TROX


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

Table of contents



us-gaap:CommonStockValue
us-gaap:StatementEquityComponents
us-gaap:SharesOutstanding
us-gaap:StatementEquityComponents
us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare
us-gaap:AwardType
us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:GainsLossesOnExtinguishmentOfDebt
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:DebtInstrument

us-gaap:GrossProfit

us-gaap:IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaid

us-gaap:InterestExpense
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentRisk, us-gaap:StatementEquityComponents

us-gaap:InterestIncomeOperating

us-gaap:InterestPaidNet

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:OperatingIncomeLoss

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
us-gaap:StatementGeographical

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AmortizationOfIntangibleAssets
us-gaap:IncomeStatementLocation

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableCurrent

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent
us-gaap:Range

us-gaap:LiabilitiesCurrent
us-gaap:DebtInstrument
us-gaap:NotesPayableCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:LongTermDebtAndCapitalLeaseObligations

us-gaap:DeferredIncomeTaxLiabilitiesNet

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

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:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:DerivativeInstrumentRisk, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:MinorityInterest

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:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquireProductiveAssets

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:PaymentsOfDividends

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsValuationAllowance
us-gaap:Range, us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
trox:BusinessCombinationPotentialTerminationFee

trox:CallPremiumPaid

trox:CashFlowHedgeGainLossToBeReclassifiedRemainderOfTheYear
us-gaap:TypeOfArrangement
trox:IncreaseDecreaseInSellingGeneralAndAdministrativeExpenses
us-gaap:StatementEquityComponents
trox:NoncontrollingInterestIncreaseFromBusinessCombinationShares

trox:NumberOfSharesHeldByAffiliate
us-gaap:RestructuringCostAndReserve
trox:RestructuringIncomeExpense

trox:ValuationAllowanceDeferredTaxAssetReversalAmount
us-gaap:DebtInstrument
us-gaap:AmortizationOfDebtDiscountPremium
us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AssetRetirementObligationAccretionExpense

us-gaap:AssetRetirementObligationForeignCurrencyTranslationGainLoss

us-gaap:AssetRetirementObligationLiabilitiesIncurred

us-gaap:AssetRetirementObligationLiabilitiesSettled

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths
us-gaap:MajorCustomers, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType
us-gaap:ConcentrationRiskPercentage1
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateDuringPeriod
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses
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:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPlanAssetsContributionsByPlanParticipant
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanServiceCost

us-gaap:Depletion

us-gaap:Depreciation
us-gaap:IncomeStatementLocation
us-gaap:IncomeStatementLocation
us-gaap:DerivativeGainLossOnDerivativeNet
us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation
us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet

us-gaap:DividendsCommonStock
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInIncomeTaxes

us-gaap:IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:LossContingencyAccrualProvision
us-gaap:IncomeStatementLocation, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:MultiemployerPlanEmployerContributionCost

us-gaap:NetCashProvidedByUsedInInvestingActivitiesContinuingOperations

us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
us-gaap:StatementEquityComponents
us-gaap:NoncontrollingInterestIncreaseFromBusinessCombination

us-gaap:NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax
us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax

us-gaap:OtherCostOfOperatingRevenue

us-gaap:OtherNoncashIncomeExpense
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:OtherPaymentsToAcquireBusinesses
us-gaap:RestructuringCostAndReserve
us-gaap:PaymentsForRestructuring
us-gaap:DebtInstrument
us-gaap:PaymentsOfDebtExtinguishmentCosts
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:PaymentsOfFinancingCosts

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireLoansReceivable
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:PaymentsToFundLongtermLoansToRelatedParties
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType

us-gaap:ProceedsFromInsuranceSettlementInvestingActivities
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:ProceedsFromIssuanceOfDebt
us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:ProceedsFromSalesOfAssetsInvestingActivities

us-gaap:ProceedsFromShortTermDebt

us-gaap:ProceedsFromStockOptionsExercised
us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RelatedPartyTransactionPurchasesFromRelatedParty
us-gaap:DebtInstrument
us-gaap:RepaymentsOfDebt

us-gaap:RepaymentsOfShortTermDebt

us-gaap:RestructuringCharges
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RevenueFromRelatedParties

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAcceleratedCompensationCost
us-gaap:AwardType, us-gaap:Vesting
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
us-gaap:AwardType, us-gaap:Vesting
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensationForfeited
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensationForfeited
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
us-gaap:StatementEquityComponents

us-gaap:UndistributedEarningsLossFromContinuingOperationsAvailableToCommonShareholdersBasic
dei:LegalEntity, us-gaap:BusinessAcquisition
trox:DebtInstrumentLoansIssuedToDate

trox:DeferredTaxAssetsAccrualForEnvironmentalLossContingencies

trox:DeferredTaxAssetsGrantorTrusts

trox:DeferredTaxAssetsLeaseLiability

trox:DeferredTaxAssetsOperatingLossAndOtherCarryforwards

trox:DeferredTaxAssetsTaxDeferredExpenseForeignExchange

trox:DeferredTaxLiabilitiesLeaseAssets
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
trox:DivestitureOfBusinessesReceivable

trox:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour

trox:LesseeOperatingLeaseLeaseNotYetCommencedRightOfUseAsset
us-gaap:CreditFacility
trox:LettersOfCreditIssued
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
trox:LiabilitiesAndAccumulatedOtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetOfTax

trox:LowerOfCostOrMarketAndNetRealizableValue

trox:LowerOfCostOrNetRealizableValue

trox:OperatingLossCarryforwardsExpirationAfterYearFive
us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

trox:OperatingLossCarryforwardsExpirationInNextTwelveMonths
us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

trox:OperatingLossCarryforwardsExpirationInYearFive
us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

trox:OperatingLossCarryforwardsExpirationInYearFour
us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

trox:OperatingLossCarryforwardsExpirationInYearThree
us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

trox:OperatingLossCarryforwardsExpirationInYearTwo
us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

trox:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization

trox:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization

trox:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization
us-gaap:PropertyPlantAndEquipmentByType

trox:PropertyPlantAndEquipmentAndMineralLeaseholdsNet
us-gaap:StatementGeographical
us-gaap:AwardType
trox:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingAwardsExpectedToVestWeightedAverageGrantDateFairValue

trox:UnrecordedUnconditionalPurchaseObligationDueAfterFourYears

us-gaap:AccountsPayableRelatedPartiesCurrent
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:AccountsReceivableRelatedPartiesCurrent

us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent

us-gaap:AccruedEnvironmentalLossContingenciesNoncurrent

us-gaap:AccruedMarketingCostsCurrent

us-gaap:AccruedProfessionalFeesCurrent
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent
us-gaap:Range, us-gaap:MeasurementInputType
us-gaap:AlternativeInvestmentMeasurementInput

us-gaap:AssetRetirementObligation

us-gaap:AssetRetirementObligationCurrent

us-gaap:AssetRetirementObligationsNoncurrent

us-gaap:DebtInstrumentCarryingAmount
us-gaap:DebtInstrument
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFaceAmount

us-gaap:DebtInstrumentUnamortizedDiscount
us-gaap:CreditFacility, us-gaap:ShortTermDebtType
us-gaap:DeferredFinanceCostsGross

us-gaap:DeferredFinanceCostsNet
us-gaap:CreditFacility

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsInventory

us-gaap:DeferredTaxAssetsInvestments

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration
us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName
us-gaap:IncomeTaxAuthorityName

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxLiabilitiesDeferredExpenseCapitalizedInventoryCosts

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanBenefitObligation
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
us-gaap:Range, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsRemainderOfFiscalYear

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanFundedStatusOfPlan
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations

us-gaap:DerivativeAssetFairValueGrossLiability
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation

us-gaap:DerivativeFairValueOfDerivativeAsset
us-gaap:BalanceSheetLocation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument
us-gaap:DerivativeLiabilities
us-gaap:FinancialInstrument

us-gaap:DerivativeLiabilitiesCurrent
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeNotionalAmount
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:StatementScenario, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:SubsequentEventType
us-gaap:DisposalGroupIncludingDiscontinuedOperationConsideration
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:DueFromRelatedParties
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:DueFromRelatedPartiesCurrent
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:DueToRelatedPartiesCurrent
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:DueToRelatedPartiesCurrentAndNoncurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions
us-gaap:AwardType

us-gaap:EnvironmentalCostsRecognizedCapitalized
us-gaap:BusinessAcquisition
us-gaap:EquityMethodInvestmentOwnershipPercentage
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:FinanceLeaseLiability

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: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:ForeignCurrencyCashFlowHedgeLiabilityAtFairValue

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAtFairValueNet

us-gaap:IncomeTaxesReceivable

us-gaap:InterestPayableCurrent

us-gaap:InterestRateDerivativeLiabilitiesAtFairValue
dei:LegalEntity, us-gaap:BalanceSheetLocation, us-gaap:BusinessAcquisition
us-gaap:InterestReceivable

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryRawMaterialsAndSuppliesNetOfReserves

us-gaap:InventoryRawMaterialsNetOfReserves

us-gaap:InventorySuppliesNetOfReserves

us-gaap:InventoryValuationReserves

us-gaap:InventoryWorkInProcessNetOfReserves

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
us-gaap:CreditFacility, us-gaap:ShortTermDebtType
us-gaap:LineOfCredit
us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent

us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities

us-gaap:LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterYearFive
us-gaap:DebtInstrument
us-gaap:LongTermDebtFairValue
us-gaap:DebtInstrument, us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LossContingencyAccrualAtCarryingValue
us-gaap:LineOfCreditFacility, us-gaap:LossContingenciesByNatureOfContingency
us-gaap:LossContingenciesByNatureOfContingency

us-gaap:MineralPropertiesAccumulatedDepletion

us-gaap:MineralPropertiesGross

us-gaap:MineralPropertiesNet
us-gaap:DebtInstrument
us-gaap:NotesPayable
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:NotesReceivableRelatedParties

us-gaap:OperatingLossCarryforwards
us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName
us-gaap:IncomeTaxAuthorityName

us-gaap:OperatingLossCarryforwardsValuationAllowance
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:RestrictedCash
us-gaap:StatementGeographical
us-gaap:StatementGeographical, us-gaap:DebtInstrument

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue

us-gaap:RestructuringReserve
us-gaap:RestructuringCostAndReserve
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShortTermBorrowings
us-gaap:CreditFacility

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears

us-gaap:UnrecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear

Plots across concepts


IncomeStatement
Other Comprehensive Income Loss Net Of Tax
Expenses
Other Nonoperating Income Expense
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Operating Lease Right Of Use Asset
Current Assets
Prepaid Expense And Other Assets Current
NonCurrent Assets
Operating Lease Right Of Use Asset
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Operating Lease Liability
Current Liabilities
Contract With Customer Liability Current
Noncurrent Liabilities
Operating Lease Liability Noncurrent
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Increase Decrease In Inventories
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Weighted Average Number Of Shares Outstanding Basic
OperatingLeaseLiability
Operating Lease Liability Noncurrent
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Net
InventoryNet
Inventory Work In Process Net Of Reserves
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:CommonStockValue ██▁▁▁▁▁▁▁▁▁2.02.01.01.01.01.01.01.01.01.01.0NANANANANANANA
 us-gaap:SharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStock██▆▆▆▆▅▅▆▂▁▁▁▁▁153.589153.258143.557143.531143.523143.366141.9141.888144.377125.738122.934122.931122.9122.486121.271NANANA
 us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStockNANA143.557NANANA141.9NANANA122.934NANANA121.271NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁158.959153.928NA145.067143.465143.596NA142.278150.686124.296NA126.302126.716NANA119.405124.301NA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁153.557147.071NA143.579143.465142.736NA142.278150.686124.296NA123.121123.063NANA119.405119.188NA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities us-gaap:EmployeeStockOption▁█0.5338771.195305NA1.205021.2080551.216456NA1.2636821.2694431.307735NA1.3249911.3281291.707133NA1.8273541.9306161.936618
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities us-gaap:RestrictedStockUnitsRSU▁█0.0007760.924385NA5.6531366.8319657.322644NA5.6030555.2066115.17621NA2.1076641.6051565.388754NA5.5480712.1846586.965668
us-gaap:EarningsPerShareBasic ▂▂▂█▁▂▁▁▁▁▁▁▂0.470.130.30999999999999966.24-0.030.230.0-0.09-0.41-0.27-0.0499999999999999960.050.3NANA-2.070.02NA
us-gaap:EarningsPerShareDiluted ▂▂▂█▁▂▁▁▁▁▁▁▂0.460.120.270000000000000466.18-0.030.220.0-0.09-0.41-0.27-0.0499999999999999960.050.29NANA-2.070.02NA
us-gaap:IncomeLossFromContinuingOperationsPerBasicShare NANA3.1e-076.24e-06-3e-082.3000000000000002e-079.999999999999898e-09-1.3e-07-4.1e-07NA-5.0000000000000004e-085.0000000000000004e-083e-07-3.6e-07NA-2.8e-07-1.6e-07NA
us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare NANA3.1e-076.18e-06-3e-082.2e-079.999999999999898e-09-1.3e-07-4.1e-07NA-5.0000000000000004e-085.0000000000000004e-082.9e-07-3.6e-07NA-2.8e-07-1.6e-07NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
 TTM Greenblatt ROC _ _█▇▆▄▄▅▃▄▁▂▄▄▄▂▄▄▄▂150.0125.094.049.049.079.044.048.0-13.016.068.053.065.014.060.051.055.016.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
 us-gaap:AllocatedShareBasedCompensationExpense us-gaap:AwardType us-gaap:RestrictedStockUnitsRSU▁█7.09.0NA8.02.08.0NA9.07.0NANANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▃▃▃█▃▁▃▂▂▂▂▂▂▃▃▁▃▂113.0-5.0147.0952.057.0-191.080.0-83.0-66.0-45.0-23.0-20.0-102.01.071.0-267.029.0-24.0
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▅▄█▆▅▁▅▄▅▆▅▅▂▆▇▄▅▅9.0-3.038.011.00.0-39.010.0-7.010.015.07.00.0-32.018.028.0-4.09.09.0
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▃▂▄█▃▁▃▂▂▂▂▂▂▃▃▁▃▂122.0-8.0185.0963.057.0-230.090.0-90.0-56.0-30.0-16.0-20.0-134.019.099.0-271.038.0-15.0
us-gaap:GainsLossesOnExtinguishmentOfDebt █▁-23.0-34.0NANA0.00.0-1.00.00.0-2.00.00.0-30.00.00.0-28.00.00.0
 us-gaap:GainsLossesOnExtinguishmentOfDebt us-gaap:CreditFacility,us-gaap:DebtInstrument us-gaap:RevolvingCreditFacility,trox:NewRevolvingFacility█▁0.0-4.0NANANANANANANANANANANANANANANANA
 us-gaap:GainsLossesOnExtinguishmentOfDebt us-gaap:DebtInstrument trox:NewTermLoanFacility-1.0NANANANANANANANANANANANANANANANANA
 us-gaap:GainsLossesOnExtinguishmentOfDebt us-gaap:DebtInstrument trox:SeniorNotesDue2025NANANANANANANANANANANANANANANANANANA
 us-gaap:GainsLossesOnExtinguishmentOfDebt us-gaap:DebtInstrument trox:SeniorNotesDue2026NA30.0NANANANANANANANANANANANANANANANA
us-gaap:GrossProfit █▇▆▄▃▅▄▃▂▁▃▃▄▃▃▂▃▁227.0206.0178.0139.0129.0175.0148.0133.0100.083.0118.0121.0144.0115.0125.0106.0124.090.0
us-gaap:IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity NANA12.06.00.08.0-5.07.06.04.011.09.014.03.02.06.02.03.0
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments █▅▆▄▄▆▄▄▁▂▅▅▅▂▄▃▄▂97.032.052.09.06.047.0-1.00.0-59.0-28.035.021.023.0-36.0-2.0-12.08.0-36.0
us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest NANA57.0902.0-4.040.0-5.0-12.0-55.0-30.06.015.050.0-41.02.0-25.0-17.0-53.0
us-gaap:IncomeTaxExpenseBenefit ███▁██████████████20.06.0-5.0-893.010.07.04.012.0-4.02.029.06.0-27.05.0-4.013.03.02.0
us-gaap:IncomeTaxesPaid █▁17.03.0NA-4.09.04.0NA2.013.05.0NANANANANANANANA
us-gaap:InterestExpense ▁▆▆▆▅▄▅▇█▆▆▅▆▆▆▅▅▅36.050.049.048.047.045.047.051.054.049.049.047.048.049.048.047.047.046.0
us-gaap:InterestIncomeOperating ▂▁▂▁▂▃▂▃▃▇█▆▆▆▄▃▁▁2.01.02.01.02.03.02.04.03.09.010.08.07.08.05.03.01.01.0
us-gaap:InterestPaidNet ▄▃█▁▆▂▇▃█▃39.030.065.017.053.024.061.032.066.029.0NANANANANANANANA
us-gaap:NetIncomeLoss ▃▃▃█▂▃▃▂▂▂▂▃▃▂▃▁▃▂73.019.045.0896.0-4.032.00.0-13.0-62.0-34.0-5.06.036.0-44.00.0-247.03.0-41.0
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▄▅▇▅▃▆▁▅▅▄▇▆█▄▄▅▄▄4.07.012.06.00.08.0-5.07.06.04.011.09.014.03.02.06.02.03.0
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic NANA45.0896.0-4.032.00.0-13.0-62.0-34.0-5.06.036.0-44.00.0-247.03.0-41.0
us-gaap:OperatingIncomeLoss █▇▆▄▄▅▃▄▁▂▄▄▄▂▄▄▄▂150.0125.094.049.049.079.044.048.0-13.016.068.053.065.014.060.051.055.016.0
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▆▄█▆▆▁▇▃▆▅▅▄▁▇█▄▆▆50.0-42.0125.043.016.0-188.076.0-79.022.00.0-18.0-33.0-185.059.0103.0-36.034.024.0
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▇▅█▇▇▁▇▄▆▆▅▅▃▇▇▅▆▆45.0-34.0128.061.061.0-270.095.0-84.00.00.0-22.0-35.0-184.060.097.0-30.033.023.0
us-gaap:OtherNonoperatingIncomeExpense ▄▂▄▄▄▅▃▃▄▃▄▄█▂▁▅▃▂4.0-10.07.07.02.010.01.0-1.05.0-2.06.07.029.0-9.0-14.012.0-1.0-6.0
us-gaap:ProfitLoss ▃▃▃█▂▃▂▂▂▂▃▃▃▂▂▁▃▂77.026.057.0902.0-4.040.0-5.0-6.0-56.0-30.06.015.050.0-41.02.0-241.05.0-38.0
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ██▆▅▄▅▅▆▆▁▂▂▂▂▂▂▂▁927.0891.0783.0675.0578.0722.0693.0768.0791.0390.0429.0456.0492.0442.0464.0435.0421.0378.0
us-gaap:SellingGeneralAndAdministrativeExpense ▅▅▅▆▅▇▇▅█▃▁▃▅▄▃▂▄▄77.081.084.089.080.094.095.082.0103.067.050.062.079.076.065.055.069.074.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:Assets ▆██▇▄▃▃▃▄▁▁▁▁▂▂▁▂▂6182.06623.06568.06476.05482.05130.05268.05157.05416.04726.04642.04714.04733.04858.04864.04691.04994.04922.0
us-gaap:Liabilities ▄█▇██▆▅▅▆▃▁▁▁▁▁▁▁▁4206.04766.04697.04788.04754.04451.04352.04333.04487.04046.03780.03835.03836.03825.03849.03785.03819.03778.0
us-gaap:LiabilitiesAndStockholdersEquity ▆██▇▄▃▃▃▄▁▁▁▁▂▂▁▂▂6182.06623.06568.06476.05482.05130.05268.05157.05416.04726.04642.04714.04733.04858.04864.04691.04994.04922.0
us-gaap:StockholdersEquity █▇▇▆▁▁▂▂▂▁▂▂▂▂▂▂▃▃1922.01812.01698.01551.0602.0553.0748.0667.0779.0576.0683.0707.0725.0829.0829.0748.01013.0991.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:AssetsCurrent ▆█▇█▇▆▅▅▆██████▇▁▁2185.02640.02529.02586.02507.02158.02073.02053.02262.02571.02544.02604.02605.02623.02639.02524.01322.01245.0
us-gaap:CashAndCashEquivalentsAtCarryingValue ▁▅▄▅▅▂▁▁▂█▇█▇███▁▁303.0759.0619.0722.0722.0420.0302.0305.0397.01068.01034.01077.01036.01074.01116.01058.0303.0265.0
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▁▃▃▃▃▂▁▁▂███████▁▁307.0767.0648.0749.0749.0429.0311.0316.0406.01734.01696.01736.01692.01729.01769.01711.0305.0267.0
us-gaap:AccountsReceivableNetCurrent █▇▅▄▄▆▄▆▆▁▁▁▂▂▂▁▄▃681.0652.0540.0484.0439.0554.0482.0573.0599.0300.0317.0326.0341.0329.0336.0309.0457.0428.0
us-gaap:InventoryNet ▆▇███▇█▇▇▁▁▁▁▁▁▁▂▂1020.01052.01137.01176.01174.01054.01131.01035.01097.0486.0479.0475.0451.0470.0473.0459.0506.0510.0
us-gaap:PrepaidExpenseAndOtherAssetsCurrent ▇▆█▇▅▄▆▅▆▁▁▂▃▂▂▁▂▁171.0163.0200.0174.0135.0115.0143.0125.0156.049.050.059.081.055.053.044.054.040.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:PropertyPlantAndEquipmentGross NANA3032.0NANANA2769.02634.02567.01850.01835.01824.01825.01927.01893.01797.02636.02584.0
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:BuildingNANA368.0NANANA340.0311.0309.0245.0242.0241.0247.0275.0267.0244.0322.0314.0
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ConstructionInProgressNANA192.0NANANA156.0180.0184.055.063.090.0113.0102.0103.0103.0149.0143.0
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LandAndLandImprovementsNANA189.0NANANA191.0161.0158.096.096.096.097.0100.095.094.0163.0159.0
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:MachineryAndEquipmentNANA2197.0NANANA2028.01933.01857.01415.01395.01357.01326.01409.01387.01316.01945.01916.0
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:OtherMachineryAndEquipmentNANA86.0NANANA54.049.059.039.039.040.042.041.041.040.057.052.0
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA1273.0NANANA1007.0924.0932.0858.0831.0810.0792.0807.0778.0728.0820.0768.0
us-gaap:AmortizationOfIntangibleAssets 8.0NA9.08.07.09.07.09.08.06.06.07.07.06.06.06.07.06.0
us-gaap:PropertyPlantAndEquipmentNet NANA1759.0NANANA1762.01710.01635.0992.01004.01014.01033.01120.01115.01069.01816.01816.0
us-gaap:FiniteLivedIntangibleAssetsNet ▅▅▅▅▄▅▅▇█▁▂▂▃▄▄▅▆▆206.0201.0201.0203.0195.0202.0208.0222.0231.0169.0176.0182.0188.0192.0198.0203.0210.0217.0
us-gaap:DeferredTaxAssetsLiabilitiesNet NANA844.0NANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseRightOfUseAsset ▆▆▇▇▇▇██▇▅▁69.078.081.086.086.092.0101.0101.093.062.00.0NANANANANANANA
us-gaap:OtherAssetsNoncurrent █████▇▇▇▇▅▄▃▂▁▁▁▁▁182.0177.0175.0177.0171.0158.0162.0151.0170.0110.085.062.036.027.024.022.023.024.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:AccountsPayableCurrent ██▇▆▆▅▇▄▆▂▁▂▁▁▂▂▃▃375.0378.0356.0306.0322.0280.0342.0246.0297.0150.0133.0155.0131.0146.0165.0155.0201.0198.0
us-gaap:AccruedIncomeTaxesCurrent ▅▆▂▂▂▄▁▄▂▂▃█▅▁▂▂▂▂9.011.02.02.04.06.01.06.03.02.05.015.09.01.03.02.02.03.0
us-gaap:AccruedLiabilitiesCurrent ▇▆██▆▇▆▆▇▁▂▂▂▂▂▁▃▂334.0308.0350.0364.0305.0346.0283.0283.0330.0119.0140.0154.0165.0143.0163.0131.0181.0143.0
us-gaap:ContractWithCustomerLiabilityCurrent ▁█▄▃▁▃▁▃█1.08.04.03.01.03.01.03.08.0NANANANA1.03.0NANANA
us-gaap:LiabilitiesCurrent ▅█▅▄▄▅▄▃▄▂▁▁▁▁▁▁▃▃793.01254.0805.0764.0727.0911.0702.0629.0718.0442.0300.0346.0335.0320.0348.0299.0550.0510.0
 us-gaap:NotesPayableCurrent us-gaap:DebtInstrument trox:MGTLoan██▁6.06.05.0NANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseLiabilityCurrent ██▇▇▇▇▇▇▆▄▁41.043.039.038.037.037.038.035.030.019.00.0NANANANANANANA
us-gaap:OtherAccruedLiabilitiesCurrent █▁▁79.061.062.0NANANANANANANA20.0NANANA44.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:LongTermDebtAndCapitalLeaseObligations ▁▂▆██▃▃▄▅▆▅▅▅▅▅▅▂2804.02901.03263.03424.03427.02954.02988.03067.03136.03223.03139.03143.03147.03124.03130.03129.02886.0NA
us-gaap:DeferredIncomeTaxLiabilitiesNet ▇▇▇▃▂▁█177.0179.0176.0152.0145.0139.0184.0NANANA163.0NANANANANANANA
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent ▆▆▇▆▇▇█▆▇▁▁▁▁▂▂▂▄▄144.0144.0146.0138.0151.0153.0160.0144.0146.091.093.091.094.0100.0103.0100.0116.0120.0
us-gaap:MinorityInterest ▁▁▇▅▅▅▆▆▆▄▇▇▇█▇▆▆▆54.045.0173.0137.0126.0126.0168.0157.0150.0104.0179.0172.0172.0204.0186.0158.0162.0153.0
us-gaap:OtherLiabilitiesNoncurrent ▄▄▅▅▅▆▇██▁▁▁▁▁▁▁▃▄34.033.042.042.041.043.049.056.054.017.017.018.019.017.018.018.030.032.0
us-gaap:OperatingLeaseLiabilityNoncurrent ▄▅▅▆▆▇██▇▆▁25.033.041.046.048.052.062.065.059.044.00.0NANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA23.0NANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA9.0NANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA7.0NANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA2.0NANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA6.0NANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:StockholdersEquity █▇▇▆▁▁▂▂▂▁▂▂▂▂▂▂▃▃1922.01812.01698.01551.0602.0553.0748.0667.0779.0576.0683.0707.0725.0829.0829.0748.01013.0991.0
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest █▇▇▆▁▁▂▂▂▁▂▂▂▃▃▂▄▄1976.01857.01871.01688.0728.0679.0916.0824.0929.0680.0862.0879.0897.01033.01015.0906.01175.01144.0
us-gaap:CommonStockValue ██▁▁▁▁▁▁▁▁▁2.02.01.01.01.01.01.01.01.01.01.0NANANANANANANA
us-gaap:AdditionalPaidInCapitalCommonStock ██▆▅▅▅▅▅▅▂▂▂▁▁▁▁▁▁2047.02038.01873.01862.01854.01852.01846.01838.01860.01584.01579.01574.01567.01563.01558.01542.01535.01536.0
us-gaap:RetainedEarningsAccumulatedDeficit ███▇▁▁▁▁▁▂▂▂▂▂▂▂▄▄501.0440.0434.0400.0-485.0-471.0-493.0-486.0-466.0-397.0-357.0-346.0-347.0-377.0-327.0-321.0-69.0-66.0
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▄▃▄▃▂▁▄▃▄▄▅▆▆█▇▆▇▆-628.0-668.0-610.0-712.0-768.0-829.0-606.0-686.0-616.0-612.0-540.0-522.0-496.0-358.0-403.0-474.0-454.0-480.0
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:DerivativeInstrumentRisk,us-gaap:StatementEquityComponents us-gaap:InterestRateSwap,us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest▅▄▂▁▁▂█-41.0-43.0-57.0-61.0-62.0-54.0-22.0NANANANANANANANANANANA
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest▇██▇▅▁▆44.053.058.042.025.0-30.030.0NANANANANANANANANANANA
us-gaap:MinorityInterest ▁▁▇▅▅▅▆▆▆▄▇▇▇█▇▆▆▆54.045.0173.0137.0126.0126.0168.0157.0150.0104.0179.0172.0172.0204.0186.0158.0162.0153.0
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue ▁█7.09.0NA8.02.09.0NA9.07.08.0NA7.06.07.05.06.08.014.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities █▁210.0135.0NANA100.0-28.0NANANA39.0NANANA-4.0NANANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁█-59.0-57.0NANA-54.0-38.0NANANA-50.0NANANA-28.0NANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▆▄▆█▇▅▅▂▆▆▆▆▆▆▆▆▆-621.048.0-226.0-26.0273.0193.0-121.0-100.0-467.050.0-12.0-10.0-9.0-15.04.051.0-19.0-12.0
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▃▅▄▄▅▅▄▄▁▄▄▅▄▄▅█▄▄-460.0119.0-101.00.0320.0118.0-5.0-90.0-1328.038.0-40.044.0-37.0-40.058.01406.038.016.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:DeferredIncomeTaxExpenseBenefit ██▁███████████████5.0-3.0-908.03.06.00.0-2.06.0-10.0-3.08.01.0-33.03.0-6.06.03.0-1.0
us-gaap:DepreciationDepletionAndAmortization ▇██▇▇▇▇▇█▄▅▄▄▄▄▁▆▆71.084.085.076.072.071.075.074.084.047.050.048.049.048.046.013.062.061.0
us-gaap:IncreaseDecreaseInAccountsReceivable ▅█▆▆▁▇▁▄▆▄▄▄▅▄▅▄▅▅20.0120.036.038.0-117.092.0-112.0-9.062.0-19.0-9.0-13.034.0-1.021.01.025.03.0
us-gaap:IncreaseDecreaseInInventories ▂▂▁▃█▄▆▄▂▄▄▅▄▄▃▃▃▃-47.0-63.0-79.0-17.0117.00.073.017.0-41.010.09.024.05.09.0-12.0-12.0-10.0-26.0
us-gaap:NetCashProvidedByUsedInOperatingActivities █▁210.0135.0NANA100.0-28.0NANANA39.0NANANA-4.0NANANANA
us-gaap:NetIncomeLoss ▃▃▃█▂▃▃▂▂▂▂▃▃▂▃▁▃▂73.019.045.0896.0-4.032.00.0-13.0-62.0-34.0-5.06.036.0-44.00.0-247.03.0-41.0
us-gaap:ProfitLoss ▃▃▃█▂▃▂▂▂▂▃▃▃▂▂▁▃▂77.026.057.0902.0-4.040.0-5.0-6.0-56.0-30.06.015.050.0-41.02.0-241.05.0-38.0
us-gaap:ShareBasedCompensation ██▁█▆█7.09.0-23.08.02.09.0NA9.07.08.0NA7.02.07.05.04.08.014.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁█-59.0-57.0NANA-54.0-38.0NANANA-50.0NANANA-28.0NANANANA
us-gaap:PaymentsToAcquireProductiveAssets ▇▇█▆▅▅▇▇▇▃▄▃▃▃▃▁▃▄60.058.066.047.044.038.058.059.056.025.034.028.027.028.028.07.024.032.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▆▄▆█▇▅▅▂▆▆▆▆▆▆▆▆▆-621.048.0-226.0-26.0273.0193.0-121.0-100.0-467.050.0-12.0-10.0-9.0-15.04.051.0-19.0-12.0
us-gaap:ProceedsFromIssuanceOfLongTermDebt ▁▇▁▁▂▁▁▁▁▂▁▁▃▁▁█0.02375.00.00.0500.00.00.00.00.0222.00.00.0615.00.00.02589.0NANA
us-gaap:RepaymentsOfLongTermDebt ▃█▂▁▁▁▁▁▁▁▁▁▃▁▁█▁▁586.02260.0210.08.08.07.0115.057.0114.0101.06.05.0589.06.00.02334.04.04.0
us-gaap:PaymentsOfDividends ██▅▅▅▅▂▃▃▃▂▁▂▂▂▁▂▂14.014.010.010.010.010.06.07.07.07.06.05.06.06.06.05.06.06.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2000000.02000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0

Shares Outstanding

us-gaap:SharesOutstanding us-gaap:StatementEquityComponents

us-gaap:SharesOutstanding

us-gaap:CommonStock


Shares
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
Value153153143143143143141141144125122122122122121
Percentage of SharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStock


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value143141122121116
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302017-09-302017-06-302016-06-302014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-31
Value1581531451431431421501241261261191241161141131131131131131228778
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302017-09-302017-06-302016-06-302014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-31
Value1531471431431421421501241231231191191161141131131131131131228475
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EmployeeStockOption


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-03-312015-03-312014-03-31
Value533880.01195300.01205000.01208100.01216500.01263700.01269400.01307700.01325000.01328100.01707100.01827400.01930600.01936600.02078600.02354500.02939600.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedStockUnitsRSU


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-03-312015-03-312014-03-31
Value776.0924380.05653100.06832000.07322600.05603100.05206600.05176200.02107700.01605200.05388800.05548100.02184700.06965700.05700700.01488900.01002200.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount0.177.3469.1565.5602.0443.4410.1395.8159.1120.9315.7303.6113.2359.7274.363.234.1

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-09-302017-06-302016-12-312016-09-302016-06-302016-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value0.470.130.316.24-0.030.230-0.09-0.41-0.27-0.050.050.3-2.070.021.04-0.35-0.42-0.78-0.06-0.43-0.11-0.5-1.58-0.0313.461.14
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-09-302017-06-302016-12-312016-09-302016-06-302016-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value0.460.120.276.18-0.030.220-0.09-0.41-0.27-0.050.050.29-2.070.021.0-0.35-0.42-0.78-0.06-0.43-0.11-0.5-1.49-0.0313.01.1
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Basic Share

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare


Income
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302016-12-312016-09-302016-06-302016-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312011-01-31
Value0.316.24-0.030.230.01-0.13-0.41-0.050.050.3-0.36-0.28-0.160.84-0.53-0.55-0.97-0.06-0.43-0.11-0.5-0.82-0.0313.461.140.881.320.890.1415.28
Percentage of IncomeLossFromContinuingOperationsPerBasicShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Diluted Share

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare


Income
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302016-12-312016-09-302016-06-302016-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312011-01-31
Value0.316.18-0.030.220.01-0.13-0.41-0.050.050.29-0.36-0.28-0.160.81-0.53-0.55-0.97-0.06-0.43-0.11-0.5-0.82-0.0313.01.10.851.250.850.1315.25
Percentage of IncomeLossFromContinuingOperationsPerDilutedShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:AwardType

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:RestrictedStockUnitsRSU


Allocated
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value7.09.08.02.08.09.07.0
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating350.0900.0800.0100.0266.7225.0233.3
Percentage of InterestIncomeOperating us-gaap:RestrictedStockUnitsRSU0.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value113-5.014795257-191.080-83.0-66.0-45.0-23.0-20.0-102.01.071-267.029-24.0152-12.0-48.0-50.0-155.0-159.0-108.0-96.0-332.0-137.0-11.0-59.0-57.0-45.0-84.0-163.0-180.013117093631
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating5650.0-500.00.095200.02850.0-6366.70.0-2075.0-2200.0-500.00.0-250.0-1457.112.50.0-8900.02900.0-2400.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value9.0-3.038110.0-39.010.0-7.010.0157.00.0-32.01828-4.09.09.02.0162.012-27.0-29.02.0-12.0-6.0-15.0-1.01.0-9.02.0-11.0-16.0-15.05.010
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating450.0-300.00.01100.00.0-1300.00.0-175.0333.3166.70.00.0-457.1225.00.0-133.3900.0900.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value122-8.018596357-230.090-90.0-56.0-30.0-16.0-20.0-134.01999-271.038-15.01544.0-46.0-38.0-182.0-188.0-106.0-108.0-353.0-137.0-11.0-59.0
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating6100.0-800.00.096300.02850.0-7666.70.0-2250.0-1866.7-333.30.0-250.0-1914.3237.50.0-9033.33800.0-1500.00.00.00.00.00.00.00.00.00.00.00.00.0

Gains Losses On Extinguishment Of Debt

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GainsLossesOnExtinguishmentOfDebt


Gains
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-302013-03-31
Value-23.0-34.00.00.0-1.00.00.0-2.00.00.0-30.00.00.0-28.00.00.00.00.00.04.00.00.00.00.00.00.0-8.00.08.00.0-4.0
Percentage of GainsLossesOnExtinguishmentOfDebt100.0100.00.00.0100.00.00.0100.00.00.0100.00.00.0100.00.00.00.00.00.0100.00.00.00.00.00.00.0100.00.0100.00.0100.0
Percentage of InterestIncomeOperating-1150.0-3400.00.00.00.00.00.0-22.20.00.0-428.60.00.0-933.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:GainsLossesOnExtinguishmentOfDebt us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:RevolvingCreditFacility, trox:NewRevolvingFacility


Gains
Period End2021-06-302021-03-31
Value0.0-4.0
Percentage of GainsLossesOnExtinguishmentOfDebt-0.011.8
Percentage of InterestIncomeOperating0.0-400.0
Percentage of InterestIncomeOperating us-gaap:RevolvingCreditFacility trox:NewRevolvingFacility0.00.0

us-gaap:GainsLossesOnExtinguishmentOfDebt us-gaap:DebtInstrument

trox:NewTermLoanFacility


Gains
Period End2021-06-30
Value-1.0
Percentage of GainsLossesOnExtinguishmentOfDebt4.3
Percentage of InterestIncomeOperating-50.0
Percentage of InterestIncomeOperating trox:NewTermLoanFacility0.0

trox:SeniorNotesDue2025


Gains
Period End2021-04-01
Value-22.0
Percentage of GainsLossesOnExtinguishmentOfDebt0.0
Percentage of InterestIncomeOperating0.0
Percentage of InterestIncomeOperating trox:SeniorNotesDue20250.0

trox:SeniorNotesDue2026


Gains
Period End2021-03-31
Value30
Percentage of GainsLossesOnExtinguishmentOfDebt-88.2
Percentage of InterestIncomeOperating0.0
Percentage of InterestIncomeOperating trox:SeniorNotesDue20260.0

Gross Profit

us-gaap:GrossProfit

us-gaap:GrossProfit


Gross
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value227206178139129175148133100831181211441151251061249090805720223924355468602554545032-61.04312515725
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating11350.020600.00.013900.06450.05833.30.03325.03333.3922.20.01512.52057.11437.50.03533.312400.09000.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Loss From Continuing Operations Attributable To Noncontrolling Entity

us-gaap:IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity

us-gaap:IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity


Income
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value126.00.08.0-5.07.06.04.0119.0143.02.06.02.03.02.0-2.0
Percentage of IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating0.0600.00.0266.70.0175.0200.044.40.0112.5200.037.50.0200.0200.0300.00.00.0

Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value9732529.06.047-1.00.0-59.0-28.0352123-36.0-2.0-12.08.0-36.0-20.0-35.0-38.0-80.0-77.0-43.0-107.0-39.0-22.0-49.0-23.0-55.016-33.00.0-44.0-121.0-35.01060104632
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating4850.03200.00.0900.0300.01566.70.00.0-1966.7-311.10.0262.5328.6-450.00.0-400.0800.0-3600.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest


Income
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
Value57902-4.040-5.0-12.0-55.0-30.06.01550-41.02.0-25.0-17.0-53.099-62.0-62.0-114.0
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating0.090200.0-200.01333.30.0-300.0-1833.3-333.30.0187.5714.3-512.50.0-833.3-1700.0-5300.00.00.00.00.0

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value206.0-5.0-893.010.07.04.012-4.02.0296.0-27.05.0-4.0133.02.0-144.07.010.0121211117.025341-25.0-1.0198.01.01.0100-34.0-84.0181.0
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating1000.0600.00.0-89300.0500.0233.30.0300.0-133.322.20.075.0-385.762.50.0433.3300.0200.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Taxes Paid

us-gaap:IncomeTaxesPaid

us-gaap:IncomeTaxesPaid


Income
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value173.0-4.09.04.02.0135.0
Percentage of IncomeTaxesPaid100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating850.0300.0-400.0450.0133.350.0433.355.6

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value365049484745475154494947484948474746
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating1800.05000.00.04800.02350.01500.00.01275.01800.0544.40.0587.5685.7612.50.01566.74700.04600.0

us-gaap:InterestExpense us-gaap:DerivativeInstrumentRisk

us-gaap:InterestRateSwap


Interest
Period End2021-06-30
Value4.0
Percentage of InterestExpense11.1
Percentage of InterestIncomeOperating200.0
Percentage of InterestIncomeOperating us-gaap:InterestRateSwap0.0

us-gaap:InterestExpense us-gaap:DerivativeInstrumentRisk, us-gaap:StatementEquityComponents

us-gaap:InterestRateSwap, us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest


Interest
Period End2021-03-312020-12-312020-09-302020-03-312019-12-31
Value4.016-4.01.02.0
Percentage of InterestExpense8.032.7-8.32.24.3
Percentage of InterestIncomeOperating400.00.0-400.033.30.0
Percentage of InterestIncomeOperating us-gaap:InterestRateSwap us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.0

Interest Income Operating

us-gaap:InterestIncomeOperating

us-gaap:InterestIncomeOperating


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2.01.02.01.02.03.02.04.03.09.010.08.07.08.05.03.01.01.0
Percentage of InterestIncomeOperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value39306517532461326629
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating1950.03000.03250.01700.02650.0800.03050.0800.02200.0322.2

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312011-01-31
Value731945896-4.0320.0-13.0-62.0-34.0-5.06.036-44.00.0-247.03.0-41.0122-40.0-50.0-91.0-90.0-60.0-119.0-49.0-276.0-93.00.0-58.0-7.0-49.0-13.0-57.0-96.0-1.011448667996610.0631
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating3650.01900.02250.089600.0-200.01066.70.0-325.0-2066.7-377.8-50.075.0514.3-550.00.0-8233.3300.0-4100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value4.07.0126.00.08.0-5.07.06.04.0119.0143.02.06.02.03.02.0-2.02.0-1.01.06.01.03.01.03.02.04.0-4.08.012-12.03.02.00.5
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating200.0700.0600.0600.00.0266.7-250.0175.0200.044.4110.0112.5200.037.540.0200.0200.0300.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value45896-4.0320.0-13.0-62.0-34.0-5.06.036-44.00.0-247.03.0-41.0122-40.0-50.0-91.0-546.06011949-578.0930.058
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0
Percentage of InterestIncomeOperating2250.089600.0-200.01066.70.0-325.0-2066.7-377.8-50.075.0514.3-550.00.0-8233.3300.0-4100.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value150125944949794448-13.016685365146051551632258.0-29.0-38.0-21.0-50.0-9.0-5.01115-21.04.09.09.0-19.0-8.8-24.52211320
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating7500.012500.04700.04900.02450.02633.32200.01200.0-433.3177.8680.0662.5928.6175.01200.01700.05500.01600.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value50-42.01254316-188.076-79.0220.0-18.0-33.0-185.059103-36.03424-3.0690.053-105.0-135.011-63.0-27.0-47.0-13.0-8.0-83.0-5.0-82.0-119.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating2500.0-4200.06250.04300.0800.0-6266.73800.0-1975.0733.30.0-180.0-412.5-2642.9737.52060.0-1200.03400.02400.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value45-34.01286161-270.095-84.00.00.0-22.0-35.0-184.06097-30.0332330462.054-93.0-134.012-62.0-78.0-47.0-13.0-5.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating2250.0-3400.06400.06100.03050.0-9000.04750.0-2100.00.00.0-220.0-437.5-2628.6750.01940.0-1000.03300.02300.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value40-24.05661-223.0-70.0-4.0-11.0-26.0-138.04571-20.0261730282.041-65.0-99.011-47.0
Percentage of OtherComprehensiveIncomeLossNetOfTax88.970.691.8100.082.683.30.00.074.375.075.073.266.778.873.9100.060.9100.075.969.973.991.775.8
Percentage of InterestIncomeOperating2000.0-2400.05600.03050.0-7433.3-1750.0-133.3-122.2-325.0-1971.4562.51420.0-666.72600.01700.00.00.00.00.00.00.00.00.0
Percentage of InterestIncomeOperating us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value5.0-10.05.00.0-47.0-14.04.011-9.0-46.01526-10.07.06.00.0180.013-28.0-35.01.0-15.0
Percentage of OtherComprehensiveIncomeLossNetOfTax11.129.48.20.017.416.70.00.025.725.025.026.833.321.226.10.039.10.024.130.126.18.324.2
Percentage of InterestIncomeOperating250.0-1000.0500.00.0-1566.7-350.0133.3122.2-112.5-657.1187.5520.0-333.3700.0600.00.00.00.00.00.00.00.00.0
Percentage of InterestIncomeOperating us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value40-24.05661-223.0-70.0-4.0-11.0-26.0-138.04571-20.0261730282.041-65.0-99.011-47.0
Percentage of OtherComprehensiveIncomeLossNetOfTax88.970.691.8100.082.683.30.00.074.375.075.073.266.778.873.9100.060.9100.075.969.973.991.775.8
Percentage of InterestIncomeOperating2000.0-2400.05600.03050.0-7433.3-1750.0-133.3-122.2-325.0-1971.4562.51420.0-666.72600.01700.00.00.00.00.00.00.00.00.0
Percentage of InterestIncomeOperating us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value4.0-10.07.07.02.010.01.0-1.05.0-2.06.07.029-9.0-14.012-1.0-6.0-6.0-14.00.0-9.06.023-5.04.0159.03.00.048-10.0266.0-3.00.0-3.0-1.0615
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0
Percentage of InterestIncomeOperating200.0-1000.0350.0700.0100.0333.350.0-25.0166.7-22.260.087.5414.3-112.5-280.0400.0-100.0-600.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value772657902-4.040-5.0-6.0-56.0-30.06.01550-41.02.0-241.05.0-38.0124-42.0-48.0-92.0-89.0-54.0-118.0-46.0-275.0-90.02.0-54.0-3.0-41.0-1.0-45.0-96.0-1.0114486631
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating3850.02600.02850.090200.0-200.01333.3-250.0-150.0-1866.7-333.360.0187.5714.3-512.540.0-8033.3500.0-3800.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value4.07.06.00.08.07.06.04.09.0143.02.06.02.03.02.0-2.02.0-1.01.06.01.03.01.03.02.04.04.08.01212-3.0
Percentage of ProfitLoss5.226.90.7-0.020.0-116.7-10.7-13.360.028.0-7.3100.0-2.540.0-7.91.64.8-4.21.1-1.1-11.1-0.8-6.5-0.4-3.3100.0-7.4-133.3-19.5-1200.0-26.73.1
Percentage of InterestIncomeOperating200.0700.0600.00.0266.7175.0200.044.4112.5200.037.540.0200.0200.0300.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of InterestIncomeOperating us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value7319896-4.032-13.0-62.0-34.06.036-44.00.0-247.03.0-41.0122-40.0-50.0-91.0-90.0-60.0-119.0-49.0
Percentage of ProfitLoss94.873.199.3100.080.0216.7110.7113.340.072.0107.30.0102.560.0107.998.495.2104.298.9101.1111.1100.8106.5
Percentage of InterestIncomeOperating3650.01900.089600.0-200.01066.7-325.0-2066.7-377.875.0514.3-550.00.0-8233.3300.0-4100.00.00.00.00.00.00.00.00.0
Percentage of InterestIncomeOperating us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value7319-4.032-13.0-62.0-34.06.036-44.00.0-247.03.0-41.0122-40.0-50.0-91.0-90.0-60.0-119.0-49.0-276.0-93.00.0-58.0-7.0-49.0-13.0-57.0-93.0
Percentage of ProfitLoss94.873.1100.080.0216.7110.7113.340.072.0107.30.0102.560.0107.998.495.2104.298.9101.1111.1100.8106.5100.4103.30.0107.4233.3119.51300.0126.796.9
Percentage of InterestIncomeOperating3650.01900.0-200.01066.7-325.0-2066.7-377.875.0514.3-550.00.0-8233.3300.0-4100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of InterestIncomeOperating us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312011-01-31
Value927891783675578722693768791390429456492442464435421378548533537475535575617385400429490418436491525470482216429434383465428267108
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating46350.089100.039150.067500.028900.024066.734650.019200.026366.74333.34290.05700.07028.65525.09280.014500.042100.037800.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService

trox:FeedstockAndOtherProducts


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value6672102764477799778215936251745374931
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.18.113.011.37.610.711.412.69.95.413.87.95.13.89.78.511.68.2
Percentage of InterestIncomeOperating3300.07200.05100.07600.02200.02566.73950.02425.02600.0233.3590.0450.0357.1212.5900.01233.34900.03100.0
Percentage of InterestIncomeOperating trox:FeedstockAndOtherProducts0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

trox:TiO2


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value740696587543466580544603625277
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax79.878.175.080.480.680.378.578.579.071.0
Percentage of InterestIncomeOperating37000.069600.029350.054300.023300.019333.327200.015075.020833.33077.8
Percentage of InterestIncomeOperating trox:TiO20.00.00.00.00.00.00.00.00.00.0

trox:Zircon


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value12112394566865706888648272786168533850
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.113.812.08.311.89.010.18.911.116.419.115.815.913.814.712.29.013.2
Percentage of InterestIncomeOperating6050.012300.04700.05600.03400.02166.73500.01700.02933.3711.1820.0900.01114.3762.51360.01766.73800.05000.0
Percentage of InterestIncomeOperating trox:Zircon0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical

srt:AsiaPacific


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value308302165191202212225247247109143142137135148139141
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax33.233.921.128.334.929.432.532.231.227.933.331.127.830.531.932.033.5
Percentage of InterestIncomeOperating15400.030200.08250.019100.010100.07066.711250.06175.08233.31211.11430.01775.01957.11687.52960.04633.314100.0
Percentage of InterestIncomeOperating srt:AsiaPacific0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:NorthAmerica


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value194169273189154178175203180138144175185145146149146
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.919.034.928.026.624.725.326.422.835.433.638.437.632.831.534.334.7
Percentage of InterestIncomeOperating9700.016900.013650.018900.07700.05933.38750.05075.06000.01533.31440.02187.52642.91812.52920.04966.714600.0
Percentage of InterestIncomeOperating srt:NorthAmerica0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

trox:EuropeMiddleEastAndAfrica


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value357357143244201292242266316130128118149146151132119116
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax38.540.118.336.134.840.434.934.639.933.329.825.930.333.032.530.328.330.7
Percentage of InterestIncomeOperating17850.035700.07150.024400.010050.09733.312100.06650.010533.31444.41280.01475.02128.61825.03020.04400.011900.011600.0
Percentage of InterestIncomeOperating trox:EuropeMiddleEastAndAfrica0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

trox:SouthAndCentralAmerica


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value6863202512140515248131421211619151512
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.37.125.87.63.65.57.46.86.13.33.34.64.33.64.13.43.63.2
Percentage of InterestIncomeOperating3400.06300.010100.05100.01050.01333.32550.01300.01600.0144.4140.0262.5300.0200.0380.0500.01500.01200.0
Percentage of InterestIncomeOperating trox:SouthAndCentralAmerica0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value77818489809495821036750627976655569745954504746557244544745-46.0-324.0454151-446.06010344-5.0
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating3850.08100.04200.08900.04000.03133.34750.02050.03433.3744.4500.0775.01128.6950.01300.01833.36900.07400.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value61826623656864765482513052685157541647264642471447334858486446914994492249504925489349075072529655925436506553475566560656995785584760155511
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value42064766469747884754445143524333448740463780383538363825384937853819377837893918389338613962398040633778327731813243325132623264325733192629
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets68.072.071.573.986.786.882.684.082.885.681.481.481.078.779.180.776.576.876.579.679.678.778.175.272.769.564.759.558.358.057.256.455.755.247.7

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value61826623656864765482513052685157541647264642471447334858486446914994492249504925489349075072529655925436506553475566560656995785584760155511
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value192218121698155160255374866777957668370772582982974810139911017865874922998117713611492161019822124215522382313238424792649
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets31.127.425.923.911.010.814.212.914.412.214.715.015.317.117.015.920.320.120.517.617.918.819.722.224.327.431.837.138.238.439.340.040.841.248.1

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value21852640252925862507215820732053226225712544260426052623263925241322124512531202120411741301138515322840238125082580256726532704265427102173
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets35.339.938.539.945.742.139.439.841.854.454.855.255.054.054.353.826.525.325.324.424.623.925.726.227.452.247.046.946.445.846.646.745.445.139.4

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-01-312011-01-01
Value303759619722722420302305397106810341077103610741116105830326524820218815222914520511391279134513751403147814571389137571677418622315461142
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.911.59.411.113.28.25.75.97.322.622.322.821.922.122.922.66.15.45.04.13.83.14.52.73.721.025.325.224.725.025.925.223.822.913.00.00.00.00.00.00.0

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
Value3077676487497494293113164061734169617361692172917691711305267251234
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 Assets5.011.69.911.613.78.45.96.17.536.736.536.835.735.636.436.56.15.45.14.6

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value681652540484439554482573599300317326341329336309457428421394405367391453472298277304370327308373425416391
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.09.88.27.58.010.89.111.111.16.36.86.97.26.86.96.69.28.78.58.08.37.57.78.68.45.55.55.76.65.85.46.47.36.97.1

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value102010521137117611741054113110351097486479475451470473459506510532558566616630715780754770778754754759734749850914
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets16.515.917.318.221.420.521.520.120.310.310.310.19.59.79.79.810.110.410.711.311.612.612.413.513.913.915.214.613.513.413.312.712.814.116.6

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value1711632001741351151431251564950598155534454404945423646626029425248486144372838
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.82.53.02.72.52.22.72.42.91.01.11.31.71.11.10.91.10.81.00.90.90.70.91.21.10.50.81.00.90.91.10.80.60.50.7

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value303227692634256718501835182418251927189317972636258425522548247924672402246024971669167616221624160115771571156315701598
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets46.252.651.147.439.139.538.738.639.738.938.352.852.551.651.750.750.347.446.544.730.733.130.329.228.627.727.226.726.129.0

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

us-gaap:Building


Property
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value368340311309245242241247275267244322314309304292291189208258180187186192192181188190186194
Percentage of PropertyPlantAndEquipmentGross12.112.311.812.013.213.213.213.514.314.113.612.212.212.111.911.811.87.98.510.310.811.211.511.812.011.512.012.211.812.1
Percentage of Assets5.66.56.05.75.25.25.15.25.75.55.26.46.46.26.26.05.93.73.94.63.33.73.53.43.43.23.23.23.13.5
Percentage of Assets us-gaap:Building0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConstructionInProgress


Property
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value192156180184556390113102103103149143146153145136261265250157149123109102133128130147153
Percentage of PropertyPlantAndEquipmentGross6.35.66.87.23.03.44.96.25.35.45.75.75.55.76.05.85.510.910.810.09.48.97.66.76.48.48.18.39.49.6
Percentage of Assets2.93.03.53.41.21.41.92.42.12.12.23.02.92.93.13.02.85.15.04.52.92.92.32.01.82.32.22.22.42.8
Percentage of Assets us-gaap:ConstructionInProgress0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LandAndLandImprovements


Property
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value18919116115896969697100959416315915915715515614310913977808081817980808180
Percentage of PropertyPlantAndEquipmentGross6.26.96.16.25.25.25.35.35.25.05.26.26.26.26.26.36.36.04.45.64.64.84.95.05.15.05.15.15.25.0
Percentage of Assets2.93.63.12.92.02.12.02.02.12.02.03.33.23.23.23.23.22.82.12.51.41.61.51.51.41.41.41.41.31.5
Percentage of Assets us-gaap:LandAndLandImprovements0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:MachineryAndEquipment


Property
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value219720281933185714151395135713261409138713161945191618881885183918371765184218031218122512011211119811411143113611321158
Percentage of PropertyPlantAndEquipmentGross72.573.273.472.376.576.074.472.773.173.373.273.874.174.074.074.274.573.574.972.273.073.174.074.674.872.472.872.772.172.5
Percentage of Assets33.538.537.534.329.930.128.828.029.028.528.138.938.938.138.337.637.434.834.832.222.424.222.521.821.420.019.819.418.821.0
Percentage of Assets us-gaap:MachineryAndEquipment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherMachineryAndEquipment


Property
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value86544959393940424141405752504948474436473735323128439.06.07.06.0
Percentage of PropertyPlantAndEquipmentGross2.82.01.92.32.12.12.22.32.12.22.22.22.02.01.91.91.91.81.51.92.22.12.01.91.72.70.60.40.40.4
Percentage of Assets1.31.01.01.10.80.80.80.90.80.80.91.11.11.01.01.01.00.90.70.80.70.70.60.60.50.80.20.10.10.1
Percentage of Assets us-gaap:OtherMachineryAndEquipment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value12731007924932858831810792807778728820768721698647608559557530484449421396356319295254210175
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets19.419.117.917.218.217.917.216.716.616.015.516.415.614.614.213.212.411.010.59.58.98.97.97.16.45.65.14.33.53.2

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


Amortization
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-01-31
Value8.09.08.07.09.07.09.08.06.06.07.07.06.06.06.07.06.06.06.07.06.06.07.06.07.07.07.06.07.07.06.07.07.06.46.46.36.06.26.06.00.0
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AmortizationOfIntangibleAssets us-gaap:IncomeStatementLocation

us-gaap:CostOfSales


Amortization
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312016-09-302016-06-302016-03-312015-12-31
Value1.00.00.00.01.00.01.00.00.00.01.00.00.00.01.00.00.01.01.00.0
Percentage of AmortizationOfIntangibleAssets11.10.00.00.014.30.012.50.00.00.014.30.00.00.014.30.00.014.316.70.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CostOfSales0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:SellingGeneralAndAdministrativeExpenses


Amortization
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
Value8.08.08.08.07.09.06.09.07.06.06.07.06.06.06.06.06.06.06.06.06.05.06.07.06.07.0
Percentage of AmortizationOfIntangibleAssets100.00.088.9100.0100.0100.085.7100.087.5100.0100.0100.085.7100.0100.0100.085.7100.0100.0100.085.783.3100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:SellingGeneralAndAdministrativeExpenses0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value17591762171016359921004101410331120111510691816181618311850183218591843190319671185122712011228124512581276130913601423
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets26.833.433.230.221.021.621.521.823.122.922.836.436.937.037.637.437.936.335.935.221.824.222.522.122.222.122.122.422.625.8

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value206201201203195202208222231169176182188192198203210217223226232238244252260265272279286293300306313318326312318
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.33.03.13.13.63.93.94.34.33.63.83.94.04.04.14.34.24.44.54.64.74.94.84.84.64.95.45.25.15.25.35.35.45.35.90.00.0

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

trox:CapitalizedSoftware


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value41291914
Percentage of FiniteLivedIntangibleAssetsNet19.914.49.56.9
Percentage of Assets0.70.40.30.2
Percentage of Assets trox:CapitalizedSoftware0.00.00.00.0

us-gaap:ComputerSoftwareIntangibleAsset


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value5140342814161515161720202119202022242422232324262829
Percentage of FiniteLivedIntangibleAssetsNet24.819.916.913.87.27.97.26.86.910.111.411.011.29.910.19.910.511.110.89.79.99.79.810.310.810.7
Percentage of Assets0.80.60.50.40.30.30.30.30.30.40.40.40.40.40.40.40.40.50.50.40.50.50.50.50.50.6
Percentage of Assets us-gaap:ComputerSoftwareIntangibleAsset0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value899498103108113118122128133137142147152157162166171176181186191196201206210215220225230235240245250255
Percentage of FiniteLivedIntangibleAssetsNet43.246.848.850.755.455.956.755.055.478.777.878.078.279.279.379.879.078.878.980.180.280.380.379.879.279.279.078.978.778.578.378.478.378.678.2
Percentage of Assets1.41.41.51.62.02.22.22.42.42.83.03.03.13.13.23.53.33.53.63.73.83.93.93.83.73.94.24.14.04.14.14.14.24.24.6
Percentage of Assets us-gaap:CustomerRelationships0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PatentedTechnology


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value6667697273737585871919202021212122222323232424242525262626272728282929
Percentage of FiniteLivedIntangibleAssetsNet32.033.334.335.537.436.136.138.337.711.210.811.010.610.910.610.310.510.110.310.29.910.19.89.59.69.49.69.39.19.29.09.28.99.18.9
Percentage of Assets1.11.01.11.11.31.41.41.61.60.40.40.40.40.40.40.40.40.40.50.50.50.50.50.50.40.50.50.50.50.50.50.50.50.50.5
Percentage of Assets us-gaap:PatentedTechnology0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Deferred Tax Assets Liabilities Net

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:DeferredTaxAssetsLiabilitiesNet


Deferred
Period End2020-12-312014-12-312013-12-312012-12-31
Value844-191.028-22.0
Percentage of DeferredTaxAssetsLiabilitiesNet100.0100.0100.0100.0
Percentage of Assets12.9-3.80.5-0.4

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
Value69788186869210110193620.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets1.11.21.21.31.61.81.92.01.71.30.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value18217717517717115816215117011085623627242223242224232468727561616470788082808159
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.92.72.72.73.13.13.12.93.12.31.81.30.80.60.50.50.50.50.40.50.50.51.31.41.31.11.21.21.31.41.41.41.41.31.1

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value375378356306322280342246297150133155131146165155201198181162159152159179203139160139154161164141129162189
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.15.75.44.75.95.56.54.85.53.22.93.32.83.03.43.34.04.03.73.33.23.13.13.43.62.63.22.62.82.92.92.42.22.73.4

Accrued Income Taxes Current

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:AccruedIncomeTaxesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value9.0112.02.04.06.01.06.03.02.05.0159.01.03.02.02.03.01.0575449432926233231272628148.02024
Percentage of AccruedIncomeTaxesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.20.00.00.10.10.00.10.10.00.10.30.20.00.10.00.00.10.01.21.11.00.80.50.50.40.60.60.50.50.50.20.10.30.4

Accrued Liabilities Current

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value33430835036430534628328333011914015416514316313118114317414815613018014115695147142138116146149180178209
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.44.75.35.65.66.75.45.56.12.53.03.33.52.93.42.83.62.93.53.03.22.63.52.72.81.72.92.72.52.12.62.63.13.03.8

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-03-312017-12-31
Value1000000.08000000.04000000.03000000.01000000.03000000.01000000.03000000.08000000.01000000.03000000.0
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.10.10.00.00.10.00.10.10.00.1

us-gaap:ContractWithCustomerLiabilityCurrent us-gaap:Range

srt:Maximum


Contract
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-30
Value4000000.01000000.01000000.01000000.01000000.01000000.0
Percentage of ContractWithCustomerLiabilityCurrent100.0100.00.00.00.00.0
Percentage of Assets0.10.00.00.00.00.0
Percentage of Assets srt:Maximum0.00.00.00.00.00.0

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value7931254805764727911702629718442300346335320348299550510522533535497548521560284366330352330363323336380467
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets12.818.912.311.813.317.813.312.213.39.46.57.37.16.67.26.411.010.410.510.810.910.110.89.810.05.27.26.26.35.96.45.65.76.38.5

Notes Payable Current

us-gaap:NotesPayableCurrent us-gaap:DebtInstrument

us-gaap:NotesPayableCurrent

trox:MGTLoan


Notes
Period End2021-06-302021-03-312020-12-31
Value6000000.06000000.05000000.0
Percentage of NotesPayableCurrent100.0100.0100.0
Percentage of Assets0.10.10.1
Percentage of Assets trox:MGTLoan0.00.00.0

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
Value414339383737383530190.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.70.60.60.60.70.70.70.70.60.40.0

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherAccruedLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312018-12-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-06-302015-03-312014-12-312013-12-31
Value79616220442123202522186.07.07.0
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.30.90.90.40.90.40.50.40.50.40.30.10.10.1

Long Term Debt And Capital Lease Obligations

us-gaap:LongTermDebtAndCapitalLeaseObligations

us-gaap:LongTermDebtAndCapitalLeaseObligations


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value280429013263342434272954298830673136322331393143314731243130312928862888
Percentage of LongTermDebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets45.443.849.752.962.557.656.759.557.968.267.666.766.564.364.466.757.858.3

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value177179176152145139184163
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.92.72.72.32.62.73.53.5

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent


Pension
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value14414414613815115316014414691939194100103100116120122151137141141160168167172132141145148178177175176
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.32.22.22.12.83.03.02.82.71.92.01.92.02.12.12.12.32.42.53.12.82.92.83.03.03.13.42.52.52.62.63.13.02.93.2

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

country:US, us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-31
Value558586
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent37.753.192.5
Percentage of Assets0.81.61.9
Percentage of Assets country:US us-gaap:PensionPlansDefinedBenefit0.00.00.0

us-gaap:ForeignPlan, us-gaap:DefinedBenefitPostretirementHealthCoverage


Pension
Period End2020-12-312019-12-312018-12-31
Value23137.0
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent15.88.17.5
Percentage of Assets0.40.20.2
Percentage of Assets us-gaap:ForeignPlan us-gaap:DefinedBenefitPostretirementHealthCoverage0.00.00.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-31
Value6660
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent45.237.5
Percentage of Assets1.01.1
Percentage of Assets us-gaap:ForeignPlan us-gaap:PensionPlansDefinedBenefit0.00.0

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value54451731371261261681571501041791721722041861581621531441421261241121391681661781841992001992082062172333033010.0
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.90.72.62.12.32.53.23.02.82.23.93.63.64.23.83.43.23.12.92.92.62.52.22.63.03.13.53.43.63.63.53.63.53.64.20.00.00.0

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value34334242414349565417171819171818303232111109101981009685757370686258494953
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.50.50.60.60.70.80.91.11.00.40.40.40.40.30.40.40.60.70.62.32.22.11.91.91.71.61.51.41.31.21.11.00.80.81.0

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
Value253341464852626559440.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.40.50.60.70.91.01.21.31.10.90.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value23
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
Value9000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets0.1

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value7000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets0.1

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value2000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.0

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value6000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets0.1

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value80100998963
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0
Percentage of Assets1.21.91.91.61.3

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value91
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets1.4

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value11
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets0.2

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value192218121698155160255374866777957668370772582982974810139911017865874922998117713611492161019822124215522382313238424792649
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets31.127.425.923.911.010.814.212.914.412.214.715.015.317.117.015.920.320.120.517.617.918.819.722.224.327.431.837.138.238.439.340.040.841.248.1

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value197618571871168872867991682492968086287989710331015906117511441161100710001046111013161529165817882166232323552437252125902696288230883412752
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets32.028.028.526.113.313.217.416.017.214.418.618.619.021.320.919.323.523.223.520.420.421.321.924.827.330.535.340.541.742.042.843.644.344.852.30.00.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value-120.0-120.0-120.0-103.0-104.0-103.0-104.0-94.0-94.0-95.0-95.0-91.0-88.0-89.0-90.0-85.0-91.0-91.0-92.0-123.0-101.0-101.0-102.0-114.0-115.0-116.0-117.0-66.0-66.0-66.0-69.0-99.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-6.1-6.5-6.4-6.1-14.3-15.2-11.4-11.4-10.1-14.0-11.0-10.4-9.8-8.6-8.9-9.4-7.7-8.0-7.9-12.2-10.1-9.7-9.2-8.7-7.5-7.0-6.5-3.0-2.8-2.8-2.8-3.4
Percentage of Assets-1.9-1.8-1.8-1.6-1.9-2.0-2.0-1.8-1.7-2.0-2.0-1.9-1.9-1.8-1.9-1.8-1.8-1.8-1.9-2.5-2.1-2.1-2.0-2.2-2.1-2.1-2.3-1.2-1.2-1.2-1.2-1.8
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value4.09.01.0-19.0-36.0-82.01.0-28.0-23.00.00.00.0-1.0-1.0-1.00.00.01.03.00.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.20.50.1-1.1-4.9-12.10.1-3.4-2.50.00.00.0-0.1-0.1-0.10.00.00.10.30.0
Percentage of Assets0.10.10.0-0.3-0.7-1.60.0-0.5-0.40.00.00.0-0.0-0.0-0.00.00.00.00.10.0
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value-628.0-668.0-610.0-712.0-768.0-829.0-606.0-686.0-616.0-612.0-540.0-522.0-496.0-358.0-403.0-474.0-454.0-480.0-495.0-525.0-553.0-555.0-596.0-531.0-432.0-443.0-396.0-325.0-296.0-286.0-284.0-243.0-245.0-185.0-95.0-23.0-34.0-50.0-57.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-31.8-36.0-32.6-42.2-105.5-122.1-66.2-83.3-66.3-90.0-62.6-59.4-55.3-34.7-39.7-52.3-38.6-42.0-42.6-52.1-55.3-53.1-53.7-40.3-28.3-26.7-22.1-15.0-12.7-12.1-11.7-9.6-9.5-6.9-3.3-0.7-1.00.0-7.6
Percentage of Assets-10.2-10.1-9.3-11.0-14.0-16.2-11.5-13.3-11.4-12.9-11.6-11.1-10.5-7.4-8.3-10.1-9.1-9.8-10.0-10.7-11.3-11.3-11.8-10.0-7.7-8.1-7.8-6.1-5.3-5.1-5.0-4.2-4.2-3.1-1.70.00.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value-512.0-557.0-491.0-590.0-628.0-644.0-503.0-564.0-499.0-517.0-445.0-431.0-407.0-268.0-312.0-389.0-363.0-390.0-406.0-403.0-454.0-454.0-494.0-417.0-317.0-327.0-279.0-259.0-230.0-220.0-215.04.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-25.9-30.0-26.2-35.0-86.3-94.8-54.9-68.4-53.7-76.0-51.6-49.0-45.4-25.9-30.7-42.9-30.9-34.1-35.0-40.0-45.4-43.4-44.5-31.7-20.7-19.7-15.6-12.0-9.9-9.3-8.80.1
Percentage of Assets-8.3-8.4-7.5-9.1-11.5-12.6-9.5-10.9-9.2-10.9-9.6-9.1-8.6-5.5-6.4-8.3-7.3-7.9-8.2-8.2-9.3-9.3-9.7-7.9-5.7-6.0-5.5-4.8-4.1-3.9-3.80.1
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value2047203818731862185418521846183818601584157915741567156315581542153515361524151815101504150014951490148314761471146214541448144614411435142914261763583579
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest103.6109.7100.1110.3254.7272.8201.5223.1200.2232.9183.2179.1174.7151.3153.5170.2130.6134.3131.3150.7151.0143.8135.1113.697.489.482.667.962.961.759.457.455.653.249.646.251.70.077.0
Percentage of Assets33.130.828.528.833.836.135.035.634.333.534.033.433.132.232.032.930.731.230.830.830.930.729.628.226.627.329.127.526.325.925.425.024.623.925.90.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value2.02.01.01.01.01.01.01.01.01.01.01.01.01.01.01.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value54451731371261261681571501041791721722041861581621531441421261241121391681661781841992001992082062172332482430.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest2.72.49.28.117.318.618.319.116.115.320.819.619.219.718.317.413.813.412.414.112.611.910.110.611.010.010.08.58.68.58.28.38.08.08.18.07.10.0
Percentage of Assets0.90.72.62.12.32.53.23.02.82.23.93.63.64.23.83.43.23.12.92.92.62.52.22.63.03.13.53.43.63.63.53.63.53.64.20.00.00.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312012-12-312011-12-31
Value192218121698155160255374866777957668370772582982974810139911017865874922998117713611492161022382649752
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest97.397.690.891.982.781.481.780.983.984.779.280.480.880.381.782.686.286.687.685.987.488.189.989.489.090.090.091.891.9100.0
Percentage of Assets31.127.425.923.911.010.814.212.914.412.214.715.015.317.117.015.920.320.120.517.617.918.819.722.224.327.431.839.348.10.0
Percentage of Assets us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value501440434400-485.0-471.0-493.0-486.0-466.0-397.0-357.0-346.0-347.0-377.0-327.0-321.0-69.0-66.0-13.0-129.0-84.0-28.0932123024515298359579861073110911871228131414361439328242
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest25.423.723.223.7-66.6-69.4-53.8-59.0-50.2-58.4-41.4-39.4-38.7-36.5-32.2-35.4-5.9-5.8-1.1-12.8-8.4-2.78.416.119.827.229.638.641.241.944.044.045.845.545.646.542.20.032.2
Percentage of Assets8.16.66.66.2-8.8-9.2-9.4-9.4-8.6-8.4-7.7-7.3-7.3-7.8-6.7-6.8-1.4-1.3-0.3-2.6-1.7-0.61.84.05.48.310.415.617.217.618.819.220.320.423.80.00.00.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2000000.02000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value20472038187318621854185218461838186015841579157415671563155815421535153615241518151015041500149514901483147614711462145414481446144114351429
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets33.130.828.528.833.836.135.035.634.333.534.033.433.132.232.032.930.731.230.830.830.930.729.628.226.627.329.127.526.325.925.425.024.623.925.9

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value501440434400-485.0-471.0-493.0-486.0-466.0-397.0-357.0-346.0-347.0-377.0-327.0-321.0-69.0-66.0-13.0-129.0-84.0-28.09321230245152983595798610731109118712281314
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.16.66.66.2-8.8-9.2-9.4-9.4-8.6-8.4-7.7-7.3-7.3-7.8-6.7-6.8-1.4-1.3-0.3-2.6-1.7-0.61.84.05.48.310.415.617.217.618.819.220.320.423.8

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value-628.0-668.0-610.0-712.0-768.0-829.0-606.0-686.0-616.0-612.0-540.0-522.0-496.0-358.0-403.0-474.0-454.0-480.0-495.0-525.0-553.0-555.0-596.0-531.0-432.0-443.0-396.0-325.0-296.0-286.0-284.0-243.0-245.0-185.0-95.0-57.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-10.2-10.1-9.3-11.0-14.0-16.2-11.5-13.3-11.4-12.9-11.6-11.1-10.5-7.4-8.3-10.1-9.1-9.8-10.0-10.7-11.3-11.3-11.8-10.0-7.7-8.1-7.8-6.1-5.3-5.1-5.0-4.2-4.2-3.1-1.70.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:DerivativeInstrumentRisk, us-gaap:StatementEquityComponents

us-gaap:InterestRateSwap, us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value-41.0-43.0-57.0-61.0-62.0-54.0-22.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax6.56.49.38.68.16.53.6
Percentage of Assets-0.7-0.6-0.9-0.9-1.1-1.1-0.4
Percentage of Assets us-gaap:InterestRateSwap us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value4453584225-30.030
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax-7.0-7.9-9.5-5.9-3.33.6-5.0
Percentage of Assets0.70.80.90.60.5-0.60.6
Percentage of Assets us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.0

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value54451731371261261681571501041791721722041861581621531441421261241121391681661781841992001992082062172333033010.0
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.90.72.62.12.32.53.23.02.82.23.93.63.64.23.83.43.23.12.92.92.62.52.22.63.03.13.53.43.63.63.53.63.53.64.20.00.00.0

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value7.09.08.02.09.09.07.08.07.06.07.05.06.08.0146.09.06.04.05.04.08.04.039-5.0-7.0-5.033-5.0-6.0-5.034-2.0-20.0-7.0
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 End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value7.09.08.02.09.09.07.08.07.06.07.05.06.08.0146.09.06.04.05.04.08.04.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value7.09.08.02.09.09.07.08.07.06.07.05.06.08.0146.09.06.04.05.04.08.04.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-06-302020-03-312019-03-312018-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value210135100-28.039-4.0525447-12.012713180-1.043122-21.0-26.0-283.0
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating10500.013500.05000.0-933.3433.3-50.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-06-302020-03-312019-03-312018-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value-59.0-57.0-54.0-38.0-50.0-28.0-81.0-39.0-36.0-31.0-67.0-25.0-34.0-45.0-75.0-43.087-21.0-6.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating-2950.0-5700.0-2700.0-1266.7-555.6-350.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value-621.048-226.0-26.0273193-121.0-100.0-467.050-12.0-10.0-9.0-15.04.051-19.0-12.0-32.0-31.0-36.0-33.0-32.0-35.0-29.0710-32.0514-103.0111208
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating-31050.04800.0-11300.0-2600.013650.06433.3-6050.0-2500.0-15566.7555.6-120.0-125.0-128.6-187.580.01700.0-1900.0-1200.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value-460.0119-101.00.0320118-5.0-90.0-1328.038-40.044-37.0-40.05814063816
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating-23000.011900.0-5050.00.016000.03933.3-250.0-2250.0-44266.7422.2-400.0550.0-528.6-500.01160.046866.73800.01600.0

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value5.0-3.0-908.03.06.00.0-2.06.0-10.0-3.08.01.0-33.03.0-6.06.03.0-1.0-5.0-1.0-2.0-1.04.0-2.01.0-3.025032-45.00.01920-9.03.00.20.0
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value7184857672717574844750484948461362616160605572827565706884739592737387713122
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value201203638-117.092-112.0-9.062-19.0-9.0-13.034-1.0211.0253.028-13.038-26.0-56.0-16.02725-27.0-60.04321
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-47.0-63.0-79.0-17.01170.07317-41.010.09.0245.09.0-12.0-12.0-10.0-26.0-13.0-12.0-49.0-37.0-67.0-37.0-57.04.059442.0-4.031-16.0-66.0-24.03.02.012293
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-06-302020-03-312019-03-312018-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value210135100-28.039-4.0525447-12.012713180-1.043122-21.0-26.0-283.0
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating10500.013500.05000.0-933.3433.3-50.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312011-01-31
Value731945896-4.0320.0-13.0-62.0-34.0-5.06.036-44.00.0-247.03.0-41.0122-40.0-50.0-91.0-90.0-60.0-119.0-49.0-276.0-93.00.0-58.0-7.0-49.0-13.0-57.0-96.0-1.011448667996610.0631
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating3650.01900.02250.089600.0-200.01066.70.0-325.0-2066.7-377.8-50.075.0514.3-550.00.0-8233.3300.0-4100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value772657902-4.040-5.0-6.0-56.0-30.06.01550-41.02.0-241.05.0-38.0124-42.0-48.0-92.0-89.0-54.0-118.0-46.0-275.0-90.02.0-54.0-3.0-41.0-1.0-45.0-96.0-1.0114486631
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating3850.02600.02850.090200.0-200.01333.3-250.0-150.0-1866.7-333.360.0187.5714.3-512.540.0-8033.3500.0-3800.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value4.07.06.00.08.07.06.04.09.0143.02.06.02.03.02.0-2.02.0-1.01.06.01.03.01.03.02.04.04.08.01212-3.0
Percentage of ProfitLoss5.226.90.7-0.020.0-116.7-10.7-13.360.028.0-7.3100.0-2.540.0-7.91.64.8-4.21.1-1.1-11.1-0.8-6.5-0.4-3.3100.0-7.4-133.3-19.5-1200.0-26.73.1
Percentage of InterestIncomeOperating200.0700.0600.00.0266.7175.0200.044.4112.5200.037.540.0200.0200.0300.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of InterestIncomeOperating us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value7319896-4.032-13.0-62.0-34.06.036-44.00.0-247.03.0-41.0122-40.0-50.0-91.0-90.0-60.0-119.0-49.0
Percentage of ProfitLoss94.873.199.3100.080.0216.7110.7113.340.072.0107.30.0102.560.0107.998.495.2104.298.9101.1111.1100.8106.5
Percentage of InterestIncomeOperating3650.01900.089600.0-200.01066.7-325.0-2066.7-377.875.0514.3-550.00.0-8233.3300.0-4100.00.00.00.00.00.00.00.00.0
Percentage of InterestIncomeOperating us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value7319-4.032-13.0-62.0-34.06.036-44.00.0-247.03.0-41.0122-40.0-50.0-91.0-90.0-60.0-119.0-49.0-276.0-93.00.0-58.0-7.0-49.0-13.0-57.0-93.0
Percentage of ProfitLoss94.873.1100.080.0216.7110.7113.340.072.0107.30.0102.560.0107.998.495.2104.298.9101.1111.1100.8106.5100.4103.30.0107.4233.3119.51300.0126.796.9
Percentage of InterestIncomeOperating3650.01900.0-200.01066.7-325.0-2066.7-377.875.0514.3-550.00.0-8233.3300.0-4100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of InterestIncomeOperating us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value7.09.0-23.08.02.09.09.07.08.07.02.07.05.04.08.0146.09.05.05.05.04.07.06.04.05.07.05.0335.06.0-5.03418
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-06-302020-03-312019-03-312018-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value-59.0-57.0-54.0-38.0-50.0-28.0-81.0-39.0-36.0-31.0-67.0-25.0-34.0-45.0-75.0-43.087-21.0-6.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating-2950.0-5700.0-2700.0-1266.7-555.6-350.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Payments To Acquire Productive Assets

us-gaap:PaymentsToAcquireProductiveAssets

us-gaap:PaymentsToAcquireProductiveAssets


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value6058664744385859562534282728287.0243232322233504861328139433168253445754327216.0
Percentage of PaymentsToAcquireProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value-621.048-226.0-26.0273193-121.0-100.0-467.050-12.0-10.0-9.0-15.04.051-19.0-12.0-32.0-31.0-36.0-33.0-32.0-35.0-29.0710-32.0514-103.0111208
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestIncomeOperating-31050.04800.0-11300.0-2600.013650.06433.3-6050.0-2500.0-15566.7555.6-120.0-125.0-128.6-187.580.01700.0-1900.0-1200.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:ProceedsFromIssuanceOfLongTermDebt


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value0.023750.00.05000.00.00.00.02220.00.06150.00.025890.00.00.00.00.00.01506000.00.00.00.00.00.00.09451791322755025
Percentage of ProceedsFromIssuanceOfLongTermDebt0.0100.00.00.0100.00.00.00.00.0100.00.00.0100.00.00.0100.00.00.00.00.00.00.0100.0100.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt


Repayments
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
Value58622602108.08.07.0115571141016.05.05896.00.023344.04.04.04.04.0195.04.04.05.04.05.06.05.04.05.01.01792.029133421
Percentage of RepaymentsOfLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments Of Dividends

us-gaap:PaymentsOfDividends

us-gaap:PaymentsOfDividends


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-242014-03-312013-12-312013-09-042013-09-302013-06-302013-03-312012-12-31
Value141410.010.010.010.06.07.07.07.06.05.06.06.06.05.06.06.06.05.05.0302929302929292929292929290.02929
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
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
Value21.019.0640.0-9922.01.670.15-0.05-0.130.07-0.072.30.29-1.17-0.140.05-1.080.38-0.060.85-0.2-0.26-0.150-0.26-0.1-0.18-1.68-0.841.090.02-0.35-0.240-0.02-0.030.97-0.080.17
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice


Share
Period End2020-12-312019-12-312018-12-31
Value21.621.5421.53
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value1134270135133211226220473504
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312020-09-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value18261067279126192825333835763345982192215
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

trox:BusinessCombinationPotentialTerminationFee us-gaap:Range, us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

trox:BusinessCombinationPotentialTerminationFee

srt:Minimum, trox:TizirTitaniumAndIron, us-gaap:SubsequentEvent


Business
Period End2021-01-19
Value18
Percentage of BusinessCombinationPotentialTerminationFee100.0

trox:CallPremiumPaid

trox:CallPremiumPaid


Call
Period End2021-06-302021-03-312019-12-312019-09-302018-12-312018-09-302017-12-312017-09-302016-12-31
Value19210.00.00.00.00.0140.0
Percentage of CallPremiumPaid100.0100.00.00.00.00.00.0100.00.0

trox:CashFlowHedgeGainLossToBeReclassifiedRemainderOfTheYear

trox:CashFlowHedgeGainLossToBeReclassifiedRemainderOfTheYear


Cash
Period End2021-06-302021-03-31
Value-7.034
Percentage of CashFlowHedgeGainLossToBeReclassifiedRemainderOfTheYear100.0100.0

trox:IncreaseDecreaseInSellingGeneralAndAdministrativeExpenses us-gaap:TypeOfArrangement

trox:IncreaseDecreaseInSellingGeneralAndAdministrativeExpenses

trox:TransitionServicesAgreement


Increase
Period End2020-09-302020-06-302019-09-302019-06-30
Value-1000000.0-1000000.0-2000000.01000000.0
Percentage of IncreaseDecreaseInSellingGeneralAndAdministrativeExpenses100.0100.0100.0100.0

trox:NoncontrollingInterestIncreaseFromBusinessCombinationShares us-gaap:StatementEquityComponents

trox:NoncontrollingInterestIncreaseFromBusinessCombinationShares

us-gaap:CommonStock


Noncontrolling
Period End2021-03-31
Value7246000.0
Percentage of NoncontrollingInterestIncreaseFromBusinessCombinationShares100.0

trox:NumberOfSharesHeldByAffiliate

trox:NumberOfSharesHeldByAffiliate


Number
Period End2020-12-312019-09-30
Value0.014
Percentage of NumberOfSharesHeldByAffiliate0.0100.0

trox:RestructuringIncomeExpense us-gaap:RestructuringCostAndReserve

trox:RestructuringIncomeExpense

us-gaap:EmployeeSeverance


Restructuring
Period End2020-09-302020-06-302020-03-31
Value1.00.02.0
Percentage of RestructuringIncomeExpense100.00.0100.0

trox:ValuationAllowanceDeferredTaxAssetReversalAmount

trox:ValuationAllowanceDeferredTaxAssetReversalAmount


Valuation
Period End2020-12-312020-09-30
Value14895
Percentage of ValuationAllowanceDeferredTaxAssetReversalAmount100.0100.0

us-gaap:AmortizationOfDebtDiscountPremium us-gaap:DebtInstrument

us-gaap:AmortizationOfDebtDiscountPremium

trox:SeniorNotesDue2025


Amortization
Period End2021-04-01
Value-19.0
Percentage of AmortizationOfDebtDiscountPremium100.0

trox:SeniorNotesDue2026


Amortization
Period End2021-03-31
Value-21.0
Percentage of AmortizationOfDebtDiscountPremium0.0

us-gaap:AmortizationOfDebtDiscountPremium us-gaap:DebtInstrument, us-gaap:SubsequentEventType

trox:SeniorNotesDue2025, us-gaap:SubsequentEvent


Amortization
Period End2021-04-01
Value-19.0
Percentage of AmortizationOfDebtDiscountPremium100.0

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AmortizationOfFinancingCostsAndDiscounts


Amortization
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
Value2.03.03.02.03.02.02.02.02.02.02.02.02.05.06.03.03.03.03.03.02.03.03.03.03.02.03.02.03.02.04.01.02.02.02.02.04.01.0
Percentage of AmortizationOfFinancingCostsAndDiscounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligationAccretionExpense

us-gaap:AssetRetirementObligationAccretionExpense


Asset
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-09-30
Value3.03.03.04.02.03.03.03.03.01.01.01.02.01.01.02.01.01.01.01.02.01.01.01.02.01.01.00.02.01.0-3.01.02.02.01.0
Percentage of AssetRetirementObligationAccretionExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligationForeignCurrencyTranslationGainLoss

us-gaap:AssetRetirementObligationForeignCurrencyTranslationGainLoss


Asset
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value1.0-4.0124.012-21.07.0-7.00.00.0130.0-6.01.01.00.01.03.0-6.03.0-2.04.024-7.01.0
Percentage of AssetRetirementObligationForeignCurrencyTranslationGainLoss100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligationLiabilitiesIncurred

us-gaap:AssetRetirementObligationLiabilitiesIncurred


Asset
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value4000000.001000000.00006000000.001000000.01000000.004000000.001000000.000001000000.001000000.01000000.001000000.004000000.01000000.00-2000000.001000000.0
Percentage of AssetRetirementObligationLiabilitiesIncurred100.00.0100.00.00.00.0100.00.0100.0100.00.0100.00.0100.00.00.00.00.0100.00.0100.0100.00.0100.00.0100.0100.00.0100.00.0100.0

us-gaap:AssetRetirementObligationLiabilitiesSettled

us-gaap:AssetRetirementObligationLiabilitiesSettled


Asset
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
Value2.02.07.05.01.02.02.01.01.00.00.01.01.01.02.01.01.01.01.00.00.00.00.00.01.01.02.01.01.02.04.01.01.01.0
Percentage of AssetRetirementObligationLiabilitiesSettled100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CapitalExpendituresIncurredButNotYetPaid


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value7.028115.0-2.023
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0

us-gaap:CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths

us-gaap:CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths


Cash
Period End2021-06-302021-03-31
Value-1.045
Percentage of CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths100.0100.0

us-gaap:ConcentrationRiskPercentage1 us-gaap:MajorCustomers, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType

us-gaap:ConcentrationRiskPercentage1

trox:TenLargestThirdPartyTiO2Customers, us-gaap:SalesRevenueNet, us-gaap:CustomerConcentrationRisk


Concentration
Period End2021-03-312020-03-312019-03-31
Value29.00.290.42
Percentage of ConcentrationRiskPercentage1100.0100.0100.0

us-gaap:DebtInstrumentInterestRateDuringPeriod us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateDuringPeriod

trox:NewTermLoanFacility


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.34.30.14.453-0.0030.050-0.0020.0020.0560.0010.0530.0550.055
Percentage of DebtInstrumentInterestRateDuringPeriod100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

trox:PriorTermLoanFacility


Debt
Period End2021-03-312020-06-302020-03-31
Value4.5-0.35.0
Percentage of DebtInstrumentInterestRateDuringPeriod104.710000.010000.0

trox:StandardBankTermLoanFacility


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value0.46.58.111-0.0060.0950.002-0.0080.106
Percentage of DebtInstrumentInterestRateDuringPeriod133.3151.2182.1200.0190.0-100.0-400.0189.3

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-1000000.0-1000000.0-1000000.0-1000000.0-1000000.0-1000000.0-1000000.00-1000000.00
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses100.0100.0100.0100.0100.0100.0100.00.0100.00.0

us-gaap:DefinedBenefitPlanContributionsByEmployer us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanContributionsByEmployer

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-31
Value0.01.0-5.0
Percentage of DefinedBenefitPlanContributionsByEmployer0.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value6.06.05.05.05.06.06.06.07.03.0
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanInterestCost us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanInterestCost

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value3.03.04.04.04.05.06.06.06.03.0
Percentage of DefinedBenefitPlanInterestCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312017-12-312016-12-31
Value1000000.01000000.001000000.01000000.01000000.001000000.01000000.01000000.000
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.00.0100.0100.0100.00.0100.0100.0100.00.00.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-1000000.0-1000000.0-1000000.01000000.02000000.01000000.02000000.01000000.01000000.00
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost-100.0-100.00.0100.0200.0100.00.0100.0100.00.0

us-gaap:DefinedBenefitPlanPlanAssetsContributionsByPlanParticipant us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanPlanAssetsContributionsByPlanParticipant

country:AU, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-09-30
Value5000000.0
Percentage of DefinedBenefitPlanPlanAssetsContributionsByPlanParticipant100.0

us-gaap:DefinedBenefitPlanServiceCost us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanServiceCost

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1000000.01000000.01000000.01000000.02000000.01000000.02000000.01000000.01000000.00
Percentage of DefinedBenefitPlanServiceCost100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:Depletion

us-gaap:Depletion


Depletion
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value9.010.08.011122.010.021178.09.08.010.08.08.08.09.09.010.010.010.010.01722212125233527
Percentage of Depletion100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Depreciation

us-gaap:Depreciation


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312012-06-302011-06-302011-01-31
Value54666857536058445933353332343231464645444339495348373839423925143.8
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Depreciation us-gaap:IncomeStatementLocation

us-gaap:CostOfSales


Depreciationus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value536566565259564358323433313331304545444342384852473637394138
Percentage of Depreciation98.198.597.198.298.198.396.697.798.397.097.1100.096.997.196.996.897.897.897.897.797.797.498.098.197.997.397.4100.097.697.4

us-gaap:SellingGeneralAndAdministrativeExpenses


Depreciationus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value1.01.02.01.01.01.02.01.01.01.01.00.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.00.01.01.0
Percentage of Depreciation1.91.52.91.81.91.73.42.31.73.02.90.03.12.93.13.22.22.22.22.32.32.62.01.92.12.72.60.02.42.6

us-gaap:DerivativeGainLossOnDerivativeNet us-gaap:IncomeStatementLocation

us-gaap:DerivativeGainLossOnDerivativeNet

us-gaap:CostOfSales


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-30
Value6000000.03000000.04000000.04000000.0-1000000.0-4000000.00
Percentage of DerivativeGainLossOnDerivativeNet100.0100.0100.0100.0100.0100.00.0

us-gaap:OtherNonoperatingIncomeExpense


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value2000000.01000000.08000000.04000000.08000000.0-16000000.02000000.0-1000000.01000000.0
Percentage of DerivativeGainLossOnDerivativeNet33.333.3200.0100.0-800.0400.00.00.00.0

us-gaap:Sales


Derivative
Period End2020-12-312020-09-302020-06-302020-03-312019-06-30
Value2000000.0-3000000.0-5000000.0-1000000.00
Percentage of DerivativeGainLossOnDerivativeNet50.0-75.0500.025.00.0

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet

us-gaap:ForeignExchangeContract, us-gaap:OtherNonoperatingIncomeExpense


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value2000000.01000000.08000000.04000000.08000000.0-16000000.02000000.0-1000000.01000000.0
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock

us-gaap:DividendsCommonStock


Dividends
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value12131110.010.07.07.06.05.06.06.06.05.06.06.06.05.05.030293030293029292929292829290.032
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:DividendsCommonStock us-gaap:StatementEquityComponents

us-gaap:Parent


Dividends
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value12131110.010.07.07.06.05.06.06.06.05.06.06.06.05.06.03029303029
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0120.0100.0100.0100.0100.0100.0

us-gaap:RetainedEarnings


Dividends
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value12131110.010.07.07.06.05.06.06.06.05.06.06.06.05.06.030293030293029292929292829290.0
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0120.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Effect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value10.0-7.04.01.01.0-9.06.0-9.02.0-1.0-2.0-6.0-22.07.0
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value152.0-1.03438-54.061-26.0248.0-36.0229.0-46.028-39.029-17.036-8.034-54.023-36.059-58.038-1.017-32.0267.0-8.0-41.027-44.0-102.06.0
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInIncomeTaxes

us-gaap:IncreaseDecreaseInIncomeTaxes


Increase
Period End2021-06-302021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-3.07.0-5.02.03.0-5.0-3.05.08.0-2.0
Percentage of IncreaseDecreaseInIncomeTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet

us-gaap:IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value20161621141722-3.010.06.09.05.06.03.0
Percentage of IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-03-312012-12-31
Value4.0-32.0-9.020153.0-18.0-10.07.01.0-5.0-26.0261.01210.015-9.04.03.05.0-3.0-14.03.02.0-9.0-3.02.05.0-13.08.0-11.0-3.0
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LossContingencyAccrualProvision

us-gaap:LossContingencyAccrualProvision


Loss
Period End2021-06-302021-03-312020-12-31
Value0.0600.0
Percentage of LossContingencyAccrualProvision0.0100.00.0

us-gaap:MultiemployerPlanEmployerContributionCost us-gaap:IncomeStatementLocation, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:MultiemployerPlanEmployerContributionCost

us-gaap:CostOfSales, country:NL, us-gaap:PensionPlansDefinedBenefit


Multiemployer
Period End2021-06-302021-03-312020-06-302020-03-31
Value2000000.01000000.01000000.01000000.0
Percentage of MultiemployerPlanEmployerContributionCost100.0100.0100.0100.0

us-gaap:NetCashProvidedByUsedInInvestingActivitiesContinuingOperations

us-gaap:NetCashProvidedByUsedInInvestingActivitiesContinuingOperations


Net
Period End2020-12-312020-09-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-78.0-59.0-65.0-129.0-53.0-52.0-41.0-28.0-29.0652-8.0-32.0-31.0-32.0-22.0-32.0-46.0-48.0-1114.0-632.0-81.0-39.0-43.0-24.0-60.0-25.0
Percentage of NetCashProvidedByUsedInInvestingActivitiesContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations

us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations


Net
Period End2020-12-312020-09-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value199841751042711235-4.07249-15.0608854681.01713278-65.0525454-19.0120131
Percentage of NetCashProvidedByUsedInOperatingActivitiesContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoncontrollingInterestIncreaseFromBusinessCombination us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterestIncreaseFromBusinessCombination

us-gaap:AccumulatedOtherComprehensiveIncome


Noncontrolling
Period End2021-06-302021-03-31
Value68-34.0
Percentage of NoncontrollingInterestIncreaseFromBusinessCombination100.0100.0

us-gaap:AccumulatedTranslationAdjustment


Noncontrolling
Period End2021-06-302021-03-31
Value68-34.0
Percentage of NoncontrollingInterestIncreaseFromBusinessCombination100.0100.0

us-gaap:AdditionalPaidInCapital


Noncontrolling
Period End2021-03-31
Value158
Percentage of NoncontrollingInterestIncreaseFromBusinessCombination-464.7

us-gaap:CommonStock


Noncontrolling
Period End2021-03-31
Value1.0
Percentage of NoncontrollingInterestIncreaseFromBusinessCombination-2.9

us-gaap:NoncontrollingInterest


Noncontrolling
Period End2021-03-312019-09-302019-06-302012-12-312012-09-30
Value-125.014360.00.0
Percentage of NoncontrollingInterestIncreaseFromBusinessCombination367.60.00.00.00.0

us-gaap:Parent


Noncontrolling
Period End2021-03-31
Value125
Percentage of NoncontrollingInterestIncreaseFromBusinessCombination-367.6

us-gaap:NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance

us-gaap:NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance


Noncontrolling
Period End2021-06-302021-03-31
Value0.0125
Percentage of NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance0.0100.0

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302016-12-312016-09-302015-12-312015-09-30
Value-1.0-1.0-18.00.0-2.0-12.00.01.0-7.00.01.0-6.00.03.0-21.0120.0
Percentage of OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax100.0100.0100.00.0100.0100.00.0100.0100.00.0100.0100.00.0100.0100.0100.00.0

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value-1000000.0-1000000.06000000.0-1000000.0-1000000.0-1000000.000
Percentage of OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax100.0100.0100.0100.0100.0100.00.00.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value5.0-10.0265.00.0-47.015-14.04.011-4.0-9.0-46.01526-10.07.06.00.0180.013-28.0-35.01.0-15.0-7.0-18.0-3.0-3.0127-6.0-23.0-28.0123.010
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax


Other
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value5654-229.0-70.0-5.0-11.04471-26.0261629292.040-68.0-97.09.0-47.0-64.0-10.0-2.0-8.0-60.0-91.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value-1.0-1.0-18.00.0-2.00.0-11.00.00.00.0-5.00.00.00.0-6.00.00.00.029-21.00.00.09.01.01.01.00.00.03.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax0.00.00.00.0-3.7-0.00.0-0.0-0.0-0.00.00.00.00.0-8.5-0.00.00.0100.0-72.40.00.0-13.2-1.011.1-2.1-0.0-0.0-150.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1.011261840-88.036-5.0-23.00.00.01.00.00.00.00.0-1.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax0.00.00.032.174.138.40.07.1460.0-0.00.00.00.00.00.0-0.0-3.8

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value45-22.01075654-229.086-70.0-5.0-11.0-19.0-23.0-139.04471-26.02640-99.011-47.0-64.0-10.0-2.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax0.00.00.0100.0100.0100.00.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0102.1122.2100.0100.0100.0100.0

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value45-32.0993816-141.061-65.018-11.0-14.0-24.0-139.04477-26.02718-3.0510.040-77.0-100.010.0-48.0-64.0-10.0-5.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax0.00.00.067.929.661.60.092.9-360.0100.00.00.00.0100.0108.5100.0103.8112.5-10.3175.90.0100.0113.2103.1111.1102.1100.0100.0250.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1.011261840-88.036-5.0-22.00.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value10000000.02000000.03000000.010000000.000
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax100.0100.0100.0100.00.00.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value6000000.03000000.06000000.01000000.0-6000000.0-5000000.01000000.00
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax

us-gaap:ForeignExchangeContract, us-gaap:CostOfSales


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-30
Value6000000.03000000.04000000.04000000.0-1000000.0-4000000.00
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax100.0100.0100.0100.0100.0100.00.0

us-gaap:ForeignExchangeContract, us-gaap:Sales


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-06-30
Value2000000.0-3000000.0-5000000.0-1000000.00
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax50.0-75.0500.025.00.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-31
Value17-1.01.0-1.010.00.0-1.00.00.0-1.0-31.0220.0-1.0-12.0-1.0-1.0-1.0510.00.0-289.0-213.0
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax100.0100.0100.0100.0100.00.0100.00.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value-1000000.0-1000000.0-1000000.0-1000000.0-1000000.0-1000000.0-1000000.00-1000000.00-1000000.00-1000000.0-1000000.0-1000000.0-1000000.00-1000000.0-2000000.01000000.00-1000000.00-1000000.0
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.00.0100.0100.0100.0100.00.0100.0100.0100.00.0100.00.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value1000000.0-1000000.0-1000000.0-1000000.0-1000000.0-1000000.0-1000000.0
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherCostOfOperatingRevenue

us-gaap:OtherCostOfOperatingRevenue


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
Value700685605536449547545635672307311335348327
Percentage of OtherCostOfOperatingRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncashIncomeExpense

us-gaap:OtherNoncashIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-10.0-14.0-21.0-13.0-17.0-14.0-5.0-3.0-11.0-6.08.04.08.0-11.0-15.0-13.0-2.0-7.0-45.0-3.05.0-12.0-4.018-18.04.01.08.0-4.0-8.010.03.012-10.083-71.0-58.0-2.0
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherPaymentsToAcquireBusinesses us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

us-gaap:OtherPaymentsToAcquireBusinesses

trox:TizirTitaniumAndIron, us-gaap:SubsequentEvent


Other
Period End2021-01-19
Value18
Percentage of OtherPaymentsToAcquireBusinesses100.0

us-gaap:PaymentsForRestructuring us-gaap:RestructuringCostAndReserve

us-gaap:PaymentsForRestructuring

us-gaap:EmployeeSeverance


Payments
Period End2020-09-302020-06-302020-03-31
Value2.05.04.0
Percentage of PaymentsForRestructuring100.0100.0100.0

us-gaap:PaymentsOfDebtExtinguishmentCosts us-gaap:DebtInstrument

us-gaap:PaymentsOfDebtExtinguishmentCosts

trox:NewTermLoanFacility


Payments
Period End2021-06-302019-12-312019-05-012019-03-31
Value6110010095
Percentage of PaymentsOfDebtExtinguishmentCosts100.0100.0100.0100.0

trox:StandardBankTermLoanFacility


Payments
Period End2021-06-302021-03-31
Value780260
Percentage of PaymentsOfDebtExtinguishmentCosts1278.70.0

trox:TikonLoan


Payments
Period End2021-06-302021-03-31
Value0.041
Percentage of PaymentsOfDebtExtinguishmentCosts0.00.0

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

trox:StandardBankTermLoanFacilityAmortizationLoan, us-gaap:NotesPayableToBanks, us-gaap:SubsequentEvent


Payments
Period End2021-01-31
Value130
Percentage of PaymentsOfDebtExtinguishmentCosts0.0

trox:WorkingCapitalDebtAgreementInChinaTikonLoan, us-gaap:LoansPayable, us-gaap:SubsequentEvent


Payments
Period End2021-02-28
Value41
Percentage of PaymentsOfDebtExtinguishmentCosts0.0

us-gaap:PaymentsOfDebtExtinguishmentCosts us-gaap:DebtInstrument, us-gaap:SubsequentEventType

trox:NewTermLoanFacility, us-gaap:SubsequentEvent


Payments
Period End2021-07-31
Value70
Percentage of PaymentsOfDebtExtinguishmentCosts0.0

trox:StandardBankTermLoanFacility, us-gaap:SubsequentEvent


Payments
Period End2021-04-30
Value780
Percentage of PaymentsOfDebtExtinguishmentCosts0.0

us-gaap:PaymentsOfFinancingCosts

us-gaap:PaymentsOfFinancingCosts


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302014-12-312014-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-01-31
Value4.0300.01.09.00.00.00.00.04.00.00.09.01.01.0360.00.00.00.00.00.00.00.00.01.00.028180.01.0192.0
Percentage of PaymentsOfFinancingCosts100.0100.00.0100.0100.00.00.00.00.0100.00.00.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.0100.00.0100.0100.00.0100.0100.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value1.02.00.00.00.03.00.00.00.06.00.00.02.04.01.00.09.02.00.01.00.00.0
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.00.00.00.0100.00.00.00.0100.00.00.0100.0100.0100.00.0100.0100.00.0100.00.00.0

us-gaap:PaymentsToAcquireLoansReceivable

us-gaap:PaymentsToAcquireLoansReceivable


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1212120.00.00.00.0252525140.00.00.0
Percentage of PaymentsToAcquireLoansReceivable100.0100.0100.00.00.00.00.0100.0100.0100.0100.00.00.00.0

us-gaap:PaymentsToFundLongtermLoansToRelatedParties us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:PaymentsToFundLongtermLoansToRelatedParties

trox:AMIC, trox:OptionAgreementAmountsToBeReimbursedForCapitalExpendituresAndOperationalExpenses, srt:AffiliatedEntity


Payments
Period End2020-12-312020-09-30
Value10112
Percentage of PaymentsToFundLongtermLoansToRelatedParties100.0100.0

trox:Slagger, trox:OptionAgreementAmountsToBeReimbursedForCapitalExpendituresAndOperationalExpenses, srt:AffiliatedEntity


Payments
Period End2020-12-31
Value12
Percentage of PaymentsToFundLongtermLoansToRelatedParties11.9

us-gaap:PaymentsToFundLongtermLoansToRelatedParties us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType

trox:AMIC, trox:OptionAgreementAmountsToBeReimbursedForCapitalExpendituresAndOperationalExpenses, srt:AffiliatedEntity, us-gaap:SubsequentEvent


Payments
Period End2020-10-08
Value12
Percentage of PaymentsToFundLongtermLoansToRelatedParties0.0

us-gaap:ProceedsFromInsuranceSettlementInvestingActivities

us-gaap:ProceedsFromInsuranceSettlementInvestingActivities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-30
Value01000000.00000
Percentage of ProceedsFromInsuranceSettlementInvestingActivities0.0100.00.00.00.00.0

us-gaap:ProceedsFromIssuanceOfDebt us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:ProceedsFromIssuanceOfDebt

us-gaap:RevolvingCreditFacility, trox:NewRevolvingFacility


Proceeds
Period End2021-04-30
Value25
Percentage of ProceedsFromIssuanceOfDebt100.0

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

us-gaap:RevolvingCreditFacility, trox:NewRevolvingFacility, us-gaap:SubsequentEvent


Proceeds
Period End2021-04-30
Value25
Percentage of ProceedsFromIssuanceOfDebt100.0

us-gaap:ProceedsFromSalesOfAssetsInvestingActivities

us-gaap:ProceedsFromSalesOfAssetsInvestingActivities


Proceeds
Period End2020-12-312020-09-302019-12-312019-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value0001000000.000001000000.0001000000.01000000.0000
Percentage of ProceedsFromSalesOfAssetsInvestingActivities0.00.00.0100.00.00.00.00.0100.00.00.0100.0100.00.00.00.0

us-gaap:ProceedsFromShortTermDebt

us-gaap:ProceedsFromShortTermDebt


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312018-06-302018-03-31
Value0.00.0-200.0213-94.0940.00.0
Percentage of ProceedsFromShortTermDebt0.00.0100.0100.0100.0100.00.00.0

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProceedsFromStockOptionsExercised


Proceeds
Period End2021-06-302021-03-31
Value2800000.0200000.0
Percentage of ProceedsFromStockOptionsExercised100.0100.0

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax us-gaap:StatementEquityComponents

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312014-09-30
Value-1.01.0-7.01.01.01.0-1.00.0-1.01.0-3.01.01.0-1.0-6.00.0-1.01.00.0-1.00.0
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value6.0-3.0-14.0-1.06.05.07.00.00.00.00.00.00.01.00.0
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax-600.0-300.0200.0-100.0600.0500.0-700.00.0-0.00.0-0.00.00.0-100.0-0.0

us-gaap:AccumulatedOtherComprehensiveIncome


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-03-312014-09-30
Value5.0-2.0-21.00.0-7.06.06.00.0-1.01.0-3.01.01.0-14.06.0-1.0-35.0
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax-500.0-200.0300.00.0-700.0600.0-600.00.0100.0100.0100.0100.0100.01400.0-100.0100.00.0

us-gaap:RelatedPartyTransactionPurchasesFromRelatedParty us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:RelatedPartyTransactionPurchasesFromRelatedParty

trox:PurchaseOfChlorineGas, srt:AffiliatedEntity


Related
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value2.02.01.01.02.01.0
Percentage of RelatedPartyTransactionPurchasesFromRelatedParty100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfDebt us-gaap:DebtInstrument

us-gaap:RepaymentsOfDebt

trox:PriorTermLoanFacility


Repayments
Period End2021-03-11
Value313
Percentage of RepaymentsOfDebt100.0

us-gaap:RepaymentsOfShortTermDebt

us-gaap:RepaymentsOfShortTermDebt


Repayments
Period End2020-12-312020-09-302018-12-312017-12-312016-12-31
Value6.07.00.00.00.0
Percentage of RepaymentsOfShortTermDebt100.0100.00.00.00.0

us-gaap:RestructuringCharges

us-gaap:RestructuringCharges


Restructuring
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value0.01.00.02.09.03.010.00.00.00.00.00.0-1.01.0-1.02.0145.02.00.05.010.00.0
Percentage of RestructuringCharges0.0100.00.0100.0100.0100.0100.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0

us-gaap:RevenueFromRelatedParties us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:RevenueFromRelatedParties

trox:AMIC


Revenue
Period End2021-03-312020-12-312020-09-302020-06-302020-03-31
Value10.06.07.07.06.0
Percentage of RevenueFromRelatedParties100.0100.0100.0100.0100.0

trox:MGT


Revenue
Period End2021-06-302020-06-30
Value9.07.0
Percentage of RevenueFromRelatedParties0.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAcceleratedCompensationCost

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardAcceleratedCompensationCost


Share
Period End2021-06-302021-03-31
Value02000000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardAcceleratedCompensationCost0.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType, us-gaap:Vesting

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

trox:RestrictedStockUnitsRSUsPerformanceBasedAwards, us-gaap:ShareBasedCompensationAwardTrancheOne


Share
Period End2021-06-302021-03-312020-12-31
Value0.0228.93-0.01
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate

trox:RestrictedStockUnitsRSUsPerformanceBasedAwards


Share
Period End2021-03-31
Value1.56
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate us-gaap:AwardType, us-gaap:Vesting

trox:RestrictedStockUnitsRSUsPerformanceBasedAwards, us-gaap:ShareBasedCompensationAwardTrancheOne


Share
Period End2020-12-31
Value0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate

trox:RestrictedStockUnitsRSUsPerformanceBasedAwards


Share
Period End2021-03-31
Value0.17
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate

trox:RestrictedStockUnitsRSUsPerformanceBasedAwards


Share
Period End2021-03-31
Value71.1
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue


Share
Period End2021-06-302021-03-31
Value900000.0100000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue100.0100.0

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value225000.02545000.016000.0199000.01779000.010000.020000.03306000.031000.0215000.01099000.0
Percentage of StockIssuedDuringPeriodSharesShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensationForfeited us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensationForfeited

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value31000.0101000.08000.042000.0313000.03000.04000.0502000.0093000.0222000.0
Percentage of StockIssuedDuringPeriodSharesShareBasedCompensationForfeited100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-31
Value137000.0-11000.0
Percentage of StockIssuedDuringPeriodSharesStockOptionsExercised100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensationForfeited

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensationForfeited


Stock
Period End2021-06-302021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value1.02.00.03.00.00.06.00.02.04.01.00.09.02.00.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensationForfeited100.0100.00.0100.00.00.0100.00.0100.0100.0100.00.0100.0100.00.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensationForfeited us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value1.02.03.00.00.06.00.02.04.01.00.09.02.00.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensationForfeited100.0100.0100.00.00.0100.00.0100.0100.0100.00.0100.0100.00.0

us-gaap:Parent


Stock
Period End2021-06-302021-03-312020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value1.02.03.00.00.06.00.02.04.01.00.09.02.00.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensationForfeited100.0100.0100.00.00.0100.00.0100.0100.0100.00.0100.0100.00.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised


Stock
Period End2021-06-30
Value3000000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-30
Value3000000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0

us-gaap:Parent


Stock
Period End2021-06-30
Value3000000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0

us-gaap:UndistributedEarningsLossFromContinuingOperationsAvailableToCommonShareholdersBasic

us-gaap:UndistributedEarningsLossFromContinuingOperationsAvailableToCommonShareholdersBasic


Undistributed
Period End2020-09-302020-06-302019-09-302019-06-30
Value896-4.0-19.0-61.0
Percentage of UndistributedEarningsLossFromContinuingOperationsAvailableToCommonShareholdersBasic100.0100.0100.0100.0

trox:DebtInstrumentLoansIssuedToDate dei:LegalEntity, us-gaap:BusinessAcquisition

trox:DebtInstrumentLoansIssuedToDate

trox:AdvancedMetalIndustriesClusterCompanyLimited, trox:Slagger


Debt
Period End2021-06-302021-03-312020-09-30
Value125125113
Percentage of DebtInstrumentLoansIssuedToDate100.0100.0100.0

trox:DeferredTaxAssetsAccrualForEnvironmentalLossContingencies

trox:DeferredTaxAssetsAccrualForEnvironmentalLossContingencies


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value464521282523262831
Percentage of DeferredTaxAssetsAccrualForEnvironmentalLossContingencies100.0100.0100.0100.0100.0100.0100.0100.0100.0

trox:DeferredTaxAssetsGrantorTrusts

trox:DeferredTaxAssetsGrantorTrusts


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value637615659669105512312118100109
Percentage of DeferredTaxAssetsGrantorTrusts100.0100.0100.0100.0100.0100.0100.0100.0100.0

trox:DeferredTaxAssetsLeaseLiability

trox:DeferredTaxAssetsLeaseLiability


Deferred
Period End2020-12-312019-12-312018-12-31
Value21270.0
Percentage of DeferredTaxAssetsLeaseLiability100.0100.00.0

trox:DeferredTaxAssetsOperatingLossAndOtherCarryforwards

trox:DeferredTaxAssetsOperatingLossAndOtherCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value178818991672183419001614
Percentage of DeferredTaxAssetsOperatingLossAndOtherCarryforwards100.0100.0100.0100.0100.0100.0

trox:DeferredTaxAssetsTaxDeferredExpenseForeignExchange

trox:DeferredTaxAssetsTaxDeferredExpenseForeignExchange


Deferred
Period End2020-12-31
Value1000000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseForeignExchange100.0

trox:DeferredTaxLiabilitiesLeaseAssets

trox:DeferredTaxLiabilitiesLeaseAssets


Deferred
Period End2020-12-312019-12-312018-12-31
Value22280.0
Percentage of DeferredTaxLiabilitiesLeaseAssets100.0100.00.0

trox:DivestitureOfBusinessesReceivable us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

trox:DivestitureOfBusinessesReceivable

us-gaap:DiscontinuedOperationsDisposedOfBySale, trox:A8120PaperLaminateGrade


Divestiture
Period End2020-09-30
Value3500000.0
Percentage of DivestitureOfBusinessesReceivable100.0

trox:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour

trox:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour


Finite
Period End2021-06-302021-03-312020-09-30
Value584278
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour100.0100.0100.0

trox:LesseeOperatingLeaseLeaseNotYetCommencedRightOfUseAsset

trox:LesseeOperatingLeaseLeaseNotYetCommencedRightOfUseAsset


Lessee
Period End2020-12-31
Value63
Percentage of LesseeOperatingLeaseLeaseNotYetCommencedRightOfUseAsset100.0

trox:LettersOfCreditIssued us-gaap:CreditFacility

trox:LettersOfCreditIssued

trox:WellsFargoRevolver


Letters
Period End2020-09-30
Value30
Percentage of LettersOfCreditIssued100.0

trox:LiabilitiesAndAccumulatedOtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetOfTax us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

trox:LiabilitiesAndAccumulatedOtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetOfTax

country:US, us-gaap:PensionPlansDefinedBenefit


Liabilities
Period End2020-12-312019-12-312018-12-31
Value-43.0-17.0-9.0
Percentage of LiabilitiesAndAccumulatedOtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetOfTax100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:DefinedBenefitPostretirementHealthCoverage


Liabilities
Period End2020-12-312019-12-312018-12-31
Value11127.0
Percentage of LiabilitiesAndAccumulatedOtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetOfTax-25.6-70.6-77.8

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Liabilities
Period End2020-12-312019-12-31
Value4542
Percentage of LiabilitiesAndAccumulatedOtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetOfTax-104.7-247.1

trox:LowerOfCostOrMarketAndNetRealizableValue

trox:LowerOfCostOrMarketAndNetRealizableValue


Lower
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value12162934211325192617
Percentage of LowerOfCostOrMarketAndNetRealizableValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

trox:LowerOfCostOrNetRealizableValue

trox:LowerOfCostOrNetRealizableValue


Lower
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value292517172223292726
Percentage of LowerOfCostOrNetRealizableValue100.0100.0100.0100.0100.0100.0100.0100.0100.0

trox:OperatingLossCarryforwardsExpirationAfterYearFive

trox:OperatingLossCarryforwardsExpirationAfterYearFive


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value8286842681868272802172502159
Percentage of OperatingLossCarryforwardsExpirationAfterYearFive100.0100.0100.0100.0100.0100.0100.0

trox:OperatingLossCarryforwardsExpirationAfterYearFive us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

us-gaap:ForeignCountry, us-gaap:InternalRevenueServiceIRS


Operating
Period End2020-12-312019-12-312018-12-312017-12-31
Value4082413140704114
Percentage of OperatingLossCarryforwardsExpirationAfterYearFive49.349.049.749.7

us-gaap:ForeignCountry, us-gaap:TaxAndCustomsAdministrationNetherlands


Operating
Period End2020-12-312019-12-312018-12-312017-12-31
Value1313467143
Percentage of OperatingLossCarryforwardsExpirationAfterYearFive1.60.40.81.7

us-gaap:StateAndLocalJurisdiction, us-gaap:InternalRevenueServiceIRS


Operating
Period End2020-12-312019-12-31
Value40734261
Percentage of OperatingLossCarryforwardsExpirationAfterYearFive49.250.6

trox:OperatingLossCarryforwardsExpirationInNextTwelveMonths

trox:OperatingLossCarryforwardsExpirationInNextTwelveMonths


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value11131.0210.08.00.0
Percentage of OperatingLossCarryforwardsExpirationInNextTwelveMonths100.0100.0100.0100.00.0100.00.0

trox:OperatingLossCarryforwardsExpirationInNextTwelveMonths us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

us-gaap:ForeignCountry, us-gaap:TaxAndCustomsAdministrationNetherlands


Operating
Period End2020-12-312019-12-312018-12-312017-12-31
Value8.00.00.00.0
Percentage of OperatingLossCarryforwardsExpirationInNextTwelveMonths72.70.00.00.0

us-gaap:StateAndLocalJurisdiction, us-gaap:InternalRevenueServiceIRS


Operating
Period End2020-12-312019-12-31
Value3.013
Percentage of OperatingLossCarryforwardsExpirationInNextTwelveMonths27.3100.0

trox:OperatingLossCarryforwardsExpirationInYearFive

trox:OperatingLossCarryforwardsExpirationInYearFive


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value6745549420201.0
Percentage of OperatingLossCarryforwardsExpirationInYearFive100.0100.0100.0100.0100.0100.0100.0

trox:OperatingLossCarryforwardsExpirationInYearFive us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

us-gaap:ForeignCountry, us-gaap:TaxAndCustomsAdministrationNetherlands


Operating
Period End2020-12-312019-12-312018-12-312017-12-31
Value26293734
Percentage of OperatingLossCarryforwardsExpirationInYearFive38.864.468.536.2

us-gaap:StateAndLocalJurisdiction, us-gaap:InternalRevenueServiceIRS


Operating
Period End2020-12-312019-12-31
Value4116
Percentage of OperatingLossCarryforwardsExpirationInYearFive61.235.6

trox:OperatingLossCarryforwardsExpirationInYearFour

trox:OperatingLossCarryforwardsExpirationInYearFour


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value311473219161.04.0
Percentage of OperatingLossCarryforwardsExpirationInYearFour100.0100.0100.0100.0100.0100.0100.0

trox:OperatingLossCarryforwardsExpirationInYearFour us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

us-gaap:ForeignCountry, us-gaap:TaxAndCustomsAdministrationNetherlands


Operating
Period End2020-12-312019-12-312018-12-312017-12-31
Value19363217
Percentage of OperatingLossCarryforwardsExpirationInYearFour61.324.5100.089.5

us-gaap:StateAndLocalJurisdiction, us-gaap:InternalRevenueServiceIRS


Operating
Period End2020-12-312019-12-31
Value1231
Percentage of OperatingLossCarryforwardsExpirationInYearFour38.721.1

trox:OperatingLossCarryforwardsExpirationInYearThree

trox:OperatingLossCarryforwardsExpirationInYearThree


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value1441419.0161.0210.0
Percentage of OperatingLossCarryforwardsExpirationInYearThree100.0100.0100.0100.0100.0100.00.0

trox:OperatingLossCarryforwardsExpirationInYearThree us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

us-gaap:ForeignCountry, us-gaap:SwissFederalTaxAdministrationFTA


Operating
Period End2020-12-312019-12-31
Value80101
Percentage of OperatingLossCarryforwardsExpirationInYearThree55.671.6

us-gaap:ForeignCountry, us-gaap:TaxAndCustomsAdministrationNetherlands


Operating
Period End2020-12-312019-12-312018-12-312017-12-31
Value39327.00.0
Percentage of OperatingLossCarryforwardsExpirationInYearThree27.122.777.80.0

us-gaap:StateAndLocalJurisdiction, us-gaap:InternalRevenueServiceIRS


Operating
Period End2020-12-312019-12-31
Value258.0
Percentage of OperatingLossCarryforwardsExpirationInYearThree17.45.7

trox:OperatingLossCarryforwardsExpirationInYearTwo

trox:OperatingLossCarryforwardsExpirationInYearTwo


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value1391710.01.0210.08.0
Percentage of OperatingLossCarryforwardsExpirationInYearTwo100.0100.0100.0100.0100.00.0100.0

trox:OperatingLossCarryforwardsExpirationInYearTwo us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

us-gaap:ForeignCountry, us-gaap:SwissFederalTaxAdministrationFTA


Operating
Period End2020-12-312019-12-31
Value1010.0
Percentage of OperatingLossCarryforwardsExpirationInYearTwo72.70.0

us-gaap:ForeignCountry, us-gaap:TaxAndCustomsAdministrationNetherlands


Operating
Period End2020-12-312019-12-312018-12-312017-12-31
Value357.00.00.0
Percentage of OperatingLossCarryforwardsExpirationInYearTwo25.241.20.00.0

us-gaap:StateAndLocalJurisdiction, us-gaap:InternalRevenueServiceIRS


Operating
Period End2020-12-312019-12-31
Value3.010.0
Percentage of OperatingLossCarryforwardsExpirationInYearTwo2.258.8

trox:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization

trox:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization


Property
Period End2020-09-302020-06-302020-03-312019-12-31
Value111610279671007
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization100.0100.0100.0100.0

trox:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization

trox:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization


Property
Period End2020-09-302020-06-302020-03-312019-12-31
Value1651164216301762
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization100.0100.0100.0100.0

trox:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization

trox:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization


Property
Period End2020-09-302020-06-302020-03-312019-12-31
Value2767266925972769
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization100.0100.0100.0100.0

trox:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization us-gaap:PropertyPlantAndEquipmentByType

us-gaap:Building


Property
Period End2020-09-302020-06-302020-03-312019-12-31
Value342327319340
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization12.412.312.312.3

us-gaap:ConstructionInProgress


Property
Period End2020-09-302020-06-302020-03-312019-12-31
Value174174156156
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization6.36.56.05.6

us-gaap:LandAndLandImprovements


Property
Period End2020-09-302020-06-302020-03-312019-12-31
Value181177175191
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization6.56.66.76.9

us-gaap:MachineryAndEquipment


Property
Period End2020-09-302020-06-302020-03-312019-12-31
Value2004193418932028
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization72.472.572.973.2

us-gaap:OtherMachineryAndEquipment


Property
Period End2020-09-302020-06-302020-03-312019-12-31
Value66575454
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization2.42.12.12.0

trox:PropertyPlantAndEquipmentAndMineralLeaseholdsNet

trox:PropertyPlantAndEquipmentAndMineralLeaseholdsNet


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302012-12-31
Value26432715180020003438344722852474254526302862
Percentage of PropertyPlantAndEquipmentAndMineralLeaseholdsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

trox:PropertyPlantAndEquipmentAndMineralLeaseholdsNet us-gaap:StatementGeographical

country:AU


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302012-12-31
Value995110980284989696810831208124712951348
Percentage of PropertyPlantAndEquipmentAndMineralLeaseholdsNet37.640.844.642.526.128.147.448.849.049.247.1

country:GB


Property
Period End2020-12-312019-12-312018-12-31
Value101930.0
Percentage of PropertyPlantAndEquipmentAndMineralLeaseholdsNet3.83.40.0

country:SA


Property
Period End2020-12-312019-12-312018-12-31
Value2622150.0
Percentage of PropertyPlantAndEquipmentAndMineralLeaseholdsNet9.97.90.0

country:US


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value26125517619316631687211203
Percentage of PropertyPlantAndEquipmentAndMineralLeaseholdsNet9.99.49.89.748.448.99.28.2

country:ZA


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302012-12-31
Value7687997829198447479411008104610821263
Percentage of PropertyPlantAndEquipmentAndMineralLeaseholdsNet29.129.443.446.024.521.741.240.741.141.144.1

trox:OtherForeign


Property
Period End2020-12-312019-12-312018-12-31
Value25624440
Percentage of PropertyPlantAndEquipmentAndMineralLeaseholdsNet9.79.02.2

trox:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingAwardsExpectedToVestWeightedAverageGrantDateFairValue us-gaap:AwardType

trox:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingAwardsExpectedToVestWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-312019-12-312018-12-31
Value12.2115.5712.92
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingAwardsExpectedToVestWeightedAverageGrantDateFairValue100.0100.0100.0

trox:UnrecordedUnconditionalPurchaseObligationDueAfterFourYears

trox:UnrecordedUnconditionalPurchaseObligationDueAfterFourYears


Unrecorded
Period End2021-06-302021-03-312020-09-30
Value136136179
Percentage of UnrecordedUnconditionalPurchaseObligationDueAfterFourYears100.0100.0100.0

us-gaap:AccountsPayableRelatedPartiesCurrent

us-gaap:AccountsPayableRelatedPartiesCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value2.01.07.09.06.04.07.07.05.00.0
Percentage of AccountsPayableRelatedPartiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:AccountsPayableRelatedPartiesCurrent us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

trox:Tasnee, trox:PreAcquisitionActivity, srt:AffiliatedEntity


Accounts
Period End2020-12-312019-12-31
Value3.07.0
Percentage of AccountsPayableRelatedPartiesCurrent42.9100.0

us-gaap:AccountsReceivableRelatedPartiesCurrent us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:AccountsReceivableRelatedPartiesCurrent

trox:Tasnee, trox:PreAcquisitionActivity, srt:AffiliatedEntity


Accounts
Period End2020-12-312019-12-31
Value9.014
Percentage of AccountsReceivableRelatedPartiesCurrent100.0100.0

us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent

us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent


Accrual
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value2317161914126.014267.05.07.05.09.07.0117.07.010.010.09.08.0119.019213744
Percentage of AccrualForTaxesOtherThanIncomeTaxesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedEnvironmentalLossContingenciesNoncurrent

us-gaap:AccruedEnvironmentalLossContingenciesNoncurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value6666677070706562361.0
Percentage of AccruedEnvironmentalLossContingenciesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedMarketingCostsCurrent

us-gaap:AccruedMarketingCostsCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value4339433828423937311518151521191919192524231928262118192017161813
Percentage of AccruedMarketingCostsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedProfessionalFeesCurrent

us-gaap:AccruedProfessionalFeesCurrent


Accrued
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value6256524860535114203765384433484332
Percentage of AccruedProfessionalFeesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax

country:US, us-gaap:PensionPlansDefinedBenefit


Accumulated
Period End2020-12-312019-12-312018-12-31
Value989695
Percentage of AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:DefinedBenefitPostretirementHealthCoverage


Accumulated
Period End2020-12-312019-12-312018-12-31
Value121.00.0
Percentage of AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax12.21.00.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Accumulated
Period End2020-12-312019-12-31
Value124.0
Percentage of AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax12.24.2

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value4000000.05000000.05000000.04000000.04000000.04000000.05000000.01000000.01000000.01000000.02000000.02000000.02000000.02000000.02000000.01000000.01000000.02000000.02000000.01000000.01000000.02000000.02000000.02000000.02000000.01000000.01000000.03000000.03000000.0
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AlternativeInvestmentMeasurementInput us-gaap:Range, us-gaap:MeasurementInputType

us-gaap:AlternativeInvestmentMeasurementInput

srt:Maximum, us-gaap:MeasurementInputDiscountRate


Alternative
Period End2020-12-312019-12-312018-12-31
Value4.40.0490.052
Percentage of AlternativeInvestmentMeasurementInput100.0100.0100.0

srt:Maximum, us-gaap:MeasurementInputRiskFreeInterestRate


Alternative
Period End2020-12-312019-12-312018-12-31
Value17.70.1680.176
Percentage of AlternativeInvestmentMeasurementInput402.3342.9338.5

srt:Minimum, us-gaap:MeasurementInputDiscountRate


Alternative
Period End2020-12-312019-12-312018-12-31
Value1.60.0160.024
Percentage of AlternativeInvestmentMeasurementInput36.432.746.2

srt:Minimum, us-gaap:MeasurementInputRiskFreeInterestRate


Alternative
Period End2020-12-312019-12-312018-12-31
Value3.20.060.07
Percentage of AlternativeInvestmentMeasurementInput72.7122.4134.6

us-gaap:AssetRetirementObligation

us-gaap:AssetRetirementObligation


Asset
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1691631661591551421581621747574797883828280797682788781828886909510098961061031111081029630
Percentage of AssetRetirementObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligationCurrent

us-gaap:AssetRetirementObligationCurrent


Asset
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value6.07.09.07.010.0131611115.06.04.02.02.03.04.04.05.03.04.03.06.04.06.06.05.05.06.06.06.06.0
Percentage of AssetRetirementObligationCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligationsNoncurrent

us-gaap:AssetRetirementObligationsNoncurrent


Asset
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value16315615715214512914215116370687576817978767473787581777682818589949290999610510610094
Percentage of AssetRetirementObligationsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


Debt
Period End2020-12-312019-12-31
Value33653072
Percentage of DebtInstrumentCarryingAmount100.0100.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:DebtInstrument

trox:MGTLoan


Debt
Period End2021-06-302021-03-312020-12-31
Value343536
Percentage of DebtInstrumentCarryingAmount0.00.01.1

trox:NewTermLoanFacility


Debt
Period End2021-06-302021-03-312021-03-112020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value123212911300160718061806180518052119
Percentage of DebtInstrumentCarryingAmount0.00.00.047.80.00.00.058.80.0

trox:PriorTermLoanFacility


Debt
Period End2020-12-31
Value1607
Percentage of DebtInstrumentCarryingAmount47.8

trox:StandardBankTermLoanFacility


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value2788115109112117158
Percentage of DebtInstrumentCarryingAmount0.00.03.40.00.00.05.1

trox:TikonLoan


Debt
Period End2021-04-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value70111716161616
Percentage of DebtInstrumentCarryingAmount0.00.00.50.00.00.00.5

us-gaap:DebtInstrumentCarryingAmount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

trox:AustralianGovernmentLoan, us-gaap:LoansPayable


Debt
Period End2020-12-312019-12-312018-12-31
Value1.01.50.0
Percentage of DebtInstrumentCarryingAmount0.00.00.0

trox:MGTLoan, us-gaap:LoansPayable


Debt
Period End2020-12-31
Value36
Percentage of DebtInstrumentCarryingAmount1.1

trox:SeniorSecuredNotesDue2025, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value5005005005005000.0
Percentage of DebtInstrumentCarryingAmount0.00.014.90.00.00.0

trox:StandardBankTermLoanFacility, us-gaap:NotesPayableToBanks


Debt
Period End2020-12-312019-12-312018-12-31
Value1151580.0
Percentage of DebtInstrumentCarryingAmount3.45.10.0

trox:StandardBankTermLoanFacilityAmortizationLoan, us-gaap:NotesPayableToBanks


Debt
Period End2020-12-312019-12-31
Value17002200
Percentage of DebtInstrumentCarryingAmount50.571.6

trox:WorkingCapitalDebtAgreementInChinaTikonLoan, us-gaap:LoansPayable


Debt
Period End2020-12-312019-12-312018-12-31
Value171110.0
Percentage of DebtInstrumentCarryingAmount0.53.60.0

us-gaap:DebtInstrumentFaceAmount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentFaceAmount

trox:AustralianGovernmentLoan, us-gaap:LoansPayable


Debt
Period End2020-12-312019-12-312019-04-10
Value5.05.36.0
Percentage of DebtInstrumentFaceAmount100.0100.0100.0

trox:StandardBankTermLoanFacilityAmortizationLoan, us-gaap:NotesPayableToBanks


Debt
Period End2020-12-312019-03-25
Value1772600
Percentage of DebtInstrumentFaceAmount3540.00.0

us-gaap:DebtInstrumentUnamortizedDiscount

us-gaap:DebtInstrumentUnamortizedDiscount


Debt
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value9.0129.012144.04.05.05.05.06.06.06.07.07.07.08.08.010.0111111126.06.1
Percentage of DebtInstrumentUnamortizedDiscount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsGross us-gaap:CreditFacility, us-gaap:ShortTermDebtType

us-gaap:DeferredFinanceCostsGross

trox:WellsFargoRevolver, us-gaap:RevolvingCreditFacility


Deferred
Period End2020-12-312017-12-31
Value2000000.05000000.0
Percentage of DeferredFinanceCostsGross100.0100.0

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredFinanceCostsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value4550353839323437394039404141444731333638404245
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsNet us-gaap:CreditFacility

trox:WellsFargoRevolver


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312017-09-30
Value2.03.05.07.06.0
Percentage of DeferredFinanceCostsNet5.78.812.815.912.8

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxAssetsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value10131022102099710310711037
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value290344261303363369411
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsDeferredIncome


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value23224323824532644531422676
Percentage of DeferredTaxAssetsDeferredIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value296030612754295835493802356514551257
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsInventory

us-gaap:DeferredTaxAssetsInventory


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value8.010.04.07.0116.0159.02.0
Percentage of DeferredTaxAssetsInventory100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsInvestments

us-gaap:DeferredTaxAssetsInvestments


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value3.02824292525283231
Percentage of DeferredTaxAssetsInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value10441071340691559515353
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

us-gaap:DomesticCountry, us-gaap:HerMajestysRevenueAndCustomsHMRC


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value6214910355
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration5.913.930.38.0

us-gaap:ForeignCountry, trox:TaxAndCustomsAdministrationSaudiArabia


Deferred
Period End2020-12-31
Value37
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration3.5

us-gaap:ForeignCountry, us-gaap:AustralianTaxationOffice


Deferred
Period End2020-12-312019-12-31
Value358438
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration34.340.9

us-gaap:ForeignCountry, us-gaap:InternalRevenueServiceIRS


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value320203450.0
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration30.719.013.20.0

us-gaap:ForeignCountry, us-gaap:MinistryOfTheEconomyFinanceAndIndustryFrance


Deferred
Period End2020-12-312019-12-31
Value242231
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration23.221.6

us-gaap:StateAndLocalJurisdiction, us-gaap:InternalRevenueServiceIRS


Deferred
Period End2020-12-312019-12-31
Value1834
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration1.73.2

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration us-gaap:IncomeTaxAuthorityName

trox:OtherTaxAuthority


Deferred
Period End2020-12-312019-12-31
Value7.03.0
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration0.70.3

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value8.0111114131514138.0
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value1531157781106343324293197
Percentage of DeferredTaxAssetsPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value5758484978868772
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value6.010.01.02.09.0111120
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesDeferredExpenseCapitalizedInventoryCosts

us-gaap:DeferredTaxLiabilitiesDeferredExpenseCapitalizedInventoryCosts


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value2.06.02.00.01.08.010.01922
Percentage of DeferredTaxLiabilitiesDeferredExpenseCapitalizedInventoryCosts100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value304544528596103108110
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value10.0147.07.05.03.07.08.05.0
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value226242208244270222266288386
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries

us-gaap:DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries


Deferred
Period End2020-12-31
Value266
Percentage of DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries100.0

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value1420
Percentage of DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent100.0100.0

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate

country:US, us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2020-12-312019-12-31
Value2.590.0336
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate100.0100.0

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value2.60.03390.0440.0371
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate100.4100.90.00.0

us-gaap:ForeignPlan, us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value9.510.09910.11380.1154
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate367.2294.90.00.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value1.450.0198
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate56.058.9

us-gaap:DefinedBenefitPlanBenefitObligation us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanBenefitObligation

country:US, us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2020-12-312019-12-312018-12-31
Value2.02.00.0
Percentage of DefinedBenefitPlanBenefitObligation100.0100.00.0

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value399398329377
Percentage of DefinedBenefitPlanBenefitObligation19950.019900.00.00.0

us-gaap:ForeignPlan, us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value23137.08.0
Percentage of DefinedBenefitPlanBenefitObligation1150.0650.00.00.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value2522320.0
Percentage of DefinedBenefitPlanBenefitObligation12600.011600.00.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value119131
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter100.0100.0

us-gaap:ForeignPlan, us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2020-12-312019-12-31
Value8.03.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter6.72.3

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value6361
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter52.946.6

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value2729
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value2729
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value2831
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree100.0100.0

us-gaap:ForeignPlan, us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2020-12-312019-12-31
Value1.00.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree3.60.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value119.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree39.329.0

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear us-gaap:Range, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear

srt:Maximum, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-09-30
Value5000000.0
Percentage of DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear100.0

srt:Minimum, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-03-312020-09-30
Value1000000.03000000.0
Percentage of DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear0.060.0

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-31
Value2000000.0
Percentage of DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear100.0

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsRemainderOfFiscalYear us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsRemainderOfFiscalYear

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-30
Value5000000.0
Percentage of DefinedBenefitPlanExpectedFutureEmployerContributionsRemainderOfFiscalYear100.0

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets


Defined
Period End2020-12-312019-12-31
Value539505
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0

us-gaap:DefinedBenefitPlanFundedStatusOfPlan us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanFundedStatusOfPlan

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value-55.0-79.0-86.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2020-12-312019-12-312018-12-31
Value-23.0-13.0-7.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan41.816.58.1

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value-57.0-46.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan103.658.2

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value399351
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value4644
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation11.512.5

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value344268
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets100.0100.0

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value399351
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value7167
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation17.819.1

us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations

trox:DefinedBenefitPlanOther, country:US


Defined
Period End2020-12-312019-12-31
Value17.00.01
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations100.0100.0

trox:DefinedBenefitPlanOther, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-31
Value61.00.67
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations358.86700.0

us-gaap:DebtSecurities, country:US


Defined
Period End2020-12-312019-12-31
Value39.00.48
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations229.44800.0

us-gaap:DebtSecurities, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-31
Value39.00.26
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations229.42600.0

us-gaap:DefinedBenefitPlanRealEstate, country:US


Defined
Period End2020-12-312019-12-31
Value1.00.01
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations5.9100.0

us-gaap:EquitySecurities, country:US


Defined
Period End2020-12-312019-12-31
Value43.00.5
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations252.95000.0

us-gaap:DerivativeAssetFairValueGrossLiability

us-gaap:DerivativeAssetFairValueGrossLiability


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value424357647210122
Percentage of DerivativeAssetFairValueGrossLiability100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssetFairValueGrossLiability us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:ForeignExchangeContract, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-09-302020-06-302020-03-312019-12-31
Value2.06.0370.0
Percentage of DerivativeAssetFairValueGrossLiability3.18.336.60.0

us-gaap:ForeignExchangeContract, us-gaap:Nondesignated


Derivative
Period End2021-06-302020-09-302020-06-302020-03-312019-12-31
Value1.01.04.010.00.0
Percentage of DerivativeAssetFairValueGrossLiability2.41.65.69.90.0

us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value41435761625422
Percentage of DerivativeAssetFairValueGrossLiability97.6100.0100.095.386.153.5100.0

us-gaap:DerivativeAssetFairValueGrossLiability us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value41435763689122
Percentage of DerivativeAssetFairValueGrossLiability97.6100.0100.098.494.490.1100.0

us-gaap:DerivativeFairValueOfDerivativeAsset

us-gaap:DerivativeFairValueOfDerivativeAsset


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value26426546346.037
Percentage of DerivativeFairValueOfDerivativeAsset100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:BalanceSheetLocation

us-gaap:OtherNoncurrentAssets


Derivative
Period End2020-09-302020-06-302020-03-312019-12-31
Value10.0165.03.0
Percentage of DerivativeFairValueOfDerivativeAsset21.747.183.38.1

us-gaap:PrepaidExpensesAndOtherCurrentAssets


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value26426536181.034
Percentage of DerivativeFairValueOfDerivativeAsset100.0100.0100.078.352.916.791.9

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

us-gaap:EnergyRelatedDerivative, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-30
Value1.0
Percentage of DerivativeFairValueOfDerivativeAsset3.8

us-gaap:ForeignExchangeContract, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value25325844336.030
Percentage of DerivativeFairValueOfDerivativeAsset96.276.289.295.797.1100.081.1

us-gaap:ForeignExchangeContract, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value10.07.02.01.00.07.0
Percentage of DerivativeFairValueOfDerivativeAsset23.810.84.32.90.018.9

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value26325844336.030
Percentage of DerivativeFairValueOfDerivativeAsset100.076.289.295.797.1100.081.1

us-gaap:DerivativeLiabilities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument

us-gaap:DerivativeLiabilities

us-gaap:FairValueInputsLevel2, us-gaap:ForeignExchangeContract


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value244265432441372.00.0
Percentage of DerivativeLiabilities100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:FairValueInputsLevel2, us-gaap:InterestRateSwap


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value41435761625422300.0
Percentage of DerivativeLiabilities170.8102.487.7141.9258.3131.759.51500.00.0

us-gaap:DerivativeLiabilities us-gaap:FinancialInstrument

us-gaap:InterestRateSwap


Derivative
Period End2020-12-312019-12-312018-12-31
Value57220.0
Percentage of DerivativeLiabilities87.759.50.0

us-gaap:DerivativeLiabilitiesCurrent

us-gaap:DerivativeLiabilitiesCurrent


Derivative
Period End2020-12-312019-12-312019-03-312018-12-312017-12-31
Value57220.06.01.0
Percentage of DerivativeLiabilitiesCurrent100.0100.00.0100.0100.0

us-gaap:DerivativeNotionalAmount us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeNotionalAmount

trox:AustralianDollarExchangeContract


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value227246330410507691486
Percentage of DerivativeNotionalAmount100.0100.0100.0100.0100.0100.0100.0

trox:SouthAfricanRandExchangeContract


Derivative
Period End2020-09-302020-06-302020-03-312019-12-31
Value635140029003700
Percentage of DerivativeNotionalAmount154.9276.1419.7761.3

us-gaap:DerivativeNotionalAmount us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

trox:ForeignExchangeContractAustralianDollars, us-gaap:Nondesignated


Derivative
Period End2020-12-31
Value54
Percentage of DerivativeNotionalAmount16.4

trox:ForeignExchangeContractAustralianDollarsAtDecember312020, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value415464615489
Percentage of DerivativeNotionalAmount16.716.415.612.07.818.3

trox:ForeignExchangeContractAustralianDollarsAtMarch312020, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-31
Value5854677082
Percentage of DerivativeNotionalAmount23.616.416.313.811.9

trox:ForeignExchangeContractSouthAfricanRand, us-gaap:Nondesignated


Derivative
Period End2021-06-302020-12-31
Value338354
Percentage of DerivativeNotionalAmount148.9107.3

trox:ForeignExchangeContractSouthAfricanRandAtDecember312020, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value24354434140712
Percentage of DerivativeNotionalAmount9.8107.310.58.15.8146.5

trox:ForeignExchangeContractSouthAfricanRandAtMarch312020, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-31
Value540354546605638
Percentage of DerivativeNotionalAmount219.5107.3133.2119.392.3

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

us-gaap:DisposalGroupIncludingDiscontinuedOperationConsideration

srt:ScenarioForecast, us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, trox:A8120PaperLaminateGrade, us-gaap:SubsequentEvent


Disposal
Period End2021-06-302020-06-30
Value3.57.0
Percentage of DisposalGroupIncludingDiscontinuedOperationConsideration100.0100.0

us-gaap:DueFromRelatedParties us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:DueFromRelatedParties

trox:AMIC, trox:TransitionServicesAgreement, srt:AffiliatedEntity


Due
Period End2020-12-31
Value1.0
Percentage of DueFromRelatedParties100.0

us-gaap:DueFromRelatedPartiesCurrent us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:DueFromRelatedPartiesCurrent

trox:AMIC, trox:ReceivableFromTiCl4ProductSales, srt:AffiliatedEntity


Due
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value9.07.07.06.05.02.05.0
Percentage of DueFromRelatedPartiesCurrent100.0100.0100.0100.0100.0100.0100.0

us-gaap:DueFromRelatedPartiesCurrent us-gaap:RelatedPartyTransactionsByRelatedParty

trox:Tasnee


Due
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value4.06.0131215
Percentage of DueFromRelatedPartiesCurrent44.485.7216.7240.0750.0

us-gaap:DueToRelatedPartiesCurrent us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:DueToRelatedPartiesCurrent

trox:AdvancedMetalIndustriesClusterAndTohoTitaniumMetalCoLtdATTM, trox:PurchaseOfChlorineGas, srt:AffiliatedEntity


Due
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value2.01.03.06.01.01.0
Percentage of DueToRelatedPartiesCurrent100.0100.0100.0100.0100.0100.0

us-gaap:DueToRelatedPartiesCurrent us-gaap:RelatedPartyTransactionsByRelatedParty

trox:Tasnee


Due
Period End2020-09-302020-06-302020-03-312019-09-302019-06-30
Value3.05.04.07.077
Percentage of DueToRelatedPartiesCurrent50.0500.0400.00.00.0

us-gaap:DueToRelatedPartiesCurrentAndNoncurrent us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:DueToRelatedPartiesCurrentAndNoncurrent

trox:AMIC, trox:TransitionServicesAgreement, srt:AffiliatedEntity


Due
Period End2020-12-31
Value2000000.0
Percentage of DueToRelatedPartiesCurrentAndNoncurrent100.0

trox:ExxaroResourcesLimited, trox:ExxaroMineralSandsTransactionCompletionAgreement, srt:AffiliatedEntity


Due
Period End2020-12-31
Value4000000.0
Percentage of DueToRelatedPartiesCurrentAndNoncurrent200.0

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value1191071331229882103959245696153487263716383806664697563416255
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions


Employee
Period End2021-06-302021-03-312020-09-302014-09-302014-06-30
Value4045391113
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions us-gaap:AwardType

us-gaap:RestrictedStockUnitsRSU


Employee
Period End2020-12-31
Value32
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions0.0

us-gaap:EnvironmentalCostsRecognizedCapitalized

us-gaap:EnvironmentalCostsRecognizedCapitalized


Environmental
Period End2020-12-312019-12-312018-12-312017-12-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value121412131413131313121314151722
Percentage of EnvironmentalCostsRecognizedCapitalized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:BusinessAcquisition

us-gaap:EquityMethodInvestmentOwnershipPercentage

trox:CristalSTitaniumDioxideBusiness


Equity
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value24.025.026.00.260.260.260.26
Percentage of EquityMethodInvestmentOwnershipPercentage100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:RelatedPartyTransactionsByRelatedParty

trox:Exxaro


Equity
Period End2020-12-312020-09-302020-06-302020-03-312019-09-302019-06-302018-12-31
Value10.310.30.1030.1030.1040.1020.23
Percentage of EquityMethodInvestmentOwnershipPercentage0.039.639.639.640.039.20.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:RelatedPartyTransactionsByRelatedParty

trox:SouthAfricanSubsidiaries, trox:Exxaro


Equity
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-09-302019-06-302018-12-31
Value26.026.026.00.260.260.260.260.26
Percentage of EquityMethodInvestmentOwnershipPercentage108.30.0100.0100.0100.0100.0100.00.0

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiability


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value14141513121215
Percentage of FinanceLeaseLiability100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDue


Finance
Period End2020-12-31
Value27
Percentage of FinanceLeaseLiabilityPaymentsDue100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive


Finance
Period End2020-12-31
Value12
Percentage of FinanceLeaseLiabilityPaymentsDueAfterYearFive100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths


Finance
Period End2020-12-31
Value3000000.0
Percentage of FinanceLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive


Finance
Period End2020-12-31
Value3000000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearFive100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour


Finance
Period End2020-12-31
Value3000000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearFour100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree


Finance
Period End2020-12-31
Value3000000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearThree100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo


Finance
Period End2020-12-31
Value3000000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearTwo100.0

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount


Finance
Period End2020-12-31
Value12
Percentage of FinanceLeaseLiabilityUndiscountedExcessAmount100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value2722642562492402322242172082011941891831771701641581511451471411341281221151091029589827568615447
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ComputerSoftwareIntangibleAsset


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value4341393836343432313027282727252423212116151413131210.0
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization15.815.515.215.315.014.715.214.714.914.913.914.814.815.314.714.614.613.914.510.910.610.410.210.710.49.8

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value20219719318818317817316916315815414914413913412912512011511310810398938884797469645954494439
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization74.374.675.475.576.276.777.277.978.478.679.478.878.778.578.878.779.179.579.376.976.676.976.676.276.577.177.577.977.578.078.779.480.381.583.0

us-gaap:PatentedTechnology


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value2726242321201716141313121211111110.010.09.09.09.08.08.08.07.07.06.06.06.05.05.04.04.03.03.0
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization9.99.89.49.28.88.67.67.46.76.56.76.36.66.26.56.76.36.66.26.16.46.06.26.66.16.45.96.36.76.16.75.96.65.66.4

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive


Finite
Period End2020-12-31
Value39
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value35333532
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear


Finite
Period End2021-06-302021-03-312020-09-30
Value16248.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2020-12-31
Value26
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value32333227
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value32363328
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value33333630
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FiniteLivedIntangibleAssetsGross


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value478465457452435434432439439370370371371369368367368368368373373372372374375374374374375375375374374373373
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ComputerSoftwareIntangibleAsset


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value9481736650504947474747484846454445454538383737394039
Percentage of FiniteLivedIntangibleAssetsGross19.717.416.014.611.511.511.310.710.712.712.712.912.912.512.212.012.212.212.210.210.29.99.910.410.710.4

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value291291291291291291291291291291291291291291291291291291291294294294294294294294294294294294294294294294294
Percentage of FiniteLivedIntangibleAssetsGross60.962.663.764.466.967.167.466.366.378.678.678.478.478.979.179.379.179.179.178.878.879.079.078.678.478.678.678.678.478.478.478.678.678.878.8

us-gaap:PatentedTechnology


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value939393959493921011013232323232323232323232323232323232323232323232323232
Percentage of FiniteLivedIntangibleAssetsGross19.520.020.421.021.621.421.323.023.08.68.68.68.68.78.78.78.78.78.78.68.68.68.68.68.58.68.68.68.58.58.58.68.68.68.6

us-gaap:ForeignCurrencyCashFlowHedgeLiabilityAtFairValue

us-gaap:ForeignCurrencyCashFlowHedgeLiabilityAtFairValue


Foreign
Period End2020-09-302020-06-302020-03-312019-12-31
Value3.010.0470.0
Percentage of ForeignCurrencyCashFlowHedgeLiabilityAtFairValue100.0100.0100.00.0

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAtFairValueNet

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAtFairValueNet


Foreign
Period End2020-12-312020-03-312019-12-312018-12-31
Value6510.0370.0
Percentage of ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAtFairValueNet100.0100.0100.00.0

us-gaap:IncomeTaxesReceivable

us-gaap:IncomeTaxesReceivable


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value6.06.04.03.010.06.06.03.04.02.02.08.08.09.08.01.011
Percentage of IncomeTaxesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPayableCurrent

us-gaap:InterestPayableCurrent


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value2031214621321632163316341717215.03510.03510.03510.03510.0359.02222
Percentage of InterestPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRateDerivativeLiabilitiesAtFairValue

us-gaap:InterestRateDerivativeLiabilitiesAtFairValue


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value4143576162542230220.0
Percentage of InterestRateDerivativeLiabilitiesAtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:InterestReceivable dei:LegalEntity, us-gaap:BalanceSheetLocation, us-gaap:BusinessAcquisition

us-gaap:InterestReceivable

trox:AdvancedMetalIndustriesClusterCompanyLimited, us-gaap:OtherNoncurrentAssets, trox:Slagger


Interest
Period End2021-06-302021-03-312020-09-30
Value7000000.07000000.05000000.0
Percentage of InterestReceivable100.0100.0100.0

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryFinishedGoodsNetOfReserves


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value497581668672677566573529528245225198188197194184190191204194194215245323357318303310
Percentage of InventoryFinishedGoodsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryRawMaterialsAndSuppliesNetOfReserves

us-gaap:InventoryRawMaterialsAndSuppliesNetOfReserves


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value19419719621021620122421419410410911611010911098114105107104102107106116126115118105
Percentage of InventoryRawMaterialsAndSuppliesNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryRawMaterialsNetOfReserves

us-gaap:InventoryRawMaterialsNetOfReserves


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value21816817018817218620519126791102116115118137161180193194223217243248252259321329320
Percentage of InventoryRawMaterialsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventorySuppliesNetOfReserves

us-gaap:InventorySuppliesNetOfReserves


Inventory
Period End2020-12-312019-12-312018-12-31
Value196224109
Percentage of InventorySuppliesNetOfReserves100.0100.0100.0

us-gaap:InventoryValuationReserves

us-gaap:InventoryValuationReserves


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value44424142434239211514131415161415181717191819181614141413
Percentage of InventoryValuationReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryWorkInProcessNetOfReserves

us-gaap:InventoryWorkInProcessNetOfReserves


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value11110610310610910112910110846434538463530373541435351434152567724
Percentage of InventoryWorkInProcessNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-31
Value44
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:LineOfCredit us-gaap:CreditFacility, us-gaap:ShortTermDebtType

us-gaap:LineOfCredit

trox:WellsFargoRevolver, us-gaap:LetterOfCredit


Line
Period End2020-12-312019-12-312018-12-312017-12-312017-09-30
Value2521161919
Percentage of LineOfCredit100.0100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:LineOfCredit, trox:StandardBankCreditFacility, us-gaap:NotesPayableToBanks


Line
Period End2020-12-312019-12-312019-03-25
Value68721000
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0100.0100.0

us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent

us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value345145848463038
Percentage of LongTermDebtAndCapitalLeaseObligationsCurrent100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities

us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value288334653356351035123016306031593233332132003205321031873191318729332940
Percentage of LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterYearFive


Long
Period End2020-12-31
Value629
Percentage of LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterYearFive100.0

us-gaap:LongTermDebtFairValue us-gaap:DebtInstrument

us-gaap:LongTermDebtFairValue

trox:AustralianGovernmentLoan


Long
Period End2020-12-312019-12-312018-12-31
Value1.01.00.0
Percentage of LongTermDebtFairValue100.0100.00.0

trox:MGTLoan


Long
Period End2020-12-31
Value36
Percentage of LongTermDebtFairValue3600.0

trox:SeniorNotesDue2025


Long
Period End2020-12-312019-12-312018-12-31
Value468459368
Percentage of LongTermDebtFairValue46800.045900.00.0

trox:SeniorNotesDue2026


Long
Period End2020-12-312019-12-312018-12-31
Value641636518
Percentage of LongTermDebtFairValue64100.063600.00.0

trox:StandardBank


Long
Period End2020-12-312019-12-312018-12-31
Value1151580.0
Percentage of LongTermDebtFairValue11500.015800.00.0

trox:TermLoan


Long
Period End2020-12-312019-12-312018-12-31
Value161018202074
Percentage of LongTermDebtFairValue161000.0182000.00.0

trox:TikonLoan


Long
Period End2020-12-312019-12-312018-12-31
Value17160.0
Percentage of LongTermDebtFairValue1700.01600.00.0

us-gaap:LongTermDebtFairValue us-gaap:DebtInstrument, us-gaap:FairValueByFairValueHierarchyLevel

trox:AustralianGovernmentLoan, us-gaap:FairValueInputsLevel2


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value1.01.01.01.01.01.01.01.00.0
Percentage of LongTermDebtFairValue0.00.0100.00.00.00.0100.00.00.0

trox:MGTLoan, us-gaap:FairValueInputsLevel2


Long
Period End2021-06-302021-03-312020-12-31
Value343536
Percentage of LongTermDebtFairValue0.00.03600.0

trox:NewTermLoanFacility, us-gaap:FairValueInputsLevel1


Long
Period End2021-06-302021-03-31
Value12321295
Percentage of LongTermDebtFairValue0.00.0

trox:PriorTermLoanFacility, us-gaap:FairValueInputsLevel1


Long
Period End2020-12-31
Value1610
Percentage of LongTermDebtFairValue161000.0

trox:SeniorNotesDue2025, us-gaap:FairValueInputsLevel1


Long
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value469468445418375459422439419368420438438463
Percentage of LongTermDebtFairValue0.046800.00.00.00.045900.00.00.00.00.00.00.00.00.0

trox:SeniorNotesDue2026, us-gaap:FairValueInputsLevel1


Long
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value641616576557636589610586518592613
Percentage of LongTermDebtFairValue64100.00.00.00.063600.00.00.00.00.00.00.0

trox:SeniorNotesDue2029, us-gaap:FairValueInputsLevel1


Long
Period End2021-06-302021-03-31
Value10881077
Percentage of LongTermDebtFairValue0.00.0

trox:SeniorSecuredNotesDue2025, us-gaap:FairValueInputsLevel1


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value5325365365235070.0
Percentage of LongTermDebtFairValue0.00.053600.00.00.00.0

trox:StandardBankTermLoanFacility, us-gaap:FairValueInputsLevel2


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value27881151091121171581540.0
Percentage of LongTermDebtFairValue0.00.011500.00.00.00.015800.00.00.0

trox:TermLoan, us-gaap:FairValueInputsLevel1


Long
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-31
Value17881740160718201919190620132074217015001300
Percentage of LongTermDebtFairValue0.00.00.0182000.00.00.00.00.00.00.00.0

trox:TikonLoan, us-gaap:FairValueInputsLevel2


Long
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value111716161616160.0
Percentage of LongTermDebtFairValue0.01700.00.00.00.01600.00.00.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths


Long
Period End2020-12-312019-12-312013-03-312012-12-31
Value583810.011
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive


Long
Period End2020-12-31
Value959
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour


Long
Period End2020-12-31
Value1631
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


Long
Period End2020-12-31
Value44
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo


Long
Period End2020-12-31
Value44
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0

us-gaap:LossContingencyAccrualAtCarryingValue

us-gaap:LossContingencyAccrualAtCarryingValue


Loss
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value64677173737173816643384247464359606967696465615149
Percentage of LossContingencyAccrualAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LossContingencyAccrualAtCarryingValue us-gaap:LineOfCreditFacility, us-gaap:LossContingenciesByNatureOfContingency

trox:AbsaRevolver, us-gaap:GuaranteeOfIndebtednessOfOthers


Loss
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value4549172018191716182120
Percentage of LossContingencyAccrualAtCarryingValue63.467.144.743.541.932.226.624.629.541.240.8

trox:WellsFargoRevolver, us-gaap:StandbyLettersOfCredit


Loss
Period End2020-12-312019-12-312018-12-312017-12-312017-09-30
Value2624161919
Percentage of LossContingencyAccrualAtCarryingValue36.632.942.141.344.2

us-gaap:LossContingencyAccrualAtCarryingValue us-gaap:LossContingenciesByNatureOfContingency

us-gaap:GuaranteeOfIndebtednessOfOthers


Loss
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value3232413937544421222326
Percentage of LossContingencyAccrualAtCarryingValue50.047.856.253.452.166.766.748.80.054.855.3

us-gaap:StandbyLettersOfCredit


Loss
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value3235323434272121161919
Percentage of LossContingencyAccrualAtCarryingValue50.052.243.846.647.933.331.848.80.045.240.4

us-gaap:MineralPropertiesAccumulatedDepletion

us-gaap:MineralPropertiesAccumulatedDepletion


Mineral
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-06-302011-12-31
Value55254053053852351050048446945044243542942941840440939938937936635634433131429227825523419917214310285638.73.6
Percentage of MineralPropertiesAccumulatedDepletion100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MineralPropertiesGross

us-gaap:MineralPropertiesGross


Mineral
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-06-302011-12-31
Value13471335133313141301129313521294130312371238124412571325130312632017200519961996196819681948199220501312133613471379138413881412142314621502136542
Percentage of MineralPropertiesGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MineralPropertiesNet

us-gaap:MineralPropertiesNet


Mineral
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-06-302011-12-31
Value7957958037767787838528108347877968098288968858591608160616071617160216121604166117361020105810921145118512161269132113771439135638
Percentage of MineralPropertiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NotesPayable us-gaap:DebtInstrument

us-gaap:NotesPayable

trox:MGTLoan


Notes
Period End2021-06-302021-03-312020-12-312020-12-17
Value34353636
Percentage of NotesPayable100.0100.0100.0100.0

us-gaap:NotesReceivableRelatedParties us-gaap:CounterpartyName, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:NotesReceivableRelatedParties

trox:AdvancedMetalIndustriesClusterCompanyLimited, trox:OptionAgreementAmountLoanedForCapitalExpendituresAndOperationalExpensesInterestEarned, srt:AffiliatedEntity


Notes
Period End2020-12-312019-12-31
Value6.03.0
Percentage of NotesReceivableRelatedParties100.0100.0

us-gaap:OperatingLossCarryforwards

us-gaap:OperatingLossCarryforwards


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value9722986086329114863878152525
Percentage of OperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority, us-gaap:IncomeTaxAuthorityName

us-gaap:DomesticCountry, us-gaap:HerMajestysRevenueAndCustomsHMRC


Operating
Period End2020-12-312019-12-312018-12-312017-12-31
Value6214910355
Percentage of OperatingLossCarryforwards0.61.51.20.6

us-gaap:ForeignCountry, trox:TaxAndCustomsAdministrationSaudiArabia


Operating
Period End2020-12-31
Value37
Percentage of OperatingLossCarryforwards0.4

us-gaap:ForeignCountry, us-gaap:AustralianTaxationOffice


Operating
Period End2020-12-312019-12-31
Value358438
Percentage of OperatingLossCarryforwards3.74.4

us-gaap:ForeignCountry, us-gaap:InternalRevenueServiceIRS


Operating
Period End2020-12-312019-12-312018-12-312017-12-31
Value4402433441154114
Percentage of OperatingLossCarryforwards45.344.047.745.1

us-gaap:ForeignCountry, us-gaap:MinistryOfTheEconomyFinanceAndIndustryFrance


Operating
Period End2020-12-312019-12-31
Value242231
Percentage of OperatingLossCarryforwards2.52.3

us-gaap:ForeignCountry, us-gaap:TaxAndCustomsAdministrationNetherlands


Operating
Period End2020-12-312019-12-312018-12-312017-12-31
Value258138143194
Percentage of OperatingLossCarryforwards2.71.41.72.1

us-gaap:StateAndLocalJurisdiction, us-gaap:InternalRevenueServiceIRS


Operating
Period End2020-12-312019-12-31
Value41754373
Percentage of OperatingLossCarryforwards42.944.4

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthorityName

trox:OtherTaxAuthority


Operating
Period End2020-12-312019-12-31
Value7.03.0
Percentage of OperatingLossCarryforwards0.10.0

us-gaap:OperatingLossCarryforwardsValuationAllowance

us-gaap:OperatingLossCarryforwardsValuationAllowance


Operating
Period End2020-12-31
Value1044
Percentage of OperatingLossCarryforwardsValuationAllowance100.0

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

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-31
Value5000000.06000000.0
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities100.0100.0

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent

country:US, us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-31
Value558586
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:DefinedBenefitPostretirementHealthCoverage


Pension
Period End2020-12-312019-12-312018-12-31
Value23137.0
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent41.815.38.1

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-31
Value7166
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent129.177.6

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization


Property
Period End2021-06-302021-03-312020-12-31
Value138613261273
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization


Property
Period End2021-06-302021-03-312020-12-31
Value173217101759
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization


Property
Period End2021-06-302021-03-312020-12-31
Value311830363032
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization us-gaap:PropertyPlantAndEquipmentByType

us-gaap:Building


Property
Period End2021-06-302021-03-312020-12-31
Value377368368
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization12.112.112.1

us-gaap:ConstructionInProgress


Property
Period End2021-06-302021-03-312020-12-31
Value202196192
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization6.56.56.3

us-gaap:LandAndLandImprovements


Property
Period End2021-06-302021-03-312020-12-31
Value188188189
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization6.06.26.2

us-gaap:MachineryAndEquipment


Property
Period End2021-06-302021-03-312020-12-31
Value226821972197
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization72.772.472.5

us-gaap:OtherMachineryAndEquipment


Property
Period End2021-06-302021-03-312020-12-31
Value838786
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization2.72.92.8

us-gaap:RestrictedCash

us-gaap:RestrictedCash


Restricted
Period End2020-12-31
Value29
Percentage of RestrictedCash100.0

us-gaap:RestrictedCash us-gaap:StatementGeographical

country:SA


Restricted
Period End2020-12-31
Value1.0
Percentage of RestrictedCash3.4

srt:Europe


Restricted
Period End2020-12-31
Value18
Percentage of RestrictedCash62.1

us-gaap:RestrictedCash us-gaap:StatementGeographical, us-gaap:DebtInstrument

country:AU, us-gaap:Bonds


Restricted
Period End2020-12-312019-12-31
Value10.09.0
Percentage of RestrictedCash34.50.0

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue


Restricted
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
Value4.08.02927279.09.0119.06666626596566556536532.02.03.03.03.03.05.04.05.06083.0
Percentage of RestrictedCashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringReserve

us-gaap:RestructuringReserve


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-06-302015-03-312014-12-312013-12-31
Value1.02.02.03.04.09.010.04.04.00.00.01.01.00.01.03.04.0152.02.04.00.0
Percentage of RestructuringReserve100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:RestructuringReserve us-gaap:RestructuringCostAndReserve

us-gaap:EmployeeSeverance


Restructuring
Period End2020-09-302020-06-302020-03-312019-12-31
Value3.04.09.010.0
Percentage of RestructuringReserve100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-312019-12-312018-12-312017-12-31
Value12.3915.1912.9211.33
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice


Share
Period End2020-12-31
Value21.6
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice100.0

us-gaap:ShortTermBorrowings

us-gaap:ShortTermBorrowings


Short
Period End2020-09-302020-06-302020-03-312019-12-312019-03-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312012-12-31
Value6.0132120.0940.00.00.01501501501501501501501501500.030
Percentage of ShortTermBorrowings100.0100.0100.00.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:ShortTermBorrowings us-gaap:CreditFacility

trox:SaudiArabianBritishBankFacility


Short
Period End2020-09-302020-06-302020-03-312019-12-31
Value6.013130.0
Percentage of ShortTermBorrowings100.0100.06.10.0

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary


Unrecorded
Period End2020-12-31
Value44
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary100.0

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary


Unrecorded
Period End2021-06-302021-03-312020-12-312020-09-30
Value948519498
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary100.0100.0100.0100.0

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary


Unrecorded
Period End2021-06-302021-03-312020-12-312020-09-30
Value44445652
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary100.0100.0100.0100.0

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary


Unrecorded
Period End2021-06-302021-03-312020-12-312020-09-30
Value66648473
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary100.0100.0100.0100.0

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary


Unrecorded
Period End2021-06-302021-03-312020-12-312020-09-30
Value57576257
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary100.0100.0100.0100.0

us-gaap:UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears

us-gaap:UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears


Unrecorded
Period End2020-12-31
Value135
Percentage of UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears100.0

us-gaap:UnrecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear

us-gaap:UnrecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear


Unrecorded
Period End2021-06-302021-03-312020-09-30
Value14216973
Percentage of UnrecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear100.0100.0100.0

Line plots across dimensions of each concept


us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
(None,)
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amountus-gaap: Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities
TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents
(None,)
Other Comprehensive Income Loss Net Of Taxus-gaap: Statement Equity Components
us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)
Profit Lossus-gaap: Statement Equity Components
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:StatementGeographical
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Statement Geographical
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:AmortizationOfIntangibleAssets
us-gaap:IncomeStatementLocation
(None,)
Amortization Of Intangible Assetsus-gaap: Income Statement Location
us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
(None,)
Finite Lived Intangible Assets Netus-gaap: Finite Lived Intangible Assets By Major Class
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
(None,)
Stockholders Equity Including Portion Attributable To Noncontrolling Interestus-gaap: Statement Equity Components
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents
(None,)
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Valueus-gaap: Statement Equity Components
us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)
Profit Lossus-gaap: Statement Equity Components