TDC


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

Table of contents



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

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted
us-gaap:ConsolidationItems
us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:CostOfGoodsAndServicesSold
us-gaap:ProductOrService
us-gaap:Restatement, us-gaap:ReclassificationType

us-gaap:CostsAndExpenses

us-gaap:GrossProfit
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:InterestExpense

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NonoperatingIncomeExpense

us-gaap:OperatingIncomeLoss

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ResearchAndDevelopmentExpense

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
us-gaap:ProductOrService, us-gaap:StatementGeographical
us-gaap:Restatement, us-gaap:ReclassificationType
us-gaap:StatementBusinessSegments
us-gaap:StatementGeographical

us-gaap:Revenues

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:OtherAssetsCurrent

us-gaap:MachineryAndEquipmentGross

us-gaap:Goodwill
us-gaap:StatementGeographical

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent

us-gaap:OperatingLeaseLiabilityCurrent

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

us-gaap:LongTermDebtNoncurrent

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

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:RepaymentsOfLongTermDebt

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance
us-gaap:ConsolidationItems
tdc:AcquisitionIntegrationandReorganizationCosts

tdc:AdditionsToCapitalizedSoftware

tdc:CapitalizedContractCostCapitalizedAmount

tdc:DiscreteIncomeTaxExpenseBenefit
us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan
tdc:PaymentsForRestructuringNetOfAdvancePayments
us-gaap:RestructuringPlan
us-gaap:RestructuringPlan
tdc:RestructuringCostsCashSettled
us-gaap:RestructuringPlan
tdc:RestructuringCostsNoncash
us-gaap:StatementEquityComponents
tdc:StockIssuedDuringPeriodSharesEmployeeStockCompensationEmployeeStockPurchaseProgramsAndOptionExercises

tdc:WeightedAverageNumberofDilutedandAntiDilutiveShares

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions
us-gaap:StatementEquityComponents
us-gaap:ConsolidationItems
us-gaap:CapitalizedComputerSoftwareAmortization1

us-gaap:CapitalizedContractCostAmortization

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:DepreciationAndAmortization

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EmployeeBenefitsAndShareBasedCompensationNoncash

us-gaap:FinanceLeasePrincipalPayments

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInReceivables

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InvestmentIncomeNonoperating

us-gaap:OperatingLeaseLeaseIncome

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTaxParent

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
us-gaap:StatementGeographical, us-gaap:TitleOfIndividual
us-gaap:PaymentsForPostemploymentBenefits

us-gaap:PaymentsForRestructuring

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities
us-gaap:RestructuringPlan
us-gaap:RestructuringAndRelatedCostIncurredCost
us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan
us-gaap:RestructuringCharges
us-gaap:RestructuringPlan
us-gaap:IncomeStatementLocation, us-gaap:RestructuringPlan
us-gaap:RestructuringCosts
us-gaap:RestructuringPlan

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:TreasuryStockRetiredParValueMethodAmount
us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:TreasuryStockSharesRetired

dei:EntityCommonStockSharesOutstanding

tdc:DeferredTaxAssetOperatingLeaseLiability

tdc:DeferredTaxAssetsCapitalizedResearchAndDevelopment

tdc:DeferredTaxAssetsIntangibleAssetsAndCapitalizedSoftward

tdc:DeferredTaxAssetsTaxCreditCarryforwardsAndNetOperatingLossCarryforwards

tdc:LongTermLiabilitiesOther

tdc:NotionalAmountOfForeignCurrencyFairValueHedgeDerivativesNetBasis

tdc:OperatingAndFinanceLeaseLiability

tdc:OperatingAndFinanceLeaseRightOfUseAsset

tdc:OtherCurrentAssetsOther

tdc:OtherOtherCurrentLiabilities
us-gaap:RetirementPlanType
tdc:PostemploymentBenefitAssumptionsUsedCalculatingBenefitObligationInvoluntaryTurnoverRate

tdc:RevenueRemainingPerformanceObligationAmountofCustomerOnlyGeneralCancellation

tdc:RevenueRemainingPerformanceObligationAmountofNonCancelableContracts

tdc:TaxCreditCarryforwardReserve

tdc:TradeAccountsReceivable

tdc:UncertainTaxPositionsRecognizedAsNoncurrentLiabilityOnBalanceSheet

tdc:UncertainTaxPositionsRecognizedasCurrentLiabilityonBalanceSheet

tdc:UncertainTaxPositionsRelatedToBusinessAcquisitionsNotRecognizedOnBalanceSheet

us-gaap:AccountsReceivableGrossCurrent

us-gaap:AccountsReceivableNet

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:BuildingsAndImprovementsGross

us-gaap:CapitalizedComputerSoftwareNet
tdc:CapitalizedComputerSoftwareNetByType

us-gaap:CapitalizedContractCostNet

us-gaap:CapitalizedContractCostNetNoncurrent

us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:ContractWithCustomerAssetNet

us-gaap:ContractWithCustomerLiability

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

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards
us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward
us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanBenefitObligation
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear
us-gaap:DefinedBenefitPlanByPlanAssetCategories
us-gaap:DefinedBenefitPlanFairValueOfPlanAssets
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency
us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanFundedStatusOfPlan
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation
us-gaap:DefinedBenefitPlanByPlanAssetCategories
us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage
us-gaap:DefinedBenefitPlanByPlanAssetCategories
us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeAssets
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DerivativeFixedInterestRate
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeLiabilities
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeNotionalAmount

us-gaap:EmployeeRelatedLiabilitiesCurrent
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:GuaranteeObligationsMaximumExposure

us-gaap:IncomeTaxReceivable

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryPartsAndComponentsNetOfReserves

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LessorOperatingLeasePaymentsToBeReceived

us-gaap:LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThreeYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedTwoYears

us-gaap:LoansPayable

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:MoneyMarketFundsAtCarryingValue
us-gaap:FairValueByMeasurementFrequency

us-gaap:NontradeReceivablesCurrent

us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesCurrentAndNoncurrent

us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent
us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities
us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent
us-gaap:RetirementPlanType
us-gaap:PostemploymentBenefitsLiabilityCurrent
us-gaap:RetirementPlanType
us-gaap:PostemploymentBenefitsLiabilityCurrentAndNoncurrent
us-gaap:RetirementPlanType
us-gaap:PostemploymentBenefitsLiabilityNoncurrent

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization
us-gaap:StatementGeographical

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization

us-gaap:RestrictedCash

us-gaap:RestrictedCashAndCashEquivalents
us-gaap:RestructuringPlan
us-gaap:RestructuringAndRelatedCostCostIncurredToDate1
us-gaap:Range, us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan
us-gaap:RestructuringAndRelatedCostExpectedCost1
us-gaap:Range, us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan, us-gaap:SubsequentEventType
us-gaap:Range, us-gaap:RestructuringPlan
us-gaap:Range, us-gaap:RestructuringPlan, us-gaap:SubsequentEventType
us-gaap:RestructuringPlan
us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan
us-gaap:RestructuringReserve
us-gaap:RestructuringPlan

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:SalesAndExciseTaxPayableCurrent

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
us-gaap:ShareRepurchaseProgram
us-gaap:StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased

us-gaap:TaxCreditCarryforwardValuationAllowance

us-gaap:TaxesPayableCurrentAndNoncurrent
us-gaap:LongtermDebtType
us-gaap:UnamortizedDebtIssuanceExpense

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance

Plots across concepts


IncomeStatement
Net Income Loss
Expenses
Other Nonoperating Income Expense
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Inventory Net
Current Assets
Inventory Net
NonCurrent Assets
Operating Lease Right Of Use Asset
Liabilities
Operating Lease Liability
Current Liabilities
Operating Lease Liability Current
Noncurrent Liabilities
Deferred Income Tax Liabilities Net
Stockholders Equity
Retained Earnings Accumulated Deficit
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Increase Decrease In Inventories
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Common Stock Shares Outstanding
OperatingLeaseLiability
Operating Lease Liability Current
NonoperatingIncomeExpense
Nonoperating Income Expense
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four
InventoryNet
Inventory Finished Goods Net Of Reserves
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:CommonStockValue ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁████████████████1.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.02.02.02.02.02.02.02.02.02.02.02.02.02.02.02.02.0NANANA2.0NANANA
 us-gaap:SharesIssued us-gaap:StatementEquityComponents us-gaap:CommonStock▂▂▁▂▂▁▂▃▄▆▆▆▆██109.0109.0108.0109.0109.0108.0111.0112.0114.0117.0117.0118.0119.0121.0122.0NANANA131.0NANANA131.0NANANA148.0NANANA191.0NANANA190.0NANANA187.0NANANA185.0NANANA183.0NANANA
us-gaap:CommonStockSharesIssued ▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▃▃▃▃▃▃▃▃▄▄▄██████████████▇▇108.9109.4108.8109.2108.9108.3110.9112.4114.1117.1116.8118.1119.0120.6121.9120.6126.3129.6130.6129.8130.1129.4130.7133.9141.6141.9147.9191.8191.5191.3190.9190.5190.2189.9189.5189.0188.4188.0186.6186.1185.9185.5184.9NANANA182.6NANANA
us-gaap:CommonStockSharesOutstanding NANA108.8NANANA110.9NANANA116.8NANANA121.9NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁█112.7112.8NA109.1108.5111.3NA114.2115.5117.1NA120.7121.5121.4NA125.8127.9130.4NA131.6131.5129.4NA141.4141.9147.7NA157.1159.4160.9NA166.4166.3168.5NA172.4172.3171.6NA171.7172.4171.8NA170.1169.8170.5NANANANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁109.0108.7NA109.1108.5110.3NA113.2115.5117.1NA118.7119.5121.4NA123.7127.9130.4NA129.7129.8129.4NA139.2141.9145.2NA154.5156.9158.4NA163.2163.4165.4NA168.8168.7167.9NA167.9168.7168.4NA167.2167.0167.8NANANANA
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount ▁█0.21.2NA2.12.12.2NA1.61.62.1NA2.52.52.7NA2.74.54.5NA4.75.15.7NA3.62.93.1NA2.22.22.2NA0.70.70.0NA0.00.00.0NA0.00.00.0NA0.00.01.2NANANANA
us-gaap:EarningsPerShareBasic ▆▆▅▅▄█▅▅▅▅▅▅▅▅▄▅▅▅▆▆▆▄▄▆▁▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▅0.40.490.050000000000000044-0.01-0.41.52-0.170.09-0.01-0.090.130.150.03-0.06-0.610.11-0.03-0.020.450.380.49-0.36-0.370.56-1.870.150.780.610.610.370.690.60.660.360.670.620.660.540.590.520.610.390.510.450.440.40.490.370.360.26
us-gaap:EarningsPerShareDiluted ▆▆▅▅▄█▅▅▅▅▅▅▅▅▄▅▅▅▆▆▆▄▄▆▁▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▅0.390.470.039999999999999813-0.01-0.41.51-0.170.09-0.01-0.090.130.150.03-0.06-0.610.1-0.03-0.020.440.370.49-0.36-0.370.55-1.870.150.770.60.60.370.680.590.650.350.660.60.650.530.570.510.60.380.50.440.440.390.480.360.360.26
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
 COGS Ratio us-gaap:ProductOrService tdc:ConsultingServices▃▃▂▁▂▁▄▃▄▄█▆▆▆98.096.083.072.082.075.0114.0100.0111.0106.0163.0137.0135.0135.0NA144.0141.0128.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService tdc:ProductAndServiceRecurring█▁376.0372.0NANA323.0311.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService tdc:ServicesAndOtherRecurring█▁295.0279.0NANA268.0263.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService tdc:SoftwareAndHardwarePerpetual▁█17.023.0NANA25.023.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService tdc:SoftwareandHardwarePerpetualRevenueNANANA17.017.014.0NA16.029.031.0NA77.097.069.0NA90.091.090.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService tdc:SubscriptionSoftwareLicenseRecurring▁█81.093.0NANA55.048.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService tdc:SubscriptionsRevenueNANANA365.0358.0345.0NA343.0338.0331.0NA312.0312.0302.0NA292.0281.0273.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:Restatement,us-gaap:ReclassificationType srt:RevisionOfPriorPeriodReclassificationAdjustment,tdc:ReclassificationFromRecurringServicesToConsultingServicesNA25.0NANA27.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:Restatement,us-gaap:ReclassificationType srt:RevisionOfPriorPeriodReclassificationAdjustment,tdc:ReclassificationFromRecurringServicesToPerpetualSoftwareHardwareAndOtherNA9.0NANA8.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
 us-gaap:AllocatedShareBasedCompensationExpense us-gaap:ConsolidationItems us-gaap:MaterialReconcilingItems█▁5.03.0NA5.04.04.0NA5.04.03.0NA3.04.04.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▆▆▆▆▅█▅▅▅▅▆▆▅▅▄▆▆▆▆▆▇▅▄▆▁▅▇▇▇▇█▇▇▆██▇▇▇▇▇▇▇▇▇▇55.050.017.09.0-39.0140.0-33.0-1.0-8.0-18.07.016.0-17.0-3.0-79.021.02.04.035.052.063.0-38.0-61.041.0-253.0-13.0110.064.098.058.0124.0107.0103.047.0119.0115.0102.096.0104.079.0105.069.079.078.074.068.0NANANANA
us-gaap:CostOfGoodsAndServicesSold ▁▁▂▂▂▂▄▃▄▄▇▅▇▆█▆▆▅181.0184.0207.0200.0201.0209.0246.0212.0242.0244.0299.0262.0294.0283.0319.0276.0271.0266.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CostsAndExpenses ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▅▄▄▄▄▄▄▅▇▄█▄▅▄▄▄▅▄▄▄▅▄▄▄▄▄▄▃▃▃▂▂240.0226.0271.0253.0248.0231.0253.0237.0226.0229.0266.0250.0240.0227.0567.0519.0514.0492.0528.0463.0512.0587.0759.0529.0885.0552.0603.0544.0543.0539.0592.0534.0523.0511.0590.0504.0505.0486.0540.0480.0471.0415.0431.0383.0364.0343.0NANANANA
us-gaap:GrossProfit ▄▄▄▃▃▂▂▂▂▂▄▃▃▂▄▃▃▃▄▄▄▃▆▄▅▃█▆▆▅█▆▆▄▇▆▇▅▆▅▅▃▄▃▃▂▃▂▂▁310.0307.0284.0254.0256.0225.0248.0247.0236.0224.0289.0264.0250.0223.0306.0270.0265.0251.0315.0298.0310.0269.0365.0307.0327.0277.0425.0350.0371.0333.0431.0358.0379.0305.0410.0361.0382.0338.0374.0328.0316.0275.0305.0279.0268.0236.0278.0227.0233.0200.0
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▆▆▅▅▅▅▅▅▅▅▆▅▅▅▆▅▅▅▇▇▇▄▅▇▁▆█▇█▇███▇███▇█▇█▇▇▇▇59.072.03.0-10.0-3.0-14.0-12.04.05.0-10.019.010.06.0-8.057.06.0-3.0-2.091.090.085.0-45.0-35.0110.0-249.030.0157.0123.0132.082.0154.0132.0147.075.0149.0143.0160.0126.0133.0121.0137.090.0116.0106.0106.0NANANANANA
us-gaap:IncomeTaxExpenseBenefit ▅▅▅▅▆▁▅▅▅▅▅▅▅▅█▅▅▅▆▆▆▅▅▆▅▅▆▆▆▆▆▆▆▅▆▆▆▆▆▆▆▆▆▆▆▅15.019.0-2.0-9.040.0-182.07.0-6.06.00.04.0-8.02.0-1.0131.0-7.01.00.033.041.021.01.014.032.016.08.039.029.036.023.042.034.039.016.037.039.048.035.035.034.034.025.031.031.032.019.0NANANANA
us-gaap:InterestExpense ▆▆▅▆▆▆▆▇▇█▅▅▄▄▄▄▄▃▃▃▄▃▃▃▂▁7.07.06.07.07.07.07.08.08.09.06.06.05.05.04.04.04.03.03.03.04.03.03.03.02.01.0NANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▆▆▅▅▅█▅▅▅▅▆▆▅▅▄▅▅▅▆▆▆▅▄▇▁▆▇▇▇▆▇▇▇▆▇▇▇▇▇▇▇▆▇▆▆▆▇▆▆▆44.053.05.0-1.0-43.0168.0-19.010.0-1.0-10.015.018.04.0-7.0-74.013.0-4.0-2.058.049.064.0-46.0-49.078.0-265.022.0118.094.096.059.0112.098.0108.059.0112.0104.0112.091.098.087.0103.065.085.075.074.067.084.063.062.045.0
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic NA53.0NA-1.0-43.0168.0NA10.0-1.0-10.0NA18.04.0-7.0NA13.0-4.0-2.0NA49.064.0-46.0NA78.0-265.022.0NA94.096.0NANANANANANANANANANANANANANANANANANANANANA
us-gaap:NonoperatingIncomeExpense ▁█-11.0-9.0NA-11.0-11.0-8.0NA-6.0-5.0-5.0NA-4.0-4.0-4.0-2.0-1.0-2.0-1.0-7.01.0-2.0-3.05.033.013.00.0-1.00.0-1.0-7.0-23.00.00.0-1.0-1.00.00.0-1.00.0-1.027.0-1.0-1.00.00.00.0NANANANA
us-gaap:OperatingIncomeLoss ▆▆▅▅▅▅▅▅▅▅▆▅▅▅▆▅▅▅▇▇▇▅▅▆▁▆█▇▇▇█▇█▆█▇█▇▇▇▇▇▇▇▇▇▇▇▇▆70.081.013.01.08.0-6.0-5.010.010.0-5.023.014.010.0-4.059.07.0-1.0-1.098.089.087.0-42.0-40.077.0-262.030.0158.0123.0133.089.0177.0132.0147.076.0150.0143.0160.0127.0133.0122.0110.091.0117.0106.0106.086.0106.088.084.060.0
us-gaap:OtherNonoperatingIncomeExpense ▅▆▁▅▅▆▃▆▆▆▄▆▆▆█▆▆▆▆▆▆-6.0-3.0-27.0-5.0-5.0-3.0-16.0-2.0-3.0-2.0-9.0-2.0-3.0-2.010.00.0-1.0-1.00.02.00.0NA11.035.014.0NANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ResearchAndDevelopmentExpense ▇▆██▇▆▇█▇▇▇▇▆▆▆▇▇▆▄▃▃▄▄▃▄▅▄▃▃▄▂▂▃▃▃▂▂▃▄▂▂▁▂▂▁▁79.077.088.090.083.073.082.086.081.078.081.084.077.075.076.082.078.070.058.046.051.057.055.051.059.063.054.046.050.056.044.043.047.050.050.044.043.046.056.043.041.034.039.040.036.032.0NANANANA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▃▃▃▃▃▂▃▃▃▃▅▄▄▃▆▄▄▃▆▄▅▄▇▅▅▅█▆▆▆█▆▆▅▇▆▆▅▆▅▅▃▄▃▃▂▃▂▂▁491.0491.0491.0454.0457.0434.0494.0459.0478.0468.0588.0526.0544.0506.0626.0526.0513.0491.0626.0552.0599.0545.0719.0606.0623.0582.0761.0667.0676.0628.0769.0666.0670.0587.0740.0647.0665.0613.0673.0602.0581.0506.0548.0489.0470.0429.0496.0425.0421.0367.0
us-gaap:Revenues ▅▅▅▅▅▅▅▅▅▅▆▁▆▆▇▆▆▅▇▆▆▆█▆▇▆█▇▇▇█▇▇▆█▇▇▇▇▆▆▆▆▅▅▅▅▅▅▄491.0491.0491.0454.0457.0434.0494.0459.0478.0468.0588.011.0544.0506.0626.0526.0513.0491.0626.0552.0599.0545.0719.0606.0623.0582.0761.0667.0676.0628.0769.0666.0670.0587.0740.0647.0665.0613.0673.0602.0581.0506.0548.0489.0470.0429.0496.0425.0421.0367.0
us-gaap:SellingGeneralAndAdministrativeExpense ▄▃▆▄▄▄▅▃▃▃▆▅▄▄▅▄▄▄▄▄▅▅█▅▆▆█▆▆▆█▆▆▅█▅▅▄▆▄▄▃▃▂▂▁161.0149.0183.0163.0165.0158.0171.0151.0145.0151.0185.0166.0163.0152.0171.0161.0165.0155.0159.0159.0172.0174.0212.0179.0190.0184.0213.0181.0188.0188.0210.0183.0185.0179.0210.0174.0179.0165.0185.0163.0165.0150.0149.0133.0126.0118.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:Assets ▃▃▃▂▂▂▂▂▂▃▄▂▃▄▅▃▃▄▄▃▄▄▄▅▆██▇████▇▇▇▇▇▆▅▄▄▄▁2245.02203.02193.02117.02102.02151.02057.01979.02123.02286.02360.02136.02203.02355.02556.02307.02338.02483.02413.02314.02382.02464.02530.02609.02735.03103.03132.03018.03136.03178.03096.03118.03042.03017.03066.03051.02915.02812.02616.02486.02461.02359.01883.0NANANA1569.0NANANA
us-gaap:Liabilities ▇▇▇▇▇▇▇▇▇██▆▆▇█▆▆▆▅▅▆▇▇▆▆▇▅▄▄▅▄▄▄▄▄▄▄▄▄▃▃▃▁1774.01786.01793.01733.01756.01802.01795.01651.01756.01819.01865.01576.01631.01711.01888.01588.01466.01529.01442.01382.01518.01670.01681.01613.01549.01659.01425.01176.01274.01329.01239.01200.01252.01264.01287.01173.01180.01172.01122.01085.01096.01085.0694.0NANANA659.0NANANA
us-gaap:LiabilitiesAndStockholdersEquity ▃▃▃▂▂▂▂▂▂▃▄▂▃▄▅▃▃▄▄▃▄▄▄▅▆██▇████▇▇▇▇▇▆▅▄▄▄▁2245.02203.02193.02117.02102.02151.02057.01979.02123.02286.02360.02136.02203.02355.02556.02307.02338.02483.02413.02314.02382.02464.02530.02609.02735.03103.03132.03018.03136.03178.03096.03118.03042.03017.03066.03051.02915.02812.02616.02486.02461.02359.01883.0NANANA1569.0NANANA
us-gaap:StockholdersEquity ▂▂▂▂▁▁▁▁▁▂▂▂▂▃▃▃▄▄▄▄▄▃▃▄▅▆▇█████▇▇▇█▇▇▆▆▆▅▅471.0417.0400.0384.0346.0349.0262.0328.0367.0467.0495.0560.0572.0644.0668.0719.0872.0954.0971.0932.0864.0794.0849.0996.01186.01444.01707.01842.01862.01849.01857.01918.01790.01753.01779.01878.01735.01640.01494.01401.01365.01274.01189.0NANANA910.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:AssetsCurrent ▃▂▂▁▁▁▂▁▃▄▅▄▅▆█▆▆█▇▆▇▇█▆▆▇▆▆▇▇▆▆▆▆▆▆▅▇▅▄▃▅▅1146.01075.01044.0965.0948.0974.01014.0978.01129.01302.01428.01284.01383.01530.01750.01508.01548.01704.01621.01517.01595.01677.01734.01514.01577.01591.01572.01506.01637.01659.01563.01560.01493.01509.01534.01553.01440.01614.01412.01261.01222.01367.01406.0NANANA1152.0NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▄▂▂▂▂▁▂▂▃▄▄▄▅▆▇▇▇█▆▆▆▆▅▅▆▅▅▅▆▆▄▅▅▅▄▆▅▆▄▄▄▄▅▄▄▄▃684.0538.0529.0533.0494.0394.0494.0528.0635.0723.0715.0768.0882.0939.01089.01025.01085.01164.0974.0988.0909.0917.0839.0874.0921.0881.0834.0848.0934.0922.0695.0862.0826.0853.0729.0909.0821.0978.0772.0691.0682.0778.0883.0741.0724.0712.0661.0NANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▄▂▂▂▂▁▂▂▃▄▄▄▅▆▇▇▇█▆687.0542.0533.0534.0495.0396.0496.0529.0637.0724.0716.0768.0883.0940.01089.01025.01085.01164.0974.0NANANA839.0NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccountsReceivableNetCurrent ▁▂▂▁▂▃▃▁▂▃▆▂▂▄▅▂▂▃▅▃▄▅▆▄▅▆▆▅▅▆█▅▅▅▇▅▄▄▄▃▃▄▃299.0367.0331.0321.0339.0448.0398.0328.0377.0445.0588.0372.0369.0451.0554.0366.0356.0442.0548.0426.0465.0519.0580.0486.0511.0583.0619.0522.0550.0607.0717.0546.0514.0510.0668.0524.0505.0499.0494.0441.0416.0467.0402.0NANANA387.0NANANA
us-gaap:InventoryNet ▂▁▃▁▂▃▃▄▄▆▃▅▃▅▃▅▄▄▄▅▄▆▅▆▅▄▄▅▆▄▆██▇▅▄▄▆▇▇▇█▇20.016.029.014.026.028.031.036.035.052.028.045.028.043.030.045.042.040.034.044.037.054.049.052.046.042.038.044.050.042.056.067.070.065.047.041.035.054.061.064.059.066.065.0NANANA47.0NANANA
us-gaap:OtherAssetsCurrent ▇██▄▄▅▄▃▃▃▄▄▅▄▃▃▂▂▂▂▁▁▁▅▄▃▃▄▅▄▄▃▃▃▄▃▃▃▃▂▂▂▂143.0154.0155.097.089.0104.091.086.082.082.097.099.0104.097.077.072.065.058.065.059.054.048.052.0102.099.085.081.092.0103.088.095.085.083.081.090.079.079.083.085.065.065.056.056.0NANANA57.0NANANA
us-gaap:MachineryAndEquipmentGross NANA516.0NANANA515.0NANANA495.0NANANA404.0NANANA354.0NANANA336.0NANANA341.0NANANA309.0NANANA280.0NANANA230.0NANANA213.0NANANA192.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:Goodwill ▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▅▅████████████▆▆▆▆▄▁399.0399.0401.0397.0395.0394.0396.0394.0396.0396.0395.0396.0397.0401.0399.0398.0401.0392.0390.0396.0384.0384.0380.0587.0590.0924.0948.0958.0950.0946.0946.0945.0934.0921.0932.0933.0925.0743.0742.0736.0714.0516.0136.0NANANA109.0NANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▅▅▅▅▅▅▅▁▁▁▁▁▁▂▂▂▂▁▁▁▁▁▂▆▆▇▇▇▇▇█97.099.098.089.088.087.091.011.012.014.016.017.019.021.023.023.021.010.011.013.015.017.022.0114.0113.0122.0136.0130.0126.0138.0149.0NANANANANANANANANANANANANANANANANANANA
us-gaap:DeferredTaxAssetsLiabilitiesNet NANA215.0NANANA81.0NANANA64.0NANANA53.0NANANA16.0NANANA13.0NANANA-38.0NANANA-31.0NANANA-21.0NANANA39.0NANANA89.0NANANA114.0NANANA
us-gaap:OperatingLeaseRightOfUseAsset ▄▅▅▆▆▇▇▇██▁27.034.038.042.046.049.051.053.058.060.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ▄▄▄▃▂▃▃█▇▇▇▆▅▅▄▃▂▂▂▂▂▂▂▂▇▇█▄▄▄▅▇▇▅▅▃▃▁▁▁▁▄▅43.043.051.031.027.030.032.0101.092.085.087.075.068.066.044.030.024.018.017.018.019.017.020.021.082.088.098.046.047.053.058.083.085.062.062.033.031.016.011.011.010.047.061.0NANANA27.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:AccountsPayableCurrent ▄▁▁▂▂▄▂▅▅▄█▄▃▅▃▅▄▄▅▄▅▃▄▅▅█▆▆▅▄▆▄▅▅█▅▅▄▄▄▄▄▅91.055.050.059.062.096.066.0103.0102.099.0141.095.083.0110.074.0106.097.089.0103.093.0104.083.096.0111.0103.0148.0126.0118.0112.097.0114.098.0105.0111.0141.0107.0100.097.097.096.087.098.0102.0NANANA102.0NANANA
us-gaap:ContractWithCustomerLiabilityCurrent ▇█▅▅▆▇▄▂▅█▅▁▄544.0557.0499.0482.0518.0555.0472.0408.0498.0569.0490.0384.0461.0NA414.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent ▇▆▆▆▆▆▅▄▅▆▇▃▄▆█▆▄▅▃▃▅▇▆▅▄▅▇▄▅▅▄▃▄▄▄▃▃▃▃▂▃▂▁998.0955.0952.0895.0893.0906.0886.0772.0865.0914.01009.0725.0774.0913.01063.0936.0792.0835.0729.0688.0819.0968.0953.0838.0757.0850.0995.0771.0846.0882.0776.0722.0774.0783.0806.0694.0719.0745.0695.0671.0679.0660.0569.0NANANA543.0NANANA
us-gaap:LongTermDebtCurrent ▇▆▅▅▄▃▃▃▃▃▂▂▁█▇▆▅▅▄▄▄▄▄▃▂▁▆▅62.050.044.038.031.025.025.025.025.025.019.013.06.068.060.053.045.038.030.030.030.030.030.023.015.07.053.045.0NANA26.0NANANA15.0NANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseLiabilityCurrent ▆▆▆▇▇▇███▇▁13.014.015.017.018.017.020.019.020.017.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesCurrent ▂▂▄▃▂▁▃▁▂▂▆▃▃▃▄▃▃▃▃▂▃▃▄▃▂▃▄▄█▇▆▅▆▄▆▄▃▃▃▂▂▁▂82.081.099.093.076.067.091.060.074.080.0135.086.088.093.0102.094.090.085.088.079.087.096.0102.083.078.084.0101.0101.0167.0153.0136.0126.0131.0100.0132.099.088.083.090.082.072.063.070.0NANANA76.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType tdc:SeniorUnsecuredtermloanIssuedJune2018,tdc:TermLoanNANA456.0NANANA482.0NANANA500.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LongTermDebtNoncurrent ▅▆▆▆▆▆▆▆▇▇▇▇▇▆▇▇▇▇▇▇██████▃▃▄▄▄▄▄▄▄▄▄▄▄▄▄▅▁374.0399.0411.0423.0436.0448.0454.0460.0466.0472.0478.0484.0491.0456.0478.0493.0508.0523.0538.0545.0552.0560.0570.0577.0585.0593.0195.0210.0225.0240.0248.0255.0263.0271.0274.0278.0282.0286.0290.0293.0295.0300.00.0NANANANANANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet ▆█▆▆▆▆▆▁6.07.06.06.06.06.06.04.0NANA3.0NANANANANA14.0NA33.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType us-gaap:PensionPlansDefinedBenefitNANA98.0NANANA85.0NANANA68.0NANANA69.0NANANA60.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ▆▇▇▇▇█▇▇▇▇██▇██▁▂▂▂▁▁▁▁▁▁▂▂▂▂▁▁▁▁▁▁▅▅▃▃▂▂▂▂119.0129.0136.0135.0137.0153.0138.0139.0139.0139.0157.0152.0140.0150.0149.023.035.031.032.027.026.026.026.028.028.031.032.032.032.030.027.029.028.022.021.091.0103.064.060.038.037.042.040.0NANANA33.0NANANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▄▅▅▅▆▆▇▇▇█▁20.026.028.030.033.037.038.041.044.048.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA14.0NANANA16.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA9.0NANANA12.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA5.0NANANA7.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA3.0NANANA4.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA1.0NANANA2.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:StockholdersEquity ▂▂▂▂▁▁▁▁▁▂▂▂▂▃▃▃▄▄▄▄▄▃▃▄▅▆▇█████▇▇▇█▇▇▆▆▆▅▅471.0417.0400.0384.0346.0349.0262.0328.0367.0467.0495.0560.0572.0644.0668.0719.0872.0954.0971.0932.0864.0794.0849.0996.01186.01444.01707.01842.01862.01849.01857.01918.01790.01753.01779.01878.01735.01640.01494.01401.01365.01274.01189.0NANANA910.0NANANA
us-gaap:CommonStockValue ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁████████████████1.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.02.02.02.02.02.02.02.02.02.02.02.02.02.02.02.02.0NANANA2.0NANANA
us-gaap:AdditionalPaidInCapitalCommonStock ██▇▇▇▇▇▆▆▆▆▆▆▅▅▅▅▅▅▄▄▄▄▄▄▄▃▃▃▃▃▃▃▃▂▂▂▂▁▁▁▁▁1743.01708.01656.01632.01603.01567.01545.01517.01491.01466.01418.01397.01376.01350.01320.01292.01266.01243.01220.01203.01178.01158.01128.01116.01098.01077.01054.01031.01012.0993.0973.0963.0941.0920.0898.0875.0844.0815.0765.0744.0730.0706.0690.0NANANA622.0NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▃▃▃▃▃▃▃▃▄▄▅███▇▇▇▇▇▆▆▆▆▆▅▅▅-1138.0-1146.0-1114.0-1094.0-1093.0-1050.0-1143.0-1063.0-1009.0-891.0-823.0-745.0-714.0-637.0-579.0-505.0-318.0-207.0-161.0-206.0-246.0-297.0-204.0-57.0114.0405.0656.02282.02188.02092.02033.01921.01823.01715.01656.01544.01440.01328.01237.01139.01052.0949.0884.0NANANA583.0NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▂▂▂▁▁▁▂▂▃▃▃▄▄▄▄▄▄▄▄▅▄▄▄▅▆▅▇▇████▇▇██▇█▇▇▇▇▇-135.0-146.0-143.0-155.0-165.0-169.0-141.0-127.0-116.0-109.0-101.0-93.0-91.0-70.0-74.0-69.0-77.0-83.0-89.0-66.0-69.0-68.0-76.0-64.0-27.0-39.0-4.04.034.032.033.021.012.017.029.022.011.021.016.010.018.016.012.0NANANA14.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▇▅▃▄▅▂▃▂▃▃▄▁▄▆▂▂▃█▃▃▄█▃▃▄▇225.0110.056.071.0130.010.054.0-10.055.049.0107.0-33.0106.0184.023.0-8.061.0248.051.045.099.0251.031.068.080.0222.0NANANA343.063.064.0140.0243.0124.0107.0152.0192.0126.0102.0179.0106.0148.065.062.0138.0NANANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▅▄▄▄▄▄▄▄▄▁▃▃▃▄▃▃▄▃█▄▃▄▆▄▃-6.0-5.0-11.0-13.0-15.0-12.0-13.0-17.0-13.0-16.0-66.0-35.0-34.0-28.0-24.0-32.0-34.0-18.0-30.047.0-23.0-29.0-18.011.0-13.0-32.0NANANA-37.0-35.0-35.0-77.0-27.0-74.0-41.0-277.0-30.0-23.0-30.0-253.0-526.0-22.0-47.0-55.0-21.0NANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▅▅▆▆▆▅▅▅▄▆▅▆▅▁█▆▅▆▆▆▅▄▆▅▆▄-75.0-91.0-56.0-23.0-19.0-88.0-79.0-75.0-128.0-26.0-90.0-45.0-114.0-305.065.0-20.0-110.0-44.0-18.0-16.0-82.0-146.0-44.0-119.0-31.0-130.0NANANA-82.0-194.05.0-86.0-87.0-230.015.0-22.041.0-22.0-53.0-24.0311.017.0-7.08.0-65.0NANANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▇▄▄▅▆▂▃▂▂▄▃▂▃▁▅▃▂█145.09.0-1.039.099.0-100.0-33.0-108.0-87.08.0-52.0-115.0-57.0-149.064.0-60.0-79.0190.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:DeferredIncomeTaxExpenseBenefit ▆▇▇▆▆▁▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▅▇▆▆▇▆▆▆▇▆▆▆█▆▇▇█▇▆▆▇▆▆▇-1.010.034.0-3.00.0-149.0-4.01.0-2.02.0-7.0-5.0-1.0-5.0-12.0-2.0-12.0-8.06.06.0-5.0-10.0-29.08.0-12.0-6.015.0-5.0-7.0-5.011.01.00.06.049.06.09.013.040.020.05.06.025.05.02.09.0NANANANA
us-gaap:IncreaseDecreaseInInventories ▅▂▇▂▄▄▃▄▁█▁▇▂▆▂▅▄▅▂▅▁▅▄▅▅▅▃▃▅▂▂▃▅▇▅▅▁▃▄▅▃▄▄▇▃▆4.0-13.015.0-12.0-2.0-3.0-5.01.0-17.024.0-17.017.0-15.013.0-14.03.02.06.0-10.07.0-16.05.0-3.06.04.04.0-6.0-6.08.0-14.0-10.0-4.05.018.07.05.0-19.0-7.0-3.05.0-6.01.00.017.0-9.010.0NANANANA
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet ▅▆█▅▅▇▄▆▆▆▄▆▆▆▁▆▅▅▄▆▅▆▄▅▅▆▄▅▅▆▆▅▅▅▇▅▅▆▆▆▅▆▅▅▅▅-6.09.067.0-8.0-17.048.0-21.022.016.017.0-24.012.022.024.0-102.08.04.0-5.0-21.015.04.012.0-28.02.04.019.0-29.00.00.08.08.0-9.0-12.03.031.04.03.011.012.011.0-15.09.04.0-15.0-1.03.0NANANANA
us-gaap:NetCashProvidedByUsedInOperatingActivities ▇▅▃▄▅▂▃▂▃▃▄▁▄▆▂▂▃█▃▃▄█▃▃▄▇225.0110.056.071.0130.010.054.0-10.055.049.0107.0-33.0106.0184.023.0-8.061.0248.051.045.099.0251.031.068.080.0222.0NANANA343.063.064.0140.0243.0124.0107.0152.0192.0126.0102.0179.0106.0148.065.062.0138.0NANANANA
us-gaap:NetIncomeLoss ▆▆▅▅▅█▅▅▅▅▆▆▅▅▄▅▅▅▆▆▆▅▄▇▁▆▇▇▇▆▇▇▇▆▇▇▇▇▇▇▇▆▇▆▆▆▇▆▆▆44.053.05.0-1.0-43.0168.0-19.010.0-1.0-10.015.018.04.0-7.0-74.013.0-4.0-2.058.049.064.0-46.0-49.078.0-265.022.0118.094.096.059.0112.098.0108.059.0112.0104.0112.091.098.087.0103.065.085.075.074.067.084.063.062.045.0
us-gaap:ShareBasedCompensation █▅▆▇█▅▆▆▆▄▄▄▄▅▄▄▅▄▃▄▃▅▃▃▃▄▃▃▃▃▂▃▃▃▃▂▂▃▂▂▂▂▂▂▁▁31.021.022.027.031.021.024.022.022.015.015.015.016.019.017.016.019.016.013.016.012.021.013.013.013.017.014.011.013.012.010.012.014.013.012.010.010.011.010.08.08.09.08.07.06.05.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▅▄▄▄▄▄▄▄▄▁▃▃▃▄▃▃▄▃█▄▃▄▆▄▃-6.0-5.0-11.0-13.0-15.0-12.0-13.0-17.0-13.0-16.0-66.0-35.0-34.0-28.0-24.0-32.0-34.0-18.0-30.047.0-23.0-29.0-18.011.0-13.0-32.0NANANA-37.0-35.0-35.0-77.0-27.0-74.0-41.0-277.0-30.0-23.0-30.0-253.0-526.0-22.0-47.0-55.0-21.0NANANANA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▁▁▂▂▂▂▂▂▂▂█▅▄▄▃▄▂▂▃▂▂▁▂▂▂▃▃▂▂▂▂▂▃▂▃▃▃▂▂▂▂▁▂▁▂▁5.04.010.011.013.010.011.016.012.015.061.034.032.026.019.029.014.016.021.015.09.08.09.014.012.017.017.016.09.012.016.013.021.010.018.018.019.012.011.09.014.08.09.08.011.06.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▅▅▆▆▆▅▅▅▄▆▅▆▅▁█▆▅▆▆▆▅▄▆▅▆▄-75.0-91.0-56.0-23.0-19.0-88.0-79.0-75.0-128.0-26.0-90.0-45.0-114.0-305.065.0-20.0-110.0-44.0-18.0-16.0-82.0-146.0-44.0-119.0-31.0-130.0NANANA-82.0-194.05.0-86.0-87.0-230.015.0-22.041.0-22.0-53.0-24.0311.017.0-7.08.0-65.0NANANANA
us-gaap:RepaymentsOfLongTermDebt ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▄▁▁▁▁▁▁▁▁▁▁▁▁▁█13.06.06.06.07.06.07.06.06.00.00.00.025.015.07.08.07.08.08.07.08.07.00.00.00.0247.07.08.07.04.04.03.04.04.03.04.04.00.00.0600.0NANA0.00.0NANANANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock ▂▃▂▁▁▃▃▃▄▂▃▂▄▃▁▆▄▂▁▁▁▂▄▇▂██▄▄▃▆▁▃▃▇▁▂▁▂▂▂▁▁▁▁▃38.083.025.00.02.073.061.064.0119.056.094.049.097.060.00.0200.0108.043.013.018.04.047.0116.0233.039.0269.0269.098.098.086.0195.03.091.093.0238.02.037.00.032.057.038.00.00.017.00.071.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1

Shares Issued

us-gaap:SharesIssued us-gaap:StatementEquityComponents

us-gaap:SharesIssued

us-gaap:CommonStock


Shares
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value109109108109109108111112114117117118119121122131131148191190187185183
Percentage of SharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value108109108109108108110112114117116118119120121120126129130129130129130133141141147191191191190190190189189189188188186186185185184182
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


Common
Period End2020-12-312019-12-312018-12-312017-12-31
Value108110116121
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value112112109108111114115117120121121125127130131131129141141147157159160166166168172172171171172171170169170
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value109108109108110113115117118119121123127130129129129139141145154156158163163165168168167167168168167167167
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value0.21.22.12.12.21.61.62.12.52.52.72.74.54.54.75.15.73.62.93.12.22.22.20.70.70.00.00.00.00.00.00.00.00.01.2
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value0.40.490.05-0.01-0.41.52-0.170.09-0.01-0.090.130.150.03-0.06-0.610.11-0.03-0.020.450.380.49-0.36-0.370.56-1.870.150.780.610.610.370.690.60.660.360.670.620.660.540.590.520.610.390.510.450.440.40.490.370.360.26
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value0.390.470.04-0.01-0.41.51-0.170.09-0.01-0.090.130.150.03-0.06-0.610.1-0.03-0.020.440.370.49-0.36-0.370.55-1.870.150.770.60.60.370.680.590.650.350.660.60.650.530.570.510.60.380.50.440.440.390.480.360.360.26
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:ConsolidationItems

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:MaterialReconcilingItems


Allocated
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value5.03.05.04.04.05.04.03.03.04.04.0
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.00.61.10.90.91.10.80.60.60.70.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MaterialReconcilingItems0.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value5550179.0-39.0140-33.0-1.0-8.0-18.07.016-17.0-3.0-79.0212.04.0355263-38.0-61.041-253.0-13.01106498581241071034711911510296104791056979787468
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.210.20.02.0-8.532.3-6.7-0.2-1.7-3.81.23.0-3.1-0.6-12.64.00.40.85.69.410.5-7.0-8.56.8-40.6-2.214.59.614.59.216.116.115.48.016.117.815.315.715.513.118.113.614.416.015.715.9

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value181184207200201209246212242244299262294283319276271266
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax36.937.50.044.144.048.249.846.250.652.150.949.854.055.951.052.552.854.2

us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService

tdc:ConsultingServices


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value83837770748010393109113138126133145141142138
Percentage of CostOfGoodsAndServicesSold45.945.137.235.036.838.341.943.945.046.346.248.145.251.251.152.451.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.916.90.015.416.218.420.920.322.824.123.524.024.428.726.827.728.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:ConsultingServices84.786.50.097.290.2106.70.093.098.2106.60.092.098.5107.497.9100.7107.8

tdc:ProductAndServiceRecurring


Cost
Period End2021-06-302021-03-312020-06-302020-03-31
Value87908993
Percentage of CostOfGoodsAndServicesSold48.148.944.344.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.718.319.521.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:ProductAndServiceRecurring23.124.227.629.9

tdc:ServicesAndOtherRecurring


Cost
Period End2021-06-302021-03-312020-06-302020-03-31
Value83868285
Percentage of CostOfGoodsAndServicesSold45.946.740.840.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.917.517.919.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:ServicesAndOtherRecurring28.130.830.632.3

tdc:SoftwareAndHardwarePerpetual


Cost
Period End2021-06-302021-03-312020-06-302020-03-31
Value11111815
Percentage of CostOfGoodsAndServicesSold6.16.09.07.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.22.23.93.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SoftwareAndHardwarePerpetual64.747.872.065.2

tdc:SoftwareandHardwarePerpetualRevenue


Cost
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value7.0119.09.02625437348515761
Percentage of CostOfGoodsAndServicesSold3.55.54.34.210.710.216.424.817.018.521.022.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.52.42.12.05.45.38.213.49.59.711.112.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SoftwareandHardwarePerpetualRevenue41.264.764.356.289.780.655.875.369.656.762.667.8

tdc:SubscriptionSoftwareLicenseRecurring


Cost
Period End2021-06-302021-03-312020-06-302020-03-31
Value4.04.07.08.0
Percentage of CostOfGoodsAndServicesSold2.22.23.53.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.80.81.51.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SubscriptionSoftwareLicenseRecurring4.94.312.716.7

tdc:SubscriptionsRevenue


Cost
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value123116120110107106938890847267
Percentage of CostOfGoodsAndServicesSold61.557.757.451.944.243.435.529.931.830.426.625.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.125.427.624.022.422.617.716.217.816.014.013.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SubscriptionsRevenue33.732.434.832.131.732.029.828.229.828.825.624.5

us-gaap:CostOfGoodsAndServicesSold us-gaap:Restatement, us-gaap:ReclassificationType

srt:RevisionOfPriorPeriodReclassificationAdjustment, tdc:ReclassificationFromRecurringServicesToConsultingServices


Cost
Period End2021-03-312020-06-30
Value2021
Percentage of CostOfGoodsAndServicesSold10.910.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.14.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:RevisionOfPriorPeriodReclassificationAdjustment tdc:ReclassificationFromRecurringServicesToConsultingServices80.077.8

srt:RevisionOfPriorPeriodReclassificationAdjustment, tdc:ReclassificationFromRecurringServicesToPerpetualSoftwareHardwareAndOther


Cost
Period End2021-03-312020-06-30
Value7.06.0
Percentage of CostOfGoodsAndServicesSold3.83.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.41.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:RevisionOfPriorPeriodReclassificationAdjustment tdc:ReclassificationFromRecurringServicesToPerpetualSoftwareHardwareAndOther77.875.0

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value240226271253248231253237226229266250240227567519514492528463512587759529885552603544543539592534523511590504505486540480471415431383364343
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax48.946.00.055.754.353.251.251.647.348.945.247.544.144.990.698.7100.2100.284.383.985.5107.7105.687.3142.194.879.281.680.385.877.080.278.187.179.777.975.979.380.279.781.182.078.678.377.480.0

Gross Profit

us-gaap:GrossProfit

us-gaap:GrossProfit


Gross
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value310307284254256225248247236224289264250223306270265251315298310269365307327277425350371333431358379305410361382338374328316275305279268236278227233200
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax63.162.50.055.956.051.850.253.849.447.949.150.246.044.148.951.351.751.150.354.051.849.450.850.752.547.655.852.554.953.056.053.856.652.055.455.857.455.155.654.554.454.355.757.157.055.056.053.455.354.5

us-gaap:GrossProfit us-gaap:ConsolidationItems

us-gaap:OperatingSegments


Gross
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value318315277269235257252241278266245270266251315278375316338287433359379345
Percentage of GrossProfit102.6102.6109.1105.1104.4104.0106.8107.6105.3106.4109.9100.0100.4100.0101.6103.3102.7102.9103.4103.6101.9102.6102.2103.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax64.864.261.058.954.156.052.751.552.948.948.451.351.951.152.651.052.252.154.349.356.953.856.154.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:GrossProfit us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, srt:Americas


Gross
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value165161144158158157158154147
Percentage of GrossProfit65.062.964.064.066.970.159.861.665.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax36.335.233.234.433.133.530.028.329.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments srt:Americas0.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, srt:AsiaPacific


Gross
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4341304037373453535835
Percentage of GrossProfit16.916.013.316.115.015.715.218.320.123.215.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.59.06.98.18.17.77.39.010.110.76.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments srt:AsiaPacific0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, tdc:APJSegment


Gross
Period End2021-06-302021-03-312020-06-302020-03-31
Value53454130
Percentage of GrossProfit17.114.716.013.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.89.29.06.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments tdc:APJSegment0.00.00.00.0

us-gaap:OperatingSegments, tdc:AmericasSegment


Gross
Period End2021-06-302021-03-312020-06-302020-03-31
Value185182161144
Percentage of GrossProfit59.759.362.964.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax37.737.135.233.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments tdc:AmericasSegment0.00.00.00.0

us-gaap:OperatingSegments, tdc:EMEASegment


Gross
Period End2021-06-302021-03-312020-06-302020-03-31
Value80886761
Percentage of GrossProfit25.828.726.227.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.317.914.714.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments tdc:EMEASegment0.00.00.00.0

us-gaap:OperatingSegments, us-gaap:EMEA


Gross
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value6967617062575091675463
Percentage of GrossProfit27.226.227.128.225.124.222.331.525.421.628.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.214.714.114.213.511.910.715.512.79.912.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments us-gaap:EMEA0.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value59723.0-10.0-3.0-14.0-12.04.05.0-10.01910.06.0-8.0576.0-3.0-2.0919085-45.0-35.0110-249.030157123132821541321477514914316012613312113790116106106
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.014.70.0-2.2-0.7-3.2-2.40.91.0-2.13.21.91.1-1.69.11.1-0.6-0.414.516.314.2-8.3-4.918.2-40.05.220.618.419.513.120.019.821.912.820.122.124.120.619.820.123.617.821.221.722.6

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1519-2.0-9.040-182.07.0-6.06.00.04.0-8.02.0-1.0131-7.01.00.03341211.01432168.03929362342343916373948353534342531313219
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.13.90.0-2.08.8-41.91.4-1.31.30.00.7-1.50.4-0.220.9-1.30.20.05.37.43.50.21.95.32.61.45.14.35.33.75.55.15.82.75.06.07.25.75.25.65.94.95.76.36.84.4

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value7.07.06.07.07.07.07.08.08.09.06.06.05.05.04.04.04.03.03.03.04.03.03.03.02.01.0
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.41.40.01.51.51.61.41.71.71.91.01.10.91.00.60.80.80.60.50.50.70.60.40.50.30.2

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value44535.0-1.0-43.0168-19.010.0-1.0-10.015184.0-7.0-74.013-4.0-2.0584964-46.0-49.078-265.0221189496591129810859112104112919887103658575746784636245
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.010.80.0-0.2-9.438.7-3.82.2-0.2-2.12.63.40.7-1.4-11.82.5-0.8-0.49.38.910.7-8.4-6.812.9-42.53.815.514.114.29.414.614.716.110.115.116.116.814.814.614.517.712.815.515.315.715.616.914.814.712.3

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value4453-1.0-43.016810.0-1.0-10.0184.0-7.0
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.010.8-0.2-9.438.72.2-0.2-2.13.40.7-1.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


Net
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-30
Value53-1.0-43.016810.0-1.0-10.0184.0-7.013-4.0-2.04964-46.078-265.0229496
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.8-0.2-9.438.72.2-0.2-2.13.40.7-1.42.5-0.8-0.48.910.7-8.412.9-42.53.814.114.2

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


Nonoperating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-11.0-9.0-11.0-11.0-8.0-6.0-5.0-5.0-4.0-4.0-4.0-2.0-1.0-2.0-1.0-7.01.0-2.0-3.05.033130.0-1.00.0-1.0-7.0-23.00.00.0-1.0-1.00.00.0-1.00.0-1.027-1.0-1.00.00.00.0
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.00.00.0100.0100.00.00.0100.00.0100.0100.0100.0100.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-2.2-1.8-2.4-2.4-1.8-1.3-1.0-1.1-0.8-0.7-0.8-0.3-0.2-0.4-0.2-1.10.2-0.3-0.60.75.42.10.0-0.10.0-0.1-1.1-3.00.00.0-0.2-0.10.00.0-0.20.0-0.24.6-0.2-0.20.00.00.0

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value7081131.08.0-6.0-5.010.010.0-5.0231410.0-4.0597.0-1.0-1.0988987-42.0-40.077-262.03015812313389177132147761501431601271331221109111710610686106888460
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.316.50.00.21.8-1.4-1.02.22.1-1.13.92.71.8-0.89.41.3-0.2-0.215.716.114.5-7.7-5.612.7-42.15.220.818.419.714.223.019.821.912.920.322.124.120.719.820.318.918.021.421.722.620.021.420.720.016.3

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-30
Value-6.0-3.0-27.0-5.0-5.0-3.0-16.0-2.0-3.0-2.0-9.0-2.0-3.0-2.010.00.0-1.0-1.00.02.00.0113514
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.00.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.2-0.60.0-1.1-1.1-0.7-3.2-0.4-0.6-0.4-1.5-0.4-0.6-0.41.60.0-0.2-0.20.00.40.01.55.82.2

Research And Development Expense

us-gaap:ResearchAndDevelopmentExpense

us-gaap:ResearchAndDevelopmentExpense


Research
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value79778890837382868178818477757682787058465157555159635446505644434750504443465643413439403632
Percentage of ResearchAndDevelopmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.115.70.019.818.216.816.618.716.916.713.816.014.214.812.115.615.214.39.38.38.510.57.68.49.510.87.16.97.48.95.76.57.08.56.86.86.57.58.37.17.16.77.18.27.77.5

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value491491491454457434494459478468588526544506626526513491626552599545719606623582761667676628769666670587740647665613673602581506548489470429496425421367
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService

tdc:ConsultingServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value989683728275114100111106163137135135144141128
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.019.616.915.917.917.323.121.823.222.627.726.024.826.727.427.526.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.019.616.915.917.917.323.121.823.222.627.726.024.826.727.427.526.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:ConsultingServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:ProductAndServiceRecurring


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value376372323311
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax76.675.870.771.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax76.675.870.771.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:ProductAndServiceRecurring100.0100.0100.0100.0

tdc:ServicesAndOtherRecurring


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value295279268263
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax60.156.858.660.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax60.156.858.660.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:ServicesAndOtherRecurring100.0100.0100.0100.0

tdc:SoftwareAndHardwarePerpetual


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value17232523
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.54.75.55.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.54.75.55.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SoftwareAndHardwarePerpetual100.0100.0100.0100.0

tdc:SoftwareandHardwarePerpetualRevenue


Revenue
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value171714162931779769909190
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.73.73.23.56.16.614.617.813.617.117.718.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.73.73.23.56.16.614.617.813.617.117.718.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SoftwareandHardwarePerpetualRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:SubscriptionSoftwareLicenseRecurring


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value81935548
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.518.912.011.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.518.912.011.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SubscriptionSoftwareLicenseRecurring100.0100.0100.0100.0

tdc:SubscriptionsRevenue


Revenue
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value365358345343338331312312302292281273
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax80.478.379.574.770.770.759.357.459.755.554.855.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax80.478.379.574.770.770.759.357.459.755.554.855.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SubscriptionsRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

tdc:ConsultingRevenue, country:US


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value38262826344037484948545455
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.75.76.16.07.48.47.99.19.09.510.310.511.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.75.76.16.07.48.47.99.19.09.510.310.511.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:ConsultingRevenue country:US100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:ConsultingRevenue, srt:AsiaPacific


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value2524272435353436464037
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.15.35.95.57.17.67.17.78.77.47.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.15.35.95.57.17.67.17.78.77.47.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:ConsultingRevenue srt:AsiaPacific100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:ConsultingRevenue, us-gaap:EMEA


Revenue
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value332622272543313733434749
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.75.34.85.95.88.76.87.77.18.28.69.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.75.34.85.95.88.76.87.77.18.28.69.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:ConsultingRevenue us-gaap:EMEA100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:ConsultingServices, country:US


Revenue
Period End2021-06-302020-06-30
Value3742
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.59.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.59.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:ConsultingServices country:US100.0100.0

tdc:ConsultingServices, srt:AsiaPacific


Revenue
Period End2021-06-302020-06-30
Value2632
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.37.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.37.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:ConsultingServices srt:AsiaPacific100.0100.0

tdc:ProductAndServiceRecurring, country:US


Revenue
Period End2021-06-302020-06-30
Value233204
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax47.544.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax47.544.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:ProductAndServiceRecurring country:US100.0100.0

tdc:ProductAndServiceRecurring, srt:AsiaPacific


Revenue
Period End2021-06-302020-06-30
Value5744
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.69.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.69.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:ProductAndServiceRecurring srt:AsiaPacific100.0100.0

tdc:ProductAndServiceRecurring, us-gaap:EMEA


Revenue
Period End2021-06-302020-06-30
Value8675
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.516.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.516.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:ProductAndServiceRecurring us-gaap:EMEA100.0100.0

tdc:SoftwareAndHardwarePerpetual, country:US


Revenue
Period End2021-06-302020-06-30
Value4.013
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.82.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.82.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SoftwareAndHardwarePerpetual country:US100.0100.0

tdc:SoftwareAndHardwarePerpetual, srt:AsiaPacific


Revenue
Period End2021-06-302020-06-30
Value6.04.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.20.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.20.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SoftwareAndHardwarePerpetual srt:AsiaPacific100.0100.0

tdc:SoftwareAndHardwarePerpetual, us-gaap:EMEA


Revenue
Period End2021-06-302020-06-30
Value7.08.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.41.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.41.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SoftwareAndHardwarePerpetual us-gaap:EMEA100.0100.0

tdc:SoftwareandHardwarePerpetualRevenue, country:US


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value7.01410.04.00.01219294122503533
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.43.12.20.90.02.54.15.57.54.39.56.86.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.43.12.20.90.02.54.15.57.54.39.56.86.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SoftwareandHardwarePerpetualRevenue country:US100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:SoftwareandHardwarePerpetualRevenue, srt:AsiaPacific


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value3.02.03.01.09.04.07.05.0204714
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.40.70.21.80.91.51.13.88.62.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.40.70.21.80.91.51.13.88.62.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SoftwareandHardwarePerpetualRevenue srt:AsiaPacific100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:SoftwareandHardwarePerpetualRevenue, us-gaap:EMEA


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value131.04.09.0141210.07.02610.033
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.60.20.92.12.82.62.11.54.91.86.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.60.20.92.12.82.62.11.54.91.86.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SoftwareandHardwarePerpetualRevenue us-gaap:EMEA100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:SubscriptionsRevenue, country:US


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value218221221214222217213200197194188182179
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax44.448.748.449.348.445.445.538.036.238.335.735.536.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax44.448.748.449.348.445.445.538.036.238.335.735.536.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SubscriptionsRevenue country:US100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:SubscriptionsRevenue, srt:AsiaPacific


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value5352504748464645444342
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.811.510.910.89.710.09.69.68.47.98.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.811.510.910.89.710.09.69.68.47.98.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SubscriptionsRevenue srt:AsiaPacific100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:SubscriptionsRevenue, us-gaap:EMEA


Revenue
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value1019992878482757573707067
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.620.220.319.019.416.616.315.715.613.312.913.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.620.220.319.019.416.616.315.715.613.312.913.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:SubscriptionsRevenue us-gaap:EMEA100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Restatement, us-gaap:ReclassificationType

srt:RevisionOfPriorPeriodReclassificationAdjustment, tdc:ReclassificationFromRecurringServicesToConsultingServices


Revenue
Period End2021-03-312020-06-30
Value2527
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.15.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.15.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:RevisionOfPriorPeriodReclassificationAdjustment tdc:ReclassificationFromRecurringServicesToConsultingServices100.0100.0

srt:RevisionOfPriorPeriodReclassificationAdjustment, tdc:ReclassificationFromRecurringServicesToPerpetualSoftwareHardwareAndOther


Revenue
Period End2021-03-312020-06-30
Value9.08.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.81.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.81.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:RevisionOfPriorPeriodReclassificationAdjustment tdc:ReclassificationFromRecurringServicesToPerpetualSoftwareHardwareAndOther100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments

srt:Americas


Revenue
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value261259244256269269277287264
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax57.556.756.255.856.357.552.752.852.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax57.556.756.255.856.357.552.752.852.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:Americas100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:AsiaPacific


Revenue
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value78807285878611013093
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.217.516.618.518.218.420.923.918.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.217.516.618.518.218.420.923.918.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:AsiaPacific100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:APJSegment


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value89818072
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.116.517.516.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.116.517.516.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:APJSegment100.0100.0100.0100.0

tdc:AmericasSegment


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value274263259244
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax55.853.656.756.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax55.853.656.756.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:AmericasSegment100.0100.0100.0100.0

tdc:EMEASegment


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value128147118118
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.129.925.827.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.129.925.827.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax tdc:EMEASegment100.0100.0100.0100.0

us-gaap:EMEA


Revenue
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value115118118118122113139127149
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax25.325.827.225.725.524.126.423.329.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax25.325.827.225.725.524.126.423.329.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:EMEA100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical

country:US


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
Value274263157261259244159256269269190277287264259292271267
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax55.853.632.057.556.756.232.255.856.357.532.352.752.852.241.455.552.854.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax55.853.632.057.556.756.232.255.856.357.532.352.752.852.241.455.552.854.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:US100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:AsiaPacific


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value89817880729285878611013093
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.116.517.217.516.618.618.518.218.420.923.918.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.116.517.217.516.618.618.518.218.420.923.918.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:AsiaPacific100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EMEA


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value128147134115118118139118122113172139127149
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.129.927.325.325.827.228.125.725.524.129.326.423.329.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.129.927.325.325.827.228.125.725.524.129.326.423.329.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:EMEA100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value49149149145445743449445947846858811544506626526513491626552599545719606623582761667676628769666670587740647665613673602581506548489470429496425421367
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.02.1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value161149183163165158171151145151185166163152171161165155159159172174212179190184213181188188210183185179210174179165185163165150149133126118
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.830.337.335.936.136.434.632.930.332.331.531.630.030.027.330.632.231.625.428.828.731.929.529.530.531.628.027.127.829.927.327.527.630.528.426.926.926.927.527.128.429.627.227.226.827.5

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value22452203219321172102215120571979212322862360213622032355255623072338248324132314238224642530260927353103313230183136317830963118304230173066305129152812261624862461235918831569
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value177417861793173317561802179516511756181918651576163117111888158814661529144213821518167016811613154916591425117612741329123912001252126412871173118011721122108510961085694659
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets79.081.181.881.983.583.887.383.482.779.679.073.874.072.773.968.862.761.659.859.763.767.866.461.856.653.545.539.040.641.840.038.541.241.942.038.440.541.742.943.644.546.036.942.0

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value22452203219321172102215120571979212322862360213622032355255623072338248324132314238224642530260927353103313230183136317830963118304230173066305129152812261624862461235918831569
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value4714174003843463492623283674674955605726446687198729549719328647948499961186144417071842186218491857191817901753177918781735164014941401136512741189910777631
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets21.018.918.218.116.516.212.716.617.320.421.026.226.027.326.131.237.338.440.240.336.332.233.638.243.446.554.561.059.458.260.061.558.858.158.061.659.558.357.156.455.554.063.158.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value-68.0-65.0-44.0-36.0-35.0-29.0-24.0
Percentage of StockholdersEquity-17.0-24.8-8.9-5.4-3.6-3.4-1.4
Percentage of Assets-3.1-3.2-1.9-1.4-1.5-1.1-0.8
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value-21.0-15.0-6.00.00.00.0
Percentage of StockholdersEquity-5.2-5.7-1.20.00.00.0
Percentage of Assets-1.0-0.7-0.30.00.00.0
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value-135.0-146.0-143.0-155.0-165.0-169.0-141.0-127.0-116.0-109.0-101.0-93.0-91.0-70.0-74.0-89.0-76.0-4.03329161214
Percentage of StockholdersEquity-28.7-35.0-35.8-40.4-47.7-48.4-53.8-38.7-31.6-23.3-20.4-16.6-15.9-10.9-11.1-9.2-9.0-0.21.81.61.11.01.5
Percentage of Assets-6.0-6.6-6.5-7.3-7.8-7.9-6.9-6.4-5.5-4.8-4.3-4.4-4.1-3.0-2.9-3.7-3.0-0.11.10.90.60.60.9
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value-54.0-61.0-51.0-38.0-54.0-47.0-11.0
Percentage of StockholdersEquity-13.5-23.3-10.3-5.7-5.6-5.5-0.6
Percentage of Assets-2.5-3.0-2.2-1.5-2.2-1.9-0.4
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value174317081656163216031567154515171491146614181397137613501320122011281054973898765690622
Percentage of StockholdersEquity370.1409.6414.0425.0463.3449.0589.7462.5406.3313.9286.5249.5240.6209.6197.6125.6132.961.752.450.551.258.068.4
Percentage of Assets77.677.575.577.176.372.875.176.770.264.160.165.462.557.351.650.644.633.731.429.329.236.639.6
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:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value1.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.02.02.02.02.02.0
Percentage of StockholdersEquity0.20.20.20.30.30.30.40.30.30.20.20.20.20.20.10.10.10.10.10.10.10.20.2
Percentage of Assets0.00.00.00.00.00.00.00.10.00.00.00.00.00.00.00.00.00.00.10.10.10.10.1
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value-1138.0-1146.0-1114.0-1094.0-1093.0-1050.0-1143.0-1063.0-1009.0-891.0-823.0-745.0-714.0-637.0-579.0-161.0-204.0656203316561237884583
Percentage of StockholdersEquity-241.6-274.8-278.5-284.9-315.9-300.9-436.3-324.1-274.9-190.8-166.3-133.0-124.8-98.9-86.7-16.6-24.038.4109.593.182.874.364.1
Percentage of Assets-50.7-52.0-50.8-51.7-52.0-48.8-55.6-53.7-47.5-39.0-34.9-34.9-32.4-27.0-22.7-6.7-8.120.965.754.047.346.937.2
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1146107510449659489741014978112913021428128413831530175015081548170416211517159516771734151415771591157215061637165915631560149315091534155314401614141212611222136714061152
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets51.048.847.645.645.145.349.349.453.257.060.560.162.865.068.565.466.268.667.265.667.068.168.558.057.751.350.249.952.252.250.550.049.150.050.050.949.457.454.050.749.757.974.773.4

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value6845385295334943944945286357237157688829391089102510851164974988909917839874921881834848934922695862826853729909821978772691682778883741724712661402270
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets30.524.424.125.223.518.324.026.729.931.630.336.040.039.942.644.446.446.940.442.738.237.233.233.533.728.426.628.129.829.022.427.627.228.323.829.828.234.829.527.827.733.046.90.00.00.042.10.00.0

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
Value6875425335344953964965296377247167688839401089102510851164974839
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 Assets30.624.624.325.223.518.424.126.730.031.730.336.040.139.942.644.446.446.940.433.2

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value299367331321339448398328377445588372369451554366356442548426465519580486511583619522550607717546514510668524505499494441416467402387
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.316.715.115.216.120.819.316.617.819.524.917.416.719.221.715.915.217.822.718.419.521.122.918.618.718.819.817.317.519.123.217.516.916.921.817.217.317.718.917.716.919.821.324.7

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value2016291426283136355228452843304542403444375449524642384450425667706547413554616459666547
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.90.71.30.71.21.31.51.81.62.31.22.11.31.81.22.01.81.61.41.91.62.21.92.01.71.41.21.51.61.31.82.12.32.21.51.31.21.92.32.62.42.83.53.0

Other Assets Current

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value14315415597891049186828297991049777726558655954485210299858192103889585838190797983856565565657
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.47.07.14.64.24.84.44.33.93.64.14.64.74.13.03.12.82.32.72.52.31.92.13.93.62.72.63.03.32.83.12.72.72.72.92.62.73.03.22.62.62.43.03.6

Machinery And Equipment Gross

us-gaap:MachineryAndEquipmentGross

us-gaap:MachineryAndEquipmentGross


Machinery
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value516515495404354336341309280230213192
Percentage of MachineryAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets23.525.021.015.814.713.310.910.09.18.811.312.2

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value399399401397395394396394396396395396397401399398401392390396384384380587590924948958950946946945934921932933925743742736714516136109
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets17.818.118.318.818.818.319.319.918.717.316.718.518.017.015.617.317.215.816.217.116.115.615.022.521.629.830.331.730.329.830.630.330.730.530.430.631.726.428.429.629.021.97.26.9

us-gaap:Goodwill us-gaap:StatementGeographical

tdc:AsiaPacificJapan


Goodwillus-gaap:
Period End2020-12-312019-12-31
Value5655
Percentage of Goodwill14.013.9
Percentage of Assets2.62.7
Percentage of Assets tdc:AsiaPacificJapan0.00.0

us-gaap:EMEA


Goodwillus-gaap:
Period End2020-12-312019-12-31
Value9288
Percentage of Goodwill22.922.2
Percentage of Assets4.24.3
Percentage of Assets us-gaap:EMEA0.00.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value979998898887911112141617192123232110.01113151722114113122136130126138149
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.34.54.54.24.24.04.40.60.60.60.70.80.90.90.91.00.90.40.50.60.60.70.94.44.13.94.34.34.04.34.8

Deferred Tax Assets Liabilities Net

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:DeferredTaxAssetsLiabilitiesNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value2158164531613-38.0-31.0-21.03989114
Percentage of DeferredTaxAssetsLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.83.92.72.10.70.5-1.2-1.0-0.71.54.77.3

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
Value273438424649515358600.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets1.21.51.72.02.22.32.52.72.72.60.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value43435131273032101928587756866443024181718191720218288984647535883856262333116111110.0476127
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.92.02.31.51.31.41.65.14.33.73.73.53.12.81.71.31.00.70.70.80.80.70.80.83.02.83.11.51.51.71.92.72.82.12.01.11.10.60.40.40.42.03.21.7

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value9155505962966610310299141958311074106978910393104839611110314812611811297114981051111411071009797968798102102
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.12.52.32.82.94.53.25.24.84.36.04.43.84.72.94.64.13.64.34.04.43.43.84.33.84.84.03.93.63.13.73.13.53.74.63.53.43.43.73.93.54.25.46.5

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-01-012017-12-31
Value544557499482518555472408498569490384461395414
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets24.225.322.822.824.625.822.920.623.524.920.818.020.90.016.2

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value99895595289589390688677286591410097257749131063936792835729688819968953838757850995771846882776722774783806694719745695671679660569543
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets44.543.343.442.342.542.143.139.040.740.042.833.935.138.841.640.633.933.630.229.734.439.337.732.127.727.431.825.527.027.825.123.225.426.026.322.724.726.526.627.027.628.030.234.6

Long Term Debt Current

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312012-12-31
Value6250443831252525252519136.06860534538303030303023157.053452615
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.82.32.01.81.51.21.21.31.21.10.80.60.32.92.32.31.91.51.21.31.31.21.20.90.50.21.71.50.80.5

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
Value131415171817201920170.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.60.60.70.80.90.81.01.00.90.70.0

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value8281999376679160748013586889310294908588798796102837884101101167153136126131100132998883908272637076
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.73.74.54.43.63.14.43.03.53.55.74.04.03.94.04.13.83.43.63.43.73.94.03.22.92.73.23.35.34.84.44.04.33.34.33.23.03.03.43.32.92.73.74.8

Long Term Debt

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

us-gaap:LongTermDebt

tdc:SeniorUnsecuredtermloanIssuedJune2018, tdc:TermLoan


Long
Period End2020-12-312019-12-312018-12-31
Value456482500
Percentage of LongTermDebt100.0100.0100.0
Percentage of Assets20.823.421.2
Percentage of Assets tdc:SeniorUnsecuredtermloanIssuedJune2018 tdc:TermLoan0.00.00.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value3743994114234364484544604664724784844914564784935085235385455525605705775855931952102252402482552632712742782822862902932953000.0
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets16.718.118.720.020.720.822.123.222.020.620.322.722.319.418.721.421.721.122.323.623.222.722.522.121.419.16.27.07.27.68.08.28.69.08.99.19.710.211.111.812.012.70.0

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312017-06-302016-12-31
Value6.07.06.06.06.06.06.04.03.01433
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.30.30.30.30.30.20.10.61.4

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value9885686960
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent100.0100.0100.0100.0100.0
Percentage of Assets4.54.12.92.72.5
Percentage of Assets us-gaap:PensionPlansDefinedBenefit0.00.00.00.00.0

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value11912913613513715313813913913915715214015014923353132272626262828313232323027292822219110364603837424033
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.35.96.26.46.57.16.77.06.56.16.77.16.46.45.81.01.51.21.31.21.11.11.01.11.01.01.01.11.00.90.90.90.90.70.73.03.52.32.31.51.51.82.12.1

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value202628303337384144480.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.91.21.31.41.61.71.82.12.12.10.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-312019-12-31
Value1416
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0
Percentage of Assets0.60.8

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-312019-12-31
Value9.012
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0
Percentage of Assets0.40.6

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-312019-12-31
Value5000000.07000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0
Percentage of Assets0.20.3

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-312019-12-31
Value3000000.04000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0100.0
Percentage of Assets0.10.2

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-312019-12-31
Value1000000.02000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0100.0
Percentage of Assets0.00.1

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-312019-12-31
Value4358
Percentage of OperatingLeaseLiability100.0100.0
Percentage of Assets2.02.8

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-312019-12-31
Value5165
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0
Percentage of Assets2.33.2

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-312019-12-31
Value8000000.07000000.0
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0
Percentage of Assets0.40.3

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value4714174003843463492623283674674955605726446687198729549719328647948499961186144417071842186218491857191817901753177918781735164014941401136512741189910777631
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets21.018.918.218.116.516.212.716.617.320.421.026.226.027.326.131.237.338.440.240.336.332.233.638.243.446.554.561.059.458.260.061.558.858.158.061.659.558.357.156.455.554.063.158.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value-68.0-65.0-44.0-36.0-35.0-29.0-24.0
Percentage of StockholdersEquity-17.0-24.8-8.9-5.4-3.6-3.4-1.4
Percentage of Assets-3.1-3.2-1.9-1.4-1.5-1.1-0.8
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value-21.0-15.0-6.00.00.00.0
Percentage of StockholdersEquity-5.2-5.7-1.20.00.00.0
Percentage of Assets-1.0-0.7-0.30.00.00.0
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value-135.0-146.0-143.0-155.0-165.0-169.0-141.0-127.0-116.0-109.0-101.0-93.0-91.0-70.0-74.0-89.0-76.0-4.03329161214
Percentage of StockholdersEquity-28.7-35.0-35.8-40.4-47.7-48.4-53.8-38.7-31.6-23.3-20.4-16.6-15.9-10.9-11.1-9.2-9.0-0.21.81.61.11.01.5
Percentage of Assets-6.0-6.6-6.5-7.3-7.8-7.9-6.9-6.4-5.5-4.8-4.3-4.4-4.1-3.0-2.9-3.7-3.0-0.11.10.90.60.60.9
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value-54.0-61.0-51.0-38.0-54.0-47.0-11.0
Percentage of StockholdersEquity-13.5-23.3-10.3-5.7-5.6-5.5-0.6
Percentage of Assets-2.5-3.0-2.2-1.5-2.2-1.9-0.4
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value174317081656163216031567154515171491146614181397137613501320122011281054973898765690622
Percentage of StockholdersEquity370.1409.6414.0425.0463.3449.0589.7462.5406.3313.9286.5249.5240.6209.6197.6125.6132.961.752.450.551.258.068.4
Percentage of Assets77.677.575.577.176.372.875.176.770.264.160.165.462.557.351.650.644.633.731.429.329.236.639.6
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:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value1.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.02.02.02.02.02.0
Percentage of StockholdersEquity0.20.20.20.30.30.30.40.30.30.20.20.20.20.20.10.10.10.10.10.10.10.20.2
Percentage of Assets0.00.00.00.00.00.00.00.10.00.00.00.00.00.00.00.00.00.00.10.10.10.10.1
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value-1138.0-1146.0-1114.0-1094.0-1093.0-1050.0-1143.0-1063.0-1009.0-891.0-823.0-745.0-714.0-637.0-579.0-161.0-204.0656203316561237884583
Percentage of StockholdersEquity-241.6-274.8-278.5-284.9-315.9-300.9-436.3-324.1-274.9-190.8-166.3-133.0-124.8-98.9-86.7-16.6-24.038.4109.593.182.874.364.1
Percentage of Assets-50.7-52.0-50.8-51.7-52.0-48.8-55.6-53.7-47.5-39.0-34.9-34.9-32.4-27.0-22.7-6.7-8.120.965.754.047.346.937.2
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.02000000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value17431708165616321603156715451517149114661418139713761350132012921266124312201203117811581128111610981077105410311012993973963941920898875844815765744730706690622
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets77.677.575.577.176.372.875.176.770.264.160.165.462.557.351.656.054.150.150.652.049.547.044.642.840.134.733.734.232.331.231.430.930.930.529.328.729.029.029.229.929.729.936.639.6

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value-1138.0-1146.0-1114.0-1094.0-1093.0-1050.0-1143.0-1063.0-1009.0-891.0-823.0-745.0-714.0-637.0-579.0-505.0-318.0-207.0-161.0-206.0-246.0-297.0-204.0-57.011440565622822188209220331921182317151656154414401328123711391052949884583
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-50.7-52.0-50.8-51.7-52.0-48.8-55.6-53.7-47.5-39.0-34.9-34.9-32.4-27.0-22.7-21.9-13.6-8.3-6.7-8.9-10.3-12.1-8.1-2.24.213.120.975.669.865.865.761.659.956.854.050.649.447.247.345.842.740.246.937.2

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value-135.0-146.0-143.0-155.0-165.0-169.0-141.0-127.0-116.0-109.0-101.0-93.0-91.0-70.0-74.0-69.0-77.0-83.0-89.0-66.0-69.0-68.0-76.0-64.0-27.0-39.0-4.04.0343233211217292211211610.018161214
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-6.0-6.6-6.5-7.3-7.8-7.9-6.9-6.4-5.5-4.8-4.3-4.4-4.1-3.0-2.9-3.0-3.3-3.3-3.7-2.9-2.9-2.8-3.0-2.5-1.0-1.3-0.10.11.11.01.10.70.40.60.90.70.40.70.60.40.70.70.60.9

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value225110567113010.054-10.05549107-33.010618423-8.06124851459925131688022234363641402431241071521921261021791061486562138
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax45.822.411.415.628.42.310.9-2.211.510.518.2-6.319.536.43.7-1.511.950.58.18.216.546.14.311.212.838.154.68.29.620.941.416.816.522.931.318.716.930.820.927.013.313.232.2

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-6.0-5.0-11.0-13.0-15.0-12.0-13.0-17.0-13.0-16.0-66.0-35.0-34.0-28.0-24.0-32.0-34.0-18.0-30.047-23.0-29.0-18.011-13.0-32.0-37.0-35.0-35.0-77.0-27.0-74.0-41.0-277.0-30.0-23.0-30.0-253.0-526.0-22.0-47.0-55.0-21.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.2-1.0-2.2-2.9-3.3-2.8-2.6-3.7-2.7-3.4-11.2-6.7-6.2-5.5-3.8-6.1-6.6-3.7-4.88.5-3.8-5.3-2.51.8-2.1-5.5-5.9-4.6-5.3-11.5-4.6-10.0-6.3-41.7-4.9-3.4-5.0-43.5-104.0-4.0-9.6-11.7-4.9

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-75.0-91.0-56.0-23.0-19.0-88.0-79.0-75.0-128.0-26.0-90.0-45.0-114.0-305.065-20.0-110.0-44.0-18.0-16.0-82.0-146.0-44.0-119.0-31.0-130.0-82.0-194.05.0-86.0-87.0-230.015-22.041-22.0-53.0-24.031117-7.08.0-65.0
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-15.3-18.5-11.4-5.1-4.2-20.3-16.0-16.3-26.8-5.6-15.3-8.6-21.0-60.310.4-3.8-21.4-9.0-2.9-2.9-13.7-26.8-6.1-19.6-5.0-22.3-13.1-25.20.8-12.8-14.8-31.12.3-3.36.7-3.3-8.8-4.161.53.1-1.41.7-15.2

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
Value1459.0-1.03999-100.0-33.0-108.0-87.08.0-52.0-115.0-57.0-149.064-60.0-79.0190
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax29.51.8-0.28.621.7-23.0-6.7-23.5-18.21.7-8.8-21.9-10.5-29.410.2-11.4-15.438.7

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-1.010.034-3.00.0-149.0-4.01.0-2.02.0-7.0-5.0-1.0-5.0-12.0-2.0-12.0-8.06.06.0-5.0-10.0-29.08.0-12.0-6.015-5.0-7.0-5.0111.00.06.0496.09.01340205.06.0255.02.09.0
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4.0-13.015-12.0-2.0-3.0-5.01.0-17.024-17.017-15.013-14.03.02.06.0-10.07.0-16.05.0-3.06.04.04.0-6.0-6.08.0-14.0-10.0-4.05.0187.05.0-19.0-7.0-3.05.0-6.01.00.017-9.010.0
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

Increase Decrease In Other Operating Capital Net

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-6.09.067-8.0-17.048-21.0221617-24.0122224-102.08.04.0-5.0-21.0154.012-28.02.04.019-29.00.00.08.08.0-9.0-12.03.0314.03.0111211-15.09.04.0-15.0-1.03.0
Percentage of IncreaseDecreaseInOtherOperatingCapitalNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value225110567113010.054-10.05549107-33.010618423-8.06124851459925131688022234363641402431241071521921261021791061486562138
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax45.822.411.415.628.42.310.9-2.211.510.518.2-6.319.536.43.7-1.511.950.58.18.216.546.14.311.212.838.154.68.29.620.941.416.816.522.931.318.716.930.820.927.013.313.232.2

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value44535.0-1.0-43.0168-19.010.0-1.0-10.015184.0-7.0-74.013-4.0-2.0584964-46.0-49.078-265.0221189496591129810859112104112919887103658575746784636245
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.010.81.0-0.2-9.438.7-3.82.2-0.2-2.12.63.40.7-1.4-11.82.5-0.8-0.49.38.910.7-8.4-6.812.9-42.53.815.514.114.29.414.614.716.110.115.116.116.814.814.614.517.712.815.515.315.715.616.914.814.712.3

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value4453-1.0-43.016810.0-1.0-10.0184.0-7.0
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.010.8-0.2-9.438.72.2-0.2-2.13.40.7-1.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value31212227312124222215151516191716191613161221131313171411131210.01214131210.010.01110.08.08.09.08.07.06.05.0
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-6.0-5.0-11.0-13.0-15.0-12.0-13.0-17.0-13.0-16.0-66.0-35.0-34.0-28.0-24.0-32.0-34.0-18.0-30.047-23.0-29.0-18.011-13.0-32.0-37.0-35.0-35.0-77.0-27.0-74.0-41.0-277.0-30.0-23.0-30.0-253.0-526.0-22.0-47.0-55.0-21.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.2-1.0-2.2-2.9-3.3-2.8-2.6-3.7-2.7-3.4-11.2-6.7-6.2-5.5-3.8-6.1-6.6-3.7-4.88.5-3.8-5.3-2.51.8-2.1-5.5-5.9-4.6-5.3-11.5-4.6-10.0-6.3-41.7-4.9-3.4-5.0-43.5-104.0-4.0-9.6-11.7-4.9

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value5.04.010.0111310.011161215613432261929141621159.08.09.014121717169.01216132110.018181912119.0148.09.08.0116.0
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-75.0-91.0-56.0-23.0-19.0-88.0-79.0-75.0-128.0-26.0-90.0-45.0-114.0-305.065-20.0-110.0-44.0-18.0-16.0-82.0-146.0-44.0-119.0-31.0-130.0-82.0-194.05.0-86.0-87.0-230.015-22.041-22.0-53.0-24.031117-7.08.0-65.0
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-15.3-18.5-11.4-5.1-4.2-20.3-16.0-16.3-26.8-5.6-15.3-8.6-21.0-60.310.4-3.8-21.4-9.0-2.9-2.9-13.7-26.8-6.1-19.6-5.0-22.3-13.1-25.20.8-12.8-14.8-31.12.3-3.36.7-3.3-8.8-4.161.53.1-1.41.7-15.2

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value136.06.06.07.06.07.06.06.00.00.00.025157.08.07.08.08.07.08.07.00.00.00.02477.08.07.04.04.03.04.04.03.04.04.00.00.06000.00.0
Percentage of RepaymentsOfLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.00.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value3883250.02.073616411956944997600.02001084313184.047116233392692699898861953.091932382.0370.03257380.00.0170.071
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.0100.00.0100.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value25.426.478.290.0-13.33313.0-0.538-1.51.200.764-0.80.3330.1258.155-1.167-0.3330-0.0510.4560.2470.0220.0280.291-0.0640.267-0.0040.2360.2730.280.0070.2580.2650.213-0.0050.270.30.2800.280.250.28-0.0070.290.30.22
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312017-06-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value3011421119551107125122115133178145155
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value393734283038363431288.06.01.0
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value51453932262520139.00.0
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

tdc:AcquisitionIntegrationandReorganizationCosts us-gaap:ConsolidationItems

tdc:AcquisitionIntegrationandReorganizationCosts

us-gaap:MaterialReconcilingItems


Acquisition
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value3.05.0124.00.0-1.02.03.00.00.03.0
Percentage of AcquisitionIntegrationandReorganizationCosts100.0100.0100.0100.00.0100.0100.0100.00.00.0100.0

tdc:AdditionsToCapitalizedSoftware

tdc:AdditionsToCapitalizedSoftware


Additions
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.01.01.02.02.02.02.01.01.01.02.01.02.02.02.03.02.02.01118181817211515182016212222171721222018121819191210.01215
Percentage of AdditionsToCapitalizedSoftware100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:CapitalizedContractCostCapitalizedAmount

tdc:CapitalizedContractCostCapitalizedAmount


Capitalized
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value7.0139.08.06.02010.07.0
Percentage of CapitalizedContractCostCapitalizedAmount100.0100.0100.0100.0100.0100.0100.0100.0

tdc:DiscreteIncomeTaxExpenseBenefit

tdc:DiscreteIncomeTaxExpenseBenefit


Discrete
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312017-09-30
Value7.0-3.0-35.0-9.039-152.0-5.04.00.0-6.0
Percentage of DiscreteIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

tdc:PaymentsForRestructuringNetOfAdvancePayments us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan

tdc:PaymentsForRestructuringNetOfAdvancePayments

us-gaap:EmployeeSeverance, tdc:WorkforceReductionPlan


Payments
Period End2021-06-302021-03-31
Value2.04.0
Percentage of PaymentsForRestructuringNetOfAdvancePayments100.0100.0

us-gaap:OtherRestructuring, tdc:WorkforceReductionPlan


Payments
Period End2021-06-302021-03-31
Value0.02.0
Percentage of PaymentsForRestructuringNetOfAdvancePayments0.050.0

tdc:PaymentsForRestructuringNetOfAdvancePayments us-gaap:RestructuringPlan

tdc:A2020RestructuringPlan


Payments
Period End2021-06-302021-03-31
Value8.017
Percentage of PaymentsForRestructuringNetOfAdvancePayments400.0425.0

tdc:VoluntarySeparationProgram


Payments
Period End2021-06-302021-03-31
Value6.011
Percentage of PaymentsForRestructuringNetOfAdvancePayments300.0275.0

tdc:RestructuringCostsCashSettled us-gaap:RestructuringPlan

tdc:RestructuringCostsCashSettled

tdc:VoluntarySeparationProgram


Restructuring
Period End2021-06-302021-03-31
Value2.07.0
Percentage of RestructuringCostsCashSettled100.0100.0

tdc:RestructuringCostsNoncash us-gaap:RestructuringPlan

tdc:RestructuringCostsNoncash

tdc:VoluntarySeparationProgram


Restructuring
Period End2021-06-302021-03-31
Value3000000.01000000.0
Percentage of RestructuringCostsNoncash100.0100.0

tdc:StockIssuedDuringPeriodSharesEmployeeStockCompensationEmployeeStockPurchaseProgramsAndOptionExercises us-gaap:StatementEquityComponents

tdc:StockIssuedDuringPeriodSharesEmployeeStockCompensationEmployeeStockPurchaseProgramsAndOptionExercises

us-gaap:CommonStock


Stock
Period End2021-03-312020-06-302020-03-312019-03-312018-03-31
Value4000000.01000000.01000000.01000000.01000000.0
Percentage of StockIssuedDuringPeriodSharesEmployeeStockCompensationEmployeeStockPurchaseProgramsAndOptionExercises100.0100.0100.0100.0100.0

tdc:WeightedAverageNumberofDilutedandAntiDilutiveShares

tdc:WeightedAverageNumberofDilutedandAntiDilutiveShares


Weighted
Period End2020-09-302020-06-302019-09-302019-06-302019-03-312018-06-302018-03-312017-06-302017-03-312016-03-312015-06-30
Value111109-1.1116118-0.9123129131130144
Percentage of WeightedAverageNumberofDilutedandAntiDilutiveShares100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value3552293622262548212630
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value3552293622262548212630
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedComputerSoftwareAmortization1 us-gaap:ConsolidationItems

us-gaap:CapitalizedComputerSoftwareAmortization1

us-gaap:MaterialReconcilingItems


Capitalized
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value6.05.06.06.010.011111215
Percentage of CapitalizedComputerSoftwareAmortization1100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedContractCostAmortization

us-gaap:CapitalizedContractCostAmortization


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value9.0128.08.07.010.06.06.04.04.0
Percentage of CapitalizedContractCostAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerLiabilityRevenueRecognized


Contract
Period End2021-06-302021-03-312020-12-31
Value68182101
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0

us-gaap:DepreciationAndAmortization

us-gaap:DepreciationAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value37394641434237364037353130343533343631323134414542424144434138393634333231302837191817151414
Percentage of DepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Effect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1000000.0-5000000.010000000.04000000.03000000.0-10000000.05000000.0-6000000.0-1000000.01000000.0-3000000.0-2000000.0-15000000.000
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:EmployeeBenefitsAndShareBasedCompensationNoncash

us-gaap:EmployeeBenefitsAndShareBasedCompensationNoncash


Employee
Period End2021-06-302021-03-31
Value0.017
Percentage of EmployeeBenefitsAndShareBasedCompensationNoncash0.0100.0

us-gaap:FinanceLeasePrincipalPayments

us-gaap:FinanceLeasePrincipalPayments


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value29152718169.0159.06.03.04.01.00.00.0
Percentage of FinanceLeasePrincipalPayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


Increase
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value59-44.08.011-43.03.0-1.016-171.011623-4.0-27.0121331-44.025-4.06.0-16.0173.0-41.013-13.0-12.0-1.03.023-14.015-87.0824521-43.0283019-49.0163624-67.0
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInContractWithCustomerLiability


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-15.06317-39.0-40.06657-104.0-89.074108-83.0-34.0124117-60.0
Percentage of IncreaseDecreaseInContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInReceivables

us-gaap:IncreaseDecreaseInReceivables


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-68.03610.0-18.0-109.05070-49.0-68.0-143.02163.0-102.0-83.018810.0-86.0-106.0122-40.0-56.0-66.0133-25.0-72.0-37.098-31.0-57.0-111.0172311.0-158.014519-4.05.05325-56.043-9.02947-52.0
Percentage of IncreaseDecreaseInReceivables100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value3700000.04100000.0700000.0400000.001000000.001000000.000100000.02000000.02000000.00-1800000.02100000.000100000.01900000.01700000.0002200000.002500000.002600000.02500000.02500000.0-100000.03200000.02900000.03100000.0-200000.03600000.03600000.03700000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.00.0100.00.0100.00.00.0100.0100.0100.00.0100.0100.00.00.0100.0100.0100.00.00.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeNonoperating

us-gaap:InvestmentIncomeNonoperating


Investment
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value2.01.01.01.02.04.06.06.04.04.03.03.03.02.02.02.01.0
Percentage of InvestmentIncomeNonoperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseLeaseIncome

us-gaap:OperatingLeaseLeaseIncome


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value483928282519242216145.07.0
Percentage of OperatingLeaseLeaseIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302012-09-302011-09-30
Value-3.0-2.022-3.0-1.0-3.041-2.02.0-2.0
Percentage of OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value-2.0-2.08.0-2.0-1.0-2.024-1.0-1.0-1.02.00.00.0-2.0-1.0-2.0
Percentage of OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-2.0-2.0-2.0-1.0-2.0-1.0-1.0-1.0
Percentage of OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent


Other
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value-1000000.05000000.0-1000000.00-1000000.011000000.0-1000000.0000000
Percentage of OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent100.0100.0100.00.0100.0100.0100.00.00.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value7000000.0-8000000.018000000.06000000.02000000.0-19000000.08000000.0-11000000.0-1000000.0-6000000.0
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value7000000.0-8000000.06000000.02000000.0-19000000.0-11000000.0-1000000.0-6000000.0
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2000000.03000000.02000000.02000000.01000000.0-11000000.02000000.0-1000000.0-7000000.0-3000000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value2000000.03000000.02000000.01000000.0-11000000.0-1000000.0-7000000.0-3000000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTaxParent

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTaxParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value3000000.04000000.02000000.03000000.01000000.0-14000000.03000000.0-2000000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTaxParent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1000000.01000000.001000000.00-3000000.01000000.0-1000000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent100.0100.00.0100.00.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value11-3.01210.04.0-28.0-14.0-11.0-7.0-8.0-8.0-2.0-21.04.0-5.08.06.06.0-23.03.0-1.08.0-12.0-37.012-35.0-8.0-30.02.0-1.0129.0-5.0-12.07.011-10.05.06.0-8.02.04.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForPostemploymentBenefits us-gaap:StatementGeographical, us-gaap:TitleOfIndividual

us-gaap:PaymentsForPostemploymentBenefits

us-gaap:NonUs, tdc:Employee


Payments
Period End2021-06-302021-03-31
Value7000000.01000000.0
Percentage of PaymentsForPostemploymentBenefits100.0100.0

us-gaap:PaymentsForRestructuring

us-gaap:PaymentsForRestructuring


Payments
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-31
Value16171.02.06.010.0
Percentage of PaymentsForRestructuring100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value5.0132.01.06.00.04.04.03.0338.05.08.010.0128.05.07.06.08.09.07.00.04.08.06.09.06.07.07.05.08.08.07.07.01212246.03.08.08.010.09.07.05.0
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringAndRelatedCostIncurredCost us-gaap:RestructuringPlan

us-gaap:RestructuringAndRelatedCostIncurredCost

tdc:WorkforceReductionPlan


Restructuring
Period End2021-06-302021-03-31
Value5.08.0
Percentage of RestructuringAndRelatedCostIncurredCost100.0100.0

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

us-gaap:RestructuringCharges

us-gaap:EmployeeSeverance, tdc:WorkforceReductionPlan


Restructuring
Period End2021-06-302021-03-31
Value1.03.0
Percentage of RestructuringCharges100.0100.0

us-gaap:OtherRestructuring, tdc:WorkforceReductionPlan


Restructuring
Period End2021-06-302021-03-31
Value0.02.0
Percentage of RestructuringCharges0.066.7

us-gaap:RestructuringCharges us-gaap:RestructuringPlan

tdc:A2020RestructuringPlan


Restructuring
Period End2021-06-302021-03-31
Value2.07.0
Percentage of RestructuringCharges200.0233.3

tdc:VoluntarySeparationProgram


Restructuring
Period End2021-06-302021-03-312020-12-31
Value1.02.0-4.0
Percentage of RestructuringCharges100.066.70.0

us-gaap:RestructuringCosts us-gaap:IncomeStatementLocation, us-gaap:RestructuringPlan

us-gaap:RestructuringCosts

us-gaap:CostOfSales, tdc:VoluntarySeparationProgram


Restructuring
Period End2021-06-302021-03-31
Value0.03.0
Percentage of RestructuringCosts0.0100.0

us-gaap:ResearchAndDevelopmentExpense, tdc:VoluntarySeparationProgram


Restructuring
Period End2021-06-302021-03-31
Value0.03.0
Percentage of RestructuringCosts0.0100.0

us-gaap:SellingGeneralAndAdministrativeExpenses, tdc:VoluntarySeparationProgram


Restructuring
Period End2021-06-302021-03-31
Value5.02.0
Percentage of RestructuringCosts0.066.7

us-gaap:RestructuringCosts us-gaap:RestructuringPlan

tdc:VoluntarySeparationProgram


Restructuring
Period End2021-06-302021-03-31
Value5.08.0
Percentage of RestructuringCosts0.0266.7

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability


Right
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value1345192415303315230.00.0
Percentage of RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability


Right
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1000000.02000000.02000000.01000000.02000000.03000000.01000000.01000000.01000000.03000000.00000
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:TreasuryStockRetiredParValueMethodAmount

us-gaap:TreasuryStockRetiredParValueMethodAmount


Treasury
Period End2021-06-302021-03-312020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value3685756411758498177
Percentage of TreasuryStockRetiredParValueMethodAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockRetiredParValueMethodAmount us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Treasury
Period End2021-06-302021-03-312020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value3685756411758498177
Percentage of TreasuryStockRetiredParValueMethodAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockSharesRetired us-gaap:StatementEquityComponents

us-gaap:TreasuryStockSharesRetired

us-gaap:CommonStock


Treasury
Period End2021-03-312020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value3.04.02.03.01.01.02.02.0
Percentage of TreasuryStockSharesRetired100.0100.0100.0100.0100.0100.0100.0100.0

dei:EntityCommonStockSharesOutstanding

dei:EntityCommonStockSharesOutstanding


Entity
Period End2021-07-302021-04-302021-01-312020-10-31
Value109109109109
Percentage of EntityCommonStockSharesOutstanding100.0100.0100.0100.0

tdc:DeferredTaxAssetOperatingLeaseLiability

tdc:DeferredTaxAssetOperatingLeaseLiability


Deferred
Period End2020-12-312019-12-312018-12-31
Value10.0140.0
Percentage of DeferredTaxAssetOperatingLeaseLiability100.0100.00.0

tdc:DeferredTaxAssetsCapitalizedResearchAndDevelopment

tdc:DeferredTaxAssetsCapitalizedResearchAndDevelopment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value7.012203.03.03.00.05.016284566
Percentage of DeferredTaxAssetsCapitalizedResearchAndDevelopment100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

tdc:DeferredTaxAssetsIntangibleAssetsAndCapitalizedSoftward

tdc:DeferredTaxAssetsIntangibleAssetsAndCapitalizedSoftward


Deferred
Period End2020-12-31
Value155
Percentage of DeferredTaxAssetsIntangibleAssetsAndCapitalizedSoftward100.0

tdc:DeferredTaxAssetsTaxCreditCarryforwardsAndNetOperatingLossCarryforwards

tdc:DeferredTaxAssetsTaxCreditCarryforwardsAndNetOperatingLossCarryforwards


Deferred
Period End2020-12-31
Value105
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsAndNetOperatingLossCarryforwards100.0

tdc:LongTermLiabilitiesOther

tdc:LongTermLiabilitiesOther


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value36278.02.012
Percentage of LongTermLiabilitiesOther100.0100.0100.0100.0100.0

tdc:NotionalAmountOfForeignCurrencyFairValueHedgeDerivativesNetBasis

tdc:NotionalAmountOfForeignCurrencyFairValueHedgeDerivativesNetBasis


Notional
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value2941352316251724252653272336191517345145
Percentage of NotionalAmountOfForeignCurrencyFairValueHedgeDerivativesNetBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:OperatingAndFinanceLeaseLiability

tdc:OperatingAndFinanceLeaseLiability


Operating
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value188188168150124
Percentage of OperatingAndFinanceLeaseLiability100.0100.0100.0100.0100.0

tdc:OperatingAndFinanceLeaseRightOfUseAsset

tdc:OperatingAndFinanceLeaseRightOfUseAsset


Operating
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value208192166148127
Percentage of OperatingAndFinanceLeaseRightOfUseAsset100.0100.0100.0100.0100.0

tdc:OtherCurrentAssetsOther

tdc:OtherCurrentAssetsOther


Other
Period End2020-12-312019-12-31
Value8176
Percentage of OtherCurrentAssetsOther100.0100.0

tdc:OtherOtherCurrentLiabilities

tdc:OtherOtherCurrentLiabilities


Other
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value5449747053676176104675159
Percentage of OtherOtherCurrentLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:PostemploymentBenefitAssumptionsUsedCalculatingBenefitObligationInvoluntaryTurnoverRate us-gaap:RetirementPlanType

tdc:PostemploymentBenefitAssumptionsUsedCalculatingBenefitObligationInvoluntaryTurnoverRate

us-gaap:PostemploymentRetirementBenefits


Postemployment
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3.50.030.0250.0230.02
Percentage of PostemploymentBenefitAssumptionsUsedCalculatingBenefitObligationInvoluntaryTurnoverRate100.0100.0100.0100.0100.0

tdc:RevenueRemainingPerformanceObligationAmountofCustomerOnlyGeneralCancellation

tdc:RevenueRemainingPerformanceObligationAmountofCustomerOnlyGeneralCancellation


Revenue
Period End2021-06-302021-03-312020-12-312020-09-30
Value1500167418871772
Percentage of RevenueRemainingPerformanceObligationAmountofCustomerOnlyGeneralCancellation100.0100.0100.0100.0

tdc:RevenueRemainingPerformanceObligationAmountofNonCancelableContracts

tdc:RevenueRemainingPerformanceObligationAmountofNonCancelableContracts


Revenue
Period End2021-06-302021-03-312020-12-312020-09-30
Value441373412322
Percentage of RevenueRemainingPerformanceObligationAmountofNonCancelableContracts100.0100.0100.0100.0

tdc:TaxCreditCarryforwardReserve

tdc:TaxCreditCarryforwardReserve


Tax
Period End2020-12-31
Value17
Percentage of TaxCreditCarryforwardReserve100.0

tdc:TradeAccountsReceivable

tdc:TradeAccountsReceivable


Trade
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value342407590559561591635731683499408392
Percentage of TradeAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:UncertainTaxPositionsRecognizedAsNoncurrentLiabilityOnBalanceSheet

tdc:UncertainTaxPositionsRecognizedAsNoncurrentLiabilityOnBalanceSheet


Uncertain
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1819171420
Percentage of UncertainTaxPositionsRecognizedAsNoncurrentLiabilityOnBalanceSheet100.0100.0100.0100.0100.0

tdc:UncertainTaxPositionsRecognizedasCurrentLiabilityonBalanceSheet

tdc:UncertainTaxPositionsRecognizedasCurrentLiabilityonBalanceSheet


Uncertain
Period End2020-12-31
Value39
Percentage of UncertainTaxPositionsRecognizedasCurrentLiabilityonBalanceSheet100.0

tdc:UncertainTaxPositionsRelatedToBusinessAcquisitionsNotRecognizedOnBalanceSheet

tdc:UncertainTaxPositionsRelatedToBusinessAcquisitionsNotRecognizedOnBalanceSheet


Uncertain
Period End2020-12-31
Value21
Percentage of UncertainTaxPositionsRelatedToBusinessAcquisitionsNotRecognizedOnBalanceSheet100.0

us-gaap:AccountsReceivableGrossCurrent

us-gaap:AccountsReceivableGrossCurrent


Accounts
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value345415602566567597638735686507411396
Percentage of AccountsReceivableGrossCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsReceivableNet

us-gaap:AccountsReceivableNet


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-01-012018-09-302018-06-302018-03-312018-01-01
Value299367331321339448398328377445588372369451534
Percentage of AccountsReceivableNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value141714121917191818139.09.0
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BuildingsAndImprovementsGross

us-gaap:BuildingsAndImprovementsGross


Buildings
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value9110084827778777467646364
Percentage of BuildingsAndImprovementsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedComputerSoftwareNet

us-gaap:CapitalizedComputerSoftwareNet


Capitalized
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value19253036424960728495107121136150167187193192190190195194197199198196199195189182179173162152145140140133125116102
Percentage of CapitalizedComputerSoftwareNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedComputerSoftwareNet tdc:CapitalizedComputerSoftwareNetByType

tdc:InternalUseSoftware


Capitalized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value131315161313131212111112
Percentage of CapitalizedComputerSoftwareNet0.036.120.813.27.06.86.56.26.97.99.511.8

us-gaap:CapitalizedContractCostNet

us-gaap:CapitalizedContractCostNet


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value979998898887917763575432242217
Percentage of CapitalizedContractCostNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedContractCostNetNoncurrent

us-gaap:CapitalizedContractCostNetNoncurrent


Capitalized
Period End2020-12-312019-12-312018-12-31
Value989154
Percentage of CapitalizedContractCostNetNoncurrent100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:CashAndCashEquivalentsFairValueDisclosure


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value20720516126134122141163218290246
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value20720516126134122141163218290246
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetNet

us-gaap:ContractWithCustomerAssetNet


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-01
Value16191111129.08.08.06.08.0141210.02020
Percentage of ContractWithCustomerAssetNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiability


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value585600537520559599533476580669595486570499
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:ContractWithCustomerLiabilityNoncurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-01-012017-12-31
Value4143383841446168821001051021098585
Percentage of ContractWithCustomerLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:DebtInstrumentCarryingAmount

tdc:SeniorUnsecuredTermLoanIssuedJune2018, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-31
Value437450
Percentage of DebtInstrumentCarryingAmount100.0100.0

tdc:SeniorUnsecuredtermloanIssuedJune2018, us-gaap:SeniorNotes


Debt
Period End2020-09-30
Value463
Percentage of DebtInstrumentCarryingAmount0.0

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxAssetsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value20820922223823625387677066675457
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value8661474291112160
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value352187150127133150142128142178
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

tdc:UnitedStatesAndCertainForeignJurisdictions


Deferred
Period End2020-12-312019-12-312018-12-31
Value171111
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0

us-gaap:DomesticCountry


Deferred
Period End2020-12-312019-12-312018-12-31
Value7.03.01.0
Percentage of DeferredTaxAssetsOperatingLossCarryforwards41.227.39.1

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value1058063595362594141712919
Percentage of DeferredTaxAssetsTaxCreditCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch

us-gaap:DomesticCountry, us-gaap:Research


Deferred
Period End2020-12-312019-12-31
Value1610.0
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsResearch100.0100.0

us-gaap:StateAndLocalJurisdiction, us-gaap:Research


Deferred
Period End2020-12-312019-12-31
Value6556
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsResearch406.2560.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value626349505962615754474740
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value131818131823222227282422
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesLeasingArrangements


Deferred
Period End2020-12-312019-12-312018-12-31
Value9.0130.0
Percentage of DeferredTaxLiabilitiesLeasingArrangements100.0100.00.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value2528190.06.01.0120.05.07.04.06.0
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value5212111222302929262310.00.0
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value153137122125
Percentage of DefinedBenefitPlanAccumulatedBenefitObligation100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3130161420
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax100.0100.0100.0100.0100.0

us-gaap:PostemploymentRetirementBenefits


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value7163474030
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax229.0210.0293.8285.7150.0

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-31000000.0-30000000.0-16000000.0-15000000.0-21000000.0
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax100.0100.0100.0100.0100.0

us-gaap:PostemploymentRetirementBenefits


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-66000000.0-61000000.0-44000000.0-37000000.0-26000000.0
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax212.9203.3275.0246.7123.8

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax

us-gaap:PostemploymentRetirementBenefits


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value5000000.02000000.03000000.03000000.04000000.0
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value8000000.06000000.05000000.010000000.05000000.0
Percentage of DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value0.90.0120.0220.0210.02
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate100.0100.0100.0100.0100.0

us-gaap:PostemploymentRetirementBenefits


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1.60.0180.0250.0260.034
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate177.8150.0113.6123.8170.0

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2.80.030.0340.0330.033
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease100.0100.0100.0100.0100.0

us-gaap:PostemploymentRetirementBenefits


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3.00.030.030.030.03
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease107.1100.088.290.990.9

us-gaap:DefinedBenefitPlanBenefitObligation us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanBenefitObligation

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value164149132136120115
Percentage of DefinedBenefitPlanBenefitObligation100.0100.0100.0100.0100.0100.0

us-gaap:PostemploymentRetirementBenefits


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value646154474249
Percentage of DefinedBenefitPlanBenefitObligation39.040.940.934.635.042.6

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value52494424
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value37393134
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter71.279.670.5141.7

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value10000000.010000000.09000000.07000000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value8000000.04000000.03000000.05000000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths80.040.033.371.4

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value10000000.09000000.09000000.06000000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value7000000.07000000.05000000.06000000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive70.077.855.6100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value10000000.010000000.09000000.06000000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value6000000.06000000.05000000.06000000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour60.060.055.6100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value10000000.010000000.09000000.06000000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value6000000.06000000.05000000.05000000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree60.060.055.683.3

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value10000000.010000000.09000000.06000000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value6000000.06000000.04000000.05000000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo60.060.044.483.3

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear


Defined
Period End2020-12-31
Value3000000.0
Percentage of DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear100.0

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets us-gaap:DefinedBenefitPlanByPlanAssetCategories

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets

tdc:InsuranceContract


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value8.08.08.0121110.0
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

tdc:InsuranceContract, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value8.08.08.01211
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0100.0100.0100.0

us-gaap:EquityFunds, us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2523222421
Percentage of DefinedBenefitPlanFairValueOfPlanAssets312.5287.5275.0200.0190.9

us-gaap:FixedIncomeFunds, us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3230353127
Percentage of DefinedBenefitPlanFairValueOfPlanAssets400.0375.0437.5258.3245.5

us-gaap:MoneyMarketFunds, us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1.01.01.02.01.0
Percentage of DefinedBenefitPlanFairValueOfPlanAssets12.512.512.516.79.1

us-gaap:RealEstate, us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value6.07.02.06.04.0
Percentage of DefinedBenefitPlanFairValueOfPlanAssets75.087.525.050.036.4

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:FairValueByMeasurementFrequency

tdc:InsuranceContract, us-gaap:FairValueMeasurementsRecurring


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value8.08.08.01211
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0100.0100.0100.0

us-gaap:EquityFunds, us-gaap:FairValueMeasurementsRecurring


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2523222421
Percentage of DefinedBenefitPlanFairValueOfPlanAssets312.5287.5275.0200.0190.9

us-gaap:FixedIncomeFunds, us-gaap:FairValueMeasurementsRecurring


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3230353127
Percentage of DefinedBenefitPlanFairValueOfPlanAssets400.0375.0437.5258.3245.5

us-gaap:MoneyMarketFunds, us-gaap:FairValueMeasurementsRecurring


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1.01.01.02.01.0
Percentage of DefinedBenefitPlanFairValueOfPlanAssets12.512.512.516.79.1

us-gaap:RealEstate, us-gaap:FairValueMeasurementsRecurring


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value6.07.02.06.04.0
Percentage of DefinedBenefitPlanFairValueOfPlanAssets75.087.525.050.036.4

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value6461606353
Percentage of DefinedBenefitPlanFairValueOfPlanAssets800.0762.5750.0525.0481.8

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value8.08.08.01211
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value7269687564
Percentage of DefinedBenefitPlanFairValueOfPlanAssets900.0862.5850.0625.0581.8

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value726968756463
Percentage of DefinedBenefitPlanFairValueOfPlanAssets900.0862.5850.0625.0581.8630.0

us-gaap:DefinedBenefitPlanFundedStatusOfPlan us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanFundedStatusOfPlan

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-92.0-80.0-64.0-61.0-56.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan100.0100.0100.0100.0100.0

us-gaap:PostemploymentRetirementBenefits


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-64.0-61.0-54.0-47.0-42.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan69.676.284.477.075.0

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value1231096163
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value33330.00.0
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets100.0100.00.00.0

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value1321196869
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage us-gaap:DefinedBenefitPlanByPlanAssetCategories

us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage

tdc:InsuranceContract


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value12.00.120.120.16
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage100.0100.0100.0100.0

tdc:OtherAsset


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value3.00.030.030.03
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage25.025.025.018.8

us-gaap:DefinedBenefitPlanDebtSecurity


Defined
Period End2020-12-312019-12-312018-12-31
Value49.00.490.5
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage408.3408.3416.7

us-gaap:DefinedBenefitPlanEquitySecurities


Defined
Period End2020-12-312019-12-312018-12-31
Value32.00.320.32
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage266.7266.7266.7

us-gaap:DefinedBenefitPlanRealEstate


Defined
Period End2020-12-312019-12-312018-12-31
Value4.00.040.03
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage33.333.325.0

us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations us-gaap:DefinedBenefitPlanByPlanAssetCategories

us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations

tdc:InsuranceContract


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value12.00.120.120.170.170.160.170.130.110.11
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tdc:OtherAsset


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value2.00.010.020.020.020.040.050.10.090.12
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations16.78.316.711.811.825.029.476.981.8109.1

us-gaap:DefinedBenefitPlanDebtSecurity


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value44.00.430.510.41
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations366.7358.3425.0241.2

us-gaap:DefinedBenefitPlanEquitySecurities


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value34.00.340.320.32
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations283.3283.3266.7188.2

us-gaap:DefinedBenefitPlanRealEstate


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value8.00.10.030.08
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations66.783.325.047.1

us-gaap:DerivativeAssets us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeAssets

us-gaap:ForeignExchangeForward


Derivative
Period End2020-09-30
Value1.0
Percentage of DerivativeAssets100.0

us-gaap:InterestRateSwap


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value202327303233192220127.0
Percentage of DerivativeAssets0.00.00.03000.00.00.00.00.00.00.00.0

us-gaap:DerivativeAssets us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:InterestRateSwap, us-gaap:FairValueInputsLevel2


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value202327303233192220127.0
Percentage of DerivativeAssets0.00.00.03000.00.00.00.00.00.00.00.0

us-gaap:DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral

us-gaap:ForeignExchangeContract


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1378329346158412346253544341723
Percentage of DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeFixedInterestRate us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DerivativeFixedInterestRate

tdc:SeniorUnsecuredtermloanIssuedJune2018, tdc:TermLoan


Derivative
Period End2020-12-312019-12-312018-12-31
Value4.360.04360.0436
Percentage of DerivativeFixedInterestRate100.0100.0100.0

us-gaap:DerivativeLiabilities us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:DerivativeLiabilities

us-gaap:InterestRateSwap, us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2020-12-312019-12-312018-06-30
Value27193.0
Percentage of DerivativeLiabilities100.0100.0100.0

us-gaap:DerivativeLiabilities us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByMeasurementFrequency

us-gaap:InterestRateSwap, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2020-12-312019-12-312018-06-30
Value27193.0
Percentage of DerivativeLiabilities100.0100.0100.0

us-gaap:DerivativeNotionalAmount us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeNotionalAmount

us-gaap:ForeignExchangeContract


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value16112190124147199150261256
Percentage of DerivativeNotionalAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRateSwap


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-06-30
Value437450456463469475482488500500
Percentage of DerivativeNotionalAmount271.4371.9506.7373.4319.0238.7321.3187.0195.30.0

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1191061701311198615711511410322414713611017313912910913912512511812012411711912512712513313612411611515813612111116914012899134109
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:RestrictedStock


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value12213767988696876881
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiability


Finance
Period End2020-12-312019-12-31
Value145130
Percentage of FinanceLeaseLiability100.0100.0

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityCurrent


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value8792757569605542322117
Percentage of FinanceLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityNoncurrent


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value7384707075757566543830
Percentage of FinanceLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDue


Finance
Period End2020-12-312019-12-31
Value153137
Percentage of FinanceLeaseLiabilityPaymentsDue100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths


Finance
Period End2020-12-312019-12-31
Value8060
Percentage of FinanceLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree


Finance
Period End2020-12-312019-12-31
Value1723
Percentage of FinanceLeaseLiabilityPaymentsDueYearThree100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo


Finance
Period End2020-12-312019-12-31
Value5654
Percentage of FinanceLeaseLiabilityPaymentsDueYearTwo100.0100.0

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount


Finance
Period End2020-12-312019-12-31
Value8000000.07000000.0
Percentage of FinanceLeaseLiabilityUndiscountedExcessAmount100.0100.0

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseRightOfUseAsset


Finance
Period End2020-12-312019-12-31
Value170141
Percentage of FinanceLeaseRightOfUseAsset100.0100.0

us-gaap:FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization

us-gaap:FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization


Finance
Period End2020-12-312019-12-31
Value252167
Percentage of FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization100.0100.0

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent


Finance
Period End2020-12-312019-12-31
Value4.334.58
Percentage of FinanceLeaseWeightedAverageDiscountRatePercent100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

tdc:InternalUseSoftware


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value6.07.06.07.06.06.05.05.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

tdc:InternalUseSoftware


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value6.06.06.06.00.00.00.00.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0100.0100.0100.00.00.00.00.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

tdc:InternalUseSoftware


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value6.06.06.07.00.00.01.01.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0100.0100.0100.00.00.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

tdc:InternalUseSoftware


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value6.06.07.07.03.03.03.02.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

tdc:InternalUseSoftware


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value6.06.07.07.04.04.04.04.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GuaranteeObligationsMaximumExposure

us-gaap:GuaranteeObligationsMaximumExposure


Guarantee
Period End2020-09-30
Value1000000.0
Percentage of GuaranteeObligationsMaximumExposure100.0

us-gaap:IncomeTaxReceivable

us-gaap:IncomeTaxReceivable


Income
Period End2020-12-312019-12-31
Value7415
Percentage of IncomeTaxReceivable100.0100.0

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryFinishedGoodsNetOfReserves


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-31
Value10.06.0183.0141719242340163317311833292620292137323529252127332539444944261941
Percentage of InventoryFinishedGoodsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryPartsAndComponentsNetOfReserves

us-gaap:InventoryPartsAndComponentsNetOfReserves


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-31
Value10.010.01111121112121212121211121212131414151617171717171717171717232121212220
Percentage of InventoryPartsAndComponentsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-312019-12-31
Value1924
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceived

us-gaap:LessorOperatingLeasePaymentsToBeReceived


Lessor
Period End2020-12-31
Value342
Percentage of LessorOperatingLeasePaymentsToBeReceived100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths

us-gaap:LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths


Lessor
Period End2020-12-31
Value151
Percentage of LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThreeYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThreeYears


Lessor
Period End2020-12-31
Value73
Percentage of LessorOperatingLeasePaymentsToBeReceivedThreeYears100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedTwoYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedTwoYears


Lessor
Period End2020-12-31
Value118
Percentage of LessorOperatingLeasePaymentsToBeReceivedTwoYears100.0

us-gaap:LoansPayable

us-gaap:LoansPayable


Loans
Period End2020-12-312011-12-312011-09-302011-06-302011-04-05
Value456300300300300
Percentage of LoansPayable100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour


Long
Period End2020-12-31
Value325
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


Long
Period End2020-12-31
Value87
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo


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

us-gaap:MoneyMarketFundsAtCarryingValue us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:MoneyMarketFundsAtCarryingValue

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Money
Period End2020-12-312019-12-312018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value16141326501483489617473428402447351414419430393318
Percentage of MoneyMarketFundsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MoneyMarketFundsAtCarryingValue us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Money
Period End2020-12-312019-12-312018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value16141326501483489617473428402447351414419430393318
Percentage of MoneyMarketFundsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NontradeReceivablesCurrent

us-gaap:NontradeReceivablesCurrent


Nontrade
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value3.08.0127.06.06.03.04.03.08.03.04.0
Percentage of NontradeReceivablesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesCurrentAndNoncurrent

us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesCurrentAndNoncurrent


Pension
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value121110.02.07.017
Percentage of PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent

us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent


Pension
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value143143152136135133137101102104113109109111109107107101968888818996999599737275768172717380767777838585
Percentage of PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities us-gaap:RetirementPlanType

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities

us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2000000.01000000.01000000.02000000.01000000.0
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities100.0100.0100.0100.0100.0

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent us-gaap:RetirementPlanType

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent

us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value9280646156
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0

us-gaap:PostemploymentBenefitsLiabilityCurrent us-gaap:RetirementPlanType

us-gaap:PostemploymentBenefitsLiabilityCurrent

us-gaap:PostemploymentRetirementBenefits


Postemployment
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value10.010.09.07.06.0
Percentage of PostemploymentBenefitsLiabilityCurrent100.0100.0100.0100.0100.0

us-gaap:PostemploymentBenefitsLiabilityCurrentAndNoncurrent us-gaap:RetirementPlanType

us-gaap:PostemploymentBenefitsLiabilityCurrentAndNoncurrent

us-gaap:PostemploymentRetirementBenefits


Postemployment
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value6461544742
Percentage of PostemploymentBenefitsLiabilityCurrentAndNoncurrent100.0100.0100.0100.0100.0

us-gaap:PostemploymentBenefitsLiabilityNoncurrent us-gaap:RetirementPlanType

us-gaap:PostemploymentBenefitsLiabilityNoncurrent

us-gaap:PostemploymentRetirementBenefits


Postemployment
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value5451454036
Percentage of PostemploymentBenefitsLiabilityNoncurrent100.0100.0100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization


Property
Period End2020-12-312019-12-31
Value528440
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization100.0100.0

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value325344339336337350
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization100.0100.0100.0100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization us-gaap:StatementGeographical

country:US


Property
Period End2020-12-312019-12-31
Value248261
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization73.274.6

tdc:AsiaPacificJapan


Property
Period End2020-12-312019-12-31
Value3034
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization8.89.7

tdc:NorthAmericaAndLatinAmericaRegionExcludingUnitedStates


Property
Period End2020-12-312019-12-31
Value1819
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization5.35.4

us-gaap:EMEA


Property
Period End2020-12-312019-12-31
Value4336
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization12.710.3

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization


Property
Period End2020-12-312019-12-31
Value867790
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization100.0100.0

us-gaap:RestrictedCash

us-gaap:RestrictedCash


Restricted
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value4000000.02000000.01000000.001000000.01000000.00
Percentage of RestrictedCash100.0100.0100.00.0100.0100.00.0

us-gaap:RestrictedCashAndCashEquivalents

us-gaap:RestrictedCashAndCashEquivalents


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-31
Value3000000.04000000.04000000.01000000.01000000.02000000.02000000.01000000.02000000.01000000.01000000.000
Percentage of RestrictedCashAndCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:RestructuringAndRelatedCostCostIncurredToDate1 us-gaap:RestructuringPlan

us-gaap:RestructuringAndRelatedCostCostIncurredToDate1

tdc:WorkforceReductionPlan


Restructuring
Period End2020-12-31
Value42
Percentage of RestructuringAndRelatedCostCostIncurredToDate1100.0

us-gaap:RestructuringAndRelatedCostExpectedCost1 us-gaap:Range, us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan

us-gaap:RestructuringAndRelatedCostExpectedCost1

srt:Maximum, tdc:OutsideServicesLegalAndOtherAssociatedCosts, tdc:WorkforceReductionPlan


Restructuring
Period End2020-11-02
Value12
Percentage of RestructuringAndRelatedCostExpectedCost1100.0

srt:Maximum, us-gaap:EmployeeSeverance, tdc:VoluntarySeparationProgram


Restructuring
Period End2020-11-02
Value33
Percentage of RestructuringAndRelatedCostExpectedCost1275.0

srt:Maximum, us-gaap:EmployeeSeverance, tdc:WorkforceReductionPlan


Restructuring
Period End2020-11-02
Value14
Percentage of RestructuringAndRelatedCostExpectedCost1116.7

srt:Maximum, us-gaap:FacilityClosing, tdc:WorkforceReductionPlan


Restructuring
Period End2020-11-02
Value6.0
Percentage of RestructuringAndRelatedCostExpectedCost150.0

srt:Minimum, tdc:OutsideServicesLegalAndOtherAssociatedCosts, tdc:WorkforceReductionPlan


Restructuring
Period End2020-11-02
Value8.0
Percentage of RestructuringAndRelatedCostExpectedCost166.7

srt:Minimum, us-gaap:EmployeeSeverance, tdc:VoluntarySeparationProgram


Restructuring
Period End2020-11-02
Value30
Percentage of RestructuringAndRelatedCostExpectedCost1250.0

srt:Minimum, us-gaap:EmployeeSeverance, tdc:WorkforceReductionPlan


Restructuring
Period End2020-11-02
Value12
Percentage of RestructuringAndRelatedCostExpectedCost1100.0

srt:Minimum, us-gaap:FacilityClosing, tdc:WorkforceReductionPlan


Restructuring
Period End2020-11-02
Value5.0
Percentage of RestructuringAndRelatedCostExpectedCost141.7

us-gaap:RestructuringAndRelatedCostExpectedCost1 us-gaap:Range, us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan, us-gaap:SubsequentEventType

srt:Maximum, tdc:OutsideServicesLegalAndOtherAssociatedCosts, tdc:WorkforceReductionPlan, us-gaap:SubsequentEvent


Restructuring
Period End2020-11-02
Value13
Percentage of RestructuringAndRelatedCostExpectedCost1108.3

srt:Maximum, us-gaap:EmployeeSeverance, tdc:VoluntarySeparationProgram, us-gaap:SubsequentEvent


Restructuring
Period End2020-11-02
Value37
Percentage of RestructuringAndRelatedCostExpectedCost1308.3

srt:Maximum, us-gaap:EmployeeSeverance, tdc:WorkforceReductionPlan, us-gaap:SubsequentEvent


Restructuring
Period End2020-11-02
Value18
Percentage of RestructuringAndRelatedCostExpectedCost1150.0

srt:Maximum, us-gaap:FacilityClosing, tdc:WorkforceReductionPlan, us-gaap:SubsequentEvent


Restructuring
Period End2020-11-02
Value12
Percentage of RestructuringAndRelatedCostExpectedCost1100.0

srt:Minimum, tdc:OutsideServicesLegalAndOtherAssociatedCosts, tdc:WorkforceReductionPlan, us-gaap:SubsequentEvent


Restructuring
Period End2020-11-02
Value11
Percentage of RestructuringAndRelatedCostExpectedCost191.7

srt:Minimum, us-gaap:EmployeeSeverance, tdc:VoluntarySeparationProgram, us-gaap:SubsequentEvent


Restructuring
Period End2020-11-02
Value32
Percentage of RestructuringAndRelatedCostExpectedCost1266.7

srt:Minimum, us-gaap:EmployeeSeverance, tdc:WorkforceReductionPlan, us-gaap:SubsequentEvent


Restructuring
Period End2020-11-02
Value16
Percentage of RestructuringAndRelatedCostExpectedCost1133.3

srt:Minimum, us-gaap:FacilityClosing, tdc:WorkforceReductionPlan, us-gaap:SubsequentEvent


Restructuring
Period End2020-11-02
Value11
Percentage of RestructuringAndRelatedCostExpectedCost191.7

us-gaap:RestructuringAndRelatedCostExpectedCost1 us-gaap:Range, us-gaap:RestructuringPlan

srt:Maximum, tdc:WorkforceReductionPlan


Restructuring
Period End2020-11-02
Value65
Percentage of RestructuringAndRelatedCostExpectedCost1541.7

srt:Minimum, tdc:WorkforceReductionPlan


Restructuring
Period End2020-11-02
Value55
Percentage of RestructuringAndRelatedCostExpectedCost1458.3

us-gaap:RestructuringAndRelatedCostExpectedCost1 us-gaap:Range, us-gaap:RestructuringPlan, us-gaap:SubsequentEventType

srt:Maximum, tdc:WorkforceReductionPlan, us-gaap:SubsequentEvent


Restructuring
Period End2020-11-02
Value80
Percentage of RestructuringAndRelatedCostExpectedCost1666.7

srt:Minimum, tdc:WorkforceReductionPlan, us-gaap:SubsequentEvent


Restructuring
Period End2020-11-02
Value70
Percentage of RestructuringAndRelatedCostExpectedCost1583.3

us-gaap:RestructuringAndRelatedCostExpectedCost1 us-gaap:RestructuringPlan

tdc:VoluntarySeparationProgram


Restructuring
Period End2020-09-30
Value32
Percentage of RestructuringAndRelatedCostExpectedCost10.0

us-gaap:RestructuringReserve us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan

us-gaap:RestructuringReserve

us-gaap:EmployeeSeverance, tdc:WorkforceReductionPlan


Restructuring
Period End2021-03-312020-12-31
Value1.02.0
Percentage of RestructuringReserve100.0100.0

us-gaap:RestructuringReserve us-gaap:RestructuringPlan

tdc:A2020RestructuringPlan


Restructuring
Period End2021-06-302021-03-312020-12-31
Value2.08.018
Percentage of RestructuringReserve0.0800.0900.0

tdc:VoluntarySeparationProgram


Restructuring
Period End2021-06-302021-03-312020-12-31
Value2.07.016
Percentage of RestructuringReserve0.0700.0800.0

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:RevenueRemainingPerformanceObligation


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2611270229212577259526612732255825302476254718521820843
Percentage of RevenueRemainingPerformanceObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SalesAndExciseTaxPayableCurrent

us-gaap:SalesAndExciseTaxPayableCurrent


Sales
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value333134302835403428231917
Percentage of SalesAndExciseTaxPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value7512000.05169000.03231000.04226000.04042000.04146000.03252000.02578000.02373000.01836000.01400000.01282000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value27.040.9534.2732.7631.5738.5847.1850.351.3739.7129.8425.24
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized

tdc:A2012StockIncentivePlan


Share
Period End2020-12-31
Value27
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized100.0

tdc:NewEmployeeStockInducementPlan


Share
Period End2020-12-31
Value1.3
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized4.7

us-gaap:StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased us-gaap:ShareRepurchaseProgram

us-gaap:StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased

tdc:EmployeeStockPuchaseProgram


Stock
Period End2020-12-31
Value1300000.0
Percentage of StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased100.0

us-gaap:TaxCreditCarryforwardValuationAllowance

us-gaap:TaxCreditCarryforwardValuationAllowance


Tax
Period End2020-12-31
Value47
Percentage of TaxCreditCarryforwardValuationAllowance100.0

us-gaap:TaxesPayableCurrentAndNoncurrent

us-gaap:TaxesPayableCurrentAndNoncurrent


Taxes
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value82921021330.0
Percentage of TaxesPayableCurrentAndNoncurrent100.0100.0100.0100.00.0

us-gaap:UnamortizedDebtIssuanceExpense us-gaap:LongtermDebtType

us-gaap:UnamortizedDebtIssuanceExpense

tdc:TermLoan


Unamortized
Period End2020-12-312019-12-312018-12-31
Value1000000.02000000.02000000.0
Percentage of UnamortizedDebtIssuanceExpense100.0100.0100.0

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued


Unrecognized
Period End2020-12-31
Value1000000.0
Percentage of UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued100.0

us-gaap:ValuationAllowancesAndReservesBalance us-gaap:ValuationAllowancesAndReservesType

us-gaap:ValuationAllowancesAndReservesBalance

us-gaap:AllowanceForCreditLoss


Valuation
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value151814121922
Percentage of ValuationAllowancesAndReservesBalance100.0100.0100.0100.0100.0100.0

us-gaap:ValuationAllowanceOfDeferredTaxAssets


Valuation
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value51453932262520139.00.00.0
Percentage of ValuationAllowancesAndReservesBalance340.0250.0278.6266.7136.8113.60.00.00.00.00.0

Line plots across dimensions of each concept


COGS Ratio
us-gaap:ProductOrService
(None,)
C O G S  Ratious-gaap: Product Or Service
COGS Ratio
us-gaap:Restatement, us-gaap:ReclassificationType
('srt:RevisionOfPriorPeriodReclassificationAdjustment', None)
C O G S  Ratious-gaap: Restatement, us-gaap: Reclassification Type
us-gaap:CostOfGoodsAndServicesSold
us-gaap:ProductOrService
(None,)
Cost Of Goods And Services Soldus-gaap: Product Or Service
us-gaap:CostOfGoodsAndServicesSold
us-gaap:Restatement, us-gaap:ReclassificationType
('srt:RevisionOfPriorPeriodReclassificationAdjustment', None)
Cost Of Goods And Services Soldus-gaap: Restatement, us-gaap: Reclassification Type
us-gaap:GrossProfit
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)
Gross Profitus-gaap: Consolidation Items, us-gaap: Statement Business Segments
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:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:StatementBusinessSegments
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Statement Business Segments
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:Restatement, us-gaap:ReclassificationType
('srt:RevisionOfPriorPeriodReclassificationAdjustment', None)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Restatement, us-gaap: Reclassification Type
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:Goodwill
us-gaap:StatementGeographical
(None,)
Goodwillus-gaap: Statement Geographical
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components