X


Line plots across dimensions of each concept
Line plots across concepts
Tables

Table of contents



us-gaap:CommonStockValue
us-gaap:StatementEquityComponents
us-gaap:SharesIssued

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostsAndExpenses

us-gaap:GainsLossesOnExtinguishmentOfDebt
us-gaap:DebtInstrument

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome

us-gaap:IncomeTaxExpenseBenefit
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome

us-gaap:InterestExpense

us-gaap:NetIncomeLoss

us-gaap:OperatingIncomeLoss
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:NatureOfExpense
us-gaap:ConsolidationItems, us-gaap:NatureOfExpense, x:PlantLocation
us-gaap:NatureOfExpense, us-gaap:StatementBusinessSegments
us-gaap:NatureOfExpense, us-gaap:StatementBusinessSegments, x:Location
us-gaap:StatementBusinessSegments

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ProfitLoss
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome
us-gaap:StatementEquityComponents

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:Revenues
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService
us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

us-gaap:SellingGeneralAndAdministrativeExpense

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

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:OtherAssetsCurrent

us-gaap:Land

us-gaap:NoncurrentAssets
us-gaap:StatementGeographical
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee
us-gaap:AssetsNoncurrent

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill
us-gaap:BusinessAcquisition

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:DeferredTaxAssetsLiabilitiesNet
us-gaap:IncomeTaxAuthority

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:DebtCurrent

us-gaap:LiabilitiesCurrent
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:TaxesPayableCurrent
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee
us-gaap:LiabilitiesNoncurrent

us-gaap:LongTermDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

us-gaap:DebtAndCapitalLeaseObligations
us-gaap:DebtInstrument

us-gaap:LongTermDebtAndCapitalLeaseObligations

us-gaap:DeferredIncomeTaxLiabilitiesNet
us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

us-gaap:MinorityInterest

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:RetirementPlanType, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapital

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:TreasuryStockValue

us-gaap:MinorityInterest

us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss

us-gaap:ProfitLoss
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt
us-gaap:DebtInstrument
us-gaap:RepaymentsOfLongTermDebt

us-gaap:PaymentsOfDividends
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateStatedPercentage

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance
us-gaap:IncomeTaxAuthority

us-gaap:AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses

us-gaap:AccrualForEnvironmentalLossContingenciesPayments1

us-gaap:AssetImpairmentCharges
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisitionsProFormaNetIncomeLoss
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisitionsProFormaRevenue
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationConsiderationTransferred1
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationConsiderationTransferredLiabilitiesIncurred
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain
us-gaap:BusinessAcquisition
us-gaap:CashAcquiredFromAcquisition
us-gaap:DebtInstrument
us-gaap:DebtInstrumentRedemptionPricePercentage
us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, x:DebtInstrumentRedemptionCondition
us-gaap:DebtInstrument, x:DebtInstrumentRedemptionCondition
us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, x:DebtInstrumentRedemptionCondition
us-gaap:DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanContributionsByEmployer
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanInterestCost
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanOtherCosts
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments
us-gaap:RestructuringCostAndReserve, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1
us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanServiceCost

us-gaap:DefinedContributionPlanCostRecognized
us-gaap:IncomeStatementLocation
us-gaap:DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation

us-gaap:DerivativeNetHedgeIneffectivenessGainLoss

us-gaap:DividendsCommonStock
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfLIFOInventoryLiquidationOnIncome

us-gaap:EmployeeBenefitsAndShareBasedCompensation

us-gaap:EnvironmentalCostsRecognizedCapitalizedInPeriod
us-gaap:Range, us-gaap:LossContingenciesByNatureOfContingency
us-gaap:EnvironmentalExitCostsReasonablyPossibleAdditionalLoss

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings
us-gaap:OptionIndexedToIssuersEquityEquity
us-gaap:OptionIndexedToIssuersEquityEquity, us-gaap:StatementClassOfStock

us-gaap:FairValueOfAssetsAcquired

us-gaap:GainLossOnDispositionOfAssets

us-gaap:GoodwillAcquiredDuringPeriod
us-gaap:StatementBusinessSegments

us-gaap:IncomeLossFromEquityMethodInvestments
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:StatementBusinessSegments

us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable

us-gaap:IncrementalCommonSharesAttributableToConversionOfDebtSecurities

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InvestmentIncomeInterest
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:LossContingencyNumberOfPlaintiffs

us-gaap:NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
us-gaap:StatementEquityComponents
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax

us-gaap:OtherComprehensiveIncomeOtherNetOfTax
us-gaap:StatementEquityComponents
us-gaap:DerivativeInstrumentRisk
us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax

us-gaap:OtherOperatingIncomeExpenseNet

us-gaap:PaymentsForProceedsFromInvestments

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForRestructuring
us-gaap:RestructuringCostAndReserve
us-gaap:DebtInstrument
us-gaap:PaymentsOfDebtIssuanceCosts
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:PaymentsOfFinancingCosts

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireBusinessesAndInterestInAffiliates
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:PaymentsToAcquireBusinessesGross
us-gaap:BusinessAcquisition
us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired
us-gaap:RetirementPlanType
us-gaap:PensionContributions

us-gaap:ProceedsFromIssuanceOfCommonStock
us-gaap:StatementScenario
us-gaap:SubsequentEventType
us-gaap:SubsidiarySaleOfStock
us-gaap:DebtInstrument
us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt

us-gaap:ProceedsFromMinorityShareholders
us-gaap:CounterpartyName, us-gaap:Ownership

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromSaleOfEquityMethodInvestments

us-gaap:ProceedsFromSaleOfProductiveAssets
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:ProceedsFromShortTermDebt

us-gaap:ProvisionForDoubtfulAccounts
us-gaap:StatementBusinessSegments

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
us-gaap:StatementEquityComponents
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RelatedPartiesAmountInCostOfSales
us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:SubsequentEventType
us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RepaymentsOfLongTermLinesOfCredit

us-gaap:RepaymentsOfOtherLongTermDebt
us-gaap:DebtInstrument
us-gaap:RepaymentsOfSecuredDebt

us-gaap:RepaymentsOfShortTermDebt

us-gaap:RestructuringCharges
us-gaap:RestructuringCostAndReserve
us-gaap:RestructuringPlan

us-gaap:RevenueFromRelatedParties

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability
us-gaap:StatementScenario
us-gaap:SaleOfStockNumberOfSharesIssuedInTransaction
us-gaap:SubsequentEventType
us-gaap:SubsidiarySaleOfStock
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:SubsequentEventType
us-gaap:SaleOfStockPercentageOfOwnershipBeforeTransaction
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:StockIssued1

us-gaap:UnrecordedUnconditionalPurchaseObligationPurchases

us-gaap:WeightedAverageNumberOfSharesIssuedBasic
us-gaap:DebtInstrument
us-gaap:WriteOffOfDeferredDebtIssuanceCost

x:ChangeInAccruedCapitalExpenditures

x:CostOfEmissionAllowancesPrePurchased

x:CostOfSalesSignificantEquityInvestments

x:CostofEmissionsAllowancesPurchased
us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, x:DebtInstrumentRedemptionCondition
x:DebtInstrumentRedemptionBasisRate
us-gaap:RetirementPlanType, us-gaap:SubsequentEventType
x:DefinedBenefitPlanEligibleAmountContributedPerHour
us-gaap:RetirementPlanType
x:DefinedBenefitPlanNetPeriodicBenefitCostExcludingMultiemployerPlansAndSettlementsAndCurtailments
us-gaap:SubsequentEventType
x:DefinedContributionPlanEligibleAmountContributedPerHour

x:EstimatedCapitalExpendituresForProject

x:EstimatedShortfallinEmissionsAllowances

x:FinalAllocationforEmissionsAllowances

x:FinancialCostsOtherChangeInFairValue

x:Gainlossonequityinvesteetransactions

x:InterestIncomeExpenseAndOtherFinancialCostsNet
us-gaap:StatementScenario
x:LaborAgreementWageAdjustmentPerHour
us-gaap:StatementScenario
x:LaborAgreementsWageAdjustments

x:NetEarningsSignificantEquityInvestments

x:NetPeriodicBenefitCostOtherComponents

x:NetSalesSignificantEquityInvestments

x:Netearningsattributabletosignificantequityinvestments

x:OperatingIncomeSignificantEquityInvesments
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
x:OtherComprehensiveIncomeLossDefinedBenefitPlanGainLossPurchaseAccountingAdjustmentBeforeTax
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
x:OtherComprehensiveIncomeLossDefinedBenefitPlanTotalPensionandOtherBenefitsItemsBeforeTax

x:ProceedsFromIssuanceOfRevolvingCreditFacilities
us-gaap:Range
x:ProjectedExcessEnvironmentalRemediationCostPercentage
us-gaap:BusinessAcquisition
x:RestrictedCashAcquiredFromAcquisition

x:TaxAdjustmentsSettlementsAndUnusualProvisionsAccountingExemptionForLossFromContinuingOperations
us-gaap:BusinessAcquisition
x:TransactionFees

us-gaap:AccountsReceivableNetNoncurrent

us-gaap:AccrualForEnvironmentalLossContingencies
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:RetirementPlanType
us-gaap:AccruedEmployeeBenefitsCurrentAndNoncurrent
us-gaap:RetirementPlanType
us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax

us-gaap:AllowanceForDoubtfulAccountsReceivable
us-gaap:StatementBusinessSegments

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableNoncurrent

us-gaap:AllowanceForNotesAndLoansReceivableNoncurrent

us-gaap:AssetRetirementObligation

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

us-gaap:BuildingsAndImprovementsGross
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationContingentConsiderationAsset
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:DebtInstrumentFaceAmount
us-gaap:DebtInstrument
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
us-gaap:DebtInstrument, us-gaap:SubsequentEventType
us-gaap:DebtInstrument
us-gaap:DebtInstrumentRepurchasedFaceAmount
us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:DebtInstrumentUnamortizedDiscount
us-gaap:DebtInstrument
us-gaap:FairValueByMeasurementBasis
us-gaap:DebtLongtermAndShorttermCombinedAmount

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsInventory
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOperatingLossCarryforwards
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsForeign

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsContingencies

us-gaap:DeferredTaxLiabilitiesDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheet
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
us-gaap:RetirementPlanType, us-gaap:ScheduleOfMalpracticeInsuranceTypeAndTierIdentifier
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanBenefitObligation
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanFundedStatusOfPlan

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation
us-gaap:RetirementPlanName, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage
us-gaap:RetirementPlanType
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeInstrumentsInHedgesAssetsAtFairValue
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeInstrumentsInHedgesLiabilitiesAtFairValue
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeLiabilities
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeNotionalAmount
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, x:CommodityType
us-gaap:DerivativeNumberOfInstrumentsHeld

us-gaap:DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:SubsequentEventType
us-gaap:DisposalGroupIncludingDiscontinuedOperationConsideration

us-gaap:DueFromRelatedPartiesCurrent

us-gaap:DueToRelatedPartiesCurrent
us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementGeographical
us-gaap:EquityMethodInvestmentOwnershipPercentage

us-gaap:EquityMethodInvestments

us-gaap:ExcessOfReplacementOrCurrentCostsOverStatedLIFOValue
us-gaap:RetirementPlanType
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
us-gaap:FinancialInstrument
us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs
us-gaap:OptionIndexedToIssuersEquityEquity
us-gaap:OptionIndexedToIssuersEquityEquity, us-gaap:StatementClassOfStock

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:GuaranteeObligationsMaximumExposure
dei:LegalEntity, us-gaap:CounterpartyName
us-gaap:LossContingenciesByNatureOfContingency

us-gaap:InterestPayableCurrent

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryLandHeldForDevelopmentAndSale

us-gaap:InventoryRawMaterials

us-gaap:InventoryWorkInProcess

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LeveragedLeasesNetInvestmentInLeveragedLeasesDisclosureResidualValueOfLeasedAssets

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
us-gaap:BalanceSheetLocation, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LineOfCredit
us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:SubsequentEventType
us-gaap:DebtInstrument
us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityCapacityAvailableForTradePurchases
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityCurrentBorrowingCapacity
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityFairValueOfAmountOutstanding
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:DebtInstrument, us-gaap:SubsequentEventType
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity
us-gaap:DebtInstrument

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermInvestmentsAndReceivablesNet
dei:LegalEntity, us-gaap:Range, us-gaap:DebtInstrument
us-gaap:LossContingencyEstimateOfPossibleLoss
us-gaap:Range, us-gaap:DebtInstrument
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:LossContingencyPendingClaimsNumber

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OtherInventorySupplies

us-gaap:OtherLongTermInvestments

us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent
us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities

us-gaap:PercentageOfLIFOInventory

us-gaap:RestrictedCashAndInvestments

us-gaap:RestrictedCashCurrent

us-gaap:RestrictedCashNoncurrent

us-gaap:RestructuringReserve
us-gaap:BalanceSheetLocation
us-gaap:RestructuringCostAndReserve

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount

us-gaap:UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears

us-gaap:UnrecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear
us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance

x:AccruedLiabilitiesAdministrativeAndLegalCosts

x:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansTax
us-gaap:BusinessAcquisition
x:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivablesDueFromAcquiringEntity
us-gaap:BusinessAcquisition
x:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivablesDueFromAcquiringEntityRetentionBonuses
us-gaap:BusinessAcquisition
x:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivablesDueFromAcquiringEntitySteelSubstrateSales
us-gaap:BusinessAcquisition
x:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivablesDueFromNonAcquiringEntities
us-gaap:BusinessAcquisition
x:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayableAndAccruedLiabilities
us-gaap:BusinessAcquisition
x:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsReceivableFromAcquiringEntity
us-gaap:BusinessAcquisition
x:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccruedInterestPayable
us-gaap:BusinessAcquisition
x:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccruedTaxesPayable
us-gaap:BusinessAcquisition
x:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredCreditsAndOtherLongTermLiabilities
us-gaap:BusinessAcquisition
x:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesPayrollAndBenefitsPayable
us-gaap:BusinessAcquisition
x:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesShortTermDebtAndCurrentMaturitiesOfLongTermDebt
us-gaap:BusinessAcquisition
x:BusinessCombinationStepAcquisitionEquityInterestInAcquireeImpactOfRetentionBonuses
us-gaap:BusinessAcquisition
x:BusinessCombinationStepAcquisitionStepUpAdjustmentDebt
us-gaap:BusinessAcquisition
x:BusinessCombinationStepAcquisitionStepUpAdjustmentGoodwill
us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
x:BusinessCombinationStepAcquisitionStepUpAdjustmentIntangibleAsset
us-gaap:BusinessAcquisition
x:BusinessCombinationStepAcquisitionStepUpAdjustmentInventory
us-gaap:BusinessAcquisition
x:BusinessCombinationStepAcquisitionStepUpAdjustmentPropertyPlantAndEquipment
us-gaap:LossContingenciesByNatureOfContingency
x:CasesBroughtAgainstCompany

x:ConstructionInProcess
x:PlantLocation

x:ContractualPropertyPlantAndEquipmentCommitments
us-gaap:CounterpartyName, us-gaap:DebtInstrument
x:DebtInstrumentPercentOfProceedsLoanedToThirdParty
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
x:DebtInstrumentRedemptionAmountRedeemed

x:DeferredTaxAssetsAmortizationExpense

x:DeferredTaxAssetsLeasingArrangements

x:DeferredTaxLiabilitiesInvestmentsInSubsidiariesAndEquityMethodInvestees
us-gaap:IncomeTaxAuthority
x:DeferredTaxLiabilitiesValuationAllowance
us-gaap:RetirementPlanType
x:DefinedBenefitPlanExpectedNetPeriodicBenefitCost
us-gaap:RetirementPlanType
x:DefinedBenefitPlanFundedStatusPercentage

x:EmissionsAllowancesPrePurchased

x:FinanceLeaseAndSaleLeasebackTransactionsAccumulatedDepreciationAndDepletion

x:FinanceLeaseRightofUseAssetAccumulatedDepreciation

x:FinanceLeaseRightofUseAssetGross

x:InformationTechnologyAssetsGross

x:LeaseLiability

x:LeaseRightofUseAsset
us-gaap:CreditFacility, us-gaap:DebtInstrument
x:LineOfCreditFacilityBorrowingCapacityDecreaseDueToGuaranteesOutstanding

x:MaximumDefaultPayment
us-gaap:CounterpartyName
us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:SubsequentEventType
x:NetDebttoEBIDTARatioMaximum

x:OperatingAndFinanceLeaseLiability

x:OperatingAndFinanceLeaseLiabilityPaymentsDue

x:OperatingAndFinanceLeaseLiabilityPaymentsDueYearFive

x:OperatingAndFinanceLeaseLiabilityPaymentsDueYearFour

x:OperatingAndFinanceLeaseLiabilityPaymentsDueYearThree

x:OperatingAndFinanceLeaseLiabilityPaymentsDueYearTwo

x:OperatingAndFinanceLeaseLiabilityPaymentsDueafterYearFive

x:OperatingAndFinanceLeaseLiabilityPaymentsYearOne

x:OperatingAndFinanceLeaseLiabilityUndiscountedExcessAmount

x:OperatingLeaseRightofUseAssetAccumulatedAmortization

x:OtherMachineryandEquipmentGross
us-gaap:StatementScenario
x:OtherPostemploymentPlansFutureProjectedBenefitCost
us-gaap:LossContingenciesByNatureOfContingency
x:PercentageOfPendingClaims

x:PostemploymentBenefitPlanAssumptionUsedCalculatingBenefitObligationDiscountRate
us-gaap:RetirementPlanType
us-gaap:BusinessAcquisition
x:RiskAdjustedRate
us-gaap:AwardType, us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRange
x:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedGrantDateFairValue
us-gaap:AwardType
x:ShareBasedCompensationArrangementByShareBasedPaymentAwardReductionInTheNumberOfSharesAuthorizedPerEquityAwardOtherThanOptionOutstanding

x:SteelProducingEquipmentGross
dei:LegalEntity
x:SteelProductionCapacity
dei:LegalEntity, us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisition
x:TerminalGrowthRate

x:TransportationEquipmentGross

x:UnrecordedUnconditionalPurchaseObligationToBePaidAfterYearFour
us-gaap:ConsolidatedEntities, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
x:VariableInterestEntityOtherAssets

Plots across concepts


IncomeStatement
Other Comprehensive Income Loss Net Of Tax
Expenses
Income Tax Expense Benefit
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Operating Lease Right Of Use Asset
Current Assets
Other Assets Current
NonCurrent Assets
Deferred Income Tax Assets Net
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Operating Lease Liability
Current Liabilities
Operating Lease Liability Current
Noncurrent Liabilities
Deferred Income Tax Liabilities Net
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Increase Decrease In Inventories
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
OperatingLeaseLiability
Operating Lease Liability Current
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Accumulated Amortization
InventoryNet
Inventory Finished Goods Net Of Reserves
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:CommonStockValue ██▅▅▅▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁279.0279.0229.0229.0229.0179.0179.0179.0179.0178.0177.0177.0177.0177.0176.0176.0176.0176.0176.0176.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0NANANA151.0NANANA
 us-gaap:SharesIssued us-gaap:StatementEquityComponents us-gaap:CommonStockNANA229.106NANANA178.555NANANA177.386NANANA176.425NANANA176.425NANANA150.926NANANA150.926NANANA150.926NANANA150.926NANANA150.926NANANA150.926NANANA150.926NANANA
 us-gaap:SharesIssued us-gaap:StatementEquityComponents us-gaap:TreasuryStockNANA-8.673NANANA8.509NANANA-2.858NANANA-1.203NANANA-2.614NANANA-4.645NANANA-5.271NANANA-6.246NANANA-6.644NANANA-6.922NANANA-7.252NANANA-7.576NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁286.337261.969NA220.402175.327170.224NA170.801172.512174.545NA179.126178.903178.289NA176.484176.028174.242NA161.7146.582146.402NA146.324145.962145.733NA145.348144.884156.114NA144.727144.485144.353NA171.673171.416144.075NA144452.0171591.0143.801NA143660.0143504.0143.39NANANANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities us-gaap:StockCompensationPlan▁█0.91.4NA5.75.94.942NA4.3273.7583.179NA1.6711.8321.982NA2.6793.5388.162NA4.61310.1268.567NA8.6239.13910.056NA8.8658.632.336NA7.6217.1775.537NA4.3524.333.864NA2.6571.9433.262NA3.5253.6423.089NANANANA
us-gaap:EarningsPerShareBasic █▇▇▆▅▅▅▆▇▇█▇▇▆▇▇▇▆▆▇▆▅▃▆▆▆▇▆▆▇▇▁▆▆▆▇▇▆▆▆▇▆▆▆▆▆▆▅▅▅3.750.360.5099999999999998-1.06-3.36-2.3-3.89-0.490.390.313.34999999999999961.641.210.10.90999999999999990.841.49-1.03-0.58999999999999990.32-0.32-2.32-7.75-1.18-1.79-0.521.9-1.42-0.120.361.879999999999999-12.38-0.54-0.51-0.350.30.7-1.52-1.47000000000000020.151.54-0.6-1.74-0.35-0.17-1.1-1.86-2.11-2.92-3.78
us-gaap:EarningsPerShareDiluted █▇▇▆▅▅▅▆▇▇█▇▇▆▇▇▇▆▆▇▆▅▃▆▆▆▇▆▆▇▇▁▆▆▆▇▇▆▆▇▇▆▆▆▆▆▆▆▅▅3.530.350.5099999999999998-1.06-3.36-2.3-3.89-0.490.390.313.331.621.20.10.89999999999999990.831.48-1.03-0.58999999999999990.32-0.32-2.32-7.75-1.18-1.79-0.521.88-1.42-0.120.341.879999999999999-12.38-0.54-0.51-0.350.280.62-1.52-1.39000000000000010.151.33-0.6-1.74-0.35-0.17-1.1-1.86-2.11-2.92-3.78
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
 Operating Margin us-gaap:StatementBusinessSegments us-gaap:AllOtherSegments█▁13.010.0NA21.09.014.015.012.012.014.014.017.049.045.043.042.048.046.040.038.037.052.0118.015.015.044.055.0108.053.053.057.058.0101.057.057.040.063.0167.0230.0101.0152.039.062.089.0270.011.0NANANANA
 Operating Margin us-gaap:StatementBusinessSegments x:FlatRolledProducts█▁2991.02272.0NA1728.01497.01974.02058.02277.02539.02405.02567.02632.02494.02103.02226.02249.02243.01886.0NANANA1748.02173.02070.02125.02297.02859.03444.03263.03330.03135.03055.03202.03438.03626.03557.0NANA5450.03487.03666.03258.0NA3018.03266.02674.0NANANANA
 Operating Margin us-gaap:StatementBusinessSegments x:MiniMill█▁759.0450.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:StatementBusinessSegments x:TotalReportableSegments█▁5012.03654.0NA2319.02082.02734.02809.03057.03533.03485.03677.03712.03668.03193.03340.03235.03229.02743.0NANANA2333.02583.02815.02885.03360.04289.04832.04750.04734.04519.04432.04691.04909.04818.05111.0NANANANANANANANANANANANANANA
 Operating Margin us-gaap:StatementBusinessSegments x:TubularProducts█▁184.0134.0NA96.0182.0255.0267.0262.0316.0343.0343.0313.0311.0266.0263.0276.0234.0171.0NANANA108.0168.0199.0160.0371.0742.0700.0687.0644.0647.0733.0710.0687.0636.0790.0NANA798.0848.0697.0643.0NA681.0681.0446.0NANANANA
 Operating Margin us-gaap:StatementBusinessSegments x:UsSteelEurope█▁1078.0798.0NA495.0403.0505.0484.0518.0678.0737.0767.0767.0863.0824.0851.0710.0752.0686.0NANANA477.0489.0546.0600.0692.0688.0688.0800.0760.0737.0644.0779.0784.0677.0764.0NANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
 TTM Greenblatt ROC _ _█▆▅▅▄▄▄▅▆▆▆▆▆▆▆▆▆▅▅▆▅▅▄▅▄▅▆▅▅▆▅▁▅▅▅▆▆▅▅▆▆▅▅▅▆▅▅1034.0425.043.0-211.0-532.0-375.0-376.0-80.0115.0111.0313.0373.0301.0137.0148.0245.0313.0-98.0-64.0132.028.0-261.0-453.0-170.0-392.0-187.0397.0-141.035.0122.0-229.0-1702.0-7.038.05.062.0253.0-73.0-143.0199.0300.0-91.0-114.0-80.0241.0-13.0-329.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:AllocatedShareBasedCompensationExpense █▇▅▅▆▄▁▆▇▅▅▆▆▅▅▅▄▆▅▄▄▅▅▅▇▇▆▆▅▆▄▆▆▆▆▆▆15.011.06.08.09.04.0-4.010.012.08.06.09.010.07.06.06.05.010.06.05.05.06.06.08.012.011.09.09.08.09.05.09.09.010.09.010.010.0NA9.08.08.0NA9.09.09.0NANANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▇▅▅▄▄▄▄▄▅▅▅▅▅▅▆▅▅▄▄▅▅▄▃▄▄▄▄▆▅▅█▁▅▅▄▅▅▅▃▅▅▅1209.048.0334.0-176.0-525.0-367.0-171.0-96.0101.084.0337.0338.0171.088.0510.0254.0386.0-111.0-357.0105.0-24.0-492.0-734.0-309.0-192.0-135.0-150.0421.042.0100.01576.0-1701.010.0-41.0-387.0328.076.0-42.0-669.0-47.0311.053.0NANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▇▅▅▄▄▄▄▄▅▅▅▅▅▅▆▅▅▄▄▅▅▄▃▄▄▄▄▆▅▅█▁▅▅▄▅▅▅▃▅▅1209.048.0334.0-176.0-525.0-367.0-171.0-96.0101.084.0337.0338.0171.088.0510.0254.0386.0-111.0-357.0105.0-24.0-492.0-734.0-309.0-192.0-135.0-150.0421.042.0100.01576.0-1701.010.0-41.0-388.0328.076.0-42.0-669.0-47.0311.0NA-670.065.0-101.0NANANANANA
us-gaap:CostOfGoodsAndServicesSold ▅▃▁▁▁▂▂▃▄▄▄▄▃▃▂▃▂▂▁▁▁▁▂▂▃▃▅▆▆▆▆▅▆▇▇▇▇█████▆▇▇▅3678.03080.02384.02295.02274.02605.02781.02902.03227.03172.03204.03172.03121.02808.02749.02829.02725.02561.02430.02360.02397.02436.02629.02654.02792.03066.03472.03848.04097.04038.03911.03749.04114.04242.04216.04311.04477.04626.04647.04560.04498.04621.04115.04321.04184.03639.0NANANANA
us-gaap:CostsAndExpenses ▄▃▁▁▁▂▂▂▃▃▃▃▃▂▂▂▂▂▁▁▁▁▂▂▃▃▃▆▅▅▅█▅▅▅▅▆▇▆▆▆▆▅▅▅▄3991.03239.02519.02551.02623.03123.03200.03149.03430.03388.03378.03356.03308.03012.02985.03003.02831.02823.02714.02554.02556.02602.03025.03000.03292.03459.03675.04728.04365.04326.04498.05833.04436.04557.04482.04590.04764.05245.04962.04882.04820.04955.04414.04635.04483.03953.0NANANANA
us-gaap:GainsLossesOnExtinguishmentOfDebt █▁-1.0-255.0NANANANA0.00.00.00.0-21.0-3.0-28.0-46.0-22.0-31.0-1.00.00.00.0-24.0NA-36.00.00.0NANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:GainsLossesOnExtinguishmentOfDebt us-gaap:DebtInstrument x:ExportImportCreditAgreementNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest █▆▅▅▄▄▄▅▆▆▆▆▆▆▆▆▆▅▅▆▅▅▄▅▄▅▆▅▅▆▅▁▅▅▅▆▆▅▅▆▆▅▅▅975.092.0-45.0-258.0-594.0-410.0-447.0-128.061.062.0253.0314.0226.019.070.0147.0245.0-161.0-107.070.0-53.0-326.0-540.0-223.0-447.0-249.0347.0-201.0-29.053.0-304.0-1787.0-75.0-66.0-59.017.0171.0-123.0-245.055.0287.0-70.0-208.0-60.0NANANANANANA
us-gaap:IncomeTaxExpenseBenefit ▄▄▄▄▄▄▆▄▄▄▂▅▅▄▄▄▄▅▄▅▄▅█▄▃▃▅▄▄▄▁▄▄▄▄▄▅▅▄▅▅▅▅▄▅▄-37.01.0-94.0-24.0-5.0-19.0221.0-44.0-7.08.0-339.023.012.01.0-89.00.0-16.019.0-2.019.0-7.014.0593.0-50.0-186.0-174.072.06.0-11.01.0-574.04.03.07.0-8.0-27.070.096.0-34.033.065.016.041.0-9.072.0-7.0NANANANA
 us-gaap:IncomeTaxExpenseBenefit us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome▅▃▄▅▄▄▄▄▄▁█▃▃▃▃▃▃▃21.01.011.015.07.08.013.012.010.0-13.042.00.00.00.00.00.00.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InterestExpense ▇█▇▇▅▃▃▁▁▁▁▂▂▃▄▄▄▄▄▄▄▄▄▄▄▃▄▄▄▄▅▄▄▇▄▃▅▃▃▃▃▃▃▃▃▂84.092.082.084.064.050.045.032.031.034.034.041.043.050.053.060.055.058.057.058.060.053.054.056.053.051.056.057.060.061.062.061.058.085.054.045.066.049.045.047.048.050.050.050.052.043.0NANANANA
us-gaap:NetIncomeLoss █▆▆▅▄▄▄▅▆▆▇▆▆▆▆▆▆▅▅▆▅▅▃▅▅▅▆▅▅▆▆▁▅▅▅▆▆▅▅▆▆▅▅▅▅▅▅▅▄▄1012.091.049.0-234.0-589.0-391.0-668.0-84.068.054.0592.0291.0214.018.0159.0147.0261.0-180.0-105.051.0-46.0-340.0-1133.0-173.0-261.0-75.0275.0-207.0-18.052.0270.0-1791.0-78.0-73.0-50.044.0101.0-219.0-211.022.0222.0-86.0-249.0-51.0-25.0-157.0-267.0-303.0-392.0-439.0
us-gaap:OperatingIncomeLoss █▆▅▅▄▄▄▅▆▆▆▆▆▆▆▆▆▅▅▆▅▅▄▅▄▅▆▅▅▆▅▁▅▅▅▆▆▅▅▆▆▅▅▅▆▅▅▄▄▄1034.0425.043.0-211.0-532.0-375.0-376.0-80.0115.0111.0313.0373.0301.0137.0148.0245.0313.0-98.0-64.0132.028.0-261.0-453.0-170.0-392.0-187.0397.0-141.035.0122.0-229.0-1702.0-7.038.05.062.0253.0-73.0-143.0199.0300.0-91.0-114.0-80.0241.0-13.0-329.0-412.0-465.0-478.0
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▆▄▆▆▅▄▆▄▅▄▅▅▂▆▆▆▇▆▃▅▄▇▄▅▆▂▄█▅▅▅▆▅▄▆▇▂█▅▁▆23.0-47.037.034.020.0-23.023.0-40.012.0-17.0-2.0-10.0-87.040.040.044.082.023.0-79.010.0-31.061.0-21.0-5.025.0-103.0-27.0107.0-12.0-2.017.031.019.0-37.038.060.0-91.0107.0-5.0-136.022.0NANANANANANANANANA
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▄▃▄▃▃▃▅▃▃▃▂▃▃▃▄▃▃▃▂▃▃▂▄▂▃▃▁▅▃▃█▃▃▃▁▄▃▄▁▃▃197.0-43.0285.058.064.024.0497.0-12.033.030.0-255.047.0-43.070.0351.0107.0125.069.0-252.054.022.0-152.0399.0-136.069.0-60.0-425.0628.060.048.01306.090.088.032.0-337.0284.0-25.0177.0-458.0-69.089.0NANANANANANANANANA
us-gaap:OtherNonoperatingIncomeExpense ▄▄▄▅▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃▄▃▄▄▄▄▂▁▅▆▃█▁▂-4.0-18.0-10.030.0-7.03.0-8.04.0-5.03.04.0-2.08.0-10.0-7.0-12.0-16.0-9.014.0-6.01.0-13.02.01.0-2.0-11.0-2.0-5.0-5.0-9.0-14.0-24.0-11.0-20.0-11.0-1.0-17.0-5.0-59.0-98.034.069.0-46.0127.0-99.0-68.0NANANANA
us-gaap:ProfitLoss █▆▆▅▄▄▄▅▆▆▇▆▆▆▆▆▆▅▅▆▅▅▃▅▅▅▆▅▅▆▆▁▅▅▅▆▆▅▅▆▆▅▅▅▅▅▅▅▄▄1012.091.049.0-234.0-589.0-391.0-668.0-84.068.054.0592.0291.0214.018.0159.0147.0261.0-180.0-105.051.0-46.0-340.0-1133.0-173.0-261.0-75.0275.0-207.0-18.052.0270.0-1791.0-78.0-73.0-51.044.0101.0-219.0-211.022.0222.0-86.0-249.0-51.0-24.0-158.0-268.0-307.0-392.0-439.0
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▇▄▂▁▁▂▃▃▄▄▅▅▅▄▄▄▄▃▂▃▂▂▂▃▃▄▆▇▆▆▆▆▆▇▆▇██▇██▇▆▇▇▅▄▃▁▃4684.03369.02296.02072.02000.02397.02824.03069.03545.03499.03691.03729.03609.03149.03133.03248.03144.02725.02650.02686.02584.02341.02572.02830.02900.03272.04072.04587.04400.04448.04269.04131.04429.04595.04487.04652.05017.05172.04819.05081.05120.04864.04300.04497.04681.03896.03354.02817.02127.02750.0
us-gaap:Revenues █▅▂▂▁▂▂▂▃▃▄▄▄▃▃▄▃▂▂▂▂▂▂▃▃▄▆▇▆▆▆▆▆▇▆▇██▇██▇▆▆▇▅▄▃▁▂5025.03664.02562.02340.02091.02748.02505.02702.03175.03124.03343.03351.03609.03149.03133.03248.03144.02725.02650.02686.02584.02341.02572.02830.02900.03272.04072.04587.04400.04448.04269.04131.04429.04595.04487.04652.05017.05172.04819.05081.05120.04864.04300.04497.04681.03896.03354.02817.02127.02750.0
us-gaap:SellingGeneralAndAdministrativeExpense ▄▃▂▂▂▂▂▂▃▂▃▃▃▂▄▃▂▃▁▂▂▂▄▄▄▄▄▅▆▅▇▆▆▆▆▇▇▇████▇▆▆▆106.096.075.065.062.072.066.063.082.078.085.081.092.078.0110.089.079.097.049.073.064.069.0107.099.0107.0102.0117.0125.0143.0138.0161.0153.0151.0145.0142.0166.0173.0173.0183.0181.0189.0180.0162.0148.0152.0148.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:Assets █▇▄▄▄▄▄▃▃▃▃▃▂▂▂▂▂▁▁▂▁▁▁▃▃▃▄▄▅▅▅▅▇▇▇▇▇█████▇16084.014689.012059.011731.012551.012366.011608.010917.011291.011152.010982.010569.010058.010026.09862.09878.09580.09186.09160.09467.08941.08936.09190.011191.011213.011544.012314.012008.013406.013394.013143.013006.014864.015151.015217.015496.015404.015804.016073.015931.016245.015768.015350.0NANANA15422.0NANANA
us-gaap:Liabilities ▅▅▃▃▄▄▂▁▂▂▁▁▁▁▁▂▂▂▁▁▂▂▁▃▂▃▃▃▅▅▅▆▇▇▇▇▇██▇▇▇▇10141.09969.08180.08227.08897.08640.07515.06717.06979.06916.06779.06627.06452.06587.06541.07070.07025.07012.06885.06865.07027.06993.06753.08019.07732.07876.08514.08065.09892.09943.09794.011231.011390.011680.011739.011633.011871.012343.012572.011761.012029.011859.011498.0NANANA10443.0NANANA
us-gaap:LiabilitiesAndStockholdersEquity █▇▄▄▄▄▄▃▃▃▃▃▂▂▂▂▂▁▁▂▁▁▁▃▃▃▄▄▅▅▅▅▇▇▇▇▇█████▇16084.014689.012059.011731.012551.012366.011608.010917.011291.011152.010982.010569.010058.010026.09862.09878.09580.09186.09160.09467.08941.08936.09190.011191.011213.011544.012314.012008.013406.013394.013143.013006.014864.015151.015217.015496.015404.015804.016073.015931.016245.015768.015350.0NANANA15422.0NANANA
us-gaap:StockholdersEquity █▆▄▄▄▄▅▅▅▅▅▅▄▄▄▃▂▂▂▂▁▁▂▃▄▄▄▅▄▄▄▁▄▄▄▅▄▄▄▅▅▅▅5851.04627.03786.03449.03617.03725.04092.04199.04311.04235.04202.03941.03605.03438.03320.02807.02554.02173.02274.02601.01913.01942.02436.03171.03480.03667.03799.03942.03513.03450.03348.01774.03473.03470.03477.03861.03532.03460.03500.04169.04215.03908.03851.0NANANA4676.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:AssetsCurrent ▆▂▃▂▄▃▁▂▃▃▄▄▄▄▄▄▄▃▃▃▁▁▂▅▅▆█▇██▇▅▅▆▅▆▆▆▆▇▇▆▅5638.04250.04432.04244.04924.04686.03813.04042.04547.04630.04830.05068.04812.04830.04755.05001.04723.04478.04356.04411.03777.03683.03917.05385.05436.05742.06431.06101.06527.06480.06078.05354.05416.05554.05374.05646.05625.05791.05774.05934.06021.05537.05304.0NANANA5015.0NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▅▃▇▆█▅▃▂▂▂▄▅▄▅▅▆▅▅▅▅▃▂▃▄▄▄▅▄▅▄▂▂▃▃▂▂▂▂▁▁▁▂▂▂▃▅▄1329.0753.01985.01696.02300.01350.0749.0476.0651.0676.01000.01344.01231.01372.01553.01694.01522.01326.01515.01445.0820.0705.0755.01165.01210.01266.01354.01257.01471.01099.0604.0697.0767.0733.0570.0536.0565.0652.0408.0270.0393.0421.0578.0643.0947.01386.01218.0NANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▅▂▇▆█▅▃▁▂▂▃▄▄▄▅▅▅▄▅1472.0882.02118.01787.02429.01497.0939.0496.0682.0709.01040.01385.01272.01417.01597.01736.01565.01369.01555.0NANANA792.0NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccountsReceivableNetCurrent █▅▁▂▁▂▂1903.01517.0914.0996.0879.01085.0956.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InventoryNet ▃▃▁▁▂▄▃▄▅▅▄▄▃▃▃▃▃▃▂▃▂▃▄▆▆▆▆▅▆▆▇▆▅▅▆▆▆▆██▇▅▆1914.01750.01402.01398.01634.02075.01785.02071.02166.02133.02092.01950.01848.01824.01738.01737.01727.01718.01573.01742.01675.01801.02074.02435.02330.02418.02496.02199.02337.02411.02688.02480.02269.02316.02503.02525.02412.02437.02775.02843.02698.02255.02352.0NANANA1679.0NANANA
us-gaap:OtherAssetsCurrent █▅▂▂▂▃▄▃▃▃▃▄▃▃▃▂▁▁▁▁▁▂▁▂▂▂▂▂▂▃▂▂▃▂▂▂▂▃▂▃▃▃▂231.0128.051.051.051.089.0102.095.092.092.079.0101.077.068.085.043.030.035.020.028.032.038.025.038.046.048.037.038.056.087.050.058.071.062.040.054.063.069.044.080.091.072.051.0NANANA38.0NANANA
us-gaap:Land NANA237.0NANANA202.0NANANA207.0NANANA208.0NANANA204.0NANANA198.0NANANA196.0NANANA251.0NANANA264.0NANANA268.0NANANA270.0NANANA248.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NoncurrentAssets NANA6583.0NANANA6719.0NANANA5351.0NANANA4737.0NANANA4478.0NANANA4913.0NANANA5106.0NANANA6480.0NANANA6978.0NANANA7230.0NANANANANANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:USNANA5590.0NANANA5772.0NANANA4432.0NANANA3817.0NANANA3670.0NANANA4047.0NANANA4172.0NANANA4443.0NANANA4523.0NANANA4424.0NANANANANANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical srt:EuropeNANA993.0NANANA947.0NANANA919.0NANANA906.0NANANA789.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical srt:NorthAmericaNANA5590.0NANANA5772.0NANANA4432.0NANANA3831.0NANANA3671.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:AssetsNoncurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvesteesNANA3101.0NANANA2976.0NANANA853.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PropertyPlantAndEquipmentGross ██▅▅▅▅▅▄▄▃▃▃▂▂▂▂▁▁▁▁▁▁▁▂▂▁▂▂▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃19757.019910.017704.017477.017269.017131.017077.016725.016584.016210.016008.015698.015378.015298.015086.014781.014527.014210.014196.014453.014412.014405.014253.014776.014703.014545.015139.015058.016827.016722.016799.017031.016902.016845.016906.016711.016459.016457.016572.016455.016551.016261.015890.0NANANA16030.0NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment ███▇▇▆▆▆▆▅▅▅▅▅▄▄▄▃▃▃▃▂▂▃▃▃▄▄▅▅▄▄▄▄▄▃▃▃▂▂▂▂▁12382.012347.012260.012047.011859.011724.011630.011415.011351.011221.011143.011055.010977.010941.010806.010670.010517.010330.010217.010235.010106.010010.09842.010361.010272.010191.010565.010488.011091.010931.010877.010864.010746.010599.010498.010321.010143.010056.09993.09867.09815.09634.09404.0NANANA9210.0NANANA
us-gaap:PropertyPlantAndEquipmentNet ██▄▄▄▄▄▄▄▃▃▂▂▂▂▁▁▁▁▂▂▂▂▂▂▂▂▂▅▅▅▅▅▅▆▆▆▆▆▆▆▆▆7375.07563.05444.05430.05410.05407.05447.05310.05233.04989.04865.04643.04401.04357.04280.04111.04010.03880.03979.04218.04306.04395.04411.04415.04431.04354.04574.04570.05736.05791.05922.06167.06156.06246.06408.06390.06316.06401.06579.06588.06736.06627.06486.0NANANA6820.0NANANA
us-gaap:Goodwill ██▁909.0909.04.0NANANANANANANANANANANANANANANANANANANA7.0NANANANANANANA4.04.01790.01808.01822.01814.01781.01799.01783.01749.01794.01787.01760.0NANANA1725.0NANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ██▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▃▃▄▄▃▃▃▃▃▃▃▃▃▃533.0539.0129.0131.0132.0134.0150.0152.0154.0156.0158.0160.0162.0165.0167.0169.0171.0173.0175.0177.0193.0195.0196.0198.0200.0202.0204.0205.0266.0266.0271.0276.0277.0249.0253.0257.0257.0261.0262.0264.0272.0274.0275.0NANANA281.0NANANA
us-gaap:FiniteLivedIntangibleAssetsNet ██▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▁▂▂▂▂▂▂▂▂▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃458.0464.054.056.057.059.075.077.079.081.083.085.087.090.092.094.096.098.0100.083.085.087.089.090.092.094.096.097.0158.0158.0163.0168.0169.0174.0178.0182.0182.0186.0187.0189.0197.0199.0200.0NANANA206.0NANANA
us-gaap:DeferredTaxAssetsLiabilitiesNet NANA11.0NANANA15.0NANANA431.0NANANA50.0NANANANANANANANANANANA347.0NANANA147.0NANANA595.0NANANA763.0NANANA640.0NANANANANANANA
 us-gaap:DeferredTaxAssetsLiabilitiesNet us-gaap:IncomeTaxAuthority us-gaap:ForeignCountryNANA18.0NANANA3.0NANANANANANANANANANANA6.0NANA7.015.07.01.014.029.042.058.060.059.062.058.058.057.058.062.064.066.0NANANA77.0NANANANANANANA
us-gaap:OperatingLeaseRightOfUseAsset ▆▇▇▇██████▁192.0210.0214.0225.0236.0246.0230.0239.0237.0234.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent █▆▆▃▃▃▃▁▁▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂▃▃▃▃▄▃▃▃▃▃▄▄726.0537.0511.0305.0326.0324.0295.0138.0137.0181.0171.0134.0129.0127.0124.0127.0124.0118.0116.0117.0117.0116.0111.0115.0109.0116.0120.0133.0237.0230.0231.0287.0298.0304.0327.0381.0310.0312.0302.0311.0300.0336.0340.0NANANA318.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent █▇▃▂▁▅▄▅▇▇▇▇▆▅▅▄▄▃▂▂▂▁▁▃▃▃▄▄▅▄▃▂▂▃▃▄▄▄▄▅▅▅▃2675.02402.01779.01533.01385.02033.01970.02138.02498.02428.02454.02419.02239.02077.02096.02018.01948.01828.01602.01566.01542.01375.01412.01742.01678.01702.01871.01941.02186.01890.01681.01630.01650.01788.01744.01864.01920.01906.01977.02070.02077.02044.01738.0NANANA1396.0NANANA
us-gaap:DebtCurrent █▁▃▃▂▂▁▂▂▂▂▁▁▄▁▁▃▄▁▂▂▁▁▄▄▄▄▄▁▄▄▄▄▁▁▁▁▄▁▃▃▃▃763.045.0192.0262.094.099.014.067.070.066.065.04.04.0281.03.03.0175.0281.050.092.082.045.045.0362.0362.0378.0378.0336.020.0323.0323.0322.0322.02.02.01.05.0315.020.0217.0217.0217.0216.0NANANA19.0NANANA
us-gaap:LiabilitiesCurrent █▄▃▂▁▃▂▃▄▄▄▄▃▃▃▃▃▃▂▂▂▁▁▅▄▅▅▅▅▅▄▄▄▄▄▄▅▆▆▆▅▅▄4451.03144.02656.02463.02141.02777.02625.02850.03223.03140.03197.03136.02902.02959.02721.02652.02751.02718.02331.02397.02323.02193.02148.03333.03242.03309.03569.03550.03521.03539.03245.03286.03268.03087.02990.03267.03310.03652.03649.03713.03599.03523.03147.0NANANA2474.0NANANA
us-gaap:OperatingLeaseLiabilityCurrent ████████▇▇▁56.058.059.060.058.060.060.056.054.053.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:TaxesPayableCurrent █▆▅▂▃▃▃▂▂▃▃▄▄▃▄▅▄▄▃▂▂▂▂▁▃▄▄▃▂▄▄▄▅▄▄▅▅▇▃▃▅▄▃208.0168.0154.0109.0116.0118.0116.0107.0111.0115.0118.0144.0135.0131.0132.0157.0140.0140.0128.0108.0109.0104.099.089.0126.0133.0134.0118.0113.0135.0140.0140.0151.0147.0146.0149.0152.0195.0118.0128.0151.0133.0116.0NANANA89.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
 us-gaap:LiabilitiesNoncurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvesteesNANA3063.0NANANA2542.0NANANA516.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LongTermDebt NANA5115.0NANANA3779.0NANANA2407.0NANANA2737.0NANANA3069.0NANANA3166.0NANANA3543.0NANANA3993.0NANANA3946.0NANANA3857.0NANANA3743.0NANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType,us-gaap:SubsequentEventType x:A12000SeniorSecuredNotesDueJune120252025SeniorSecuredNotes,us-gaap:SecuredDebt,us-gaap:SubsequentEventNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DebtAndCapitalLeaseObligations ▇█▇▇█▆▄▁▁▁▁▁▁▂▂▂▂▂▂▂▃▃▃▃▃▃▃▃▄▄▄▄▄▄▄▄▄▅▄▄▄▄▄5574.05844.05115.05126.05838.04880.03779.02591.02440.02417.02407.02530.02575.02888.02737.02939.02961.03069.03069.03120.03182.03147.03166.03526.03526.03544.03543.03544.03685.04003.04008.04013.04009.04015.03969.03973.03840.04153.03885.03897.03945.03780.03779.0NANANA3410.0NANANA
us-gaap:LongTermDebtAndCapitalLeaseObligations ▆█▆▆▇▆▄▁▁▁▁▁▁▂▂▂▂▂▂▂▂▃▃▃▃▃▃▃▄▄▄▄▄▄▄▄▄▄▄▄▄▃▃4803.05787.04695.04628.05505.04616.03627.02500.02345.02326.02316.02498.02541.02571.02700.02896.02752.02752.02981.02988.03058.03076.03116.03127.03124.03124.03120.03162.03605.03615.03616.03618.03611.03932.03936.03939.03801.03802.03828.03641.03684.03518.03517.0NANANA3345.0NANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet ▇█▂▁▁▁▁46.054.011.06.06.06.04.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType us-gaap:OtherPostretirementBenefitPlansDefinedBenefitNANA52.0NANANA8.0NANANA209.0NANANA278.0NANANA388.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType us-gaap:PensionPlansDefinedBenefitNANA154.0NANANA413.0NANANA664.0NANANA371.0NANANA729.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:MinorityInterest ███▅▄▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁92.093.093.055.037.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.02.01.01.01.01.01.01.01.0NANANA303.0NANANA
us-gaap:OtherLiabilitiesNoncurrent ▆█▃▅▇▆█▁▁▂▁▂▂▂▃▄▃▃▃▃▃▄▃▄▄▄▄▄▅▅▅▅▄▄▄▅▆▆▇▆▆▆▆488.0535.0333.0413.0497.0464.0550.0265.0279.0299.0272.0320.0311.0323.0355.0374.0343.0334.0329.0355.0358.0378.0359.0393.0398.0403.0407.0388.0419.0422.0424.0408.0389.0398.0397.0438.0473.0486.0495.0465.0463.0466.0469.0NANANA481.0NANANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▆▇▇▇██▇███▁145.0161.0163.0174.0185.0193.0177.0189.0188.0185.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA54.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA42.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA33.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA24.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA39.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:StockholdersEquity █▆▄▄▄▄▅▅▅▅▅▅▄▄▄▃▂▂▂▂▁▁▂▃▄▄▄▅▄▄▄▁▄▄▄▅▄▄▄▅▅▅▅5851.04627.03786.03449.03617.03725.04092.04199.04311.04235.04202.03941.03605.03438.03320.02807.02554.02173.02274.02601.01913.01942.02436.03171.03480.03667.03799.03942.03513.03450.03348.01774.03473.03470.03477.03861.03532.03460.03500.04169.04215.03908.03851.0NANANA4676.0NANANA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest █▆▅▄▄▄▅▅▅▅▅▅▄▄▄▃▂▂▂▂▁▁▂▃▄▄▄▅▄▄▄▁▄▄▄▅▄▄▄▅▅▅▄▆▅▆▆5943.04720.03879.03504.03654.03726.04093.04200.04312.04236.04203.03942.03606.03439.03321.02808.02555.02174.02275.02602.01914.01943.02437.03172.03481.03668.03800.03943.03514.03451.03349.01775.03474.03471.03478.03863.03533.03461.03501.04170.04216.03909.03852.04519.04450.04557.04979.0NANANA
us-gaap:CommonStockValue ██▅▅▅▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁279.0279.0229.0229.0229.0179.0179.0179.0179.0178.0177.0177.0177.0177.0176.0176.0176.0176.0176.0176.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0151.0NANANA151.0NANANA
us-gaap:AdditionalPaidInCapital ██▅▅▅▃▃▃▃▃▃▃▂▂▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▂▁▁▁▂▁▁▁▁▁▁▁▁▁5168.05152.04402.04398.04391.04024.04020.03947.03936.03924.03917.03909.03900.03895.03932.03937.03942.03969.04027.04092.03555.03594.03603.03598.03596.03633.03623.03623.03638.03675.03667.03665.03656.03693.03652.03642.03633.03658.03650.03643.03635.03654.03650.0NANANA3652.0NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▃▁▁▁▁▂▃▄▄▄▄▃▃▂▂▂▂▁▂▂▂▂▂▄▄▅▅▅▅▅▅▄▇▇▇█▇▇█████480.0-532.0-623.0-671.0-438.0151.0544.01221.01314.01255.01212.0629.0347.0142.0133.0-18.0-165.0-425.0-250.0-145.0-197.0-157.0190.01331.01510.01779.01862.01594.01808.01807.01762.01497.03296.03382.03463.03520.03484.03390.03616.03834.03819.03604.03698.0NANANA4209.0NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ███▇▇▇▇▆▆▆▆▆▆▆▆▅▅▅▅▅▅▅▅▅▅▅▅▆▄▄▄▂▁▁▁▂▁▁▁▂▂▂▂107.0-90.0-47.0-332.0-390.0-454.0-478.0-975.0-963.0-996.0-1026.0-771.0-818.0-775.0-845.0-1196.0-1303.0-1428.0-1497.0-1245.0-1299.0-1321.0-1169.0-1568.0-1432.0-1501.0-1441.0-1016.0-1644.0-1704.0-1752.0-3058.0-3148.0-3236.0-3268.0-2931.0-3215.0-3190.0-3367.0-2909.0-2840.0-2929.0-3068.0NANANA-2728.0NANANA
us-gaap:TreasuryStockValue ▃▃▃▃▃▃▃▃▃▃▂▁▁▁▂▂▂▂▃▄▅▅▅▅▅▆▆▆▆▇▇▇▇▇▇▇▇██████183.0182.0175.0175.0175.0175.0173.0173.0155.0126.078.03.01.01.076.092.096.0119.0182.0277.0297.0325.0339.0341.0345.0395.0396.0410.0440.0479.0480.0481.0482.0520.0521.0521.0521.0549.0550.0550.0550.0572.0580.0NANANA608.0NANANA
us-gaap:MinorityInterest ███▅▄▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁92.093.093.055.037.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.02.01.01.01.01.01.01.01.0NANANA303.0NANANA
us-gaap:StockIssuedDuringPeriodValueNewIssues NA790.0NANA410.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapitalNA742.0NANA360.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents us-gaap:CommonStockNA48.0NANA50.0NANANANANANANANANANANANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue █▁17.06.0NA10.08.02.0NA11.012.0-40.0NA7.05.039.0NA7.05.014.0NA7.04.05.0NA6.013.011.0NA15.02.09.0NA10.02.010.0NA9.03.09.0NA8.03.012.0NA12.02.03.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities █▃▄▄▁▂▄▃▄▃▄▅▅▂▄▄▅▂▃▄▄▃▃▃▃▃▄▂▇▆▃▃▃▄▄▃▅▅▃▃▃▃▃▂▁▂992.0111.0287.0213.0-220.0-142.0286.030.0337.029.0216.0429.0392.0-99.0261.0299.0377.0-135.0150.0264.0200.0113.051.093.079.0136.0245.0-106.0783.0570.0-7.037.0151.0233.0177.097.0435.0426.060.070.021.017.099.0-130.0-289.0-59.0NANANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▃█▇▇▆▁▅▆▆▆▆▇▆▆▇▇▇██▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▆▇▆▆▆▇▆▇▇▇-123.0-762.024.0-134.0-176.0-277.0-984.0-347.0-325.0-302.0-326.0-256.0-173.0-208.0-199.0-68.0-71.0-51.0-36.0-48.0-82.0-152.0-84.0-131.0-124.0-171.0-132.0-87.0-81.0-66.0-84.0-105.0-112.0-92.0-136.0-211.0-199.0-56.0-202.0-232.0-207.0-172.0-225.0-173.0-121.0-64.0NANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▃▂▄▁█▇▇▄▃▃▃▃▂▄▃▃▃▃▃▅▄▃▂▃▃▃▃▃▂▃▃▃▃▄▃▄▂▃▄▄▄▃▄▃▃▅-282.0-573.07.0-732.01323.0983.01137.0136.0-40.0-56.0-231.0-57.0-344.0117.0-205.0-64.0-119.0-4.0-29.0407.05.0-24.0-368.0-7.0-25.0-7.0-6.01.0-329.0-7.0-7.0-9.0-9.029.0-7.081.0-318.0-129.0284.044.0156.0-7.062.0-11.0-18.0302.0NANANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▇▁▆▃█▇▆▄▅▄▄▅▅▄▅▆▆▄590.0-1236.0331.0-642.0932.0558.0443.0-186.0-27.0-331.0-345.0113.0-145.0-180.0-139.0171.0196.0-186.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:DeferredIncomeTaxExpenseBenefit ▃▄▃▃▄▄▅▃▄▄▁▄▄▄▃▄▄▄▄▄▄▄█▃▂▂▄▄▄▄▁▄▄▄▄▃▄▄▃▃▄▄▅▃▄▄-80.03.0-94.0-24.0-18.06.0240.0-35.0-9.06.0-330.02.0-1.00.0-79.05.00.02.00.07.0-7.09.0598.0-40.0-179.0-166.070.0-10.012.04.0-362.05.0-6.04.0-12.0-21.063.044.0-78.0-33.035.08.0135.0-21.026.015.0NANANANA
us-gaap:DepreciationDepletionAndAmortization █▇▅▅▄▄▅▅▄▃▃▂▂▂▂▁▁▃▁▂▂▂▂▂▃▃▃▄▅▅▅▆▅▅▅▅▅▅▅▆▅▅▅▅▅▅202.0189.0162.0162.0159.0160.0162.0161.0150.0143.0137.0126.0130.0128.0125.0118.0121.0137.0123.0126.0129.0129.0129.0136.0138.0144.0138.0158.0165.0166.0170.0173.0170.0171.0171.0163.0164.0163.0169.0172.0171.0169.0168.0163.0162.0165.0NANANANA
us-gaap:IncreaseDecreaseInAccountsReceivable ▇█▃▅▂▅▂▂▃▅▃▄▅▅▂▄▄▅▄▃▅▄▂▂▃▂▃▅▃▆▄▂▃▅▁▃▄▅▂▄▄█▁▃▇▇398.0477.0-116.0152.0-231.097.0-244.0-237.0-96.0124.0-45.063.0125.0169.0-178.042.026.0146.055.0-55.0119.063.0-263.0-158.0-134.0-237.0-113.0210.0-130.0232.023.0-201.0-139.0203.0-332.0-73.0-16.0175.0-152.0-15.069.0522.0-278.0-115.0456.0426.0NANANANA
us-gaap:IncreaseDecreaseInInventories ▆▆▄▃▁▆▂▄▅▅▆▅▅▅▅▅▄▆▃▅▄▂▂▅▄▄▇▇▄▃▆▆▄▃▄▅▅▂▄▆█▃▄▇█▅160.0183.0-11.0-251.0-448.0204.0-300.0-73.027.050.0146.0105.047.076.0-6.0-2.0-15.0140.0-152.065.0-119.0-285.0-353.0104.0-109.0-33.0310.0278.0-81.0-260.0216.0189.0-38.0-166.0-24.084.012.0-264.0-51.0236.0426.0-151.0-24.0291.0410.011.0NANANANA
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet ▅▅█▄▅▆▇▆▄▅▅▅▅▆█▃▂▄▇▄▃▄▅▇▄▅▃▄▂▅▄▃▅▄▃▄▃▅▄▃▄▆▃▁▆▆20.012.099.0-33.018.038.062.053.0-21.02.07.03.0-2.038.0100.0-61.0-79.0-19.069.0-29.0-42.0-31.07.055.0-9.018.0-53.0-26.0-72.020.0-24.0-58.010.0-13.0-52.0-20.0-41.0-6.0-27.0-53.0-37.032.0-56.0-118.041.046.0NANANANA
us-gaap:NetCashProvidedByUsedInOperatingActivities █▃▄▄▁▂▄▃▄▃▄▅▅▂▄▄▅▂▃▄▄▃▃▃▃▃▄▂▇▆▃▃▃▄▄▃▅▅▃▃▃▃▃▂▁▂992.0111.0287.0213.0-220.0-142.0286.030.0337.029.0216.0429.0392.0-99.0261.0299.0377.0-135.0150.0264.0200.0113.051.093.079.0136.0245.0-106.0783.0570.0-7.037.0151.0233.0177.097.0435.0426.060.070.021.017.099.0-130.0-289.0-59.0NANANANA
us-gaap:NetIncomeLoss █▆▆▅▄▄▄▅▆▆▇▆▆▆▆▆▆▅▅▆▅▅▃▅▅▅▆▅▅▆▆▁▅▅▅▆▆▅▅▆▆▅▅▅▅▅▅▅▄▄1012.091.049.0-234.0-589.0-391.0-668.0-84.068.054.0592.0291.0214.018.0159.0147.0261.0-180.0-105.051.0-46.0-340.0-1133.0-173.0-261.0-75.0275.0-207.0-18.052.0270.0-1791.0-78.0-73.0-50.044.0101.0-219.0-211.022.0222.0-86.0-249.0-51.0-25.0-157.0-267.0-303.0-392.0-439.0
us-gaap:ProfitLoss █▆▆▅▄▄▄▅▆▆▇▆▆▆▆▆▆▅▅▆▅▅▃▅▅▅▆▅▅▆▆▁▅▅▅▆▆▅▅▆▆▅▅▅▅▅▅▅▄▄1012.091.049.0-234.0-589.0-391.0-668.0-84.068.054.0592.0291.0214.018.0159.0147.0261.0-180.0-105.051.0-46.0-340.0-1133.0-173.0-261.0-75.0275.0-207.0-18.052.0270.0-1791.0-78.0-73.0-51.044.0101.0-219.0-211.022.0222.0-86.0-249.0-51.0-24.0-158.0-268.0-307.0-392.0-439.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▃█▇▇▆▁▅▆▆▆▆▇▆▆▇▇▇██▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▆▇▆▆▆▇▆▇▇▇-123.0-762.024.0-134.0-176.0-277.0-984.0-347.0-325.0-302.0-326.0-256.0-173.0-208.0-199.0-68.0-71.0-51.0-36.0-48.0-82.0-152.0-84.0-131.0-124.0-171.0-132.0-87.0-81.0-66.0-84.0-105.0-112.0-92.0-136.0-211.0-199.0-56.0-202.0-232.0-207.0-172.0-225.0-173.0-121.0-64.0NANANANA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▃▃▃▃▄▆▆█▇▇█▆▄▅▅▄▂▁▁▁▂▃▂▃▂▄▃▂▂▂▃▃▂▃▄▃▅▄▅▅▅▄▆▄▃▃148.0136.0134.0136.0173.0282.0274.0350.0326.0302.0355.0265.0173.0208.0214.0171.073.047.038.051.069.0148.091.0133.0104.0172.0137.096.096.090.0149.0107.0105.0116.0187.0139.0208.0189.0222.0225.0221.0180.0250.0184.0117.0125.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▃▂▄▁█▇▇▄▃▃▃▃▂▄▃▃▃▃▃▅▄▃▂▃▃▃▃▃▂▃▃▃▃▄▃▄▂▃▄▄▄▃▄▃▃▅-282.0-573.07.0-732.01323.0983.01137.0136.0-40.0-56.0-231.0-57.0-344.0117.0-205.0-64.0-119.0-4.0-29.0407.05.0-24.0-368.0-7.0-25.0-7.0-6.01.0-329.0-7.0-7.0-9.0-9.029.0-7.081.0-318.0-129.0284.044.0156.0-7.062.0-11.0-18.0302.0NANANANA
us-gaap:ProceedsFromIssuanceOfLongTermDebt ▁▇▂▁█▂▆▁▁▁▁▁▁▆▁▆▁▁▁▁-1.0826.0105.0-5.0981.067.0702.00.00.00.00.00.00.0640.00.0737.00.00.00.00.0NANA0.00.0NANA0.00.00.00.00.0-1.0-2.0578.00.093.00.0392.0NANANANANANANANANANANANA
 us-gaap:RepaymentsOfLongTermDebt us-gaap:DebtInstrument x:SeniorNotesDueTwentyTwentyFiveNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PaymentsOfDividends NANA2.03.01.02.09.08.09.09.09.09.09.09.09.08.09.09.09.07.08.07.07.07.08.07.07.07.08.07.07.08.07.07.07.08.07.07.07.08.07.07.07.08.07.07.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument x:A12000SeniorSecuredNotesDueJune120252025SeniorSecuredNotesNA1.2e-05NANA1.2e-07NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument x:A2029SeniorNotesNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument x:A2029SeniorSecuredNotesBigRiverSteelNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument x:BigRiverSteelEnvironmentalRevenueBondsSeries2020NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument x:SeniorNotesDueTwentyTwentyFiveNA6.875e-06NANA6.875e-086.875e-086.25e-086.875e-086.875e-086.875e-086.25e-086.875e-086.875e-086.875e-086.875e-086.875e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument x:SeniorNotesDueTwentyTwentySixDomainNA6.25e-06NANA6.25e-086.25e-08NA6.25e-086.25e-086.25e-08NA6.25e-086.25e-086.25e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value279279229229229179179179179178177177177177176176176176176176151151151151151151151151151151151151151151151151151151151151151151151151
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.71.91.92.01.81.41.51.61.61.61.61.71.81.81.81.81.81.91.91.91.71.71.61.31.31.31.21.31.11.11.11.21.01.01.01.01.01.00.90.90.91.01.01.0

Shares Issued

us-gaap:SharesIssued us-gaap:StatementEquityComponents

us-gaap:SharesIssued

us-gaap:CommonStock


Shares
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value229178177176176150150150150150150150123123
Percentage of SharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStock


Shares
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-8.6738.509-2.858-1.203-2.614-4.645-5.271-6.246-6.644-6.922-7.252-7.576-7.587-5.791
Percentage of SharesIssued-3.84.8-1.6-0.7-1.5-3.1-3.5-4.1-4.4-4.6-4.8-5.0-6.1-4.7

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value286261220175170170172174179178178176176174161146146146145145145144156144144144171171144144452171591143143660143504143
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:StockCompensationPlan


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value0.91.45.75.94.9424.3273.7583.1791.6711.8321.9822.6793.5388.1624.613108.5678.6239.139108.8658.632.3367.6217.1775.5374.3524.333.8642.6571.9433.2623.5253.6423.089
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value3.750.360.51-1.06-3.36-2.3-3.89-0.490.390.313.351.641.210.10.910.841.49-1.03-0.590.32-0.32-2.32-7.75-1.18-1.79-0.521.9-1.42-0.120.361.88-12.38-0.54-0.51-0.350.30.7-1.52-1.470.151.54-0.6-1.74-0.35-0.17-1.1-1.86-2.11-2.92-3.78
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value3.530.350.51-1.06-3.36-2.3-3.89-0.490.390.313.331.621.20.10.90.831.48-1.03-0.590.32-0.32-2.32-7.75-1.18-1.79-0.521.88-1.42-0.120.341.88-12.38-0.54-0.51-0.350.280.62-1.52-1.390.151.33-0.6-1.74-0.35-0.17-1.1-1.86-2.11-2.92-3.78
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-302010-12-312010-09-302010-06-30
Value15116.08.09.04.0-4.010.0128.06.09.010.07.06.06.05.010.06.05.05.06.06.08.012119.09.08.09.05.09.09.010.09.010.010.09.08.08.09.09.09.0
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.30.00.40.40.20.00.30.30.20.00.20.30.20.00.20.20.40.00.20.20.30.00.30.40.30.00.20.20.20.00.20.20.20.00.20.20.00.20.20.20.20.2

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value120948334-176.0-525.0-367.0-171.0-96.01018433733817188510254386-111.0-357.0105-24.0-492.0-734.0-309.0-192.0-135.0-150.0421421001576-1701.010.0-41.0-387.032876-42.0-669.0-47.031153
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax25.81.40.0-8.5-26.2-15.30.0-3.12.82.40.09.14.72.80.07.812.3-4.10.03.9-0.9-21.00.0-10.9-6.6-4.10.09.21.02.20.0-41.20.2-0.90.07.11.5-0.80.0-0.96.11.1

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-09-302010-06-30
Value120948334-176.0-525.0-367.0-171.0-96.01018433733817188510254386-111.0-357.0105-24.0-492.0-734.0-309.0-192.0-135.0-150.0421421001576-1701.010.0-41.0-388.032876-42.0-669.0-47.0311-670.065-101.0
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax25.81.40.0-8.5-26.2-15.30.0-3.12.82.40.09.14.72.80.07.812.3-4.10.03.9-0.9-21.00.0-10.9-6.6-4.10.09.21.02.20.0-41.20.2-0.90.07.11.5-0.80.0-0.96.1-15.61.4-2.2

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value3678308023842295227426052781290232273172320431723121280827492829272525612430236023972436262926542792306634723848409740383911374941144242421643114477462646474560449846214115432141843639
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax78.591.40.0110.8113.7108.70.094.691.090.70.085.186.589.20.087.186.794.00.087.992.8104.10.093.896.393.70.083.993.190.80.090.892.992.30.092.789.289.40.089.787.995.095.796.189.493.4

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value3991323925192551262331233200314934303388337833563308301229853003283128232714255425562602302530003292345936754728436543264498583344364557448245904764524549624882482049554414463544833953
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax85.296.10.0123.1131.2130.30.0102.696.896.80.090.091.795.60.092.590.0103.60.095.198.9111.10.0106.0113.5105.70.0103.199.297.30.0141.2100.299.20.098.795.0101.40.096.194.1101.9102.7103.195.8101.5

Gains Losses On Extinguishment Of Debt

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GainsLossesOnExtinguishmentOfDebt


Gains
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-30
Value-1.0-255.00.00.00.00.0-21.0-3.0-28.0-46.0-22.0-31.0-1.00.00.00.0-24.0-36.00.00.0
Percentage of GainsLossesOnExtinguishmentOfDebt100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-7.60.00.00.00.00.0-0.1-0.8-1.50.0-1.0-0.00.00.00.0-0.90.00.00.0

us-gaap:GainsLossesOnExtinguishmentOfDebt us-gaap:DebtInstrument

x:ExportImportCreditAgreement


Gains
Period End2021-02-28
Value-3.0
Percentage of GainsLossesOnExtinguishmentOfDebt0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:ExportImportCreditAgreement0.0

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value97592-45.0-258.0-594.0-410.0-447.0-128.061622533142261970147245-161.0-107.070-53.0-326.0-540.0-223.0-447.0-249.0347-201.0-29.053-304.0-1787.0-75.0-66.0-59.017171-123.0-245.055287-70.0-208.0-60.0
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.82.70.0-12.5-29.7-17.10.0-4.21.71.80.08.46.30.60.04.57.8-5.90.02.6-2.1-13.90.0-7.9-15.4-7.60.0-4.4-0.71.20.0-43.3-1.7-1.40.00.43.4-2.40.01.15.6-1.4-4.8-1.3

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value493937394165454941-54.0337-67.0-45.0-49.0324-47.0-45.0-49.0
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest5.042.4-82.2-15.1-6.9-15.9-10.1-38.367.2-87.1133.2-21.3-19.9-257.9462.9-32.0-18.430.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.01.20.01.92.12.70.01.61.2-1.50.0-1.8-1.2-1.60.0-1.4-1.4-1.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-37.01.0-94.0-24.0-5.0-19.0221-44.0-7.08.0-339.023121.0-89.00.0-16.019-2.019-7.014593-50.0-186.0-174.0726.0-11.01.0-574.04.03.07.0-8.0-27.07096-34.033651641-9.072-7.0
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.80.00.0-1.2-0.2-0.80.0-1.4-0.20.20.00.60.30.00.00.0-0.50.70.00.7-0.30.60.0-1.8-6.4-5.30.00.1-0.20.00.00.10.10.20.0-0.61.41.90.00.61.30.31.0-0.21.5-0.2

us-gaap:IncomeTaxExpenseBenefit us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value211.011157.08.0131210.0-13.0420.00.00.00.00.00.00.0
Percentage of IncomeTaxExpenseBenefit-56.8100.0-11.7-62.5-140.0-42.15.9-27.3-142.9-162.5-12.40.00.00.0-0.00.0-0.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.00.00.70.40.30.00.40.3-0.40.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value84928284645045323134344143505360555857586053545653515657606162615885544566494547485050505243
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.82.70.04.13.22.10.01.00.91.00.01.11.21.60.01.81.72.10.02.22.32.30.02.01.81.60.01.21.41.40.01.51.31.80.01.01.30.90.00.90.91.01.21.11.11.1

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value10129149-234.0-589.0-391.0-668.0-84.0685459229121418159147261-180.0-105.051-46.0-340.0-1133.0-173.0-261.0-75.0275-207.0-18.052270-1791.0-78.0-73.0-50.044101-219.0-211.022222-86.0-249.0-51.0-25.0-157.0-267.0-303.0-392.0-439.0
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.62.70.0-11.3-29.4-16.30.0-2.71.91.50.07.85.90.60.04.58.3-6.60.01.9-1.8-14.50.0-6.1-9.0-2.30.0-4.5-0.41.20.0-43.4-1.8-1.60.00.92.0-4.20.00.44.3-1.8-5.8-1.1-0.5-4.0-8.0-10.8-18.4-16.0

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value103442543-211.0-532.0-375.0-376.0-80.0115111313373301137148245313-98.0-64.013228-261.0-453.0-170.0-392.0-187.0397-141.035122-229.0-1702.0-7.0385.062253-73.0-143.0199300-91.0-114.0-80.0241-13.0-329.0-412.0-465.0-478.0
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.112.60.0-10.2-26.6-15.60.0-2.63.23.20.010.08.34.40.07.510.0-3.60.04.91.1-11.10.0-6.0-13.5-5.70.0-3.10.82.70.0-41.2-0.20.80.01.35.0-1.40.03.95.9-1.9-2.7-1.85.1-0.3-9.8-14.6-21.9-17.4

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems


Operating
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-06-302016-03-312015-03-31
Value-50.063-109.0-279.0-218.0-63.0-13.0-31.0-78.0-27.0-20.010.0-102.02160-51.035-9.0-166.0
Percentage of OperatingIncomeLoss-4.814.820.574.458.078.8-11.3-27.9-24.9-7.2-6.67.3-68.98.619.252.0125.03.488.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.11.9-5.5-11.60.0-2.1-0.4-0.90.0-0.7-0.60.30.00.61.9-1.91.4-0.4-5.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MaterialReconcilingItems0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems, us-gaap:NatureOfExpense

us-gaap:MaterialReconcilingItems, us-gaap:RestructuringCharges


Operating
Period End2021-06-302021-03-312020-06-302020-03-31
Value-31.0-6.0-89.0-41.0
Percentage of OperatingIncomeLoss-3.0-1.416.710.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.7-0.2-4.5-1.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MaterialReconcilingItems us-gaap:RestructuringCharges0.00.00.00.0

us-gaap:MaterialReconcilingItems, x:PropertySaleDomain


Operating
Period End2021-06-30
Value15
Percentage of OperatingIncomeLoss1.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MaterialReconcilingItems x:PropertySaleDomain0.0

us-gaap:MaterialReconcilingItems, x:TubularAssetImpairmentChargesDomain


Operating
Period End2021-06-302020-06-302020-03-31
Value-28.00.0-263.0
Percentage of OperatingIncomeLoss-2.7-0.070.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.60.0-11.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MaterialReconcilingItems x:TubularAssetImpairmentChargesDomain0.00.00.0

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems, us-gaap:NatureOfExpense, x:PlantLocation

us-gaap:MaterialReconcilingItems, x:AcquisitionCosts, x:BigRiverSteel


Operating
Period End2021-06-302021-03-31
Value0.0-9.0
Percentage of OperatingIncomeLoss0.0-2.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-0.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MaterialReconcilingItems x:AcquisitionCosts x:BigRiverSteel0.00.0

us-gaap:MaterialReconcilingItems, x:GainOnPreviouslyHeldInvestment, x:BigRiverSteel


Operating
Period End2021-06-302021-03-31
Value0.0111
Percentage of OperatingIncomeLoss0.026.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.03.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MaterialReconcilingItems x:GainOnPreviouslyHeldInvestment x:BigRiverSteel0.00.0

us-gaap:MaterialReconcilingItems, x:InventoryStepUpAmortization, x:BigRiverSteel


Operating
Period End2021-06-302021-03-31
Value0.0-24.0
Percentage of OperatingIncomeLoss0.0-5.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-0.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MaterialReconcilingItems x:InventoryStepUpAmortization x:BigRiverSteel0.00.0

us-gaap:MaterialReconcilingItems, x:UnrealizedLosses, x:BigRiverSteel


Operating
Period End2021-06-302021-03-31
Value-6.0-9.0
Percentage of OperatingIncomeLoss-0.6-2.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MaterialReconcilingItems x:UnrealizedLosses x:BigRiverSteel0.00.0

us-gaap:OperatingIncomeLoss us-gaap:NatureOfExpense, us-gaap:StatementBusinessSegments

us-gaap:RestructuringCharges, us-gaap:MaterialReconcilingItems


Operating
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.0-89.0-41.0-221.0-54.00.00.0
Percentage of OperatingIncomeLoss-0.016.710.958.867.50.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-4.5-1.70.0-1.80.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RestructuringCharges us-gaap:MaterialReconcilingItems0.00.00.00.00.00.00.0

us-gaap:OperatingIncomeLoss us-gaap:NatureOfExpense, us-gaap:StatementBusinessSegments, x:Location

us-gaap:Fire, us-gaap:MaterialReconcilingItems, x:Clairton


Operating
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.04.00.03.0-9.0-13.0-31.0
Percentage of OperatingIncomeLoss-0.0-0.8-0.0-0.811.2-11.3-27.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.20.00.0-0.3-0.4-0.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Fire us-gaap:MaterialReconcilingItems x:Clairton0.00.00.00.00.00.00.0

x:TubularInventoryAdjustment, us-gaap:MaterialReconcilingItems, x:Tubular


Operating
Period End2020-09-302020-06-302019-06-30
Value0.0-24.00.0
Percentage of OperatingIncomeLoss-0.04.50.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-1.20.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:TubularInventoryAdjustment us-gaap:MaterialReconcilingItems x:Tubular0.00.00.0

x:UPIGainonpreviousholdings, us-gaap:MaterialReconcilingItems, x:UPIMember


Operating
Period End2020-09-302020-06-302020-03-312019-06-302019-03-31
Value0.00.0250.00.0
Percentage of OperatingIncomeLoss-0.0-0.0-6.70.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.01.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:UPIGainonpreviousholdings us-gaap:MaterialReconcilingItems x:UPIMember0.00.00.00.00.0

us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments

us-gaap:AllOtherSegments


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value148.0-13.0-21.01.0-3.08.010.08.01116171110.0129.013211810.0149.010.06.08.0183417131514435.09.0131617168.09.0128.08.02810.0
Percentage of OperatingIncomeLoss1.41.96.23.9-0.30.8-10.08.77.23.54.35.68.06.84.92.9-13.3-32.813.635.7-5.4-2.0-5.9-1.5-4.34.5-24.148.610.7-6.6-0.8-614.313.2180.021.06.3-23.3-11.24.03.0-13.2-7.0-10.011.6-76.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.2-0.6-1.10.00.00.30.30.20.00.40.50.30.00.40.30.50.00.70.40.60.00.40.20.20.00.70.40.30.00.31.00.10.00.30.30.30.00.20.20.20.20.20.60.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AllOtherSegments0.00.00.00.00.00.066.783.357.10.094.1100.078.60.092.347.481.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:MaterialReconcilingItems


Operating
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.0-109.0-279.0-218.0-63.0-13.0-31.0-78.0-27.0-20.010.0-60.07.072-51.0-126.0-6.035-9.0-316.0-130.0-288.0-166.0-23.0-620.0-97.0-32.0-375.0-1815.0-54.0-56.0-54.0-109.0-77.0-368.0-117.0-96.0-96.0-71.0-37.0-73.0-57.0-44.0
Percentage of OperatingIncomeLoss-0.020.574.458.078.8-11.3-27.9-24.9-7.2-6.67.3-40.52.923.052.0196.9-4.5125.03.469.876.573.588.8-5.8439.7-277.1-26.2163.8106.6771.4-147.4-1080.0-175.8-30.4504.181.8-48.2-32.078.032.591.2-23.7338.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-5.5-11.60.0-2.1-0.4-0.90.0-0.7-0.60.30.00.22.3-1.90.0-0.21.4-0.40.0-4.6-9.9-5.10.0-13.5-2.2-0.70.0-43.9-1.2-1.20.0-2.3-1.5-7.10.0-1.9-1.9-1.5-0.9-1.6-1.2-1.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MaterialReconcilingItems0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:FlatRolledProducts


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value579146-159.0-329.0-35.0-79.046134953213052243387161220-90.0-188.0-88.0-18.0-64.0-67.024734730858782-51.0-13.01129-72.0203374-57.0-161.0111-80.0
Percentage of OperatingIncomeLoss56.034.475.461.89.321.0-57.5116.585.6102.681.874.424.158.865.770.391.872.019.410.616.335.862.2-246.185.769.7-38.0-4.8728.6-34.2220.046.850.3102.0124.762.6201.246.1615.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.44.3-7.7-16.4-1.50.01.53.82.70.08.26.21.00.05.07.0-3.3-8.00.0-0.6-2.2-2.00.07.60.71.90.02.0-1.2-0.30.00.60.04.07.3-1.2-3.62.4-2.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:FlatRolledProducts0.00.00.00.00.00.02.05.34.00.011.69.21.60.07.210.2-4.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:MiniMill


Operating
Period End2021-06-302021-03-31
Value284132
Percentage of OperatingIncomeLoss27.531.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.13.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:MiniMill0.00.0

x:TotalReportableSegments


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value1070354-198.0-402.0-97.0-155.0-25.0118134380384304116193227246-60.0-266.0-146.0-50.0-110.0-29.0402445115141131994.08950158
Percentage of OperatingIncomeLoss103.583.393.875.625.941.231.2102.6120.7121.4102.9101.084.7130.492.778.661.2101.932.229.428.115.5101.3-315.6328.6115.6-57.2-5.8-57.1234.21000.0254.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.810.5-9.6-20.1-4.00.0-0.83.33.80.010.38.43.70.07.07.8-2.2-11.40.0-1.8-3.8-0.90.09.72.63.20.02.40.11.90.03.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:TotalReportableSegments0.00.00.00.00.00.0-0.83.33.80.010.38.53.70.07.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:TubularProducts


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value0.0-29.0-52.0-47.0-48.0-46.0-25.0-6.010.0-3.07.0-35.0-27.0-6.0-7.0-29.0-57.0-64.0-64.0-50.0-66.01.0121694724324945643210211913431301139745
Percentage of OperatingIncomeLoss0.0-6.824.68.812.812.231.2-5.29.0-1.01.9-11.6-19.7-4.1-2.9-9.358.224.514.129.416.8-0.530.5-48.9134.319.7-14.0-2.9-642.9168.4640.0164.5-83.267.310.3-33.0-141.240.2-346.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-0.9-2.5-2.4-2.00.0-0.8-0.20.30.00.2-1.0-0.90.0-0.2-0.9-2.1-2.70.0-1.8-2.30.00.01.51.10.50.01.21.01.40.02.20.02.60.60.62.52.11.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:TubularProducts0.00.00.00.00.00.0-9.5-1.92.90.02.2-11.3-10.20.0-2.5-12.4-33.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:UsSteelEurope


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value20710513-26.0-14.0-30.0-46.0-10.0296272115110112735587-14.06.01820373429383212-32.010.0387.027
Percentage of OperatingIncomeLoss20.024.7-6.24.93.78.057.5-8.726.119.819.338.280.375.729.817.6-88.85.4-1.3-10.6-5.1-19.88.6-20.6108.626.2-5.21.9-142.9100.0140.043.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.43.10.6-1.3-0.60.0-1.5-0.30.80.01.93.23.50.02.21.73.2-0.60.00.60.71.10.00.60.90.70.0-0.80.20.80.00.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:UsSteelEurope0.00.00.00.00.00.0-8.9-1.53.90.09.413.613.40.010.37.412.90.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value23-47.0373420-23.023-40.012-17.0-2.0-10.0-87.04040448223-79.010.0-31.061-21.0-5.025-103.0-27.0107-12.0-2.0173119-37.03860-91.0107-5.0-136.022
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.5-1.40.01.61.0-1.00.0-1.30.3-0.50.0-0.3-2.41.30.01.42.60.80.00.4-1.22.60.0-0.20.9-3.10.02.3-0.3-0.00.00.80.4-0.80.01.3-1.82.10.0-2.70.4

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-30
Value23-47.03420-23.0-40.012-17.0-10.0-87.04044822310.0-30.061-5.025-103.0107-12.0-2.03119-37.060-91.0107-136.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.096.8100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.5-1.41.61.0-1.0-1.30.3-0.5-0.3-2.41.31.42.60.80.4-1.22.6-0.20.9-3.12.3-0.3-0.00.80.4-0.81.3-1.82.1-2.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value197-43.0285586424497-12.03330-255.047-43.07035110712569-252.05422-152.0399-136.069-60.0-425.062860481306908832-337.0284-25.0177-458.0-69.089
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.2-1.30.02.83.21.00.0-0.40.90.90.01.3-1.22.20.03.34.02.50.02.00.9-6.50.0-4.82.4-1.80.013.71.41.10.02.22.00.70.06.1-0.53.40.0-1.41.7

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value20524288162952479303232-250.05047465446464842-224.0-131.04443
Percentage of OtherComprehensiveIncomeLossNetOfTax104.1-55.8101.127.645.3216.796.4-250.097.0106.798.0106.4-109.365.750.536.866.788.9190.9147.496.363.8-71.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.40.70.00.81.52.20.01.00.90.90.01.31.31.51.71.51.71.81.6-9.6-4.61.51.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value-31.0-20.0-40.08.015-5.0-5.0-2.0-11.015-3.08.0-3.0-16.09.0-3.00.0-4.010.0110.00.00.0
Percentage of OtherComprehensiveIncomeLossNetOfTax-15.746.5-14.013.823.4-20.8-1.016.7-33.350.01.217.07.0-22.98.4-2.40.0-7.445.5-7.2-0.00.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.7-0.60.00.40.8-0.20.0-0.1-0.30.40.00.2-0.1-0.50.3-0.10.0-0.10.40.50.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value23-47.0373420-23.023-40.012-17.0-2.0-11.0-87.04044822310.0-30.061-5.025-103.0
Percentage of OtherComprehensiveIncomeLossNetOfTax11.7109.313.058.631.2-95.84.6333.336.4-56.70.8-23.4202.357.141.165.633.318.5-136.4-40.13.736.2171.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.5-1.40.01.61.0-1.00.0-1.30.3-0.50.0-0.3-2.41.31.42.60.80.4-1.22.6-0.20.9-3.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-4.0-18.0-10.030-7.03.0-8.04.0-5.03.04.0-2.08.0-10.0-7.0-12.0-16.0-9.014-6.01.0-13.02.01.0-2.0-11.0-2.0-5.0-5.0-9.0-14.0-24.0-11.0-20.0-11.0-1.0-17.0-5.0-59.0-98.03469-46.0127-99.0-68.0
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.50.01.4-0.40.10.00.1-0.10.10.0-0.10.2-0.30.0-0.4-0.5-0.30.0-0.20.0-0.60.00.0-0.1-0.30.0-0.1-0.1-0.20.0-0.6-0.2-0.40.0-0.0-0.3-0.10.0-1.90.71.4-1.12.8-2.1-1.7

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value10129149-234.0-589.0-391.0-668.0-84.0685459229121418159147261-180.0-105.051-46.0-340.0-1133.0-173.0-261.0-75.0275-207.0-18.052270-1791.0-78.0-73.0-51.044101-219.0-211.022222-86.0-249.0-51.0-24.0-158.0-268.0-307.0-392.0-439.0
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.62.70.0-11.3-29.4-16.30.0-2.71.91.50.07.85.90.60.04.58.3-6.60.01.9-1.8-14.50.0-6.1-9.0-2.30.0-4.5-0.41.20.0-43.4-1.8-1.60.00.92.0-4.20.00.44.3-1.8-5.8-1.1-0.5-4.1-8.0-10.9-18.4-16.0

us-gaap:ProfitLoss us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value283826243457323731-41.0295-67.0-45.0-49.0324-47.0-45.0-49.0
Percentage of ProfitLoss2.841.853.1-10.3-5.8-14.6-4.8-44.045.6-75.949.8-23.0-21.0-272.2203.8-32.0-17.227.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.61.10.01.21.72.40.01.20.9-1.20.0-1.8-1.2-1.60.0-1.4-1.4-1.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value101291-234.0-589.0-391.0-84.0685429121418147261-180.051-46.0-340.0-173.0-261.0-75.0-207.0-18.052-1791.0-78.0-73.044101-219.022222-86.0-249.0-51.0-25.0-157.0
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0104.299.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.62.7-11.3-29.4-16.3-2.71.91.57.85.90.64.58.3-6.61.9-1.8-14.5-6.1-9.0-2.3-4.5-0.41.2-43.4-1.8-1.60.92.0-4.20.44.3-1.8-5.8-1.1-0.5-4.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value46843369229620722000239728243069354534993691372936093149313332483144272526502686258423412572283029003272407245874400444842694131442945954487465250175172481950815120486443004497468138963354281721272750
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value50253664256223402091274825052702317531243343335136093149313332483144272526502686258423412572283029003272407245874400444842694131442945954487465250175172481950815120486443004497468138963354281721272750
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax107.3108.8111.6112.9104.6114.688.788.089.689.390.689.9100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ConsolidationItems

srt:ReportableLegalEntities


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5025366423402091274828243069354534993691372936093149
Percentage of Revenues100.0100.0100.0100.0100.0112.7113.6111.7112.0110.4111.3100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax107.3108.8112.9104.6114.6100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ReportableLegalEntities0.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IntersegmentElimination


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-236.0-139.00.00.0-402.00.00.00.0-384.00.00.00.0-179.0431040.0-20.01.03.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues-4.7-3.80.00.0-16.00.00.00.0-11.50.00.00.0-5.71.33.30.0-0.80.00.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-5.0-4.10.00.0-14.20.00.00.0-10.40.00.00.0-5.71.33.30.0-0.80.00.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:MaterialReconcilingItems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value-236.0-139.0-65.0-94.0
Percentage of Revenues-4.7-3.8-3.1-3.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-5.0-4.1-3.2-3.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MaterialReconcilingItems0.00.00.00.0

us-gaap:Revenues us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

srt:ReportableLegalEntities, us-gaap:AllOtherSegments


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value403944284242404244-80.0484945
Percentage of Revenues0.81.11.91.31.51.71.51.31.4-2.41.41.41.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.91.22.11.41.81.51.31.21.3-2.21.31.41.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ReportableLegalEntities us-gaap:AllOtherSegments0.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:ReportableLegalEntities, us-gaap:MaterialReconcilingItems


Revenuesus-gaap:
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-95.0-65.0-94.0-51.0-118.0-129.0-104.0-118.0-69.0-108.0-89.0
Percentage of Revenues-4.1-3.1-3.4-2.0-4.4-4.1-3.3-3.5-2.1-3.0-2.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.6-3.2-3.9-1.8-3.8-3.6-3.0-3.2-1.9-3.0-2.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ReportableLegalEntities us-gaap:MaterialReconcilingItems0.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:ReportableLegalEntities, x:FlatRolledProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3054231517991539203620892363263424742419266424942103
Percentage of Revenues60.863.276.973.674.183.487.583.079.272.479.569.166.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax65.268.786.877.084.974.077.074.370.765.571.469.166.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ReportableLegalEntities x:FlatRolledProducts0.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:ReportableLegalEntities, x:MiniMill


Revenuesus-gaap:
Period End2021-06-302021-03-31
Value901512
Percentage of Revenues17.914.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax19.215.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ReportableLegalEntities x:MiniMill0.00.0

srt:ReportableLegalEntities, x:TotalReportableSegments


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5221376423912128280028333147363235593505375036683193
Percentage of Revenues103.9102.7102.2101.8101.9113.1116.5114.4113.9104.8111.9101.6101.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax111.5111.7115.4106.4116.8100.3102.5102.5101.795.0100.6101.6101.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ReportableLegalEntities x:TotalReportableSegments0.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:ReportableLegalEntities, x:TubularProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value18713896185258266263317345339315311266
Percentage of Revenues3.73.84.18.89.410.69.710.011.010.19.48.68.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.04.14.69.210.89.48.68.99.99.28.48.68.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ReportableLegalEntities x:TubularProducts0.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:ReportableLegalEntities, x:UsSteelEurope


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1079799496404506478521681740747771863824
Percentage of Revenues21.521.821.219.318.419.119.321.423.722.323.023.926.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.023.723.920.221.116.917.019.221.120.220.723.926.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ReportableLegalEntities x:UsSteelEurope0.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IntersegmentElimination, us-gaap:AllOtherSegments


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value272928231928272830303131323130292930272725272428252832333434333235343413
Percentage of Revenues0.50.81.11.00.91.01.11.00.91.00.90.90.91.01.00.90.91.11.01.01.01.20.91.00.90.90.80.70.80.80.80.80.80.70.80.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.91.21.10.91.21.00.90.80.90.80.80.91.01.00.90.91.11.01.01.01.20.91.00.90.90.80.70.80.80.80.80.80.70.80.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination us-gaap:AllOtherSegments0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination, us-gaap:MaterialReconcilingItems


Revenuesus-gaap:
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-95.0-65.0-94.0-51.0-118.0-129.0-104.0-118.0-69.0-108.0-89.0-71.0-72.0-133.0-64.0-44.0-48.0-101.0-95.0-132.0-272.0-353.0-403.0-339.0-307.0-359.0-363.0-371.0-388.0-499.0
Percentage of Revenues-4.1-3.1-3.4-2.0-4.4-4.1-3.3-3.5-2.1-3.0-2.8-2.3-2.2-4.2-2.3-1.9-1.9-3.6-3.3-4.0-6.7-7.7-9.2-7.6-7.2-8.7-8.2-8.1-8.6-10.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.6-3.2-3.9-1.8-3.8-3.6-3.0-3.2-1.9-3.0-2.8-2.3-2.2-4.2-2.3-1.9-1.9-3.6-3.3-4.0-6.7-7.7-9.2-7.6-7.2-8.7-8.2-8.1-8.6-10.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination us-gaap:MaterialReconcilingItems0.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination, x:FlatRolledProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value6343337142623186956983325957404292219.00.00.016237269103240319325303273324326335350415
Percentage of Revenues1.31.21.33.02.02.31.23.23.02.22.51.01.61.81.31.32.90.80.30.00.00.70.92.52.43.15.97.07.46.86.47.87.47.37.88.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.31.31.43.42.12.61.12.82.72.02.20.91.61.81.31.32.90.80.30.00.00.70.92.52.43.15.97.07.46.86.47.87.47.37.88.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination x:FlatRolledProducts0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination, x:MiniMill


Revenuesus-gaap:
Period End2021-06-302021-03-31
Value14262
Percentage of Revenues2.81.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.01.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination x:MiniMill0.00.0

us-gaap:IntersegmentElimination, x:TotalReportableSegments


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value20911034724666249099748738765841431043417247370104240320369305274327328337354486
Percentage of Revenues4.23.01.33.12.22.41.03.33.12.42.61.12.11.81.31.33.31.20.70.92.62.43.25.97.08.46.96.47.97.47.37.910.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.53.31.53.52.32.80.82.92.82.12.41.02.11.81.31.33.31.20.70.92.62.43.25.97.08.46.96.47.97.47.37.910.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination x:TotalReportableSegments0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination, x:TubularProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value3.04.01.00.03.03.0-1.01.01.02.01.02.02.00.01.00.00.00.00.00.02.00.00.00.00.00.00.00.01.01.01.02.01.01.02.03.0
Percentage of Revenues0.10.10.00.00.10.1-0.00.00.00.10.00.10.10.00.00.00.00.00.00.00.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.00.00.10.1-0.00.00.00.10.00.10.10.00.00.00.00.00.00.00.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination x:TubularProducts0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination, x:UsSteelEurope


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value1.01.00.01.01.01.0-6.03.03.03.03.04.0151.00.01.012131.01.01.01.01.01.01.01.00.01.0431.00.01.01.01.02.068
Percentage of Revenues0.00.00.00.00.00.0-0.20.10.10.10.10.10.40.00.00.00.40.50.00.00.00.00.00.00.00.00.00.01.00.00.00.00.00.00.01.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.10.0-0.20.10.10.10.10.10.40.00.00.00.40.50.00.00.00.00.00.00.00.00.00.01.00.00.00.00.00.00.01.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination x:UsSteelEurope0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Revenues us-gaap:ProductOrService

x:Coatedsheets


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value153312971028101191594091199610851007103311111107100387510541028983
Percentage of Revenues30.535.440.143.243.834.236.436.934.232.230.933.230.731.927.932.532.736.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.738.544.848.845.839.232.332.530.628.828.029.830.731.927.932.532.736.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Coatedsheets0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:Coldrolledsheets


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1118946657598368643635686725749708809839737687655656685
Percentage of Revenues22.225.825.625.617.623.425.325.422.824.021.224.123.223.421.920.220.925.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.928.128.628.918.426.822.522.420.521.419.221.723.223.421.920.220.925.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Coldrolledsheets0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:Hotrolledsheets


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value16651085542432385707701736969109511941031979925886798842729
Percentage of Revenues33.129.621.218.518.425.728.027.230.535.135.730.827.129.428.324.626.826.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.532.223.620.819.229.524.824.027.331.332.327.627.129.428.324.626.826.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Hotrolledsheets0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:OtherProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value471183194192202170278312318212304339319167290396305129
Percentage of Revenues9.45.07.68.29.76.211.111.510.06.89.110.18.85.39.312.29.74.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.15.48.49.310.17.19.810.29.06.18.29.18.85.39.312.29.74.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:OtherProducts0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:SemifinishedProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value4615315.032282771126921081235346133667728
Percentage of Revenues0.90.41.20.21.51.01.12.64.02.93.23.71.51.54.22.02.41.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.00.41.40.21.61.21.02.33.62.62.93.31.51.54.22.02.41.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:SemifinishedProducts0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:Tubular


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value192138110102189260272268322344344316312271262279236171
Percentage of Revenues3.83.84.34.49.09.510.99.910.111.010.39.48.68.68.48.67.56.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.14.14.84.99.410.89.68.79.19.89.38.58.68.68.48.67.56.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Tubular0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

x:Coatedsheets, x:FlatRolledProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1020878788778713711684765816728758829797706611787756748
Percentage of Revenues20.324.030.833.234.125.927.328.325.723.322.724.722.122.419.524.224.027.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.826.134.337.535.629.724.224.923.020.820.522.222.122.419.524.224.027.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Coatedsheets x:FlatRolledProducts0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:Coatedsheets, x:MiniMill


Revenuesus-gaap:
Period End2021-06-302021-03-31
Value179121
Percentage of Revenues3.63.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.83.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Coatedsheets x:MiniMill0.00.0

x:Coatedsheets, x:UsSteelEurope


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value334298240233202229227231269279275282310297264267272235
Percentage of Revenues6.68.19.410.09.78.39.18.58.58.98.28.48.69.48.48.28.78.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.18.810.511.210.19.68.07.57.68.07.57.68.69.48.48.28.78.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Coatedsheets x:UsSteelEurope0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:Coldrolledsheets, x:FlatRolledProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value889784607555342598581627643661617718735639594576579606
Percentage of Revenues17.721.423.723.716.421.823.223.220.321.218.521.420.420.319.017.718.422.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax19.023.326.426.817.124.920.620.418.118.916.719.320.420.319.017.718.422.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Coldrolledsheets x:FlatRolledProducts0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:Coldrolledsheets, x:MiniMill


Revenuesus-gaap:
Period End2021-06-302021-03-31
Value12779
Percentage of Revenues2.52.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.72.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Coldrolledsheets x:MiniMill0.00.0

x:Coldrolledsheets, x:UsSteelEurope


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value10283504326455459828891911049893797779
Percentage of Revenues2.02.32.01.81.21.62.22.22.62.82.72.72.93.13.02.42.42.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.22.52.22.11.31.91.91.92.32.52.52.42.93.13.02.42.42.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Coldrolledsheets x:UsSteelEurope0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:Hotrolledsheets, x:FlatRolledProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value653450293239239502522537682763840764640572538525562420
Percentage of Revenues13.012.311.410.211.418.320.819.921.524.425.122.817.718.217.216.217.915.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.913.412.811.511.920.918.517.519.221.822.820.517.718.217.216.217.915.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Hotrolledsheets x:FlatRolledProducts0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:Hotrolledsheets, x:MiniMill


Revenuesus-gaap:
Period End2021-06-302021-03-31
Value451249
Percentage of Revenues9.06.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.67.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Hotrolledsheets x:MiniMill0.00.0

x:Hotrolledsheets, x:UsSteelEurope


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value561386249193146205179199287332354267339353348273280309
Percentage of Revenues11.210.59.78.27.07.57.17.49.010.610.68.09.411.211.18.48.911.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.011.510.89.37.38.66.36.58.19.59.67.29.411.211.18.48.911.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Hotrolledsheets x:UsSteelEurope0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:OtherProducts, us-gaap:AllOtherSegments


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1310.020219.014151212141417171413131916
Percentage of Revenues0.30.30.80.90.40.50.60.40.40.40.40.50.50.40.40.40.60.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.30.91.00.40.60.50.40.30.40.40.50.50.40.40.40.60.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:OtherProducts us-gaap:AllOtherSegments0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:OtherProducts, x:FlatRolledProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value42914815315117213624427927716524628126212023334625490
Percentage of Revenues8.54.06.06.58.24.99.710.38.75.37.48.47.33.87.410.78.13.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.24.46.77.38.65.78.69.17.84.76.77.57.33.87.410.78.13.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:OtherProducts x:FlatRolledProducts0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:OtherProducts, x:MiniMill


Revenuesus-gaap:
Period End2021-06-302021-03-31
Value2.01.0
Percentage of Revenues0.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:OtherProducts x:MiniMill0.00.0

x:OtherProducts, x:TubularProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value6.06.05.05.04.04.04.05.05.08.010.09.010.07.09.08.08.09.0
Percentage of Revenues0.10.20.20.20.20.10.20.20.20.30.30.30.30.20.30.20.30.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.20.20.20.20.20.10.20.10.20.30.20.30.20.30.20.30.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:OtherProducts x:TubularProducts0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:OtherProducts, x:UsSteelEurope


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value211816151716151624253432302635292414
Percentage of Revenues0.40.50.60.60.80.60.60.60.80.81.01.00.80.81.10.90.80.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.50.70.70.90.70.50.50.70.70.90.90.80.81.10.90.80.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:OtherProducts x:UsSteelEurope0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:SemifinishedProducts, x:FlatRolledProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.012315.03127276912188106401.09.056150.01.0
Percentage of Revenues0.00.31.20.21.51.01.12.63.82.83.21.20.00.31.80.50.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.41.40.21.61.11.02.23.42.52.91.10.00.31.80.50.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:SemifinishedProducts x:FlatRolledProducts0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

x:SemifinishedProducts, x:UsSteelEurope


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value463.00.00.01.01.00.02.05.04.02.083523777517727
Percentage of Revenues0.90.10.00.00.00.00.00.10.20.10.12.51.41.22.51.62.41.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.00.10.00.00.10.00.00.10.10.10.12.21.41.22.51.62.41.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:SemifinishedProducts x:UsSteelEurope0.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:Tubular, x:TubularProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value17812810191178251263257311335333304299259253268226162
Percentage of Revenues3.53.53.93.98.59.110.59.59.810.710.09.18.38.28.18.37.25.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.83.84.44.48.910.59.38.48.89.69.08.28.38.28.18.37.25.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Tubular x:TubularProducts0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:Tubular, x:UsSteelEurope


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1410.09.011119.09.011119.0111213129.01110.09.0
Percentage of Revenues0.30.30.40.50.50.30.40.40.30.30.30.40.40.40.30.30.30.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.30.40.50.50.40.30.40.30.30.30.30.40.40.30.30.30.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:Tubular x:UsSteelEurope0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:StatementBusinessSegments

us-gaap:AllOtherSegments


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1310.020219.0141512121414174945434248464038375211815154455108535357581015757406316723010115239628927011
Percentage of Revenues0.30.30.80.90.40.50.60.40.40.40.40.51.41.41.41.31.51.71.51.41.42.24.60.50.51.31.42.41.21.21.31.42.31.21.30.91.33.24.82.03.00.81.42.05.80.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.30.91.00.40.60.50.40.30.40.40.51.41.41.41.31.51.71.51.41.42.24.60.50.51.31.42.41.21.21.31.42.31.21.30.91.33.24.82.03.00.81.42.05.80.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AllOtherSegments0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0288.2321.4330.8323.1252.6287.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:FlatRolledProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value29912272187217281497197420582277253924052567263224942103222622492243188617482173207021252297285934443263333031353055320234383626355754503487366632585168301832662674
Percentage of Revenues59.562.073.173.871.671.882.284.380.077.076.878.569.166.871.169.271.369.274.784.573.173.370.270.275.174.274.973.474.072.374.880.876.5113.168.671.667.0120.267.169.868.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax63.967.481.583.474.982.472.974.271.668.769.570.669.166.871.169.271.369.274.784.573.173.370.270.275.174.274.973.474.072.374.880.876.5113.168.671.667.0120.267.169.868.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:FlatRolledProducts0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0102.4102.8109.5100.0104.3101.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:MiniMill


Revenuesus-gaap:
Period End2021-06-302021-03-31
Value759450
Percentage of Revenues15.112.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.213.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:MiniMill0.00.0

x:TotalReportableSegments


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value501236542542231920822734280930573533348536773712366831933340323532292743233325832815288533604289483247504734451944324691490948185111
Percentage of Revenues99.799.799.299.199.699.5112.1113.1111.3111.6110.0110.8101.6101.4106.699.6102.7100.799.7100.499.599.5102.7105.3105.3108.0106.4105.9107.3105.9106.8107.4109.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax107.0108.5110.7111.9104.1114.199.599.699.799.699.699.5101.6101.4106.699.6102.7100.799.7100.499.599.5102.7105.3105.3108.0106.4105.9107.3105.9106.8107.4109.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:TotalReportableSegments0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0102.1101.9107.1100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:TubularProducts


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value18413410696182255267262316343343313311266263276234171108168199160371742700687644647733710687636790798848697643655681681446
Percentage of Revenues3.73.74.14.18.79.310.79.710.011.010.39.38.68.48.48.57.46.34.66.57.05.511.318.215.315.614.515.217.716.015.014.217.016.616.713.613.215.215.114.511.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.94.04.64.69.110.69.58.58.99.89.38.48.68.48.48.57.46.34.66.57.05.511.318.215.315.614.515.217.716.015.014.217.016.616.713.613.215.215.114.511.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:TubularProducts0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.6100.0100.4100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:UsSteelEurope


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value1078798564495403505484518678737767767863824851710752686477489546600692688688800760737644779784677764
Percentage of Revenues21.521.822.021.219.318.419.319.221.423.622.922.923.926.227.221.923.925.220.419.019.320.721.116.915.018.217.117.315.617.617.115.116.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.023.724.623.920.221.117.116.919.121.120.820.623.926.227.221.923.925.220.419.019.320.721.116.915.018.217.117.315.617.617.115.116.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax x:UsSteelEurope0.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0101.8100.1103.0100.0101.6101.90.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value106967565627266638278858192781108979974973646910799107102117125143138161153151145142166173173183181189180162148152148
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.32.83.33.13.13.02.32.12.32.22.32.22.52.53.52.72.53.61.82.72.52.94.23.53.73.12.92.73.23.13.83.73.43.23.23.63.43.33.83.63.73.73.83.33.23.8

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-312006-12-31
Value1608414689120591173112551123661160810917112911115210982105691005810026986298789580918691609467894189369190111911121311544123141200813406133941314313006148641515115217154961540415804160731593116245157681535015422160871563210586
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312019-12-31
Value-2840.0-3540.0-2340.0-3436.0
Percentage of Assets-17.7-24.1-19.4-29.6
Percentage of Assets-17.7-24.1-19.4-29.6
Percentage of Assets us-gaap:MaterialReconcilingItems100.0100.0100.0100.0

us-gaap:Assets us-gaap:StatementBusinessSegments

us-gaap:AllOtherSegments


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312019-12-312018-12-312017-12-312016-12-31
Value3132739111267329344375
Percentage of Assets1.91.97.610.93.03.54.1
Percentage of Assets1.91.97.610.93.03.54.1
Percentage of Assets us-gaap:AllOtherSegments100.0100.0100.0100.0100.0100.0100.0

x:FlatRolledProducts


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312019-12-312018-12-312017-12-312016-12-31
Value7468732570997267697758235431
Percentage of Assets46.449.958.962.663.559.059.3
Percentage of Assets46.449.958.962.663.559.059.3
Percentage of Assets x:FlatRolledProducts100.0100.0100.0100.0100.0100.0100.0

x:MiniMill


Assetsus-gaap:
Period End2021-06-302021-03-31
Value42464073
Percentage of Assets26.427.7
Percentage of Assets26.427.7
Percentage of Assets x:MiniMill100.0100.0

x:TotalReportableSegments


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312019-12-312018-12-312017-12-312016-12-31
Value18611179561348813777136601232211799
Percentage of Assets115.7122.2111.9118.7124.4124.9128.8
Percentage of Assets115.7122.2111.9118.7124.4124.9128.8
Percentage of Assets x:TotalReportableSegments100.0100.0100.0100.0100.0100.0100.0

x:TubularProducts


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312019-12-312018-12-312017-12-312016-12-31
Value1026949887115010761076993
Percentage of Assets6.46.57.49.99.810.910.8
Percentage of Assets6.46.57.49.99.810.910.8
Percentage of Assets x:TubularProducts100.0100.0100.0100.0100.0100.0100.0

x:UsSteelEurope


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312019-12-312018-12-312017-12-312016-12-31
Value5871560955025360560754235375
Percentage of Assets36.538.245.646.251.155.058.7
Percentage of Assets36.538.245.646.251.155.058.7
Percentage of Assets x:UsSteelEurope100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1014199698180822788978640751567176979691667796627645265876541707070257012688568657027699367538019773278768514806598929943979411231113901168011739116331187112343125721176112029118591149810443
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets63.167.967.870.170.969.964.761.561.862.061.762.764.165.766.371.673.376.375.272.578.678.373.571.769.068.269.167.273.874.274.586.476.677.177.175.177.178.178.273.874.075.274.967.7

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1608414689120591173112551123661160810917112911115210982105691005810026986298789580918691609467894189369190111911121311544123141200813406133941314313006148641515115217154961540415804160731593116245157681535015422
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-312006-12-31
Value58514627378634493617372540924199431142354202394136053438332028072554217322742601191319422436317134803667379939423513345033481774347334703477386135323460350041694215390838514676489555314365
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets36.431.531.429.428.830.135.338.538.238.038.337.335.834.333.728.426.723.724.827.521.421.726.528.331.031.830.932.826.225.825.513.623.422.922.824.922.921.921.826.225.924.825.130.330.435.441.2

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-458.0-843.0-1416.0-1309.0-1771.0-1479.0-1852.0-2127.0-3613.0-3598.0-3343.0-3013.0-3260.0-1332.0
Percentage of StockholdersEquity-12.1-20.6-33.7-39.4-77.9-60.7-48.7-63.5-103.9-102.8-86.8-64.4-66.6-24.1
Percentage of Assets-3.8-7.3-12.9-13.3-19.3-16.1-15.0-16.2-23.7-22.4-21.8-19.5-20.3-8.5
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-47.0-478.0-1026.0-845.0-1497.0-1169.0-1441.0-1752.0-3268.0-3367.0-3068.0-2728.0-3269.0
Percentage of StockholdersEquity-1.2-11.7-24.4-25.5-65.8-48.0-37.9-52.3-94.0-96.2-79.7-58.3-66.8
Percentage of Assets-0.4-4.1-9.3-8.6-16.3-12.7-11.7-13.3-21.5-20.9-20.0-17.7-20.3
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value449381403463274312416375345231275285-9.0496
Percentage of StockholdersEquity11.99.39.613.912.012.811.011.29.96.67.16.1-0.29.0
Percentage of Assets3.73.33.74.73.03.43.42.92.31.41.81.8-0.13.2
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value44024020391739324027360336233667365236503650365229862955
Percentage of StockholdersEquity116.398.293.2118.4177.1147.995.4109.5105.0104.394.878.161.053.4
Percentage of Assets36.534.635.739.944.039.229.427.924.022.723.823.718.618.9
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value229179177176176151151151151151151151124124
Percentage of StockholdersEquity6.04.44.25.37.76.24.04.54.34.33.93.22.52.2
Percentage of Assets1.91.51.61.81.91.61.21.11.00.91.01.00.80.8
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value931.01.01.01.01.01.01.01.01.01.030316488
Percentage of StockholdersEquity2.50.00.00.00.00.00.00.00.00.00.06.53.41.6
Percentage of Assets0.80.00.00.00.00.00.00.00.00.00.02.01.00.6
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value3786409242023320227424363799334834773500385146764895
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets31.435.338.333.724.826.530.925.522.821.825.130.330.4
Percentage of Assets us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-623.05441212133-250.019018621762346336163698420956663683
Percentage of StockholdersEquity-16.513.328.84.0-11.07.849.052.699.6103.396.090.0115.866.6
Percentage of Assets-5.24.711.01.3-2.72.115.113.422.822.524.127.335.223.6
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-175.0-173.0-78.0-76.0-182.0-339.0-396.0-480.0-521.0-550.0-580.0-608.0-612.0-395.0
Percentage of StockholdersEquity-4.6-4.2-1.9-2.3-8.0-13.9-10.4-14.3-15.0-15.7-15.1-13.0-12.5-7.1
Percentage of Assets-1.5-1.5-0.7-0.8-2.0-3.7-3.2-3.7-3.4-3.4-3.8-3.9-3.8-2.5
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:DerivativeFinancialInstruments


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value-38.0-16.0-13.01.00.0-2.0
Percentage of StockholdersEquity-1.0-0.4-0.30.00.0-0.1
Percentage of Assets-0.3-0.1-0.10.00.0-0.0
Percentage of Assets x:DerivativeFinancialInstruments0.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-312006-12-31
Value56384250443242444924468638134042454746304830506848124830475550014723447843564411377736833917538554365742643161016527648060785354541655545374564656255791577459346021553753045015573249595196
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets35.128.936.836.239.237.932.837.040.341.544.048.047.848.248.250.649.348.747.646.642.241.242.648.148.549.752.250.848.748.446.241.236.436.735.336.436.536.635.937.237.135.134.632.535.631.749.1

us-gaap:AssetsCurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees


Assets
Period End2020-12-312019-12-312018-12-31
Value9601144642
Percentage of AssetsCurrent21.730.013.3
Percentage of Assets8.09.95.8
Percentage of Assets us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees0.00.00.0

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value132975319851696230013507494766516761000134412311372155316941522132615151445820705755116512101266135412571471109960469776773357053656565240827039342157864394713861218724401
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 Assets8.35.116.514.518.310.96.54.45.86.19.112.712.213.715.717.115.914.416.515.39.27.98.210.410.811.011.010.511.08.24.65.45.24.83.73.53.74.12.51.72.42.73.80.00.00.07.94.52.6

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value14728822118178724291497939496682709104013851272141715971736156513691555792
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.26.017.615.219.412.18.14.56.06.49.513.112.614.116.217.616.314.917.08.6

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value190315179149968791085956
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.810.37.68.57.08.88.2

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value19141750140213981634207517852071216621332092195018481824173817371727171815731742167518012074243523302418249621992337241126882480226923162503252524122437277528432698225523521679
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.911.911.611.913.016.815.419.019.219.119.018.518.418.217.617.618.018.717.218.418.720.222.621.820.820.920.318.317.418.020.519.115.315.316.416.315.715.417.317.816.614.315.310.9

Other Assets Current

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value23112851515189102959292791017768854330352028323825384648373856875058716240546369448091725138
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.40.90.40.40.40.70.90.90.80.80.71.00.80.70.90.40.30.40.20.30.40.40.30.30.40.40.30.30.40.60.40.40.50.40.30.30.40.40.30.50.60.50.30.2

Land

us-gaap:Land

us-gaap:Land


Land
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value237202207208204198196251264268270248
Percentage of Land100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.01.71.92.12.22.21.61.91.71.71.81.6

Noncurrent Assets

us-gaap:NoncurrentAssets

us-gaap:NoncurrentAssets


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value6583671953514737447849135106648069787230
Percentage of NoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets54.657.948.748.048.953.541.549.345.945.0

us-gaap:NoncurrentAssets us-gaap:StatementGeographical

country:US


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value5590577244323817367040474172444345234424
Percentage of NoncurrentAssets84.985.982.880.682.082.481.768.664.861.2
Percentage of Assets46.449.740.438.740.144.033.933.829.727.5
Percentage of Assets country:US0.00.00.00.00.00.00.00.00.00.0

srt:Europe


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value993947919906789
Percentage of NoncurrentAssets15.114.117.219.117.6
Percentage of Assets8.28.28.49.28.6
Percentage of Assets srt:Europe0.00.00.00.00.0

srt:NorthAmerica


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value55905772443238313671
Percentage of NoncurrentAssets84.985.982.880.982.0
Percentage of Assets46.449.740.438.840.1
Percentage of Assets srt:NorthAmerica0.00.00.00.00.0

Assets Noncurrent

us-gaap:AssetsNoncurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:AssetsNoncurrent

us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees


Assets
Period End2020-12-312019-12-312018-12-31
Value31012976853
Percentage of AssetsNoncurrent100.0100.0100.0
Percentage of Assets25.725.67.8
Percentage of Assets us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees0.00.00.0

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1975719910177041747717269171311707716725165841621016008156981537815298150861478114527142101419614453144121440514253147761470314545151391505816827167221679917031169021684516906167111645916457165721645516551162611589016030
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets122.8135.5146.8149.0137.6138.5147.1153.2146.9145.4145.8148.5152.9152.6153.0149.6151.6154.7155.0152.7161.2161.2155.1132.0131.1126.0122.9125.4125.5124.8127.8130.9113.7111.2111.1107.8106.8104.1103.1103.3101.9103.1103.5103.9

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value123821234712260120471185911724116301141511351112211114311055109771094110806106701051710330102171023510106100109842103611027210191105651048811091109311087710864107461059910498103211014310056999398679815963494049210
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets77.084.1101.7102.794.594.8100.2104.6100.5100.6101.5104.6109.1109.1109.6108.0109.8112.5111.5108.1113.0112.0107.192.691.688.385.887.382.781.682.883.572.370.069.066.665.863.662.261.960.461.161.359.7

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-312006-12-31
Value73757563544454305410540754475310523349894865464344014357428041114010388039794218430643954411441544314354457445705736579159226167615662466408639063166401657965886736662764866820667666884429
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets45.951.545.146.343.143.746.948.646.344.744.343.943.843.543.441.641.942.243.444.648.249.248.039.539.537.737.138.142.843.245.147.441.441.242.141.241.040.540.941.441.542.042.344.241.542.841.8

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312015-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value9099094.07.04.04.01790180818221814178117991783174917941787176017251609
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.76.20.00.10.00.012.011.912.011.711.611.411.111.011.011.311.511.210.0

us-gaap:Goodwill us-gaap:BusinessAcquisition

x:BigRiverSteel


Goodwillus-gaap:
Period End2021-01-15
Value905
Percentage of Goodwill0.0
Percentage of Assets0.0
Percentage of Assets x:BigRiverSteel0.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value533539129131132134150152154156158160162165167169171173175177193195196198200202204205266266271276277249253257257261262264272274275281
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.33.71.11.11.11.11.31.41.41.41.41.51.61.61.71.71.81.91.91.92.22.22.11.81.81.71.71.72.02.02.12.11.91.61.71.71.71.71.61.71.71.71.81.8

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value45846454565759757779818385879092949698100838587899092949697158158163168169174178182182186187189197199200206
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.83.20.40.50.50.50.60.70.70.70.80.80.90.90.91.01.01.11.10.91.01.01.00.80.80.80.80.81.21.21.21.31.11.11.21.21.21.21.21.21.21.31.31.3

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value4044090.00.056575960626365666869707273757778808183848687148148152157158163167171170174175176184186186192
Percentage of FiniteLivedIntangibleAssetsNet88.288.10.00.074.774.074.774.174.774.174.773.373.973.472.973.573.090.490.689.789.990.090.289.489.689.793.793.793.393.593.593.793.894.093.493.593.693.193.493.593.093.2
Percentage of Assets2.52.80.00.00.50.50.50.50.60.60.60.70.70.70.70.80.80.80.90.90.90.70.70.70.70.71.11.11.21.21.11.11.11.11.11.11.11.11.11.21.21.2
Percentage of Assets us-gaap:CustomerRelationships0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Patents


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value7.07.05.05.05.06.014141415151616171718191920
Percentage of FiniteLivedIntangibleAssetsNet1.51.59.38.98.810.218.718.217.718.518.118.818.418.918.519.119.819.420.0
Percentage of Assets0.00.00.00.00.00.00.10.10.10.10.10.20.20.20.20.20.20.20.2
Percentage of Assets us-gaap:Patents0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:EnergyContract


Finite
Period End2020-12-31
Value49
Percentage of FiniteLivedIntangibleAssetsNet90.7
Percentage of Assets0.4
Percentage of Assets x:EnergyContract0.0

x:EnergyContractDomain


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value4748495152530.0
Percentage of FiniteLivedIntangibleAssetsNet10.310.390.791.191.289.80.0
Percentage of Assets0.30.30.40.40.40.40.0
Percentage of Assets x:EnergyContractDomain0.00.00.00.00.00.00.0

Deferred Tax Assets Liabilities Net

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:DeferredTaxAssetsLiabilitiesNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value111543150347147595763640
Percentage of DeferredTaxAssetsLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.13.90.52.81.13.94.74.2

us-gaap:DeferredTaxAssetsLiabilitiesNet us-gaap:IncomeTaxAuthority

us-gaap:ForeignCountry


Deferred
Period End2020-12-312019-12-312016-12-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value183.06.07.0157.01.0142942586059625858575862646677
Percentage of DeferredTaxAssetsLiabilitiesNet163.620.00.00.00.00.00.00.08.40.00.00.040.10.00.00.09.60.00.00.08.712.0
Percentage of Assets0.10.00.10.10.20.10.00.10.20.30.40.40.40.50.40.40.40.40.40.40.40.5
Percentage of Assets us-gaap:ForeignCountry0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1922102142252362462302392372340.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets1.21.41.81.91.92.02.02.22.12.10.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value726537511305326324295138137181171134129127124127124118116117117116111115109116120133237230231287298304327381310312302311300336340318
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.53.74.22.62.62.62.51.31.21.61.61.31.31.31.31.31.31.31.31.21.31.31.21.01.01.01.01.11.81.71.82.22.02.02.12.52.02.01.92.01.82.12.22.1

Accounts Payable And Accrued Liabilities Current

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value26752402177915331385203319702138249824282454241922392077209620181948182816021566154213751412174216781702187119412186189016811630165017881744186419201906197720702077204417381396
Percentage of AccountsPayableAndAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets16.616.414.813.111.016.417.019.622.121.822.322.922.320.721.320.420.319.917.516.517.215.415.415.615.014.715.216.216.314.112.812.511.111.811.512.012.512.112.313.012.813.011.39.1

Debt Current

us-gaap:DebtCurrent

us-gaap:DebtCurrent


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-312006-12-31
Value76345192262949914677066654.04.02813.03.01752815092824545362362378378336203233233223222.02.01.05.031520217217217216198111082
Percentage of DebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.70.31.62.20.70.80.10.60.60.60.60.00.02.80.00.01.83.10.51.00.90.50.53.23.23.33.12.80.12.42.52.52.20.00.00.00.02.00.11.41.31.41.40.10.50.70.8

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value44513144265624632141277726252850322331403197313629022959272126522751271823312397232321932148333332423309356935503521353932453286326830872990326733103652364937133599352331472474
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets27.721.422.021.017.122.522.626.128.528.229.129.728.929.527.626.828.729.625.425.326.024.523.429.828.928.729.029.626.326.424.725.322.020.419.621.121.523.122.723.322.222.320.516.0

us-gaap:LiabilitiesCurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees


Liabilities
Period End2020-12-312019-12-312018-12-31
Value419573348
Percentage of LiabilitiesCurrent15.821.810.9
Percentage of Assets3.54.93.2
Percentage of Assets us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees0.00.00.0

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value565859605860605654530.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.30.40.50.50.50.50.50.50.50.50.0

Taxes Payable Current

us-gaap:TaxesPayableCurrent

us-gaap:TaxesPayableCurrent


Taxes
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value208168154109116118116107111115118144135131132157140140128108109104998912613313411811313514014015114714614915219511812815113311689
Percentage of TaxesPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.11.30.90.91.01.01.01.01.01.11.41.31.31.31.61.51.51.41.11.21.21.10.81.11.21.11.00.81.01.11.11.01.01.01.01.01.20.70.80.90.80.80.6

Liabilities Noncurrent

us-gaap:LiabilitiesNoncurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:LiabilitiesNoncurrent

us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees


Liabilities
Period End2020-12-312019-12-312018-12-31
Value30632542516
Percentage of LiabilitiesNoncurrent100.0100.0100.0
Percentage of Assets25.421.94.7
Percentage of Assets us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees0.00.00.0

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value51153779240727373069316635433993394638573743
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets42.432.621.927.833.534.528.830.425.924.024.4

us-gaap:LongTermDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

x:A12000SeniorSecuredNotesDueJune120252025SeniorSecuredNotes, us-gaap:SecuredDebt, us-gaap:SubsequentEvent


Long
Period End2021-02-02
Value687
Percentage of LongTermDebt0.0
Percentage of Assets0.0
Percentage of Assets x:A12000SeniorSecuredNotesDueJune120252025SeniorSecuredNotes us-gaap:SecuredDebt us-gaap:SubsequentEvent0.0

Debt And Capital Lease Obligations

us-gaap:DebtAndCapitalLeaseObligations

us-gaap:DebtAndCapitalLeaseObligations


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value55745844511551265838488037792591244024172407253025752888273729392961306930693120318231473166352635263544354335443685400340084013400940153969397338404153388538973945378037793410
Percentage of DebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets34.739.842.443.746.539.532.623.721.621.721.923.925.628.827.829.830.933.433.533.035.635.234.531.531.430.728.829.527.529.930.530.927.026.526.125.624.926.324.224.524.324.024.622.1

us-gaap:DebtAndCapitalLeaseObligations us-gaap:DebtInstrument

x:A12000SeniorSecuredNotesDueJune120252025SeniorSecuredNotes


Debt
Period End2020-12-312020-09-302020-06-302019-12-31
Value1056105610560.0
Percentage of DebtAndCapitalLeaseObligations20.620.618.10.0
Percentage of Assets8.89.08.40.0
Percentage of Assets x:A12000SeniorSecuredNotesDueJune120252025SeniorSecuredNotes0.00.00.00.0

x:A2026SeniorConvertibleNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value3503503503503503503500.0
Percentage of DebtAndCapitalLeaseObligations6.36.06.86.86.07.29.30.0
Percentage of Assets2.22.42.93.02.82.83.00.0
Percentage of Assets x:A2026SeniorConvertibleNotes0.00.00.00.00.00.00.00.0

x:BigRiverSteelABLFacility


Debt
Period End2021-03-31
Value30
Percentage of DebtAndCapitalLeaseObligations0.5
Percentage of Assets0.2
Percentage of Assets x:BigRiverSteelABLFacility0.0

x:DebtAndFinanceLeaseObligationsOther


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value816973754840416.0
Percentage of DebtAndCapitalLeaseObligations1.61.31.31.51.31.51.70.2
Percentage of Assets0.70.60.60.60.40.40.40.1
Percentage of Assets x:DebtAndFinanceLeaseObligationsOther0.00.00.00.00.00.00.00.0

x:EnvironmentalRevenueBonds


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value717620620620620400400400400400400400400400411447447490490490490532532549549549549549549549549549549549455455455458458458458458
Percentage of DebtAndCapitalLeaseObligations14.012.110.612.716.415.416.416.516.615.815.513.914.613.613.914.614.615.715.415.615.515.115.115.515.515.514.913.713.713.713.713.713.813.811.811.011.711.811.612.112.113.4
Percentage of Assets5.95.34.95.05.33.73.53.63.63.84.04.04.14.04.34.94.95.25.55.55.34.84.74.84.54.64.14.14.24.23.73.63.63.53.02.92.82.92.82.93.03.0
Percentage of Assets x:EnvironmentalRevenueBonds0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:ExportCreditAgreement


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1361361131041041040.0
Percentage of DebtAndCapitalLeaseObligations2.42.32.22.01.82.10.0
Percentage of Assets0.80.90.90.90.80.80.0
Percentage of Assets x:ExportCreditAgreement0.00.00.00.00.00.00.0

x:ExportImportCreditAgreement


Debt
Period End2020-12-312020-09-30
Value180250
Percentage of DebtAndCapitalLeaseObligations3.54.9
Percentage of Assets1.52.1
Percentage of Assets x:ExportImportCreditAgreement0.00.0

x:FifthAmendedandRestatedCreditAgreement


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value500500140015006000.0
Percentage of DebtAndCapitalLeaseObligations9.89.824.030.715.90.0
Percentage of Assets4.14.311.212.15.20.0
Percentage of Assets x:FifthAmendedandRestatedCreditAgreement0.00.00.00.00.00.0

x:FinanceLeaseObligations


Debt
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value17161818202122
Percentage of DebtAndCapitalLeaseObligations0.30.30.40.50.80.90.9
Percentage of Assets0.10.10.10.20.20.20.2
Percentage of Assets x:FinanceLeaseObligations0.00.00.00.00.00.00.0

x:FinanceLeasesAndAllOtherObligationsBigRiverSteel


Debt
Period End2021-06-302021-03-31
Value115119
Percentage of DebtAndCapitalLeaseObligations2.12.0
Percentage of Assets0.70.8
Percentage of Assets x:FinanceLeasesAndAllOtherObligationsBigRiverSteel0.00.0

x:FinanceLeasesAndAllOtherObligationsUSSteel


Debt
Period End2021-06-302021-03-312020-12-31
Value808081
Percentage of DebtAndCapitalLeaseObligations1.41.41.6
Percentage of Assets0.50.50.7
Percentage of Assets x:FinanceLeasesAndAllOtherObligationsUSSteel0.00.00.0

x:SeniorNotesDueTwentyTwentyFive


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value7187317507507507506507507507506507507507507507500.0
Percentage of DebtAndCapitalLeaseObligations12.912.514.714.612.815.417.228.930.731.027.029.629.126.027.425.50.0
Percentage of Assets4.55.06.26.46.06.15.66.96.66.75.97.17.57.57.67.60.0
Percentage of Assets x:SeniorNotesDueTwentyTwentyFive0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:SeniorNotesDueTwentyTwentySixDomain


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value6006186506506506506506506506506506506506500.0
Percentage of DebtAndCapitalLeaseObligations10.810.612.712.711.113.317.225.126.626.927.025.725.222.50.0
Percentage of Assets3.74.25.45.55.25.35.66.05.85.85.96.26.56.50.0
Percentage of Assets x:SeniorNotesDueTwentyTwentySixDomain0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:UsSteelKosiceRevolver


Debt
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value2053684103923843933812282252290.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of DebtAndCapitalLeaseObligations3.57.28.06.77.910.414.79.39.39.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets1.43.13.53.13.13.43.52.02.02.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets x:UsSteelKosiceRevolver0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Long Term Debt And Capital Lease Obligations

us-gaap:LongTermDebtAndCapitalLeaseObligations

us-gaap:LongTermDebtAndCapitalLeaseObligations


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-312006-12-31
Value4803578746954628550546163627250023452326231624982541257127002896275227522981298830583076311631273124312431203162360536153616361836113932393639393801380238283641368435183517334530643147943
Percentage of LongTermDebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets29.939.438.939.543.937.331.222.920.820.921.123.625.325.627.429.328.730.032.531.634.234.433.927.927.927.125.326.326.927.027.527.824.326.025.925.424.724.123.822.922.722.322.921.719.020.18.9

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value4654116.06.06.04.0
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.40.10.10.00.00.0

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value528.0209278388
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent100.0100.0100.0100.0100.0
Percentage of Assets0.40.11.92.84.2
Percentage of Assets us-gaap:OtherPostretirementBenefitPlansDefinedBenefit0.00.00.00.00.0

us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value154413664371729
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent296.25162.5317.7133.5187.9
Percentage of Assets1.33.66.03.88.0
Percentage of Assets us-gaap:PensionPlansDefinedBenefit0.00.00.00.00.0

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value92939355371.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.02.01.01.01.01.01.01.01.0303
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.60.60.80.50.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.02.0

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value488535333413497464550265279299272320311323355374343334329355358378359393398403407388419422424408389398397438473486495465463466469481
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.03.62.83.54.03.84.72.42.52.72.53.03.13.23.63.83.63.63.63.74.04.23.93.53.53.53.33.23.13.23.23.12.62.62.62.83.13.13.12.92.93.03.13.1

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1451611631741851931771891881850.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.91.11.41.51.51.61.51.71.71.70.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value54
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0
Percentage of Assets0.4

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-31
Value42
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets0.3

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value33
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets0.3

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value24
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.2

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value39
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets0.3

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-31
Value222
Percentage of OperatingLeaseLiability100.0
Percentage of Assets1.8

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value265
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets2.2

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value43
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets0.4

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-312006-12-31
Value58514627378634493617372540924199431142354202394136053438332028072554217322742601191319422436317134803667379939423513345033481774347334703477386135323460350041694215390838514676489555314365
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets36.431.531.429.428.830.135.338.538.238.038.337.335.834.333.728.426.723.724.827.521.421.726.528.331.031.830.932.826.225.825.513.623.422.922.824.922.921.921.826.225.924.825.130.330.435.441.2

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-458.0-843.0-1416.0-1309.0-1771.0-1479.0-1852.0-2127.0-3613.0-3598.0-3343.0-3013.0-3260.0-1332.0
Percentage of StockholdersEquity-12.1-20.6-33.7-39.4-77.9-60.7-48.7-63.5-103.9-102.8-86.8-64.4-66.6-24.1
Percentage of Assets-3.8-7.3-12.9-13.3-19.3-16.1-15.0-16.2-23.7-22.4-21.8-19.5-20.3-8.5
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-47.0-478.0-1026.0-845.0-1497.0-1169.0-1441.0-1752.0-3268.0-3367.0-3068.0-2728.0-3269.0
Percentage of StockholdersEquity-1.2-11.7-24.4-25.5-65.8-48.0-37.9-52.3-94.0-96.2-79.7-58.3-66.8
Percentage of Assets-0.4-4.1-9.3-8.6-16.3-12.7-11.7-13.3-21.5-20.9-20.0-17.7-20.3
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value449381403463274312416375345231275285-9.0496
Percentage of StockholdersEquity11.99.39.613.912.012.811.011.29.96.67.16.1-0.29.0
Percentage of Assets3.73.33.74.73.03.43.42.92.31.41.81.8-0.13.2
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value44024020391739324027360336233667365236503650365229862955
Percentage of StockholdersEquity116.398.293.2118.4177.1147.995.4109.5105.0104.394.878.161.053.4
Percentage of Assets36.534.635.739.944.039.229.427.924.022.723.823.718.618.9
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value229179177176176151151151151151151151124124
Percentage of StockholdersEquity6.04.44.25.37.76.24.04.54.34.33.93.22.52.2
Percentage of Assets1.91.51.61.81.91.61.21.11.00.91.01.00.80.8
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value931.01.01.01.01.01.01.01.01.01.030316488
Percentage of StockholdersEquity2.50.00.00.00.00.00.00.00.00.00.06.53.41.6
Percentage of Assets0.80.00.00.00.00.00.00.00.00.00.02.01.00.6
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value3786409242023320227424363799334834773500385146764895
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets31.435.338.333.724.826.530.925.522.821.825.130.330.4
Percentage of Assets us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-623.05441212133-250.019018621762346336163698420956663683
Percentage of StockholdersEquity-16.513.328.84.0-11.07.849.052.699.6103.396.090.0115.866.6
Percentage of Assets-5.24.711.01.3-2.72.115.113.422.822.524.127.335.223.6
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-175.0-173.0-78.0-76.0-182.0-339.0-396.0-480.0-521.0-550.0-580.0-608.0-612.0-395.0
Percentage of StockholdersEquity-4.6-4.2-1.9-2.3-8.0-13.9-10.4-14.3-15.0-15.7-15.1-13.0-12.5-7.1
Percentage of Assets-1.5-1.5-0.7-0.8-2.0-3.7-3.2-3.7-3.4-3.4-3.8-3.9-3.8-2.5
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:DerivativeFinancialInstruments


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value-38.0-16.0-13.01.00.0-2.0
Percentage of StockholdersEquity-1.0-0.4-0.30.00.0-0.1
Percentage of Assets-0.3-0.1-0.10.00.0-0.0
Percentage of Assets x:DerivativeFinancialInstruments0.00.00.00.00.00.0

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value59434720387935043654372640934200431242364203394236063439332128082555217422752602191419432437317234813668380039433514345133491775347434713478386335333461350141704216390938524519445045574979
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets36.932.132.229.929.130.135.338.538.238.038.337.335.934.333.728.426.723.724.827.521.421.726.528.331.031.830.932.826.225.825.513.623.422.922.924.922.921.921.826.226.024.825.10.00.00.032.3

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:RetirementPlanType, us-gaap:StatementEquityComponents

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit, us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCredit


Stockholders
Period End2020-12-312019-12-312018-12-31
Value-103.0-109.0-80.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-2.7-2.7-1.9
Percentage of Assets-0.9-0.9-0.7
Percentage of Assets us-gaap:OtherPostretirementBenefitPlansDefinedBenefit us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCredit0.00.00.0

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit, us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLoss


Stockholders
Period End2020-12-312019-12-312018-12-31
Value-556.0-411.0-17.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-14.3-10.0-0.4
Percentage of Assets-4.6-3.5-0.2
Percentage of Assets us-gaap:OtherPostretirementBenefitPlansDefinedBenefit us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLoss0.00.00.0

us-gaap:PensionPlansDefinedBenefit, us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCredit


Stockholders
Period End2020-12-312019-12-312018-12-31
Value141618
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.40.40.4
Percentage of Assets0.10.10.2
Percentage of Assets us-gaap:PensionPlansDefinedBenefit us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCredit0.00.00.0

us-gaap:PensionPlansDefinedBenefit, us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLoss


Stockholders
Period End2020-12-312019-12-312018-12-31
Value176421012442
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest45.551.358.1
Percentage of Assets14.618.122.2
Percentage of Assets us-gaap:PensionPlansDefinedBenefit us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLoss0.00.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value107-90.0-47.0-332.0-390.0-454.0-478.0-975.0-963.0-996.0-1026.0-771.0-818.0-775.0-845.0-1196.0-1303.0-1428.0-1497.0-1245.0-1299.0-1321.0-1169.0-1568.0-1432.0-1501.0-1441.0-1016.0-1644.0-1704.0-1752.0-3058.0-3148.0-3236.0-3268.0-2931.0-3215.0-3190.0-3367.0-2909.0-2840.0-2929.0-3068.0-2647.0-2763.0-2686.0-2728.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest1.8-1.9-1.2-9.5-10.7-12.2-11.7-23.2-22.3-23.5-24.4-19.6-22.7-22.5-25.4-42.6-51.0-65.7-65.8-47.8-67.9-68.0-48.0-49.4-41.1-40.9-37.9-25.8-46.8-49.4-52.3-172.3-90.6-93.2-94.0-75.9-91.0-92.2-96.2-69.8-67.4-74.9-79.6-58.6-62.1-58.9-54.8
Percentage of Assets0.7-0.6-0.4-2.8-3.1-3.7-4.1-8.9-8.5-8.9-9.3-7.3-8.1-7.7-8.6-12.1-13.6-15.5-16.3-13.2-14.5-14.8-12.7-14.0-12.8-13.0-11.7-8.5-12.3-12.7-13.3-23.5-21.2-21.4-21.5-18.9-20.9-20.2-20.9-18.3-17.5-18.6-20.00.00.00.0-17.7
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value51685152440243984391402440203947393639243917390939003895393239373942396940274092355535943603359835963633362336233638367536673665365636933652364236333658365036433635365436503645363736533652
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest87.0109.2113.5125.5120.2108.098.294.091.392.693.299.2108.2113.3118.4140.2154.3182.6177.0157.3185.7185.0147.8113.4103.399.095.391.9103.5106.5109.5206.5105.2106.4105.094.3102.8105.7104.387.486.293.594.880.781.780.273.3
Percentage of Assets32.135.136.537.535.032.534.636.234.935.235.737.038.838.839.939.941.143.244.043.239.840.239.232.232.131.529.430.227.127.427.928.224.624.424.023.523.623.122.722.922.423.223.80.00.00.023.7
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value279279229229229179179179179178177177177177176176176176176176151151151151151151151151151151151151151151151151151151151151151151151151151151151
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest4.75.95.96.56.34.84.44.34.24.24.24.54.95.15.36.36.98.17.76.87.97.86.24.84.34.14.03.84.34.44.58.54.34.44.33.94.34.44.33.63.63.93.93.33.43.33.0
Percentage of Assets1.71.91.92.01.81.41.51.61.61.61.61.71.81.81.81.81.81.91.91.91.71.71.61.31.31.31.21.31.11.11.11.21.01.01.01.01.01.00.90.90.91.01.00.00.00.01.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value92939355371.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.02.01.01.01.01.01.01.01.01.01.01.0303
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest1.52.02.41.61.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.00.00.00.00.00.00.00.00.00.10.00.00.00.10.00.00.00.00.00.00.00.00.00.06.1
Percentage of Assets0.60.60.80.50.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.02.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value480-532.0-623.0-671.0-438.01515441221131412551212629347142133-18.0-165.0-425.0-250.0-145.0-197.0-157.0190133115101779186215941808180717621497329633823463352034843390361638343819360436983953401240444209
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest8.1-11.3-16.1-19.1-12.04.113.329.130.529.628.816.09.64.14.0-0.6-6.5-19.5-11.0-5.6-10.3-8.17.842.043.448.549.040.451.552.452.684.394.997.499.691.198.697.9103.391.990.692.296.087.590.288.784.5
Percentage of Assets3.0-3.6-5.2-5.7-3.51.24.711.211.611.311.06.03.41.41.3-0.2-1.7-4.6-2.7-1.5-2.2-1.82.111.913.515.415.113.313.513.513.411.522.222.322.822.722.621.522.524.123.522.924.10.00.00.027.3
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value-183.0-182.0-175.0-175.0-175.0-175.0-173.0-173.0-155.0-126.0-78.0-3.0-1.0-1.0-76.0-92.0-96.0-119.0-182.0-277.0-297.0-325.0-339.0-341.0-345.0-395.0-396.0-410.0-440.0-479.0-480.0-481.0-482.0-520.0-521.0-521.0-521.0-549.0-550.0-550.0-550.0-572.0-580.0-584.0-588.0-606.0-608.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-3.1-3.9-4.5-5.0-4.8-4.7-4.2-4.1-3.6-3.0-1.9-0.1-0.0-0.0-2.3-3.3-3.8-5.5-8.0-10.6-15.5-16.7-13.9-10.8-9.9-10.8-10.4-10.4-12.5-13.9-14.3-27.1-13.9-15.0-15.0-13.5-14.7-15.9-15.7-13.2-13.0-14.6-15.1-12.9-13.2-13.3-12.2
Percentage of Assets-1.1-1.2-1.5-1.5-1.4-1.4-1.5-1.6-1.4-1.1-0.7-0.0-0.0-0.0-0.8-0.9-1.0-1.3-2.0-2.9-3.3-3.6-3.7-3.0-3.1-3.4-3.2-3.4-3.3-3.6-3.7-3.7-3.2-3.4-3.4-3.4-3.4-3.5-3.4-3.5-3.4-3.6-3.80.00.00.0-3.9
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value279279229229229179179179179178177177177177176176176176176176151151151151151151151151151151151151151151151151151151151151151151151151
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.71.91.92.01.81.41.51.61.61.61.61.71.81.81.81.81.81.91.91.91.71.71.61.31.31.31.21.31.11.11.11.21.01.01.01.01.01.00.90.90.91.01.01.0

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value51685152440243984391402440203947393639243917390939003895393239373942396940274092355535943603359835963633362336233638367536673665365636933652364236333658365036433635365436503652
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets32.135.136.537.535.032.534.636.234.935.235.737.038.838.839.939.941.143.244.043.239.840.239.232.232.131.529.430.227.127.427.928.224.624.424.023.523.623.122.722.922.423.223.823.7

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value480-532.0-623.0-671.0-438.01515441221131412551212629347142133-18.0-165.0-425.0-250.0-145.0-197.0-157.0190133115101779186215941808180717621497329633823463352034843390361638343819360436984209
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.0-3.6-5.2-5.7-3.51.24.711.211.611.311.06.03.41.41.3-0.2-1.7-4.6-2.7-1.5-2.2-1.82.111.913.515.415.113.313.513.513.411.522.222.322.822.722.621.522.524.123.522.924.127.3

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value107-90.0-47.0-332.0-390.0-454.0-478.0-975.0-963.0-996.0-1026.0-771.0-818.0-775.0-845.0-1196.0-1303.0-1428.0-1497.0-1245.0-1299.0-1321.0-1169.0-1568.0-1432.0-1501.0-1441.0-1016.0-1644.0-1704.0-1752.0-3058.0-3148.0-3236.0-3268.0-2931.0-3215.0-3190.0-3367.0-2909.0-2840.0-2929.0-3068.0-2728.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.7-0.6-0.4-2.8-3.1-3.7-4.1-8.9-8.5-8.9-9.3-7.3-8.1-7.7-8.6-12.1-13.6-15.5-16.3-13.2-14.5-14.8-12.7-14.0-12.8-13.0-11.7-8.5-12.3-12.7-13.3-23.5-21.2-21.4-21.5-18.9-20.9-20.2-20.9-18.3-17.5-18.6-20.0-17.7

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312011-12-31
Value-229.0-434.0-458.0-746.0-762.0-791.0-843.0-1322.0-1352.0-1384.0-1416.0-1166.0-1216.0-1263.0-1309.0-1625.0-1679.0-1725.0-1771.0-1613.0-1661.0-1703.0-1479.0-1896.0-1765.0-1809.0-1852.0-1459.0-2005.0-2077.0-2127.0-3416.0-3475.0-3613.0-3598.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax-214.0482.2974.5224.7195.4174.2176.4135.6140.4139.0138.0151.2148.7163.0154.9135.9128.9120.8118.3129.6127.9128.9126.5120.9123.3120.5128.5143.6122.0121.9121.4111.7110.4110.6106.9
Percentage of Assets-1.4-3.0-3.8-6.4-6.1-6.4-7.3-12.1-12.0-12.4-12.9-11.0-12.1-12.6-13.3-16.5-17.5-18.8-19.3-17.0-18.6-19.1-16.1-16.9-15.7-15.7-15.0-12.2-15.0-15.5-16.2-26.3-23.4-23.7-22.4
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value-89.0-58.0-38.02.0-6.0-21.0-16.0-11.0-9.02.0-13.0-10.0-18.0-15.01.06.0-3.00.00.015199.0-2.0-5.0-5.0-5.0-5.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax-83.264.480.9-0.61.54.63.31.10.9-0.21.31.32.21.9-0.1-0.50.2-0.0-0.0-1.2-1.5-0.70.20.30.30.30.3
Percentage of Assets-0.6-0.4-0.30.0-0.0-0.2-0.1-0.1-0.10.0-0.1-0.1-0.2-0.10.00.1-0.00.00.00.20.20.1-0.0-0.0-0.0-0.0-0.0
Percentage of Assets us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312011-12-31
Value425402449412378358381358398386403405416503463423379297274353343373312333338313416443361373375358327345231
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax397.2-446.7-955.3-124.1-96.9-78.9-79.7-36.7-41.3-38.8-39.3-52.5-50.9-64.9-54.8-35.4-29.1-20.8-18.3-28.4-26.4-28.2-26.7-21.2-23.6-20.9-28.9-43.6-22.0-21.9-21.4-11.7-10.4-10.6-6.9
Percentage of Assets2.62.73.73.53.02.93.33.33.53.53.73.84.15.04.74.34.03.23.03.73.84.23.43.03.02.73.43.72.72.82.92.82.22.31.4
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Treasury Stock Value

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value183182175175175175173173155126783.01.01.0769296119182277297325339341345395396410440479480481482520521521521549550550550572580608
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.11.21.51.51.41.41.51.61.41.10.70.00.00.00.80.91.01.32.02.93.33.63.73.03.13.43.23.43.33.63.73.73.23.43.43.43.43.53.43.53.43.63.83.9

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value92939355371.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.02.01.01.01.01.01.01.01.0303
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.60.60.80.50.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.02.0

Stock Issued During Period Value New Issues

us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:StockIssuedDuringPeriodValueNewIssues


Stock
Period End2021-03-312020-06-30
Value790410
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.0
Percentage of Assets0.00.0

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-03-312020-06-30
Value742360
Percentage of StockIssuedDuringPeriodValueNewIssues93.987.8
Percentage of Assets0.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.0

us-gaap:CommonStock


Stock
Period End2021-03-312020-06-302016-12-31
Value48500.0
Percentage of StockIssuedDuringPeriodValueNewIssues6.112.20.0
Percentage of Assets0.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.0

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value176.010.08.02.01112-40.07.05.0397.05.0147.04.05.06.01311152.09.010.02.010.09.03.09.08.03.012122.03.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value181110.08.04.011127.08.09.05.0-37.0-5.03.0-18.0-49.0-56.0-13.0-24.0-9.05.02.0-37.010.00.0-15.0-37.08.02.09.0-36.09.010.09.0-25.08.07.08.0-19.04.05.08.0-16.01.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue105.9183.3100.0100.0200.0100.0100.0-17.50.0128.6100.0-94.90.042.9-360.0-350.00.0-185.7-600.0-180.00.033.3-284.690.90.0-100.0-1850.088.90.090.0-1800.090.00.0100.0-833.388.90.0100.0-633.333.30.066.7-800.033.3
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Adjustments
Period End2021-03-312020-06-302020-03-312019-06-302019-03-312018-09-302018-06-302018-03-31
Value2.00.00.01.01.00.00.01.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue33.30.00.08.3-2.50.00.02.6
Percentage of Assets0.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Adjustments
Period End2021-06-302021-03-312020-06-302020-03-312019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value-1.0-7.00.0-2.0-1.0-48.0-2.00.0754.023632028144.0501.030391.01.0381.00.0281.00.0228.04.0182.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue-5.9-116.70.0-100.0-8.3120.0-28.60.0192.357.1460.0450.0285.7700.0280.066.7384.69.1200.01950.011.110.01900.010.00.0933.311.10.0733.366.733.3900.066.7
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value992111287213-220.0-142.02863033729216429392-99.0261299377-135.0150264200113519379136245-106.0783570-7.037151233177974354266070211799-130.0-289.0-59.0
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.23.312.510.3-11.0-5.910.11.09.50.85.911.510.9-3.18.39.212.0-5.05.79.87.74.82.03.32.74.26.0-2.317.812.8-0.20.93.45.13.92.18.78.21.21.40.40.32.3-2.9-6.2-1.5

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-123.0-762.024-134.0-176.0-277.0-984.0-347.0-325.0-302.0-326.0-256.0-173.0-208.0-199.0-68.0-71.0-51.0-36.0-48.0-82.0-152.0-84.0-131.0-124.0-171.0-132.0-87.0-81.0-66.0-84.0-105.0-112.0-92.0-136.0-211.0-199.0-56.0-202.0-232.0-207.0-172.0-225.0-173.0-121.0-64.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-2.6-22.61.0-6.5-8.8-11.6-34.8-11.3-9.2-8.6-8.8-6.9-4.8-6.6-6.4-2.1-2.3-1.9-1.4-1.8-3.2-6.5-3.3-4.6-4.3-5.2-3.2-1.9-1.8-1.5-2.0-2.5-2.5-2.0-3.0-4.5-4.0-1.1-4.2-4.6-4.0-3.5-5.2-3.8-2.6-1.6

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-282.0-573.07.0-732.013239831137136-40.0-56.0-231.0-57.0-344.0117-205.0-64.0-119.0-4.0-29.04075.0-24.0-368.0-7.0-25.0-7.0-6.01.0-329.0-7.0-7.0-9.0-9.029-7.081-318.0-129.028444156-7.062-11.0-18.0302
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-6.0-17.00.3-35.366.141.040.34.4-1.1-1.6-6.3-1.5-9.53.7-6.5-2.0-3.8-0.1-1.115.20.2-1.0-14.3-0.2-0.9-0.2-0.10.0-7.5-0.2-0.2-0.2-0.20.6-0.21.7-6.3-2.55.90.93.0-0.11.4-0.2-0.47.8

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value590-1236.0331-642.0932558443-186.0-27.0-331.0-345.0113-145.0-180.0-139.0171196-186.0
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.6-36.714.4-31.046.623.315.7-6.1-0.8-9.5-9.33.0-4.0-5.7-4.45.36.2-6.8

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-80.03.0-94.0-24.0-18.06.0240-35.0-9.06.0-330.02.0-1.00.0-79.05.00.02.00.07.0-7.09.0598-40.0-179.0-166.070-10.0124.0-362.05.0-6.04.0-12.0-21.06344-78.0-33.0358.0135-21.02615
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value202189162162159160162161150143137126130128125118121137123126129129129136138144138158165166170173170171171163164163169172171169168163162165
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value398477-116.0152-231.097-244.0-237.0-96.0124-45.063125169-178.0422614655-55.011963-263.0-158.0-134.0-237.0-113.0210-130.023223-201.0-139.0203-332.0-73.0-16.0175-152.0-15.069522-278.0-115.0456426
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value160183-11.0-251.0-448.0204-300.0-73.027501461054776-6.0-2.0-15.0140-152.065-119.0-285.0-353.0104-109.0-33.0310278-81.0-260.0216189-38.0-166.0-24.08412-264.0-51.0236426-151.0-24.029141011
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Other Operating Capital Net

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value201299-33.018386253-21.02.07.03.0-2.038100-61.0-79.0-19.069-29.0-42.0-31.07.055-9.018-53.0-26.0-72.020-24.0-58.010.0-13.0-52.0-20.0-41.0-6.0-27.0-53.0-37.032-56.0-118.04146
Percentage of IncreaseDecreaseInOtherOperatingCapitalNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value992111287213-220.0-142.02863033729216429392-99.0261299377-135.0150264200113519379136245-106.0783570-7.037151233177974354266070211799-130.0-289.0-59.0
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.23.312.510.3-11.0-5.910.11.09.50.85.911.510.9-3.18.39.212.0-5.05.79.87.74.82.03.32.74.26.0-2.317.812.8-0.20.93.45.13.92.18.78.21.21.40.40.32.3-2.9-6.2-1.5

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value10129149-234.0-589.0-391.0-668.0-84.0685459229121418159147261-180.0-105.051-46.0-340.0-1133.0-173.0-261.0-75.0275-207.0-18.052270-1791.0-78.0-73.0-50.044101-219.0-211.022222-86.0-249.0-51.0-25.0-157.0-267.0-303.0-392.0-439.0
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.62.72.1-11.3-29.4-16.3-23.7-2.71.91.516.07.85.90.65.14.58.3-6.6-4.01.9-1.8-14.5-44.1-6.1-9.0-2.36.8-4.5-0.41.26.3-43.4-1.8-1.6-1.10.92.0-4.2-4.40.44.3-1.8-5.8-1.1-0.5-4.0-8.0-10.8-18.4-16.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value10129149-234.0-589.0-391.0-668.0-84.0685459229121418159147261-180.0-105.051-46.0-340.0-1133.0-173.0-261.0-75.0275-207.0-18.052270-1791.0-78.0-73.0-51.044101-219.0-211.022222-86.0-249.0-51.0-24.0-158.0-268.0-307.0-392.0-439.0
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.62.72.1-11.3-29.4-16.3-23.7-2.71.91.516.07.85.90.65.14.58.3-6.6-4.01.9-1.8-14.5-44.1-6.1-9.0-2.36.8-4.5-0.41.26.3-43.4-1.8-1.6-1.10.92.0-4.2-4.40.44.3-1.8-5.8-1.1-0.5-4.1-8.0-10.9-18.4-16.0

us-gaap:ProfitLoss us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value283826243457323731-41.0295-67.0-45.0-49.0324-47.0-45.0-49.0
Percentage of ProfitLoss2.841.853.1-10.3-5.8-14.6-4.8-44.045.6-75.949.8-23.0-21.0-272.2203.8-32.0-17.227.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.61.11.11.21.72.41.11.20.9-1.28.0-1.8-1.2-1.610.3-1.4-1.4-1.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value101291-234.0-589.0-391.0-84.0685429121418147261-180.051-46.0-340.0-173.0-261.0-75.0-207.0-18.052-1791.0-78.0-73.044101-219.022222-86.0-249.0-51.0-25.0-157.0
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0104.299.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.62.7-11.3-29.4-16.3-2.71.91.57.85.90.64.58.3-6.61.9-1.8-14.5-6.1-9.0-2.3-4.5-0.41.2-43.4-1.8-1.60.92.0-4.20.44.3-1.8-5.8-1.1-0.5-4.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-123.0-762.024-134.0-176.0-277.0-984.0-347.0-325.0-302.0-326.0-256.0-173.0-208.0-199.0-68.0-71.0-51.0-36.0-48.0-82.0-152.0-84.0-131.0-124.0-171.0-132.0-87.0-81.0-66.0-84.0-105.0-112.0-92.0-136.0-211.0-199.0-56.0-202.0-232.0-207.0-172.0-225.0-173.0-121.0-64.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-2.6-22.61.0-6.5-8.8-11.6-34.8-11.3-9.2-8.6-8.8-6.9-4.8-6.6-6.4-2.1-2.3-1.9-1.4-1.8-3.2-6.5-3.3-4.6-4.3-5.2-3.2-1.9-1.8-1.5-2.0-2.5-2.5-2.0-3.0-4.5-4.0-1.1-4.2-4.6-4.0-3.5-5.2-3.8-2.6-1.6

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value148136134136173282274350326302355265173208214171734738516914891133104172137969690149107105116187139208189222225221180250184117125
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-282.0-573.07.0-732.013239831137136-40.0-56.0-231.0-57.0-344.0117-205.0-64.0-119.0-4.0-29.04075.0-24.0-368.0-7.0-25.0-7.0-6.01.0-329.0-7.0-7.0-9.0-9.029-7.081-318.0-129.028444156-7.062-11.0-18.0302
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-6.0-17.00.3-35.366.141.040.34.4-1.1-1.6-6.3-1.5-9.53.7-6.5-2.0-3.8-0.1-1.115.20.2-1.0-14.3-0.2-0.9-0.2-0.10.0-7.5-0.2-0.2-0.2-0.20.6-0.21.7-6.3-2.55.90.93.0-0.11.4-0.2-0.47.8

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:ProceedsFromIssuanceOfLongTermDebt


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-1.0826105-5.0981677020.00.00.00.00.00.06400.07370.00.00.00.00.00.00.00.00.00.00.0-1.0-2.05780.0930.0392
Percentage of ProceedsFromIssuanceOfLongTermDebt100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.0100.00.0100.00.00.00.00.00.00.00.00.00.00.00.0100.0100.0100.00.0100.00.0100.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt us-gaap:DebtInstrument

us-gaap:RepaymentsOfLongTermDebt

x:SeniorNotesDueTwentyTwentyFive


Repayments
Period End2021-06-17
Value730
Percentage of RepaymentsOfLongTermDebt100.0

Payments Of Dividends

us-gaap:PaymentsOfDividends

us-gaap:PaymentsOfDividends


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2.03.01.02.09.08.09.09.09.09.09.09.09.08.09.09.09.07.08.07.07.07.08.07.07.07.08.07.07.08.07.07.07.08.07.07.07.08.07.07.07.08.07.07.0
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateStatedPercentage

x:A12000SeniorSecuredNotesDueJune120252025SeniorSecuredNotes


Debt
Period End2021-03-312020-06-30
Value12.00.12
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations x:A12000SeniorSecuredNotesDueJune120252025SeniorSecuredNotes0.00.0

x:A2029SeniorNotes


Debt
Period End2021-02-11
Value6.875
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations x:A2029SeniorNotes0.0

x:A2029SeniorSecuredNotesBigRiverSteel


Debt
Period End2020-09-18
Value6.625
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations x:A2029SeniorSecuredNotesBigRiverSteel0.0

x:BigRiverSteelEnvironmentalRevenueBondsSeries2020


Debt
Period End2020-09-10
Value4.75
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations x:BigRiverSteelEnvironmentalRevenueBondsSeries20200.0

x:SeniorNotesDueTwentyTwentyFive


Debt
Period End2021-06-172021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value6.8756.8750.068750.068750.06250.068750.068750.068750.06250.068750.068750.068750.068750.06875
Percentage of DebtInstrumentInterestRateStatedPercentage0.057.357.30.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations x:SeniorNotesDueTwentyTwentyFive0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:SeniorNotesDueTwentyTwentySixDomain


Debt
Period End2021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value6.250.06250.06250.06250.06250.06250.06250.06250.0625
Percentage of DebtInstrumentInterestRateStatedPercentage52.152.10.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations x:SeniorNotesDueTwentyTwentySixDomain0.00.00.00.00.00.00.00.00.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value25.9827.0827.7328.9229.9433.3935.5337.6643.8655.0656.056.92
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxLiabilities

us-gaap:DomesticCountry


Deferred
Period End2020-12-312016-12-312015-12-31
Value7.02829
Percentage of DeferredTaxLiabilities100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value38742297262595810851571154617751984640834
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value16163.03.03334343540414242717270727475757477808311211411811812785878485821081081101121151151151069968
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-03-312015-12-312014-12-31
Value796563214608111310288085.0
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsValuationAllowance us-gaap:IncomeTaxAuthority

us-gaap:ForeignCountry


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value3.03.03.04.04.04.04.05.05.05.05.05.0105410021028118411171109109910409799691018955973934870
Percentage of DeferredTaxAssetsValuationAllowance0.40.51.40.70.40.40.50.00.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses

us-gaap:AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses


Accrual
Period End2021-06-302021-03-312020-12-31
Value0.02.02.0
Percentage of AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses0.0100.0100.0

us-gaap:AccrualForEnvironmentalLossContingenciesPayments1

us-gaap:AccrualForEnvironmentalLossContingenciesPayments1


Accrual
Period End2021-06-302021-03-312020-12-31
Value5.05.018
Percentage of AccrualForEnvironmentalLossContingenciesPayments1100.0100.0100.0

us-gaap:AssetImpairmentCharges

us-gaap:AssetImpairmentCharges


Asset
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312015-09-302014-12-312014-09-30
Value280.00.00.02630.00.00.0-4.0199
Percentage of AssetImpairmentCharges100.00.00.00.0100.00.00.00.0100.0100.0

us-gaap:BusinessAcquisitionsProFormaNetIncomeLoss us-gaap:BusinessAcquisition

us-gaap:BusinessAcquisitionsProFormaNetIncomeLoss

x:BigRiverSteel


Business
Period End2021-06-302021-03-312020-06-302020-03-31
Value101518-600.0-367.0
Percentage of BusinessAcquisitionsProFormaNetIncomeLoss100.0100.0100.0100.0

us-gaap:BusinessAcquisitionsProFormaRevenue us-gaap:BusinessAcquisition

us-gaap:BusinessAcquisitionsProFormaRevenue

x:BigRiverSteel


Business
Period End2021-06-302021-03-312020-06-302020-03-31
Value5025373622952994
Percentage of BusinessAcquisitionsProFormaRevenue100.0100.0100.0100.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferred1

x:BigRiverSteel


Business
Period End2021-01-152019-10-31
Value675683
Percentage of BusinessCombinationConsiderationTransferred1100.0100.0

us-gaap:BusinessCombinationConsiderationTransferredLiabilitiesIncurred us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferredLiabilitiesIncurred

x:BigRiverSteel


Business
Period End2021-01-15
Value50
Percentage of BusinessCombinationConsiderationTransferredLiabilitiesIncurred100.0

us-gaap:BusinessCombinationConsiderationTransferredLiabilitiesIncurred us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

x:BigRiverSteel, us-gaap:SubsequentEvent


Business
Period End2021-01-15
Value50
Percentage of BusinessCombinationConsiderationTransferredLiabilitiesIncurred100.0

us-gaap:BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1 us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1

x:BigRiverSteel


Business
Period End2021-01-152019-10-31
Value770710
Percentage of BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1100.0100.0

us-gaap:BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain

x:BigRiverSteel


Business
Period End2021-01-15
Value111
Percentage of BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain100.0

us-gaap:CashAcquiredFromAcquisition us-gaap:BusinessAcquisition

us-gaap:CashAcquiredFromAcquisition

x:BigRiverSteel


Cash
Period End2021-01-15
Value36
Percentage of CashAcquiredFromAcquisition100.0

us-gaap:DebtInstrumentRedemptionPricePercentage us-gaap:DebtInstrument

us-gaap:DebtInstrumentRedemptionPricePercentage

x:BigRiverSteelEnvironmentalRevenueBondsSeries2020


Debt
Period End2020-09-10
Value100.0
Percentage of DebtInstrumentRedemptionPricePercentage100.0

x:SeniorNotesDueTwentyTwentyFive


Debt
Period End2021-06-172017-12-31
Value101.720
Percentage of DebtInstrumentRedemptionPricePercentage0.00.0

us-gaap:DebtInstrumentRedemptionPricePercentage us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, x:DebtInstrumentRedemptionCondition

x:A2029SeniorNotes, us-gaap:DebtInstrumentRedemptionPeriodFour, x:DebtInstrumentRedemptionCondition1


Debt
Period End2021-02-11
Value100.0
Percentage of DebtInstrumentRedemptionPricePercentage0.0

x:A2029SeniorNotes, us-gaap:DebtInstrumentRedemptionPeriodOne, x:DebtInstrumentRedemptionCondition1


Debt
Period End2021-02-11
Value100.0
Percentage of DebtInstrumentRedemptionPricePercentage0.0

x:A2029SeniorNotes, us-gaap:DebtInstrumentRedemptionPeriodOne, x:DebtInstrumentRedemptionCondition2


Debt
Period End2021-02-11
Value106.88
Percentage of DebtInstrumentRedemptionPricePercentage0.0

x:A2029SeniorNotes, us-gaap:DebtInstrumentRedemptionPeriodThree, x:DebtInstrumentRedemptionCondition1


Debt
Period End2021-02-11
Value101.72
Percentage of DebtInstrumentRedemptionPricePercentage0.0

x:A2029SeniorNotes, us-gaap:DebtInstrumentRedemptionPeriodTwo, x:DebtInstrumentRedemptionCondition1


Debt
Period End2021-02-11
Value103.44
Percentage of DebtInstrumentRedemptionPricePercentage0.0

x:A2029SeniorSecuredNotesBigRiverSteel, us-gaap:DebtInstrumentRedemptionPeriodOne, x:DebtInstrumentRedemptionCondition1


Debt
Period End2020-09-18
Value103.31
Percentage of DebtInstrumentRedemptionPricePercentage0.0

x:A2029SeniorSecuredNotesBigRiverSteel, us-gaap:DebtInstrumentRedemptionPeriodThree, x:DebtInstrumentRedemptionCondition1


Debt
Period End2020-09-18
Value100.0
Percentage of DebtInstrumentRedemptionPricePercentage0.0

x:A2029SeniorSecuredNotesBigRiverSteel, us-gaap:DebtInstrumentRedemptionPeriodTwo, x:DebtInstrumentRedemptionCondition1


Debt
Period End2020-09-18
Value101.66
Percentage of DebtInstrumentRedemptionPricePercentage0.0

x:BigRiverSteelEnvironmentalRevenueBondsSeries2020, us-gaap:DebtInstrumentRedemptionPeriodFour, x:DebtInstrumentRedemptionCondition1


Debt
Period End2020-09-10
Value100.0
Percentage of DebtInstrumentRedemptionPricePercentage100.0

x:BigRiverSteelEnvironmentalRevenueBondsSeries2020, us-gaap:DebtInstrumentRedemptionPeriodOne, x:DebtInstrumentRedemptionCondition1


Debt
Period End2020-09-10
Value103.0
Percentage of DebtInstrumentRedemptionPricePercentage103.0

x:BigRiverSteelEnvironmentalRevenueBondsSeries2020, us-gaap:DebtInstrumentRedemptionPeriodThree, x:DebtInstrumentRedemptionCondition1


Debt
Period End2020-09-10
Value101.0
Percentage of DebtInstrumentRedemptionPricePercentage101.0

x:BigRiverSteelEnvironmentalRevenueBondsSeries2020, us-gaap:DebtInstrumentRedemptionPeriodTwo, x:DebtInstrumentRedemptionCondition1


Debt
Period End2020-09-10
Value102.0
Percentage of DebtInstrumentRedemptionPricePercentage102.0

us-gaap:DebtInstrumentRedemptionPricePercentage us-gaap:DebtInstrument, x:DebtInstrumentRedemptionCondition

x:A2029SeniorSecuredNotesBigRiverSteel, x:DebtInstrumentRedemptionCondition2


Debt
Period End2020-09-18
Value100.0
Percentage of DebtInstrumentRedemptionPricePercentage0.0

us-gaap:DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, x:DebtInstrumentRedemptionCondition

us-gaap:DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed

x:A2029SeniorNotes, us-gaap:DebtInstrumentRedemptionPeriodOne, x:DebtInstrumentRedemptionCondition2


Debt
Period End2021-02-11
Value35.0
Percentage of DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed100.0

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value6.06.04.04.04.04.0-1.00.0-1.0-1.0-1.0-1.0-1.0-1.00.0-1.0-1.0-1.0-1.0-1.0
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-37.0-38.0-37.0-36.0-36.0-36.0-33.0-33.0-33.0-33.0-38.0-38.0-38.0-38.0-37.0-37.0-37.0-37.0-32.0-33.0
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses-616.7-633.3-925.0-900.0-900.0-900.03300.00.03300.03300.03800.03800.03800.03800.00.03700.03700.03700.03200.03300.0

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-7.0-7.0-1.0-1.0-2.0-2.07.08.07.07.07.07.08.07.07.08.07.07.07.06.0
Percentage of DefinedBenefitPlanAmortizationOfPriorServiceCostCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value1.01.00.01.00.01.00.01.00.00.00.00.00.00.00.00.00.03.02.0
Percentage of DefinedBenefitPlanAmortizationOfPriorServiceCostCredit-14.3-100.0-0.0-50.0-0.014.30.014.30.00.00.00.00.00.00.00.00.042.933.3

us-gaap:DefinedBenefitPlanContributionsByEmployer us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanContributionsByEmployer

us-gaap:OtherPensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value0.02.05.00.01.04.02.02.0161.02.0
Percentage of DefinedBenefitPlanContributionsByEmployer0.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

x:SteelworkersPensionTrust


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value1918181920211918161514
Percentage of DefinedBenefitPlanContributionsByEmployer0.0900.0360.00.02000.0525.0950.0900.0100.01500.0700.0

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value2020202020202019202021202120161617163838
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value898984848481818181819190909098989797106106
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets445.0445.0420.0420.0420.0405.0405.0426.3405.0405.0433.3450.0428.6450.0612.5612.5570.6606.2278.9278.9

us-gaap:DefinedBenefitPlanInterestCost us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanInterestCost

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value1212151616162322232323232323242324232425
Percentage of DefinedBenefitPlanInterestCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value4140484948485959596059585858585959596464
Percentage of DefinedBenefitPlanInterestCost341.7333.3320.0306.2300.0300.0256.5268.2256.5260.9256.5252.2252.2252.2241.7256.5245.8256.5266.7256.0

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-18.0-18.0-3.0-6.0-7.0-7.0141514141515151519202019-2.0-1.0
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value2522343534425145424133443333272725302233
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost-138.9-122.2-1133.3-583.3-485.7-600.0364.3300.0300.0292.9220.0293.3220.0220.0142.1135.0125.0157.9-1100.0-3300.0

us-gaap:DefinedBenefitPlanOtherCosts us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanOtherCosts

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value1819191821201918161514151415
Percentage of DefinedBenefitPlanOtherCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Defined
Period End2021-06-302020-09-302019-09-30
Value1.02.03.0
Percentage of DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments100.0100.0100.0

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1 us-gaap:RestructuringCostAndReserve, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1

us-gaap:EmployeeSeverance, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302020-09-302020-06-302020-03-312019-09-30
Value3.0-2.02.06.03.0
Percentage of DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1 us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-3.0-1.0-2.0-2.0-6.0-8.0-3.00.00.00.0-10.00.00.0-2.0-1.00.0-4.00.0-10.0
Percentage of DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1-100.00.0100.0-100.0-100.00.0-100.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DefinedBenefitPlanServiceCost us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanServiceCost

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value3.03.03.03.03.03.03.04.03.03.05.04.04.04.04.04.05.04.05.05.0
Percentage of DefinedBenefitPlanServiceCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value1414131313121111111112121213131312121414
Percentage of DefinedBenefitPlanServiceCost466.7466.7433.3433.3433.3400.0366.7275.0366.7366.7240.0300.0300.0325.0325.0325.0240.0300.0280.0280.0

us-gaap:DefinedContributionPlanCostRecognized

us-gaap:DefinedContributionPlanCostRecognized


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value1110.01.04.010.0121210.01311111110.09.010.0111110.01110.011121211111110.01110.010.09.010.08.04.02.0
Percentage of DefinedContributionPlanCostRecognized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred us-gaap:IncomeStatementLocation

us-gaap:DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred

us-gaap:CostOfSales


Derivative
Period End2021-06-302021-03-312020-12-312018-12-312018-09-302018-06-302018-03-31
Value247.0448.01.02.05.0
Percentage of DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred100.0100.0100.0100.0100.0100.0100.0

us-gaap:Sales


Derivative
Period End2021-06-302021-03-31
Value7871
Percentage of DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred325.01014.3

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

us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet

x:SalesSwap, us-gaap:Nondesignated, us-gaap:CostOfSales


Derivative
Period End2021-06-302021-03-31
Value6.09.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet100.0100.0

us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation

us-gaap:ForeignExchangeForward, us-gaap:CostOfSales


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-5.0-5.0-5.0-3.00.00.0-1.00.00.00.00.00.00.00.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet-83.3-55.60.00.00.00.00.00.00.00.00.00.00.00.0

x:CommoditySwap, us-gaap:CostOfSales


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value5.0-1.02.0-6.0-12.0-8.0-5.0-4.0-6.0-4.0-5.0-4.0-2.05.03.0-2.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet83.3-11.10.00.00.00.00.00.00.00.00.00.00.00.00.00.0

x:SalesSwap, us-gaap:Sales


Derivative
Period End2021-06-302021-03-312020-06-302019-09-302019-06-302018-09-302018-06-30
Value-23.0-10.00.00.00.0-6.0-3.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet-383.3-111.10.00.00.00.00.0

us-gaap:DerivativeNetHedgeIneffectivenessGainLoss

us-gaap:DerivativeNetHedgeIneffectivenessGainLoss


Derivative
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1000000.01000000.01000000.001000000.01000000.01000000.0
Percentage of DerivativeNetHedgeIneffectivenessGainLoss100.0100.0100.00.0100.0100.0100.0

us-gaap:DividendsCommonStock

us-gaap:DividendsCommonStock


Dividends
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value2.03.03.01.02.08.09.09.09.09.09.08.09.09.07.08.07.07.08.07.07.08.07.08.07.07.08.07.07.08.07.07.08.07.07.0
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Dividends
Period End2021-06-302021-03-312020-09-302020-06-302017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value2.03.03.01.08.09.09.07.08.07.0
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Effect
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value3.0-12.0115.0-6.0-5.01.0-2.0-3.0-20.010.05.09.01.0
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfLIFOInventoryLiquidationOnIncome

us-gaap:EffectOfLIFOInventoryLiquidationOnIncome


Effect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value6.01.00.0111.0-5.023128.01.06.04.02.02.07.06.013121-29.0463.09.01.04.02.08.02.09.0-12.03.0115.06.0-5.02.0-3.09.01210.01.01.01.0
Percentage of EffectOfLIFOInventoryLiquidationOnIncome100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeBenefitsAndShareBasedCompensation

us-gaap:EmployeeBenefitsAndShareBasedCompensation


Employee
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-21.0-25.0-8.0-9.0-1.0212530201522111714-17.0-12.0-9.0-9.0-7.0-17.0-207.0-43.0-16.022320-131.050-129.0223372-19.0-14.0-150.0
Percentage of EmployeeBenefitsAndShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EnvironmentalCostsRecognizedCapitalizedInPeriod

us-gaap:EnvironmentalCostsRecognizedCapitalizedInPeriod


Environmental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value4.03.0341.03.04.08310.0141670222013136.022117.04.0128.0211529233321181128121410.0168.01316
Percentage of EnvironmentalCostsRecognizedCapitalizedInPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EnvironmentalExitCostsReasonablyPossibleAdditionalLoss us-gaap:Range, us-gaap:LossContingenciesByNatureOfContingency

us-gaap:EnvironmentalExitCostsReasonablyPossibleAdditionalLoss

srt:Maximum, x:ProjectsWithOngoingStudyAndScopeDevelopment


Environmental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value3936-4.0-5.00.0450.00.05.040
Percentage of EnvironmentalExitCostsReasonablyPossibleAdditionalLoss100.0100.0100.0100.00.0100.00.00.0100.0100.0

srt:Minimum, x:ProjectsWithOngoingStudyAndScopeDevelopment


Environmental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2822-3.0-5.00.0300.00.05.025
Percentage of EnvironmentalExitCostsReasonablyPossibleAdditionalLoss71.861.175.0100.00.066.70.00.0100.062.5

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-31
Value-1.034-5.011-7.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings100.0100.0100.0100.0100.0

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings us-gaap:OptionIndexedToIssuersEquityEquity

us-gaap:CallOption


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-31
Value-70.0-61.0-7.0-28.04.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings7000.0-179.4140.0-254.5-57.1

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings us-gaap:OptionIndexedToIssuersEquityEquity, us-gaap:StatementClassOfStock

us-gaap:CallOption, us-gaap:CommonClassB


Fair
Period End2020-12-312020-09-302020-06-302020-03-31
Value1.02.0-1.00.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings-100.05.920.00.0

us-gaap:PutOption, us-gaap:CommonClassB


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-31
Value57933.039-11.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings-5700.0273.5-60.0354.5157.1

us-gaap:FairValueOfAssetsAcquired

us-gaap:FairValueOfAssetsAcquired


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value0.0230.00.00.0340.00.0
Percentage of FairValueOfAssetsAcquired0.0100.00.00.00.0100.00.00.0

us-gaap:GainLossOnDispositionOfAssets

us-gaap:GainLossOnDispositionOfAssets


Gain
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value151472.00.04.01.00.0-4.03.05.017-1.03.01.00.01.01.0-3.00.0-3.00.01.01.00.00.02.01.0200.00.01.0-1.0121.00.0-309.0150.04.06.016-14.02.03.0
Percentage of GainLossOnDispositionOfAssets100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.00.0100.0100.00.00.0100.0100.0100.00.00.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillAcquiredDuringPeriod

us-gaap:GoodwillAcquiredDuringPeriod


Goodwill
Period End2021-03-31
Value905
Percentage of GoodwillAcquiredDuringPeriod100.0

us-gaap:GoodwillAcquiredDuringPeriod us-gaap:StatementBusinessSegments

x:MiniMill


Goodwill
Period End2021-03-31
Value905
Percentage of GoodwillAcquiredDuringPeriod100.0

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value3514-39.0-31.0-39.0-8.01131289.02217193.0159.0164.07.01828459.06.0176.0395057-4.09.026-3.08.0284844241927318.07.09.09.0-5.0
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromEquityMethodInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

x:SignificantEquityInvestments


Income
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-06-302017-03-312015-09-302014-09-30
Value-1.0-16.06.03616141910.08.010.010.01243
Percentage of IncomeLossFromEquityMethodInvestments3.241.0-75.0116.157.1155.6111.852.6266.762.5250.0200.086.0

us-gaap:IncomeLossFromEquityMethodInvestments us-gaap:StatementBusinessSegments

us-gaap:AllOtherSegments


Income
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value0.06.0-28.0-25.0-13.0-10.00.00.00.00.00.00.00.0-1.00.00.00.00.0-1.0-1.00.0-19.00.0-2.0-2.00.00.0-2.00.0-1.0-1.0-1.0-1.00.00.0-1.0-1.0-1.00.00.01.0
Percentage of IncomeLossFromEquityMethodInvestments0.042.990.364.1162.5-90.90.00.00.00.00.00.00.0-6.70.00.00.00.0-5.6-3.60.0-211.10.0-11.8-33.30.00.0-3.5-0.0-11.1-3.833.3-12.50.00.0-2.3-4.2-5.30.00.012.5

x:FlatRolledProducts


Income
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value325.0-3.0-16.04.02130267.02015172.0147.0143.043234.0175.0364756-6.028283.010.0304922293413119.0-5.0
Percentage of IncomeLossFromEquityMethodInvestments91.435.79.741.0-50.0190.996.892.977.890.988.289.566.793.377.887.575.095.6255.666.7100.083.392.394.098.2150.0311.1107.7-100.0125.0107.1102.1115.8107.4109.7162.5122.2100.0100.0

x:TotalReportableSegments


Income
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value358.0-3.0-14.05.02131289.02217193.0169.0164.045286.0198.0395059-4.010.027-2.09.02848
Percentage of IncomeLossFromEquityMethodInvestments100.057.19.735.9-62.5190.9100.0100.0100.0100.0100.0100.0100.0106.7100.0100.0100.0100.0311.1100.0111.8133.3100.0100.0103.5100.0111.1103.866.7112.5100.0100.0

x:TubularProducts


Income
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value3.03.00.02.01.00.01.02.02.02.02.02.01.02.02.02.01.02.05.02.02.03.03.03.03.02.0-18.0-1.0-5.0-1.0-2.0-1.0-3.0-2.0-3.0-6.0-2.0-1.0
Percentage of IncomeLossFromEquityMethodInvestments8.621.4-0.0-5.1-12.50.03.27.122.29.111.810.533.313.322.212.525.04.455.633.311.850.07.76.05.3-50.0-200.0-3.8166.7-12.5-7.1-2.1-15.8-7.4-9.7-75.0-22.2-11.1

us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions

us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value3514-39.0-31.0-39.0-8.010.029269.01216163.0142.0124.03.01627432.08.0144.0394456-4.07.024-9.05.0122614-7.03.023206.06.09.07.0-8.0
Percentage of IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value403386238153-559.0139-148.0-297.045-73.0-20.0127199-24.05223-18.01168.06614172-426.081-95.0-192.0-66.0-8.0259335-27.0-24.0-145.0135-211.0-50.07187-111.0978.0338-277.080340269
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-44.0-3.0-7.0-3.0-7.0-3.014122.0-41.061-56.0-5.08.0675.0-5.0-15.04.0-8.0-1.0-5.01.011-2.0-16.06.0-14.0-151.0-2.0188-4.0-13.01610.0-5.032-54.0153.0-72.0-79.051130-19.0-218.0
Percentage of IncreaseDecreaseInIncomeTaxesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToConversionOfDebtSecurities

us-gaap:IncrementalCommonSharesAttributableToConversionOfDebtSecurities


Incremental
Period End2021-06-302021-03-312020-06-302020-03-312019-06-302019-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-30
Value118.4670.00.00.00.00.00.00.00.05.670.00.0100.00.00.00.00.02727-27.059-27031.94127059
Percentage of IncrementalCommonSharesAttributableToConversionOfDebtSecurities100.0100.00.00.00.00.00.00.00.00.0100.00.00.0100.00.00.00.00.00.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-30
Value4.494.1510.00.0-0.6290.00.521.304-0.0911.8761.8762.1320.0751.4811.2310.00.01.1870.00.00.00.00.00.01.2690.00.01.2990.00.00.00.00.00.2640.181-543.0385610
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.00.00.00.00.00.0100.00.00.0100.00.00.00.00.00.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest

us-gaap:InvestmentIncomeInterest


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.01.01.01.01.04.04.03.05.05.07.06.05.05.04.05.04.04.00.02.02.01.01.02.00.00.08.02.01.01.01.00.01.01.01.01.01.04.02.01.01.02.02.01.01.03.0
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LossContingencyNumberOfPlaintiffs us-gaap:LossContingenciesByNatureOfContingency

us-gaap:LossContingencyNumberOfPlaintiffs

us-gaap:AsbestosIssue


Loss
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value40.02485.0-895.035.002400.010.020.045.02315.020.00-1020.03320.0-10.0-20.003345.05.035.0-5.03305.00-75.0-30.03420.0-5.090.020.03350.0-20.0-5.025.03320.035.020.0
Percentage of LossContingencyNumberOfPlaintiffs100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest

us-gaap:NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest


Noncontrolling
Period End2020-09-302020-06-30
Value1837
Percentage of NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest100.0100.0

us-gaap:NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Noncontrolling
Period End2020-09-302020-06-30
Value1837
Percentage of NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest100.0100.0

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-03-312015-03-31
Value-31.0-20.0-40.08.015-5.0-5.0-2.0-11.015-3.07.0-3.0-16.0-5.08.0-3.00.0110.0
Percentage of OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value-31.0-20.08.015-5.0-2.0-11.0157.0-3.0-16.09.0
Percentage of OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0112.5

us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-6.0-7.00.0-1.0-1.0-2.08.08.08.0-7.0-7.0-7.0-8.0-7.0-51.08.0-7.0-7.0-10.0-8.0-10.0-9.0-3.0-2.0-4.0-2.00.0-2.0-1.0-10.0-3.0-3.0-2.0-3.0
Percentage of OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value169-81.02593430-33.0465-71.0-60.071-254.01142.0119383161167123-191.010967-114.0349-200.027-109.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value265-2.01.07.0449-4.0-62.063-251.010694923441109195-116.010088-183.0380-183.00.0-1.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax102.3-5.93.3-21.296.65.6103.388.798.893.04700.077.389.868.354.577.260.791.7131.3160.5108.991.50.00.9

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value-45.0-34.0-43.02.09.0-17.0-7.0-27.0-10.025-1.019-5.0-13.0-1.07.0-6.05.0-1.09.08.0-12.02.0-5.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax-26.642.0-16.65.930.051.5-1.538.016.735.20.416.7-250.0-10.9-0.34.3-3.64.1-0.913.4-7.06.07.44.6

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value23-47.0373420-23.023-40.012-17.0-2.0-11.0-87.04040448223-79.010.0-30.061-21.0-5.025-103.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax13.658.014.3100.066.769.74.956.3-20.0-23.90.8-9.6-4350.033.610.427.349.118.741.49.2-44.8-53.5-6.02.592.694.5

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value-205.0-24.0-288.0-16.0-29.0-52.0-479.0-30.0-32.0-32.0250-50.0-47.0-46.0-316.0-55.0-46.0-46.0158-48.0-42.0224-417.0131-44.0-43.0393-53.0-72.0-50.0-1289.0-59.0-69.0-69.0375-224.0-66.0-70.0453-67.0-67.0
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-30
Value-205.0-24.0-16.0-29.0-52.0-30.0-32.0-32.0-50.0-47.0-46.0-54.0-46.0-46.0-48.0-42.0224131-44.0-43.0-53.0-72.0-50.0-59.0-69.0-69.0-224.0-66.0-70.0-67.0
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.098.2100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-32.0-31.0-33.0-32.0-32.0-32.0-34.0-33.0-34.03439393939265-38.0383833343332726265666467706910010098100
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeOtherNetOfTax

us-gaap:OtherComprehensiveIncomeOtherNetOfTax


Other
Period End2021-06-302020-09-302020-06-302019-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-1.01.0-1.0-1.060481306908832
Percentage of OtherComprehensiveIncomeOtherNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeOtherNetOfTax us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Other
Period End2020-09-302019-09-30
Value1.0-1.0
Percentage of OtherComprehensiveIncomeOtherNetOfTax100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax us-gaap:DerivativeInstrumentRisk

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax

us-gaap:ForeignExchangeForward


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2.019-9.0-9.0-4.05.0-3.03.01.01.0-2.00.00.00.0
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

x:CommoditySwap


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2210.0-13.01919-8.0-4.0-6.0-15.018-8.00.00.0-7.0
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax1100.052.6144.4-211.1-475.0-160.0133.3-200.0-1500.01800.0400.00.00.00.0

x:SalesSwap


Other
Period End2021-06-302021-03-312020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-79.0-44.00.00.00.00.01.06.06.0-3.0-9.0
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax-3950.0-231.6-0.0-0.00.00.0100.0-300.00.00.00.0

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-22.0-15.060-6.0-10.0123.05.01.013-31.011-2.03.0-4.00.00.00.0
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:OtherOperatingIncomeExpenseNet

us-gaap:OtherOperatingIncomeExpenseNet


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4.07.02.00.00.0-5.015-1.01.00.03.01.0-1.03.00.05.01.01.00.0-1.01.01.0120.00.00.06.0-1.01.0-6.07.01.06.02.03.04.03.01.08.02.04.01.0
Percentage of OtherOperatingIncomeExpenseNet100.0100.0100.00.00.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromInvestments

us-gaap:PaymentsForProceedsFromInvestments


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.00.04.00.00.00.00.01.00.01.00.0-1.02.00.01.04.02.0141.00.00.01.01.02.01.01.01.0-1.02.03.03.09.03.0-1.02.0196.010.06.05.0145.010.0
Percentage of PaymentsForProceedsFromInvestments0.00.00.0100.00.00.00.00.0100.00.0100.00.0100.0100.00.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromOtherInvestingActivities


Payments
Period End2021-06-302021-03-312020-06-302020-03-31
Value01000000.004000000.0
Percentage of PaymentsForProceedsFromOtherInvestingActivities0.0100.00.0100.0

us-gaap:PaymentsForRestructuring

us-gaap:PaymentsForRestructuring


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312015-09-302014-09-302014-06-30
Value21303997298.0433.02.02.0147.06.01110.03.08.0
Percentage of PaymentsForRestructuring100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForRestructuring us-gaap:RestructuringCostAndReserve

us-gaap:EmployeeSeverance


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value151224818.04.010.0
Percentage of PaymentsForRestructuring71.440.061.583.527.650.023.3

us-gaap:FacilityClosing


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value6.0171516174.05.0
Percentage of PaymentsForRestructuring28.656.738.516.558.650.011.6

x:BusinessExitAndEmployeeSeverance


Payments
Period End2021-06-302021-03-312020-03-31
Value15298.0
Percentage of PaymentsForRestructuring71.496.7100.0

x:NonCashCharges


Payments
Period End2021-06-302021-03-312020-09-30
Value0.01.00.0
Percentage of PaymentsForRestructuring0.03.30.0

us-gaap:PaymentsOfDebtIssuanceCosts us-gaap:DebtInstrument

us-gaap:PaymentsOfDebtIssuanceCosts

x:A2029SeniorNotes


Payments
Period End2021-02-11
Value11
Percentage of PaymentsOfDebtIssuanceCosts100.0

us-gaap:PaymentsOfFinancingCosts us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:PaymentsOfFinancingCosts

us-gaap:LineOfCredit, x:ExportImportCreditAgreement


Payments
Period End2020-09-30
Value10.0
Percentage of PaymentsOfFinancingCosts100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value0001000000.0002000000.05000000.0-1000000.01000000.02000000.06000000.0003000000.07000000.01000000.03000000.000
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation0.00.00.0100.00.00.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.00.00.0

us-gaap:PaymentsToAcquireBusinessesAndInterestInAffiliates

us-gaap:PaymentsToAcquireBusinessesAndInterestInAffiliates


Payments
Period End2021-06-302021-03-312020-12-312020-09-30
Value0.06256.00.0
Percentage of PaymentsToAcquireBusinessesAndInterestInAffiliates0.0100.0100.00.0

us-gaap:PaymentsToAcquireBusinessesGross us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

us-gaap:PaymentsToAcquireBusinessesGross

x:BigRiverSteel, us-gaap:SubsequentEvent


Payments
Period End2021-01-15
Value723
Percentage of PaymentsToAcquireBusinessesGross100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired us-gaap:BusinessAcquisition

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

x:BigRiverSteel


Payments
Period End2021-01-15
Value625
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired100.0

us-gaap:PensionContributions us-gaap:RetirementPlanType

us-gaap:PensionContributions

x:UnfundedOtherPostretirementBenefitPlans


Pension
Period End2021-06-302021-03-312020-12-31
Value8.010.09.0
Percentage of PensionContributions100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromIssuanceOfCommonStock


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302017-12-312016-12-312015-12-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-1.07910.00.00.00.00.0-1.00.00.04.02.01.01.01.0
Percentage of ProceedsFromIssuanceOfCommonStock100.0100.00.00.00.00.00.0100.00.00.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfCommonStock us-gaap:StatementScenario

srt:ScenarioForecast


Proceeds
Period End2021-03-07
Value790
Percentage of ProceedsFromIssuanceOfCommonStock0.0

us-gaap:ProceedsFromIssuanceOfCommonStock us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Proceeds
Period End2021-02-05
Value687
Percentage of ProceedsFromIssuanceOfCommonStock0.0

us-gaap:ProceedsFromIssuanceOfCommonStock us-gaap:SubsidiarySaleOfStock

x:PublicOffering


Proceeds
Period End2021-02-282020-06-22
Value791410
Percentage of ProceedsFromIssuanceOfCommonStock0.00.0

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt us-gaap:DebtInstrument

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt

x:A2029SeniorNotes


Proceeds
Period End2021-02-11
Value739
Percentage of ProceedsFromIssuanceOfSeniorLongTermDebt100.0

us-gaap:ProceedsFromMinorityShareholders

us-gaap:ProceedsFromMinorityShareholders


Proceeds
Period End2020-12-312020-09-30
Value3915
Percentage of ProceedsFromMinorityShareholders100.0100.0

us-gaap:ProceedsFromMinorityShareholders us-gaap:CounterpartyName, us-gaap:Ownership

x:Stelco, x:MinntacMine


Proceeds
Period End2020-09-302020-06-30
Value2040
Percentage of ProceedsFromMinorityShareholders133.30.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2021-06-302021-03-312020-06-302020-03-31
Value-1000000.0-10000000.0-1000000.0-3000000.0
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfEquityMethodInvestments

us-gaap:ProceedsFromSaleOfEquityMethodInvestments


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312018-12-312017-12-312016-12-31
Value0.00.00.08.00.00.030110.0
Percentage of ProceedsFromSaleOfEquityMethodInvestments0.00.00.0100.00.00.0100.0100.00.0

us-gaap:ProceedsFromSaleOfProductiveAssets

us-gaap:ProceedsFromSaleOfProductiveAssets


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1642.00.01.00.03.01.00.00.09.05.00.06.05.02.01.01.00.01.02.07.0193.0-1.01.00.0148.02.0131250.04.01266231565
Percentage of ProceedsFromSaleOfProductiveAssets100.0100.00.0100.00.0100.0100.00.00.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromShortTermDebt us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:ProceedsFromShortTermDebt

us-gaap:LineOfCredit, x:ExportImportCreditAgreement


Proceeds
Period End2020-09-30
Value240
Percentage of ProceedsFromShortTermDebt100.0

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:ProvisionForDoubtfulAccounts


Provision
Period End2020-12-312020-09-302020-06-302020-03-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.01.05.00.00.03.01.00.00.00.00.01.00.00.00.00.0-2.03.0-10.0-6.0-4.03.0-1.02.07.0-1.00.0-1.02.00.00.0-3.0-1.0-1.01.04.07.01.04.03.0
Percentage of ProvisionForDoubtfulAccounts0.00.0100.0100.00.00.0100.0100.00.00.00.00.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForDoubtfulAccounts us-gaap:StatementBusinessSegments

x:U.S.SteelSegment


Provision
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.0-1.01.05.0
Percentage of ProvisionForDoubtfulAccounts0.00.0100.0100.0

x:UsSteelEurope


Provision
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.01.00.00.0
Percentage of ProvisionForDoubtfulAccounts0.00.00.00.0

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-28.0-38.0-26.0-24.0-34.0-57.0-32.0-59.0-93.0411.06745495045425461554538-50.0-64.0-42.0-49.0
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:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-14.0-24.0-23.0-18.0-28.0-45.0-30.0-34.0-94.031-1.05647464647454942524641-37.0-52.0-44.0-44.0
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax50.063.288.575.082.478.993.857.6101.175.6-100.083.6104.493.992.0104.4107.190.768.994.5102.2107.974.081.2104.889.8

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value-14.0-14.0-3.0-6.0-6.0-12.0-2.0-25.01.010.02.011-2.03.04.0-2.0-3.05.03.0-1.0-3.0-12.02.0-5.0
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax50.036.811.525.017.621.16.242.4-1.124.4200.016.4-4.46.18.0-4.4-7.19.35.5-2.2-7.918.8-4.810.2

us-gaap:RelatedPartiesAmountInCostOfSales us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:RelatedPartiesAmountInCostOfSales

x:OutsideProcessingServices


Related
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value6.020439.010.0288.07.07.09.06.08.08.07.08.07.04114122524198883111101873015151418161914161513131316121325389.0
Percentage of RelatedPartiesAmountInCostOfSales100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

x:TaconitePellets


Related
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-06-30
Value302425191618262731202523251720404436464342461160.057307876615466635364948461595155654444
Percentage of RelatedPartiesAmountInCostOfSales500.0120.058.1211.1160.064.3325.0385.7442.9222.2416.7287.5312.5242.9250.0571.4107.3257.1383.3172.0175.0242.1131.80.051.429.789.7253.3406.7360.0471.4350.0331.2336.8671.4525.0406.7453.8392.3423.1406.2366.7115.8

us-gaap:RepaymentsOfLinesOfCredit us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RevolvingCreditFacility, x:BigRiverSteelABLFacility, us-gaap:SubsequentEvent


Repayments
Period End2021-04-30
Value30
Percentage of RepaymentsOfLinesOfCredit100.0

us-gaap:RevolvingCreditFacility, x:FifthAmendedandRestatedCreditAgreement, us-gaap:SubsequentEvent


Repayments
Period End2021-02-102021-01-29
Value250100
Percentage of RepaymentsOfLinesOfCredit0.00.0

us-gaap:RepaymentsOfLongTermLinesOfCredit

us-gaap:RepaymentsOfLongTermLinesOfCredit


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value240671-12.09893632810.00.0
Percentage of RepaymentsOfLongTermLinesOfCredit100.0100.0100.0100.0100.0100.00.00.0

us-gaap:RepaymentsOfOtherLongTermDebt

us-gaap:RepaymentsOfOtherLongTermDebt


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value3913795.02.04.02.01513.01.00.0
Percentage of RepaymentsOfOtherLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:RepaymentsOfSecuredDebt us-gaap:DebtInstrument

us-gaap:RepaymentsOfSecuredDebt

x:ExportImportCreditAgreement


Repayments
Period End2021-02-28
Value180
Percentage of RepaymentsOfSecuredDebt100.0

us-gaap:RepaymentsOfShortTermDebt

us-gaap:RepaymentsOfShortTermDebt


Repayments
Period End2021-06-302021-03-31
Value0.0180
Percentage of RepaymentsOfShortTermDebt0.0100.0

us-gaap:RestructuringCharges

us-gaap:RestructuringCharges


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value316.08.00.08941221540.00.00.00.00.01.0-2.0-4.036121-3.0-10.0144710319153
Percentage of RestructuringCharges100.0100.0100.00.0100.0100.0100.0100.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringCharges us-gaap:RestructuringCostAndReserve

us-gaap:EmployeeSeverance


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-03-312017-03-312016-03-312015-03-312014-12-312014-09-302014-06-302014-03-31
Value0.03.06.00.05718830.01.014181.01.0122.0
Percentage of RestructuringCharges0.050.075.00.064.043.937.60.02.8100.011.80.00.00.00.0

us-gaap:FacilityClosing


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-03-312017-03-312016-03-312015-03-312014-12-312014-09-302014-06-302014-03-31
Value312.02.00.028231100.00.00.0450.00.00.00.0
Percentage of RestructuringCharges100.033.325.00.031.556.149.80.00.00.029.40.00.00.00.0

x:EnvironmentalAndOtherCharges


Restructuring
Period End2021-06-30
Value6.0
Percentage of RestructuringCharges19.4

x:GreatLakesWorksRestructuring


Restructuring
Period End2021-06-30
Value25
Percentage of RestructuringCharges80.6

x:NonCashCharges


Restructuring
Period End2021-06-302021-03-312020-09-30
Value0.01.00.0
Percentage of RestructuringCharges0.016.70.0

us-gaap:RestructuringCharges us-gaap:RestructuringPlan

x:CompanyWideHeadcountReductions


Restructuring
Period End2020-12-312020-09-302020-06-302020-03-31
Value2.00.08.06.0
Percentage of RestructuringCharges25.00.09.014.6

x:KeetacMiningAndGreatLakesWorksRestructuring


Restructuring
Period End2020-12-31
Value-6.0
Percentage of RestructuringCharges-75.0

x:LorainTubularOperationsAndLoneStarTubularOperationsRestructuring


Restructuring
Period End2020-12-312020-03-31
Value1213
Percentage of RestructuringCharges150.031.7

x:VoluntaryEarlyRetirementProgram


Restructuring
Period End2020-12-312020-09-302020-06-30
Value0.00.032
Percentage of RestructuringCharges0.00.036.0

us-gaap:RevenueFromRelatedParties

us-gaap:RevenueFromRelatedParties


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value34129526626891351319367370375348378367328263272357313321316264315362384391326505302272279292275310278300342322339303312336307263276398281
Percentage of RevenueFromRelatedParties100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability


Right
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value9.01.01.00.01.0299.02.01916
Percentage of RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:SaleOfStockNumberOfSharesIssuedInTransaction us-gaap:StatementScenario

us-gaap:SaleOfStockNumberOfSharesIssuedInTransaction

srt:ScenarioForecast


Sale
Period End2021-03-07
Value48
Percentage of SaleOfStockNumberOfSharesIssuedInTransaction100.0

us-gaap:SaleOfStockNumberOfSharesIssuedInTransaction us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Sale
Period End2021-02-05
Value42
Percentage of SaleOfStockNumberOfSharesIssuedInTransaction0.0

us-gaap:SaleOfStockNumberOfSharesIssuedInTransaction us-gaap:SubsidiarySaleOfStock

x:PublicOffering


Sale
Period End2021-02-282020-06-22
Value4850
Percentage of SaleOfStockNumberOfSharesIssuedInTransaction0.00.0

us-gaap:SaleOfStockPercentageOfOwnershipBeforeTransaction us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:SubsequentEventType

us-gaap:SaleOfStockPercentageOfOwnershipBeforeTransaction

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, x:TranstarLLC, us-gaap:SubsequentEvent


Sale
Period End2021-07-27
Value100.0
Percentage of SaleOfStockPercentageOfOwnershipBeforeTransaction100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-05-312012-09-302012-05-312011-09-30
Value0.3817.920-0.018.83-0.02-0.1323.91-0.08-2.4743.99-0.32-2.4439.03014.270-0.07-0.0424.75024.290-0.0618.64022.310
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.00.0100.00.0100.0100.00.0100.00.0

x:ReturnOnCapitalEmployedROCEPerformanceBasedRestrictedStock


Share
Period End2021-06-302021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value017.9200-0.02023.920-0.4943.9900000000.0523.710
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.0100.0-0.00.0100.0-0.0100.0-0.019.8100.0-0.0-0.00.0-0.0-0.00.00.00.20.0-0.0

x:TotalStockholdersReturnTSRPerformanceBasedRestrictedStock


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value019.460-0.018.20029.220-2.363.87-1.73-7.0749.520010.020024.9500.121.990
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.0108.60.0100.092.9-0.0-0.0122.2-0.093.1145.2540.6289.8126.90.00.00.0-0.0-0.0100.80.00.40.0-0.0

us-gaap:StockIssued1

us-gaap:StockIssued1


Stock
Period End2021-06-302021-03-31<