MSCI


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockValue
us-gaap:StatementEquityComponents
us-gaap:SharesOutstanding

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesAuthorized

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

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

us-gaap:Revenues

us-gaap:CostOfRevenue

us-gaap:GeneralAndAdministrativeExpense

us-gaap:InterestExpense

us-gaap:CostsAndExpenses

us-gaap:ResearchAndDevelopmentExpense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:SellingAndMarketingExpense

us-gaap:OperatingIncomeLoss

us-gaap:InterestExpense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:NonoperatingIncomeExpense

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:ProfitLoss

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:AccountsReceivableNetCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:NoncurrentAssets
us-gaap:StatementGeographical

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill
us-gaap:StatementBusinessSegments

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:OtherAssetsNoncurrent

us-gaap:LiabilitiesCurrent

us-gaap:AccountsPayableCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:LongTermDebtNoncurrent
us-gaap:DebtInstrument

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock
us-gaap:CreditFacility
us-gaap:DebtInstrumentInterestRateStatedPercentage

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:ShareBasedCompensation

us-gaap:OperatingLeaseRightOfUseAsset

msci:AccountsReceivableIncreaseDecrease

msci:AmortizationOfRightOfUseAssets

msci:ContractWithCustomerLiabilityIncreaseDecrease

msci:IncreaseDecreaseInLongTermOperatingLeaseLiabilities

msci:IncreaseDecreaseInReleasedDeferredDividends

msci:OperatingSegmentProfitability
us-gaap:StatementBusinessSegments
us-gaap:StatementEquityComponents
msci:StockIssuedDuringPeriodSharesNewIssuesToDirectors

msci:TreasuryStockValueIssuedToDirectors
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease

us-gaap:AmortizationOfFinancingCosts

us-gaap:AmortizationOfIntangibleAssets
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CommonStockDividendsPerShareDeclared
us-gaap:SubsequentEventType
us-gaap:StatementEquityComponents
us-gaap:CommonStockDividendsShares
us-gaap:MajorCustomers, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType
us-gaap:ConcentrationRiskPercentage1
us-gaap:MajorCustomers, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:StatementBusinessSegments

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:CumulativeEffectOnRetainedEarningsNetOfTax1
us-gaap:StatementEquityComponents
us-gaap:DebtInstrument
us-gaap:DebtInstrumentRedemptionPricePercentage
us-gaap:DebtInstrument
us-gaap:DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed
us-gaap:Range, us-gaap:DebtInstrument

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:Depreciation

us-gaap:DividendsCommonStock

us-gaap:DividendsCommonStockCash
us-gaap:StatementEquityComponents

us-gaap:DividendsCommonStockStock
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:NewAccountingPronouncementEarlyAdoption
us-gaap:ExcessTaxBenefitFromShareBasedCompensationOperatingActivities

us-gaap:GainsLossesOnExtinguishmentOfDebt
us-gaap:DebtInstrument, us-gaap:IncomeStatementLocation

us-gaap:GoodwillForeignCurrencyTranslationGainLoss
us-gaap:StatementBusinessSegments

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities

us-gaap:IncreaseDecreaseInOtherAccruedLiabilities

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInPrepaidTaxes

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InterestPaidNet

us-gaap:InvestmentIncomeInterest

us-gaap:OperatingLeaseExpense

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax

us-gaap:OtherNoncashIncomeExpense

us-gaap:PaymentsForSoftware

us-gaap:PaymentsToAcquireEquityMethodInvestments
us-gaap:PlanName, us-gaap:SubsequentEventType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
us-gaap:StatementEquityComponents
us-gaap:SharesPaidForTaxWithholdingForShareBasedCompensation
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesNewIssues

us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents
us-gaap:ShareRepurchaseProgram
us-gaap:TreasuryStockAcquiredAverageCostPerShare
us-gaap:SubsequentEventType
us-gaap:ShareRepurchaseProgram
us-gaap:TreasuryStockSharesAcquired
us-gaap:StatementEquityComponents
us-gaap:SubsequentEventType

us-gaap:TreasuryStockValueAcquiredCostMethod
us-gaap:ShareRepurchaseProgram
us-gaap:StatementEquityComponents
us-gaap:SubsequentEventType

msci:ComputerAndRelatedEquipmentGross

msci:FiniteLivedIntangibleAssetsAccumulatedAmortizationExcludingForeignExchangeTranslationAdjustment
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

msci:FiniteLivedIntangibleAssetsAccumulatedAmortizationForeignExchangeTranslationAdjustment

msci:FiniteLivedIntangibleAssetsGrossAccumulatedForeignExchangeTranslationAdjustment

msci:FiniteLivedIntangibleAssetsGrossExcludingAccumulatedForeignExchangeTranslationAdjustment
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

msci:FiniteLivedIntangibleAssetsNetAccumulatedForeignExchangeTranslationAdjustment

msci:FiniteLivedIntangibleAssetsNetExcludingAccumulatedForeignExchangeTranslationAdjustment
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:AwardType, us-gaap:PlanName, us-gaap:SubsequentEventType
msci:FractionOfBonusAwardVestedPerYear

msci:TaxBenefitsRecognizedDuringTheCurrentYearAndUnrelatedToCurrentYearEarnings

us-gaap:AccountsReceivableNet

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:ConstructionInProgressGross

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:DebtInstrumentFaceAmount
us-gaap:DebtInstrument
us-gaap:LongtermDebtType

us-gaap:DebtInstrumentFairValue
us-gaap:DebtInstrument
us-gaap:BalanceSheetLocation
us-gaap:DeferredFinanceCostsNet
us-gaap:LongtermDebtType

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DividendsPayableCurrentAndNoncurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FurnitureAndFixturesGross

us-gaap:LeaseholdImprovementsGross

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:PreferredStockSharesAuthorized

us-gaap:PrepaidTaxes

us-gaap:RevenueRemainingPerformanceObligation
us-gaap:ShareRepurchaseProgram
us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1

us-gaap:TreasuryStockCommonValue

us-gaap:TreasuryStockShares

Tables

  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
us-gaap:CommonStockValue ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄111111111111111111111111111111111111111NANANANA
 us-gaap:SharesOutstanding us-gaap:StatementEquityComponents msci:CommonStockIssued█████▁132132132132132130NANANA129NANANA128NANANA128NANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:SharesOutstanding us-gaap:StatementEquityComponents msci:CommonStockOutstanding▁█████838484848484NANANA90NANANA91NANANA101NANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CommonStockSharesIssued ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁█▁▁▁▁▁▁▁▁▁█▁132132132132132130130129129129129129129128128128128128128128127165126126126126125125125124124123624123NANANANANANANANANANANA
us-gaap:CommonStockSharesOutstanding ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▇▁▁▁▁▁▁▁▁▁█▁8384848484848888899090909091949496101104110112408112112116116118118120120120122032121NANANANANANANANANANANA
us-gaap:CommonStockSharesAuthorized ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁█▁▁▁▁▁▁▁▁▁█▁750750750750750750750750750750750750750750750750750750750750750000750750750750750750750750750750000750NANANANANANANANANANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁▁▁▁▁▂▂▂▂▂▂▂▂▂▃▃▄▄▅▆▆▆▇▇▇▇▇████████████▇▅▅8585858585899191929291919193959699103109112113113117117118119120122121122123123123122122122122121121120106105NA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic ▁▁▁▁▁▁▂▂▂▂▂▂▂▃▃▃▄▄▅▆▆▆▇▇▇▇▇██████████▇▇▇▅▅8484848484868889909090909093949699102108112112112116116117118119121120122122122121121120120120119119118105105NA
us-gaap:EarningsPerShareBasic ▇▆▆▆█▇▆▅▅▃▄▄▃▃▃▃▃▃▃▂▂▂▂▄▃▂▂▂▂▂▂▂▂▂▂▂▂▁▂▁▁▂▁1.751.451.621.482.111.751.391.311.280.720.940.90.80.730.690.690.610.580.590.50.390.390.440.920.680.40.460.50.490.440.390.310.360.370.410.380.280.110.250.090.230.260.09
us-gaap:EarningsPerShareDiluted ▇▆▆▆█▇▅▅▅▃▄▄▄▃▃▃▃▃▃▂▂▂▂▄▃▂▂▂▂▂▂▂▂▂▂▂▂▁▂▁▁▂▁1.731.441.61.472.081.71.361.281.240.70.930.890.80.730.680.690.60.570.590.50.390.390.440.910.680.390.460.50.480.440.390.30.350.360.40.370.270.110.250.080.220.260.09
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ███▇▇▇▇▇▇▆▆▆▆▆▆▆▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▄▄▄▄▂▄▄▃▃▁4164063943853713613573633513343223163012922882902782722682702622512512542392672582572512472352382292262252262237221320212512140
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService msci:AssetBasedFees█▇▇▃▁▁▁▃▂1009696878181828785NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService msci:RecurringSubscriptions█▆▅▆▄▃▂▂▁304294288289282271267266260NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments msci:AssetBasedFees,msci:Index█▇▇▃▁▁▁▃▂1009696878181828785NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments msci:RecurringSubscriptions,msci:Analytics█▆▆▅▄▃▂▁▂124122122121120119118117118NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments msci:RecurringSubscriptions,msci:Index█▇▆▆▅▄▃▃▁139137133132127123121119113NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments msci:Analytics▇█▇▇▆▆▅▅▅▅▄▄▄▄▃▄▃▃▂▂▂▂▁125128123123121121119119118117114113112114111112110110108107106105103NANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments msci:Index██▇▇▆▆▆▆▅▅▄▄▃▃▃▂▂▂▂▂▁▁▁249243237225214210210212201193184177163159157152144143141140133129129NANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments us-gaap:AllOtherSegments█▆▆▆▆▄▄▅▅▃▃▃▃▂▂▄▃▂▂▃▃▁▂4235333635292730302322252519192623181822221618NANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical country:GB█▇▇▇▆▆▆▆▆▅▅▅▅▄▄▄▄▄▄▄▃▃▃▃▃▅▂▂▃▂▁▁▁655960585554525352504847474444434241424240384038374935333734282827NA2625278NA2420NANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical country:US▇▇▆▆▆▆▆▆▆▅▅▅▄▄▄▃▄▃▃▃▃▃▂▂▂█▁▁▃▃▂▃▂181181177173166164167166164162159155144145139134137134128130125123118118110198104102125123122123117NA11611710637NA10456NANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical msci:AsiaAndAustralia█▇▇▆▇▆▆▆▄▄▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▃▁▁▂▂▂▂▂646060555754525345444037373636373433343232303130303629273031313030NA2929289NA2621NANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical msci:OtherAsiaAndAustraliaCountries█▇▇▆▇▆▆▆▄▄▃▃▃▃▂▃▂▂▃▂▂▂▂▁▁▂▁▁▁▁▁▁▁454142383936363530292624242322232122232120192018182017161717161616NA1515144NA139NANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical msci:OtherEuropeMiddleEastAndAfricaCountries██▇▇▆▆▅▆▆▄▄▄▄▃▃▄▂▂▂▃▂▂▂▃▂▄▂▃▂▂▁▁▁878780817674697672646163605556635352525554495257516149564949454746NA44455313NA4023NANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical srt:Americas██▇▆▄▃▄▄▄▃▂▁198198193190182178182179179175171167NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical us-gaap:EMEA█▇▆▆▅▅▄▅▄▃▂▂▂▁▁▂152147140140131128122130125115110111107100101107NANANA979587929588110859080NANANANANANANANANANANANANANA
us-gaap:Revenues ███▇▇▇▇▇▇▆▆▆▆▆▆▆▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▄▄▄▄▂▄▄▃▃▁4164063943853713613573633513343223163012922882902782722682702622512512542392672582572512472352382292262252262237221320212512140
us-gaap:CostOfRevenue ▅▄▄▄█▅▄▄▄▃▃▃▃▁▁▁▁▂▂▃▃▃▃▄▂74707071827370717169686867636262636465676969697066NANANANANANANANANANANANANANANANANANA
us-gaap:GeneralAndAdministrativeExpense █▇▆▆▆▅▅▅▆▄▄▃▃▃▃▄▃▄▂▄▃▂▂▃▁30292626272424242623222121212122212319222018192017NANANANANANANANANANANANANANANANANANA
us-gaap:InterestExpense ██▇▇▇▇▇▆▆▆▆▆▆▆▅▄▄▄▄▂▂▃▁▁▁▁▁▁▂▂▂▆▃▃▃▃▃▁▄▄▂▁404035353535353129292929292926222222171111155556567772912131312166172084NA
us-gaap:CostsAndExpenses ██▆▆█▆▅▆▅▅▄▄▄▃▃▃▃▃▂▄▄▃▃▃▂▄▃▂▃▁▁▁▁208207193193208191181189184180173170170166165164165165159172174166167165160176165160161151151151148NANANANANANANANANANA
us-gaap:ResearchAndDevelopmentExpense ▇█▆▆▆▄▄▃▄▄▂▃▃▃▃▃▃▂▁▄▆▂▃▂▂26272423232020192020171818181818181715202317191717NANANANANANANANANANANANANANANANANANA
us-gaap:GeneralAndAdministrativeExpense █▇▆▆▆▅▅▅▆▄▄▃▃▃▃▄▃▄▂▄▃▂▂▃▁30292626272424242623222121212122212319222018192017NANANANANANANANANANANANANANANANANANA
us-gaap:SellingAndMarketingExpense ▇█▆▅▇▆▄▄▄▄▃▂▃▂▂▂▂▁▁▂▂▂▂▂▂55595251565246474647444143414141413938424140414041NANANANANANANANANANANANANANANANANANA
us-gaap:OperatingIncomeLoss ███▇▆▇▇▇▇▆▆▆▅▅▅▅▅▄▄▄▄▄▃▄▃▄▄▄▄▄▃▄▃▃▃▃▃▁▃▂▂▂▁207199201192162169176173167153148145130126123125113107109988885848879919297909583878081828275267041464716
us-gaap:InterestExpense ██▇▇▇▇▇▆▆▆▆▆▆▆▅▄▄▄▄▂▂▃▁▁▁▁▁▁▂▂▂▆▃▃▃▃▃▁▄▄▂▁404035353535353129292929292926222222171111155556567772912131312166172084NA
us-gaap:OtherNonoperatingIncomeExpense ▂▁▃▃▃█▃▄▃▃▃▃▃▃▃▃▃▃▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▂▃▃▃▃▃-8-1700-2470100000000-200600110-100000000100-50-2000NA
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▂█▄▆▆▅▄▁▇▆▇▇▆▂▅▁▆▄▃█▃▃▂▅▆▆▇▅▄▆▆▅▆▅▄▆-95-401-2-3-1231342-10-2-120-5-66-6-6-10-1014-1-311-22-1-41NA0NANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▇▆▇▆▄█▆▆▅▄▄▄▃▃▃▃▂▂▃▂▁▁▂▂▁1621461681591281871461561391261201171019797100908599877770798473NANANANANANANANANANANANANANANANANANA
us-gaap:NonoperatingIncomeExpense ▂▁▃▃▃█▃▅▄▄▄▃▃▃▄▄▄▄▅▅▅▅▆▆▆▆▆▆▆▆▆▃▅▅▅▅▄▆▄▄▅▆-45-52-32-32-3417-29-17-27-26-27-28-28-28-25-25-22-22-10-11-11-14-4-4-5-6-6-5-6-6-7-29-12-11-11-13-22-6-19-20-8-3NA
us-gaap:IncomeTaxExpenseBenefit ▅▆▆▆▁▆▆▇▆█▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▅▆▆▅▆▅▄▅▅▅▅▄14233134-4935233924623536282832333025343128272827263730302433271924252023196201013165
us-gaap:IncomeTaxesPaidNet ▂▂▂▅▃▅▅█▂▄▄▇▃▄▁█▂▅▃█▃▃▄▇▃▄▅▇▂▆▅579381733366482828571328-261113714641318295021283751104134NA7NANANA140NANANA7NA
us-gaap:ProfitLoss ▆▅▅▅█▆▅▄▄▁▂1481221361251781521231161156485NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▆▅▆▅█▇▅▅▅▃▄▄▃▂▂▂▂▂▂▂▁▁▁▅▃▂▂▂▂▂▂▁▂1381221321251791511201061196688857558625460545762373140106814959605654503646NA45453414NA926NANA
us-gaap:NetIncomeLoss ▇▆▆▆█▇▆▅▅▃▄▄▄▃▃▃▃▃▃▃▂▂▃▅▄▃▃▃▃▃▃▂▂▂▃▂▂▁▂▁▂▂▁14812213612517815212311611564858172686566605964564344511078047556158544837434449453313301024279
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings148NA136125178NA123116115NANANANANANANANANANANANANANANANANANANANANANANANANANANANA13NANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
us-gaap:Assets ▇█▄▄▄▄▆▆▄▃▃▂▂▂▄▁▁▃▄▁▂▂▁▃▂▃▂▃▂▂▂▂▃▂▂▂▂▂▂391142043479342532953387380637853344327531543090300530823307279028313146336628752896289428803133309331343081310530313019305329943113309230643009291030573023NANANANA
us-gaap:Liabilities ██▆▆▆▆▆▆▅▅▄▄▄▄▄▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂426642813627365636123554342734392923287427942782272627642755225522152245224714411440146114831466153015581559154915431594158515851748178718021800176019551943NANANANA
us-gaap:LiabilitiesAndStockholdersEquity ▇█▄▄▄▄▆▆▄▃▃▂▂▂▄▁▁▃▄▁▂▂▁▃▂▃▂▃▂▂▂▂▃▂▂▂▂▂▂391142043479342532953387380637853344327531543090300530823307279028313146336628752896289428803133309331343081310530313019305329943113309230643009291030573023NANANANA
us-gaap:StockholdersEquity ▁▂▂▁▁▂▄▃▄▄▃▃▃▃▄▄▄▅▆▇▇▇▇█████▇▇▇▇▇▇▇▆▆▆▆-354-76-147-231-316-166378346421401360307278317551535615901111914331455143213961666156315761522155514881425146814091364130512611209115011021080NANANANA
 us-gaap:StockholdersEquity us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapital█▇▆▅▅▄▃▂▂▁1366135113381327131613061295128512761264NANANA1225NANANA1173NANANA1022NANANA1073NANANA1000NANANA995NANANA947938NANANANA
 us-gaap:StockholdersEquity us-gaap:StatementEquityComponents us-gaap:CommonStock▄▄▄▄▄▄▄▄▄▄1111111111NANANA1NANANA1NANANA1NANANA1NANANA1NANANA1NANANA11NANANANA
 us-gaap:StockholdersEquity us-gaap:StatementEquityComponents us-gaap:RetainedEarnings█▇▇▆▅▄▃▃▂▁2288219921342055197918561755168416011505NANANA1322NANANA1158NANANA1022NANANA770NANANA547NANANA363NANANA190176NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
us-gaap:AssetsCurrent ▆█▅▅▄▅▇▇▅▅▄▄▃▄▄▂▂▄▅▂▂▂▂▃▃▂▂▂▁▁▂▂▂▂▂▁▁▂▁16192081138613231177143518571819134812671153108398810551262737763106312867767887707581006988637590617523514670605713677632561448574536NANANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▆█▅▄▄▅▇▇▅▅▅▄▄▄▅▃▃▄▅▃▃▃▃▄▂▂▂▂▂▁▂▂▂▂▂▁▁▂▂▂▁▁▂106615068817716429041398136784988979975069679197440444577799345553750844868326035828333426318334027326625222117512726922619715284226
us-gaap:AccountsReceivableNetCurrent ██▆▇▇█▆▆▇▅▄▄▄▃▃▃▄▃▃▃▂▂▂▃▂▂▂▂▂▂▁▁▂▂▂▂▂▁▁481499409438427473378394462327309289262221235247260208208214184178191213191169179160166153124136172180166177185137147NANANANA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent ██▆▃▄▆▆▃▄▄▅▁▂▂▃▁▂▃▅▅4344403235383933343437272929312830313636NA31NANANANANANANANANANANANANANANANANANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
us-gaap:NoncurrentAssets ▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▃▃▃▃▃▃▃▃▄▃█████▇▇▇▇▇18991915189218991907191719171936196519761974197919881999201620262041205620572068207620922106211020892480247824822495249123692376237723912406NANA24532457NANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:US▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▃▃▃▃▃▃▃▃▃▃█17721781178417881793180318051825183618471848185418641876188618961905191619151923193619441953194819312323NANA2347233423482355235623692386NANA24302435NANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical srt:Americas▁▃▃▃▄▆▅█17771788179117941799180918081826NA1849NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PropertyPlantAndEquipmentGross ▇▇▇███▇▇▇▇▇▇▆▆▆▆▆▅▅▅▅▄▄▅▃▄▃▃▂▂▂▂▂▁▁▁260259246282275276261263263265250244239232232223214213206199196186186187157160147132126126131118105979391NA8075NANANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment ▇▇▆██▇▇▇▇▇▇▆▆▅▅▅▄▄▄▄▄▃▃▃▃▂▂▂▂▂▂▂▂▂▂▁▁▁▂17416816019618918517818217717116415514613613312511811411110599929392777573666259676365605754484458NANANANA
us-gaap:PropertyPlantAndEquipmentNet ▇▇▇▇▇▇▆▆▇▇▇▇▇█████▇▇█▇▇▇▆▇▅▄▄▅▄▃▂▁▁▁▁▁▁869086858690828186948588939599979698949397949394798573656467645439373636333534NANANANA
us-gaap:Goodwill ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂▁▂▂▁▁█████▆▆▆▆▆▆▅▅▅155915621544154515461545154715561562156015601558155615551558156015641565156315651561156415671561154717981797179217991783170817081708170817081708170617061706NANANANA
 us-gaap:Goodwill us-gaap:StatementBusinessSegments msci:Analytics▁▁▁▁▁▁▁▆██████████▆290290290290290290290299302302302302302302302302302302298NANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Goodwill us-gaap:StatementBusinessSegments msci:Index▁▃▁▂▃▂▃▃▄▄▄▃▁▁▄▄▇█▇1202120412021203120412031204120412061205120512041202120212051206120912101209NANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:FiniteLivedIntangibleAssetsNet ▁▁▁▁▁▁▂▂▂▂▂▂▂▃▃▃▃▃▃▄▄▄▄▄▄▇▇▇▇▇▇▇▇▇██253261261268274280287298316321328332339347358368380391399410417433445454462595607616631641597612628644661677NA710716NANANANA
us-gaap:OtherAssetsNoncurrent ▃▄▄▃▄▄▄▃▄▄▃▃▃▃▃▃▃▃▅███▂▂▂▃▁▁▁▁▁▁▅▅▆▆▇██182019181920201819191616181818181818222930301515151712121312121322232526272929NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
us-gaap:LiabilitiesCurrent ▇█▆▆▆▇▅▅▅▄▃▃▃▃▃▃▂▃▃▂▂▂▃▂▃▃▃▃▂▃▃▂▂▂▂▂▁▂▂798900744766720809675685655607563552496536516509468498490458451472498475546503531496482509493483421452433423378466466NANANANA
us-gaap:AccountsPayableCurrent ▇█▃▄▃▄▃▂▂▂▃▁▂▁▂▂▂▃▂▃▂▃▂▂▂▂▂▁▂▃▂▁▁▁▁▁▁▁▃562323211120101112121211111012100000002NANANANA
us-gaap:OtherAccruedLiabilitiesCurrent ██▇▇▇▅▅▄▂▄▂▂▁▂1381391281331271131061018310083807182NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccruedIncomeTaxesCurrent ▅▄▂▂▂▅▁▇█▄1614111010169212214NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
us-gaap:LongTermDebtNoncurrent ██▆▆▆▆▆▆▅▅▅▅▅▅▅▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂31703071257825772576257525742573207820782077207620752075207415801579157915788008008007737787837887537757858118228331063106611041106110912071207NANANANA
 us-gaap:LongTermDebtNoncurrent us-gaap:DebtInstrument msci:FivePointSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentyFive██▄▄▄▄▁794794793793793793792NANA791NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LongTermDebtNoncurrent us-gaap:DebtInstrument msci:FivePointThreeSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentySeven███▁▁▁▁495495495494494494494NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LongTermDebtNoncurrent us-gaap:DebtInstrument msci:FourPointSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentySix█████▁▁495495495495495494494NANA494NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LongTermDebtNoncurrent us-gaap:DebtInstrument msci:FourPointZeroZeroPercentSeniorUnsecuredNotesDueTwoThousandTwentyNine▄▄989989NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LongTermDebtNoncurrent us-gaap:DebtInstrument msci:ThreePointSixTwoFivePercentSeniorUnsecuredNotesDueTwoThousandThirty395NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ▅▅▄▄▄▆████▄▄▄▄▄▄▄▄▃▃▃▃▂▂▂▃▂▂▂▂▂▂▁▁▁▁▁▁▁7777686866871071061111106866625961606157545452504040414644423938423727272728262727NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
us-gaap:StockholdersEquity ▁▂▂▁▁▂▄▃▄▄▃▃▃▃▄▄▄▅▆▇▇▇▇█████▇▇▇▇▇▇▇▆▆▆▆-354-76-147-231-316-166378346421401360307278317551535615901111914331455143213961666156315761522155514881425146814091364130512611209115011021080NANANANA
 us-gaap:StockholdersEquity us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapital█▇▆▅▅▄▃▂▂▁1366135113381327131613061295128512761264NANANA1225NANANA1173NANANA1022NANANA1073NANANA1000NANANA995NANANA947938NANANANA
 us-gaap:StockholdersEquity us-gaap:StatementEquityComponents us-gaap:CommonStock▄▄▄▄▄▄▄▄▄▄1111111111NANANA1NANANA1NANANA1NANANA1NANANA1NANANA1NANANA11NANANANA
 us-gaap:StockholdersEquity us-gaap:StatementEquityComponents us-gaap:RetainedEarnings█▇▇▆▅▄▃▃▂▁2288219921342055197918561755168416011505NANANA1322NANANA1158NANANA1022NANANA770NANANA547NANANA363NANANA190176NANANANA
us-gaap:CommonStockValue ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄111111111111111111111111111111111111111NANANANA
us-gaap:AdditionalPaidInCapitalCommonStock ██▇▇▇▇▇▆▆▆▆▆▅▅▅▅▅▄▄▄▁▁1366135113381327131613061295128512761264125512461237122512151205119511731166116110381022NANANA1073NANANANANANANANANANANANANANANANANA
us-gaap:RetainedEarningsAccumulatedDeficit ██▇▇▇▇▆▆▆▅▅▅▅▅▅▅▄▄▄▄▄▄▄▄▃▃▃▃▂▂▂▂▂▂▁▁▁▁▁2288219921342055197918561755168416011505147514241369132212801242119611581121108110461022978947850770722667606547493444407363318269223190176NANANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▁▂▂▂▂▂▂▃▄▃▃▃▂▂▃▃▅▅▅▆▅▆▇████▇▇████▇█████-72204000.0-62579000.0-62098000.0-57759000.0-57202000.0-58399000.0-58209000.0-54883000.0-44335000.0-48347000.0-50082000.0-53365000.0-57856000.0-60735000.0-50902000.0-48157000.0-35738000.0-35745000.0-31315000.0-24860000.0-31570000.0-24971000.0-12276000.0-1543000.0-21000.0-650000.0-2701000.0-6775000.0-5723000.0-2796000.0-2357000.0-4176000.0-2954000.0-5094000.0-4355000.089000.0289000.0-843000.0-1966000.0NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▄█▆▆▃▆▅▇▃▅▃▄▁▅▅▄▁▃▄▁▂▄▄▂▁▃▂▃▃▂▃112243188189871731432078814310112237137146117338113324661041076825946985715997NA69NANANA-2543NANANA-14NA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁▃▃▃▃▄▃▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃█▃▃▃▄▄▂▃-201-36-14-12-840-1313-5-20-11-6-9-10-13-12-5-18-12-11-6-8-35350-10-20-14-342-102-25NA-57NANANA180NANANA-65NA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▃█▅▅▃▁▅▇▅▅▅▅▅▃█▄▃▄█▅▅▅▃▅▅▅▅▅▅▅▅-340413-58-49-341-707-97304-126-33-43-65-125-299436-139-362-276419-96-27-29-301-1-1091-108-7-30-112-8NA0NANANA-137-1NANANA-9NA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▄█▆▆▃▆▅▇▃▅▃▄▁▅▅▄▁▃▄▁▂▄▄▂▁▃▂▃▃▂▃112243188189871731432078814310112237137146117338113324661041076825946985715997NA69NANANA-2543NANANA-14NA
us-gaap:NetIncomeLoss ▇▆▆▆█▇▆▅▅▃▄▄▄▃▃▃▃▃▃▃▂▂▃▅▄▃▃▃▃▃▃▂▂▂▃▂▂▁▂▁▂▂▁14812213612517815212311611564858172686566605964564344511078047556158544837434449453313301024279
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings148NA136125178NA123116115NANANANANANANANANANANANANANANANANANANANANANANANANANANANA13NANANANANA
us-gaap:ProfitLoss ▆▅▅▅█▆▅▄▄▁▂1481221361251781521231161156485NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DepreciationDepletionAndAmortization ▆▆▆▆▆▇▆▆▇▇██▇█▇▇▇▆▇▇▆▆▅▄▄▅▄▄▄▄▄▄▄▄▄▄▄▁▄▄▃▃777778778899898887887765565554444445515433NA
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet ▆▆▆▅▆█▆▆▆▁▅▅▅▆▆▆▅▅▆▆▅▆▆▅▆▆▆▅▅▆▅-100-5118140-37-3-3-20-11-3-32-1-3-10-3530-2-44-4NA0NANANA11NANANA2NA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁▃▃▃▃▄▃▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃█▃▃▃▄▄▂▃-201-36-14-12-840-1313-5-20-11-6-9-10-13-12-5-18-12-11-6-8-35350-10-20-14-342-102-25NA-57NANANA180NANANA-65NA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▂▅▃▃▂▇▄▁▁▆▃▂▃▄▄▄▂▇▄▄▂▃▇▄▄█▅▂▂▃█311763178211563781010316810461798191234618NA4NANANA31NANANA3NA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▃█▅▅▃▁▅▇▅▅▅▅▅▃█▄▃▄█▅▅▅▃▅▅▅▅▅▅▅▅-340413-58-49-341-707-97304-126-33-43-65-125-299436-139-362-276419-96-27-29-301-1-1091-108-7-30-112-8NA0NANANA-137-1NANANA-9NA
us-gaap:PaymentsOfDividendsCommonStock ███▆█▆▇▃▄▄▄▂▂▂▂▁▁▁▂▁▁595757495750513334343425252626212122242020NANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock ▅▁▁▁▄█▁▃▂▁▁▁▂▄▁▂▅▄▅▂▁▁▄▁▂▁▂▁▁▂▁37251028465646155910940100275321203462563478710030011072100091030NA2NANANA21NANANA2NA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:CreditFacility msci:RevolvingCreditAgreement0.0225NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value1111111111111111111111111111111111111111
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.1

Common Stock Par Or Stated Value Per Share

Shares Outstanding

us-gaap:StatementEquityComponents

us-gaap:SharesOutstanding

msci:CommonStockIssued



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-31
Value132132132132132130129128128
Percentage of SharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:CommonStockOutstanding



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-31
Value8384848484849091101
Percentage of SharesOutstanding63.064.064.064.064.064.769.670.878.8

us-gaap:TreasuryStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-31
Value-49-47-47-47-47-45-39-37-27
Percentage of SharesOutstanding-37.0-36.0-36.0-36.0-36.0-35.3-30.4-29.2-21.2

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value132132132132132130130129129129129129129128128128128128128128127165126126126126125125125124124123624123
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value8384848484848888899090909091949496101104110112408112112116116118118120120120122032121
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Authorized

us-gaap:CommonStockSharesAuthorized



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value750750750750750750750750750750750750750750750750750750750750750000750750750750750750750750750750000750
Percentage of CommonStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-28
Value8585858585899191929291919193959699103109112113113117117118119120122121122123123123122122122122121121120106105
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-28
Value8484848484868889909090909093949699102108112112112116116117118119121120122122122121121120120120119119118105105
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
Value1.751.451.621.482.111.751.391.311.280.720.940.90.80.730.690.690.610.580.590.50.390.390.440.920.680.40.460.50.490.440.390.310.360.370.410.380.280.110.250.090.230.260.09
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
Value1.731.441.61.472.081.71.361.281.240.70.930.890.80.730.680.690.60.570.590.50.390.390.440.910.680.390.460.50.480.440.390.30.350.360.40.370.270.110.250.080.220.260.09
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Basic Share

Income Loss From Continuing Operations Per Diluted Share

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
Value4164063943853713613573633513343223163012922882902782722682702622512512542392672582572512472352382292262252262237221320212512140
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductOrService

msci:AssetBasedFees



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1009696878181828785
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.023.724.422.822.022.522.924.124.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.023.724.422.822.022.522.924.124.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:AssetBasedFees100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:NonRecurring



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value121510878885
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.93.92.62.31.92.42.42.41.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.93.92.62.31.92.42.42.41.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:NonRecurring100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:RecurringSubscriptions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value304294288289282271267266260
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax73.072.473.175.076.075.174.773.574.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax73.072.473.175.076.075.174.773.574.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:RecurringSubscriptions100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

msci:AssetBasedFees, msci:Index



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1009696878181828785
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.023.724.422.822.022.522.924.124.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.023.724.422.822.022.522.924.124.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:AssetBasedFees msci:Index100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:NonRecurring, msci:Analytics



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value151112110
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.31.40.40.50.40.60.30.40.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.31.40.40.50.40.60.30.40.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:NonRecurring msci:Analytics100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:NonRecurring, msci:Index



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value998555653
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.22.22.01.51.41.51.91.60.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.22.22.01.51.41.51.91.60.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:NonRecurring msci:Index100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:NonRecurring, us-gaap:AllOtherSegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value100100011
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.20.20.30.20.30.20.40.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.20.20.30.20.30.20.40.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:NonRecurring us-gaap:AllOtherSegments100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:RecurringSubscriptions, msci:Analytics



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value124122122121120119118117118
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax29.830.131.031.632.333.133.232.433.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax29.830.131.031.632.333.133.232.433.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:RecurringSubscriptions msci:Analytics100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:RecurringSubscriptions, msci:Index



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value139137133132127123121119113
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax33.633.933.834.334.434.133.933.032.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax33.633.933.834.334.434.133.933.032.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:RecurringSubscriptions msci:Index100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:RecurringSubscriptions, us-gaap:AllOtherSegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value403432353428272929
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.78.48.39.29.37.97.68.18.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.78.48.39.29.37.97.68.18.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:RecurringSubscriptions us-gaap:AllOtherSegments100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

msci:Analytics



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value125128123123121121119119118117114113112114111112110110108107106105103
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax30.131.531.432.132.733.733.532.833.935.135.735.937.339.138.638.739.540.640.339.840.742.041.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax30.131.531.432.132.733.733.532.833.935.135.735.937.339.138.638.739.540.640.339.840.742.041.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:Analytics100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:Index



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value249243237225214210210212201193184177163159157152144143141140133129129
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax59.859.860.258.557.858.258.758.757.557.957.356.054.354.354.752.351.952.752.751.850.851.651.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax59.859.860.258.557.858.258.758.757.557.957.356.054.354.354.752.351.952.752.751.850.851.651.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:Index100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllOtherSegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value4235333635292730302322252519192623181822221618
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.18.78.49.49.58.17.88.58.77.07.08.18.46.66.79.08.66.87.08.58.56.57.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.18.78.49.49.58.17.88.58.77.07.08.18.46.66.79.08.66.87.08.58.56.57.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AllOtherSegments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementGeographical

country:GB



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-12-312010-08-312010-05-31
Value65596058555452535250484747444443424142424038403837493533373428282726252782420
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.614.715.415.314.915.114.814.815.115.115.214.915.615.215.515.115.315.215.715.615.315.315.915.115.618.413.813.114.714.011.911.912.212.011.212.112.312.016.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.614.715.415.314.915.114.814.815.115.115.214.915.615.215.515.115.315.215.715.615.315.315.915.115.618.413.813.114.714.011.911.912.212.011.212.112.312.016.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:GB100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

country:JP



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-12-312010-08-312010-05-31
Value19181816171816171514131312121313121111101111111111151111131414141414141341211
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.74.64.64.34.85.04.64.74.34.44.24.24.34.34.74.74.54.24.24.04.44.54.64.75.05.84.64.35.25.76.16.16.36.56.26.26.06.09.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.74.64.64.34.85.04.64.74.34.44.24.24.34.34.74.74.54.24.24.04.44.54.64.75.05.84.64.35.25.76.16.16.36.56.26.26.06.09.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:JP100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

country:US



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-12-312010-08-312010-05-31
Value1811811771731661641671661641621591551441451391341371341281301251231181181101981041021251231221231171161171063710456
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax43.444.644.944.944.745.446.845.746.948.449.449.448.149.548.346.449.449.547.948.147.849.147.246.546.274.040.639.649.749.851.951.751.151.851.847.852.251.345.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax43.444.644.944.944.745.446.845.746.948.449.449.448.149.548.346.449.449.547.948.147.849.147.246.546.274.040.639.649.749.851.951.751.151.851.847.852.251.345.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:US100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:AsiaAndAustralia



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-12-312010-08-312010-05-31
Value64606055575452534544403737363637343334323230313030362927303131303029292892621
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.614.815.314.415.415.014.814.613.113.212.611.912.412.412.512.812.412.412.812.112.212.312.612.112.913.611.410.812.212.913.213.013.313.213.112.612.712.817.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.614.815.314.415.415.014.814.613.113.212.611.912.412.412.512.812.412.412.812.112.212.312.612.112.913.611.410.812.212.913.213.013.313.213.112.612.712.817.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:AsiaAndAustralia100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:OtherAmericaCountries



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-12-312010-08-312010-05-31
Value171715161514151314131111111111111010101099999148787887788274
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.34.34.04.44.34.04.23.74.23.93.73.63.93.94.13.93.83.84.03.83.83.73.63.73.95.33.53.03.53.13.63.53.33.33.63.63.63.73.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.34.34.04.44.34.04.23.74.23.93.73.63.93.94.13.93.83.84.03.83.83.73.63.73.95.33.53.03.53.13.63.53.33.33.63.63.63.73.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:OtherAmericaCountries100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:OtherAsiaAndAustraliaCountries



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-12-312010-08-312010-05-31
Value4541423839363635302926242423222321222321201920181820171617171616161515144139
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.910.210.710.110.610.010.19.98.88.88.47.88.28.17.98.17.98.18.68.07.87.88.07.47.97.76.86.57.07.27.16.97.06.76.96.56.76.88.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.910.210.710.110.610.010.19.98.88.88.47.88.28.17.98.17.98.18.68.07.87.88.07.47.97.76.86.57.07.27.16.97.06.76.96.56.76.88.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:OtherAsiaAndAustraliaCountries100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:OtherEuropeMiddleEastAndAfricaCountries



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-12-312010-08-312010-05-31
Value878780817674697672646163605556635352525554495257516149564949454746444553134023
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.121.520.321.020.620.519.421.120.719.319.120.220.019.119.521.819.219.219.620.520.919.620.722.621.323.019.122.119.820.219.420.020.219.720.223.919.220.118.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.121.520.321.020.620.519.421.120.719.319.120.220.019.119.521.819.219.219.620.520.919.620.722.621.323.019.122.119.820.219.420.020.219.720.223.919.220.118.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax msci:OtherEuropeMiddleEastAndAfricaCountries100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:Americas



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value198198193190182178182179179175171167
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax47.748.949.049.349.149.451.049.551.252.453.152.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax47.748.949.049.349.149.451.049.551.252.453.152.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:Americas100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EMEA



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value152147140140131128122130125115110111107100101107979587929588110859080
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax36.736.335.736.335.535.634.335.935.834.434.335.135.634.335.037.036.036.234.936.637.737.041.433.035.231.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax36.736.335.736.335.535.634.335.935.834.434.335.135.634.335.037.036.036.234.936.637.737.041.433.035.231.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:EMEA100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
Value4164063943853713613573633513343223163012922882902782722682702622512512542392672582572512472352382292262252262237221320212512140
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Cost Of Revenue

us-gaap:CostOfRevenue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value74707071827370717169686867636262636465676969697066
Percentage of CostOfRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.917.317.918.722.220.419.819.720.320.721.321.722.421.821.821.422.723.724.424.926.627.827.727.627.9

Cost Of Services

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value30292626272424242623222121212122212319222018192017
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.47.36.76.87.46.96.96.67.57.06.96.87.07.37.67.67.98.67.48.27.87.57.88.07.4

Selling General And Administrative Expense

Interest Expense

us-gaap:InterestExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-28
Value404035353535353129292929292926222222171111155556567772912131312166172084
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.79.99.19.39.79.910.08.78.48.79.09.29.69.99.37.98.28.46.44.14.26.32.22.12.12.62.32.52.82.93.112.45.45.95.85.77.48.38.210.17.23.6

Costs And Expenses

us-gaap:CostsAndExpenses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value208207193193208191181189184180173170170166165164165165159172174166167165160176165160161151151151148
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax50.151.049.050.156.253.050.752.252.454.053.853.856.657.057.356.759.460.659.463.666.266.166.665.266.865.964.262.364.161.464.563.564.6

Research And Development Expense

us-gaap:ResearchAndDevelopmentExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value26272423232020192020171818181818181715202317191717
Percentage of ResearchAndDevelopmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.46.76.26.26.25.65.85.55.96.25.65.86.36.56.56.46.86.55.87.78.86.97.66.87.3

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value30292626272424242623222121212122212319222018192017
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.47.36.76.87.46.96.96.67.57.06.96.87.07.37.67.67.98.67.48.27.87.57.88.07.4

Selling General And Administrative Expense

Selling And Marketing Expense

us-gaap:SellingAndMarketingExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value55595251565246474647444143414141413938424140414041
Percentage of SellingAndMarketingExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.314.613.213.415.114.612.913.113.214.313.913.214.314.214.414.415.014.614.415.515.816.316.515.917.2

Operating Income Loss

us-gaap:OperatingIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
Value207199201192162169176173167153148145130126123125113107109988885848879919297909583878081828275267041464716
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax49.949.051.049.943.847.049.347.847.646.046.246.243.443.042.743.340.639.440.636.433.833.933.434.833.234.135.837.735.938.635.536.535.436.136.536.533.836.833.220.437.338.840.9

Interest Expense

us-gaap:InterestExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-28
Value404035353535353129292929292926222222171111155556567772912131312166172084
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.79.99.19.39.79.910.08.78.48.79.09.29.69.99.37.98.28.46.44.14.26.32.22.12.12.62.32.52.82.93.112.45.45.95.85.77.48.38.210.17.23.6

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-28
Value-8-1700-2470100000000-200600110-100000000100-50-2000
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-2.0-4.4-0.1-0.0-0.713.1-0.02.8-0.3-0.1-0.2-0.2-0.3-0.30.1-1.0-0.00.12.6-0.1-0.10.50.50.3-0.4-0.1-0.20.1-0.1-0.0-0.4-0.2-0.30.60.4-0.2-2.5-0.2-1.1-0.3-0.10.5

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value-95-401-2-3-1231342-10-2-120-5-66-6-6-10-1014-1-311-22-1-410
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-2.41.2-1.1-0.10.3-0.6-0.9-3.41.10.61.11.61.0-3.6-0.9-4.30.1-2.1-2.52.6-2.6-2.5-4.3-0.70.30.61.6-0.6-1.30.40.6-0.90.9-0.5-1.80.60.7

Income Loss From Continuing Operations

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value1621461681591281871461561391261201171019797100908599877770798473
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax39.136.042.841.434.551.841.043.139.737.937.537.233.733.233.834.632.631.336.832.329.628.231.833.130.7

Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest

Income Loss From Continuing Operations Before Income Taxes Domestic

Income Loss From Continuing Operations Before Income Taxes Foreign

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-28
Value-45-52-32-32-3417-29-17-27-26-27-28-28-28-25-25-22-22-10-11-11-14-4-4-5-6-6-5-6-6-7-29-12-11-11-13-22-6-19-20-8-3
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-10.8-13.0-8.2-8.5-9.34.8-8.3-4.7-7.9-8.1-8.6-9.0-9.6-9.9-8.9-8.7-8.0-8.1-3.7-4.1-4.2-5.7-1.6-1.7-2.5-2.5-2.4-2.3-2.8-2.8-3.4-12.5-5.6-5.1-5.3-5.8-9.9-8.4-9.2-10.3-7.0-2.8

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
Value14233134-4935233924623536282832333025343128272827263730302433271924252023196201013165
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.55.88.18.8-13.49.76.410.96.918.611.111.59.59.911.211.610.99.312.911.610.710.911.210.711.013.912.011.79.813.711.68.310.611.39.110.68.99.39.85.111.113.414.0

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value579381733366482828571328-26111371464131829502128375110413471407
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.41.92.410.04.79.110.317.92.48.59.018.34.49.7-1.021.04.013.65.323.85.37.611.720.08.810.814.520.24.016.914.83.16.51.36.0

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1481221361251781521231161156485
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.530.234.732.648.042.134.632.232.819.326.4

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-12-312010-08-312010-05-31
Value138122132125179151120106119668885755862546054576237314010681495960565450364645453414926
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax33.230.133.632.548.342.033.729.333.919.827.527.125.220.021.718.821.720.121.623.214.212.616.341.733.818.423.023.322.221.921.315.220.120.220.115.520.64.921.1

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
Value14812213612517815212311611564858172686566605964564344511078047556158544837434449453313301024279
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.530.234.732.648.042.134.632.232.819.326.425.724.223.322.623.021.721.824.020.716.717.720.542.333.517.721.423.723.422.020.515.719.219.722.120.215.019.114.25.119.222.622.9

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312010-12-31
Value14813612517812311611513
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.534.732.648.034.632.232.819.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Basic

Assets

us-gaap:Assets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value3911420434793425329533873806378533443275315430903005308233072790283131463366287528962894288031333093313430813105303130193053299431133092306430092910305730231200
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value426642813627365636123554342734392923287427942782272627642755225522152245224714411440146114831466153015581559154915431594158515851748178718021800176019551943693
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets109.1101.8104.2106.8109.6104.990.190.887.487.888.690.190.789.783.380.878.371.466.850.149.750.551.546.849.549.750.649.950.952.851.952.956.257.858.859.860.564.064.357.8

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value3911420434793425329533873806378533443275315430903005308233072790283131463366287528962894288031333093313430813105303130193053299431133092306430092910305730231200
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-302008-11-302007-11-30
Value-354-76-147-231-316-166378346421401360307278317551535615901111914331455143213961666156315761522155514881425146814091364130512611209115011021080507286200
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-9.1-1.8-4.2-6.8-9.6-4.99.99.212.612.211.49.99.310.316.719.221.728.633.249.950.349.548.553.250.550.349.450.149.147.248.147.143.842.241.240.239.536.035.742.20.00.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312010-11-302009-11-302008-11-302007-11-30
Value-72-62-62-57-57-58-58-54-44-48-60-35-240-2-50-1-7-70
Percentage of StockholdersEquity20.481.642.024.918.135.1-15.4-15.8-10.5-12.1-19.1-4.0-1.7-0.0-0.2-0.4-0.1-0.2-1.5-2.6-0.1
Percentage of Assets-1.8-1.5-1.8-1.7-1.7-1.7-1.5-1.4-1.3-1.5-2.0-1.1-0.9-0.0-0.1-0.2-0.0-0.1-0.60.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312010-11-302009-11-302008-11-302007-11-30
Value136613511338132713161306129512851276126412251173102210731000995947938448291265
Percentage of StockholdersEquity-385.6-1761.1-905.1-572.7-416.1-784.7342.3371.0302.8315.4385.9130.171.368.170.276.385.986.888.5101.7132.5
Percentage of Assets34.932.138.538.840.038.634.034.038.238.639.837.335.334.333.132.231.031.037.40.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312010-11-302009-11-302008-11-302007-11-30
Value111111111111111111111
Percentage of StockholdersEquity-0.4-1.7-0.9-0.6-0.4-0.80.30.40.30.30.40.10.10.10.10.10.10.10.20.30.5
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312010-11-302009-11-302008-11-302007-11-30
Value2288219921342055197918561755168416011505132211581022770547363190176842-65
Percentage of StockholdersEquity-646.0-2866.9-1443.8-886.9-625.5-1115.3463.9486.2380.1375.4416.3128.571.448.938.427.817.216.316.60.8-32.9
Percentage of Assets58.552.361.360.060.154.846.144.547.946.042.936.835.324.618.111.86.25.87.00.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312010-11-302009-11-302008-11-30
Value-3938-3565-3559-3558-3557-3272-2615-2569-2413-2321-2170-1395-588-268-120-49-35-33-190
Percentage of StockholdersEquity1111.64648.22407.71535.31123.91965.7-691.2-741.7-572.7-579.0-683.5-154.8-41.1-17.0-8.5-3.8-3.2-3.1-3.8-0.2
Percentage of Assets-100.7-84.8-102.3-103.9-107.9-96.6-68.7-67.9-72.2-70.9-70.4-44.4-20.3-8.6-4.0-1.6-1.2-1.1-1.60.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value16192081138613231177143518571819134812671153108398810551262737763106312867767887707581006988637590617523514670605713677632561448574536602
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets41.449.539.838.635.742.448.848.140.338.736.635.132.934.238.226.427.033.838.227.027.226.626.332.132.020.319.119.917.317.022.020.222.921.920.618.715.418.817.750.2

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-312009-11-302008-11-302007-11-30
Value10661506881771642904139813678498897997506967919744044457779934555375084486832603582833342631833402732662522211751272692261971528422617626833
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets27.335.825.322.519.526.736.736.125.427.225.324.323.225.729.514.515.724.729.515.818.617.615.621.88.411.49.210.88.76.111.29.18.58.27.25.84.48.87.50.00.00.00.014.70.00.0

Short Term Investments

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value48149940943842747337839446232730928926222123524726020820821418417819121319116917916016615312413617218016617718513714777
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets12.311.911.812.813.014.09.910.413.810.09.89.48.77.27.18.99.26.66.27.56.46.26.76.86.25.45.85.25.55.14.14.55.55.85.45.96.44.54.96.4

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value434440323538393334343727292931283031363631
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.11.11.21.01.11.11.10.91.01.11.20.91.01.01.01.01.11.01.11.31.1

Noncurrent Assets

us-gaap:NoncurrentAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-11-30
Value1899191518921899190719171917193619651976197419791988199920162026204120562057206820762092210621102089248024782482249524912369237623772391240624532457
Percentage of NoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets48.545.554.455.557.956.650.451.158.860.462.664.166.264.961.072.672.165.361.171.971.772.373.167.467.579.180.480.082.382.577.679.376.477.378.580.281.3

us-gaap:StatementGeographical

country:GB



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-11-30
Value758176798180828397949491898994981061101131191141201261341321331311394445554
Percentage of NoncurrentAssets4.04.24.04.24.34.24.34.35.04.84.84.64.54.54.74.95.25.45.55.85.55.86.06.46.45.45.35.60.20.20.20.20.20.20.2
Percentage of Assets1.91.92.22.32.52.42.22.22.92.93.03.03.02.92.93.53.83.53.44.23.94.24.44.34.34.34.34.60.10.10.20.20.20.20.2
Percentage of Assets country:GB0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

country:JP



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-11-30
Value00000000000000000000000111000000000
Percentage of NoncurrentAssets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets country:JP0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

country:US



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-11-30
Value17721781178417881793180318051825183618471848185418641876188618961905191619151923193619441953194819312323234723342348235523562369238624302435
Percentage of NoncurrentAssets93.393.094.394.194.094.094.294.393.593.593.793.793.793.993.693.693.393.293.193.093.292.992.792.392.493.794.193.799.199.199.199.199.299.199.1
Percentage of Assets45.342.451.352.254.453.247.448.254.956.458.660.062.060.957.068.067.360.956.966.966.867.267.862.262.474.177.477.376.978.675.776.677.979.580.6
Percentage of Assets country:US0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

msci:AsiaAndAustralia



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-11-30
Value99887878910788788991011111010976434455566
Percentage of NoncurrentAssets0.50.50.40.40.40.40.40.40.50.50.40.40.40.40.40.40.50.50.50.60.50.50.50.50.40.30.20.20.20.20.20.20.20.30.3
Percentage of Assets0.20.20.20.20.20.20.20.20.30.30.20.30.30.30.30.30.30.30.30.40.40.40.40.30.20.20.10.10.10.20.20.20.20.20.2
Percentage of Assets msci:AsiaAndAustralia0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

msci:OtherAmericaCountries



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-11-30
Value56666631111111112222333334444455432
Percentage of NoncurrentAssets0.30.30.30.30.30.30.20.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.20.20.20.20.20.20.20.20.20.20.20.10.1
Percentage of Assets0.10.20.20.20.20.20.10.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.20.20.20.20.20.10.10.1
Percentage of Assets msci:OtherAmericaCountries0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

msci:OtherAsiaAndAustraliaCountries



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-11-30
Value9877777889777788899101099865333444455
Percentage of NoncurrentAssets0.50.50.40.40.40.40.40.40.50.50.40.40.40.40.40.40.40.50.50.50.50.50.50.40.30.20.20.10.20.20.20.20.20.20.2
Percentage of Assets0.20.20.20.20.20.20.20.20.30.30.20.30.30.20.20.30.30.30.30.40.40.30.30.30.20.20.10.10.10.10.20.20.20.20.2
Percentage of Assets msci:OtherAsiaAndAustraliaCountries0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

msci:OtherEuropeMiddleEastAndAfricaCountries



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-11-30
Value3636161719191817202221232523242017161611121311121311787655577
Percentage of NoncurrentAssets1.91.90.90.91.01.01.00.91.01.11.11.21.31.21.21.00.90.80.80.60.60.60.60.60.60.50.30.40.30.30.20.20.20.30.3
Percentage of Assets0.90.90.50.50.60.60.50.50.60.70.70.80.80.80.70.70.60.50.50.40.40.50.40.40.40.40.30.30.30.20.20.20.20.30.3
Percentage of Assets msci:OtherEuropeMiddleEastAndAfricaCountries0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:Americas



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value177717881791179417991809180818261849
Percentage of NoncurrentAssets93.693.494.694.594.394.494.394.393.5
Percentage of Assets45.442.551.552.454.653.447.548.256.5
Percentage of Assets srt:Americas0.00.00.00.00.00.00.00.00.0

us-gaap:EMEA



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value111117939610099100101117117115115114113119119124127130131126134138147146145148
Percentage of NoncurrentAssets5.96.14.95.15.35.25.35.26.05.95.95.85.85.75.95.96.16.26.36.36.16.46.67.07.05.96.0
Percentage of Assets2.92.82.72.83.12.92.62.73.53.63.73.73.83.73.64.34.44.03.94.64.44.64.84.74.74.64.9
Percentage of Assets us-gaap:EMEA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-11-30
Value2602592462822752762612632632652502442392322322232142132061991961861861871571601471321261261311181059793918075
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.76.27.18.28.48.26.97.07.98.17.97.98.07.57.08.07.66.86.16.96.86.56.56.05.15.14.84.34.24.24.34.03.43.23.13.02.62.5

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value1741681601961891851781821771711641551461361331251181141111059992939277757366625967636560575448445826
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.54.04.65.75.85.54.74.85.35.25.25.04.94.44.04.54.23.63.33.73.43.23.22.92.52.42.42.22.12.02.22.12.11.91.91.81.71.52.02.2

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value86908685869082818694858893959997969894939794939479857365646764543937363633353429
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.22.22.52.52.62.72.22.12.62.92.72.93.13.13.03.53.43.12.83.23.43.33.33.02.62.72.42.12.12.22.11.81.31.21.21.21.11.21.12.4

Goodwill

us-gaap:Goodwill



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value155915621544154515461545154715561562156015601558155615551558156015641565156315651561156415671561154717981797179217991783170817081708170817081708170617061706441
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets39.937.244.445.146.945.640.641.146.747.649.550.451.850.547.155.955.249.746.454.453.954.154.449.850.057.458.357.759.459.156.057.154.955.255.856.858.655.856.536.8

us-gaap:StatementBusinessSegments

msci:Analytics



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value290290290290290290290299302302302302302302302302302302298
Percentage of Goodwill18.718.618.818.818.818.818.819.319.419.419.419.419.419.419.419.419.319.319.1
Percentage of Assets7.46.98.48.58.88.67.67.99.09.29.69.810.19.89.210.810.79.68.9
Percentage of Assets msci:Analytics0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

msci:Index



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1202120412021203120412031204120412061205120512041202120212051206120912101209
Percentage of Goodwill77.177.177.977.977.877.977.877.477.277.277.277.377.377.377.477.477.377.377.4
Percentage of Assets30.728.734.635.136.535.531.631.836.136.838.239.040.039.036.543.242.738.535.9
Percentage of Assets msci:Index0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AllOtherSegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value65675051515151525352525151504950525255
Percentage of Goodwill4.24.33.33.33.43.33.43.33.43.43.43.33.33.33.23.23.33.43.5
Percentage of Assets1.71.61.51.51.61.51.41.41.61.61.71.71.71.61.51.81.81.71.6
Percentage of Assets us-gaap:AllOtherSegments0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Intangible Assets Net Excluding Goodwill

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-11-30
Value253261261268274280287298316321328332339347358368380391399410417433445454462595607616631641597612628644661677710716
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.56.27.57.88.38.37.67.99.59.810.410.811.311.310.813.213.512.411.914.314.415.015.514.514.919.019.719.920.821.219.620.520.220.821.622.523.223.7

Deferred Tax Assets Liabilities Net

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value1820191819202018191916161818181818182229303015151517121213121213222325262729296
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.50.50.60.50.60.60.50.50.60.60.50.50.60.60.60.60.60.60.71.01.11.10.50.50.50.60.40.40.40.40.40.40.70.80.80.91.01.01.00.5

Liabilities Current

us-gaap:LiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value798900744766720809675685655607563552496536516509468498490458451472498475546503531496482509493483421452433423378466466292
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets20.421.421.422.421.923.917.718.119.618.617.917.916.517.415.618.316.515.814.615.915.616.317.315.217.716.017.316.015.916.916.216.213.514.614.214.113.015.215.424.4

Long Term Debt Current

Accounts Payable Current

us-gaap:AccountsPayableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value5623232111201011121212111110121000000021
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.20.10.10.10.10.10.00.00.00.10.00.00.00.00.10.10.10.10.10.00.10.10.10.00.00.00.00.00.10.10.00.00.00.00.00.00.00.10.2

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value1381391281331271131061018310083807182
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.53.33.73.93.93.42.82.72.53.12.72.62.42.7

Accrued Income Taxes Current

us-gaap:AccruedIncomeTaxesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1614111010169212214
Percentage of AccruedIncomeTaxesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.30.30.30.30.50.30.60.70.5

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value31703071257825772576257525742573207820782077207620752075207415801579157915788008008007737787837887537757858118228331063106611041106110912071207337
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets81.073.174.175.278.276.067.668.062.263.465.967.269.167.362.756.655.850.246.927.827.627.626.824.825.325.124.425.025.926.926.927.834.234.536.036.838.139.540.028.1

us-gaap:DebtInstrument

msci:FivePointSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentyFive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value794794793793793793792791
Percentage of LongTermDebtNoncurrent25.125.830.830.830.830.830.838.1
Percentage of Assets20.318.922.823.224.123.420.824.2
Percentage of Assets msci:FivePointSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentyFive0.00.00.00.00.00.00.00.0

msci:FivePointThreeSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentySeven



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value495495495494494494494
Percentage of LongTermDebtNoncurrent15.616.119.219.219.219.219.2
Percentage of Assets12.711.814.214.415.014.613.0
Percentage of Assets msci:FivePointThreeSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentySeven0.00.00.00.00.00.00.0

msci:FourPointSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentySix



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value495495495495495494494494
Percentage of LongTermDebtNoncurrent15.616.119.219.219.219.219.223.8
Percentage of Assets12.711.814.214.515.014.613.015.1
Percentage of Assets msci:FourPointSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentySix0.00.00.00.00.00.00.00.0

msci:FourPointZeroZeroPercentSeniorUnsecuredNotesDueTwoThousandTwentyNine



Period End2020-03-312019-12-31
Value989989
Percentage of LongTermDebtNoncurrent31.232.2
Percentage of Assets25.323.5
Percentage of Assets msci:FourPointZeroZeroPercentSeniorUnsecuredNotesDueTwoThousandTwentyNine0.00.0

msci:ThreePointSixTwoFivePercentSeniorUnsecuredNotesDueTwoThousandThirty



Period End2020-03-31
Value395
Percentage of LongTermDebtNoncurrent12.5
Percentage of Assets10.1
Percentage of Assets msci:ThreePointSixTwoFivePercentSeniorUnsecuredNotesDueTwoThousandThirty0.0

Deferred Tax Liabilities Noncurrent

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value777768686687107106111110686662596160615754545250404041464442393842372727272826272723
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.01.82.02.02.02.62.82.83.33.42.22.12.11.91.92.22.21.81.61.91.81.71.41.31.31.51.41.41.31.31.41.30.90.90.91.00.90.90.91.9

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-302008-11-302007-11-30
Value-354-76-147-231-316-166378346421401360307278317551535615901111914331455143213961666156315761522155514881425146814091364130512611209115011021080507286200
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-9.1-1.8-4.2-6.8-9.6-4.99.99.212.612.211.49.99.310.316.719.221.728.633.249.950.349.548.553.250.550.349.450.149.147.248.147.143.842.241.240.239.536.035.742.20.00.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312010-11-302009-11-302008-11-302007-11-30
Value-72-62-62-57-57-58-58-54-44-48-60-35-240-2-50-1-7-70
Percentage of StockholdersEquity20.481.642.024.918.135.1-15.4-15.8-10.5-12.1-19.1-4.0-1.7-0.0-0.2-0.4-0.1-0.2-1.5-2.6-0.1
Percentage of Assets-1.8-1.5-1.8-1.7-1.7-1.7-1.5-1.4-1.3-1.5-2.0-1.1-0.9-0.0-0.1-0.2-0.0-0.1-0.60.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312010-11-302009-11-302008-11-302007-11-30
Value136613511338132713161306129512851276126412251173102210731000995947938448291265
Percentage of StockholdersEquity-385.6-1761.1-905.1-572.7-416.1-784.7342.3371.0302.8315.4385.9130.171.368.170.276.385.986.888.5101.7132.5
Percentage of Assets34.932.138.538.840.038.634.034.038.238.639.837.335.334.333.132.231.031.037.40.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312010-11-302009-11-302008-11-302007-11-30
Value111111111111111111111
Percentage of StockholdersEquity-0.4-1.7-0.9-0.6-0.4-0.80.30.40.30.30.40.10.10.10.10.10.10.10.20.30.5
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312010-11-302009-11-302008-11-302007-11-30
Value2288219921342055197918561755168416011505132211581022770547363190176842-65
Percentage of StockholdersEquity-646.0-2866.9-1443.8-886.9-625.5-1115.3463.9486.2380.1375.4416.3128.571.448.938.427.817.216.316.60.8-32.9
Percentage of Assets58.552.361.360.060.154.846.144.547.946.042.936.835.324.618.111.86.25.87.00.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312010-11-302009-11-302008-11-30
Value-3938-3565-3559-3558-3557-3272-2615-2569-2413-2321-2170-1395-588-268-120-49-35-33-190
Percentage of StockholdersEquity1111.64648.22407.71535.31123.91965.7-691.2-741.7-572.7-579.0-683.5-154.8-41.1-17.0-8.5-3.8-3.2-3.1-3.8-0.2
Percentage of Assets-100.7-84.8-102.3-103.9-107.9-96.6-68.7-67.9-72.2-70.9-70.4-44.4-20.3-8.6-4.0-1.6-1.2-1.1-1.60.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value1111111111111111111111111111111111111111
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.1

Additional Paid In Capital

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value13661351133813271316130612951285127612641255124612371225121512051195117311661161103810221073
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets34.932.138.538.840.038.634.034.038.238.639.840.341.239.836.843.242.237.334.740.435.935.334.2

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value228821992134205519791856175516841601150514751424136913221280124211961158112110811046102297894785077072266760654749344440736331826922319017684
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets58.552.361.360.060.154.846.144.547.946.046.846.145.642.938.744.542.336.833.337.636.135.334.030.227.524.623.521.520.018.116.214.913.111.810.48.97.76.25.87.0

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value-72204000.0-62579000.0-62098000.0-57759000.0-57202000.0-58399000.0-58209000.0-54883000.0-44335000.0-48347000.0-50082000.0-53365000.0-57856000.0-60735000.0-50902000.0-48157000.0-35738000.0-35745000.0-31315000.0-24860000.0-31570000.0-24971000.0-12276000.0-1543000.0-21000.0-650000.0-2701000.0-6775000.0-5723000.0-2796000.0-2357000.0-4176000.0-2954000.0-5094000.0-4355000.089000.0289000.0-843000.0-1966000.0-7590000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-1.8-1.5-1.8-1.7-1.7-1.7-1.5-1.4-1.3-1.5-1.6-1.7-1.9-2.0-1.5-1.7-1.3-1.1-0.9-0.9-1.1-0.9-0.4-0.0-0.0-0.0-0.1-0.2-0.2-0.1-0.1-0.1-0.1-0.2-0.10.00.0-0.0-0.1-0.6

Treasury Stock Value

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value11224318818987173143207881431011223713714611733811332466104107682594698571599769-2543-14
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.159.947.849.123.747.940.257.125.242.831.638.712.347.050.940.311.829.849.88.925.441.442.727.110.535.326.933.228.224.041.530.3-11.659.6-12.1

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value-201-36-14-12-840-1313-5-20-11-6-9-10-13-12-5-18-12-11-6-8-35350-10-20-14-342-102-25-57180-65
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-48.4-9.0-3.7-3.2-2.211.1-3.73.8-1.7-6.2-3.6-2.0-3.2-3.6-4.5-4.4-2.0-6.7-4.6-4.4-2.4-3.5-14.0138.0-4.2-7.8-5.5-1.517.0-41.7-10.9-25.38.5-1.0-53.9

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value-340413-58-49-341-707-97304-126-33-43-65-125-299436-139-362-276419-96-27-29-301-1-1091-108-7-30-112-80-137-1-9
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-81.6101.7-14.9-12.9-92.0-195.5-27.383.9-35.9-10.1-13.4-20.7-41.6-102.5151.3-48.0-129.9-101.2156.1-35.6-10.3-11.9-119.8-0.6-45.60.4-42.0-3.1-12.1-45.3-3.5-0.2-61.4-1.9-7.8

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value11224318818987173143207881431011223713714611733811332466104107682594698571599769-2543-14
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.159.947.849.123.747.940.257.125.242.831.638.712.347.050.940.311.829.849.88.925.441.442.727.110.535.326.933.228.224.041.530.3-11.659.6-12.1

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-282009-12-31
Value14812213612517815212311611564858172686566605964564344511078047556158544837434449453313301024279
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.530.234.732.648.042.134.632.232.819.326.425.724.223.322.623.021.721.824.020.716.717.720.542.333.517.721.423.723.422.020.515.719.219.722.120.215.019.114.25.119.222.622.9

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312010-12-31
Value14813612517812311611513
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.534.732.648.034.632.232.819.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1481221361251781521231161156485
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.530.234.732.648.042.134.632.232.819.326.4

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-28
Value777778778899898887887765565554444445515433
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Other Operating Capital Net

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value-100-5118140-37-3-3-20-11-3-32-1-3-10-3530-2-44-40112
Percentage of IncreaseDecreaseInOtherOperatingCapitalNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value-201-36-14-12-840-1313-5-20-11-6-9-10-13-12-5-18-12-11-6-8-35350-10-20-14-342-102-25-57180-65
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-48.4-9.0-3.7-3.2-2.211.1-3.73.8-1.7-6.2-3.6-2.0-3.2-3.6-4.5-4.4-2.0-6.7-4.6-4.4-2.4-3.5-14.0138.0-4.2-7.8-5.5-1.517.0-41.7-10.9-25.38.5-1.0-53.9

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value3117631782115637810103168104617981912346184313
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments To Acquire Investments

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value-340413-58-49-341-707-97304-126-33-43-65-125-299436-139-362-276419-96-27-29-301-1-1091-108-7-30-112-80-137-1-9
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-81.6101.7-14.9-12.9-92.0-195.5-27.383.9-35.9-10.1-13.4-20.7-41.6-102.5151.3-48.0-129.9-101.2156.1-35.6-10.3-11.9-119.8-0.6-45.60.4-42.0-3.1-12.1-45.3-3.5-0.2-61.4-1.9-7.8

Proceeds From Issuance Of Long Term Debt

Repayments Of Long Term Debt

Payments Of Dividends

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value595757495750513334343425252626212122242020
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments Of Dividends

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value372510284656461559109401002753212034625634787100300110721000910302212
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Repayments Of Long Term Debt

Debt Instrument Interest Rate Stated Percentage

us-gaap:CreditFacility

us-gaap:DebtInstrumentInterestRateStatedPercentage

msci:RevolvingCreditAgreement



Period End2020-03-31
Value0.0225
Percentage of DebtInstrumentInterestRateStatedPercentage100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations msci:RevolvingCreditAgreement0.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-31
Value0.090.0307999999999999940.090.334-0.389-0.0022999999999999965-0.019999999999999990.041000000000000010.1750.052999999999999990.00.0140000000000000120.282-0.008900000000000019-0.00200000000000000180.00.335-0.014100000000000001-0.0040000000000000036-0.00100000000000000090.3610.0098000000000000310.004999999999999949-0.018999999999999960.3590.0281000000000000140.0140000000000000120.0190000000000000170.2950.0084000000000000190.00400000000000000360.3560.3720.3275
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

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

Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period

Share Based Compensation

us-gaap:ShareBasedCompensation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-12-312010-08-312010-05-312010-02-28
Value1510101091099988998887867767755666576578821255
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

Deferred Tax Assets Net

Unrecognized Tax Benefits

Deferred Tax Assets Valuation Allowance

Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset



Period End2020-03-312019-12-31
Value163166
Percentage of OperatingLeaseRightOfUseAsset100.0100.0

Cash And Cash Equivalents Period Increase Decrease

Proceeds From Sale Of Short Term Investments

msci:AccountsReceivableIncreaseDecrease



Period End2020-03-312019-03-31
Value-17-46
Percentage of AccountsReceivableIncreaseDecrease100.0100.0

msci:AmortizationOfRightOfUseAssets



Period End2020-03-312019-03-31
Value55
Percentage of AmortizationOfRightOfUseAssets100.0100.0

msci:ContractWithCustomerLiabilityIncreaseDecrease



Period End2020-03-312019-03-31
Value0-12
Percentage of ContractWithCustomerLiabilityIncreaseDecrease100.0100.0

msci:IncreaseDecreaseInLongTermOperatingLeaseLiabilities



Period End2020-03-312019-03-31
Value-6078000.0-5422000.0
Percentage of IncreaseDecreaseInLongTermOperatingLeaseLiabilities100.0100.0

msci:IncreaseDecreaseInReleasedDeferredDividends



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-222000.0294000.0248000.0-2649000.0500000.0319000.0-52000.0
Percentage of IncreaseDecreaseInReleasedDeferredDividends100.0100.0100.0100.0100.0100.0100.0

msci:OperatingSegmentProfitability



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value229220220211197189195200186173168166150146143146133126128118107
Percentage of OperatingSegmentProfitability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

msci:Analytics



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value363837393636373633313331293331333030292114
Percentage of OperatingSegmentProfitability15.817.617.118.418.419.318.918.118.017.919.619.119.622.722.022.822.824.422.718.013.1

msci:Index



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value183176177163152149154157145142134129115113111106100981029893
Percentage of OperatingSegmentProfitability80.180.180.577.477.079.079.078.678.282.179.777.976.777.078.072.975.178.079.982.986.4

us-gaap:AllOtherSegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value94589346701550062-2-3-10
Percentage of OperatingSegmentProfitability4.12.32.44.24.61.72.13.33.8-0.00.83.03.70.30.14.32.1-2.4-2.5-0.90.5

us-gaap:StatementEquityComponents

msci:StockIssuedDuringPeriodSharesNewIssuesToDirectors

msci:CommonStockIssued



Period End2020-03-312019-06-302018-06-302017-06-302017-03-312016-06-30
Value21.01277.06059.08278.051.06959.0
Percentage of StockIssuedDuringPeriodSharesNewIssuesToDirectors100.0100.0100.0100.0100.0100.0

msci:CommonStockOutstanding



Period End2020-03-312019-06-30
Value21.0874.0
Percentage of StockIssuedDuringPeriodSharesNewIssuesToDirectors100.068.4

msci:TreasuryStockValueIssuedToDirectors



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value36000.036000.0833000.030000.029000.0866000.017000.0
Percentage of TreasuryStockValueIssuedToDirectors100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:TreasuryStock



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value36000.036000.0833000.030000.029000.0866000.017000.0
Percentage of TreasuryStockValueIssuedToDirectors100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value47101820022
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:TreasuryStock



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value47101820022
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312010-12-312010-11-30
Value1510109991183
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312010-12-31
Value151010999118
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease



Period End2020-03-31
Value0
Percentage of AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease100.0

us-gaap:AmortizationOfFinancingCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-12-312010-02-28
Value110000000000000000000600010000015111100
Percentage of AmortizationOfFinancingCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-28
Value131312121111111911111011111111111111111111111111111414141415151515161616165161644
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

msci:AcquiredIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value8888889179991010
Percentage of AmortizationOfIntangibleAssets63.966.569.672.473.875.677.087.081.180.487.690.893.3

us-gaap:SoftwareDevelopment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value5433322222110
Percentage of AmortizationOfIntangibleAssets36.333.230.727.526.324.123.112.818.519.912.29.07.1

us-gaap:CapitalExpendituresIncurredButNotYetPaid



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value40002000310020005-31-7122-10112
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-439625110128-261-49430517-39
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-17
Value0.680.680.680.580.580.580.580.380.380.380.380.280.280.280.280.220.220.220.220.180.180.180.18
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SubsequentEventType

us-gaap:SubsequentEvent



Period End2020-04-272020-01-292019-10-292019-07-302019-05-012019-01-302018-10-302018-07-312018-05-012018-01-302017-10-312017-08-012017-05-022017-02-012016-10-262016-07-272016-04-272016-02-022015-10-282015-07-282015-04-292015-02-03
Value0.680.680.680.680.580.580.580.580.380.380.380.380.280.280.280.280.220.220.220.220.180.18
Percentage of CommonStockDividendsPerShareDeclared0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StatementEquityComponents

us-gaap:CommonStockDividendsShares

msci:CommonStockIssued



Period End2020-03-312019-12-312019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value259.0910.0136.0502.0165.0117.0111.04.026.012.0114.0121.0110.0104.0
Percentage of CommonStockDividendsShares100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:CommonStockOutstanding



Period End2020-03-312019-03-31
Value139.0344.0
Percentage of CommonStockDividendsShares53.768.5

us-gaap:TreasuryStock



Period End2020-03-312019-12-312019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value-120.0-431.0-136.0-158.0-165.0-117.0-111.0-376.0-26.0-12.0-114.0-121.0-110.0-104.0
Percentage of CommonStockDividendsShares-46.3-47.4-100.0-31.5-100.0-100.0-100.0-9400.0-100.0-100.0-100.0-100.0-100.0-100.0

us-gaap:MajorCustomers, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType

us-gaap:ConcentrationRiskPercentage1

msci:BlackrockInc, us-gaap:SalesRevenueProductLine, us-gaap:CustomerConcentrationRisk



Period End2020-03-312019-03-31
Value0.1130.116
Percentage of ConcentrationRiskPercentage1100.0100.0

us-gaap:MajorCustomers, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:StatementBusinessSegments

msci:BlackrockInc, us-gaap:SalesRevenueProductLine, us-gaap:CustomerConcentrationRisk, msci:Index



Period End2020-03-312019-03-31
Value0.1850.193
Percentage of ConcentrationRiskPercentage1163.7166.4

us-gaap:ContractWithCustomerLiabilityRevenueRecognized



Period End2020-03-312019-03-31
Value212168
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0

us-gaap:CumulativeEffectOnRetainedEarningsNetOfTax1



Period End2020-03-31
Value0
Percentage of CumulativeEffectOnRetainedEarningsNetOfTax1100.0

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-31
Value0
Percentage of CumulativeEffectOnRetainedEarningsNetOfTax1100.0

us-gaap:DebtInstrument

us-gaap:DebtInstrumentRedemptionPricePercentage

msci:FivePointThreeSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentySeven



Period End2020-03-312019-03-312018-12-312018-09-30
Value1.053751.053750.00.0
Percentage of DebtInstrumentRedemptionPricePercentage100.0100.00.00.0

msci:FourPointZeroZeroPercentSeniorUnsecuredNotesDueTwoThousandTwentyNine



Period End2020-03-31
Value1.04
Percentage of DebtInstrumentRedemptionPricePercentage98.7

msci:ThreePointSixTwoFivePercentSeniorUnsecuredNotesDueTwoThousandThirty



Period End2020-03-31
Value1.03625
Percentage of DebtInstrumentRedemptionPricePercentage98.3

us-gaap:DebtInstrument

us-gaap:DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed

msci:FivePointThreeSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentySeven



Period End2020-03-312019-03-312018-12-312018-09-30
Value0.350.350.00.0
Percentage of DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed100.0100.00.00.0

msci:FourPointZeroZeroPercentSeniorUnsecuredNotesDueTwoThousandTwentyNine



Period End2020-03-31
Value0.35
Percentage of DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed100.0

us-gaap:Range, us-gaap:DebtInstrument

srt:Maximum, msci:ThreePointSixTwoFivePercentSeniorUnsecuredNotesDueTwoThousandThirty



Period End2020-03-31
Value0.35
Percentage of DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed100.0

us-gaap:DeferredIncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value-5-10-43-88-4-3-1-7-4-5-2-9-20-3-4-2-63-5-229-26-12-58-5-6-6-5122-1
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Depreciation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value7777787788998988878877655
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value59575749575051333434342525
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value59585849555052343434342525
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value59584955523434
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockStock



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value78000.036000.030000.093000.029000.019000.035000.0
Percentage of DividendsCommonStockStock100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value78000.036000.030000.093000.029000.019000.035000.0
Percentage of DividendsCommonStockStock100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-104-4100-2-73
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:NewAccountingPronouncementEarlyAdoption

us-gaap:ExcessTaxBenefitFromShareBasedCompensationOperatingActivities

us-gaap:AccountingStandardsUpdate201609, us-gaap:NewAccountingPronouncementEarlyAdoptionEffect



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value18019007
Percentage of ExcessTaxBenefitFromShareBasedCompensationOperatingActivities100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainsLossesOnExtinguishmentOfDebt



Period End2020-03-31
Value-9
Percentage of GainsLossesOnExtinguishmentOfDebt100.0

us-gaap:DebtInstrument, us-gaap:IncomeStatementLocation

msci:FivePointTwoFivePercentSeniorUnsecuredNotesDueTwoThousandTwentyFour, us-gaap:OtherNonoperatingIncomeExpense



Period End2020-03-31
Value-10
Percentage of GainsLossesOnExtinguishmentOfDebt100.3

us-gaap:GoodwillForeignCurrencyTranslationGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-34-1-11-10-320110-2-1
Percentage of GoodwillForeignCurrencyTranslationGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

msci:Index



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-22-10000-210110-10
Percentage of GoodwillForeignCurrencyTranslationGainLoss62.155.261.861.961.961.962.061.861.861.961.861.961.961.961.7

us-gaap:AllOtherSegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-1100000-10000000
Percentage of GoodwillForeignCurrencyTranslationGainLoss37.944.838.238.138.138.138.038.238.238.138.238.138.138.138.3

us-gaap:IncreaseDecreaseInAccountsPayable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value-14-11-110000200000-1001-11000000-20100-1-1
Percentage of IncreaseDecreaseInAccountsPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsReceivable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value-1588-2611-4693-11-6313418202640-12-9-11510-5297-11-202038-1018-61421-12-846-1037
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-31
Value2210-56-12033
Percentage of IncreaseDecreaseInAccruedIncomeTaxesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInContractWithCustomerLiability



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value293-483-1395-36-22148
Percentage of IncreaseDecreaseInContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-98393333-81273332-84272928-76242822-62202225-63192226-68
Percentage of IncreaseDecreaseInEmployeeRelatedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherAccruedLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value-310-55-77319-11528-10749-1-218-10111-583-36-62-3-21162
Percentage of IncreaseDecreaseInOtherAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value037-20-16-20-210-20-13-2001-202150140010-11-10
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidTaxes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-3-23-25853-2-222-137-816-12-9-3727-2210-2027-15-5029-10
Percentage of IncreaseDecreaseInPrepaidTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302010-12-31
Value00001022201100000000100010000011111
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPaidNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-312010-02-28
Value40363534353435213521352134212321232102002544545587101303
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302010-08-312010-05-312010-02-28
Value353346642211000000000000000000000000000000
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseExpense



Period End2020-03-312019-09-302019-06-302019-03-31
Value9777
Percentage of OperatingLeaseExpense100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value-126-501-2-3-1231342-9-2-120-4-66-6-6-10-2126-2-512-33-1-620
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax



Period End2020-03-312019-09-302019-06-302019-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value-2-1000000000000-10020-200-110-200
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value-9-4010-3-1041342-9-2-120-4-66-6-12-10-1024-1-201-120-401
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-9-401-3-104
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312011-09-302011-06-302010-08-312010-05-31
Value-90-4010-3-104-4002
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value06000-200000000000-10008000000020000000
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value05000-200000000000-10006000000010000000
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-302010-12-31
Value010000000000000000000200000000000000
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncashIncomeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-03-312010-12-31
Value00000000000000000060-30-1000001000-10
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForSoftware



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value76664544445322222231122111100
Percentage of PaymentsForSoftware100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireEquityMethodInvestments



Period End2020-03-31
Value190
Percentage of PaymentsToAcquireEquityMethodInvestments100.0

us-gaap:PlanName, us-gaap:SubsequentEventType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod

msci:TwoThousandEighteenBonusAward, us-gaap:SubsequentEvent



Period End2020-02-222019-02-22
Value287540.0396090.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod100.0100.0

us-gaap:StatementEquityComponents

us-gaap:SharesPaidForTaxWithholdingForShareBasedCompensation

msci:CommonStockOutstanding



Period End2020-03-312019-12-312019-06-302019-03-31
Value0101
Percentage of SharesPaidForTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0

us-gaap:TreasuryStock



Period End2020-03-312019-12-312019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value01010000000000
Percentage of SharesPaidForTaxWithholdingForShareBasedCompensation100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesNewIssues

msci:CommonStockIssued



Period End2020-03-31
Value377843.0
Percentage of StockIssuedDuringPeriodSharesNewIssues100.0

msci:CommonStockOutstanding



Period End2020-03-31
Value377843.0
Percentage of StockIssuedDuringPeriodSharesNewIssues100.0

us-gaap:StockIssuedDuringPeriodValueNewIssues



Period End2020-03-312019-03-312018-03-312010-12-31
Value4000.023000.05000.01000.0
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:CommonStock



Period End2020-03-312019-03-312018-03-312010-12-31
Value4000.023000.05000.01000.0
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.0100.0100.0

us-gaap:ShareRepurchaseProgram

us-gaap:TreasuryStockAcquiredAverageCostPerShare

msci:OpenMarketPurchasesOfCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value248.650.00.00.0147.97-1.47999999999998984.4000000000000066.559999999999974138.860.0099999999999909050.96999999999999894.73000000000000482.253.2799999999999870.31000000000000231.670000000000001768.45
Percentage of TreasuryStockAcquiredAverageCostPerShare100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SubsequentEventType

us-gaap:SubsequentEvent



Period End2020-04-242019-02-152018-10-312018-04-272018-02-162017-02-17
Value273.77147.97153.92148.58137.0680.7
Percentage of TreasuryStockAcquiredAverageCostPerShare0.00.00.00.00.00.0

us-gaap:ShareRepurchaseProgram

us-gaap:TreasuryStockSharesAcquired

msci:OpenMarketPurchasesOfCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value10000401000013014
Percentage of TreasuryStockSharesAcquired100.00.00.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

msci:CommonStockOutstanding



Period End2020-03-312019-03-31
Value10
Percentage of TreasuryStockSharesAcquired100.0100.0

us-gaap:TreasuryStock



Period End2020-03-312019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value100101001014
Percentage of TreasuryStockSharesAcquired100.0100.0100.1100.0100.00.0-343.2-177.3100.0100.2100.0100.0

us-gaap:SubsequentEventType

us-gaap:SubsequentEvent



Period End2020-04-242019-02-152018-10-312018-04-272018-02-162017-02-172016-02-19
Value0001012
Percentage of TreasuryStockSharesAcquired0.00.00.00.00.00.00.0

us-gaap:TreasuryStockValueAcquiredCostMethod



Period End2020-03-312019-03-312018-09-302018-06-302018-03-312010-12-31
Value32510245154681
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.0

us-gaap:ShareRepurchaseProgram

msci:OpenMarketPurchasesOfCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value325000102656451546809388827528122333
Percentage of TreasuryStockValueAcquiredCostMethod100.00.00.00.0100.00.0100.0100.0100.00.00.00.00.00.00.00.00.0

us-gaap:StatementEquityComponents

us-gaap:TreasuryStock



Period End2020-03-312019-03-312018-09-302018-06-302018-03-312010-12-31
Value32510245154681
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.0

us-gaap:SubsequentEventType

us-gaap:SubsequentEvent



Period End2020-04-24
Value31
Percentage of TreasuryStockValueAcquiredCostMethod0.0

msci:ComputerAndRelatedEquipmentGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-11-30
Value188185172208203200196201200200186175168162160153149143136135124118112978986837368677468727065605350
Percentage of ComputerAndRelatedEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

msci:FiniteLivedIntangibleAssetsAccumulatedAmortizationExcludingForeignExchangeTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value600588580568556544509
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortizationExcludingForeignExchangeTranslationAdjustment100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

msci:ProprietaryDatabasesAndSystems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value14131313121210
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortizationExcludingForeignExchangeTranslationAdjustment2.42.42.32.32.32.22.0

msci:TechnologyOrSoftware



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value213209209205202198193
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortizationExcludingForeignExchangeTranslationAdjustment35.535.636.036.236.336.637.9

us-gaap:CustomerRelationships



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value237231226220215209189
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortizationExcludingForeignExchangeTranslationAdjustment39.539.339.038.938.738.637.1

us-gaap:TrademarksAndTradeNames



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value136133131128126123116
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortizationExcludingForeignExchangeTranslationAdjustment22.622.622.722.722.722.722.9

msci:FiniteLivedIntangibleAssetsAccumulatedAmortizationForeignExchangeTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value-2789000.0-1567000.0-3119000.0-2463000.0-1993000.0-2416000.0-1626000.0
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortizationForeignExchangeTranslationAdjustment100.0100.0100.0100.0100.0100.0100.0

msci:FiniteLivedIntangibleAssetsGrossAccumulatedForeignExchangeTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value-10269000.0-7615000.0-11028000.0-9624000.0-8576000.0-9569000.0-9167000.0
Percentage of FiniteLivedIntangibleAssetsGrossAccumulatedForeignExchangeTranslationAdjustment100.0100.0100.0100.0100.0100.0100.0

msci:FiniteLivedIntangibleAssetsGrossExcludingAccumulatedForeignExchangeTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value861856850843837832838
Percentage of FiniteLivedIntangibleAssetsGrossExcludingAccumulatedForeignExchangeTranslationAdjustment100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

msci:TechnologyOrSoftware



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value268263256249243238225
Percentage of FiniteLivedIntangibleAssetsGrossExcludingAccumulatedForeignExchangeTranslationAdjustment31.230.830.229.629.128.726.9

us-gaap:CustomerRelationships



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value356356356356356356361
Percentage of FiniteLivedIntangibleAssetsGrossExcludingAccumulatedForeignExchangeTranslationAdjustment41.441.741.942.342.642.943.1

us-gaap:TrademarksAndTradeNames



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value207207208208208208223
Percentage of FiniteLivedIntangibleAssetsGrossExcludingAccumulatedForeignExchangeTranslationAdjustment24.124.224.524.724.925.026.6

msci:FiniteLivedIntangibleAssetsNetAccumulatedForeignExchangeTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value-7480000.0-6048000.0-7909000.0-7161000.0-6583000.0-7153000.0-7541000.0
Percentage of FiniteLivedIntangibleAssetsNetAccumulatedForeignExchangeTranslationAdjustment100.0100.0100.0100.0100.0100.0100.0

msci:FiniteLivedIntangibleAssetsNetExcludingAccumulatedForeignExchangeTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value260267269275281287329
Percentage of FiniteLivedIntangibleAssetsNetExcludingAccumulatedForeignExchangeTranslationAdjustment100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

msci:ProprietaryDatabasesAndSystems



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value14141515151618
Percentage of FiniteLivedIntangibleAssetsNetExcludingAccumulatedForeignExchangeTranslationAdjustment5.55.55.65.65.75.75.5

msci:TechnologyOrSoftware



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value55534744413932
Percentage of FiniteLivedIntangibleAssetsNetExcludingAccumulatedForeignExchangeTranslationAdjustment21.420.117.616.114.813.89.8

us-gaap:CustomerRelationships



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value119125130135141146172
Percentage of FiniteLivedIntangibleAssetsNetExcludingAccumulatedForeignExchangeTranslationAdjustment45.846.748.449.450.351.052.2

us-gaap:TrademarksAndTradeNames



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value717376798284106
Percentage of FiniteLivedIntangibleAssetsNetExcludingAccumulatedForeignExchangeTranslationAdjustment27.327.728.428.929.229.532.4

us-gaap:AwardType, us-gaap:PlanName, us-gaap:SubsequentEventType

msci:FractionOfBonusAwardVestedPerYear

us-gaap:RestrictedStockUnitsRSU, msci:TwoThousandEighteenBonusAward, us-gaap:SubsequentEvent



Period End2020-02-22
Value0.33
Percentage of FractionOfBonusAwardVestedPerYear100.0

msci:TaxBenefitsRecognizedDuringTheCurrentYearAndUnrelatedToCurrentYearEarnings



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312016-09-302015-09-302015-06-302014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value228278771987100320333
Percentage of TaxBenefitsRecognizedDuringTheCurrentYearAndUnrelatedToCurrentYearEarnings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsReceivableNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-012018-12-312018-09-302018-06-302018-03-312018-01-012017-12-31
Value481499409438427473473378394462473327
Percentage of AccountsReceivableNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value1110011111111111111000000100100000100010
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value1066150688177164290413981367849889791777
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConstructionInProgressGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-11-30
Value389981031032810101311612103139102711125212121303420
Percentage of ConstructionInProgressGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-012018-12-312018-09-302018-06-302018-01-012017-12-31
Value574574479528524537537441483494374
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentFaceAmount



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value3200310026002600260026002600
Percentage of DebtInstrumentFaceAmount100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument

msci:FivePointTwoFivePercentSeniorUnsecuredNotesDueTwoThousandTwentyFour



Period End2020-03-042019-12-312019-11-302019-09-302019-06-302019-03-312018-12-312018-09-302014-11-20
Value300300500800800800800800800
Percentage of DebtInstrumentFaceAmount0.09.70.030.830.830.830.830.80.0

msci:FourPointZeroZeroPercentSeniorUnsecuredNotesDueTwoThousandTwentyNine



Period End2020-03-312019-12-312019-11-302019-11-202019-11-07
Value100010001000500500
Percentage of DebtInstrumentFaceAmount31.232.30.00.00.0

us-gaap:LongtermDebtType

msci:SeniorUnsecuredNotes



Period End2020-03-31
Value3200
Percentage of DebtInstrumentFaceAmount100.0

us-gaap:DebtInstrumentFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-11-30
Value3228323627322724270425742671262721522231225722372200219222141652167116381620811828831782801806812813821838862864884107810891119113012811275
Percentage of DebtInstrumentFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument

msci:FivePointSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentyFive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value836840842840840807839858
Percentage of DebtInstrumentFairValue25.926.030.830.931.131.331.438.5

msci:FivePointThreeSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentySeven



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value516541536534530489511
Percentage of DebtInstrumentFairValue16.016.719.719.619.619.019.2

msci:FourPointSevenFivePercentSeniorUnsecuredNotesDueTwoThousandTwentySix



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value498525525519503475497525
Percentage of DebtInstrumentFairValue15.416.219.219.118.618.518.623.5

msci:FourPointZeroZeroPercentSeniorUnsecuredNotesDueTwoThousandTwentyNine



Period End2020-03-312019-12-31
Value9941018
Percentage of DebtInstrumentFairValue30.831.5

msci:ThreePointSixTwoFivePercentSeniorUnsecuredNotesDueTwoThousandThirty



Period End2020-03-31
Value382
Percentage of DebtInstrumentFairValue11.9

us-gaap:BalanceSheetLocation

us-gaap:DeferredFinanceCostsNet

msci:LongTermDebts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value292821222324252621212223242425
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncurrentAssets



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value11111111111111
Percentage of DeferredFinanceCostsNet5.45.05.35.55.75.96.15.75.96.26.47.17.37.5

us-gaap:PrepaidExpensesAndOtherCurrentAssets



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value00000000000000
Percentage of DeferredFinanceCostsNet1.71.81.81.71.61.61.52.42.32.22.12.12.02.0

us-gaap:LongtermDebtType

msci:SeniorNotesAndRevolvingCreditFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value323023242526272822232425262728
Percentage of DeferredFinanceCostsNet107.0107.8106.9107.0107.2107.3107.5107.6108.0108.2108.4108.5109.1109.3109.8

us-gaap:DeferredIncomeTaxAssetsNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value19201615201412
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilitiesNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value58667277798278
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsPayableCurrentAndNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-30
Value01000000010000000000020
Percentage of DividendsPayableCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeRelatedLiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value62166122905513710977451311027241119966745116926941111916942121966645113835732107856136959965
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value597587577565554541530524519507497485474462451441430418407395383372360349338374359344330316300284268255239229212196190148
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-11-30
Value851848839833828822818823835829825818813810810809810810806805801805805804800970967961961957897897897900900906906906
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FurnitureAndFixturesGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-11-30
Value131212111112101010101010991010109910999989877775544544
Percentage of FurnitureAndFixturesGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseholdImprovementsGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-11-30
Value5452515252535051515150515049474748474849494954524852504848484824242220212019
Percentage of LeaseholdImprovementsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseLiabilityNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-30
Value161164163166
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0

us-gaap:PreferredStockSharesAuthorized



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100000100100100100100100100100100
Percentage of PreferredStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PrepaidTaxes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value2731558072192123115716122056274633531629353317274745153239371638193528182117
Percentage of PrepaidTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueRemainingPerformanceObligation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value357324301304293483420403218
Percentage of RevenueRemainingPerformanceObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareRepurchaseProgram

us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1

msci:TwoThousandNineteenRepurchaseProgram



Period End2020-03-312019-12-312019-10-29
Value113014561456
Percentage of StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1100.0100.0100.0

us-gaap:TreasuryStockCommonValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value3938356535593558355732722321
Percentage of TreasuryStockCommonValue100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockShares



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-11-302009-11-30
Value4947474747454141403939393837343332272317147561414109764431591111111110
Percentage of TreasuryStockShares100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Line plots across dimensions of each concept

us-gaap:SharesOutstanding us-gaap:StatementEquityComponents


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


us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService


us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments


us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical


us-gaap:StockholdersEquity us-gaap:StatementEquityComponents


us-gaap:NoncurrentAssets us-gaap:StatementGeographical


us-gaap:Goodwill us-gaap:StatementBusinessSegments


us-gaap:LongTermDebtNoncurrent us-gaap:DebtInstrument


us-gaap:StockholdersEquity us-gaap:StatementEquityComponents