EFX


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

Table of contents


us-gaap:StatementEquityComponents
us-gaap:SharesOutstanding

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic
us-gaap:Restatement

us-gaap:EarningsPerShareDiluted
us-gaap:Restatement

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization

us-gaap:CostsAndExpenses

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeTaxExpenseBenefit

us-gaap:InterestExpense

us-gaap:NetIncomeLoss
us-gaap:Restatement

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:OperatingIncomeLoss
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ProfitLoss
us-gaap:Restatement
us-gaap:StatementEquityComponents

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

us-gaap:SellingGeneralAndAdministrativeExpense

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

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:AccountsReceivableNetCurrent

us-gaap:OtherAssetsCurrent

us-gaap:MachineryAndEquipmentGross

us-gaap:NoncurrentAssets
us-gaap:StatementGeographical

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AmortizationOfIntangibleAssets

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill
us-gaap:BusinessAcquisition
us-gaap:StatementBusinessSegments

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableCurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:DebtCurrent

us-gaap:LiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent

us-gaap:LongTermDebt

us-gaap:LongTermDebtNoncurrent

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
us-gaap:RetirementPlanType

us-gaap:MinorityInterest

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:StockholdersEquity

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:Restatement, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit
us-gaap:Restatement

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:Restatement

us-gaap:TreasuryStockValue

us-gaap:MinorityInterest

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:Restatement

us-gaap:ProfitLoss
us-gaap:Restatement
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquireProductiveAssets

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance
us-gaap:ValuationAllowanceByDeferredTaxAsset

efx:DividendsPaidToEmployeeBenefitsTrust
us-gaap:StatementEquityComponents

efx:GainLossOnEquityMethodInvestment

efx:IncreaseDecreaseInCurrentLiabilitiesExcludingDebt

efx:IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent
us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments
us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

efx:IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount
us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments
us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

efx:PaymentsToAcquireInvestmentsInUnconsolidatedAffiliatesNet
us-gaap:StatementEquityComponents
efx:RedeemableNoncontrollingInterestAdjustment
us-gaap:IncomeStatementLocation
efx:RestructuringChargesNetOfTax

efx:SharesIssuedUnderStockAndBenefitPlansNetOfMinimumTaxWithholdingsValues
us-gaap:StatementEquityComponents

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationConsiderationTransferred1
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

us-gaap:DeferredIncomeTaxesAndTaxCredits
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanInterestCost
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanServiceCost

us-gaap:DepreciationAndAmortization

us-gaap:DividendsCommonStockCash
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentAnnualAmount

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount

us-gaap:GainLossOnSaleOfBusiness

us-gaap:GoodwillAcquiredDuringPeriod
us-gaap:StatementBusinessSegments

us-gaap:GoodwillForeignCurrencyTranslationGainLoss
us-gaap:StatementBusinessSegments

us-gaap:GoodwillPurchaseAccountingAdjustments
us-gaap:StatementBusinessSegments

us-gaap:GoodwillWrittenOffRelatedToSaleOfBusinessUnit
us-gaap:StatementBusinessSegments

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:MinorityInterestDecreaseFromRedemptions
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
us-gaap:StatementEquityComponents

us-gaap:PaymentsForRepurchaseOfRedeemableNoncontrollingInterest
us-gaap:RestructuringPlan
us-gaap:PaymentsForRestructuring

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfDividendsMinorityInterest

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:ProceedsFromDivestitureOfBusinesses

us-gaap:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromShortTermDebt

us-gaap:ProvisionForDoubtfulAccounts
us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
us-gaap:StatementEquityComponents

us-gaap:RepaymentsOfShortTermDebt
us-gaap:IncomeStatementLocation
us-gaap:RestructuringCharges
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensationGross

us-gaap:StockholdersEquityOther
us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:TreasuryStockSharesAcquired

us-gaap:TreasuryStockValueAcquiredCostMethod
us-gaap:StatementEquityComponents

dei:EntityCommonStockSharesOutstanding

efx:AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectTax

efx:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansTax

efx:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPlanAfterTaxAdjusted

efx:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTaxAdjusted

efx:BuildingsLandAndImprovementsGross
us-gaap:BusinessAcquisition
efx:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentAssetsReceivablesandOtherCurrentAssets
us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased
efx:ContractualCommitmentsFutureMinimumPaymentsDue
us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased
efx:ContractualCommitmentsFutureMinimumPaymentsDueWithinAnyAnnualPeriod
us-gaap:FairValueByFairValueHierarchyLevel
efx:DeferredCompensationPlanAssetsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel
efx:DeferredCompensationPlanLiabilitiesFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency

efx:DeferredTaxAssetOperatingLeaseAssets

efx:DeferredTaxAssetsOperatingLossandCapitalLossandForeignTaxCreditCarryforwardsandResearchandDevelopmentCredit

efx:DeferredTaxLiabilitiesDepreciation

efx:DeferredTaxLiabilitiesOperatingLeaseLiabilities
us-gaap:DefinedBenefitPlanByPlanAssetCategories
efx:DefinedBenefitPlanAssetsWithUnobservableInputs
us-gaap:RetirementPlanType
efx:DefinedBenefitPlanPlanAssetsInExcessOfProjectedBenefitObligationAndAccumulatedBenefitObligationAccumulatedBenefitObligation
us-gaap:RetirementPlanType
efx:DefinedBenefitPlanPlanAssetsInExcessOfProjectedBenefitObligationAndAccumulatedBenefitObligationPlanAssets
us-gaap:RetirementPlanType
efx:DefinedBenefitPlanPlanAssetsInExcessOfProjectedBenefitObligationAndAccumulatedBenefitObligationProjectedBenefitObligation

efx:FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour
us-gaap:IncomeTaxAuthority
efx:InterestLimitationCarryover

efx:LiabilityForUnrecognizedTaxBenefits

efx:LongTermDebtCarryingAmount
us-gaap:Range, us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased
efx:NonCancelableContractualObligations
us-gaap:Range, us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased
efx:NonCancelableContractualObligationswithinanyannualperiod
us-gaap:AwardType
efx:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantDateFairValue

efx:UnrecognizedTaxBenefitsAmountWithNoAssociatedLiability

efx:UnrecognizedTaxBenefitsGross

us-gaap:AccruedEmployeeBenefitsCurrent
us-gaap:BalanceSheetLocation
us-gaap:AccruedProfessionalFeesCurrent
us-gaap:LitigationCase, us-gaap:BalanceSheetLocation

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax
us-gaap:Restatement

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax
us-gaap:Restatement

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AociLossCashFlowHedgeCumulativeGainLossAfterTax
us-gaap:Restatement
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
us-gaap:BusinessAcquisition
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterest

us-gaap:CapitalizedComputerSoftwareGross

us-gaap:CommonStockHeldInTrust

us-gaap:ContractWithCustomerAssetNet

us-gaap:DebtInstrumentCarryingAmount
us-gaap:DebtInstrument
us-gaap:DebtInstrument
us-gaap:DebtInstrumentCollateralAmount

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet
us-gaap:Range
us-gaap:DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsCapitalLossCarryforwards

us-gaap:DeferredTaxAssetsGoodwillAndIntangibleAssets

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsForeign

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch
us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssets

us-gaap:DeferredTaxLiabilitiesInvestments

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesPrepaidExpenses

us-gaap:DeferredTaxLiabilitiesUndistributedForeignEarnings

us-gaap:DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanBenefitObligation
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanFundedStatusOfPlan
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations

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

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueNetAssetLiability
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

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:IncomeTaxExaminationPenaltiesAndInterestAccrued
us-gaap:BalanceSheetLocation
us-gaap:IncomeTaxesReceivable
us-gaap:Range
us-gaap:IncreaseInUnrecognizedTaxBenefitsIsReasonablyPossible

us-gaap:IndefiniteLivedContractualRights
us-gaap:BalanceSheetLocation
us-gaap:InsuranceSettlementsReceivable

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
us-gaap:CreditFacility
us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity
us-gaap:DebtInstrument

us-gaap:LongTermDebtFairValue

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent
us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwards
us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward
us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities

us-gaap:PledgedAssetsSeparatelyReportedOtherAssetsPledgedAsCollateralAtFairValue

us-gaap:PrepaidExpenseCurrent
us-gaap:PurchaseCommitmentExcludingLongtermCommitment
us-gaap:PurchaseCommitmentRemainingMinimumAmountCommitted
us-gaap:BalanceSheetLocation
us-gaap:RestrictedCashAndCashEquivalents

us-gaap:RevenueRemainingPerformanceObligation
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit

us-gaap:StockRepurchaseProgramAuthorizedAmount1
us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward
us-gaap:TaxCreditCarryforwardAmount

us-gaap:TreasuryStockShares

us-gaap:UndistributedEarningsOfForeignSubsidiaries

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

us-gaap:ValuationAllowancesAndReservesBalance
us-gaap:ValuationAllowancesAndReservesType

us-gaap:VariableInterestEntityEntityMaximumLossExposureAmount

Plots across concepts


IncomeStatement
Other Comprehensive Income Loss Net Of Tax
Expenses
Other Nonoperating Income Expense
Balance Sheet
Cash And Cash Equivalents At Carrying Value
Assets
Cash And Cash Equivalents At Carrying Value
Current Assets
Other Assets Current
NonCurrent Assets
Deferred Income Tax Assets Net
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Liabilities Current
Current Liabilities
Contract With Customer Liability Current
Noncurrent Liabilities
Minority Interest
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Increase Decrease In Accounts Receivable
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Treasury Stock Shares
DividendsAndRepurchase
Payments For Repurchase Of Common Stock
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Accumulated Amortization
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

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 us-gaap:SharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStock█████████████████████████████████▁█▁█████121.8121.7121.8121.6121.5121.4121.2121.1120.9120.8120.6120.6120.4120.3120.1120.0120.4120.2119.9119.6119.3119.0118.7118.2118.2119.0119.4120.4121.8122.0121.9121.5121.30.00012059999999999999120.40.0001193119.8120.4119.6121.1122.4NA122.6NANANA
us-gaap:CommonStockSharesIssued █████████████████████████████████▁█▁███████189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.3189.30.00018930000000000002189.30.00018930000000000002189.3189.3189.3189.3189.3189.3189.3NANANA
us-gaap:CommonStockSharesOutstanding █████████████████████████████████▁█▁███████121.8121.7121.8121.6121.5121.4121.2121.1120.9120.8120.6120.6120.4120.3120.1120.0120.4120.2119.9119.6119.3119.0118.7118.3118.2119.0119.4120.4121.8122.0121.9121.5121.30.00012059999999999999120.40.0001193119.8120.4119.6121.1122.4123.0122.6NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁123.5123.2NA123.0122.7122.6NA122.3122.0121.6NA121.6121.4121.3NA121.4121.9121.9NA121.3121.1120.8NA120.6120.9121.7NA123.5124.3124.4NA123.9123.6123.1NA122.2122.8122.4NA123.3124.6124.7NA125.8127.3128.1
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic ▄▄121.8121.8NA121.5121.4121.3NA121.0120.8120.7NA120.5120.3120.2NA120.1120.3120.0NA119.5119.2118.8NA118.4118.6119.4NA121.1122.0122.0NA121.6121.0120.5NA119.7120.3120.0NA121.8122.8122.8NA124.3125.7126.3
us-gaap:EarningsPerShareBasic ██▇█▇▇▆▇▇▁▆▆▇▇█▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▇▇▇▇▇▆▇▇▇▇▆1.771.660.611.840.790.930.080.670.55-4.60.210.321.20.761.440.81.371.281.031.111.10.860.941.00.940.740.820.770.760.690.630.690.750.840.390.650.640.60.620.550.280.470.510.620.570.45
us-gaap:EarningsPerShareDiluted ██▇█▇▇▆▇▇▁▆▆▇▇█▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▇▇▇▇▇▆▇▇▇▇▆1.741.640.611.820.780.920.070.660.55-4.570.210.321.190.751.420.791.361.261.011.091.080.850.930.980.920.730.80.750.750.670.620.670.730.820.380.640.620.580.610.540.280.460.50.610.560.44
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,efx:GlobalConsumerSolutions▂▂▁▃▃▆▄▄▄▅▃▄▅▇▆▇▆█82.481.477.087.283.897.188.489.188.294.285.588.794.4103.297.3100.998.9105.9NA101.1107.395.2NA90.588.5NANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,efx:International█▇█▆▃▆▇▇▇▆▇▇███▇▇▆▆▆▆▂▁▁▁251.0241.3247.5218.0180.5216.0236.0230.5229.0225.1236.4235.0250.3244.5244.8239.8231.4216.2212.4214.3218.8158.1142.6145.4145.1NANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,efx:UnitedStatesConsumerInformationSolutions▁█405.8409.4NA386.3365.6343.2NA315.5332.7298.3NA308.3324.6306.9NA307.7331.9310.1NA317.4307.9294.9NA292.5298.2NANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,efx:Workforce██▆▆▅▄▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁495.6480.9406.4999999999999376.8352.9301.6250.5240.6230.1228.5205.9202.2207.6211.1183.3186.4194.5200.0173.5171.3177.3180.1143.7139.0146.3NANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 TTM Greenblatt ROC _ _██▇▇▇▇▆▇▇▁▆▆▇▇▇▇█▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▇▇▇▇▇▇▇▇306.0306.6169.5204.4166.8135.947.0121.6113.8-617.946.164.1193.6144.2190.9152.9264.1216.8203.9212.1225.7176.2176.9174.3188.5154.2165.2153.7167.4151.9154.1150.0158.1149.095.2132.1132.7129.0125.7121.6114.6109.1109.7NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▇▇▇██▄▆▅▅▁▅▅▅▆▆▇▇▇▅▇▆▇▆▆▆▆▅▆▆▆▆▆▆▆▆▆▆▆▅▆▆▆▅▆▆▆220.0214.0273.2278.4333.8-175.097.73.613.2-513.2-38.6-0.4-3.9140.7124.2195.4177.2271.3-42.5219.468.2202.9102.888.7133.253.6-3.558.7111.581.8136.490.383.696.159.198.160.992.25.643.572.672.729.1101.571.147.1
us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization ███▅▄▄▃▂▂▃▂▂▁483.0483.3480.9433.2409.3414.1382.8374.5376.9387.5372.2376.7348.6NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CostsAndExpenses ▅▅▅▄▄▄▄▄▄█▄▄▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▁▂▁▁▁▁▁▁▁▁▁▁▁928.8906.4949.0863.9816.0822.0858.7754.1766.21464.0789.2770.1683.3721.5647.6681.9592.6615.4597.2592.0585.6552.1489.4493.1489.6497.6459.4459.7446.5432.6424.4422.0428.8417.5462.9411.8403.1393.7384.0368.8372.5363.5372.3363.6354.9338.7
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments ██▇█▇▇▆▆▆▁▆▆▇▇▇▇█▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▇▇▇▇▇▆▆▆▆▆277.1268.5111.6300.4122.7150.523.996.589.0-642.525.038.7169.4123.2172.3136.0242.6195.7182.6190.2201.3154.0167.7172.9158.4137.6151.4139.8150.5132.5121.9133.1144.0131.482.0120.4121.2116.6112.8108.591.395.696.296.992.5NA
us-gaap:IncomeTaxExpenseBenefit ▇█▆█▆▆▅▅▆▁▅▅▆▆▅▆█▆▇▇█▇▇▇▇▇▇▇▇▇▇▇▇▇▆▆▇▇▆▆▇▆▆▆▆▆61.265.621.075.426.636.013.114.020.7-88.1-1.7-0.923.329.4-2.235.575.040.357.855.368.351.654.753.245.948.052.645.456.046.243.047.051.747.233.840.342.442.938.339.254.236.332.233.332.733.7
us-gaap:InterestExpense ▇████▆▆▅▅▅▅▅▅▄▄▃▄▄▄▄▄▃▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁34.937.236.937.436.630.729.428.027.626.726.526.726.423.922.721.424.624.224.124.323.620.115.715.816.216.116.817.117.417.317.417.517.617.714.313.613.713.813.913.713.713.813.814.014.114.2
us-gaap:NetIncomeLoss ██▇█▇▇▆▇▇▁▆▆▇▇█▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▇▇▇▇▇▆▇▇▇▇▆215.1201.674.5224.295.9112.69.281.166.8-555.925.638.4144.890.9172.396.3165.4153.3123.0132.8130.9102.1111.9117.9111.088.398.092.792.883.976.783.590.5101.146.377.976.471.574.466.734.557.362.276.571.356.7
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▂▃▆▂▁▄▃▃▃▃▃▃▃▆▄█▄▄▄▄▄▁▃▄▃▃▂▄▄▅▄▄▄▄▄▄▅▄▃▅▅▄▄▅▄▄0.81.33.20.80.21.91.61.41.51.51.11.21.32.92.24.22.22.11.82.12.10.31.11.81.51.30.81.71.72.42.22.01.82.11.92.22.42.21.62.62.62.01.82.32.11.9
us-gaap:OperatingIncomeLoss ██▇▇▇▇▆▇▇▁▆▆▇▇▇▇█▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▇▇▇▇▇▇▇▇▇▆▆306.0306.6169.5204.4166.8135.947.0121.6113.8-617.946.164.1193.6144.2190.9152.9264.1216.8203.9212.1225.7176.2176.9174.3188.5154.2165.2153.7167.4151.9154.1150.0158.1149.095.2132.1132.7129.0125.7121.6114.6109.1109.7110.2105.8104.3
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▅▅▇▆█▁▆▄▄▅▄▄▃▅▄▆▅▆▃▆▄▆▅▄▅▄▄▄▅▅▅▅▅▅▅▅▅▅▅▅▅4.411.4194.949.6233.9-293.276.9-81.9-58.138.1-63.8-43.9-153.943.0-51.192.37.0113.8-140.482.2-67.598.1-20.0-33.618.1-38.7-34.8-37.914.8-6.6-8.41.7-11.0-10.1-3.714.8-20.815.1-4.9-28.033.3NANANANANA
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▅▅▇▆█▁▆▄▄▅▄▄▃▅▄▆▅▆▃▆▄▆▅▄▅▄▃▄▅▅▆▅▅▅▂▆4.111.1182.653.4237.7-289.586.9-78.9-55.141.2-52.1-40.1-142.046.9-50.394.99.7115.9-167.384.5-64.8100.5-10.2-31.020.7-36.0-102.3-35.817.0-4.557.58.8-12.7-7.1-221.798.1NANA-236.143.5NANANANANANA
us-gaap:OtherNonoperatingIncomeExpense ▂▂▁█▂▄▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▁▂▂▂▂▂▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂6.0-0.9-20.9133.4-7.545.36.22.92.82.15.41.32.22.94.24.53.13.12.82.4-0.8-2.16.514.4-13.9-0.53.03.20.5-2.1-14.80.63.50.11.11.92.21.41.00.6-9.60.30.30.70.8-0.5
us-gaap:ProfitLoss ██▇█▇▇▆▇▇▁▆▆▇▇█▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▇▇▇▇▇▆▇▇▇▇▇215.9202.977.7225.096.1114.510.882.568.3-554.426.739.6146.193.8174.4100.5167.6155.4124.8134.9133.0102.4113.0119.7112.589.698.894.494.586.378.985.592.3103.248.280.178.873.776.069.337.159.364.078.873.458.6
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ██▇▇▆▆▅▅▅▅▄▄▅▅▄▄▅▄▄▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁1234.81213.01118.51068.3982.8957.9905.8875.7880.0846.1835.3834.2876.9865.7838.5834.8856.7832.2801.1804.1811.3728.3666.3667.4678.1651.8624.6613.4613.9584.5578.5572.0586.9566.5558.1543.9535.8522.7509.7490.4487.1472.6482.0473.8460.7443.0
us-gaap:SellingGeneralAndAdministrativeExpense ▃▃▃▃▃▃▃▂▃█▃▃▂▃▂▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁328.4308.8366.6330.0309.9316.0389.0295.5306.8998.9337.9317.5257.5300.5255.2312.2228.4243.3240.0233.4231.6243.1215.5217.2218.7232.9195.0197.8183.5175.4181.4173.4186.5174.5206.5162.8158.3151.1148.6139.2140.5126.5137.0134.0126.9109.5
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  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:Assets ████▇▆▆▅▆▅▅▅▅▅▅▅▅▅▅▅▅▅▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁9340.39669.49611.89249.88832.87622.87909.07430.77473.57335.77153.27134.07116.97196.17233.47115.77058.36789.06664.06806.66640.86732.94509.04541.44585.54595.04674.24707.14766.34750.14539.94390.44373.64387.24511.13605.93521.13518.43508.63512.53489.33468.83433.6NANANA
us-gaap:Liabilities ▇████▆▆▆▆▆▄▄▄▄▄▄▄▄▄▄▅▅▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁5841.76312.46401.56283.06098.55193.05286.14871.64885.64724.83997.53892.53837.23859.23994.43950.03976.93836.83942.74019.24057.44200.12158.62273.92378.92405.32439.62336.12325.12354.62198.92197.02253.62342.72551.91722.71693.21693.81786.51728.41686.71699.01725.2NANANA
us-gaap:LiabilitiesAndStockholdersEquity ████▇▆▆▅▆▅▅▅▅▅▅▅▅▅▅▅▅▅▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁9340.39669.49611.89249.88832.87622.87909.07430.77473.57335.77153.27134.07116.97196.17233.47115.77058.36789.06664.06806.66640.86732.94509.04541.44585.54595.04674.24707.14766.34750.14539.94390.44373.64387.24511.13605.93521.13518.43508.63512.53489.33468.83433.6NANANA
us-gaap:StockholdersEquity █▇▇▆▅▄▅▄▄▄▇▇▇▇▇▇▆▆▅▅▄▄▃▃▃▃▃▄▄▄▃▃▃▂▂▂▁▁▁▁▁▁▁3460.53318.03168.42929.02694.12386.52578.62515.82543.42561.73107.83184.53222.63274.73174.43100.43021.02888.12662.72746.12541.52487.32310.92227.92167.62147.32200.12334.02403.22355.22300.72174.02096.32018.51933.21858.81805.31802.51702.41766.11784.31750.61691.4NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AssetsCurrent ▄▅█▇▇▃▄▂▂▂▃▃▃▃▃▃▃▂▂▂▂▂▁▂▂▂▂▁▁▁▂▁▁▁▁▂▁▁▁▁▁▁▁1329.51665.02478.32311.62104.91149.01209.4853.0813.8864.7902.3887.5948.8917.4998.4899.31000.7705.2672.9661.8627.2630.1561.6582.1591.2585.0605.1550.4554.2524.5648.4526.5512.6484.8529.7605.7517.0475.1452.3430.2436.5427.2429.2NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▃▄█▇▇▂▂▁▁▁▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁▁▁▂▁▁▁▁▁▁▁▁▁▁458.1765.91684.61535.61347.4369.9401.3167.5135.8133.2223.6253.4327.4249.3336.4315.4403.9123.2129.3111.596.896.893.3108.584.295.0128.3115.091.7101.4235.9131.9104.9107.6146.8267.2183.1132.7127.7102.0108.786.9119.4115.670.177.1
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▂▄█▇▆▂▂▁▁▁▁▂▂▂▂458.1765.91684.61535.61347.4369.9401.3167.5135.8133.2223.6253.4327.4249.3336.4NANANA129.3NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccountsReceivableNetCurrent ██▇▆▆▆▅▅▅▅▄▄▄▅▄▄▄▄▄▄▃▄▂▂▃▃▂▂▂▂▂▂▂▂▂▂▁▂▁▁▁▁▁694.0708.8630.6605.9592.5605.5532.1516.6502.6514.0469.1467.9473.5487.5444.8458.3462.4459.7433.3436.4418.0424.7349.8357.7368.2362.7337.2324.0345.3337.2309.7306.2318.5310.4317.0296.9293.9297.8284.4275.8273.0283.5262.6NANANA
us-gaap:OtherAssetsCurrent ▂▃▃▂▂▃█▄▄▅▅▄▃▄▅▃▃▂▃▃▃▃▄▃▄▄▅▃▄▃▃▃▃▂▂▁▁▁▁▁▁▁▁47.751.559.046.843.953.7187.976.277.5110.5109.675.660.283.0122.948.763.046.150.149.556.552.979.269.092.681.0103.966.773.948.768.353.155.334.739.711.49.815.015.620.221.722.421.1NANANA
us-gaap:MachineryAndEquipmentGross ▆▆▆▇▇▇▇████▇▆▇▆▆▆▅▅▅▅▅▄▃▂▂▂▂▂▂▁▂▂▂▂▂▂▂▁▁▁▂▁303.5297.5299.9329.5328.2322.9325.1346.4342.4338.1344.6326.3309.3318.7306.6294.3293.3280.3273.2265.3264.8263.7247.8226.5212.4201.1203.3200.5192.2189.4188.0199.7193.9189.7198.4203.0196.6190.6183.1180.3176.6189.4181.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NoncurrentAssets NANA7133.5NANANA6699.6NANANA6250.9NANANA6235.0NANANA5991.1NANANA3947.4NANANA4069.1NANANA3891.5NANANA3981.4NANANA3060.5NANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:AUNANA2021.2NANANA1918.6NANANA2009.7NANANA2207.1NANANA2061.7NANANA2.9NANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:CANANA133.9NANANA128.0NANANA105.7NANANA67.4NANANA52.4NANANA45.5NANANANANANANANANANANA63.9NANANA70.7NANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:GBNANA319.3NANANA312.8NANANA289.0NANANA303.2NANANA278.1NANANA353.1NANANA371.9NANANA122.3NANANA122.3NANANA121.5NANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:USNANA4005.7NANANA3911.5NANANA3457.0NANANA3274.5NANANA3282.5NANANA3248.3NANANA3286.1NANANA3332.8NANANA3453.6NANANA2542.4NANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical efx:OtherCountriesNANA653.4NANANA428.7NANANA389.5NANANA382.8NANANA316.4NANANA300.5NANANA355.3NANANA381.7NANANA270.8NANANA248.7NANANANANANANA
us-gaap:PropertyPlantAndEquipmentGross █▇▇▇▆▆▅▅▅▄▄▄▃▃▃▂▂▂▂▂▂▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁2106.31988.91913.51819.71710.21593.21540.81481.11410.71320.21244.81146.81054.1995.4947.0896.8859.4819.0784.0755.4719.6689.5654.9633.2613.6596.7655.4761.5774.5776.5761.2773.6753.8741.2745.3741.0721.7708.8693.7683.3673.8691.7666.4NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment █▇▇▆▆▅▅▄▄▃▃▃▃▂▂▂▂▂▁▁▁▁▁▁▁▁▂▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂890.7814.1774.1749.1693.0631.1593.2576.6538.2502.1480.0451.6417.6404.5380.0368.1361.3340.0317.1312.1301.4292.1288.1294.2298.0292.7354.8463.6482.2485.5472.3487.9474.5460.1461.6454.8433.0417.4400.8387.3372.9385.3368.0NANANA
us-gaap:AmortizationOfIntangibleAssets ▆▆▅▅▅▅▅▅▅▄▅▅▆▇▇▇▆▇███▅▃▃▄▄▄▄▄▄▃▄▂▃▁▁▁▁▁▁▁40.139.436.036.034.835.035.235.135.734.134.936.539.242.242.443.041.845.046.247.547.135.729.330.531.231.331.633.032.632.728.033.926.330.221.922.122.222.422.621.922.5NANANANANA
us-gaap:PropertyPlantAndEquipmentNet ██▇▇▇▆▆▆▅▅▅▄▄▃▃▃▃▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁1215.61174.81139.41070.61017.2962.1947.6904.5872.5818.1764.8695.2636.5590.9567.0528.7498.1479.0466.9443.3418.2397.4366.8339.0315.6304.0300.6297.9292.3291.0288.9285.7279.3281.1283.7286.2288.7291.4292.9296.0300.9306.4298.4NANANA
us-gaap:Goodwill ██▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▂▂▃▂▃▃▃▃▂▂▂▂▂▁▁▁▁▁▁▁▁5085.15089.34495.84366.04322.94157.44308.34227.34282.54170.24129.74162.84135.94221.44184.04178.44063.94057.53974.34071.53971.64022.32571.02581.02600.42587.42606.82624.62646.02634.62395.12356.02248.32253.52290.41974.51961.31969.01961.21953.91919.11946.11914.7NANANA
us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill NANA94.9NANANA94.9NANANA94.8NANANA95.0NANANA94.8NANANA94.7NANANA95.2NANANA95.5NANANA254.5NANANA95.6NANANA95.6NANANA
us-gaap:FiniteLivedIntangibleAssetsNet ▆▇▅▅▅▅▅▅▅▅▅▆▆▆▆▇▇▇▇███▃▄▄▄▄▅▅▅▄▄▄▄▅▁▁▁▁▂▂▂▂1221.91265.5997.81001.41012.71000.61044.61052.01104.11083.61099.21132.81154.91219.21247.01276.81272.71312.31323.81406.41404.91471.8827.9859.7895.5922.7953.9991.81030.61060.0973.2966.3918.4945.7987.7487.6505.9528.9550.2567.4559.8586.6593.9NANANA
us-gaap:OtherAssetsNoncurrent █▇██▅▅▆▆▆▆▃▃▂▂▂▂▂▂▂▂▂▂▁▁▁▁▂▂▂▂▂▃▃▃▃▃▂▃▃▃▃▁▁393.0379.6405.6405.4280.3259.0304.2299.1305.7304.3162.4160.8146.0152.3142.0137.5128.0140.2131.3128.7124.0116.487.084.887.8100.9112.6147.1147.7144.7138.8160.3160.7167.7165.1156.2152.6158.3156.4169.4177.3106.8101.8NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AccountsPayableCurrent ██▇▇▇█▇▆▇██▆▆▅▅▄▃▄▄▂▂▃▂▂▂▂▁▂▂▁▁▁▁▁▁▁▂▁▁▁▁▁▁171.3173.0159.1159.5149.4170.9148.3135.4156.9170.7175.7139.6121.4106.7110.382.566.579.681.046.043.455.940.643.435.842.120.335.140.927.519.919.917.828.225.128.630.223.127.521.926.722.424.6NANANA
us-gaap:AccruedLiabilitiesCurrent ▇▇█▆▅▅▅▆▇▇▇▅▅▅▅▄▄▄▄▄▄▅▃▃▃▃▂▂▂▃▂▂▂▂▂▂▁▁▁▁▁▁▁219.1224.1251.8186.4178.0180.9163.5184.4213.4217.6213.2179.8171.6181.0160.9135.7127.0133.7149.3136.6129.9155.6112.7116.5111.5102.985.589.798.0102.095.482.683.880.084.972.564.163.956.365.762.358.761.9NANANA
us-gaap:ContractWithCustomerLiabilityCurrent ▆█▅▃▂▆▃▁▁▅▁▄110.2117.1108.3103.598.6111.1104.097.997.1107.898.0104.9NANA108.4NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DebtCurrent ▅▇██▄▁▁▃▁▁▁▁▁▆▇▅▆▅▄▅▄█▁▂▃▃▃▃▃▄▃▁▁▂▃▁▁▁▁▁▁▁▁600.71100.61101.11102.1503.73.13.1372.032.369.74.93.14.0888.5965.3667.8794.2631.8585.4706.7447.51185.449.3186.8335.1377.5380.4408.9409.8488.4296.516.476.5176.7283.316.917.017.047.267.717.640.720.7NANANA
us-gaap:LiabilitiesCurrent ▆███▅▄▄▅▅▅▃▂▂▅▅▄▄▄▄▄▃▆▂▂▃▃▃▃▃▃▂▁▁▂▂▁▁▁▁▁▁▁▁1875.22341.72483.12391.01656.41143.81359.11491.81497.91523.0826.8744.2677.61538.91673.51336.31343.41201.31259.61297.7961.91729.4603.8690.7784.5790.8823.1766.1759.8794.6662.5332.4375.8449.7646.5325.5293.8272.9362.8344.2298.7303.5319.5NANANA
us-gaap:OtherLiabilitiesCurrent ▅▆▆▆▅▅▇▅██▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁591.9615.7612.5632.4569.8590.9784.1587.5899.6892.8204.0220.3184.7190.0209.2240.0156.6183.4174.4173.1141.3156.1165.2142.6141.7132.5161.689.989.078.198.783.378.773.490.673.967.079.096.885.0101.491.381.7NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:LongTermDebt NANA4402.2NANANA3403.1NANANA2654.9NA2654.02638.52715.32717.82844.22681.82685.42856.92960.03077.91196.81334.31482.61525.01527.91555.21554.51631.61438.11438.81498.71613.91720.4955.8955.9969.0999.21019.9970.1NA990.2NANANA
us-gaap:LongTermDebtNoncurrent ▇▇▇▇█▇▇▆▆▅▅▅▅▃▃▄▄▄▄▄▅▃▁▁▁▁▁▁▁▁▁▂▂▂▂▁▁▁▁▁▁▁▁3280.93279.13277.33275.33872.13505.13379.52834.72833.32656.92630.62629.42628.41739.61739.02038.72038.12037.42086.82136.32498.71883.81145.91145.91145.81145.81145.71145.71145.61145.61145.51427.81429.11445.61447.4951.4951.8965.3966.0967.8963.9974.8978.9NANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet ██▆▆▄▃▂▂▂▁▅▄▄▄▅▄▅378.3380.7332.3339.9287.9263.4248.0250.3249.9229.3316.2298.6293.2304.9305.1303.5325.4NA325.4NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent ▄▄▅▃▃▄▄▅▅▅▅▅▆▇▇▇███▅▅▆▆▇▇▇▇▁▁▁▁▇▇▇▇▇▇▇█▃▄▄▅122.4126.6130.7106.1110.6114.3118.9130.6134.4136.8139.3135.7153.6172.4175.8175.6178.3181.0184.4141.2143.2144.7146.4165.1168.1169.9173.073.372.671.872.4171.4174.5173.1176.3163.3167.9172.8176.4109.6113.3116.4129.0NANANA
us-gaap:MinorityInterest ▄▄▅▄▄▅▅▅▅▆▅▇▇███▇█▇▅▅▅▄▄▄▅▄▄▄▄▄▁▂▂▂▂▂▂▁▁▁▁▁38.139.041.937.840.243.344.343.344.549.247.957.057.162.264.665.360.464.158.641.341.945.539.539.639.042.434.537.038.040.340.319.423.726.026.024.422.622.119.718.018.319.217.0NANANA
us-gaap:OtherLiabilitiesNoncurrent ███▇▇▇█▇▇█▃▃▃▄▄▃▃▃▃▃▃▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁184.9184.3178.1170.7171.5166.4180.6164.2170.1178.884.684.684.4103.4101.095.991.786.886.585.887.777.857.052.354.154.756.357.356.655.454.854.053.353.554.053.951.052.853.556.158.354.153.6NANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA24.7NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA21.7NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA13.7NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA11.1NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA19.2NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:StockholdersEquity █▇▇▆▅▄▅▄▄▄▇▇▇▇▇▇▆▆▅▅▄▄▃▃▃▃▃▄▄▄▃▃▃▂▂▂▁▁▁▁▁▁▁3460.53318.03168.42929.02694.12386.52578.62515.82543.42561.73107.83184.53222.63274.73174.43100.43021.02888.12662.72746.12541.52487.32310.92227.92167.62147.32200.12334.02403.22355.22300.72174.02096.32018.51933.21858.81805.31802.51702.41766.11784.31750.61691.4NANANA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest █▇▇▆▅▄▅▄▄▅▇▇▇▇▇▇▆▆▅▅▄▄▄▃▃▃▃▄▄▄▃▃▃▂▂▂▁▁▁▁▁▁▁3498.63357.03210.32966.82734.32429.82622.92559.12587.92610.93155.73241.53279.73336.93239.03165.73081.42952.22721.32787.42583.42532.82350.42267.52206.62189.72234.62371.02441.22395.52341.02193.42120.02044.51959.21883.21827.91824.61722.11784.11802.61769.81708.4NANANA
us-gaap:AdditionalPaidInCapitalCommonStock ██▇▇▇▇▆▆▆▆▅▅▅▅▅▅▅▅▅▄▄▄▄▄▃▃▃▃▃▂▂▂▂▂▂▁▁▁▁▁▁▁▁1506.81489.51470.71454.11447.81431.71405.11392.61381.51369.41356.61347.41339.81336.61332.71335.01325.11322.71313.31304.41288.41273.41260.51252.61240.11230.81201.71209.01197.71190.01174.61166.81156.41149.61139.61131.61125.71127.01118.01112.11110.61104.21105.8NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▇▇▆▇▆▆▆▆▆▆████▇▇▇▆▆▆▅▅▅▅▄▄▄▄▃▃▃▃▃▂▂▂▂▂▂▁▁▁▁4505.74342.04185.44423.14248.04196.94131.84170.44135.54115.44717.84740.14748.34653.14600.64424.74376.34255.94153.24081.93988.33896.23834.43758.53676.13600.13554.83486.93424.43362.33309.23259.43202.83139.13064.63039.92983.62929.12879.22824.52777.62763.12725.7NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ███▄▃▁▄▃▄▄▄▄▅▆▆▇▆▆▅▆▅▆▅▅▅▅▅▆▇▇▇▆▆▆▆▆▆▆▆▆▇▆▆-156.8-161.3-171.4-628.5-681.7-918.9-631.6-717.5-640.0-585.9-626.3-561.4-522.0-366.8-412.0-311.8-405.5-414.4-528.9-363.3-447.8-384.0-484.8-477.1-448.2-469.8-435.4-333.9-299.5-316.6-312.6-370.7-379.8-368.6-362.0-373.0-390.9-373.5-391.8-321.3-295.9-331.3-344.5NANANA
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:Restatement srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustmentNANA284.1NANANA277.2NANANA291.9NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:Restatement srt:ScenarioPreviouslyReportedNANA-455.5NANANA-631.6NANANA-626.3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:TreasuryStockValue ██▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▅▄▃▂▂▂▂▃▃▃▃▂▃▂▁▁▁2625.92582.92547.02550.42550.72553.92557.42560.42564.32567.92571.02572.32574.22578.92577.62578.22505.62506.82505.62507.62518.12529.02529.92536.82531.12444.52351.72258.72150.12111.22101.22112.22113.82132.32139.72170.42143.82110.82133.72044.62003.41980.81991.0NANANA
us-gaap:MinorityInterest ▄▄▅▄▄▅▅▅▅▆▅▇▇███▇█▇▅▅▅▄▄▄▅▄▄▄▄▄▁▂▂▂▂▂▂▁▁▁▁▁38.139.041.937.840.243.344.343.344.549.247.957.057.162.264.665.360.464.158.641.341.945.539.539.639.042.434.537.038.040.340.319.423.726.026.024.422.622.119.718.018.319.217.0NANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue ▅█▄▄▅▇▃▄▄▇▃▄▃▅▁▃▂▇▂▃▂▆▂▃▂▇▃▃▃▄▃▂▂▄▃▂▂▃▂▂▂▁13.320.710.812.213.118.89.110.811.818.19.712.17.912.83.79.36.618.76.98.05.916.36.27.76.318.29.19.48.511.19.16.46.310.48.05.05.79.37.15.57.14.7NANANANA
us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders ▇▂▃▂▂▁▃▁▆▁▃▁█▄▁▃▆▃▁▁▅▃▁▁▆▃▁▃▆▃▂█▄▂▄▂5.10.72.01.01.30.31.80.14.60.21.60.06.32.40.21.64.71.90.00.23.91.70.40.04.41.60.21.44.41.90.75.92.81.12.90.5NANA0.02.0NANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities █▅▇█▆▃▆▁▆▃▅▅▆▄▆▆▆▄▆▆▅▄▆▆▅▄▅▅▅▄▅▅▅▄▅▅▅▄▅▄▅▃▅▄▄▃407.7143.4297.2367.0251.230.8230.7-164.9217.031.0164.8152.6235.2119.6207.3279.6225.4103.7271.3245.0189.290.3205.3247.2186.7102.9202.8195.6152.865.0191.9167.6140.566.3144.2151.7152.148.3149.7112.0123.923.1145.268.5101.237.7
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▄▇▇▇▇▇▇▆▇▇▇▇▇▇▇▇▇▇▇▇▁▇▇█████▆▇▇██▄████▇█▇▇██▇-122.1-973.5-111.8-130.0-114.8-136.1-132.0-97.2-303.7-164.6-136.3-175.8-79.3-70.1-123.3-125.3-51.9-49.0-41.7-112.8-42.6-1778.8-52.6-35.5-33.6-26.1-29.8-31.9-19.7-347.9-85.7-52.8-20.125.0-1025.8-22.2-15.4-20.2-31.0-98.3-15.2-59.6-84.599.442.1-56.0
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▃▃▃▅▃▃▄▃▃▃▃▃▂▃▂▃▃▂▂▂█▂▂▂▃▂▂▂▃▃▃▂▂▅▃▃▃▃▃▃▃▃▂▂▃-591.7-88.6-54.5-51.0823.692.7131.5296.689.740.1-55.0-51.0-66.7-138.3-60.9-247.1107.6-63.3-204.9-125.8-146.01664.2-161.0-182.9-164.5-103.6-156.7-137.2-144.4154.90.8-86.5-119.0-128.4759.9-44.7-78.2-30.7-97.0-15.0-85.51.6-56.6-124.4-148.8-5.5
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▃▁▅▅█▄▅▅▄▄▄▄▅▄-307.8-918.7149.0188.2977.5-31.4233.831.72.6-90.4-29.8-74.078.1-87.1NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:DepreciationDepletionAndAmortization ██▇▇▆▆▅▅▅▄▅▄▄▄▄▄▄▄▄▄▃▂▂▂▂▂▂▂▂▂▁▂▁▂▁▁▁▁▁▁▁▁▁▁▁▁119.7116.7104.1103.197.894.388.585.783.979.280.677.878.579.074.273.271.472.173.370.767.956.849.649.650.550.352.150.950.750.545.752.344.248.140.640.441.141.341.140.340.842.742.141.441.842.5
us-gaap:IncreaseDecreaseInAccountsReceivable ▁▇▃▃▁█▃▄▁▅▃▂▂▅▁▂▂▄▂▃▂▅▂▂▃▄▃▁▃▄▂▁▃▃▃▂▂▃▃▃▂▃▂▂▂▃-14.565.817.610.8-18.683.911.419.7-12.642.85.3-4.2-3.339.6-13.6-9.21.422.71.212.0-2.945.4-2.1-5.84.230.616.7-16.77.420.41.0-13.110.44.17.7-0.3-1.211.07.93.5-1.817.0-7.22.42.65.8
us-gaap:NetCashProvidedByUsedInOperatingActivities █▅▇█▆▃▆▁▆▃▅▅▆▄▆▆▆▄▆▆▅▄▆▆▅▄▅▅▅▄▅▅▅▄▅▅▅▄▅▄▅▃▅▄▄▃407.7143.4297.2367.0251.230.8230.7-164.9217.031.0164.8152.6235.2119.6207.3279.6225.4103.7271.3245.0189.290.3205.3247.2186.7102.9202.8195.6152.865.0191.9167.6140.566.3144.2151.7152.148.3149.7112.0123.923.1145.268.5101.237.7
us-gaap:NetIncomeLoss ██▇█▇▇▆▇▇▁▆▆▇▇█▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▇▇▇▇▇▆▇▇▇▇▆215.1201.674.5224.295.9112.69.281.166.8-555.925.638.4144.890.9172.396.3165.4153.3123.0132.8130.9102.1111.9117.9111.088.398.092.792.883.976.783.590.5101.146.377.976.471.574.466.734.557.362.276.571.356.7
us-gaap:ProfitLoss ██▇█▇▇▆▇▇▁▆▆▇▇█▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▇▇▇▇▇▆▇▇▇▇▇215.9202.977.7225.096.1114.510.882.568.3-554.426.739.6146.193.8174.4100.5167.6155.4124.8134.9133.0102.4113.0119.7112.589.698.894.494.586.378.985.592.3103.248.280.178.873.776.069.337.159.364.078.873.458.6
us-gaap:ShareBasedCompensation ▅█▄▄▅▇▃▄▄▇▃▄▃▅▁▃▂▇▂▃▂▆▂▃▂▇▃▃▃▄▃▂▂▄▃▂▂▃▂▂▂▁▂▁▂▁13.220.710.812.212.918.89.110.811.718.19.712.17.912.83.79.36.618.76.98.05.916.36.27.76.318.29.19.48.511.19.16.46.310.48.05.05.79.37.15.57.14.76.84.16.54.4
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▄▇▇▇▇▇▇▆▇▇▇▇▇▇▇▇▇▇▇▇▁▇▇█████▆▇▇██▄████▇█▇▇██▇-122.1-973.5-111.8-130.0-114.8-136.1-132.0-97.2-303.7-164.6-136.3-175.8-79.3-70.1-123.3-125.3-51.9-49.0-41.7-112.8-42.6-1778.8-52.6-35.5-33.6-26.1-29.8-31.9-19.7-347.9-85.7-52.8-20.125.0-1025.8-22.2-15.4-20.2-31.0-98.3-15.2-59.6-84.599.442.1-56.0
us-gaap:PaymentsToAcquireProductiveAssets █▇▇█▇▆▆▆▆█▇▆▄▄▄▄▃▃▃▃▃▃▃▃▂▁▂▂▁▁▁▂▁▁▁▁▁▁▁▁▁▂▁▁▁▃122.5113.0111.8116.7104.888.093.997.293.7114.8113.889.462.556.260.757.649.650.342.548.242.640.252.638.433.621.622.526.219.218.521.825.317.518.716.714.814.320.215.815.317.726.217.415.516.950.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▃▃▃▅▃▃▄▃▃▃▃▃▂▃▂▃▃▂▂▂█▂▂▂▃▂▂▂▃▃▃▂▂▅▃▃▃▃▃▃▃▃▂▂▃-591.7-88.6-54.5-51.0823.692.7131.5296.689.740.1-55.0-51.0-66.7-138.3-60.9-247.1107.6-63.3-204.9-125.8-146.01664.2-161.0-182.9-164.5-103.6-156.7-137.2-144.4154.90.8-86.5-119.0-128.4759.9-44.7-78.2-30.7-97.0-15.0-85.51.6-56.6-124.4-148.8-5.5
us-gaap:ProceedsFromIssuanceOfLongTermDebt NANA0.00.0998.3125.0748.30.0200.050.00.0-0.3994.80.0100.00.00.00.00.00.0774.7800.00.00.00.00.0NANANANANANANANANANANANANANANANANANANANA
us-gaap:RepaymentsOfLongTermDebt NANA0.00.0125.00.0200.00.025.025.00.00.0100.00.00.0272.50.050.050.090.0200.010.00.00.00.00.0275.00.0NANA0.00.0NANA0.10.0NANA0.00.015.01.71.20.915.63.1
us-gaap:PaymentsOfDividendsCommonStock ██████████████████▇▇▇▇▆▆▆▆▅▅▅▅▅▅▅▅▄▄▄▄▃▃▃▃▄▁▁▁47.547.547.447.547.347.347.347.247.147.147.146.947.046.946.746.847.046.939.539.539.439.234.434.434.334.729.930.130.530.726.826.726.726.521.521.421.921.219.419.519.619.620.35.04.95.0
us-gaap:PaymentsForRepurchaseOfCommonStock █▁35.834.1NANANANANANANANA0.0NANANA0.0NANANA0.00.00.00.00.014.192.389.9115.0113.249.024.40.011.90.00.00.034.0NANA67.143.9NANA51.151.6NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31

Shares Outstanding

us-gaap:SharesOutstanding us-gaap:StatementEquityComponents

us-gaap:SharesOutstanding

us-gaap:CommonStock


Shares
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value1211211211211211211211211201201201201201201201201201201191191191191181181181191191201211221211211210.000120599999999999991200.0001193119120119121122122126126
Percentage of SharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1891891891891891891891891891891891891891891891891891891891891891891891891891891891891891891891891890.000189300000000000021890.00018930000000000002189189189189189189189189
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1211211211211211211211211201201201201201201201201201201191191191191181181181191191201211221211211210.000120599999999999991200.0001193119120119121122123122126
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value123123123122122122122121121121121121121121121121120120120121123124124123123123122122122123124124125127128
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value121121121121121121120120120120120120120120119119118118118119121122122121121120119120120121122122124125126
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.771.660.611.840.790.930.080.670.55-4.60.210.321.20.761.440.81.371.281.031.111.10.860.941.00.940.740.820.770.760.690.630.690.750.840.390.650.640.60.620.550.280.470.510.620.570.45
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EarningsPerShareBasic us-gaap:Restatement

srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment


Earnings
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-0.160.040.040.030.050.020.030.02
Percentage of EarningsPerShareBasic-26.22.25.13.262.53.05.5-0.4

srt:ScenarioPreviouslyReported


Earnings
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.771.840.790.930.080.670.55-4.6
Percentage of EarningsPerShareBasic126.2100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.741.640.611.820.780.920.070.660.55-4.570.210.321.190.751.420.791.361.261.011.091.080.850.930.980.920.730.80.750.750.670.620.670.730.820.380.640.620.580.610.540.280.460.50.610.560.44
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EarningsPerShareDiluted us-gaap:Restatement

srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment


Earnings
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-0.160.040.040.030.060.030.020.02
Percentage of EarningsPerShareDiluted-26.22.25.13.385.74.53.6-0.4

srt:ScenarioPreviouslyReported


Earnings
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.771.820.780.920.070.660.55-4.57
Percentage of EarningsPerShareDiluted126.2100.0100.0100.0100.0100.0100.0100.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value220214273278333-175.0973.613-513.2-38.6-0.4-3.9140124195177271-42.5219682021028813353-3.55811181136908396599860925.6437272291017147
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.817.624.426.134.0-18.310.80.41.5-60.7-4.6-0.0-0.416.314.823.420.732.6-5.327.38.427.915.413.319.68.2-0.69.618.214.023.615.814.217.010.618.011.417.61.18.914.915.46.021.415.410.6

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302013-03-312012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.42.35.91.00.7-0.32.60.00.52.30.70.56.64.62.15.43.03.50.12.11.10.0-1.4-0.30.61.61.92.41.72.22.72.21.72.51.91.8
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest0.21.12.20.40.20.22.70.03.8-0.4-1.8-125.0-169.23.31.72.81.71.3-0.21.01.60.0-1.4-0.30.51.73.12.630.45.13.73.05.82.52.73.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.20.50.10.1-0.00.30.00.10.30.10.10.80.50.30.60.40.40.00.30.10.0-0.2-0.00.10.30.40.50.30.40.60.50.40.50.40.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value219211267277333-174.7953.612-515.5-39.3-0.9-10.5136122190174267-42.6217672021048913253-3.55810979134927994579559893.941697027996945
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest99.898.997.899.699.899.897.3100.096.2100.4101.8225.0269.296.798.397.298.398.7100.299.098.4100.0101.4100.399.5100.6100.099.398.697.798.8102.594.998.397.097.796.997.469.694.996.397.094.297.597.396.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.817.523.926.033.9-18.210.50.41.4-60.9-4.7-0.1-1.215.714.622.820.332.2-5.327.08.327.915.613.319.68.3-0.69.517.913.723.316.213.516.710.317.611.017.20.88.414.414.95.720.915.010.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Cost Of Goods And Service Excluding Depreciation Depletion And Amortization

us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization

us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value483483480433409414382374376387372376348
Percentage of CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax39.139.843.040.641.643.242.342.842.845.844.645.239.8

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9289069498638168228587547661464789770683721647681592615597592585552489493489497459459446432424422428417462411403393384368372363372363354338
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax75.274.784.880.983.085.894.886.187.1173.094.592.377.983.377.281.769.273.974.573.672.275.873.573.972.276.373.674.972.774.073.473.873.173.782.975.775.275.375.375.276.576.977.276.777.076.5

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value277268111300122150239689-642.52538169123172136242195182190201154167172158137151139150132121133144131821201211161121089195969692
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.422.110.028.112.515.72.611.010.1-75.93.04.619.314.220.516.328.323.522.823.724.821.125.225.923.421.124.222.824.522.721.123.324.523.214.722.122.622.322.122.118.720.220.020.520.1

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-31
Value616521752636131420-88.1-1.7-0.92329-2.2357540575568515453454852455646434751473340424238395436323332337.3
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.05.41.97.12.73.81.41.62.4-10.4-0.2-0.12.73.4-0.34.38.84.87.26.98.47.18.28.06.87.48.47.49.17.97.48.28.88.36.17.47.98.27.58.011.17.76.77.07.17.60.0

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value34373637363029282726262626232221242424242320151516161617171717171717141313131313131313141414
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.83.13.33.53.73.23.23.23.13.23.23.23.02.82.72.62.92.93.03.02.92.82.42.42.42.52.72.82.83.03.03.13.03.12.62.52.62.62.72.82.82.92.93.03.13.2

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value21520174224951129.28166-555.9253814490172961651531231321301021111171118898929283768390101467776717466345762767156
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.416.66.721.09.811.81.09.37.6-65.73.14.616.510.520.511.519.318.415.416.516.114.016.817.716.413.515.715.115.114.413.314.615.417.88.314.314.313.714.613.67.112.112.916.115.512.8

us-gaap:NetIncomeLoss us-gaap:Restatement

srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-20.04.34.34.36.62.72.72.7
Percentage of NetIncomeLoss-26.81.94.53.871.73.34.0-0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.80.40.40.40.70.30.30.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment0.00.00.00.00.00.00.00.0

srt:ScenarioPreviouslyReported


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value94224951129.28166-555.9
Percentage of NetIncomeLoss126.8100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.421.09.811.81.09.37.6-65.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ScenarioPreviouslyReported0.00.00.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.81.33.20.80.21.91.61.41.51.51.11.21.32.92.24.22.22.11.82.12.10.31.11.81.51.30.81.71.72.42.22.01.82.11.92.22.42.21.62.62.62.01.82.32.11.9
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.30.10.00.20.20.20.20.20.10.10.10.30.30.50.30.30.20.30.30.00.20.30.20.20.10.30.30.40.40.30.30.40.30.40.40.40.30.50.50.40.40.50.50.4

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value30630616920416613547121113-617.9466419314419015226421620321222517617617418815416515316715115415015814995132132129125121114109109110105104
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.825.315.219.117.014.25.213.912.9-73.05.57.722.116.722.818.330.826.125.526.427.824.226.526.127.823.726.425.127.326.026.626.226.926.317.124.324.824.724.724.823.523.122.823.323.023.5

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-126.5-139.7-180.9-155.3-122.1-133.6-210.8-114.1-135.2-832.7-167.8-139.7-72.6-123.6-76.5-134.5-48.1-63.0-69.2-51.6-46.1-71.6-51.2-46.8-48.5-78.4
Percentage of OperatingIncomeLoss-41.3-45.6-106.7-76.0-73.2-98.3-448.5-93.8-118.8134.8-364.0-217.9-37.5-85.7-40.1-88.0-18.2-29.1-33.9-24.3-20.4-40.6-28.9-26.9-25.7-50.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-10.2-11.5-16.2-14.5-12.4-13.9-23.3-13.0-15.4-98.4-20.1-16.7-8.3-14.3-9.1-16.1-5.6-7.6-8.6-6.4-5.7-9.8-7.7-7.0-7.2-12.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, efx:GlobalConsumerSolutions


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-30
Value11143.6127.813121112117.3121930232427302825272524
Percentage of OperatingIncomeLoss3.94.62.16.14.79.626.09.811.2-1.815.819.09.820.912.216.210.414.213.211.415.314.713.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.01.20.31.20.81.41.31.41.51.30.91.52.23.52.83.03.23.73.53.23.73.83.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments efx:GlobalConsumerSolutions0.017.20.014.39.313.50.013.414.512.10.013.820.129.20.024.527.729.127.724.028.428.327.7

us-gaap:OperatingSegments, efx:International


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value29273225-6.21536262211151937364052462932263319292828
Percentage of OperatingIncomeLoss9.69.119.012.4-3.711.377.021.419.9-1.834.130.019.125.521.334.617.513.715.712.414.911.016.716.415.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.42.32.92.4-0.61.64.03.02.61.31.92.34.24.24.86.35.43.64.03.34.22.74.44.34.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments efx:International0.011.50.011.7-3.47.10.011.39.95.00.08.214.815.00.022.119.913.80.012.315.412.30.019.619.6

us-gaap:OperatingSegments, efx:UnitedStatesConsumerInformationSolutions


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-30
Value126139128113107981179695126110129149129139134122117128
Percentage of OperatingIncomeLoss41.245.662.967.879.280.8103.6-15.5148.865.276.984.756.759.865.859.469.767.167.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.211.512.011.511.211.213.411.311.414.412.815.517.515.617.316.516.917.518.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments efx:UnitedStatesConsumerInformationSolutions0.034.133.330.931.431.135.432.230.938.936.142.145.141.844.043.541.640.042.9

us-gaap:OperatingSegments, efx:Workforce


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value26526419919317413398999596817783907380898968697878525056
Percentage of OperatingIncomeLoss86.786.4117.994.5104.498.2209.181.984.0-15.6177.2120.143.362.538.352.533.741.333.633.034.744.629.928.729.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.521.817.918.117.713.910.911.410.911.49.89.29.610.48.79.610.410.88.68.79.710.87.97.58.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments efx:Workforce0.055.10.051.349.444.30.041.441.542.10.038.140.442.70.043.145.844.80.040.844.243.60.036.038.3

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value4.41119449233-293.276-81.9-58.138-63.8-43.9-153.943-51.1927.0113-140.482-67.598-20.0-33.618-38.7-34.8-37.914-6.6-8.41.7-11.0-10.1-3.714-20.815-4.9-28.033
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.917.44.623.8-30.68.5-9.4-6.64.5-7.6-5.3-17.65.0-6.111.10.813.7-17.510.2-8.313.5-3.0-5.02.7-5.9-5.6-6.22.4-1.1-1.50.3-1.9-1.8-0.72.7-3.92.9-1.0-5.76.8

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value-0.41.02.70.20.5-2.21.0-1.4-1.00.8-0.4-0.75.31.7-0.11.20.81.4-1.70.0-1.0-0.3-2.5-2.1-0.9-0.5-0.10.1-0.50.20.1-0.40.1
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax-9.18.81.40.40.20.81.31.71.72.10.61.6-3.44.00.21.311.41.21.20.01.5-0.312.56.2-5.05.02.70.72.41.3-2.01.40.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.00.10.20.00.1-0.20.1-0.2-0.10.1-0.0-0.10.60.2-0.00.10.10.2-0.20.0-0.1-0.0-0.4-0.3-0.1-0.1-0.00.0-0.10.00.0-0.10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


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
Value4.81019249233-291.075-80.5-57.137-63.4-43.2-159.241-51.0916.2112-138.782-66.598-17.5-31.519-37.1-34.0-36.614-6.1-7.86.0-13.5-9.6-3.614-20.314-5.0-27.633
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax109.191.298.699.699.899.298.798.398.397.999.498.4103.496.099.898.788.698.898.8100.098.5100.387.593.8105.095.997.796.6100.792.492.9352.9122.795.097.399.397.698.7102.098.699.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.917.24.623.7-30.48.4-9.2-6.54.4-7.6-5.2-18.24.8-6.110.90.713.5-17.310.2-8.213.5-2.6-4.72.8-5.7-5.4-6.02.4-1.0-1.31.0-2.3-1.7-0.62.7-3.82.9-1.0-5.66.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-30
Value4.11118253237-289.586-78.9-55.141-52.1-40.1-142.046-50.3949.7115-167.384-64.8100-10.2-31.020-36.0-102.3-35.817-4.5578.8-12.7-7.1-221.798-236.143
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.916.35.024.2-30.29.6-9.0-6.34.9-6.2-4.8-16.25.4-6.011.41.113.9-20.910.5-8.013.8-1.5-4.63.1-5.5-16.4-5.82.8-0.89.91.5-2.2-1.3-39.718.0-46.38.9

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-0.3-0.33.83.83.73.03.03.04.04.03.90.82.62.52.5-26.92.3
Percentage of OtherComprehensiveIncomeLossNetOfTax-7.3-2.77.11.6-1.3-3.8-5.47.3-10.0-2.88.3-1.62.725.82.216.12.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.00.40.40.40.30.30.40.50.50.50.10.30.30.3-3.40.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value4.51017953237-287.385-77.5-54.140-65.9-39.4-147.245-50.2938.9114-165.684-63.8100-7.7-28.921-34.4-101.5-34.417-4.0589.1-11.2-6.61117
Percentage of OtherComprehensiveIncomeLossNetOfTax109.891.098.599.699.899.298.898.298.298.1126.598.3103.796.499.898.791.898.899.0100.098.5100.375.593.2104.395.699.296.1100.688.9101.0103.488.293.0-5.018.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.816.15.024.1-30.09.5-8.9-6.14.8-7.9-4.7-16.85.2-6.011.21.013.8-20.710.5-7.913.8-1.2-4.33.2-5.3-16.3-5.62.8-0.710.01.6-1.9-1.22.03.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value4.81049233-291.0-80.5-57.137-43.4-159.241-51.0916.2112-138.782
Percentage of OtherComprehensiveIncomeLossNetOfTax117.193.792.598.2100.5102.0103.690.5108.2112.188.1101.496.063.997.082.997.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.94.623.7-30.4-9.2-6.54.4-5.2-18.24.8-6.110.90.713.5-17.310.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-30
Value-0.41.02.70.20.5-2.21.0-1.4-1.00.8-0.4-0.75.21.7-0.11.20.81.4-1.70.0-1.0-0.3-2.5-2.1-0.9-1.6-0.8-1.4-0.1-0.5-0.6-0.3-1.5-0.5-6.92.3-7.12.2
Percentage of OtherComprehensiveIncomeLossNetOfTax-9.89.01.50.40.20.81.21.81.81.90.81.7-3.73.60.21.38.21.21.00.01.5-0.324.56.8-4.34.40.83.9-0.611.1-1.0-3.411.87.03.12.33.05.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.00.10.20.00.1-0.20.1-0.2-0.10.1-0.0-0.10.60.2-0.00.10.10.2-0.20.0-0.1-0.0-0.4-0.3-0.1-0.2-0.1-0.2-0.0-0.1-0.1-0.1-0.3-0.1-1.20.4-1.40.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value6.0-0.9-20.9133-7.5456.22.92.82.15.41.32.22.94.24.53.13.12.82.4-0.8-2.16.514-13.9-0.53.03.20.5-2.1-14.80.63.50.11.11.92.21.41.00.6-9.60.30.30.70.8-0.5
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.5-0.1-1.912.5-0.84.70.70.30.30.20.60.20.30.30.50.50.40.40.30.3-0.1-0.31.02.2-2.0-0.10.50.50.1-0.4-2.60.10.60.00.20.30.40.30.20.1-2.00.10.10.10.2-0.1

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2152027722596114108268-554.42639146931741001671551241341331021131191128998949486788592103488078737669375964787358
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.516.76.921.19.812.01.29.47.8-65.53.24.716.710.820.812.019.618.715.616.816.414.117.017.916.613.715.815.415.414.813.614.915.718.28.614.714.714.114.914.17.612.513.316.615.913.2

us-gaap:ProfitLoss us-gaap:Restatement

srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment


Profit
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-20.04.34.34.36.62.72.72.7
Percentage of ProfitLoss-25.71.94.53.861.13.34.0-0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.80.40.40.40.70.30.30.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment0.00.00.00.00.00.00.00.0

srt:ScenarioPreviouslyReported


Profit
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value9722596114108268-554.4
Percentage of ProfitLoss125.7100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.721.19.812.01.29.47.8-65.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ScenarioPreviouslyReported0.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.81.33.20.80.21.91.61.41.51.51.11.21.32.92.24.22.22.11.82.12.10.31.11.81.51.30.81.71.72.42.22.01.82.11.92.22.42.21.62.62.62.01.82.32.11.9
Percentage of ProfitLoss0.40.64.10.40.21.714.81.72.2-0.34.13.00.93.11.34.21.31.41.41.61.60.31.01.51.31.50.81.81.82.82.82.32.02.03.92.73.03.02.13.87.03.42.82.92.93.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.30.10.00.20.20.20.20.20.10.10.10.30.30.50.30.30.20.30.30.00.20.30.20.20.10.30.30.40.40.30.30.40.30.40.40.40.30.50.50.40.40.50.50.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value21520187224951129.28166-555.9253814490172961651531231321301021111171118898929283768390101467776717466345762767156
Percentage of ProfitLoss99.699.4112.599.699.898.385.298.397.8100.395.997.099.196.998.895.898.798.698.698.498.499.799.098.598.798.599.298.298.297.297.297.798.098.096.197.397.097.097.996.293.096.697.297.197.196.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.416.67.821.09.811.81.09.37.6-65.73.14.616.510.520.511.519.318.415.416.516.114.016.817.716.413.515.715.115.114.413.314.615.417.88.314.314.313.714.613.67.112.112.916.115.512.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value21520187224951129.28166-555.92538144901729616515312313213010211111711188989292837683901014677767174663457
Percentage of ProfitLoss99.699.4112.599.699.898.385.298.397.8100.395.997.099.196.998.895.898.798.698.698.498.499.799.098.598.798.599.298.298.297.297.297.798.098.096.197.397.097.097.996.293.096.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.416.67.821.09.811.81.09.37.6-65.73.14.616.510.520.511.519.318.415.416.516.114.016.817.716.413.515.715.115.114.413.314.615.417.88.314.314.313.714.613.67.112.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1234121311181068982957905875880846835834876865838834856832801804811728666667678651624613613584578572586566558543535522509490487472482473460443
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, efx:EmployerServices, efx:Workforce


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value957510181555779585882566484
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.97.110.38.56.36.69.47.06.69.66.87.510.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.97.110.38.56.36.69.47.06.69.66.87.510.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments efx:EmployerServices efx:Workforce100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, efx:FinancialMarketingServices, efx:UnitedStatesConsumerInformationSolutions


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value53465147455148465545476046
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.44.35.25.05.25.85.75.66.35.35.77.15.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.44.35.25.05.25.85.75.66.35.35.77.15.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments efx:FinancialMarketingServices efx:UnitedStatesConsumerInformationSolutions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, efx:MortgageSolutions, efx:UnitedStatesConsumerInformationSolutions


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value54555142363532394541383838
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.55.25.24.54.24.03.84.75.24.84.64.54.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.55.25.24.54.24.03.84.75.24.84.64.54.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments efx:MortgageSolutions efx:UnitedStatesConsumerInformationSolutions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, efx:OnlineInformationSolutions, efx:UnitedStatesConsumerInformationSolutions


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value302284262252233246217222224219221232225
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.926.626.826.426.628.025.726.725.625.426.527.227.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.926.626.826.426.628.025.726.725.625.426.527.227.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments efx:OnlineInformationSolutions efx:UnitedStatesConsumerInformationSolutions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, efx:VerificationServices, efx:Workforce


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value385301251220185172148143149128129130115
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.828.225.623.021.219.617.617.317.014.815.615.213.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.828.225.623.021.219.617.617.317.014.815.615.213.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments efx:VerificationServices efx:Workforce100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, efx:GlobalConsumerSolutions


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-30
Value828177878397888988948588941039710098105101107959088
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.76.76.98.28.510.19.810.210.011.110.210.610.811.911.612.111.512.712.613.213.113.613.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.76.76.98.28.510.19.810.210.011.110.210.610.811.911.612.111.512.712.613.213.113.613.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments efx:GlobalConsumerSolutions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, efx:International


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value251241247218180216236230229225236235250244244239231216212214218158142145145
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.319.922.120.418.422.526.126.326.026.628.328.228.528.229.228.727.026.026.526.727.021.721.421.821.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.319.922.120.418.422.526.126.326.026.628.328.228.528.229.228.727.026.026.526.727.021.721.421.821.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments efx:International100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, efx:UnitedStatesConsumerInformationSolutions


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-30
Value405409386365343315332298308324306307331310317307294292298
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.933.836.237.235.836.037.835.337.037.035.536.938.737.339.538.040.543.844.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.933.836.237.235.836.037.835.337.037.035.536.938.737.339.538.040.543.844.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments efx:UnitedStatesConsumerInformationSolutions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, efx:Workforce


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value495480406376352301250240230228205202207211183186194200173171177180143139146
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax40.139.636.335.335.931.527.727.526.127.024.624.223.724.421.922.322.724.021.721.321.924.721.620.821.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax40.139.636.335.335.931.527.727.526.127.024.624.223.724.421.922.322.724.021.721.321.924.721.620.821.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments efx:Workforce100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, country:CA, efx:International


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value443833363939363737353533
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.63.63.43.84.54.54.34.54.34.14.23.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.63.63.43.84.54.54.34.54.34.14.23.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:CA efx:International100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, srt:AsiaPacific, efx:International


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value868065697775738086828176
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.27.56.67.38.88.68.69.69.89.59.78.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.27.56.67.38.88.68.69.69.89.59.78.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments srt:AsiaPacific efx:International100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, srt:Europe, efx:International


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value685848666466686872706968
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.75.54.96.97.47.58.18.28.28.28.38.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.75.54.96.97.47.58.18.28.28.28.38.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments srt:Europe efx:International100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, srt:LatinAmerica, efx:International


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value414034434947474854565452
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.43.83.54.55.65.45.65.86.26.56.56.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.43.83.54.55.65.45.65.86.26.56.56.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments srt:LatinAmerica efx:International100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

efx:EmployerServices, efx:Workforce


Revenue
Period End2021-06-302020-06-30
Value101101
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.210.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.210.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax efx:EmployerServices efx:Workforce100.0100.0

efx:FinancialMarketingServices, efx:UnitedStatesConsumerInformationSolutions


Revenue
Period End2021-06-302020-06-30
Value5851
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.75.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.75.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax efx:FinancialMarketingServices efx:UnitedStatesConsumerInformationSolutions100.0100.0

efx:MortgageSolutions, efx:UnitedStatesConsumerInformationSolutions


Revenue
Period End2021-06-302020-06-30
Value4951
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.05.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.05.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax efx:MortgageSolutions efx:UnitedStatesConsumerInformationSolutions100.0100.0

efx:OnlineInformationSolutions, efx:UnitedStatesConsumerInformationSolutions


Revenue
Period End2021-06-302020-06-30
Value298262
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.126.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.126.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax efx:OnlineInformationSolutions efx:UnitedStatesConsumerInformationSolutions100.0100.0

efx:VerificationServices, efx:Workforce


Revenue
Period End2021-06-302020-06-30
Value394251
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.925.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.925.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax efx:VerificationServices efx:Workforce100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments

efx:GlobalConsumerSolutions


Revenue
Period End2021-06-302020-06-30
Value8283
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.78.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.78.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax efx:GlobalConsumerSolutions100.0100.0

efx:International


Revenue
Period End2021-06-302020-06-30
Value250180
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.318.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.318.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax efx:International100.0100.0

efx:UnitedStatesConsumerInformationSolutions


Revenue
Period End2021-06-302020-06-30
Value405365
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.937.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.937.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax efx:UnitedStatesConsumerInformationSolutions100.0100.0

efx:Workforce


Revenue
Period End2021-06-302020-06-30
Value495352
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax40.135.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax40.135.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax efx:Workforce100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

country:CA, efx:International


Revenue
Period End2021-06-302020-06-30
Value4733
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.83.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.83.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:CA efx:International100.0100.0

srt:AsiaPacific, efx:International


Revenue
Period End2021-06-302020-06-30
Value9165
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.46.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.46.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:AsiaPacific efx:International100.0100.0

srt:Europe, efx:International


Revenue
Period End2021-06-302020-06-30
Value6848
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.54.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.54.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:Europe efx:International100.0100.0

srt:LatinAmerica, efx:International


Revenue
Period End2021-06-302020-06-30
Value4434
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.63.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.63.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:LatinAmerica efx:International100.0100.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value328308366330309316389295306998337317257300255312228243240233231243215217218232195197183175181173186174206162158151148139140126137134126109
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.625.532.830.931.533.042.933.734.9118.140.538.129.434.730.437.426.729.230.029.028.533.432.332.532.335.731.232.229.930.031.430.331.830.837.029.929.528.929.228.428.826.828.428.327.524.7

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value93409669961192498832762279097430747373357153713471167196723371157058678966646806664067324509454145854595467447074766475045394390437343874511360535213518350835123489346834333550
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value92812642146248222751318139510757201048103499110359581019613729422376376364322321
Percentage of Assets9.913.122.326.825.817.317.614.59.614.314.513.914.513.314.18.610.36.25.75.55.54.87.1
Percentage of Assets9.913.122.326.825.817.317.614.59.614.314.513.914.513.314.18.610.36.25.75.55.54.87.1
Percentage of Assets us-gaap:CorporateNonSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, efx:GlobalConsumerSolutions


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value328329319294285278275269269262255252247251254267193191193188196197
Percentage of Assets3.53.43.33.23.23.63.53.63.63.63.63.53.53.53.53.82.72.82.92.83.04.4
Percentage of Assets3.53.43.33.23.23.63.53.63.63.63.63.53.53.53.53.82.72.82.92.83.04.4
Percentage of Assets us-gaap:OperatingSegments efx:GlobalConsumerSolutions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, efx:International


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value340433853368316129882754297728682967304029592983301531743145312330123032293230532958844
Percentage of Assets36.435.035.034.233.836.137.638.639.741.441.441.842.444.143.543.942.744.744.044.944.618.7
Percentage of Assets36.435.035.034.233.836.137.638.639.741.441.441.842.444.143.543.942.744.744.044.944.618.7
Percentage of Assets us-gaap:OperatingSegments efx:International100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, efx:USInformationSolutions


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value217719221654158718241869
Percentage of Assets22.724.323.121.927.441.5
Percentage of Assets22.724.323.121.927.441.5
Percentage of Assets us-gaap:OperatingSegments efx:USInformationSolutions100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, efx:UnitedStatesConsumerInformationSolutions


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value2823284821771966194219331922192222851685165416571573157915871765178418001824184218461869
Percentage of Assets30.229.522.721.322.025.424.325.930.623.023.123.222.122.021.924.825.326.527.427.127.841.5
Percentage of Assets30.229.522.721.322.025.424.325.930.623.023.123.222.122.021.924.825.326.527.427.127.841.5
Percentage of Assets us-gaap:OperatingSegments efx:UnitedStatesConsumerInformationSolutions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, efx:Workforce


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value1855184216011344134013381338129512301298124912491245123112271346133813421337134512751268
Percentage of Assets19.919.116.714.515.217.616.917.416.517.717.517.517.517.117.018.919.019.820.119.819.228.1
Percentage of Assets19.919.116.714.515.217.616.917.416.517.717.517.517.517.117.018.919.019.820.119.819.228.1
Percentage of Assets us-gaap:OperatingSegments efx:Workforce100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value58416312640162836098519352864871488547243997389238373859399439503976383639424019405742002158227323782405243923362325235421982197225323422551172216931693178617281686169917251935
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets62.565.366.667.969.068.166.865.665.464.455.954.653.953.655.255.556.356.559.259.061.162.447.950.151.952.352.249.648.849.648.450.051.553.456.647.848.148.150.949.248.349.050.254.5

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value93409669961192498832762279097430747373357153713471167196723371157058678966646806664067324509454145854595467447074766475045394390437343874511360535213518350835123489346834333550
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value34603318316829292694238625782515254325613107318432223274317431003021288826622746254124872310222721672147220023342403235523002174209620181933185818051802170217661784175016911601
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 Assets37.034.333.031.730.531.332.633.934.034.943.444.645.345.543.943.642.842.540.040.338.336.951.349.147.346.747.149.650.449.650.749.547.946.042.951.551.351.248.550.351.150.549.345.1

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value13291665247823112104114912098538138649028879489179988991000705672661627630561582591585605550554524648526512484529605517475452430436427429416
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets14.217.225.825.023.815.115.311.510.911.812.612.413.312.713.812.614.210.410.19.79.49.412.512.812.912.712.911.711.611.014.312.011.711.111.716.814.713.512.912.212.512.312.511.7

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value4587651684153513473694011671351332232533272493363154031231291119696931088495128115911012351311041071462671831321271021088611911570771035881
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.97.917.516.615.34.95.12.31.81.83.13.64.63.54.74.45.71.81.91.61.51.42.12.41.82.12.72.41.92.15.23.02.42.53.37.45.23.83.62.93.12.53.50.00.00.02.90.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value458765168415351347369401167135133223253327249336129
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.97.917.516.615.34.95.12.31.81.83.13.64.63.54.71.9

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value694708630605592605532516502514469467473487444458462459433436418424349357368362337324345337309306318310317296293297284275273283262258
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.47.36.66.66.77.96.77.06.77.06.66.66.76.86.16.46.66.86.56.46.36.37.87.98.07.97.26.97.27.16.87.07.37.17.08.28.38.58.17.97.88.27.67.3

Other Assets Current

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value475159464353187767711010975608312248634650495652796992811036673486853553439119.815152021222127
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.50.50.60.50.50.72.41.01.01.51.51.10.81.21.70.70.90.70.80.70.90.81.81.52.01.82.21.41.61.01.51.21.30.80.90.30.30.40.40.60.60.60.60.8

Machinery And Equipment Gross

us-gaap:MachineryAndEquipmentGross

us-gaap:MachineryAndEquipmentGross


Machinery
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value303297299329328322325346342338344326309318306294293280273265264263247226212201203200192189188199193189198203196190183180176189181184
Percentage of MachineryAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.23.13.13.63.74.24.14.74.64.64.84.64.34.44.24.14.24.14.13.94.03.95.55.04.64.44.34.34.04.04.14.54.44.34.45.65.65.45.25.15.15.55.35.2

Noncurrent Assets

us-gaap:NoncurrentAssets

us-gaap:NoncurrentAssets


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value7133669962506235599139474069389139813060
Percentage of NoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets74.284.787.486.289.987.587.185.788.387.2

us-gaap:NoncurrentAssets us-gaap:StatementGeographical

country:AU


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value202119182009220720612.9
Percentage of NoncurrentAssets28.328.632.235.434.40.1
Percentage of Assets21.024.328.130.530.90.1
Percentage of Assets country:AU0.00.00.00.00.00.0

country:CA


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312012-12-312011-12-31
Value1331281056752456370
Percentage of NoncurrentAssets1.91.91.71.10.91.21.62.3
Percentage of Assets1.41.61.50.90.81.01.42.0
Percentage of Assets country:CA0.00.00.00.00.00.00.00.0

country:GB


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value319312289303278353371122122121
Percentage of NoncurrentAssets4.54.74.64.94.68.99.13.13.14.0
Percentage of Assets3.34.04.04.24.27.88.02.72.73.5
Percentage of Assets country:GB0.00.00.00.00.00.00.00.00.00.0

country:US


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value4005391134573274328232483286333234532542
Percentage of NoncurrentAssets56.258.455.352.554.882.380.885.686.783.1
Percentage of Assets41.749.548.345.349.372.070.373.476.672.5
Percentage of Assets country:US0.00.00.00.00.00.00.00.00.00.0

efx:OtherCountries


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value653428389382316300355381270248
Percentage of NoncurrentAssets9.26.46.26.15.37.68.79.86.88.1
Percentage of Assets6.85.45.45.34.76.77.68.46.07.1
Percentage of Assets efx:OtherCountries0.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value2106198819131819171015931540148114101320124411461054995947896859819784755719689654633613596655761774776761773753741745741721708693683673691666665
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets22.620.619.919.719.420.919.519.918.918.017.416.114.813.813.112.612.212.111.811.110.810.214.513.913.413.014.016.216.216.316.817.617.216.916.520.520.520.119.819.519.319.919.418.7

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value890814774749693631593576538502480451417404380368361340317312301292288294298292354463482485472487474460461454433417400387372385368346
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.58.48.18.17.88.37.57.87.26.86.76.35.95.65.35.25.15.04.84.64.54.36.46.56.56.47.69.810.110.210.411.110.810.510.212.612.311.911.411.010.711.110.79.7

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
Value4039363634353535353434363942424341454647473529303131313332322833263021222222222122
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value12151174113910701017962947904872818764695636590567528498479466443418397366339315304300297292291288285279281283286288291292296300306298319
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.012.111.911.611.512.612.012.211.711.210.79.78.98.27.87.47.17.17.06.56.35.98.17.56.96.66.46.36.16.16.46.56.46.46.37.98.28.38.38.48.68.88.79.0

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value50855089449543664322415743084227428241704129416241354221418441784063405739744071397140222571258126002587260626242646263423952356224822532290197419611969196119531919194619141943
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets54.452.646.847.248.954.554.556.957.356.857.758.458.158.757.858.757.659.859.659.859.859.757.056.856.756.355.855.855.555.552.853.751.451.450.854.855.756.055.955.655.056.155.854.7

us-gaap:Goodwill us-gaap:BusinessAcquisition

efx:A2020Acquisitions


Goodwillus-gaap:
Period End2020-12-31
Value58
Percentage of Goodwill1.3
Percentage of Assets0.6
Percentage of Assets efx:A2020Acquisitions0.0

us-gaap:Goodwill us-gaap:StatementBusinessSegments

efx:GlobalConsumerSolutions


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value193192190186184183188184186189185189189194191191139137136140141147150154
Percentage of Goodwill3.83.84.24.34.34.44.44.44.44.54.54.54.64.64.64.63.43.43.43.43.63.75.95.9
Percentage of Assets2.12.02.02.02.12.42.42.52.52.62.62.62.72.72.62.72.02.02.02.12.12.23.33.3
Percentage of Assets efx:GlobalConsumerSolutions0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.073.276.10.0

efx:International


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-312009-12-31
Value2032203810101882184616821829177718291867184418741905199419691963190118961814190718511896441462479471561579642631401362356362369362349356348346335
Percentage of Goodwill40.040.022.543.142.740.542.542.142.744.844.745.046.147.347.147.046.846.845.746.946.647.117.217.918.418.221.622.124.324.016.715.415.916.116.118.417.818.117.818.117.3
Percentage of Assets21.821.110.520.320.922.123.123.924.525.525.826.326.827.727.227.626.927.927.228.027.928.29.810.210.510.312.012.313.513.38.88.28.28.38.210.19.910.19.910.19.5
Percentage of Assets efx:International0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.062.053.252.952.951.353.063.10.00.055.10.00.00.052.60.00.00.051.154.90.0

efx:USInformationSolutions


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value12861280112810711071107110711004
Percentage of Goodwill28.629.727.325.627.041.741.142.0
Percentage of Assets13.416.215.814.816.123.822.922.1
Percentage of Assets efx:USInformationSolutions0.00.00.00.00.057.355.50.0

efx:UnitedStatesConsumerInformationSolutions


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value17191719128612861280128012801280128211281128112910711071107110711071107110711071107110711071112011201120112011201032103210321032944944947638638638
Percentage of Goodwill33.833.828.629.529.630.829.730.329.927.127.327.125.925.425.625.626.426.427.026.327.026.641.743.443.143.343.042.739.039.243.143.842.041.941.432.332.532.6
Percentage of Assets18.417.813.413.914.516.816.217.217.215.415.815.815.114.914.815.115.215.816.115.716.115.923.824.724.424.424.023.821.721.722.723.521.621.521.017.718.118.2
Percentage of Assets efx:UnitedStatesConsumerInformationSolutions0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.057.657.357.657.156.856.556.40.00.052.20.00.00.00.00.00.00.0

efx:Workforce


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1140113820071010101010101010984984984970970969960952952952952952952907907907907907907907907907907907907907907934934934935
Percentage of Goodwill22.422.444.723.123.424.323.523.323.023.623.523.323.422.822.822.823.423.524.023.422.922.635.335.234.935.134.834.634.334.437.938.540.440.340.847.347.647.7
Percentage of Assets12.211.820.910.911.413.312.813.313.213.413.613.613.613.313.213.413.514.014.314.013.713.520.120.019.819.819.419.319.019.120.020.720.820.720.725.926.526.6
Percentage of Assets efx:Workforce0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.070.271.571.471.370.671.470.90.00.070.10.00.00.068.10.00.00.0

Indefinite Lived Intangible Assets Excluding Goodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill


Indefinite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value94949495949495952549595
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.01.21.31.31.42.12.02.15.62.72.8

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value12211265997100110121000104410521104108310991132115412191247127612721312132314061404147182785989592295399110301060973966918945987487505528550567559586593687
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.113.110.410.811.513.113.214.214.814.815.415.916.216.917.217.918.019.319.920.721.221.918.418.919.520.120.421.121.622.321.422.021.021.621.913.514.415.015.716.216.016.917.319.3

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

efx:ProprietaryDatabase


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
Value12316511712212012487849235333514141314131414151.41.51.61.71.81.92.02.12.22.32.42.52.44.19.114192429344050
Percentage of FiniteLivedIntangibleAssetsNet10.113.111.812.211.812.48.48.08.33.33.13.11.21.11.11.11.11.11.11.10.10.10.20.20.20.20.20.20.20.20.20.30.30.40.92.93.84.65.46.17.18.5
Percentage of Assets1.31.71.21.31.41.61.11.11.20.50.50.50.20.20.20.20.20.20.20.20.00.00.00.00.00.00.00.00.00.00.10.10.10.10.20.40.50.70.81.01.11.5
Percentage of Assets efx:ProprietaryDatabase0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

efx:TechnologyAndSoftware


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value11128.712161826293541465260687580859295105109121161922242731343718171719202223252721
Percentage of FiniteLivedIntangibleAssetsNet0.90.90.91.31.71.92.52.83.23.84.24.75.25.76.16.36.77.07.27.57.88.22.02.32.52.62.93.13.43.51.91.81.92.12.14.64.74.84.93.7
Percentage of Assets0.10.10.10.10.20.20.30.40.50.60.60.70.81.01.01.11.21.41.41.61.71.80.40.40.50.50.60.70.70.80.40.40.40.40.50.60.70.70.80.6
Percentage of Assets efx:TechnologyAndSoftware0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

efx:TradenamesAndOther


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
Value8.07.95.05.55.35.86.77.07.96.97.08.08.39.39.68.38.69.1111519231617192022242627171617181920212224242425
Percentage of FiniteLivedIntangibleAssetsNet0.70.60.50.50.50.60.60.70.70.60.60.70.70.80.80.70.70.70.91.11.41.61.92.12.22.22.42.52.62.61.81.71.91.92.04.24.24.34.44.44.34.2
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.20.30.40.40.40.40.40.50.50.60.60.40.40.40.40.40.60.60.60.70.70.70.7
Percentage of Assets efx:TradenamesAndOther0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value386346348348348343367368385395397408421440445443426436439463463483326337351358366380394403340328329337357364370379387396384392
Percentage of FiniteLivedIntangibleAssetsNet31.627.434.934.834.434.435.235.034.936.536.236.136.536.135.734.733.533.333.232.933.032.939.439.339.338.938.438.438.338.035.034.035.935.736.274.773.271.870.569.868.766.0
Percentage of Assets4.13.63.63.83.94.54.75.05.25.45.65.75.96.16.26.26.06.46.66.87.07.27.27.47.77.87.88.18.38.57.57.57.57.77.910.110.510.811.111.311.011.4
Percentage of Assets us-gaap:CustomerRelationships0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Databases


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
Value68672751450951950355255857860161262664868169371872273973677677780142543644846047348549850952252654055356662667175808698
Percentage of FiniteLivedIntangibleAssetsNet56.157.551.650.951.250.352.953.152.455.555.755.356.255.955.656.356.756.355.755.255.354.551.450.850.149.949.648.948.348.153.654.458.858.557.312.813.113.513.814.215.516.6
Percentage of Assets7.37.55.45.55.96.67.07.57.78.28.68.89.19.59.610.110.210.911.111.411.711.99.49.69.810.010.110.310.510.711.512.012.412.612.61.71.92.02.22.32.52.9
Percentage of Assets us-gaap:Databases0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncompeteAgreements


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value6.95.83.03.33.53.94.34.24.52.91.61.71.31.41.42.02.73.34.66.77.39.77.59.010121517202312121112134.34.75.35.96.16.35.8
Percentage of FiniteLivedIntangibleAssetsNet0.60.50.30.30.30.40.40.40.40.30.10.20.10.10.10.20.20.30.30.50.50.70.91.01.21.41.61.82.02.21.31.21.31.41.40.90.91.01.11.11.11.0
Percentage of Assets0.10.10.00.00.00.10.10.10.10.00.00.00.00.00.00.00.00.00.10.10.10.10.20.20.20.30.30.40.40.50.30.30.30.30.30.10.10.20.20.20.20.2
Percentage of Assets us-gaap:NoncompeteAgreements0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value39337940540528025930429930530416216014615214213712814013112812411687848710011214714714413816016016716515615215815616917710610188
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.23.94.24.43.23.43.84.04.14.12.32.32.12.12.01.91.82.12.01.91.91.71.91.91.92.22.43.13.13.03.13.73.73.83.74.34.34.54.54.85.13.13.02.5

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1711731591591491701481351561701751391211061108266798146435540433542203540271919172825283023272126222435
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.81.81.71.71.72.21.91.82.12.32.52.01.71.51.51.20.91.21.20.70.70.80.91.00.80.90.40.70.90.60.40.50.40.60.60.80.90.70.80.60.80.60.71.0

Accrued Liabilities Current

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value2192242511861781801631842132172131791711811601351271331491361291551121161111028589981029582838084726463566562586167
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.32.32.62.02.02.42.12.52.93.03.02.52.42.52.21.91.82.02.22.02.02.32.52.62.42.21.81.92.12.12.11.91.91.81.92.01.81.81.61.91.81.71.81.9

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value11011710810398111104979710798104108
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.21.21.11.11.11.51.31.31.31.51.41.51.5

Debt Current

us-gaap:DebtCurrent

us-gaap:DebtCurrent


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value6001100110111025033.13.137232694.93.14.088896566779463158570644711854918633537738040840948829616761762831617174767174020183
Percentage of DebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.411.411.511.95.70.00.05.00.41.00.10.00.112.313.39.411.39.38.810.46.717.61.14.17.38.28.18.78.610.36.50.41.74.06.30.50.50.51.31.90.51.20.65.2

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value187523412483239116561143135914911497152382674467715381673133613431201125912979611729603690784790823766759794662332375449646325293272362344298303319492
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets20.124.225.825.818.815.017.220.120.020.811.610.49.521.423.118.819.017.718.919.114.525.713.415.217.117.217.616.315.916.714.67.68.610.314.39.08.37.810.39.88.68.79.313.9

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value59161561263256959078458789989220422018419020924015618317417314115616514214113216189897898837873907367799685101918177
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.36.46.46.86.57.89.97.912.012.22.93.12.62.62.93.42.22.72.62.52.12.33.73.13.12.93.51.91.91.62.21.91.81.72.02.01.92.22.82.42.92.62.42.2

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2020-12-312019-12-312018-12-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value440234032654265426382715271728442681268528562960307711961334148215251527155515541631143814381498161317209559559699991019970990
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets45.843.037.137.336.737.538.240.339.540.342.044.645.726.529.432.333.232.733.032.634.331.732.834.336.838.126.527.127.528.529.027.828.8

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value32803279327732753872350533792834283326562630262926281739173920382038203720862136249818831145114511451145114511451145114511451427142914451447951951965966967963974978990
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets35.133.934.135.443.846.042.738.137.936.236.836.936.924.224.028.728.930.031.331.437.628.025.425.225.024.924.524.324.024.125.232.532.733.032.126.427.027.427.527.627.628.128.527.9

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value378380332339287263248250249229316298293304305303325325
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.13.93.53.73.33.53.13.43.33.14.44.24.14.24.24.34.64.9

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent


Pension
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value12212613010611011411813013413613913515317217517517818118414114314414616516816917373727172171174173176163167172176109113116129142
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.31.41.11.31.51.51.81.81.91.91.92.22.42.42.52.52.72.82.12.22.13.23.63.73.73.71.61.51.51.63.94.03.93.94.54.84.95.03.13.23.43.84.0

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value4.83.27.96.95.7
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent3.72.75.73.93.1
Percentage of Assets0.00.00.10.10.1
Percentage of Assets us-gaap:OtherPostretirementBenefitPlansDefinedBenefit0.00.00.00.00.0

us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value121111126165174
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent92.893.590.993.994.4
Percentage of Assets1.31.41.82.32.6
Percentage of Assets us-gaap:PensionPlansDefinedBenefit0.00.00.00.00.0

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3839413740434443444947575762646560645841414539393942343738404019232626242222191818191713
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.40.40.40.50.60.60.60.60.70.70.80.80.90.90.90.90.90.90.60.60.70.90.90.90.90.70.80.80.80.90.40.50.60.60.70.60.60.60.50.50.60.50.4

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1841841781701711661801641701788484841031019591868685877757525454565756555454535354535152535658545360
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.01.91.91.81.92.22.32.22.32.41.21.21.21.41.41.31.31.31.31.31.31.21.31.21.21.21.21.21.21.21.21.21.21.21.21.51.41.51.51.61.71.61.61.7

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value24
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0
Percentage of Assets0.3

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-31
Value21
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets0.2

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value13
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets0.1

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value11
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.1

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value19
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets0.2

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value116
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets1.2

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value34603318316829292694238625782515254325613107318432223274317431003021288826622746254124872310222721672147220023342403235523002174209620181933185818051802170217661784175016911601
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 Assets37.034.333.031.730.531.332.633.934.034.943.444.645.345.543.943.642.842.540.040.338.336.951.349.147.346.747.149.650.449.650.749.547.946.042.951.551.351.248.550.351.150.549.345.1

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value3498335732102966273424292622255925872610315532413279333632393165308129522721278725832532235022672206218922342371244123952341219321202044195918831827182417221784180217691708161513231408
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets37.534.733.432.131.031.933.234.434.635.644.145.446.146.444.844.543.743.540.841.038.937.652.149.948.147.747.850.451.250.451.650.048.546.643.452.251.951.949.150.851.751.049.845.50.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:Restatement, us-gaap:StatementEquityComponents

srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment, us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-31
Value284277291302
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest8.810.69.29.3
Percentage of Assets3.03.54.14.2
Percentage of Assets srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.0

srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment, us-gaap:RetainedEarnings


Stockholders
Period End2020-12-312019-12-312018-12-312018-01-012017-12-31
Value-284.1-0.4-291.9-302.6-298.4
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-8.8-0.0-9.20.0-9.2
Percentage of Assets-3.0-0.0-4.10.0-4.1
Percentage of Assets srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment us-gaap:RetainedEarnings0.00.00.00.00.0

srt:ScenarioPreviouslyReported, us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-31
Value-455.5-631.6-626.3-412.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-14.2-24.1-19.8-12.7
Percentage of Assets-4.7-8.0-8.8-5.7
Percentage of Assets srt:ScenarioPreviouslyReported us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.0

srt:ScenarioPreviouslyReported, us-gaap:RetainedEarnings


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-31
Value4469413147174600
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest139.2157.5149.5142.0
Percentage of Assets46.552.266.063.6
Percentage of Assets srt:ScenarioPreviouslyReported us-gaap:RetainedEarnings0.00.00.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

efx:AccumulatedDefinedBenefitPlansAdjustmentAttributabletoParentNetofTaxEffects


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-31
Value-2.0-278.1-297.1-307.5
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.1-10.6-9.4-9.5
Percentage of Assets-0.0-3.5-4.2-4.3
Percentage of Assets efx:AccumulatedDefinedBenefitPlansAdjustmentAttributabletoParentNetofTaxEffects0.00.00.00.0

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312014-12-31
Value-2.6-2.3-2.0-266.8-270.6-274.4-278.1-288.1-291.1-294.1-297.1-295.6-299.6-303.6-307.5-258.3-260.9-263.4-265.9-239.0-241.3-245.8-263.3
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.1-0.1-0.1-9.0-9.9-11.3-10.6-11.3-11.2-11.3-9.4-9.1-9.1-9.1-9.5-8.2-8.5-8.9-9.8-8.6-9.3-10.5-11.8
Percentage of Assets-0.0-0.0-0.0-2.9-3.1-3.6-3.5-3.9-3.9-4.0-4.2-4.1-4.2-4.2-4.3-3.6-3.7-3.9-4.0-3.5-3.6-5.5-5.6
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value-1.0-1.0-1.0-1.1-1.1-1.1-1.1-1.1-1.1-1.1-1.2-1.2-1.2-1.2
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value-156.8-161.3-171.4-628.5-681.7-918.9-631.6-717.5-640.0-585.9-626.3-561.4-522.0-366.8-412.0-311.8-405.5-414.4-528.9-363.3-447.8-384.0-484.8-477.1-448.2-469.8-435.4-333.9-299.5-316.6-312.6-370.7-379.8-368.6-362.0-373.0-390.9-373.5-391.8-321.3-295.9-331.3-344.5-318.7-390.6-170.5
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-4.5-4.8-5.3-21.2-24.9-37.8-24.1-28.0-24.7-22.4-19.8-17.3-15.9-11.0-12.7-9.8-13.2-14.0-19.4-13.0-17.3-15.2-20.6-21.0-20.3-21.5-19.5-14.1-12.3-13.2-13.4-16.9-17.9-18.0-18.5-19.8-21.4-20.5-22.8-18.0-16.4-18.7-20.2-19.7-29.5-12.1
Percentage of Assets-1.7-1.7-1.8-6.8-7.7-12.1-8.0-9.7-8.6-8.0-8.8-7.9-7.3-5.1-5.7-4.4-5.7-6.1-7.9-5.3-6.7-5.7-10.8-10.5-9.8-10.2-9.3-7.1-6.3-6.7-6.9-8.4-8.7-8.4-8.0-10.3-11.1-10.6-11.2-9.1-8.5-9.6-10.0-9.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312014-12-31
Value-153.2-158.0-168.4-360.6-410.0-643.4-352.4-428.3-347.8-290.7-328.0-264.6-221.2-62.0-103.3-52.3-143.4-149.6-262.0-123.3-205.5-237.4-170.3
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-4.4-4.7-5.2-12.2-15.0-26.5-13.4-16.7-13.4-11.1-10.4-8.2-6.7-1.9-3.2-1.7-4.7-5.1-9.6-4.4-8.0-10.1-7.6
Percentage of Assets-1.6-1.6-1.8-3.9-4.6-8.4-4.5-5.8-4.7-4.0-4.6-3.7-3.1-0.9-1.4-0.7-2.0-2.2-3.9-1.8-3.1-5.3-3.6
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value1506148914701454144714311405139213811369135613471339133613321335132513221313130412881273126012521240123012011209119711901174116611561149113911311125112711181112111011041105110210751040
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest43.144.445.849.052.958.953.654.453.452.443.041.640.940.141.142.243.044.848.346.849.950.353.655.256.256.253.851.049.149.750.253.254.556.258.260.161.661.864.962.361.662.464.768.281.273.9
Percentage of Assets16.115.415.315.716.418.817.818.718.518.719.018.918.818.618.418.818.819.519.719.219.418.928.027.627.026.825.725.725.125.125.926.626.426.225.331.432.032.031.931.731.831.832.231.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236236235
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest6.87.07.48.08.79.79.09.29.19.17.57.37.27.17.37.57.78.08.78.59.29.310.110.410.710.810.610.09.79.910.110.811.211.612.112.612.913.013.713.313.113.413.814.717.916.7
Percentage of Assets2.52.42.52.62.73.13.03.23.23.23.33.33.33.33.33.33.43.53.63.53.63.55.25.25.25.15.15.05.05.05.25.45.45.45.26.66.76.76.76.76.86.86.96.70.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value3839413740434443444947575762646560645841414539393942343738404019232626242222191818191713118.8
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest1.11.21.31.31.51.81.71.71.71.91.51.81.71.92.02.12.02.22.21.51.61.81.71.71.81.91.51.61.61.71.70.91.11.31.31.31.21.21.11.01.01.11.00.90.80.6
Percentage of Assets0.40.40.40.40.50.60.60.60.60.70.70.80.80.90.90.90.90.90.90.60.60.70.90.90.90.90.70.80.80.80.90.40.50.60.60.70.60.60.60.50.50.60.50.40.00.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value4505434241854423424841964131417041354115471747404748465346004424437642554153408139883896383437583676360035543486342433623309325932023139306430392983292928792824277727632725249422812030
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest128.8129.3130.4149.1155.4172.7157.5163.0159.8157.6149.5146.2144.8139.4142.0139.8142.0144.2152.6146.4154.4153.8163.1165.8166.6164.4159.1147.1140.3140.4141.4148.6151.1153.5156.4161.4163.2160.5167.2158.3154.1156.1159.5154.4172.3144.2
Percentage of Assets48.244.943.547.848.155.152.256.155.356.166.066.466.764.763.662.262.062.762.360.060.157.985.082.880.278.376.174.171.870.872.974.273.271.667.984.384.783.382.180.479.679.779.470.20.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value-2625.9-2582.9-2547.0-2550.4-2550.7-2553.9-2557.4-2560.4-2564.3-2567.9-2571.0-2572.3-2574.2-2578.9-2577.6-2578.2-2505.6-2506.8-2505.6-2507.6-2518.1-2529.0-2529.9-2536.8-2531.1-2444.5-2351.7-2258.7-2150.1-2111.2-2101.2-2112.2-2113.8-2132.3-2139.7-2170.4-2143.8-2110.8-2133.7-2044.6-2003.4-1980.8-1991.0-1871.7-1837.9-1679.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-75.1-76.9-79.3-86.0-93.3-105.1-97.5-100.1-99.1-98.4-81.5-79.4-78.5-77.3-79.6-81.4-81.3-84.9-92.1-90.0-97.5-99.8-107.6-111.9-114.7-111.6-105.2-95.3-88.1-88.1-89.8-96.3-99.7-104.3-109.2-115.3-117.3-115.7-123.9-114.6-111.1-111.9-116.5-115.9-138.9-119.2
Percentage of Assets-28.1-26.7-26.5-27.6-28.9-33.5-32.3-34.5-34.3-35.0-35.9-36.1-36.2-35.8-35.6-36.2-35.5-36.9-37.6-36.8-37.9-37.6-56.1-55.9-55.2-53.2-50.3-48.0-45.1-44.4-46.3-48.1-48.3-48.6-47.4-60.2-60.9-60.0-60.8-58.2-57.4-57.1-58.0-52.70.00.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TrustForBenefitOfEmployees


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-5.9-41.2-41.2-41.2-41.2-41.2-51.8-57.7
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.3-0.3-0.3-0.3-0.3-0.2-0.2-0.2-0.3-0.3-0.3-0.3-0.3-0.3-0.3-0.3-0.3-2.3-2.3-2.3-2.4-2.6-3.9-4.1
Percentage of Assets-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.2-0.2-0.2-0.2-1.2-1.2-1.2-1.2-1.20.00.0
Percentage of Assets us-gaap:TrustForBenefitOfEmployees0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value15061489147014541447143114051392138113691356134713391336133213351325132213131304128812731260125212401230120112091197119011741166115611491139113111251127111811121110110411051102
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets16.115.415.315.716.418.817.818.718.518.719.018.918.818.618.418.818.819.519.719.219.418.928.027.627.026.825.725.725.125.125.926.626.426.225.331.432.032.031.931.731.831.832.231.0

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value45054342418544234248419641314170413541154717474047484653460044244376425541534081398838963834375836763600355434863424336233093259320231393064303929832929287928242777276327252494
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets48.244.943.547.848.155.152.256.155.356.166.066.466.764.763.662.262.062.762.360.060.157.985.082.880.278.376.174.171.870.872.974.273.271.667.984.384.783.382.180.479.679.779.470.2

us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:Restatement

srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment


Retained
Period End2020-12-312019-12-31
Value-284.1-277.2
Percentage of RetainedEarningsAccumulatedDeficit-6.8-6.7
Percentage of Assets-3.0-3.5
Percentage of Assets srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment0.00.0

srt:ScenarioPreviouslyReported


Retained
Period End2020-12-312019-12-31
Value44694131
Percentage of RetainedEarningsAccumulatedDeficit106.8100.0
Percentage of Assets46.552.2
Percentage of Assets srt:ScenarioPreviouslyReported0.00.0

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value-156.8-161.3-171.4-628.5-681.7-918.9-631.6-717.5-640.0-585.9-626.3-561.4-522.0-366.8-412.0-311.8-405.5-414.4-528.9-363.3-447.8-384.0-484.8-477.1-448.2-469.8-435.4-333.9-299.5-316.6-312.6-370.7-379.8-368.6-362.0-373.0-390.9-373.5-391.8-321.3-295.9-331.3-344.5-318.7-390.6
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-1.7-1.7-1.8-6.8-7.7-12.1-8.0-9.7-8.6-8.0-8.8-7.9-7.3-5.1-5.7-4.4-5.7-6.1-7.9-5.3-6.7-5.7-10.8-10.5-9.8-10.2-9.3-7.1-6.3-6.7-6.9-8.4-8.7-8.4-8.0-10.3-11.1-10.6-11.2-9.1-8.5-9.6-10.0-9.00.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:Restatement

srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment


Accumulated
Period End2020-12-312019-12-312018-12-31
Value284277291
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax-165.8-43.9-46.6
Percentage of Assets3.03.54.1
Percentage of Assets srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment0.00.00.0

srt:ScenarioPreviouslyReported


Accumulated
Period End2020-12-312019-12-312018-12-31
Value-455.5-631.6-626.3
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax265.8100.0100.0
Percentage of Assets-4.7-8.0-8.8
Percentage of Assets srt:ScenarioPreviouslyReported0.00.00.0

Treasury Stock Value

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value26252582254725502550255325572560256425672571257225742578257725782505250625052507251825292529253625312444235122582150211121012112211321322139217021432110213320442003198019911871
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets28.126.726.527.628.933.532.334.534.335.035.936.136.235.835.636.235.536.937.636.837.937.656.155.955.253.250.348.045.144.446.348.148.348.647.460.260.960.060.858.257.457.158.052.7

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3839413740434443444947575762646560645841414539393942343738404019232626242222191818191713
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.40.40.40.50.60.60.60.60.70.70.80.80.90.90.90.90.90.90.60.60.70.90.90.90.90.70.80.80.80.90.40.50.60.60.70.60.60.60.50.50.60.50.4

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value1320101213189.11011189.7127.9123.79.36.6186.98.05.9166.27.76.3189.19.48.5119.16.46.3108.05.05.79.37.15.57.14.7
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value1320101213189.11011189.7127.9123.79.36.6186.98.05.9166.27.76.3189.19.48.5119.16.46.3108.05.05.79.37.15.57.14.7
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
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
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Minority Interest Decrease From Distributions To Noncontrolling Interest Holders

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-30
Value5.10.72.01.01.30.31.80.14.60.21.60.06.32.40.21.64.71.90.00.23.91.70.40.04.41.60.21.44.41.90.75.92.81.12.90.50.02.0
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-30
Value5.10.72.01.01.30.31.80.14.60.21.60.06.32.40.21.64.71.90.00.23.91.70.40.04.41.60.21.44.41.90.75.92.81.12.90.50.02.0
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value40714329736725130230-164.92173116415223511920727922510327124518990205247186102202195152651911671406614415115248149112123231456810137
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax33.011.826.634.425.63.225.5-18.824.73.719.718.326.813.824.733.526.312.533.930.523.312.430.837.027.515.832.531.924.911.133.229.323.911.725.827.928.49.229.422.825.44.930.114.522.08.5

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-122.1-973.5-111.8-130.0-114.8-136.1-132.0-97.2-303.7-164.6-136.3-175.8-79.3-70.1-123.3-125.3-51.9-49.0-41.7-112.8-42.6-1778.8-52.6-35.5-33.6-26.1-29.8-31.9-19.7-347.9-85.7-52.8-20.125-1025.8-22.2-15.4-20.2-31.0-98.3-15.2-59.6-84.59942-56.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-9.9-80.3-10.0-12.2-11.7-14.2-14.6-11.1-34.5-19.5-16.3-21.1-9.0-8.1-14.7-15.0-6.1-5.9-5.2-14.0-5.3-244.2-7.9-5.3-5.0-4.0-4.8-5.2-3.2-59.5-14.8-9.2-3.44.4-183.8-4.1-2.9-3.9-6.1-20.0-3.1-12.6-17.521.09.1-12.6

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-591.7-88.6-54.5-51.0823921312968940-55.0-51.0-66.7-138.3-60.9-247.1107-63.3-204.9-125.8-146.01664-161.0-182.9-164.5-103.6-156.7-137.2-144.41540.8-86.5-119.0-128.4759-44.7-78.2-30.7-97.0-15.0-85.51.6-56.6-124.4-148.8-5.5
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-47.9-7.3-4.9-4.883.89.714.533.910.24.7-6.6-6.1-7.6-16.0-7.3-29.612.6-7.6-25.6-15.6-18.0228.5-24.2-27.4-24.3-15.9-25.1-22.4-23.526.50.1-15.1-20.3-22.7136.2-8.2-14.6-5.9-19.0-3.1-17.60.3-11.7-26.3-32.3-1.2

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-307.8-918.7149188977-31.4233312.6-90.4-29.8-74.078-87.1
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-24.9-75.713.317.699.5-3.325.83.60.3-10.7-3.6-8.98.9-10.1

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value119116104103979488858379807778797473717273706756494950505250505045524448404041414140404242414142
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-14.5651710-18.6831119-12.6425.3-4.2-3.339-13.6-9.21.4221.212-2.945-2.1-5.84.23016-16.77.4201.0-13.1104.17.7-0.3-1.2117.93.5-1.817-7.22.42.65.8
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value40714329736725130230-164.92173116415223511920727922510327124518990205247186102202195152651911671406614415115248149112123231456810137
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax33.011.826.634.425.63.225.5-18.824.73.719.718.326.813.824.733.526.312.533.930.523.312.430.837.027.515.832.531.924.911.133.229.323.911.725.827.928.49.229.422.825.44.930.114.522.08.5

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value21520174224951129.28166-555.9253814490172961651531231321301021111171118898929283768390101467776717466345762767156
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.416.66.721.09.811.81.09.37.6-65.73.14.616.510.520.511.519.318.415.416.516.114.016.817.716.413.515.715.115.114.413.314.615.417.88.314.314.313.714.613.67.112.112.916.115.512.8

us-gaap:NetIncomeLoss us-gaap:Restatement

srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-20.04.34.34.36.62.72.72.7
Percentage of NetIncomeLoss-26.81.94.53.871.73.34.0-0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.80.40.40.40.70.30.30.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment0.00.00.00.00.00.00.00.0

srt:ScenarioPreviouslyReported


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value94224951129.28166-555.9
Percentage of NetIncomeLoss126.8100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.421.09.811.81.09.37.6-65.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ScenarioPreviouslyReported0.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2152027722596114108268-554.42639146931741001671551241341331021131191128998949486788592103488078737669375964787358
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.516.76.921.19.812.01.29.47.8-65.53.24.716.710.820.812.019.618.715.616.816.414.117.017.916.613.715.815.415.414.813.614.915.718.28.614.714.714.114.914.17.612.513.316.615.913.2

us-gaap:ProfitLoss us-gaap:Restatement

srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment


Profit
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-20.04.34.34.36.62.72.72.7
Percentage of ProfitLoss-25.71.94.53.861.13.34.0-0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.80.40.40.40.70.30.30.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment0.00.00.00.00.00.00.00.0

srt:ScenarioPreviouslyReported


Profit
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value9722596114108268-554.4
Percentage of ProfitLoss125.7100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.721.19.812.01.29.47.8-65.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ScenarioPreviouslyReported0.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.81.33.20.80.21.91.61.41.51.51.11.21.32.92.24.22.22.11.82.12.10.31.11.81.51.30.81.71.72.42.22.01.82.11.92.22.42.21.62.62.62.01.82.32.11.9
Percentage of ProfitLoss0.40.64.10.40.21.714.81.72.2-0.34.13.00.93.11.34.21.31.41.41.61.60.31.01.51.31.50.81.81.82.82.82.32.02.03.92.73.03.02.13.87.03.42.82.92.93.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.30.10.00.20.20.20.20.20.10.10.10.30.30.50.30.30.20.30.30.00.20.30.20.20.10.30.30.40.40.30.30.40.30.40.40.40.30.50.50.40.40.50.50.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value21520187224951129.28166-555.9253814490172961651531231321301021111171118898929283768390101467776717466345762767156
Percentage of ProfitLoss99.699.4112.599.699.898.385.298.397.8100.395.997.099.196.998.895.898.798.698.698.498.499.799.098.598.798.599.298.298.297.297.297.798.098.096.197.397.097.097.996.293.096.697.297.197.196.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.416.67.821.09.811.81.09.37.6-65.73.14.616.510.520.511.519.318.415.416.516.114.016.817.716.413.515.715.115.114.413.314.615.417.88.314.314.313.714.613.67.112.112.916.115.512.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value21520187224951129.28166-555.92538144901729616515312313213010211111711188989292837683901014677767174663457
Percentage of ProfitLoss99.699.4112.599.699.898.385.298.397.8100.395.997.099.196.998.895.898.798.698.698.498.499.799.098.598.798.599.298.298.297.297.297.798.098.096.197.397.097.097.996.293.096.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.416.67.821.09.811.81.09.37.6-65.73.14.616.510.520.511.519.318.415.416.516.114.016.817.716.413.515.715.115.114.413.314.615.417.88.314.314.313.714.613.67.112.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1320101212189.11011189.7127.9123.79.36.6186.98.05.9166.27.76.3189.19.48.5119.16.46.3108.05.05.79.37.15.57.14.76.84.16.54.4
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-122.1-973.5-111.8-130.0-114.8-136.1-132.0-97.2-303.7-164.6-136.3-175.8-79.3-70.1-123.3-125.3-51.9-49.0-41.7-112.8-42.6-1778.8-52.6-35.5-33.6-26.1-29.8-31.9-19.7-347.9-85.7-52.8-20.125-1025.8-22.2-15.4-20.2-31.0-98.3-15.2-59.6-84.59942-56.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-9.9-80.3-10.0-12.2-11.7-14.2-14.6-11.1-34.5-19.5-16.3-21.1-9.0-8.1-14.7-15.0-6.1-5.9-5.2-14.0-5.3-244.2-7.9-5.3-5.0-4.0-4.8-5.2-3.2-59.5-14.8-9.2-3.44.4-183.8-4.1-2.9-3.9-6.1-20.0-3.1-12.6-17.521.09.1-12.6

Payments To Acquire Productive Assets

us-gaap:PaymentsToAcquireProductiveAssets

us-gaap:PaymentsToAcquireProductiveAssets


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value122113111116104889397931141138962566057495042484240523833212226191821251718161414201515172617151650
Percentage of PaymentsToAcquireProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-591.7-88.6-54.5-51.0823921312968940-55.0-51.0-66.7-138.3-60.9-247.1107-63.3-204.9-125.8-146.01664-161.0-182.9-164.5-103.6-156.7-137.2-144.41540.8-86.5-119.0-128.4759-44.7-78.2-30.7-97.0-15.0-85.51.6-56.6-124.4-148.8-5.5
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-47.9-7.3-4.9-4.883.89.714.533.910.24.7-6.6-6.1-7.6-16.0-7.3-29.612.6-7.6-25.6-15.6-18.0228.5-24.2-27.4-24.3-15.9-25.1-22.4-23.526.50.1-15.1-20.3-22.7136.2-8.2-14.6-5.9-19.0-3.1-17.60.3-11.7-26.3-32.3-1.2

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:ProceedsFromIssuanceOfLongTermDebt


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value0.00.09981257480.0200500.0-0.39940.01000.00.00.00.00.07748000.00.00.00.0
Percentage of ProceedsFromIssuanceOfLongTermDebt0.00.0100.0100.0100.00.0100.0100.00.0100.0100.00.0100.00.00.00.00.00.0100.0100.00.00.00.00.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt


Repayments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312013-09-302012-12-312012-09-302011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.01250.02000.025250.00.01000.00.02720.050509020010.00.00.00.00.02750.00.00.00.10.00.00.0151.71.20.9153.1
Percentage of RepaymentsOfLongTermDebt0.00.0100.00.0100.00.0100.0100.00.00.0100.00.00.0100.00.0100.0100.0100.0100.0100.00.00.00.00.0100.00.00.00.0100.00.00.00.0100.0100.0100.0100.0100.0100.0

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value474747474747474747474746474646464746393939393434343429303030262626262121212119191919205.04.95.0
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2021-06-302021-03-312018-12-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302010-12-312010-09-30
Value35340.00.00.00.00.00.00.014928911511349240.0110.00.00.03467435151
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.0100.0100.0100.0100.0100.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value22.124.4-0.925.10.2170.239-0.0240.1450.233-0.137-0.016-0.0230.1370.239-0.0630.2610.3090.206-0.0010.2910.340.3350.0030.3080.290.34900.3250.3720.349-0.0010.3530.3590.360.0110.3350.350.368-0.0270.3620.5940.379-0.0060.3440.353
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value1831000.01825000.01462000.01184000.01228000.01866000.02579000.03530000.04748000.06715000.06526000.06845000.06422000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value137.01122.46103.587.6466.8157.9542.5437.8534.6431.8230.6328.6827.84
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value323238305299320199559494-493.0527515
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value326341178158252291337250278307281
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value412722353221191919192019
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312020-09-302020-03-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value3827.07.03794314013072221211211029287
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsValuationAllowance us-gaap:ValuationAllowanceByDeferredTaxAsset

efx:OperatingLossandCapitalLossandForeignTaxCreditCarryforwardsandResearchandDevelopmentCredit


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value250259310270193
Percentage of DeferredTaxAssetsValuationAllowance65.468.471.867.463.0

efx:DividendsPaidToEmployeeBenefitsTrust

efx:DividendsPaidToEmployeeBenefitsTrust


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value200000.0200000.0300000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0300000.0200000.0200000.0200000.0200000.0200000.0200000.0100000.0200000.0200000.0100000.0200000.0100000.0200000.0100000.0100000.0200000.0100000.0100000.0100000.0200000.00400000.0300000.0300000.01000000.0-300000.0
Percentage of DividendsPaidToEmployeeBenefitsTrust100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

efx:DividendsPaidToEmployeeBenefitsTrust us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value200000.0200000.0300000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0300000.0200000.0200000.0200000.0200000.0200000.0200000.0100000.0200000.0200000.0100000.0200000.0100000.0200000.0100000.0100000.0200000.0100000.0100000.0100000.0200000.00400000.0300000.0300000.01000000.0-300000.0
Percentage of DividendsPaidToEmployeeBenefitsTrust100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

efx:GainLossOnEquityMethodInvestment

efx:GainLossOnEquityMethodInvestment


Gain
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value-5.6-11.91290.0320.00.0
Percentage of GainLossOnEquityMethodInvestment100.0100.0100.00.0100.00.00.0

efx:IncreaseDecreaseInCurrentLiabilitiesExcludingDebt

efx:IncreaseDecreaseInCurrentLiabilitiesExcludingDebt


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value57-180.610111813-126.6250-324.91.36199153-20.0-61.640115-13.5-88.09767-19.6-46.1505842-33.1652040-72.2441517-74.9602923-60.256-3.9-3.3-48.023-15.3-7.5-32.7
Percentage of IncreaseDecreaseInCurrentLiabilitiesExcludingDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

efx:IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent

efx:IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent


Increase
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value26.027.022.00.120.1317.990.050-0.020.010
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0

efx:IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, efx:EmployerServices, efx:Workforce


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value17.037.00.750.02-0.05-0.01-0.040.03
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent63.0168.2625.015.4-100.00.0200.00.0

us-gaap:OperatingSegments, efx:FinancialMarketingServices, efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value12.01.00.01-0.02-0.02-0.070.06-0.02
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent44.44.58.3-15.4-40.00.0-300.00.0

us-gaap:OperatingSegments, efx:MortgageSolutions, efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value27.051.00.440.33-0.06-0.22-0.230.01
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent100.0231.8366.7253.8-120.00.01150.00.0

us-gaap:OperatingSegments, efx:OnlineInformationSolutions, efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value19.022.00.070.160.050.1-0.010.01
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent70.4100.058.3123.1100.00.050.00.0

us-gaap:OperatingSegments, efx:VerificationServices, efx:Workforce


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value75.063.00.460.480.290.150.160.11
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent277.8286.4383.3369.2580.00.0-800.00.0

efx:IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, efx:GlobalConsumerSolutions


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value-16.0-2.0-0.050.030-0.07-0.09-0.12
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent-59.3-9.1-41.723.10.00.0450.00.0

us-gaap:OperatingSegments, efx:International


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value12.0-5.0-0.21-0.04-0.02-0.09-0.08-0.02
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent44.4-22.7-175.0-30.8-40.00.0400.00.0

us-gaap:OperatingSegments, efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value19.022.00.10.150.020.02-0.030
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent70.4100.083.3115.440.00.0150.00.0

us-gaap:OperatingSegments, efx:Workforce


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value59.057.00.530.320.190.110.080.09
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent218.5259.1441.7246.2380.00.0-400.00.0

efx:IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, country:CA, efx:International


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value20.0-1.0-0.160.010.050.050.020.06
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent74.1-4.5-133.37.7100.00.0-100.00.0

us-gaap:OperatingSegments, srt:AsiaPacific, efx:International


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value25.04.0-0.14-0.05-0.04-0.12-0.11-0.01
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent92.618.2-116.7-38.5-80.00.0550.00.0

us-gaap:OperatingSegments, srt:Europe, efx:International


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value3.0-9.0-0.27-0.03-0.05-0.09-0.03-0.01
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent11.1-40.9-225.0-23.1-100.00.0150.00.0

us-gaap:OperatingSegments, srt:LatinAmerica, efx:International


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value-4.0-18.0-0.28-0.080.01-0.12-0.16-0.11
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent-14.8-81.8-233.3-61.520.00.0800.00.0

efx:IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

efx:FinancialMarketingServices, efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-06-30
Value14.0
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent53.8

efx:MortgageSolutions, efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-06-30
Value-4.0
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent-15.4

efx:OnlineInformationSolutions, efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-06-30
Value13.0
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent50.0

efx:VerificationServices, efx:Workforce


Increase
Period End2021-06-30
Value57.0
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent219.2

efx:IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent us-gaap:StatementBusinessSegments

efx:GlobalConsumerSolutions


Increase
Period End2021-06-30
Value-2.0
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent-7.7

efx:International


Increase
Period End2021-06-30
Value39.0
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent150.0

efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-06-30
Value11.0
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent42.3

efx:Workforce


Increase
Period End2021-06-30
Value40.0
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent153.8

efx:IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

country:CA, efx:International


Increase
Period End2021-06-30
Value42.0
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent161.5

srt:AsiaPacific, efx:International


Increase
Period End2021-06-30
Value40.0
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent153.8

srt:Europe, efx:International


Increase
Period End2021-06-30
Value42.0
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent161.5

srt:LatinAmerica, efx:International


Increase
Period End2021-06-30
Value29.0
Percentage of IncreaseDecreaseInRevenueFromContractWithCustomerExcludingAssessedTaxPercent111.5

efx:IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount

efx:IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value25225521219210211170413.1-19.6-3.1-0.6
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

efx:IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, efx:EmployerServices, efx:Workforce


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value1420431.8-3.0-0.5-3.11.8
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount5.610.642.01.6-7.2-16.115.8-300.0

us-gaap:OperatingSegments, efx:FinancialMarketingServices, efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value5.70.40.5-0.8-1.1-4.02.9-1.0
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount2.20.20.5-0.7-2.7-129.0-14.8166.7

us-gaap:OperatingSegments, efx:MortgageSolutions, efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value11181510-2.3-9.9-9.50.2
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount4.49.715.29.5-5.5-319.448.5-33.3

us-gaap:OperatingSegments, efx:OnlineInformationSolutions, efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value495116351022-2.01.4
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount19.326.816.331.425.5709.710.2-233.3

us-gaap:OperatingSegments, efx:VerificationServices, efx:Workforce


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value165115797141232014
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount64.760.177.463.899.8741.9-104.6-2333.3

efx:IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, efx:GlobalConsumerSolutions


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value-15.7-1.9-4.42.90.4-6.2-9.0-12.2
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount-6.2-1.0-4.32.61.0-200.045.92033.3

us-gaap:OperatingSegments, efx:International


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value25-12.5-48.5-9.1-4.5-21.3-19.4-4.8
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount9.9-6.5-47.2-8.1-10.8-687.199.0800.0

us-gaap:OperatingSegments, efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value667032447.28.1-8.60.6
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount26.036.832.040.217.3261.343.9-100.0

us-gaap:OperatingSegments, efx:Workforce


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value1791361227338221715
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount70.370.7119.565.492.5725.8-88.8-2633.3

efx:IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, country:CA, efx:International


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value7.4-0.4-6.40.41.81.80.82.2
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount2.9-0.2-6.20.44.358.1-4.1-366.7

us-gaap:OperatingSegments, srt:AsiaPacific, efx:International


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value172.8-10.7-3.4-3.1-10.2-9.3-0.7
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount6.71.5-10.4-3.0-7.5-329.047.4116.7

us-gaap:OperatingSegments, srt:Europe, efx:International


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value2.3-6.1-18.0-2.1-3.7-6.3-2.1-0.5
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount0.9-3.2-17.5-1.9-8.9-203.210.783.3

us-gaap:OperatingSegments, srt:LatinAmerica, efx:International


Increase
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value-1.6-8.8-13.4-4.00.5-6.6-8.8-5.8
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount-0.6-4.6-13.0-3.61.2-212.944.9966.7

efx:IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

efx:EmployerServices, efx:Workforce


Increase
Period End2021-06-30
Value0.2
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount0.1

efx:FinancialMarketingServices, efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-06-30
Value7.0
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount2.8

efx:MortgageSolutions, efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-06-30
Value-1.9
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount-0.8

efx:OnlineInformationSolutions, efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-06-30
Value35
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount13.9

efx:VerificationServices, efx:Workforce


Increase
Period End2021-06-30
Value142
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount56.6

efx:IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount us-gaap:StatementBusinessSegments

efx:GlobalConsumerSolutions


Increase
Period End2021-06-30
Value-1.4
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount-0.6

efx:International


Increase
Period End2021-06-30
Value70
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount27.9

efx:UnitedStatesConsumerInformationSolutions


Increase
Period End2021-06-30
Value40
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount16.0

efx:Workforce


Increase
Period End2021-06-30
Value142
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount56.7

efx:IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

country:CA, efx:International


Increase
Period End2021-06-30
Value14
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount5.6

srt:AsiaPacific, efx:International


Increase
Period End2021-06-30
Value26
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount10.4

srt:Europe, efx:International


Increase
Period End2021-06-30
Value20
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount8.1

srt:LatinAmerica, efx:International


Increase
Period End2021-06-30
Value9.8
Percentage of IncreaseDecreaseinRevenueFromContractWithCustomerExcludingAssessedTaxAmount3.9

efx:PaymentsToAcquireInvestmentsInUnconsolidatedAffiliatesNet

efx:PaymentsToAcquireInvestmentsInUnconsolidatedAffiliatesNet


Payments
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value0.010.00.00.00.025
Percentage of PaymentsToAcquireInvestmentsInUnconsolidatedAffiliatesNet0.0100.00.00.00.0100.0

efx:RedeemableNoncontrollingInterestAdjustment us-gaap:StatementEquityComponents

efx:RedeemableNoncontrollingInterestAdjustment

us-gaap:NoncontrollingInterest


Redeemable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-3.62.7-0.3-1.52.80.4-0.21.20.60.8-0.60.6-2.54.50.8-1.02.6-3.9
Percentage of RedeemableNoncontrollingInterestAdjustment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetainedEarnings


Redeemable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value3.6-2.70.31.5-2.8-0.40.3-1.2-0.6-0.80.6-0.62.5-4.5-0.81.0-2.23.5
Percentage of RedeemableNoncontrollingInterestAdjustment-100.0-100.0-100.0-100.0-100.0-100.0-150.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-84.6-89.7

efx:RestructuringChargesNetOfTax us-gaap:IncomeStatementLocation

efx:RestructuringChargesNetOfTax

us-gaap:SellingGeneralAndAdministrativeExpenses


Restructuring
Period End2020-12-312019-03-312018-12-312016-12-312015-03-31
Value248.8353.713
Percentage of RestructuringChargesNetOfTax100.0100.0100.0100.0100.0

efx:SharesIssuedUnderStockAndBenefitPlansNetOfMinimumTaxWithholdingsValues

efx:SharesIssuedUnderStockAndBenefitPlansNetOfMinimumTaxWithholdingsValues


Shares
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-3.1-2.18.9-0.76.0116.24.03.7-2.4-0.2-0.33.3-10.2-4.84.8-3.0-10.7-2.51010-13.60.58.05.4-6.14.84.83.2146.114125.4250.09.120100.07.02.9
Percentage of SharesIssuedUnderStockAndBenefitPlansNetOfMinimumTaxWithholdingsValues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0

efx:SharesIssuedUnderStockAndBenefitPlansNetOfMinimumTaxWithholdingsValues us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Shares
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value4.0-0.35.5-1.02.87.63.20.10.1-5.5-1.5-2.2-1.4-8.9-5.40.3-4.2-9.5-4.5-0.2-0.2-14.5-6.4-0.4-0.3-14.7-5.80.2-6.9-0.3-4.90.5-5.9-2.0-5.40.3-9.0-2.5-2.6-2.7-1.7-7.3
Percentage of SharesIssuedUnderStockAndBenefitPlansNetOfMinimumTaxWithholdingsValues-129.014.361.8142.946.768.551.62.52.7229.2750.0733.3-42.487.3112.56.2140.088.8180.0-1.9-1.9106.6-1280.0-5.0-5.6241.0-120.84.2-215.6-2.1-80.33.6-46.8-37.0-21.30.0-98.9-12.3-24.30.0-24.3-251.7

us-gaap:TreasuryStock


Shares
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-7.1-1.83.40.33.23.53.03.93.63.11.31.94.7-1.30.6-1.22.010100.96.98.45.78.6104.610141113187.4307.41822132.78.710
Percentage of SharesIssuedUnderStockAndBenefitPlansNetOfMinimumTaxWithholdingsValues229.085.738.2-42.953.331.548.497.597.3-129.2-650.0-633.3142.412.7-12.511.2-80.0101.9101.9-6.61380.0105.0105.6-141.0220.895.8315.6102.1180.396.4146.8137.0121.30.0198.9112.3124.30.0124.3351.7

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value900000.0800000.02100000.01300000.0900000.0300000.02100000.01700000.0900000.0400000.0
Percentage of AllowanceForDoubtfulAccountsReceivableWriteOffs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferred1

efx:Kount


Business
Period End2021-02-10
Value640
Percentage of BusinessCombinationConsiderationTransferred1100.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

efx:Kount, us-gaap:SubsequentEvent


Business
Period End2021-02-10
Value640
Percentage of BusinessCombinationConsiderationTransferred1100.0

us-gaap:DeferredIncomeTaxesAndTaxCredits

us-gaap:DeferredIncomeTaxesAndTaxCredits


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-9.023-11.5481217-5.52.94.6-89.211-3.4-7.3-2.7-3.5-33.8-4.2-2.6-2.6-13.01.51.1-4.4-5.7-22.23.6-10.1-2.32.30.5-2.80.6-3.9-3.6-22.7-3.0-1.20.4-3.40.96.2-0.1-3.12.60.7-0.1
Percentage of DeferredIncomeTaxesAndTaxCredits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-1.2-0.2-0.2-0.2-0.4-0.3-0.3-0.3-0.2-0.4-0.4-0.4-0.1-0.4-0.4-0.4-0.2-0.2-0.2
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-15.7-4.9-4.9-4.9-4.1-3.7-3.7-3.7-4.7-5.0-5.0-5.0-4.1-3.8-3.8-3.8-3.1-3.5-3.5
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses1308.32450.02450.02450.01025.01233.31233.31233.32350.01250.01250.01250.04100.0950.0950.0950.01550.01750.01750.0

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value100000.0-100000.0-100000.0-100000.0-100000.0-300000.0-300000.0-300000.0-100000.0-300000.0-300000.0-300000.0-100000.0-300000.0-300000.0-300000.0-200000.0-300000.0-300000.0
Percentage of DefinedBenefitPlanAmortizationOfPriorServiceCostCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0.40.20.20.20.30.20.20.20.20.30.30.30.30.30.30.30.50.30.3
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value118.88.88.89.29.09.09.08.79.69.69.69.59.39.39.38.89.69.6
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets2825.04400.04400.04400.03066.74500.04500.04500.04350.03200.03200.03200.03166.73100.03100.03100.01760.03200.03200.0

us-gaap:DefinedBenefitPlanInterestCost us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanInterestCost

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0.30.10.10.10.30.20.20.20.20.20.20.20.30.20.20.20.20.20.2
Percentage of DefinedBenefitPlanInterestCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value5.85.95.95.97.07.17.17.16.36.76.76.77.27.17.17.17.38.08.0
Percentage of DefinedBenefitPlanInterestCost1933.35900.05900.05900.02333.33550.03550.03550.03150.03350.03350.03350.02400.03550.03550.03550.03650.04000.04000.0

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value1.10.10.10.10.30.10.10.10.20.10.10.10.10.10.10.1-0.3-0.1-0.1
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value9.02.42.42.42.82.62.62.63.43.13.13.12.82.82.82.82.73.03.0
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost818.22400.02400.02400.0933.32600.02600.02600.01700.03100.03100.03100.02800.02800.02800.02800.0-900.0-3000.0-3000.0

us-gaap:DefinedBenefitPlanServiceCost us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanServiceCost

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-100000.0100000.0100000.0100000.00100000.0100000.0100000.0100000.0100000.0100000.0100000.0100000.0100000.0100000.0100000.00100000.0100000.0
Percentage of DefinedBenefitPlanServiceCost100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value500000.0400000.0400000.0400000.0700000.0700000.0700000.0700000.0900000.0900000.0900000.0900000.01000000.01000000.01000000.01000000.0900000.0900000.0900000.0
Percentage of DefinedBenefitPlanServiceCost-500.0400.0400.0400.00.0700.0700.0700.0900.0900.0900.0900.01000.01000.01000.01000.00.0900.0900.0

us-gaap:DepreciationAndAmortization

us-gaap:DepreciationAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value117114101100969186848277797577787372707170706855484950494950505045514447404041414140414242413939
Percentage of DepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash

us-gaap:DividendsCommonStockCash


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value474747474747474747474747474747474747393939393434343430303030262626262121212119192019
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value474747474747474747474747474747474747393939393434343430303030262626262121212119192019
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Effect
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value182.217-18.83.6-2.8-0.43.1-3.30.2
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentAnnualAmount

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentAnnualAmount


Equity
Period End2021-06-30
Value5.6
Percentage of EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentAnnualAmount100.0

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount


Equity
Period End2021-03-312020-12-312020-09-30
Value11-13.3129
Percentage of EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount100.0100.0100.0

us-gaap:GainLossOnSaleOfBusiness

us-gaap:GainLossOnSaleOfBusiness


Gain
Period End2021-06-302021-03-31
Value0200000.0
Percentage of GainLossOnSaleOfBusiness0.0100.0

us-gaap:GoodwillAcquiredDuringPeriod

us-gaap:GoodwillAcquiredDuringPeriod


Goodwill
Period End2021-03-312020-03-312019-03-312018-03-312016-03-312015-03-312014-03-31
Value57952148.314030.0240
Percentage of GoodwillAcquiredDuringPeriod100.0100.0100.0100.0100.00.0100.0

us-gaap:GoodwillAcquiredDuringPeriod us-gaap:StatementBusinessSegments

efx:International


Goodwill
Period End2021-03-312020-03-312019-03-312018-03-312016-03-312015-03-312014-03-31
Value18520.00.014030.0230
Percentage of GoodwillAcquiredDuringPeriod3.2100.00.00.0100.00.096.0

efx:UnitedStatesConsumerInformationSolutions


Goodwill
Period End2021-03-312020-03-312019-03-312018-03-312016-03-312015-03-312014-03-31
Value4330.00.00.00.00.00.0
Percentage of GoodwillAcquiredDuringPeriod74.70.00.00.00.00.00.0

efx:Workforce


Goodwill
Period End2021-03-312020-03-312019-03-312018-03-312016-03-312015-03-312014-03-31
Value1280.0148.30.00.00.0
Percentage of GoodwillAcquiredDuringPeriod22.10.0100.0100.00.00.00.0

us-gaap:GoodwillForeignCurrencyTranslationGainLoss

us-gaap:GoodwillForeignCurrencyTranslationGainLoss


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-5.31512937165-203.554-56.3-43.426-45.8-31.3-97.830-37.0665.082-102.659-51.647
Percentage of GoodwillForeignCurrencyTranslationGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillForeignCurrencyTranslationGainLoss us-gaap:StatementBusinessSegments

efx:GlobalConsumerSolutions


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value0.62.03.91.91.4-4.73.6-1.9-2.83.2-3.1-0.2-5.64.6-0.43.72.20.9-4.1-1.0-6.0-3.2
Percentage of GoodwillForeignCurrencyTranslationGainLoss-11.313.23.05.10.82.36.63.46.512.26.80.65.715.31.15.644.01.14.0-1.711.6-6.7

efx:International


Goodwill
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
Value-5.91335164-198.851-54.4-40.623-42.7-31.1-92.225-36.6622.881-98.560-45.651
Percentage of GoodwillForeignCurrencyTranslationGainLoss111.386.894.999.297.793.496.693.587.893.299.494.384.798.994.456.098.996.0101.788.4106.7

us-gaap:GoodwillPurchaseAccountingAdjustments

us-gaap:GoodwillPurchaseAccountingAdjustments


Goodwill
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value0.00.00.00.30.31.10.20.51.5-1.02.1-2.00.00.9-2.8-4.50.00.00.03.70.0-1.80.2175-87.9
Percentage of GoodwillPurchaseAccountingAdjustments0.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.00.0100.00.0100.0100.0100.0100.0

us-gaap:GoodwillPurchaseAccountingAdjustments us-gaap:StatementBusinessSegments

efx:Workforce


Goodwill
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value0.00.00.30.00.00.00.50.50.00.00.00.00.0-0.20.00.00.00.00.00.00.00.0
Percentage of GoodwillPurchaseAccountingAdjustments0.00.0100.00.00.00.0100.033.3-0.00.0-0.00.00.07.1-0.00.00.00.00.0-0.00.0-0.0

us-gaap:GoodwillWrittenOffRelatedToSaleOfBusinessUnit

us-gaap:GoodwillWrittenOffRelatedToSaleOfBusinessUnit


Goodwill
Period End2021-06-302021-03-312013-12-312013-09-302013-06-302013-03-312011-12-312011-09-30
Value0.01.30.00.01.4280.00.0
Percentage of GoodwillWrittenOffRelatedToSaleOfBusinessUnit0.0100.00.00.0100.0100.00.00.0

us-gaap:GoodwillWrittenOffRelatedToSaleOfBusinessUnit us-gaap:StatementBusinessSegments

efx:International


Goodwill
Period End2021-06-302021-03-312013-12-312013-09-302013-06-302013-03-31
Value0.01.30.00.01.40.0
Percentage of GoodwillWrittenOffRelatedToSaleOfBusinessUnit0.0100.00.00.0100.00.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9.4-14.7-6.2-0.30.3-29.61112.2-34.6-0.24930-26.6-37.995-5.91.129-8.23.04.40.5-1.20.50.5-4.90.7-3.7-3.26.80.10.1-0.3-4.31.63.3-2.11.2-4.6-2.3-8.0-0.10.74.7-0.5-3.5
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1700000.01400000.001500000.01300000.01300000.0-100000.01300000.01200000.0900000.0-200000.01100000.01100000.01100000.0-100000.01300000.01600000.01900000.0-100000.01800000.01900000.02000000.002200000.02300000.02300000.0-100000.02400000.02300000.02400000.002300000.02600000.02600000.0200000.02500000.02500000.02400000.0100000.01500000.01800000.01900000.001500000.01600000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:MinorityInterestDecreaseFromRedemptions

us-gaap:MinorityInterestDecreaseFromRedemptions


Minority
Period End2021-06-302021-03-312020-12-312020-09-302018-12-312018-09-302018-06-302018-03-31
Value0.03.60.09.07.02.5190.4
Percentage of MinorityInterestDecreaseFromRedemptions0.0100.00.0100.0100.0100.0100.0100.0

us-gaap:MinorityInterestDecreaseFromRedemptions us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Minority
Period End2021-06-302021-03-312020-12-312020-09-302018-12-312018-09-302018-06-302018-03-31
Value0.01.80.05.1-0.82.53.40.3
Percentage of MinorityInterestDecreaseFromRedemptions0.050.00.056.7-11.4100.017.775.0

us-gaap:NoncontrollingInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302018-12-312018-09-302018-06-302018-03-31
Value0.01.80.03.98.80.07.80.1
Percentage of MinorityInterestDecreaseFromRedemptions0.050.00.043.3125.70.040.625.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax


Other
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value1019249233-291.082-80.5-57.137-68.698-10.3-31.419-36.9-103.7-36.415-6.0566.1
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value4.81019249233-291.075-80.5-57.137-63.4-43.4-159.241-51.0916.2112-138.782
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax0.0100.099.9100.0100.0100.091.7100.0100.099.792.40.00.00.00.00.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value0.30.312-3.8-3.8-3.7-10.0-3.0-3.0-3.01.5-3.9-3.9-3.9-0.8-2.6-2.6-2.526-2.3-2.3-2.2-9.8-2.6-2.6-2.5542.22.12.1-82.63.12.33.0-33.23.1-2.83.4522.2-2.2
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax us-gaap:StatementEquityComponents

us-gaap:Parent


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
Value0.30.312-3.8-3.8-3.7-10.0-3.0-3.0-3.01.5-3.9-3.9-3.9-0.8-2.6-2.6-2.526-2.3-2.3-2.2-9.8-2.6-2.6-2.5542.22.12.1-82.63.12.33.0-33.23.1-2.83.4522.2-2.2
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForRepurchaseOfRedeemableNoncontrollingInterest

us-gaap:PaymentsForRepurchaseOfRedeemableNoncontrollingInterest


Payments
Period End2021-06-302021-03-312020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value0.03.60.00.00.00.00.07.42.2200.42.60.00.00.00.00.0
Percentage of PaymentsForRepurchaseOfRedeemableNoncontrollingInterest0.0100.00.00.00.00.00.0100.0100.0100.0100.0100.00.00.00.00.00.0

us-gaap:PaymentsForRestructuring us-gaap:RestructuringPlan

us-gaap:PaymentsForRestructuring

efx:RestructuringChargesIncurredIn2020


Payments
Period End2021-06-302021-03-31
Value7.210
Percentage of PaymentsForRestructuring100.0100.0

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfDebtIssuanceCosts


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302016-12-312016-09-302015-12-312015-09-30
Value008200000.01600000.05100000.0000200000.0300000.0300000.00800000.0-100000.04900000.00
Percentage of PaymentsOfDebtIssuanceCosts0.00.0100.0100.0100.00.00.00.0100.0100.0100.00.0100.0100.0100.00.0

us-gaap:PaymentsOfDividendsMinorityInterest

us-gaap:PaymentsOfDividendsMinorityInterest


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value5.10.72.01.01.30.31.80.14.50.21.60.06.32.40.21.64.71.90.00.23.91.70.40.04.41.60.21.44.41.90.75.92.81.12.90.51.40.00.02.01.71.1
Percentage of PaymentsOfDividendsMinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value218.60.00.00.85.10.44.20.96.20.1125.51.06.7207.50.71.217
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-0.48620.0130.048380.0210242285161362672.37.3-0.8640.017270.00.00.04.47.30.00.033363270.00.0100915810.030670.68.76.0
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired100.0100.00.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.0100.0100.00.00.0100.0100.0100.00.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromDivestitureOfBusinesses

us-gaap:ProceedsFromDivestitureOfBusinesses


Proceeds
Period End2021-06-302021-03-312016-12-312015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-30
Value0.01.50.00.00.00.60.00.00.00.03.8430.00.02.50.00.00.00.0115
Percentage of ProceedsFromDivestitureOfBusinesses0.0100.00.00.00.0100.00.00.00.00.0100.0100.00.00.0100.00.00.00.00.0100.0

us-gaap:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions

us-gaap:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions


Proceeds
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value186.67.06.216
Percentage of ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions100.0100.0100.0100.0100.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2020-12-312020-09-302017-09-302016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value000-800000.0100000.0-4900000.00000-100000.0-100000.0200000.00-200000.0100000.0-700000.0-5900000.0400000.00-400000.0200000.0-100000.0-100000.0-2500000.0300000.0-300000.0-300000.0-200000.0
Percentage of ProceedsFromPaymentsForOtherFinancingActivities0.00.00.0100.0100.0100.00.00.00.00.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromShortTermDebt

us-gaap:ProceedsFromShortTermDebt


Proceeds
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-0.50.60.2339-37.564
Percentage of ProceedsFromShortTermDebt100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:ProvisionForDoubtfulAccounts


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value300000.0-300000.0-800000.0200000.04400000.02500000.0800000.0900000.01700000.02000000.0
Percentage of ProvisionForDoubtfulAccounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax us-gaap:StatementEquityComponents

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Reclassification
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-5.0-5.0-5.027-3.8-3.8-3.8-5.0-5.2-5.2-5.2-4.1-4.1-4.1-4.1-3.3-3.6
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCredit


Reclassification
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value0.10.10.1-1.10.20.20.2-0.10.20.20.20.10.10.10.10.00.1
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax-2.0-2.0-2.0-4.0-5.3-5.3-5.32.0-3.8-3.8-3.8-2.4-2.4-2.4-2.4-0.0-2.8

us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLoss


Reclassification
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-5.1-5.1-5.128-4.0-4.0-4.0-4.9-5.4-5.4-5.4-4.2-4.2-4.2-4.2-3.3-3.7
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax102.0102.0102.0104.0105.3105.3105.398.0103.8103.8103.8102.4102.4102.4102.4100.0102.8

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax


Reclassification
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value0.312-3.8-3.8-3.7-3.1-3.0-3.0-3.0-3.7-2.3-17.62.52.52.5-14.22.02.02.02.13.0
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Reclassification
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value0.30.3-3.8-3.8-3.721-3.0-3.0-3.0-3.7-4.0-4.0-3.9-4.8-2.6-2.5-2.5-2.0-2.3-2.2-2.32.52.52.52.02.02.03.0
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax0.0100.0100.0100.0100.0-680.6100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfShortTermDebt

us-gaap:RepaymentsOfShortTermDebt


Repayments
Period End2021-06-302021-03-312015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-30
Value-0.10.7422.8-0.962-193.459100106-3.51.430-49.9
Percentage of RepaymentsOfShortTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringCharges us-gaap:IncomeStatementLocation

us-gaap:RestructuringCharges

us-gaap:SellingGeneralAndAdministrativeExpenses


Restructuring
Period End2020-12-312019-03-312018-12-312016-12-312015-03-31
Value3111465.720
Percentage of RestructuringCharges100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensationGross us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensationGross

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312013-03-31
Value300000.0100000.0200000.0100000.0100000.0200000.0100000.0200000.0100000.0200000.00200000.0100000.0200000.00.2
Percentage of StockIssuedDuringPeriodSharesShareBasedCompensationGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:StockholdersEquityOther

us-gaap:StockholdersEquityOther


Stockholders
Period End2020-12-312020-09-302020-06-302018-06-302018-03-312017-12-312017-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312013-09-302013-06-302013-03-312011-12-31
Value0.0-0.1-0.30.1-0.10.2-0.2230.00.0-11.5100.13.4-0.20.2-0.50.0
Percentage of StockholdersEquityOther0.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:StockholdersEquityOther us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302020-03-312018-06-302018-03-312017-12-312017-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312013-09-302013-06-302013-03-312011-12-31
Value0.20.10.1-0.1-0.20.0230.00.0-11.5110.00.1-0.10.00.00.0
Percentage of StockholdersEquityOther0.00.0100.0100.0-100.0-0.0100.00.00.0100.0112.70.02.950.00.0-0.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302020-12-312020-09-302020-06-302017-12-312017-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312013-09-302013-06-302013-03-312011-12-31
Value-0.20.1-0.1-0.31.2-0.10.00.00.00.0-1.30.13.3-0.10.2-0.50.0
Percentage of StockholdersEquityOther0.00.0100.0100.0600.050.00.00.00.0-0.0-12.7100.097.150.0100.0100.00.0

us-gaap:TreasuryStockSharesAcquired us-gaap:StatementEquityComponents

us-gaap:TreasuryStockSharesAcquired

us-gaap:CommonStock


Treasury
Period End2021-06-302021-03-312015-09-302015-06-302015-03-31
Value200000.0200000.0200000.0900000.01000000.0
Percentage of TreasuryStockSharesAcquired100.0100.0100.0100.0100.0

us-gaap:TreasuryStockValueAcquiredCostMethod

us-gaap:TreasuryStockValueAcquiredCostMethod


Treasury
Period End2021-06-302021-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312012-09-302011-09-30
Value3534149210111349243443
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockValueAcquiredCostMethod us-gaap:StatementEquityComponents

us-gaap:TreasuryStock


Treasury
Period End2021-06-302021-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312012-09-302011-09-30
Value3534149210111349243443
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

dei:EntityCommonStockSharesOutstanding

dei:EntityCommonStockSharesOutstanding


Entity
Period End2020-07-102020-04-10
Value121121
Percentage of EntityCommonStockSharesOutstanding100.0100.0

efx:AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectTax

efx:AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value600000.0600000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0800000.0800000.0800000.0900000.0900000.0900000.0900000.01000000.01000000.01000000.01100000.01100000.01100000.01100000.01200000.01200000.01200000.01300000.01300000.01300000.01400000.01400000.01400000.01400000.01500000.0-1500000.01500000.01600000.01700000.02100000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

efx:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansTax

efx:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-31
Value0.70.6-0.5848586889091929391929495146147149150134136137138144146148150111112113115155155157159167168170172134136138124
Percentage of AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

efx:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPlanAfterTaxAdjusted

efx:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPlanAfterTaxAdjusted


Accumulated
Period End2020-12-31
Value1900000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPlanAfterTaxAdjusted100.0

efx:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTaxAdjusted

efx:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTaxAdjusted


Accumulated
Period End2020-12-312018-12-31
Value-168500000.0-328000000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTaxAdjusted100.0100.0

efx:BuildingsLandAndImprovementsGross

efx:BuildingsLandAndImprovementsGross


Buildings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value244245239235235233236234231227216213212213212214210206203202202199194193194193194192190189185184179179177176174175178176176174169164
Percentage of BuildingsLandAndImprovementsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

efx:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentAssetsReceivablesandOtherCurrentAssets us-gaap:BusinessAcquisition

efx:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentAssetsReceivablesandOtherCurrentAssets

efx:A2020Acquisitions


Business
Period End2020-12-31
Value2.5
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentAssetsReceivablesandOtherCurrentAssets100.0

efx:ContractualCommitmentsFutureMinimumPaymentsDue us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased

efx:ContractualCommitmentsFutureMinimumPaymentsDue

efx:IbmOperationsSupportServicesAgreement


Contractual
Period End2020-12-312019-12-31
Value6185
Percentage of ContractualCommitmentsFutureMinimumPaymentsDue100.0100.0

efx:ContractualCommitmentsFutureMinimumPaymentsDueWithinAnyAnnualPeriod us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased

efx:ContractualCommitmentsFutureMinimumPaymentsDueWithinAnyAnnualPeriod

efx:IbmOperationsSupportServicesAgreement


Contractual
Period End2020-12-312019-12-31
Value3742
Percentage of ContractualCommitmentsFutureMinimumPaymentsDueWithinAnyAnnualPeriod100.0100.0

efx:DeferredCompensationPlanAssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

efx:DeferredCompensationPlanAssetsFairValueDisclosure

us-gaap:FairValueInputsLevel1


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value42403435282424
Percentage of DeferredCompensationPlanAssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0

efx:DeferredCompensationPlanAssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Deferred
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value383434373636373535333230282624
Percentage of DeferredCompensationPlanAssetsFairValueDisclosure0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

efx:DeferredCompensationPlanAssetsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Deferred
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312013-12-31
Value4238343440373636343735353533323028282624242422
Percentage of DeferredCompensationPlanAssetsFairValueDisclosure100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.0100.00.0

efx:DeferredCompensationPlanLiabilitiesFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

efx:DeferredCompensationPlanLiabilitiesFairValueDisclosure

us-gaap:FairValueInputsLevel2


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-09-302013-06-30
Value424034352824242019
Percentage of DeferredCompensationPlanLiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0

efx:DeferredCompensationPlanLiabilitiesFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Deferred
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-03-312012-09-302012-06-302012-03-31
Value38343437363637353533323028262423242424232218161515
Percentage of DeferredCompensationPlanLiabilitiesFairValueDisclosure0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

efx:DeferredCompensationPlanLiabilitiesFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Deferred
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value42383434403736363437353535333230282826242423242424242322-22.0201918161615151313
Percentage of DeferredCompensationPlanLiabilitiesFairValueDisclosure100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.00.0100.0100.00.00.00.00.00.00.00.0

efx:DeferredTaxAssetOperatingLeaseAssets

efx:DeferredTaxAssetOperatingLeaseAssets


Deferred
Period End2020-12-312019-12-31
Value2326
Percentage of DeferredTaxAssetOperatingLeaseAssets100.0100.0

efx:DeferredTaxAssetsOperatingLossandCapitalLossandForeignTaxCreditCarryforwardsandResearchandDevelopmentCredit

efx:DeferredTaxAssetsOperatingLossandCapitalLossandForeignTaxCreditCarryforwardsandResearchandDevelopmentCredit


Deferred
Period End2020-12-31
Value339
Percentage of DeferredTaxAssetsOperatingLossandCapitalLossandForeignTaxCreditCarryforwardsandResearchandDevelopmentCredit100.0

efx:DeferredTaxLiabilitiesDepreciation

efx:DeferredTaxLiabilitiesDepreciation


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1933314122151314-15.3176.4
Percentage of DeferredTaxLiabilitiesDepreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

efx:DeferredTaxLiabilitiesOperatingLeaseLiabilities

efx:DeferredTaxLiabilitiesOperatingLeaseLiabilities


Deferred
Period End2020-12-312019-12-31
Value2326
Percentage of DeferredTaxLiabilitiesOperatingLeaseLiabilities100.0100.0

efx:DefinedBenefitPlanAssetsWithUnobservableInputs us-gaap:DefinedBenefitPlanByPlanAssetCategories

efx:DefinedBenefitPlanAssetsWithUnobservableInputs

us-gaap:DefinedBenefitPlanRealEstate


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1618191819
Percentage of DefinedBenefitPlanAssetsWithUnobservableInputs100.0100.0100.0100.0100.0

us-gaap:HedgeFunds


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1536343533546982899293
Percentage of DefinedBenefitPlanAssetsWithUnobservableInputs93.9192.1172.4187.2174.60.00.00.00.00.00.0

us-gaap:PrivateEquityFunds


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value9.812182433
Percentage of DefinedBenefitPlanAssetsWithUnobservableInputs60.168.393.5128.9173.6

efx:DefinedBenefitPlanPlanAssetsInExcessOfProjectedBenefitObligationAndAccumulatedBenefitObligationAccumulatedBenefitObligation us-gaap:RetirementPlanType

efx:DefinedBenefitPlanPlanAssetsInExcessOfProjectedBenefitObligationAndAccumulatedBenefitObligationAccumulatedBenefitObligation

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value588552
Percentage of DefinedBenefitPlanPlanAssetsInExcessOfProjectedBenefitObligationAndAccumulatedBenefitObligationAccumulatedBenefitObligation100.0100.0

efx:DefinedBenefitPlanPlanAssetsInExcessOfProjectedBenefitObligationAndAccumulatedBenefitObligationPlanAssets us-gaap:RetirementPlanType

efx:DefinedBenefitPlanPlanAssetsInExcessOfProjectedBenefitObligationAndAccumulatedBenefitObligationPlanAssets

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value585554
Percentage of DefinedBenefitPlanPlanAssetsInExcessOfProjectedBenefitObligationAndAccumulatedBenefitObligationPlanAssets100.0100.0

efx:DefinedBenefitPlanPlanAssetsInExcessOfProjectedBenefitObligationAndAccumulatedBenefitObligationProjectedBenefitObligation us-gaap:RetirementPlanType

efx:DefinedBenefitPlanPlanAssetsInExcessOfProjectedBenefitObligationAndAccumulatedBenefitObligationProjectedBenefitObligation

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value588552
Percentage of DefinedBenefitPlanPlanAssetsInExcessOfProjectedBenefitObligationAndAccumulatedBenefitObligationProjectedBenefitObligation100.0100.0

efx:FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour

efx:FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour


Finite
Period End2021-06-302021-03-312020-09-30
Value566561487
Percentage of FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour100.0100.0100.0

efx:InterestLimitationCarryover us-gaap:IncomeTaxAuthority

efx:InterestLimitationCarryover

us-gaap:DomesticCountry


Interest
Period End2020-12-312019-12-31
Value35523
Percentage of InterestLimitationCarryover100.0100.0

us-gaap:StateAndLocalJurisdiction


Interest
Period End2020-12-312019-12-31
Value3.3216
Percentage of InterestLimitationCarryover0.9935.9

efx:LiabilityForUnrecognizedTaxBenefits

efx:LiabilityForUnrecognizedTaxBenefits


Liability
Period End2020-12-312019-12-312018-12-31
Value272424
Percentage of LiabilityForUnrecognizedTaxBenefits100.0100.0100.0

efx:LongTermDebtCarryingAmount

efx:LongTermDebtCarryingAmount


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value390044004400440044003500340029002800270026002700270021002100200023002300240024002500190011001100110011001100110011001100110014001400150015009509700.0970
Percentage of LongTermDebtCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

efx:NonCancelableContractualObligations us-gaap:Range, us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased

efx:NonCancelableContractualObligations

srt:Minimum, efx:DataProcessingOutsourcingServicesAndOtherAgreements


Non
Period End2020-12-31
Value318
Percentage of NonCancelableContractualObligations100.0

efx:NonCancelableContractualObligationswithinanyannualperiod us-gaap:Range, us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased

efx:NonCancelableContractualObligationswithinanyannualperiod

srt:Minimum, efx:DataProcessingOutsourcingServicesAndOtherAgreements


Non
Period End2020-12-31
Value133
Percentage of NonCancelableContractualObligationswithinanyannualperiod100.0

efx:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantDateFairValue us-gaap:AwardType

efx:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantDateFairValue

efx:UnvestedStockAwards


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value323040453831171512
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0

efx:UnrecognizedTaxBenefitsAmountWithNoAssociatedLiability

efx:UnrecognizedTaxBenefitsAmountWithNoAssociatedLiability


Unrecognized
Period End2020-12-312019-12-312018-12-31
Value175.83.6
Percentage of UnrecognizedTaxBenefitsAmountWithNoAssociatedLiability100.0100.0100.0

efx:UnrecognizedTaxBenefitsGross

efx:UnrecognizedTaxBenefitsGross


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value4127243836242322242527
Percentage of UnrecognizedTaxBenefitsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedEmployeeBenefitsCurrent

us-gaap:AccruedEmployeeBenefitsCurrent


Accrued
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value14977614490836051906661
Percentage of AccruedEmployeeBenefitsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedProfessionalFeesCurrent us-gaap:BalanceSheetLocation

us-gaap:AccruedProfessionalFeesCurrent

us-gaap:OtherCurrentLiabilities


Accrued
Period End2020-12-312019-12-312018-12-31
Value37958951
Percentage of AccruedProfessionalFeesCurrent100.0100.0100.0

us-gaap:AccruedProfessionalFeesCurrent us-gaap:LitigationCase, us-gaap:BalanceSheetLocation

efx:CybersecurityIncident, us-gaap:OtherCurrentLiabilities


Accrued
Period End2020-12-312019-12-31
Value355563
Percentage of AccruedProfessionalFeesCurrent93.595.7

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value2.62.32.02662702785.2295299303257258260263265239241243245255258260263195198200202268271273276291294296300234236239241216208
Percentage of AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax us-gaap:Restatement

srt:RevisionOfPriorPeriodChangeInAccountingPrincipleAdjustment


Accumulated
Period End2020-12-312019-12-312018-12-31
Value-284.1-277.2-291.9
Percentage of AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax-14205.0-99.7-5613.5

srt:ScenarioPreviouslyReported


Accumulated
Period End2020-12-312019-12-312018-12-31
Value286278297
Percentage of AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax14300.0100.05713.5

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value-153200000.0-158000000.0-168400000.0-360600000.0-410000000.0-643400000.0-352400000.0-428300000.0-347800000.0-290700000.0-328000000.0-264600000.0-221200000.0-62000000.0-103300000.0-52300000.0-143400000.0-149600000.0-262000000.0-123300000.0-205500000.0-139000000.0-237400000.0-219900000.0-188400000.0-207400000.0-170300000.0-136300000.0-99700000.0-114600000.0-108500000.0-100700000.0-106700000.0-93200000.0-83600000.0-80000000.0-94700000.0-74400000.0-89300000.0-84300000.0-56700000.0-89900000.0-100800000.0-99900000.0-178400000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax us-gaap:Restatement

srt:ScenarioPreviouslyReported


Accumulated
Period End2020-12-312019-12-312018-12-31
Value-168500000.0-352400000.0-328000000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax100.1100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivable


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1111121516131112131210
Percentage of AllowanceForDoubtfulAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value11111215161311121312101111109.1109.58.37.89.59.19.47.58.27.77.97.28.18.78.36.86.56.76.26.36.66.06.35.96.26.67.47.515
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AociLossCashFlowHedgeCumulativeGainLossAfterTax

us-gaap:AociLossCashFlowHedgeCumulativeGainLossAfterTax


Aoci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value-1000000.0-1000000.0-1000000.0-1100000.0-1100000.0-1100000.0-1100000.0-1200000.0
Percentage of AociLossCashFlowHedgeCumulativeGainLossAfterTax100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AociLossCashFlowHedgeCumulativeGainLossAfterTax us-gaap:Restatement

srt:ScenarioPreviouslyReported


Aoci
Period End2020-12-312019-12-312018-12-31
Value-1000000.0-1100000.0-1200000.0
Percentage of AociLossCashFlowHedgeCumulativeGainLossAfterTax100.0100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets

efx:A2020Acquisitions


Business
Period End2020-12-31
Value132
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents

efx:A2020Acquisitions


Business
Period End2020-12-31
Value9.7
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther

efx:A2020Acquisitions


Business
Period End2020-12-31
Value2.7
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther

efx:A2020Acquisitions


Business
Period End2020-12-31
Value6.4
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles


Business
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-02-242015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value599250516816540.011811111111146524
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles us-gaap:BusinessAcquisition

efx:A2020Acquisitions


Business
Period End2020-12-31
Value59
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles us-gaap:FiniteLivedIntangibleAssetsByMajorClass

efx:TechnologyAndSoftware


Business
Period End2020-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value0.32.76.51060.0214.20.7
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles0.55.312.715.60.018.49.10.1

efx:TradenamesAndOther


Business
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-02-242015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value0.32.30.71.8109.80.0111111113.10.4
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles0.52.51.43.51.51.50.09.79.99.99.96.70.1

us-gaap:CustomerRelationships


Business
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-02-242015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value101716421711630.072696969274.5
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles17.818.632.483.725.225.00.061.062.162.162.159.50.9

us-gaap:Databases


Business
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-02-242014-12-312013-12-312012-12-31
Value4868300.03873730.08.4508
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles81.074.659.30.056.957.00.018.197.0

us-gaap:NoncompeteAgreements


Business
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-02-242015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value0.14.00.80.05.43.80.0121212123.110
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles0.24.31.60.00.80.60.010.811.311.311.36.72.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities

efx:A2020Acquisitions


Business
Period End2020-12-31
Value15
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterest us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterest

efx:A2020Acquisitions


Business
Period End2020-12-31
Value111
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterest100.0

us-gaap:CapitalizedComputerSoftwareGross

us-gaap:CapitalizedComputerSoftwareGross


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value155714461374125411471036979899837755684607532462427388355332307287252225212213207201257368391397388389380369
Percentage of CapitalizedComputerSoftwareGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockHeldInTrust

us-gaap:CommonStockHeldInTrust


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value5.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.95.94141414141
Percentage of CommonStockHeldInTrust100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetNet

us-gaap:ContractWithCustomerAssetNet


Contract
Period End2020-12-31
Value11
Percentage of ContractWithCustomerAssetNet100.0

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value3901440144024403440335283403322228822744265426532715
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:DebtInstrument

efx:DebtOther


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value1.31.42.23.43.73.13.14.04.84.74.93.12.7
Percentage of DebtInstrumentCarryingAmount0.00.00.00.10.10.10.10.10.20.20.20.10.1

efx:NotesFloatingRateDueAugustTwoThousandTwentyOne


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value3003003003003003003003003003003003000.0
Percentage of DebtInstrumentCarryingAmount7.76.86.86.86.88.58.89.310.410.911.311.30.0

efx:NotesThreePointNineFiveDueMayTwoThousandTwentyThree


Debt
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value4004004004004004004004000.0
Percentage of DebtInstrumentCarryingAmount9.111.311.812.413.914.615.115.10.0

efx:NotesThreePointOnePercentDueMay2030


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-04-222019-12-31
Value6006006006006006000.0
Percentage of DebtInstrumentCarryingAmount15.413.613.613.613.60.00.0

efx:NotesThreePointSixZeroDueAugustTwoThousandTwentyOne


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value3003003003003003003003003003003003000.0
Percentage of DebtInstrumentCarryingAmount7.76.86.86.86.88.58.89.310.410.911.311.30.0

efx:NotesTwoPointSixZeroDueDecember2024


Debt
Period End2020-12-312019-12-312019-11-152018-12-31
Value7507507500.0
Percentage of DebtInstrumentCarryingAmount17.022.00.00.0

efx:NotesTwoPointSixZeroPercentDueDecember2025


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-04-222019-12-31
Value4004004004004004000.0
Percentage of DebtInstrumentCarryingAmount10.39.19.19.19.10.00.0

us-gaap:DebtInstrumentCollateralAmount us-gaap:DebtInstrument

us-gaap:DebtInstrumentCollateralAmount

efx:ReceivablesSecuritizationFacility


Debt
Period End2020-09-30
Value313
Percentage of DebtInstrumentCollateralAmount100.0

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value1921232627192015161819202110111111121313138.79.1
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible us-gaap:Range

us-gaap:DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible

srt:Maximum


Decrease
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value6.87.06.81.45.95.35.05.64.45.34.15.55.1
Percentage of DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value649579483457572490559
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsCapitalLossCarryforwards

us-gaap:DeferredTaxAssetsCapitalLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value286285326279213236136132107102
Percentage of DeferredTaxAssetsCapitalLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGoodwillAndIntangibleAssets

us-gaap:DeferredTaxAssetsGoodwillAndIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value1281191191291130.0
Percentage of DeferredTaxAssetsGoodwillAndIntangibleAssets100.0100.0100.0100.0100.00.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value709720610559559514458371380400369
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1118118.7217.68.75.93.15.88.8
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsForeign

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsForeign


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1716161756509451545355
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsForeign100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value33323026131.5
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsResearch100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch us-gaap:IncomeTaxAuthority

efx:SateAndForeignTaxAuthority


Deferred
Period End2020-12-312019-12-31
Value3337
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsResearch100.0114.8

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value6240423376706761544943
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value3431354045131142108149172138
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1714282318136.48.57.78.912
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements


Deferred
Period End2020-12-312019-12-312018-12-31
Value9413612
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value540472431387507332334313-305.2322366
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesInvestments

us-gaap:DeferredTaxLiabilitiesInvestments


Deferred
Period End2020-12-312019-12-31
Value411.2
Percentage of DeferredTaxLiabilitiesInvestments100.0100.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2.33.3122013101511-18.8215.5
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPrepaidExpenses

us-gaap:DeferredTaxLiabilitiesPrepaidExpenses


Deferred
Period End2020-12-312019-12-312018-12-312015-12-312014-12-312013-12-312012-12-31
Value118.1119999101101
Percentage of DeferredTaxLiabilitiesPrepaidExpenses100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesUndistributedForeignEarnings

us-gaap:DeferredTaxLiabilitiesUndistributedForeignEarnings


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value118.38.77.630329652-52.34427
Percentage of DeferredTaxLiabilitiesUndistributedForeignEarnings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries

us-gaap:DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries


Deferred
Period End2020-12-31
Value23
Percentage of DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries100.0

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value765712659722685653727623697710646
Percentage of DefinedBenefitPlanAccumulatedBenefitObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2.470.03260.0430.0360.0398
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2.560.03380.04390.03730.0423
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate103.6103.7102.1103.6106.3

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value5.970.04940.04930.04880.048
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanBenefitObligation us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanBenefitObligation

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value201821242219
Percentage of DefinedBenefitPlanBenefitObligation100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value766720666731693662
Percentage of DefinedBenefitPlanBenefitObligation3702.93850.33041.13023.13082.73381.1

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

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value195198204204
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value7.17.09.69.5
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter3.63.54.74.6

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value42434242
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths100.0100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value2.02.01.91.9
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths4.74.64.44.5

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value1.51.41.61.8
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths3.53.23.74.2

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

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value41424342
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value1.51.51.81.9
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive3.63.64.24.4

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

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value42424343
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value1.51.51.81.9
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour3.63.54.24.4

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

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value42434343
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value1.51.41.81.9
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree3.53.24.14.4

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value42434343
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo100.0100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value602.01.92.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo142.54.64.44.6

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value1.51.51.81.8
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo3.53.54.24.1

us-gaap:DefinedBenefitPlanFundedStatusOfPlan us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanFundedStatusOfPlan

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-4900000.0-3300000.0-8000000.0-7100000.0-5900000.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-128100000.0-116800000.0-132200000.0-170500000.0-178300000.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan2614.33539.41652.52401.43022.0

us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value6.50.0650.0670.0670.07
Percentage of DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear100.0100.0100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value5.00.05
Percentage of DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear76.976.9

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

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value115108615673641
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation100.0100.0100.0100.0100.0

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

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value534945
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets100.0100.0100.0

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

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value115108615675643
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation100.0100.0100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value625850
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation54.054.28.2

us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1 us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1

country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312017-12-31
Value5.00.05
Percentage of DefinedBenefitPlanUltimateHealthCareCostTrendRate1100.0100.0

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

us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations

efx:CanadianEquitySecurities, us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value16.30.4910.513
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations100.0100.0100.0

us-gaap:DefinedBenefitPlanCash, country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value3.80.0170.0120.018
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations23.33.52.30.0

us-gaap:DefinedBenefitPlanEquitySecuritiesLargeCap, country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value6.60.0740.1320.247
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations40.515.125.70.0

us-gaap:DefinedBenefitPlanEquitySecuritiesNonUs, country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value5.80.1270.1380.156
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations35.625.926.90.0

us-gaap:DefinedBenefitPlanRealEstate, country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value2.80.0340.0410.037
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations17.26.98.00.0

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


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value76.70.6180.5320.3510.323
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations470.6125.9103.70.00.0

us-gaap:FixedIncomeSecurities, us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value75.80.5070.482
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations465.0103.394.0

us-gaap:HedgeFunds, country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2.60.0660.070.0680.072
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations16.013.413.60.00.0

us-gaap:MoneyMarketFunds, us-gaap:ForeignPlan, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value7.90.0020.005
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations48.50.41.0

us-gaap:PrivateEquityFunds, country:US, us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value1.70.0230.0380.047
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations10.44.77.40.0

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value18211125020715686156114986413196946211992945915812310168139121865910175543290726132104796133795338307158
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

efx:UnvestedStockAwards