IP


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockValue

us-gaap:CommonStockSharesOutstanding
us-gaap:StatementClassOfStock

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:Revenues

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementGeographical
us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments, us-gaap:Subsegments
us-gaap:StatementBusinessSegments, us-gaap:SubsegmentsConsolidationItems
us-gaap:StatementGeographical
us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments
us-gaap:Subsegments
us-gaap:SubsegmentsConsolidationItems

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax

us-gaap:CostOfGoodsAndServicesSold
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:GrossProfit

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:OperatingIncomeLoss
us-gaap:StatementBusinessSegments

us-gaap:InterestExpense

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:IncomeLossFromContinuingOperations
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:IncomeTaxExpenseBenefit
us-gaap:StatementEquityComponents

us-gaap:IncomeTaxesPaidNet

us-gaap:ProfitLoss

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:NetIncomeLoss
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:Assets
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:InventoryNet

us-gaap:OtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:LongTermInvestments

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

us-gaap:Goodwill
us-gaap:StatementBusinessSegments

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OtherAssetsNoncurrent

us-gaap:LiabilitiesCurrent
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:DebtCurrent

us-gaap:LongTermDebtCurrent

us-gaap:AccountsPayableCurrent

us-gaap:OtherAccruedLiabilitiesCurrent
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:LiabilitiesNoncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:DeferredTaxLiabilitiesNoncurrent
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

us-gaap:MinorityInterest
us-gaap:StatementEquityComponents

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:RetainedEarningsAccumulatedDeficit
ip:AccountingStandardsUpdate
us-gaap:StatementEquityComponents, ip:AccountingStandardsUpdate

us-gaap:TreasuryStockValue

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:ProfitLoss

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:IncreaseDecreaseInInventories

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:PaymentsOfDividends

us-gaap:PaymentsOfDividends

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:RepaymentsOfLongTermDebt
us-gaap:Range
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:Range, us-gaap:SubsequentEventType

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease
us-gaap:VariableInterestEntitiesByClassificationOfEntity
ip:AccretionExpenseForAmortizationOfPurchaseAccountingAdjustmentFinancialLiabiities
us-gaap:VariableInterestEntitiesByClassificationOfEntity
ip:AccretionIncomeForAmortizationOfPurchaseAccountingAdjustmentFinancialAssets

ip:DistributionExpenses

ip:Effectiveincometaxratereconciliationforeignvaluationallowance
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
ip:Equitymethodinvestmentaggregateunitsexchanged
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
ip:Estimatedproceedsfromdivestitureofbusiness

ip:FormerEmployees

ip:IncomeFromEquityMethodInvestmentAndIncomeAttributableToNoncontrollingInterests
us-gaap:StatementEquityComponents
ip:IncomeLossfromContinuingOperationsTotalNetofTax

ip:IncomeTaxProvisionBenefitRelatedToSpecialItems

ip:Internationalinvestmentrestructuringtax

ip:MonthlyBenefitPayments

ip:Nonoperatingpensionexpenseincometax

ip:Pretaxchargesgains
us-gaap:EnvironmentalRemediationSite
ip:Responsiblepartypercentage
us-gaap:LitigationCase, us-gaap:EnvironmentalRemediationSite

ip:SegmentReportingInformationBusinessSpecialItems

ip:SegmentReportingInformationCorporateSpecialItems

us-gaap:AdjustmentsToAdditionalPaidInCapitalOther
us-gaap:StatementEquityComponents
us-gaap:IncomeStatementLocation
us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AmortizationOfIntangibleAssets

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CashDividendsPaidToParentCompanyBy50PercentOrLessOwnedPersons
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations

us-gaap:CommonStockDividendsPerShareCashPaid

us-gaap:CommonStockDividendsPerShareDeclared
us-gaap:StatementEquityComponents

us-gaap:ContractWithCustomerAssetReclassifiedToReceivable

us-gaap:DeferredIncomeTaxExpenseBenefit
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanActuarialGainLoss
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit

us-gaap:DefinedBenefitPlanAssetsTransferredToFromPlan
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanInterestCost
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanServiceCost

us-gaap:Depreciation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:DerivativeGainLossOnDerivativeNet
us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:Dividends
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashAndCashEquivalents

us-gaap:EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
us-gaap:VariableInterestEntitiesByClassificationOfEntity
us-gaap:EquityMethodInvestmentDividendsOrDistributions
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:EquityMethodInvestmentSummarizedFinancialInformationGrossProfitLoss
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:EquityMethodInvestmentSummarizedFinancialInformationRevenue

us-gaap:FinanceLeaseInterestExpense

us-gaap:GainLossOnSaleOfBusiness

us-gaap:GainLossOnSaleOfEquityInvestments
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:GainLossOnSalesOfAssetsAndAssetImpairmentCharges
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:StatementBusinessSegments
us-gaap:GoodwillImpairmentLoss

us-gaap:GoodwillOtherIncreaseDecrease
us-gaap:StatementBusinessSegments

us-gaap:GoodwillPeriodIncreaseDecrease
us-gaap:StatementBusinessSegments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare

us-gaap:IncomeLossFromEquityMethodInvestments
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:IncreaseDecreaseInAccountsAndNotesReceivable

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInInterestPayableNet

us-gaap:IncreaseDecreaseInRestrictedCash
us-gaap:AwardType
us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InsuranceRecoveries

us-gaap:InterestCostsCapitalized

us-gaap:InterestIncomeExpenseNet
us-gaap:ConsolidationItems

us-gaap:InterestPaid

us-gaap:InvestmentIncomeInterest

us-gaap:LeaseCost

us-gaap:LossContingencyAccrualProvision
us-gaap:LitigationCase
us-gaap:LossContingencyDamagesAwardedValue
us-gaap:LitigationCase, us-gaap:EnvironmentalRemediationSite
us-gaap:EnvironmentalRemediationSite
us-gaap:LossContingencyDamagesSoughtValue
us-gaap:LitigationCase, us-gaap:EnvironmentalRemediationSite
us-gaap:StatementGeographical, us-gaap:EnvironmentalRemediationSite

us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
us-gaap:RetirementPlanType
us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax

us-gaap:OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:OtherComprehensiveIncomeLocation
us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:OtherComprehensiveIncomeLocation

us-gaap:OtherIncreaseDecreaseInEnvironmentalLiabilities

us-gaap:OtherNoncashIncomeExpense

us-gaap:OtherNoninterestExpense

us-gaap:OtherNonrecurringIncomeExpense

us-gaap:OtherTaxExpenseBenefit

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForRemovalCosts

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireProductiveAssets

us-gaap:PensionExpense

us-gaap:ProceedsFromDivestitureOfBusinessesNetOfCashDivested
us-gaap:SubsequentEventType
us-gaap:ProceedsFromIssuanceOfDebt

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromRepaymentsOfBankOverdrafts

us-gaap:ProceedsFromSaleOfEquityMethodInvestments

us-gaap:ProceedsFromSaleOfProductiveAssets
us-gaap:DerivativeInstrumentRisk, us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax
us-gaap:StatementEquityComponents

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
us-gaap:StatementEquityComponents
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:RelatedPartyTransactionPurchasesFromRelatedParty

us-gaap:RestructuringCharges
us-gaap:RestructuringPlan
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:RevenueFromRelatedParties

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect

us-gaap:TaxesOther

us-gaap:TreasuryStockValueAcquiredCostMethod
us-gaap:StatementEquityComponents
us-gaap:VariableInterestEntitiesByClassificationOfEntity
us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityExpense
us-gaap:VariableInterestEntitiesByClassificationOfEntity
us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityOtherMeasureOfActivityAmount
us-gaap:VariableInterestEntitiesByClassificationOfEntity
us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityRevenues

ip:AccumulatedOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

ip:Debtinstrumentinterestrateswap

ip:Deferredtaxassetsleasingarrangements
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
ip:DefinedBenefitPlanTotalRecognizedinNetPeriodicBenefitCostandOtherComprehensiveIncome

ip:Financeleaserightofuseassetaccumulatedamortization

ip:LeaseLiabilityTotal

ip:Leasedassetstotal

ip:OperatingLossandTaxCreditCarryforwards
ip:ExpirationDate

ip:OperatingLossandTaxCreditCarryforwardsnet
ip:ExpirationDate
us-gaap:TitleOfIndividual, us-gaap:AwardType
ip:ShareBasedCompensationArrangementByShareBasedPaymentAwardWeightOfReturnOnInvestment
us-gaap:TitleOfIndividual, us-gaap:AwardType
ip:ShareBasedCompensationArrangementByShareBasedPaymentAwardWeightOfTotalShareholderReturn
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
ip:Terminatedderivativefairvaluenet
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:SubsequentEventType
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
ip:Terminatedderivativenotionalamount

us-gaap:AccountsNotesAndLoansReceivableNetCurrent
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

us-gaap:AccrualForEnvironmentalLossContingencies
us-gaap:EnvironmentalRemediationSite
us-gaap:StatementGeographical, us-gaap:EnvironmentalRemediationSite

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent
us-gaap:DefinedBenefitPlanByPlanAssetCategories
us-gaap:AlternativeInvestment

us-gaap:AssetRetirementObligation

us-gaap:AssetsNoncurrent
us-gaap:ConsolidationItems, us-gaap:StatementGeographical
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:CashCashEquivalentsAndShortTermInvestments
us-gaap:DebtInstrument
us-gaap:CollateralizedAgreements
us-gaap:DebtInstrument
us-gaap:CommercialPaper

us-gaap:ContractWithCustomerAssetGross

us-gaap:ContractWithCustomerAssetNetCurrent

us-gaap:ContractWithCustomerLiabilityCurrent
us-gaap:VariableInterestEntitiesByClassificationOfEntity
us-gaap:DebtAndCapitalLeaseObligations

us-gaap:DebtInstrumentFairValue

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet

us-gaap:DebtLongtermAndShorttermCombinedAmount
us-gaap:DebtInstrument
us-gaap:DebtInstrument
us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGrossNoncurrent

us-gaap:DeferredTaxLiabilitiesInvestments

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesOther
us-gaap:FinancialInstrument
us-gaap:VariableInterestEntitiesByClassificationOfEntity

us-gaap:DeferredTaxLiabilitiesOtherFiniteLivedAssets

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPensionPlanLiabilitiesCurrent

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent
us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheet
us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate
us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanBenefitObligation
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanByPlanAssetCategories
us-gaap:DefinedBenefitPlanFairValueOfPlanAssets
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:RetirementPlanType
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanFundedStatusOfPlan
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations

us-gaap:DerivativeFairValueOfDerivativeAsset
us-gaap:BalanceSheetLocation
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation

us-gaap:DerivativeFairValueOfDerivativeLiability
us-gaap:BalanceSheetLocation
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeNotionalAmount
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:EmployeeRelatedLiabilitiesCurrent
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:EquityMethodInvestmentOwnershipPercentage
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilities
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:EquityMethodInvestmentSummarizedFinancialInformationMinorityInterest
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:EquityMethodInvestmentSummarizedFinancialInformationNoncurrentLiabilities
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems
us-gaap:EquityMethodInvestments
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:EquityMethodInvestmentsFairValueDisclosure

us-gaap:ExcessOfReplacementOrCurrentCostsOverStatedLIFOValue

us-gaap:FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments
us-gaap:DefinedBenefitPlanByPlanAssetCategories

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:GoodwillGross
us-gaap:StatementBusinessSegments

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss
us-gaap:StatementBusinessSegments

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryRawMaterialsNetOfReserves

us-gaap:InventorySuppliesNetOfReserves

us-gaap:InvestmentsFairValueDisclosure

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:LongTermDebtAndCapitalLeaseObligations

us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities

us-gaap:LongTermDebtFairValue
us-gaap:VariableInterestEntitiesByClassificationOfEntity
us-gaap:LitigationCase
us-gaap:LossContingencyAccrualAtCarryingValue

us-gaap:NotesReceivableFairValueDisclosure
us-gaap:VariableInterestEntitiesByClassificationOfEntity

us-gaap:NotesReceivableGross

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityNoncurrent
us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwards
us-gaap:IncomeTaxAuthority, ip:ExpirationDate

us-gaap:OperatingLossCarryforwardsValuationAllowance
ip:ExpirationDate

us-gaap:OtherCashEquivalentsAtCarryingValue

us-gaap:OtherInventoryNetOfReserves

us-gaap:OtherLongTermDebt

us-gaap:OtherLongTermDebtCurrent

us-gaap:OtherLongTermDebtNoncurrent

us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant

us-gaap:StockholdersEquityBeforeTreasuryStock

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
us-gaap:IncomeTaxAuthority
us-gaap:TaxCreditCarryforwardAmount
us-gaap:IncomeTaxAuthority, ip:ExpirationDate

us-gaap:TimberAndTimberlands

us-gaap:TreasuryStockShares
us-gaap:StatementClassOfStock

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:ValueAddedTaxReceivable

Tables

  2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:CommonStockValue ██████████████████████▇▇▇▇▇▆▆▃▂▂▂▂▂▂▂▂▂▂▂▂▁449449449449449449449449449449449449449449449449449449449449449449448448447447447446445440439439439439439439439439439438438438437NANANA
us-gaap:CommonStockSharesOutstanding ▄▄▄▄▄▄▄▄▄448448448448448448448448448NA448448448448448448448448448448448448448447447447447445444439438438438438438438438438438438438437437NANANA
 us-gaap:CommonStockSharesOutstanding us-gaap:StatementClassOfStock us-gaap:CommonStock448NANANA448NANANA448NANANA448NANANA448NANANA448NANANA447447NANANA439NANANANA438NANANA438NANANA437NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding NA395398403NA411417418NA417416416NA415414414NA417421423NA428432435NANA449448446NA439438438438NA435430433NA433433428NA428425423
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic NA392396400NA407413413NA412412412NA411411410NA415420421NA425428435NANA445444441NA435434434434NA432428430NA430429428NA426425NA
us-gaap:EarningsPerShareBasic ▂▃▃▄▃▄▃▅█▃▂▃▃▃▂▃▂▃▃▃▂▃▂▁▃▃▃▃▃▃▃▂▂▂▃▄▃▃▃▃▂▁▁▃▂▃0.420.880.741.060.791.380.981.763.540.960.190.510.530.760.10.810.430.530.540.740.320.840.37-0.210.990.990.860.580.720.540.540.310.310.430.591.20.520.790.740.920.22-0.38-0.240.870.320.61
us-gaap:EarningsPerShareDiluted ▂▃▃▄▃▄▃▅█▃▂▃▃▃▂▃▂▃▃▃▂▃▂▁▃▃▃▃▃▃▃▂▂▂▃▄▃▃▃▃▂▁▁▃▂▃0.420.870.731.050.781.370.971.743.50.950.190.50.530.750.10.810.430.530.540.740.320.830.37-0.210.980.980.850.570.710.530.540.310.310.430.591.190.520.780.730.910.21-0.38-0.240.870.320.61
us-gaap:IncomeLossFromContinuingOperationsPerBasicShare ▂▃▃▃▃▄▃▃█▃▂▂▂▃▂▃▂▂▂▃▂▃▂▁▃▃▃▂▃▂▂▂▂▂▂▄▂▃0.420.880.741.060.791.381.030.873.560.960.190.510.530.760.10.820.430.530.540.740.340.80.38-0.210.980.980.880.530.660.520.510.270.270.420.591.20.520.68NA0.920.22-0.38NANANANA
us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare ▂▃▃▃▃▄▃▃█▃▂▂▂▃▂▃▂▂▂▃▂▃▂▁▃▃▃▂▃▂▂▂▂▂▃▄▂▃0.420.870.731.050.781.371.020.863.520.950.190.50.530.750.10.820.430.530.540.740.340.790.38-0.210.970.970.870.520.650.510.510.270.270.420.591.190.520.67NA0.910.21-0.38NANANANA
  2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
 us-gaap:Revenues us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName,us-gaap:SubsegmentsConsolidationItems ip:GraphicPackagingLLC,us-gaap:ReportableSubsegmentsNANANA1506NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Revenues us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName,us-gaap:SubsegmentsConsolidationItems ip:IlimHolding,us-gaap:ReportableSubsegmentsNANANA620NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▂▂▃▃▄▃▃▃▃▂▂▁▂▁▂▁▂▃▃▂▄▄▇▇████▇▇▇▇▇▆▅▆▆▅▅▆▄▃▄▃▃▃5498556856675643595159015833562157115517538351325381526653225110544356915714551759436051721370147249724974067335709070757026707770776655636766326648638765316720612158075977591958025668
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments srt:ReportableGeographicalComponents,ip:GlobalCelluloseFibers▁▃▅▆█▇▆▅577624661689736714692677NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments srt:ReportableGeographicalComponents,ip:IndustrialPackaging▁▁▃▂▇██▂38103820386438324017403440223827NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments srt:ReportableGeographicalComponents,ip:PrintingPapers▂▂▃▂█▄▁▁10671071108810651160110210601053NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,ip:GlobalCelluloseFibers▁▃▅▆█▇▆▅577624661689736714692677NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,ip:IndustrialPackaging▁▁▃▂▇██▂38103820386438324017403440223827NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,ip:PrintingPapers▂▂▃▂█▄▁▁10671071108810651160110210601053NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments,us-gaap:Subsegments ip:GlobalCelluloseFibers,ip:GlobalCelluloseFibers▁█577624NA689736714NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments,us-gaap:Subsegments ip:IndustrialPackaging,ip:NorthAmericanIndustrialPackaging▁█33513368NA337635833653NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical country:US▁▃▄▃▇█▆▁41394257428842644495453044394145NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical us-gaap:EMEA▃▁▄▆▇▂▄█810791820837849797817858NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical,us-gaap:StatementBusinessSegments country:US,ip:IndustrialPackaging▂▃▃▂▇█▇▁31373180320531463335339433363102NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Subsegments ip:GlobalCelluloseFibers▁█577624NA689736714NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Subsegments ip:NorthAmericanIndustrialPackaging▁█33513368NA337635833653NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax ▂▂▃▃▄▃▃▃▃▂▂▁▂▁▂▁▂▃▃▂▄▄▇▇████▇▇▇▇▇▆▅▆▆▅▅▆▄▃▄▃▃▃5498556856675643595159015833562157115517538351325381526653225110544356915714551759436051721370147249724974067335709070757026707770776655636766326648638765316720612158075977591958025668
us-gaap:CostOfGoodsAndServicesSold ▁▄▇█▅▇█3666377239013929379838873922NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:GrossProfit us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName,us-gaap:SubsegmentsConsolidationItems ip:GraphicPackagingLLC,us-gaap:ReportableSubsegmentsNANANA266NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:GrossProfit us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName,us-gaap:SubsegmentsConsolidationItems ip:IlimHolding,us-gaap:ReportableSubsegmentsNANANA336NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:SellingGeneralAndAdministrativeExpense ▄▂▂▃▄▂▄▃▁▄▃▃▄▁▁▁▃▃▂▂▅▅██445387402413446405451421378431422422433380386376419417403406462467527528NANA572515567NA527474474513NA477484485NA504472421496527508500
us-gaap:OperatingIncomeLoss NA655472579NA738697512NA707129428NA61362849748357967662357878165165NANA678601506NA539426426462NA571483585NA752353NANANANANA
 us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments ip:GlobalCelluloseFibersNA-3-232NA836611NA497-70NA-38-21-50NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments ip:IndustrialPackagingNA510507404NA472537437NA46950365NA424459396304553528468379527537453NANA499474355NA255260260215NA293269279NA332192NANANANANA
 us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments ip:PrintingPapersNA148-33143NA1839464NA13586100NA128968514417910110914817769-410NANA9376149NA202104104146NA239243201NA27847NANANANANA
us-gaap:InterestExpense ▃▄▄▆▆▆▅▅▆█▆▆▅▅▃▁▂▁▂▁▂▃▄▂168177177184187184183180187198186187182181172160163158164159165172177163NANA162181177NA197179179183NA144150150NA162164158NA177180NA
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax █▄▆▆▆▅▂▆▅▇▆▇▅▆▇█▅▁▇▂▂▂▇▆222-1796112-6-87-42242-57100-14148-1133134236-87-56291-484-477-4927518NANA34-337-9NA114-474-474199NA-764178NANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperations ▂▃▃▃▃▄▃▃█▃▂▂▂▃▂▃▂▂▂▃▂▃▂▁16534429242431656242836114263958020921831240339178220227313143339164-93NANA392235292NA223118118183NA518224293NA39793-162NANANANA
us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest ▂▃▃▃▃▄▃▃█▃▂▂▂▃▂▃▂▂▂▃▂▃▂▁16634228642631856243036214263958020921930940339178210218311137333161-97NANA386233289NA224121121187NA515232298NA399100-153NANANANA
 us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents us-gaap:AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterest▃▃▃▃█▃▃▃▇▃▃▃▃▃▁▃4241-40-41816-76-85-66662-59-60-57-74-72-335-64NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest█▁▁▁▂▁▁▁▁▁▁▁▁▁▁9800-44002-2100003NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeTaxExpenseBenefit █▇▇▇▇▇▇▇▁▇▆▇▇▇▇▇▇▇▇▇▇▇▇▆2631371281061438313089-1232153-8983108107-9411201061101303414728-83NANA4194-69NA130575770NA-84118123NA17025-24-321212348230
 us-gaap:IncomeTaxExpenseBenefit us-gaap:StatementEquityComponents us-gaap:AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterest▄▃▃▃▅▃▃▃▆▂▂▂█▂▁▂94-13-13-14271-25-28-22389-36-37-36638-45-210-40NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeTaxesPaidNet █▁▂▂▄▃▃▃▁▃▃▃▃▂▃▂▃▃▃▃▂▃▃▃594-148-46-51193839220-11521722922-567631326026-215010340NANANANA90NANANANA5NANANA-92NA16-99-7NA3612NA
us-gaap:ProfitLoss ▂▃▃▃▃▄▃▅█▃▂▂▂▃▂▃▂▂▂▃▂▃▂▁16634228642631856240773014603958020921930940334178210218311128349158-99NANA376257315NA238137137192NA515232347NA399100-153-97377140261
us-gaap:ComprehensiveIncomeNetOfTax ▅▅▅▅▆▅▄▆█▅▄▅▅▅▄▆▄▄▅▄▁▄▅▄440200397478703556548321776554124419314335-52653-172-252383-83-1447-82311-114NANA606-15396NA402-288-288491NA-311435603NANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest NA000NA-2-2NANA1-1-13-11-1050172128815141NANANANANANANANANANANANANANANANANA
 us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents us-gaap:AccumulatedTranslationAdjustment▁▁▁▁▁▂▂▁▁▂▁▁▃▁▂▁▁▄▁▂▄▂▂▂▅▅██▂0000-122001-1-13-11-1050172128815141NANANANANANANANANANANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▅▅▅▅▆▅▄▆█▅▄▅▅▅▄▆▄▄▅▄▁▄▅▄441198391480706554548331776553125420312333-53654-172-267374-86-1460-90307-120NANA600-31392NA415-300-300495NA-313445559NA726NA-191384796NANA
us-gaap:NetIncomeLoss ▂▃▃▄▃▄▃▅█▃▂▃▃▃▂▃▂▃▃▃▂▃▂▁▄▄▃▃▃▃▃▂▂▃▃▄▃▃▃▃▂▁▁▃▂▃16534429242431656240572914603958020921831240334178220227313134355161-9543643638225931823523713413418825751822434231639793-162-101371136257
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▇▆▃██▇█▇▇▇▇▇▇▅▇▇▇▁▂▆▃▃▅▄1-2-62202100001-3000-10-9-2-6-6-3-4NANA-6-2-3NA1334NA-385NA2794644
  2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
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us-gaap:RetainedEarningsAccumulatedDeficit ████▇▇▆▆▆▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃▃▃▃▃▃▃▃▂▂▂▂▁▁▁▁8408844783028211746573536988678361804918471748324818479346574800464946564604454844094446423541934446444642123967384436623561344034403423333031882785267524162154181217741949NANANA
us-gaap:TreasuryStockValue ███▇▇▇▆▅▅▅▅▅▆▆▆▆▆▅▅▄▄▄▄▃▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁270227022628239823322131193116321680168016811682175317551755175617491649149812871342117296867349249249323209464646524948442827272789NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▃▂▂▂▃▂▂▃▃▂▂▂▂▁▁▂▁▂▂▂▃▅▆▆▆▆▄▄▄▄▅▅▅▆▅▇██▇▇▆▇▇-4739-5014-4870-4975-4500-4887-4881-4530-4633-4949-5108-5152-5362-5458-5481-5389-5708-5358-4886-5042-4646-3065-2628-2778-2759-2759-3812-4036-3762-3840-2959-3124-3124-2702-3005-2077-1362-1611-1822-1975-2301-2115-2077NANANA
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges█▅▇▅▆▂▁3-60-4-3-13-16NA5NANANANA-2-4131011121016124-5-5-6NANANANANANANANANANANANANANANANANANANA
  2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▇▇█▆▇▇▇▆█▁▆▆▇▅▆▆▇▇▄▆█▇▆▅92888210677338219418016631188-7096456339123416056209908371156381144933529471NANANANA531NANANANA581NANANA514NA-213641159108513811395794
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▇▇▇▇▇▆▆▇▇▇▇▁▇▇▇▆▆▇▇▇█▇▇-306-279-421-294-259-346-475-489-383-278-330-400-2527-279-328-364-540-461-361-377-302144-332-370NANANANA-790NANANANA-4154NANANA-307NA-151-309-151-150-117-133-193
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▂▃▃▁▂▃▄▂▇▃▃▄█▄▄▂▂▅▂▂▂▃▂-842-671-487-389-1000-636-354-56-779930-266-2841041232-190-164-637-673255-546-644-629-250-563NANANANA-106NANANANA848NANANA-280NA-126-143-149NA-1302-617-759
  2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▇▇█▆▇▇▇▆█▁▆▆▇▅▆▆▇▇▄▆█▇▆▅92888210677338219418016631188-7096456339123416056209908371156381144933529471NANANANA531NANANANA581NANANA514NA-213641159108513811395794
us-gaap:NetIncomeLoss ▂▃▃▄▃▄▃▅█▃▂▃▃▃▂▃▂▃▃▃▂▃▂▁▄▄▃▃▃▃▃▂▂▃▃▄▃▃▃▃▂▁▁▃▂▃16534429242431656240572914603958020921831240334178220227313134355161-9543643638225931823523713413418825751822434231639793-162-101371136257
us-gaap:ProfitLoss ▂▃▃▃▃▄▃▅█▃▂▂▂▃▂▃▂▂▂▃▂▃▂▁16634228642631856240773014603958020921930940334178210218311128349158-99NANA376257315NA238137137192NA515232347NA399100-153-97377140261
us-gaap:DepreciationDepletionAndAmortization ▆▅▅▄▆▅▅▅▁█▇▆▅▄▃▂▄▅▅▅▆▇▇▆343327321315338335330325268373357345328314301284314329328323346358355347NANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet ▅▃▄▃▅▃▃▃▁▁█▄▃▂▄▄▃▃▄▃▃▂▅▃78-5012-1592-45-5-14-138-13027256-33-926644-5-1694-49-10476-1NANANANA52NANANANA33NANANA-75NA195-1407686-131524
us-gaap:IncreaseDecreaseInInventories ▆▇▅▆▁▇▆▆▆▇▅▆▆▇▅▆▅█▆▇▆█▆▆-857-7022-3569447-211791-3615-1754-579-90162-2281-15126-113NANANANA47NANANANA-39NANANA-7NA706051-5448-164-146
  2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▇▇▇▇▇▆▆▇▇▇▇▁▇▇▇▆▆▇▇▇█▇▇-306-279-421-294-259-346-475-489-383-278-330-400-2527-279-328-364-540-461-361-377-302144-332-370NANANANA-790NANANANA-4154NANANA-307NA-151-309-151-150-117-133-193
  2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▂▃▃▁▂▃▄▂▇▃▃▄█▄▄▂▂▅▂▂▂▃▂-842-671-487-389-1000-636-354-56-779930-266-2841041232-190-164-637-673255-546-644-629-250-563NANANANA-106NANANANA848NANANA-280NA-126-143-149NA-1302-617-759
us-gaap:ProceedsFromIssuanceOfLongTermDebt ▁▁▁▁▁▁▁▁▂▃▁▁▂▅▂▂█▂▄▁▁▁▄▁153-63236208141-621882235411234-541863832243737467443335720434012501813107NANANANA166NANANANA1594NANANA49NA11128387391014990486
us-gaap:RepaymentsOfLongTermDebt ▂▁▁▁▂▁▁▁▃▁▁▁▁▂▂▁█▂▃▁▁▁▃▁735320310142766169393410551212122783785748322474570812142803333271272163NANANANA79NANANANA516NANANA152NA196189120140722941581170
us-gaap:PaymentsOfDividends █▇▇██▇▇▇▇▇▇▇▇▅▅▅▅▃▄▄▄▁▁▂201197197201201195196197196191191191190181181181182166168169169149149153NANANANA132NANANANA115NANANA82NA545511111110108
us-gaap:PaymentsOfDividends █▇▇██▇▇▇▇▇▇▇▇▅▅▅▅▃▄▄▄▁▁▂201197197201201195196197196191191191190181181181182166168169169149149153NANANANA132NANANANA115NANANA82NA545511111110108
us-gaap:PaymentsForRepurchaseOfCommonStock ▁▂▅▅▅▅▆▂▁▁▁▂▁▁▁▃▃▄▅▄▄▅▆█0752312292002013003110046001131100152214139171206297388NANANANA51NANANANA35NANANA29NA002600010
  2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:RepaymentsOfLongTermDebt ▂▁▁▁▂▁▁▁▃▁▁▁▁▂▂▁█▂▃▁▁▁▃▁735320310142766169393410551212122783785748322474570812142803333271272163NANANANA79NANANANA516NANANA152NA196189120140722941581170
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range srt:Maximum0.095NANANA0.0938NANANA0.0938NANANA0.0938NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range,us-gaap:SubsequentEventType srt:Maximum,us-gaap:SubsequentEvent0.021NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range,us-gaap:SubsequentEventType srt:Minimum,us-gaap:SubsequentEvent0.019NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Stock Issued During Period Shares Period Increase Decrease

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value449449449449449449449449449449449449449449449449449449449449449449449448448447447446445440439439439439439439439439438438438437434
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.41.31.31.31.31.31.31.31.31.31.31.31.31.31.41.41.41.51.41.61.61.61.51.51.51.41.41.41.41.41.31.31.31.61.71.71.71.71.71.71.71.71.6

Common Stock Par Or Stated Value Per Share

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value448448448448448448448448448448448448448448448448448448448448448448448447447447445444439438438438438438438438438438438437437433
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementClassOfStock

us-gaap:CommonStock



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value448448448448448448447439438438437433493
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

Common Stock Shares Authorized

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value392395398403411417418417416416415414414417421423428432435449448446439438438435430433433433428428425423
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-30
Value392392396400407413413412412412411411410415420421425428435445444441435434434432428430430429428426425
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-0.360.420.880.741.060.791.380.981.763.540.960.190.510.530.760.10.810.430.530.540.740.320.840.37-0.210.990.990.860.580.720.540.540.310.310.430.591.20.520.790.740.920.22-0.38-0.240.870.320.61
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-0.360.420.870.731.050.781.370.971.743.50.950.190.50.530.750.10.810.430.530.540.740.320.830.37-0.210.980.980.850.570.710.530.540.310.310.430.591.190.520.780.730.910.21-0.38-0.240.870.320.61
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Basic Share

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value-0.360.420.880.741.060.791.381.030.873.560.960.190.510.530.760.10.820.430.530.540.740.340.80.38-0.210.981.80.880.530.660.520.510.270.270.420.591.20.520.680.920.22-0.38
Percentage of IncomeLossFromContinuingOperationsPerBasicShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Diluted Share

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value-0.360.420.870.731.050.781.371.020.863.520.950.190.50.530.750.10.820.430.530.540.740.340.790.38-0.210.971.780.870.520.650.510.510.270.270.420.591.190.520.670.910.21-0.38
Percentage of IncomeLossFromContinuingOperationsPerDilutedShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:Revenues

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312019-03-31
Value15991506
Percentage of Revenues100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.026.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:GraphicPackagingLLC us-gaap:ReportableSubsegments0.00.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2020-03-312019-03-31
Value482620
Percentage of Revenues30.141.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.011.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:IlimHolding us-gaap:ReportableSubsegments0.00.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value53525498556856675643595159015833562157115517538351325381526653225110544356915714551759436051721370147249584874067335709070757026707770776655636766326648638765316720612158075977591958025668
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value574453545738515964-92-37-1349203020
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.10.81.01.01.00.60.91.01.1-0.20.0-0.7-0.30.90.40.60.4
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.81.01.01.00.60.91.01.1-0.20.0-0.7-0.30.90.40.60.4
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:IntersegmentElimination0.00.00.00.00.00.00.0100.0100.00.0-40.0100.0100.00.0100.0100.0100.0

us-gaap:SubsegmentsConsolidationItemsDomain



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-48-30-43-39-52-77-54-63
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.9-0.5-0.8-0.7-0.9-1.3-0.9-1.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-0.9-0.5-0.8-0.7-0.9-1.3-0.9-1.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:SubsegmentsConsolidationItemsDomain0.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

srt:ReportableGeographicalComponents, ip:GlobalCelluloseFibers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value568577624661689736714692677
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.610.511.211.712.212.412.111.912.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.010.511.211.712.212.412.111.912.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax srt:ReportableGeographicalComponents ip:GlobalCelluloseFibers0.00.00.00.00.00.00.00.00.0

srt:ReportableGeographicalComponents, ip:IndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value381938103820386438324017403440223827
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax71.469.368.668.267.967.568.469.068.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.069.368.668.267.967.568.469.068.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax srt:ReportableGeographicalComponents ip:IndustrialPackaging0.00.00.00.00.00.00.00.00.0

srt:ReportableGeographicalComponents, ip:PrintingPapers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value90810671071108810651160110210601053
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.019.419.219.218.919.518.718.218.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.019.419.219.218.919.518.718.218.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax srt:ReportableGeographicalComponents ip:PrintingPapers0.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, ip:GlobalCelluloseFibers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value568577624661689736714692677
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.610.511.211.712.212.412.111.912.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.010.511.211.712.212.412.111.912.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:OperatingSegments ip:GlobalCelluloseFibers0.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, ip:IndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value381938103820386438324017403440223827
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax71.469.368.668.267.967.568.469.068.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.069.368.668.267.967.568.469.068.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:OperatingSegments ip:IndustrialPackaging0.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, ip:PrintingPapers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value90810671071108810651160110210601053
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.019.419.219.218.919.518.718.218.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.019.419.219.218.919.518.718.218.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:OperatingSegments ip:PrintingPapers0.00.00.00.00.00.00.00.00.0

us-gaap:SubsegmentsConsolidationItemsDomain, ip:IndustrialPackaging



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-31-25-31-31-55-74-46-58
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.6-0.4-0.5-0.5-0.9-1.3-0.8-1.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-0.6-0.4-0.5-0.5-0.9-1.3-0.8-1.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:SubsegmentsConsolidationItemsDomain ip:IndustrialPackaging0.00.00.00.00.00.00.00.0

us-gaap:SubsegmentsConsolidationItemsDomain, ip:PrintingPapers



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-17-5-12-83-3-8-5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.3-0.1-0.2-0.10.1-0.1-0.1-0.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-0.3-0.1-0.2-0.10.1-0.1-0.1-0.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:SubsegmentsConsolidationItemsDomain ip:PrintingPapers0.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems, us-gaap:StatementGeographical

us-gaap:IntersegmentElimination, country:US



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value584656586040525358
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.10.81.01.01.10.70.90.91.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.81.01.01.10.70.90.91.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:IntersegmentElimination country:US0.00.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination, ip:AmericasOtherThanUS



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-2-2-5-1-5-2-3-3-5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.0-0.1-0.0-0.1-0.0-0.1-0.1-0.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.0-0.0-0.1-0.0-0.1-0.0-0.1-0.1-0.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:IntersegmentElimination ip:AmericasOtherThanUS0.00.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination, srt:Asia



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value33324461316
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.10.00.10.10.10.20.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.10.10.00.10.10.10.20.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:IntersegmentElimination srt:Asia0.00.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination, us-gaap:EMEA



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-2-3-1-5-2-4-4-4-5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.1-0.0-0.1-0.0-0.1-0.1-0.1-0.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.0-0.1-0.0-0.1-0.0-0.1-0.1-0.1-0.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:IntersegmentElimination us-gaap:EMEA0.00.00.00.00.00.00.00.00.0

us-gaap:StatementBusinessSegments

ip:GlobalCelluloseFibers



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value568624661689714692677654612564242259212
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.611.211.712.212.111.912.011.911.411.04.64.94.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.011.211.712.212.111.912.011.911.411.04.64.94.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:GlobalCelluloseFibers0.00.00.00.00.00.00.00.00.00.00.00.00.0

ip:IndustrialPackaging



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value38193820386438324034402238273822370634993582359734523595364236943553369737543800369337553780356033353450311526602705255526102440
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax71.468.668.267.968.469.068.169.368.868.268.067.667.666.064.064.664.462.262.052.752.750.751.550.247.548.746.840.140.740.038.839.9
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.068.668.267.968.469.068.169.368.868.268.067.667.666.064.064.664.462.262.052.752.750.751.550.247.548.746.840.140.740.038.839.9
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:IndustrialPackaging0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ip:PrintingPapers



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value908107110881065110210601053103910179951266127111841296125812491228144014531421140615551540154015801510156015501585153015501445
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.019.219.218.918.718.218.718.818.919.424.023.923.223.822.121.922.324.224.019.720.021.021.021.722.521.323.423.423.824.023.123.6
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.019.219.218.918.718.218.718.818.919.424.023.923.223.822.121.922.324.224.019.720.021.021.021.722.521.323.423.423.824.023.123.6
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:PrintingPapers0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StatementBusinessSegments, us-gaap:Subsegments

ip:GlobalCelluloseFibers, ip:GlobalCelluloseFibers



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value568577624689736714
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.610.511.212.212.412.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.010.511.212.212.412.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:GlobalCelluloseFibers ip:GlobalCelluloseFibers0.00.00.00.00.00.0

ip:IndustrialPackaging, ip:BrazilianIndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value545961575757
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.01.11.11.01.01.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.01.11.11.01.01.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:IndustrialPackaging ip:BrazilianIndustrialPackaging0.00.00.00.00.00.0

ip:IndustrialPackaging, ip:EMEAIndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value350341324339338311
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.56.25.86.05.75.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.06.25.86.05.75.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:IndustrialPackaging ip:EMEAIndustrialPackaging0.00.00.00.00.00.0

ip:IndustrialPackaging, ip:EuropeanCoatedPaperboard



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value929092919487
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.71.61.71.61.61.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.01.61.71.61.61.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:IndustrialPackaging ip:EuropeanCoatedPaperboard0.00.00.00.00.00.0

ip:IndustrialPackaging, ip:NorthAmericanIndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value335533513368337635833653
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax62.760.960.559.860.261.9
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.060.960.559.860.261.9
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:IndustrialPackaging ip:NorthAmericanIndustrialPackaging0.00.00.00.00.00.0

ip:PrintingPapers, ip:BrazilianPapers



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value176265247215272255
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.34.84.43.84.64.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.04.84.43.84.64.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:PrintingPapers ip:BrazilianPapers0.00.00.00.00.00.0

ip:PrintingPapers, ip:EuropeanPapers



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value287321299309320311
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.45.85.45.55.45.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.05.85.45.55.45.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:PrintingPapers ip:EuropeanPapers0.00.00.00.00.00.0

ip:PrintingPapers, ip:IndiaPapers



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value01638535247
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.30.70.90.90.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.30.70.90.90.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:PrintingPapers ip:IndiaPapers0.00.00.00.00.00.0

ip:PrintingPapers, ip:NorthAmericanPrintingPapers



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value446482492496513492
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.38.88.88.88.68.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.08.88.88.88.68.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:PrintingPapers ip:NorthAmericanPrintingPapers0.00.00.00.00.00.0

us-gaap:StatementBusinessSegments, us-gaap:SubsegmentsConsolidationItems

ip:IndustrialPackaging, us-gaap:IntersegmentElimination



Period End2020-03-312019-03-31
Value-32-31
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.6-0.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.0-0.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:IndustrialPackaging us-gaap:IntersegmentElimination0.00.0

ip:PrintingPapers, us-gaap:IntersegmentElimination



Period End2020-03-312019-03-31
Value-1-8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.0-0.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:PrintingPapers us-gaap:IntersegmentElimination0.00.0

us-gaap:StatementGeographical

country:US



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value412641394257428842644495453044394145
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax77.175.376.575.775.675.576.876.173.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.075.376.575.775.675.576.876.173.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax country:US0.00.00.00.00.00.00.00.00.0

ip:AmericasOtherThanUS



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value389471423438423472431421447
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.38.67.67.77.57.97.37.28.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.08.67.67.77.57.97.37.28.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:AmericasOtherThanUS0.00.00.00.00.00.00.00.00.0

srt:Asia



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value417897121119135143156171
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.81.41.72.12.12.32.42.73.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.01.41.72.12.12.32.42.73.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax srt:Asia0.00.00.00.00.00.00.00.00.0

us-gaap:EMEA



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value796810791820837849797817858
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.914.714.214.514.814.313.514.015.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.014.714.214.514.814.313.514.015.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:EMEA0.00.00.00.00.00.00.00.00.0

us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

country:US, ip:GlobalCelluloseFibers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value494492535551570616602573545
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.28.99.69.710.110.410.29.89.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.08.99.69.710.110.410.29.89.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax country:US ip:GlobalCelluloseFibers0.00.00.00.00.00.00.00.00.0

country:US, ip:IndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value313031373180320531463335339433363102
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax58.557.157.156.655.856.057.557.255.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.057.157.156.655.856.057.557.255.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax country:US ip:IndustrialPackaging0.00.00.00.00.00.00.00.00.0

country:US, ip:PrintingPapers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value444464486474488504482477440
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.38.48.78.48.68.58.28.27.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.08.48.78.48.68.58.28.27.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax country:US ip:PrintingPapers0.00.00.00.00.00.00.00.00.0

ip:AmericasOtherThanUS, ip:GlobalCelluloseFibers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.00.00.00.00.0-1000000.00.01000000.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.0-0.00.00.00.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.00.00.00.0-0.00.00.00.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:AmericasOtherThanUS ip:GlobalCelluloseFibers0.00.00.00.00.00.00.00.00.0

ip:AmericasOtherThanUS, ip:IndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value237229205227240221204223239
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.44.23.74.04.33.73.53.84.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.04.23.74.04.33.73.53.84.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:AmericasOtherThanUS ip:IndustrialPackaging0.00.00.00.00.00.00.00.00.0

ip:AmericasOtherThanUS, ip:PrintingPapers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value154244223212188254230200213
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.94.44.03.73.34.33.93.43.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.04.44.03.73.34.33.93.43.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:AmericasOtherThanUS ip:PrintingPapers0.00.00.00.00.00.00.00.00.0

srt:Asia, ip:GlobalCelluloseFibers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value183827463839354857
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.70.50.80.70.70.60.81.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.70.50.80.70.70.60.81.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax srt:Asia ip:GlobalCelluloseFibers0.00.00.00.00.00.00.00.00.0

srt:Asia, ip:IndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value121520121832403634
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.30.40.20.30.50.70.60.6
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.30.40.20.30.50.70.60.6
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax srt:Asia ip:IndustrialPackaging0.00.00.00.00.00.00.00.00.0

srt:Asia, ip:PrintingPapers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value82247615960625964
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.40.81.11.01.01.11.01.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.40.81.11.01.01.11.01.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax srt:Asia ip:PrintingPapers0.00.00.00.00.00.00.00.00.0

us-gaap:EMEA, ip:GlobalCelluloseFibers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value564762648182777075
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.00.91.11.11.41.41.31.21.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.91.11.11.41.41.31.21.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:EMEA ip:GlobalCelluloseFibers0.00.00.00.00.00.00.00.00.0

us-gaap:EMEA, ip:IndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value440429415420428429396427452
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.27.87.57.47.67.26.77.38.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.07.87.57.47.67.26.77.38.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:EMEA ip:IndustrialPackaging0.00.00.00.00.00.00.00.00.0

us-gaap:EMEA, ip:PrintingPapers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value302337315341330342328324336
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.66.15.76.05.85.75.65.66.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.06.15.76.05.85.75.65.66.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:EMEA ip:PrintingPapers0.00.00.00.00.00.00.00.00.0

us-gaap:Subsegments

ip:BrazilianIndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value545961575757
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.01.11.11.01.01.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.01.11.11.01.01.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:BrazilianIndustrialPackaging0.00.00.00.00.00.0

ip:BrazilianPapers



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value176265247215272255
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.34.84.43.84.64.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.04.84.43.84.64.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:BrazilianPapers0.00.00.00.00.00.0

ip:EMEAIndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value350341324339338311
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.56.25.86.05.75.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.06.25.86.05.75.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:EMEAIndustrialPackaging0.00.00.00.00.00.0

ip:EuropeanCoatedPaperboard



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value929092919487
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.71.61.71.61.61.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.01.61.71.61.61.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:EuropeanCoatedPaperboard0.00.00.00.00.00.0

ip:EuropeanPapers



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value287321299309320311
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.45.85.45.55.45.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.05.85.45.55.45.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:EuropeanPapers0.00.00.00.00.00.0

ip:GlobalCelluloseFibers



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value568577624689736714
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.610.511.212.212.412.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.010.511.212.212.412.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:GlobalCelluloseFibers0.00.00.00.00.00.0

ip:IndiaPapers



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value01638535247
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.30.70.90.90.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.30.70.90.90.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:IndiaPapers0.00.00.00.00.00.0

ip:NorthAmericanIndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value335533513368337635833653
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax62.760.960.559.860.261.9
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.060.960.559.860.261.9
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:NorthAmericanIndustrialPackaging0.00.00.00.00.00.0

ip:NorthAmericanPrintingPapers



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value446482492496513492
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.38.88.88.88.68.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.08.88.88.88.68.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:NorthAmericanPrintingPapers0.00.00.00.00.00.0

us-gaap:SubsegmentsConsolidationItems

us-gaap:IntersegmentElimination



Period End2020-03-312019-03-31
Value-33-39
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.6-0.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.0-0.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:IntersegmentElimination0.00.0

Revenue From Contract With Customer Including Assessed Tax

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value5498556856675643595159015833562157115517538351325381526653225110544356915714551759436051721370147249584874067335709070757026707770776655636766326648638765316720612158075977591958025668
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Sales Revenue Net

Cost Of Revenue

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value37463666377239013929379838873922
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.066.767.768.869.663.865.967.2

Cost Of Goods Sold Excluding Depreciation Depletion And Amortization

Cost Of Goods Sold

Gross Profit

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:GrossProfit

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312019-03-31
Value321266
Percentage of GrossProfit100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.04.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:GraphicPackagingLLC us-gaap:ReportableSubsegments0.00.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2020-03-312019-03-31
Value195336
Percentage of GrossProfit60.7126.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.06.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:IlimHolding us-gaap:ReportableSubsegments0.00.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value418445387402413446405451421378431422422433380386376419417403406462467527528572515567527474513477484485504472421496527508500
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.08.17.07.17.37.56.97.77.56.67.87.88.28.07.27.37.47.77.37.17.47.87.77.37.57.77.08.07.56.77.77.27.37.67.57.77.28.38.98.88.8

Operating Income Loss

us-gaap:OperatingIncomeLoss



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value51265547257973869751270712942861362849748357967662357878165165678601506539426462571483585752353
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.011.88.310.312.511.99.112.82.48.311.611.89.78.910.211.811.39.712.99.00.99.28.27.17.76.06.98.67.39.211.25.8

us-gaap:StatementBusinessSegments

ip:GlobalCelluloseFibers



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value-54-3-232836611497-70-38-21-50
Percentage of OperatingIncomeLoss-10.5-0.5-0.45.511.29.52.16.95.4-16.4-6.2-3.3-10.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.0-0.1-0.00.61.41.10.20.90.1-1.4-0.7-0.4-1.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:GlobalCelluloseFibers0.00.00.00.00.00.00.00.00.00.00.00.00.0

ip:IndustrialPackaging



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value47051050740447253743746950365424459396304553528468379527537453499474355255260215293269279332192
Percentage of OperatingIncomeLoss91.877.9107.469.864.077.085.466.338.885.369.273.179.762.995.578.175.165.667.582.5696.973.678.970.247.361.046.551.355.747.744.154.4
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.09.28.97.28.09.27.88.50.97.18.18.67.75.69.79.28.56.48.77.46.56.76.55.03.63.73.24.44.04.44.93.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:IndustrialPackaging0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ip:PrintingPapers



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value96148-33143183946413586100128968514417910110914817769-410937614920210414623924320127847
Percentage of OperatingIncomeLoss18.822.6-7.024.724.813.512.519.166.723.420.915.317.129.830.914.917.525.622.710.6-630.813.712.629.437.524.431.641.950.334.437.013.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.02.7-0.62.53.11.61.12.41.61.92.41.81.72.63.11.82.02.52.91.0-5.81.31.02.12.91.52.23.63.73.14.10.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:PrintingPapers0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest Expense

us-gaap:InterestExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-30
Value163168177177184187184183180187198186187182181172160163158164159165172177163162181177197179183144150150162164158177180
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.03.13.23.13.33.13.13.13.23.33.63.53.63.43.43.23.13.02.82.92.92.82.82.52.32.22.52.52.82.52.72.22.32.32.42.72.73.03.1

Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value-544222-1796112-6-87-42242-57100-14148-1133134236-87-56291-484-477-492751834-337-9114-474199-764178
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.04.0-3.21.10.2-0.1-1.5-7.20.7-1.01.8-0.32.9-2.10.12.54.6-1.6-9.91.6-8.8-8.0-8.11.00.30.5-4.6-0.11.6-6.73.0-11.52.7

Income Loss From Continuing Operations

us-gaap:IncomeLossFromContinuingOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value-14116534429242431656242836114263958020921831240339178220227313143339164-9339223529222311818351822429339793-162
Percentage of IncomeLossFromContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.03.06.25.27.55.39.57.36.425.07.21.54.14.15.90.86.63.33.94.05.72.45.62.3-1.35.33.24.13.21.72.77.83.44.65.91.5-2.8

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312019-03-31
Value-2495
Percentage of IncomeLossFromContinuingOperations17.022.4
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.01.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:GraphicPackagingLLC us-gaap:ReportableSubsegments0.00.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2020-03-312019-03-31
Value-61205
Percentage of IncomeLossFromContinuingOperations43.348.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.03.6
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:IlimHolding us-gaap:ReportableSubsegments0.00.0

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value16634228642631856243036214263958020921930940339178210218311137333161-97386233289224121187515232298399100-153
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax3.06.15.07.55.39.57.46.425.07.21.54.14.15.90.86.63.33.73.85.62.35.52.2-1.45.23.24.13.21.72.87.83.54.75.91.6-2.6

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value464241-40-41816-76-85-66662-59-60-57-74-72-335-64
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest0.025.312.0-14.0-9.6256.6-13.5-19.8-18.246.4-14.9-75.0-27.3-33.8-23.3-837.5-18.9
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.80.7-0.7-0.713.7-1.3-1.5-1.211.6-1.1-1.1-1.1-1.4-1.4-6.3-1.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value09800-44002-2100003
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest0.059.00.00.0-0.91.30.00.00.6-0.10.30.00.00.00.07.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.01.80.00.0-0.10.10.00.00.0-0.00.00.00.00.00.00.1
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value11-140-14-2-22-13222
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest0.0-0.61.20.0-0.21.3-0.4-0.50.6-0.90.52.51.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.0-0.00.10.0-0.00.1-0.0-0.00.0-0.20.00.00.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Loss From Continuing Operations Before Income Taxes Domestic

Income Loss From Continuing Operations Before Income Taxes Foreign

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value942631371281061438313089-1232153-8983108107-9411201061101303414728-834194-691305770-8411812317025-24-321212348230
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.04.82.52.31.92.41.42.21.6-21.62.8-1.71.62.02.0-0.20.82.21.91.92.40.62.40.4-1.20.61.3-1.01.90.81.1-1.31.81.92.50.4-0.4-5.43.66.04.1

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-1594-13-13-14271-25-28-22389-36-37-36638-45-210-40
Percentage of IncomeTaxExpenseBenefit-16.035.7-9.5-10.2-13.2189.5-30.1-21.5-24.7-31.6-23.541.6-43.4590.7-42.12333.3-97.6
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.01.7-0.2-0.2-0.24.6-0.4-0.5-0.46.8-0.7-0.7-0.711.9-0.9-3.9-0.8
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-64-2002-1-21-4101
Percentage of IncomeTaxExpenseBenefit-6.41.5-1.50.00.01.4-1.2-1.51.10.30.7-0.01.2
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.1-0.00.00.00.0-0.0-0.00.0-0.10.00.00.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-09-302009-06-30
Value16594-148-46-51193839220-11521722922-567631326026-215010340905-9216-99-73612
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.010.8-2.7-0.8-0.93.21.41.60.4-2.00.41.30.60.4-0.11.30.10.60.61.10.5-0.40.81.40.61.30.1-1.40.2-1.6-0.10.60.2

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-14116634228642631856240773014603958020921930940334178210218311128349158-99376257315238137192515232347399100-153-97377140261
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.03.06.15.07.55.39.57.013.025.67.21.54.14.15.90.86.53.33.73.85.62.25.82.2-1.45.13.54.43.41.92.97.83.55.45.91.6-2.6-1.66.42.44.6

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value-657440200397478703556548321776554124419314335-52653-172-252383-83-1447-82311-114606-15396402-288491-311435603
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.08.03.67.08.511.89.40.914.831.110.02.38.25.86.4-1.012.8-3.2-4.46.7-1.5-24.3-1.44.3-1.68.2-0.25.65.7-4.17.4-4.76.59.4

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-1000-2-21-1-13-11-105017212815141
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.00.00.0-0.0-0.00.0-0.0-0.00.1-0.00.0-0.00.00.10.00.00.10.00.00.00.10.20.20.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value10000-122001-1-13-11-105017212815141
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest-100.00.00.00.00.00.0-100.0-100.00.00.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.00.00.00.0-0.00.00.00.00.00.0-0.0-0.00.1-0.00.0-0.00.00.10.00.00.10.00.00.00.10.20.20.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-03-312009-12-312009-09-30
Value-658441198391480706554548331776553125420312333-53654-172-267374-86-1460-90307-120600-31392415-300495-313445559726-191384796
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.08.03.66.98.511.99.40.914.831.110.02.38.25.86.3-1.012.8-3.2-4.76.5-1.6-24.6-1.54.3-1.78.1-0.45.55.9-4.27.4-4.76.78.810.8-3.36.413.4

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-14116534429242431656240572914603958020921831240334178220227313134355161-9543643638225931823523713413418825751822434231639793-162-101371136257
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.03.06.25.27.55.39.56.913.025.67.21.54.14.15.90.86.53.33.94.05.72.35.92.2-1.46.07.55.23.54.53.33.41.91.92.84.07.83.45.44.85.91.5-2.8-1.76.32.34.5

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312019-03-31
Value-2495
Percentage of NetIncomeLoss17.022.4
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.01.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:GraphicPackagingLLC us-gaap:ReportableSubsegments0.00.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2020-03-312019-03-31
Value-58199
Percentage of NetIncomeLoss41.146.9
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.03.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:IlimHolding us-gaap:ReportableSubsegments0.00.0

Net Income Loss Available To Common Stockholders Diluted

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value01-2-62202100001-3000-10-9-2-6-6-3-4-6-2-3134-3852794644
Percentage of NetIncomeLossAttributableToNoncontrollingInterest0.0100.0100.0100.0100.0100.00.0100.0100.00.00.00.00.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.0-0.0-0.10.00.00.00.00.00.00.00.00.00.0-0.10.00.00.0-0.2-0.2-0.0-0.1-0.1-0.0-0.1-0.1-0.0-0.00.00.00.1-0.00.10.10.00.10.20.10.10.10.1

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2020-03-312019-03-31
Value1116
Percentage of NetIncomeLossAttributableToNoncontrollingInterest0.0800.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.3
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:IlimHolding us-gaap:ReportableSubsegments0.00.0

Assets

us-gaap:Assets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value33215334713384834347341783357633803337963403033903338133387733301333453260131392310433058731981281782796728684294033080230695315283258932545326983215332561330883384926993258342604425595253682508925047251422554826913
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:MaterialReconcilingItems, us-gaap:CorporateAndOther



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value992499321058292979237
Percentage of Assets29.629.631.227.930.2
Percentage of Assets29.629.631.227.930.2
Percentage of Assets us-gaap:MaterialReconcilingItems us-gaap:CorporateAndOther100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, ip:GlobalCelluloseFibers



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value3733388039133789983
Percentage of Assets11.211.611.511.43.2
Percentage of Assets11.211.611.511.43.2
Percentage of Assets us-gaap:OperatingSegments ip:GlobalCelluloseFibers100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, ip:IndustrialPackaging



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value1633815859153541456514483
Percentage of Assets48.847.245.343.747.4
Percentage of Assets48.847.245.343.747.4
Percentage of Assets us-gaap:OperatingSegments ip:IndustrialPackaging100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, ip:PrintingPapers



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value34763905405439583713
Percentage of Assets10.411.612.011.912.1
Percentage of Assets10.411.612.011.912.1
Percentage of Assets us-gaap:OperatingSegments ip:PrintingPapers100.0100.0100.0100.0100.0

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value33215334713384834347341783357633803337963403033903338133387733301333453260131392310433058731981281782796728684294033080230695315283258932545326983215332561330883384926993258342604425595253682508925047251422554826913
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value6857771374417482744673627040684472456522491445454575434142094024423438844349489248585115681675227573810572306707677863047006667570616620740277067320683463885693581960234169
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets20.623.022.021.821.821.920.820.321.319.214.513.413.713.012.912.813.612.713.617.417.417.823.224.424.725.722.220.620.719.621.520.220.924.528.729.628.626.925.522.723.123.615.5

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-5255-4739-5014-4870-4975-4500-4887-4881-4530-4633
Percentage of StockholdersEquity-76.6-61.4-67.4-65.1-66.8-61.1-69.4-71.3-62.5-71.0
Percentage of Assets-15.8-14.2-14.8-14.2-14.6-13.4-14.5-14.4-13.3-13.7
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value6252629762616229615962806256621961756206
Percentage of StockholdersEquity91.281.684.183.382.785.388.990.985.295.2
Percentage of Assets18.818.818.518.118.018.718.518.418.118.3
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value6857771374417482744673627040684472456522
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets20.623.022.021.821.821.920.820.321.319.2
Percentage of Assets us-gaap:Parent0.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value8062840884478302821174657353698867836180
Percentage of StockholdersEquity117.6109.0113.5111.0110.3101.4104.4102.193.694.8
Percentage of Assets24.325.125.024.224.022.221.820.719.918.2
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStockCommon



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2651270227022628239823322131193116321680
Percentage of StockholdersEquity38.735.036.335.132.231.730.328.222.525.8
Percentage of Assets8.08.18.07.77.06.96.35.74.85.0
Percentage of Assets us-gaap:TreasuryStockCommon0.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value721566397051738870626996731872727260827772117237672169698103687167926477127547727766079598139875187339025947592688981890589939281921210456993594168488802878087729754975517360
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets21.719.820.821.520.720.821.621.521.324.421.321.420.220.924.921.921.921.239.927.427.427.727.728.428.528.629.128.527.527.727.628.027.238.738.536.233.231.631.130.930.029.627.3

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-31
Value19321796
Percentage of AssetsCurrent26.827.1
Percentage of Assets5.85.4
Percentage of Assets ip:GraphicPackagingLLC us-gaap:ReportableSubsegments0.00.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-31
Value922804
Percentage of AssetsCurrent12.812.1
Percentage of Assets2.82.4
Percentage of Assets ip:IlimHolding us-gaap:ReportableSubsegments0.00.0

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312011-01-042010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312008-12-312007-12-312006-12-31
Value123951169778764158910261073114110189981041998103325621254115510501104159015761881171812931341180219461205934130212751228128839942722239920492073207314291871174918921652165495511449051624
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.71.52.12.31.91.83.03.23.43.03.03.13.03.17.94.03.73.43.55.65.66.65.84.24.45.76.03.72.94.03.93.73.814.810.59.28.00.08.25.77.57.07.40.00.00.04.30.00.0

Inventory Net

us-gaap:InventoryNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value2002220821942224230122412130205020572313246523612394243822222165221722282340242424372424249327982809282528412745279327302667265027482320232624052390234723362212214521792495
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.06.66.56.56.76.76.36.16.06.87.37.07.27.36.86.97.17.37.38.68.78.58.59.19.29.08.78.48.58.58.28.08.18.69.09.29.39.39.38.88.58.59.3

Inventory Finished Goods

Inventory L I F O Reserve

Other Assets Current

us-gaap:OtherAssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value213247189215217250199242258282405552251198225318268212212243240240301384347340243276270229227226238164279317278230403285454417172
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.60.70.60.60.60.70.60.70.80.81.21.60.80.60.71.00.90.70.70.90.90.81.01.21.11.10.70.80.80.70.70.70.70.61.11.21.10.91.61.11.81.60.6

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value3351633561338143557032708330683374632883304083099330505
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.1100.099.7106.7106.9115.3107.0102.3112.7122.2119.4

us-gaap:PropertyPlantAndEquipmentByType

us-gaap:ManufacturingFacility



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value32292323293252334259314663180532268
Percentage of PropertyPlantAndEquipmentGross96.396.396.296.396.296.295.6
Percentage of Assets96.596.395.9102.7102.9110.9102.3
Percentage of Assets us-gaap:ManufacturingFacility0.00.00.00.00.00.00.0

us-gaap:PropertyPlantAndEquipmentOtherTypes



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1224123212911311124212631478207415561524
Percentage of PropertyPlantAndEquipmentGross3.73.73.83.73.83.84.46.35.14.9
Percentage of Assets3.73.73.83.94.14.44.76.55.86.0
Percentage of Assets us-gaap:PropertyPlantAndEquipmentOtherTypes0.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-31
Value2040020512204002060020500204942100020800208002054922700223002200021580215002122021000207282045520513202792034020762212202081020074198261941819208189341877718415186911859119320194921939318991188021825117817
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets61.461.360.360.060.061.062.161.561.160.667.165.866.164.765.967.667.667.864.072.872.570.970.668.967.863.760.859.758.758.957.755.755.268.974.874.875.874.974.972.969.7

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value12691130041284512962130711306713088131931333513265140651404014049139901220512233120371198011832125611248812728128971320413194136721369713838141411394913923139561515911817114011182111952120021203012008122351268814202
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets38.238.937.937.738.238.938.739.039.239.141.641.442.242.037.439.038.839.237.044.644.744.443.942.943.043.442.042.543.243.442.842.244.843.844.145.446.747.347.947.948.749.752.8

Long Term Investments

us-gaap:LongTermInvestments



Period End2019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value1721177016481615153814903903363253113603252792872282603352722485307276597337557308108878707598696327066841095109210651101107710771274
Percentage of LongTermInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.15.24.94.84.64.41.21.01.00.91.11.00.90.90.70.81.21.00.91.82.42.12.32.32.22.52.82.72.32.62.32.72.64.34.34.24.44.34.24.7

Investments In Affiliates Subsidiaries Associates And Joint Ventures

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value13701721165116461648
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures100.0100.0100.0100.0100.0
Percentage of Assets4.15.14.94.84.9

Goodwill

us-gaap:Goodwill



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-12-012016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302008-12-31
Value33043347341234413393337433713378341434113420340934023364193362336733543335347236863677377339314007399639874491443745274315440642304218234622432344232023082285224922672290228822402027
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.910.010.110.09.910.010.010.010.010.110.110.110.210.10.010.310.710.810.910.913.113.113.213.413.013.012.613.813.613.813.413.512.812.58.78.79.09.19.19.19.09.09.00.00.07.5

us-gaap:StatementBusinessSegments

ip:GlobalCelluloseFibers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-31
Value0052525252525252525252471900
Percentage of Goodwill0.00.01.51.51.51.51.51.51.51.51.51.51.40.60.00.0
Percentage of Assets0.00.00.20.20.20.20.20.20.20.20.20.20.10.10.00.0
Percentage of Assets ip:GlobalCelluloseFibers0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ip:IndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-31
Value31123114313531473104308330843084308830863089308830813079308730883089308832223261325732963416344434373430340531651157
Percentage of Goodwill94.293.091.991.591.591.491.591.390.590.590.390.690.691.591.891.792.192.692.888.588.687.486.985.986.086.075.873.349.3
Percentage of Assets9.49.39.39.29.19.29.19.19.19.19.19.19.39.29.59.810.010.110.111.611.611.511.611.211.210.910.49.84.3
Percentage of Assets ip:IndustrialPackaging0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.021.30.00.00.022.20.00.00.022.70.023.712.3

ip:PrintingPapers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-31
Value192233225242237239235242274273279269274266275279265247250305300357394443439434565631674
Percentage of Goodwill5.87.06.67.07.07.17.07.28.08.08.27.98.17.98.28.37.97.47.28.38.29.510.011.111.010.912.614.628.7
Percentage of Assets0.60.70.70.70.70.70.70.70.80.80.80.80.80.80.80.90.90.80.81.11.11.21.31.41.41.41.72.02.5
Percentage of Assets ip:PrintingPapers0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.05.30.00.00.06.60.00.00.06.60.08.89.2

Intangible Assets Net Excluding Goodwill

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value350368361374382393406444468482547
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.11.11.11.11.11.21.21.31.41.41.6

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ComputerSoftwareIntangibleAsset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value11121122211
Percentage of FiniteLivedIntangibleAssetsNet0.30.30.30.50.30.30.50.50.40.20.2
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:ComputerSoftwareIntangibleAsset0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CustomerRelatedIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value271285275284288295302337354363394
Percentage of FiniteLivedIntangibleAssetsNet77.477.476.275.975.475.174.475.975.675.372.0
Percentage of Assets0.80.90.80.80.80.90.91.01.01.11.2
Percentage of Assets us-gaap:CustomerRelatedIntangibleAssets0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IntellectualProperty



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value656872768084889296100117
Percentage of FiniteLivedIntangibleAssetsNet18.618.519.920.320.921.421.720.720.520.721.4
Percentage of Assets0.20.20.20.20.20.30.30.30.30.30.4
Percentage of Assets us-gaap:IntellectualProperty0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncompeteAgreements



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value0000000005
Percentage of FiniteLivedIntangibleAssetsNet0.00.00.00.00.00.00.00.00.00.9
Percentage of Assets0.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:NoncompeteAgreements0.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value78767787101222
Percentage of FiniteLivedIntangibleAssetsNet2.02.21.91.61.81.82.01.62.12.54.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.1
Percentage of Assets us-gaap:OtherIntangibleAssets0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:UseRights



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value66666666668
Percentage of FiniteLivedIntangibleAssetsNet1.71.61.71.61.61.51.51.41.31.21.5
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:UseRights0.00.00.00.00.00.00.00.00.00.00.0

Deferred Tax Assets Liabilities Net

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value81284710021018992101995895810221061126613731310117311311169115511871148126612851324121813791403142714691576149513671648177012351082875983977119111711231127711851456
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.42.53.03.02.93.02.82.83.03.13.74.13.93.53.53.73.73.93.64.54.64.64.14.54.64.54.54.84.64.35.15.33.64.03.43.83.84.74.74.95.14.65.4

Liabilities Current

us-gaap:LiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value9342864647295049495346944603461844655102486950024267407235414082409839249547510447764909487053935028512753955677525749984997522750334738474748214497450345184166408340124755
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets28.125.814.014.714.514.013.613.713.115.014.414.812.812.210.913.013.212.829.918.117.117.116.617.516.416.316.617.416.115.515.315.814.917.618.418.517.617.818.016.616.215.717.7

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-31
Value10201178
Percentage of LiabilitiesCurrent10.913.6
Percentage of Assets3.13.5
Percentage of Assets ip:GraphicPackagingLLC us-gaap:ReportableSubsegments0.00.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-31
Value8401015
Percentage of LiabilitiesCurrent9.011.7
Percentage of Assets2.53.0
Percentage of Assets ip:IlimHolding us-gaap:ReportableSubsegments0.00.0

Debt Current

us-gaap:DebtCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value664168402676809639555684587311958824454239786265514267539096647427249525616617831068727444413838738719644610375313312357358304828
Percentage of DebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.00.51.22.02.41.91.62.01.70.92.82.41.40.70.22.01.81.42.43.22.42.62.53.11.82.12.43.32.21.41.32.52.22.72.52.31.51.21.21.41.41.23.1

Notes Payable Current

Long Term Debt Current

us-gaap:LongTermDebtCurrent



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312010-09-302010-06-302009-12-31
Value168639311239426742661444719313100100450
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.51.90.90.71.42.62.11.42.71.20.40.41.8

Accounts Payable Current

us-gaap:AccountsPayableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value2379242323492498251824132510247825342458240823622380230920312016206520782096274426782664261929182954290029042926290227752690269627772500249425752541255625562307221720582119
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.27.26.97.37.47.27.47.37.47.37.17.07.16.96.26.46.76.86.69.79.69.38.99.59.69.28.99.08.98.68.38.18.29.39.79.99.910.110.29.28.88.17.9

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value13601369128812211272110710541032992104310561407107410941038102510229861113106110651026107810691102105511951157115712271334118610451009110912111226116312191149118311771363
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.14.13.83.63.73.33.13.12.93.13.14.23.23.33.23.33.33.23.53.83.83.63.73.53.63.33.73.63.53.84.13.63.13.74.34.64.84.64.94.64.74.65.1

Other Liabilities Current

Liabilities Noncurrent

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:LiabilitiesNoncurrent

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-31
Value38483244
Percentage of LiabilitiesNoncurrent100.0100.0
Percentage of Assets11.69.7
Percentage of Assets ip:GraphicPackagingLLC us-gaap:ReportableSubsegments0.00.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-31
Value18611844
Percentage of LiabilitiesNoncurrent48.456.8
Percentage of Assets5.65.5
Percentage of Assets ip:IlimHolding us-gaap:ReportableSubsegments0.00.0

Long Term Debt

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value9597995710050996510015107001080510759108461137310392108231107510823882088248900888790178461863189888997886788278900905794959696100481047810905918978017875815683588428857485978729112462140
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets28.729.429.329.229.831.732.031.632.033.630.732.533.233.228.128.429.127.832.030.330.130.629.228.928.027.327.829.030.230.931.732.234.030.230.231.932.933.634.234.234.241.80.0

Deferred Tax Liabilities Noncurrent

us-gaap:DeferredTaxLiabilitiesNoncurrent



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value263326432624263426002512250224802291350534993185337632733256327732313191307830003063360035873540376533303137310530263782390540252497271528242805279327592355239224251957
Percentage of DeferredTaxLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.97.87.67.77.77.47.47.36.810.410.39.610.110.010.410.610.610.010.910.710.712.211.611.511.910.29.69.59.411.611.811.99.310.510.811.011.011.09.49.59.57.3

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-31
Value193190
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent100.0100.0
Percentage of Assets0.60.6
Percentage of Assets country:US us-gaap:OtherPostretirementBenefitPlansDefinedBenefit0.00.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-312016-12-31
Value30232421
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent15.512.10.00.0
Percentage of Assets0.10.10.10.1
Percentage of Assets us-gaap:ForeignPlan us-gaap:OtherPostretirementBenefitPlansDefinedBenefit0.00.00.00.0

Minority Interest

us-gaap:MinorityInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value4515172321182020191920191820222625121136145148161169173179312318356332339419432340260263255250250248233232232
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.40.50.50.50.50.50.60.61.01.01.11.01.01.31.31.31.01.01.01.01.01.00.90.90.9

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value451517232118202019
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.10.10.10.10.10.1
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.0

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value63664056759158956054455755856746045744644942442943443445047849455358459957470210131067108911761294115711047581011621608649622723728824631
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.91.91.71.71.71.71.61.61.61.71.41.31.31.31.31.41.41.41.41.71.81.92.01.91.92.23.13.33.33.74.03.53.32.83.92.42.42.62.52.92.93.22.3

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value6857771374417482744673627040684472456522491445454575434142094024423438844349489248585115681675227573810572306707677863047006667570616620740277067320683463885693581960234169
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets20.623.022.021.821.821.920.820.321.319.214.513.413.713.012.912.813.612.713.617.417.417.823.224.424.725.722.220.620.719.621.520.220.924.528.729.628.626.925.522.723.123.615.5

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-5255-4739-5014-4870-4975-4500-4887-4881-4530-4633
Percentage of StockholdersEquity-76.6-61.4-67.4-65.1-66.8-61.1-69.4-71.3-62.5-71.0
Percentage of Assets-15.8-14.2-14.8-14.2-14.6-13.4-14.5-14.4-13.3-13.7
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value6252629762616229615962806256621961756206
Percentage of StockholdersEquity91.281.684.183.382.785.388.990.985.295.2
Percentage of Assets18.818.818.518.118.018.718.518.418.118.3
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value6857771374417482744673627040684472456522
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets20.623.022.021.821.821.920.820.321.319.2
Percentage of Assets us-gaap:Parent0.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value8062840884478302821174657353698867836180
Percentage of StockholdersEquity117.6109.0113.5111.0110.3101.4104.4102.193.694.8
Percentage of Assets24.325.125.024.224.022.221.820.719.918.2
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStockCommon



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2651270227022628239823322131193116321680
Percentage of StockholdersEquity38.735.036.335.132.231.730.328.222.525.8
Percentage of Assets8.08.18.07.77.06.96.35.74.85.0
Percentage of Assets us-gaap:TreasuryStockCommon0.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value449449449449449449449449449449449449449449449449449449449449449449449448448447447446445440439439439439439439439439438438438437434
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.41.31.31.31.31.31.31.31.31.31.31.31.31.31.41.41.41.51.41.61.61.61.51.51.51.41.41.41.41.41.31.31.31.61.71.71.71.71.71.71.71.71.6

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value8062840884478302821174657353698867836180491847174832481847934657480046494656460445484409444642354193444642123967384436623561344034233330318827852675241621541812177419491430
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets24.325.125.024.224.022.221.820.719.918.214.513.914.514.414.714.815.515.214.616.316.315.415.113.713.714.112.912.211.811.410.910.410.112.312.310.710.59.58.67.27.17.65.3

ip:AccountingStandardsUpdate

us-gaap:AccountingStandardsUpdate201613



Period End2020-03-31
Value-2
Percentage of RetainedEarningsAccumulatedDeficit-0.0
Percentage of Assets-0.0
Percentage of Assets us-gaap:AccountingStandardsUpdate2016130.0

us-gaap:StatementEquityComponents, ip:AccountingStandardsUpdate

us-gaap:Parent, us-gaap:AccountingStandardsUpdate201613



Period End2020-03-31
Value-2
Percentage of RetainedEarningsAccumulatedDeficit-0.0
Percentage of Assets-0.0
Percentage of Assets us-gaap:Parent us-gaap:AccountingStandardsUpdate2016130.0

us-gaap:RetainedEarnings, us-gaap:AccountingStandardsUpdate201613



Period End2020-03-31
Value-2
Percentage of RetainedEarningsAccumulatedDeficit-0.0
Percentage of Assets-0.0
Percentage of Assets us-gaap:RetainedEarnings us-gaap:AccountingStandardsUpdate2016130.0

Treasury Stock Value

us-gaap:TreasuryStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value26512702270226282398233221311931163216801680168116821753175517551756174916491498128713421172968673492493232094646524948442827272789218
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.08.18.07.77.06.96.35.74.85.05.05.05.15.35.45.65.75.75.25.34.64.74.03.12.21.60.20.10.10.00.00.10.10.20.20.20.20.10.10.10.10.30.8

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value-5255-4739-5014-4870-4975-4500-4887-4881-4530-4633-4949-5108-5152-5362-5458-5481-5389-5708-5358-4886-5042-4646-3065-2628-2778-2759-3812-4036-3762-3840-2959-3124-2702-3005-2077-1362-1611-1822-1975-2301-2115-2077-3322
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-15.8-14.2-14.8-14.2-14.6-13.4-14.5-14.4-13.3-13.7-14.6-15.1-15.5-16.1-16.7-17.5-17.4-18.7-16.8-17.3-18.0-16.2-10.4-8.5-9.1-8.8-11.7-12.4-11.5-11.9-9.1-9.4-8.0-11.1-8.0-5.2-6.3-7.2-7.9-9.2-8.4-8.1-12.3

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-2231-2277-2321-2362-2402-1916-2300-2376-2527-3279-3298-3088-3169-2907-2993-3056-3134-2028-2087-2153-2105-3263
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax42.548.046.348.548.342.647.148.754.560.160.257.355.554.361.360.667.566.279.477.576.385.6
Percentage of Assets-6.7-6.8-6.9-6.9-7.0-5.7-6.8-7.0-7.5-10.1-10.5-9.9-10.4-9.1-10.6-10.9-10.9-6.9-6.8-7.0-6.7-10.0
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-163-60-4-3-13-165-2-4131011121016124-5-6
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax0.3-0.10.1-0.00.10.10.30.3-0.10.00.1-0.2-0.2-0.2-0.2-0.2-0.0-0.2-0.5-0.10.20.2
Percentage of Assets-0.00.0-0.00.0-0.0-0.0-0.0-0.00.0-0.0-0.00.00.00.00.00.00.00.00.00.0-0.0-0.0
Percentage of Assets us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-3008-2465-2687-2508-2569-2581-2574-2489-2111-2177-2179-2314-2549-2462-1905-1996-1513-1043-553-629-649-543
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax57.252.053.651.551.657.452.751.045.639.939.842.944.745.939.039.632.634.021.022.623.514.2
Percentage of Assets-9.1-7.4-7.9-7.3-7.5-7.7-7.6-7.4-6.2-6.7-6.9-7.5-8.3-7.7-6.8-7.1-5.3-3.5-1.8-2.0-2.1-1.7
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value64992888210677338219418016631188-7096456339123416056209908371156381144933529471531581514-213641159108513811395794
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.016.915.818.813.013.815.913.711.820.8-12.912.012.316.96.511.412.118.214.72.011.619.215.47.36.77.58.78.0-3.210.52.718.223.324.014.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-35-306-279-421-294-259-346-475-489-383-278-330-400-2527-279-328-364-540-461-361-377-302144-332-370-790-4154-307-151-309-151-150-117-133-193
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.0-5.6-5.0-7.4-5.2-4.4-5.9-8.1-8.7-6.7-5.0-6.1-7.8-47.0-5.3-6.2-7.1-9.9-8.1-6.3-6.8-5.12.4-4.6-5.3-11.1-62.4-4.8-2.2-5.0-2.6-2.5-2.0-2.3-3.4

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value165-842-671-487-389-1000-636-354-56-779930-266-2841041232-190-164-637-673255-546-644-629-250-563-106848-280-126-143-149-1302-617-759
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.0-15.3-12.1-8.6-6.9-16.8-10.8-6.1-1.0-13.616.9-4.9-5.51.923.4-3.6-3.2-11.7-11.84.5-9.9-10.8-10.4-3.5-8.0-1.512.7-4.4-1.9-2.3-2.6-22.0-10.6-13.4

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value64992888210677338219418016631188-7096456339123416056209908371156381144933529471531581514-213641159108513811395794
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.016.915.818.813.013.815.913.711.820.8-12.912.012.316.96.511.412.118.214.72.011.619.215.47.36.77.58.78.0-3.210.52.718.223.324.014.0

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-14116534429242431656240572914603958020921831240334178220227313134355161-9543643638225931823523713413418825751822434231639793-162-101371136257
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.03.06.25.27.55.39.56.913.025.67.21.54.14.15.90.86.53.33.94.05.72.35.92.2-1.46.07.55.23.54.53.33.41.91.92.84.07.83.45.44.85.91.5-2.8-1.76.32.34.5

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312019-03-31
Value-2495
Percentage of NetIncomeLoss17.022.4
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.01.7
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:GraphicPackagingLLC us-gaap:ReportableSubsegments0.00.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2020-03-312019-03-31
Value-58199
Percentage of NetIncomeLoss41.146.9
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.03.5
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax ip:IlimHolding us-gaap:ReportableSubsegments0.00.0

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-14116634228642631856240773014603958020921930940334178210218311128349158-99376257315238137192515232347399100-153-97377140261
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.03.06.15.07.55.39.57.013.025.67.21.54.14.15.90.86.53.33.73.85.62.25.82.2-1.45.13.54.43.41.92.97.83.55.45.91.6-2.6-1.66.42.44.6

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value323343327321315338335330325268373357345328314301284314329328323346358355347
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Other Operating Capital Net

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-2378-5012-1592-45-5-14-138-13027256-33-926644-5-1694-49-10476-15233-75195-1407686-131524
Percentage of IncreaseDecreaseInOtherOperatingCapitalNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-60-857-7022-3569447-211791-3615-1754-579-90162-2281-15126-11347-39-7706051-5448-164-146
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-35-306-279-421-294-259-346-475-489-383-278-330-400-2527-279-328-364-540-461-361-377-302144-332-370-790-4154-307-151-309-151-150-117-133-193
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.0-5.6-5.0-7.4-5.2-4.4-5.9-8.1-8.7-6.7-5.0-6.1-7.8-47.0-5.3-6.2-7.1-9.9-8.1-6.3-6.8-5.12.4-4.6-5.3-11.1-62.4-4.8-2.2-5.0-2.6-2.5-2.0-2.3-3.4

Payments To Acquire Property Plant And Equipment

Payments To Acquire Investments

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-09-302009-06-302009-03-31
Value165-842-671-487-389-1000-636-354-56-779930-266-2841041232-190-164-637-673255-546-644-629-250-563-106848-280-126-143-149-1302-617-759
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.0-15.3-12.1-8.6-6.9-16.8-10.8-6.1-1.0-13.616.9-4.9-5.51.923.4-3.6-3.2-11.7-11.84.5-9.9-10.8-10.4-3.5-8.0-1.512.7-4.4-1.9-2.3-2.6-22.0-10.6-13.4

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value560153-63236208141-621882235411234-54186383224373746744333572043401250181310716615944911128387391014990486
Percentage of ProceedsFromIssuanceOfLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312009-03-312009-03-31
Value13673532031014276616939341055121212278378574832247457081214280333327127216379516152196189120140722941581170-1701036
Percentage of RepaymentsOfLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Payments Of Dividends

us-gaap:PaymentsOfDividends



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value20220119719720120119519619719619119119119018118118118216616816916914914915313211582545511111110108
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments Of Dividends

us-gaap:PaymentsOfDividends



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value20220119719720120119519619719619119119119018118118118216616816916914914915313211582545511111110108
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value410752312292002013003110046001131100152214139171206297388513529002600010
Percentage of PaymentsForRepurchaseOfCommonStock100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.00.00.0100.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-312009-03-312009-03-31
Value13673532031014276616939341055121212278378574832247457081214280333327127216379516152196189120140722941581170-1701036
Percentage of RepaymentsOfLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:Range

us-gaap:DebtInstrumentInterestRateStatedPercentage

srt:Maximum



Period End2019-12-312018-12-312017-12-312016-12-31
Value0.0950.09380.09380.0938
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:Maximum0.00.00.00.0

us-gaap:Range, us-gaap:SubsequentEventType

srt:Maximum, us-gaap:SubsequentEvent



Period End2019-12-31
Value0.021
Percentage of DebtInstrumentInterestRateStatedPercentage22.1
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:Maximum us-gaap:SubsequentEvent0.0

srt:Minimum, us-gaap:SubsequentEvent



Period End2019-12-31
Value0.019
Percentage of DebtInstrumentInterestRateStatedPercentage20.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:Minimum us-gaap:SubsequentEvent0.0

Effective Income Tax Rate Continuing Operations

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price

Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period

Share Based Compensation

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value25592333201027732582246233355900421642354144
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value12371353158325462669285121953313214819162288
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits



Period End2019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-312007-12-31
Value1892201881411421009898104124150149150150158150156-156161-838-867-873972-979981976857900895188199-180-188-308435794
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value691441429403430415413400424366346
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value4224344254084150
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.00.0

Cash And Cash Equivalents Period Increase Decrease

us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value728-186-9014652-437-47-6812320-4343-35-1529130899105-54-48614-305163425-48-461-368-2706-24-442122-143240-2699-189
Percentage of CashAndCashEquivalentsPeriodIncreaseDecrease100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:VariableInterestEntitiesByClassificationOfEntity

ip:AccretionExpenseForAmortizationOfPurchaseAccountingAdjustmentFinancialLiabiities

ip:TwoThousandSevenFinancingEntities



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value2212212212212
Percentage of AccretionExpenseForAmortizationOfPurchaseAccountingAdjustmentFinancialLiabiities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:VariableInterestEntitiesByClassificationOfEntity

ip:AccretionIncomeForAmortizationOfPurchaseAccountingAdjustmentFinancialAssets

ip:TwoThousandSevenFinancingEntities



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-30
Value554554554554
Percentage of AccretionIncomeForAmortizationOfPurchaseAccountingAdjustmentFinancialAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ip:DistributionExpenses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value407392395384389401397403366373354
Percentage of DistributionExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ip:Effectiveincometaxratereconciliationforeignvaluationallowance



Period End2019-12-31
Value203
Percentage of Effectiveincometaxratereconciliationforeignvaluationallowance100.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

ip:Equitymethodinvestmentaggregateunitsexchanged

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-31
Value15
Percentage of Equitymethodinvestmentaggregateunitsexchanged100.0

us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

ip:Estimatedproceedsfromdivestitureofbusiness

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, ip:BrazilianIndustrialPackaging



Period End2020-03-31
Value330
Percentage of Estimatedproceedsfromdivestitureofbusiness100.0

ip:FormerEmployees



Period End2019-12-312018-12-312017-12-31
Value23000.023000.045000.0
Percentage of FormerEmployees100.0100.0100.0

ip:IncomeFromEquityMethodInvestmentAndIncomeAttributableToNoncontrollingInterests



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value0-125-3-3-2-4-1-10-100100-51-2-230-340044-19-2578
Percentage of IncomeFromEquityMethodInvestmentAndIncomeAttributableToNoncontrollingInterests0.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.0100.00.00.0100.0100.0100.0100.0100.00.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

ip:IncomeLossfromContinuingOperationsTotalNetofTax

us-gaap:AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value464241-4048636276-85-66
Percentage of IncomeLossfromContinuingOperationsTotalNetofTax100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value11-140102-22
Percentage of IncomeLossfromContinuingOperationsTotalNetofTax23.9-2.49.8-0.00.20.02.62.4-3.0

ip:IncomeTaxProvisionBenefitRelatedToSpecialItems



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-06-302013-03-312012-03-312011-03-31
Value-28-14-5-63-46-13-9-41-8-137-717-247-74-12-70-390-102-34-119-198-126-116-27-10
Percentage of IncomeTaxProvisionBenefitRelatedToSpecialItems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

ip:Internationalinvestmentrestructuringtax



Period End2019-12-312018-12-31
Value-5319
Percentage of Internationalinvestmentrestructuringtax100.0100.0

ip:MonthlyBenefitPayments



Period End2019-12-312018-12-312017-12-31
Value1000.01000.0450.0
Percentage of MonthlyBenefitPayments100.0100.0100.0

ip:Nonoperatingpensionexpenseincometax



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-2-2-2-2-107-6-9-1-148-13-13-12
Percentage of Nonoperatingpensionexpenseincometax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ip:Pretaxchargesgains



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value145105173314141678344492563874545663338158211190015577309511
Percentage of Pretaxchargesgains100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:EnvironmentalRemediationSite

ip:Responsiblepartypercentage

ip:SanJacintoRiverSuperfundSite



Period End2020-03-31
Value0.5
Percentage of Responsiblepartypercentage100.0

us-gaap:LitigationCase, us-gaap:EnvironmentalRemediationSite

ip:GeorgiaPacificConsumerProductsLPFortJamesCorporationandGeorgiaPacificLLCCostRecoveryAction, ip:KalamazooRiverSuperfundSite



Period End2020-03-31
Value0.15
Percentage of Responsiblepartypercentage30.0

ip:SegmentReportingInformationBusinessSpecialItems



Period End2020-03-312019-03-31
Value35221
Percentage of SegmentReportingInformationBusinessSpecialItems100.0100.0

ip:SegmentReportingInformationCorporateSpecialItems



Period End2019-12-312019-06-30
Value31
Percentage of SegmentReportingInformationCorporateSpecialItems100.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value6-68036-3-31181049-271285-1-53173700026
Percentage of AdjustmentsToAdditionalPaidInCapitalOther100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value6-68036-3-311810
Percentage of AdjustmentsToAdditionalPaidInCapitalOther100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:Parent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value6-68036-3-31181049-271285-1-53173700026
Percentage of AdjustmentsToAdditionalPaidInCapitalOther100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0

us-gaap:IncomeStatementLocation

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:SellingGeneralAndAdministrativeExpenses



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value2631362735363138394333412627263329391335314026
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-30
Value10181513121515151417271716151413121516161318192020301917287889877889
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value119603-13114
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0

us-gaap:CashDividendsPaidToParentCompanyBy50PercentOrLessOwnedPersons



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value59245686116201270580
Percentage of CashDividendsPaidToParentCompanyBy50PercentOrLessOwnedPersons100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.00.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value57866136
Percentage of CashDividendsPaidToParentCompanyBy50PercentOrLessOwnedPersons100.00.088.92.4100.00.075.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value701020116420127
Percentage of CashDividendsPaidToParentCompanyBy50PercentOrLessOwnedPersons0.00.00.025.00.0100.00.0100.00.0100.0

us-gaap:CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations



Period End2019-12-312018-12-312014-06-302014-03-312013-03-312012-03-312011-03-31
Value0000-2-490
Percentage of CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations0.00.00.00.0100.0100.00.0

us-gaap:CommonStockDividendsPerShareCashPaid



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value0.51250.50.50.50.50.4750.4750.4750.4750.46250.46250.46250.46250.440.440.440.440.40.40.40.40.350.350.350.350.350.30.30.30.30.26250.26250.26250.26250.26250.26250.26250.18750.1250.1250.1250.0250.0250.0250.0250.25
Percentage of CommonStockDividendsPerShareCashPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-03-312009-09-30
Value0.51250.50.50.50.4750.4750.4750.46249999999999990.46250.46250.440000000000000060.440.440.39999999999999990.40.40.35000000000000010.350.350.30.26250.18750.125000000000000030.0250.024999999999999967
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-03-312012-03-31
Value0.51250.50.50.50.4750.4750.4750.46249999999999990.46250.46250.440000000000000060.440.440.39999999999999990.40.40.35000000000000010.350.350.30.2625
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Parent



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-03-312012-03-31
Value0.51250.50.50.50.4750.4750.4750.46249999999999990.46250.46250.440000000000000060.440.440.39999999999999990.40.40.35000000000000010.350.350.30.2625
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetReclassifiedToReceivable



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value33-10-11153-522000
Percentage of ContractWithCustomerAssetReclassifiedToReceivable100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:DeferredIncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value35144182822-147-3339157-1396-92977912359-371806539-3423-18-144481-2335-1476-4254646970
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanActuarialGainLoss

us-gaap:DomesticPlan



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-55-50-49-511374-95-108-82-653-87-88-85-202-103
Percentage of DefinedBenefitPlanActuarialGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit

us-gaap:DomesticPlan



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value5444444477771011
Percentage of DefinedBenefitPlanAmortizationOfPriorServiceCostCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAssetsTransferredToFromPlan



Period End2019-12-312018-12-312017-12-31
Value-1600-1600-1300
Percentage of DefinedBenefitPlanAssetsTransferredToFromPlan100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

us-gaap:DomesticPlan



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value167158158157165200200200197192193192204199
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanInterestCost

us-gaap:DomesticPlan



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value98110110110111118120118121138139138131135
Percentage of DefinedBenefitPlanInterestCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:DomesticPlan



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value112321264605773424807980789194
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1



Period End2019-12-312018-12-312017-12-312016-09-302016-06-30
Value-424-424376-3439
Percentage of DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanServiceCost

us-gaap:DomesticPlan



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value2017161834404138423939404441
Percentage of DefinedBenefitPlanServiceCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Depreciation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-30
Value309298305300297270315309306246341332324355294284267294309306304322333331326365360356347353345319320323349348355362351
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:DerivativeGainLossOnDerivativeNet

us-gaap:Debt, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-38-11-19-12000
Percentage of DerivativeGainLossOnDerivativeNet100.0100.0100.0100.00.00.00.0

us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated, us-gaap:CostOfSales



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value-33-514121-20-80-1002-2-1-71-1-3-2210011
Percentage of DerivativeGainLossOnDerivativeNet7.90.045.5-5.3-33.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ForeignExchangeContract, us-gaap:Nondesignated, us-gaap:CostOfSales



Period End2019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302016-12-312016-09-302016-06-30
Value0-11-331000001
Percentage of DerivativeGainLossOnDerivativeNet0.09.1-5.30.00.00.00.00.00.00.00.00.0

us-gaap:InterestRateContract, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value38111912000
Percentage of DerivativeGainLossOnDerivativeNet-100.0-100.0-100.0-100.00.00.00.0

us-gaap:HedgingDesignation

us-gaap:Nondesignated



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value-33-624-252-21-80-102300-680-101147425
Percentage of DerivativeGainLossOnDerivativeNet7.90.054.5-10.5-33.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:CostOfSales



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-112-40-11-2-22222
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-03-312013-06-302013-03-312012-06-302012-03-31
Value-11-112-3-9-4
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet100.0100.00.00.00.00.0

us-gaap:Dividends



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value203204199201207204197200199
Percentage of Dividends100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:Parent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value203204199201207204197200199
Percentage of Dividends100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value203204199201207204197200199
Percentage of Dividends100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashAndCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-4215-24821-6-405-610-216-1814025-10-465-20-35-2351-3194948-67-233654-31
Percentage of EffectOfExchangeRateOnCashAndCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value17-1-2-1340-60220-2-14810033-100893228538590040003300
Percentage of EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense100.0100.0100.0100.0100.00.0100.00.0100.00.0100.0100.0100.0100.00.00.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.00.0100.00.00.0

us-gaap:VariableInterestEntitiesByClassificationOfEntity

us-gaap:EquityMethodInvestmentDividendsOrDistributions

ip:TwoThousandFifteenFinancingEntities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value4704804704804704804747029
Percentage of EquityMethodInvestmentDividendsOrDistributions100.00.0100.00.0100.00.0100.00.0100.00.0100.00.0100.0100.00.0100.0

ip:TwoThousandSevenFinancingEntities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-30
Value1214161616141510997665442212222222234
Percentage of EquityMethodInvestmentDividendsOrDistributions25.50.033.30.034.00.031.20.019.10.014.60.012.80.08.50.06.90.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:EquityMethodInvestmentSummarizedFinancialInformationGrossProfitLoss

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value273266288266232256235223
Percentage of EquityMethodInvestmentSummarizedFinancialInformationGrossProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value189196304336397376402375332252256207
Percentage of EquityMethodInvestmentSummarizedFinancialInformationGrossProfitLoss69.273.7105.6126.3171.1146.9171.1168.20.00.00.00.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value508310595581358162
Percentage of EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems100.0100.0100.0100.0100.0100.0100.0100.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value50411422051381491161891309944106
Percentage of EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems100.049.4135.2215.8237.9110.4143.2304.80.00.00.00.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value518310595591358162
Percentage of EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value49401371991331431121831259542100
Percentage of EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss96.148.2130.5209.5225.4105.9138.3295.20.00.00.00.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:EquityMethodInvestmentSummarizedFinancialInformationRevenue

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value15201581155315061508153015091476
Percentage of EquityMethodInvestmentSummarizedFinancialInformationRevenue100.0100.0100.0100.0100.0100.0100.0100.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value497479594620683655698677632523546449
Percentage of EquityMethodInvestmentSummarizedFinancialInformationRevenue32.730.338.241.245.342.846.345.90.00.00.00.0

us-gaap:FinanceLeaseInterestExpense



Period End2019-12-312019-09-302019-06-30
Value211
Percentage of FinanceLeaseInterestExpense100.0100.0100.0

us-gaap:GainLossOnSaleOfBusiness



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value1-90000-285160000-5-28-37-18600
Percentage of GainLossOnSaleOfBusiness100.0100.00.00.00.00.0100.0100.00.00.00.00.0100.0100.0100.0100.00.00.0

us-gaap:GainLossOnSaleOfEquityInvestments



Period End2020-03-312019-03-31
Value330
Percentage of GainLossOnSaleOfEquityInvestments100.00.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-31
Value33
Percentage of GainLossOnSaleOfEquityInvestments100.0

us-gaap:GainLossOnSalesOfAssetsAndAssetImpairmentCharges



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312014-12-312014-09-302013-12-312013-09-30
Value-344-8-15270-1220000-900-5-28-37-380-2-1
Percentage of GainLossOnSalesOfAssetsAndAssetImpairmentCharges100.0100.0100.0100.00.0100.00.00.00.00.0100.00.00.0100.0100.0100.0100.00.0100.0100.0

us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, ip:APPM



Period End2019-12-312019-09-302019-06-30
Value1-8-152
Percentage of GainLossOnSalesOfAssetsAndAssetImpairmentCharges0.0100.0100.0

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, ip:BrazilianIndustrialPackaging



Period End2020-03-31
Value-344
Percentage of GainLossOnSalesOfAssetsAndAssetImpairmentCharges100.0

us-gaap:StatementBusinessSegments

us-gaap:GoodwillImpairmentLoss

ip:GlobalCelluloseFibers



Period End2019-12-31
Value52
Percentage of GoodwillImpairmentLoss100.0

us-gaap:GoodwillOtherIncreaseDecrease



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value-4610-195-23-5-363-811-311-8
Percentage of GoodwillOtherIncreaseDecrease100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

ip:IndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value-52-200-12-42-2122-3
Percentage of GoodwillOtherIncreaseDecrease10.920.010.50.0-0.0-33.3-40.011.166.725.09.1-66.718.237.5

ip:PrintingPapers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value-418-175-24-7-321-610-59-5
Percentage of GoodwillOtherIncreaseDecrease89.180.089.5100.0100.0133.3140.088.933.375.090.9166.781.862.5

us-gaap:GoodwillPeriodIncreaseDecrease



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302009-09-30
Value3-23-10-69210-200-10102710-3-4-3-121-4-4-4-4-5-6-52041853-5-4-6
Percentage of GoodwillPeriodIncreaseDecrease100.0100.0100.0100.0100.00.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

ip:GlobalCelluloseFibers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value00000000000528
Percentage of GoodwillPeriodIncreaseDecrease0.0-0.0-0.0-0.00.00.0-0.00.00.0-0.00.050.0103.7

ip:IndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value3-23-1043210-200-1050-50000-1000000
Percentage of GoodwillPeriodIncreaseDecrease100.0100.0100.0-62.3100.00.0100.00.00.0100.00.050.00.0-50.0-0.0-0.0-0.0-0.025.0-0.0-0.0-0.0-0.0-0.0-0.0

ip:PrintingPapers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value000-11200000000-1-4-3-4-3-4-3-4-4-4-5-6-5
Percentage of GoodwillPeriodIncreaseDecrease0.0-0.0-0.0162.30.00.0-0.00.00.0-0.00.00.0-3.7-40.0100.0100.0100.03.375.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-16400452334418382553490356197503-29244280373-14317265329266406307552148-147-155239411363230287320204204213416381293368332547118-175-428589520518
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value000000-23368-8000000-50000-916-3-25-359-10242610141616500049000
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity0.00.00.00.00.00.0100.0100.0100.00.00.00.00.00.00.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.00.00.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value0.00.00.00.00.00.0-0.050.89-0.020.00.00.00.00.00.0-0.010.00.00.00.0-0.020.04-0.010.00.01-0.81-0.020.050.060.020.030.040.040.010.00.00.00.110.00.00.0
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare0.00.00.00.00.00.0100.0100.0100.00.00.00.00.00.00.0100.00.00.00.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.00.00.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value0.00.00.00.00.00.0-0.050.88-0.020.00.00.00.00.00.0-0.010.00.00.00.0-0.020.04-0.010.00.01-0.8-0.020.050.060.020.030.040.040.010.00.00.00.110.00.00.0
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare0.00.00.00.00.00.0100.0100.0100.00.00.00.00.00.00.0100.00.00.00.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.00.00.0

us-gaap:IncomeLossFromEquityMethodInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-3129278011479927095644520484743456333-136235-136-7241-3316-36-1034-2644505753227-2100-32-27
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value791014131019152
Percentage of IncomeLossFromEquityMethodInvestments-22.631.037.017.511.412.720.721.42.1

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-352118671016774579264482150
Percentage of IncomeLossFromEquityMethodInvestments112.972.466.783.888.684.880.481.496.8100.0106.7105.0104.2

us-gaap:IncreaseDecreaseInAccountsAndNotesReceivable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value107-78-120-22-26-9910821112277631735711-3797-173335776-117737170222-113365231118206-138-27117-212
Percentage of IncreaseDecreaseInAccountsAndNotesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-31150-13-3234-15015913111109115-1322213539-50-26-166-596-14311923-9116-253148357-14-283127-112-53
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInInterestPayableNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-1212-3226-2525-3536-3412-1017-181711-1932-4145-4019-3428-493724684257-5042-2953-5018
Percentage of IncreaseDecreaseInInterestPayableNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInRestrictedCash



Period End2020-03-312019-03-312017-06-302017-03-312016-09-302016-06-302016-03-312015-03-312014-09-302012-03-312011-09-302011-03-312010-03-31
Value90400-1212020231050
Percentage of IncreaseDecreaseInRestrictedCash100.00.0100.00.00.0100.0100.00.0100.00.0100.0100.00.0

us-gaap:AwardType

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:PerformanceShares



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value00222044404330433021203303344
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:InsuranceRecoveries



Period End2020-03-312019-03-31
Value300
Percentage of InsuranceRecoveries100.00.0

us-gaap:InterestCostsCapitalized



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-30
Value98795499876667777657765664441013664443324
Percentage of InterestCostsCapitalized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeExpenseNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value-117-113-123-122-133-135-133-133-135-141-152-137-142-136-132-129-123-133-141-144-137-142-158-165-142-147-168-164-163-172-168-130-137-136-152-157
Percentage of InterestIncomeExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value113123122133135133133135141152137142136132129123
Percentage of InterestIncomeExpenseNet-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0

us-gaap:InterestPaid



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-09-302009-06-30
Value18416321616121416622815522318221317521217117819713620912222012921514924111314792101105222105101254
Percentage of InterestPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-09-302009-06-30
Value4655545551525150454646494546494337301720222314122115131334715141314107987
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseCost



Period End2020-03-312019-09-302019-06-302019-03-31
Value67686375
Percentage of LeaseCost100.0100.0100.0100.0

us-gaap:LossContingencyAccrualProvision



Period End2019-12-312019-09-30
Value1922
Percentage of LossContingencyAccrualProvision100.0100.0

us-gaap:LitigationCase

us-gaap:LossContingencyDamagesAwardedValue

ip:SignatureIndustrialServicesLLCetal.v.InternationalPaper



Period End2020-03-312018-03-312017-12-312017-09-302017-06-30
Value14125137125125
Percentage of LossContingencyDamagesAwardedValue100.0100.0100.0100.0100.0

us-gaap:LitigationCase, us-gaap:EnvironmentalRemediationSite

ip:GeorgiaPacificConsumerProductsLPFortJamesCorporationandGeorgiaPacificLLCCostRecoveryAction, ip:KalamazooRiverSuperfundSite



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value50000500
Percentage of LossContingencyDamagesAwardedValue337.80.00.00.00.00.0

us-gaap:EnvironmentalRemediationSite

us-gaap:LossContingencyDamagesSoughtValue

ip:SanJacintoRiverSuperfundSite



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value115000115000115
Percentage of LossContingencyDamagesSoughtValue100.00.00.00.0100.00.00.00.0100.0

us-gaap:LitigationCase, us-gaap:EnvironmentalRemediationSite

ip:GeorgiaPacificConsumerProductsLPFortJamesCorporationandGeorgiaPacificLLCCostRecoveryAction, ip:KalamazooRiverSuperfundSite



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value79000790
Percentage of LossContingencyDamagesSoughtValue68.70.00.00.068.70.0

us-gaap:StatementGeographical, us-gaap:EnvironmentalRemediationSite

ip:NorthernImpoundment, ip:SanJacintoRiverSuperfundSite



Period End2020-03-31
Value105
Percentage of LossContingencyDamagesSoughtValue91.3

ip:SouthernImpoundmentMember, ip:SanJacintoRiverSuperfundSite



Period End2020-03-31
Value10
Percentage of LossContingencyDamagesSoughtValue8.7

us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-6998104292536439749
Percentage of NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax

us-gaap:DomesticPlan



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-46-41-41-40-41-361-76-85-66-310-59-60-57-74-72
Percentage of OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value-3010-1040101-18-361-19-15-144-1-806-711247-1557
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value-544124-179618-6-87-42240-57101-14148-1133137236-47-56291-484-481-475751834-337-26114
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax1813.31240.01790.01525.00.0-60.0-8700.02344.4-1333.3-950.010100.01400.01644.411300.060.0-978.65900.04700.07025.00.0-8066.76871.4-47500.0625.0450.0485.72246.7-520.01628.6

us-gaap:OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value-3010-1040101-18-361-19-15-144-1-806-711247-1557-2127-596
Percentage of OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value-517275-14410554388-8-353103316158452119324-93320-350-477156-397-1588-439149-21224-28877177-437303-778218
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest

us-gaap:NoncontrollingInterest



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-1-2-62-20
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.00.0

us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-516-14410554-6-351
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0

us-gaap:Parent



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-65720039747855654
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent127.3-138.9378.1885.2-9266.7-15.4

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-141344292424562405
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent27.3-238.9278.1785.2-9366.7-115.4

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value-111-40-10-2-22122203310-7-2310-7-454-1234
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:OtherComprehensiveIncomeLocation

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:OtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-30
Value-3010-104081-1861
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:InterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:OtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value20-818000
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax-66.7-80.0-180.00.00.00.0

us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:OtherComprehensiveIncomeLocation

us-gaap:CashFlowHedging, us-gaap:OtherComprehensiveIncome



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value-30-10401-18-31
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax100.0100.0100.00.0100.0100.00.0100.0

us-gaap:NetInvestmentHedging, us-gaap:OtherComprehensiveIncome



Period End2020-03-312019-09-302019-03-312018-09-30
Value201800
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax-66.7-180.00.00.0

us-gaap:OtherIncreaseDecreaseInEnvironmentalLiabilities



Period End2019-12-312019-09-302018-09-30
Value10159
Percentage of OtherIncreaseDecreaseInEnvironmentalLiabilities100.0100.0100.0

us-gaap:OtherNoncashIncomeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-31
Value-166-14-51-9-460-18-43-14-120-19-28-45-32-2-96-27-21-22-34-76-101-8424-684-3-60
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoninterestExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value32921321820309571941112112521
Percentage of OtherNoninterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNonrecurringIncomeExpense



Period End2020-03-312019-09-302019-03-312018-09-30
Value-33-480-9
Percentage of OtherNonrecurringIncomeExpense100.0100.00.0100.0

us-gaap:OtherTaxExpenseBenefit



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-31
Value120-162-8-60-88-13-10-128211-184717-247-742-67280-9000-1-35
Percentage of OtherTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value06554-24-1-52-69151227-8124436379-491767-65-65393679171-30131-170257
Percentage of PaymentsForProceedsFromOtherInvestingActivities0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:PaymentsForRemovalCosts



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1513111186996752
Percentage of PaymentsForRemovalCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value04082178000012172-500000050537340-315500908
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired0.0100.00.0100.0100.0100.00.00.00.00.0100.0100.0100.00.00.00.00.00.00.0100.0100.00.0100.0100.00.00.0100.00.0100.0

us-gaap:PaymentsToAcquireProductiveAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-31
Value286363285335293286357440489345271290374445266328309489325354319405327357277216285181
Percentage of PaymentsToAcquireProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value1123232126460577342480798078919453391111126102122979610490140834558575953534661
Percentage of PensionExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromDivestitureOfBusinessesNetOfCashDivested



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302013-03-312012-03-312011-03-312010-03-31
Value0640017040-41104003423005500
Percentage of ProceedsFromDivestitureOfBusinessesNetOfCashDivested0.0100.00.00.0100.00.0100.0100.0100.00.0100.00.00.0100.0100.0100.00.00.0100.0100.00.0

us-gaap:SubsequentEventType

us-gaap:ProceedsFromIssuanceOfDebt

us-gaap:SubsequentEvent



Period End2019-12-31
Value127
Percentage of ProceedsFromIssuanceOfDebt100.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities



Period End2020-03-312019-12-312019-03-312018-12-312017-12-312016-12-312015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-7-400-6-11-14008-120-8-26-33-2-19-3-44-78-24-11
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.00.00.0100.0100.0100.00.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromRepaymentsOfBankOverdrafts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-9-37-1511-2532-9-7-1721110-65-1133-29-419010-3716-43-75-33115-8-2725678-80
Percentage of ProceedsFromRepaymentsOfBankOverdrafts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfEquityMethodInvestments



Period End2020-03-312019-03-31
Value2500
Percentage of ProceedsFromSaleOfEquityMethodInvestments100.00.0

us-gaap:ProceedsFromSaleOfProductiveAssets



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value1111310115161238131092128076
Percentage of ProceedsFromSaleOfProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:StatementEquityComponents

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax

us-gaap:ForeignExchangeContract, us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-171-60-10-3-431323
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-61-56-54-53-55-483-101-113-88-481-95-97-93-122-117-545-104
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax358.8-5600.0900.00.05500.00.03366.72825.0-2933.3-48100.0-3166.7-4850.0-3100.00.00.00.00.0

us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetGainLossIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-56-56-50-50-52-483-97-110-84-467-89-90-87-112-108-536-95
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax329.4-5600.0833.30.05200.00.03233.32750.0-2800.0-46700.0-2966.7-4500.0-2900.00.00.00.00.0

us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-50-4-3-30-4-3-4-14-6-7-6-10-9-9-9
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax29.40.066.70.0300.00.0133.375.0-133.3-1400.0-200.0-350.0-200.00.00.00.00.0

us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0-9800-400020100003
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax-0.0-9800.0-0.00.0400.00.0-0.0-0.066.70.033.30.00.00.00.00.0

us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-171-60-10-3-431323
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value-57-45-40483-78-87-62-56-58-55-74-69-329-63-41-79-67-81383-36-65-57-80-64-98-52
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value-46286-41-40-41816-76-85-66662-59-60-57-74-72-335-64-81-72-65-78423-60-69-52-76-76-78-48
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax80.70.091.1100.0-8.50.097.497.7106.50.0105.4103.4103.6100.0104.3101.8101.6197.691.197.096.3110.4166.7106.291.295.0118.879.692.3

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value-119-40-14-2-22-1322203310-7-2-3-1074-5-412-3-4
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax19.30.08.9-0.0-0.20.02.62.3-3.20.0-3.6-3.4-3.6-0.0-4.3-0.9-1.6-0.08.93.03.7-2.6-19.4-6.28.85.0-18.83.17.7

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value010600-4400-2-2100003040000-30170000-170
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax-0.00.0-0.0-0.0-0.80.0-0.0-0.03.20.0-1.8-0.0-0.0-0.0-0.0-0.9-0.0-97.6-0.0-0.0-0.0-7.8-47.2-0.0-0.0-0.0-0.017.3-0.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:RelatedPartyTransactionPurchasesFromRelatedParty

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value5153515953555056535452514746404539384148434444
Percentage of RelatedPartyTransactionPurchasesFromRelatedParty100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringCharges



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302011-03-31
Value8362100-1907
Percentage of RestructuringCharges100.0100.0100.00.00.0100.00.0100.0

us-gaap:RestructuringPlan

ip:EMEAIndustrialPackaging



Period End2019-12-312018-12-312018-06-302018-03-31
Value17-12622
Percentage of RestructuringCharges47.25.30.00.0

ip:Earlydebtextinguishmentcosts



Period End2020-03-312019-12-312018-12-31
Value82110
Percentage of RestructuringCharges100.058.3-52.6

ip:Riverdalemillconversion



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value211145
Percentage of RestructuringCharges5.64.80.00.0-21.10.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:RevenueFromRelatedParties

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value706269746960625860
Percentage of RevenueFromRelatedParties100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value413335453737
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-513234-1183636
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation-124.497.097.1-262.297.397.3

us-gaap:Parent



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value413335453737
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockCommon



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-92-1-1-163-1-1
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation-224.4-3.0-2.9-362.2-2.7-2.7

us-gaap:StatementEquityComponents

us-gaap:TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value00052700
Percentage of TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect0.00.00.0100.00.00.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value000200
Percentage of TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect0.00.00.00.40.00.0

us-gaap:TaxesOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value4442424343414442443744434541414141413944444343504747474939444133384058474543484750
Percentage of TaxesOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockValueAcquiredCostMethod



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-03-312009-12-312009-09-30
Value-411070-75-231-229200-201-300311004600113110015221214117120629738851352902600
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.0

us-gaap:StatementEquityComponents

us-gaap:Parent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-03-312010-09-302010-03-312009-12-312009-09-30
Value-411070-75-231-229200-201-300311004600113110015221214117120629738851352902600
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.0

us-gaap:TreasuryStockCommon



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value417523122920130031
Percentage of TreasuryStockValueAcquiredCostMethod-100.0-100.0-100.0-100.0-100.0-100.0100.0

us-gaap:VariableInterestEntitiesByClassificationOfEntity

us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityExpense

ip:TwoThousandSevenFinancingEntities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-31
Value161619202119181614121381511109777766667781154
Percentage of VariableInterestEntityActivityBetweenVIEAndEntityExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:VariableInterestEntitiesByClassificationOfEntity

us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityOtherMeasureOfActivityAmount

ip:TwoThousandFifteenFinancingEntities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value6406406406406406406464034
Percentage of VariableInterestEntityActivityBetweenVIEAndEntityOtherMeasureOfActivityAmount100.00.0100.00.0100.00.0100.00.0100.00.0100.00.0100.0100.00.0100.0

ip:TwoThousandSevenFinancingEntities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-31
Value15161718181716121211109987665544445556655
Percentage of VariableInterestEntityActivityBetweenVIEAndEntityOtherMeasureOfActivityAmount23.40.026.60.028.10.025.00.018.80.015.60.014.10.010.90.017.60.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:VariableInterestEntitiesByClassificationOfEntity

us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityRevenues

ip:TwoThousandFifteenFinancingEntities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value24242423242424232424242324242324
Percentage of VariableInterestEntityActivityBetweenVIEAndEntityRevenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ip:TwoThousandSevenFinancingEntities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-31
Value1618192121201918151412101311810877766666771542
Percentage of VariableInterestEntityActivityBetweenVIEAndEntityRevenues66.775.079.291.387.583.379.278.362.558.350.043.554.20.033.343.533.30.00.00.00.00.00.00.00.00.00.00.00.00.0

ip:AccumulatedOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest



Period End2019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-06-302015-03-312014-12-312014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value-4739-4870-4975-4500-4887-4881-4530-4633-4949-5108-5152-5362-5458-5481-5389-5708-4886-5042-4646-2628-2778-2759-3827-4051-3763-3840-2962-3139-2702-3005-1825
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-06-302015-03-312014-12-312014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value-2277-2362-2402-1916-2300-2376-2461-2527-2895-2954-3016-3072-3279-3298-3088-3169-2993-3056-3134-2087-2153-2105-3263-3442-3518-3596-2678-2730-2779-2852-2203
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest48.048.548.342.647.148.754.354.558.557.858.557.360.160.257.355.561.360.667.579.477.576.385.385.093.593.690.487.0102.894.9120.7

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges



Period End2019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-06-302015-03-312014-12-312014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value30-4-3-13-1605014-3-2-4131012101124-5-6-17102-6-17-5-360
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest-0.1-0.00.10.10.30.3-0.0-0.1-0.0-0.0-0.10.10.00.1-0.2-0.2-0.2-0.2-0.0-0.5-0.10.20.20.4-0.3-0.10.20.50.21.2-0.0

us-gaap:AccumulatedTranslationAdjustment



Period End2019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-06-302015-03-312014-12-312014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value-2465-2508-2569-2581-2574-2489-2069-2111-2054-2155-2140-2287-2177-2179-2314-2549-1905-1996-1513-553-629-649-558-592-255-246-278-39282-117378
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToNoncontrollingInterest52.051.551.657.452.751.045.745.641.542.241.542.739.939.842.944.739.039.632.621.022.623.514.614.66.86.49.412.5-3.03.9-20.7

ip:Debtinstrumentinterestrateswap



Period End2019-12-312018-12-31
Value4616
Percentage of Debtinstrumentinterestrateswap100.0100.0

ip:Deferredtaxassetsleasingarrangements



Period End2019-12-312018-12-31
Value1060
Percentage of Deferredtaxassetsleasingarrangements100.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

ip:DefinedBenefitPlanTotalRecognizedinNetPeriodicBenefitCostandOtherComprehensiveIncome

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-31
Value29-2525
Percentage of DefinedBenefitPlanTotalRecognizedinNetPeriodicBenefitCostandOtherComprehensiveIncome100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value953-250
Percentage of DefinedBenefitPlanTotalRecognizedinNetPeriodicBenefitCostandOtherComprehensiveIncome31.0-20.012.00.00.0

ip:Financeleaserightofuseassetaccumulatedamortization



Period End2020-03-312019-12-31
Value4340
Percentage of Financeleaserightofuseassetaccumulatedamortization100.0100.0

ip:LeaseLiabilityTotal



Period End2020-03-312019-12-312019-09-302019-06-30
Value522538532511
Percentage of LeaseLiabilityTotal100.0100.0100.0100.0

ip:Leasedassetstotal



Period End2020-03-312019-12-31
Value522537
Percentage of Leasedassetstotal100.0100.0

ip:OperatingLossandTaxCreditCarryforwards



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value91188512021124123912111321
Percentage of OperatingLossandTaxCreditCarryforwards100.0100.0100.0100.0100.0100.0100.0

ip:ExpirationDate

ip:IndefiniteLife



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value542535701638760737854
Percentage of OperatingLossandTaxCreditCarryforwards59.560.558.356.861.360.964.6

ip:TwoThousandNineteenThroughTwoThousandTwentyEight



Period End2019-12-312018-12-31
Value291297
Percentage of OperatingLossandTaxCreditCarryforwards31.933.6

ip:TwoThousandTwentyNineThroughTwoThousandThirtyEight



Period End2019-12-312018-12-31
Value7853
Percentage of OperatingLossandTaxCreditCarryforwards8.66.0

ip:OperatingLossandTaxCreditCarryforwardsnet



Period End2019-12-312018-12-31
Value276487
Percentage of OperatingLossandTaxCreditCarryforwardsnet100.0100.0

ip:ExpirationDate

ip:IndefiniteLife



Period End2019-12-312018-12-31
Value149337
Percentage of OperatingLossandTaxCreditCarryforwardsnet54.069.2

ip:TwoThousandNineteenThroughTwoThousandTwentyEight



Period End2019-12-312018-12-31
Value93105
Percentage of OperatingLossandTaxCreditCarryforwardsnet33.721.6

ip:TwoThousandTwentyNineThroughTwoThousandThirtyEight



Period End2019-12-312018-12-31
Value3445
Percentage of OperatingLossandTaxCreditCarryforwardsnet12.39.2

us-gaap:TitleOfIndividual, us-gaap:AwardType

ip:ShareBasedCompensationArrangementByShareBasedPaymentAwardWeightOfReturnOnInvestment

ip:OtherParticipants, us-gaap:PerformanceShares



Period End2019-12-31
Value0.75
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardWeightOfReturnOnInvestment100.0

srt:Officer, us-gaap:PerformanceShares



Period End2019-12-31
Value0.5
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardWeightOfReturnOnInvestment66.7

us-gaap:TitleOfIndividual, us-gaap:AwardType

ip:ShareBasedCompensationArrangementByShareBasedPaymentAwardWeightOfTotalShareholderReturn

ip:OtherParticipants, us-gaap:PerformanceShares



Period End2019-12-31
Value0.25
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardWeightOfTotalShareholderReturn100.0

srt:Officer, us-gaap:PerformanceShares



Period End2019-12-31
Value0.5
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardWeightOfTotalShareholderReturn200.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

ip:Terminatedderivativefairvaluenet

us-gaap:InterestRateContract, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-31
Value85
Percentage of Terminatedderivativefairvaluenet100.0

us-gaap:InterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-31
Value8
Percentage of Terminatedderivativefairvaluenet9.4

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:SubsequentEventType

us-gaap:InterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:SubsequentEvent



Period End2020-06-30
Value25
Percentage of Terminatedderivativefairvaluenet0.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

ip:Terminatedderivativenotionalamount

us-gaap:InterestRateContract, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-31
Value700
Percentage of Terminatedderivativenotionalamount100.0

us-gaap:InterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-31
Value135
Percentage of Terminatedderivativenotionalamount19.3

us-gaap:AccountsNotesAndLoansReceivableNetCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value3226328033053477349335213580352634163287334332833078300128072837264126752832314030743083329339693933375640243946386935623699360138023486383039613428303933103033286726953288
Percentage of AccountsNotesAndLoansReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

us-gaap:AccountsReceivable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value267260250307307272247296299270245287246242213195
Percentage of AccountsNotesAndLoansReceivableNetCurrent8.37.97.68.88.87.76.98.48.88.27.38.78.08.17.67.3

us-gaap:TradeAccountsReceivable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value2959302030553170318632493333323031173017309829962832275925942573241824802631287828212860305636713627349737173316
Percentage of AccountsNotesAndLoansReceivableNetCurrent91.792.192.491.291.292.393.191.691.291.892.791.392.091.992.490.791.692.792.991.791.892.892.892.592.293.192.493.1

us-gaap:AccrualForEnvironmentalLossContingencies



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value19615714513213212813112513112813013113413495929393979696959598989495
Percentage of AccrualForEnvironmentalLossContingencies100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EnvironmentalRemediationSite

ip:CassLakeMinnesota



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302011-06-30
Value46464748494950505147484849505046474747484850505051515246
Percentage of AccrualForEnvironmentalLossContingencies23.529.332.436.437.138.338.240.038.936.736.936.636.637.352.650.050.550.548.550.050.052.652.651.052.054.354.70.0

us-gaap:StatementGeographical, us-gaap:EnvironmentalRemediationSite

ip:NorthernImpoundment, ip:SanJacintoRiverSuperfundSite



Period End2020-03-31
Value55
Percentage of AccrualForEnvironmentalLossContingencies28.1

ip:SouthernImpoundmentMember, ip:SanJacintoRiverSuperfundSite



Period End2020-03-31
Value10
Percentage of AccrualForEnvironmentalLossContingencies5.1

us-gaap:AdditionalPaidInCapitalCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value6252629762616229615962806256621961756206617661686128618961806154613062436251622361906245615864356383646364326362628360425974596659475908590158925861582957985771574958035845
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value9073778582818174757378717270727269707181788286104107109138135107119118126133126127140139129144176136121
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanByPlanAssetCategories

us-gaap:AlternativeInvestment

us-gaap:HedgeFunds



Period End2019-12-312018-12-312017-12-31
Value902886927
Percentage of AlternativeInvestment100.0100.0100.0

us-gaap:PrivateEquityFunds



Period End2019-12-312018-12-312017-12-31
Value522518481
Percentage of AlternativeInvestment57.958.551.9

us-gaap:RealEstate



Period End2019-12-312018-12-312017-12-31
Value7729441106
Percentage of AlternativeInvestment85.6106.5119.3

us-gaap:AssetRetirementObligation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-03-312017-12-312016-12-31
Value98969595908686868683
Percentage of AssetRetirementObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsNoncurrent



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value133951346913713144461234613235142291457112477127491344514796
Percentage of AssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementGeographical

us-gaap:OperatingSegments, country:US



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value107061058610545111589683
Percentage of AssetsNoncurrent79.978.676.977.278.4

us-gaap:OperatingSegments, ip:AmericasOtherThanUS



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value13211367163016631085
Percentage of AssetsNoncurrent9.910.111.911.58.8

us-gaap:OperatingSegments, ip:PacificRim



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value0201236246353
Percentage of AssetsNoncurrent0.01.51.71.72.9

us-gaap:OperatingSegments, srt:Europe



Period End2019-12-312018-12-312017-12-31
Value136813151302
Percentage of AssetsNoncurrent10.29.89.5

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-31
Value55075482
Percentage of AssetsNoncurrent0.040.9

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-31
Value23332813
Percentage of AssetsNoncurrent0.021.0

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent



Period End2020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-03-312015-12-312015-09-302014-12-31
Value112027828600001377361216010950
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent100.00.0100.0100.00.00.00.00.0100.0100.0100.00.0100.00.0

us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, ip:BrazilianIndustrialPackaging



Period End2020-03-31
Value112
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent100.0

us-gaap:CashCashEquivalentsAndShortTermInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value12395116977876415891026107311411018998104199810332562125411551050110415901576188117181293134118021946120593413021275122812883994272223992049207314291871174918921144
Percentage of CashCashEquivalentsAndShortTermInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument

us-gaap:CollateralizedAgreements

ip:ReceivablesSecuritizationProgram



Period End2020-06-302020-03-312014-01-312013-12-31
Value5506005001000
Percentage of CollateralizedAgreements100.0100.0100.0100.0

us-gaap:DebtInstrument

us-gaap:CommercialPaper

us-gaap:CommercialPaper



Period End2019-12-312018-12-31
Value30465
Percentage of CommercialPaper100.0100.0

us-gaap:ContractWithCustomerAssetGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value423393388399410395-3833813880
Percentage of ContractWithCustomerAssetGross100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:ContractWithCustomerAssetNetCurrent



Period End2019-12-312018-12-312017-12-31
Value393395366
Percentage of ContractWithCustomerAssetNetCurrent100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value44562840535625323853
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:VariableInterestEntitiesByClassificationOfEntity

us-gaap:DebtAndCapitalLeaseObligations

us-gaap:VariableInterestEntityPrimaryBeneficiary



Period End2019-12-31
Value150
Percentage of DebtAndCapitalLeaseObligations100.0

us-gaap:DebtInstrumentFairValue



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value1090010600123001200099001060010700123001120097009700
Percentage of DebtInstrumentFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet



Period End2019-12-312018-12-31
Value-88-98
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet100.0100.0

us-gaap:DebtLongtermAndShorttermCombinedAmount



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value96991065411157113149326937394881014099088671
Percentage of DebtLongtermAndShorttermCombinedAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument

ip:FourPointFourPercentageNotesDueTwentyFortySeven



Period End2019-12-312018-12-31
Value11581200
Percentage of DebtLongtermAndShorttermCombinedAmount11.911.3

ip:FourPointSevenFivePercentageNotesDueTwentyTwentyTwo



Period End2019-12-312018-12-31
Value0355
Percentage of DebtLongtermAndShorttermCombinedAmount0.03.3

ip:FourPointThreeFivePercentageNotesDueTwentyFortyEight



Period End2019-12-312018-12-31
Value9861000
Percentage of DebtLongtermAndShorttermCombinedAmount10.29.4

ip:ThreePointEightPercentageNotesDueTwentyTwentySix



Period End2019-12-312018-12-31
Value645669
Percentage of DebtLongtermAndShorttermCombinedAmount6.76.3

ip:ThreePointFiftyFivePercentageNotesDueTwentyTwentyNine



Period End2019-12-312018-12-31
Value2000
Percentage of DebtLongtermAndShorttermCombinedAmount2.10.0

ip:ThreePointSixFivePercentageNotesDueTwentyTwentyFour



Period End2019-12-312018-12-31
Value658676
Percentage of DebtLongtermAndShorttermCombinedAmount6.86.3

ip:ThreePointZeroPercentageNotesDueTwentyTwentySeven



Period End2019-12-312018-12-31
Value803939
Percentage of DebtLongtermAndShorttermCombinedAmount8.38.8

ip:VariableRateDebt



Period End2019-12-312018-12-31
Value339908
Percentage of DebtLongtermAndShorttermCombinedAmount3.58.5

us-gaap:MunicipalBonds



Period End2019-12-312018-12-31
Value552556
Percentage of DebtLongtermAndShorttermCombinedAmount5.75.2

us-gaap:DebtInstrument

us-gaap:DeferredFinanceCostsNet

us-gaap:LongTermDebt



Period End2019-12-312018-12-312017-12-312016-12-31
Value7607069
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilitiesNet



Period End2020-03-312019-12-31
Value26622633
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0

us-gaap:DeferredTaxAssetsGross



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value19281794201229493099326626083713257222822634
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value621594665662732672610579536541534
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOther



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value126164139251244266284302173268265
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value290291416270283342515741478416192
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value181191174257265280281242
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value42146551613441403151772516209546161104
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value9089102165172189193229242256301
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities



Period End2019-12-312018-12-31
Value9378
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value15215213923127131630426359
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGrossNoncurrent



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value37963686359353195251531355306015
Percentage of DeferredTaxLiabilitiesGrossNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesInvestments



Period End2019-12-312018-12-312017-12-31
Value2652550
Percentage of DeferredTaxLiabilitiesInvestments100.0100.00.0

us-gaap:DeferredTaxLiabilitiesLeasingArrangements



Period End2019-12-312018-12-31
Value1060
Percentage of DeferredTaxLiabilitiesLeasingArrangements100.00.0

us-gaap:DeferredTaxLiabilitiesOther



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value140015001500230023002300
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

ip:TwoThousandSevenMonetizedNotes



Period End2019-12-312018-12-31
Value485538
Percentage of DeferredTaxLiabilitiesOther34.635.9

us-gaap:VariableInterestEntitiesByClassificationOfEntity

ip:TwoThousandFifteenFinancingEntities



Period End2019-12-31
Value884
Percentage of DeferredTaxLiabilitiesOther63.1

ip:TwoThousandSevenFinancingEntities



Period End2019-12-31
Value884
Percentage of DeferredTaxLiabilitiesOther63.1

us-gaap:DeferredTaxLiabilitiesOtherFiniteLivedAssets



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value14071453145422602253229023072511183320612045
Percentage of DeferredTaxLiabilitiesOtherFiniteLivedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value18661826200028282727270729193126238321742099
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPensionPlanLiabilitiesCurrent

country:US



Period End2019-12-312018-12-31
Value2827
Percentage of DefinedBenefitPensionPlanLiabilitiesCurrent100.0100.0

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-31
Value3233
Percentage of DefinedBenefitPensionPlanLiabilitiesCurrent10.77.40.00.0

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value1521157816531694172717621785184018931939206933573375340037094150353335483017303938013819196120992319220539324089411741122597260026452375143914551463148216072772276627653260
Percentage of DefinedBenefitPensionPlanLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

country:US



Period End2019-12-312018-12-31
Value15061705
Percentage of DefinedBenefitPensionPlanLiabilitiesNoncurrent95.496.8

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-31
Value73577369
Percentage of DefinedBenefitPensionPlanLiabilitiesNoncurrent4.63.23.82.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation

country:US



Period End2019-12-312018-12-31
Value1170010400
Percentage of DefinedBenefitPlanAccumulatedBenefitObligation100.0100.0

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-31
Value236200230205
Percentage of DefinedBenefitPlanAccumulatedBenefitObligation2.01.90.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-31
Value4527
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax100.0100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-312016-12-31
Value1-7-11-13
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax2.2-25.90.00.0

us-gaap:RetirementPlanType

country:US



Period End2019-12-312018-12-31
Value29493214
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax6553.311903.7

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-31
Value74566661
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax164.4207.40.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-31
Value-47-31
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax100.0100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-312016-12-31
Value-19-15-19-21
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax40.448.40.00.0

us-gaap:RetirementPlanType

country:US



Period End2019-12-312018-12-31
Value-2851-3140
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax6066.010129.0

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-31
Value-75-57-67-61
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax159.6183.90.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-31
Value-2-4
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax100.0100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-312016-12-31
Value-18-22-30-34
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax900.0550.00.00.0

us-gaap:RetirementPlanType

country:US



Period End2019-12-312018-12-31
Value9874
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax-4900.0-1850.0

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-31
Value-1000000.0-1000000.0-1000000.00.0
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax50.025.00.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheet

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-31
Value-214-213
Percentage of DefinedBenefitPlanAmountsRecognizedInBalanceSheet100.0100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-312016-12-31
Value-31-24-25-23
Percentage of DefinedBenefitPlanAmountsRecognizedInBalanceSheet14.511.30.00.0

us-gaap:RetirementPlanType

country:US



Period End2019-12-312018-12-31
Value-1534-1732
Percentage of DefinedBenefitPlanAmountsRecognizedInBalanceSheet716.8813.1

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-31
Value-70-54-71-66
Percentage of DefinedBenefitPlanAmountsRecognizedInBalanceSheet32.725.40.00.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-31
Value6556
Percentage of DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent100.0100.0100.0100.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-31
Value0.0330.042
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate100.0100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-312016-12-31
Value0.07150.0910.09380.1053
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate216.7216.70.00.0

us-gaap:RetirementPlanType

country:US



Period End2019-12-312018-12-312017-12-31
Value0.0340.0430.036
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate103.0102.40.0

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value0.0270.03970.03590.03880.0464
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate81.894.50.00.00.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease

country:US



Period End2019-12-312018-12-312017-12-31
Value0.02250.02250.0375
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease100.0100.0100.0

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value0.03620.04050.04060.0420.0412
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease160.9180.0108.30.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanBenefitObligation

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-31
Value214213270
Percentage of DefinedBenefitPlanBenefitObligation100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value3124252345
Percentage of DefinedBenefitPlanBenefitObligation14.511.39.30.00.0

us-gaap:RetirementPlanType

country:US



Period End2019-12-312018-12-312017-12-31
Value116991046713264
Percentage of DefinedBenefitPlanBenefitObligation5466.84914.14912.6

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value253215247219204
Percentage of DefinedBenefitPlanBenefitObligation118.2100.991.50.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-31
Value73
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-31
Value674
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter8.20.00.0

us-gaap:RetirementPlanType

country:US



Period End2019-12-31
Value3217
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter4406.8

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-31
Value22
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths100.0

us-gaap:RetirementPlanType

country:US



Period End2019-12-31
Value569
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths2586.4

us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefit



Period End2019-12-312018-12-312017-12-31
Value282730
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths127.30.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-31
Value17
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-31
Value1000000.01000000.00.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive5.90.00.0

us-gaap:RetirementPlanType

country:US



Period End2019-12-31
Value619
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive3641.2

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-31
Value18
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-31
Value1000000.01000000.00.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour5.60.00.0

us-gaap:RetirementPlanType

country:US



Period End2019-12-31
Value607
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour3372.2

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-31
Value20
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree100.0

us-gaap:RetirementPlanType

country:US



Period End2019-12-31
Value593
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree2965.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-31
Value21
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-31
Value0.01000000.01000000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo0.00.00.0

us-gaap:RetirementPlanType

country:US



Period End2019-12-31
Value579
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo2757.1

us-gaap:DefinedBenefitPlanByPlanAssetCategories

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets

us-gaap:CashAndCashEquivalents



Period End2019-12-312018-12-312017-12-312012-12-312011-12-31
Value336294397311336
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0100.0100.0100.0

us-gaap:CorporateBondSecurities



Period End2019-12-312018-12-312017-12-312012-12-312011-12-31
Value18451434661539744
Percentage of DefinedBenefitPlanFairValueOfPlanAssets549.1487.816.6494.9221.4

us-gaap:DefinedBenefitPlanEquitySecuritiesNonUs



Period End2019-12-312018-12-312017-12-31
Value218111502132
Percentage of DefinedBenefitPlanFairValueOfPlanAssets649.1391.2537.0

us-gaap:DefinedBenefitPlanEquitySecuritiesUs



Period End2019-12-312018-12-312017-12-31
Value16136851291
Percentage of DefinedBenefitPlanFairValueOfPlanAssets480.1233.0325.2

us-gaap:Derivative



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312012-12-312011-12-31
Value-19988402360354303
Percentage of DefinedBenefitPlanFairValueOfPlanAssets-5.733.32.00.00.0113.890.2

us-gaap:FixedIncomeSecurities



Period End2019-12-312018-12-312017-12-312012-12-312011-12-31
Value-647-7232327525
Percentage of DefinedBenefitPlanFairValueOfPlanAssets-192.6-245.958.424.17.4

us-gaap:MortgageBackedSecurities



Period End2019-12-312018-12-312017-12-312012-12-312011-12-31
Value101127124
Percentage of DefinedBenefitPlanFairValueOfPlanAssets0.30.00.340.836.9

us-gaap:USGovernmentDebtSecurities



Period End2019-12-312018-12-312017-12-312012-12-312011-12-31
Value2659226227781593983
Percentage of DefinedBenefitPlanFairValueOfPlanAssets791.4769.4699.7512.2292.6

us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:DefinedBenefitPlanEquitySecuritiesNonUs, us-gaap:FairValueInputsLevel1



Period End2019-12-312018-12-312017-12-31
Value159911412119
Percentage of DefinedBenefitPlanFairValueOfPlanAssets475.9388.1533.8

us-gaap:DefinedBenefitPlanEquitySecuritiesNonUs, us-gaap:FairValueInputsLevel2



Period End2019-12-312018-12-312017-12-31
Value582913
Percentage of DefinedBenefitPlanFairValueOfPlanAssets173.23.13.3

us-gaap:DefinedBenefitPlanEquitySecuritiesUs, us-gaap:FairValueInputsLevel1



Period End2019-12-312018-12-312017-12-31
Value9656851291
Percentage of DefinedBenefitPlanFairValueOfPlanAssets287.2233.0325.2

us-gaap:DefinedBenefitPlanEquitySecuritiesUs, us-gaap:FairValueInputsLevel2



Period End2019-12-312018-12-312017-12-31
Value64800
Percentage of DefinedBenefitPlanFairValueOfPlanAssets192.90.00.0

us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:RetirementPlanType

us-gaap:CashAndCashEquivalents, us-gaap:FairValueInputsLevel1, country:US



Period End2019-12-312018-12-31
Value336294
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0

us-gaap:CorporateBondSecurities, us-gaap:FairValueInputsLevel2, country:US



Period End2019-12-312018-12-31
Value18451493
Percentage of DefinedBenefitPlanFairValueOfPlanAssets549.1507.8

us-gaap:Derivative, us-gaap:FairValueInputsLevel3, country:US



Period End2019-12-312018-12-312017-12-31
Value-199816
Percentage of DefinedBenefitPlanFairValueOfPlanAssets-5.733.34.0

us-gaap:FixedIncomeSecurities, us-gaap:FairValueInputsLevel2, country:US



Period End2019-12-312018-12-31
Value-661-556
Percentage of DefinedBenefitPlanFairValueOfPlanAssets-196.7-189.1

us-gaap:FixedIncomeSecurities, us-gaap:FairValueInputsLevel3, country:US



Period End2019-12-312018-12-312017-12-31
Value141312
Percentage of DefinedBenefitPlanFairValueOfPlanAssets4.24.43.0

us-gaap:MortgageBackedSecurities, us-gaap:FairValueInputsLevel2, country:US



Period End2019-12-31
Value1000000.0
Percentage of DefinedBenefitPlanFairValueOfPlanAssets0.3

us-gaap:MortgageBackedSecurities, us-gaap:FairValueInputsLevel3, country:US



Period End2019-12-312018-12-312017-12-31
Value0.00.01000000.0
Percentage of DefinedBenefitPlanFairValueOfPlanAssets0.00.00.3

us-gaap:USGovernmentDebtSecurities, us-gaap:FairValueInputsLevel2, country:US



Period End2019-12-312018-12-31
Value26592262
Percentage of DefinedBenefitPlanFairValueOfPlanAssets791.4769.4

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:RetirementPlanType

us-gaap:FairValueInputsLevel1, country:US



Period End2019-12-312018-12-31
Value29002120
Percentage of DefinedBenefitPlanFairValueOfPlanAssets863.1721.1

us-gaap:FairValueInputsLevel2, country:US



Period End2019-12-312018-12-31
Value50744156
Percentage of DefinedBenefitPlanFairValueOfPlanAssets1510.11413.6

us-gaap:FairValueInputsLevel3, country:US



Period End2019-12-312018-12-312017-12-31
Value-511129
Percentage of DefinedBenefitPlanFairValueOfPlanAssets-1.537.87.3

us-gaap:RetirementPlanType

country:US



Period End2019-12-312018-12-312017-12-31
Value10165873511368
Percentage of DefinedBenefitPlanFairValueOfPlanAssets3025.32971.12863.5

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value183161176153155
Percentage of DefinedBenefitPlanFairValueOfPlanAssets54.554.844.30.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanFundedStatusOfPlan

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-31
Value-214-213
Percentage of DefinedBenefitPlanFundedStatusOfPlan100.0100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-312016-12-31
Value-31-24-25-23
Percentage of DefinedBenefitPlanFundedStatusOfPlan14.511.30.00.0

us-gaap:RetirementPlanType

country:US



Period End2019-12-312018-12-31
Value-1534-1732
Percentage of DefinedBenefitPlanFundedStatusOfPlan716.8813.1

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-31
Value-70-54-71-66
Percentage of DefinedBenefitPlanFundedStatusOfPlan32.725.40.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-31
Value0.06750.07
Percentage of DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear100.0100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-312016-12-31
Value0.09570.10040.10270.109
Percentage of DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear141.8143.40.00.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation

country:US



Period End2019-12-312018-12-31
Value1167210440
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation100.0100.0

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-31
Value208175200177
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation1.81.70.00.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets

country:US



Period End2019-12-312018-12-31
Value101658735
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets100.0100.0

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-31
Value149128139118
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets1.51.50.00.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation

country:US



Period End2019-12-312018-12-31
Value1169910467
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation100.0100.0

us-gaap:ForeignPlan



Period End2019-12-312018-12-312017-12-312016-12-31
Value225187215190
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation1.91.80.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2019-12-312018-12-312017-12-312016-12-31
Value0.04780.04930.05150.0581
Percentage of DefinedBenefitPlanUltimateHealthCareCostTrendRate1100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations

us-gaap:EquitySecurities, country:US



Period End2019-12-312018-12-31
Value0.370.32
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations100.0100.0

us-gaap:FixedIncomeFunds, country:US



Period End2019-12-312018-12-31
Value0.50.51
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations135.1159.4

us-gaap:OtherAssets, country:US



Period End2019-12-312018-12-31
Value0.050.06
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations13.518.8

us-gaap:RealEstateFunds, country:US



Period End2019-12-312018-12-31
Value0.080.11
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations21.634.4

us-gaap:DerivativeFairValueOfDerivativeAsset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-31
Value2968845732193391199937910579251723222739232612976966413240884862
Percentage of DerivativeFairValueOfDerivativeAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BalanceSheetLocation

ip:Deferredchargesandotherassets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value1954765030171
Percentage of DerivativeFairValueOfDerivativeAsset65.579.490.587.793.889.59.1

us-gaap:OtherCurrentAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-03-312017-12-312017-09-302017-06-302016-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value1014872281087757171418131923113
Percentage of DerivativeFairValueOfDerivativeAsset34.520.69.512.36.210.588.990.988.977.870.071.477.868.082.478.359.170.459.047.833.3

us-gaap:OtherNoncurrentAssets



Period End2019-12-312018-12-312018-03-312017-12-312017-09-302017-06-302016-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value5417111211262567144
Percentage of DerivativeFairValueOfDerivativeAsset79.489.511.19.111.122.210.014.322.224.011.821.727.325.935.944.4

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value21059332291199935
Percentage of DerivativeFairValueOfDerivativeAsset6.914.76.015.89.415.866.766.7100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRateContract, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value047594829160
Percentage of DerivativeFairValueOfDerivativeAsset0.069.170.284.290.684.20.0

us-gaap:InterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312019-09-302018-12-31
Value2711200
Percentage of DerivativeFairValueOfDerivativeAsset93.116.223.80.0

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-31
Value00000000000000000000000212100
Percentage of DerivativeFairValueOfDerivativeAsset0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.09.13.75.14.30.00.0

us-gaap:ForeignExchangeContract, us-gaap:Nondesignated



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value00000011010001031
Percentage of DerivativeFairValueOfDerivativeAsset0.00.00.00.00.00.033.333.30.011.10.00.00.016.70.07.32.5

us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value2968845732192291199936885692516232026372225127535003131
Percentage of DerivativeFairValueOfDerivativeAsset100.0100.0100.0100.0100.0100.066.766.7100.0100.0100.0100.0100.0100.085.788.980.0100.085.7100.0100.094.1100.090.996.394.995.796.2100.077.871.450.055.60.00.075.677.5

us-gaap:Nondesignated



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value00000011000000112010010212110223466109
Percentage of DerivativeFairValueOfDerivativeAsset0.00.00.00.00.00.033.333.30.00.00.00.00.00.014.311.120.00.014.30.00.05.90.09.13.75.14.33.80.022.228.650.044.4100.0100.024.422.5

us-gaap:DerivativeFairValueOfDerivativeLiability



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-31
Value36720811152427109115464268815922181331734284420233347356888283546576293
Percentage of DerivativeFairValueOfDerivativeLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BalanceSheetLocation

us-gaap:AccruedLiabilities



Period End2020-03-312019-12-312019-09-302019-06-30
Value336156
Percentage of DerivativeFairValueOfDerivativeLiability91.785.775.075.0

us-gaap:OtherCurrentLiabilities



Period End2019-12-312017-12-312016-06-302016-03-312015-12-312015-09-302014-12-312014-03-312013-12-312012-12-31
Value15354314122420
Percentage of DerivativeFairValueOfDerivativeLiability14.355.611.562.550.020.077.870.670.687.0

us-gaap:OtherLiabilities



Period End2020-03-312019-09-302019-06-302016-06-302016-03-312015-12-312015-09-302013-09-302012-12-31
Value3512233111
Percentage of DerivativeFairValueOfDerivativeLiability8.325.012.57.725.037.520.039.34.3

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value33413781021222134141
Percentage of DerivativeFairValueOfDerivativeLiability91.757.165.087.572.766.787.581.520.011.127.380.025.066.712.5

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-31
Value32503435888132337760220000010
Percentage of DerivativeFairValueOfDerivativeLiability8.328.625.00.027.326.712.518.580.088.972.720.075.033.375.011.587.587.540.00.09.111.10.00.00.00.00.04.30.0

us-gaap:ForeignExchangeContract, us-gaap:Nondesignated



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value01210100001000335
Percentage of DerivativeFairValueOfDerivativeLiability0.014.310.012.50.06.70.00.00.00.03.00.00.00.03.410.710.9

us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value33413781021222134141221199181412316342844162130422863791833
Percentage of DerivativeFairValueOfDerivativeLiability91.757.165.087.572.766.787.581.520.011.127.380.025.066.725.084.612.512.560.0100.081.877.892.3100.094.1100.0100.0100.080.091.390.989.480.092.689.864.371.7

us-gaap:Nondesignated



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value337135358881323477604410100042357591013
Percentage of DerivativeFairValueOfDerivativeLiability8.342.935.012.527.333.312.518.580.088.972.720.075.033.375.015.487.587.540.00.018.222.27.70.05.90.00.00.020.08.79.110.620.07.410.235.728.3

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:DerivativeNotionalAmount

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312019-09-302018-12-31
Value337407570407
Percentage of DerivativeNotionalAmount100.0100.0100.0100.0

us-gaap:InterestRateContract, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312019-09-302018-12-31
Value0700700700
Percentage of DerivativeNotionalAmount0.0172.0122.8172.0

us-gaap:InterestRateContract, us-gaap:NetInvestmentHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312019-09-302018-12-31
Value3404754750
Percentage of DerivativeNotionalAmount100.9116.783.30.0

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated



Period End2020-03-312019-12-312019-09-302018-12-31
Value816198
Percentage of DerivativeNotionalAmount2.43.93.32.0

us-gaap:ForeignExchangeContract, us-gaap:Nondesignated



Period End2020-03-312019-12-312019-09-302018-12-31
Value071119
Percentage of DerivativeNotionalAmount0.01.71.94.7

us-gaap:EmployeeRelatedLiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value355466442404354535484424352485447409359430394415362434422390369477449454411511513472428508497449421467452425355471431353325473445
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value440529534565568562519528525
Percentage of EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value130136146149150145153154157154158158159164169167164161160158
Percentage of EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity29.525.727.326.426.425.829.529.229.90.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:EquityMethodInvestmentOwnershipPercentage

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312020-01-292019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.1870.1830.2160.2160.2050.2050.2050.2050.2050.205
Percentage of EquityMethodInvestmentOwnershipPercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value17961765185518311757194318051814
Percentage of EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value8047497051136981741699581689
Percentage of EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets44.842.438.062.055.838.138.732.00.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilities

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value117810671070995114811431000975
Percentage of EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilities100.0100.0100.0100.0100.0100.0100.0100.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value10159478667065453934777871039
Percentage of EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilities86.288.880.971.047.534.447.780.70.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:EquityMethodInvestmentSummarizedFinancialInformationMinorityInterest

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value16222118111712116
Percentage of EquityMethodInvestmentSummarizedFinancialInformationMinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value54825419542054505292534752555297
Percentage of EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value281323922234201917101702165617401696
Percentage of EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets51.344.141.237.032.331.831.532.80.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:EquityMethodInvestmentSummarizedFinancialInformationNoncurrentLiabilities

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value32443325340335283156315031743274
Percentage of EquityMethodInvestmentSummarizedFinancialInformationNoncurrentLiabilities100.0100.0100.0100.0100.0100.0100.0100.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value18441509141715421470146014271174972
Percentage of EquityMethodInvestmentSummarizedFinancialInformationNoncurrentLiabilities56.845.441.643.746.646.345.035.90.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsegmentsConsolidationItems

us-gaap:EquityMethodInvestments

ip:GraphicPackagingLLC, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value92011001100110011001100110011191100
Percentage of EquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0

ip:IlimHolding, us-gaap:ReportableSubsegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value401508477466594478440374330338279264247302267218234172194170
Percentage of EquityMethodInvestments43.646.243.442.454.043.540.033.430.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:EquityMethodInvestmentsFairValueDisclosure

ip:GraphicPackagingInternationalPartnersLLC



Period End2019-12-312018-12-31
Value321100
Percentage of EquityMethodInvestmentsFairValueDisclosure100.0100.0

us-gaap:ExcessOfReplacementOrCurrentCostsOverStatedLIFOValue



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value295329293376345334417381
Percentage of ExcessOfReplacementOrCurrentCostsOverStatedLIFOValue100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value345419383450161
Percentage of FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanByPlanAssetCategories

us-gaap:PrivateEquityFunds



Period End2019-12-312018-12-312017-12-312016-12-312015-12-31
Value198310262226102
Percentage of FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments57.474.068.450.263.4

us-gaap:RealEstate



Period End2019-12-312018-12-312017-12-312016-12-31
Value147109121224
Percentage of FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments42.626.031.649.8

us-gaap:FinanceLeaseLiability



Period End2019-12-312018-12-31
Value10063
Percentage of FinanceLeaseLiability100.0100.0

us-gaap:FinanceLeaseLiabilityNoncurrent



Period End2020-03-312019-12-31
Value8588
Percentage of FinanceLeaseLiabilityNoncurrent100.0100.0

us-gaap:FinanceLeaseRightOfUseAsset



Period End2020-03-312019-12-31
Value100103
Percentage of FinanceLeaseRightOfUseAsset100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value407414438434465454443455461442444414401379371360341331313319301309329317296272259243234214216179189183160
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ComputerSoftwareIntangibleAsset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value24252525252525242523222021212221222215222819192223212925
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization5.96.05.75.85.45.55.65.35.45.25.05.36.67.07.16.46.97.45.58.511.58.18.910.212.811.115.815.6

us-gaap:CustomerRelatedIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value266275266263253247238252256247242211164153157185175161139138112
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization65.466.460.760.654.454.453.755.455.555.954.555.751.450.850.856.255.254.451.153.352.3

us-gaap:IntellectualProperty



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value105102101979390858177726956494644424037331816
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization25.824.623.122.420.019.819.217.816.716.315.514.815.415.314.212.812.612.512.16.97.5

us-gaap:NoncompeteAgreements



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value02626686765687172716455535352525046413832302623221918
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization0.05.96.014.614.814.714.915.416.316.016.917.217.617.215.816.416.916.915.815.613.714.012.012.811.610.411.2

us-gaap:OtherIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value1010182124232828302638261716211717163227161919153141318
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization2.52.44.14.85.25.16.36.26.55.98.66.95.35.36.85.25.45.411.810.46.68.18.96.91.77.47.111.2

us-gaap:UseRights



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value2222222222221099988576
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization0.50.50.50.50.40.40.50.40.40.50.50.53.13.02.92.72.52.71.82.72.8

us-gaap:FiniteLivedIntangibleAssetsGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312012-03-312011-12-312010-12-31
Value757782799808847847849899929924937926502504421
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ComputerSoftwareIntangibleAsset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value25262627262627262724232122222323242417242923222225243738
Percentage of FiniteLivedIntangibleAssetsGross3.33.33.33.33.13.13.22.92.92.62.52.30.00.00.00.00.00.00.00.00.00.00.00.00.04.87.39.0

us-gaap:CustomerRelatedIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value537560541547541542540589610610612605531526561622646640602634644
Percentage of FiniteLivedIntangibleAssetsGross70.971.667.767.763.964.063.665.565.766.065.365.30.00.00.00.00.00.00.00.00.0

us-gaap:IntellectualProperty



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value170170173173173174173173173172173173
Percentage of FiniteLivedIntangibleAssetsGross22.521.721.721.420.420.520.419.218.618.618.518.7

us-gaap:NoncompeteAgreements



Period End2019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value02626686765687172716973727476787876767984839268737220
Percentage of FiniteLivedIntangibleAssetsGross0.03.33.28.07.97.77.67.67.87.67.50.00.00.00.00.00.00.00.00.00.00.00.00.014.514.34.8

us-gaap:OtherIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value1718252731303635403850483536434246477549105102833716192740
Percentage of FiniteLivedIntangibleAssetsGross2.22.33.13.33.73.54.23.94.34.15.35.20.00.00.00.00.00.00.00.00.00.00.00.00.03.85.49.5

us-gaap:UseRights



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value8888888888810
Percentage of FiniteLivedIntangibleAssetsGross1.11.01.01.00.90.90.90.90.90.90.91.1

us-gaap:GoodwillGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-31
Value54175460547355025566554755445551558755847198718771807142714071457132711371137327731874147472794879377928792078667956774478357659764757755672577357375719
Percentage of GoodwillGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

ip:GlobalCelluloseFibers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-31
Value525252525252525252525252471900
Percentage of GoodwillGross1.01.01.00.90.90.90.90.90.90.90.70.70.70.30.00.0

ip:IndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-31
Value34083410343134433400337933803380338433823326332533183316332433253326332533223361335733963416344434373430340531651157
Percentage of GoodwillGross62.962.562.762.661.160.961.060.960.660.646.246.346.246.446.646.546.646.746.745.945.945.845.743.343.343.343.040.920.0

ip:PrintingPapers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-31
Value19571998199020072114211621122119215121502156214621512143215221562142212421272182217722342271232023162311233023962439
Percentage of GoodwillGross36.136.636.436.538.038.138.138.238.538.530.029.930.030.030.130.230.029.929.929.829.730.130.429.229.229.129.430.942.2

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-31
Value21132113206120612173217321732173217321733778377837783778377837783778377836413641364136413541394139413941342934293429342934293429342934293429342934293429
Percentage of GoodwillImpairedAccumulatedImpairmentLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

ip:GlobalCelluloseFibers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-31
Value525200000000000000
Percentage of GoodwillImpairedAccumulatedImpairmentLoss2.52.50.00.00.00.00.00.00.00.00.00.00.00.00.00.0

ip:IndustrialPackaging



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-31
Value2962962962962962962962962962962372372372372372372372371001001001000000000
Percentage of GoodwillImpairedAccumulatedImpairmentLoss14.014.014.414.413.613.613.613.613.613.66.36.36.36.36.36.36.36.32.72.72.72.70.00.00.00.00.00.00.0

ip:PrintingPapers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-31
Value1765176517651765187718771877187718771877187718771877187718771877187718771877187718771877187718771877187717651765-1765
Percentage of GoodwillImpairedAccumulatedImpairmentLoss83.583.585.685.686.486.486.486.486.486.449.749.749.749.749.749.749.749.751.651.651.651.653.047.647.647.651.551.5-51.5

us-gaap:InventoryFinishedGoodsNetOfReserves



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value108111921140121412821241110910531075133714531351138213811192116312231248126313571386127314361840182818341792173717891728167316581503
Percentage of InventoryFinishedGoodsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryRawMaterialsNetOfReserves



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value254298270263266260287271285274275294293296303312317339416412423494465363367372410344350360393417368
Percentage of InventoryRawMaterialsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventorySuppliesNetOfReserves



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value615659637619637641609591589615646624623661609583569563560564556562576566567572571588587588530501390
Percentage of InventorySuppliesNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentsFairValueDisclosure



Period End2019-12-312018-12-312017-12-31
Value219635354386
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent



Period End2020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-03-312015-12-312015-09-302014-12-31
Value364024825000008051619809430
Percentage of LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent100.00.0100.0100.00.00.00.00.0100.0100.0100.00.0100.00.0

us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, ip:BrazilianIndustrialPackaging



Period End2020-03-31
Value364
Percentage of LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent100.0

us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

ip:A364DayRevolvingCreditFacility



Period End2020-03-31
Value750
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0

us-gaap:CommercialPaper



Period End2020-03-312019-12-312019-06-302019-03-312018-12-312018-06-302017-12-312016-12-312016-09-302016-06-30
Value10001000100075010001000750750750750
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity133.30.00.00.00.00.00.00.00.00.0

us-gaap:LongTermDebtAndCapitalLeaseObligations



Period End2020-03-312019-12-31
Value95619597
Percentage of LongTermDebtAndCapitalLeaseObligations100.0100.0

us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities



Period End2019-12-312018-12-31
Value976510654
Percentage of LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities100.0100.0

us-gaap:LongTermDebtFairValue



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value21002000210020601970216024902120
Percentage of LongTermDebtFairValue100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:VariableInterestEntitiesByClassificationOfEntity

ip:TwoThousandFifteenFinancingEntities



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value42704270427042404190419042204320
Percentage of LongTermDebtFairValue0.00.00.00.00.00.00.00.0

ip:TwoThousandSevenFinancingEntities



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value19802110210020702090205020702090
Percentage of LongTermDebtFairValue0.00.00.00.00.00.00.00.0

us-gaap:VariableInterestEntityPrimaryBeneficiary



Period End2019-12-312018-12-312017-12-312016-12-31
Value4300420043004300
Percentage of LongTermDebtFairValue204.8210.0204.8208.7

us-gaap:LitigationCase

us-gaap:LossContingencyAccrualAtCarryingValue

ip:ItalianCompetitionAuthority



Period End2019-12-31
Value29
Percentage of LossContingencyAccrualAtCarryingValue100.0

us-gaap:NotesReceivableFairValueDisclosure



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value23002200230022002100227026202210
Percentage of NotesReceivableFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:VariableInterestEntitiesByClassificationOfEntity

ip:TwoThousandFifteenFinancingEntities



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value48904840483047704670466046804800
Percentage of NotesReceivableFairValueDisclosure0.00.00.00.00.00.00.00.0

ip:TwoThousandSevenFinancingEntities



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value21502280226022202250221022202230
Percentage of NotesReceivableFairValueDisclosure0.00.00.00.00.00.00.00.0

us-gaap:VariableInterestEntityPrimaryBeneficiary



Period End2019-12-312018-12-312017-12-312016-12-31
Value4900470048004700
Percentage of NotesReceivableFairValueDisclosure213.0213.6208.7213.6

us-gaap:NotesReceivableGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value7093708870847079707470707065706170567051704770427037703370287023701970142159215521502145214121362132212721222118211321082103247524750
Percentage of NotesReceivableGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:OperatingLeaseLiabilityCurrent



Period End2020-03-312019-12-31
Value132134
Percentage of OperatingLeaseLiabilityCurrent100.0100.0

us-gaap:OperatingLeaseLiabilityNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2933042922812810
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.00.0

us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

ip:U.S.FederalandNonU.S.Jurisdiction



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value527470499531595493424
Percentage of OperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0

us-gaap:StateAndLocalJurisdiction



Period End2019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value94122215191204216272
Percentage of OperatingLossCarryforwards17.826.043.136.034.343.864.2

us-gaap:IncomeTaxAuthority, ip:ExpirationDate

ip:U.S.FederalandNonU.S.Jurisdiction, ip:IndefiniteLife



Period End2019-12-31
Value424
Percentage of OperatingLossCarryforwards80.5

ip:U.S.FederalandNonU.S.Jurisdiction, ip:TwoThousandNineteenThroughTwoThousandTwentyEight



Period End2019-12-31
Value55
Percentage of OperatingLossCarryforwards10.4

ip:U.S.FederalandNonU.S.Jurisdiction, ip:TwoThousandTwentyNineThroughTwoThousandThirtyEight



Period End2019-12-31
Value48
Percentage of OperatingLossCarryforwards9.1

us-gaap:StateAndLocalJurisdiction, ip:IndefiniteLife



Period End2019-12-31
Value0.0
Percentage of OperatingLossCarryforwards0.0

us-gaap:StateAndLocalJurisdiction, ip:TwoThousandNineteenThroughTwoThousandTwentyEight



Period End2019-12-31
Value76
Percentage of OperatingLossCarryforwards14.4

us-gaap:StateAndLocalJurisdiction, ip:TwoThousandTwentyNineThroughTwoThousandThirtyEight



Period End2019-12-31
Value18
Percentage of OperatingLossCarryforwards3.4

us-gaap:OperatingLossCarryforwardsValuationAllowance



Period End2019-12-31