TTGT


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

Table of contents



us-gaap:CommonStockValue

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding
us-gaap:IncomeStatementLocation

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted
us-gaap:IncomeStatementLocation
us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization

us-gaap:CostOfGoodsAndServicesSold

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GrossProfit

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
us-gaap:BusinessAcquisition

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:InterestIncomeExpenseNet

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:OperatingExpenses

us-gaap:OperatingIncomeLoss

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:ProfitLoss

us-gaap:ResearchAndDevelopmentExpense

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:BusinessAcquisition
us-gaap:MajorCustomers
us-gaap:MajorCustomers, us-gaap:StatementGeographical
us-gaap:StatementGeographical

us-gaap:SellingAndMarketingExpense

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements
us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:AccountsReceivableNetCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:NoncurrentAssets
us-gaap:StatementGeographical

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AmortizationOfIntangibleAssets

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill
us-gaap:BusinessAcquisition
us-gaap:Restatement, us-gaap:BusinessAcquisition

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent
us-gaap:AdjustmentsForNewAccountingPronouncements
us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:BalanceSheetLocation

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:DeferredIncomeTaxLiabilitiesNet
us-gaap:AdjustmentsForNewAccountingPronouncements
us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements

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:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements
us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock
us-gaap:AdjustmentsForNewAccountingPronouncements
us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements

us-gaap:RetainedEarningsAccumulatedDeficit
us-gaap:AdjustmentsForNewAccountingPronouncements
us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:AmortizationOfFinancingCosts

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsForRepurchaseOfCommonStock
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateStatedPercentage

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsValuationAllowance
us-gaap:BusinessAcquisition

ttgt:AdjustmentsRelatedToRegistrationFees
us-gaap:StatementEquityComponents

ttgt:AmortizationExcludingCostOfAmortization

ttgt:AmortizationOfIntangibleAssetsAndOtherExcludingFinancingCosts
us-gaap:Range, us-gaap:CreditFacility, us-gaap:LongtermDebtType
ttgt:AssetCoverageRatio

ttgt:ContractWithCustomerLiabilityBillings

ttgt:ContractWithCustomerLiabilityFromDeferredRevenue

ttgt:ContractWithCustomerLiabilityIncreaseFromDeferralOfRevenue
us-gaap:AdjustmentsForNewAccountingPronouncements

ttgt:ContractWithCustomerLiabilityRecognitionOfPreviouslyUnearnedRevenue

ttgt:ContractWithCustomerLiabilityRevenueRecognizedDuringPeriod

ttgt:DebtInstrumentImpliedInterestRateWithoutConversionOption
us-gaap:BalanceSheetLocation, us-gaap:UnusualOrInfrequentItem
ttgt:DeferredEmployeeShareOfFederalInsuranceContributionsActTaxAmount
us-gaap:FairValueByLiabilityClass
ttgt:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAmortizationOfDiscountOnContingentLiabilities
us-gaap:FairValueByLiabilityClass
ttgt:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisPaymentsOnContingentLiabilities

ttgt:IncreaseDecreaseInOperatingLeaseRightOfUseAssetsAndLiabilitiesNet

ttgt:NumberOfWebsites

ttgt:PaymentsForEarnOutLiabilities

ttgt:PaymentsOnLoanPrincipal

ttgt:PercentageOfSalePriceOfCommonStockAndConversionRate

ttgt:WeightedAverageNumberOfBasicSharesOutstanding

ttgt:WeightedAverageSharesOfCommonStockAndVestedUndeliveredRestrictedStockUnitsOutstandingAndPotentiallyDilutiveShares

ttgt:WeightedAverageSharesOfCommonStockAndVestedUndeliveredRestrictedStockUnitsOutstandingBasic

ttgt:WeightedAverageSharesOfCommonStockAndVestedUndeliveredRestrictedStockUnitsOutstandingDiluted

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:StatementEquityComponents
us-gaap:BusinessAcquisition, us-gaap:IncomeStatementLocation
us-gaap:BusinessCombinationAcquisitionRelatedCosts
us-gaap:AdjustmentsForNewAccountingPronouncements
us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:CostOfGoodsAndServicesSoldAmortization

us-gaap:CostOfGoodsAndServicesSoldDepreciation
us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType, us-gaap:VariableRate
us-gaap:DebtInstrumentBasisSpreadOnVariableRate1
us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:VariableRate
us-gaap:Range, us-gaap:CreditFacility, us-gaap:LongtermDebtType
us-gaap:Range, us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
us-gaap:DebtInstrument
us-gaap:DebtInstrumentConvertibleConversionRatio1

us-gaap:DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger

us-gaap:DeferredIncomeTaxesAndTaxCredits

us-gaap:Depreciation

us-gaap:DepreciationAndAmortization

us-gaap:DepreciationNonproduction

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
us-gaap:Range, us-gaap:IncomeTaxAuthority
us-gaap:EffectiveIncomeTaxRateReconciliationTaxContingenciesForeign
us-gaap:FairValueByLiabilityClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease

us-gaap:GoodwillPeriodIncreaseDecrease

us-gaap:IncreaseDecreaseInAccountsPayableTrade

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities

us-gaap:IncreaseDecreaseInOtherAccruedLiabilities

us-gaap:IncreaseDecreaseInOtherNoncurrentAssets

us-gaap:IncreaseDecreaseInOtherNoncurrentLiabilities

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:LeaseCost

us-gaap:OperatingLeaseCost
us-gaap:LeaseContractualTerm
us-gaap:OperatingLeasesIncomeStatementMinimumLeaseRevenue

us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:PaymentsForProceedsFromInvestments

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfStockIssuanceCosts

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

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

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProvisionForDoubtfulAccounts
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice

us-gaap:ShortTermLeaseCost

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardGross
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
us-gaap:StatementEquityComponents

us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment
us-gaap:BalanceSheetLocation
ttgt:AccruedSalesIncentives
us-gaap:BusinessAcquisition
ttgt:BusinessAcquisitionCostOfAcquiredEntityPotentialCashEarnOuts

ttgt:DebtInstrumentPrincipalAmountConverted
us-gaap:DebtInstrument
us-gaap:Range

ttgt:DeferredTaxAssetsRightOfUseOperatingLeaseLiability

ttgt:DeferredTaxLiabilitiesConvertibleDebtBasisDifference

ttgt:DeferredTaxLiabilitiesRightOfUseOperatingLeaseAsset
us-gaap:FairValueByLiabilityClass
ttgt:FairValueMeasurementWithUnobservableInputsAmountsIncludedInAccruedExpensesAndOtherCurrentLiabilities
us-gaap:FairValueByLiabilityClass
ttgt:FairValueMeasurementWithUnobservableInputsAmountsIncludedInOtherLiabilities
us-gaap:FairValueByLiabilityClass
ttgt:FairValueMeasurementWithUnobservableInputsContingentConsideration

ttgt:FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour

ttgt:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour
us-gaap:StatementGeographical
ttgt:LongLivedAssetsPercentage
us-gaap:LeaseContractualTerm
ttgt:OneTimeCashAllowanceFromLeaseAgreement

us-gaap:AccountsPayableAndOtherAccruedLiabilitiesCurrent

us-gaap:AccountsPayableTradeCurrent

us-gaap:AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:AssetsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:InvestmentType
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency, us-gaap:InvestmentType

us-gaap:AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedLossBeforeTax
us-gaap:InvestmentType

us-gaap:AvailableForSaleSecurities
us-gaap:InvestmentType

us-gaap:AvailableForSaleSecuritiesAmortizedCost
us-gaap:InvestmentType

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationContingentConsiderationAsset
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable
us-gaap:Restatement, us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities
us-gaap:Restatement, us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets
us-gaap:Restatement, us-gaap:BusinessAcquisition

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:ConvertibleDebt
us-gaap:AdjustmentsForNewAccountingPronouncements
us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements

us-gaap:ConvertibleDebtFairValueDisclosures
us-gaap:DebtInstrument
us-gaap:DebtInstrumentConvertibleConversionPrice1

us-gaap:DebtInstrumentInterestRateEffectivePercentage

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredRevenue

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:FairValueByLiabilityClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
us-gaap:ContingentConsiderationByType, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:LiabilitiesFairValueDisclosure
us-gaap:ContingentConsiderationByType, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent
us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwards
us-gaap:TaxPeriod

us-gaap:PrepaidTaxes
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice
us-gaap:StatementEquityComponents
us-gaap:SharePrice
us-gaap:AwardType
us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueNonvested

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:TreasuryStockCommonValue

us-gaap:UndistributedEarningsOfForeignSubsidiaries

Plots across concepts


IncomeStatement
Net Income Loss
Expenses
Interest Expense Debt
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Property Plant And Equipment Net
Current Assets
Prepaid Expense And Other Assets Current
NonCurrent Assets
Other Assets Noncurrent
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Operating Lease Liability
Current Liabilities
Accrued Income Taxes Current
Noncurrent Liabilities
Other Liabilities Noncurrent
Stockholders Equity
Common Stock Value
CashFlow
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInOperatingActivities
Increase Decrease In Prepaid Deferred Expense And Other Assets
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Weighted Average Number Of Shares Outstanding Basic
OperatingLeaseLiability
Operating Lease Liability Current
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Accumulated Amortization
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:CommonStockValue ████▇▇▇▇▇▇▇▇▇▆▆▆▆▆▆▆▅▅▅▅▅▅▅▄▄▃▃▃▃▃▂▂▂▂▂▁▁0.0560.0560.0560.0560.0550.0550.0550.0550.0540.0540.0540.0540.0540.0530.0530.0530.0530.0530.0520.0520.0510.0510.0510.0510.0510.0510.050.0490.0490.0480.0480.0470.0470.0470.0460.0460.0450.0450.0450.0440.044NA0.043NANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁32.14429.242NA0.0284730.0281630.02844NA0.028370.0282320.028206NA0.0287640.0287590.028512NA0.028320.0283330.027532NA0.0283250.0329380.032594NA34.22079134.98947734.971427NA34.66334.02233.631NA39.50165339.11037840.023049NA40.87840.95240.853NA40.00840.69137.94NA43.20945.053
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁28.15228.141NA0.0277810.0275330.028004NA0.027910.027640.027805NA0.0278270.0275410.027513NA0.0275550.0274770.027532NA0.027540.0318170.032594NA32.78995333.26808933.135628NA33.14532.89132.684NA39.04869739.11037840.023049NA40.32840.18539.862NA38.51138.33237.94NA43.20942.944
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount █▁0.0450.026NA0.0220.0290.0375NA0.0410.60.5NA0.50.020.0NA0.30.30.4NA1.20.40.4NANANANANA1.12.93.0NANA5.95.351055NANANA4.065883NANANANANANANA
us-gaap:EarningsPerShareBasic ▇▄▅█▆▄▆▇▆▅▄▆▆▄▅▄▃▂▂▂▄▂▄▄▄▂▃▃▃▂▂▂▂▁▃▂▃▂▃▃▃▂▃▂▂0.180.060.109999999999999990.240.170.080.149999999999999970.190.150.120.099999999999999980.140.160.080.120.080.050.00.00.00.080.00.060.060.090.010.050.030.040.00.00.01-0.02-0.040.030.020.050.010.050.030.05-0.00.03-0.010.01
us-gaap:EarningsPerShareDiluted ▆▄▅█▆▄▆▇▆▅▄▅▆▄▅▄▃▂▂▂▄▂▄▄▄▂▃▃▃▂▂▂▂▁▂▂▃▂▃▂▃▂▃▂▂0.170.060.130.240.170.080.149999999999999970.190.150.120.090000000000000020.130.150.070.120.070.050.00.00.00.070.00.060.060.080.010.050.030.040.00.00.01-0.02-0.040.020.020.050.010.050.020.04-0.00.03-0.010.01
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 EBT Margin us-gaap:BusinessAcquisition ttgt:BrightTALKLimitedNANA1.253NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 TTM Greenblatt ROC _ _█▄▅▅▆▄▅▆▅▄▄▄▅▄▅▄▄▂▃▃▄▂▄▄▄▂▄▃▃▂▃▂▂▁▄▃▄▃▅▃▄▂11.9343.2215.8896.4726.8753.5845.3666.9116.0884.3754.253.3846.3932.5945.222.8872.485-0.1821.70.5494.3040.2384.3413.4534.220.1563.5841.7572.0310.2170.537-0.107-0.074-2.832.8471.2233.4940.5384.672.0493.587-0.02NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation us-gaap:CostOfSales▆█▃▃▂▂▂▂▁▁▂▂▁▁▁▁▁0.3840.5120.150.1210.0710.0680.0660.0640.0410.040.0450.0530.0310.0310.0050.0130.012NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation us-gaap:GeneralAndAdministrativeExpense▆▆▇▄▃▃█▃▂▂▄▄▂▂▂▂▂▂▂▂▁▂▂▃▂▂▆▂▂▂▂▂▂▂▂▂▁1.9721.9112.0981.2360.9790.9762.5120.8490.6640.6391.2011.3940.6350.6240.6190.8110.6090.5980.7090.7030.4850.5650.6840.8580.6230.7341.9020.6510.5850.6540.6330.6380.5360.6240.5530.5430.357NANANANANANANANA
 us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation us-gaap:ResearchAndDevelopmentExpense▂█▂▂▂▃▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁▁▂▂▂0.1210.6550.1120.1170.1250.1960.1160.1060.0930.0920.0870.0730.020.020.020.0180.0410.0340.0350.0450.0430.0360.0370.0370.0270.010.0370.0340.0270.0310.0580.0520.0480.0530.0710.0660.063NANANANANANANANA
 us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation us-gaap:SellingAndMarketingExpense███▆▅▅▅▄▇▄▄▃▂▂▂▃▂▂▂▃▂▂▂▂▁▁▂▂▁▁▂▁▁▁▁▂▁3.5353.5233.4052.8492.1182.1882.3691.9112.9641.6911.6361.6080.8280.8270.9591.2840.9270.951.0161.260.9210.9221.0851.1060.650.6891.1420.9050.5520.6880.8150.6450.5880.7030.6750.8240.658NANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▇▅▆█▆▄▆▆▆▅▄▅▆▄▅▄▃▂▂▂▄▂▄▄▄▂▃▃▃▂▂▃▁▁▃▃▄▃▄▃▄▂5.6952.8445.0947.0044.8782.0224.2315.1164.0933.3312.6283.654.1652.2323.4572.1511.50.0080.049-0.0332.3370.141.9271.9892.820.2151.5820.7531.2960.1640.0620.573-0.786-1.3511.0050.7581.8810.4941.7970.9691.722-0.054NANANA
us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization █▁17.11415.168NANA8.7858.151NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CostOfGoodsAndServicesSold NANA11.1969.2128.7858.1518.8478.0477.9527.0127.6657.4457.1246.7257.3646.9517.085NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:GeneralAndAdministrativeExpense ▅▅█▂▂▂▃▁▂▁▂▂▂▂▁▂▂▁▁▂▁▂▁▂▂▁▂▂▂▂▂▂▂▂▂▂▁▂▂▁▂▂▂▂▂6.2086.4359.0073.3553.2673.3554.8363.1073.1233.0223.8943.9383.3273.3992.673.2883.1983.0562.9783.1383.0443.213.1113.2653.5913.024.0143.6283.7743.3323.6093.5953.6453.3073.1453.4332.9793.6493.3183.1053.4583.7993.8593.5673.757
us-gaap:GrossProfit █▆▆▄▄▃▄▄▄▃▃▃▃▃▃▃▂▂▂▂▃▂▃▃▃▂▃▂▂▂▂▂▂▁▂▂▂▂▃▂▃▂▃▂▂45.82137.03634.72427.03226.01123.26527.04325.76226.33422.9624.15523.29724.34820.57422.93921.06119.57916.64118.86218.13821.5717.83821.59321.49522.16116.67423.11819.67819.0216.3417.1715.37615.87312.94418.65217.3519.26616.90922.2818.85721.1416.08320.67915.93118.52
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest █▄▅▆▆▄▅▆▅▄▄▄▅▄▅▄▄▂▃▂▄▂▄▄▅▂▄▃▃▂▃▂▂▁▄▃▄▃11.4482.5255.966.5636.8653.1155.4736.5025.8354.2383.6783.0225.7492.3944.9742.6972.391-0.3450.9630.0783.7960.184.2143.2444.47-0.0073.3721.5272.020.2070.502-0.086-0.083-2.8272.8691.263.5170.563NANANANANANANA
us-gaap:IncomeTaxExpenseBenefit █▃▅▂▄▃▃▃▄▃▃▁▃▂▄▃▃▂▃▂▃▂▄▃▄▂▄▃▃▂▃▂▃▁▄▃▄▂▅▃▄▂▄▂▃6.3280.7152.654-0.2192.0920.9081.391.1511.6840.9481.006-0.7471.3290.31.5770.6231.03-0.3160.8730.11.3970.2282.2451.2031.641-0.3541.6670.5890.7170.0720.503-0.6630.788-1.2851.8470.5881.5520.1982.7131.1061.7750.0612.1360.2661.019
us-gaap:IncomeTaxesPaidNet █▂▂█▂▂▂▄▃▂▂▃▄▂▂▂▂▂▂▂▂▃▃▄▅▂▃▁▂▂▂▂▃▅▂▃▃▄▃▅▂▄▄▃5.2160.090.04.8140.0220.070.0692.1051.2860.121-0.1090.9431.7290.0620.1230.065-0.046-0.1850.0260.1480.0740.4630.8281.362.9790.2020.819-0.8880.00.187-0.0010.00.5562.2790.0390.9330.7111.9790.5522.2540.0171.331.8160.516NA
us-gaap:InterestIncomeExpenseNet ▃▁▇▇▆▃▇▃▄▅▂▄▂▅▄▅▆▅▁▃▃▆▅▅█▅▅▅▇-0.486-0.6960.0710.091-0.01-0.4690.107-0.409-0.253-0.137-0.572-0.362-0.644-0.2-0.246-0.19-0.094-0.163-0.737-0.471-0.508-0.058-0.127-0.2090.25-0.163-0.212-0.230.099NANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▇▄▅█▆▄▆▇▆▅▅▅▆▄▅▄▃▂▂▂▄▂▄▄▅▃▄▃▃▂▂▃▂▁▃▃▄▃▄▃▄▂▃▂▃5.121.813.3066.7824.7732.2074.0835.3514.1513.292.6723.7694.422.0943.3972.0741.361-0.0290.09-0.0222.399-0.0481.9692.0412.8290.3471.7050.9381.3030.135-0.0010.577-0.871-1.5421.0220.6721.9650.3651.9820.9631.818-0.0751.324-0.6120.446
us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted █▁5.511.81NANA4.7732.207NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingExpenses ██▆▃▂▃▃▂▃▂▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▁▃▂▂▁▁▁▁▁▁▁▁▁▂▂▂▁▂▁▂33.88733.81528.83520.5619.13619.68121.67718.85120.24618.58519.90519.91317.95517.9817.71918.17417.09416.82317.16217.58917.26617.617.25218.04217.94116.51819.53417.92116.98916.12316.63315.48315.94715.77415.80516.12715.77216.37117.6116.80817.55316.10317.12516.35617.139
us-gaap:OperatingIncomeLoss █▄▅▅▆▄▅▆▅▄▄▄▅▄▅▄▄▂▃▃▄▂▄▄▄▂▄▃▃▂▃▂▂▁▄▃▄▃▅▃▄▂▄▂▃11.9343.2215.8896.4726.8753.5845.3666.9116.0884.3754.253.3846.3932.5945.222.8872.485-0.1821.70.5494.3040.2384.3413.4534.220.1563.5841.7572.0310.2170.537-0.107-0.074-2.832.8471.2233.4940.5384.672.0493.587-0.023.554-0.4251.381
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▄▆█▃▂▂▂▁▂▂▂▁▁▂▂▂▂▂▂▂▂▂▂▂▂▁0.5751.0341.7520.210.021-0.0530.148-0.235-0.0580.041-0.046-0.12-0.2630.1340.0670.0710.140.022-0.0260.011-0.0670.166-0.015-0.065-0.004-0.152NANANANANANANANANANANANANANANANANANANA
us-gaap:ProfitLoss ▆▁▃█▅▂▄▆▄▃▂▄▅▁▃▁5.121.813.3066.7824.7732.2074.0835.3514.1513.292.6723.7694.422.0943.3972.074NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ResearchAndDevelopmentExpense ▆█▃▃▂▃▃▄▃▃▅▅▃▄▃▄▃▃▃▃▃▃▃▃▃▂▃▂▂▁▁▁▁▂▂▃▂▂▃▂▂▃▃▄▄2.5342.9231.9881.9611.8462.0322.0342.0852.0011.9872.3422.342.0692.1182.0472.2092.0161.9432.0112.0741.9452.0081.9571.9152.0321.7761.961.8541.7421.6051.6181.681.6761.7411.8661.9191.8811.8551.9981.8741.871.9462.0382.0872.18
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax █▆▅▄▃▃▄▃▃▃▃▃▃▂▃▂▂▂▂▂▃▂▃▂▃▂▃▂▂▂▂▁▂▁▂▂▂▂▂▂▂▁▂▁▂63.71152.96945.9236.24434.79631.41635.8933.80934.28629.97231.8230.74231.47227.29930.30328.01226.66423.57726.6725.7529.17425.03129.40429.00729.75723.65830.64626.43226.14822.97723.73922.11123.09819.54825.35924.54926.36923.71428.93825.89228.10222.56626.89222.00125.073
us-gaap:SellingAndMarketingExpense ██▅▄▃▃▄▃▄▃▃▃▂▂▃▃▂▂▂▂▂▂▂▃▂▂▃▂▂▂▂▁▁▁▁▁▁▁▂▂▂▁▁▁▁22.09921.60616.14413.79212.5712.94913.58512.45413.97612.44612.52512.47911.41911.35511.74111.56810.74510.69310.98511.24311.02811.0610.89711.52610.95810.34112.11910.96410.0079.7469.9348.7739.0939.129.2469.0829.2279.16310.58910.18210.1848.6319.4768.9849.42
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:Assets ██▇▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▂▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂▂482.218464.372456.568231.207223.26211.49221.608214.017208.489202.612176.463172.966173.157168.535173.169169.694170.341168.467170.077186.548192.799178.388177.859180.367184.175180.485177.484185.39185.812180.24176.982216.129212.685210.757220.192218.618217.114213.417211.247204.452203.601NA193.758NANA
us-gaap:Liabilities ██▇▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁288.386282.234254.06268.95169.71466.11568.65766.24667.10967.48743.87842.10944.46345.78552.42251.37150.41550.95152.51466.89769.7217.34917.85818.4920.95719.32521.63822.87822.49520.62919.9225.53523.45120.40420.87821.35721.96721.521.57220.89922.947NA19.898NANA
us-gaap:LiabilitiesAndStockholdersEquity ██▇▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▂▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂▂482.218464.372456.568231.207223.26211.49221.608214.017208.489202.612176.463172.966173.157168.535173.169169.694170.341168.467170.077186.548192.799178.388177.859180.367184.175180.485177.484185.39185.812180.24176.982216.129212.685210.757220.192218.618217.114213.417211.247204.452203.601NA193.758NANA
us-gaap:StockholdersEquity ▇▆█▅▄▃▄▃▃▂▂▂▂▁▁▁▁▁▁▁▁▅▄▅▅▅▄▅▅▄▄▇▇▇██▇▇▇▆▆193.832182.138202.506162.256153.546145.375152.951147.771141.38135.125132.585130.857128.694122.75120.747118.323119.926117.516117.563119.651123.079161.039160.001161.877163.218161.16155.846162.512163.317159.611157.062190.594189.234190.353199.314197.261195.147191.917189.675183.553180.654NA173.86NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AssetsCurrent █▇▆▄▃▂▃▃▂▂▂▂▂▂▂▂▂▁▁▂▃▂▂▁▁▁▁▂▂▂▁▂▂▂▃▃▃▃▃▃▂153.402136.034127.76391.76982.81171.28387.43181.09674.47868.26570.11865.9966.39262.20367.60862.21361.77758.1757.93773.17479.12163.64661.79359.55458.94454.6953.47163.52867.57861.71758.073.90565.86364.08281.49386.60888.07187.22685.81176.79463.651NA76.562NANA
us-gaap:CashAndCashEquivalentsAtCarryingValue █▇▆▄▄▃▄▄▃▃▃▂▂▂▂▁▂▁▁▂▂▁▁▁▁▁▁▂▂▁▁▂▂▂▄▃▂▂▂▂▂▃▂▂▁109.03893.84182.61657.40850.3940.27952.48752.1444.40538.85134.67329.44730.26925.42225.96619.25321.4416.61918.48529.81728.65414.96314.78314.89419.16317.66419.27525.75223.6112.43515.41229.27223.55325.38848.40941.70228.36824.68225.78625.30121.81734.57932.58423.8118.523
us-gaap:AccountsReceivableNetCurrent █▇█▂▂▂▃▂▃▂▄▃▃▃▄▄▂▂▁▂▄▃▃▄▄▃▁▂▂▂▁▂▃▂▂▂▄▄▃▃▄39.71837.58940.18324.3825.56823.55427.10224.64327.07525.2530.04227.62128.43826.60829.60129.39324.0824.58422.55125.81330.02926.10726.54929.09428.90226.68723.223.48123.66125.39422.11625.7827.7825.62124.18525.93928.929.61226.27227.128.961NA24.678NANA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent ▅▅▄▁▁▂▁▂▃▄▃▄▃▄▃▂▂▃▂▂▂▃▂█▆▄▃▃▆█▆▅▅▆▁▂▃▃▁▂▁4.5624.524.0841.7061.832.5631.8132.6582.9333.5443.0693.7513.0443.7133.0882.672.2912.9571.9522.4982.5843.22.1927.3415.9823.8742.8423.4925.6557.2625.5165.1214.735.6411.4272.2642.8513.2521.7822.01.55NA1.021NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NoncurrentAssets ███▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁304.116301.865301.651113.631113.445113.221106.72106.396106.464106.163105.437105.581105.411105.288104.085103.016103.205103.308103.302103.731104.084103.985104.071104.521105.166105.417106.189106.945107.718108.268108.585109.076109.326109.263109.652NANANA108.738NANANANANANA
us-gaap:PropertyPlantAndEquipmentGross NANA44.194NANANA38.053NANANA39.003NANANA35.006NANANA30.542NANANA27.289NANANA24.94NANANA21.196NANANA19.47NANANA16.077NANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType ttgt:ComputerEquipmentAndSoftwareNANA5.122NANANA4.461NANANA4.201NANANA3.863NANANA3.722NANANA4.051NANANA4.567NANANA4.026NANANA4.014NANANA3.766NANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:FurnitureAndFixturesNANA1.339NANANA1.267NANANA1.266NANANA1.554NANANA0.988NANANA0.794NANANA0.831NANANA0.848NANANA1.277NANANA1.217NANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LeaseholdImprovementsNANA33.943NANANA3.779NANANA3.844NANANA2.887NANANA2.05NANANA1.51NANANA1.508NANANA1.294NANANA1.362NANANA1.263NANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:SoftwareDevelopmentNANA3.79NANANA28.546NANANA29.692NANANA26.702NANANA23.782NANANA20.934NANANA18.034NANANA15.028NANANANANANANANANANANANANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA30.533NANANA25.682NANANA28.102NANANA25.22NANANA21.31NANANA18.367NANANA15.725NANANA11.739NANANA10.653NANANA8.135NANANANANANA
us-gaap:AmortizationOfIntangibleAssets ██▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂▂▂▂▃▃▃▃▄▄▄▄▄▄2.12.20.20.20.00.10.00.050.050.10.00.050.0280.0280.0430.0440.0420.040.0910.1830.2330.3020.3280.3370.3440.3730.4060.4510.4540.4510.4670.4740.5480.7340.6970.8430.8740.9370.9460.9550.989NANANANA
us-gaap:PropertyPlantAndEquipmentNet █▇▆▅▅▅▅▅▅▄▄▄▄▄▃▂▂▂▂▃▃▂▂▂▂▂▂▃▃▃▃▃▃▂▂▂▂▂▁▁▁16.45315.19113.66113.08812.95112.63912.37112.12112.00111.62710.90110.9811.25610.8699.7868.7579.019.2329.2329.3579.5259.0468.9228.9179.1049.0859.2159.4249.5159.6149.4579.5839.5519.0578.8178.7058.7458.6587.9427.8367.289NA6.235NANA
us-gaap:Goodwill ███▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁182.222179.417179.11897.17497.02396.99293.63993.5493.68393.72793.68793.70993.71693.92793.79393.71793.62893.50693.46993.64693.64993.7693.70193.78793.88393.84993.97994.03994.14394.14894.17194.12594.05593.98893.79292.52592.5292.52492.51992.52892.47NA92.382NANA
us-gaap:FiniteLivedIntangibleAssetsNet ███▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂105.441107.257108.8723.3693.4713.590.710.7350.780.8090.8490.8920.4390.4920.5060.5420.5670.570.6010.7280.911.1791.4481.8172.1792.4832.9953.4824.064.5064.9585.3685.726.2197.0435.6986.4927.3958.2779.33610.208NA10.469NANA
us-gaap:OperatingLeaseRightOfUseAsset ▁▅▇▅▆▆▇▆▇█22.29125.17426.03124.77925.48525.84326.38525.51826.19726.873NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ▆▆▆▆▆▆▆▆▆▇▆▆▆▆▆▆▆▆▆▅▆▆▆█████▄▄▄▂▂▂▁▂▂▂▁▁▁0.9090.9070.9070.9010.9030.8990.9360.8990.9451.0040.8530.8690.8710.8910.8820.880.8760.8730.8980.8130.8390.8360.841.11.111.111.1661.1380.60.6130.5640.3030.2960.2940.2690.2780.3070.3530.2040.2070.214NA0.125NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AccruedIncomeTaxesCurrent ▁█▆0.1970.610.487NA3.2170.2640.065NA0.2590.1570.1760.1410.1410.160.218NA0.0280.0540.122NA0.0880.1920.5160.3620.4471.2011.088NANANANANANANA1.1860.2940.350.01.2870.00.443NA0.226NANA
us-gaap:ContractWithCustomerLiabilityCurrent █▇▄▂▁▁▁▁▂▁▁▁▁▁▂27.85425.06115.6896.7015.0514.5484.3354.9496.4865.5945.5735.2755.2654.5857.598NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent █▇▇▂▂▁▁▁▁▁▁▂▂▂▃▃▂▂▂▂▂▁▁▁▂▁▁▂▁▁▁▂▂▁▁▁▁▁▁▁▂52.29446.72446.41818.21619.33915.35416.40314.84115.34614.64514.55321.78821.48119.9523.98624.59921.04218.95717.94819.34622.05414.59915.03115.66618.06516.37516.52317.73316.92814.99714.25819.4317.45914.4614.84615.16715.60715.13515.1416.42818.453NA14.786NANA
us-gaap:LongTermDebtCurrent NANANA1.7061.5541.3971.2411.2411.2411.2411.2419.8889.8889.8889.8889.8888.6387.4076.1574.9074.907NANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseLiabilityCurrent ███▄▄▃▃▁▁▂3.6573.5573.6112.8292.7692.6522.5712.2092.2982.438NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:LongTermDebtNoncurrent ██▆▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂195.303194.976153.88221.06621.5422.00722.47322.78423.09423.40423.71414.89817.3719.86722.33924.81127.28329.80932.28644.76244.739NANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet ▆▅█▁▁16.08613.32123.8481.7570.85NA1.611NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ▁▁█▄1.2211.2212.9711.865NANANANANANANANANANANANANANANANANANANANANANA0.930.9360.9350.931.0090.9220.9180.9040.90.8960.8930.8910.8984.4714.494NA5.112NANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▁▄▅▄▅▆▇▆▇█23.48225.99226.94326.04726.84527.41928.1727.61428.28128.894NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo ▃▅█▁3.9964.2574.613.782NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree ▅██▁3.9864.2534.2583.696NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour ▁▃█▄3.1973.4644.2533.725NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA3.464NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA14.296NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:StockholdersEquity ▇▆█▅▄▃▄▃▃▂▂▂▂▁▁▁▁▁▁▁▁▅▄▅▅▅▄▅▅▄▄▇▇▇██▇▇▇▆▆193.832182.138202.506162.256153.546145.375152.951147.771141.38135.125132.585130.857128.694122.75120.747118.323119.926117.516117.563119.651123.079161.039160.001161.877163.218161.16155.846162.512163.317159.611157.062190.594189.234190.353199.314197.261195.147191.917189.675183.553180.654NA173.86NANA
us-gaap:CommonStockValue ████▇▇▇▇▇▇▇▇▇▆▆▆▆▆▆▆▅▅▅▅▅▅▅▄▄▃▃▃▃▃▂▂▂▂▂▁▁0.0560.0560.0560.0560.0550.0550.0550.0550.0540.0540.0540.0540.0540.0530.0530.0530.0530.0530.0520.0520.0510.0510.0510.0510.0510.0510.050.0490.0490.0480.0480.0470.0470.0470.0460.0460.0450.0450.0450.0440.044NA0.043NANA
us-gaap:AdditionalPaidInCapitalCommonStock ▇▇█▆▆▅▅▅▅▅▄▄▄▄▄▄▄▄▄▄▄▄▄▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▁▁▁345.609339.61363.055327.899326.194322.901317.675314.384313.11309.348307.014304.789303.926302.148300.763298.933299.61297.929296.853295.264294.785293.901293.003290.847288.832285.8280.702276.631275.536273.126270.726268.754267.212265.927263.426262.091260.556259.206257.459253.137251.205NA246.08NANA
us-gaap:RetainedEarningsAccumulatedDeficit ██▇▇▆▆▆▆▅▅▄▄▄▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▁▁▁▁▁▂▂▁▁▁▁▁44.74339.62337.5834.27427.49222.71920.51216.42911.0786.9273.6370.965-2.804-7.224-9.318-12.715-14.789-16.15-16.363-16.453-16.431-18.83-18.782-20.751-22.792-25.621-25.968-27.673-28.611-29.914-30.049-30.048-30.625-29.754-28.212-29.234-29.906-31.87-32.236-34.221-35.182NA-36.925NANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax █▇▅▂▁▁▁▁▂▂▂▂▂▂▂▂▂▂▁▂▂▂▁▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▂▂3.222.6451.611-0.177-0.399-0.504-0.319-0.467-0.232-0.174-0.215-0.171-0.0530.2020.0650.005-0.072-0.211-0.248-0.207-0.196-0.134-0.322-0.28-0.228-0.219-0.0870.0360.2210.2290.1990.1360.140.055-0.136-0.119-0.205-0.121-0.25-0.064-0.07NA0.005NANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue ▁█6.0127.425NA4.3233.2935.294NA2.933.7623.179NA3.1291.5141.501NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities █▇█▅▅▄▄▅▄▄▃▃▃▂▄▁18.19115.6919.10511.50712.1449.6979.45611.1749.0159.8046.5046.6326.9463.7959.632.461NANANANANANANANANANANANANANA1.5077.3663.844-4.4426.3017.046.789-1.4945.2863.2116.6830.6784.2857.749NA
us-gaap:NetCashProvidedByUsedInInvestingActivities ██▁█████████████-3.094-3.131-165.693-1.63-1.731-6.693-6.576-1.392-1.546-1.3331.932-0.3180.176-0.0982.2242.491NANANANANANANANANANANANANANA19.687-1.103-4.078-9.8610.7486.323-3.236-0.521-7.66-0.006-20.0590.35439.354-2.942NA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▂▂█▁▂▁▁▁▁▁▁▁▁▁▁▁-0.013-1.402171.825-2.942-0.312-15.205-2.558-1.968-1.912-4.283-3.197-7.116-2.236-4.229-5.136-7.129NANANANANANANANANANANANANANA-35.11-0.596-1.539-8.741-0.307-0.0640.3280.6953.0150.2790.6140.963-34.8650.48NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▆▅█▅▅▁▃▅▄▄▄▃▄▃▅▃15.19711.22525.2087.01810.111-12.2080.3477.7355.5544.1785.226-0.8224.847-0.5446.713-2.187NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AmortizationOfFinancingCosts ██▃▂▂▂▂▂▂▂▆▃▃▃▃▃▃▃▁▄0.3270.3270.040.0030.0020.0020.0020.0030.0020.0020.2140.0280.0280.0280.0280.0280.030.023-0.0680.115NANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DepreciationDepletionAndAmortization NANA2.0211.7261.6741.5161.3551.2991.2021.1431.1441.1561.141.1081.2631.1091.1351.1311.1881.1341.2491.3221.2871.3361.361.3811.4411.4751.4661.441.4721.4351.5331.6061.5481.6921.6861.7041.7041.6471.6571.7271.7521.718NA
us-gaap:IncreaseDecreaseInAccountsReceivable ▆▂▆▃▆▂▆▂▆▁▆▄▃▅▄█▄▆▂▁▇▄▃▄▆▇▄▄▃▇▂▃▆▅▃▂▄▇▄▃▆▅▅▂2.289-2.7492.322-1.2022.192-3.4092.561-2.5621.982-4.5822.706-0.496-1.3080.6460.4085.513-0.3032.237-2.655-4.3384.116-0.23-2.3460.3962.3953.735-0.0250.027-1.5693.412-3.442-1.9752.3851.536-1.79-2.975-0.6313.536-0.83-1.8283.0641.2551.257-3.341NA
us-gaap:NetCashProvidedByUsedInOperatingActivities █▇█▅▅▄▄▅▄▄▃▃▃▂▄▁18.19115.6919.10511.50712.1449.6979.45611.1749.0159.8046.5046.6326.9463.7959.632.461NANANANANANANANANANANANANANA1.5077.3663.844-4.4426.3017.046.789-1.4945.2863.2116.6830.6784.2857.749NA
us-gaap:NetIncomeLoss ▇▄▅█▆▄▆▇▆▅▅▅▆▄▅▄▃▂▂▂▄▂▄▄▅▃▄▃▃▂▂▃▂▁▃▃▄▃▄▃▄▂▃▂▃5.121.813.3066.7824.7732.2074.0835.3514.1513.292.6723.7694.422.0943.3972.0741.361-0.0290.09-0.0222.399-0.0481.9692.0412.8290.3471.7050.9381.3030.135-0.0010.577-0.871-1.5421.0220.6721.9650.3651.9820.9631.818-0.0751.324-0.6120.446
us-gaap:ProfitLoss ▆▁▃█▅▂▄▆▄▃▂▄▅▁▃▁5.121.813.3066.7824.7732.2074.0835.3514.1513.292.6723.7694.422.0943.3972.074NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ShareBasedCompensation ▇█▇▅▄▄▆▃▄▃▃▄▁▁▂▂▂▂▂▂▁▂▂▂▁▁▄▂▁▁▂▁▁▁▁▁▁▁▂▂▂▂▂▃6.0296.5835.7654.3233.2933.4285.0632.933.7622.4622.9693.1281.5141.5021.6032.1261.5891.5941.7822.0441.4761.551.8332.0281.3161.4473.1141.6221.1891.4071.5591.3831.2141.4291.3571.4871.1291.2941.8151.7081.9462.01.8352.582NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInInvestingActivities ██▁█████████████-3.094-3.131-165.693-1.63-1.731-6.693-6.576-1.392-1.546-1.3331.932-0.3180.176-0.0982.2242.491NANANANANANANANANANANANANANA19.687-1.103-4.078-9.8610.7486.323-3.236-0.521-7.66-0.006-20.0590.35439.354-2.942NA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ██▄▄▄▄▄▃▄▄▁▂▃▇▃▂▂▂▂▂▄▃▂▂▂▂▂▂▂▃▂▂▃▃▂▂▂▃3.0943.1311.7171.6051.7021.6361.5641.3921.5461.8330.5680.9481.4242.5981.3760.8090.8641.0880.9750.7871.5011.1470.9680.8141.0310.8860.830.9390.9141.1640.8681.0011.4571.1510.9680.8050.8961.481NANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInFinancingActivities ▂▂█▁▂▁▁▁▁▁▁▁▁▁▁▁-0.013-1.402171.825-2.942-0.312-15.205-2.558-1.968-1.912-4.283-3.197-7.116-2.236-4.229-5.136-7.129NANANANANANANANANANANANANANA-35.11-0.596-1.539-8.741-0.307-0.0640.3280.6953.0150.2790.6140.963-34.8650.48NA
us-gaap:PaymentsForRepurchaseOfCommonStock NANA0.00.00.014.8242.3420.01.63.1253.1252.3510.01.6132.8633.0770.7711.374-37.0683.875NANA5.9595.345NANA12.3362.6370.00.01635.5030.6791.61810.1120.287NANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument ttgt:ZeroPointOneTwoFivePercentageConvertibleSeniorNotesNANA1.25e-07NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value56000.056000.056000.056000.055000.055000.055000.055000.054000.054000.054000.054000.054000.053000.053000.053000.053000.053000.052000.052000.051000.051000.051000.051000.051000.051000.050000.049000.049000.048000.048000.047000.047000.047000.046000.046000.045000.045000.045000.044000.044000.043000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value32290.0284730.0281630.028440.028370.0282320.0282060.0287640.0287590.0285120.028320.0283330.0275320.0283250.0329380.0325943434343434333939404040404040374345
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding us-gaap:IncomeStatementLocation

us-gaap:InterestExpense


Weighted
Period End2021-06-30
Value2.9
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding9.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value28280.0277810.0275330.0280040.027910.027640.0278050.0278270.0275410.0275130.0275550.0274770.0275320.027540.0318170.0325943233333332323939404040393838374342
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312014-09-302014-06-302014-03-312013-06-302013-03-312012-03-31
Value45000.026000.022000.029000.037500.041000.0600000.0500000.0500000.020000.00300000.0300000.0400000.01200000.0400000.0400000.01100000.02900000.03000000.05900000.05351100.04065900.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.180.060.110.240.170.080.150.190.150.120.10.140.160.080.120.080.050000.0800.060.060.090.010.050.030.04000.01-0.02-0.040.030.020.050.010.050.030.0500.03-0.010.01
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.170.060.130.240.170.080.150.190.150.120.090.130.150.070.120.070.050000.0700.060.060.080.010.050.030.04000.01-0.02-0.040.020.020.050.010.050.020.0400.03-0.010.01
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:CostOfSales


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0.3840.5120.150.1210.0710.0680.0660.0640.0410.040.0450.0530.0310.0310.0050.0130.012
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.61.00.30.30.20.20.20.20.10.10.10.20.10.10.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CostOfSales0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:GeneralAndAdministrativeExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value1.9721.9112.0981.2360.9790.9762.5120.8490.6640.6391.2011.3940.6350.6240.6190.8110.6090.5980.7090.7030.4850.5650.6840.8580.6230.7341.9020.6510.5850.6540.6330.6380.5360.6240.5530.5430.357
Percentage of AllocatedShareBasedCompensationExpense513.5373.21398.71021.51378.91435.33806.11326.61619.51597.52668.92630.22048.42012.912380.06238.55075.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.13.64.63.42.83.17.02.51.92.13.84.52.02.32.02.92.32.52.72.71.72.32.33.02.13.16.22.52.22.82.72.92.33.22.22.21.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:GeneralAndAdministrativeExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ResearchAndDevelopmentExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.1210.6550.1120.1170.1250.1960.1160.1060.0930.0920.0870.0730.020.020.020.0180.0410.0340.0350.0450.0430.0360.0370.0370.0270.010.0370.0340.0270.0310.0580.0520.0480.0530.0710.0660.063
Percentage of AllocatedShareBasedCompensationExpense31.5127.974.796.7176.1288.2175.8165.6226.8230.0193.3137.764.564.5400.0138.5341.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.21.20.20.30.40.60.30.30.30.30.30.20.10.10.10.10.20.10.10.20.10.10.10.10.10.00.10.10.10.10.20.20.20.30.30.30.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ResearchAndDevelopmentExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:SellingAndMarketingExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value3.5353.5233.4052.8492.1182.1882.3691.9112.9641.6911.6361.6080.8280.8270.9591.2840.9270.951.0161.260.9210.9221.0851.1060.650.6891.1420.9050.5520.6880.8150.6450.5880.7030.6750.8240.658
Percentage of AllocatedShareBasedCompensationExpense920.6688.12270.02354.52983.13217.63589.42985.97229.34227.53635.63034.02671.02667.719180.09876.97725.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.56.77.47.96.17.06.65.78.65.65.15.22.63.03.24.63.54.03.84.93.23.73.73.82.22.93.73.42.13.03.42.92.53.62.73.42.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:SellingAndMarketingExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value5.6952.8445.0947.0044.8782.0224.2315.1164.0933.3312.6283.654.1652.2323.4572.1511.50.0080.049-0.0332.3370.141.9271.9892.820.2151.5820.7531.2960.1640.0620.573-0.786-1.3511.0050.7581.8810.4941.7970.9691.722-0.054
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.95.411.119.314.06.411.815.111.911.18.311.913.28.211.47.75.60.00.2-0.18.00.66.66.99.50.95.22.85.00.70.32.6-3.4-6.94.03.17.12.16.23.76.1-0.2

Cost Of Goods And Service Excluding Depreciation Depletion And Amortization

us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization

us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization


Cost
Period End2021-06-302021-03-312020-06-302020-03-31
Value17158.7858.151
Percentage of CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.928.625.225.9

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value119.2128.7858.1518.8478.0477.9527.0127.6657.4457.1246.7257.3646.9517.085
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.425.425.225.924.723.823.223.424.124.222.624.624.324.826.6

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense


General
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value6.2086.4359.0073.3553.2673.3554.8363.1073.1233.0223.8943.9383.3273.3992.673.2883.1983.0562.9783.1383.0443.213.1113.2653.5913.024.0143.6283.7743.3323.6093.5953.6453.3073.1453.4332.9793.6493.3183.1053.4583.7993.8593.5673.757
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.712.119.69.39.410.713.59.29.110.112.212.810.612.58.811.712.013.011.212.210.412.810.611.312.112.813.113.714.414.515.216.315.816.912.414.011.315.411.512.012.316.814.316.215.0

Gross Profit

us-gaap:GrossProfit

us-gaap:GrossProfit


Gross
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value453734272623272526222423242022211916181821172121221623191916171515121817191622182116201518
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax71.969.975.674.674.874.175.376.276.876.675.975.877.475.475.775.273.470.670.770.473.971.373.474.174.570.575.474.472.771.172.369.568.766.273.670.773.171.377.072.875.271.376.972.473.9

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value112.5255.966.5636.8653.1155.4736.5025.8354.2383.6783.0225.7492.3944.9742.6972.391-0.3450.9630.0783.7960.184.2143.2444.47-0.0073.3721.5272.020.2070.502-0.086-0.083-2.8272.8691.263.5170.563
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.04.813.018.119.79.915.219.217.014.111.69.818.38.816.49.69.0-1.53.60.313.00.714.311.215.0-0.011.05.87.70.92.1-0.4-0.4-14.511.35.113.32.4

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest us-gaap:BusinessAcquisition

ttgt:BrightTALKLimited


Income
Period End2020-12-31
Value0.048
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest0.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ttgt:BrightTALKLimited3.8

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value6328000.0715000.02654000.0-219000.02092000.0908000.01390000.01151000.01684000.0948000.01006000.0-747000.01329000.0300000.01577000.0623000.01030000.0-316000.0873000.0100000.01397000.0228000.02245000.01203000.01641000.0-354000.01667000.0589000.0717000.072000.0503000.0-663000.0788000.0-1285000.01847000.0588000.01552000.0198000.02713000.01106000.01775000.061000.02136000.0266000.01019000.0
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.91.35.8-0.66.02.93.93.44.93.23.2-2.44.21.15.22.23.9-1.33.30.44.80.97.64.15.5-1.55.42.22.70.32.1-3.03.4-6.67.32.45.90.89.44.36.30.37.91.24.1

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value5216000.090000.004814000.022000.070000.069000.02105000.01286000.0121000.0-109000.0943000.01729000.062000.0123000.065000.0-46000.0-185000.026000.0148000.074000.0463000.0828000.01360000.02979000.0202000.0819000.0-888000.00187000.0-1000.00556000.02279000.039000.0933000.0711000.01979000.0552000.02254000.017000.01330000.01816000.0516000.0
Percentage of IncomeTaxesPaidNet100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.20.20.013.30.10.20.26.23.80.4-0.33.15.50.20.40.2-0.2-0.80.10.60.31.82.84.710.00.92.7-3.40.00.8-0.00.02.411.70.23.82.78.31.98.70.15.96.82.3

Interest Income Expense Net

us-gaap:InterestIncomeExpenseNet

us-gaap:InterestIncomeExpenseNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value-486000.0-696000.071000.091000.0-10000.0-469000.0107000.0-409000.0-253000.0-137000.0-572000.0-362000.0-644000.0-200000.0-246000.0-190000.0-94000.0-163000.0-737000.0-471000.0-508000.0-58000.0-127000.0-209000.0250000.0-163000.0-212000.0-230000.099000.0
Percentage of InterestIncomeExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.8-1.30.20.3-0.0-1.50.3-1.2-0.7-0.5-1.8-1.2-2.0-0.7-0.8-0.7-0.4-0.7-2.8-1.8-1.7-0.2-0.4-0.70.8-0.7-0.7-0.90.4

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value5.121.813.3066.7824.7732.2074.0835.3514.1513.292.6723.7694.422.0943.3972.0741.361-0.0290.09-0.0222.399-0.0481.9692.0412.8290.3471.7050.9381.3030.135-0.0010.577-0.871-1.5421.0220.6721.9650.3651.9820.9631.818-0.0751.324-0.6120.446
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.03.47.218.713.77.011.415.812.111.08.412.314.07.711.27.45.1-0.10.3-0.18.2-0.26.77.09.51.55.63.55.00.6-0.02.6-3.8-7.94.02.77.51.56.83.76.5-0.34.9-2.81.8

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
Value5.121.816.7824.7732.2075.3514.1513.293.7694.422.094
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.03.418.713.77.015.812.111.012.314.07.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Diluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted


Net
Period End2021-06-302021-03-312020-06-302020-03-31
Value5.511.814.7732.207
Percentage of NetIncomeLossAvailableToCommonStockholdersDiluted100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.63.413.77.0

Operating Expenses

us-gaap:OperatingExpenses

us-gaap:OperatingExpenses


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value333328201919211820181919171717181716171717171718171619171616161515151516151617161716171617
Percentage of OperatingExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax53.263.862.856.755.062.660.455.859.162.062.664.857.165.958.564.964.171.464.368.359.270.358.762.260.369.863.767.865.070.270.170.069.080.762.365.759.869.060.964.962.571.463.774.368.4

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value113.2215.8896.4726.8753.5845.3666.9116.0884.3754.253.3846.3932.5945.222.8872.485-0.1821.70.5494.3040.2384.3413.4534.220.1563.5841.7572.0310.2170.537-0.107-0.074-2.832.8471.2233.4940.5384.672.0493.587-0.023.554-0.4251.381
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.76.112.817.919.811.415.020.417.814.613.411.020.39.517.210.39.3-0.86.42.114.81.014.811.914.20.711.76.67.80.92.3-0.5-0.3-14.511.25.013.32.316.17.912.8-0.113.2-1.95.5

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value575000.01034000.01752000.0210000.021000.0-53000.0148000.0-235000.0-58000.041000.0-46000.0-120000.0-263000.0134000.067000.071000.0140000.022000.0-26000.011000.0-67000.0166000.0-15000.0-65000.0-4000.0-152000.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.92.03.80.60.1-0.20.4-0.7-0.20.1-0.1-0.4-0.80.50.20.30.50.1-0.10.0-0.20.7-0.1-0.2-0.0-0.6

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value5.121.813.3066.7824.7732.2074.0835.3514.1513.292.6723.7694.422.0943.3972.074
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.03.47.218.713.77.011.415.812.111.08.412.314.07.711.27.4

Research And Development Expense

us-gaap:ResearchAndDevelopmentExpense

us-gaap:ResearchAndDevelopmentExpense


Research
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value2534000.02923000.01988000.01961000.01846000.02032000.02034000.02085000.02001000.01987000.02342000.02340000.02069000.02118000.02047000.02209000.02016000.01943000.02011000.02074000.01945000.02008000.01957000.01915000.02032000.01776000.01960000.01854000.01742000.01605000.01618000.01680000.01676000.01741000.01866000.01919000.01881000.01855000.01998000.01874000.01870000.01946000.02038000.02087000.02180000.0
Percentage of ResearchAndDevelopmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.05.54.35.45.36.55.76.25.86.67.47.66.67.86.87.97.68.27.58.16.78.06.76.66.87.56.47.06.77.06.87.67.38.97.47.87.17.86.97.26.78.67.69.58.7

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value635245363431353334293130312730282623262529252929292330262622232223192524262328252822262225
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:BusinessAcquisition

ttgt:BrightTALKLimited


Revenue
Period End2020-12-31
Value1.253
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ttgt:BrightTALKLimited100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MajorCustomers

ttgt:CustomersByCampaignTargetArea


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value63524536343135333429313031
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ttgt:CustomersByCampaignTargetArea100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ttgt:UnaffiliatedCustomersByGeographicArea


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value63524536343135333429313031
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ttgt:UnaffiliatedCustomersByGeographicArea100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MajorCustomers, us-gaap:StatementGeographical

ttgt:CustomersByCampaignTargetArea, srt:NorthAmerica


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value39332821211923222320212021
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax61.962.461.859.860.763.364.567.568.167.768.168.167.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax61.962.461.859.860.763.364.567.568.167.768.168.167.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ttgt:CustomersByCampaignTargetArea srt:NorthAmerica100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ttgt:CustomersByCampaignTargetArea, us-gaap:NonUs


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value2419171413111210109.694109.79510
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax38.137.638.240.239.336.735.532.531.932.331.931.932.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax38.137.638.240.239.336.735.532.531.932.331.931.932.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ttgt:CustomersByCampaignTargetArea us-gaap:NonUs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ttgt:UnaffiliatedCustomersByGeographicArea, country:GB


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value8.8258.1485.6494.4334.5313.7924.2193.4453.3243.0373.5673.5713.894
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.915.412.312.213.012.111.810.29.710.111.211.612.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.915.412.312.213.012.111.810.29.710.111.211.612.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ttgt:UnaffiliatedCustomersByGeographicArea country:GB100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ttgt:UnaffiliatedCustomersByGeographicArea, country:US


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value45373224242226252522232223
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax71.870.870.168.969.571.472.975.275.376.174.174.273.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax71.870.870.168.969.571.472.975.275.376.174.174.273.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ttgt:UnaffiliatedCustomersByGeographicArea country:US100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ttgt:UnaffiliatedCustomersByGeographicArea, us-gaap:NonUs


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value9.1177.3218.0786.8416.0685.1875.4994.945.1494.1364.6684.3724.308
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.313.817.618.917.416.515.314.615.013.814.714.213.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.313.817.618.917.416.515.314.615.013.814.714.213.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax ttgt:UnaffiliatedCustomersByGeographicArea us-gaap:NonUs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical

srt:NorthAmerica


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value3933282121192322232021202118201917
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax61.962.461.859.860.763.364.567.568.167.768.168.167.369.167.169.065.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax61.962.461.859.860.763.364.567.568.167.768.168.167.369.167.169.065.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:NorthAmerica100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NonUs


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value2419171413111210109.694109.79510
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax38.137.638.240.239.336.735.532.531.932.331.931.932.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax38.137.638.240.239.336.735.532.531.932.331.931.932.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NonUs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Selling And Marketing Expense

us-gaap:SellingAndMarketingExpense

us-gaap:SellingAndMarketingExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value22211613121213121312121211111111101010111111101110101210109.7469.9348.7739.0939.129.2469.0829.2279.1631010108.6319.4768.9849.42
Percentage of SellingAndMarketingExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax34.740.835.238.136.141.237.936.840.841.539.440.636.341.638.741.340.345.441.243.737.844.237.139.736.843.739.541.538.342.441.839.739.446.736.537.035.038.636.639.336.238.235.240.837.6

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value482464456231223211221214208202176172173168173169170168170186192178177180184180177185185180176216212210220218217213211204203193
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value288282254686966686667674342444552515050526669171718201921222220192523202021212121202219
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets59.860.855.629.831.231.331.031.032.233.324.924.325.727.230.330.329.630.230.935.936.29.710.010.311.410.712.212.312.111.411.311.811.09.79.59.810.110.110.210.211.310.3

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value482464456231223211221214208202176172173168173169170168170186192178177180184180177185185180176216212210220218217213211204203193
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value193182202162153145152147141135132130128122120118119117117119123161160161163161155162163159157190189190199197195191189183180173197190
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets40.239.244.470.268.868.769.069.067.866.775.175.774.372.869.769.770.469.869.164.163.890.390.089.788.689.387.887.787.988.688.788.289.090.390.590.289.989.989.889.888.789.70.00.0

us-gaap:StockholdersEquity us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements

srt:RevisionOfPriorPeriodReclassificationAdjustment, ttgt:AccountingStandardsUpdate202006


Stockholders
Period End2020-12-31
Value-30.267
Percentage of StockholdersEquity-14.9
Percentage of Assets-6.6
Percentage of Assets srt:RevisionOfPriorPeriodReclassificationAdjustment ttgt:AccountingStandardsUpdate2020060.0

us-gaap:StockholdersEquity us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:StatementEquityComponents

srt:RevisionOfPriorPeriodReclassificationAdjustment, ttgt:AccountingStandardsUpdate202006, us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-12-31
Value-30.5
Percentage of StockholdersEquity-15.1
Percentage of Assets-6.7
Percentage of Assets srt:RevisionOfPriorPeriodReclassificationAdjustment ttgt:AccountingStandardsUpdate202006 us-gaap:AdditionalPaidInCapital0.0

srt:RevisionOfPriorPeriodReclassificationAdjustment, ttgt:AccountingStandardsUpdate202006, us-gaap:RetainedEarnings


Stockholders
Period End2020-12-31
Value0.233
Percentage of StockholdersEquity0.1
Percentage of Assets0.1
Percentage of Assets srt:RevisionOfPriorPeriodReclassificationAdjustment ttgt:AccountingStandardsUpdate202006 us-gaap:RetainedEarnings0.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value3.222.6451.611-0.177-0.399-0.504-0.319-0.467-0.232-0.174-0.215-0.172-0.0530.2020.065-0.248-0.322-0.0870.199-0.136-0.250.0050.008-0.077
Percentage of StockholdersEquity1.71.50.8-0.1-0.3-0.3-0.2-0.3-0.2-0.1-0.2-0.1-0.00.20.1-0.2-0.2-0.10.1-0.1-0.10.00.0-0.0
Percentage of Assets0.70.60.4-0.1-0.2-0.2-0.1-0.2-0.1-0.1-0.1-0.1-0.00.10.0-0.1-0.2-0.00.1-0.1-0.10.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value345339363327326322317314313309307304303302300296293280270263257246233221
Percentage of StockholdersEquity178.3186.5179.3202.1212.4222.1207.7212.8221.5228.9231.6232.9236.2246.1249.1252.5183.1180.1172.4132.2135.7141.5118.0116.1
Percentage of Assets71.773.179.5141.8146.1152.7143.3146.9150.2152.7174.0176.2175.5179.3173.7174.5164.7158.2153.0119.6121.9127.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value0.0560.0560.0560.0560.0550.0550.0550.0550.0540.0540.0540.0540.0540.0530.0530.0520.0510.050.0480.0460.0450.0430.0420.042
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value4439373427222016116.9273.6370.965-2.804-7.224-9.318-16.363-18.782-25.968-30.049-28.212-32.236-36.925-35.743-30.627
Percentage of StockholdersEquity23.121.818.621.117.915.613.411.17.85.12.70.7-2.2-5.9-7.7-13.9-11.7-16.7-19.1-14.2-17.0-21.2-18.1-16.0
Percentage of Assets9.38.58.214.812.310.79.37.75.33.42.10.6-1.6-4.3-5.4-9.6-10.6-14.6-17.0-12.8-15.3-19.10.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-199.796-199.796-199.796-199.796-199.796-199.796-184.972-182.63-182.63-181.03-177.905-174.78-172.429-172.429-170.816-162.731-113.949-98.851-83.862-35.81-35.343-35.3430.00.0
Percentage of StockholdersEquity-103.1-109.7-98.7-123.1-130.1-137.4-120.9-123.6-129.2-134.0-134.2-133.6-134.0-140.5-141.5-138.4-71.2-63.4-53.4-18.0-18.6-20.30.00.0
Percentage of Assets-41.4-43.0-43.8-86.4-89.5-94.5-83.5-85.3-87.6-89.3-100.8-101.0-99.6-102.3-98.6-95.7-64.1-55.7-47.4-16.3-16.7-18.20.00.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value153136127918271878174687065666267626158577379636159585453636761587365648186888785766376
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets31.829.328.039.737.133.739.537.935.733.739.738.238.336.939.036.736.334.534.139.241.035.734.733.032.030.330.134.336.434.232.834.231.030.437.039.640.640.940.637.631.339.5

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value10993825750405252443834293025251921161829281414141917192523121529232548412824252521343223182024
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets22.620.218.124.822.619.023.724.421.319.219.617.017.515.115.011.312.69.910.916.014.98.48.38.310.49.810.913.912.76.98.713.511.112.022.019.113.111.612.212.410.70.016.80.00.00.00.0

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value393740242523272427253027282629292424222530262629282623232325222527252425282926272824
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.28.18.810.511.511.112.211.513.012.517.016.016.415.817.117.314.114.613.313.815.614.614.916.115.714.813.112.712.714.112.511.913.112.211.011.913.313.912.413.314.212.7

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value4562000.04520000.04084000.01706000.01830000.02563000.01813000.02658000.02933000.03544000.03069000.03751000.03044000.03713000.03088000.02670000.02291000.02957000.01952000.02498000.02584000.03200000.02192000.07341000.05982000.03874000.02842000.03492000.05655000.07262000.05516000.05121000.04730000.05641000.01427000.02264000.02851000.03252000.01782000.02000000.01550000.01021000.0
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.91.00.90.70.81.20.81.21.41.71.72.21.82.21.81.61.31.81.11.31.31.81.24.13.22.11.61.93.04.03.12.42.22.70.61.01.31.50.81.00.80.5

Noncurrent Assets

us-gaap:NoncurrentAssets

us-gaap:NoncurrentAssets


Noncurrent
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value304301301113113113106106106106105105105105104103103103103103104103104104105105106106107108108109109109109108
Percentage of NoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets63.165.066.149.150.853.548.249.751.152.459.861.060.962.560.160.760.661.360.755.654.058.358.557.957.158.459.857.758.060.161.450.551.451.849.851.5

us-gaap:NoncurrentAssets us-gaap:StatementGeographical

country:US


Noncurrent
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value19719519510910910910210210210110110010099989797989898999999100100100101101101101101
Percentage of NoncurrentAssets65.064.864.896.396.496.496.196.296.095.995.895.195.194.794.894.894.995.095.294.995.595.395.294.293.993.593.593.293.193.392.9
Percentage of Assets41.042.142.847.349.051.646.347.849.050.357.358.157.959.257.057.557.558.257.852.851.655.555.756.454.254.256.257.247.047.946.3
Percentage of Assets country:US0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NonUs


Noncurrent
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value1061061064.1884.0434.0454.1484.0464.2364.386
Percentage of NoncurrentAssets35.035.235.23.73.63.63.93.84.04.2
Percentage of Assets22.122.923.31.81.81.91.91.92.02.5
Percentage of Assets us-gaap:NonUs0.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value44383935302724211916
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.717.222.120.218.015.314.112.08.87.6

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

ttgt:ComputerEquipmentAndSoftware


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value5.1224.4614.2013.8633.7224.0514.5674.0264.0143.766
Percentage of PropertyPlantAndEquipmentGross11.611.710.811.012.214.818.319.020.623.4
Percentage of Assets1.12.02.42.22.22.32.62.31.81.8
Percentage of Assets ttgt:ComputerEquipmentAndSoftware0.00.00.00.00.00.00.00.00.00.0

us-gaap:FurnitureAndFixtures


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1.3391.2671.2661.5540.9880.7940.8310.8481.2771.217
Percentage of PropertyPlantAndEquipmentGross3.03.33.24.43.22.93.34.06.67.6
Percentage of Assets0.30.60.70.90.60.40.50.50.60.6
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.00.00.00.00.00.00.0

us-gaap:LeaseholdImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value333.7793.8442.8872.051.511.5081.2941.3621.263
Percentage of PropertyPlantAndEquipmentGross76.89.99.98.26.75.56.06.17.07.9
Percentage of Assets7.41.72.21.71.20.80.80.70.60.6
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.00.00.00.00.00.00.0

us-gaap:SoftwareDevelopment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value3.7928292623201815
Percentage of PropertyPlantAndEquipmentGross8.675.076.176.377.976.772.370.9
Percentage of Assets0.812.916.815.414.011.810.28.5
Percentage of Assets us-gaap:SoftwareDevelopment0.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value3025282521181511108.135
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.711.615.914.612.510.38.96.64.83.9

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value2100000.02200000.0200000.0200000.00100000.0050000.050000.0100000.0050000.028000.028000.043000.044000.042000.040000.091000.0183000.0233000.0302000.0328000.0337000.0344000.0373000.0406000.0451000.0454000.0451000.0467000.0474000.0548000.0734000.0697000.0843000.0874000.0937000.0946000.0955000.0989000.0
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.00.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value16151313121212121211101011109.7868.7579.019.2329.2329.3579.5259.0468.9228.9179.1049.0859.2159.4249.5159.6149.4579.5839.5519.0578.8178.7058.7458.6587.9427.8367.2896.235
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.43.33.05.75.86.05.65.75.85.76.26.36.56.45.75.25.35.55.45.04.95.15.04.94.95.05.25.15.15.35.34.44.54.34.04.04.04.13.83.83.63.2

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value182179179979796939393939393939393939393939393939393939393949494949494939392929292929292
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets37.838.639.242.043.545.942.343.744.946.353.154.254.155.754.255.255.055.555.050.248.652.652.752.051.052.053.050.750.752.253.243.644.244.642.642.342.643.443.845.345.447.7

us-gaap:Goodwill us-gaap:BusinessAcquisition

ttgt:BrightTALKLimited


Goodwillus-gaap:
Period End2021-06-302020-12-23
Value7471
Percentage of Goodwill40.80.0
Percentage of Assets15.40.0
Percentage of Assets ttgt:BrightTALKLimited0.00.0

ttgt:OtherAcquisitions


Goodwillus-gaap:
Period End2020-12-31
Value12
Percentage of Goodwill7.1
Percentage of Assets2.8
Percentage of Assets ttgt:OtherAcquisitions0.0

us-gaap:Goodwill us-gaap:Restatement, us-gaap:BusinessAcquisition

srt:RestatementAdjustment, ttgt:BrightTALKLimited


Goodwillus-gaap:
Period End2021-06-30
Value2.56
Percentage of Goodwill1.4
Percentage of Assets0.5
Percentage of Assets srt:RestatementAdjustment ttgt:BrightTALKLimited0.0

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1051071083.3693.4713.590.710.7350.780.8090.8490.8920.4390.4920.5060.5420.5670.570.6010.7280.911.1791.4481.8172.1792.4832.9953.4824.064.5064.9585.3685.726.2197.0435.6986.4927.3958.2779.3361010
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets21.923.123.81.51.61.70.30.30.40.40.50.50.30.30.30.30.30.30.40.40.50.70.81.01.21.41.71.92.22.52.82.52.73.03.22.63.03.53.94.65.05.4

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

ttgt:CustomerAffiliateAndAdvertiserRelationships


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value6970712.2982.3582.4180.230.2330.2370.240.2440.2480.0090.010.0140.0190.0670.210.4040.6170.861.1261.3511.5991.852.1082.342.5832.8073.0153.2363.4813.5993.8224.419
Percentage of FiniteLivedIntangibleAssetsNet66.166.065.868.267.967.432.431.730.429.728.727.81.71.82.53.29.223.134.342.647.351.754.453.453.151.951.952.152.352.752.049.463.258.953.4
Percentage of Assets14.515.215.71.01.11.10.10.10.10.10.10.10.00.00.00.00.00.10.20.30.50.60.70.91.01.11.31.51.31.41.51.61.61.82.1
Percentage of Assets ttgt:CustomerAffiliateAndAdvertiserRelationships0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncompeteAgreements


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value0.1390.1570.1760.1290.1420.1550.0010.0020.0040.0060.0070.0090.0060.0110.0180.0270.0360.0460.0550.0630.0680.0830.0970.1380.0790.1110.175
Percentage of FiniteLivedIntangibleAssetsNet0.10.10.23.84.14.30.10.30.50.70.81.00.30.50.70.91.01.11.21.31.31.51.62.01.41.72.1
Percentage of Assets0.00.00.00.10.10.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.00.10.1
Percentage of Assets us-gaap:NoncompeteAgreements0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TechnologyBasedIntangibleAssets


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value3030310.9040.9260.9610.450.4650.4970.5160.5440.5740.3820.4250.4350.4450.4620.4560.4730.5370.5630.6120.6190.6780.7090.7310.862
Percentage of FiniteLivedIntangibleAssetsNet28.528.628.726.826.726.863.463.363.763.864.164.387.086.486.082.181.580.078.773.861.951.942.737.332.529.428.8
Percentage of Assets6.26.66.80.40.40.50.20.20.20.30.30.30.20.30.30.30.30.30.30.30.30.30.30.40.40.40.5
Percentage of Assets us-gaap:TechnologyBasedIntangibleAssets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TrademarksAndTradeNames


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value5.5795.6915.7880.0380.0450.0560.0290.0350.0420.0470.0540.0610.0570.0670.0710.0790.0810.0810.0850.0960.10.1130.1340.1630.1890.2080.2610.320.4150.4890.5620.874
Percentage of FiniteLivedIntangibleAssetsNet5.35.35.31.11.31.64.14.85.45.86.46.813.013.614.014.614.314.214.113.211.09.69.39.08.78.48.79.210.210.911.312.4
Percentage of Assets1.21.21.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.10.20.20.30.30.4
Percentage of Assets us-gaap:TrademarksAndTradeNames0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value2225262425252625262627
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.65.45.710.711.412.211.911.912.613.30.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value909000.0907000.0907000.0901000.0903000.0899000.0936000.0899000.0945000.01004000.0853000.0869000.0871000.0891000.0882000.0880000.0876000.0873000.0898000.0813000.0839000.0836000.0840000.01100000.01110000.01110000.01166000.01138000.0600000.0613000.0564000.0303000.0296000.0294000.0269000.0278000.0307000.0353000.0204000.0207000.0214000.0125000.0
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.20.40.40.40.40.40.50.50.50.50.50.50.50.50.50.50.50.40.40.50.50.60.60.60.70.60.30.30.30.10.10.10.10.10.10.20.10.10.10.1

Accrued Income Taxes Current

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:AccruedIncomeTaxesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-06-302017-03-312016-12-312016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value197000.0610000.0487000.03217000.0264000.065000.0259000.0157000.0176000.0141000.0141000.0160000.0218000.028000.054000.0122000.088000.0192000.0516000.0362000.0447000.01201000.01088000.01186000.0294000.0350000.001287000.00443000.0226000.0
Percentage of AccruedIncomeTaxesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0
Percentage of Assets0.00.10.11.40.10.00.10.10.10.10.10.10.10.00.00.10.00.10.30.20.20.70.60.50.10.20.00.60.00.20.1

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2725156.7015.0514.5484.3354.9496.4865.5945.5735.2755.2654.5857.598
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.85.43.42.92.32.22.02.33.12.83.23.03.02.74.4

us-gaap:ContractWithCustomerLiabilityCurrent us-gaap:AdjustmentsForNewAccountingPronouncements

us-gaap:AccountingStandardsUpdate201409


Contract
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value6.7015.0514.5484.3354.9496.4865.5945.5735.2755.2654.5854.088
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.053.8
Percentage of Assets2.92.32.22.02.33.12.83.23.03.02.72.4
Percentage of Assets us-gaap:AccountingStandardsUpdate2014090.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ContractWithCustomerLiabilityCurrent us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:BalanceSheetLocation

us-gaap:AccountingStandardsUpdate201409, ttgt:ContractLiabilities


Contract
Period End2020-12-312019-12-312018-12-31
Value154.35.6
Percentage of ContractWithCustomerLiabilityCurrent100.199.2100.5
Percentage of Assets3.41.93.2
Percentage of Assets us-gaap:AccountingStandardsUpdate201409 ttgt:ContractLiabilities0.00.00.0

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value524646181915161415141421211923242118171922141515181616171614141917141415151515161814
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.810.110.27.98.77.37.46.97.47.28.212.612.411.813.914.512.411.310.610.411.48.28.58.79.89.19.39.69.18.38.19.08.26.96.76.97.27.17.28.09.17.6

Long Term Debt Current

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


Long
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value1706000.01554000.01397000.01241000.01241000.01241000.01241000.01241000.09888000.09888000.09888000.09888000.09888000.08638000.07407000.06157000.04907000.04907000.0
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.70.70.60.60.60.60.75.75.75.95.75.85.14.43.62.62.5

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value3657000.03557000.03611000.02829000.02769000.02652000.02571000.02209000.02298000.02438000.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.80.80.81.21.21.31.21.01.11.2

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value195194153212122222223232314171922242729324444
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets40.542.033.79.19.610.410.110.611.111.613.48.610.011.812.914.616.017.719.024.023.2

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value1613231.7570.851.611
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0
Percentage of Assets3.32.95.20.80.40.7

us-gaap:DeferredIncomeTaxLiabilitiesNet us-gaap:AdjustmentsForNewAccountingPronouncements

ttgt:AccountingStandardsUpdate202006


Deferred
Period End2021-03-31
Value-10.5
Percentage of DeferredIncomeTaxLiabilitiesNet-78.8
Percentage of Assets-2.3
Percentage of Assets ttgt:AccountingStandardsUpdate2020060.0

us-gaap:DeferredIncomeTaxLiabilitiesNet us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements

srt:RevisionOfPriorPeriodAccountingStandardsUpdateAdjustment, ttgt:AccountingStandardsUpdate202006


Deferred
Period End2021-06-30
Value-10.5
Percentage of DeferredIncomeTaxLiabilitiesNet-65.3
Percentage of Assets-2.2
Percentage of Assets srt:RevisionOfPriorPeriodAccountingStandardsUpdateAdjustment ttgt:AccountingStandardsUpdate2020060.0

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1221000.01221000.02971000.01865000.0930000.0936000.0935000.0930000.01009000.0922000.0918000.0904000.0900000.0896000.0893000.0891000.0898000.04471000.04494000.05112000.0
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.70.80.50.50.50.50.60.40.40.40.40.40.40.40.42.22.22.6

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value23252626262728272828
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.95.65.911.312.013.012.712.913.614.3

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value3996000.04257000.04610000.03782000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0
Percentage of Assets0.80.91.01.6

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value3986000.04253000.04258000.03696000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0
Percentage of Assets0.80.90.91.6

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value3197000.03464000.04253000.03725000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0100.0
Percentage of Assets0.70.70.91.6

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value3464000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.8

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value14
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets3.1

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value2729302829303029303132
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.66.46.712.513.314.213.913.914.715.50.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value30343533
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0100.0
Percentage of Assets6.47.47.814.6

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value3662000.04820000.05050000.04872000.0
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0
Percentage of Assets0.81.01.12.1

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value193182202162153145152147141135132130128122120118119117117119123161160161163161155162163159157190189190199197195191189183180173197190
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets40.239.244.470.268.868.769.069.067.866.775.175.774.372.869.769.770.469.869.164.163.890.390.089.788.689.387.887.787.988.688.788.289.090.390.590.289.989.989.889.888.789.70.00.0

us-gaap:StockholdersEquity us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements

srt:RevisionOfPriorPeriodReclassificationAdjustment, ttgt:AccountingStandardsUpdate202006


Stockholders
Period End2020-12-31
Value-30.267
Percentage of StockholdersEquity-14.9
Percentage of Assets-6.6
Percentage of Assets srt:RevisionOfPriorPeriodReclassificationAdjustment ttgt:AccountingStandardsUpdate2020060.0

us-gaap:StockholdersEquity us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:StatementEquityComponents

srt:RevisionOfPriorPeriodReclassificationAdjustment, ttgt:AccountingStandardsUpdate202006, us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-12-31
Value-30.5
Percentage of StockholdersEquity-15.1
Percentage of Assets-6.7
Percentage of Assets srt:RevisionOfPriorPeriodReclassificationAdjustment ttgt:AccountingStandardsUpdate202006 us-gaap:AdditionalPaidInCapital0.0

srt:RevisionOfPriorPeriodReclassificationAdjustment, ttgt:AccountingStandardsUpdate202006, us-gaap:RetainedEarnings


Stockholders
Period End2020-12-31
Value0.233
Percentage of StockholdersEquity0.1
Percentage of Assets0.1
Percentage of Assets srt:RevisionOfPriorPeriodReclassificationAdjustment ttgt:AccountingStandardsUpdate202006 us-gaap:RetainedEarnings0.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value3.222.6451.611-0.177-0.399-0.504-0.319-0.467-0.232-0.174-0.215-0.172-0.0530.2020.065-0.248-0.322-0.0870.199-0.136-0.250.0050.008-0.077
Percentage of StockholdersEquity1.71.50.8-0.1-0.3-0.3-0.2-0.3-0.2-0.1-0.2-0.1-0.00.20.1-0.2-0.2-0.10.1-0.1-0.10.00.0-0.0
Percentage of Assets0.70.60.4-0.1-0.2-0.2-0.1-0.2-0.1-0.1-0.1-0.1-0.00.10.0-0.1-0.2-0.00.1-0.1-0.10.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value345339363327326322317314313309307304303302300296293280270263257246233221
Percentage of StockholdersEquity178.3186.5179.3202.1212.4222.1207.7212.8221.5228.9231.6232.9236.2246.1249.1252.5183.1180.1172.4132.2135.7141.5118.0116.1
Percentage of Assets71.773.179.5141.8146.1152.7143.3146.9150.2152.7174.0176.2175.5179.3173.7174.5164.7158.2153.0119.6121.9127.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value0.0560.0560.0560.0560.0550.0550.0550.0550.0540.0540.0540.0540.0540.0530.0530.0520.0510.050.0480.0460.0450.0430.0420.042
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value4439373427222016116.9273.6370.965-2.804-7.224-9.318-16.363-18.782-25.968-30.049-28.212-32.236-36.925-35.743-30.627
Percentage of StockholdersEquity23.121.818.621.117.915.613.411.17.85.12.70.7-2.2-5.9-7.7-13.9-11.7-16.7-19.1-14.2-17.0-21.2-18.1-16.0
Percentage of Assets9.38.58.214.812.310.79.37.75.33.42.10.6-1.6-4.3-5.4-9.6-10.6-14.6-17.0-12.8-15.3-19.10.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-199.796-199.796-199.796-199.796-199.796-199.796-184.972-182.63-182.63-181.03-177.905-174.78-172.429-172.429-170.816-162.731-113.949-98.851-83.862-35.81-35.343-35.3430.00.0
Percentage of StockholdersEquity-103.1-109.7-98.7-123.1-130.1-137.4-120.9-123.6-129.2-134.0-134.2-133.6-134.0-140.5-141.5-138.4-71.2-63.4-53.4-18.0-18.6-20.30.00.0
Percentage of Assets-41.4-43.0-43.8-86.4-89.5-94.5-83.5-85.3-87.6-89.3-100.8-101.0-99.6-102.3-98.6-95.7-64.1-55.7-47.4-16.3-16.7-18.20.00.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value56000.056000.056000.056000.055000.055000.055000.055000.054000.054000.054000.054000.054000.053000.053000.053000.053000.053000.052000.052000.051000.051000.051000.051000.051000.051000.050000.049000.049000.048000.048000.047000.047000.047000.046000.046000.045000.045000.045000.044000.044000.043000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value345339363327326322317314313309307304303302300298299297296295294293293290288285280276275273270268267265263262260259257253251246
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets71.773.179.5141.8146.1152.7143.3146.9150.2152.7174.0176.2175.5179.3173.7176.2175.9176.8174.5158.3152.9164.8164.7161.3156.8158.4158.2149.2148.3151.5153.0124.3125.6126.2119.6119.9120.0121.5121.9123.8123.4127.0

us-gaap:AdditionalPaidInCapitalCommonStock us-gaap:AdjustmentsForNewAccountingPronouncements

ttgt:AccountingStandardsUpdate202006


Additional
Period End2021-03-31
Value-30.5
Percentage of AdditionalPaidInCapitalCommonStock-9.0
Percentage of Assets-6.6
Percentage of Assets ttgt:AccountingStandardsUpdate2020060.0

us-gaap:AdditionalPaidInCapitalCommonStock us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements

srt:RevisionOfPriorPeriodAccountingStandardsUpdateAdjustment, ttgt:AccountingStandardsUpdate202006


Additional
Period End2021-06-30
Value-30.5
Percentage of AdditionalPaidInCapitalCommonStock-8.8
Percentage of Assets-6.3
Percentage of Assets srt:RevisionOfPriorPeriodAccountingStandardsUpdateAdjustment ttgt:AccountingStandardsUpdate2020060.0

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value4439373427222016116.9273.6370.965-2.804-7.224-9.318-12.715-14.789-16.15-16.363-16.453-16.431-18.83-18.782-20.751-22.792-25.621-25.968-27.673-28.611-29.914-30.049-30.048-30.625-29.754-28.212-29.234-29.906-31.87-32.236-34.221-35.182-36.925
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.38.58.214.812.310.79.37.75.33.42.10.6-1.6-4.3-5.4-7.5-8.7-9.6-9.6-8.8-8.5-10.6-10.6-11.5-12.4-14.2-14.6-14.9-15.4-16.6-17.0-13.9-14.4-14.1-12.8-13.4-13.8-14.9-15.3-16.7-17.3-19.1

us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:AdjustmentsForNewAccountingPronouncements

ttgt:AccountingStandardsUpdate202006


Retained
Period End2021-03-31
Value0.233
Percentage of RetainedEarningsAccumulatedDeficit0.6
Percentage of Assets0.1
Percentage of Assets ttgt:AccountingStandardsUpdate2020060.0

us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements

srt:RevisionOfPriorPeriodAccountingStandardsUpdateAdjustment, ttgt:AccountingStandardsUpdate202006


Retained
Period End2021-06-30
Value0.233
Percentage of RetainedEarningsAccumulatedDeficit0.5
Percentage of Assets0.0
Percentage of Assets srt:RevisionOfPriorPeriodAccountingStandardsUpdateAdjustment ttgt:AccountingStandardsUpdate2020060.0

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3220000.02645000.01611000.0-177000.0-399000.0-504000.0-319000.0-467000.0-232000.0-174000.0-215000.0-171000.0-53000.0202000.065000.05000.0-72000.0-211000.0-248000.0-207000.0-196000.0-134000.0-322000.0-280000.0-228000.0-219000.0-87000.036000.0221000.0229000.0199000.0136000.0140000.055000.0-136000.0-119000.0-205000.0-121000.0-250000.0-64000.0-70000.05000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.60.4-0.1-0.2-0.2-0.1-0.2-0.1-0.1-0.1-0.1-0.00.10.00.0-0.0-0.1-0.1-0.1-0.1-0.1-0.2-0.2-0.1-0.1-0.00.00.10.10.10.10.10.0-0.1-0.1-0.1-0.1-0.1-0.0-0.00.0

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value6.0127.4254.3233.2935.2942.933.7623.1793.1291.5141.501
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value6.0127.4254.3233.2935.2942.933.7623.1793.1291.5141.501
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value18151911129.6979.456119.0159.8046.5046.6326.9463.7959.632.4611.5077.3663.844-4.4426.3017.046.789-1.4945.2863.2116.6830.6784.2857.749
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax28.629.641.631.734.930.926.333.126.332.720.421.622.113.931.88.86.333.316.6-22.724.828.725.7-6.318.312.423.83.015.935.2

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-3.094-3.131-165.693-1.63-1.731-6.693-6.576-1.392-1.546-1.3331.932-0.3180.176-0.0982.2242.49119-1.103-4.078-9.8610.7486.323-3.236-0.521-7.66-0.006-20.0590.35439-2.942
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.9-5.9-360.8-4.5-5.0-21.3-18.3-4.1-4.5-4.46.1-1.00.6-0.47.38.982.9-5.0-17.7-50.42.925.8-12.3-2.2-26.5-0.0-71.41.6146.3-13.4

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-0.013-1.402171-2.942-0.312-15.205-2.558-1.968-1.912-4.283-3.197-7.116-2.236-4.229-5.136-7.129-35.11-0.596-1.539-8.741-0.307-0.0640.3280.6953.0150.2790.6140.963-34.8650.48
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-2.6374.2-8.1-0.9-48.4-7.1-5.8-5.6-14.3-10.0-23.1-7.1-15.5-16.9-25.4-147.9-2.7-6.7-44.7-1.2-0.31.22.910.41.12.24.3-129.62.2

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1511257.01810-12.2080.3477.7355.5544.1785.226-0.8224.847-0.5446.713-2.187
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.921.254.919.429.1-38.91.022.916.213.916.4-2.715.4-2.022.2-7.8

Amortization Of Financing Costs

us-gaap:AmortizationOfFinancingCosts

us-gaap:AmortizationOfFinancingCosts


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value327000.0327000.040000.03000.02000.02000.02000.03000.02000.02000.0214000.028000.028000.028000.028000.028000.030000.023000.0-68000.0115000.0
Percentage of AmortizationOfFinancingCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2021000.01726000.01674000.01516000.01355000.01299000.01202000.01143000.01144000.01156000.01140000.01108000.01263000.01109000.01135000.01131000.01188000.01134000.01249000.01322000.01287000.01336000.01360000.01381000.01441000.01475000.01466000.01440000.01472000.01435000.01533000.01606000.01548000.01692000.01686000.01704000.01704000.01647000.01657000.01727000.01752000.01718000.0
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2289000.0-2749000.02322000.0-1202000.02192000.0-3409000.02561000.0-2562000.01982000.0-4582000.02706000.0-496000.0-1308000.0646000.0408000.05513000.0-303000.02237000.0-2655000.0-4338000.04116000.0-230000.0-2346000.0396000.02395000.03735000.0-25000.027000.0-1569000.03412000.0-3442000.0-1975000.02385000.01536000.0-1790000.0-2975000.0-631000.03536000.0-830000.0-1828000.03064000.01255000.01257000.0-3341000.0
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value18151911129.6979.456119.0159.8046.5046.6326.9463.7959.632.4611.5077.3663.844-4.4426.3017.046.789-1.4945.2863.2116.6830.6784.2857.749
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax28.629.641.631.734.930.926.333.126.332.720.421.622.113.931.88.86.333.316.6-22.724.828.725.7-6.318.312.423.83.015.935.2

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value5.121.813.3066.7824.7732.2074.0835.3514.1513.292.6723.7694.422.0943.3972.0741.361-0.0290.09-0.0222.399-0.0481.9692.0412.8290.3471.7050.9381.3030.135-0.0010.577-0.871-1.5421.0220.6721.9650.3651.9820.9631.818-0.0751.324-0.6120.446
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.03.47.218.713.77.011.415.812.111.08.412.314.07.711.27.45.1-0.10.3-0.18.2-0.26.77.09.51.55.63.55.00.6-0.02.6-3.8-7.94.02.77.51.56.83.76.5-0.34.9-2.81.8

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
Value5.121.816.7824.7732.2075.3514.1513.293.7694.422.094
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.03.418.713.77.015.812.111.012.314.07.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value5.121.813.3066.7824.7732.2074.0835.3514.1513.292.6723.7694.422.0943.3972.074
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.03.47.218.713.77.011.415.812.111.08.412.314.07.711.27.4

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value6.0296.5835.7654.3233.2933.4285.0632.933.7622.4622.9693.1281.5141.5021.6032.1261.5891.5941.7822.0441.4761.551.8332.0281.3161.4473.1141.6221.1891.4071.5591.3831.2141.4291.3571.4871.1291.2941.8151.7081.9462.01.8352.582
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-3.094-3.131-165.693-1.63-1.731-6.693-6.576-1.392-1.546-1.3331.932-0.3180.176-0.0982.2242.49119-1.103-4.078-9.8610.7486.323-3.236-0.521-7.66-0.006-20.0590.35439-2.942
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.9-5.9-360.8-4.5-5.0-21.3-18.3-4.1-4.5-4.46.1-1.00.6-0.47.38.982.9-5.0-17.7-50.42.925.8-12.3-2.2-26.5-0.0-71.41.6146.3-13.4

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value3094000.03131000.01717000.01605000.01702000.01636000.01564000.01392000.01546000.01833000.0568000.0948000.01424000.02598000.01376000.0809000.0864000.01088000.0975000.0787000.01501000.01147000.0968000.0814000.01031000.0886000.0830000.0939000.0914000.01164000.0868000.01001000.01457000.01151000.0968000.0805000.0896000.01481000.0
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-0.013-1.402171-2.942-0.312-15.205-2.558-1.968-1.912-4.283-3.197-7.116-2.236-4.229-5.136-7.129-35.11-0.596-1.539-8.741-0.307-0.0640.3280.6953.0150.2790.6140.963-34.8650.48
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-2.6374.2-8.1-0.9-48.4-7.1-5.8-5.6-14.3-10.0-23.1-7.1-15.5-16.9-25.4-147.9-2.7-6.7-44.7-1.2-0.31.22.910.41.12.24.3-129.62.2

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value0.00.00.0142.3420.01.63.1253.1252.3510.01.6132.8633.0770.7711.374-37.0683.8755.9595.345122.6370.00.016350.6791.618100.287
Percentage of PaymentsForRepurchaseOfCommonStock0.00.00.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateStatedPercentage

ttgt:ZeroPointOneTwoFivePercentageConvertibleSeniorNotes


Debt
Period End2020-12-31
Value0.125
Percentage of DebtInstrumentInterestRateStatedPercentage100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations ttgt:ZeroPointOneTwoFivePercentageConvertibleSeniorNotes0.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value25.4917.3417.3416.115.6413.1413.1411.5410.949.919.59.279.056.676.419.439.169.489.429.298.387.977.978.017.977.957.867.497.457.377.37.227.277.276.886.896.886.9
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value231.4750.6070.740.061
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value18103.813.1194.2387.8038.4428.9629.84311
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value304000.033000.033000.0352000.0443000.0528000.01214000.01158000.01058000.0827000.0
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsValuationAllowance us-gaap:BusinessAcquisition

ttgt:BrightTALKInc


Deferred
Period End2020-12-31
Value271000.0
Percentage of DeferredTaxAssetsValuationAllowance89.1

ttgt:AdjustmentsRelatedToRegistrationFees

ttgt:AdjustmentsRelatedToRegistrationFees


Adjustments
Period End2021-06-30
Value29000.0
Percentage of AdjustmentsRelatedToRegistrationFees100.0

ttgt:AdjustmentsRelatedToRegistrationFees us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-30
Value29000.0
Percentage of AdjustmentsRelatedToRegistrationFees100.0

ttgt:AmortizationExcludingCostOfAmortization

ttgt:AmortizationExcludingCostOfAmortization


Amortization
Period End2021-06-302021-03-312020-06-302020-03-31
Value1658000.01630000.0282000.0159000.0
Percentage of AmortizationExcludingCostOfAmortization100.0100.0100.0100.0

ttgt:AmortizationOfIntangibleAssetsAndOtherExcludingFinancingCosts

ttgt:AmortizationOfIntangibleAssetsAndOtherExcludingFinancingCosts


Amortization
Period End2021-06-302021-03-312020-06-302020-03-31
Value2434000.02395000.0282000.0159000.0
Percentage of AmortizationOfIntangibleAssetsAndOtherExcludingFinancingCosts100.0100.0100.0100.0

ttgt:AssetCoverageRatio us-gaap:Range, us-gaap:CreditFacility, us-gaap:LongtermDebtType

ttgt:AssetCoverageRatio

srt:Minimum, ttgt:LoanAndSecurityModificationAgreement, ttgt:WesternAllianceBank


Asset
Period End2020-07-02
Value1.0
Percentage of AssetCoverageRatio100.0

ttgt:ContractWithCustomerLiabilityBillings

ttgt:ContractWithCustomerLiabilityBillings


Contract
Period End2021-06-302021-03-31
Value6662
Percentage of ContractWithCustomerLiabilityBillings100.0100.0

ttgt:ContractWithCustomerLiabilityFromDeferredRevenue

ttgt:ContractWithCustomerLiabilityFromDeferredRevenue


Contract
Period End2021-06-30
Value13
Percentage of ContractWithCustomerLiabilityFromDeferredRevenue100.0

ttgt:ContractWithCustomerLiabilityIncreaseFromDeferralOfRevenue

ttgt:ContractWithCustomerLiabilityIncreaseFromDeferralOfRevenue


Contract
Period End2021-03-31
Value62
Percentage of ContractWithCustomerLiabilityIncreaseFromDeferralOfRevenue100.0

ttgt:ContractWithCustomerLiabilityIncreaseFromDeferralOfRevenue us-gaap:AdjustmentsForNewAccountingPronouncements

us-gaap:AccountingStandardsUpdate201409


Contract
Period End2020-09-302020-06-302020-03-31
Value3.0951.8222.178
Percentage of ContractWithCustomerLiabilityIncreaseFromDeferralOfRevenue0.00.00.0

ttgt:ContractWithCustomerLiabilityRecognitionOfPreviouslyUnearnedRevenue

ttgt:ContractWithCustomerLiabilityRecognitionOfPreviouslyUnearnedRevenue


Contract
Period End2021-03-31
Value52
Percentage of ContractWithCustomerLiabilityRecognitionOfPreviouslyUnearnedRevenue100.0

ttgt:ContractWithCustomerLiabilityRevenueRecognizedDuringPeriod

ttgt:ContractWithCustomerLiabilityRevenueRecognizedDuringPeriod


Contract
Period End2021-06-302021-03-31
Value6352
Percentage of ContractWithCustomerLiabilityRevenueRecognizedDuringPeriod100.0100.0

ttgt:DebtInstrumentImpliedInterestRateWithoutConversionOption

ttgt:DebtInstrumentImpliedInterestRateWithoutConversionOption


Debt
Period End2021-06-302021-03-31
Value05.0
Percentage of DebtInstrumentImpliedInterestRateWithoutConversionOption0.0100.0

ttgt:DeferredEmployeeShareOfFederalInsuranceContributionsActTaxAmount us-gaap:BalanceSheetLocation, us-gaap:UnusualOrInfrequentItem

ttgt:DeferredEmployeeShareOfFederalInsuranceContributionsActTaxAmount

ttgt:AccruedExpenses, ttgt:CoronavirusAidReliefAndEconomicSecurityActCARESAct


Deferred
Period End2021-06-302021-03-31
Value-957.421958
Percentage of DeferredEmployeeShareOfFederalInsuranceContributionsActTaxAmount100.0100.0

ttgt:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAmortizationOfDiscountOnContingentLiabilities us-gaap:FairValueByLiabilityClass

ttgt:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAmortizationOfDiscountOnContingentLiabilities

ttgt:ContingentConsideration


Fair
Period End2021-06-302021-03-31
Value44000.053000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAmortizationOfDiscountOnContingentLiabilities100.0100.0

ttgt:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisPaymentsOnContingentLiabilities us-gaap:FairValueByLiabilityClass

ttgt:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisPaymentsOnContingentLiabilities

ttgt:ContingentConsideration


Fair
Period End2021-03-31
Value1032000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisPaymentsOnContingentLiabilities100.0

ttgt:IncreaseDecreaseInOperatingLeaseRightOfUseAssetsAndLiabilitiesNet

ttgt:IncreaseDecreaseInOperatingLeaseRightOfUseAssetsAndLiabilitiesNet


Increase
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value2100000.0139000.081000.0100000.082000.076000.077000.084000.0
Percentage of IncreaseDecreaseInOperatingLeaseRightOfUseAssetsAndLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0

ttgt:NumberOfWebsites

ttgt:NumberOfWebsites


Number
Period End2020-12-31
Value0
Percentage of NumberOfWebsites0.0

ttgt:PaymentsForEarnOutLiabilities

ttgt:PaymentsForEarnOutLiabilities


Payments
Period End2021-06-302021-03-312016-12-312016-09-302016-06-302016-03-31
Value01032000.0000459000.0
Percentage of PaymentsForEarnOutLiabilities0.0100.00.00.00.0100.0

ttgt:PaymentsOnLoanPrincipal

ttgt:PaymentsOnLoanPrincipal


Payments
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.3130.3120.3130.3130.3120.313252.52.52.52.51.251.251.25
Percentage of PaymentsOnLoanPrincipal100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ttgt:PercentageOfSalePriceOfCommonStockAndConversionRate

ttgt:PercentageOfSalePriceOfCommonStockAndConversionRate


Percentage
Period End2020-12-31
Value98.0
Percentage of PercentageOfSalePriceOfCommonStockAndConversionRate100.0

ttgt:WeightedAverageNumberOfBasicSharesOutstanding

ttgt:WeightedAverageNumberOfBasicSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-06-302020-03-31
Value28282728
Percentage of WeightedAverageNumberOfBasicSharesOutstanding100.0100.0100.0100.0

ttgt:WeightedAverageSharesOfCommonStockAndVestedUndeliveredRestrictedStockUnitsOutstandingAndPotentiallyDilutiveShares

ttgt:WeightedAverageSharesOfCommonStockAndVestedUndeliveredRestrictedStockUnitsOutstandingAndPotentiallyDilutiveShares


Weighted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value32290.2626222828280.058383282828-0.058067282828-0.003903282827-0.8346912732
Percentage of WeightedAverageSharesOfCommonStockAndVestedUndeliveredRestrictedStockUnitsOutstandingAndPotentiallyDilutiveShares100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ttgt:WeightedAverageSharesOfCommonStockAndVestedUndeliveredRestrictedStockUnitsOutstandingBasic

ttgt:WeightedAverageSharesOfCommonStockAndVestedUndeliveredRestrictedStockUnitsOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value28280.0833792727280.0887212727270.1110952727270.0288272727-0.6963662731
Percentage of WeightedAverageSharesOfCommonStockAndVestedUndeliveredRestrictedStockUnitsOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ttgt:WeightedAverageSharesOfCommonStockAndVestedUndeliveredRestrictedStockUnitsOutstandingDiluted

ttgt:WeightedAverageSharesOfCommonStockAndVestedUndeliveredRestrictedStockUnitsOutstandingDiluted


Weighted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value28280.0833792727280.0887212727270.0518762727270.0288272727-0.6963662731
Percentage of WeightedAverageSharesOfCommonStockAndVestedUndeliveredRestrictedStockUnitsOutstandingDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation


Adjustments
Period End2021-03-312020-09-302020-03-312019-09-302019-03-312018-09-302018-06-302018-03-31
Value370000.03078000.068000.01751000.0868000.02338000.0213000.0522000.0
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-03-312020-09-302020-03-312019-09-302019-03-312018-09-302018-06-302018-03-31
Value370000.03078000.068000.01751000.0868000.02338000.0213000.0522000.0
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationAcquisitionRelatedCosts us-gaap:BusinessAcquisition, us-gaap:IncomeStatementLocation

us-gaap:BusinessCombinationAcquisitionRelatedCosts

ttgt:BrightTALKLimited, us-gaap:GeneralAndAdministrativeExpense


Business
Period End2020-12-23
Value5000000.0
Percentage of BusinessCombinationAcquisitionRelatedCosts100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized us-gaap:AdjustmentsForNewAccountingPronouncements

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:AccountingStandardsUpdate201409


Contract
Period End2020-09-302020-06-302020-03-31
Value1445000.01319000.01965000.0
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0

us-gaap:CostOfGoodsAndServicesSoldAmortization

us-gaap:CostOfGoodsAndServicesSoldAmortization


Cost
Period End2021-06-302021-03-31
Value776000.0765000.0
Percentage of CostOfGoodsAndServicesSoldAmortization100.0100.0

us-gaap:CostOfGoodsAndServicesSoldDepreciation

us-gaap:CostOfGoodsAndServicesSoldDepreciation


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value446000.0381000.0325000.0274000.0221000.0171000.0133000.094000.056000.013000.000013000.0
Percentage of CostOfGoodsAndServicesSoldDepreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType, us-gaap:VariableRate

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1

ttgt:LoanAndSecurityModificationAgreement, ttgt:WesternAllianceBank, us-gaap:SubsequentEvent, us-gaap:PrimeRate


Debt
Period End2020-07-02
Value0.0025
Percentage of DebtInstrumentBasisSpreadOnVariableRate1100.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:VariableRate

ttgt:LoanAndSecurityModificationAgreement, ttgt:WesternAllianceBank, us-gaap:PrimeRate


Debt
Period End2020-07-02
Value0.25
Percentage of DebtInstrumentBasisSpreadOnVariableRate110000.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:Range, us-gaap:CreditFacility, us-gaap:LongtermDebtType

srt:Maximum, ttgt:LoanAndSecurityModificationAgreement, ttgt:WesternAllianceBank


Debt
Period End2020-07-02
Value3.5
Percentage of DebtInstrumentBasisSpreadOnVariableRate1140000.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:Range, us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

srt:Maximum, ttgt:LoanAndSecurityModificationAgreement, ttgt:WesternAllianceBank, us-gaap:SubsequentEvent


Debt
Period End2020-07-02
Value0.035
Percentage of DebtInstrumentBasisSpreadOnVariableRate11400.0

us-gaap:DebtInstrumentConvertibleConversionRatio1 us-gaap:DebtInstrument

us-gaap:DebtInstrumentConvertibleConversionRatio1

ttgt:ZeroPointOneTwoFivePercentageConvertibleSeniorNotes


Debt
Period End2020-12-31
Value14.198
Percentage of DebtInstrumentConvertibleConversionRatio1100.0

us-gaap:DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger

us-gaap:DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger


Debt
Period End2020-12-31
Value130.0
Percentage of DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger100.0

us-gaap:DeferredIncomeTaxesAndTaxCredits

us-gaap:DeferredIncomeTaxesAndTaxCredits


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1522000.0-294000.0-361000.01394000.0-1510000.0274000.0-685000.0-332000.0282000.0-362000.0
Percentage of DeferredIncomeTaxesAndTaxCredits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Depreciation

us-gaap:Depreciation


Depreciation
Period End2021-06-302021-03-312020-06-302020-03-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1834000.01602000.01392000.01357000.01112000.01080000.01218000.01065000.01093000.01091000.01097000.0951000.01016000.01020000.0959000.0999000.01016000.01008000.01035000.01024000.01012000.0989000.01005000.0961000.0985000.0872000.0851000.0850000.0811000.0767000.0758000.0692000.0668000.0641000.0630000.0592000.0642000.0
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepreciationAndAmortization

us-gaap:DepreciationAndAmortization


Depreciation
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1696000.01452000.01453000.01345000.01222000.01205000.01146000.01130000.01144000.01156000.01140000.01108000.0
Percentage of DepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepreciationNonproduction

us-gaap:DepreciationNonproduction


Depreciation
Period End2021-06-302021-03-312020-06-302020-03-31
Value1388000.01221000.01171000.01186000.0
Percentage of DepreciationNonproduction100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations


Effect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value113000.068000.0-29000.083000.010000.0-7000.025000.0-79000.0-3000.0-10000.0-13000.0-20000.0-39000.0-12000.0-5000.0-10000.0
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectiveIncomeTaxRateReconciliationTaxContingenciesForeign us-gaap:Range, us-gaap:IncomeTaxAuthority

us-gaap:EffectiveIncomeTaxRateReconciliationTaxContingenciesForeign

srt:Maximum, us-gaap:HerMajestysRevenueAndCustomsHMRC


Effective
Period End2021-06-30
Value25.0
Percentage of EffectiveIncomeTaxRateReconciliationTaxContingenciesForeign100.0

srt:Minimum, us-gaap:HerMajestysRevenueAndCustomsHMRC


Effective
Period End2021-06-30
Value19.0
Percentage of EffectiveIncomeTaxRateReconciliationTaxContingenciesForeign76.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease us-gaap:FairValueByLiabilityClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease

ttgt:ContingentConsideration


Fair
Period End2021-06-302021-03-31
Value209000.0185000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease100.0100.0

us-gaap:GoodwillPeriodIncreaseDecrease

us-gaap:GoodwillPeriodIncreaseDecrease


Goodwill
Period End2021-06-30
Value200000.0
Percentage of GoodwillPeriodIncreaseDecrease100.0

us-gaap:IncreaseDecreaseInAccountsPayableTrade

us-gaap:IncreaseDecreaseInAccountsPayableTrade


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1134000.0-1686000.01634000.0-225000.0154000.0-341000.025000.0982000.0-958000.0115000.066000.044000.0-84000.0306000.0-192000.054000.0-14000.0-658000.0280000.018000.0-261000.0262000.017000.0-994000.0336000.0-280000.0242000.0-164000.0-187000.0165000.0-341000.0-624000.01465000.0-739000.052000.0-914000.0133000.0585000.0-720000.0-402000.0178000.091000.0768000.0-295000.0
Percentage of IncreaseDecreaseInAccountsPayableTrade100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-389000.0891000.0-320000.0-3209000.03584000.0578000.01974000.0-603000.0115000.01038000.0993000.0-1112000.0-769000.0490000.01163000.0634000.01076000.0-129000.0-372000.0-245000.01729000.0-390000.0-230000.0412000.0-1923000.0116000.02586000.02267000.03000.0-167000.0-4349000.0137000.046000.0-838000.0940000.053000.0417000.0-1089000.02696000.0-211000.01705000.0-1016000.0559000.01139000.0
Percentage of IncreaseDecreaseInAccruedIncomeTaxesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInContractWithCustomerLiability


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2.7939.372-2.4841.6660.4870.213-0.614-1.5360.8910.0220.2970.011-2.7150.382
Percentage of IncreaseDecreaseInContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value139000.0-867000.0838000.0121000.0312000.0-949000.0546000.0311000.0111000.0-874000.0328000.0186000.0235000.0-413000.0151000.0289000.0139000.091000.0128000.0-113000.0-34000.059000.013000.0-134000.0247000.0-1093000.0414000.0296000.0383000.0-614000.0516000.0106000.041000.0-680000.0278000.0205000.0-47000.0-379000.0194000.046000.0332000.0-1351000.0632000.0-24000.0
Percentage of IncreaseDecreaseInEmployeeRelatedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherAccruedLiabilities

us-gaap:IncreaseDecreaseInOtherAccruedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1506000.0-4703000.06403000.0156000.0-387000.041000.0-729000.0112000.0705000.0-880000.0-482000.049000.0667000.0-446000.0-27000.0513000.0-157000.0-486000.0-201000.0-164000.015000.0-637000.02200000.0-1677000.038000.01242000.0-364000.0-469000.0153000.0104000.0-1426000.01609000.0-794000.01023000.0-248000.0-200000.0-68000.0-905000.0341000.0-181000.01175000.0586000.0-265000.0263000.0
Percentage of IncreaseDecreaseInOtherAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherNoncurrentAssets

us-gaap:IncreaseDecreaseInOtherNoncurrentAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value7000.0-395000.0-820000.0-15000.0-1000.0-14000.016000.0-36000.0-51000.0145000.0-10000.000-1000.0-1000.0-4000.0-9000.0-31000.0106000.0-21000.017000.0-50000.0-206000.0-2000.0-11000.0-43000.038000.0550000.0-18000.024000.0265000.0-9000.022000.036000.0-12000.0-34000.0-41000.0141000.0-1000.0-7000.021000.068000.06000.0-6000.0
Percentage of IncreaseDecreaseInOtherNoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherNoncurrentLiabilities

us-gaap:IncreaseDecreaseInOtherNoncurrentLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value10000.0-1756000.01106000.0725000.0-1000.0-76000.0-76000.0-122000.0-31000.03496000.0-111000.0-111000.0-99000.0-133000.0-134000.0205000.0-100000.0-97000.0-86000.0-105000.0-2084000.0-227000.0-65000.0-455000.0406000.01041000.0-1595000.029000.06000.019000.0-172000.0-6000.0-66000.0-16000.0-23000.0-999000.0381000.0479000.0626000.0
Percentage of IncreaseDecreaseInOtherNoncurrentLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value34000.0833000.0-2834000.03077000.0-735000.0752000.0-859000.0-264000.0-602000.0714000.0-922000.01260000.0-1047000.0859000.0346000.0444000.0-680000.0995000.0-779000.0-34000.0-442000.0912000.0222000.0762000.0-1368000.0533000.0-646000.02061000.0-2247000.01744000.0-3162000.0435000.0-983000.04234000.0-851000.0-599000.0-396000.01462000.0
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseCost

us-gaap:LeaseCost


Lease
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1177000.01218000.01013000.01001000.0972000.0975000.01004000.0986000.0996000.0996000.0
Percentage of LeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseCost


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1111000.01142000.01007000.0988000.0946000.0947000.0951000.0964000.0975000.0975000.0
Percentage of OperatingLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeasesIncomeStatementMinimumLeaseRevenue us-gaap:LeaseContractualTerm

us-gaap:OperatingLeasesIncomeStatementMinimumLeaseRevenue

ttgt:FourthAmendment


Operating
Period End2021-05-012021-04-30
Value300000.0250000.0
Percentage of OperatingLeasesIncomeStatementMinimumLeaseRevenue100.0100.0

us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent


Other
Period End2020-09-302020-06-302020-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value12000.084000.0-132000.02000.01000.08000.04000.0-7000.06000.0-1000.015000.0-15000.0-22000.05000.022000.0
Percentage of OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2020-09-302020-06-302020-03-312018-09-302018-06-302018-03-31
Value12000.084000.0-132000.01000.08000.04000.0
Percentage of OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value003000.0-24000.037000.000003000.05000.02000.01000.0-4000.03000.002000.0-9000.0-13000.03000.012000.0
Percentage of OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent0.00.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-03-312016-03-31
Value575000.01034000.0210000.021000.0-53000.0-235000.0-58000.041000.0-120000.0-263000.0134000.022000.0166000.0
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value575000.01034000.0210000.021000.0-53000.0-235000.0-58000.041000.0-120000.0-263000.0134000.0
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value575000.01034000.01788000.0222000.0105000.0-185000.0148000.0-235000.0-58000.041000.0-44000.0-119000.0-255000.0138000.060000.077000.0139000.037000.0-41000.0-11000.0-62000.0188000.0-42000.0-52000.0-9000.0-132000.0-123000.0-185000.0-7000.029000.063000.0-4000.085000.0191000.0-17000.086000.0-84000.0129000.0-186000.06000.0-96000.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromInvestments

us-gaap:PaymentsForProceedsFromInvestments


Payments
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value25000.029000.042000.000-500000.0
Percentage of PaymentsForProceedsFromInvestments100.0100.0100.00.00.0100.0

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfDebtIssuanceCosts


Payments
Period End2020-12-312017-12-312017-09-302016-12-312016-09-30
Value1000.00000
Percentage of PaymentsOfDebtIssuanceCosts100.00.00.00.00.0

us-gaap:PaymentsOfStockIssuanceCosts

us-gaap:PaymentsOfStockIssuanceCosts


Payments
Period End2021-06-302021-03-31
Value01400000.0
Percentage of PaymentsOfStockIssuanceCosts0.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value0370000.0393000.03078000.0068000.0171000.01751000.00868000.077000.02338000.0213000.0522000.0151000.03037000.0172000.0580000.066000.03231000.0439000.0710000.0
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation0.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:PaymentsToAcquireBusinessesGross

ttgt:TwoThousandTwentyOneAcquisitions, us-gaap:SubsequentEvent


Payments
Period End2021-07-30
Value25
Percentage of PaymentsToAcquireBusinessesGross100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired


Payments
Period End2020-12-312020-09-302020-06-302020-03-312011-12-312011-09-302010-12-312010-09-30
Value1690.00.05.0150.00.0433.1610.0
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired100.00.00.0100.00.0100.0100.00.0

us-gaap:ProceedsFromIssuanceOfDebt us-gaap:CreditFacility, us-gaap:LongtermDebtType

us-gaap:ProceedsFromIssuanceOfDebt

ttgt:LoanAndSecurityModificationAgreement, ttgt:WesternAllianceBank


Proceeds
Period End2020-07-02
Value20
Percentage of ProceedsFromIssuanceOfDebt100.0

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

ttgt:LoanAndSecurityModificationAgreement, ttgt:WesternAllianceBank, us-gaap:SubsequentEvent


Proceeds
Period End2020-07-02
Value20
Percentage of ProceedsFromIssuanceOfDebt100.0

us-gaap:ProceedsFromIssuanceOfDebt us-gaap:DebtInstrument

ttgt:ZeroPointOneTwoFivePercentageConvertibleSeniorNotes


Proceeds
Period End2020-12-31
Value201
Percentage of ProceedsFromIssuanceOfDebt0.0

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProceedsFromStockOptionsExercised


Proceeds
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-09-30
Value91000.0267000.096000.0023000.049000.073000.0477000.0406000.0381000.0235000.0265000.061000.0229000.02858000.01044000.061000.0210000.0589000.0238000.01765000.02594000.0442000.01128000.0640000.0609000.013000.01000.0937000.01000.06000.0262000.0497000.01669000.042000.0546000.0560000.0390000.0
Percentage of ProceedsFromStockOptionsExercised100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:ProvisionForDoubtfulAccounts


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value162000.0-156000.0-85000.0-14000.0178000.0139000.0102000.0-130000.0157000.0210000.0285000.0200000.0256000.0245000.0200000.0201000.0200000.0205000.0605000.0-120000.0191000.0218000.0194000.0206000.0183000.0222000.0246000.0169000.0160000.0133000.0230000.042000.0149000.0143000.0508000.030000.018000.0271000.030000.0-16000.0172000.0130000.0274000.0-19000.0
Percentage of ProvisionForDoubtfulAccounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-31
Value0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-31
Value077.931.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value0.21.90.5120.22.00.68.91.20.70.76.30.96.21.24.90.31.01.43.20.12.52.21.70.11.71.71.30.02.01.90.50.51.3
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-31
Value-12.3273.2237.16
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue


Share
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value608000.0915000.0396000.0020000.077000.0255000.01572000.0800000.0463000.0202000.0100000.0700000.00300000.0100000.01300000.03300000.0200000.0417000.0283000.0200000.00-4000.01204000.0002000.0198000.03300000.0100000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.00.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice


Share
Period End2020-12-31
Value-1.27
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice


Share
Period End2020-12-31
Value0
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice0.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice


Share
Period End2020-12-31
Value0
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice0.0

us-gaap:ShortTermLeaseCost

us-gaap:ShortTermLeaseCost


Short
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value66000.076000.06000.013000.026000.028000.053000.022000.021000.021000.0
Percentage of ShortTermLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardGross

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardGross


Stock
Period End2020-09-302019-06-30
Value461000.0-1600000.0
Percentage of StockIssuedDuringPeriodValueRestrictedStockAwardGross100.0100.0

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardGross us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2020-09-30
Value460000.0
Percentage of StockIssuedDuringPeriodValueRestrictedStockAwardGross99.8

us-gaap:CommonStock


Stock
Period End2020-09-30
Value1000.0
Percentage of StockIssuedDuringPeriodValueRestrictedStockAwardGross0.2

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised


Stock
Period End2021-06-302019-09-302019-03-312018-09-302018-06-302018-03-31
Value16000.096000.023000.072000.0478000.0406000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302019-09-302019-03-312018-09-302018-06-302018-03-31
Value16000.095000.023000.072000.0477000.0406000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.099.0100.0100.099.8100.0

us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment

us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302016-09-302016-06-302015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302012-09-302012-06-302011-09-302011-06-30
Value3992000.01101700.0691520.0630130.0436060.0460130.0591540.0401120.0936730.01218100.0999810.0765800.0856510.0785410.01121700.01430800.01721400.01835800.01517800.01131000.0947060.0452960.00550070.0767260.01497800.02359000.0
Percentage of WeightedAverageNumberDilutedSharesOutstandingAdjustment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

ttgt:AccruedSalesIncentives us-gaap:BalanceSheetLocation

ttgt:AccruedSalesIncentives

ttgt:ContractLiabilities


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2700000.02400000.02200000.02500000.02600000.02400000.02400000.03000000.03400000.03600000.03500000.02900000.02800000.02800000.02700000.0
Percentage of AccruedSalesIncentives100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ttgt:BusinessAcquisitionCostOfAcquiredEntityPotentialCashEarnOuts us-gaap:BusinessAcquisition

ttgt:BusinessAcquisitionCostOfAcquiredEntityPotentialCashEarnOuts

ttgt:DataScienceCentralLLC


Business
Period End2020-09-302020-06-302020-02-18
Value1300000.01100000.0900000.0
Percentage of BusinessAcquisitionCostOfAcquiredEntityPotentialCashEarnOuts100.0100.0100.0

ttgt:DebtInstrumentPrincipalAmountConverted

ttgt:DebtInstrumentPrincipalAmountConverted


Debt
Period End2020-12-31
Value1000.0
Percentage of DebtInstrumentPrincipalAmountConverted100.0

ttgt:DebtInstrumentPrincipalAmountConverted us-gaap:DebtInstrument

ttgt:ZeroPointOneTwoFivePercentageConvertibleSeniorNotes


Debt
Period End2020-12-31
Value1000.0
Percentage of DebtInstrumentPrincipalAmountConverted100.0

ttgt:DebtInstrumentPrincipalAmountConverted us-gaap:Range

srt:Minimum


Debt
Period End2021-06-30
Value20200.0
Percentage of DebtInstrumentPrincipalAmountConverted0.0

ttgt:DeferredTaxAssetsRightOfUseOperatingLeaseLiability

ttgt:DeferredTaxAssetsRightOfUseOperatingLeaseLiability


Deferred
Period End2020-12-312019-12-31
Value7219000.07769000.0
Percentage of DeferredTaxAssetsRightOfUseOperatingLeaseLiability100.0100.0

ttgt:DeferredTaxLiabilitiesConvertibleDebtBasisDifference

ttgt:DeferredTaxLiabilitiesConvertibleDebtBasisDifference


Deferred
Period End2020-12-31
Value10
Percentage of DeferredTaxLiabilitiesConvertibleDebtBasisDifference100.0

ttgt:DeferredTaxLiabilitiesRightOfUseOperatingLeaseAsset

ttgt:DeferredTaxLiabilitiesRightOfUseOperatingLeaseAsset


Deferred
Period End2020-12-312019-12-31
Value6186000.06650000.0
Percentage of DeferredTaxLiabilitiesRightOfUseOperatingLeaseAsset100.0100.0

ttgt:FairValueMeasurementWithUnobservableInputsAmountsIncludedInAccruedExpensesAndOtherCurrentLiabilities us-gaap:FairValueByLiabilityClass

ttgt:FairValueMeasurementWithUnobservableInputsAmountsIncludedInAccruedExpensesAndOtherCurrentLiabilities

ttgt:ContingentConsideration


Fair
Period End2020-12-31
Value1027000.0
Percentage of FairValueMeasurementWithUnobservableInputsAmountsIncludedInAccruedExpensesAndOtherCurrentLiabilities100.0

ttgt:FairValueMeasurementWithUnobservableInputsAmountsIncludedInOtherLiabilities us-gaap:FairValueByLiabilityClass

ttgt:FairValueMeasurementWithUnobservableInputsAmountsIncludedInOtherLiabilities

ttgt:ContingentConsideration


Fair
Period End2020-12-31
Value1751000.0
Percentage of FairValueMeasurementWithUnobservableInputsAmountsIncludedInOtherLiabilities100.0

ttgt:FairValueMeasurementWithUnobservableInputsContingentConsideration us-gaap:FairValueByLiabilityClass

ttgt:FairValueMeasurementWithUnobservableInputsContingentConsideration

ttgt:ContingentConsideration


Fair
Period End2020-12-31
Value2778000.0
Percentage of FairValueMeasurementWithUnobservableInputsContingentConsideration100.0

ttgt:FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour

ttgt:FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour


Finite
Period End2021-06-302021-03-312020-09-30
Value68681.644
Percentage of FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour100.0100.0100.0

ttgt:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour

ttgt:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour


Lessee
Period End2021-06-302021-03-312020-09-30
Value131417
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour100.0100.0100.0

ttgt:LongLivedAssetsPercentage us-gaap:StatementGeographical

ttgt:LongLivedAssetsPercentage

country:GB


Long
Period End2021-06-302021-03-31
Value34.035.0
Percentage of LongLivedAssetsPercentage100.0100.0

ttgt:OneTimeCashAllowanceFromLeaseAgreement us-gaap:LeaseContractualTerm

ttgt:OneTimeCashAllowanceFromLeaseAgreement

ttgt:FourthAmendment


One
Period End2021-04-30
Value600000.0
Percentage of OneTimeCashAllowanceFromLeaseAgreement100.0

us-gaap:AccountsPayableAndOtherAccruedLiabilitiesCurrent

us-gaap:AccountsPayableAndOtherAccruedLiabilitiesCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value1312164.0583.7373.9562.4763.1823.0832.3863.263.132.9622.7233.3432.7472.2042.3132.7923.112
Percentage of AccountsPayableAndOtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsPayableTradeCurrent

us-gaap:AccountsPayableTradeCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3718000.02583000.04303000.01624000.01847000.01691000.02036000.02007000.01028000.01987000.01871000.01960000.02013000.01601000.01542000.01486000.01430000.01442000.02100000.01812000.01770000.02066000.01807000.01791000.02786000.02448000.02733000.02494000.02664000.02856000.02686000.03024000.03642000.02161000.02907000.02741000.03659000.03531000.02941000.03662000.04066000.03797000.0
Percentage of AccountsPayableTradeCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax


Accumulated
Period End2020-12-312020-09-302019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value0-3000.00-15000.0-4000.0-6000.0-13000.0-17000.0-10000.0-16000.0-15000.030000.0-15000.08000.02000.0-19000.08000.05000.01000.0-20000.011000.07000.09000.010000.022000.0-4000.018000.014000.020000.020000.012000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax0.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivable


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
Value1754000.01899000.02099000.01783000.01961000.01715000.01014000.0913000.0911000.01062000.01026000.0483000.0
Percentage of AllowanceForDoubtfulAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1646000.01532000.01754000.01893000.02028000.02031000.01899000.02080000.02355000.02317000.02099000.01975000.01903000.02012000.01783000.01676000.01507000.02038000.01961000.01897000.01941000.01769000.01715000.01507000.01333000.01151000.01014000.01134000.01019000.0852000.0913000.0871000.0796000.0647000.0911000.01121000.0836000.01322000.01062000.01185000.01148000.01026000.0
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:AssetsFairValueDisclosure

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value0.0840.0840.0845.0645.0235.0120.53.04.0065.6178.1461115201818191919181819181618191839383627303837
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:InvestmentType

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:ShortTermInvestments


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value0.0840.0840.0845.0645.0235.0120.53.04.0065.6177.658.764119.9910121410
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.093.974.273.149.958.567.571.253.5

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value0.0840.0840.0845.0645.0235.01215151515151515202323432020202020191919191954545461524745
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.03114.0516.0385.0273.1187.8129.2100.3100.5122.9126.1217.6101.0100.6109.5110.5101.2105.7120.2109.1100.5108.8139.2139.1148.6219.4171.7125.4122.3

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency, us-gaap:InvestmentType

us-gaap:FairValueMeasurementsRecurring, us-gaap:ShortTermInvestments


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value0.0840.0840.0845.0645.0235.0120.53.04.0065.6177.658.764119.9910121410
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.093.974.273.149.958.567.571.253.5

us-gaap:AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedLossBeforeTax

us-gaap:AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedLossBeforeTax


Available
Period End2020-09-302020-06-302020-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value46000.061000.0169000.05000.012000.022000.027000.015000.025000.025000.048000.026000.02000.07000.030000.01000.015000.09000.035000.0
Percentage of AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedLossBeforeTax us-gaap:InvestmentType

us-gaap:Bonds


Available
Period End2020-09-302020-06-302020-03-31
Value46000.061000.0169000.0
Percentage of AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.0100.0

us-gaap:AvailableForSaleSecurities

us-gaap:AvailableForSaleSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value0.0840.0840.0845.0645.0234.8875.0120.53.04.0065.6178.146111515181819191918181918
Percentage of AvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecurities us-gaap:InvestmentType

us-gaap:Bonds


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value0.0840.0840.0845.0645.0234.8875.012
Percentage of AvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesAmortizedCost

us-gaap:AvailableForSaleSecuritiesAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value0.0840.0840.0845.115.0845.0565.0120.53.0054.0185.6398.173111515181819191918181918
Percentage of AvailableForSaleSecuritiesAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesAmortizedCost us-gaap:InvestmentType

us-gaap:Bonds


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value0.0840.0840.0845.115.0845.0565.012
Percentage of AvailableForSaleSecuritiesAmortizedCost100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value0.0840.0840.0845.0645.0234.8875.0120.53.04.0065.6177.658.764119.9910121414105.622.1443.7555.488.801141614128.9256.5696.6115262830211017
Percentage of AvailableForSaleSecuritiesDebtSecuritiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationContingentConsiderationAsset us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationContingentConsiderationAsset

ttgt:OtherAcquisitions


Business
Period End2020-12-31
Value2200000.0
Percentage of BusinessCombinationContingentConsiderationAsset100.0

us-gaap:BusinessCombinationContingentConsiderationAsset us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

ttgt:TwoThousandTwentyOneAcquisitions, us-gaap:SubsequentEvent


Business
Period End2021-07-30
Value5000000.0
Percentage of BusinessCombinationContingentConsiderationAsset0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable

ttgt:BrightTALKLimited


Business
Period End2021-06-302020-12-23
Value119.194
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable us-gaap:Restatement, us-gaap:BusinessAcquisition

srt:RestatementAdjustment, ttgt:BrightTALKLimited


Business
Period End2021-06-30
Value2.091
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable18.5

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities

ttgt:BrightTALKLimited


Business
Period End2021-06-302020-12-23
Value1111
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities us-gaap:Restatement, us-gaap:BusinessAcquisition

srt:RestatementAdjustment, ttgt:BrightTALKLimited


Business
Period End2021-06-30
Value0.137
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities1.2

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill

ttgt:OtherAcquisitions


Business
Period End2020-12-31
Value17
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles

ttgt:BrightTALKLimited, us-gaap:CustomerRelationships


Business
Period End2020-12-23
Value55
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles100.0

ttgt:BrightTALKLimited, us-gaap:DevelopedTechnologyRights


Business
Period End2020-12-23
Value29
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles53.3

ttgt:BrightTALKLimited, us-gaap:OtherIntangibleAssets


Business
Period End2020-12-23
Value4.58
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles8.2

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities

ttgt:OtherAcquisitions


Business
Period End2020-12-31
Value3500000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets

ttgt:BrightTALKLimited


Business
Period End2021-06-302020-12-23
Value2616000.02948000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets us-gaap:Restatement, us-gaap:BusinessAcquisition

srt:RestatementAdjustment, ttgt:BrightTALKLimited


Business
Period End2021-06-30
Value-332000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets-12.7

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-31
Value109938257504052524438342930252519211814
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConvertibleDebt

us-gaap:ConvertibleDebt


Convertible
Period End2021-06-302021-03-312020-12-31
Value195194153
Percentage of ConvertibleDebt100.0100.0100.0

us-gaap:ConvertibleDebt us-gaap:AdjustmentsForNewAccountingPronouncements

ttgt:AccountingStandardsUpdate202006


Convertible
Period End2021-03-31
Value40
Percentage of ConvertibleDebt20.9

us-gaap:ConvertibleDebt us-gaap:Restatement, us-gaap:AdjustmentsForNewAccountingPronouncements

srt:RevisionOfPriorPeriodAccountingStandardsUpdateAdjustment, ttgt:AccountingStandardsUpdate202006


Convertible
Period End2021-06-30
Value40
Percentage of ConvertibleDebt20.9

us-gaap:ConvertibleDebtFairValueDisclosures

us-gaap:ConvertibleDebtFairValueDisclosures


Convertible
Period End2021-06-302021-03-312020-12-31
Value254234218
Percentage of ConvertibleDebtFairValueDisclosures100.0100.0100.0

us-gaap:DebtInstrumentConvertibleConversionPrice1 us-gaap:DebtInstrument

us-gaap:DebtInstrumentConvertibleConversionPrice1

ttgt:ZeroPointOneTwoFivePercentageConvertibleSeniorNotes


Debt
Period End2020-12-31
Value70.43
Percentage of DebtInstrumentConvertibleConversionPrice1100.0

us-gaap:DebtInstrumentInterestRateEffectivePercentage

us-gaap:DebtInstrumentInterestRateEffectivePercentage


Debt
Period End2021-06-302016-09-302016-06-30
Value0.80.03010.0313
Percentage of DebtInstrumentInterestRateEffectivePercentage100.0100.0100.0

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet


Debt
Period End2021-06-302021-03-312020-12-31
Value5.9476.27447
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet100.0100.0100.0

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxAssetsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value1500000.0392000.0216000.0127000.0616000.0136000.0
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value42124.4173.8594.2994.1753.0113.2792.2262.06
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredRevenue

us-gaap:DeferredRevenue


Deferred
Period End2020-12-31
Value9700000.0
Percentage of DeferredRevenue100.0

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
Value18103.8433.4714.6818.3319.656101011
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value7533000.099000.033000.0166000.0308000.0341000.01151000.01434000.0953000.0843000.0
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1796000.01397000.01286000.0815000.01656000.05493000.05718000.05835000.06988000.07731000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value2287000.01452000.01253000.0972000.01721000.01557000.01681000.0602000.0475000.0810000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value223.2042.6032.0361.8651.4960.9040.7340.701
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value2636000.02309000.01814000.01823000.02434000.02679000.02063000.02545000.01525000.02060000.0
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3438000.02667000.05789000.01298000.01164000.0846000.03679000.01253000.0951000.0842000.02432000.01394000.01212000.0993000.01397000.01240000.0942000.0793000.0698000.0583000.0794000.0738000.0675000.0667000.0805000.0553000.03043000.01260000.0982000.0717000.01175000.0734000.0628000.0510000.01233000.0850000.0619000.0649000.01199000.01006000.0960000.01979000.0
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized


Employee
Period End2021-06-302021-03-312020-12-312020-09-30
Value30363841
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue us-gaap:FairValueByLiabilityClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

ttgt:ContingentConsideration


Fair
Period End2021-06-302021-03-312020-12-31
Value2237000.01984000.02778000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value15131010-10.2810101010101010101010101010101010109.8979.6319.3348.8978.6598.337.9847.5121212111110141313
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

ttgt:CustomerAffiliateAndAdvertiserRelationships


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value9.0197.8036.5956.419-6.3266.2686.296.246.266.2726.2566.886.916.996.9386.9096.8736.8256.8076.8226.7026.5786.3796.1695.9565.6845.485.2695.0594.8074.5634.3154.0533.8183.5863.5763.3264.509
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization59.159.860.361.061.561.961.662.161.962.162.264.164.264.064.464.665.165.866.165.865.665.064.564.163.863.963.363.363.464.035.334.734.033.633.625.124.833.3

ttgt:ProprietaryUserInformationDatabaseAndInternetTraffic


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1.151.1461.1491.117-1.0941.0921.1221.0921.1081.1171.111.181.1881.2241.2021.1861.1641.1341.1221.1471.1531.1731.1541.1371.121.061.0240.9780.9310.8580.7890.7170.6390.5760.5194.4544.193.669
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization7.58.810.510.610.610.811.010.911.011.111.011.011.011.211.211.111.010.910.911.111.311.611.711.812.011.911.811.711.711.46.15.85.45.14.931.331.227.1

us-gaap:NoncompeteAgreements


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value0.0910.0730.0540.041-0.0280.0150.0090.0080.0060.0040.0030.0010.0760.0730.0670.0580.0580.0530.0490.0410.3870.3780.3540.3380.3010.2680.2330.168
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization0.60.60.50.40.30.10.10.10.10.00.00.00.80.80.70.70.70.60.60.53.03.03.03.02.81.91.71.2

us-gaap:TechnologyBasedIntangibleAssets


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value2.8852.0591.3151.157-1.0791.0181.0260.9780.9950.960.9580.9450.9260.9550.9070.8780.8170.740.7050.7190.6810.660.6030.5810.5340.4840.499
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization18.915.812.011.010.510.010.09.79.89.59.58.88.68.78.48.27.77.16.86.96.76.56.16.05.75.45.8

us-gaap:TrademarksAndTradeNames


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value2.1031.9611.8311.783-1.7531.741.7631.731.741.7411.731.7331.7331.7541.7311.7181.71.6751.6641.6811.6851.7021.6851.6711.6571.6111.5981.5651.5061.4241.4821.152
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization13.815.016.717.017.117.217.317.217.217.217.216.116.116.116.116.116.116.116.216.216.516.817.017.417.818.118.518.818.919.011.510.8

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive


Finite
Period End2020-12-31
Value68
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value8271000.08241000.08634000.0468000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear


Finite
Period End2021-06-302021-03-312020-09-30
Value4368000.06516000.0112000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2020-12-31
Value7999000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value8070000.08041000.07999000.0318000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value8069000.08041000.08029000.0329000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value8100000.08072000.08204000.0498000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FiniteLivedIntangibleAssetsGross


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1201201191313131010101010111111111111101011111111111111111112121717171717191921
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

ttgt:CustomerAffiliateAndAdvertiserRelationships


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value7878788.7178.6848.6866.526.4736.4976.5126.57.1286.916.996.9386.9186.8836.8396.8266.8896.9126.9826.9967.0297.0827.0357.0797.1197.1677.1477.1467.1227.0687.0547.0677.1757.1488.928
Percentage of FiniteLivedIntangibleAssetsGross65.265.365.362.863.263.359.760.059.759.759.661.361.761.261.561.661.962.562.662.162.161.861.761.461.561.860.760.359.559.539.940.040.140.139.936.035.941.0

ttgt:ProprietaryUserInformationDatabaseAndInternetTraffic


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1.151.1461.1491.1171.0941.0921.1221.0921.1081.1171.111.181.1881.2241.2021.1951.1781.1531.1461.1751.191.2231.2321.2471.2641.2351.271.2981.3331.3221.3181.3041.2691.2661.2955.2115.1945.188
Percentage of FiniteLivedIntangibleAssetsGross1.01.01.08.08.08.010.310.110.210.210.210.110.610.710.710.610.610.510.510.610.710.810.910.911.010.910.911.011.111.07.47.37.27.27.326.126.123.8

us-gaap:NoncompeteAgreements


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value0.230.230.230.170.170.170.010.010.010.010.010.010.0760.0790.0780.0760.0850.0890.0950.0960.450.4460.4370.4350.4390.3470.3440.343
Percentage of FiniteLivedIntangibleAssetsGross0.20.20.21.21.21.20.10.10.10.10.10.10.70.70.70.70.70.80.80.82.52.52.52.52.51.71.71.6

us-gaap:TechnologyBasedIntangibleAssets


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value3232322.0612.0051.9791.4761.4431.4921.4761.5021.5191.3081.381.3421.3231.2791.1961.1781.2561.2441.2721.2221.2591.2431.2151.361
Percentage of FiniteLivedIntangibleAssetsGross27.327.227.214.814.614.413.513.413.713.513.813.111.712.111.911.811.510.910.811.311.211.310.811.010.810.711.7

us-gaap:TrademarksAndTradeNames


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value7.6827.6527.6191.8211.7981.7961.7921.7651.7821.7881.7841.7941.791.8211.8021.7971.7811.7561.7491.7771.7851.8151.8191.8341.8461.8191.8591.8851.9211.9132.0442.026
Percentage of FiniteLivedIntangibleAssetsGross6.46.46.413.113.113.116.416.416.416.416.415.416.016.016.016.016.016.016.016.016.016.116.016.016.016.016.016.015.915.911.411.4

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value4342000.04605000.04723000.04055000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0100.0100.0

us-gaap:LiabilitiesFairValueDisclosure us-gaap:ContingentConsiderationByType, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:LiabilitiesFairValueDisclosure

ttgt:ContingentConsiderationCurrent, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value2237000.01984000.01027000.0820000.0711000.0613000.0
Percentage of LiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0

ttgt:ContingentConsiderationNonCurrent, us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Liabilities
Period End2020-12-312020-09-302020-06-302019-12-31
Value1751000.0454000.0426000.0366000.0
Percentage of LiabilitiesFairValueDisclosure170.555.459.959.7

us-gaap:LiabilitiesFairValueDisclosure us-gaap:ContingentConsiderationByType, us-gaap:FairValueByMeasurementFrequency

ttgt:ContingentConsiderationCurrent, us-gaap:FairValueMeasurementsRecurring


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value2237000.01984000.01027000.0820000.0711000.0613000.0
Percentage of LiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0

ttgt:ContingentConsiderationNonCurrent, us-gaap:FairValueMeasurementsRecurring


Liabilities
Period End2020-12-312020-09-302020-06-302019-12-31
Value1751000.0454000.0426000.0366000.0
Percentage of LiabilitiesFairValueDisclosure170.555.459.959.7

us-gaap:LiabilitiesFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value2237000.01984000.02778000.01274000.01137000.0979000.01326000.01268000.01189000.01048000.01114000.01644000.01714000.01653000.01496000.01401000.01252000.01171000.01180000.01405000.0
Percentage of LiabilitiesFairValueDisclosure100.0100.0270.5155.4159.9159.70.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LiabilitiesFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value2237000.01984000.02778000.01274000.01137000.0979000.01326000.01268000.01189000.01048000.01114000.01644000.01714000.01653000.01496000.01401000.01252000.01171000.01180000.01405000.0
Percentage of LiabilitiesFairValueDisclosure100.0100.0270.5155.4159.9159.70.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear


Long
Period End2021-06-302021-03-312020-09-30
Value2085000.03494000.0731000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear100.0100.0100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2021-06-302021-03-312020-12-312020-09-30
Value4.04.03.74.0
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

ttgt:FederalAndState


Operating
Period End2020-12-31
Value27
Percentage of OperatingLossCarryforwards100.0

us-gaap:ForeignCountry


Operating
Period End2020-12-312019-12-312018-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value2.50.60.21.01.41.10.90.7
Percentage of OperatingLossCarryforwards9.20.00.00.00.00.00.00.0

us-gaap:OperatingLossCarryforwards us-gaap:TaxPeriod

ttgt:ExpireInTwentyThirtySix


Operating
Period End2020-12-31
Value6.7
Percentage of OperatingLossCarryforwards24.6

us-gaap:PrepaidTaxes

us-gaap:PrepaidTaxes


Prepaid
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value796000.03211000.01017000.01655000.065000.0620000.01834000.02171000.0635000.0843000.01303000.02133000.02884000.04020000.03961000.02697000.03739000.05230000.05306000.0951000.0
Percentage of PrepaidTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value32.6532.6131.3330.4921.7921.8221.5220.2217.7417.6917.6917.429.379.379.379.128.488.548.548.246.967.026.936.455.975.825.835.95.185.195.265.164.895.15.165.35.445.66
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value17.614.5314.5313.45
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value6500000.05602000.04490000.03413000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value6483000.05589000.04468000.03396000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value24.9517.317.2515.96
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0

us-gaap:SharePrice us-gaap:StatementEquityComponents

us-gaap:SharePrice

us-gaap:CommonStock


Share
Period End2021-06-302021-03-31
Value77.4969.45
Percentage of SharePrice100.0100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueNonvested us-gaap:AwardType

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueNonvested

us-gaap:RestrictedStockUnitsRSU


Sharebased
Period End2021-06-302021-03-312020-12-312020-09-30
Value1161058764
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueNonvested100.0100.0100.0100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1


Sharebased
Period End2021-06-302021-03-312020-12-312020-09-302016-09-302016-06-302015-12-31
Value6289000.04806000.03901000.03127000.01180000.01895000.01099000.0
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockCommonValue

us-gaap:TreasuryStockCommonValue


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value199199199199199199184182182181177174170
Percentage of TreasuryStockCommonValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UndistributedEarningsOfForeignSubsidiaries

us-gaap:UndistributedEarningsOfForeignSubsidiaries


Undistributed
Period End2020-12-31
Value10
Percentage of UndistributedEarningsOfForeignSubsidiaries100.0

Line plots across dimensions of each concept


TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:IncomeStatementLocation
(None,)
Allocated Share Based Compensation Expenseus-gaap: Income Statement Location
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:StatementGeographical
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Statement Geographical
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:MajorCustomers, us-gaap:StatementGeographical
('ttgt:UnaffiliatedCustomersByGeographicArea', None)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Major Customers, us-gaap: Statement Geographical
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:MajorCustomers, us-gaap:StatementGeographical
('ttgt:CustomersByCampaignTargetArea', None)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Major Customers, us-gaap: Statement Geographical
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:MajorCustomers
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Major Customers
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:NoncurrentAssets
us-gaap:StatementGeographical
(None,)
Noncurrent Assetsus-gaap: Statement Geographical
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
(None,)
Finite Lived Intangible Assets Netus-gaap: Finite Lived Intangible Assets By Major Class
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components