	USD
CY2020	us-gaap	Gain Loss On Foreign Currency Fair Value Hedge Derivatives GainLossOnForeignCurrencyFairValueHedgeDerivatives	-3200000	USD
CY2019	us-gaap	Gain Loss On Foreign Currency Fair Value Hedge Derivatives GainLossOnForeignCurrencyFairValueHedgeDerivatives	4600000	USD
CY2018	us-gaap	Gain Loss On Foreign Currency Fair Value Hedge Derivatives GainLossOnForeignCurrencyFairValueHedgeDerivatives	-9200000	USD
CY2020	us-gaap	Unrealized Gain Loss On Foreign Currency Derivatives Net Before Tax UnrealizedGainLossOnForeignCurrencyDerivativesNetBeforeTax	-100000	USD
CY2019	us-gaap	Unrealized Gain Loss On Foreign Currency Derivatives Net Before Tax UnrealizedGainLossOnForeignCurrencyDerivativesNetBeforeTax	700000	USD
CY2018	us-gaap	Unrealized Gain Loss On Foreign Currency Derivatives Net Before Tax UnrealizedGainLossOnForeignCurrencyDerivativesNetBeforeTax	1900000	USD
CY2020	us-gaap	Asset Impairment Charges AssetImpairmentCharges	18500000	USD
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	7800000	USD
CY2020	us-gaap	Asset Impairment Charges AssetImpairmentCharges	18500000	USD
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	7800000	USD
CY2020Q4	us-gaap	Noncurrent Assets NoncurrentAssets	36400000	USD
CY2020Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	17900000	USD
CY2020	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	18500000	USD
CY2019Q4	us-gaap	Noncurrent Assets NoncurrentAssets	5900000	USD
CY2019Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	200000	USD
CY2019	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	5700000	USD
CY2018Q4	us-gaap	Noncurrent Assets NoncurrentAssets	10700000	USD
CY2018Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	3100000	USD
CY2018	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	7600000	USD
CY2019	gef	Goodwill Allocated To Assets Held For Sale Or Sold GoodwillAllocatedToAssetsHeldForSaleOrSold	2100000	USD
CY2018	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	700000	USD
CY2018	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2020	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	0	shares
CY2019	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0	shares
CY2018	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	0	shares
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	0	shares
CY2020	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0	shares
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	-1200000	USD
CY2019	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	12700000	USD
CY2018	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	6500000	USD
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Requisite Service Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1	P3Y
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Minimum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum	0.0010
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Maximum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum	0.0159
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.464
CY2020Q4	us-gaap	Deferred Tax Liabilities Undistributed Foreign Earnings DeferredTaxLiabilitiesUndistributedForeignEarnings	7000000.0	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Undistributed Foreign Earnings DeferredTaxLiabilitiesUndistributedForeignEarnings	6600000	USD
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-9700000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	26600000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	74000000.0	USD
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	3300000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	6100000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	8000000.0	USD
CY2020	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	53000000.0	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	35900000	USD
CY2018	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	36100000	USD
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	46600000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	68600000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	118100000	USD
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	7900000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	2100000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-45200000	USD
CY2020	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	10200000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	900000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	800000	USD
CY2020	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-1400000	USD
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-900000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.0049
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.0010
CY2018	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-400000	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	16700000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	2100000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-44800000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	63300000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	70700000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	73300000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.2100
CY2019	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.2100
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.2333
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.0057
CY2020	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.0571
CY2019	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.0199
CY2018	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.0238
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.1523
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.0241
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.0565
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Impairment Losses EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses	0.0402
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Impairment Losses EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses	0.0029
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Impairment Losses EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses	0.0006
CY2020	gef	Effective Income Tax Rate Reconciliation Unrecognized Tax Benefits EffectiveIncomeTaxRateReconciliationUnrecognizedTaxBenefits	-0.0075
CY2019	gef	Effective Income Tax Rate Reconciliation Unrecognized Tax Benefits EffectiveIncomeTaxRateReconciliationUnrecognizedTaxBenefits	-0.0076
CY2018	gef	Effective Income Tax Rate Reconciliation Unrecognized Tax Benefits EffectiveIncomeTaxRateReconciliationUnrecognizedTaxBenefits	0.0341
CY2020	gef	Effective Income Tax Rate Reconciliation Permanent Book Tax Differences Percent EffectiveIncomeTaxRateReconciliationPermanentBookTaxDifferencesPercent	-0.1656
CY2019	gef	Effective Income Tax Rate Reconciliation Permanent Book Tax Differences Percent EffectiveIncomeTaxRateReconciliationPermanentBookTaxDifferencesPercent	0.0087
CY2018	gef	Effective Income Tax Rate Reconciliation Permanent Book Tax Differences Percent EffectiveIncomeTaxRateReconciliationPermanentBookTaxDifferencesPercent	0.0403
CY2020	gef	Effective Income Tax Rate Reconciliation Withholding Tax EffectiveIncomeTaxRateReconciliationWithholdingTax	0.0528
CY2019	gef	Effective Income Tax Rate Reconciliation Withholding Tax EffectiveIncomeTaxRateReconciliationWithholdingTax	0.0243
CY2018	gef	Effective Income Tax Rate Reconciliation Withholding Tax EffectiveIncomeTaxRateReconciliationWithholdingTax	0.0184
CY2020	gef	Effective Income Tax Rate Reconciliation Tax Reform Act.Percent EffectiveIncomeTaxRateReconciliationTaxReformAct.Percent	0
CY2019	gef	Effective Income Tax Rate Reconciliation Tax Reform Act.Percent EffectiveIncomeTaxRateReconciliationTaxReformAct.Percent	0.0019
CY2018	gef	Effective Income Tax Rate Reconciliation Tax Reform Act.Percent EffectiveIncomeTaxRateReconciliationTaxReformAct.Percent	0.0731
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.0307
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.0058
CY2019Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	6700000	USD
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.0033
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.3401
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	12900000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	24100000	USD
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.2698
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.2443
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	179300000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	206900000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	0	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	21500000	USD
CY2020Q4	gef	Deferred Tax Assets Tax Deferred Expense Incentives DeferredTaxAssetsTaxDeferredExpenseIncentives	8200000	USD
CY2019Q4	gef	Deferred Tax Assets Tax Deferred Expense Incentives DeferredTaxAssetsTaxDeferredExpenseIncentives	12000000.0	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	10000000.0	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	12100000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	7800000	USD
CY2020Q4	gef	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	76900000	USD
CY2019Q4	gef	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	0	USD
CY2020Q4	gef	Deferred Tax Assets State Income Taxes DeferredTaxAssetsStateIncomeTaxes	10200000	USD
CY2019Q4	gef	Deferred Tax Assets State Income Taxes DeferredTaxAssetsStateIncomeTaxes	9400000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	21000000.0	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	17000000.0	USD
CY2020Q4	gef	Deferred Tax Assets Deferred Compensation DeferredTaxAssetsDeferredCompensation	2400000	USD
CY2019Q4	gef	Deferred Tax Assets Deferred Compensation DeferredTaxAssetsDeferredCompensation	2300000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	28500000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	24200000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	357200000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	336200000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	146400000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	175000000.0	USD
CY2020Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	210800000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	161200000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	158100000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	152700000	USD
CY2020Q4	gef	Deferred Tax Liabilities Operating Lease Assets DeferredTaxLiabilitiesOperatingLeaseAssets	76900000	USD
CY2019Q4	gef	Deferred Tax Liabilities Operating Lease Assets DeferredTaxLiabilitiesOperatingLeaseAssets	0	USD
CY2020Q4	gef	Deferred Tax Liabilities Timberland Transactions DeferredTaxLiabilitiesTimberlandTransactions	74200000	USD
CY2019Q4	gef	Deferred Tax Liabilities Timberland Transactions DeferredTaxLiabilitiesTimberlandTransactions	74200000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	200200000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	207500000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	29300000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	23900000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	538700000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	458300000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	327900000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	297100000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	179300000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	206900000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Domestic DeferredTaxAssetsOperatingLossCarryforwardsDomestic	30600000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	25100000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	123600000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Domestic DeferredTaxAssetsOperatingLossCarryforwardsDomestic	49400000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	27300000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	130200000	USD
CY2020	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	28600000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	38800000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	36200000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	26800000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	10100000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	5100000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	7800000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	10500000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	700000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	1400000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	2600000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	4300000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	8000000.0	USD
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	3600000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	USD
CY2020	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	5500000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2000000.0	USD
CY2018	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	3600000	USD
CY2020	gef	Unrecognized Tax Benefits Increase Decrease Resultingfrom Foreign Currency Translation UnrecognizedTaxBenefitsIncreaseDecreaseResultingfromForeignCurrencyTranslation	-500000	USD
CY2019	gef	Unrecognized Tax Benefits Increase Decrease Resultingfrom Foreign Currency Translation UnrecognizedTaxBenefitsIncreaseDecreaseResultingfromForeignCurrencyTranslation	500000	USD
CY2018	gef	Unrecognized Tax Benefits Increase Decrease Resultingfrom Foreign Currency Translation UnrecognizedTaxBenefitsIncreaseDecreaseResultingfromForeignCurrencyTranslation	1400000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	36000000.0	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	38800000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	36200000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	36000000.0	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	38800000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	36200000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	7200000	USD
CY2020	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0464
CY2020Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0248
CY2019Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0274
CY2019Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	6300000	USD
CY2020	gef	Defined Benefit Plan Plan Assets Employer Contributions During Period DefinedBenefitPlanPlanAssetsEmployerContributionsDuringPeriod	26400000	USD
CY2020Q4	gef	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation And Net Periodic Pension Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationAndNetPeriodicPensionExpectedLongTermReturnOnAssets	0.0291
CY2019Q4	gef	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation And Net Periodic Pension Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationAndNetPeriodicPensionExpectedLongTermReturnOnAssets	0.0285
CY2020	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0274
CY2019	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0348
CY2018	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0301
CY2019Q4	us-gaap	Defined Benefit Plan Weighted Average Asset Allocations DefinedBenefitPlanWeightedAverageAssetAllocations	1
CY2019	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0412
CY2018	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0453
CY2020	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.0285
CY2019	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.0285
CY2018	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.0285
CY2020	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0464
CY2020Q4	us-gaap	Defined Benefit Plan Plan Assets Target Allocation Percentage DefinedBenefitPlanPlanAssetsTargetAllocationPercentage	1
CY2019Q4	us-gaap	Defined Benefit Plan Plan Assets Target Allocation Percentage DefinedBenefitPlanPlanAssetsTargetAllocationPercentage	1
CY2020Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Net Prior Service Cost Credit Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax	900000	USD
CY2020Q4	gef	Defined Benefit Plan Fair Valueof Plan Assets Excluding Net Asset Value Investments DefinedBenefitPlanFairValueofPlanAssetsExcludingNetAssetValueInvestments	440900000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax	150600000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	29500000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	1002100000	USD
CY2019Q4	gef	Defined Benefit Plan Fair Valueof Plan Assets Excluding Net Asset Value Investments DefinedBenefitPlanFairValueofPlanAssetsExcludingNetAssetValueInvestments	371900000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	1017000000.0	USD
CY2020Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Net Gains Losses Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax	-149700000	USD
CY2020Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Current Liabilities PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities	137700000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax	150600000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Amounts Recognized In Balance Sheet DefinedBenefitPlanAmountsRecognizedInBalanceSheet	42400000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Net Gains Losses Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax	-171800000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Net Prior Service Cost Credit Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax	800000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax	172600000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	35400000	USD
CY2019Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Current Liabilities PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities	177000000.0	USD
CY2019Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax	172600000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Amounts Recognized In Balance Sheet DefinedBenefitPlanAmountsRecognizedInBalanceSheet	31000000.0	USD
CY2019Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax	172600000	USD
CY2018Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax	150400000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	-100000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	-100000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-13200000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-7100000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Finalization Of Pension And Non Pension Postretirement Plan Valuation Before Tax OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationBeforeTax	300000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Finalization Of Pension And Non Pension Postretirement Plan Valuation Before Tax OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationBeforeTax	0	USD
CY2020	gef	Defined Benefit Plan Accumulated Other Comprehensive Income Loss Minimum Pension Liabilitybefore Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeLossMinimumPensionLiabilitybeforeTax	17400000	USD
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CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Transition Asset Obligation Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetTransitionAssetObligationBeforeTax	-101300000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-23400000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	22700000	USD
CY2020	gef	Other Comprehensive Income Foreign Currency Impact OtherComprehensiveIncomeForeignCurrencyImpact	-1400000	USD
CY2019	gef	Other Comprehensive Income Foreign Currency Impact OtherComprehensiveIncomeForeignCurrencyImpact	500000	USD
CY2020Q4	gef	Defined Benefit Plan Accumulated Other Comprehensive Income Lossbefore Tax Including Foreign Currency Impact DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeLossbeforeTaxIncludingForeignCurrencyImpact	150600000	USD
CY2019Q4	gef	Defined Benefit Plan Accumulated Other Comprehensive Income Lossbefore Tax Including Foreign Currency Impact DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeLossbeforeTaxIncludingForeignCurrencyImpact	172600000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Expected Amortization Next Fiscal Year DefinedBenefitPlanExpectedAmortizationNextFiscalYear	200000	USD
CY2016Q1	us-gaap	Accrued Environmental Loss Contingencies Noncurrent AccruedEnvironmentalLossContingenciesNoncurrent	1380000000.0	USD
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CY2019Q4	us-gaap	Accrued Environmental Loss Contingencies Noncurrent AccruedEnvironmentalLossContingenciesNoncurrent	18700000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	108800000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	171000000.0	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	209400000	USD
CY2020	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	104300000	USD
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CY2020	gef	Undistributed Net Income Attributable To Parent UndistributedNetIncomeAttributableToParent	4500000	USD
CY2019	gef	Undistributed Net Income Attributable To Parent UndistributedNetIncomeAttributableToParent	67000000.0	USD
CY2018	gef	Undistributed Net Income Attributable To Parent UndistributedNetIncomeAttributableToParent	109400000	USD
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
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CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	307500000	USD
CY2020Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	4600000	USD
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CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	52300000	USD
CY2020Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	1700000	USD
CY2020Q4	gef	Lease Liability Current LeaseLiabilityCurrent	54000000.0	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	257700000	USD
CY2020Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	2900000	USD
CY2020Q4	gef	Lease Liability Noncurrent LeaseLiabilityNoncurrent	260600000	USD
CY2020Q4	gef	Lease Liability LeaseLiability	314600000	USD
CY2020Q4	us-gaap	Operating Lease Cost OperatingLeaseCost	67000000.0	USD
CY2020Q4	gef	Finance Lease Costs FinanceLeaseCosts	1400000	USD
CY2020Q4	us-gaap	Variable Lease Cost VariableLeaseCost	25400000	USD
CY2020Q4	us-gaap	Lease Cost LeaseCost	93800000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	65600000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	1400000	USD
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CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	1400000	USD
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CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	500000	USD
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CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	171800000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	300000	USD
CY2020Q4	gef	Lease Liability Payments Dueafter Year Five LeaseLiabilityPaymentsDueafterYearFive	172100000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	441800000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	5600000	USD
CY2020Q4	gef	Lease Liability Payment Due LeaseLiabilityPaymentDue	447400000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	131800000	USD
CY2020Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	1000000.0	USD
CY2020Q4	gef	Lease Liability Undiscounted Excess Amount LeaseLiabilityUndiscountedExcessAmount	132800000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	310000000.0	USD
CY2020Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	4600000	USD
CY2020Q4	us-gaap	Lessee Finance Lease Discount Rate LesseeFinanceLeaseDiscountRate	0.0332
CY2020Q4	us-gaap	Operating Lease Payments OperatingLeasePayments	69400000	USD
CY2020Q4	gef	Lease Liability LeaseLiability	314600000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Term Of Contract LesseeOperatingLeaseTermOfContract	P11Y1M6D
CY2020Q4	us-gaap	Lessee Finance Lease Term Of Contract1 LesseeFinanceLeaseTermOfContract1	P3Y7M6D
CY2020Q4	us-gaap	Lessee Operating Lease Discount Rate LesseeOperatingLeaseDiscountRate	0.0363
CY2020Q4	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	1300000	USD
CY2020Q4	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	67400000	USD
CY2020Q4	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	400000	USD
CY2020	us-gaap	Operating Leases Rent Expense Minimum Rentals OperatingLeasesRentExpenseMinimumRentals	86200000	USD
CY2019	us-gaap	Operating Leases Rent Expense Minimum Rentals OperatingLeasesRentExpenseMinimumRentals	47100000	USD
CY2018	us-gaap	Operating Leases Rent Expense Minimum Rentals OperatingLeasesRentExpenseMinimumRentals	41000000.0	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	64800000	USD
CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	1800000	USD
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CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	48700000	USD
CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	1300000	USD
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CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	1000000.0	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	31600000	USD
CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	600000	USD
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CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Due Thereafter CapitalLeasesFutureMinimumPaymentsDueThereafter	300000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	359700000	USD
CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	6600000	USD
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CY2020	gef	Measurement Area Of Timber Properties Which Are Actively Managed MeasurementAreaOfTimberPropertiesWhichAreActivelyManaged	244000	acre
CY2020	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	4515000000.0	USD
CY2019	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	4595000000.0	USD
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	304900000	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	399100000	USD
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	370500000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	242500000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	206100000	USD
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	126900000	USD
CY2020	gef	Capital Expenditure CapitalExpenditure	130000000.0	USD
CY2019	gef	Capital Expenditure CapitalExpenditure	156900000	USD
CY2018	gef	Capital Expenditure CapitalExpenditure	139100000	USD
CY2020Q4	us-gaap	Assets Assets	5510900000	USD
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CY2019Q4	us-gaap	Assets Assets	5426700000	USD
CY2020Q4	gef	Property Plant And Equipment Net Including Leases PropertyPlantAndEquipmentNetIncludingLeases	1834400000	USD
CY2019Q4	gef	Property Plant And Equipment Net Including Leases PropertyPlantAndEquipmentNetIncludingLeases	1690300000	USD
CY2018Q4	gef	Property Plant And Equipment Net Including Leases PropertyPlantAndEquipmentNetIncludingLeases	1191900000	USD
CY2020Q1	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1112400000	USD
CY2020Q2	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1158300000	USD
CY2020Q3	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1083000000.0	USD
CY2020Q4	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1161300000	USD
CY2020Q1	us-gaap	Gross Profit GrossProfit	222600000	USD
CY2020Q2	us-gaap	Gross Profit GrossProfit	240700000	USD
CY2020Q3	us-gaap	Gross Profit GrossProfit	219700000	USD
CY2020Q4	us-gaap	Gross Profit GrossProfit	231700000	USD
CY2020Q1	us-gaap	Profit Loss ProfitLoss	36100000	USD
CY2020Q2	us-gaap	Profit Loss ProfitLoss	15800000	USD
CY2020Q3	us-gaap	Profit Loss ProfitLoss	24400000	USD
CY2020Q4	us-gaap	Profit Loss ProfitLoss	48000000.0	USD
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CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	20700000	USD
CY2020Q4	us-gaap	Net Income Loss NetIncomeLoss	44400000	USD
CY2020Q4	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	3500000	USD
CY2020Q4	us-gaap	Restructuring Charges RestructuringCharges	11900000	USD
CY2020Q4	us-gaap	Asset Impairment Charges AssetImpairmentCharges	1600000	USD
CY2020Q4	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	17100000	USD
CY2020Q4	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	-900000	USD
CY2019Q1	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	897000000.0	USD
CY2019Q2	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1213300000	USD
CY2019Q3	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1252600000	USD
CY2019Q4	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1232100000	USD
CY2019Q1	us-gaap	Gross Profit GrossProfit	172800000	USD
CY2019Q2	us-gaap	Gross Profit GrossProfit	248700000	USD
CY2019Q3	us-gaap	Gross Profit GrossProfit	279400000	USD
CY2019Q4	us-gaap	Gross Profit GrossProfit	259000000.0	USD
CY2019Q1	us-gaap	Profit Loss ProfitLoss	35800000	USD
CY2019Q2	us-gaap	Profit Loss ProfitLoss	21100000	USD
CY2019Q3	us-gaap	Profit Loss ProfitLoss	67500000	USD
CY2019Q4	us-gaap	Profit Loss ProfitLoss	69800000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	29700000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	13600000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	62700000	USD
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	65000000.0	USD
CY2019Q4	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	7500000	USD
CY2019Q4	us-gaap	Restructuring Charges RestructuringCharges	5800000	USD
CY2019Q4	us-gaap	Asset Impairment Charges AssetImpairmentCharges	5700000	USD
CY2019Q4	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	6800000	USD
CY2019Q4	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	-700000	USD
CY2018Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	35500000	USD
CY2019	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	-4900000	USD
CY2019	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	-11900000	USD
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CY2019	gef	Contributions From Dividends To Redeemable Noncontrolling Interest And Other ContributionsFromDividendsToRedeemableNoncontrollingInterestAndOther	300000	USD
CY2019Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	21300000	USD
CY2020	us-gaap	Minority Interest Change In Redemption Value MinorityInterestChangeInRedemptionValue	-400000	USD
CY2020	us-gaap	Net Income Loss Attributable To Redeemable Noncontrolling Interest NetIncomeLossAttributableToRedeemableNoncontrollingInterest	100000	USD
CY2020	gef	Contributions From Dividends To Redeemable Noncontrolling Interest And Other ContributionsFromDividendsToRedeemableNoncontrollingInterestAndOther	-1000000.0	USD
CY2020Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	20000000.0	USD

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$GEF
GREIF, INC Stock $gef

2020 Q4 Form 10-K Financial Statement

#000004392020000074 Filed on December 17, 2020

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$GEF GREIF, INC Stock $gef

2020 Q4 Form 10-K Financial Statement

#000004392020000074 Filed on December 17, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$GEF
GREIF, INC Stock $gef