VRSK


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

Table of contents



us-gaap:CommonStockValue

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:CostOfRevenue
us-gaap:StatementBusinessSegments

us-gaap:CostsAndExpenses

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaid

us-gaap:InterestExpense

us-gaap:InterestPaidNet

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NonoperatingIncomeExpense

us-gaap:OperatingIncomeLoss

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

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

us-gaap:Revenues

us-gaap:SellingGeneralAndAdministrativeExpense
us-gaap:StatementBusinessSegments

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:AccountsReceivableNetCurrent

us-gaap:OtherAssetsCurrent

us-gaap:NoncurrentAssets
us-gaap:StatementGeographical

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AmortizationOfIntangibleAssets

us-gaap:PropertyPlantAndEquipmentNet
us-gaap:PropertyPlantAndEquipmentByType

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

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:DebtCurrent

us-gaap:LiabilitiesCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherLiabilitiesCurrent

us-gaap:TaxesPayableCurrent

us-gaap:LongTermDebt
us-gaap:DebtInstrument
us-gaap:LongTermNotesAndLoans

us-gaap:DeferredFinanceCostsNoncurrentNet

us-gaap:LongTermDebtAndCapitalLeaseObligations

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

us-gaap:MinorityInterest

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:TreasuryStockValue

us-gaap:MinorityInterest

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
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:StatementEquityComponents

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquireInvestments

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:PaymentsOfDividends

us-gaap:Dividends

us-gaap:PaymentsForRepurchaseOfCommonStock
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:LitigationReserveCurrent
us-gaap:LitigationCase
us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType
us-gaap:AcceleratedShareRepurchasesInitialPricePaidPerShare

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:AmortizationOfDeferredLoanOriginationFeesNet

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:BusinessCombinationAcquisitionRelatedCosts
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationConsiderationTransferred1

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CapitalLeaseObligationsIncurred

us-gaap:CashAcquiredFromAcquisition
us-gaap:BusinessAcquisition

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

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:DepreciationAndAmortization

us-gaap:DividendsCommonStock
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:FinanceLeaseInterestExpense

us-gaap:FinanceLeaseInterestPaymentOnLiability

us-gaap:FinanceLeasePrincipalPayments

us-gaap:FinanceLeaseRightOfUseAssetAmortization
us-gaap:BusinessAcquisition
us-gaap:FinitelivedIntangibleAssetsAcquired1
us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:GainLossOnDispositionOfAssets1
us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:IncomeStatementLocation
us-gaap:GainLossOnSaleOfBusiness

us-gaap:GoodwillAcquiredDuringPeriod
us-gaap:StatementBusinessSegments

us-gaap:GoodwillForeignCurrencyTranslationGainLoss
us-gaap:StatementBusinessSegments

us-gaap:GoodwillPeriodIncreaseDecrease
us-gaap:StatementBusinessSegments

us-gaap:GoodwillPurchaseAccountingAdjustments
us-gaap:StatementBusinessSegments

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInDeferredRevenue

us-gaap:IncreaseDecreaseInIncomeTaxes

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:LeaseCost
us-gaap:LitigationCase
us-gaap:LossContingencyDamagesAwardedValue
us-gaap:LitigationCase, us-gaap:SubsequentEventType

us-gaap:NoncontrollingInterestIncreaseFromBusinessCombination
us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:OciBeforeReclassificationsBeforeTaxAttributableToParent
us-gaap:StatementEquityComponents
us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeasePayments

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsTax

us-gaap:OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1
us-gaap:StatementEquityComponents

us-gaap:OtherOperatingIncomeExpenseNet
us-gaap:StatementBusinessSegments

us-gaap:PaymentForContingentConsiderationLiabilityFinancingActivities

us-gaap:PaymentForContingentConsiderationLiabilityInvestingActivities

us-gaap:PaymentsForProceedsFromDepositsOnRealEstateAcquisitions

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromTenantAllowance

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired
us-gaap:BusinessAcquisition

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromSaleOfProductiveAssets

us-gaap:ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProvisionForDoubtfulAccounts
us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent
us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent
us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAociCurrentPeriodTax
us-gaap:DebtInstrument, us-gaap:SubsequentEventType
us-gaap:RepaymentsOfDebt

us-gaap:RepaymentsOfShortTermDebt

us-gaap:RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths
us-gaap:AwardType, us-gaap:EmployeeStockOwnershipPlanESOPDisclosuresByPlan
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
us-gaap:AwardType, us-gaap:EmployeeStockOwnershipPlanESOPDisclosuresByPlan, us-gaap:SubsequentEventType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
us-gaap:SubsequentEventType, us-gaap:Vesting
us-gaap:TitleOfIndividual, us-gaap:AwardType, us-gaap:SubsequentEventType
us-gaap:SubsequentEventType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1

us-gaap:StockIssuedDuringPeriodValueOther
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
us-gaap:StatementEquityComponents

us-gaap:TreasuryStockValueAcquiredCostMethod
us-gaap:ShareRepurchaseProgram
us-gaap:StatementEquityComponents
us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType
vrsk:AcceleratedShareRepurchasesInitialPriceShares
us-gaap:ShareRepurchaseProgram
vrsk:AcceleratedShareRepurchasesPurchasePrice
us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType
us-gaap:TitleOfIndividual, us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType

vrsk:ChangeInDeferredIncomeTax

vrsk:ComprehensiveIncomeLossNetOfTaxImpactOnEquity
us-gaap:StatementEquityComponents

vrsk:ContractWithCustomerLiabilityBillingsPaidInAdvance

vrsk:DebtIssuanceCostIncludedInAccountsPayableAndAccruedLiabilities

vrsk:DeferredTaxLiabilityEstablishedOnDateOfAcquisition
us-gaap:RetirementPlanType
vrsk:DefinedBenefitPlanPlanAssetsContributionByEmployerNet

vrsk:EarningsBeforeInterestIncomeTaxesDepreciationAndAmortizationFromReportableSegment
us-gaap:StatementBusinessSegments

vrsk:GainLossOnDispositionOfFixedAssetsNet

vrsk:GainLossOnDispositionOfPropertyPlantEquipmentNoncash
us-gaap:StatementBusinessSegments
vrsk:GoodwillReclassificationAdjustments

vrsk:HeldForSaleAssetsContributedToNonpublicCompany

vrsk:IncreaseDecreaseInAcquisitionRelatedLiabilities

vrsk:IncreaseDecreaseInContractLiabilities

vrsk:IncreaseDecreaseInOperatingLeaseLiabilities

vrsk:IncreaseDecreaseInOperatingLeaseRightOfUseAssets

vrsk:InvestmentLossIncomeAndOtherNet
us-gaap:StatementBusinessSegments

vrsk:OperatingLeaseObligationsIncurredNetOfTerminations
us-gaap:StatementEquityComponents
vrsk:PerformanceShareUnitsLapsed

vrsk:ProceedsFromRepaymentsOfShorttermDebtNetExcludingDebtMaturingInMoreThanThreeMonths
us-gaap:DebtInstrument, us-gaap:SubsequentEventType
vrsk:RepaymentsOfDebtPaidWithBorrowings

vrsk:RepaymentsOfLongtermDebtCurrent
us-gaap:StatementEquityComponents
vrsk:RestrictedStockLapses

vrsk:RevenueRemainingPerformanceObligationCurrentPercentage
us-gaap:AwardType
vrsk:SharebasedCompensationArrangementBySharebasedPaymentAwardTargetLevels
us-gaap:Range, us-gaap:AwardType
us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType
us-gaap:AcceleratedShareRepurchasesSettlementPaymentOrReceipt

us-gaap:AccountsReceivableGrossCurrent
us-gaap:AccountsNotesLoansAndFinancingReceivablesByBillingStatusType

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisitionPercentageOfVotingInterestsAcquired
us-gaap:StatementScenario, us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue

us-gaap:BusinessCombinationContingentConsiderationLiabilityCurrent
us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationContingentConsiderationLiabilityNoncurrent
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:DebtInstrumentCarryingAmount
us-gaap:DebtInstrument
us-gaap:DebtInstrumentUnamortizedDiscount
us-gaap:DebtInstrument
us-gaap:DebtInstrumentUnamortizedPremium

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements

us-gaap:DeferredTaxLiabilitiesOther
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheet
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanBenefitObligation
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets
us-gaap:DefinedBenefitPlanByPlanAssetCategories
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanFundedStatusOfPlan

us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage
us-gaap:DefinedBenefitPlanByPlanAssetCategories
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanType
us-gaap:Range, us-gaap:DefinedBenefitPlanByPlanAssetCategories
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1

us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations
us-gaap:DefinedBenefitPlanByPlanAssetCategories

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions
us-gaap:PartnerTypeOfPartnersCapitalAccount
us-gaap:EquityMethodInvestments
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount

us-gaap:EscrowDeposit
us-gaap:BusinessAcquisition

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:IncomeTaxesReceivable

us-gaap:InterestPayableCurrent
us-gaap:InvestmentType
us-gaap:Investments
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:InvestmentsFairValueDisclosure

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LettersOfCreditOutstandingAmount
us-gaap:ShortTermDebtType
us-gaap:LineOfCreditFacilityFairValueOfAmountOutstanding
us-gaap:CreditFacility
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:CreditFacility
us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent

us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:LongTermDebtFairValue

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLossCarryforwards
us-gaap:TaxPeriod
us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities

us-gaap:PrepaidExpenseCurrent

us-gaap:PrepaidExpenseNoncurrent
us-gaap:RetirementPlanType
us-gaap:PrescriptionDrugSubsidyReceiptsAfterYearFive
us-gaap:RetirementPlanType
us-gaap:PrescriptionDrugSubsidyReceiptsNextTwelveMonths
us-gaap:RetirementPlanType
us-gaap:PrescriptionDrugSubsidyReceiptsYearThree1
us-gaap:RetirementPlanType
us-gaap:PrescriptionDrugSubsidyReceiptsYearTwo1

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
us-gaap:DebtInstrument
us-gaap:ShortTermBorrowings

us-gaap:SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit
us-gaap:ShareRepurchaseProgram, us-gaap:StatementEquityComponents
us-gaap:StockRepurchaseProgramAuthorizedAmount1
us-gaap:ShareRepurchaseProgram, us-gaap:StatementEquityComponents, us-gaap:SubsequentEventType
us-gaap:TitleOfIndividual, us-gaap:ShareRepurchaseProgram
us-gaap:ShareRepurchaseProgram
us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance

vrsk:AcquisitionRelatedLiabilitiesCurrent
us-gaap:AwardType
vrsk:AdditionalPreTaxCertainEligibleEmployeeContributionToSavingPlan

vrsk:BusinessAcquisitionEscrowNoncurrent
us-gaap:BusinessAcquisition
vrsk:BusinessAcquisitionGoodwillNontaxDeductibleAmount
us-gaap:BusinessAcquisition
vrsk:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill
us-gaap:BusinessAcquisition
vrsk:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOffsettingLiabilityIncludedWithinCurrentLiabilities
us-gaap:BusinessAcquisition
vrsk:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssetNet
us-gaap:BusinessAcquisition
vrsk:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRestrictedCash
us-gaap:BusinessAcquisition
vrsk:BusinesscombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseLiability

vrsk:CashBalancesOnDepositFdicInsuredAmount

vrsk:CashDepositWithForeignBanks

vrsk:CurrentPortionOfEscrow

vrsk:DeferredTaxAssetsCapitalAndOtherUnrealizedLossCarryforwards

vrsk:DeferredTaxAssetsInterestExpense

vrsk:DeferredTaxLiabilitiesCommissions

vrsk:DeferredTaxLiabilitiesDepreciationAndAmortization
us-gaap:RetirementPlanType
vrsk:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationsExpectedReturnOnPlanAssets
us-gaap:RetirementPlanType
vrsk:DefinedBenefitPlanExpectedFutureBenefitPaymentsAfterYearFiveGross
us-gaap:RetirementPlanType
vrsk:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonthsGross
us-gaap:RetirementPlanType
vrsk:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFiveGross
us-gaap:RetirementPlanType
vrsk:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFourGross
us-gaap:RetirementPlanType
vrsk:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThreeGross
us-gaap:RetirementPlanType
vrsk:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwoGross

vrsk:DepositsAndOtherNoncurrentAssets
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
vrsk:EquitySecuritiesWithoutReadilyDeterminableFairValuePercentage

vrsk:EscrowLiabilitiesCurrent

vrsk:FinitelivedIntangibleAssetExpectedAmortizationAfterYearFour

vrsk:InvestmentsNoncurrent

vrsk:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour
us-gaap:LitigationCase
vrsk:LossContingencyBondSecured
us-gaap:LitigationCase, us-gaap:SubsequentEventType
us-gaap:LitigationCase
vrsk:LossContingencyDamagesPerDayLiquidatedDamages
us-gaap:LitigationCase
vrsk:LossContingencyDamagesPerDayPunitiveDamages
us-gaap:AwardType
vrsk:MaximumEmployeeContributionAsPercentageOfCompensation
us-gaap:AwardType
vrsk:MaximumPreTaxEmployeeContributionToSavingPlan

vrsk:PensionBenefitAssetsNoncurrent

vrsk:PercentageOfOwnershipOnOutstandingCommonStockRequiredToBecomeRelatedParty

vrsk:ShareBasedCompensationArrangementByShareBasedPaymentAwardPayrollDeductionsAmountMaximum
us-gaap:ShareRepurchaseProgram
vrsk:TreasuryStockCumulativeValueAcquiredCostMethod

vrsk:UnamortizedCostsCapitalized
us-gaap:PropertyPlantAndEquipmentByType

vrsk:UnrecognizedCompensationCostRelatedToNonvestedShareBasedCompensationArrangements

Plots across concepts


IncomeStatement
Other Comprehensive Income Loss Net Of Tax
Expenses
Interest Expense
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Operating Lease Right Of Use Asset
Current Assets
Other Assets Current
NonCurrent Assets
Deferred Income Tax Assets Net
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Operating Lease Liability
Current Liabilities
Taxes Payable 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
DividendsAndRepurchase
Dividends Common Stock
OperatingLeaseLiability
Operating Lease Liability Current
NonoperatingIncomeExpense
Nonoperating Income Expense
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Remainder Of Fiscal Year
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Accumulated Amortization
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:CommonStockValue 0.1NA0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1370.1370.1370.1370.1370.1370.1370.1370.1370.137NA0.137NANANANA0.1370.1370.1370.137NANANANANANANA
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 Cost Ratio us-gaap:StatementBusinessSegments vrsk:EnergyAndSpecializedMarkets162.3NA156.2163.4163.8154.4154.2157.8140.3137.3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Cost Ratio us-gaap:StatementBusinessSegments vrsk:FinancialServices35.2NA34.338.140.338.040.347.343.444.343.047.543.342.043.148.441.730.5NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Cost Ratio us-gaap:StatementBusinessSegments vrsk:Insurance550.0NA535.6511.9498.6486.4489.4469.0466.8468.5451.2436.2427.7429.4412.6405.3396.0382.4NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 SG&A Ratio us-gaap:StatementBusinessSegments vrsk:EnergyAndSpecializedMarkets162.3NA156.2163.4163.8154.4154.2157.8140.3137.3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 SG&A Ratio us-gaap:StatementBusinessSegments vrsk:FinancialServices35.2NA34.338.140.338.040.347.343.444.343.047.543.342.043.148.441.730.529.4NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 SG&A Ratio us-gaap:StatementBusinessSegments vrsk:Insurance550.0NA535.6511.9498.6486.4489.4469.0466.8468.5451.2436.2427.7429.4412.6405.3396.0382.4366.9NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 TTM Greenblatt ROC _ _267.4NA250.4250.59999999999988275.4259.7252.3200.475.7218.3202.4216.2211.1212.3194.5210.0208.4195.0187.7185.47198.422191.079192.629195.668208.88153.722178.292177.047175.49159.066148.843145.754169.59151.498147.425158.974155.251138.402138.961138.857131.409123.818119.297113.707NANANA
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:ComprehensiveIncomeNetOfTax 171.2NA178.3341.4302.1180.5-0.1323.7-53.390.5194.063.9130.6-11.4236.7235.6203.8211.5142.7-22.6765.786121.3717.91451.12236.27159.50599.14259.71798.53188.544116.224130.32798.18784.79480.74485.99283.41273.3875.48555.68770.83966.90666.842NANANANA
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest -2.4NA-0.8NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterest-2.3NA-0.8NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest 168.9NA177.5NANA180.5-0.1NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CostOfRevenue 264.9NA262.4260.5240.0235.8257.7259.8242.9242.7231.4224.0219.2222.4221.2208.7198.5193.7NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CostsAndExpenses 480.1NA475.7462.8427.3419.1437.5476.4577.0434.3422.6397.7387.6389.0386.7360.3340.7328.2314.9320.653299.659307.217300.072364.894341.521343.928281.105287.817273.175264.488260.8186.709269.007269.822255.898256.756243.612234.824207.54212.736208.689203.462193.572179.451173.636174.602169.74
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments 235.4NA216.7216.0240.0224.8216.7172.138.9187.3170.1179.6192.8185.0162.3179.2180.7169.9161.2160.173172.396160.49160.641163.129193.789201.026159.492159.693157.707141.807131.413128.497151.126131.927127.19138.43136.616121.151123.011124.49116.829109.048110.054104.585105.30298.75198.012
us-gaap:IncomeTaxExpenseBenefit 83.8NA48.739.854.245.845.039.96.036.935.733.426.831.529.3-25.460.048.952.452.71644.81953.75450.91149.37261.97537.70660.80660.38358.69253.70846.97247.3454.68547.72246.67940.13153.70547.8248.4144.17245.84243.47144.17838.69242.42240.34742.637
us-gaap:IncomeTaxesPaid 88.1NA10.823.699999999999985107.121.64.140.937.553.97.521.523.752.95.135.744.9100.94.867.78171.822146.8172.7846.62723.95384.6563.25865.03657.83880.0322.59224.64331.17470.840.189-3.50113.28136.4971.23935.1911.60277.5733.35116.86433.262.9290.616
us-gaap:InterestExpense 31.5NA35.435.335.334.233.533.131.330.531.932.632.431.932.832.130.328.528.428.38328.1531.43532.03232.38933.00337.66218.26217.58817.49817.45917.43917.6518.69219.70420.0920.61318.13317.37716.38514.75414.59314.8859.6159.2698.4848.4458.466
us-gaap:InterestPaidNet 50.2NA19.551.419.241.122.642.816.545.315.343.817.544.619.345.1NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss 154.0NA168.6176.2185.8179.0171.7132.232.9150.4134.4146.2166.0153.5133.0204.6120.7121.0108.8109.248127.577261.73692.639113.757131.814163.3298.68697.3799.01588.099115.55887.22396.44184.20580.51198.29982.91173.33174.60180.31870.98765.57765.87665.89362.8858.40455.375
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest 2.4NA-0.6NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NonoperatingIncomeExpense -32.0NA-33.7-34.6-35.4-34.9-35.6-122.0-5.5-0.5-0.4-36.6-18.3-27.3-32.2-30.8-27.7-25.1-26.5-25.297-26.026-30.589-31.988-32.539-15.09147.304-18.8-17.354-17.783-17.259-17.43-17.257-18.464-19.571-20.235-20.544-18.635-17.251-15.95-14.367-14.58-14.77-9.243-9.122-8.416-8.324-8.402
us-gaap:OperatingIncomeLoss 267.4NA250.4250.59999999999988275.4259.7252.3200.475.7218.3202.4216.2211.1212.3194.5210.0208.4195.0187.7185.47198.422191.079192.629195.668208.88153.722178.292177.047175.49159.066148.843145.754169.59151.498147.425158.974155.251138.402138.961138.857131.409123.818119.297113.707113.718107.075106.414
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax NANA8.7NANANA-172.6NANA-60.958.5NA-35.7-165.6102.7NA82.289.633.1NA-62.091-141.178-75.343NA-95.843-4.209-0.22-1.499-0.5470.2530.507-0.4340.275-0.275-0.4060.1450.004-0.2870.153-0.201-0.555NANANANANANA
us-gaap:OtherComprehensiveIncomeLossNetOfTax 17.3NA9.5165.2116.31.5-171.8191.5-86.2-59.959.6-82.3-35.4-164.9103.731.083.190.533.9-131.918-61.791-140.366-74.725-62.635-95.544-3.8150.456-37.653-0.4840.4450.66643.1041.7460.5890.233-12.3070.5010.0490.884-24.631-0.148NANANANANANA
us-gaap:ProfitLoss 151.6NA168.0NANA179.0171.7NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ███▇▇▇▇▇▇▇▆▆▆▆▆▅▅▅▄▄▄▄▄▅▅▄▄▄▄▃▃▂▃▃▃▃▃▂▂▂▂▂▂▁▁▁▁747.5747.5726.1713.4000000000002702.7678.8689.8676.8652.7652.6625.0613.9598.7601.3581.2570.3549.1523.2502.6506.123498.081498.296492.701560.562550.401497.65459.397464.864448.665423.554409.643332.463438.597421.32403.323415.73398.863373.226346.501351.593340.098327.28312.869293.158287.354281.677276.154
us-gaap:Revenues ███▇▇▇▇▇▇▇▆▆▆▆▆▅▅▅▄▄▄▄▄▅▅▄▄▄▄▃▃▂▃▃▃▃▃▂▂▂▂▂▂▁▁▁▁747.5747.5726.1713.4000000000002702.7678.8689.8676.8652.7652.6625.0613.9598.7601.3581.2570.3549.1523.2502.6506.123498.081498.296492.701560.562550.401497.65459.397464.864448.665423.554409.643332.463438.597421.32403.323415.73398.863373.226346.501351.593340.098327.28312.869293.158287.354281.677276.154
us-gaap:SellingGeneralAndAdministrativeExpense 111.4NA119.8109.196.496.4112.1124.8255.0112.3111.497.795.793.091.887.280.978.875.977.19277.81475.55771.03783.78279.3191.29258.30656.93456.16457.07457.13449.47259.3361.15259.02856.258.70762.47353.97952.82951.47555.90949.25645.2440.98242.63837.514
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:Assets 7713.6NA7810.57561.87219.67007.96928.17055.26289.16234.06341.15900.35851.16039.66246.96020.35628.24898.74748.74631.24685.0514725.0635459.1475615.9275619.0975775.6632404.4992345.332677.72675.2772640.0042504.4512429.8722439.3512516.3472360.3362303.4331853.3431892.0431541.1061379.9331408.0891286.4311217.09NANANA
us-gaap:Liabilities 4943.4NA5039.04863.64798.34831.84847.64794.44225.44023.34170.63829.73709.93966.04062.64094.93955.63432.83363.13298.83209.6213275.1994168.6824243.9164305.4614531.3412072.7772134.2871951.7161998.9922040.4781956.8621946.872073.8462163.8232104.7452161.3851806.6611902.3011639.5961538.8061552.5291395.5221331.532NANANA
us-gaap:LiabilitiesAndStockholdersEquity 7713.6NA7810.57561.87219.67007.96928.17055.26289.16234.06341.15900.35851.16039.66246.96020.35628.24898.74748.74631.24685.0514725.0635459.1475615.9275619.0975775.6632404.4992345.332677.72675.2772640.0042504.4512429.8722439.3512516.3472360.3362303.4331853.3431892.0431541.1061379.9331408.0891286.4311217.09NANANA
us-gaap:StockholdersEquity 2753.5NA2756.32698.22421.32176.12080.52260.82063.72210.72170.52070.62141.22073.62184.31925.41672.61465.91385.61332.41475.431449.8641290.4651372.0111313.6361244.322331.722211.043725.984676.285599.526547.589483.002365.505352.524255.591142.04846.682-10.258-98.49-158.873-144.44-109.091-114.442NANANA
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AssetsCurrent 918.7NA1041.6794.2799.7878.7814.0744.9831.0710.3734.9644.5593.7625.1708.6597.6544.7522.8513.8500.9464.301496.917586.783604.569617.762609.987453.993384.483705.652704.563679.204474.845461.33493.609552.543390.559361.337397.495419.84453.654271.764295.477311.698240.435NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue 276.3NA390.9218.8221.8309.4204.4184.6311.8153.3179.5139.5147.6132.0149.8142.3142.0140.7155.0135.1164.787196.402131.818138.348168.825145.491152.84739.359432.49419.448427.376165.801180.203172.587267.35889.81997.7797.198114.93191.60352.84651.97101.23854.974107.255106.827130.992
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents 276.3NA390.9218.8221.8309.4204.4184.6311.8153.3179.5139.5147.6132.0149.8142.3NANANA135.1NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccountsReceivableNetCurrent 467.4NA519.5432.4433.4454.5523.3441.6405.5442.6438.6356.4324.2347.8424.1345.5285.8266.4298.7263.9229.939241.326297.312320.099266.0267.379226.637220.668188.711177.973173.451158.547167.767186.549190.917178.43175.52173.607194.54153.339152.803145.632163.888126.564NANANA
us-gaap:OtherAssetsCurrent 45.4NA48.336.436.233.219.717.818.526.651.050.746.658.070.239.136.520.828.220.326.26619.19952.30752.95283.285.96223.3518.87514.38332.54635.47834.68128.70934.69531.62939.10933.61346.4639.53641.24828.26829.1557.7057.066NANANA
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NoncurrentAssets 6794.9NA6768.96767.66419.96129.26114.16310.35458.15523.75606.25255.85257.45414.55538.35422.75083.54375.94234.94130.34220.754212.7734872.3645011.3585001.3355165.676NA1960.847NANANANANANANANANANANANANANANANANANANA
us-gaap:PropertyPlantAndEquipmentGross NANANA1469.3NANANA1280.0NANANA1266.5NANANA1063.0NANANA865.6NANANA896.464NANANA679.835NANANA542.572NANANA430.065NANANA361.27NANANA318.501NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LeaseholdImprovementsNANANA118.3NANANA103.9NANANA111.9NANANA83.1NANANA66.5NANANA71.061NANANA65.212NANANA38.796NANANA34.844NANANA31.779NANANA31.42NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:SoftwareDevelopmentNANANA924.6NANANA773.7NANANA654.6NANANA525.3NANANA404.7NANANA410.872NANANA266.559NANANA201.192NANANA161.338NANANA126.265NANANA100.376NANANA
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us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANANA837.0NANANA731.9NANANA710.6NANANA584.7NANANA485.3NANANA478.296NANANA377.562NANANA309.199NANANA275.981NANANA241.859NANANA225.092NANANA
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 us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment us-gaap:PropertyPlantAndEquipmentByType vrsk:FurnitureAndOfficeEquipmentNANANA215.8NANANA210.1NANANA198.8NANANA183.5NANANA162.5NANANA167.148NANANA131.055NANANA105.262NANANA89.153NANANA79.707NANANA84.465NANANA
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 us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment us-gaap:PropertyPlantAndEquipmentByType vrsk:PurchasedSoftwareNANANA68.6NANANA77.7NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AmortizationOfIntangibleAssets 50.5NA45.042.341.541.041.037.933.333.633.232.333.232.033.228.227.523.922.322.14522.67923.80623.87133.36818.54328.81214.14114.2514.18714.22114.21213.94515.39317.19617.20717.35915.44212.1878.5878.6638.7978.8778.4556.9166.1587.027.304
us-gaap:PropertyPlantAndEquipmentNet 657.6NA646.6632.3606.4560.1549.3548.1586.5566.5557.7555.9518.5501.9489.0478.3437.8403.5377.8380.3355.867334.631341.989418.168391.625386.093303.829302.273281.347272.875251.731233.373219.116185.928167.129154.084144.799133.731124.781119.411110.328107.645100.77493.409NANANA
us-gaap:Goodwill 4168.9NA4135.64108.13924.93744.13742.63864.33367.03400.73431.73361.540.841.13454.23368.73188.82733.82653.32578.12632.1782629.9412703.9143134.8263119.4853057.6421207.1441207.1461184.3741184.3741184.3741181.6811250.8881249.2711248.2611247.4591220.384934.762933.298709.944712.561712.561632.668632.668NANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill 1319.0NA1355.71384.81316.31264.31306.61398.91141.21193.91249.01227.81254.41289.51356.61345.31256.21052.01027.21010.81069.0891104.2621191.471376.7451415.5661655.565392.335406.476406.56420.747434.968447.618471.139486.532503.728520.935530.023363.555375.742226.424232.533241.33191.774200.229NANANA
us-gaap:FiniteLivedIntangibleAssetsNet 1319.0NA1355.71384.81316.31264.3NA1398.9NANANA1227.8NANANA1345.3NANANA1010.8NANANA1376.745NANANA406.476NANANA447.618NANANA520.935530.023363.555375.742226.424232.533241.33191.774200.229NANANA
us-gaap:OperatingLeaseRightOfUseAsset 257.4NA264.0267.6237.8242.3208.6218.6222.1230.6239.60.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent 382.9NA358.0365.7325.0309.3297.9159.8130.6120.9116.899.5130.1234.7221.9214.5183.8170.2160.8125.9121.092119.77824.55848.69743.41439.3524.47526.36327.25524.05924.92620.03427.39924.01144.68647.29946.8923.838.38221.19327.69928.32626.19626.697NANANA
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent 386.9NA380.2406.7369.3322.4315.6375.0362.8236.7236.3263.5243.7216.4223.8225.4210.2161.4162.1183.1192.301163.413179.671245.664266.467246.361142.471180.726164.288157.35156.893188.264171.285157.961150.261187.648176.464153.684144.974162.992146.358121.28588.458111.995NANANA
us-gaap:ContractWithCustomerLiabilityCurrent 655.3NA723.9466.7NANA668.4440.1460.4559.9602.1383.1NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DebtCurrent 403.2NA464.8514.3460.4453.0NA499.424.981.7180.5672.8542.3736.9740.9724.4602.9126.86.6106.86.8992.256709.143874.811905.4731025.797205.878336.058140.455139.7814.3174.44839.459137.87183.979195.263265.794201.783130.4785.554165.67170.663129.997437.717NANANA
us-gaap:LiabilitiesCurrent 1493.9NA1622.91430.81422.91490.31597.91491.8973.6920.81058.41324.61219.21466.31558.11337.61203.1737.2672.4621.6556.49615.1661416.8791479.2571540.7581710.053709.77771.27561.34608.743515.64431.179456.638585.136650.422585.35668.257612.259567.556349.65506.001511.6492.47720.882NANANA
us-gaap:OperatingLeaseLiabilityCurrent 38.8NA37.538.739.237.938.740.639.438.337.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesCurrent NANANA99.3NANANA80.0NANANA77.2NANANA68.9NANANA90.4NANANA105.773NANANA87.432NANANA80.974NANANA79.715NANANA65.739NANANA51.847NANANA
us-gaap:TaxesPayableCurrent 9.7NA16.53.89.647.421.76.84.84.22.55.20.00.06.83.1NANANA0.0NA16.4957.9180.0NANANANANANA8.1660.0NANANANANANANANANANANANANANANA
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:LongTermDebt NANANA3224.7NANANANANANANANANANA2281.42280.62279.82278.92278.22277.32276.5782275.7672274.9552274.1442290.5522290.2411266.0291441.0841265.6681265.4891265.3091280.7581299.9491399.7691450.4461461.425NANANANANANANANANANANA
 us-gaap:LongTermNotesAndLoans us-gaap:DebtInstrument vrsk:The3625SeniorNote489.5NA489.4489.3489.1489.1NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LongTermNotesAndLoans us-gaap:DebtInstrument vrsk:The4000SeniorNote895.2NA894.9894.6894.3894.0NA893.3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
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 us-gaap:LongTermNotesAndLoans us-gaap:DebtInstrument vrsk:The4125SeniorNoteFurtherIssuance349.3NA349.1348.9NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
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us-gaap:DeferredFinanceCostsNoncurrentNet 1.4NA1.51.61.71.81.92.12.12.52.62.93.23.43.63.84.24.24.04.24.4674.7085.245.557NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LongTermDebtAndCapitalLeaseObligations 2700.3NA2699.62699.62698.92690.72652.42651.62668.42447.22443.32050.52044.92044.22041.12284.42278.82276.62281.02280.22279.4432273.0322271.8792293.1792292.8922293.8641100.3581100.8741136.2051135.6451270.9921271.4391271.171266.911266.4671266.1621301.6831054.3951099.2851100.332853.58854.499700.52401.826NANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet 436.2NA399.6396.9369.2348.2349.6356.0322.2351.0354.2350.6NANANA337.8NANANA322.2NANANA329.2NANANANANANANANANANANANANANANANANANANANANANANA
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us-gaap:MinorityInterest 16.7NA15.2NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
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us-gaap:OperatingLeaseLiabilityNoncurrent 261.8NA269.6271.6240.2245.6198.6208.1212.3220.6230.50.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo 45.3NA44.445.043.4NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree 37.0NA36.642.938.3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour 33.4NA33.335.229.1NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANANA31.9NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANANA171.4NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:StockholdersEquity 2753.5NA2756.32698.22421.32176.12080.52260.82063.72210.72170.52070.62141.22073.62184.31925.41672.61465.91385.61332.41475.431449.8641290.4651372.0111313.6361244.322331.722211.043725.984676.285599.526547.589483.002365.505352.524255.591142.04846.682-10.258-98.49-158.873-144.44-109.091-114.442NANANA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest 2770.2NA2771.52698.2NA2176.12080.52260.8NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CommonStockValue 0.1NA0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1370.1370.1370.1370.1370.1370.1370.1370.1370.137NA0.137NANANANA0.1370.1370.1370.137NANANANANANANA
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us-gaap:RetainedEarningsAccumulatedDeficit 4991.0NA4884.14762.24630.44488.84353.44228.44136.64145.34036.03942.63796.43630.43476.93308.03103.42982.72861.72752.92643.6782516.1012254.3652161.7262047.9691916.1551752.8351654.1491556.7791457.7641369.6651254.1071166.8841070.443986.238905.727807.428724.517651.186576.585496.267425.28359.703293.827NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax -348.9NA-366.2-375.7-540.9-657.2-658.7-486.9-678.4-592.2-532.3-591.9-509.6-474.2-309.3-412.3-443.3-526.4-616.9-650.8-518.934-457.143-316.777-242.052-179.417-83.873-80.058-80.514-42.861-42.377-42.822-43.488-86.592-88.338-88.927-89.16-76.853-77.354-77.403-78.287-53.656-53.508-54.837-55.803NANANA
us-gaap:TreasuryStockValue 4423.6NA4277.04179.34132.94088.44018.93849.93751.93679.43635.23563.23411.03317.73185.33150.53153.43144.32993.42891.42750.442680.7282686.0072571.192554.8322559.2632531.5472533.7642044.4151979.8711951.3061864.9671753.2311733.2831622.241605.3761579.8591563.0791501.4141471.0421438.3151323.3681179.7041106.321NANANA
us-gaap:MinorityInterest 16.7NA15.2NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue 10.8NA25.48.510.09.519.66.38.818.49.28.410.311.08.87.68.88.96.56.1887.28910.8765.5475.0716.05914.7624.2243.9295.066.0394.9834.3425.796.3844.5715.3935.659.2074.4465.3684.9578.5133.818NANANANA
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities 233.2NA448.7249.0207.1249.5362.6176.4213.6200.3366.1173.4226.6207.3327.0151.4162.3111.9317.982.42985.18674.606303.879103.643164.54384.511270.99110.81791.854.007232.828120.468139.76155.434191.257147.232133.562-2.178189.61351.967136.66741.506145.58194.22568.77335.845137.189
us-gaap:NetCashProvidedByUsedInInvestingActivities -99.8NA-73.7-231.1-219.0-58.2-87.5-653.4-106.4-47.8-120.3-161.666.2-101.5-68.5-281.6-629.2-87.3-107.4-86.126-71.255681.871-31.29-111.115-29.944-2840.033-25.225-75.005-31.009-39.381109.865-38.269-44.359-35.39-27.608-44.879-451.667-19.925-367.112-17.723-13.82-159.132-13.454-214.201-6.564-7.995-14.929
us-gaap:NetCashProvidedByUsedInFinancingActivities -248.7NA-199.2-26.3-76.5-87.0-255.4345.751.4-179.8-206.4-21.3-271.4-122.9-254.2128.2467.1-40.5-192.3-25.682-37.185-692.128-277.805-22.222-100.1292735.421-132.057-427.444-47.202-22.807-81.625-96.167-88.061-114.5414.296-110.449318.6734.658100.673104.714-121.41668.123-86.20167.793-61.963-51.819-62.798
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect -114.6NA172.1-2.7-87.6105.019.5-127.2158.5-26.240.0-8.115.6-17.87.5NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:DepreciationDepletionAndAmortization 53.3NA48.550.949.445.946.147.745.845.746.643.739.641.640.536.233.831.833.828.36829.50129.45738.87434.04933.50128.62824.44223.05121.95120.72320.77620.5517.70416.81115.214NANANANANANANANANANANANA
us-gaap:IncreaseDecreaseInAccountsReceivable -48.5NA89.5-5.4-26.8-66.196.515.8-35.28.181.633.1-18.5-71.974.749.52.3-37.331.038.308-11.429-55.19534.01654.26-1.67-44.0756.09430.98511.3445.1087.0787.369-18.227-4.03312.7853.399-10.626-20.82734.4791.4817.466-20.49637.475-16.09511.96-14.00542.699
us-gaap:NetCashProvidedByUsedInOperatingActivities 233.2NA448.7249.0207.1249.5362.6176.4213.6200.3366.1173.4226.6207.3327.0151.4162.3111.9317.982.42985.18674.606303.879103.643164.54384.511270.99110.81791.854.007232.828120.468139.76155.434191.257147.232133.562-2.178189.61351.967136.66741.506145.58194.22568.77335.845137.189
us-gaap:NetIncomeLoss 154.0NA168.6176.2185.8179.0171.7132.232.9150.4134.4146.2166.0153.5133.0204.6120.7121.0108.8109.248127.577261.73692.639113.757131.814163.3298.68697.3799.01588.099115.55887.22396.44184.20580.51198.29982.91173.33174.60180.31870.98765.57765.87665.89362.8858.40455.375
us-gaap:ProfitLoss 151.6NA168.0NANA179.0171.7NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ShareBasedCompensation 10.8NA25.48.510.09.519.66.38.818.49.28.410.311.08.87.68.88.96.56.1787.35410.9215.5475.0716.42414.8234.2243.935.2666.0744.9834.3425.796.3844.5715.3935.659.2074.4465.3684.9578.5133.8185.3085.7066.3983.886
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities -99.8NA-73.7-231.1-219.0-58.2-87.5-653.4-106.4-47.8-120.3-161.666.2-101.5-68.5-281.6-629.2-87.3-107.4-86.126-71.255681.871-31.29-111.115-29.944-2840.033-25.225-75.005-31.009-39.381109.865-38.269-44.359-35.39-27.608-44.879-451.667-19.925-367.112-17.723-13.82-159.132-13.454-214.201-6.564-7.995-14.929
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment 62.5NA59.272.464.856.752.964.060.746.945.276.555.256.143.269.741.341.431.157.9336.33931.46830.76360.37345.67335.33224.7643.82627.22839.6236.14438.06144.4135.4428.06518.64919.19219.0917.44217.90413.75414.52313.64816.4356.6368.0727.498
us-gaap:PaymentsToAcquireInvestments 15.1NANA31.00.0-0.063.8NANA-0.0NANANANANANANANANA0.00.00.00.00.00.00.00.1010.0NANA5.0NANANANANANANANANANANANANANANANA
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities -248.7NA-199.2-26.3-76.5-87.0-255.4345.751.4-179.8-206.4-21.3-271.4-122.9-254.2128.2467.1-40.5-192.3-25.682-37.185-692.128-277.805-22.222-100.1292735.421-132.057-427.444-47.202-22.807-81.625-96.167-88.061-114.5414.296-110.449318.6734.658100.673104.714-121.41668.123-86.20167.793-61.963-51.819-62.798
us-gaap:ProceedsFromIssuanceOfLongTermDebt NANANA0.00.0494.80.00.0221.80.0397.90.00.00.00.0NANANANA0.00.0NANA0.00.0NANA0.00.0NANA0.0NANANA0.0NANANA247.6030.0NANANA0.0NANA
us-gaap:PaymentsOfDividends 47.1NA47.143.99999999999998643.944.043.940.840.841.040.90.00.00.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:Dividends 0.4NA0.40.20.10.01.0-0.40.80.10.10.00.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock 150.0NA100.050.050.075.0173.8100.075.050.075.0156.4102.8143.236.20.110.1166.899.3144.26766.170.0116.36320.4560.00.00.0595.39160.97333.95988.161116.44125.375113.46522.13NA21.76869.51336.792NANANA73.578NANANANA
  2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument vrsk:The3625SeniorNote3.625e-06NA3.625e-063.625e-063.625e-063.625e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument vrsk:The4000SeniorNote4e-06NA4e-064e-064e-064e-08NA4e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument vrsk:The4125SeniorNote4.125e-06NA4.125e-064.125e-064.125e-064.125e-08NA4.125e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument vrsk:The4125SeniorNoteMaturingSeptember122022NANANA4.125e-064.125e-064.125e-08NA4.125e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument vrsk:The5500SeniorNote5.5e-06NA5.5e-065.5e-065.5e-065.5e-08NA5.5e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument vrsk:The5800SeniorNoteNANA5.7999999999999995e-065.7999999999999995e-065.7999999999999995e-065.8e-08NA5.8e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:SubsequentEventType vrsk:The5800SeniorNote,us-gaap:SubsequentEventNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312012-09-302012-06-302012-03-312011-12-31
Value0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1370.1370.1370.1370.1370.1370.1370.1370.1370.1370.1370.1370.1370.1370.137
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value171178341302180-0.1323-53.39019463130-11.4236235203211142-22.6765121175136159995998881161309884808583737555706666
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.924.60.043.026.6-0.00.0-8.213.931.00.021.8-1.940.70.037.140.428.40.013.224.43.60.06.632.121.60.022.020.928.40.022.420.120.00.020.919.721.80.020.820.421.4

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-31
Value-2400000.0-800000.0
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.3-0.1

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-31
Value-2300000.0-800000.0
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest95.8100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.3-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-06-302020-03-31
Value168177180-0.1
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.624.426.6-0.0

Cost Of Revenue

us-gaap:CostOfRevenue

us-gaap:CostOfRevenue


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value264262260240235257259242242231224219222221208198193
Percentage of CostOfRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.436.10.034.234.737.40.037.237.237.00.036.637.038.10.036.237.0

us-gaap:CostOfRevenue us-gaap:StatementBusinessSegments

vrsk:EnergyAndSpecializedMarkets


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value676571646666695757
Percentage of CostOfRevenue25.424.827.626.928.025.826.923.823.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.09.00.09.29.79.70.08.98.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax vrsk:EnergyAndSpecializedMarkets41.441.60.039.442.743.20.041.341.8

vrsk:FinancialServices


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value2424222422232424242424232426232019
Percentage of CostOfRevenue9.49.28.410.29.59.39.210.010.210.511.010.911.012.111.210.29.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.33.30.03.53.33.50.03.73.83.90.04.04.14.60.03.73.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax vrsk:FinancialServices70.770.60.060.859.259.30.056.055.856.50.055.258.362.20.048.462.3

vrsk:Insurance


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value172173166151147163163158158150145142141138135129125
Percentage of CostOfRevenue65.266.064.062.962.563.463.165.365.365.165.164.863.762.764.765.165.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.123.90.021.521.723.70.024.324.324.10.023.723.523.90.023.524.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax vrsk:Insurance31.432.30.030.330.333.40.034.033.833.40.033.233.033.60.032.732.9

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
Value480475462427419437476577434422397387389386360340328314320299307300364341343281287273264260186269269255256243234207212208203193179173174169
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 RevenueFromContractWithCustomerExcludingAssessedTax64.265.50.060.861.763.40.088.466.567.60.064.764.766.50.062.062.762.70.060.261.760.90.062.069.161.20.060.962.463.70.061.364.063.40.061.162.959.90.061.462.261.90.060.462.061.5

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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value235216216240224216172381871701791921851621791801691611601721601601631932011591591571411311281511311271381361211231241161091101041059898
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.529.80.034.233.131.40.06.028.727.20.032.230.827.90.032.932.532.10.034.632.232.60.035.240.434.70.035.233.532.10.034.531.331.50.034.332.535.50.034.433.335.20.036.635.135.5

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value834839544545396.0363533263129-25.460485252445350496137606058534647544746405347484445434438424042
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.26.70.07.76.76.50.00.95.75.70.04.55.25.00.010.99.310.40.09.010.810.30.011.37.613.20.013.112.711.50.012.511.311.60.013.512.814.00.013.513.314.10.014.814.315.4

Income Taxes Paid

us-gaap:IncomeTaxesPaid

us-gaap:IncomeTaxesPaid


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value881023107214.14037537.52123525.135441004.867711462.784623843.2586557802.5922431700.189-3.50113361.239351.602773.3511633620.616
Percentage of IncomeTaxesPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.81.50.015.23.20.60.05.78.31.20.04.08.80.90.08.219.31.00.014.429.50.60.04.417.00.70.012.918.90.60.07.116.80.00.03.39.80.40.00.523.71.10.011.622.30.2

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-05-142015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value3135353534333331303132323132323028282828313232334.78637181717171717181920201817161414149.6159.2698.4848.4458.466
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.24.90.05.05.04.90.04.84.75.10.05.45.35.60.05.55.45.70.05.76.36.50.06.00.07.64.00.03.94.14.30.04.34.75.00.04.54.74.70.04.34.53.10.03.03.03.1

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value501951194122421645154317441945
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.72.70.02.76.13.30.02.56.92.40.02.97.43.30.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value15416817618517917113232150134146166153133204120121108109127261921131311639897998811587968480988273748070656565625855
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 RevenueFromContractWithCustomerExcludingAssessedTax20.623.20.026.426.424.90.05.023.021.50.027.725.522.90.022.023.121.60.025.652.518.80.023.932.821.50.022.120.828.20.022.020.020.00.020.819.621.50.020.920.021.10.021.920.720.1

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value176185179171132321501341461661531332041201211081091272619211313116398979988115879684809882737480706565
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.026.426.424.90.05.023.021.50.027.725.522.90.022.023.121.60.025.652.518.80.023.932.821.50.022.120.828.20.022.020.020.00.020.819.621.50.020.920.021.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-31
Value2400000.0-600000.0
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.3-0.1

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


Nonoperating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-32.0-33.7-34.6-35.4-34.9-35.6-122.0-5.5-0.5-0.4-36.6-18.3-27.3-32.2-30.8-27.7-25.1-26.5-25.297-26.026-30.589-31.988-32.539-15.09147-18.8-17.354-17.783-17.259-17.43-17.257-18.464-19.571-20.235-20.544-18.635-17.251-15.95-14.367-14.58-14.77-9.243-9.122-8.416-8.324-8.402
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.3-4.60.0-5.0-5.1-5.20.0-0.8-0.1-0.10.0-3.1-4.5-5.50.0-5.0-4.8-5.30.0-5.2-6.1-6.50.0-2.79.5-4.10.0-4.0-4.1-4.30.0-4.2-4.6-5.00.0-4.7-4.6-4.60.0-4.3-4.5-3.00.0-2.9-3.0-3.0

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value26725025027525925220075218202216211212194210208195187185198191192195208153178177175159148145169151147158155138138138131123119113113107106
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 RevenueFromContractWithCustomerExcludingAssessedTax35.834.50.039.238.336.60.011.633.532.40.035.335.333.50.038.037.337.30.039.838.339.10.038.030.938.80.039.137.636.30.038.736.036.60.038.937.140.10.038.637.838.10.039.638.038.5

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax


Other
Period End2021-03-312020-03-312019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value8.7-172.6-60.958-35.7-165.6102828933-62.091-141.178-75.343-95.843-4.209-0.22-1.499-0.5470.2530.507-0.4340.275-0.275-0.4060.1450.004-0.2870.153-0.201-0.555
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.2-25.0-9.39.4-6.0-27.517.715.017.16.6-12.5-28.3-15.3-17.4-0.8-0.00.0-0.10.10.10.00.1-0.1-0.10.00.0-0.10.00.0-0.2

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value179.51651161.5-171.8191-86.2-59.959-82.3-35.4-164.910331839033-131.918-61.791-140.366-74.725-62.635-95.544-3.8150.456-37.653-0.4840.4450.666431.7460.5890.233-12.3070.5010.0490.884-24.631-0.148
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.31.30.016.60.2-24.90.0-13.2-9.29.50.0-5.9-27.417.80.015.117.36.70.0-12.4-28.2-15.20.0-17.4-0.80.10.0-0.10.10.20.00.40.10.10.00.10.00.30.0-0.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value179.51651161.5-171.8191-86.2-59.959-82.3-35.4-164.910331839033-131.918-61.791-140.366-74.725-62.635-95.544-3.8150.456-37.653-0.4840.4450.666431.7460.5890.233-12.307
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.31.30.016.60.2-24.90.0-13.2-9.29.50.0-5.9-27.417.80.015.117.36.70.0-12.4-28.2-15.20.0-17.4-0.80.10.0-0.10.10.20.00.40.10.10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Other
Period End2021-06-302020-06-30
Value171.5
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.30.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-06-302020-03-31
Value151168179171
Percentage of ProfitLoss100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.323.126.424.9

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:Parent


Profit
Period End2021-06-302020-06-30
Value151179
Percentage of ProfitLoss100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.326.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-06-302020-03-31
Value151168179171
Percentage of ProfitLoss100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.323.126.424.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value747747726713702678689676652652625613598601581570549523502506498498492560550497459464448423409332438421403415398373346351340327312293287281276
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

vrsk:Claims, vrsk:Insurance


Revenue
Period End2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value161161158156150142145150156156147146142140132135134120113
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.621.621.822.021.421.121.122.224.023.923.623.823.823.422.723.724.423.022.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.621.621.822.021.421.121.122.224.023.923.623.823.823.422.723.724.423.022.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax vrsk:Claims vrsk:Insurance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

vrsk:UnderwritingAndRating, vrsk:Insurance


Revenue
Period End2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value388388377355347343350321312314
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax52.052.051.949.849.550.650.747.547.948.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax52.052.051.949.849.550.650.747.547.948.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax vrsk:UnderwritingAndRating vrsk:Insurance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments

vrsk:EnergyAndSpecializedMarkets


Revenue
Period End2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value162162156163163154154157140137
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.721.721.522.923.322.722.423.321.521.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.721.721.522.923.322.722.423.321.521.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax vrsk:EnergyAndSpecializedMarkets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

vrsk:FinancialServices


Revenue
Period End2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value35353438403840474344434743424348413029
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.74.74.75.35.75.65.87.06.66.86.97.77.27.07.48.57.65.85.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.74.74.75.35.75.65.87.06.66.86.97.77.27.07.48.57.65.85.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax vrsk:FinancialServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

vrsk:Insurance


Revenue
Period End2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value550550535511498486489469466468451436427429412405396382366
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax73.673.673.871.871.071.770.969.371.571.872.271.171.471.471.071.172.173.173.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax73.673.673.871.871.071.770.969.371.571.872.271.171.471.471.071.172.173.173.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax vrsk:Insurance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical

country:GB


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value504845464445464244444036363533272623
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.76.76.46.66.56.66.96.46.87.16.66.16.06.05.95.15.04.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.76.76.46.66.56.66.96.46.87.16.66.16.06.05.95.15.04.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:GB100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

country:US


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value568561549537523523515515493480475464460449439435409396
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax76.177.377.076.577.075.976.279.075.676.977.577.576.677.377.079.278.278.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax76.177.377.076.577.075.976.279.075.676.977.577.576.677.377.079.278.278.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:US100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

vrsk:OtherCountries


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value12811611811811112011494115
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.216.116.616.916.517.516.914.517.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.216.116.616.916.517.516.914.517.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax vrsk:OtherCountries100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-06-202021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value747747726713702678689676652652625613598601581570549523502506498498492560550497459464448423409332438421403415398373346351340327312293287281276
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value1111191099696112124255112111979593918780787577777571837991585656575749596159565862535251554945404237
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 RevenueFromContractWithCustomerExcludingAssessedTax14.916.515.313.714.216.318.439.117.217.815.916.015.515.815.314.715.115.115.315.615.214.414.914.418.312.712.212.513.513.914.913.514.514.613.514.716.715.615.015.117.115.715.414.315.113.6

us-gaap:SellingGeneralAndAdministrativeExpense us-gaap:StatementBusinessSegments

vrsk:EnergyAndSpecializedMarkets


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value363740363537515339
Percentage of SellingGeneralAndAdministrativeExpense33.131.637.037.636.833.641.621.035.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.95.25.75.25.25.57.78.26.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax vrsk:EnergyAndSpecializedMarkets22.724.324.722.123.024.432.938.128.7

vrsk:FinancialServices


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value7.87.26.24.44.34.84.04.85.45.44.74.14.85.33.94.02.02.3
Percentage of SellingGeneralAndAdministrativeExpense7.06.05.74.64.54.33.21.94.84.84.84.35.25.84.54.92.53.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.01.00.90.60.60.70.60.70.80.90.80.70.80.90.70.70.40.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax vrsk:FinancialServices22.221.016.310.911.311.98.511.112.212.69.99.511.412.38.19.66.67.8

vrsk:Insurance


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value6674625556686719566685557535253484945
Percentage of SellingGeneralAndAdministrativeExpense59.962.457.357.958.761.054.276.759.061.456.860.157.357.160.860.162.359.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.910.38.87.98.39.910.030.010.210.99.09.68.99.09.38.99.49.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax vrsk:Insurance12.113.912.211.211.614.014.441.914.215.212.713.412.412.713.112.312.812.4

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value7713781075617219700769287055628962346341590058516039624660205628489847484631468547255459561556195775240423452677267526402504242924392516236023031853189215411379140812861217
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value4943503948634798483148474794422540234170382937093966406240943955343233633298320932754168424343054531207221341951199820401956194620732163210421611806190216391538155213951331
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets64.164.564.366.568.970.068.067.264.565.864.963.465.765.068.070.370.170.871.268.569.376.475.676.678.586.291.072.974.777.378.180.185.086.089.293.897.5100.5106.4111.5110.3108.5109.4

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value7713781075617219700769287055628962346341590058516039624660205628489847484631468547255459561556195775240423452677267526402504242924392516236023031853189215411379140812861217
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value275327562698242121762080226020632210217020702141207321841925167214651385133214751449129013721313124433121172567659954748336535225514246-10.258-98.49-158.873-144.44-109.091-114.442-34.949-1009.823
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets35.735.335.733.531.130.032.032.835.534.235.136.634.335.032.029.729.929.228.831.530.723.624.423.421.513.89.027.125.322.721.919.915.014.010.86.22.5-0.5-6.4-11.5-10.3-8.5-9.40.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value-375.7-540.9-657.2-658.7-486.9-678.4-592.2-532.3-591.9-509.6-474.2-309.3-412.3-443.3-526.4-616.9-650.8-518.934-457.143-316.777-242.052-179.417-83.873-80.058-80.514-42.861-42.377-42.822-43.488-86.592-88.338-88.927-89.16-76.853-77.354-77.403-78.287-53.656-53.508-54.837-55.803-53.628-82.434
Percentage of StockholdersEquity-13.9-22.3-30.2-31.7-21.5-32.9-26.8-24.5-28.6-23.8-22.9-14.2-21.4-26.5-35.9-44.5-48.8-35.2-31.5-24.5-17.6-13.7-6.7-24.1-38.2-5.9-6.3-7.1-7.9-17.9-24.2-25.2-34.9-54.1-165.7754.679.533.837.050.348.8153.48.2
Percentage of Assets-5.0-7.5-9.4-9.5-6.9-10.8-9.5-8.4-10.0-8.7-7.9-5.0-6.8-7.9-10.7-13.0-14.1-11.1-9.7-5.8-4.3-3.2-1.5-3.3-3.4-1.6-1.6-1.6-1.7-3.6-3.6-3.5-3.8-3.3-4.2-4.1-5.1-3.9-3.8-4.3-4.60.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value2490246424322404236923572336230122832265223522012180216521532134212121002071203820231999197111901171125612401224120211561116107710449919639178748378077667546520.0
Percentage of StockholdersEquity92.3101.8111.8115.6104.8114.2105.7106.1110.3105.8107.8100.8113.2129.5146.9154.0159.2142.4142.9158.0147.5152.2158.4358.9555.0173.1183.5204.2219.5239.4305.6305.7408.8698.22063.0-8948.0-888.2-527.1-559.3-702.7-659.5-1867.2-0.0
Percentage of Assets32.934.134.734.733.637.537.536.338.738.737.035.236.238.544.044.945.844.843.837.336.035.634.149.549.946.946.446.448.047.645.842.844.343.152.048.556.860.757.459.662.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value0.10.10.10.10.10.10.10.10.10.10.10.1370.1370.1370.137
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.10.00.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value476246304488435342284136414540363942379636303476330831032982286127522643251622542161204719161752165415561457136912541166107098690580772465157649642535929351-243.495
Percentage of StockholdersEquity176.5191.2206.3209.2187.0200.4187.5185.9190.4177.3175.1159.2171.8185.5203.5206.5206.6179.2173.5174.7157.6155.9154.0528.4783.8214.4215.6228.5229.0241.6292.9279.8354.4568.41552.0-6348.1-585.4-312.4-294.4-329.7-256.7-146.724.1
Percentage of Assets63.064.164.162.859.965.866.563.666.864.960.155.754.955.160.960.359.456.453.341.338.536.433.272.970.558.154.551.950.148.043.939.238.435.139.134.437.436.030.228.024.10.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value-4179.3-4132.9-4088.4-4018.9-3849.9-3751.9-3679.4-3635.2-3563.2-3411.0-3317.7-3185.3-3150.5-3153.4-3144.3-2993.4-2891.4-2750.44-2680.728-2686.007-2571.19-2554.832-2559.263-2531.547-2533.764-2044.415-1979.871-1951.306-1864.967-1753.231-1733.283-1622.24-1605.376-1579.859-1563.079-1501.414-1471.042-1438.315-1323.368-1179.704-1106.321-683.994-683.994
Percentage of StockholdersEquity-154.9-170.7-187.9-193.2-170.3-181.8-166.4-167.5-172.1-159.3-160.0-145.8-163.6-188.5-214.5-216.0-217.0-186.4-184.9-208.1-187.4-194.5-205.7-763.2-1200.6-281.6-292.8-325.5-340.6-363.0-474.2-460.2-628.1-1112.2-3348.414636.51493.6905.3916.21081.4966.71957.167.7
Percentage of Assets-55.3-57.2-58.3-58.0-54.6-59.7-59.0-57.3-60.4-58.3-54.9-51.0-52.3-56.0-64.2-63.0-62.4-58.7-56.7-49.2-45.8-45.5-44.3-105.3-108.0-76.3-74.0-73.9-74.5-72.2-71.1-64.5-68.0-68.6-84.3-79.4-95.5-104.2-94.0-91.7-90.90.00.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value9181041794799878814744831710734644593625708597544522513500464496586604617609453384705704679474461493552390361397419453271295311240
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.913.310.511.112.511.710.613.211.411.610.910.110.411.39.99.710.710.810.89.910.510.710.811.010.618.916.426.426.325.719.019.020.222.016.515.721.422.229.419.721.024.219.8

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value276390218221309204184311153179139147132149142142140155135164196131138168145152394324194271651801722678997971141915251101541071061307133
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.65.02.93.14.43.02.65.02.52.82.42.52.22.42.42.52.93.32.93.54.22.42.53.02.56.41.716.215.716.26.67.47.110.63.84.25.26.112.43.83.77.94.50.00.00.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value276390218221309204184311153179139147132149142135
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.65.02.93.14.43.02.65.02.52.82.42.52.22.42.42.9

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value467519432433454523441405442438356324347424345285266298263229241297320266267226220188177173158167186190178175173194153152145163126
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.16.75.76.06.57.66.36.47.16.96.05.55.86.85.75.15.46.35.74.95.15.45.74.74.69.49.47.06.76.66.36.97.67.67.67.69.410.39.911.110.312.710.4

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
Value45483636331917182651504658703936202820261952528385231814323534283431393346394128297.7057.06621
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 Assets0.60.60.50.50.50.30.30.30.40.80.90.81.01.10.60.60.40.60.40.60.41.00.91.51.51.00.80.51.21.31.41.21.41.31.71.52.52.12.72.02.10.60.60.0

Noncurrent Assets

us-gaap:NoncurrentAssets

us-gaap:NoncurrentAssets


Noncurrent
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value67946768676764196129611463105458552356065255525754145538542250834375423441304220421248725011500151651960
Percentage of NoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets88.186.789.588.987.588.389.486.888.688.489.189.989.688.790.190.389.389.289.290.189.289.389.289.089.483.6

us-gaap:NoncurrentAssets us-gaap:StatementGeographical

country:GB


Noncurrent
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-31
Value2823280027752574248325052685247725762662259525752627275726562658225621792102279937
Percentage of NoncurrentAssets41.641.441.040.140.541.042.645.446.647.549.449.048.549.849.052.351.651.550.955.91.9
Percentage of Assets36.635.936.735.735.436.238.139.441.342.044.044.043.544.144.147.246.145.945.449.81.6
Percentage of Assets country:GB0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

country:US


Noncurrent
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-31
Value351335123525339532063172316225542530253723352360246124412438210117921746175422001893
Percentage of NoncurrentAssets51.751.952.152.952.351.950.146.845.845.344.444.945.544.145.041.341.041.242.543.996.6
Percentage of Assets45.545.046.647.045.845.844.840.640.640.039.640.340.839.140.537.336.636.837.939.280.7
Percentage of Assets country:US0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

vrsk:OtherCountries


Noncurrent
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value458456466450439462
Percentage of NoncurrentAssets6.76.76.97.07.27.3
Percentage of Assets5.95.86.26.26.36.6
Percentage of Assets vrsk:OtherCountries0.00.00.00.00.00.0

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1469128012661063865896679542430361318
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets19.418.121.517.718.716.029.021.718.223.426.2

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

us-gaap:LeaseholdImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1181031118366716538343131
Percentage of PropertyPlantAndEquipmentGross8.18.18.87.87.77.99.67.28.18.89.9
Percentage of Assets1.61.51.91.41.41.32.81.51.52.12.6
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:SoftwareDevelopment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value924773654525404410266201161126100
Percentage of PropertyPlantAndEquipmentGross62.960.451.749.446.845.839.237.137.535.031.5
Percentage of Assets12.211.011.18.78.77.311.48.06.88.28.2
Percentage of Assets us-gaap:SoftwareDevelopment0.00.00.00.00.00.00.00.00.00.00.0

vrsk:FurnitureAndOfficeEquipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value273268260276238250199179137118116
Percentage of PropertyPlantAndEquipmentGross18.621.020.526.027.628.029.333.132.032.736.5
Percentage of Assets3.63.84.44.65.24.58.57.25.87.79.5
Percentage of Assets vrsk:FurnitureAndOfficeEquipment0.00.00.00.00.00.00.00.00.00.00.0

vrsk:LeasedEquipment


Property
Period End2020-12-312019-12-31
Value6838
Percentage of PropertyPlantAndEquipmentGross4.63.0
Percentage of Assets0.90.5
Percentage of Assets vrsk:LeasedEquipment0.00.0

vrsk:MotorVehiclesAndFieldEquipment


Property
Period End2020-12-31
Value6.8
Percentage of PropertyPlantAndEquipmentGross0.5
Percentage of Assets0.1
Percentage of Assets vrsk:MotorVehiclesAndFieldEquipment0.0

vrsk:PurchasedSoftware


Property
Period End2020-12-312019-12-31
Value7789
Percentage of PropertyPlantAndEquipmentGross5.37.0
Percentage of Assets1.01.3
Percentage of Assets vrsk:PurchasedSoftware0.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value837731710584485478377309275241225
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.110.412.09.710.58.516.112.311.715.718.5

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment us-gaap:PropertyPlantAndEquipmentByType

us-gaap:LeaseholdImprovements


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value4441464032302722201614
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment5.35.76.67.06.76.37.47.17.36.96.5
Percentage of Assets0.60.60.80.70.70.51.20.90.91.11.2
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:SoftwareDevelopment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value46537331623016915211191908269
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment55.651.144.639.535.031.829.629.632.933.931.0
Percentage of Assets6.25.35.43.83.72.74.83.73.85.35.7
Percentage of Assets us-gaap:SoftwareDevelopment0.00.00.00.00.00.00.00.00.00.00.0

vrsk:FurnitureAndOfficeEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value215210198183162167131105897984
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment25.828.728.031.433.534.934.734.032.333.037.5
Percentage of Assets2.93.03.43.03.53.05.64.23.85.26.9
Percentage of Assets vrsk:FurnitureAndOfficeEquipment0.00.00.00.00.00.00.00.00.00.00.0

vrsk:LeasedEquipment


Accumulated
Period End2020-12-312019-12-31
Value4128
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment4.93.9
Percentage of Assets0.50.4
Percentage of Assets vrsk:LeasedEquipment0.00.0

vrsk:MotorVehiclesAndFieldEquipment


Accumulated
Period End2020-12-31
Value1.4
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment0.2
Percentage of Assets0.0
Percentage of Assets vrsk:MotorVehiclesAndFieldEquipment0.0

vrsk:PurchasedSoftware


Accumulated
Period End2020-12-312019-12-31
Value6877
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment8.210.6
Percentage of Assets0.91.1
Percentage of Assets vrsk:PurchasedSoftware0.00.0

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value504542414141373333333233323328272322222223233318281414141414131517171715128.5878.6638.7978.8778.4556.9166.1587.027.304
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value65764663260656054954858656655755551850148947843740337738035533434141839138630330228127225123321918516715414413312411911010710093
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.58.38.48.48.07.97.89.39.18.89.48.98.37.87.97.88.28.08.27.67.16.37.47.06.712.612.910.510.29.59.39.07.66.66.56.37.26.67.78.07.67.87.7

us-gaap:PropertyPlantAndEquipmentNet us-gaap:PropertyPlantAndEquipmentByType

us-gaap:LeaseholdImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value7362654234403716141516
Percentage of PropertyPlantAndEquipmentNet11.611.311.78.99.09.812.37.29.512.618.0
Percentage of Assets1.00.91.10.70.70.71.60.70.61.01.4
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:SoftwareDevelopment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value459400338294234258154109704430
Percentage of PropertyPlantAndEquipmentNet72.673.060.861.661.861.951.246.945.837.032.8
Percentage of Assets6.15.75.74.95.14.66.64.43.02.92.5
Percentage of Assets us-gaap:SoftwareDevelopment0.00.00.00.00.00.00.00.00.00.00.0

vrsk:FurnitureAndOfficeEquipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value5758619276836874483831
Percentage of PropertyPlantAndEquipmentNet9.110.711.019.420.120.022.531.831.432.234.0
Percentage of Assets0.80.81.01.51.61.52.93.02.12.52.6
Percentage of Assets vrsk:FurnitureAndOfficeEquipment0.00.00.00.00.00.00.00.00.00.00.0

vrsk:LeasedEquipment


Property
Period End2020-12-312019-12-31
Value279.9
Percentage of PropertyPlantAndEquipmentNet4.31.8
Percentage of Assets0.40.1
Percentage of Assets vrsk:LeasedEquipment0.00.0

vrsk:MotorVehiclesAndFieldEquipment


Property
Period End2020-12-31
Value5.4
Percentage of PropertyPlantAndEquipmentNet0.9
Percentage of Assets0.1
Percentage of Assets vrsk:MotorVehiclesAndFieldEquipment0.0

vrsk:PurchasedSoftware


Property
Period End2020-12-312019-12-31
Value9.112
Percentage of PropertyPlantAndEquipmentNet1.42.2
Percentage of Assets0.10.2
Percentage of Assets vrsk:PurchasedSoftware0.00.0

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-03-292018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value4168413541083924374437423864336734003431693361404134543368318827332653257826322629270331343119305712071207118411841184118112501249124812471220934933709712712632632490
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets54.052.954.354.453.454.054.853.554.654.10.057.00.70.755.356.056.755.855.955.756.255.749.555.855.552.950.251.544.244.344.947.251.551.249.652.953.050.449.346.151.650.649.252.00.0

us-gaap:Goodwill us-gaap:BusinessAcquisition

vrsk:Acquisitions2020


Goodwillus-gaap:
Period End2020-12-31
Value171
Percentage of Goodwill4.2
Percentage of Assets2.3
Percentage of Assets vrsk:Acquisitions20200.0

vrsk:FrancoSignor


Goodwillus-gaap:
Period End2020-12-312020-09-09
Value10099
Percentage of Goodwill2.40.0
Percentage of Assets1.30.0
Percentage of Assets vrsk:FrancoSignor0.00.0

vrsk:LeadIntelligence


Goodwillus-gaap:
Period End2020-12-31
Value71
Percentage of Goodwill1.7
Percentage of Assets0.9
Percentage of Assets vrsk:LeadIntelligence0.0

vrsk:The2021Acquisitions


Goodwillus-gaap:
Period End2021-06-302021-03-31
Value4320
Percentage of Goodwill1.00.5
Percentage of Assets0.60.3
Percentage of Assets vrsk:The2021Acquisitions0.00.0

vrsk:WhitespaceSoftwareLimited


Goodwillus-gaap:
Period End2021-06-302021-03-02
Value4320
Percentage of Goodwill1.00.0
Percentage of Assets0.60.0
Percentage of Assets vrsk:WhitespaceSoftwareLimited0.00.0

us-gaap:Goodwill us-gaap:StatementBusinessSegments

vrsk:EnergyAndSpecializedMarkets


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-31
Value2433241024232335227223892054
Percentage of Goodwill58.458.359.059.560.761.861.1
Percentage of Assets31.630.932.132.432.433.934.8
Percentage of Assets vrsk:EnergyAndSpecializedMarkets0.00.00.00.00.00.00.0

vrsk:FinancialServices


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-31
Value475475475475475476473469287
Percentage of Goodwill11.411.511.612.112.712.314.113.911.1
Percentage of Assets6.26.16.36.66.86.78.07.86.2
Percentage of Assets vrsk:FinancialServices0.00.00.00.00.00.00.00.00.0

vrsk:Insurance


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-31
Value1259124912081113996998833749448
Percentage of Goodwill30.230.229.428.426.625.824.822.217.4
Percentage of Assets16.316.016.015.414.214.214.112.49.7
Percentage of Assets vrsk:Insurance0.00.00.00.00.00.00.00.00.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value1319135513841316126413061398114111931249122712541289135613451256105210271010106911041191137614151655392406406420434447471486503520530363375226232241191200
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets17.117.418.318.218.018.919.818.119.219.720.821.421.421.722.322.321.521.621.822.823.421.824.525.228.716.317.315.215.716.517.919.419.920.022.123.019.619.914.716.917.114.916.5

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value1319135513841316126413981227134510101376406447520530363375226232241191200
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets17.117.418.318.218.019.820.822.321.824.517.317.922.123.019.619.914.716.917.114.916.5

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

vrsk:Customer


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value622639650619570623
Percentage of FiniteLivedIntangibleAssetsNet47.247.246.947.145.144.5
Percentage of Assets8.18.28.68.68.18.8
Percentage of Assets vrsk:Customer0.00.00.00.00.00.0

vrsk:Database


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value352357362350343377
Percentage of FiniteLivedIntangibleAssetsNet26.726.426.226.727.227.0
Percentage of Assets4.64.64.84.94.95.3
Percentage of Assets vrsk:Database0.00.00.00.00.00.0

vrsk:Marketing


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value156159161156151171
Percentage of FiniteLivedIntangibleAssetsNet11.911.711.711.912.012.2
Percentage of Assets2.02.02.12.22.22.4
Percentage of Assets vrsk:Marketing0.00.00.00.00.00.0

vrsk:Technology


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value187198210189198227
Percentage of FiniteLivedIntangibleAssetsNet14.214.715.214.415.716.2
Percentage of Assets2.42.52.82.62.83.2
Percentage of Assets vrsk:Technology0.00.00.00.00.00.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-03-292018-12-31
Value2572642672372422082182222302390.50.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets3.33.43.53.33.53.03.13.53.73.80.00.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value3823583653253092971591301201169913023422121418317016012512111924484339242627242420272444474623382127282626
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.04.64.84.54.44.32.32.11.91.81.72.23.93.63.63.33.53.42.72.62.50.40.90.80.71.01.11.00.90.90.81.11.01.82.02.01.32.01.42.02.02.02.2

Accounts Payable And Accrued Liabilities Current

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value38638040636932231537536223623626324321622322521016116218319216317924526624614218016415715618817115715018717615314416214612188111
Percentage of AccountsPayableAndAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.04.95.45.14.64.65.35.83.83.74.54.23.63.63.73.73.33.44.04.13.53.34.44.74.35.97.76.15.95.97.57.06.56.08.07.78.37.710.610.68.66.99.2

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value655723466668440460559602383
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.59.36.29.66.27.39.09.56.5

Debt Current

us-gaap:DebtCurrent

us-gaap:DebtCurrent


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value40346451446045349924811806725427367407246021266.61066.8992.25670987490510252053361401394.3174.448391371831952652011305.554165170129437
Percentage of DebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.26.06.86.46.57.10.41.32.811.49.312.211.912.010.72.60.12.30.10.013.015.616.117.88.614.35.25.20.20.21.65.77.38.311.510.96.90.412.012.110.136.0

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value149316221430142214901597149197392010581324121914661558133712037376726215566151416147915401710709771561608515431456585650585668612567349506511492720
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets19.420.818.919.721.323.121.115.514.816.722.420.824.324.922.221.415.014.213.411.913.026.026.327.429.629.532.921.022.819.517.218.824.025.824.829.033.030.022.736.736.338.359.2

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-03-292018-12-31
Value383738393738403938370.50.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.50.50.50.50.50.60.60.60.60.60.00.0

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


Other
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value99807768901058780796551
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.11.31.12.01.93.73.23.44.34.3

Taxes Payable Current

us-gaap:TaxesPayableCurrent

us-gaap:TaxesPayableCurrent


Taxes
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-06-302016-03-312015-12-312014-03-312013-12-31
Value9.7163.89.647216.84.84.22.55.20.00.06.83.10.0167.9180.08.1660.0
Percentage of TaxesPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.00.0100.0100.00.0100.00.0
Percentage of Assets0.10.20.10.10.70.30.10.10.10.00.10.00.00.10.10.00.30.10.00.30.0

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2020-12-312018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value32242281228022792278227822772276227522742274229022901266144112651265126512801299139914501461
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets42.636.537.940.546.548.049.248.648.241.740.540.839.752.761.447.347.347.951.153.557.457.661.9

Long Term Notes And Loans

us-gaap:LongTermNotesAndLoans us-gaap:DebtInstrument

us-gaap:LongTermNotesAndLoans

vrsk:The3625SeniorNote


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value4894894894894890.0
Percentage of LongTermNotesAndLoans100.0100.0100.0100.0100.00.0
Percentage of Assets6.36.36.56.87.00.0
Percentage of Assets vrsk:The3625SeniorNote0.00.00.00.00.00.0

vrsk:The4000SeniorNote


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value895894894894894893
Percentage of LongTermNotesAndLoans182.9182.9182.8182.8182.80.0
Percentage of Assets11.611.511.812.412.812.7
Percentage of Assets vrsk:The4000SeniorNote0.00.00.00.00.00.0

vrsk:The4125SeniorNote


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value611612612612613613
Percentage of LongTermNotesAndLoans124.9125.1125.2125.3125.40.0
Percentage of Assets7.97.88.18.58.78.7
Percentage of Assets vrsk:The4125SeniorNote0.00.00.00.00.00.0

vrsk:The4125SeniorNoteFurtherIssuance


Long
Period End2021-06-302021-03-312020-12-31
Value349349348
Percentage of LongTermNotesAndLoans71.471.371.3
Percentage of Assets4.54.54.6
Percentage of Assets vrsk:The4125SeniorNoteFurtherIssuance0.00.00.0

vrsk:The4125SeniorNoteMaturingSeptember122022


Long
Period End2020-12-312020-09-302020-06-302019-12-31
Value348348348348
Percentage of LongTermNotesAndLoans71.371.371.30.0
Percentage of Assets4.64.85.04.9
Percentage of Assets vrsk:The4125SeniorNoteMaturingSeptember1220220.00.00.00.0

vrsk:The5500SeniorNote


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value345345345345345345
Percentage of LongTermNotesAndLoans70.670.670.770.770.70.0
Percentage of Assets4.54.44.64.84.94.9
Percentage of Assets vrsk:The5500SeniorNote0.00.00.00.00.00.0

vrsk:The5800SeniorNote


Long
Period End2021-03-312020-12-312020-06-302019-12-31
Value4504490.0449
Percentage of LongTermNotesAndLoans91.991.90.00.0
Percentage of Assets5.85.90.06.4
Percentage of Assets vrsk:The5800SeniorNote0.00.00.00.0

Deferred Finance Costs Noncurrent Net

us-gaap:DeferredFinanceCostsNoncurrentNet

us-gaap:DeferredFinanceCostsNoncurrentNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value1400000.01500000.01600000.01700000.01800000.01900000.02100000.02100000.02500000.02600000.02900000.03200000.03400000.03600000.03800000.04200000.04200000.04000000.04200000.04467000.04708000.05240000.05557000.0
Percentage of DeferredFinanceCostsNoncurrentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.10.10.10.10.1

Long Term Debt And Capital Lease Obligations

us-gaap:LongTermDebtAndCapitalLeaseObligations

us-gaap:LongTermDebtAndCapitalLeaseObligations


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value270026992699269826902652265126682447244320502044204420412284227822762281228022792273227122932292229311001100113611351270127112711266126612661301105410991100853854700401
Percentage of LongTermDebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets35.034.635.737.438.438.337.642.439.338.534.834.933.832.737.940.546.548.049.248.748.141.640.840.839.745.846.942.442.448.150.852.351.950.353.656.556.958.171.461.960.754.533.0

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-01-012017-12-312016-12-312015-12-31
Value436399396369348349356322351354350349337322329
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.75.15.25.15.05.05.05.15.65.65.90.05.67.05.9

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

vrsk:PensionPlanAndSERPPlan


Pension
Period End2020-12-312019-12-31
Value1212
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent100.0100.0
Percentage of Assets0.20.2
Percentage of Assets vrsk:PensionPlanAndSERPPlan0.00.0

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-31
Value1615
Percentage of MinorityInterest100.0100.0
Percentage of Assets0.20.2

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value5147646757494848838410410410510613589818060545753605447434343434436455274788262806179808990
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.60.90.90.80.70.70.81.31.31.81.81.81.72.21.61.71.71.31.21.21.01.11.00.81.81.81.61.61.71.41.92.13.03.33.63.44.24.05.85.77.07.4

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2612692712402451982082122202300.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets3.43.53.63.33.52.92.93.43.53.60.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value45444543
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0
Percentage of Assets0.60.60.60.6

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value37364238
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0
Percentage of Assets0.50.50.60.5

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value33333529
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0100.0
Percentage of Assets0.40.40.50.4

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value31
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.4

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value171
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets2.3

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2021-06-302021-03-312020-12-312020-09-30
Value300307310279
Percentage of OperatingLeaseLiability100.0100.0100.0100.0
Percentage of Assets3.93.94.13.9

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value362371376341
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0100.0
Percentage of Assets4.74.85.04.7

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value61646662
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0
Percentage of Assets0.80.80.90.9

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value275327562698242121762080226020632210217020702141207321841925167214651385133214751449129013721313124433121172567659954748336535225514246-10.258-98.49-158.873-144.44-109.091-114.442-34.949-1009.823
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets35.735.335.733.531.130.032.032.835.534.235.136.634.335.032.029.729.929.228.831.530.723.624.423.421.513.89.027.125.322.721.919.915.014.010.86.22.5-0.5-6.4-11.5-10.3-8.5-9.40.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value-375.7-540.9-657.2-658.7-486.9-678.4-592.2-532.3-591.9-509.6-474.2-309.3-412.3-443.3-526.4-616.9-650.8-518.934-457.143-316.777-242.052-179.417-83.873-80.058-80.514-42.861-42.377-42.822-43.488-86.592-88.338-88.927-89.16-76.853-77.354-77.403-78.287-53.656-53.508-54.837-55.803-53.628-82.434
Percentage of StockholdersEquity-13.9-22.3-30.2-31.7-21.5-32.9-26.8-24.5-28.6-23.8-22.9-14.2-21.4-26.5-35.9-44.5-48.8-35.2-31.5-24.5-17.6-13.7-6.7-24.1-38.2-5.9-6.3-7.1-7.9-17.9-24.2-25.2-34.9-54.1-165.7754.679.533.837.050.348.8153.48.2
Percentage of Assets-5.0-7.5-9.4-9.5-6.9-10.8-9.5-8.4-10.0-8.7-7.9-5.0-6.8-7.9-10.7-13.0-14.1-11.1-9.7-5.8-4.3-3.2-1.5-3.3-3.4-1.6-1.6-1.6-1.7-3.6-3.6-3.5-3.8-3.3-4.2-4.1-5.1-3.9-3.8-4.3-4.60.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value2490246424322404236923572336230122832265223522012180216521532134212121002071203820231999197111901171125612401224120211561116107710449919639178748378077667546520.0
Percentage of StockholdersEquity92.3101.8111.8115.6104.8114.2105.7106.1110.3105.8107.8100.8113.2129.5146.9154.0159.2142.4142.9158.0147.5152.2158.4358.9555.0173.1183.5204.2219.5239.4305.6305.7408.8698.22063.0-8948.0-888.2-527.1-559.3-702.7-659.5-1867.2-0.0
Percentage of Assets32.934.134.734.733.637.537.536.338.738.737.035.236.238.544.044.945.844.843.837.336.035.634.149.549.946.946.446.448.047.645.842.844.343.152.048.556.860.757.459.662.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value0.10.10.10.10.10.10.10.10.10.10.10.1370.1370.1370.137
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.10.00.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value476246304488435342284136414540363942379636303476330831032982286127522643251622542161204719161752165415561457136912541166107098690580772465157649642535929351-243.495
Percentage of StockholdersEquity176.5191.2206.3209.2187.0200.4187.5185.9190.4177.3175.1159.2171.8185.5203.5206.5206.6179.2173.5174.7157.6155.9154.0528.4783.8214.4215.6228.5229.0241.6292.9279.8354.4568.41552.0-6348.1-585.4-312.4-294.4-329.7-256.7-146.724.1
Percentage of Assets63.064.164.162.859.965.866.563.666.864.960.155.754.955.160.960.359.456.453.341.338.536.433.272.970.558.154.551.950.148.043.939.238.435.139.134.437.436.030.228.024.10.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value-4179.3-4132.9-4088.4-4018.9-3849.9-3751.9-3679.4-3635.2-3563.2-3411.0-3317.7-3185.3-3150.5-3153.4-3144.3-2993.4-2891.4-2750.44-2680.728-2686.007-2571.19-2554.832-2559.263-2531.547-2533.764-2044.415-1979.871-1951.306-1864.967-1753.231-1733.283-1622.24-1605.376-1579.859-1563.079-1501.414-1471.042-1438.315-1323.368-1179.704-1106.321-683.994-683.994
Percentage of StockholdersEquity-154.9-170.7-187.9-193.2-170.3-181.8-166.4-167.5-172.1-159.3-160.0-145.8-163.6-188.5-214.5-216.0-217.0-186.4-184.9-208.1-187.4-194.5-205.7-763.2-1200.6-281.6-292.8-325.5-340.6-363.0-474.2-460.2-628.1-1112.2-3348.414636.51493.6905.3916.21081.4966.71957.167.7
Percentage of Assets-55.3-57.2-58.3-58.0-54.6-59.7-59.0-57.3-60.4-58.3-54.9-51.0-52.3-56.0-64.2-63.0-62.4-58.7-56.7-49.2-45.8-45.5-44.3-105.3-108.0-76.3-74.0-73.9-74.5-72.2-71.1-64.5-68.0-68.6-84.3-79.4-95.5-104.2-94.0-91.7-90.90.00.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value277027712698217620802260
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0
Percentage of Assets35.935.535.731.130.032.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value-348.9-366.2-375.7-657.2-658.7-486.9
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-12.6-13.2-13.9-30.2-31.7-21.5
Percentage of Assets-4.5-4.7-5.0-9.4-9.5-6.9
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value253425152490243224042369
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest91.590.892.3111.8115.6104.8
Percentage of Assets32.932.232.934.734.733.6
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302021-03-31
Value1615
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.60.5
Percentage of Assets0.20.2
Percentage of Assets us-gaap:NoncontrollingInterest0.00.0

us-gaap:Parent


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value27532756269821762080-2.4
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest99.499.5100.0100.0100.0-0.1
Percentage of Assets35.735.335.731.130.0-0.0
Percentage of Assets us-gaap:Parent0.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value499148844762448843534228
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest180.2176.2176.5206.3209.2187.0
Percentage of Assets64.762.563.064.162.859.9
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value-4423.6-4277.0-4179.3-4088.4-4018.9-3849.9
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-159.7-154.3-154.9-187.9-193.2-170.3
Percentage of Assets-57.3-54.8-55.3-58.3-58.0-54.6
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312012-09-302012-06-302012-03-312011-12-31
Value0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1370.1370.1370.1370.1370.1370.1370.1370.1370.1370.1370.1370.1370.1370.137
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value25342515249024642432240423692357233623012283226522352201218021652153213421212100207120382023199919711190117112561240122412021156111610771044991963917874837807766754
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets32.932.232.934.134.734.733.637.537.536.338.738.737.035.236.238.544.044.945.844.843.837.336.035.634.149.549.946.946.446.448.047.645.842.844.343.152.048.556.860.757.459.662.0

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value499148844762463044884353422841364145403639423796363034763308310329822861275226432516225421612047191617521654155614571369125411661070986905807724651576496425359293
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets64.762.563.064.164.162.859.965.866.563.666.864.960.155.754.955.160.960.359.456.453.341.338.536.433.272.970.558.154.551.950.148.043.939.238.435.139.134.437.436.030.228.024.1

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value-348900000.0-366200000.0-375700000.0-540900000.0-657200000.0-658700000.0-486900000.0-678400000.0-592200000.0-532300000.0-591900000.0-509600000.0-474200000.0-309300000.0-412300000.0-443300000.0-526400000.0-616900000.0-650800000.0-518930000.0-457140000.0-316780000.0-242050000.0-179420000.0-83873000.0-80058000.0-80514000.0-42861000.0-42377000.0-42822000.0-43488000.0-86592000.0-88338000.0-88927000.0-89160000.0-76853000.0-77354000.0-77403000.0-78287000.0-53656000.0-53508000.0-54837000.0-55803000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-4.5-4.7-5.0-7.5-9.4-9.5-6.9-10.8-9.5-8.4-10.0-8.7-7.9-5.0-6.8-7.9-10.7-13.0-14.1-11.1-9.7-5.8-4.3-3.2-1.5-3.3-3.4-1.6-1.6-1.6-1.7-3.6-3.6-3.5-3.8-3.3-4.2-4.1-5.1-3.9-3.8-4.3-4.6

Treasury Stock Value

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value4423427741794132408840183849375136793635356334113317318531503153314429932891275026802686257125542559253125332044197919511864175317331622160515791563150114711438132311791106
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets57.354.855.357.258.358.054.659.759.057.360.458.354.951.052.356.064.263.062.458.756.749.245.845.544.3105.3108.076.374.073.974.572.271.164.568.068.684.379.495.5104.294.091.790.9

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-31
Value1615
Percentage of MinorityInterest100.0100.0
Percentage of Assets0.20.2

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
Value10258.510.09.5196.38.8189.28.410118.87.68.88.96.56.1887.289105.5475.0716.059144.2243.9295.066.0394.9834.3425.796.3844.5715.3935.659.2074.4465.3684.9578.5133.818
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
Value10258.510.09.5196.38.8189.28.410118.87.68.88.96.56.1887.289105.5475.0716.059144.2243.9295.066.0394.9834.3425.796.3844.5715.3935.659.2074.4465.3684.9578.5133.818
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

us-gaap:Parent


Adjustments
Period End2021-06-302020-06-30
Value109.5
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0
Percentage of Assets0.00.0
Percentage of Assets us-gaap:Parent0.00.0

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
Value23344824920724936217621320036617322620732715116211131782857430310316484270110915423212013955191147133-2.1781895113641145946835137
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 RevenueFromContractWithCustomerExcludingAssessedTax31.261.834.929.536.852.626.132.730.758.628.237.834.556.326.529.621.463.316.317.115.061.718.529.917.059.023.820.512.856.836.231.913.247.435.433.5-0.654.714.840.212.746.532.123.912.749.7

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-99.8-73.7-231.1-219.0-58.2-87.5-653.4-106.4-47.8-120.3-161.666-101.5-68.5-281.6-629.2-87.3-107.4-86.126-71.255681-31.29-111.115-29.944-2840.033-25.225-75.005-31.009-39.381109-38.269-44.359-35.39-27.608-44.879-451.667-19.925-367.112-17.723-13.82-159.132-13.454-214.201-6.564-7.995-14.929
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-13.4-10.2-32.4-31.2-8.6-12.7-96.5-16.3-7.3-19.2-26.311.1-16.9-11.8-49.4-114.6-16.7-21.4-17.0-14.3136.8-6.4-19.8-5.4-570.7-5.5-16.1-6.9-9.326.8-11.5-10.1-8.4-6.8-10.8-113.2-5.3-105.9-5.0-4.1-48.6-4.3-73.1-2.3-2.8-5.4

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-248.7-199.2-26.3-76.5-87.0-255.434551-179.8-206.4-21.3-271.4-122.9-254.2128467-40.5-192.3-25.682-37.185-692.128-277.805-22.222-100.1292735-132.057-427.444-47.202-22.807-81.625-96.167-88.061-114.5414-110.4493184.658100104-121.41668-86.20167-61.963-51.819-62.798
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-33.3-27.4-3.7-10.9-12.8-37.051.17.9-27.6-33.0-3.5-45.3-20.4-43.722.585.1-7.7-38.3-5.1-7.5-138.9-56.4-4.0-18.2549.7-28.7-92.0-10.5-5.4-19.9-28.9-20.1-27.23.5-26.679.91.229.129.8-35.720.8-27.623.1-21.6-18.4-22.7

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-114.6172-2.7-87.610519-127.2158-26.240-8.115-17.87.5
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-15.323.7-0.4-12.515.52.8-18.824.3-4.06.4-1.32.6-3.01.3

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value53485049454647454546433941403633313328292938343328242321202020171615
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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-48.589-5.4-26.8-66.19615-35.28.18133-18.5-71.974492.3-37.33138-11.429-55.1953454-1.67-44.0756.09430115.1087.0787.369-18.227-4.033123.399-10.626-20.827341.4817.466-20.49637-16.09511-14.00542
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
Value23344824920724936217621320036617322620732715116211131782857430310316484270110915423212013955191147133-2.1781895113641145946835137
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 RevenueFromContractWithCustomerExcludingAssessedTax31.261.834.929.536.852.626.132.730.758.628.237.834.556.326.529.621.463.316.317.115.061.718.529.917.059.023.820.512.856.836.231.913.247.435.433.5-0.654.714.840.212.746.532.123.912.749.7

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
Value15416817618517917113232150134146166153133204120121108109127261921131311639897998811587968480988273748070656565625855
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 RevenueFromContractWithCustomerExcludingAssessedTax20.623.224.726.426.424.919.55.023.021.523.827.725.522.935.922.023.121.621.625.652.518.820.323.932.821.520.922.120.828.226.222.020.020.023.620.819.621.522.820.920.021.122.521.920.720.1

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value176185179171132321501341461661531332041201211081091272619211313116398979988115879684809882737480706565
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.726.426.424.919.55.023.021.523.827.725.522.935.922.023.121.621.625.652.518.820.323.932.821.520.922.120.828.226.222.020.020.023.620.819.621.522.820.920.021.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-06-302020-03-31
Value151168179171
Percentage of ProfitLoss100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.323.126.424.9

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:Parent


Profit
Period End2021-06-302020-06-30
Value151179
Percentage of ProfitLoss100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.326.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-06-302020-03-31
Value151168179171
Percentage of ProfitLoss100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.323.126.424.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.0

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
Value10258.510.09.5196.38.8189.28.410118.87.68.88.96.56.1787.354105.5475.0716.424144.2243.935.2666.0744.9834.3425.796.3844.5715.3935.659.2074.4465.3684.9578.5133.8185.3085.7066.3983.886
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-99.8-73.7-231.1-219.0-58.2-87.5-653.4-106.4-47.8-120.3-161.666-101.5-68.5-281.6-629.2-87.3-107.4-86.126-71.255681-31.29-111.115-29.944-2840.033-25.225-75.005-31.009-39.381109-38.269-44.359-35.39-27.608-44.879-451.667-19.925-367.112-17.723-13.82-159.132-13.454-214.201-6.564-7.995-14.929
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-13.4-10.2-32.4-31.2-8.6-12.7-96.5-16.3-7.3-19.2-26.311.1-16.9-11.8-49.4-114.6-16.7-21.4-17.0-14.3136.8-6.4-19.8-5.4-570.7-5.5-16.1-6.9-9.326.8-11.5-10.1-8.4-6.8-10.8-113.2-5.3-105.9-5.0-4.1-48.6-4.3-73.1-2.3-2.8-5.4

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value625972645652646046457655564369414131573631306045352443273936384435281819191717131413166.6368.0727.498
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments To Acquire Investments

us-gaap:PaymentsToAcquireInvestments

us-gaap:PaymentsToAcquireInvestments


Payments
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-06-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-31
Value15310.0-0.063-0.00.00.00.00.00.00.00.00.1010.05.0
Percentage of PaymentsToAcquireInvestments100.0100.00.00.0100.00.00.00.00.00.00.00.00.0100.00.0100.0

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-248.7-199.2-26.3-76.5-87.0-255.434551-179.8-206.4-21.3-271.4-122.9-254.2128467-40.5-192.3-25.682-37.185-692.128-277.805-22.222-100.1292735-132.057-427.444-47.202-22.807-81.625-96.167-88.061-114.5414-110.4493184.658100104-121.41668-86.20167-61.963-51.819-62.798
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-33.3-27.4-3.7-10.9-12.8-37.051.17.9-27.6-33.0-3.5-45.3-20.4-43.722.585.1-7.7-38.3-5.1-7.5-138.9-56.4-4.0-18.2549.7-28.7-92.0-10.5-5.4-19.9-28.9-20.1-27.23.5-26.679.91.229.129.8-35.720.8-27.623.1-21.6-18.4-22.7

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:ProceedsFromIssuanceOfLongTermDebt


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-12-312016-09-302015-12-312015-09-302014-12-312014-09-302013-12-312012-12-312011-12-312011-09-302010-09-30
Value0.00.04940.00.02210.03970.00.00.00.00.00.00.00.00.00.00.00.02470.00.0
Percentage of ProceedsFromIssuanceOfLongTermDebt0.00.0100.00.00.0100.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.0100.00.00.0

Payments Of Dividends

us-gaap:PaymentsOfDividends

us-gaap:PaymentsOfDividends


Payments
Period End2021-06-302021-03-312020-12-312020-09-152020-09-302020-06-152020-06-302020-03-312019-12-312019-09-302019-06-282019-06-302019-03-292019-03-312018-12-312018-09-302018-06-302018-03-31
Value47474343434444434040414140400.00.00.00.0
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

Dividends

us-gaap:Dividends

us-gaap:Dividends


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value400000.0400000.0200000.0100000.001000000.0-400000.0800000.0100000.0100000.0000
Percentage of Dividends100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.00.00.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-03-31
Value150100505075173100755075156102143360.11016699144660.0116200.00.00.0595603388116251132221693673
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateStatedPercentage

vrsk:The3625SeniorNote


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-05-08
Value3.6253.6253.6253.6250.036250.03625
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations vrsk:The3625SeniorNote0.00.00.00.00.00.0

vrsk:The4000SeniorNote


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value4.04.04.04.00.040.04
Percentage of DebtInstrumentInterestRateStatedPercentage110.3110.3110.3110.3110.30.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations vrsk:The4000SeniorNote0.00.00.00.00.00.0

vrsk:The4125SeniorNote


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value4.1254.1254.1254.1250.041250.04125
Percentage of DebtInstrumentInterestRateStatedPercentage113.8113.8113.8113.8113.80.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations vrsk:The4125SeniorNote0.00.00.00.00.00.0

vrsk:The4125SeniorNoteMaturingSeptember122022


Debt
Period End2020-12-312020-09-302020-06-302019-12-31
Value4.1254.1250.041250.04125
Percentage of DebtInstrumentInterestRateStatedPercentage113.8113.8113.80.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations vrsk:The4125SeniorNoteMaturingSeptember1220220.00.00.00.0

vrsk:The5500SeniorNote


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value5.55.55.55.50.0550.055
Percentage of DebtInstrumentInterestRateStatedPercentage151.7151.7151.7151.7151.70.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations vrsk:The5500SeniorNote0.00.00.00.00.00.0

vrsk:The5800SeniorNote


Debt
Period End2021-03-312020-12-312020-09-302020-06-302019-12-31
Value5.85.85.80.0580.058
Percentage of DebtInstrumentInterestRateStatedPercentage160.0160.0160.0160.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations vrsk:The5800SeniorNote0.00.00.00.00.0

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument, us-gaap:SubsequentEventType

vrsk:The5800SeniorNote, us-gaap:SubsequentEvent


Debt
Period End2021-05-01
Value5.8
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations vrsk:The5800SeniorNote us-gaap:SubsequentEvent0.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value35.622.5-0.722.60.2040.2080.0110.1550.1970.210.00580.13910.17030.1804-0.11810.33190.2880.32470.00610.260.33490.31690.00350.31980.18760.38120.00220.37220.37870.3570.00160.36190.36170.367-0.02780.39310.39470.394-0.0110.3920.3990.401-0.0110.4030.4090.435
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value38734633932130639619724421010476
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
Value818556576853515187118102
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 End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value9.91117161614109.5241717232731
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value484634178.10.8730.7890.7410.5951.6151.485
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Litigation Reserve Current

us-gaap:LitigationReserveCurrent

us-gaap:LitigationReserveCurrent


Litigation
Period End2020-12-312019-12-31
Value126128
Percentage of LitigationReserveCurrent100.0100.0

us-gaap:LitigationReserveCurrent us-gaap:LitigationCase

vrsk:XactwareSolutionsIncPatentLitigation


Litigation
Period End2020-12-31
Value125
Percentage of LitigationReserveCurrent98.8

us-gaap:AcceleratedShareRepurchasesInitialPricePaidPerShare us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType

us-gaap:AcceleratedShareRepurchasesInitialPricePaidPerShare

vrsk:June2020ShareRepurchaseProgram, us-gaap:SubsequentEvent


Accelerated
Period End2020-07-01
Value170.2
Percentage of AcceleratedShareRepurchasesInitialPricePaidPerShare100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-30
Value3.27.80.59999999999999950.03.50.40.05.10.20.03.5
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.00.0100.0100.00.0100.0100.00.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-30
Value3.27.80.59999999999999950.03.50.40.05.10.20.03.5
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.00.0100.0100.00.0100.0100.00.0100.0

us-gaap:Parent


Adjustments
Period End2021-06-302020-06-30
Value3.23.5
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0

us-gaap:AmortizationOfDeferredLoanOriginationFeesNet

us-gaap:AmortizationOfDeferredLoanOriginationFeesNet


Amortization
Period End2021-06-302020-09-302020-06-302019-12-312019-09-302019-06-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-300000.0-500000.0-500000.0-400000.0-1600000.0-1000000.0-1000000.0-1100000.0-1001000.0-1527000.0-1344000.0-1128000.0-1129000.0-1136000.0-9439000.0-1195000.0-649000.0-667000.0-661000.0-661000.0-665000.0-680000.0-680000.0-688000.0-688000.0-553000.0-551000.0-545000.0-500000.0-426000.0-420000.0-309000.0-307000.0-367000.0-394000.0-395000.0
Percentage of AmortizationOfDeferredLoanOriginationFeesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AmortizationOfFinancingCostsAndDiscounts


Amortization
Period End2021-03-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value400000.0300000.0400000.01600000.01000000.0900000.01100000.01000000.01100000.01000000.01000000.01000000.01100000.0
Percentage of AmortizationOfFinancingCostsAndDiscounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationAcquisitionRelatedCosts

us-gaap:BusinessCombinationAcquisitionRelatedCosts


Business
Period End2021-06-302021-03-312020-06-302018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312012-06-302011-12-312011-09-302011-06-302010-12-312010-09-302010-06-30
Value300000.0500000.000500000.0700000.03200000.01400000.01300000.0835000.02700000.00000-3364000.00-544000.00
Percentage of BusinessCombinationAcquisitionRelatedCosts100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.00.0100.00.0

us-gaap:BusinessCombinationAcquisitionRelatedCosts us-gaap:BusinessAcquisition

vrsk:FrancoSignor


Business
Period End2020-09-30
Value500000.0
Percentage of BusinessCombinationAcquisitionRelatedCosts0.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferred1

vrsk:FrancoSignor


Business
Period End2021-03-022020-09-09
Value13159
Percentage of BusinessCombinationConsiderationTransferred1100.0100.0

vrsk:JornayaAcquisition


Business
Period End2020-12-16
Value125
Percentage of BusinessCombinationConsiderationTransferred10.0

vrsk:The2021Acquisitions


Business
Period End2021-06-302021-03-31
Value2213
Percentage of BusinessCombinationConsiderationTransferred10.00.0

vrsk:WhitespaceSoftwareLimited


Business
Period End2021-07-31
Value3.5
Percentage of BusinessCombinationConsiderationTransferred10.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CapitalExpendituresIncurredButNotYetPaid


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1400000.0900000.0-300000.01100000.0700000.0700000.01100000.0500000.0400000.0700000.0-1500000.01800000.0900000.01000000.01600000.0-1000000.0600000.01700000.0-436000.0707000.0-52000.01681000.02172000.0-4053000.03802000.0856000.0-1586000.0415000.0625000.0622000.03070000.0-536000.0-984000.04410000.03948000.0-866000.0359000.01505000.02659000.0471000.0-3000.0310000.01395000.075000.0-147000.0815000.0
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalLeaseObligationsIncurred

us-gaap:CapitalLeaseObligationsIncurred


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.62.05.5230.11.51.09.87.78.51.43.77.76.73.70.50.00.198100.290.3470.5620.2530.4890.4161.3623.4080.7640.511.4986.9081.1080.9980.3250.5012.6210.422-0.435-0.331.0936.920.2890.6630.0270.575
Percentage of CapitalLeaseObligationsIncurred100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAcquiredFromAcquisition

us-gaap:CashAcquiredFromAcquisition


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.93.85.95.20.00.03.63.10.03.70.20.00.82.37.8180.43.61.0660.01.0340.05.4050.0350.2320.3040.00.00.00.00.00.06.7260.0290.00.00.590.08.9680.00.01.556
Percentage of CashAcquiredFromAcquisition100.0100.0100.0100.00.00.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.00.0100.0100.0100.00.00.00.00.00.00.0100.00.0100.00.00.0100.00.0100.00.00.0100.0

us-gaap:CashAcquiredFromAcquisition us-gaap:BusinessAcquisition

vrsk:FrancoSignor


Cash
Period End2020-09-09
Value5.2
Percentage of CashAcquiredFromAcquisition0.0

vrsk:The2021Acquisitions


Cash
Period End2021-06-302021-03-31
Value1.93.8
Percentage of CashAcquiredFromAcquisition100.0100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerLiabilityRevenueRecognized


Contract
Period End2021-06-302021-03-312020-12-31
Value4817678
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0

us-gaap:DeferredIncomeTaxesAndTaxCredits

us-gaap:DeferredIncomeTaxesAndTaxCredits


Deferred
Period End2021-03-312020-03-31
Value-0.7-0.1
Percentage of DeferredIncomeTaxesAndTaxCredits100.0100.0

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0-100000.00-100000.0-2000000.000-100000.0-100000.0-100000.0-100000.0-100000.0-100000.0-100000.0-100000.0-100000.0-100000.0-100000.0-100000.00-200000.0
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses0.0100.00.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

vrsk:PensionPlanAndSERPPlan


Defined
Period End2021-06-302021-03-312020-06-302020-03-31
Value-900000.0-1000000.0-1900000.0-1000000.0
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses0.01000.095.00.0

vrsk:PensionPlanAndSerp


Defined
Period End2020-09-302020-06-302019-09-302019-06-30
Value-1700000.0-1900000.0-700000.0-1600000.0
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses1700.095.0700.01600.0

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-100000.00900000.0-1000000.000-100000.000-100000.00-100000.0-100000.00000-100000.0
Percentage of DefinedBenefitPlanAmortizationOfPriorServiceCostCredit100.00.0100.0100.00.00.0100.00.00.0100.00.0100.0100.00.00.00.00.0100.0

vrsk:PensionPlanAndSerp


Defined
Period End2020-09-302020-06-302019-09-302019-06-30
Value0100000.00100000.0
Percentage of DefinedBenefitPlanAmortizationOfPriorServiceCostCredit0.0-10.00.0-100.0

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0.00.10.00.11.00.00.10.00.10.00.10.00.00.10.00.10.10.10.10.10.1
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets0.0100.00.0100.0100.00.0100.00.0100.00.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.0

vrsk:PensionPlanAndSERPPlan


Defined
Period End2021-06-302021-03-312020-06-302020-03-31
Value8.28.26.87.6
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets0.08200.0680.00.0

vrsk:PensionPlanAndSerp


Defined
Period End2020-09-302020-06-302019-09-302019-06-30
Value7.96.87.19.1
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets7900.0680.00.09100.0

us-gaap:DefinedBenefitPlanInterestCost us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanInterestCost

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0.10.1-0.91.00.00.10.00.20.00.10.00.10.10.10.10.10.10.10.10.1
Percentage of DefinedBenefitPlanInterestCost100.0100.0100.0100.00.0100.00.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

vrsk:PensionPlanAndSERPPlan


Defined
Period End2021-06-302021-03-312020-06-302020-03-31
Value2.82.83.63.3
Percentage of DefinedBenefitPlanInterestCost2800.00.0360.00.0

vrsk:PensionPlanAndSerp


Defined
Period End2020-09-302020-06-302019-09-302019-06-30
Value2.93.63.44.7
Percentage of DefinedBenefitPlanInterestCost-322.2360.00.02350.0

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
Value0.1-0.91.00.00.00.10.10.10.10.10.10.10.10.10.10.10.10.00.1
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

vrsk:PensionPlanAndSERPPlan


Defined
Period End2021-06-302021-03-312020-06-302020-03-31
Value-4.4-4.4-1.2-3.3
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost0.00.0-120.00.0

vrsk:PensionPlanAndSerp


Defined
Period End2020-09-302020-06-302019-09-302019-06-30
Value-3.3-1.2-3.0-2.7
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost366.7-120.0-3000.0-2700.0

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
Value53485049454647454546433941403633313328292931343328242321201916171615131213111010101110109.9449.929
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:DividendsCommonStock

us-gaap:DividendsCommonStock


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value47464444434440414141
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock us-gaap:StatementEquityComponents

us-gaap:Parent


Dividends
Period End2021-06-302020-06-30
Value4743
Percentage of DividendsCommonStock100.0100.0

us-gaap:RetainedEarnings


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value47464444434440414141
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Effect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value700000.0-3700000.05400000.0800000.0700000.0-200000.04400000.0-100000.01100000.0600000.01400000.0-5800000.0-700000.03200000.0
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseInterestExpense

us-gaap:FinanceLeaseInterestExpense


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value100000.0300000.0200000.0200000.0100000.0200000.0600000.0400000.0400000.0400000.0
Percentage of FinanceLeaseInterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseInterestPaymentOnLiability

us-gaap:FinanceLeaseInterestPaymentOnLiability


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value100000.0300000.0200000.0200000.0100000.0200000.0600000.0400000.0400000.0400000.0
Percentage of FinanceLeaseInterestPaymentOnLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeasePrincipalPayments

us-gaap:FinanceLeasePrincipalPayments


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1.81.91.48.62.51.93.76.92.52.1
Percentage of FinanceLeasePrincipalPayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseRightOfUseAssetAmortization

us-gaap:FinanceLeaseRightOfUseAssetAmortization


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value3.33.57.23.11.41.63.14.03.32.8
Percentage of FinanceLeaseRightOfUseAssetAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinitelivedIntangibleAssetsAcquired1 us-gaap:BusinessAcquisition

us-gaap:FinitelivedIntangibleAssetsAcquired1

vrsk:The2021Acquisitions


Finitelived
Period End2021-06-302021-03-31
Value9.011
Percentage of FinitelivedIntangibleAssetsAcquired1100.0100.0

us-gaap:FinitelivedIntangibleAssetsAcquired1 us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass

vrsk:The2021Acquisitions, vrsk:Customer


Finitelived
Period End2021-06-302021-03-31
Value3.37.7
Percentage of FinitelivedIntangibleAssetsAcquired136.767.5

vrsk:The2021Acquisitions, vrsk:Marketing


Finitelived
Period End2021-06-302021-03-31
Value1.20.6
Percentage of FinitelivedIntangibleAssetsAcquired113.35.3

vrsk:The2021Acquisitions, vrsk:Technology


Finitelived
Period End2021-06-302021-03-31
Value4.53.1
Percentage of FinitelivedIntangibleAssetsAcquired150.027.2

us-gaap:GainLossOnDispositionOfAssets1

us-gaap:GainLossOnDispositionOfAssets1


Gain
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value0.0-0.019-6.2-0.00.00.0
Percentage of GainLossOnDispositionOfAssets10.00.0100.0100.00.00.00.0

us-gaap:GainLossOnSaleOfBusiness us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:IncomeStatementLocation

us-gaap:GainLossOnSaleOfBusiness

vrsk:BackgroundScreeningBusiness, us-gaap:OtherOperatingIncomeExpense


Gain
Period End2021-06-302021-03-312020-02-14
Value0.01515
Percentage of GainLossOnSaleOfBusiness0.0100.0100.0

vrsk:DataWarehouseBusiness, us-gaap:OtherOperatingIncomeExpense


Gain
Period End2021-03-31
Value3.5
Percentage of GainLossOnSaleOfBusiness22.0

us-gaap:GoodwillAcquiredDuringPeriod

us-gaap:GoodwillAcquiredDuringPeriod


Goodwill
Period End2021-03-312019-03-312014-03-312012-03-31
Value20322.995223
Percentage of GoodwillAcquiredDuringPeriod100.0100.0100.0100.0

us-gaap:GoodwillAcquiredDuringPeriod us-gaap:StatementBusinessSegments

vrsk:Insurance


Goodwill
Period End2021-03-31
Value20
Percentage of GoodwillAcquiredDuringPeriod100.0

us-gaap:GoodwillForeignCurrencyTranslationGainLoss

us-gaap:GoodwillForeignCurrencyTranslationGainLoss


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312016-03-31
Value105.5117801.0-124.5122-59.8-41.237-49.112
Percentage of GoodwillForeignCurrencyTranslationGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillForeignCurrencyTranslationGainLoss us-gaap:StatementBusinessSegments

vrsk:EnergyAndSpecializedMarkets


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-30
Value8.72.69263
Percentage of GoodwillForeignCurrencyTranslationGainLoss79.847.378.978.5

vrsk:FinancialServices


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-30
Value-0.2-0.20.50.4
Percentage of GoodwillForeignCurrencyTranslationGainLoss-1.8-3.60.40.5

vrsk:Insurance


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-30
Value2.43.12416
Percentage of GoodwillForeignCurrencyTranslationGainLoss22.056.420.621.0

us-gaap:GoodwillPeriodIncreaseDecrease

us-gaap:GoodwillPeriodIncreaseDecrease


Goodwill
Period End2020-09-302019-12-31
Value0.0-7.9
Percentage of GoodwillPeriodIncreaseDecrease0.0100.0

us-gaap:GoodwillPeriodIncreaseDecrease us-gaap:StatementBusinessSegments

vrsk:EnergyAndSpecializedMarkets


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-30
Value0.0150.00.0
Percentage of GoodwillPeriodIncreaseDecrease0.00.00.00.0

vrsk:Insurance


Goodwill
Period End2020-09-30
Value0.0
Percentage of GoodwillPeriodIncreaseDecrease0.0

us-gaap:GoodwillPurchaseAccountingAdjustments

us-gaap:GoodwillPurchaseAccountingAdjustments


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312015-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value0.01.1-5.80.30.50.9-1.70.30.1-0.2-0.0020.01.6170.3050.802-0.0010.038
Percentage of GoodwillPurchaseAccountingAdjustments0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:GoodwillPurchaseAccountingAdjustments us-gaap:StatementBusinessSegments

vrsk:EnergyAndSpecializedMarkets


Goodwill
Period End2020-12-312020-09-30
Value-4.80.1
Percentage of GoodwillPurchaseAccountingAdjustments82.833.3

vrsk:Insurance


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-30
Value0.01.1-1.00.2
Percentage of GoodwillPurchaseAccountingAdjustments0.0100.017.266.7

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value5.9-25.9363910-62.0-1.813833-29.924414.8-3.06.83811-28.34.6051919-46.156-7.657265.776-33.16914246.212-32.886212523-36.2068.08827-3.158-20.9662.959276.91-22.17.595157.088-25.415
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInContractWithCustomerLiability


Increase
Period End2021-03-312020-03-31
Value256237
Percentage of IncreaseDecreaseInContractWithCustomerLiability100.0100.0

us-gaap:IncreaseDecreaseInDeferredRevenue

us-gaap:IncreaseDecreaseInDeferredRevenue


Increase
Period End2021-06-302020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-69.2-90.5-52.8237-60.1-95.3-50.9217-50.5-72.5-75.3199-18.0-63.8-57.1168-22.855-77.926-53.896146-12.774-69.077-68.63106-4.537-55.015-34.652116-16.402-43.494-26.877113-19.095-37.45-35.062112-12.468-25.679-33.53784-8.567-26.408-32.31488
Percentage of IncreaseDecreaseInDeferredRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInIncomeTaxes

us-gaap:IncreaseDecreaseInIncomeTaxes


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-37.838-3.8-63.325411.12.7-14.125-16.810-21.2248.617-51.448-36.558-16.44912496.86432-45.09356-31.6090.561-26.46871-8.89324-23.42947-15.797391247
Percentage of IncreaseDecreaseInIncomeTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities


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-0.8-17.1-4.41.58.20.5-2.4-7.50.6-0.4-5.7-0.30.2-29.3-1.3-7.3-2.3-6.9-1.63-3.3014.349-4.2180.6275.138-2.599-0.391-0.520.326-0.568-0.28-8.577-6.964-22.346-3.706-5.727-0.516-5.348-2.269-14.866-5.896-9.956-4.957-8.837-5.558-4.3651.049
Percentage of IncreaseDecreaseInOtherOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value184.24.48.33518-0.29.2-9.8-6.65.82.4136.94.28.2134.71.547135.591-4.088-9.3387.085-6.886-2.861-2.477-1.491102.632-2.3413.031-0.9282.6246.576-2.837-7.172.881-0.509-4.8530.1927.89-2.23-4.1730.9134.591
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseCost

us-gaap:LeaseCost


Lease
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value16162016141416161515
Percentage of LeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LossContingencyDamagesAwardedValue us-gaap:LitigationCase

us-gaap:LossContingencyDamagesAwardedValue

vrsk:EagleViewTechnologiesIncAndPictometryInternationalGroupIncVXactwareSolutionsIncAndVeriskAnalyticsInc


Loss
Period End2021-02-16
Value375
Percentage of LossContingencyDamagesAwardedValue100.0

us-gaap:LossContingencyDamagesAwardedValue us-gaap:LitigationCase, us-gaap:SubsequentEventType

vrsk:EagleViewTechnologiesIncAndPictometryInternationalGroupIncVXactwareSolutionsIncAndVeriskAnalyticsInc, us-gaap:SubsequentEvent


Loss
Period End2021-02-16
Value375
Percentage of LossContingencyDamagesAwardedValue100.0

us-gaap:NoncontrollingInterestIncreaseFromBusinessCombination

us-gaap:NoncontrollingInterestIncreaseFromBusinessCombination


Noncontrolling
Period End2021-06-302021-03-31
Value3.816
Percentage of NoncontrollingInterestIncreaseFromBusinessCombination100.0100.0

us-gaap:NoncontrollingInterestIncreaseFromBusinessCombination us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Noncontrolling
Period End2021-06-302021-03-31
Value3.816
Percentage of NoncontrollingInterestIncreaseFromBusinessCombination100.0100.0

us-gaap:OciBeforeReclassificationsBeforeTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:OciBeforeReclassificationsBeforeTaxAttributableToParent

vrsk:PensionAndPostretirementAdjustment


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value2.02.11.43.55.02.12.02.9
Percentage of OciBeforeReclassificationsBeforeTaxAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent

vrsk:PensionAndPostretirementAdjustment


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value1.41.60.7999999999999992.73.91.51.72.3
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseCost


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value13131313121212111212
Percentage of OperatingLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeasePayments


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value12121313121314101112
Percentage of OperatingLeasePayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest


Other
Period End2021-06-30
Value100000.0
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax


Other
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-30
Value16165115-0.1178-87.3-60.9
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsTax us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsTax

vrsk:PensionAndPostretirementAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value600000.0500000.0600000.0800000.01100000.0600000.0300000.0600000.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsTax100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value179.71651161.9-171.5196-86.1-59.760-91.4-34.7-164.9103
Percentage of OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value168.7165115-0.1-172.6178-87.3-60.958-55.5-35.7-165.6102
Percentage of OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent93.889.7100.298.5-5.3100.690.9101.4102.097.560.7102.9100.498.8

vrsk:PensionAndPostretirementAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value1.11.0-0.41.72.01.11.21.2
Percentage of OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent6.210.3-0.21.5105.3-0.6-1.4-2.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value179.51651161.5-171.8191-86.2-59.959-82.3-35.4-164.9103
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value168.7165115-0.1-172.6178-87.3-60.958-55.5-35.7-165.6102
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent95.491.6100.298.9-6.7100.593.0101.3101.798.267.4100.8100.499.0

vrsk:PensionAndPostretirementAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value0.80.8-0.41.31.60.81.11.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent4.68.4-0.21.1106.7-0.5-1.3-1.7

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value-0.8-0.8-1.3-1.6-0.8-13.4-1.1-1.0-1.126-0.3-0.7-1.0-8.7-0.9-0.8-0.714-0.21-0.72-0.5070.231-0.321-0.387-0.61436-0.103-0.171-0.143-43.51-1.332-0.948-0.86912-0.401-0.452-0.92824-0.697
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value300000.0200000.00400000.0400000.0300000.04500000.0100000.0200000.0400000.0-9100000.0700000.00200000.0
Percentage of OtherComprehensiveIncomeLossTaxPortionAttributableToParent1100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1 us-gaap:StatementEquityComponents

vrsk:PensionAndPostretirementAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value300000.0200000.00400000.0400000.0300000.0100000.0200000.0
Percentage of OtherComprehensiveIncomeLossTaxPortionAttributableToParent1100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:OtherOperatingIncomeExpenseNet

us-gaap:OtherOperatingIncomeExpenseNet


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-03-31
Value0.00.00.0190.0-6.20.0
Percentage of OtherOperatingIncomeExpenseNet0.00.00.0100.00.0100.00.0

us-gaap:OtherOperatingIncomeExpenseNet us-gaap:StatementBusinessSegments

vrsk:FinancialServices


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-03-31
Value0.00.00.03.50.0-6.20.0
Percentage of OtherOperatingIncomeExpenseNet0.00.00.018.00.0100.00.0

vrsk:Insurance


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-03-31
Value0.00.00.0150.0
Percentage of OtherOperatingIncomeExpenseNet0.00.00.082.00.0

us-gaap:PaymentForContingentConsiderationLiabilityFinancingActivities

us-gaap:PaymentForContingentConsiderationLiabilityFinancingActivities


Payment
Period End2020-12-312020-09-302020-06-302019-06-30
Value0.00.034-0.0
Percentage of PaymentForContingentConsiderationLiabilityFinancingActivities0.00.0100.00.0

us-gaap:PaymentForContingentConsiderationLiabilityInvestingActivities

us-gaap:PaymentForContingentConsiderationLiabilityInvestingActivities


Payment
Period End2021-06-302021-03-31
Value01200000.0
Percentage of PaymentForContingentConsiderationLiabilityInvestingActivities0.0100.0

us-gaap:PaymentsForProceedsFromDepositsOnRealEstateAcquisitions

us-gaap:PaymentsForProceedsFromDepositsOnRealEstateAcquisitions


Payments
Period End2021-06-302020-09-302019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value4.88.04.50.00.00.05.90.4182.79.84.4
Percentage of PaymentsForProceedsFromDepositsOnRealEstateAcquisitions100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromOtherInvestingActivities


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-400000.0-400000.02500000.0-5700000.01500000.0-6100000.0-300000.0800000.01400000.06000000.00-500000.003100000.07200000.0000-9620000.000620000.0000000000-88000.0247000.0-439000.0-1455000.0000000-496000.0213000.0
Percentage of PaymentsForProceedsFromOtherInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.00.00.00.0100.00.00.0100.00.00.00.00.00.00.00.00.00.0100.0100.0100.0100.00.00.00.00.00.00.0100.0100.0

us-gaap:PaymentsForProceedsFromTenantAllowance

us-gaap:PaymentsForProceedsFromTenantAllowance


Payments
Period End2020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value100000.00100000.0900000.0700000.0200000.0100000.00026000.040000.0034000.0420000.0720000.0448000.00278000.0-3000.060000.08799000.00000
Percentage of PaymentsForProceedsFromTenantAllowance100.00.0100.0100.0100.0100.0100.00.00.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.00.00.00.00.0

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfDebtIssuanceCosts


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.15.60.01.01.21.22.90.00.00.00.00.00.00.0250.4750.00.00.00.889139.10.4650.00.00.00.6050.2823.2930.1084.1780.2560.01.7810.00.0
Percentage of PaymentsOfDebtIssuanceCosts0.0100.0100.00.0100.0100.0100.0100.00.00.00.00.00.00.0100.0100.00.00.00.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.00.0100.00.00.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-30
Value3.27.80.59999999999999950.03.50.40.05.10.20.03.5
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.00.0100.0100.00.0100.0100.00.0100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1713123151-0.058940-0.0710.04521199564436622386.20.0460.028110.405310.00.04.0010.00.00.9830.0264110.5533300.00.01210.01830.00.1596.227
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired100.0100.0100.0100.00.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.00.00.0100.00.00.0100.00.0100.0100.0100.0100.00.00.0100.00.0100.00.0100.0100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired us-gaap:BusinessAcquisition

vrsk:FrancoSignor


Payments
Period End2020-09-09
Value159
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired0.0

vrsk:Roskillacquisition


Payments
Period End2021-06-17
Value22
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired0.0

vrsk:The2021Acquisitions


Payments
Period End2021-06-302021-03-31
Value2213
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired127.0100.0

vrsk:WhitespaceSoftwareLimited


Payments
Period End2021-03-02
Value12
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired0.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-1800000.0-1900000.0-1400000.0-8500000.0-2400000.0-1900000.0-3700000.0-6900000.0-3200000.0-2100000.0-7300000.0-1300000.0-5700000.0-500000.0-700000.0-1400000.0-5200000.0-500000.0-501000.0-863000.0-2367000.0-1169000.0-1247000.0-2215000.0-1276000.0-1293000.0-1270000.0-2353000.0-827000.0-1268000.0-1420000.0-1239000.0-1954000.0-2157000.0-1398000.0-1710000.0-1317000.0-2124000.0
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfProductiveAssets

us-gaap:ProceedsFromSaleOfProductiveAssets


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value0.00.00.0230.00.0
Percentage of ProceedsFromSaleOfProductiveAssets0.00.00.0100.00.00.0

us-gaap:ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths

us-gaap:ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312018-12-312017-12-312016-09-302015-09-302014-09-30
Value0.00.00.0200.00.00.00.00.00.00.0
Percentage of ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths0.00.00.0100.00.00.00.00.00.00.00.0

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProceedsFromStockOptionsExercised


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value137.6192622196.6132011122729179.03.6147.58.50916114.7277.548139.7678.3363.7935.9327.1197.80429201812241018141410143.579153.428160.0
Percentage of ProceedsFromStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:ProvisionForDoubtfulAccounts


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value5.53.26.31.43.91.52.11.82.11.21.51.31.31.50.60.60.00.80.9170.1560.8090.5180.1540.6950.3310.1250.8610.6060.574-0.2271.2940.5550.3350.2980.4890.1150.1060.3550.4260.2950.4060.1510.0860.0360.4210.105
Percentage of ProvisionForDoubtfulAccounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent

vrsk:PensionAndPostretirementAdjustment


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value900000.01100000.01800000.01800000.03000000.01000000.0800000.01700000.0
Percentage of ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent

vrsk:PensionAndPostretirementAdjustment


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value600000.0800000.01200000.01400000.02300000.0700000.0600000.01300000.0
Percentage of ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAociCurrentPeriodTax us-gaap:StatementEquityComponents

us-gaap:ReclassificationFromAociCurrentPeriodTax

vrsk:PensionAndPostretirementAdjustment


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value300000.0300000.0600000.0400000.0700000.0300000.0200000.0400000.0
Percentage of ReclassificationFromAociCurrentPeriodTax100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfDebt us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:RepaymentsOfDebt

vrsk:The5800SeniorNote, us-gaap:SubsequentEvent


Repayments
Period End2021-05-01
Value450
Percentage of RepaymentsOfDebt100.0

us-gaap:RepaymentsOfShortTermDebt

us-gaap:RepaymentsOfShortTermDebt


Repayments
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-03-312017-03-312015-06-302015-03-312013-12-312013-03-312012-12-312012-07-312011-12-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value0.04207560100245235100-80.01300.010.00.010.01450.0279150.0-62.94562
Percentage of RepaymentsOfShortTermDebt0.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.00.0100.0100.00.0100.0100.0

us-gaap:RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths

us-gaap:RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths


Repayments
Period End2020-12-312020-09-302020-06-302019-06-30
Value0.00.020-0.0
Percentage of RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths0.00.0100.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate us-gaap:AwardType, us-gaap:EmployeeStockOwnershipPlanESOPDisclosuresByPlan

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate

vrsk:EmployeeStockPurchasePlan, vrsk:UKSharesavePlan


Share
Period End2021-06-302021-03-312020-12-31
Value05.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate0.0100.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value2.63.11.99999999999999912.12.02.11.21.31.20.50.50.5
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value5.16.85.26.14.96.14.96.04.64.74.95.1
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue196.2219.4260.0290.5245.0290.5408.3461.5383.3940.0980.01020.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302015-09-302014-09-302013-09-30
Value00.6300.7029-0.70290.710.792-0.00010000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate0.0100.00.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302015-09-302014-09-302013-09-30
Value0.0123.60.0718.228-17.98818.1718.572-0.000718.325-0.00010.00060.18460.0001-0.00450.1916-0.0002-0.0003-0.0003-0.0057
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302015-09-302014-09-302013-09-30
Value00.37-0.021.5142-1.57421.592.2273-0.00022.50480.0001-0.00070.02580-0.00020.0184-0.00010-0.00010.0004
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue


Share
Period End2021-06-302021-03-312020-12-31
Value191341
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross us-gaap:AwardType, us-gaap:EmployeeStockOwnershipPlanESOPDisclosuresByPlan, us-gaap:SubsequentEventType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross

vrsk:EmployeeStockPurchasePlan, vrsk:UKSharesavePlan, us-gaap:SubsequentEvent


Share
Period End2020-07-01
Value8174.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross us-gaap:SubsequentEventType, us-gaap:Vesting

us-gaap:SubsequentEvent, us-gaap:ShareBasedCompensationAwardTrancheOne


Share
Period End2020-07-01
Value3570.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross43.7

us-gaap:SubsequentEvent, us-gaap:ShareBasedCompensationAwardTrancheTwo


Share
Period End2020-07-01
Value12090.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross147.9

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross us-gaap:TitleOfIndividual, us-gaap:AwardType, us-gaap:SubsequentEventType

srt:Director, vrsk:DeferredStockUnits, us-gaap:SubsequentEvent


Share
Period End2020-07-01
Value7180.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross87.8

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod us-gaap:SubsequentEventType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod

us-gaap:SubsequentEvent


Share
Period End2020-07-01
Value0.00408
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1


Sharebased
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4.86.24.95.14.55.64.44.93.74.44.44.74.03.7
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueOther

us-gaap:StockIssuedDuringPeriodValueOther


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1500000.01700000.01600000.01300000.01400000.01200000.01100000.01100000.01000000.01100000.0-2300000.0800000.0800000.0700000.00056000.0-1000.045000.000365000.0
Percentage of StockIssuedDuringPeriodValueOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.00.00.0100.0

us-gaap:StockIssuedDuringPeriodValueOther us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1400000.01600000.01400000.01100000.01300000.01100000.01000000.01000000.0800000.01000000.00700000.0700000.000-100000.039000.0-98000.041000.0-82000.00331000.0
Percentage of StockIssuedDuringPeriodValueOther93.394.187.584.692.991.790.990.980.090.9-0.087.587.50.00.00.069.69800.091.10.00.090.7

us-gaap:Parent


Stock
Period End2021-06-302020-06-30
Value1500000.01400000.0
Percentage of StockIssuedDuringPeriodValueOther100.0100.0

us-gaap:TreasuryStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value100000.0100000.0200000.0200000.0100000.0100000.0100000.0100000.0200000.0100000.00100000.0100000.000100000.017000.097000.04000.082000.0034000.0
Percentage of StockIssuedDuringPeriodValueOther6.75.912.515.47.18.39.19.120.09.1-0.012.512.50.00.00.030.4-9700.08.90.00.09.3

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value137.4202626196.8132611122733179.13.6177.31322236.378202311137.817.8759.1051542333328522339443629
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value116.1172022145.110228.78.81926126.22.7145.41119205.384171910106.6886.7397.8351237282824431932352921
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised84.982.483.379.685.275.975.081.584.975.068.869.779.771.768.175.080.474.083.285.684.684.482.482.086.083.485.685.686.185.088.186.886.084.682.983.183.580.778.772.6

us-gaap:Parent


Stock
Period End2021-06-302020-06-30
Value1326
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0

us-gaap:TreasuryStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value2.11.33.45.33.94.71.72.44.02.94.08.46.74.92.90.93.51.92.2273.33.6790.9943.6754.2261.6482.1811.1221.1361.272.2535.0564.4054.6364.4269.053.9856.4528.5527.882
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised15.117.616.720.414.824.125.018.515.125.031.230.320.328.331.925.019.626.016.814.415.415.617.618.014.016.614.414.413.915.011.913.214.015.417.116.916.519.321.3

us-gaap:TreasuryStockValueAcquiredCostMethod

us-gaap:TreasuryStockValueAcquiredCostMethod


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value150100505075173100755075156101140390.010155104143730.0116200.05906530881162411621290-234.8676838
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockValueAcquiredCostMethod us-gaap:ShareRepurchaseProgram

vrsk:ShareRepurchasePrograms


Treasury
Period End2021-06-302021-03-312020-09-30
Value15010050
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0

us-gaap:TreasuryStockValueAcquiredCostMethod us-gaap:StatementEquityComponents

us-gaap:Parent


Treasury
Period End2021-06-302020-06-30
Value15075
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0

us-gaap:TreasuryStock


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value150100505075173100755075156101140390.010155104143730.0116200.04906530881162411621290-234.8676838
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.00.083.1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

vrsk:AcceleratedShareRepurchasesInitialPriceShares us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType

vrsk:AcceleratedShareRepurchasesInitialPriceShares

vrsk:June2020ShareRepurchaseProgram, us-gaap:SubsequentEvent


Accelerated
Period End2020-07-01
Value235020.0
Percentage of AcceleratedShareRepurchasesInitialPriceShares100.0

vrsk:AcceleratedShareRepurchasesPurchasePrice us-gaap:ShareRepurchaseProgram

vrsk:AcceleratedShareRepurchasesPurchasePrice

vrsk:December2020ShareRepurchaseProgram


Accelerated
Period End2020-12-31
Value50
Percentage of AcceleratedShareRepurchasesPurchasePrice100.0

vrsk:March2021ShareRepurchaseProgram


Accelerated
Period End2021-03-31
Value125
Percentage of AcceleratedShareRepurchasesPurchasePrice0.0

vrsk:September2020ShareRepurchaseProgram


Accelerated
Period End2020-09-30
Value50
Percentage of AcceleratedShareRepurchasesPurchasePrice0.0

vrsk:AcceleratedShareRepurchasesPurchasePrice us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType

vrsk:AdditionalAsrAgreementWithCitibankNa, us-gaap:SubsequentEvent


Accelerated
Period End2021-04-01
Value100
Percentage of AcceleratedShareRepurchasesPurchasePrice0.0

vrsk:AcceleratedShareRepurchasesPurchasePrice us-gaap:TitleOfIndividual, us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType

srt:Director, vrsk:AdditionalASRAgreementWithHSBCBankUSANA, us-gaap:SubsequentEvent


Accelerated
Period End2021-07-01
Value120
Percentage of AcceleratedShareRepurchasesPurchasePrice0.0

vrsk:ChangeInDeferredIncomeTax

vrsk:ChangeInDeferredIncomeTax


Change
Period End2021-06-302020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value3312-1.4-0.1-1.9-27.4-3.33.327-7.6-0.5-0.6-69.5-4.00.6-0.716-7.856-11.68417-5.5488.888-7.8960.506270.1710.121-3.64384.8810.3850.622630.009-0.186-0.34923-3.7431.818-0.158
Percentage of ChangeInDeferredIncomeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

vrsk:ComprehensiveIncomeLossNetOfTaxImpactOnEquity

vrsk:ComprehensiveIncomeLossNetOfTaxImpactOnEquity


Comprehensive
Period End2021-06-302021-03-31
Value100000.0-200000.0
Percentage of ComprehensiveIncomeLossNetOfTaxImpactOnEquity100.0100.0

vrsk:ComprehensiveIncomeLossNetOfTaxImpactOnEquity us-gaap:StatementEquityComponents

us-gaap:Parent


Comprehensive
Period End2021-06-30
Value2400000.0
Percentage of ComprehensiveIncomeLossNetOfTaxImpactOnEquity2400.0

us-gaap:RetainedEarnings


Comprehensive
Period End2021-06-302021-03-31
Value2400000.0600000.0
Percentage of ComprehensiveIncomeLossNetOfTaxImpactOnEquity2400.0-300.0

vrsk:ContractWithCustomerLiabilityBillingsPaidInAdvance

vrsk:ContractWithCustomerLiabilityBillingsPaidInAdvance


Contract
Period End2021-06-302021-03-312020-12-31
Value-20.943312
Percentage of ContractWithCustomerLiabilityBillingsPaidInAdvance100.0100.0100.0

vrsk:DebtIssuanceCostIncludedInAccountsPayableAndAccruedLiabilities

vrsk:DebtIssuanceCostIncludedInAccountsPayableAndAccruedLiabilities


Debt
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value100000.0100000.001300000.001000000.00
Percentage of DebtIssuanceCostIncludedInAccountsPayableAndAccruedLiabilities100.0100.00.0100.00.0100.00.0

vrsk:DeferredTaxLiabilityEstablishedOnDateOfAcquisition

vrsk:DeferredTaxLiabilityEstablishedOnDateOfAcquisition


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302012-12-312012-09-302011-12-312011-09-30
Value2.22.2111.80.00.0402.90.00.10.50.0-2.147-119.190.0440.0
Percentage of DeferredTaxLiabilityEstablishedOnDateOfAcquisition100.0100.0100.0100.00.00.0100.0100.00.0100.0100.00.0100.0100.0100.00.0

vrsk:DefinedBenefitPlanPlanAssetsContributionByEmployerNet us-gaap:RetirementPlanType

vrsk:DefinedBenefitPlanPlanAssetsContributionByEmployerNet

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value800000.0-400000.0100000.01200000.0-400000.0-100000.00
Percentage of DefinedBenefitPlanPlanAssetsContributionByEmployerNet100.0100.0100.0100.0100.0100.00.0

vrsk:EarningsBeforeInterestIncomeTaxesDepreciationAndAmortizationFromReportableSegment

vrsk:EarningsBeforeInterestIncomeTaxesDepreciationAndAmortizationFromReportableSegment


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value370345344366345337290149297
Percentage of EarningsBeforeInterestIncomeTaxesDepreciationAndAmortizationFromReportableSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0

vrsk:EarningsBeforeInterestIncomeTaxesDepreciationAndAmortizationFromReportableSegment us-gaap:StatementBusinessSegments

vrsk:EnergyAndSpecializedMarkets


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value575351635249333040
Percentage of EarningsBeforeInterestIncomeTaxesDepreciationAndAmortizationFromReportableSegment15.515.514.917.215.114.611.620.213.6

vrsk:FinancialServices


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value2.42.910111114198.114
Percentage of EarningsBeforeInterestIncomeTaxesDepreciationAndAmortizationFromReportableSegment0.60.82.93.23.34.46.55.44.7

vrsk:Insurance


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value310289283291282273238111242
Percentage of EarningsBeforeInterestIncomeTaxesDepreciationAndAmortizationFromReportableSegment83.883.682.279.681.681.081.974.481.7

vrsk:GainLossOnDispositionOfFixedAssetsNet

vrsk:GainLossOnDispositionOfFixedAssetsNet


Gain
Period End2020-09-302020-06-302019-06-30
Value-100000.0-100000.00
Percentage of GainLossOnDispositionOfFixedAssetsNet100.0100.00.0

vrsk:GainLossOnDispositionOfPropertyPlantEquipmentNoncash

vrsk:GainLossOnDispositionOfPropertyPlantEquipmentNoncash


Gain
Period End2020-12-312020-09-302020-06-302020-03-312019-06-30
Value0003500000.00
Percentage of GainLossOnDispositionOfPropertyPlantEquipmentNoncash0.00.00.0100.00.0

vrsk:GoodwillReclassificationAdjustments us-gaap:StatementBusinessSegments

vrsk:GoodwillReclassificationAdjustments

vrsk:EnergyAndSpecializedMarkets


Goodwill
Period End2021-06-302021-03-31
Value0.0-15.8
Percentage of GoodwillReclassificationAdjustments0.0100.0

vrsk:Insurance


Goodwill
Period End2021-06-302021-03-31
Value0.015
Percentage of GoodwillReclassificationAdjustments0.0-100.0

vrsk:HeldForSaleAssetsContributedToNonpublicCompany

vrsk:HeldForSaleAssetsContributedToNonpublicCompany


Held
Period End2020-12-312020-09-302020-06-302020-03-312019-06-30
Value0.07.450580596923828e-150.0650.0
Percentage of HeldForSaleAssetsContributedToNonpublicCompany0.0100.00.0100.00.0

vrsk:IncreaseDecreaseInAcquisitionRelatedLiabilities

vrsk:IncreaseDecreaseInAcquisitionRelatedLiabilities


Increase
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-30
Value-13.6-0.1-63.529445.3
Percentage of IncreaseDecreaseInAcquisitionRelatedLiabilities100.0100.0100.0100.0100.0100.0

vrsk:IncreaseDecreaseInContractLiabilities

vrsk:IncreaseDecreaseInContractLiabilities


Increase
Period End2021-06-302021-03-312020-12-31
Value-68.89999999999998256-65.6
Percentage of IncreaseDecreaseInContractLiabilities100.0100.0100.0

vrsk:IncreaseDecreaseInOperatingLeaseLiabilities

vrsk:IncreaseDecreaseInOperatingLeaseLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-10400000.0-10100000.0-13000000.0-8700000.02600000.0-10500000.0-22300000.0-8700000.0-9400000.0
Percentage of IncreaseDecreaseInOperatingLeaseLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0

vrsk:IncreaseDecreaseInOperatingLeaseRightOfUseAssets

vrsk:IncreaseDecreaseInOperatingLeaseRightOfUseAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-10600000.0-10400000.0-14500000.0-9300000.0-10000000.0-9300000.0-22800000.0-9900000.08500000.0
Percentage of IncreaseDecreaseInOperatingLeaseRightOfUseAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0

vrsk:InvestmentLossIncomeAndOtherNet

vrsk:InvestmentLossIncomeAndOtherNet


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-0.51.70.7-0.1-0.7-2.1-1.40.7-0.5
Percentage of InvestmentLossIncomeAndOtherNet100.0100.0100.0100.0100.0100.0100.0100.0100.0

vrsk:InvestmentLossIncomeAndOtherNet us-gaap:StatementBusinessSegments

vrsk:EnergyAndSpecializedMarkets


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-0.60.40.1-0.1-0.6-0.5-2.41.2-0.2
Percentage of InvestmentLossIncomeAndOtherNet120.023.514.3100.085.723.8171.4171.440.0

vrsk:FinancialServices


Investment
Period End2021-06-302020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-0.10.30.1-0.4-0.30.0-0.1
Percentage of InvestmentLossIncomeAndOtherNet20.0-300.0-14.319.021.40.020.0

vrsk:Insurance


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.21.30.4-0.3-0.2-1.21.3-0.5-0.2
Percentage of InvestmentLossIncomeAndOtherNet-40.076.557.1300.028.657.1-92.9-71.440.0

vrsk:OperatingLeaseObligationsIncurredNetOfTerminations

vrsk:OperatingLeaseObligationsIncurredNetOfTerminations


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value2.76.7402.3431.6102.01.3
Percentage of OperatingLeaseObligationsIncurredNetOfTerminations100.0100.0100.0100.0100.0100.0100.0100.0100.0

vrsk:PerformanceShareUnitsLapsed us-gaap:StatementEquityComponents

vrsk:PerformanceShareUnitsLapsed

us-gaap:AdditionalPaidInCapital


Performance
Period End2021-03-31
Value-600000.0
Percentage of PerformanceShareUnitsLapsed100.0

us-gaap:TreasuryStock


Performance
Period End2021-03-31
Value600000.0
Percentage of PerformanceShareUnitsLapsed-100.0

vrsk:ProceedsFromRepaymentsOfShorttermDebtNetExcludingDebtMaturingInMoreThanThreeMonths

vrsk:ProceedsFromRepaymentsOfShorttermDebtNetExcludingDebtMaturingInMoreThanThreeMonths


Proceeds
Period End2021-06-302021-03-312020-06-302020-03-31
Value390-50.0-420.0-75.0
Percentage of ProceedsFromRepaymentsOfShorttermDebtNetExcludingDebtMaturingInMoreThanThreeMonths100.0100.0100.0100.0

vrsk:RepaymentsOfDebtPaidWithBorrowings us-gaap:DebtInstrument, us-gaap:SubsequentEventType

vrsk:RepaymentsOfDebtPaidWithBorrowings

vrsk:The5800SeniorNote, us-gaap:SubsequentEvent


Repayments
Period End2021-05-01
Value250
Percentage of RepaymentsOfDebtPaidWithBorrowings100.0

vrsk:RepaymentsOfLongtermDebtCurrent

vrsk:RepaymentsOfLongtermDebtCurrent


Repayments
Period End2021-06-302020-06-302019-09-302019-06-30
Value450-0.00.0-0.0
Percentage of RepaymentsOfLongtermDebtCurrent100.00.00.00.0

vrsk:RestrictedStockLapses us-gaap:StatementEquityComponents

vrsk:RestrictedStockLapses

us-gaap:AdditionalPaidInCapital


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-1200000.0-300000.000-1500000.0-200000.00-1600000.0-100000.00-1400000.00009000.0-554000.0568000.0-23000.0-2320000.0-68000.038000.0-101000.0-55000.0-30000.0-17000.0-25000.0219000.0156000.0
Percentage of RestrictedStockLapses100.0100.00.00.0100.0100.00.0100.0100.00.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStock


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value1200000.0300000.0001500000.0200000.001600000.0100000.001400000.0000-2000.034000.01156000.012000.045000.0125000.04000.0124000.0479000.091000.034000.030000.0380000.0214000.0
Percentage of RestrictedStockLapses-100.0-100.00.00.0-100.0-100.00.0-100.0-100.00.0-100.00.00.00.0-22.2-6.1203.5-52.2-1.9-183.810.5-122.8-870.9-303.3-200.0-120.0173.5137.2

vrsk:RevenueRemainingPerformanceObligationCurrentPercentage

vrsk:RevenueRemainingPerformanceObligationCurrentPercentage


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value099.01.097.0100.990
Percentage of RevenueRemainingPerformanceObligationCurrentPercentage0.0100.0100.0100.00.0100.00.0

vrsk:SharebasedCompensationArrangementBySharebasedPaymentAwardTargetLevels us-gaap:AwardType

vrsk:SharebasedCompensationArrangementBySharebasedPaymentAwardTargetLevels

us-gaap:PerformanceShares


Sharebased
Period End2021-06-302021-03-312020-09-30
Value0100.099.0
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardTargetLevels0.0100.0100.0

vrsk:SharebasedCompensationArrangementBySharebasedPaymentAwardTargetLevels us-gaap:Range, us-gaap:AwardType

srt:Maximum, us-gaap:PerformanceShares


Sharebased
Period End2021-06-302021-03-312020-09-30
Value0200.0198.0
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardTargetLevels0.0200.0200.0

us-gaap:AcceleratedShareRepurchasesSettlementPaymentOrReceipt us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType

us-gaap:AcceleratedShareRepurchasesSettlementPaymentOrReceipt

vrsk:December2020ShareRepurchaseProgram, us-gaap:SubsequentEvent


Accelerated
Period End2021-01-04
Value40
Percentage of AcceleratedShareRepurchasesSettlementPaymentOrReceipt100.0

vrsk:June2020ShareRepurchaseProgram, us-gaap:SubsequentEvent


Accelerated
Period End2020-10-01
Value40
Percentage of AcceleratedShareRepurchasesSettlementPaymentOrReceipt0.0

us-gaap:AccountsReceivableGrossCurrent

us-gaap:AccountsReceivableGrossCurrent


Accounts
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value450453362350267325226162183157130
Percentage of AccountsReceivableGrossCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsReceivableGrossCurrent us-gaap:AccountsNotesLoansAndFinancingReceivablesByBillingStatusType

us-gaap:BilledRevenues


Accounts
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value380372299291216283203143165148122
Percentage of AccountsReceivableGrossCurrent84.582.282.883.281.087.289.787.890.294.094.1

us-gaap:UnbilledRevenues


Accounts
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value6980625850412319189.4427.718
Percentage of AccountsReceivableGrossCurrent15.517.817.216.819.012.810.312.29.86.05.9

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value818283838486861001011021037676777887888989747575767576767741414141858687887576767753535455
Percentage of AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value-267000000.0-283500000.0-292200000.0-457800000.0-572800000.0-572700000.0-400100000.0-578200000.0-490900000.0-430000000.0-488500000.0-433000000.0-397300000.0-231700000.0-334400000.0-356500000.0-438700000.0-528300000.0-561400000.0-444440000.0-382350000.0-241170000.0-165830000.0-103360000.0-7515000.0-3306000.0-3086000.0-1587000.0-1040000.0-1293000.0-1800000.0-1366000.0-1641000.0-1366000.0-960000.0-1105000.0-1109000.0-822000.0-975000.0-774000.0-219000.0-454000.0-792000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value221917161513119.28.16.55.75.85.24.54.64.74.34.13.43.1193.1372.8035.075.7277.6066.6275.9957.2875.0374.3264.4155.3894.9365.0194.7534.2034.0883.994.1584.4323.8293.4354.028
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessAcquisitionPercentageOfVotingInterestsAcquired us-gaap:BusinessAcquisition

us-gaap:BusinessAcquisitionPercentageOfVotingInterestsAcquired

vrsk:FrancoSignor


Business
Period End2020-09-09
Value100.0
Percentage of BusinessAcquisitionPercentageOfVotingInterestsAcquired100.0

vrsk:JornayaAcquisition


Business
Period End2020-12-16
Value100.0
Percentage of BusinessAcquisitionPercentageOfVotingInterestsAcquired0.0

vrsk:Roskillacquisition


Business
Period End2021-06-17
Value100.0
Percentage of BusinessAcquisitionPercentageOfVotingInterestsAcquired0.0

vrsk:WhitespaceSoftwareLimited


Business
Period End2021-03-02
Value51.0
Percentage of BusinessAcquisitionPercentageOfVotingInterestsAcquired0.0

us-gaap:BusinessAcquisitionPercentageOfVotingInterestsAcquired us-gaap:StatementScenario, us-gaap:BusinessAcquisition

srt:ScenarioForecast, vrsk:WhitespaceSoftwareLimited


Business
Period End2024-12-31
Value49.0
Percentage of BusinessAcquisitionPercentageOfVotingInterestsAcquired0.0

us-gaap:BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue

vrsk:The2021Acquisitions


Business
Period End2021-06-302021-03-31
Value1916
Percentage of BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue100.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiabilityCurrent

us-gaap:BusinessCombinationContingentConsiderationLiabilityCurrent


Business
Period End2021-06-302021-03-312020-12-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.40.30.611181262112
Percentage of BusinessCombinationContingentConsiderationLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiabilityCurrent us-gaap:BusinessAcquisition

vrsk:HealixInternationalHoldingsLimitedAndRebmarkLegalSolutionsLimited


Business
Period End2020-09-302019-12-31
Value12111
Percentage of BusinessCombinationContingentConsiderationLiabilityCurrent0.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiabilityNoncurrent

us-gaap:BusinessCombinationContingentConsiderationLiabilityNoncurrent


Business
Period End2021-06-302021-03-312020-12-312019-12-31
Value00200000.0200000.0
Percentage of BusinessCombinationContingentConsiderationLiabilityNoncurrent0.00.0100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents

vrsk:Acquisitions2020


Business
Period End2020-12-31
Value16
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents100.0

vrsk:LeadIntelligence


Business
Period End2020-12-31
Value5.9
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents35.1

vrsk:The2021Acquisitions


Business
Period End2021-06-302021-03-31
Value5.73.8
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents0.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther

vrsk:Acquisitions2020


Business
Period End2020-12-31
Value1000000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther100.0

vrsk:FrancoSignor


Business
Period End2020-12-312020-09-09
Value400000.0500000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther40.00.0

vrsk:LeadIntelligence


Business
Period End2020-12-31
Value600000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther60.0

vrsk:The2021Acquisitions


Business
Period End2021-06-302021-03-31
Value900000.0800000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther0.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables

vrsk:Acquisitions2020


Business
Period End2020-12-31
Value5.4
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables100.0

vrsk:FrancoSignor


Business
Period End2020-12-312020-09-09
Value2.52.6
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables46.30.0

vrsk:LeadIntelligence


Business
Period End2020-12-31
Value2.9
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables53.7

vrsk:The2021Acquisitions


Business
Period End2021-06-302021-03-31
Value2.31.1
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables0.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities

vrsk:Acquisitions2020


Business
Period End2020-12-31
Value7.7
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities100.0

vrsk:LeadIntelligence


Business
Period End2020-12-31
Value1.3
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities16.9

vrsk:The2021Acquisitions


Business
Period End2021-06-302021-03-31
Value5.11.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities0.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue

vrsk:Acquisitions2020


Business
Period End2020-12-31
Value2.6
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue100.0

vrsk:FrancoSignor


Business
Period End2020-12-312020-09-09
Value0.30.4
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue11.50.0

vrsk:LeadIntelligence


Business
Period End2020-12-31
Value2.3
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue88.5

vrsk:The2021Acquisitions


Business
Period End2021-06-302021-03-31
Value1.51.4
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue0.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities

vrsk:Acquisitions2020


Business
Period End2020-12-31
Value13
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities100.0

vrsk:LeadIntelligence


Business
Period End2020-12-31
Value11
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities86.2

vrsk:The2021Acquisitions


Business
Period End2021-06-302021-03-31
Value4.42.2
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities0.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill

vrsk:Acquisitions2020


Business
Period End2020-12-31
Value123
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill100.0

vrsk:FrancoSignor


Business
Period End2020-12-312020-09-09
Value5959
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill47.90.0

vrsk:LeadIntelligence


Business
Period End2020-12-31
Value64
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill52.1

vrsk:The2021Acquisitions


Business
Period End2021-06-302021-03-31
Value2011
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill0.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities

vrsk:Acquisitions2020


Business
Period End2020-12-31
Value35
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities100.0

vrsk:LeadIntelligence


Business
Period End2020-12-31
Value17
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities49.7

vrsk:The2021Acquisitions


Business
Period End2021-06-302021-03-31
Value164.6
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities0.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther

vrsk:Acquisitions2020


Business
Period End2020-12-31
Value9.3
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther100.0

vrsk:LeadIntelligence


Business
Period End2020-12-31
Value1.3
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther14.0

vrsk:The2021Acquisitions


Business
Period End2021-06-30
Value4.8
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets

vrsk:Acquisitions2020


Business
Period End2020-12-31
Value9.3
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets100.0

vrsk:LeadIntelligence


Business
Period End2020-12-31
Value1.3
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets14.0

vrsk:The2021Acquisitions


Business
Period End2021-06-30
Value4.8
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment

vrsk:Acquisitions2020


Business
Period End2020-12-31
Value1.1
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment100.0

vrsk:FrancoSignor


Business
Period End2020-12-312020-09-09
Value0.40.5
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment36.40.0

vrsk:LeadIntelligence


Business
Period End2020-12-31
Value0.7
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment63.6

vrsk:The2021Acquisitions


Business
Period End2021-06-302021-03-31
Value0.20.1
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment0.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet

vrsk:Acquisitions2020


Business
Period End2020-12-31
Value296
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet100.0

vrsk:LeadIntelligence


Business
Period End2020-12-31
Value131
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet44.3

vrsk:The2021Acquisitions


Business
Period End2021-06-302021-03-31
Value6133
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet0.00.0

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiability


Contract
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-01
Value531617672440463564607385435515589386
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:ContractWithCustomerLiabilityNoncurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value817973716966635849
Percentage of ContractWithCustomerLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


Debt
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value2700315031503150265026502650245024502300230023002300230023002300230023002300230023002300230023001050
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentUnamortizedDiscount us-gaap:DebtInstrument

us-gaap:DebtInstrumentUnamortizedDiscount

vrsk:The3625SeniorNote


Debt
Period End2021-06-302021-03-312020-12-312020-05-08
Value1010105.2
Percentage of DebtInstrumentUnamortizedDiscount100.0100.0100.0100.0

vrsk:The4000SeniorNote


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value4.85.15.45.76.06.7
Percentage of DebtInstrumentUnamortizedDiscount45.748.150.50.00.00.0

vrsk:The4125SeniorNote


Debt
Period End2021-06-302021-03-312020-12-312019-12-31
Value11121213
Percentage of DebtInstrumentUnamortizedDiscount110.5113.2115.90.0

vrsk:The4125SeniorNoteFurtherIssuance


Debt
Period End2021-06-302021-03-312020-12-31
Value0.70.91.1
Percentage of DebtInstrumentUnamortizedDiscount6.78.510.3

vrsk:The4125SeniorNoteMaturingSeptember122022


Debt
Period End2020-12-312020-09-302020-06-302019-12-31
Value1.11.21.41.6
Percentage of DebtInstrumentUnamortizedDiscount10.30.00.00.0

vrsk:The5500SeniorNote


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value4.34.34.34.34.44.5
Percentage of DebtInstrumentUnamortizedDiscount41.040.640.20.00.00.0

vrsk:The5800SeniorNote


Debt
Period End2021-03-312020-12-312020-09-302020-06-302019-12-31
Value0.00.10.30.40.7
Percentage of DebtInstrumentUnamortizedDiscount0.00.90.00.00.0

us-gaap:DebtInstrumentUnamortizedPremium us-gaap:DebtInstrument

us-gaap:DebtInstrumentUnamortizedPremium

vrsk:The3625SeniorNote


Debt
Period End2020-09-30
Value10
Percentage of DebtInstrumentUnamortizedPremium100.0

vrsk:The4125SeniorNote


Debt
Period End2020-09-302020-06-302019-12-31
Value121313
Percentage of DebtInstrumentUnamortizedPremium117.40.00.0

vrsk:The5800SeniorNote


Debt
Period End2020-12-31
Value0.1
Percentage of DebtInstrumentUnamortizedPremium0.0

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxAssetsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value9.19.09.19.59.19.19.8101111111515161516161515
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value469431395379375
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value12913190757654525288120103
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value22283036242.5934.2928.24717152.573
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value1216118.29.1114.9566.726.2795.7295.047
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value7.313201530262926508275
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent


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
Value107.34.63.86.36.9355.4634.3424.9445.1245.324
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements


Deferred
Period End2020-12-312019-12-31
Value3131
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements100.0100.0

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
Value7.46.27.913196.0666.151214.2313.4053.522
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation

vrsk:PensionPlanAndSERPPlan


Defined
Period End2020-12-312019-12-31
Value459443
Percentage of DefinedBenefitPlanAccumulatedBenefitObligation100.0100.0

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3.03.54.55.14.4
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax100.0100.0100.0100.0100.0

vrsk:PensionPlanAndSERPPlan


Defined
Period End2020-12-312019-12-31
Value136140
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax4540.04008.6

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3.1-3.8-4.9-5.6-5.2
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax100.0100.0100.0100.0100.0

vrsk:PensionPlanAndSERPPlan


Defined
Period End2020-12-312019-12-31
Value133137
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax4296.8-3607.9

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-100000.0-300000.0-400000.0-500000.0-800000.0
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax100.0100.0100.0100.0100.0

vrsk:PensionPlanAndSERPPlan


Defined
Period End2020-12-312019-12-31
Value3000000.03200000.0
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax-3000.0-1066.7

us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheet us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheet

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3.02.10.0-1.7-1.7
Percentage of DefinedBenefitPlanAmountsRecognizedInBalanceSheet100.0100.00.0100.0100.0

vrsk:PensionPlanAndSERPPlan


Defined
Period End2020-12-312019-12-31
Value6045
Percentage of DefinedBenefitPlanAmountsRecognizedInBalanceSheet2030.02157.1

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3.02.10.00.00.0
Percentage of DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent100.0100.00.00.00.0

vrsk:PensionPlanAndSERPPlan


Defined
Period End2020-12-312019-12-31
Value7458
Percentage of DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent2476.72771.4

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
Value1.50.0250.03750.030.0325
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate100.0100.0100.0100.0100.0

vrsk:PensionPlanAndSERPPlan


Defined
Period End2020-12-312019-12-31
Value2.493.24
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate166.012960.0

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
Value7.58.29.7111215
Percentage of DefinedBenefitPlanBenefitObligation100.0100.0100.0100.0100.0100.0

vrsk:PensionPlanAndSERPPlan


Defined
Period End2020-12-312019-12-312018-12-31
Value459443407
Percentage of DefinedBenefitPlanBenefitObligation6132.05409.84204.1

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-31
Value2.3
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-31
Value1.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-31
Value0.7
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-31
Value0.8
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-31
Value0.8
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-31
Value0.9
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo100.0

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear

vrsk:PensionPlanAndSupplementalCashBalancePlan


Defined
Period End2020-12-31
Value1000000.0
Percentage of DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear100.0

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value531499431494455451490
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets us-gaap:DefinedBenefitPlanByPlanAssetCategories

vrsk:CashPooledSeparateAccount


Defined
Period End2020-12-312019-12-31
Value2.13.4
Percentage of DefinedBenefitPlanFairValueOfPlanAssets0.40.7

vrsk:EquityPartnerships


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value0.10.10.10.20.20.2140.24
Percentage of DefinedBenefitPlanFairValueOfPlanAssets0.00.00.00.00.00.00.0

vrsk:EquityPooledSeparateAccount


Defined
Period End2020-12-312019-12-31
Value6766
Percentage of DefinedBenefitPlanFairValueOfPlanAssets12.613.2

vrsk:FixedIncomeManagerGovernmentSecurities


Defined
Period End2020-12-312019-12-31
Value1010
Percentage of DefinedBenefitPlanFairValueOfPlanAssets2.02.1

vrsk:FixedIncomeManagerPooledSeparateAccounts


Defined
Period End2020-12-312019-12-31
Value208185
Percentage of DefinedBenefitPlanFairValueOfPlanAssets39.237.1

vrsk:GlobalRealEstate


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value36373638
Percentage of DefinedBenefitPlanFairValueOfPlanAssets6.97.68.47.8

vrsk:ManagedEquityAccounts


Defined
Period End2020-12-312019-12-31
Value206196
Percentage of DefinedBenefitPlanFairValueOfPlanAssets38.839.3

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

vrsk:CashPooledSeparateAccount, us-gaap:FairValueInputsLevel2


Defined
Period End2020-12-312019-12-31
Value2.13.4
Percentage of DefinedBenefitPlanFairValueOfPlanAssets0.40.7

vrsk:EquityPartnerships, us-gaap:FairValueInputsLevel3


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value0.10.10.10.20.20.2140.24
Percentage of DefinedBenefitPlanFairValueOfPlanAssets0.00.00.00.00.00.00.0

vrsk:EquityPooledSeparateAccount, us-gaap:FairValueInputsLevel2


Defined
Period End2020-12-312019-12-31
Value6766
Percentage of DefinedBenefitPlanFairValueOfPlanAssets12.613.2

vrsk:FixedIncomeManagerGovernmentSecurities, us-gaap:FairValueInputsLevel1


Defined
Period End2020-12-312019-12-31
Value1010
Percentage of DefinedBenefitPlanFairValueOfPlanAssets2.02.1

vrsk:FixedIncomeManagerPooledSeparateAccounts, us-gaap:FairValueInputsLevel2


Defined
Period End2020-12-312019-12-31
Value208185
Percentage of DefinedBenefitPlanFairValueOfPlanAssets39.237.1

vrsk:GlobalRealEstate, us-gaap:FairValueInputsLevel2


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value36373638
Percentage of DefinedBenefitPlanFairValueOfPlanAssets6.97.68.47.8

vrsk:ManagedEquityAccounts, us-gaap:FairValueInputsLevel1


Defined
Period End2020-12-312019-12-31
Value206196
Percentage of DefinedBenefitPlanFairValueOfPlanAssets38.839.3

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value21620616921122122898
Percentage of DefinedBenefitPlanFairValueOfPlanAssets40.841.339.342.748.650.620.2

us-gaap:FairValueInputsLevel2


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value314292261283234222391
Percentage of DefinedBenefitPlanFairValueOfPlanAssets59.258.660.757.251.449.379.8

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value10109.7101113
Percentage of DefinedBenefitPlanFairValueOfPlanAssets2.02.12.32.02.42.9

vrsk:PensionPlanAndSERPPlan


Defined
Period End2020-12-312019-12-312018-12-31
Value520488421
Percentage of DefinedBenefitPlanFairValueOfPlanAssets98.097.997.7

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
Value3.02.10.0-1.7-1.7
Percentage of DefinedBenefitPlanFundedStatusOfPlan100.0100.00.0100.0100.0

vrsk:PensionPlanAndSERPPlan


Defined
Period End2020-12-312019-12-31
Value6045
Percentage of DefinedBenefitPlanFundedStatusOfPlan2030.02157.1

us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage

us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage


Defined
Period End2020-12-31
Value100.0
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage100.0

us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage us-gaap:DefinedBenefitPlanByPlanAssetCategories

us-gaap:DebtSecurities


Defined
Period End2021-03-312020-12-31
Value50.045.0
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage0.045.0

us-gaap:DefinedBenefitPlanDebtSecurity


Defined
Period End2020-09-302020-06-302020-03-312019-12-312018-12-31
Value45.00.450.450.40.4
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage0.00.00.00.00.0

us-gaap:DefinedBenefitPlanEquitySecurities


Defined
Period End2020-09-302020-06-302020-03-312019-12-312018-12-31
Value55.00.550.550.60.6
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage0.00.00.00.00.0

us-gaap:EquitySecurities


Defined
Period End2021-03-312020-12-31
Value50.055.0
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage0.055.0

us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanType

us-gaap:DebtSecurities, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312017-12-31
Value45.040.00.4
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage45.00.00.0

us-gaap:EquitySecurities, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312017-12-31
Value55.060.00.6
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage55.00.00.0

us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage us-gaap:Range, us-gaap:DefinedBenefitPlanByPlanAssetCategories

srt:Maximum, us-gaap:EquitySecurities


Defined
Period End2020-12-31
Value60.0
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage60.0

srt:Maximum, us-gaap:FixedIncomeFunds


Defined
Period End2020-12-312019-12-312018-12-31
Value40.00.40.4
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage40.00.00.0

srt:Maximum, vrsk:ForeignPensionPlans


Defined
Period End2020-12-31
Value20.0
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage20.0

srt:Minimum, us-gaap:EquitySecurities


Defined
Period End2020-12-31
Value40.0
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage40.0

srt:Minimum, us-gaap:FixedIncomeFunds


Defined
Period End2020-12-312019-12-312018-12-31
Value20.00.20.2
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage20.00.00.0

srt:Minimum, vrsk:ForeignPensionPlans


Defined
Period End2020-12-31
Value10.0
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage10.0

us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1 us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1

vrsk:PensionPlanAndSupplementalCashBalancePlan


Defined
Period End2020-12-31
Value8.0
Percentage of DefinedBenefitPlanUltimateHealthCareCostTrendRate1100.0

us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations

us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations


Defined
Period End2020-12-312019-12-312014-12-312013-12-312012-12-31
Value100.0100.01.01.01.0
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations us-gaap:DefinedBenefitPlanByPlanAssetCategories

us-gaap:DebtSecurities


Defined
Period End2020-12-312019-12-31
Value40.037.9
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations40.037.9

us-gaap:EquitySecurities


Defined
Period End2020-12-312019-12-31
Value52.553.7
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations52.553.7

us-gaap:OtherContract


Defined
Period End2020-12-312019-12-31
Value7.58.4
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations7.58.4

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value158147131115881018779786660
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions


Employee
Period End2020-12-31
Value82
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions100.0

us-gaap:EquityMethodInvestments us-gaap:PartnerTypeOfPartnersCapitalAccount

us-gaap:EquityMethodInvestments

vrsk:InvestmentInLimitedPartnership


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value504949141613
Percentage of EquityMethodInvestments100.0100.0100.0100.0100.0100.0

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount

vrsk:VexcelGroupInc


Equity
Period End2021-06-302021-05-252021-03-312020-12-312020-09-30
Value14415129129129
Percentage of EquitySecuritiesWithoutReadilyDeterminableFairValueAmount100.0100.0100.0100.0100.0

us-gaap:EscrowDeposit

us-gaap:EscrowDeposit


Escrow
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value4.81.3181610128.68.98.70.00.00.7262211116.30.00.00.7184.591
Percentage of EscrowDeposit100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0

us-gaap:EscrowDeposit us-gaap:BusinessAcquisition

vrsk:FrancoSignor


Escrow
Period End2020-09-09
Value8.0
Percentage of EscrowDeposit0.0

vrsk:JornayaAcquisition


Escrow
Period End2020-12-16
Value1.3
Percentage of EscrowDeposit0.0

vrsk:Roskillacquisition


Escrow
Period End2021-06-17
Value4.8
Percentage of EscrowDeposit0.0

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiability


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value232424205.57.87.73532
Percentage of FinanceLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityCurrent


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value131414103.44.4
Percentage of FinanceLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityNoncurrent


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value1010.0109.92.13.3
Percentage of FinanceLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDue


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value24262621
Percentage of FinanceLeaseLiabilityPaymentsDue100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value12111511
Percentage of FinanceLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value100000.0100000.0300000.0200000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value0.70.6109.7
Percentage of FinanceLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear


Finance
Period End2021-06-302021-03-312020-09-30
Value12130.7
Percentage of FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear100.0100.0100.0

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value1300000.01400000.01400000.01300000.0
Percentage of FinanceLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseRightOfUseAsset


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value232627298.49.69.9
Percentage of FinanceLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value4.14.14.14.00.0340.0374.40.0450.0450.044
Percentage of FinanceLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value10601008960893836795776726706679640613583563523493461433409391371352463431413384370356341327313341325308291273258246237229220211202
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

vrsk:Customer


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value396373354328305278
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization37.337.136.936.736.635.8

vrsk:Database


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value153146138124113107
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization14.514.514.413.913.613.8

vrsk:Marketing


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value12311811310510094
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization11.611.711.811.812.012.1

vrsk:Technology


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value382364349330311291
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization36.036.236.437.037.237.6

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive


Finite
Period End2021-06-302021-03-312020-12-31
Value538553659
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value161157169158
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear


Finite
Period End2021-06-302021-03-312020-09-30
Value9213542
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2021-06-302021-03-312020-12-31
Value114110114
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value119114139129
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value143139144134
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value149144156146
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FiniteLivedIntangibleAssetsGross


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value2379236323452209210021022175186719001928186818671872192018681750151314601420146014751544184018462068776776762762762761812812812812804622622464461461403403
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

vrsk:Customer


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value101910131004947876901
Percentage of FiniteLivedIntangibleAssetsGross42.842.942.842.941.741.4

vrsk:Database


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value506503501475457484
Percentage of FiniteLivedIntangibleAssetsGross21.321.321.421.521.822.3

vrsk:Marketing


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value279277275261251265
Percentage of FiniteLivedIntangibleAssetsGross11.811.711.711.812.012.2

vrsk:Technology


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value569563559519510519
Percentage of FiniteLivedIntangibleAssetsGross23.923.923.923.524.323.9

us-gaap:IncomeTaxesReceivable

us-gaap:IncomeTaxesReceivable


Income
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value3025260.00.02523256.03411228.12834523.349115.7488.561484565126530287.499674254154536
Percentage of IncomeTaxesReceivable100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPayableCurrent

us-gaap:InterestPayableCurrent


Interest
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2019171817181616178.6174.583
Percentage of InterestPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Investments us-gaap:InvestmentType

us-gaap:Investments

vrsk:CostBasedInvestments


Investmentsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value1581414141414
Percentage of Investments100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:InvestmentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring, vrsk:RegisteredInvestmentCompanies


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value4500000.04300000.04100000.03700000.03500000.03000000.03600000.03400000.03300000.03700000.03300000.04000000.03800000.03800000.0
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value47465047
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear


Lessee
Period End2021-06-302021-03-312020-09-30
Value253713
Percentage of LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear100.0100.0100.0

us-gaap:LettersOfCreditOutstandingAmount

us-gaap:LettersOfCreditOutstandingAmount


Letters
Period End2021-03-312020-12-312020-09-302020-06-302019-12-31
Value5100000.05400000.05200000.05200000.04800000.0
Percentage of LettersOfCreditOutstandingAmount100.0100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityFairValueOfAmountOutstanding us-gaap:ShortTermDebtType

us-gaap:LineOfCreditFacilityFairValueOfAmountOutstanding

us-gaap:LineOfCredit


Line
Period End2021-06-302020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value390500.044049510.0701704152854804807155951200.01000.00.0705870900102030160
Percentage of LineOfCreditFacilityFairValueOfAmountOutstanding100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:CreditFacility

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:RevolvingCreditFacility


Line
Period End2021-06-302021-03-312020-09-302020-03-312019-08-152019-08-142016-09-302016-06-302016-05-262016-05-252015-04-22
Value10001000100010001000150015001500150017501750
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity us-gaap:CreditFacility

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

us-gaap:RevolvingCreditFacility


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value604994944994994500
Percentage of LineOfCreditFacilityRemainingBorrowingCapacity100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent

us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value4034645144604534444992481180672
Percentage of LongTermDebtAndCapitalLeaseObligationsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities

us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value31033164321331593143309631512693252826232723
Percentage of LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtFairValue us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

us-gaap:LongTermDebtFairValue

us-gaap:FairValueInputsLevel2, us-gaap:CarryingReportedAmountFairValueDisclosure


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value269131413140314031402650
Percentage of LongTermDebtFairValue100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value305534263652364236022902
Percentage of LongTermDebtFairValue113.5109.1116.3116.0114.7109.5

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive


Long
Period End2020-12-31
Value1450
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths


Long
Period End2020-12-31
Value514
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive


Long
Period End2020-12-31
Value900
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


Long
Period End2020-12-31
Value300000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo


Long
Period End2020-12-31
Value360
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value3.94.03.94.10.0410.044.00.0390.040.039
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLossCarryforwards

us-gaap:OperatingLossCarryforwards


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value22122918621114256477912087
Percentage of OperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLossCarryforwards us-gaap:TaxPeriod

vrsk:PeriodOne


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value2224151.91.13.428
Percentage of OperatingLossCarryforwards10.310.98.50.90.86.1

vrsk:PeriodThree


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value17718916320514040
Percentage of OperatingLossCarryforwards80.582.887.797.398.772.0

vrsk:PeriodTwo


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value20147.13.80.812
Percentage of OperatingLossCarryforwards9.36.43.81.80.622.0

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities us-gaap:RetirementPlanType

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities

vrsk:PensionPlanAndSERPPlan


Pension
Period End2020-12-312019-12-31
Value1000000.0800000.0
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities100.0100.0

us-gaap:PrepaidExpenseCurrent

us-gaap:PrepaidExpenseCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value98828182816660716259635961523842392528283030404637293131372625253131212528282123262517
Percentage of PrepaidExpenseCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PrepaidExpenseNoncurrent

us-gaap:PrepaidExpenseNoncurrent


Prepaid
Period End2020-12-312019-12-31
Value7057
Percentage of PrepaidExpenseNoncurrent100.0100.0

us-gaap:PrescriptionDrugSubsidyReceiptsAfterYearFive us-gaap:RetirementPlanType

us-gaap:PrescriptionDrugSubsidyReceiptsAfterYearFive

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Prescription
Period End2020-12-31
Value100000.0
Percentage of PrescriptionDrugSubsidyReceiptsAfterYearFive100.0

us-gaap:PrescriptionDrugSubsidyReceiptsNextTwelveMonths us-gaap:RetirementPlanType

us-gaap:PrescriptionDrugSubsidyReceiptsNextTwelveMonths

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Prescription
Period End2020-12-31
Value200000.0
Percentage of PrescriptionDrugSubsidyReceiptsNextTwelveMonths100.0

us-gaap:PrescriptionDrugSubsidyReceiptsYearThree1 us-gaap:RetirementPlanType

us-gaap:PrescriptionDrugSubsidyReceiptsYearThree1

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Prescription
Period End2020-12-31
Value200000.0
Percentage of PrescriptionDrugSubsidyReceiptsYearThree1100.0

us-gaap:PrescriptionDrugSubsidyReceiptsYearTwo1 us-gaap:RetirementPlanType

us-gaap:PrescriptionDrugSubsidyReceiptsYearTwo1

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Prescription
Period End2020-12-31
Value200000.0
Percentage of PrescriptionDrugSubsidyReceiptsYearTwo1100.0

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:RevenueRemainingPerformanceObligation


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value656725468533620672443385
Percentage of RevenueRemainingPerformanceObligation100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate


Share
Period End2020-12-31
Value20.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value391416613527496324449528477418284403383403380286302290302319340355334338359355303281281288360393375443361396459486445399479443478522179
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1


Sharebased
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value355339456416415275352418390306231322333330326259282269281293317321307318340324286271272261320336330340286297348351337
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShortTermBorrowings us-gaap:DebtInstrument

us-gaap:ShortTermBorrowings

vrsk:The5800SeniorNote


Short
Period End2020-12-312020-09-302020-06-302019-12-31
Value4494494490.0
Percentage of ShortTermBorrowings100.0100.0100.00.0

us-gaap:SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit

us-gaap:SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit