JCOM


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

Table of contents



us-gaap:CommonStockValue

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:AwardType
us-gaap:AwardType, us-gaap:PlanName
us-gaap:IncomeStatementLocation

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:CostOfRevenue
us-gaap:DisposalGroupClassification
us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal

us-gaap:GainLossOnInvestments
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GeneralAndAdministrativeExpense

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:InterestIncomeExpenseNet

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:OperatingExpenses

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ResearchAndDevelopmentExpense

us-gaap:Revenues
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:StatementGeographical
us-gaap:TimingOfTransferOfGoodOrService

us-gaap:SellingAndMarketingExpense

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

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:ShortTermInvestments

us-gaap:AccountsReceivableNetCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:NoncurrentAssets
us-gaap:StatementGeographical

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AmortizationOfIntangibleAssets

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:LongTermInvestments

us-gaap:Goodwill
us-gaap:BusinessAcquisition
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherLiabilitiesCurrent

us-gaap:TaxesPayableCurrent

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

us-gaap:LongTermDebtNoncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapital

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:RepaymentsOfLongTermDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

jcom:DirectCostsBySegment
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

jcom:GainLossonInvestmentsNoncash

jcom:IncreaseDecreaseInLiabilityForUncertainTaxPositions

jcom:IncreaseDecreaseinOperatingLeaseLiabilities

jcom:NetIncomeLossAvailableToCommonStockholdersBasicAndDiluted

jcom:OperatingLeaseRightofUseAssetAmortization

jcom:PaymentsOfDeferredConsiderationRelatedToAcquisition
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
jcom:PaymentsOfInterestOnDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

jcom:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsEstimatedForfeitureRate
us-gaap:AwardType, us-gaap:PlanName

us-gaap:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtSubsequentAdjustments
us-gaap:StatementEquityComponents

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

us-gaap:BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:DebtAndEquitySecuritiesGainLoss
us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentRedemptionPricePercentage
us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed

us-gaap:DebtSecuritiesAvailableForSaleRealizedLoss

us-gaap:DepreciationAndAmortization
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
us-gaap:UnusualOrInfrequentItem
us-gaap:EquityMethodInvestmentOtherThanTemporaryImpairment

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease

us-gaap:ForeignCurrencyTransactionGainLossUnrealized

us-gaap:GainLossOnSaleOfBusiness

us-gaap:GoodwillForeignCurrencyTranslationGainLoss
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:GoodwillImpairmentLoss

us-gaap:GoodwillPurchaseAccountingAdjustments
us-gaap:BusinessAcquisition, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

us-gaap:GoodwillTransfers
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:GoodwillWrittenOffRelatedToSaleOfBusinessUnit
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

us-gaap:IncomeLossFromEquityMethodInvestments
us-gaap:UnusualOrInfrequentItem

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable

us-gaap:IncreaseDecreaseInDeferredRevenue

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncrementalCommonSharesAttributableToContingentlyIssuableShares

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:LeaseCost

us-gaap:ManagementFeeExpense

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseImpairmentLoss
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:OperatingLeasePayments

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax
us-gaap:BusinessAcquisition
us-gaap:OtherPaymentsToAcquireBusinesses
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:PaymentsOfDebtExtinguishmentCosts
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireEquityMethodInvestments

us-gaap:PaymentsToAcquireIntangibleAssets

us-gaap:PaymentsToAcquireOtherInvestments
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:ProceedsFromDebtNetOfIssuanceCosts

us-gaap:ProceedsFromDivestitureOfBusinesses

us-gaap:ProceedsFromDivestitureOfBusinessesNetOfCashDivested

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromSaleOfIntangibleAssets

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProceedsFromStockPlans
us-gaap:AwardType, us-gaap:PlanName

us-gaap:PropertyPlantAndEquipmentAdditions
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:ProvisionForDoubtfulAccounts
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:RepaymentsOfSeniorDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPriceOfferingDate
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
us-gaap:AwardType, us-gaap:PlanName
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
us-gaap:AwardType, us-gaap:PlanName
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice

us-gaap:ShortTermLeaseCost
us-gaap:AwardType, us-gaap:PlanName
us-gaap:StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan
us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardGross

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
us-gaap:StatementEquityComponents
us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType
us-gaap:StockRepurchasedAndRetiredDuringPeriodShares

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue
us-gaap:StatementEquityComponents
us-gaap:ShareRepurchaseProgram
us-gaap:StockRepurchasedDuringPeriodShares

us-gaap:StockholdersEquityOther
us-gaap:StatementEquityComponents

us-gaap:SubleaseIncome
us-gaap:ShareRepurchaseProgram
us-gaap:TreasuryStockValueAcquiredCostMethod
us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType

us-gaap:UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic

us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityOtherMeasureOfActivityAmount

us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityPurchases

dei:EntityCommonStockSharesOutstanding
us-gaap:BusinessAcquisition
jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOperatingLeaseLiabilities
us-gaap:BusinessAcquisition
jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilityForUncertainTaxPositions
us-gaap:BusinessAcquisition
jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOperatingLeaseLiabilities
us-gaap:BusinessAcquisition
jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssets
us-gaap:BusinessAcquisition
jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentLiabilitiesIncomeTaxesPayable
us-gaap:BusinessAcquisition
jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOperatingLeaseLiabilitiesCurrent
us-gaap:BusinessAcquisition
jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOperatingLeaseLiabilitiesNonCurrent

jcom:CustomerRelationshipsNet
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
jcom:DebtInstrumentCovenantEBITDAMinimum
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
jcom:DebtInstrumentCovenantLeverageRatioMinimum
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
jcom:DebtInstrumentCovenantRestrictedPaymentThreshold
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
jcom:DebtInstrumentRedemptionThresholdOfPrincipalOutstandingToBeEligibleForRedemption

jcom:DeferredIncomeTaxAssetsNetNoncurrent

jcom:DeferredIncomeTaxLiabilitiesNetNoncurrent

jcom:DeferredTaxLiabilitiesForeignOther

jcom:DeferredTaxLiabilitiesPrepaidInsurance

jcom:DeferredTaxLiabilityConvertibleDebt

jcom:EquitySecuritiesWithoutReadilyDeterminableFairValueCost

jcom:FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour

jcom:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour

jcom:OperatingLeaseLiabilityCurrentHeldForSale

jcom:OperatingLeaseLiabilityNoncurrentHeldForSale

jcom:OperatingLeaseRightOfUseAssetHeldForSale

jcom:OperatingLeaseRightOfUseAssetIncludingHeldForSale
us-gaap:AwardType
jcom:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedAndExpectedToVest

jcom:TradenamesNet

us-gaap:AccruedIncomeTaxesNoncurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AssetsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation
us-gaap:StatementGeographical

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue

us-gaap:AvailableForSaleSecuritiesDebtSecurities
us-gaap:FinancialInstrument

us-gaap:BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationAcquiredReceivablesEstimatedUncollectible
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationAcquiredReceivablesFairValue
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationAcquiredReceivablesGrossContractualAmount
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh

us-gaap:BusinessCombinationContingentConsiderationLiability
us-gaap:BusinessAcquisition
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis
us-gaap:MeasurementInputType, us-gaap:ValuationTechnique
us-gaap:BusinessCombinationContingentConsiderationLiabilityMeasurementInput
us-gaap:Range, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities
us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt
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:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis, us-gaap:FinancialInstrument
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementBasis, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument

us-gaap:DebtInstrumentCarryingAmount
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LongtermDebtType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentConvertibleConversionPrice1

us-gaap:DebtInstrumentUnamortizedDiscount
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentUnamortizedDiscountPremiumNet
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtIssuanceCostsLineOfCreditArrangementsGross
us-gaap:LongtermDebtType
us-gaap:LongtermDebtType
us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet

us-gaap:DeferredFinanceCostsNet
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredRevenueCurrent

us-gaap:DeferredRevenueNoncurrent

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsStateTaxes

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationAccruedIncomeTaxesPayable

us-gaap:DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationDeferredRevenueCurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationDeferredRevenueNoncurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationDeferredTaxAssets
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationGoodwillNoncurrent
us-gaap:DisposalGroupClassification, us-gaap:FiniteLivedIntangibleAssetsByMajorClass, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsNoncurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssetsCurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:EquityMethodInvestments

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentCumulativeAmount

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossCumulativeAmount
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

us-gaap:FinancialLiabilitiesFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis

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

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LessorOperatingLeasePaymentsToBeReceived
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent

us-gaap:LiabilityForUncertainTaxPositionsNoncurrent

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

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LossContingencyEstimateOfPossibleLoss

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals
us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwards

us-gaap:OtherIntangibleAssetsNet

us-gaap:PrepaidTaxes
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice
us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased

us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRange

us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRange
us-gaap:AwardType
us-gaap:SharePrice
us-gaap:AwardType
us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRange

us-gaap:SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRange
us-gaap:ShareRepurchaseProgram
us-gaap:StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased

us-gaap:StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:UnamortizedDebtIssuanceExpense

us-gaap:UndistributedEarningsOfForeignSubsidiaries

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

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

us-gaap:VariableInterestEntityEntityMaximumLossExposureAmount

Plots across concepts


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

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:CommonStockValue ▁▁▁▁▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▇▇██▇▇▇0.4470.4450.4430.4480.4690.4710.4760.4760.4780.4770.4810.480.480.4790.4790.4760.4760.4750.4740.4720.4810.480.4790.4770.4760.4740.4740.4690.4680.4670.4610.4590.4560.4530.4510.4510.5360.5430.5540.5530.5420.5390.537NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▅▃▂▃▅▅█▇▇▆▆██▇▆▆▇▇▅▅▆▆▇▅▅▅▅▄▄▃▃▃▂▂▁▁▁▃▄▃▃▃▃▂▂▁47.52890246.73187245.64229246.30907247.43755547.62077449.42539549.06427249.10287948.50918148.50502349.27921749.21852148.70671748.4375848.52108248.94831548.76603147.86221847.49474448.26529848.23809848.77206147.95387147.85357447.76608847.46884147.16391247.06776746.76573246.38236346.29163146.01824545.66816745.42350245.34011145.56956446.79460346.98937646.45558446.72379246.55854346.35869845.93917245.80817345.42118
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic ▂▁▁▅▆▇▇▇▇▇████▇▇▇▇▇▇███▇▇▇▆▆▆▅▄▄▃▃▃▂▃▅▅▄▃▃▂▂▁▁44.61353344.39914944.50422246.27951546.85094447.62077447.62683347.67321147.72778647.56074947.96701448.00995347.95132647.87300747.721747.60981947.54711847.46323147.34837247.31001148.05578347.96671847.84974847.69622447.53759747.42239647.14650346.84547746.74559646.36515845.86776945.72917145.4282345.1601445.07120445.00256545.3739346.40044146.69236445.99332845.3999445.09312744.84354344.71636644.49367644.250521
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount NANANA0.4230.00.0NANA0.00.0NA0.00.0NANA0.00.0NANA0.0620.062NANA0.00.0NANANANA0.0NA0.00.00.015NA0.4203190.6130590.430319NA0.4003520.3968080.302NA0.709067NANA
us-gaap:EarningsPerShareBasic ▂▆▅▅▃▁█▃▃▃▄▃▃▂▄▃▃▃▄▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂0.351.751.31.310.81-0.132.540.630.670.671.040.630.590.391.030.670.650.540.90.950.690.620.730.770.810.450.660.60.730.610.450.60.780.50.660.690.680.610.630.550.630.690.60.440.420.4
us-gaap:EarningsPerShareDiluted ▂▆▅▅▄▁█▃▃▃▄▃▃▂▄▃▃▃▄▄▃▃▃▃▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▂▂0.331.671.271.310.8-0.132.450.620.660.661.030.610.570.381.020.660.630.520.890.940.690.610.720.770.80.450.660.60.730.60.440.590.770.490.650.690.670.60.620.540.610.660.580.430.410.39
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 Gross Margin us-gaap:ConsolidationItems us-gaap:CorporateNonSegmentNANANANANA0.0010.0020.003NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Gross Margin us-gaap:ConsolidationItems us-gaap:OperatingSegments▆▄█▂▁▁▅▂429.044398.185469.24356.976330.984332.392405.586344.138NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Gross Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,jcom:CloudServices█▅▅▄▁▃▃▄175.359171.429171.371170.248167.058169.784169.295171.163NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Gross Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,jcom:DigitalMediaSegment▆▄█▂▁▁▅▂253.977226.874297.898186.784163.987162.691236.477172.992NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Gross Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,jcom:FaxAndMartechSegment█▅▅▄▁▁▁▂105.127100.37699.58998.04493.97694.66794.29395.3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Gross Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,jcom:VoiceBackupSecurityAndCPPSegment▁▂▃▃▅▇▇█70.23271.05371.78272.20473.08275.11775.00275.863NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems us-gaap:OperatingSegments▆▄█▂▁▁▅▂429.044398.185469.24356.976330.984332.392405.586344.138NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,jcom:CloudServices█▅▅▄▁▃▃▄175.359171.429171.371170.248167.058169.784169.295171.163NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,jcom:DigitalMediaSegment▆▄█▂▁▁▅▂253.977226.874297.898186.784163.987162.691236.477172.992NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,jcom:FaxAndMartechSegment█▅▅▄▁▁▁▂105.127100.37699.58998.04493.97694.66794.29395.3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,jcom:VoiceBackupSecurityAndCPPSegment▁▂▃▃▅▇▇█70.23271.05371.78272.20473.08275.11775.00275.863NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 TTM Greenblatt ROC _ _▆▅█▅▄▃▇▃▃▃▅▃▃▃▅▄▃▃▄▄▃▃▃▃▃▂▃▃▂▂▃▂▃▂▂▂▂▂▂▂▂▁▁94.28478.48128.88677.43873.0455.247110.24559.35956.61450.86286.68457.05754.38346.15876.21662.95758.5647.97568.16162.12258.94553.33853.05355.73350.06640.5353.30646.47844.83841.58550.52139.30852.60732.98742.24842.27740.02737.6138.49536.44437.94423.06726.332NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AllocatedShareBasedCompensationExpense ▅▅▄▅▆▅▅▅▆▄▆▇▆▅█▄▅▃▃▃▂▂▂▂▂▂▁▁▁▁▂▁▁▁▁▁▁▁▁▁▁▁▁▂▂6.2516.1135.3635.86.536.3135.5286.4466.8625.0866.77.9067.0676.428.9974.5635.5623.6143.7033.6993.4392.8092.852.773.1683.0042.372.1911.9632.3842.6122.4252.3352.3482.2812.4032.1552.2932.3092.2482.2312.2052.172.7773.049NA
us-gaap:ComprehensiveIncomeNetOfTax ▅▆▆▆▅▄█▅▅▅▆▅▅▅▆▅▆▅▁▆▅▅▂▅▆18.97369.49861.27657.68937.769-14.41130.83422.57931.4133.546.39727.96714.75422.68151.81440.06143.70729.402-122.88142.99223.36830.997-102.77831.66642.094NA28.95918.77639.26826.96216.30833.66837.87223.99734.36730.66529.73230.12928.81723.56228.78432.17124.98622.08717.855NA
us-gaap:CostOfRevenue █▆▇▅▆▆█▇▇▄▅▃▃▃▂▁63.33757.82260.02755.82256.80259.13164.32861.71660.26651.01355.96249.21747.74948.14545.97442.371NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal us-gaap:DisposalGroupClassification us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperationsNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:GainLossOnInvestments -16.677NA0.0-0.156-0.003-20.832-4.166-0.007-0.024-0.013NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:GainLossOnInvestments us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeNANA0.00.00.00.698NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:GainsLossesOnExtinguishmentOfDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType jcom:A60SeniorNotes,us-gaap:SeniorNotesNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:GeneralAndAdministrativeExpense ▇▇█▇▆▆▇▇▆▆▆▆▆▅▆▅▅▅▄▄▄▄▄▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁117.676119.346133.148114.38194.731103.171109.94110.81105.16898.154102.34193.79291.33487.79991.39976.42579.03876.65568.84955.61259.43455.77666.34745.20247.08846.539.97933.81231.41928.97927.30625.89224.47424.01117.38514.78414.77413.82914.1215.40314.39214.24213.96310.92111.84811.494
us-gaap:GrossProfit ▇▇█▆▅▅▇▆▅▅▆▅▅▅▅▅▅▄▄▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁365.707340.363409.213301.154274.182273.262341.26282.425262.166248.88290.097243.507240.14232.478270.406231.245230.015213.859211.608173.124176.209166.214170.215148.032146.544133.067138.145124.974119.186110.736115.857105.987118.68293.38283.37576.94373.27870.78870.41171.02570.51857.59258.31752.04650.93150.014
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic ▂▅▅▇▅▁█▆▃▃▅▃▄▂█▃▄▃▆▅▆▄▆▄▅▄▄▆▆▄▃▅▆▄▅▄▄▄▄▆▅▄▅▅-13.719.515.09999999999999634.716.4-18.947.030.61.52.515.64.18.9-8.748.24.59.10.127.616.928.012.327.35.516.611.68.931.727.211.65.022.827.85.415.710.813.913.813.324.715.47.118.815.8NANA
 us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeNANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign ▅▅█▇▆▄▅▂▅▄▇▅▄▅▅▅▄▅▄▆▃▄▂▅▃▃▅▁▂▄▄▂▃▃▃▄▄▃▄▂▃▂▂▂37.439.862.951.243.525.539.110.638.230.157.036.629.534.634.437.031.635.130.644.520.830.715.138.922.519.433.94.412.125.426.911.920.022.922.028.726.923.126.112.022.815.712.511.9NANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments ▃▆▇█▆▁█▄▄▃▇▄▄▃█▄▄▄▆▆▅▄▄▄▄▃▄▄▄▄▃▃▅▃▄▄▄▄▄▄▄▂▃▃▃▃23.62159.37778.00985.92259.96.56886.0941.22439.65632.62872.56940.64338.48725.88882.5441.52140.66335.24258.261.40448.85742.97942.43344.38839.09731.00142.76636.10439.34136.95631.90434.73247.7928.27137.66539.5340.83636.89139.39936.73438.24322.7431.29627.7326.9624.651
us-gaap:IncomeTaxExpenseBenefit ▅▅▇▇▆▆▁▅▆▅▇▆▅▅█▆▆▆▆▆▆▆▅▅▅▆▆▅▅▆▆▅▆▅▅▆▆▆▆▆▆▄▅▆▆▅2.1525.72519.38224.3315.9788.703-37.2276.99811.148-0.29521.3959.317.0377.01732.6699.1639.2879.42215.04215.83515.08713.0366.9667.0130.1819.12410.0127.3454.2928.19110.7477.10511.8235.57.3797.889.6488.3529.5811.2369.729-8.1954.4297.8968.257.015
us-gaap:IncomeTaxesPaidNet █▃▄▇▂▃▃▅▅▃▅▃▄▃▃▆▆▃▁▅▅▄▂▅▆▃29.97.411.524.62.36.67.715.815.76.715.75.311.25.44.520.120.06.5-3.015.416.18.91.513.618.88.1NANANANANANANANANANANANANANANANANANANANA
us-gaap:InterestIncomeExpenseNet ▆▆▁▆▆▆▆▇▇▇▇▇▇▇▇▆▇▇▇▇▇▇▇▇▇▇▇▇██████-21.403-21.704-66.096-22.712-22.196-20.971-18.921-17.271-17.335-16.019-15.559-15.175-15.502-15.751-16.371-25.326-13.67-12.41-10.399-10.436-10.301-10.233-11.005-10.259-10.881-10.313-10.451-10.123-5.682-4.948-6.545-4.972-4.859-4.877NANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▂▆▄▅▃▁█▃▃▃▄▃▃▂▄▃▃▃▄▄▃▃▃▃▃▃▃▃▃▃▂▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂15.71777.92258.08860.88338.101-6.404123.02330.74532.58932.44950.61430.72328.47918.87149.87132.35831.37625.8243.15745.56933.7729.94335.46737.37538.91621.87731.76328.75935.04928.76520.75427.80636.0422.92230.20331.6531.18828.53929.81925.49828.51430.93526.86719.83418.7117.636
us-gaap:OperatingExpenses █▇█▆▆▆▇▆▆▆▆▅▅▅▆▅▅▅▄▃▄▃▄▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁271.423261.883280.327223.716201.142218.015231.015223.066205.552198.018203.413186.45185.757186.32194.19168.288171.455165.884143.446111.002117.264112.876117.16292.29996.47892.53784.8478.49674.34869.15165.33666.67966.07560.39541.12634.66633.25133.17831.91634.58132.57434.52531.98524.80725.03825.555
us-gaap:OperatingIncomeLoss ▆▅█▅▄▃▇▃▃▃▅▃▃▃▅▄▃▃▄▄▃▃▃▃▃▂▃▃▂▂▃▂▃▂▂▂▂▂▂▂▂▁▁▁▁▁94.28478.48128.88677.43873.0455.247110.24559.35956.61450.86286.68457.05754.38346.15876.21662.95758.5647.97568.16162.12258.94553.33853.05355.73350.06640.5353.30646.47844.83841.58550.52139.30852.60732.98742.24842.27740.02737.6138.49536.44437.94423.06726.33227.23925.89324.459
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▆▃▆▄▅▃▇▃▅▅▄▄▁▆▅▇█▆▁▅▂▆▄▄▇▁▂▃▅▅▅▅▅▄▅▅▅▅▅▄▅3.256-8.4243.183-3.202-0.169-8.7147.226-8.166-1.1770.491-4.199-2.934-14.6486.311.9437.70312.3313.582-13.51-0.328-12.6533.415-2.281-4.6527.112-15.237-9.888-6.9771.3340.8370.6041.59-0.363-1.7530.8450.53-1.431.463-0.423-1.8640.248NANANANANA
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▆▃▆▄▅▃▇▃▅▅▄▄▁▆▅▇█▆▁▄▂▅▄▃▆▁▄▂▆▄▄▆▅▅▆▅▄▅▅▄▅3.256-8.4243.188-3.194-0.332-8.0067.811-8.166-1.1791.051-4.218-2.756-13.7253.811.9437.70312.3313.582-13.6-2.577-10.4021.054-4.609-5.7093.178-14.857-3.795-9.9834.219-1.803-4.4115.8491.8171.0684.164-0.985-1.4561.59-1.002-1.9370.27NANANANANA
us-gaap:OtherNonoperatingIncomeExpense ▂▃▆▆▅▁▁▂▃▂▃▂▃▂█▄▂▃▃▅▃▃▃▂▃▃▃▃▃▃▃▂▁▂▂▂▃▂▃▃▃▃▄▃▃▃-0.7770.62215.21914.239.059-6.876-5.234-0.8640.377-2.2151.444-1.239-0.394-4.51922.6953.89-4.227-0.3230.4389.7180.213-0.1260.385-1.086-0.0880.784-0.089-0.2510.1850.3192.637-4.576-4.817-4.716-4.583-2.7470.809-0.7190.9040.290.299-0.3274.9640.4911.0670.192
us-gaap:ResearchAndDevelopmentExpense ▇██▅▅▆▆▅▄▅▅▄▄▅▄▅▄▄▄▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▁▁▁▂▁▁▁▁19.64421.35121.02214.26113.60615.40615.70413.7711.93812.98412.95811.9511.25212.2110.26712.43111.55511.75210.8818.9659.2138.9888.6258.2898.9698.4478.2297.6377.67.2136.3516.06.3886.7464.8264.6924.6174.4893.6594.1053.8374.7724.0173.0082.8932.909
us-gaap:Revenues ▇▇█▆▆▆▇▆▅▅▆▅▅▅▅▅▅▄▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▂▆▂▁▁▁▁▁▁▁▁▁▁429.044398.185469.24356.976330.984332.393405.588344.141322.432299.893346.059292.724287.889280.623316.38273.616273.174254.669251.837210.116211.8200.502204.823178.701176.038161.253167.144153.018144.744134.124138.035127.788141.361113.617371.39693.24689.46586.65285.07286.02785.67673.38471.02562.77861.31160.28
us-gaap:SellingAndMarketingExpense █▇█▆▆▆▆▆▅▅▅▅▅▅▆▅▅▅▄▃▃▃▃▃▃▃▂▃▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁134.103121.186126.15795.07492.80599.438105.37198.48688.44686.8888.11480.70883.17186.31192.52479.43280.86277.47763.71646.42548.61748.11242.1938.80840.42137.5936.63237.04735.32932.95931.67934.78735.21329.63818.91515.1913.8614.8614.13715.07314.34515.51114.00510.87810.29711.152
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:Assets ███▇▇▇█▆▆▆▅▅▅▅▅▅▅▄▄▄▄▄▄▄▄▄▄▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁3703.3663703.6573665.3313342.9933419.4453368.8933505.8462893.32809.9322642.9132560.832517.1632480.6592452.2182453.0932304.6862527.6612102.5522062.3281769.1451793.1511771.8341792.8681764.9991726.8091698.2361705.2021640.0041639.8171178.2841153.7891138.091103.8791039.826995.17925.208649.281637.934651.171636.905607.539570.119532.623NANANA
us-gaap:Liabilities ███▇▇▇▇▆▆▅▅▅▅▅▅▅▅▄▄▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁2408.8662428.7462454.3132166.6562156.2772127.8122194.6541808.9321737.8341586.2591525.0861472.3411450.051421.051432.7881324.1461572.1021172.1261147.792870.951874.758863.79902.66893.033877.606883.277884.967836.443846.225449.918447.371463.255459.478429.772400.575356.874105.77197.69796.796104.509103.336101.369100.878NANANA
us-gaap:LiabilitiesAndStockholdersEquity ███▇▇▇█▆▆▆▅▅▅▅▅▅▅▄▄▄▄▄▄▄▄▄▄▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁3703.3663703.6573665.3313342.9933419.4453368.8933505.8462893.32809.9322642.9132560.832517.1632480.6592452.2182453.0932304.6862527.6612102.5522062.3281769.1451793.1511771.8341792.8681764.9991726.8091698.2361705.2021640.0041639.8171178.2841153.7891138.091103.8791039.826995.17925.208649.281637.934651.171636.905607.539570.119532.623NANANA
us-gaap:StockholdersEquity █▇▆▆▇▇█▄▄▄▃▃▃▃▃▂▂▂▁▁▁1294.51274.9111211.0181176.3371263.1681241.0811311.1921084.3681072.0981056.6541035.7441044.8221030.6091031.1681020.305980.54955.559930.426914.536898.194918.393NA890.208NANANA820.235803.561793.592NA706.418676.371645.407610.64594.695568.334543.51540.237554.375532.396504.203468.75431.745NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AssetsCurrent ▆▆▆▇█▇█▃▃▄▄▅▅▅▆▆▇▃▃▄▄▄▄▄▆▅▆▇▇▃▃▄▄▃▃▄▂▂▂▂▂▁▁661.978675.503622.843807.324853.145782.095886.89344.911365.335435.561460.331514.146573.489537.768620.427630.214805.46383.713347.999466.619493.506430.611482.805499.679632.091587.105646.183729.699761.471369.487389.025397.011407.016368.465377.499470.759213.225195.956212.897200.223178.442158.362115.502NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▅▅▃▇█▇▇▁▂▃▃▄▅▄▅▅▄▃▂▄▄▃▃▄▅▅▆▇█▃▃▃▃▃▃▄▂▂▂▂▂▂▁▃▃▃347.857371.971242.652567.93616.82526.554575.61592.185155.476226.612209.474303.524357.365331.367350.945402.544330.743187.409123.95285.563313.754242.755255.53272.368415.93392.017433.663514.997591.881208.068207.801199.181214.926193.126218.68287.514142.873135.682139.359134.19129.707106.91664.752212.7211.991184.009
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▄▅▃▇█▇▇▁▂▃▃▄▅▄▄▅█▂▁▄347.857371.971242.652567.93616.82526.554575.61592.185155.476226.612209.474303.524357.767331.769350.945402.544595.743187.409123.95285.563NANA255.53NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ShortTermInvestments NA0.6630.663NANANANANANANANANANANANA0.00.0650.0650.0639.90850.91569.82179.65585.4197.18885.75996.206107.41861.68771.390.789108.043108.947100.846105.054143.62841.74429.07238.51329.00521.24916.89414.035NANANA
us-gaap:AccountsReceivableNetCurrent ▆▆█▅▅▅▇▅▅▅▆▅▅▅▆▅▅▅▅▃▃▃▃▃▃▂▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁249.005242.42325.619192.8188.383204.783261.928203.869174.142176.741221.615176.758179.716174.411234.195187.482181.528172.062199.871114.581106.36598.329114.6897.37687.31982.57291.69975.01670.8363.66667.24564.27962.2756.16437.28525.33220.24219.90819.07117.72317.17517.63917.423NANANA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent █▇█▇▇▇▇▇▅▅▄▅▅▅▅▄▃▄▄▄▃▃▄▅▄▄▃▄▅▄▃▃▂▂▂▂▁▁▂▂▁56.17752.38653.90946.59445.76750.75849.34748.85735.71732.20829.24233.86436.00631.58835.28730.66322.35424.17724.11826.56722.47219.70625.72236.73827.1424.61122.60224.81733.84124.34320.06422.77916.82815.89115.38811.8136.2159.09114.31116.1456.215NA15.196NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NoncurrentAssets ███▆▆▆▆▇▆▆▅▅▅▅▅▄▄▅▅▃▄▃▃▃▃▃▃▂▂▂▂▂▂▂▂▁▁▁▁▁▁937.321923.396972.198672.539716.073766.864778.507780.851707.525655.691593.595563.313533.211548.755532.714482.19518.325534.103546.483354.287437.11386.248377.273384.092320.137333.102317.206269.48262.683252.281221.922194.143194.308187.708152.10382.68383.20784.35878.93479.85481.897NA81.111NANANA
us-gaap:PropertyPlantAndEquipmentGross NANA362.466NANANA354.119NANANA289.164NANANA233.829NANANA187.96NANANA147.673NANANA111.398NANANA86.699NANANA66.709NANANA55.849NANANA49.072NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ComputerEquipmentNANA350.735NANANA334.768NANANA272.067NANANA215.631NANANA173.103NANANA135.36NANANA100.537NANANA79.576NANANA61.471NANANA50.888NANANA44.151NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:FurnitureAndFixturesNANA2.721NANANA1.977NANANA2.391NANANA2.035NANANA1.928NANANA1.71NANANA1.763NANANA1.405NANANA1.3NANANA1.205NANANA1.153NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LeaseholdImprovementsNANA9.01NANANA17.374NANANA14.706NANANA16.163NANANA12.929NANANA10.603NANANA9.098NANANA5.718NANANA3.938NANANA3.756NANANA3.768NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA205.889NANANA226.302NANANA190.351NANANA154.056NANANA119.866NANANA90.231NANANA-73.181NANANA-55.499NANANA-47.11NANANA41.411NANANA35.505NANANA
us-gaap:AmortizationOfIntangibleAssets ███▇▆▆██▇▆▇▆▆▅▆▅▅▅▄▄▄▄▄▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁48.048.549.341.235.638.848.450.444.537.343.235.833.833.134.731.731.730.925.723.724.821.123.515.917.616.915.210.711.510.08.67.57.36.85.03.93.73.73.33.43.3NANANANANA
us-gaap:PropertyPlantAndEquipmentNet █▇▇▇▇▆▆▆▅▅▅▅▄▄▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁171.645155.799156.577147.268144.494136.439127.817117.496110.697104.63598.81398.01691.08185.85279.77371.33371.17369.71468.09461.43760.05356.3757.44259.82936.77836.61838.21738.78740.66238.82931.230.14328.45324.87419.59913.93814.09514.20514.43814.33514.61913.53513.567NANANA
us-gaap:LongTermInvestments ▆█▄▄▄▄▅▄▅▄▃▃▂▂▁117.396138.70397.49596.57594.04298.02100.07996.788104.00293.73183.82882.51770.21564.94757.722NANANA0.053.42142.53781.89678.56352.88954.17761.71860.50861.41554.93435.69847.35166.89929.00216.11819.84138.68722.21728.59343.07730.63520.6942.8938.175NANANA
us-gaap:Goodwill ███▇▇▇▇▇▇▆▆▆▅▅▅▅▅▅▅▄▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁1837.5391777.7451867.431661.5461637.2871637.1931633.0331626.2661589.7041415.6351380.3761314.3011260.8141257.5211196.6111107.9881139.4261138.71122.81853.791840.946829.012807.661772.916674.084669.374635.675533.403514.539483.255457.422441.687433.94429.293407.825293.687289.259290.097279.016279.007277.948277.362281.848NANANA
us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill ▁▁▂▁▁▁▁▁▁▁▁▁▁▁███████████████████████31.75431.73431.78931.73431.68831.68531.68531.68531.68531.68531.68531.68531.68531.68532.81132.81132.81132.81132.81132.81132.81132.81132.81132.81132.81132.81132.81132.81132.81132.81132.81132.81132.81132.81232.81232.81532.8NA33.571NANANANANANANA
 us-gaap:IntangibleAssetsNetExcludingGoodwill us-gaap:FiniteLivedIntangibleAssetsByMajorClass us-gaap:CustomerRelationships▆▇█▁322.281341.6377.194190.689NANA238.502NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:IntangibleAssetsNetExcludingGoodwill us-gaap:FiniteLivedIntangibleAssetsByMajorClass us-gaap:TradeNames▇▇█▁183.335177.524187.902126.859NANA138.029NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:FiniteLivedIntangibleAssetsNet ▇▇█▅▅▆▆▇▆▆▆▅▅▅▅▅▅▅▅▃▄▄▄▄▃▃▃▃▃▃▂▂▂▂▂▁▁657.184657.827709.78427.832460.773494.971524.868573.221529.907481.769494.783465.297442.13462.904452.94409.122435.274464.389478.88292.843311.435329.878319.83333.276283.357296.485278.989230.693222.022213.452190.722164.0165.855162.833132.50468.74569.112NA64.49665.5267.279NA67.544NANANA
us-gaap:OperatingLeaseRightOfUseAsset ▆▆▇▆▇▇█▆▅▅▁82.96185.342105.84597.439110.031115.455125.82290.13466.92269.2890.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ███▇█▇▇▆▆▅▅▆▆▆▆▃▄▃▄▂▃▃▇▇▇▇▆▆▆▂▂▂▂▂▂▂▂▁▁▁▁▁▁16.75916.99317.02715.78516.19914.46215.67612.79911.6810.60811.01411.20111.24511.54112.8096.3646.5696.3136.4453.7695.3695.37213.75613.59913.51114.12512.81913.19613.3783.3833.4133.4093.1323.2663.2382.3212.4290.6520.5160.6590.8140.5480.61NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent ▇▇█▆▆▆██▇▆▆▅▅▄▆▅▅▅▆▄▄▃▄▃▃▃▃▃▂▂▃▂▂▂▂▁▁▁▁▁▁▁▁198.22201.141230.651177.82166.289162.656238.059226.366204.692186.964166.521158.919143.246127.713169.837134.617135.473145.927178.071101.83106.51282.813114.38489.63887.08181.00895.3170.78165.58654.08469.5768.4367.09157.12239.87428.43726.23623.22424.0722.90325.09425.11925.112NANANA
us-gaap:LiabilitiesCurrent ███▇▇▄█▄▄▃▃▃▃▃▃▂▅▅▄▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁845.019867.534882.557768.913772.181368.681833.104410.053387.713348.523307.322294.451263.922241.944265.102225.85483.67477.114454.089180.487185.246167.715196.654165.429164.335157.871159.367130.498130.22114.582114.892116.474113.59299.79178.92766.32663.82259.27957.79853.49855.88955.64657.892NANANA
us-gaap:LongTermDebtCurrent █████▁█▁▁▁▁▁▁▁▁▁▅▁▁▁▁▁▁402.134399.893396.801393.98391.0920.0385.5320.00.00.00.00.00.00.00.00.0246.6520.00.00.00.00.00.0NANANA0.0NANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseLiabilityCurrent ███▇▇▇▇▆▅▅▁30.81830.3332.21127.67326.60226.71526.92724.07818.06618.9410.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesCurrent ▁▁▁▂▂▃▃▃█▃▁▁▁▁▁▁▁▁▁0.0520.0410.4970.9011.5011.6541.9732.3037.2652.0130.3180.4150.2890.2910.010.0150.0240.0340.064NANANANANANANANA0.540.909NA0.0NANANANANANANANANANANANANANANA
us-gaap:TaxesPayableCurrent ▃██▃▆▄▅▁▃▃▃▂▁11.47132.69331.75312.73324.40216.73217.7582.1449.77510.64112.9158.1863.807NA0.00.012.84521.59916.7532.2074.1475.7295.5890.0621.2152.9590.01.1874.7274.8371.5691.7362.063.2773.0374.0143.6972.3721.4942.3431.3560.551.798NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:LongTermDebt ███▇▅▇▅▆▆▅▅▅▅▅▅▅▅▃▃▃▃▃▃▃▃▃▃▃▃▁▁▁▁▁▁▁1591.8611586.3311579.0211469.0511071.3641455.4461062.9291150.5151119.4381015.9671013.1291010.5661007.6941004.7961001.944999.198996.377604.273601.746599.26596.813594.406601.186599.183597.209595.266593.35591.464589.603245.796245.67245.548245.427245.31250.0245.081NANA0.0NANANANANANANA
us-gaap:LongTermDebtNoncurrent ▆▆▆▅▅█▅▆▅▄▄▄▄▄▄▄▄▁▁▁▁▁▁1189.7271186.4381182.221075.0711071.3641455.4461062.9291150.5151119.4381015.9671013.1291010.5661007.6941004.7961001.944999.198996.377604.273601.746599.26596.813594.406601.186NANANA593.35NANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ▆▅▇▆▅▅▂▄▄▄█▅▇▆▅▁▂▁▁▁▂▃▃▅▄▃▄▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁39.71832.95344.46336.64928.8126.73610.22819.70119.72321.4351.06831.38644.13335.50931.4344.6795.1432.9873.4754.4455.12417.54718.22827.03919.24217.91522.4166.0335.9153.8731.4581.7871.1553.0013.1663.072.52.1752.3423.0723.2713.2883.302NANANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▆▆█▇▇▇█▆▅▅▁81.75280.46599.17787.56391.27993.687104.0770.92753.07954.6260.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo ▄▁█▂27.95225.07232.13726.12NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree ▂▁█▃20.06218.47326.25520.383NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour ▂▁█▄11.67210.03518.28813.726NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA9.843NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA38.447NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:StockholdersEquity █▇▆▆▇▇█▄▄▄▃▃▃▃▃▂▂▂▁▁▁1294.51274.9111211.0181176.3371263.1681241.0811311.1921084.3681072.0981056.6541035.7441044.8221030.6091031.1681020.305980.54955.559930.426914.536898.194918.393NA890.208NANANA820.235803.561793.592NA706.418676.371645.407610.64594.695568.334543.51540.237554.375532.396504.203468.75431.745NANANA
us-gaap:CommonStockValue ▁▁▁▁▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▇▇██▇▇▇0.4470.4450.4430.4480.4690.4710.4760.4760.4780.4770.4810.480.480.4790.4790.4760.4760.4750.4740.4720.4810.480.4790.4770.4760.4740.4740.4690.4680.4670.4610.4590.4560.4530.4510.4510.5360.5430.5540.5530.5420.5390.537NANANA
us-gaap:AdditionalPaidInCapital ███████▆▆▅▅▅▅▅▅▅▄▄▄▄▄▄▄▄▄▄▄▃▃▂▂▂▁▁▁▁▂▂▂▂▁▁▁461.422455.625456.274451.741467.267462.43465.652369.973365.687358.932354.21345.67338.409332.407325.854318.71314.79312.468308.329304.385299.349295.633292.064289.196282.702275.42273.304270.857266.122227.149216.872191.287181.274173.231169.542166.557195.538196.012197.374194.649176.2169.616164.769NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ██▇▆▇▇█▆▆▆▆▆▆▆▆▅▅▅▅▄▅▅▄▄▄▃▃▃▃▃▂▂▂▂▂▁▂▂▂▂▂▁▁892.605882.071809.107782.142850.232832.648891.526768.192752.04742.173769.575740.433730.725723.562723.062692.387679.029668.55660.382634.386657.035640.001626.789606.808584.831561.049553.584535.567520.351498.318484.85475.979460.88435.976424.79404.862462.658457.458472.595452.489440.168411.661381.145NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▁▁▂▂▂▂▃▂▃▃▃▃▃▅▄▄▃▂▂▃▃▄▄▅▅▅▆▇█▇██▇▇▇▇▇▇▇▇▇▇▇-59.974-63.23-54.806-57.994-54.8-54.468-46.462-54.273-46.107-44.928-45.979-41.761-39.005-25.28-29.09-31.033-38.736-51.067-54.649-41.049-38.472-28.07-29.124-24.515-18.806-21.984-7.127-3.3326.6512.4324.2358.6462.7970.98-0.088-3.536-2.551-1.105-3.477-2.624-0.036-0.395-2.035NANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue ▄▄▂▃▅▄▂▄▅▁▅█▆▄6.2516.1135.3635.86.536.3135.5286.4466.8625.0866.77.9067.0676.42NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▅█▆▅▆▅▅▅▄▅▅▄▅▅▄▃▃▃▄▃▃▃▄▃▃▂▂▂▃▂▃▂▃▂▂▂▂▂▂▂▂▂▁▂▁▂111.298178.724124.07114.382139.591102.036103.23297.09695.357116.854107.20987.823102.383103.9185.42367.34160.46451.19189.84760.48867.52864.52480.48850.96351.89445.71645.1140.31554.51237.29458.44425.85968.97340.04846.39438.19346.38238.94241.51528.68242.39838.15322.23327.14712.31734.688
us-gaap:NetCashProvidedByUsedInInvestingActivities ▆▇▁█▇▇▇▅▄▇▆▆▇▆▆█▇▇▂▇█▇▇▅▇▇▆▆▇▇▇▇▇▇▆▆██▇▇▇█▅▇█▇-123.655-28.956-478.934-10.418-27.806-69.062-32.345-161.469-229.795-81.664-134.877-117.609-47.161-106.966-113.92211.58-42.778-13.37-407.168-19.38925.502-47.804-72.378-179.829-17.173-66.323-107.271-102.136-39.845-26.217-35.411-36.378-41.201-54.408-114.094-128.684-9.6192.903-27.184-25.949-23.9610.914-174.113-28.42418.293-46.89
us-gaap:NetCashProvidedByUsedInFinancingActivities ▄▄▄▂▄▃█▄▄▄▃▄▄▄▄▁█▄▅▃▄▄▄▄▄▄▄▄█▄▄▄▄▄▄▆▄▃▄▄▄▄▄▄▄▄-11.451-20.13922.221-155.312-23.186-78.356409.8432.05364.075-19.276-64.207-23.931-23.144-20.08-23.743-275.957385.99425.529159.797-69.416-18.851-30.38-24.372-13.255-12.975-16.761-17.71-12.639368.59-10.711-14.542-5.287-5.425-10.439-1.055235.49-28.701-47.342-9.2833.0484.3472.2264.2480.529-1.442-0.664
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▄▅▁▃▅▃█-24.114129.319-325.278-48.8990.266-49.061483.43NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:DeferredIncomeTaxExpenseBenefit ▆▆▆▇▆▆▁▆▆▆█▆▆▆▄▇▆▆▅▆▆▆▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆-6.473-5.38-1.9755.0633.858-1.106-66.294-1.0583.360.54824.4910.1060.0990.354-25.2917.538-1.318-2.361-11.451-0.2641.037-3.101-17.3020.2920.421-0.494-7.079-2.174-0.569-0.211-0.2221.0140.904-1.4462.1622.2950.191-3.4981.4280.6-0.012-0.0470.274-0.099-0.606-0.11
us-gaap:DepreciationDepletionAndAmortization ███▇▆▇██▇▆▇▆▆▅▆▅▅▅▄▄▄▄▄▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁64.73465.49265.05759.61250.08853.9861.62364.19757.00349.20954.32446.37543.85742.61843.44439.37239.90239.32333.52230.33631.05927.17429.57820.45421.89421.28719.64614.85215.31813.13711.36410.1839.4798.7626.6095.3585.2714.9264.8644.8114.9725.1093.5373.0763.9293.968
us-gaap:IncreaseDecreaseInAccountsReceivable ▄▁█▄▄▂▇▅▄▂▆▄▄▁▆▄▅▃▅▅▅▃▃▄▄▄▄▄▄▄▃▅▄▄▃▄▄▄▄▄▄▄▄▄▄▄3.252-68.56489.1716.115-10.726-52.94960.63312.977-1.004-41.92645.9030.3699.341-59.64742.2576.48413.915-25.1123.05611.39412.01-15.773-22.8046.4957.055-9.254-9.8114.4242.761-8.452-17.08310.381-0.391-2.495-12.4495.7192.249-0.9362.4352.2413.1521.681-1.1081.688-0.4150.081
us-gaap:NetCashProvidedByUsedInOperatingActivities ▅█▆▅▆▅▅▅▄▅▅▄▅▅▄▃▃▃▄▃▃▃▄▃▃▂▂▂▃▂▃▂▃▂▂▂▂▂▂▂▂▂▁▂▁▂111.298178.724124.07114.382139.591102.036103.23297.09695.357116.854107.20987.823102.383103.9185.42367.34160.46451.19189.84760.48867.52864.52480.48850.96351.89445.71645.1140.31554.51237.29458.44425.85968.97340.04846.39438.19346.38238.94241.51528.68242.39838.15322.23327.14712.31734.688
us-gaap:NetIncomeLoss ▂▆▄▅▃▁█▃▃▃▄▃▃▂▄▃▃▃▄▄▃▃▃▃▃▃▃▃▃▃▂▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂15.71777.92258.08860.88338.101-6.404123.02330.74532.58932.44950.61430.72328.47918.87149.87132.35831.37625.8243.15745.56933.7729.94335.46737.37538.91621.87731.76328.75935.04928.76520.75427.80636.0422.92230.20331.6531.18828.53929.81925.49828.51430.93526.86719.83418.7117.636
us-gaap:ShareBasedCompensation ▅▅▄▅▆▅▅▅▆▄▆▇▆▅█▄▅▃▃▃▂▂▂▂▂▂▁▁▁▁▂▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂6.256.1135.3635.86.536.3135.5286.4466.8625.0866.77.9067.0676.428.9974.5635.5633.6143.7033.6993.4392.8092.852.773.1693.0042.372.1911.9632.3842.6122.4252.3352.3482.3162.3912.1452.282.2962.2362.2312.2052.172.7773.0492.941
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▆▇▁█▇▇▇▅▄▇▆▆▇▆▆█▇▇▂▇█▇▇▅▇▇▆▆▇▇▇▇▇▇▆▆██▇▇▇█▅▇█▇-123.655-28.956-478.934-10.418-27.806-69.062-32.345-161.469-229.795-81.664-134.877-117.609-47.161-106.966-113.92211.58-42.778-13.37-407.168-19.38925.502-47.804-72.378-179.829-17.173-66.323-107.271-102.136-39.845-26.217-35.411-36.378-41.201-54.408-114.094-128.684-9.6192.903-27.184-25.949-23.9610.914-174.113-28.42418.293-46.89
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment █▇▆▆▆▇▆▅▅▄▄▅▄▄▃▃▃▃▃▃▂▂▂▂▂▂▂▂▁▂▃▂▂▁▁▁▁▁▁▂▁▁▁▁▁▁31.49726.26921.28620.72923.65226.88521.10518.69218.2612.53111.45116.3715.39313.16510.11210.5389.2859.667.2998.2614.8654.3215.374.9723.9992.9564.0743.1241.6952.9367.5115.1274.0561.9331.1590.9671.7761.1591.7692.591.860.6250.5690.6920.4950.086
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▄▄▄▂▄▃█▄▄▄▃▄▄▄▄▁█▄▅▃▄▄▄▄▄▄▄▄█▄▄▄▄▄▄▆▄▃▄▄▄▄▄▄▄▄-11.451-20.13922.221-155.312-23.186-78.356409.8432.05364.075-19.276-64.207-23.931-23.144-20.08-23.743-275.957385.99425.529159.797-69.416-18.851-30.38-24.372-13.255-12.975-16.761-17.71-12.639368.59-10.711-14.542-5.287-5.425-10.439-1.055235.49-28.701-47.342-9.2833.0484.3472.2264.2480.529-1.442-0.664
 us-gaap:RepaymentsOfLongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType jcom:A325ConvertibleNotes,us-gaap:ConvertibleDebt2.8NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RepaymentsOfLongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType,us-gaap:SubsequentEventType jcom:A325ConvertibleNotes,us-gaap:ConvertibleDebt,us-gaap:SubsequentEventNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock ▂▂▃█▂▄▁▂▁▁▃▁▁▁▁▁▁▁▁▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▃▁▁▁▁▁▁▁▁10.75512.17936.749150.43625.50362.9660.24116.7552.631.17742.9350.8112.7450.6111.9881.1246.4240.3140.41352.7271.571.7860.5150.8571.5970.7050.190.740.6914.0420.0742.2470.1972.0690.0210.03719.95140.2730.0080.030.1521.0910.0460.5453.0170.613
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value447000.0445000.0443000.0448000.0469000.0471000.0476000.0476000.0478000.0477000.0481000.0480000.0480000.0479000.0479000.0476000.0476000.0475000.0474000.0472000.0481000.0480000.0479000.0477000.0476000.0474000.0474000.0469000.0468000.0467000.0461000.0459000.0456000.0453000.0451000.0451000.0536000.0543000.0554000.0553000.0542000.0539000.0537000.0529000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.1

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value47464546474749494948484949484848484847474848484747474747474646464645454545464646464646454545
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value44444446464747474747474847474747474747474847474747474746464645454545454545464645454544444444
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


Antidilutive
Period End2020-09-302020-06-302020-03-312019-06-302019-03-312018-09-302018-06-302017-09-302017-06-302016-09-302016-06-302015-09-302015-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value423000.00000000062000.062000.00000015000.0420320.0613060.0430320.0400350.0396810.0302000.0709070.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.00.00.00.00.00.00.00.00.0100.0100.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.351.751.31.310.81-0.132.540.630.670.671.040.630.590.391.030.670.650.540.90.950.690.620.730.770.810.450.660.60.730.610.450.60.780.50.660.690.680.610.630.550.630.690.60.440.420.4
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.331.671.271.310.8-0.132.450.620.660.661.030.610.570.381.020.660.630.520.890.940.690.610.720.770.80.450.660.60.730.60.440.590.770.490.650.690.670.60.620.540.610.660.580.430.410.39
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value6.2516.1135.3635.86.536.3135.5286.4466.8625.0866.77.9067.0676.428.9974.5635.5623.6143.7033.6993.4392.8092.852.773.1683.0042.372.1911.9632.3842.6122.4252.3352.3482.2812.4032.1552.2932.3092.2482.2312.2052.172.7773.049
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues1.51.51.11.62.01.91.41.92.11.71.92.72.52.32.81.72.01.41.51.81.61.41.41.61.81.91.41.41.41.81.91.91.72.10.62.62.42.62.72.62.63.03.14.45.0

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:AwardType

jcom:RestrictedStockAndRestrictedStockUnitRSU


Allocated
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-30
Value5.45.35.15.75.65.9
Percentage of AllocatedShareBasedCompensationExpense86.486.787.987.388.791.5
Percentage of Revenues1.31.31.41.71.71.7
Percentage of Revenues jcom:RestrictedStockAndRestrictedStockUnitRSU0.00.00.00.00.00.0

us-gaap:EmployeeStockOption


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value0.20.20.20.20.20.20.20.20.20.20.2120.2290.2320.2320.30.040.050.10.10.10.10.10.10.10.30.2
Percentage of AllocatedShareBasedCompensationExpense3.23.33.73.43.13.23.63.12.93.93.22.93.33.63.30.90.92.82.72.72.93.63.53.69.56.7
Percentage of Revenues0.00.10.00.10.10.10.00.10.10.10.10.10.10.10.10.00.00.00.00.00.00.00.00.10.20.1
Percentage of Revenues us-gaap:EmployeeStockOption0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:AwardType, us-gaap:PlanName

us-gaap:CommonStock, jcom:A2001EmployeeStockPurchasePlan


Allocated
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value0.70.60.50.60.50.30.30.40.30.20.00.00.0
Percentage of AllocatedShareBasedCompensationExpense11.29.88.69.27.94.74.47.93.82.80.00.00.0
Percentage of Revenues0.20.20.10.20.20.10.10.10.10.10.00.00.0
Percentage of Revenues us-gaap:CommonStock jcom:A2001EmployeeStockPurchasePlan0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation

us-gaap:CostOfSales


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.1170.1320.1220.1360.1430.1340.1350.1270.1310.1320.1320.1280.1290.1210.1430.120.1210.1170.1220.1160.1030.0950.10.0990.0910.0830.0820.0820.0270.1540.1750.1620.2050.2140.2110.1990.192
Percentage of AllocatedShareBasedCompensationExpense1.92.22.32.32.22.12.42.01.92.62.01.61.81.91.62.62.23.23.33.13.03.43.53.62.92.83.53.71.46.56.76.78.89.19.38.38.9
Percentage of Revenues0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.00.00.00.10.10.10.00.10.00.10.10.10.10.20.10.20.2
Percentage of Revenues us-gaap:CostOfSales0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:GeneralAndAdministrativeExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value5.2065.0994.4834.9185.4875.354.6735.5275.9814.1925.7846.8316.1165.5028.0293.7824.6392.8812.9462.9252.6811.9761.8981.822.2612.1431.521.4911.2881.5991.7741.6951.5961.611.5291.7031.494
Percentage of AllocatedShareBasedCompensationExpense83.383.483.684.884.084.784.585.787.282.486.386.486.585.789.282.983.479.779.679.178.070.366.665.771.471.364.168.165.667.167.969.968.468.667.070.969.3
Percentage of Revenues1.21.31.01.41.71.61.21.61.91.41.72.32.12.02.51.41.71.11.21.41.31.00.91.01.31.30.91.00.91.21.31.31.11.40.41.81.7
Percentage of Revenues us-gaap:GeneralAndAdministrativeExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ResearchAndDevelopmentExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.5570.520.4390.4250.4840.4310.3850.3730.3610.3580.3660.3990.3550.4320.3670.2960.2810.2380.2410.2350.2210.2070.2280.2270.2130.1940.1840.1750.2220.140.1230.1030.1020.1060.1150.1110.117
Percentage of AllocatedShareBasedCompensationExpense8.98.58.27.37.46.87.05.85.37.05.55.05.06.74.16.55.16.66.56.46.47.48.08.26.76.57.88.011.35.94.74.24.44.55.04.65.4
Percentage of Revenues0.10.10.10.10.10.10.10.10.10.10.10.10.10.20.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.10.10.10.10.10.00.10.1
Percentage of Revenues us-gaap:ResearchAndDevelopmentExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:SellingAndMarketingExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.3710.3620.3190.3210.4160.3980.3350.4190.3890.4040.4180.5480.4670.3650.4580.3650.5210.3780.3940.4230.4340.5310.6240.6240.6030.5840.5840.4430.4260.4910.540.4650.4320.4180.4260.390.352
Percentage of AllocatedShareBasedCompensationExpense5.95.95.95.56.46.36.16.55.77.96.26.96.65.75.18.09.410.510.611.412.618.921.922.519.019.424.620.221.720.620.719.218.517.818.716.216.3
Percentage of Revenues0.10.10.10.10.10.10.10.10.10.10.10.20.20.10.10.10.20.10.20.20.20.30.30.30.30.40.30.30.30.40.40.40.30.40.10.40.4
Percentage of Revenues us-gaap:SellingAndMarketingExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1869615737-14.411302231334627142251404329-122.881422330-102.778314228183926163337233430293028232832242217
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues4.417.513.116.211.4-4.332.36.69.711.213.49.65.18.116.414.616.011.5-48.820.511.015.5-50.217.723.917.312.327.120.111.826.326.821.19.332.933.234.833.927.433.643.835.235.229.1

Cost Of Revenue

us-gaap:CostOfRevenue

us-gaap:CostOfRevenue


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value63576055565964616051554947484542
Percentage of CostOfRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues14.814.512.815.617.217.815.917.918.717.016.216.816.617.214.515.5

Disposal Group Not Discontinued Operation Gain Loss On Disposal

us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal us-gaap:DisposalGroupClassification

us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Disposal
Period End2020-08-31
Value17
Percentage of DisposalGroupNotDiscontinuedOperationGainLossOnDisposal100.0
Percentage of Revenues0.0
Percentage of Revenues us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations0.0

Gain Loss On Investments

us-gaap:GainLossOnInvestments

us-gaap:GainLossOnInvestments


Gain
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-16677000.00-156000.0-3000.0-20832000.0-4166000.0-7000.0-24000.0-13000.0
Percentage of GainLossOnInvestments100.00.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-3.90.0-0.0-0.0-6.3-1.0-0.0-0.0-0.0

us-gaap:GainLossOnInvestments us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome


Gain
Period End2020-12-312020-09-302020-06-302020-03-31
Value000698000.0
Percentage of GainLossOnInvestments0.0-0.0-0.0-3.4
Percentage of Revenues0.00.00.00.2
Percentage of Revenues us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome0.00.00.00.0

Gains Losses On Extinguishment Of Debt

us-gaap:GainsLossesOnExtinguishmentOfDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:GainsLossesOnExtinguishmentOfDebt

jcom:A60SeniorNotes, us-gaap:SeniorNotes


Gains
Period End2020-10-07
Value-38.0
Percentage of GainsLossesOnExtinguishmentOfDebt100.0
Percentage of Revenues0.0
Percentage of Revenues jcom:A60SeniorNotes us-gaap:SeniorNotes0.0

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense


General
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value11711913311494103109110105981029391879176797668555955664547463933312827252424171414131415141413101111
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues27.430.028.432.028.631.027.132.232.632.729.632.031.731.328.927.928.930.127.326.528.127.832.425.326.728.823.922.121.721.619.820.317.321.14.715.916.516.016.617.916.819.419.717.419.319.1

Gross Profit

us-gaap:GrossProfit

us-gaap:GrossProfit


Gross
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value36534040930127427334128226224829024324023227023123021321117317616617014814613313812411911011510511893837673707071705758525050
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues85.285.587.284.482.882.284.182.181.383.083.883.283.482.885.584.584.284.084.082.483.282.983.182.883.282.582.781.782.382.683.982.984.082.222.482.581.981.782.882.682.378.582.182.983.183.0

us-gaap:GrossProfit us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Gross
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-0.009-0.0650.0-0.011-0.0370.0010.0020.003
Percentage of GrossProfit-0.0-0.00.0-0.0-0.00.00.00.0
Percentage of Revenues-0.0-0.00.0-0.0-0.00.00.00.0
Percentage of Revenues us-gaap:CorporateNonSegment0.00.00.00.00.0100.00.0100.0

us-gaap:IntersegmentElimination


Gross
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-0.076-0.118-0.029-0.056-0.061-0.083-0.186-0.017
Percentage of GrossProfit-0.0-0.0-0.0-0.0-0.0-0.0-0.1-0.0
Percentage of Revenues-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0
Percentage of Revenues us-gaap:IntersegmentElimination26.0100.00.0100.0100.0100.00.0100.0

us-gaap:OperatingSegments


Gross
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value365340409301274273341282
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues85.285.587.284.482.882.284.182.1
Percentage of Revenues us-gaap:OperatingSegments85.285.50.084.482.882.20.082.1

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

us-gaap:OperatingSegments, jcom:CloudServices


Gross
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value137134133131127131132132
Percentage of GrossProfit37.539.532.643.846.548.138.847.1
Percentage of Revenues32.033.828.436.938.639.532.638.6
Percentage of Revenues us-gaap:OperatingSegments jcom:CloudServices78.278.40.077.476.477.40.077.7

us-gaap:OperatingSegments, jcom:DigitalMediaSegment


Gross
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value228206275169146141209149
Percentage of GrossProfit62.560.567.456.253.551.961.352.9
Percentage of Revenues53.351.858.847.544.342.751.643.4
Percentage of Revenues us-gaap:OperatingSegments jcom:DigitalMediaSegment90.090.80.090.789.487.20.086.4

us-gaap:OperatingSegments, jcom:FaxAndMartechSegment


Gross
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value8583828177827879
Percentage of GrossProfit23.524.620.227.028.230.123.128.2
Percentage of Revenues20.021.017.622.823.324.719.423.1
Percentage of Revenues us-gaap:OperatingSegments jcom:FaxAndMartechSegment81.683.50.083.182.286.80.083.5

us-gaap:OperatingSegments, jcom:VoiceBackupSecurityAndCPPSegment


Gross
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value5150505050495353
Percentage of GrossProfit14.014.912.416.718.418.015.718.9
Percentage of Revenues12.012.710.814.115.214.813.215.5
Percentage of Revenues us-gaap:OperatingSegments jcom:VoiceBackupSecurityAndCPPSegment73.171.30.069.868.965.60.070.3

Income Loss From Continuing Operations Before Income Taxes Domestic

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-13.719153416-18.947301.52.5154.18.9-8.7484.59.10.127162812275.516118.93127115.022275.4151013131324157.11815
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-3.24.93.29.75.0-5.711.68.90.50.84.51.43.1-3.115.21.63.30.011.08.013.26.113.33.19.47.25.320.718.88.63.617.819.74.84.211.615.515.915.628.718.09.726.525.2

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome


Income
Period End2020-12-31
Value0
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest0.0
Percentage of Revenues0.0
Percentage of Revenues us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome0.0

Income Loss From Continuing Operations Before Income Taxes Foreign

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3739625143253910383057362934343731353044203015382219334.412252611202222282623261222151211
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues8.710.013.414.313.17.79.63.111.810.016.512.510.212.310.913.511.613.812.221.29.815.37.421.812.812.020.32.98.418.919.59.314.120.25.930.830.126.730.713.926.621.417.619.0

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value23597885596.56886413932724038258241403558614842424439314236393631344728373940363936382231272624
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 Revenues5.514.916.624.118.12.021.212.012.310.921.013.913.49.226.115.214.913.823.129.223.121.420.724.822.219.225.623.627.227.623.127.233.824.910.142.445.642.646.342.744.631.044.144.244.040.9

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
Value2.1525.7251924158.703-37.2276.99811-0.295219.317.0377.017329.1639.2879.422151515136.9667.0130.1819.124107.3454.2928.191107.105115.57.3797.889.6488.3529.58119.729-8.1954.4297.8968.257.015
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 Revenues0.51.44.16.84.82.6-9.22.03.5-0.16.23.22.42.510.33.33.43.76.07.57.16.53.43.90.15.76.04.83.06.17.85.68.44.82.08.510.89.611.313.111.4-11.26.212.613.511.6

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value297.411242.36.67.715156.7155.3115.44.520206.5-3.015168.91.513188.1
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues7.01.92.56.90.72.01.94.64.92.24.51.83.91.91.47.37.32.6-1.27.37.64.40.77.610.75.0

Interest Income Expense Net

us-gaap:InterestIncomeExpenseNet

us-gaap:InterestIncomeExpenseNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-21.403-21.704-66.096-22.712-22.196-20.971-18.921-17.271-17.335-16.019-15.559-15.175-15.502-15.751-16.371-25.326-13.67-12.41-10.399-10.436-10.301-10.233-11.005-10.259-10.881-10.313-10.451-10.123-5.682-4.948-6.545-4.972-4.859-4.877
Percentage of InterestIncomeExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-5.0-5.5-14.1-6.4-6.7-6.3-4.7-5.0-5.4-5.3-4.5-5.2-5.4-5.6-5.2-9.3-5.0-4.9-4.1-5.0-4.9-5.1-5.4-5.7-6.2-6.4-6.3-6.6-3.9-3.7-4.7-3.9-3.4-4.3

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
Value1577586038-6.404123303232503028184932312543453329353738213128352820273622303131282925283026191817
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 Revenues3.719.612.417.111.5-1.930.38.910.110.814.610.59.96.715.811.811.510.117.121.715.914.917.320.922.113.619.018.824.221.415.021.825.520.28.133.934.932.935.129.633.342.237.831.630.529.3

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1577586038-6.40412330323250302818
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.719.612.417.111.5-1.930.38.910.110.814.610.59.96.7
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Expenses

us-gaap:OperatingExpenses

us-gaap:OperatingExpenses


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2712612802232012182312232051982031861851861941681711651431111171121179296928478746965666660413433333134323431242525
Percentage of OperatingExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues63.365.859.762.760.865.657.064.863.866.058.863.764.566.461.461.562.865.157.052.855.456.357.251.654.857.450.851.351.451.647.352.246.753.211.137.237.238.337.540.238.047.045.039.540.842.4

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9478128777355110595650865754467662584768625853535550405346444150395232424240373836372326272524
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 Revenues22.019.727.521.722.116.627.217.217.617.025.019.518.916.424.123.021.418.827.129.627.826.625.931.228.425.131.930.431.031.036.630.837.229.011.445.344.743.445.242.444.331.437.143.442.240.6

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-12.856-15.637-28.073-14.401-11.657-12.146-26.723-7.079
Percentage of OperatingIncomeLoss-13.6-19.9-21.8-18.6-16.0-22.0-24.2-11.9
Percentage of Revenues-3.0-3.9-6.0-4.0-3.5-3.7-6.6-2.1
Percentage of Revenues us-gaap:CorporateNonSegment0.00.00.00.00.0-1214600.00.0-235966.7

us-gaap:OperatingSegments


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1079415691846713666
Percentage of OperatingIncomeLoss113.6119.9121.8118.6116.0122.0124.2111.9
Percentage of Revenues25.023.633.425.725.620.333.819.3
Percentage of Revenues us-gaap:OperatingSegments25.023.60.025.725.620.30.019.3

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

us-gaap:OperatingSegments, jcom:CloudServices


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value6363656564586560
Percentage of OperatingIncomeLoss66.980.951.084.988.7106.759.6102.7
Percentage of Revenues14.715.914.018.419.617.716.217.7
Percentage of Revenues us-gaap:OperatingSegments jcom:CloudServices35.937.00.038.638.834.70.035.6

us-gaap:OperatingSegments, jcom:DigitalMediaSegment


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value44309126198.453715.493
Percentage of OperatingIncomeLoss46.839.170.833.727.215.364.69.3
Percentage of Revenues10.37.719.47.36.02.517.61.6
Percentage of Revenues us-gaap:OperatingSegments jcom:DigitalMediaSegment17.413.50.014.012.15.20.03.2

us-gaap:OperatingSegments, jcom:FaxAndMartechSegment


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value5152545250525251
Percentage of OperatingIncomeLoss54.867.442.568.268.594.647.787.5
Percentage of Revenues12.013.311.714.815.115.713.015.1
Percentage of Revenues us-gaap:OperatingSegments jcom:FaxAndMartechSegment49.152.70.053.953.255.20.054.5

us-gaap:OperatingSegments, jcom:VoiceBackupSecurityAndCPPSegment


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value11101012146.702139.025
Percentage of OperatingIncomeLoss12.113.58.516.720.212.111.915.2
Percentage of Revenues2.72.72.33.64.52.03.22.6
Percentage of Revenues us-gaap:OperatingSegments jcom:VoiceBackupSecurityAndCPPSegment16.214.90.017.920.28.90.011.9

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value3.256-8.4243.183-3.202-0.169-8.7147.226-8.166-1.1770.491-4.199-2.934-14.6486.311.9437.703123.582-13.51-0.328-12.6533.415-2.281-4.6527.112-15.237-9.888-6.9771.3340.8370.6041.59-0.363-1.7530.8450.53-1.431.463-0.423-1.8640.248
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.8-2.10.7-0.9-0.1-2.61.8-2.4-0.40.2-1.2-1.0-5.12.20.62.84.51.4-5.4-0.2-6.01.7-1.1-2.64.0-9.4-5.9-4.60.90.60.41.2-0.3-1.50.20.6-1.61.7-0.5-2.20.3

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value3.256-8.4243.188-3.194-0.332-8.0067.811-8.166-1.1791.051-4.218-2.756-13.7253.811.9437.703123.582-13.6-2.577-10.4021.054-4.609-5.7093.178-14.857-3.795-9.9834.219-1.803-4.4115.8491.8171.0684.164-0.985-1.4561.59-1.002-1.9370.27
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.8-2.10.7-0.9-0.1-2.41.9-2.4-0.40.4-1.2-0.9-4.81.40.62.84.51.4-5.4-1.2-4.90.5-2.3-3.21.8-9.2-2.3-6.52.9-1.3-3.24.61.30.91.1-1.1-1.61.8-1.2-2.30.3

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Other
Period End2020-12-312020-09-30
Value0.0050.008
Percentage of OtherComprehensiveIncomeLossNetOfTax0.2-0.3
Percentage of Revenues0.00.0
Percentage of Revenues us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value3.256-8.4243.188-3.194-0.332-8.0067.811-8.166
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.8-2.10.7-0.9-0.1-2.41.9-2.4
Percentage of Revenues us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-30
Value3.256-8.4243.183-3.202
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.099.8100.3
Percentage of Revenues0.8-2.10.7-0.9
Percentage of Revenues us-gaap:AccumulatedTranslationAdjustment0.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-0.7770.62215149.059-6.876-5.234-0.8640.377-2.2151.444-1.239-0.394-4.519223.89-4.227-0.3230.4389.7180.213-0.1260.385-1.086-0.0880.784-0.089-0.2510.1850.3192.637-4.576-4.817-4.716-4.583-2.7470.809-0.7190.9040.290.299-0.3274.9640.4911.0670.192
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.20.23.24.02.7-2.1-1.3-0.30.1-0.70.4-0.4-0.1-1.67.21.4-1.5-0.10.24.60.1-0.10.2-0.6-0.00.5-0.1-0.20.10.21.9-3.6-3.4-4.2-1.2-2.90.9-0.81.10.30.3-0.47.00.81.70.3

Research And Development Expense

us-gaap:ResearchAndDevelopmentExpense

us-gaap:ResearchAndDevelopmentExpense


Research
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value192121141315151311121211111210121111108.9659.2138.9888.6258.2898.9698.4478.2297.6377.67.2136.3516.06.3886.7464.8264.6924.6174.4893.6594.1053.8374.7724.0173.0082.8932.909
Percentage of ResearchAndDevelopmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues4.65.44.54.04.14.63.94.03.74.33.74.13.94.43.24.54.24.64.34.34.34.54.24.65.15.24.95.05.35.44.64.74.55.91.35.05.25.24.34.84.56.55.74.84.74.8

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4293984693563303324053443222993462922872803162732732542512102112002041781761611671531441341381271411133719389868586857371626160
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Revenuesus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value0.00.00.00.0010.0020.003
Percentage of Revenues0.00.00.00.00.00.0
Percentage of Revenues0.00.00.00.00.00.0
Percentage of Revenues us-gaap:CorporateNonSegment0.00.00.0100.0100.0100.0

us-gaap:IntersegmentElimination


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-0.292-0.118-0.029-0.056-0.061-0.083-0.186-0.017
Percentage of Revenues-0.1-0.0-0.0-0.0-0.0-0.0-0.0-0.0
Percentage of Revenues-0.1-0.0-0.0-0.0-0.0-0.0-0.0-0.0
Percentage of Revenues us-gaap:IntersegmentElimination100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value429398469356330332405344
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues us-gaap:OperatingSegments100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, jcom:Other, jcom:CloudServices


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value0.0910.0920.3790.0150.0180.0360.150.192
Percentage of Revenues0.00.00.10.00.00.00.00.1
Percentage of Revenues0.00.00.10.00.00.00.00.1
Percentage of Revenues us-gaap:OperatingSegments jcom:Other jcom:CloudServices100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, jcom:Other, jcom:DigitalMediaSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value2.9211.8692.922.1791.3481.9982.6422.481
Percentage of Revenues0.70.50.60.60.40.60.70.7
Percentage of Revenues0.70.50.60.60.40.60.70.7
Percentage of Revenues us-gaap:OperatingSegments jcom:Other jcom:DigitalMediaSegment100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, jcom:Subscription, jcom:CloudServices


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value175171170170167169169170
Percentage of Revenues40.943.036.447.750.551.141.749.7
Percentage of Revenues40.943.036.447.750.551.141.749.7
Percentage of Revenues us-gaap:OperatingSegments jcom:Subscription jcom:CloudServices100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, jcom:Subscription, jcom:DigitalMediaSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value5450504941455747
Percentage of Revenues12.612.810.713.812.613.714.113.7
Percentage of Revenues12.612.810.713.812.613.714.113.7
Percentage of Revenues us-gaap:OperatingSegments jcom:Subscription jcom:DigitalMediaSegment100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, us-gaap:Advertising, jcom:DigitalMediaSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value196174244135120115176123
Percentage of Revenues45.943.752.237.936.534.743.635.9
Percentage of Revenues45.943.752.237.936.534.743.635.9
Percentage of Revenues us-gaap:OperatingSegments us-gaap:Advertising jcom:DigitalMediaSegment100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, jcom:CloudServices


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value175171171170167169169171
Percentage of Revenues40.943.136.547.750.551.141.749.7
Percentage of Revenues40.943.136.547.750.551.141.749.7
Percentage of Revenues us-gaap:OperatingSegments jcom:CloudServices100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, jcom:DigitalMediaSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value253226297186163162236172
Percentage of Revenues59.257.063.552.349.548.958.350.3
Percentage of Revenues59.257.063.552.349.548.958.350.3
Percentage of Revenues us-gaap:OperatingSegments jcom:DigitalMediaSegment100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, jcom:FaxAndMartechSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value105100999893949495
Percentage of Revenues24.525.221.227.528.428.523.227.7
Percentage of Revenues24.525.221.227.528.428.523.227.7
Percentage of Revenues us-gaap:OperatingSegments jcom:FaxAndMartechSegment100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, jcom:VoiceBackupSecurityAndCPPSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value7071717273757575
Percentage of Revenues16.417.815.320.222.122.618.522.0
Percentage of Revenues16.417.815.320.222.122.618.522.0
Percentage of Revenues us-gaap:OperatingSegments jcom:VoiceBackupSecurityAndCPPSegment100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:StatementGeographical

country:CA


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value20191817171616161717171818192019191919191818181818181717171717171818192020
Percentage of Revenues4.94.94.05.05.15.04.04.95.45.75.06.36.47.06.37.17.17.67.89.58.99.29.210.510.811.210.611.612.013.113.014.113.116.35.121.522.8
Percentage of Revenues4.94.94.05.05.15.04.04.95.45.75.06.36.47.06.37.17.17.67.89.58.99.29.210.510.811.210.611.612.013.113.014.113.116.35.121.522.8
Percentage of Revenues country:CA100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

country:IE


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value291515141213141415151618171719181817161818121111109.9351010111010101010101010
Percentage of Revenues7.03.93.34.23.83.93.64.14.85.24.96.25.96.16.26.76.87.06.78.68.86.35.76.46.16.26.57.17.97.87.78.27.38.92.810.911.6
Percentage of Revenues7.03.93.34.23.83.93.64.14.85.24.96.25.96.16.26.76.87.06.78.68.86.35.76.46.16.26.57.17.97.87.78.27.38.92.810.911.6
Percentage of Revenues country:IE100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

country:US


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value3283223872962612703362782532312742212182092412012021851821421441371431191211091131019691999010376665854
Percentage of Revenues76.681.182.682.978.981.383.081.078.577.179.575.576.174.576.273.774.172.972.567.968.268.670.066.768.767.668.066.366.968.271.870.873.367.217.962.461.4
Percentage of Revenues76.681.182.682.978.981.383.081.078.577.179.575.576.174.576.273.774.172.972.567.968.268.670.066.768.767.668.066.366.968.271.870.873.367.217.962.461.4
Percentage of Revenues country:US100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

jcom:AllOtherCountries


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value494047284032383436353635333435343231322929313029252424231914108.9328.8488.5846.2794.93.828
Percentage of Revenues11.610.110.17.912.29.89.49.911.312.010.712.011.612.411.312.612.012.413.114.014.115.915.116.414.315.014.915.113.210.97.57.06.37.61.75.34.3
Percentage of Revenues11.610.110.17.912.29.89.49.911.312.010.712.011.612.411.312.612.012.413.114.014.115.915.116.414.315.014.915.113.210.97.57.06.37.61.75.34.3
Percentage of Revenues jcom:AllOtherCountries100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:TimingOfTransferOfGoodOrService

us-gaap:TransferredAtPointInTime


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value115.9658.3198.3964.4736.4978.668107.1391.3921.7921.0190.8661.0756.9856.694.2654.619
Percentage of Revenues2.61.51.82.41.42.02.13.02.20.50.50.30.30.42.22.41.61.8
Percentage of Revenues2.61.51.82.41.42.02.13.02.20.50.50.30.30.42.22.41.61.8
Percentage of Revenues us-gaap:TransferredAtPointInTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TransferredOverTime


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value417392460348326325396333315298344291287279309266268250
Percentage of Revenues97.498.598.297.698.698.097.997.097.899.599.599.799.799.697.897.698.498.2
Percentage of Revenues97.498.598.297.698.698.097.997.097.899.599.599.799.799.697.897.698.498.2
Percentage of Revenues us-gaap:TransferredOverTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Selling And Marketing Expense

us-gaap:SellingAndMarketingExpense

us-gaap:SellingAndMarketingExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value134121126959299105988886888083869279807763464848423840373637353231343529181513141415141514101011
Percentage of SellingAndMarketingExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues31.330.426.926.628.029.926.028.627.429.025.527.628.930.829.229.029.630.425.322.123.024.020.621.723.023.321.924.224.424.622.927.224.926.15.116.315.517.116.617.516.721.119.717.316.818.5

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3703370336653342341933683505289328092642256025172480245224532304252721022062176917931771179217641726169817051640163911781153113811031039995925649637651636607570532414
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value168196103410477
Percentage of Assets4.65.32.812.313.6
Percentage of Assets4.65.32.812.313.6
Percentage of Assets us-gaap:CorporateNonSegment100.0100.0100.0100.0100.0

us-gaap:OperatingSegments


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value35343507356129323027
Percentage of Assets95.494.797.287.786.4
Percentage of Assets95.494.797.287.786.4
Percentage of Assets us-gaap:OperatingSegments100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, jcom:CloudServices


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value15771531147314811466
Percentage of Assets42.641.440.244.341.8
Percentage of Assets42.641.440.244.341.8
Percentage of Assets us-gaap:OperatingSegments jcom:CloudServices100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, jcom:DigitalMediaSegment


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value19571975208814501561
Percentage of Assets52.953.357.043.444.5
Percentage of Assets52.953.357.043.444.5
Percentage of Assets us-gaap:OperatingSegments jcom:DigitalMediaSegment100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value2408242824542166215621272194180817371586152514721450142114321324157211721147870874863902893877883884836846449447463459429400356105979610410310110077
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets65.065.667.064.863.163.262.662.561.860.059.658.558.557.958.457.562.255.755.749.248.848.850.350.650.852.051.951.051.638.238.840.741.641.340.338.616.315.314.916.417.017.818.918.8

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3703370336653342341933683505289328092642256025172480245224532304252721022062176917931771179217641726169817051640163911781153113811031039995925649637651636607570532414
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value129412741211117612631241131110841072105610351044103010311020980955930914898918890820803793706676645610594568543540554532504468431336249282
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets35.034.433.035.236.936.837.437.538.240.040.441.541.542.141.642.537.844.344.350.851.249.748.149.048.461.259.458.558.759.861.483.784.785.183.683.082.281.181.20.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-31
Value0.2830.2830.2830.2780.27-0.275-1.418
Percentage of StockholdersEquity0.00.00.00.00.0-0.0-0.1
Percentage of Assets0.00.00.00.00.0-0.0-0.1
Percentage of Assets us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-59.974-63.23-54.806-57.994-54.8-54.468-46.462-54.273-46.107-44.928-45.979-41.761-39.005-25.28-29.09-54.649-29.124-7.1274.235-0.088-3.477-2.035-0.975-3.92.949
Percentage of StockholdersEquity-4.6-5.0-4.5-4.9-4.3-4.4-3.5-5.0-4.3-4.3-4.4-4.0-3.8-2.5-2.9-6.0-3.3-0.90.6-0.0-0.6-0.5-0.3-1.61.0
Percentage of Assets-1.6-1.7-1.5-1.7-1.6-1.6-1.3-1.9-1.6-1.7-1.8-1.7-1.6-1.0-1.2-2.6-1.6-0.40.4-0.0-0.5-0.4-0.20.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-312017-12-31
Value-60.257-63.513-55.089-58.272-55.07-46.187-44.561-29.09
Percentage of StockholdersEquity-4.7-5.0-4.5-5.0-4.4-3.5-4.3-2.9
Percentage of Assets-1.6-1.7-1.5-1.7-1.6-1.3-1.7-1.2
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value461455456451467462465369365358354345338332325308292273216169197164147131121
Percentage of StockholdersEquity35.635.737.738.437.037.335.534.134.134.034.233.132.832.231.933.732.833.330.728.535.638.243.952.543.0
Percentage of Assets12.512.312.413.513.713.713.312.813.013.613.813.713.613.613.315.016.316.018.817.030.330.935.70.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value0.4470.4450.4430.4480.4690.4710.4760.4760.4780.4770.4810.480.480.4790.4790.4740.4790.4740.4610.4510.5540.5370.5290.5230.543
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.20.20.2
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value892882809782850832891768752742769740730723723660626553484424472381301234162
Percentage of StockholdersEquity69.069.266.866.567.367.168.070.870.170.274.370.970.970.270.972.270.467.568.671.485.288.389.793.957.4
Percentage of Assets24.123.822.123.424.924.725.426.626.828.130.129.429.529.529.532.035.032.542.042.772.671.672.90.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value661675622807853782886344365435460514573537620630805383347466493430482499632587646729761369389397407368377470213195212200178158115256
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets17.918.217.024.124.923.225.311.913.016.518.020.423.121.925.327.331.918.216.926.427.524.326.928.336.634.637.944.546.431.433.734.936.935.437.950.932.830.732.731.429.427.821.761.9

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value3473712425676165265759215522620930335733135040233018712328531324225527241539243351459120820719921419321828714213513913412910664212211184197150154
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.410.06.617.018.015.616.43.25.58.68.212.114.413.514.317.513.18.96.016.117.513.714.315.424.123.125.431.436.117.718.017.519.518.622.031.122.021.321.421.121.318.812.20.00.00.047.70.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value34737124256761652657592155226209303357331350402595187123285255
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.410.06.617.018.015.616.43.25.58.68.212.114.413.514.317.523.68.96.016.114.3

Short Term Investments

us-gaap:ShortTermInvestments

us-gaap:ShortTermInvestments


Short
Period End2021-03-312020-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value0.6630.6630.00.0650.0650.0639506979859785961076171901081081001051434129382921161431
Percentage of ShortTermInvestments100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.02.32.83.94.44.85.65.05.66.53.86.17.99.59.99.710.615.56.44.65.94.63.53.02.67.6

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value24924232519218820426120317417622117617917423418718117219911410698114978782917570636764625637252019191717171711
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.76.58.95.85.56.17.57.06.26.78.77.07.27.19.58.17.28.29.76.55.95.56.45.55.14.95.44.64.35.45.85.65.65.43.72.73.13.12.92.82.83.13.32.9

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value5652534645504948353229333631353022242426221925362724222433242022161515116.2159.09114166.21515
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.51.41.51.41.31.51.41.71.31.21.11.31.51.31.41.30.91.11.21.51.31.11.42.11.61.41.31.52.12.11.72.01.51.51.51.31.01.42.22.51.02.9

Noncurrent Assets

us-gaap:NoncurrentAssets

us-gaap:NoncurrentAssets


Noncurrent
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value93792397267271676677878070765559356353354853248251853454635443738637738432033331726926225222119419418715282838478798181
Percentage of NoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets25.324.926.520.120.922.822.227.025.224.823.222.421.522.421.720.920.525.426.520.024.421.821.021.818.519.618.616.416.021.419.217.117.618.115.38.912.813.212.112.513.515.2

us-gaap:NoncurrentAssets us-gaap:StatementGeographical

country:US


Noncurrent
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value858844918623636688701698630573530486463472452394425441453257298275271287218227216176166165170146146105
Percentage of NoncurrentAssets91.691.494.492.788.989.890.189.589.187.589.486.486.986.084.981.782.082.782.972.668.271.372.074.768.468.368.165.463.465.576.775.275.669.4
Percentage of Assets23.222.825.018.618.620.420.024.222.421.720.719.318.719.318.417.116.821.022.014.516.615.515.216.312.713.412.710.710.214.014.812.813.310.6
Percentage of Assets country:US0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

jcom:AllOtherCountries


Noncurrent
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value78795449797876827681627669768088939293971381101059610110510193968751484746
Percentage of NoncurrentAssets8.48.65.67.311.110.29.910.510.912.510.613.613.114.015.118.318.017.317.127.431.828.728.025.331.631.731.934.636.634.523.324.824.430.6
Percentage of Assets2.12.11.51.52.32.32.22.82.73.12.53.02.83.13.33.83.74.44.55.57.86.35.95.55.96.25.95.75.97.44.54.24.34.7
Percentage of Assets jcom:AllOtherCountries0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment 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
Value36235428923318714711186665549
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.910.111.39.59.18.26.57.56.78.69.2

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

us-gaap:ComputerEquipment


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
Value35033427221517313510079615044
Percentage of PropertyPlantAndEquipmentGross96.894.594.192.292.191.790.391.892.191.190.0
Percentage of Assets9.69.510.68.88.47.55.96.96.27.88.3
Percentage of Assets us-gaap:ComputerEquipment0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FurnitureAndFixtures


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2.7211.9772.3912.0351.9281.711.7631.4051.31.2051.153
Percentage of PropertyPlantAndEquipmentGross0.80.60.80.91.01.21.61.61.92.22.3
Percentage of Assets0.10.10.10.10.10.10.10.10.10.20.2
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LeaseholdImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value9.0117141612109.0985.7183.9383.7563.768
Percentage of PropertyPlantAndEquipmentGross2.54.95.16.96.97.28.26.65.96.77.7
Percentage of Assets0.20.50.60.70.60.60.50.50.40.60.7
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value20522619015411990-73.181-55.499-47.114135
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.66.57.46.35.85.0-4.3-4.8-4.76.46.7

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value484849413538485044374335333334313130252324212315171615101110.08.67.57.36.85.03.93.73.73.33.43.3
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value17115515614714413612711711010498989185797171696861605657593636383840383130282419131414141414131313
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.64.24.34.44.24.03.64.13.94.03.93.93.73.53.33.12.83.33.33.53.33.23.23.42.12.22.22.42.53.32.72.62.62.42.01.52.22.22.22.32.42.42.53.2

Long Term Investments

us-gaap:LongTermInvestments

us-gaap:LongTermInvestments


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value11713897969498100961049383827064570.0534281785254616061543547662916193822284330202.8938.17514
Percentage of LongTermInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.23.72.72.92.82.92.93.33.73.53.33.32.82.62.40.03.02.44.64.43.03.13.63.53.73.43.04.15.92.61.62.04.23.44.56.64.83.40.51.53.6

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value183717771867166116371637163316261589141513801314126012571196110711391138112285384082980777267466963553351448345744143342940729328929027927927727728181
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets49.648.050.949.747.948.646.656.256.653.653.952.250.851.348.848.145.154.254.448.346.946.845.043.839.039.437.332.531.441.039.638.839.341.341.031.744.645.542.843.845.748.652.919.6

us-gaap:Goodwill us-gaap:BusinessAcquisition

jcom:Fiscal2020Acquisitions


Goodwillus-gaap:
Period End2020-12-312020-09-30
Value21823
Percentage of Goodwill11.71.4
Percentage of Assets6.00.7
Percentage of Assets jcom:Fiscal2020Acquisitions0.00.0

jcom:Fiscal2021Acquisitions


Goodwillus-gaap:
Period End2021-06-30
Value53
Percentage of Goodwill2.9
Percentage of Assets1.4
Percentage of Assets jcom:Fiscal2021Acquisitions0.0

jcom:RetailMeNotInc


Goodwillus-gaap:
Period End2020-10-28
Value169
Percentage of Goodwill0.0
Percentage of Assets0.0
Percentage of Assets jcom:RetailMeNotInc0.0

us-gaap:Goodwill us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, jcom:CloudServices


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312018-12-31
Value878832924894877666
Percentage of Goodwill47.846.849.553.953.848.3
Percentage of Assets23.722.525.226.825.026.0
Percentage of Assets us-gaap:OperatingSegments jcom:CloudServices55.754.462.760.459.80.0

us-gaap:OperatingSegments, jcom:DigitalMediaSegment


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312018-12-31
Value958945942766755713
Percentage of Goodwill52.253.250.546.146.251.7
Percentage of Assets25.925.525.722.921.527.9
Percentage of Assets us-gaap:OperatingSegments jcom:DigitalMediaSegment49.047.845.252.848.40.0

us-gaap:OperatingSegments, jcom:FaxAndMartechSegment


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312018-12-31
Value463422425421397366
Percentage of Goodwill25.223.822.825.424.426.5
Percentage of Assets12.511.411.612.611.314.3
Percentage of Assets us-gaap:OperatingSegments jcom:FaxAndMartechSegment0.00.00.00.00.00.0

us-gaap:OperatingSegments, jcom:VoiceBackupSecurityAndCPPSegment


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312018-12-31
Value415409499472480300
Percentage of Goodwill22.623.126.728.529.421.8
Percentage of Assets11.211.113.614.113.711.7
Percentage of Assets us-gaap:OperatingSegments jcom:VoiceBackupSecurityAndCPPSegment0.00.00.00.00.00.0

Indefinite Lived Intangible Assets Excluding Goodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill


Indefinite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value3131313131313131313131313131323232323232323232323232323232323232323232323233
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.90.90.90.90.90.90.91.11.11.21.21.31.31.31.31.41.31.61.61.91.81.91.81.91.91.91.92.02.02.82.82.93.03.23.33.55.15.2

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

us-gaap:OtherIntangibleAssets


Indefinite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value4.3214.3184.3294.3174.3064.3064.3064.3064.3064.3064.3064.3064.3064.3065.4325.4325.4325.4325.4325.4325.4325.4325.4325.4325.4325.4325.4325.4325.4325.4325.4325.4325.4325.4335.4335.4365.4185.317
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill13.613.613.613.613.613.613.613.613.613.613.613.613.613.616.616.616.616.616.616.616.616.616.616.616.616.616.616.616.616.616.616.616.616.616.616.616.515.8
Percentage of Assets0.10.10.10.10.10.10.10.10.20.20.20.20.20.20.20.20.20.30.30.30.30.30.30.30.30.30.30.30.30.50.50.50.50.50.50.60.80.8
Percentage of Assets us-gaap:OtherIntangibleAssets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TradeNames


Indefinite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value2727272727272727272727272727272727272727272727272727272727272727272727272728
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill86.486.486.486.486.486.486.486.486.486.486.486.486.486.483.483.483.483.483.483.483.483.483.483.483.483.483.483.483.483.483.483.483.483.483.483.483.584.2
Percentage of Assets0.70.70.70.80.80.80.80.91.01.01.11.11.11.11.11.21.11.31.31.51.51.51.51.61.61.61.61.71.72.32.42.42.52.62.83.04.24.3
Percentage of Assets us-gaap:TradeNames0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:CustomerRelationships


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value322341377190238
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0
Percentage of Assets8.79.210.35.76.8
Percentage of Assets us-gaap:CustomerRelationships0.00.00.00.00.0

us-gaap:TradeNames


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value183177187126138
Percentage of IntangibleAssetsNetExcludingGoodwill56.952.049.866.557.9
Percentage of Assets5.04.85.13.83.9
Percentage of Assets us-gaap:TradeNames0.00.00.00.00.0

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-302010-12-31
Value657657709427460494524573529481494465442462452409435464478292311329319333283296278230222213190164165162132686964656767
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets17.717.819.412.813.514.715.019.818.918.219.318.517.818.918.517.817.222.123.216.617.418.617.818.916.417.516.414.113.518.116.514.415.015.713.37.410.69.910.311.112.7

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value330349377190208226238257233194191206190202193178193204208197
Percentage of FiniteLivedIntangibleAssetsNet50.353.253.144.645.245.845.444.944.040.338.644.543.143.842.743.744.444.143.561.7
Percentage of Assets8.99.410.35.76.16.76.88.98.37.37.58.27.78.37.97.87.69.710.111.0
Percentage of Assets us-gaap:CustomerRelationships0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherIntangibleAssets


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value16615317113614515717019617816618014014414915113914716016811111212119.54810122.5895.475.7265.4834.2345.0825.8514.4223.5183.8884.2964.6775.0885.6666.791
Percentage of FiniteLivedIntangibleAssetsNet25.323.324.131.931.631.732.634.233.734.536.530.332.632.433.534.233.834.735.13.93.83.93.83.43.43.64.31.12.52.72.92.63.13.63.35.15.60.07.37.88.410.1
Percentage of Assets4.54.14.74.14.34.74.96.86.46.37.15.65.86.16.26.15.87.78.20.60.70.70.70.60.60.60.70.20.30.50.50.40.50.60.40.40.60.70.70.80.91.3
Percentage of Assets us-gaap:OtherIntangibleAssets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Patents


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value0.8220.8811.0161.1443.6014.1574.7785.395.9886.6297.3468.0628.8439.879101111121314151718202122242628282818181819181817171717
Percentage of FiniteLivedIntangibleAssetsNet0.10.10.10.30.80.80.90.91.11.41.51.72.02.12.42.72.72.72.94.95.15.35.96.17.77.78.911.712.713.215.011.410.911.414.626.826.10.027.226.926.0
Percentage of Assets0.00.00.00.00.10.10.10.20.20.30.30.30.40.40.40.50.50.60.70.80.91.01.11.21.31.41.51.61.72.42.51.61.61.81.92.02.82.72.72.82.9
Percentage of Assets us-gaap:Patents0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TradeNames


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value15915316099103107110114112114115109981009679838588919397919576787856545455575857447.0187.1126.6276.4375.2875.5315.977
Percentage of FiniteLivedIntangibleAssetsNet24.323.422.623.222.421.621.120.021.123.823.323.522.421.621.319.419.118.518.531.230.029.528.628.827.026.528.024.624.625.629.234.835.135.433.210.210.30.010.08.18.28.8
Percentage of Assets4.34.24.43.03.03.23.24.04.04.34.54.34.04.13.93.43.34.14.35.25.25.55.15.44.44.64.63.53.34.64.85.05.35.54.40.81.11.01.00.80.91.1
Percentage of Assets us-gaap:TradeNames0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value8285105971101151259066690.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets2.22.32.92.93.23.43.63.12.42.60.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1616171516141512111011111111126.3646.5696.3136.4453.7695.3695.372131313141213133.3833.4133.4093.1323.2663.2382.3212.4290.6520.5160.6590.8140.5480.610.229
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.50.50.50.50.50.40.40.40.40.40.40.40.50.50.50.30.30.30.30.20.30.30.80.80.80.80.80.80.80.30.30.30.30.30.30.30.40.10.10.10.10.10.10.1

Accounts Payable And Accrued Liabilities Current

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value19820123017716616223822620418616615814312716913413514517810110682114898781957065546968675739282623242225252515
Percentage of AccountsPayableAndAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.45.46.35.34.94.86.87.87.37.16.56.35.85.26.95.85.46.98.65.85.94.76.45.15.04.85.64.34.04.66.06.06.15.54.03.14.03.63.73.64.14.44.73.9

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value8458678827687723688334103873483072942632412652254834774541801851671961651641571591301301141141161139978666359575355555728
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets22.823.424.123.022.610.923.814.213.813.212.011.710.69.910.89.819.122.722.010.210.39.511.09.49.59.39.38.07.99.710.010.210.39.67.97.29.89.38.98.49.29.810.97.0

Long Term Debt Current

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value4023993963933910.03850.00.00.00.00.00.00.00.00.02460.00.00.00.00.00.00.0
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.00.0100.00.00.00.00.00.00.00.00.00.0100.00.00.00.00.00.00.00.0
Percentage of Assets10.910.810.811.811.40.011.00.00.00.00.00.00.00.00.00.09.80.00.00.00.00.00.00.0

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value303032272626262418180.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.80.80.90.80.80.80.80.80.60.70.0

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312014-09-302014-06-302013-12-31
Value52000.041000.0497000.0901000.01501000.01654000.01973000.02303000.07265000.02013000.0318000.0415000.0289000.0291000.010000.015000.024000.034000.064000.0540000.0909000.00
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.00.00.00.00.00.00.10.10.30.10.00.00.00.00.00.00.00.00.00.00.10.0

Taxes Payable Current

us-gaap:TaxesPayableCurrent

us-gaap:TaxesPayableCurrent


Taxes
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value113231122416172.1449.77510128.1863.8070.00.01221162.2074.1475.7295.5890.0621.2152.9590.01.1874.7274.8371.5691.7362.063.2773.0374.0143.6972.3721.4942.3431.3560.551.7981.563
Percentage of TaxesPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.90.90.40.70.50.50.10.30.40.50.30.20.00.00.51.00.80.10.20.30.30.00.10.20.00.10.30.40.10.20.20.30.30.40.60.40.20.40.20.10.30.4

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-31
Value1591158615791469107114551062115011191015101310101007100410019999966046015995965946015995975955935915892452452452452452502450.0
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets43.042.843.143.931.343.230.339.839.838.439.640.140.641.040.843.439.428.729.233.933.333.533.533.934.635.134.836.136.020.921.321.622.223.625.126.50.0

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

jcom:A175ConvertibleNotes, us-gaap:ConvertibleDebt


Long
Period End2020-12-312019-12-31
Value438422
Percentage of LongTermDebt27.839.8
Percentage of Assets12.012.1
Percentage of Assets jcom:A175ConvertibleNotes us-gaap:ConvertibleDebt0.00.0

jcom:A325ConvertibleNotes, us-gaap:ConvertibleDebt


Long
Period End2020-12-312019-12-31
Value396385
Percentage of LongTermDebt25.136.3
Percentage of Assets10.811.0
Percentage of Assets jcom:A325ConvertibleNotes us-gaap:ConvertibleDebt0.00.0

jcom:A4625SeniorNotesDueIn2030, us-gaap:SeniorNotes


Long
Period End2020-12-31
Value742
Percentage of LongTermDebt47.0
Percentage of Assets20.3
Percentage of Assets jcom:A4625SeniorNotesDueIn2030 us-gaap:SeniorNotes0.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value118911861182107510711455106211501119101510131010100710041001999996604601599596594601593
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets32.132.032.332.231.343.230.339.839.838.439.640.140.641.040.843.439.428.729.233.933.333.533.534.8

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3932443628261019192151314435314.6795.1432.9873.4754.4455.1241718271917226.0335.9153.8731.4581.7871.1553.0013.1663.072.52.1752.3423.0723.2713.2883.3022.094
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.10.91.21.10.80.80.30.70.70.82.01.21.81.41.30.20.20.10.20.30.31.01.01.51.11.11.30.40.40.30.10.20.10.30.30.30.40.30.40.50.50.60.60.5

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
Value8180998791931047053540.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets2.22.22.72.62.72.83.02.51.92.10.0

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
Value27253226
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0
Percentage of Assets0.80.70.90.8

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
Value20182620
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0
Percentage of Assets0.50.50.70.6

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value11101813
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0100.0
Percentage of Assets0.30.30.50.4

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value9843000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.3

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value38
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets1.0

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value12712613111512013095717375
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.43.43.63.43.63.73.32.52.80.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value143141159135
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0100.0
Percentage of Assets3.93.84.44.0

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value15152819
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0
Percentage of Assets0.40.40.80.6

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value129412741211117612631241131110841072105610351044103010311020980955930914898918890820803793706676645610594568543540554532504468431336249282
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets35.034.433.035.236.936.837.437.538.240.040.441.541.542.141.642.537.844.344.350.851.249.748.149.048.461.259.458.558.759.861.483.784.785.183.683.082.281.181.20.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-31
Value0.2830.2830.2830.2780.27-0.275-1.418
Percentage of StockholdersEquity0.00.00.00.00.0-0.0-0.1
Percentage of Assets0.00.00.00.00.0-0.0-0.1
Percentage of Assets us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-59.974-63.23-54.806-57.994-54.8-54.468-46.462-54.273-46.107-44.928-45.979-41.761-39.005-25.28-29.09-54.649-29.124-7.1274.235-0.088-3.477-2.035-0.975-3.92.949
Percentage of StockholdersEquity-4.6-5.0-4.5-4.9-4.3-4.4-3.5-5.0-4.3-4.3-4.4-4.0-3.8-2.5-2.9-6.0-3.3-0.90.6-0.0-0.6-0.5-0.3-1.61.0
Percentage of Assets-1.6-1.7-1.5-1.7-1.6-1.6-1.3-1.9-1.6-1.7-1.8-1.7-1.6-1.0-1.2-2.6-1.6-0.40.4-0.0-0.5-0.4-0.20.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312018-12-312017-12-31
Value-60.257-63.513-55.089-58.272-55.07-46.187-44.561-29.09
Percentage of StockholdersEquity-4.7-5.0-4.5-5.0-4.4-3.5-4.3-2.9
Percentage of Assets-1.6-1.7-1.5-1.7-1.6-1.3-1.7-1.2
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value461455456451467462465369365358354345338332325308292273216169197164147131121
Percentage of StockholdersEquity35.635.737.738.437.037.335.534.134.134.034.233.132.832.231.933.732.833.330.728.535.638.243.952.543.0
Percentage of Assets12.512.312.413.513.713.713.312.813.013.613.813.713.613.613.315.016.316.018.817.030.330.935.70.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value0.4470.4450.4430.4480.4690.4710.4760.4760.4780.4770.4810.480.480.4790.4790.4740.4790.4740.4610.4510.5540.5370.5290.5230.543
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.20.20.2
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value892882809782850832891768752742769740730723723660626553484424472381301234162
Percentage of StockholdersEquity69.069.266.866.567.367.168.070.870.170.274.370.970.970.270.972.270.467.568.671.485.288.389.793.957.4
Percentage of Assets24.123.822.123.424.924.725.426.626.828.130.129.429.529.529.532.035.032.542.042.772.671.672.90.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value447000.0445000.0443000.0448000.0469000.0471000.0476000.0476000.0478000.0477000.0481000.0480000.0480000.0479000.0479000.0476000.0476000.0475000.0474000.0472000.0481000.0480000.0479000.0477000.0476000.0474000.0474000.0469000.0468000.0467000.0461000.0459000.0456000.0453000.0451000.0451000.0536000.0543000.0554000.0553000.0542000.0539000.0537000.0529000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.1

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value461455456451467462465369365358354345338332325318314312308304299295292289282275273270266227216191181173169166195196197194176169164147
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets12.512.312.413.513.713.713.312.813.013.613.813.713.613.613.313.812.514.915.017.216.716.716.316.416.416.216.016.516.219.318.816.816.416.717.018.030.130.730.330.629.029.830.935.7

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value892882809782850832891768752742769740730723723692679668660634657640626606584561553535520498484475460435424404462457472452440411381301
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets24.123.822.123.424.924.725.426.626.828.130.129.429.529.529.530.026.931.832.035.936.636.135.034.433.933.032.532.731.742.342.041.841.841.942.743.871.371.772.671.072.572.271.672.9

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value-59974000.0-63230000.0-54806000.0-57994000.0-54800000.0-54468000.0-46462000.0-54273000.0-46107000.0-44928000.0-45979000.0-41761000.0-39005000.0-25280000.0-29090000.0-31033000.0-38736000.0-51067000.0-54649000.0-41049000.0-38472000.0-28070000.0-29124000.0-24515000.0-18806000.0-21984000.0-7127000.0-3332000.06651000.02432000.04235000.08646000.02797000.0980000.0-88000.0-3536000.0-2551000.0-1105000.0-3477000.0-2624000.0-36000.0-395000.0-2035000.0-975000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-1.6-1.7-1.5-1.7-1.6-1.6-1.3-1.9-1.6-1.7-1.8-1.7-1.6-1.0-1.2-1.3-1.5-2.4-2.6-2.3-2.1-1.6-1.6-1.4-1.1-1.3-0.4-0.20.40.20.40.80.30.1-0.0-0.4-0.4-0.2-0.5-0.4-0.0-0.1-0.4-0.2

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value6.2516.1135.3635.86.536.3135.5286.4466.8625.0866.77.9067.0676.42
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value6.2516.1135.3635.86.536.3135.5276.4466.8325.0516.6677.8747.0346.39
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.099.699.399.599.699.599.5
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value1111781241141391021039795116107871021038567605189606764805051454540543758256840463846384128423822271234
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 Revenues25.944.926.432.042.230.725.528.229.639.031.030.035.637.027.024.622.120.135.728.831.932.239.328.529.528.427.026.337.727.842.320.248.835.212.541.051.844.948.833.349.552.031.343.220.157.5

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-123.655-28.956-478.934-10.418-27.806-69.062-32.345-161.469-229.795-81.664-134.877-117.609-47.161-106.966-113.92211-42.778-13.37-407.168-19.38925-47.804-72.378-179.829-17.173-66.323-107.271-102.136-39.845-26.217-35.411-36.378-41.201-54.408-114.094-128.684-9.6192.903-27.184-25.949-23.9610.914-174.113-28.42418-46.89
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 Revenues-28.8-7.3-102.1-2.9-8.4-20.8-8.0-46.9-71.3-27.2-39.0-40.2-16.4-38.1-36.04.2-15.7-5.2-161.7-9.212.0-23.8-35.3-100.6-9.8-41.1-64.2-66.7-27.5-19.5-25.7-28.5-29.1-47.9-30.7-138.0-10.83.4-32.0-30.2-28.01.2-245.1-45.329.8-77.8

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-11.451-20.13922-155.312-23.186-78.3564092.05364-19.276-64.207-23.931-23.144-20.08-23.743-275.95738525159-69.416-18.851-30.38-24.372-13.255-12.975-16.761-17.71-12.639368-10.711-14.542-5.287-5.425-10.439-1.055235-28.701-47.342-9.2833.0484.3472.2264.2480.529-1.442-0.664
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 Revenues-2.7-5.14.7-43.5-7.0-23.6101.00.619.9-6.4-18.6-8.2-8.0-7.2-7.5-100.9141.310.063.5-33.0-8.9-15.2-11.9-7.4-7.4-10.4-10.6-8.3254.6-8.0-10.5-4.1-3.8-9.2-0.3252.5-32.1-54.6-10.93.55.13.06.00.8-2.4-1.1

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value-24.114129-325.278-48.8990-49.061483
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-5.632.5-69.3-13.727.3-14.8119.2

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-6.473-5.38-1.9755.0633.858-1.106-66.294-1.0583.360.548240.1060.0990.354-25.2917.538-1.318-2.361-11.451-0.2641.037-3.101-17.3020.2920.421-0.494-7.079-2.174-0.569-0.211-0.2221.0140.904-1.4462.1622.2950.191-3.4981.4280.6-0.012-0.0470.274-0.099-0.606-0.11
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value64656559505361645749544643424339393933303127292021211914151311109.4798.7626.6095.3585.2714.9264.8644.8114.9725.1093.5373.0763.9293.968
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value3.252-68.564896.115-10.726-52.9496012-1.004-41.926450.3699.341-59.647426.48413-25.11231112-15.773-22.8046.4957.055-9.254-9.8114.4242.761-8.452-17.08310-0.391-2.495-12.4495.7192.249-0.9362.4352.2413.1521.681-1.1081.688-0.4150.081
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
Value1111781241141391021039795116107871021038567605189606764805051454540543758256840463846384128423822271234
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 Revenues25.944.926.432.042.230.725.528.229.639.031.030.035.637.027.024.622.120.135.728.831.932.239.328.529.528.427.026.337.727.842.320.248.835.212.541.051.844.948.833.349.552.031.343.220.157.5

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1577586038-6.404123303232503028184932312543453329353738213128352820273622303131282925283026191817
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 Revenues3.719.612.417.111.5-1.930.38.910.110.814.610.59.96.715.811.811.510.117.121.715.914.917.320.922.113.619.018.824.221.415.021.825.520.28.133.934.932.935.129.633.342.237.831.630.529.3

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1577586038-6.40412330323250302818
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.719.612.417.111.5-1.930.38.910.110.814.610.59.96.7
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value6.256.1135.3635.86.536.3135.5286.4466.8625.0866.77.9067.0676.428.9974.5635.5633.6143.7033.6993.4392.8092.852.773.1693.0042.372.1911.9632.3842.6122.4252.3352.3482.3162.3912.1452.282.2962.2362.2312.2052.172.7773.0492.941
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-123.655-28.956-478.934-10.418-27.806-69.062-32.345-161.469-229.795-81.664-134.877-117.609-47.161-106.966-113.92211-42.778-13.37-407.168-19.38925-47.804-72.378-179.829-17.173-66.323-107.271-102.136-39.845-26.217-35.411-36.378-41.201-54.408-114.094-128.684-9.6192.903-27.184-25.949-23.9610.914-174.113-28.42418-46.89
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 Revenues-28.8-7.3-102.1-2.9-8.4-20.8-8.0-46.9-71.3-27.2-39.0-40.2-16.4-38.1-36.04.2-15.7-5.2-161.7-9.212.0-23.8-35.3-100.6-9.8-41.1-64.2-66.7-27.5-19.5-25.7-28.5-29.1-47.9-30.7-138.0-10.83.4-32.0-30.2-28.01.2-245.1-45.329.8-77.8

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
Value312621202326211818121116151310109.2859.667.2998.2614.8654.3215.374.9723.9992.9564.0743.1241.6952.9367.5115.1274.0561.9331.1590.9671.7761.1591.7692.591.860.6250.5690.6920.4950.086
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-11.451-20.13922-155.312-23.186-78.3564092.05364-19.276-64.207-23.931-23.144-20.08-23.743-275.95738525159-69.416-18.851-30.38-24.372-13.255-12.975-16.761-17.71-12.639368-10.711-14.542-5.287-5.425-10.439-1.055235-28.701-47.342-9.2833.0484.3472.2264.2480.529-1.442-0.664
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 Revenues-2.7-5.14.7-43.5-7.0-23.6101.00.619.9-6.4-18.6-8.2-8.0-7.2-7.5-100.9141.310.063.5-33.0-8.9-15.2-11.9-7.4-7.4-10.4-10.6-8.3254.6-8.0-10.5-4.1-3.8-9.2-0.3252.5-32.1-54.6-10.93.55.13.06.00.8-2.4-1.1

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:RepaymentsOfLongTermDebt

jcom:A325ConvertibleNotes, us-gaap:ConvertibleDebt


Repayments
Period End2021-06-30
Value2.8
Percentage of RepaymentsOfLongTermDebt100.0

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

jcom:A325ConvertibleNotes, us-gaap:ConvertibleDebt, us-gaap:SubsequentEvent


Repayments
Period End2021-08-02
Value399
Percentage of RepaymentsOfLongTermDebt0.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value10123615025620.241162.631.177420.8112.7450.6111.9881.1246.4240.3140.413521.571.7860.5150.8571.5970.7050.190.740.6914.0420.0742.2470.1972.0690.0210.03719400.0080.030.1521.0910.0460.5453.0170.613
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value9.19.6-2.528.30.2671.325-0.2540.170.281-0.0090.030.2290.1830.2710.0660.2210.2280.267-0.0080.2580.3090.3030.0050.1580.0050.2940.0160.2030.109
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-31
Value73.8570.9369.6169.5169.5169.5165.7763.3663.3663.3356.8456.6356.4955.0531.331.331.2831.231.0931.030.2930.2329.7429.6228.4924.324.2924.2524.0524.121.2121.1621.6922.1122.0822.0521.9821.0120.9920.514.9414.413.17
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value1061261379913781-92.122-54.439-44.192014
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
Value77786861102443121141315
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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value535849605754465049545155545345484747414440373227254034354244404141393536333128282737
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax 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
Value8.3070.6080.0440.1971214-11.358-8.493-5.9180.5151.091
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

jcom:DirectCostsBySegment

jcom:DirectCostsBySegment


Direct
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value2712612802232012182312232051982031862262272312052042011791431471421411141131101049692
Percentage of DirectCostsBySegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

jcom:DirectCostsBySegment us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Direct
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value121528141112267.082
Percentage of DirectCostsBySegment4.75.910.06.45.85.611.63.2

us-gaap:IntersegmentElimination


Direct
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-0.076-0.118-0.029-0.056-0.061-0.083-0.186-0.017
Percentage of DirectCostsBySegment-0.0-0.0-0.0-0.0-0.0-0.0-0.1-0.0

us-gaap:OperatingSegments


Direct
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value258246252209189205204215
Percentage of DirectCostsBySegment95.394.190.093.694.294.488.496.8

jcom:DirectCostsBySegment us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, jcom:CloudServices


Direct
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value7471676662726671
Percentage of DirectCostsBySegment27.327.124.129.531.233.228.832.3

us-gaap:OperatingSegments, jcom:DigitalMediaSegment


Direct
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value184175184143126133137144
Percentage of DirectCostsBySegment68.067.065.964.163.061.259.764.6

us-gaap:OperatingSegments, jcom:FaxAndMartechSegment


Direct
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value3430272827292627
Percentage of DirectCostsBySegment12.611.89.912.813.513.711.312.4

us-gaap:OperatingSegments, jcom:VoiceBackupSecurityAndCPPSegment


Direct
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value3940393735424044
Percentage of DirectCostsBySegment14.715.314.216.717.719.517.519.9

jcom:GainLossonInvestmentsNoncash

jcom:GainLossonInvestmentsNoncash


Gain
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-5.75124-0.709-5.821-4.269-4.5995.393-0.628
Percentage of GainLossonInvestmentsNoncash100.0100.0100.0100.0100.0100.0100.0100.0

jcom:IncreaseDecreaseInLiabilityForUncertainTaxPositions

jcom:IncreaseDecreaseInLiabilityForUncertainTaxPositions


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-4.8711.3041.6452.6323.461.6548.6911.667-5.347-5.4644.0161.2381.5070.9333.3821.558-0.5770.5732.1184.0622.6981.7424.1982.498-15.0092.5951.758-6.858-1.5640.3512.3190.3552.2181.2941.0632.9482.0541.5361.8820.4641.741-11.8731.7753.0291.7831.527
Percentage of IncreaseDecreaseInLiabilityForUncertainTaxPositions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

jcom:IncreaseDecreaseinOperatingLeaseLiabilities

jcom:IncreaseDecreaseinOperatingLeaseLiabilities


Increase
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-7.578-5.951-4.077-3.718-5.062-6.628-4.779-4.307-4.5260.00.00.00.0
Percentage of IncreaseDecreaseinOperatingLeaseLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

jcom:NetIncomeLossAvailableToCommonStockholdersBasicAndDiluted

jcom:NetIncomeLossAvailableToCommonStockholdersBasicAndDiluted


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1577576037-6.40412030323249302818493130254244332934363821312834282027352229313028292528302619
Percentage of NetIncomeLossAvailableToCommonStockholdersBasicAndDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

jcom:OperatingLeaseRightofUseAssetAmortization

jcom:OperatingLeaseRightofUseAssetAmortization


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3.3943.324.2336.6194.8346.9455.4364.2424.7960.00.00.00.0
Percentage of OperatingLeaseRightofUseAssetAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

jcom:PaymentsOfDeferredConsiderationRelatedToAcquisition

jcom:PaymentsOfDeferredConsiderationRelatedToAcquisition


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value5.0817.8538.7534.1310.793151.1423.465121.3950.02.251.1190.1892.5751.7231.042.2991.8932.3892.164148.861.5281.5272.3562.1960.843103.3140.00.00.00.0
Percentage of PaymentsOfDeferredConsiderationRelatedToAcquisition100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

jcom:PaymentsOfInterestOnDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

jcom:PaymentsOfInterestOnDebt

jcom:A60SeniorNotes, us-gaap:SeniorNotes


Payments
Period End2020-10-07
Value15
Percentage of PaymentsOfInterestOnDebt100.0

jcom:PaymentsOfInterestOnDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

jcom:A60SeniorNotes, us-gaap:SeniorNotes, us-gaap:SubsequentEvent


Payments
Period End2020-10-07
Value15
Percentage of PaymentsOfInterestOnDebt100.0

jcom:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsEstimatedForfeitureRate

jcom:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsEstimatedForfeitureRate


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-0.0112.231.211.685-0.00050.11570.00690.00230.00350.12630.00040.0112-0.00150.10740.0023-0.0036-0.00880.15310.00130.0025-0.02020.14350.00110.00590.00950.12470.00090.00630.00520.1107-0.01280.00040.00680.15-0.0010.0004-0.00420.15060.00080.00180.00440.1420.00310.0035
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsEstimatedForfeitureRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

jcom:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsEstimatedForfeitureRate us-gaap:AwardType, us-gaap:PlanName

us-gaap:CommonStock, jcom:A2001EmployeeStockPurchasePlan


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value011.1516.3350.1070.0580-0.01180.01960
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsEstimatedForfeitureRate-0.091.2139.8-21400.050.10.0-337.115.50.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtSubsequentAdjustments

us-gaap:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtSubsequentAdjustments


Adjustments
Period End2020-09-302020-06-30
Value24000.0-12000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtSubsequentAdjustments100.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtSubsequentAdjustments us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2020-09-302020-06-30
Value24000.0-12000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtSubsequentAdjustments100.0100.0

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AmortizationOfFinancingCostsAndDiscounts


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value6.7627.2967.0837.2917.1056.9974.9663.0773.032.9652.6932.9432.8972.8522.8582.7873.4542.8532.5942.4472.4072.372.3312.2942.2582.2222.2172.1870.4790.1620.1570.1560.150.150.1450.1040.00.00.0
Percentage of AmortizationOfFinancingCostsAndDiscounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferred1

jcom:Fiscal2021Acquisitions


Business
Period End2021-06-302021-03-31
Value910.2
Percentage of BusinessCombinationConsiderationTransferred1100.0100.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value414
Percentage of BusinessCombinationConsiderationTransferred10.0

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

jcom:RetailMeNot, us-gaap:SubsequentEvent


Business
Period End2020-10-28
Value420
Percentage of BusinessCombinationConsiderationTransferred10.0

us-gaap:BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1

us-gaap:BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1


Business
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.0520.510.163-0.0110.008-0.24-1.7260.33.4725.0034.5444.55.84.12.90.0-1.00.4
Percentage of BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerLiabilityRevenueRecognized


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value5078142945681720
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtAndEquitySecuritiesGainLoss

us-gaap:DebtAndEquitySecuritiesGainLoss


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value000-20826000.000
Percentage of DebtAndEquitySecuritiesGainLoss0.00.00.0100.00.00.0

us-gaap:DebtInstrumentRedemptionPricePercentage us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentRedemptionPricePercentage

jcom:A4625SeniorNotesDueIn2030, us-gaap:DebtInstrumentRedemptionPeriodOne, us-gaap:SeniorNotes


Debt
Period End2020-10-07
Value104.62
Percentage of DebtInstrumentRedemptionPricePercentage100.0

jcom:A4625SeniorNotesDueIn2030, us-gaap:DebtInstrumentRedemptionPeriodTwo, us-gaap:SeniorNotes


Debt
Period End2020-10-07
Value100.0
Percentage of DebtInstrumentRedemptionPricePercentage95.6

us-gaap:DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed

jcom:A4625SeniorNotesDueIn2030, us-gaap:DebtInstrumentRedemptionPeriodOne, us-gaap:SeniorNotes


Debt
Period End2020-10-07
Value40.0
Percentage of DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed100.0

us-gaap:DebtSecuritiesAvailableForSaleRealizedLoss

us-gaap:DebtSecuritiesAvailableForSaleRealizedLoss


Debt
Period End2020-09-302020-06-302020-03-31
Value004400000.0
Percentage of DebtSecuritiesAvailableForSaleRealizedLoss0.00.0100.0

us-gaap:DepreciationAndAmortization

us-gaap:DepreciationAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value64656559505361645749544643424339393933303127292021211914151311109.4798.762-9.3555.3785.2714.926
Percentage of DepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepreciationAndAmortization us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value0.0450.0950.1082.4370.5310.5850.590.602
Percentage of DepreciationAndAmortization0.10.10.24.11.11.11.00.9

us-gaap:OperatingSegments


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value6465645749536163
Percentage of DepreciationAndAmortization99.999.999.895.998.998.999.099.1

us-gaap:DepreciationAndAmortization us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, jcom:CloudServices


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1517212016202224
Percentage of DepreciationAndAmortization24.126.032.934.433.938.636.638.3

us-gaap:OperatingSegments, jcom:DigitalMediaSegment


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value4948433632323838
Percentage of DepreciationAndAmortization75.873.866.961.565.060.362.560.7

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Effect
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value-306000.0-310000.02458000.01667000.0-3679000.0-971000.0-773000.01224000.0-526000.0-6080000.03960000.03024000.05467000.0109000.0
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestmentOtherThanTemporaryImpairment us-gaap:UnusualOrInfrequentItem

us-gaap:EquityMethodInvestmentOtherThanTemporaryImpairment

jcom:COVID19


Equity
Period End2021-03-312020-12-31
Value7000000.00
Percentage of EquityMethodInvestmentOtherThanTemporaryImpairment100.00.0

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount


Equity
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.0050.00.019
Percentage of EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount100.00.00.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings

us-gaap:FairValueInputsLevel3


Fair
Period End2021-06-302021-03-312020-12-31
Value-0.054-0.5080.323
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease

us-gaap:FairValueInputsLevel3


Fair
Period End2020-12-312017-12-312017-09-30
Value0.826180.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease100.0100.00.0

us-gaap:ForeignCurrencyTransactionGainLossUnrealized

us-gaap:ForeignCurrencyTransactionGainLossUnrealized


Foreign
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value0.24-0.65518167.097-7.8010.00.0
Percentage of ForeignCurrencyTransactionGainLossUnrealized100.0100.0100.0100.0100.0100.00.00.0

us-gaap:GainLossOnSaleOfBusiness

us-gaap:GainLossOnSaleOfBusiness


Gain
Period End2021-06-302021-02-092021-03-312020-12-312020-09-302018-12-312017-12-312016-12-31
Value0.8232.01.9790.0170.0220.0
Percentage of GainLossOnSaleOfBusiness100.0100.0100.00.0100.00.0100.00.0

us-gaap:GoodwillForeignCurrencyTranslationGainLoss

us-gaap:GoodwillForeignCurrencyTranslationGainLoss


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value1.793-4.74714-7.408-4.47610-8.2479.316-0.624-0.68717-2.036-8.6032.846-29.0444.416.6712.81520-0.495
Percentage of GoodwillForeignCurrencyTranslationGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillForeignCurrencyTranslationGainLoss us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, jcom:CloudServices


Goodwill
Period End2021-06-302021-03-312020-12-31
Value1.88-4.55814
Percentage of GoodwillForeignCurrencyTranslationGainLoss104.996.099.4

us-gaap:OperatingSegments, jcom:DigitalMediaSegment


Goodwill
Period End2021-06-302021-03-312020-12-31
Value-0.087-0.1890.089
Percentage of GoodwillForeignCurrencyTranslationGainLoss-4.94.00.6

us-gaap:OperatingSegments, jcom:FaxAndMartechSegment


Goodwill
Period End2021-06-302021-03-312020-12-31
Value1.062-2.9238.171
Percentage of GoodwillForeignCurrencyTranslationGainLoss59.261.655.7

us-gaap:OperatingSegments, jcom:VoiceBackupSecurityAndCPPSegment


Goodwill
Period End2021-06-302021-03-312020-12-31
Value0.818-1.6356.408
Percentage of GoodwillForeignCurrencyTranslationGainLoss45.634.443.7

us-gaap:GoodwillImpairmentLoss

us-gaap:GoodwillImpairmentLoss


Goodwill
Period End2021-06-30
Value32
Percentage of GoodwillImpairmentLoss100.0

us-gaap:GoodwillPurchaseAccountingAdjustments

us-gaap:GoodwillPurchaseAccountingAdjustments


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-0.142.790.00.6564.3822.553-0.231-0.35-0.1891.451-0.517-0.1510.4381.0047.663-2.7970.4970.07-0.0260.4031.015-5.5331.0656.0020.344-0.8
Percentage of GoodwillPurchaseAccountingAdjustments100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillPurchaseAccountingAdjustments us-gaap:BusinessAcquisition, us-gaap:StatementBusinessSegments

jcom:Fiscal2021Acquisitions, jcom:DigitalMediaSegment


Goodwill
Period End2021-06-302021-03-31
Value0.12.5
Percentage of GoodwillPurchaseAccountingAdjustments-71.489.6

jcom:Fiscal2021Acquisitions, jcom:VoiceBackupSecurityAndCPPSegment


Goodwill
Period End2021-03-31
Value0.3
Percentage of GoodwillPurchaseAccountingAdjustments10.8

us-gaap:GoodwillPurchaseAccountingAdjustments us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, jcom:CloudServices


Goodwill
Period End2021-06-302021-03-312020-12-31
Value-0.2070.2540.0
Percentage of GoodwillPurchaseAccountingAdjustments147.99.10.0

us-gaap:OperatingSegments, jcom:DigitalMediaSegment


Goodwill
Period End2021-06-302021-03-312020-12-31
Value0.0672.5360.0
Percentage of GoodwillPurchaseAccountingAdjustments-47.990.90.0

us-gaap:OperatingSegments, jcom:VoiceBackupSecurityAndCPPSegment


Goodwill
Period End2021-06-302021-03-312020-12-31
Value-0.2070.2540.0
Percentage of GoodwillPurchaseAccountingAdjustments147.99.10.0

us-gaap:GoodwillPurchaseAccountingAdjustments us-gaap:StatementBusinessSegments

jcom:DigitalMediaSegment


Goodwill
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value0.69.0860.014-0.22.5-0.517-0.1510.4180.013.2030.1310.5740.759-0.0260.1991.015-6.1450.0020.0-0.091-4.2
Percentage of GoodwillPurchaseAccountingAdjustments91.5207.30.586.6-714.3100.0100.095.41.041.8-4.7115.51084.3100.049.4100.0111.10.20.0-26.5525.0

us-gaap:GoodwillTransfers

us-gaap:GoodwillTransfers


Goodwill
Period End2021-06-302021-03-312017-09-30
Value37-86.38918
Percentage of GoodwillTransfers100.0100.0100.0

us-gaap:GoodwillTransfers us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, jcom:CloudServices


Goodwill
Period End2021-06-302021-03-31
Value37-86.389
Percentage of GoodwillTransfers100.0100.0

us-gaap:OperatingSegments, jcom:VoiceBackupSecurityAndCPPSegment


Goodwill
Period End2021-06-302021-03-31
Value37-86.389
Percentage of GoodwillTransfers100.0100.0

us-gaap:GoodwillWrittenOffRelatedToSaleOfBusinessUnit

us-gaap:GoodwillWrittenOffRelatedToSaleOfBusinessUnit


Goodwill
Period End2021-06-302021-03-312020-12-312017-12-31
Value0.01.3390.036
Percentage of GoodwillWrittenOffRelatedToSaleOfBusinessUnit0.0100.00.0100.0

us-gaap:GoodwillWrittenOffRelatedToSaleOfBusinessUnit us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, jcom:CloudServices


Goodwill
Period End2021-06-302021-03-312020-12-31
Value0.01.3390.0
Percentage of GoodwillWrittenOffRelatedToSaleOfBusinessUnit0.0100.00.0

us-gaap:OperatingSegments, jcom:VoiceBackupSecurityAndCPPSegment


Goodwill
Period End2021-06-302021-03-312020-12-312020-08-31
Value0.01.3390.04.8
Percentage of GoodwillWrittenOffRelatedToSaleOfBusinessUnit0.0100.00.00.0

us-gaap:GoodwillWrittenOffRelatedToSaleOfBusinessUnit us-gaap:StatementBusinessSegments

jcom:VoiceBackupSecurityAndCPPSegment


Goodwill
Period End2021-02-092020-08-31
Value1.34.8
Percentage of GoodwillWrittenOffRelatedToSaleOfBusinessUnit0.00.0

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-5.75224-0.539-0.709-5.821-4.269-0.294-3.4814.081-0.474-0.559-0.61-2.9710.00.00.00.0
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:IncomeLossFromEquityMethodInvestments us-gaap:UnusualOrInfrequentItem

jcom:COVID19


Income
Period End2020-12-31
Value-0.5
Percentage of IncomeLossFromEquityMethodInvestments92.8

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
Value-1.36-22.078288.2528.692-43.374-1.39313-2.03-10.4223.288-8.21214-45.144155.723-1.881-53.16610108.317-23.797140.0317.088-12.902-2.4980.66712-16.2285.091-0.9634.8380.164.972.312.346-4.4881.959-0.559-0.41-0.143-1.0322.408-0.8320.774
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:IncreaseDecreaseInAccruedIncomeTaxesPayable

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-17.5942.4716.985-7.8725.761.61613-11.369-1.477-2.333-24.738-1.868-0.715-1.72141-21.895-9.2594.79526-2.961-4.3266.3617-8.496-3.786-1.2833.2327.885-5.0434.7233.953-3.498-1.9262.138-2.973-4.7914.3717.5320.7941.2535.1822.45-4.341-1.742-14.7725.088
Percentage of IncreaseDecreaseInAccruedIncomeTaxesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInDeferredRevenue

us-gaap:IncreaseDecreaseInDeferredRevenue


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-5.3687.86715-7.796-2.012-0.6866.0674.069-0.94-2.3524.9492.4051.4273.211.016-1.892-0.5672.384-0.079-1.435-3.9491.250.247-2.181-0.206-1.340.104-1.1790.1590.205-0.681-1.0130.0920.0010.7890.1220.7-1.059-0.727-0.70711-1.17-0.607-0.3060.491
Percentage of IncreaseDecreaseInDeferredRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1894000.0-1193000.0546000.0-843000.02912000.0-2612000.02555000.0295000.01089000.0144000.0-677000.0538000.0-120000.0-2132000.02846000.0-239000.0267000.0-162000.0194000.0-1594000.0-70000.0727000.0-679000.0431000.0-329000.0-25000.0-170000.0165000.0110000.0-147000.0350000.0305000.0-130000.0-357000.0-361000.019000.0249000.0-150000.0-47000.0-318000.0248000.0-83000.0-97000.0164000.0114000.0-16000.0
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap: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
Value5.436-5.415-3.0843.8652.0190.42.382-2.022.714-1.26100.964-0.267-0.7482.135-0.4582.152-0.265-1.499-15.6162.521.2725.7912.8411.283-0.050.983-0.296-0.1860.102-0.33-0.072-0.050.060.033-0.03-0.0330.062-0.062-0.0720.1130.2520.0160.0480.0030.626
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
Value5.2392.481-6.325-0.906-3.9848.169-1.4096.8171.1342.143-5.9824.421.925-2.574-4.2652.791-2.8180.2910.2942.197-1.164-0.374.276-0.652-2.1670.004-7.3360.9731.4941.6571.094-0.016-1.0680.139-2.9790.526-0.631.055-0.45-0.554-3.9440.6873.350.606-0.779-0.924
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:IncrementalCommonSharesAttributableToContingentlyIssuableShares

us-gaap:IncrementalCommonSharesAttributableToContingentlyIssuableShares


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value2776700.02224000.0106110.0-341170.0586610.00135920.01322600.01310800.0859420.0-152850.01121300.01117200.0710400.0-117960.0692480.01165400.01059900.080307.00038706.0166000.0000
Percentage of IncrementalCommonSharesAttributableToContingentlyIssuableShares100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.00.00.00.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value138710.0108700.02021.029557.0004170.068413.064291.089013.06510.0147920.0149970.0123300.0-4340.0218780.0235810.0242920.0-7314.0184730.0209520.0232670.069364.0257650.0315980.0343690.0-6068.0318440.0322170.0400570.0-34087.0562460.0590020.0508030.014717.0337550.0195630.0394160.0-24894.0462260.01323900.01465400.0113980.01222800.01314500.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value118.1969.369179.7627.5496.6246.9165.8066.216
Percentage of LeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ManagementFeeExpense

us-gaap:ManagementFeeExpense


Management
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value800000.0800000.0700000.0800000.0800000.0800000.0700000.0800000.0800000.0755000.0800000.0800000.03000000.00
Percentage of ManagementFeeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

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
Value107.0238.919169.1147.1044.7066.9165.8065.761
Percentage of OperatingLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseImpairmentLoss

us-gaap:OperatingLeaseImpairmentLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value6.7431.0862.3357.6452.1
Percentage of OperatingLeaseImpairmentLoss100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseImpairmentLoss us-gaap:PropertyPlantAndEquipmentByType

us-gaap:Building


Operating
Period End2020-09-30
Value9.8
Percentage of OperatingLeaseImpairmentLoss128.2

us-gaap:LeaseholdImprovements


Operating
Period End2020-09-30
Value3.6
Percentage of OperatingLeaseImpairmentLoss47.1

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
Value7.1788.0996.9137.2657.0887.4118.8255.4365.2465.243
Percentage of OperatingLeasePayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax


Other
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-31
Value8000.0-163000.0708000.0585000.00-2000.0560000.0-19000.0178000.0923000.0-2500000.000003103000.0-2249000.02251000.0-2361000.0-2158000.0-1057000.0-3934000.0380000.06107000.0-3006000.02885000.0-2640000.0-5024000.04259000.02180000.02821000.0-1515000.0-26000.0127000.0
Percentage of OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-30
Value3256000.0-8424000.03188000.0-3194000.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Other
Period End2020-12-312020-09-30
Value5000.08000.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax0.2-0.3

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-30
Value3256000.0-8424000.03183000.0-3202000.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax100.0100.099.8100.3

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax


Other
Period End2020-12-312020-09-302020-06-302016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302013-12-312013-09-302013-06-30
Value0006301000.0-3151000.044000.0-159000.02000.0-5000.01000.02000.0-33000.0012000.06000.0
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax0.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1


Other
Period End2021-06-30
Value0
Percentage of OtherComprehensiveIncomeLossTaxPortionAttributableToParent10.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax


Other
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
Value-133000.0141000.0173000.00-35000.007000.0177000.0-6000.058000.0512000.00000055000.01378000.01380000.0-1441000.0-1314000.0-625000.0-2448000.0177000.04052000.0-1440000.01665000.0-1529000.0-2933000.02465000.01287000.01628000.01552000.0-877000.0-17000.037000.0-134000.0-24000.07000.09000.0
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherPaymentsToAcquireBusinesses us-gaap:BusinessAcquisition

us-gaap:OtherPaymentsToAcquireBusinesses

jcom:HumbleBundle


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value0.00.00.1190.00.0
Percentage of OtherPaymentsToAcquireBusinesses0.00.0100.0100.00.00.0

jcom:OtherBusinessAcquisitions


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value5.70.10.299999999999999052.80000000000000070.74.80.01.3
Percentage of OtherPaymentsToAcquireBusinesses0.00.00.00.0700.024.10.00.0

us-gaap:OtherPaymentsToAcquireBusinesses us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel3


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-12-312016-09-302016-06-302016-03-31
Value5.7560.0720.2472.7870.793330.01.208210.8450.00.00.00.7770.00.01.017
Percentage of OtherPaymentsToAcquireBusinesses0.00.00.00.0793.0169.90.00.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:PaymentsOfDebtExtinguishmentCosts

jcom:A60SeniorNotes, us-gaap:SeniorNotes


Payments
Period End2020-10-07
Value29
Percentage of PaymentsOfDebtExtinguishmentCosts100.0

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

jcom:A60SeniorNotes, us-gaap:SeniorNotes, us-gaap:SubsequentEvent


Payments
Period End2020-10-07
Value29
Percentage of PaymentsOfDebtExtinguishmentCosts100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value89-0.3854557.8070.648183.9941452065912088228012710323.563489142847421852.09372127383049440.41618621736.2650.0180.6824.504-0.936-0.324212196.40510
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireEquityMethodInvestments

us-gaap:PaymentsToAcquireEquityMethodInvestments


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value2.9898.0641.9583.4563.683227.2467.674.8749.7942.077128.281130.00.0
Percentage of PaymentsToAcquireEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:PaymentsToAcquireIntangibleAssets

us-gaap:PaymentsToAcquireIntangibleAssets


Payments
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.0080.2162.8790.0040.0190.00.0460.00.00.4860.00.0080.1750.920.5520.6260.1422.3070.1991.4990.3160.1970.3920.5390.3270.530.9072.9840.915111.5230.9280.3332.6270.9231.8450.91.6960.7560.7181.1421.3591.7032.5582.692
Percentage of PaymentsToAcquireIntangibleAssets100.0100.0100.0100.0100.00.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireOtherInvestments

us-gaap:PaymentsToAcquireOtherInvestments


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value0.00.9990.4030.00.00.8430.00.00.0050.00.00.00.00.00.00.0650.00.00.00.08.215.6968.165-0.001253.3355.8220.08.00.00.0
Percentage of PaymentsToAcquireOtherInvestments0.0100.0100.00.00.0100.00.00.0100.00.00.00.00.00.00.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.0

us-gaap:ProceedsFromDebtNetOfIssuanceCosts us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:ProceedsFromDebtNetOfIssuanceCosts

jcom:A4625SeniorNotesDueIn2030, us-gaap:SeniorNotes


Proceeds
Period End2020-10-07
Value742
Percentage of ProceedsFromDebtNetOfIssuanceCosts100.0

us-gaap:ProceedsFromDivestitureOfBusinesses

us-gaap:ProceedsFromDivestitureOfBusinesses


Proceeds
Period End2020-12-312018-12-312017-12-312016-12-31
Value0.00.0240.0
Percentage of ProceedsFromDivestitureOfBusinesses0.00.0100.00.0

us-gaap:ProceedsFromDivestitureOfBusinessesNetOfCashDivested

us-gaap:ProceedsFromDivestitureOfBusinessesNetOfCashDivested


Proceeds
Period End2021-03-31
Value5999000.0
Percentage of ProceedsFromDivestitureOfBusinessesNetOfCashDivested100.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value-743000.0-551000.0-501000.0-345000.0-193000.0-839000.0-403000.0-627000.0-407000.0-480000.0-113000.0-192000.0-84000.0-54000.0-9000.0-9000.0-10000.0-26000.0-101000.0-137000.0-229000.0-25000.0-46000.0-70000.0-130000.0-50000.0-168000.0-548000.0-217000.00-2266000.0-171000.00
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0

us-gaap:ProceedsFromSaleOfIntangibleAssets

us-gaap:ProceedsFromSaleOfIntangibleAssets


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value0100000.0181000.0226000.000
Percentage of ProceedsFromSaleOfIntangibleAssets0.0100.0100.0100.00.00.0

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
Value0.8870.4440.6670.00.00.9520.00.00.0155.2590.1210.0790.7460.594-0.0080.0570.3560.6950.2981.3610.5991.3120.341.6092.9440.0650.181.1940.3214.9260.0896.9914.4992.0250.7811.8740.42.5910.0891.3843.0172.64.3720.8511.1710.327
Percentage of ProceedsFromStockOptionsExercised100.0100.0100.00.00.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromStockPlans

us-gaap:ProceedsFromStockPlans


Proceeds
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4.0790.02.5170.01.9950.01.9490.00.0710.0640.0650.0610.0660.0670.0630.0680.0650.0580.0640.070.0650.0610.0660.0760.0680.0550.0520.0550.050.0560.0480.0480.0320.0290.0320.0330.0390.0380.0240.0270.030.028
Percentage of ProceedsFromStockPlans100.00.0100.00.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromStockPlans us-gaap:AwardType, us-gaap:PlanName

us-gaap:CommonStock, jcom:A2001EmployeeStockPurchasePlan


Proceeds
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value0.03.30.00.0051.9950.00.00.070.0650.0610.0660.0670.0680.0650.0580.07
Percentage of ProceedsFromStockPlans0.00.00.00.0100.00.00.098.6101.6100.0100.0100.0100.0100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentAdditions

us-gaap:PropertyPlantAndEquipmentAdditions


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value312621202326211818121116151310109.2859.667.2998.2614.8654.3215.374.9723.9992.9564.0743.1241.6952.9367.5115.1264.0561.9331.315
Percentage of PropertyPlantAndEquipmentAdditions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentAdditions us-gaap:ConsolidationItems

us-gaap:OperatingSegments


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value31262120232621
Percentage of PropertyPlantAndEquipmentAdditions100.0100.0100.0100.0100.0100.099.9

us-gaap:PropertyPlantAndEquipmentAdditions us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, jcom:CloudServices


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value109.455.1866.5779.848114.61
Percentage of PropertyPlantAndEquipmentAdditions32.636.024.431.741.641.821.8

us-gaap:OperatingSegments, jcom:DigitalMediaSegment


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value21161614131516
Percentage of PropertyPlantAndEquipmentAdditions67.464.075.668.358.458.278.0

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
Value1.8442.4853.7752.7153.9672.8263.9173.5312.7982.8883.3465.2634.5954.1344.063.4762.9832.644.0974.0632.1842.8251.8571.4711.9341.611.4241.4681.0780.7320.571.2860.4460.8330.7690.9191.3121.2891.9372.6291.3640.970.4230.7980.2620.482
Percentage of ProvisionForDoubtfulAccounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfSeniorDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:RepaymentsOfSeniorDebt

jcom:A60SeniorNotes, us-gaap:SeniorNotes


Repayments
Period End2020-10-072017-06-27
Value69475
Percentage of RepaymentsOfSeniorDebt100.0100.0

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

jcom:A60SeniorNotes, us-gaap:SeniorNotes, us-gaap:SubsequentEvent


Repayments
Period End2020-10-07
Value694
Percentage of RepaymentsOfSeniorDebt100.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability


Right
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value8.3540.92232.6113.5671.7940272.2062.748
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPriceOfferingDate us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPriceOfferingDate

us-gaap:CommonStock, jcom:A2001EmployeeStockPurchasePlan


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value085.084.1500.85000.85000.95000.950
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPriceOfferingDate0.0100.0100.00.0100.00.00.0100.00.00.0100.00.00.0100.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-31
Value-0.8883.260.46
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

jcom:RestrictedPerformanceStock


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value094.40070.99
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.0100.00.00.0100.0

us-gaap:RestrictedStock


Share
Period End2020-12-31
Value0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-31
Value-2.0866.10.05
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate

us-gaap:CommonStock, jcom:A2001EmployeeStockPurchasePlan


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value000000-0.00140.01190
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate0.00.00.00.00.00.0100.0100.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate

jcom:RestrictedPerformanceStock


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value030.326.7300.270000.2830000.284
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate0.0100.0100.00.0100.00.00.00.0100.00.00.00.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate us-gaap:AwardType, us-gaap:PlanName

us-gaap:CommonStock, jcom:A2001EmployeeStockPurchasePlan


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value-11.0340.5323.710.00050.239500.04630.22170
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate0.0133.888.70.088.70.00.078.30.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate

jcom:RestrictedPerformanceStock


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value01.30.693-0.00010.00710000.0253000.00550.0234
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate0.0100.0100.0100.0100.00.00.00.0100.00.00.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate us-gaap:AwardType, us-gaap:PlanName

us-gaap:CommonStock, jcom:A2001EmployeeStockPurchasePlan


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value-0.070.090.129-0.01470.015700.00110.02320
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate0.06.918.614700.0221.10.00.091.70.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate

us-gaap:CommonStock, jcom:A2001EmployeeStockPurchasePlan


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value-11.0340.53-0.050.0523.95
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2.81.20.00.00.03.02.40.00.08.00.20.21.91.50.00.10.71.30.52.60.71.80.94.05.50.10.11.70.5120.37.62.61.40.50.82.11.12.5325.01.23.20.2
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue100.0100.00.00.00.0100.0100.00.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-31
Value029.340.19
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice0.0100.0100.0

us-gaap:ShortTermLeaseCost

us-gaap:ShortTermLeaseCost


Short
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value793000.01173000.0450000.0264000.0648000.0445000.0627000.0407000.0429000.0455000.0
Percentage of ShortTermLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans us-gaap:AwardType, us-gaap:PlanName

us-gaap:StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans

us-gaap:CommonStock, jcom:A2001EmployeeStockPurchasePlan


Stock
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value053694.00032154.000930.0851.0767.0769.0837.01076.01078.0842.01051.0
Percentage of StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans0.0100.00.00.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan


Stock
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-31
Value4232000.04079000.003303000.02517000.001995000.01949000.0071000.064000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan100.0100.00.0100.0100.00.0100.0100.00.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-31
Value4231000.04078000.003303000.02516000.001995000.01949000.0071000.064000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan100.0100.00.0100.0100.00.0100.0100.00.0100.0100.0

us-gaap:CommonStock


Stock
Period End2021-06-302018-03-31
Value1000.00
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan0.00.0

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardGross us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardGross

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-2000.0-2000.00-6000.01000.02000.0001000.001000.001000.00
Percentage of StockIssuedDuringPeriodValueRestrictedStockAwardGross100.0100.00.0100.0100.0100.00.00.0100.00.0100.00.0100.00.0

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2000.02000.0001000.02000.0001000.001000.001000.00
Percentage of StockIssuedDuringPeriodValueRestrictedStockAwardGross-100.0-100.00.0-0.0100.0100.00.00.0100.00.0100.00.0100.00.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.8870.4440.6670.00.00.9520.00.00.0155.2590.1210.0790.7460.594
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.00.00.0100.00.00.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.8870.4440.0360.00.01.5830.00.00.0155.2570.120.0790.7460.594
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.05.40.00.0166.30.00.0100.0100.099.2100.0100.0100.0

us-gaap:RetainedEarnings


Stock
Period End2020-09-302020-06-302020-03-31
Value0.00.0-0.631
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised0.00.0-66.3

us-gaap:StockRepurchasedAndRetiredDuringPeriodShares us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType

us-gaap:StockRepurchasedAndRetiredDuringPeriodShares

jcom:A2012RepurchaseProgram, us-gaap:SubsequentEvent


Stock
Period End2020-07-312020-04-30
Value140820.0319980.0
Percentage of StockRepurchasedAndRetiredDuringPeriodShares100.0100.0

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value10123615025620.2410.7742.631.1770.3920.8112.7450.611
Percentage of StockRepurchasedAndRetiredDuringPeriodValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5.577.2214.989214.983110.5030.6722.0861.2010.1950.6921.8480.495
Percentage of StockRepurchasedAndRetiredDuringPeriodValue51.859.313.614.319.517.7208.786.879.3102.049.785.367.381.0

us-gaap:CommonStock


Stock
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.0010.0060.0210.0030.0070.0010.0020.00.00.0010.00.00.0
Percentage of StockRepurchasedAndRetiredDuringPeriodValue0.00.00.00.00.00.40.30.00.00.30.00.00.0

us-gaap:RetainedEarnings


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5.1834.958311282051-0.2630.1020.544-0.0240.1960.1190.8970.116
Percentage of StockRepurchasedAndRetiredDuringPeriodValue48.240.786.485.780.482.3-109.113.220.7-2.050.014.732.719.0

us-gaap:StockRepurchasedDuringPeriodShares us-gaap:ShareRepurchaseProgram

us-gaap:StockRepurchasedDuringPeriodShares

jcom:A2012RepurchaseProgram


Stock
Period End2020-09-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-03-312013-09-302013-06-302013-03-31
Value4100000.00197870.0-600000.0600000.0600000.00000000000000000
Percentage of StockRepurchasedDuringPeriodShares100.00.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

jcom:A2020RepurchaseProgram


Stock
Period End2020-12-312020-09-30
Value490600.02000000.0
Percentage of StockRepurchasedDuringPeriodShares0.048.8

us-gaap:StockholdersEquityOther

us-gaap:StockholdersEquityOther


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-30
Value-1000.0-17000.0-45000.0-116000.0
Percentage of StockholdersEquityOther100.0100.0100.0100.0

us-gaap:StockholdersEquityOther us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-30
Value-1000.0-17000.0-45000.0-116000.0
Percentage of StockholdersEquityOther100.0100.0100.0100.0

us-gaap:SubleaseIncome

us-gaap:SubleaseIncome


Sublease
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value500000.0400000.0400000.0400000.01000000.0800000.01100000.0900000.0600000.0900000.01000000.0700000.0600000.0600000.0
Percentage of SubleaseIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockValueAcquiredCostMethod us-gaap:ShareRepurchaseProgram

us-gaap:TreasuryStockValueAcquiredCostMethod

jcom:A2012RepurchaseProgram


Treasury
Period End2020-12-312020-09-302019-12-312019-03-312018-12-31
Value0.0450.04242
Percentage of TreasuryStockValueAcquiredCostMethod0.0100.00.0100.0100.0

jcom:A2020RepurchaseProgram


Treasury
Period End2021-06-302020-12-312020-09-30
Value0.036141
Percentage of TreasuryStockValueAcquiredCostMethod0.00.0315.1

us-gaap:TreasuryStockValueAcquiredCostMethod us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType

jcom:A2012RepurchaseProgram, us-gaap:SubsequentEvent


Treasury
Period End2020-07-312020-04-30
Value8.423
Percentage of TreasuryStockValueAcquiredCostMethod0.00.0

us-gaap:UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic

us-gaap:UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic


Undistributed
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value15000.088000.0155000.089000.0178000.002135000.0511000.0401000.0424000.0820000.0426000.0424000.0217000.0664000.0420000.0401000.0309000.0632000.0718000.0494000.0412000.0539000.0611000.0637000.0360000.0626000.0538000.0701000.0635000.0650000.0416000.0
Percentage of UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityOtherMeasureOfActivityAmount

us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityOtherMeasureOfActivityAmount


Variable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value4.07.11.94.53.7227.33.09.59.8
Percentage of VariableInterestEntityActivityBetweenVIEAndEntityOtherMeasureOfActivityAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityPurchases

us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityPurchases


Variable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2.08.11.93.53.7227.37.64.99.8
Percentage of VariableInterestEntityActivityBetweenVIEAndEntityPurchases100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

dei:EntityCommonStockSharesOutstanding

dei:EntityCommonStockSharesOutstanding


Entity
Period End2020-08-062020-05-07
Value4747
Percentage of EntityCommonStockSharesOutstanding100.0100.0

jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOperatingLeaseLiabilities us-gaap:BusinessAcquisition

jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOperatingLeaseLiabilities

jcom:Fiscal2020Acquisitions


Business
Period End2020-09-30
Value95000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOperatingLeaseLiabilities100.0

jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilityForUncertainTaxPositions us-gaap:BusinessAcquisition

jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilityForUncertainTaxPositions

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-31
Value1576000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilityForUncertainTaxPositions100.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value1576000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilityForUncertainTaxPositions0.0

jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOperatingLeaseLiabilities us-gaap:BusinessAcquisition

jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOperatingLeaseLiabilities

jcom:Fiscal2020Acquisitions


Business
Period End2020-09-30
Value19000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOperatingLeaseLiabilities100.0

jcom:Fiscal2021Acquisitions


Business
Period End2021-06-30
Value7191000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOperatingLeaseLiabilities0.0

jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssets us-gaap:BusinessAcquisition

jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssets

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-312020-09-30
Value100.113
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssets100.0100.0

jcom:Fiscal2021Acquisitions


Business
Period End2021-06-30
Value5.888
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssets0.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value10
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssets0.0

jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentLiabilitiesIncomeTaxesPayable us-gaap:BusinessAcquisition

jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentLiabilitiesIncomeTaxesPayable

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-31
Value3297000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentLiabilitiesIncomeTaxesPayable100.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value3308000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentLiabilitiesIncomeTaxesPayable0.0

jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOperatingLeaseLiabilitiesCurrent us-gaap:BusinessAcquisition

jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOperatingLeaseLiabilitiesCurrent

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-31
Value4520000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOperatingLeaseLiabilitiesCurrent100.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value4029000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOperatingLeaseLiabilitiesCurrent0.0

jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOperatingLeaseLiabilitiesNonCurrent us-gaap:BusinessAcquisition

jcom:BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOperatingLeaseLiabilitiesNonCurrent

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-31
Value13
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOperatingLeaseLiabilitiesNonCurrent100.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value13
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOperatingLeaseLiabilitiesNonCurrent0.0

jcom:CustomerRelationshipsNet

jcom:CustomerRelationshipsNet


Customer
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3772062262382572331941912061902021931761932042081751902021972051751841631441331241008484806439404135373840367.743
Percentage of CustomerRelationshipsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

jcom:DebtInstrumentCovenantEBITDAMinimum us-gaap:DebtInstrument, us-gaap:LongtermDebtType

jcom:DebtInstrumentCovenantEBITDAMinimum

jcom:A4625SeniorNotesDueIn2030, us-gaap:SeniorNotes


Debt
Period End2020-10-07
Value50.0
Percentage of DebtInstrumentCovenantEBITDAMinimum100.0

jcom:DebtInstrumentCovenantLeverageRatioMinimum us-gaap:DebtInstrument, us-gaap:LongtermDebtType

jcom:DebtInstrumentCovenantLeverageRatioMinimum

jcom:A4625SeniorNotesDueIn2030, us-gaap:SeniorNotes


Debt
Period End2020-10-07
Value3.5
Percentage of DebtInstrumentCovenantLeverageRatioMinimum100.0

jcom:DebtInstrumentCovenantRestrictedPaymentThreshold us-gaap:DebtInstrument, us-gaap:LongtermDebtType

jcom:DebtInstrumentCovenantRestrictedPaymentThreshold

jcom:A4625SeniorNotesDueIn2030, us-gaap:SeniorNotes


Debt
Period End2020-10-07
Value250
Percentage of DebtInstrumentCovenantRestrictedPaymentThreshold100.0

jcom:DebtInstrumentRedemptionThresholdOfPrincipalOutstandingToBeEligibleForRedemption us-gaap:DebtInstrument, us-gaap:LongtermDebtType

jcom:DebtInstrumentRedemptionThresholdOfPrincipalOutstandingToBeEligibleForRedemption

jcom:A4625SeniorNotesDueIn2030, us-gaap:SeniorNotes


Debt
Period End2020-10-07
Value50.0
Percentage of DebtInstrumentRedemptionThresholdOfPrincipalOutstandingToBeEligibleForRedemption100.0

jcom:DeferredIncomeTaxAssetsNetNoncurrent

jcom:DeferredIncomeTaxAssetsNetNoncurrent


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value4049565759
Percentage of DeferredIncomeTaxAssetsNetNoncurrent100.0100.0100.0100.0100.0

jcom:DeferredIncomeTaxLiabilitiesNetNoncurrent

jcom:DeferredIncomeTaxLiabilitiesNetNoncurrent


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value158163162115107
Percentage of DeferredIncomeTaxLiabilitiesNetNoncurrent100.0100.0100.0100.0100.0

jcom:DeferredTaxLiabilitiesForeignOther

jcom:DeferredTaxLiabilitiesForeignOther


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
Value2925000.0663000.0205000.01467000.02088000.03330000.0-7981000.0-6359000.0-5018000.0442000.0116000.0
Percentage of DeferredTaxLiabilitiesForeignOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

jcom:DeferredTaxLiabilitiesPrepaidInsurance

jcom:DeferredTaxLiabilitiesPrepaidInsurance


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
Value2905000.01847000.02149000.0616000.0246000.0482000.0-420000.0-369000.0-224000.0284000.0268000.0
Percentage of DeferredTaxLiabilitiesPrepaidInsurance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

jcom:DeferredTaxLiabilityConvertibleDebt

jcom:DeferredTaxLiabilityConvertibleDebt


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value656531273631-26.2720.0
Percentage of DeferredTaxLiabilityConvertibleDebt100.0100.0100.0100.0100.0100.0100.00.0

jcom:EquitySecuritiesWithoutReadilyDeterminableFairValueCost

jcom:EquitySecuritiesWithoutReadilyDeterminableFairValueCost


Equity
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value3131505434
Percentage of EquitySecuritiesWithoutReadilyDeterminableFairValueCost100.0100.0100.0100.0100.0

jcom:FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour

jcom:FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour


Finite
Period End2021-06-302021-03-312020-09-30
Value138137103
Percentage of FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour100.0100.0100.0

jcom:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour

jcom:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour


Lessee
Period End2021-06-302021-03-312020-09-30
Value313138
Percentage of LesseeOperatingLeaseLiabilityToBePaidAfterYearFour100.0100.0100.0

jcom:OperatingLeaseLiabilityCurrentHeldForSale

jcom:OperatingLeaseLiabilityCurrentHeldForSale


Operating
Period End2021-06-302021-03-31
Value2875000.02648000.0
Percentage of OperatingLeaseLiabilityCurrentHeldForSale100.0100.0

jcom:OperatingLeaseLiabilityNoncurrentHeldForSale

jcom:OperatingLeaseLiabilityNoncurrentHeldForSale


Operating
Period End2021-06-302021-03-31
Value1112
Percentage of OperatingLeaseLiabilityNoncurrentHeldForSale100.0100.0

jcom:OperatingLeaseRightOfUseAssetHeldForSale

jcom:OperatingLeaseRightOfUseAssetHeldForSale


Operating
Period End2021-06-302021-03-31
Value1515
Percentage of OperatingLeaseRightOfUseAssetHeldForSale100.0100.0

jcom:OperatingLeaseRightOfUseAssetIncludingHeldForSale

jcom:OperatingLeaseRightOfUseAssetIncludingHeldForSale


Operating
Period End2021-06-302021-03-312020-12-31
Value98100105
Percentage of OperatingLeaseRightOfUseAssetIncludingHeldForSale100.0100.0100.0

jcom:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedAndExpectedToVest us-gaap:AwardType

jcom:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedAndExpectedToVest

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value2523139.748995
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedAndExpectedToVest100.0100.0100.0100.0

jcom:TradenamesNet

jcom:TradenamesNet


Tradenames
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value187130134138141139142142136126127123106110113115118120124118123103105105848282838485857134343434343535338.76
Percentage of TradenamesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedIncomeTaxesNoncurrent

us-gaap:AccruedIncomeTaxesNoncurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value1111111111111111111111393943430.0
Percentage of AccruedIncomeTaxesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value16171613111312121111109.803109.858.7018.9649.0278.1377.9886.6435.5425.2674.2614.0944.160.03.6853.5823.9373.7144.1053.7352.9833.2163.2133.8314.1723.7523.4043.5273.6773.3532.5883.077
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure

us-gaap:AssetsFairValueDisclosure


Assets
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-302010-12-31
Value3173833784182222222163150650.45312711197.79717314021320824639137742156159420526229827423324639913016818517186
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


Assets
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3173833773950.4260.4070.4070.4541129450.45312711197.7378062746912625722624835459420526229827423324639913013216818517186
Percentage of AssetsFairValueDisclosure99.899.899.894.61.91.81.82.166.286.069.3100.0100.099.599.799.246.344.334.833.451.265.960.159.163.2100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.099.799.799.4

us-gaap:FairValueInputsLevel2


Assets
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value0.6530.6430.6330.6230.5970.5950.590.5322121200.00.00.0650.0650.0693781391381201331501722060.00.00.00.00.00.00.00.00.00.0
Percentage of AssetsFairValueDisclosure0.20.20.20.12.62.62.62.433.814.030.70.00.00.50.30.853.755.765.266.648.834.139.940.936.80.00.00.00.00.00.00.00.00.00.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

us-gaap:FairValueInputsLevel1, us-gaap:EstimateOfFairValueFairValueDisclosure


Assets
Period End2021-06-302021-03-312020-12-312019-12-31
Value101010395
Percentage of AssetsFairValueDisclosure0.00.00.094.6

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Assets
Period End2021-03-312020-12-312019-12-31
Value0.6630.6630.623
Percentage of AssetsFairValueDisclosure0.00.00.1

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Assets
Period End2021-06-302021-03-312020-12-312019-12-31
Value101111418
Percentage of AssetsFairValueDisclosure0.00.00.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Assets
Period End2021-06-302021-03-312020-12-312019-12-31
Value101111418
Percentage of AssetsFairValueDisclosure0.00.00.0100.0

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, jcom:B2BBackupBusiness


Assets
Period End2021-06-302021-03-31
Value107135
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperation100.0100.0

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation us-gaap:StatementGeographical

jcom:AllOtherCountries


Assets
Period End2021-06-302021-03-31
Value3837
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperation35.627.5

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent


Assets
Period End2021-06-302021-03-312017-09-302017-06-302016-12-31
Value8939000.08063000.09525000.05770000.00
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent100.0100.0100.0100.00.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax


Available
Period End2021-03-312020-12-312020-09-302019-12-31
Value152000.0152000.0142000.0112000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax us-gaap:FinancialInstrument

us-gaap:CorporateDebtSecurities


Available
Period End2021-03-312020-12-312020-09-302019-12-31
Value152000.0152000.0142000.0112000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis


Available
Period End2021-03-312020-12-312020-09-302019-12-312012-03-312011-12-312011-09-302011-06-302010-12-31
Value0.5110.5110.511234373514121
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:FinancialInstrument

us-gaap:CorporateDebtSecurities


Available
Period End2021-03-312020-12-312020-09-302019-12-31
Value0.5110.5110.51123
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue


Available
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value0.6530.6430.6332222222221212120220.0534281785253616058523344642615173519193827197.383
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate


Available
Period End2021-03-312020-12-312020-09-302019-12-31
Value0.6630.6630.65322
Percentage of AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue


Available
Period End2021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value0.6630.6630.00.00.00.00.00.00.00.00.00.00.00.03934515657674959813139465560524699242130212114
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue100.0100.00.00.00.00.00.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities

us-gaap:AvailableForSaleSecuritiesDebtSecurities


Available
Period End2021-03-312020-12-312020-09-302019-12-312018-03-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value0.6630.6630.6532220220.09377133135109121111120142867493122896866138464373514122
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FinancialInstrument

us-gaap:CorporateDebtSecurities


Available
Period End2021-03-312020-12-312020-09-302019-12-31
Value0.6630.6630.65322
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0

us-gaap:BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount

us-gaap:BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount


Business
Period End2020-09-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312010-12-31
Value22953834102143893615
Percentage of BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount us-gaap:BusinessAcquisition

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-31
Value70
Percentage of BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount0.0

jcom:Fiscal2021Acquisitions


Business
Period End2021-06-30
Value14
Percentage of BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount0.0

jcom:RetailMeNotInc


Business
Period End2020-12-31
Value36
Percentage of BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount0.0

us-gaap:BusinessCombinationAcquiredReceivablesEstimatedUncollectible us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationAcquiredReceivablesEstimatedUncollectible

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-31
Value6900000.0
Percentage of BusinessCombinationAcquiredReceivablesEstimatedUncollectible100.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value6700000.0
Percentage of BusinessCombinationAcquiredReceivablesEstimatedUncollectible0.0

us-gaap:BusinessCombinationAcquiredReceivablesFairValue us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationAcquiredReceivablesFairValue

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-31
Value46
Percentage of BusinessCombinationAcquiredReceivablesFairValue100.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value40
Percentage of BusinessCombinationAcquiredReceivablesFairValue0.0

us-gaap:BusinessCombinationAcquiredReceivablesGrossContractualAmount us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationAcquiredReceivablesGrossContractualAmount

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-31
Value53
Percentage of BusinessCombinationAcquiredReceivablesGrossContractualAmount100.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value47
Percentage of BusinessCombinationAcquiredReceivablesGrossContractualAmount0.0

us-gaap:BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh

jcom:OtherBusinessAcquisitions


Business
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value5.89.623221919151513
Percentage of BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiability

us-gaap:BusinessCombinationContingentConsiderationLiability


Business
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312012-12-312011-12-31
Value8.3528.1228.864373940555041302320171713151430201312457.02.51.0
Percentage of BusinessCombinationContingentConsiderationLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiability us-gaap:BusinessAcquisition

jcom:OtherBusinessAcquisitions


Business
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value5.69.59.18.48.18.88.88.06.26.3
Percentage of BusinessCombinationContingentConsiderationLiability0.00.00.0100.699.799.323.220.215.412.6

us-gaap:BusinessCombinationContingentConsiderationLiability us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel3


Business
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-03-312014-12-312013-12-31
Value8.3528.1228.8643739405550413023200.00.017171315143012150.0
Percentage of BusinessCombinationContingentConsiderationLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.033.10.0

us-gaap:BusinessCombinationContingentConsiderationLiability us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

us-gaap:FairValueInputsLevel3, us-gaap:EstimateOfFairValueFairValueDisclosure


Business
Period End2021-06-302021-03-312020-12-312019-12-31
Value5.5829.539.09437
Percentage of BusinessCombinationContingentConsiderationLiability0.00.00.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiability us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Business
Period End2021-06-302021-03-312020-12-312019-12-31
Value5.5829.539.09437
Percentage of BusinessCombinationContingentConsiderationLiability0.00.00.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Business
Period End2021-06-302021-03-312020-12-312019-12-31
Value5.5829.539.09437
Percentage of BusinessCombinationContingentConsiderationLiability0.00.00.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiabilityMeasurementInput us-gaap:MeasurementInputType, us-gaap:ValuationTechnique

us-gaap:BusinessCombinationContingentConsiderationLiabilityMeasurementInput

us-gaap:MeasurementInputDiscountRate, us-gaap:ValuationTechniqueOptionPricingModel


Business
Period End2021-06-302021-03-312020-12-312020-09-30
Value38.028.628.628.6
Percentage of BusinessCombinationContingentConsiderationLiabilityMeasurementInput100.0100.0100.0100.0

us-gaap:MeasurementInputRiskFreeInterestRate, us-gaap:ValuationTechniqueOptionPricingModel


Business
Period End2020-12-31
Value1.9
Percentage of BusinessCombinationContingentConsiderationLiabilityMeasurementInput6.6

us-gaap:BusinessCombinationContingentConsiderationLiabilityMeasurementInput us-gaap:Range, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique

srt:Maximum, jcom:MeasurementInputDebtSpread, us-gaap:ValuationTechniqueOptionPricingModel


Business
Period End2021-06-302021-03-312020-12-312020-09-30
Value74.733.533.533.5
Percentage of BusinessCombinationContingentConsiderationLiabilityMeasurementInput196.6117.1117.1117.1

srt:Maximum, jcom:MeasurementInputPresentValueFactor, us-gaap:ValuationTechniqueOptionPricingModel


Business
Period End2021-06-302021-03-312020-12-312020-09-30
Value3.93.93.94.8
Percentage of BusinessCombinationContingentConsiderationLiabilityMeasurementInput10.313.613.616.8

srt:Maximum, us-gaap:MeasurementInputRiskFreeInterestRate, us-gaap:ValuationTechniqueOptionPricingModel


Business
Period End2021-06-302021-03-312020-09-30
Value2.21.92.9
Percentage of BusinessCombinationContingentConsiderationLiabilityMeasurementInput5.86.610.1

srt:Minimum, jcom:MeasurementInputPresentValueFactor, us-gaap:ValuationTechniqueOptionPricingModel


Business
Period End2021-06-302021-03-312020-12-312020-09-30
Value2.23.63.63.6
Percentage of BusinessCombinationContingentConsiderationLiabilityMeasurementInput5.812.612.612.6

srt:Minimum, us-gaap:MeasurementInputRiskFreeInterestRate, us-gaap:ValuationTechniqueOptionPricingModel


Business
Period End2020-09-30
Value1.9
Percentage of BusinessCombinationContingentConsiderationLiabilityMeasurementInput6.6

srt:WeightedAverage, jcom:MeasurementInputDebtSpread, us-gaap:ValuationTechniqueOptionPricingModel


Business
Period End2021-06-302021-03-312020-12-312020-09-30
Value17.711.011.012.6
Percentage of BusinessCombinationContingentConsiderationLiabilityMeasurementInput46.638.538.544.1

srt:WeightedAverage, jcom:MeasurementInputPresentValueFactor, us-gaap:ValuationTechniqueOptionPricingModel


Business
Period End2021-06-302021-03-312020-12-312020-09-30
Value3.33.73.73.8
Percentage of BusinessCombinationContingentConsiderationLiabilityMeasurementInput8.712.912.913.3

srt:WeightedAverage, jcom:MeasurementInputProbabilities, us-gaap:ValuationTechniqueOptionPricingModel


Business
Period End2021-06-302021-03-312020-12-312020-09-30
Value100.0100.062.377.8
Percentage of BusinessCombinationContingentConsiderationLiabilityMeasurementInput263.2349.7217.8272.0

srt:WeightedAverage, us-gaap:MeasurementInputDiscountRate, us-gaap:ValuationTechniqueOptionPricingModel


Business
Period End2021-06-302021-03-312020-12-312020-09-30
Value38.028.628.628.6
Percentage of BusinessCombinationContingentConsiderationLiabilityMeasurementInput100.0100.0100.0100.0

srt:WeightedAverage, us-gaap:MeasurementInputRiskFreeInterestRate, us-gaap:ValuationTechniqueOptionPricingModel


Business
Period End2021-06-302021-03-312020-12-312020-09-30
Value2.21.91.91.9
Percentage of BusinessCombinationContingentConsiderationLiabilityMeasurementInput5.86.66.66.6

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-312020-09-30
Value9.1050.091
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets100.0100.0

jcom:Fiscal2021Acquisitions


Business
Period End2021-06-30
Value1.569
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets0.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value7.367
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-312020-09-30
Value460.875
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables100.0100.0

jcom:Fiscal2021Acquisitions


Business
Period End2021-06-30
Value3.953
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables0.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value40
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-312020-09-30
Value290.373
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable100.0100.0

jcom:Fiscal2021Acquisitions


Business
Period End2021-06-30
Value2.207
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable0.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value24
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue


Business
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-06-302017-12-312016-12-312015-12-312014-12-312013-12-31
Value5.7222.40.50.52827263726116.90410-29.182-2.543
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue us-gaap:BusinessAcquisition

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-312020-09-30
Value222.39
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue100.299.6

jcom:Fiscal2021Acquisitions


Business
Period End2021-06-30
Value5.664
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue99.4

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value11
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-31
Value992000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets100.0

jcom:Fiscal2021Acquisitions


Business
Period End2021-06-30
Value230000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets0.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value605000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-312020-09-30
Value530.405
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities100.0100.0

jcom:Fiscal2021Acquisitions


Business
Period End2021-06-30
Value4.238
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities0.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value52
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities0.0

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

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles

jcom:Fiscal2020Acquisitions, us-gaap:CustomerRelationships


Business
Period End2020-12-312020-09-30
Value22210
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles100.0100.0

jcom:Fiscal2020Acquisitions, us-gaap:OtherIntangibleAssets


Business
Period End2020-12-312020-09-30
Value565.272
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles25.549.4

jcom:Fiscal2020Acquisitions, us-gaap:TradeNames


Business
Period End2020-12-312020-09-30
Value671.527
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles30.414.3

jcom:Fiscal2021Acquisitions, us-gaap:CustomerRelationships


Business
Period End2021-06-30
Value5.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles0.0

jcom:Fiscal2021Acquisitions, us-gaap:OtherIntangibleAssets


Business
Period End2021-06-30
Value29
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles0.0

jcom:Fiscal2021Acquisitions, us-gaap:TradeNames


Business
Period End2021-06-30
Value11
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles0.0

jcom:RetailMeNotInc, us-gaap:CustomerRelationships


Business
Period End2020-10-28
Value198
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles0.0

jcom:RetailMeNotInc, us-gaap:OtherIntangibleAssets


Business
Period End2020-10-28
Value42
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles0.0

jcom:RetailMeNotInc, us-gaap:TradeNames


Business
Period End2020-10-28
Value62
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-31
Value910000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-31
Value9269000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther100.0

jcom:Fiscal2021Acquisitions


Business
Period End2021-06-30
Value1726000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther0.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value9275000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-31
Value685000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets100.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value494000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-312020-09-30
Value2.2480.053
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment100.0100.0

jcom:Fiscal2021Acquisitions


Business
Period End2021-06-30
Value1.838
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment0.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value0.587
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet

jcom:Fiscal2020Acquisitions


Business
Period End2020-12-312020-09-30
Value49739
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet100.0100.0

jcom:Fiscal2021Acquisitions


Business
Period End2021-06-30
Value91
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet0.0

jcom:RetailMeNotInc


Business
Period End2020-10-28
Value414
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet0.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis, us-gaap:FinancialInstrument

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:EstimateOfFairValueFairValueDisclosure, us-gaap:MoneyMarketFunds


Cash
Period End2021-06-302021-03-312020-12-312019-12-31
Value101010395
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel1, us-gaap:MoneyMarketFunds


Cash
Period End2020-09-302019-12-31
Value317395
Percentage of CashAndCashEquivalentsFairValueDisclosure0.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementBasis, us-gaap:FinancialInstrument

us-gaap:CarryingReportedAmountFairValueDisclosure, us-gaap:MoneyMarketFunds


Cash
Period End2021-06-302021-03-312020-12-312019-12-31
Value101010395
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure, us-gaap:MoneyMarketFunds


Cash
Period End2021-06-302021-03-312020-12-312019-12-31
Value101010395
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FinancialInstrument

us-gaap:MoneyMarketFunds


Cash
Period End2020-09-302019-12-31
Value317395
Percentage of CashAndCashEquivalentsFairValueDisclosure0.0100.0

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


Debt
Period End2020-12-31
Value1703
Percentage of DebtInstrumentCarryingAmount100.0

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

jcom:A325ConvertibleNotes, us-gaap:ConvertibleDebt


Debt
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value399402402402402
Percentage of DebtInstrumentCarryingAmount0.00.023.60.00.0

us-gaap:BridgeLoan, us-gaap:LoansPayable


Debt
Period End2021-06-30
Value2.811
Percentage of DebtInstrumentCarryingAmount0.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:LongtermDebtType

us-gaap:ConvertibleDebt


Debt
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value16991702170216021602
Percentage of DebtInstrumentCarryingAmount0.00.099.90.00.0

us-gaap:DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent

jcom:A175ConvertibleNotes, us-gaap:ConvertibleDebt


Debt
Period End2020-12-312019-12-312019-11-15
Value888888
Percentage of DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent100.0100.0100.0

jcom:A325ConvertibleNotes, us-gaap:ConvertibleDebt


Debt
Period End2020-12-312019-12-312014-06-10
Value373737
Percentage of DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent42.842.80.0

us-gaap:DebtInstrumentConvertibleConversionPrice1 us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentConvertibleConversionPrice1

jcom:A175ConvertibleNotes, us-gaap:ConvertibleDebt


Debt
Period End2021-06-30
Value125.21
Percentage of DebtInstrumentConvertibleConversionPrice1100.0

us-gaap:DebtInstrumentUnamortizedDiscount

us-gaap:DebtInstrumentUnamortizedDiscount


Debt
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-07-26
Value1121271331392528303335374042424.24.34.54.64.74.84.95.0
Percentage of DebtInstrumentUnamortizedDiscount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentUnamortizedDiscount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

jcom:A175ConvertibleNotes, us-gaap:ConvertibleDebt


Debt
Period End2020-12-312019-12-312019-11-15
Value102117118
Percentage of DebtInstrumentUnamortizedDiscount91.083.70.0

jcom:A325ConvertibleNotes, us-gaap:ConvertibleDebt


Debt
Period End2020-12-312019-12-312014-06-10
Value4.6441459
Percentage of DebtInstrumentUnamortizedDiscount4.110.30.0

jcom:A4625SeniorNotesDueIn2030, us-gaap:SeniorNotes


Debt
Period End2020-12-31
Value5.523
Percentage of DebtInstrumentUnamortizedDiscount4.9

us-gaap:DebtInstrumentUnamortizedDiscountPremiumNet

us-gaap:DebtInstrumentUnamortizedDiscountPremiumNet


Debt
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value100106112120139
Percentage of DebtInstrumentUnamortizedDiscountPremiumNet100.0100.0100.0100.0100.0

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsGross us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsGross

jcom:MUFGCreditFacility, us-gaap:LineOfCredit


Debt
Period End2020-12-31
Value400000.0
Percentage of DebtIssuanceCostsLineOfCreditArrangementsGross100.0

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsGross us-gaap:LongtermDebtType

us-gaap:LineOfCredit


Debt
Period End2020-09-30
Value400000.0
Percentage of DebtIssuanceCostsLineOfCreditArrangementsGross0.0

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet us-gaap:LongtermDebtType

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet

us-gaap:LineOfCredit


Debt
Period End2020-09-30
Value200000.0
Percentage of DebtIssuanceCostsLineOfCreditArrangementsNet100.0

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredFinanceCostsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value1010111214
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsNet us-gaap:DebtInstrument, us-gaap:LongtermDebtType

jcom:A175ConvertibleNotes, us-gaap:ConvertibleDebt


Deferred
Period End2020-12-312019-12-312019-11-15
Value8.8899.9872.8
Percentage of DeferredFinanceCostsNet77.371.00.0

jcom:A325ConvertibleNotes, us-gaap:ConvertibleDebt


Deferred
Period End2020-12-312019-12-31
Value0.8552.605
Percentage of DeferredFinanceCostsNet7.418.5

jcom:A4625SeniorNotesDueIn2030, us-gaap:SeniorNotes


Deferred
Period End2020-12-31
Value1.761
Percentage of DeferredFinanceCostsNet15.3

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-31
Value183126
Percentage of DeferredIncomeTaxLiabilities100.0100.0

us-gaap:DeferredRevenueCurrent

us-gaap:DeferredRevenueCurrent


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value193193190155159160162155147129127126116113958688858076747876757573635757493635343230282828262727281611
Percentage of DeferredRevenueCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredRevenueNoncurrent

us-gaap:DeferredRevenueNoncurrent


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value16151411111212111511135.5466.9868.0180.0470.0510.0570.8221.5882.3544.7885.6886.5387.3678.2228.905101011121112121.609
Percentage of DeferredRevenueNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsDeferredIncome


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1334000.001948000.0728000.02361000.03232000.0250000.0812000.0270000.0587000.0
Percentage of DeferredTaxAssetsDeferredIncome100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value85796861114584330201317
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
Value214336295911139.5962.893.483.877
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration

us-gaap:DomesticCountry


Deferred
Period End2020-12-31
Value500000.0
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration

us-gaap:DomesticCountry


Deferred
Period End2020-12-31
Value59
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312012-12-312011-12-31
Value129.9589.917149.2277.4580.7890.00.0
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:DeferredTaxAssetsStateTaxes

us-gaap:DeferredTaxAssetsStateTaxes


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value5124000.03206000.02097000.01777000.01758000.0522000.02333000.01451000.01534000.00
Percentage of DeferredTaxAssetsStateTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value9.0224.1524.7842.6451618149.2337.61.4610.779
Percentage of DeferredTaxAssetsTaxCreditCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value9100000.03200000.04600000.02300000.03500000.03700000.02000000.0900000.000
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsResearch100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value5923000.04669000.05038000.06476000.05631000.04308000.03632000.04917000.05990000.05818000.04901000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value199.9465.7173.16514127.1141.1960.8210.9771.622
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts


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
Value4366000.02547000.01776000.01570000.02624000.01169000.01132000.01423000.01028000.0690000.0842000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses


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
Value6762000.01675000.01466000.048000.074000.074000.076000.0161000.0355000.0460000.01109000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value934296709841-51.566-47.711-38.8641711
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value18156.5680.00.05.457-5.8830.0-0.0842.3611.445
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.00.00.0100.0100.00.0100.0100.0100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, jcom:B2BBackupBusiness


Disposal
Period End2021-06-302021-03-31
Value6513000.06394000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet100.0100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrent us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, jcom:B2BBackupBusiness


Disposal
Period End2021-06-302021-03-31
Value2720000.03670000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrent100.0100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccruedIncomeTaxesPayable us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccruedIncomeTaxesPayable

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, jcom:B2BBackupBusiness


Disposal
Period End2021-06-30
Value155000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationAccruedIncomeTaxesPayable100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent

us-gaap:DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent


Disposal
Period End2021-06-302021-03-312017-09-302017-06-302016-12-31
Value9812755290.0
Percentage of DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent100.0100.0100.0100.00.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationDeferredRevenueCurrent us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationDeferredRevenueCurrent

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, jcom:B2BBackupBusiness


Disposal
Period End2021-06-302021-03-31
Value2650000.02749000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationDeferredRevenueCurrent100.0100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationDeferredRevenueNoncurrent us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationDeferredRevenueNoncurrent

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, jcom:B2BBackupBusiness


Disposal
Period End2021-06-302021-03-31