GRA


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

Table of contents



us-gaap:PreferredStockParOrStatedValuePerShare

us-gaap:PreferredStockSharesIssued

us-gaap:PreferredStockSharesAuthorized

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:CostOfGoodsAndServicesSold
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:CostsAndExpenses

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GrossProfit

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaid

us-gaap:InterestAndDebtExpense

us-gaap:InterestPaidNet
us-gaap:DebtInstrument
us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:NetIncomeLoss
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

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

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:ResearchAndDevelopmentExpense

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

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:Assets
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee
us-gaap:StatementBusinessSegments

us-gaap:Liabilities
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity

us-gaap:AssetsCurrent
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:OtherAssetsCurrent

us-gaap:NoncurrentAssets
us-gaap:StatementGeographical
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee
us-gaap:AssetsNoncurrent

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

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

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableCurrent

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:DebtCurrent

us-gaap:LiabilitiesCurrent
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:DeferredIncomeTaxLiabilitiesNet
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
us-gaap:RetirementPlanType

us-gaap:MinorityInterest

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:TreasuryStockValue

us-gaap:MinorityInterest

us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInInventories

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquireProductiveAssets

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividendsCommonStock

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

us-gaap:EffectiveIncomeTaxRateContinuingOperations
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

gra:AdjustedEBIT

gra:AdjustedEBITinventorywriteoff

gra:AdjustmenttoAdditionalPaidInCapitalTaxPaymentsRelatedtoStockbasedCompensation
us-gaap:StatementEquityComponents

gra:AmortizationofAcquiredInventoryFairValueAdjustment
us-gaap:DebtInstrument
gra:CashPaidRedemptionOfDebtIncludingPremiumAndInterest
us-gaap:DebtInstrument
gra:CashPaidRedemptionofDebtIncludingPremiumandInterest
us-gaap:DebtInstrument, us-gaap:SubsequentEventType

gra:Cashpaidforlegacymatters
us-gaap:StatementBusinessSegments
gra:CertainPensionCosts

gra:Costsrelatedtolegacymatters
us-gaap:DebtInstrument
gra:DebtInstrumentBasisSpreadOnVariableBaseRate

gra:DepreciationandAmortizationIncludedinIncomeLossFromEquityMethodInvestments

gra:EstimateOf2Q21CostsOfWeatherEvent

gra:EstimateOfTotalCostsOfWeatherEvent

gra:EstimatedannualexpensesrelatedtoPDTrust
us-gaap:SubsequentEventType
gra:ExpectedAcquisitionPricePerShare

gra:Expendituresforotherinvestingactivitiesincludedinaccountspayable

gra:GainLossOnDispositionOfAssetsIncludedInOtherIncomeExpenseNet
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
gra:GainLossonComponentsExcludedfromAssessmentofNetInvestmentHedgeEffectiveness

gra:GainLossonDispositionofAssetsincludedinOtherIncomeExpensenet

gra:HurricanerelatedCostsIncludedinIncomeLossFromEquityMethodInvestments

gra:Hurricanerelatedcosts

gra:IncomeTaxReconciliationPriorYearGILTIHTE

gra:InterestExpenseandIncomeTaxesIncludedinIncomeLossFromEquityMethodInvestments

gra:InterestandDebtExpenseExcludingLossonDebtExtinguishment

gra:MaximumAnnualObligationforZAIPDAccountContingentDeferredPayments

gra:OperatingIncomeIncludedinIncomeLossfromEquityMethodInvestments

gra:Productmanufacturedforrelatedparty

gra:RelatedPartyTransactionmarkupofproductmanufacturedforARTreducingCOGS

gra:Repositioningexpenses
gra:RepositioningType
gra:RepositioningType, us-gaap:StatementEquityComponents

gra:RestructuringandRepositioningexpenses

gra:RestructuringandRepositioningexpensesattributabletoW.R.GraceCo.shareholders

gra:Taxesandinterestincludedinequityinearningsofunconsolidatedaffiliate

gra:TotalMaximumFinancialObligationforZAIPDAccountContingentDeferredPayments

gra:WeatherRelatedCosts
us-gaap:IncomeStatementLocation

gra:ZAIPDClaimsandExpensespaidbytheTrust

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

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:ContractWithCustomerLiabilityRevenueRecognized
us-gaap:DebtInstrument
us-gaap:DebtInstrumentBasisSpreadOnVariableRate1
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:DebtInstrument
us-gaap:DebtInstrumentPeriodicPayment

us-gaap:DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit
us-gaap:RetirementPlanSponsorLocation
us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit
us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets
us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanInterestCost
us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1
us-gaap:RetirementPlanSponsorLocation
us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanServiceCost
us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedContributionPlanCostRecognized
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet

us-gaap:DividendsCommonStock
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:EquityMethodInvestmentDividendsOrDistributions
us-gaap:DebtInstrument
us-gaap:ExtinguishmentOfDebtAmount
us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
us-gaap:GainLossFromComponentsExcludedFromAssessmentOfCashFlowHedgeEffectivenessNet

us-gaap:GainLossOnDispositionOfAssets1

us-gaap:GainOnBusinessInterruptionInsuranceRecovery

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncreaseDecreaseInAccountsPayableTrade

us-gaap:IncreaseInCarryingAmountOfRedeemablePreferredStock
us-gaap:StatementEquityComponents

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InterestRevenueExpenseNet
gra:LegacyMatterSite
us-gaap:LossContingencyLossInPeriod

us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:StatementEquityComponents
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAndTax
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:FinancialInstrument
us-gaap:OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossBeforeReclassificationAndTax
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForRestructuring

us-gaap:PaymentsOfDebtExtinguishmentCosts

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired
us-gaap:BusinessAcquisition

us-gaap:PensionContributions

us-gaap:PensionExpense

us-gaap:ProceedsFromIncomeTaxRefunds

us-gaap:ProceedsFromIssuanceOfDebt

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities
us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
us-gaap:DebtInstrument
us-gaap:RedemptionPremium
us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:RelatedPartyTransactionOtherRevenuesFromTransactionsWithRelatedParty

us-gaap:RepaymentsOfDebtAndCapitalLeaseObligations

us-gaap:RestructuringCharges
us-gaap:StatementBusinessSegments
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RevenueFromRelatedParties

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
us-gaap:StatementEquityComponents

dei:EntityCommonStockSharesOutstanding
us-gaap:BusinessAcquisition
gra:A40NorthLatitudeMasterFundLtdOwnershipOfTheCompany
us-gaap:SubsequentEventType
us-gaap:BusinessAcquisition
gra:AcquisitionSecuredFinancing
us-gaap:BusinessAcquisition
gra:BusinessAcquisitionEquityInterestIssuedOrIssuableInitialAggregatePreferenceInLiquidation
us-gaap:BusinessAcquisition
gra:BusinessAcquisitionEquityInterestToBeIssuedOrIssuableValueAssigned
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:BusinessAcquisition
gra:CashToBePaidAtClosing
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:RelatedPartyTransactionsByRelatedParty
gra:Currentassetrelatedparty

gra:DeferredTaxAssetsOperatingLeaseLiabilities

gra:DeferredTaxAssetsOperatingLossCarryforwardsFederalGrossOfUTB

gra:DeferredTaxAssetsOperatingLossCarryforwardsStateandLocalGrossofUTB

gra:DeferredTaxAssetsResearchandDevelopment

gra:DeferredTaxAssetsTaxCreditCarryforwardsGrossofUTB

gra:Deferredtaxassetsprepaidroyalties

gra:DefinedBenefitPensionPlanLiabilitiesNoncurrentUnderfunded

gra:DefinedBenefitPensionPlanLiabilitiesNoncurrentUnfunded
us-gaap:BusinessAcquisition
gra:ExpectedAcquisitionPrice
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

gra:LegacyProductLiability

gra:Liabilityfordamspillwayreplacementcurrent

gra:Liabilityfordamspillwayreplacementnoncurrent

gra:LongTermDebtMaturityafterYearFour

gra:MinimumZaiPDAccountAssetsForConditionInRelationToContingentObligationPayments

gra:NumberOfSharesIssuableInEventOfDefault
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
gra:PercentageOfDefinedBenefitPlanObligationRepresentedBySpecifiedGroupOfCountries

gra:Retainedobligationsofdivestedbusinesses

gra:UnrecognizedTaxBenefitsNetofDeferredTaxes

gra:ZAIPDTrustBalance
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:AccountsPayableRelatedPartiesCurrentAndNoncurrent
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:AccountsReceivableRelatedParties

us-gaap:AccrualForEnvironmentalLossContingencies
gra:LegacyMatterSite

us-gaap:AccruedEnvironmentalLossContingenciesCurrent

us-gaap:AccruedEnvironmentalLossContingenciesNoncurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AssetRetirementObligation

us-gaap:BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment

us-gaap:CommonStockValueOutstanding

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiabilityNoncurrent
us-gaap:DebtInstrument
us-gaap:DebtInstrumentFaceAmount
us-gaap:DebtInstrument
us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet

us-gaap:DebtLongtermAndShorttermCombinedAmount
us-gaap:CreditFacility
us-gaap:CreditFacility, us-gaap:FairValueByMeasurementBasis
us-gaap:DebtInstrument
us-gaap:DebtInstrument, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis

us-gaap:DebtWeightedAverageInterestRate
us-gaap:DebtInstrument
us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredRevenueCurrent

us-gaap:DeferredRevenueNoncurrent

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsForeign

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsStateTaxes

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsContingencies

us-gaap:DeferredTaxAssetsUnrealizedCurrencyLosses

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DefinedBenefitPensionPlanLiabilitiesCurrent

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent
us-gaap:RetirementPlanFundingStatus
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheet
us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease
us-gaap:RetirementPlanFundingStatus, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanBenefitObligation
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear

us-gaap:DefinedBenefitPlanFundedStatusOfPlan
us-gaap:RetirementPlanFundingStatus, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DerivativeAssetsCurrent

us-gaap:DerivativeFairValueOfDerivativeAsset
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency

us-gaap:DerivativeFairValueOfDerivativeLiability
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency

us-gaap:DerivativeLiabilitiesCurrent

us-gaap:DerivativeLiabilitiesNoncurrent
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeNotionalAmount
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:DividendsReceivable

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

us-gaap:EquityMethodInvestmentOwnershipPercentage

us-gaap:EquityMethodInvestments

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
gra:FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsGross
gra:FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClass
us-gaap:GuaranteeObligationsByNature
us-gaap:GuaranteeObligationsCurrentCarryingValue

us-gaap:IncomeTaxReceivable

us-gaap:InterestPayableCurrent

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryRawMaterialsNetOfReserves

us-gaap:InventoryWorkInProcessNetOfReserves

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LiabilityForUncertainTaxPositionsNoncurrent
us-gaap:CreditFacility
us-gaap:LineOfCreditFacilityCurrentBorrowingCapacity

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear
gra:LegacyMatterSite, us-gaap:Range
us-gaap:LossContingencyEstimateOfPossibleLoss

us-gaap:NontradeReceivablesCurrent
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:NotesPayableRelatedPartiesClassifiedCurrent

us-gaap:NotesPayableRelatedPartiesCurrentAndNoncurrent
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:NotesPayableRelatedPartiesNoncurrent

us-gaap:NumberOfCountriesInWhichEntityOperates

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLossCarryforwardsValuationAllowance
us-gaap:IncomeTaxAuthority

us-gaap:OtherAccruedLiabilitiesNoncurrent

us-gaap:OtherAssetsMiscellaneousCurrent
us-gaap:FairValueByMeasurementBasis
us-gaap:OtherBorrowings

us-gaap:OtherInventoryNetOfReserves
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities
us-gaap:RetirementPlanType

us-gaap:PreferredStockLiquidationPreferenceValue

us-gaap:PreferredStockSharesOutstanding

us-gaap:PreferredStockValueOutstanding

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue

us-gaap:RestructuringReserve

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:RevenueRemainingPerformanceObligationPercentage
us-gaap:AwardType
us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:AwardType, us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRange
us-gaap:SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1
us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance

Plots across concepts


IncomeStatement
Other Comprehensive Income Loss Net Of Tax
Expenses
Other Nonoperating Income Expense
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Operating Lease Right Of Use Asset
Current Assets
Other Assets Current
NonCurrent Assets
Operating Lease Right Of Use Asset
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Operating Lease Liability
Current Liabilities
Accrued Income Taxes Current
Noncurrent Liabilities
Minority Interest
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
Per Share
Common Stock Dividends Per Share Declared
CashFlow
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInOperatingActivities
Increase Decrease In Accounts Receivable
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Proceeds From Payments For Other Financing Activities
Shares
Common Stock Shares Outstanding
DividendsAndRepurchase
Payments For Repurchase Of Common Stock
OperatingLeaseLiability
Operating Lease Liability Current
NonoperatingIncomeExpense
Nonoperating Income Expense
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Accumulated Amortization
InventoryNet
Inventory Work In Process Net Of Reserves
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
us-gaap:PreferredStockParOrStatedValuePerShare 0.1NANANANANANANANANANA
us-gaap:PreferredStockSharesIssued 0.0027NANANANANANANANANANA
us-gaap:PreferredStockSharesAuthorized 0.0027NANANANANANANANANANA
us-gaap:CommonStockSharesOutstanding NANA66.19041NA66.188666.1720366.73591366.73574566.71914266.91539966.792968
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁66.466.3NA66.266.266.5NA66.867.066.9NA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁66.366.2NA66.266.266.5NA66.766.866.8NA
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount ▁█0.41.3NA1.51.81.7NA1.10.70.9NA
us-gaap:EarningsPerShareBasic ▆█▁▄▃▆▂▇█▅█0.681.03-0.660.11-0.110.63-0.420.811.140.371.03
us-gaap:EarningsPerShareDiluted ▆█▁▄▃▆▂▇█▅█0.681.03-0.660.11-0.110.63-0.420.81.140.371.03
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
 COGS Ratio us-gaap:EquityMethodInvestmentNonconsolidatedInvestee gra:ART▃▂█▃▅▁█▅▄107.895.2172.3109.9124.475.3170.3125.7120.0NANA
 EBT Margin us-gaap:EquityMethodInvestmentNonconsolidatedInvestee gra:ART▃▂█▃▅▁█▅▄107.895.2172.3109.9124.475.3170.3125.7120.0NANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,gra:GraceCatalystsTechnologies█▁373.3329.6NA305.7309.0308.0NA361.4395.7349.7NA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,gra:GraceMaterialsTechnologies█▁139.6127.1NA113.7109.7113.5NA109.1117.9119.8NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
us-gaap:ComprehensiveIncomeNetOfTax ▆█▁▃▃▆▂▇▇▅█42.195.4-68.1-10.9-15.743.4-34.875.563.233.388.3
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▄▅█▄▁▄▅▄▅▄▄0.10.22.6-0.3-2.30.10.20.10.2-0.1-0.2
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▆█▁▃▃▆▂▇▇▅█42.295.6-65.5-11.2-18.043.5-34.675.663.433.288.1
us-gaap:CostOfGoodsAndServicesSold ▇▄▄▁▅▁▅▃▆▃█318.2286.7289.0263.0299.4261.9299.8279.5304.2280.9323.7
us-gaap:CostsAndExpenses ▃▁▇▆▃▂█▂▂▄▂131.083.1211.8179.9122.5101.8233.0109.9114.2153.199.8
us-gaap:GainsLossesOnExtinguishmentOfDebt NANA0.0-39.4NANA0.00.00.0NA0.0
us-gaap:GrossProfit ▇▅▆▄▁▄█▇█▆▇194.7170.0181.2156.4119.3159.6204.7191.0209.4188.6196.3
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▆▇▁▁▃▆▁▇█▅█63.786.9-30.6-23.5-3.257.8-28.381.195.235.596.5
us-gaap:IncomeTaxExpenseBenefit ▇▇▆▁▅▇▅█▇▆█18.218.310.3-30.26.415.7-0.227.318.810.927.6
us-gaap:IncomeTaxesPaid ▂▂▆▂▁▃▃▆▁▂█12.111.720.411.210.014.413.219.39.410.924.7
us-gaap:InterestAndDebtExpense NANA18.719.819.218.318.518.619.620.020.6
us-gaap:InterestPaidNet █▁▇▄█▁█▁█▁30.14.328.113.528.64.028.64.329.55.3NA
us-gaap:NetIncomeLoss ▆█▁▄▃▆▂▇█▅█45.468.4-43.57.0-7.342.0-28.353.776.224.769.1
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▄▅█▄▁▄▅▄▅▄▄0.10.22.6-0.3-2.30.10.20.10.2-0.1-0.2
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic 44.9NANANA-7.3NANANANANANA
us-gaap:NonoperatingIncomeExpense ▆█▁▆▆▆▂▆▆▆▇-3.442.1-101.1-5.38.68.8-83.81.1-0.12.218.7
 us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,gra:GraceCatalystsTechnologies█▁102.475.8NA67.171.782.0NA104.7125.2101.4NA
 us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,gra:GraceMaterialsTechnologies▁█26.326.8NA24.312.619.0NA26.124.124.0NA
 us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments us-gaap:CorporateNonSegmentNANANA-18.2-16.7-15.6-20.0-18.5-18.0-16.2-17.4
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▄█▁▂▃▅▃▇▃▆▇-3.327.0-24.6-17.9-8.41.4-6.521.8-13.08.619.2
 us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedDefinedBenefitPlansAdjustment█▆▄█▆▆▁▆▆▆▄0.0-0.1-0.20.0-0.1-0.1-0.4-0.1-0.1-0.1-0.2
 us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges▇▆▅▇▄▄█▅▁▃▂3.02.0-0.43.0-0.8-1.04.7-0.5-6.1-3.0-4.4
 us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedOtherComprehensiveIncome▄█▁▂▃▅▃▇▃▆▇-3.327.0-24.6-17.9-8.41.4-6.521.8-13.08.619.2
 us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedTranslationAdjustment▄█▁▁▃▅▃█▃▆█-6.325.1-24.0-20.9-7.52.5-10.822.4-6.811.723.8
us-gaap:OtherNonoperatingIncomeExpense ▅▆▃█▅▄▁▇▅▆▆-1.10.8-3.24.2-0.6-2.0-7.12.0-0.31.31.0
us-gaap:ProfitLoss ▆█▁▄▃▆▂▇█▅█45.568.6-40.96.7-9.642.1-28.153.876.424.668.9
us-gaap:ResearchAndDevelopmentExpense █▇▅▃▅▆▄▁▄▆▄17.817.416.6000000000000115.616.717.016.314.916.317.016.2
us-gaap:Revenues █▄▅▁▁▁▇▅█▅█512.9456.7470.2419.4418.7421.5504.5470.5513.6469.5520.0
us-gaap:SellingGeneralAndAdministrativeExpense ▇▅▃▁▃▃▅▅▆▄█78.774.671.868.171.971.175.374.276.373.279.9
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
us-gaap:Assets ▇▂▂▂█▃▄▃▂▂▁4387.83758.43765.53650.44505.03844.03932.63779.73726.53646.43565.3
us-gaap:Liabilities ▅▃▃▂█▃▃▂▂▁▁3779.33450.13531.03329.94155.43460.13530.43328.03339.23292.63228.3
us-gaap:LiabilitiesAndStockholdersEquity ▇▂▂▂█▃▄▃▂▂▁4387.83758.43765.53650.44505.03844.03932.63779.73726.53646.43565.3
us-gaap:StockholdersEquity ▅▃▁▄▅▆▆█▆▅▄346.6305.0231.4316.5345.3377.3395.7445.4381.1347.8330.9
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
us-gaap:AssetsCurrent ▂▁▁▁█▃▃▃▂▂▁1018.5886.4875.3833.61719.61036.21134.91051.51007.7980.6857.3
us-gaap:CashAndCashEquivalentsAtCarryingValue ▂▂▂▂█▁▂▁▁▁▁312.0290.8304.5268.7997.6193.2282.5218.5159.5203.4200.5
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▂▂▂▂█▁▂▁▁▁▁312.7292.5306.2268.9997.8193.7282.9218.9159.9203.8201.0
us-gaap:AccountsReceivableNetCurrent ▇▅▄▃▁▄█▅█▄▆297.0267.1264.1239.8218.6258.3307.0265.6310.0257.8288.5
us-gaap:InventoryNet █▂▁▁▂▇▅▇▅▅▃358.0273.6253.8255.7267.1339.1309.9336.5318.2316.2281.1
us-gaap:OtherAssetsCurrent ▁▁▁▂███▇▇▆▂50.853.251.269.2236.1245.1235.1230.5219.6202.886.7
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
us-gaap:NoncurrentAssets NANA1208.8NANANA1317.7NANANA1110.5
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:CANANA23.2NANANA18.9NANANA16.5
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:DENANA267.4NANANA228.2NANANA172.5
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:USNANA799.1NANANA937.9NANANA793.0
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical gra:EMEAexcludingGermanyNANA41.0NANANA45.2NANANA48.9
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical srt:AsiaPacificNANA72.2NANANA80.3NANANA72.9
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical srt:LatinAmericaNANA5.9NANANA7.2NANANA6.7
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical srt:NorthAmericaNANA822.3NANANA956.8NANANA809.5
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical us-gaap:EMEANANA308.4NANANA273.4NANANA221.4
 us-gaap:AssetsNoncurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee gra:ART▁▁▁▅█234.8234.5235.8248.3256.4NA237.8NANANANA
us-gaap:PropertyPlantAndEquipmentGross NANA2758.9NANANA2640.8NANANA2494.5
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:BuildingNANA476.6NANANA438.9NANANA425.0
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ConstructionInProgressNANA175.7NANANA286.6NANANA229.3
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LandNANA26.5NANANA29.5NANANA28.4
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:MachineryAndEquipmentNANA1956.0NANANA1754.5NANANA1668.9
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:TechnologyEquipmentNANA124.1NANANA131.3NANANA142.9
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment █▆▆▃▁▃▂▁▁▂▁1574.41554.61550.11509.91484.11503.21497.01488.01487.81495.11482.8
us-gaap:PropertyPlantAndEquipmentNet █▆▆▅▅▅▅▃▃▂▁1267.41193.11208.81156.51144.41153.21143.81098.81076.71043.71011.7
us-gaap:Goodwill █▂▂▂▁▁▁▁▁▁▁791.9560.3562.7559.0556.8556.2556.9555.7557.9540.3540.4
us-gaap:IntangibleAssetsNetExcludingGoodwill █▁▁▁▂▂▂▂▂▂▂517.5315.3320.8326.3331.8337.3342.8348.4353.9351.1356.5
us-gaap:FiniteLivedIntangibleAssetsNet NANA320.8NANANANANANANANA
us-gaap:DeferredTaxAssetsLiabilitiesNet NANA556.7NANANA510.1NANANA518.5
us-gaap:OperatingLeaseRightOfUseAsset NANA35.1NANANA34.931.628.129.4NA
us-gaap:OtherAssetsNoncurrent ▃▃▂▂▂▃▂▂▁▁█67.368.355.351.851.166.854.751.844.545.6113.9
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
us-gaap:AccountsPayableCurrent ▇▅▅▁▁▅█▅▆▅▄290.1262.0262.1210.2207.6258.6302.3266.4270.3257.5248.6
us-gaap:AccruedIncomeTaxesCurrent ▂▃▁▃▄▄▃▆██▄7.79.05.18.410.911.58.613.918.118.011.3
us-gaap:ContractWithCustomerLiabilityCurrent ▅▂▁▃▁▂▂▃▂█▇37.734.333.835.933.534.835.036.134.441.440.6
us-gaap:DebtCurrent ▁▁▁▁█▁▁▁▁▁▁17.214.415.318.8724.323.523.122.923.022.522.3
us-gaap:LiabilitiesCurrent ▂▂▂▁█▃▃▃▂▂▁596.8559.1559.3495.21360.6696.7745.1704.7679.5636.0514.4
us-gaap:OperatingLeaseLiabilityCurrent ██▇▇▆▆▆▆▆▆▁11.812.110.19.79.08.99.39.58.68.70.0
us-gaap:OtherAccruedLiabilitiesCurrent ███▄▃▂▆▄▅▁▄95.094.795.181.280.175.288.782.084.372.581.7
us-gaap:OtherLiabilitiesCurrent ▃▂▂▂█▇█▇▆▅▁289.5282.7281.9266.2428.7414.6419.7415.4386.2356.0243.5
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
us-gaap:LongTermDebtNoncurrent █▁▁▂▂▁▁▁▁▁▁2268.21974.81975.11985.61993.11954.81957.31959.31960.01961.61961.0
us-gaap:DeferredIncomeTaxLiabilitiesNet ▇▇█▂▂▁▁10.19.910.48.07.97.57.5NANANANA
 us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanSponsorLocation,us-gaap:RetirementPlanType country:US,us-gaap:PensionPlansDefinedBenefitNANA226.2NANANA183.3NANANA154.7
 us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanSponsorLocation,us-gaap:RetirementPlanType us-gaap:ForeignPlan,us-gaap:PensionPlansDefinedBenefitNANA422.8NANANA336.5NANANA278.4
 us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType us-gaap:PensionPlansDefinedBenefitNANA649.0NANANA519.8NANANA433.1
us-gaap:MinorityInterest ▂▁▁▃▃██▇▇▇▇3.43.33.14.04.36.66.56.36.26.06.1
us-gaap:OtherLiabilitiesNoncurrent ▆▆█▆▄▅▅▁▃▃▆320.3323.4347.6316.6281.2293.8308.2239.7265.8264.5319.8
us-gaap:OperatingLeaseLiabilityNoncurrent ██▆▆▆▆▆▅▅▅▁36.237.425.825.525.125.426.222.720.121.30.0
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA8.7NANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA5.2NANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA3.4NANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA2.2NANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA15.3NANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
us-gaap:StockholdersEquity ▅▃▁▄▅▆▆█▆▅▄346.6305.0231.4316.5345.3377.3395.7445.4381.1347.8330.9
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest ▅▃▁▄▅▆▆█▆▅▄350.0308.3234.5320.5349.6383.9402.2451.7387.3353.8337.0
us-gaap:AdditionalPaidInCapitalCommonStock ▁▂▄▃▂▁▇▅▃▃█465.7467.7473.2470.4468.6466.4477.9474.7469.3469.1481.1
us-gaap:RetainedEarningsAccumulatedDeficit ▆▄▁▄▅▇▅█▆▃▃740.3695.4648.8712.1725.0752.3730.5776.9741.3683.3676.7
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▄▄▁▄▆▇▇█▅▇▆53.056.329.353.971.880.278.885.363.576.567.9
us-gaap:TreasuryStockValue ▆▇████▃▃▃▁▃913.1915.1920.6920.6920.8922.3892.2892.2893.7881.8895.5
us-gaap:MinorityInterest ▂▁▁▃▃██▇▇▇▇3.43.33.14.04.36.66.56.36.26.06.1
us-gaap:StockIssuedDuringPeriodValueNewIssues █▁0.70.1NANA0.80.0NANA1.4-0.30.1
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁▃▅▃█▂▇▇▃▃▆46.569.090.4999999999999774.50000000000003130.054.6123.7123.573.971.0108.0
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁▇██▇▇██▇▇▇-319.4-52.4-22.1-34.5-45.5-73.7-40.3-42.5-81.2-46.1-52.6
us-gaap:NetCashProvidedByUsedInFinancingActivities ▆▅▄▁█▄▅▅▄▅▅291.5-26.2-38.2-770.7718.0-67.0-22.0-18.7-36.9-21.8-6.7
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▄▄▄▁█▄▅▅▄▄▅20.2-13.737.3-728.9804.1-89.264.059.0-43.92.847.7
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
us-gaap:DepreciationDepletionAndAmortization █▆▆▃▂▂▁▂▁▁▁29.328.127.926.225.425.525.025.524.924.924.7
us-gaap:IncreaseDecreaseInAccountsReceivable ▆▅▅▅▂▁▇▂█▂▅18.114.914.910.1-37.4-47.330.3-35.850.8-26.610.6
us-gaap:IncreaseDecreaseInInventories ▇▇▅▅▁█▄▇▆█▃27.721.6-5.7-14.6-73.431.7-27.920.61.935.5-35.1
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁▃▅▃█▂▇▇▃▃▆46.569.090.4999999999999774.50000000000003130.054.6123.7123.573.971.0108.0
us-gaap:NetIncomeLoss ▆█▁▄▃▆▂▇█▅█45.468.4-43.57.0-7.342.0-28.353.776.224.769.1
us-gaap:ProfitLoss ▆█▁▄▃▆▂▇█▅█45.568.6-40.96.7-9.642.1-28.153.876.424.668.9
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁▇██▇▇██▇▇▇-319.4-52.4-22.1-34.5-45.5-73.7-40.3-42.5-81.2-46.1-52.6
us-gaap:PaymentsToAcquireProductiveAssets ▁▇▃▂▄▇▆▄█▄▇21.155.031.728.837.957.151.541.163.338.254.6
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▆▅▄▁█▄▅▅▄▅▅291.5-26.2-38.2-770.7718.0-67.0-22.0-18.7-36.9-21.8-6.7
us-gaap:PaymentsOfDividendsCommonStock ▁█▇▇▇█▇▇▇▇▆0.022.019.919.819.920.518.018.018.218.416.1
us-gaap:PaymentsForRepurchaseOfCommonStock NANA0.00.00.040.40.00.025.04.819.9
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument gra:SeniorNotesDue2021NANA5.125e-06NANANA5.125e-085.125e-085.125e-085.125e-085.125e-08
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument gra:SeniorNotesDue2024NANA5.625e-06NANANA5.6250000000000004e-085.6250000000000004e-085.6250000000000004e-085.6250000000000004e-085.6250000000000004e-08

Preferred Stock Par Or Stated Value Per Share

us-gaap:PreferredStockParOrStatedValuePerShare

us-gaap:PreferredStockParOrStatedValuePerShare


Preferred
Period End2021-06-30
Value100000.0
Percentage of PreferredStockParOrStatedValuePerShare100.0

Preferred Stock Shares Issued

us-gaap:PreferredStockSharesIssued

us-gaap:PreferredStockSharesIssued


Preferred
Period End2021-06-30
Value2700.0
Percentage of PreferredStockSharesIssued100.0

Preferred Stock Shares Authorized

us-gaap:PreferredStockSharesAuthorized

us-gaap:PreferredStockSharesAuthorized


Preferred
Period End2021-06-30
Value2700.0
Percentage of PreferredStockSharesAuthorized100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


Common
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value6666666666666666676767676768686870707070717272727475767776767575757474737373737372
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value6666666666666766676767686868707070727373757678777777767676757575747474
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value6666666666666666676767676868707070727272747577767675757474737373727272
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302012-09-302012-06-302011-09-302011-06-302010-09-302010-06-30
Value400000.01300000.01500000.01800000.01700000.01100000.0700000.0900000.01400000.01400000.01700000.01600000.01600000.01400000.01000000.01100000.0600000.0400000.0200000.0400000.0300000.00400000.0300000.0800000.0800000.01300000.01300000.01300000.01300000.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.681.03-0.660.11-0.110.63-0.420.811.140.371.030.240.580.64-1.810.70.640.630.220.560.55-0.040.290.190.790.720.211.01.790.650.390.91.090.7-1.481.010.930.820.791.11.030.740.620.750.70.78
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.681.03-0.660.11-0.110.63-0.420.81.140.371.030.240.580.64-1.810.70.640.630.220.560.55-0.040.290.190.780.720.210.991.770.640.380.891.070.69-1.480.990.90.80.771.071.00.720.60.740.690.76
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-06-302010-03-31
Value4295-68.1-10.9-15.743-34.8756333886.87127-126.8343541233739-11.427-23.05739-14.34516248-47.71039883-108.278177784-42.59769-0.150
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value100000.0200000.02600000.0-300000.0-2300000.0100000.0200000.0100000.0200000.0-100000.0-200000.0-200000.0-200000.0-200000.0-100000.0-300000.0-400000.00300000.0100000.0-200000.02400000.0300000.0-300000.0700000.0200000.0-3200000.01200000.0500000.0300000.0500000.0-400000.0100000.0500000.0500000.0200000.0600000.0500000.01600000.0-300000.0100000.0
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value4295-65.5-11.2-18.043-34.6756333886.67126-126.9343441233739-9.027-23.35839-17.54616249-47.21029883-122.878187786-42.8976910050
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value318286289263299261299279304280323292287262292256260244279236217210472478471462529528517475486486499446497491522477538548522443451436440401
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CostOfGoodsAndServicesSold us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

gra:ART


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value928315010011368140113102
Percentage of CostOfGoodsAndServicesSold29.229.252.038.037.826.046.940.533.6
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:ART0.00.00.00.00.00.00.00.00.0

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value131832111791221012331091141539918513510113911410692147107113121126114
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Gains Losses On Extinguishment Of Debt

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GainsLossesOnExtinguishmentOfDebt


Gains
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value0-39400000.000000-4800000.00000000-11100000.00000
Percentage of GainsLossesOnExtinguishmentOfDebt0.0100.00.00.00.00.00.0100.00.00.00.00.00.00.00.0100.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Gross Profit

us-gaap:GrossProfit

us-gaap:GrossProfit


Gross
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value194170181156119159204191209188196202198169167173169153161168173152286311310258274327320269299284303263258284304277287315303251241245244213
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value6386-30.6-23.5-3.257-28.38195359616636828586360146059316254111815.6119129804710912281-251.2111105927012111279567271
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

gra:ART


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value106.5143.17.42.9288.112
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest16.57.5-48.4-13.2-231.25.0-100.410.013.4
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:ART0.00.00.00.00.00.00.00.00.0

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value181810-30.26.415-0.2271810270.72524151111918-3.119212442405328-9.744-7.729-3.8393828-139.335353012403625111720-16.5
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Taxes Paid

us-gaap:IncomeTaxesPaid

us-gaap:IncomeTaxesPaid


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value1211201110.01413199.41024127.88.9171215155415
Percentage of IncomeTaxesPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest And Debt Expense

us-gaap:InterestAndDebtExpense

us-gaap:InterestAndDebtExpense


Interest
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value181919181818192020201919192020191919192225252424241411111110101012111111101111101010119.9
Percentage of InterestAndDebtExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value304.32813284.0284.3295.3
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.0

us-gaap:InterestPaidNet us-gaap:DebtInstrument

gra:SeniorNotesDue2021


Interest
Period End2020-07-13
Value10
Percentage of InterestPaidNet0.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:SeniorNotesDue20210.0

us-gaap:InterestPaidNet us-gaap:DebtInstrument, us-gaap:SubsequentEventType

gra:SeniorNotesDue2021, us-gaap:SubsequentEvent


Interest
Period End2020-07-13
Value10
Percentage of InterestPaidNet0.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:SeniorNotesDue2021 us-gaap:SubsequentEvent0.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312011-06-302011-03-312010-06-302010-03-31
Value4568-43.57.0-7.342-28.353762469163843-123.0474342153938-2.72013575275545156
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

gra:ART


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value106.5152.86.62.5277.612
Percentage of NetIncomeLoss22.59.5-34.740.0-90.46.0-97.914.215.7
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:ART0.00.00.00.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.10.22.6-0.3-2.30.10.20.10.2-0.1-0.2-0.2-0.2-0.2-0.1-0.3-0.40.00.30.1-0.2-0.20.20.30.10.1-0.20.50.50.20.50.30.50.3-0.30.50.40.40.0-0.1-0.3-0.2-0.10.00.00.4
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.00.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


Net
Period End2021-06-302020-06-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value44-7.32013575215741365029698252-111.67569605881755444545156
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


Nonoperating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-3.442-101.1-5.38.68.8-83.81.1-0.12.2181.3-5.82.3-45.21.7111.9
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Income Loss

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

us-gaap:OperatingIncomeLoss

us-gaap:OperatingSegments, gra:GraceCatalystsTechnologies


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value1027567718210412510111911392103101
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:OperatingSegments gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, gra:GraceMaterialsTechnologies


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value26262412192624242629242624
Percentage of OperatingIncomeLoss25.735.436.217.623.224.919.223.722.326.026.225.523.9
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:OperatingSegments gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments

us-gaap:Corporate


Operating
Period End2021-06-302021-03-312020-06-302020-03-31
Value-17.5-15.4-16.7-15.6
Percentage of OperatingIncomeLoss-17.1-20.3-23.3-19.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:Corporate0.00.00.00.0

us-gaap:CorporateNonSegment


Operating
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value-18.2-16.7-15.6-20.0-18.5-18.0-16.2-17.4-19.7-19.8-16.6-16.1-18.5-18.3-16.1-15.0-14.9-14.0-22.2-23.1-20.6-23.8-22.8-22.5-20.9-23.7-20.8
Percentage of OperatingIncomeLoss-27.1-23.3-19.00.0-17.7-14.4-16.00.0-16.5-17.4-18.00.0-17.9-18.10.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:CorporateNonSegment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value-3.327-24.6-17.9-8.41.4-6.521-13.08.619-9.332-16.6-3.8-12.8-8.9-1.08.0-2.00.6-6.16.9-37.40.7-13.0-32.8-28.726-1.3-98.73315304.22.7-51.21628-124.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value0.0-0.1-0.20.0-0.1-0.1-0.4-0.1-0.1-0.1-0.2-0.3-0.2-0.2-0.3-0.3-0.4-0.30.4-0.3-0.4-0.3
Percentage of OtherComprehensiveIncomeLossNetOfTax-0.0-0.40.8-0.01.2-7.16.2-0.50.8-1.2-1.03.2-0.61.27.92.34.530.05.015.0-66.74.9
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value3.02.0-0.43.0-0.8-1.04.7-0.5-6.1-3.0-4.42.1-5.21.80.7-0.4-0.20.73.00.6-0.3-3.03.0-1.41.6-1.9
Percentage of OtherComprehensiveIncomeLossNetOfTax-90.97.41.6-16.89.5-71.4-72.3-2.346.9-34.9-22.9-22.6-16.0-10.8-18.43.12.2-70.037.5-30.0-50.049.243.53.7228.614.6
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value-3.327-24.6-17.9-8.41.4-6.521-13.08.619-9.332-16.6-3.8-12.8-8.9-1.08.0-2.00.6-8.76.8-36.80.1-13.1-29.8-29.426-1.4-98.73315303.43.0-51.41626
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0142.698.698.414.3100.890.9102.4100.0107.7100.0102.1102.699.381.0111.1100.499.494.3
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-6.325-24.0-20.9-7.52.5-10.822-6.81123-11.137-18.2-4.2-12.1-8.3-1.44.6-2.31.3-5.41.0-32.8-0.7-10.8
Percentage of OtherComprehensiveIncomeLossNetOfTax190.993.097.6116.889.3178.6166.2102.852.3136.0124.0119.4116.6109.6110.594.593.3140.057.5115.0216.788.514.587.7-100.083.1
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-1.10.8-3.24.2-0.6-2.0-7.12.0-0.31.31.00.60.10.3-3.60.29.62.20.00.5-8.4-10.3-4.7-10.7-8.0-1.32.4-10.0-10.9-10.0-18.4-0.71.7-6.1-1.63.22.20.6-3.9-2.7-0.12.00.22.10.1-2.4
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4568-40.96.7-9.642-28.153762468153843-123.1474342153938-2.92014575215751365051698353-111.97669615881755444545156
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.10.2-0.3-2.30.10.10.2-0.1-0.2-0.2-0.2-0.2-0.1-0.3-0.40.00.30.1-0.2-0.20.20.30.10.1-0.20.50.50.20.50.30.50.3-0.30.50.40.40.0-0.1-0.3-0.2-0.10.00.00.4
Percentage of ProfitLoss0.20.3-4.524.00.20.20.3-0.4-0.3-1.3-0.5-0.50.1-0.6-0.90.01.90.3-0.56.91.02.10.20.2-1.30.70.40.41.00.40.60.60.30.70.60.70.0-0.1-0.4-0.4-0.20.00.00.7
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value45687.0-7.34253762469163843-123.0474342153941-2.72013575215741365051698252-111.67569605881755444555056
Percentage of ProfitLoss99.899.7104.576.099.899.899.7100.4100.3101.3100.5100.599.9100.6100.9100.098.199.7108.893.1100.097.999.899.8101.399.399.699.699.099.699.499.499.799.399.499.3100.0100.1100.4100.4100.2100.299.899.3
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Research And Development Expense

us-gaap:ResearchAndDevelopmentExpense

us-gaap:ResearchAndDevelopmentExpense


Research
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value17171615161716141617161516141413121312121211161717171820202016151616161516161916161515141415
Percentage of ResearchAndDevelopmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value512456470419418421504470513469520494485431459429429398440404390362758790782720804856838744776771802709797776826754825864826695693682685614
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:OperatingSegments, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value373329305309308361395349378364315317320293295278260285289281
Percentage of Revenues72.872.272.973.873.176.877.074.576.475.073.273.974.673.873.171.371.836.137.039.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:OperatingSegments gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value139127113109113109117119116121115112109104108112102113117116
Percentage of Revenues27.227.827.126.226.923.223.025.523.625.026.826.125.426.226.928.728.214.415.116.1
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:OperatingSegments gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Revenues us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

gra:ART


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value1079517210912475170125120
Percentage of Revenues21.020.836.626.229.717.933.826.723.4
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:ART0.00.00.00.00.00.00.00.00.0

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

gra:Chemicalprocess, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value433935343337393938383938413739413933
Percentage of Revenues8.58.67.58.27.99.07.88.47.58.37.67.88.58.78.69.59.18.5
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Chemicalprocess gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:Coatings, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value424135352936323335383437414134373535
Percentage of Revenues8.29.17.68.47.18.76.47.26.98.16.77.68.59.77.68.78.28.8
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Coatings gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:Othermaterials, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value5.05.93.65.33.35.64.34.76.25.75.65.55.86.45.95.64.84.7
Percentage of Revenues1.01.30.81.30.81.30.91.01.21.21.11.11.21.51.31.31.11.2
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Othermaterials gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:PharmaConsumer, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value4840463843333831
Percentage of Revenues9.58.810.09.210.47.97.76.6
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:PharmaConsumer gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.0

gra:PolyolefinandChemicalCatalysts, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value174151165157159139184165187167187173168132148121133115
Percentage of Revenues34.033.235.137.538.233.136.635.236.535.836.135.034.730.732.328.231.229.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:PolyolefinandChemicalCatalysts gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:RefiningCatalysts, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value199177183148149168205195208181217204196183196196186178
Percentage of Revenues38.838.939.035.435.640.040.741.640.638.741.841.440.442.542.845.843.544.8
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:RefiningCatalysts gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

gra:Chemicalprocess, srt:AsiaPacific, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9.49.08.59.49.58.79.37.28.17.79.08.08.07.2
Percentage of Revenues1.82.01.82.22.32.11.81.51.61.61.71.61.61.7
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Chemicalprocess srt:AsiaPacific gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:Chemicalprocess, srt:LatinAmerica, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3.21.31.71.02.01.91.81.11.42.32.01.72.32.3
Percentage of Revenues0.60.30.40.20.50.50.40.20.30.50.40.30.50.5
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Chemicalprocess srt:LatinAmerica gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:Chemicalprocess, srt:NorthAmerica, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9.58.76.67.46.38.29.9109.19.08.69.1107.4
Percentage of Revenues1.91.91.41.81.51.92.02.11.81.91.71.82.11.7
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Chemicalprocess srt:NorthAmerica gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:Chemicalprocess, us-gaap:EMEA, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2120181615191821191920192020
Percentage of Revenues4.24.43.94.03.64.53.64.53.84.23.84.04.34.8
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Chemicalprocess us-gaap:EMEA gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:Coatings, srt:AsiaPacific, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value11118.79.88.78.610.08.49.19.4109.41111
Percentage of Revenues2.32.51.92.32.12.02.01.81.82.02.11.92.32.7
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Coatings srt:AsiaPacific gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:Coatings, srt:LatinAmerica, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2.72.83.12.91.32.42.42.81.92.12.21.82.42.3
Percentage of Revenues0.50.60.70.70.30.60.50.60.40.40.40.40.50.5
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Coatings srt:LatinAmerica gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:Coatings, srt:NorthAmerica, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value7.47.26.36.25.77.25.96.07.07.05.87.57.77.1
Percentage of Revenues1.41.61.31.51.41.71.21.31.41.51.11.51.61.6
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Coatings srt:NorthAmerica gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:Coatings, us-gaap:EMEA, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2020171614181416171916191920
Percentage of Revenues3.94.43.83.93.44.42.83.53.44.23.13.84.14.8
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Coatings us-gaap:EMEA gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:Othermaterials, srt:AsiaPacific, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.10.10.00.10.10.10.10.20.40.00.10.00.20.1
Percentage of Revenues0.00.00.00.00.00.00.00.00.10.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Othermaterials srt:AsiaPacific gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:Othermaterials, srt:LatinAmerica, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.00.10.00.00.00.00.20.00.10.00.00.1
Percentage of Revenues0.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Othermaterials srt:LatinAmerica gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.0

gra:Othermaterials, srt:NorthAmerica, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1.41.61.09999999999999961.10.51.41.11.02.51.21.71.51.91.7
Percentage of Revenues0.30.40.20.30.10.30.20.20.50.30.30.30.40.4
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Othermaterials srt:NorthAmerica gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:Othermaterials, us-gaap:EMEA, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3.54.12.44.12.74.13.13.53.14.53.74.03.74.5
Percentage of Revenues0.70.90.51.00.61.00.60.70.61.00.70.80.81.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:Othermaterials us-gaap:EMEA gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:PharmaConsumer, srt:AsiaPacific, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value4.05.33.40000000000000175.16.54.84.75.0
Percentage of Revenues0.81.20.71.21.61.10.91.1
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:PharmaConsumer srt:AsiaPacific gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.0

gra:PharmaConsumer, srt:LatinAmerica, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value5.65.25.75.44.44.85.74.8
Percentage of Revenues1.11.11.21.31.11.11.11.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:PharmaConsumer srt:LatinAmerica gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.0

gra:PharmaConsumer, srt:NorthAmerica, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value181516151910148.8
Percentage of Revenues3.73.53.43.84.62.42.91.9
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:PharmaConsumer srt:NorthAmerica gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.0

gra:PharmaConsumer, us-gaap:EMEA, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value2014211213131312
Percentage of Revenues4.03.14.62.93.23.22.72.7
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:PharmaConsumer us-gaap:EMEA gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.0

gra:PolyolefinandChemicalCatalysts, srt:AsiaPacific, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value6357475254466848445257524538
Percentage of Revenues12.412.510.112.513.111.113.510.38.711.211.110.59.38.8
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:PolyolefinandChemicalCatalysts srt:AsiaPacific gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:PolyolefinandChemicalCatalysts, srt:LatinAmerica, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3.35.54.94.52.34.85.03.63.84.85.56.14.93.8
Percentage of Revenues0.61.21.01.10.51.11.00.80.71.01.11.21.00.9
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:PolyolefinandChemicalCatalysts srt:LatinAmerica gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:PolyolefinandChemicalCatalysts, srt:NorthAmerica, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4640484246355141524555535132
Percentage of Revenues9.08.810.310.011.18.410.18.910.39.810.610.810.67.5
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:PolyolefinandChemicalCatalysts srt:NorthAmerica gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:PolyolefinandChemicalCatalysts, us-gaap:EMEA, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value6148645856526071866469616658
Percentage of Revenues11.910.713.713.913.412.512.015.216.813.813.312.413.713.5
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:PolyolefinandChemicalCatalysts us-gaap:EMEA gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:RefiningCatalysts, srt:AsiaPacific, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3640342133313748503551495338
Percentage of Revenues7.18.87.45.07.97.57.510.29.87.69.910.011.09.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:RefiningCatalysts srt:AsiaPacific gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:RefiningCatalysts, srt:LatinAmerica, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9.78.8126.68.75.5127.6127.315161413
Percentage of Revenues1.91.92.71.62.11.32.51.62.51.63.03.33.03.1
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:RefiningCatalysts srt:LatinAmerica gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:RefiningCatalysts, srt:NorthAmerica, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value7452654649557769717274716769
Percentage of Revenues14.411.614.011.011.713.215.314.914.015.414.214.513.816.2
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:RefiningCatalysts srt:NorthAmerica gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:RefiningCatalysts, us-gaap:EMEA, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value7876707458757770736676676161
Percentage of Revenues15.416.714.917.913.918.015.414.914.314.214.713.612.614.2
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:RefiningCatalysts us-gaap:EMEA gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Revenues us-gaap:StatementBusinessSegments

gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value373329348305309308389361395349405378364315344317320293306285289281319329313284292273290266328298328312
Percentage of Revenues72.872.274.272.973.873.177.376.877.074.577.976.475.073.275.073.974.673.840.436.137.039.039.838.537.438.237.735.536.237.541.238.539.741.4
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value139127121113109113114109117119114116121115114112109104191200204200205229236219214220228214210214224213
Percentage of Revenues27.227.825.827.126.226.922.723.223.025.522.123.625.026.825.026.125.426.225.325.426.127.825.626.828.229.527.728.528.530.326.327.627.128.3
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Revenues us-gaap:StatementGeographical

country:CA


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value1310149.913111513151212129.313121212121011
Percentage of Revenues2.62.43.02.43.12.73.12.83.12.72.32.61.93.22.82.82.83.02.42.9
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage country:CA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

country:US


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value144115129108114106144124140131143140138112118106108103109115112108242248248214240265248222217227230211215222238202230261247206199195194
Percentage of Revenues28.125.327.625.927.325.328.626.427.328.027.528.328.426.025.724.825.326.124.928.628.829.832.031.531.829.830.031.029.629.828.029.528.629.727.028.728.926.827.930.230.029.628.828.728.4
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage country:US0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:AsiaPacific


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value12512310297112100130117118109133123124100
Percentage of Revenues24.427.021.923.326.923.825.825.023.123.325.725.025.623.2
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage srt:AsiaPacific0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:LatinAmerica


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2423282018192719242130302826
Percentage of Revenues4.85.26.04.94.54.65.44.24.84.55.96.25.96.2
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage srt:LatinAmerica0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:NorthAmerica


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value157126144118127118159137155144155152147126
Percentage of Revenues30.727.730.728.330.528.031.729.230.430.829.930.930.329.2
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage srt:NorthAmerica0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:EMEA


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value205183194182159183187195214194200187185178181173163148175171158142238246242235257280288269271273288254
Percentage of Revenues40.140.241.443.638.243.637.141.641.741.438.538.038.241.439.640.338.237.439.842.440.639.331.431.231.032.632.132.834.536.235.035.535.935.8
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:EMEA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Revenues us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

srt:AsiaPacific, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value10097827387781059694881091019876
Percentage of Revenues19.521.317.517.521.018.521.020.618.418.821.020.620.317.8
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage srt:AsiaPacific gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:AsiaPacific, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2525202424222420242124212523
Percentage of Revenues4.95.64.45.85.95.34.84.44.74.54.74.45.35.4
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage srt:AsiaPacific gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:LatinAmerica, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1314171111101711161221221917
Percentage of Revenues2.53.13.82.62.62.43.42.43.22.64.14.54.04.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage srt:LatinAmerica gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:LatinAmerica, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value119.4109.37.79.19.98.78.59.19.58.39.49.4
Percentage of Revenues2.22.12.32.21.82.22.01.81.71.91.81.71.92.2
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage srt:LatinAmerica gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:NorthAmerica, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value12093114889591128111124118129125118102
Percentage of Revenues23.520.424.321.022.921.625.523.724.325.124.825.324.523.7
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage srt:NorthAmerica gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:NorthAmerica, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3733303031273125312626272823
Percentage of Revenues7.27.36.47.37.66.46.25.56.15.65.05.65.95.5
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage srt:NorthAmerica gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:EMEA, gra:GraceCatalystsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value139124134133114128138141159131145128127119
Percentage of Revenues27.327.328.631.827.330.527.430.231.128.027.926.026.327.7
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:EMEA gra:GraceCatalystsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:EMEA, gra:GraceMaterialsTechnologies


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value6558604945554953546354595759
Percentage of Revenues12.812.812.811.810.813.19.811.410.613.410.611.911.913.7
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:EMEA gra:GraceMaterialsTechnologies0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value787471687171757476737975826995707066107676668164136135137235147144136114125137128136130133136143147145129135123129122
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value43873758376536504505384439323779372636463565351334022945290729852989289029113007298128883676370738143768409541803903403853965230516550495090475645554460449645014314418742713968
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

gra:ART


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value481500522518541538
Percentage of Assets11.013.313.914.212.013.7
Percentage of Assets11.013.313.914.212.013.7
Percentage of Assets gra:ART100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:StatementBusinessSegments

gra:GraceCatalystsTechnologies


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2294255623261757139013951361794804672
Percentage of Assets60.965.065.360.437.834.125.215.617.915.7
Percentage of Assets60.965.065.360.437.834.125.215.617.915.7
Percentage of Assets gra:GraceCatalystsTechnologies100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gra:GraceMaterialsTechnologies


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value448430375326464501508494481458
Percentage of Assets11.910.910.511.212.612.29.49.710.710.7
Percentage of Assets11.910.910.511.212.612.29.49.710.710.7
Percentage of Assets gra:GraceMaterialsTechnologies100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Corporate


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1022946862128516182916318426622654
Percentage of Assets27.224.124.235.039.554.062.659.262.1
Percentage of Assets27.224.124.235.039.554.062.659.262.1
Percentage of Assets us-gaap:Corporate100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value37793450353133294155346035303328333932923228323331072699264325882584249525392512249224933463345034283399372636563333346748244618463146374771435442664200432944254205418343404258
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets86.191.893.891.292.290.089.888.089.690.390.592.091.391.790.986.786.486.387.283.683.686.394.293.189.990.291.087.585.485.989.488.389.791.893.791.593.794.296.398.397.599.9101.6107.3

us-gaap:Liabilities us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

gra:ART


Liabilitiesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value133147173186211177
Percentage of Liabilities3.54.34.95.65.15.0
Percentage of Assets3.03.94.65.14.74.5
Percentage of Assets gra:ART27.829.533.235.939.132.9

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value43873758376536504505384439323779372636463565351334022945290729852989289029113007298128883676370738143768409541803903403853965230516550495090475645554460449645014314418742713968
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value34630523131634537739544538134733027328823925639240239236849148539120725338136436551255956056060152340130839227925015969103-2.5-75.7-299.2
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.98.16.18.77.79.810.111.810.29.59.37.88.58.18.813.213.513.612.716.316.313.65.76.810.09.78.912.314.313.910.411.510.17.96.18.36.15.63.51.52.4-0.1-1.8-7.5

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1018886875833171910361134105110079808578457887277287157156286547487108931184142615031338169017991466159722942689254924292440235822342133214920631947181819041628
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets23.223.623.222.838.227.028.927.827.026.924.024.123.224.725.124.023.921.822.524.923.830.932.238.539.435.541.343.137.639.642.551.449.448.147.949.649.147.847.845.845.143.444.641.0

us-gaap:AssetsCurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

gra:ART


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value246265286270285300
Percentage of AssetsCurrent24.230.032.732.416.626.5
Percentage of Assets5.67.17.67.46.37.6
Percentage of Assets gra:ART51.253.154.852.152.755.8

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value312290304268997193282218159203200150131149152175161769020419441432933136632655760828342296410549421319133612511111100810489238948191015919841782893460480
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.17.78.17.422.15.07.25.84.35.65.64.33.95.15.35.95.42.63.16.86.514.49.08.99.68.713.614.57.310.517.920.218.226.126.326.324.422.623.320.520.719.623.80.00.00.022.50.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value31229230626899719328221815920320115313215116318617286100339
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.17.88.17.422.15.07.25.84.35.65.64.43.95.15.66.25.83.03.59.2

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value297267264239218258307265310257288279277269285253265244273252216209458455480447481527539504469467470429474471497458461475488429380365
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.87.17.06.64.96.77.87.08.37.18.17.98.29.19.88.58.98.59.48.47.37.212.512.312.611.911.712.613.812.58.78.99.18.59.39.910.910.310.310.611.310.38.99.2

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value358273253255267339309336318316281319307256230239236234228236233211304323322325332337334324295314313317278309317358329355313303259220
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.27.36.77.05.98.87.98.98.58.77.99.19.08.77.98.07.98.17.87.97.87.38.38.78.58.68.18.18.68.05.56.06.16.35.56.57.08.07.37.97.37.26.15.6

Other Assets Current

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value50535169236245235230219202869470514936416352455549837788958410092113991409194789594869510777979080
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.21.41.41.95.26.46.06.15.95.62.42.72.11.71.71.21.42.21.81.51.91.72.32.12.32.52.12.42.42.81.82.71.81.91.52.02.11.92.12.41.82.32.12.0

Noncurrent Assets

us-gaap:NoncurrentAssets

us-gaap:NoncurrentAssets


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value120813171110831756636
Percentage of NoncurrentAssets100.0100.0100.0100.0100.0100.0
Percentage of Assets32.133.531.128.626.017.3

us-gaap:NoncurrentAssets us-gaap:StatementGeographical

country:CA


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value231816151313
Percentage of NoncurrentAssets1.91.41.51.91.82.0
Percentage of Assets0.60.50.50.50.50.4
Percentage of Assets country:CA0.00.00.00.00.00.0

country:DE


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value267228172142109110
Percentage of NoncurrentAssets22.117.315.517.114.517.4
Percentage of Assets7.15.84.84.93.83.0
Percentage of Assets country:DE0.00.00.00.00.00.0

country:US


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value799937793599564464
Percentage of NoncurrentAssets66.171.271.472.174.672.9
Percentage of Assets21.223.822.220.619.412.6
Percentage of Assets country:US0.00.00.00.00.00.0

gra:EMEAexcludingGermany


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value414548453917
Percentage of NoncurrentAssets3.43.44.45.45.22.7
Percentage of Assets1.11.11.41.61.40.5
Percentage of Assets gra:EMEAexcludingGermany0.00.00.00.00.00.0

srt:AsiaPacific


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value7280722121
Percentage of NoncurrentAssets6.06.16.62.52.8
Percentage of Assets1.92.02.00.70.7
Percentage of Assets srt:AsiaPacific0.00.00.00.00.0

srt:LatinAmerica


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value5.97.26.77.97.5
Percentage of NoncurrentAssets0.50.50.60.91.0
Percentage of Assets0.20.20.20.30.3
Percentage of Assets srt:LatinAmerica0.00.00.00.00.0

srt:NorthAmerica


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value822956809615578
Percentage of NoncurrentAssets68.072.672.974.076.4
Percentage of Assets21.824.322.721.219.9
Percentage of Assets srt:NorthAmerica0.00.00.00.00.0

us-gaap:EMEA


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value308273221187149128
Percentage of NoncurrentAssets25.520.719.922.519.720.1
Percentage of Assets8.27.06.26.45.13.5
Percentage of Assets us-gaap:EMEA0.00.00.00.00.00.0

Assets Noncurrent

us-gaap:AssetsNoncurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:AssetsNoncurrent

gra:ART


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value234234235248256237
Percentage of AssetsNoncurrent100.0100.0100.0100.0100.0100.0
Percentage of Assets5.46.26.36.85.76.0
Percentage of Assets gra:ART48.846.945.247.947.344.2

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value27582640249422622057258826512706255524462377
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets73.367.270.077.870.670.464.850.250.254.455.7

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

us-gaap:Building


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value476438425404375529530524500474476
Percentage of PropertyPlantAndEquipmentGross17.316.617.017.918.220.420.019.419.619.420.1
Percentage of Assets12.711.211.913.912.914.412.99.79.810.611.2
Percentage of Assets us-gaap:Building0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConstructionInProgress


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value17528622913510010310210710110679
Percentage of PropertyPlantAndEquipmentGross6.410.99.26.04.94.03.94.04.04.33.3
Percentage of Assets4.77.36.44.73.52.82.52.02.02.41.9
Percentage of Assets us-gaap:ConstructionInProgress0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Land


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2629281410.0181820191819
Percentage of PropertyPlantAndEquipmentGross1.01.11.10.60.50.70.70.70.80.70.8
Percentage of Assets0.70.80.80.50.30.50.50.40.40.40.4
Percentage of Assets us-gaap:Land0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:MachineryAndEquipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value19561754166815711445175618251883
Percentage of PropertyPlantAndEquipmentGross70.966.466.969.570.367.968.869.6
Percentage of Assets51.944.646.854.149.747.844.634.9
Percentage of Assets us-gaap:MachineryAndEquipment0.00.00.00.00.00.00.00.0

us-gaap:TechnologyEquipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value124131142136125180175172146156143
Percentage of PropertyPlantAndEquipmentGross4.55.05.76.06.17.06.66.45.76.46.0
Percentage of Assets3.33.34.04.74.34.94.33.22.93.53.4
Percentage of Assets us-gaap:TechnologyEquipment0.00.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1574155415501509148415031497148814871495148214961482149714631438139713581327133713131306174617471818189418761830180717831785178017421758172217651764173716751611
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 Assets35.941.441.241.432.939.138.139.439.941.041.642.643.650.950.348.246.747.045.644.544.145.247.547.144.446.934.835.035.035.335.137.438.339.438.339.240.941.539.240.6

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value12671193120811561144115311431098107610431011984955829799762749740729731729627842813833829770723702690
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets28.931.732.131.725.430.029.129.128.928.628.428.028.128.227.525.525.125.625.124.324.421.722.922.020.415.415.116.116.417.4

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value791560562559556556556555557540540544541405402401397394394395403336439439444443452460467455457204201194196170145150148149130129125118
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets18.014.914.915.312.414.514.214.715.014.815.215.515.913.813.813.513.313.713.513.113.511.711.911.911.711.811.111.012.011.38.53.93.93.83.93.63.23.43.33.33.03.12.93.0

us-gaap:Goodwill us-gaap:BusinessAcquisition

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Goodwillus-gaap:
Period End2021-06-01
Value230
Percentage of Goodwill0.0
Percentage of Assets0.0
Percentage of Assets gra:FineChemistryServicesBusinessOfAlbemarleCorporation0.0

us-gaap:Goodwill us-gaap:StatementBusinessSegments

gra:GraceCatalystsTechnologies


Goodwillus-gaap:
Period End2021-06-302020-12-312019-12-312018-12-312018-09-302018-06-302017-12-312016-12-312016-09-302015-12-312014-12-312013-12-312012-12-312011-12-31
Value5165175134964994963573533532922932933914
Percentage of Goodwill65.292.092.191.891.891.888.989.789.566.764.964.120.19.6
Percentage of Assets11.813.713.013.914.214.612.312.111.88.07.25.40.80.3
Percentage of Assets gra:GraceCatalystsTechnologies0.022.620.121.30.00.020.40.00.021.121.121.55.01.8

gra:GraceMaterialsTechnologies


Goodwillus-gaap:
Period End2021-06-302020-12-312019-12-312018-12-312018-09-302018-06-302017-12-312016-12-312016-09-302015-12-312014-12-312013-12-312012-12-312011-12-31
Value27545434444444440414850414039
Percentage of Goodwill34.88.07.98.28.28.211.110.310.511.011.19.020.626.9
Percentage of Assets6.31.21.11.21.31.31.51.41.41.31.20.80.80.9
Percentage of Assets gra:GraceMaterialsTechnologies0.010.110.211.70.00.013.70.00.010.410.18.18.28.3

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value517315320326331337342348353351356359364251255259261265269270267224260265273278288296305310315767878828464687056
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.88.48.58.97.48.88.79.29.59.610.010.210.78.58.88.78.89.29.29.09.07.87.17.27.27.47.07.17.87.75.81.51.51.61.61.81.41.51.61.3

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2020-12-312011-09-302011-06-302010-12-31
Value320735356
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0
Percentage of Assets8.51.61.21.3

Deferred Tax Assets Liabilities Net

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:DeferredTaxAssetsLiabilitiesNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312012-12-312011-12-312010-12-31
Value556510518548691697700706714733660736766776807826803821885986805856
Percentage of DeferredTaxAssetsLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets14.813.014.518.923.123.324.224.323.824.622.920.020.720.321.420.219.221.116.419.417.920.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value3534312829
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0
Percentage of Assets0.90.90.80.80.8

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value6768555151665451444511391784839343333373735317359606260576163403634292438391041081169096102105
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.51.81.51.41.11.71.41.41.21.33.22.62.31.61.31.21.11.21.31.21.21.12.01.61.61.71.51.41.61.60.70.70.70.60.50.80.92.42.42.62.12.32.42.6

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value290262262210207258302266270257248245262217210195199199195162163159266262273258255298311305249249279284249253259259257265259257207170
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.67.07.05.84.66.77.77.07.37.17.07.07.77.47.26.56.76.96.75.45.55.57.37.17.26.96.27.18.07.64.64.85.45.64.95.35.75.85.75.96.06.14.84.3

Accrued Income Taxes Current

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:AccruedIncomeTaxesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value7.79.05.18.410118.61318181124201712148.55.65.73131354956433434433230322957414453505951694430
Percentage of AccruedIncomeTaxesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.10.20.20.30.20.40.50.50.30.70.60.60.40.50.30.20.21.11.11.21.31.51.10.90.81.00.80.80.60.61.10.80.91.11.11.31.11.51.00.7

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value373433353334353634414043262919
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.90.90.91.00.70.90.91.00.91.11.11.20.81.00.7

Debt Current

us-gaap:DebtCurrent

us-gaap:DebtCurrent


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1714151872423232223222222231420468644767780788472768896971571497686706783725759574636343710
Percentage of DebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.40.40.516.10.60.60.60.60.60.60.60.70.50.71.62.91.52.62.62.72.72.31.92.02.42.42.34.03.71.41.61.41.31.61.51.31.31.31.00.90.80.90.3

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value59655955949513606967457046796365145335034654484494704344804734554647077156886621182123012791269635640632597646634618617635672602574532494
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.614.914.913.630.218.118.918.618.217.414.415.214.815.815.415.115.715.016.515.715.316.119.219.318.117.628.929.432.831.411.812.212.211.812.713.313.613.814.114.914.013.712.512.5

us-gaap:LiabilitiesCurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

gra:ART


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value133147173185211177
Percentage of LiabilitiesCurrent22.426.330.937.515.523.8
Percentage of Assets3.03.94.65.14.74.5
Percentage of Assets gra:ART27.729.433.135.839.032.9

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1112109.79.08.99.39.58.68.70.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.30.30.30.30.20.20.20.30.20.20.0

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherAccruedLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value95949581807588828472817675797057565763556076116119117113112139145161109108888710299112116111124117104
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.22.52.52.21.82.02.32.22.32.02.32.22.22.72.41.91.92.02.21.82.02.63.23.23.13.02.73.33.74.02.02.11.71.72.02.12.52.62.52.82.72.5

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value289282281266428414419415386356243265217233217207183189208233211226356380339315340344320325292289274238307305297291316352300273278307
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.67.57.57.39.510.810.711.010.49.86.87.66.47.97.57.06.16.67.27.87.17.89.710.38.98.48.38.28.28.15.45.55.34.76.06.46.56.57.07.87.06.56.57.8

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value22681974197519851993195419571959196019611961196319631531152315211516151115071513150815072144214321462143191919299169215.37.49.21113132.63.03.33.02.72.62.90.4
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets51.752.552.554.444.250.949.851.852.653.855.055.957.752.052.451.050.752.351.850.350.652.258.357.856.356.946.946.223.522.80.10.10.20.20.30.30.10.10.10.10.10.10.10.0

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value109.9108.07.97.57.5
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.30.30.20.20.20.2

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

country:US, us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-31
Value226183154
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent100.0100.0100.0
Percentage of Assets6.04.74.3
Percentage of Assets country:US us-gaap:PensionPlansDefinedBenefit0.00.00.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value422336278293243
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent186.9183.6180.00.00.0
Percentage of Assets11.28.67.810.18.4
Percentage of Assets us-gaap:ForeignPlan us-gaap:PensionPlansDefinedBenefit0.00.00.00.00.0

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value649519433502424
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent286.9283.6280.00.00.0
Percentage of Assets17.213.212.117.314.6
Percentage of Assets us-gaap:PensionPlansDefinedBenefit0.00.00.00.00.0

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3.43.33.14.04.36.66.56.36.26.06.16.36.56.76.94.13.23.63.63.33.23.44.74.44.03.33.1111110101010109.99.49.28.68.16.56.86.76.98.7
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.10.10.20.20.20.20.20.20.20.20.20.20.10.10.10.10.10.10.10.10.10.10.10.10.30.30.30.20.20.20.20.20.20.20.20.20.10.20.20.20.2

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3203233473162812933082392652643192801881851691651531191231351381251241111121231241311401836545454545434445494543424341
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.38.69.28.76.27.67.86.37.17.39.08.05.56.35.85.55.14.14.24.54.64.33.43.02.93.33.03.23.64.51.20.90.90.90.90.91.01.01.11.01.01.01.01.0

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value363725252525262220210.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.81.00.70.70.60.70.70.60.50.60.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value8700000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0
Percentage of Assets0.2

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-31
Value5200000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets0.1

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value3400000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets0.1

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value2200000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.1

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value15
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets0.4

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value3535322830
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0
Percentage of Assets1.00.90.90.80.8

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value46
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets1.2

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value10
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets0.3

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value34630523131634537739544538134733027328823925639240239236849148539120725338136436551255956056060152340130839227925015969103-2.5-75.7-299.2
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.98.16.18.77.79.810.111.810.29.59.37.88.58.18.813.213.513.612.716.316.313.65.76.810.09.78.912.314.313.910.411.510.17.96.18.36.15.63.51.52.4-0.1-1.8-7.5

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value350308234320349383402451387353337280294245263397405395372494489394212257385368369524570571571611534411318402288259167751094.2-68.8-175.1-229.5-234.4-290.5-353.8-276.4
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.08.26.28.87.810.010.212.010.49.79.58.08.78.39.113.313.613.712.816.416.413.75.86.910.19.89.012.514.614.110.611.710.38.26.38.56.35.83.71.72.50.1-1.60.00.00.0-7.30.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value-1.0-1.0-0.9-0.7-0.7-0.6-0.5-0.10.00.10.20.20.50.70.91.21.51.92.21.82.12.53.04.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.3-0.3-0.4-0.2-0.2-0.2-0.1-0.00.00.00.10.10.20.30.30.30.40.50.60.40.40.61.41.1
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.1
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value-7.6-10.6-12.6-12.2-15.2-14.4-13.4-18.1-17.6-11.5-8.5-3.9-6.0-0.8-2.6-3.3-2.9-2.7-3.4-6.4-7.0-6.7-3.7-6.7-5.3-6.9-5.0-0.5
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-2.2-3.4-5.4-3.8-4.3-3.8-3.3-4.0-4.5-3.3-2.5-1.4-2.0-0.3-1.0-0.8-0.7-0.7-0.9-1.3-1.4-1.7-1.7-2.6-1.4-1.9-1.4-0.1
Percentage of Assets-0.2-0.3-0.3-0.3-0.3-0.4-0.3-0.5-0.5-0.3-0.2-0.1-0.2-0.0-0.1-0.1-0.1-0.1-0.1-0.2-0.2-0.2-0.1-0.2-0.1-0.2-0.1-0.0
Percentage of Assets us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value53562953718078856376674655233943566566586059-66.8-73.6-36.8-36.9-23.86.0359.210-527.7-561.5-577.2-607.3-610.7-613.7-562.3-578.5-605.1-481.3-502.4-518.1-575.7-571.6-520.6-514.5-560.3-350.1
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest15.118.312.516.820.520.919.618.916.421.620.116.618.99.515.211.013.916.517.811.812.415.1-31.4-28.6-9.6-10.0-6.41.16.21.61.9-86.2-105.1-140.2-190.8-151.8-212.6-216.8-345.4-799.3-438.3-11961.9753.1328.8249.1222.1177.1158.4126.7
Percentage of Assets1.21.50.81.51.62.12.02.31.72.11.91.31.60.81.41.51.92.32.31.92.02.1-1.8-2.0-1.0-1.0-0.60.10.90.20.2-10.1-10.9-11.4-11.9-12.8-13.5-12.6-12.9-13.4-11.2-12.0-12.10.00.00.0-13.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value616742668795921038187765061234145576667636564-66.1-67.1-34.3-33.6-22.85.2
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest17.622.018.320.825.124.823.022.920.924.822.617.920.89.515.811.514.316.718.212.713.416.2-31.1-26.1-8.9-9.1-6.20.9
Percentage of Assets1.41.81.11.81.92.52.42.72.22.42.11.41.80.81.41.51.92.32.32.12.22.2-1.8-1.8-0.9-0.9-0.60.1
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStockIncludingAdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value466468473471469467478475470469481477472476475476474479488490493495496491491499526539542545534530559543537517487479473469463457456454451448446437432
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest133.3151.9202.1147.0134.2121.7119.0105.2121.4132.8143.0170.5160.3193.9180.6119.9117.0121.2131.099.2100.9125.6233.7191.1127.6135.6142.8102.995.095.593.586.8104.7132.0168.8128.6168.8185.0282.7619.9422.410897.6-663.7-259.6-196.6-191.2-153.7-123.6-156.4
Percentage of Assets10.612.512.612.910.412.212.212.612.612.913.513.613.916.216.415.915.916.616.816.316.517.213.513.312.913.212.912.913.913.59.910.210.810.810.610.910.710.810.510.410.710.910.70.00.00.011.30.00.0
Percentage of Assets us-gaap:CommonStockIncludingAdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value3.43.33.14.04.36.66.56.36.26.06.16.36.56.76.94.13.23.63.63.33.23.44.74.44.03.33.1111110101010109.99.49.28.68.16.56.86.76.98.79.39.48.77373
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest1.01.11.31.21.21.71.61.41.61.71.82.22.22.72.61.00.80.91.00.70.70.92.21.71.00.90.82.32.01.91.91.72.02.53.12.33.23.34.88.66.2159.5-10.0-5.0-4.1-4.0-3.0-20.7-26.5
Percentage of Assets0.10.10.10.10.10.20.20.20.20.20.20.20.20.20.20.10.10.10.10.10.10.10.10.10.10.10.10.30.30.30.20.20.20.20.20.20.20.20.20.10.20.20.20.00.00.00.20.00.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value74069564871272575273077674168367662562560357371067764761961659549043641640234429227620265156005304483955064313623012431618531-13.2-68.2-119.1-175.4-246.6-368.1
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest211.5225.6276.7222.2207.4196.0181.6172.0191.4193.1200.8223.2212.1245.5217.7178.9167.0163.7166.3124.6121.8124.3205.3161.6104.493.679.252.735.411.52.898.199.4108.9124.2126.0149.4139.6179.8321.0147.32045.2-46.17.529.750.860.469.7133.2
Percentage of Assets16.918.517.219.516.119.618.620.619.918.719.017.818.420.519.723.822.722.421.320.520.017.011.911.210.59.27.16.65.21.60.311.510.38.97.810.79.58.16.75.43.72.10.70.00.00.0-4.40.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value-913.1-915.1-920.6-920.6-920.8-922.3-892.2-892.2-893.7-881.8-895.5-875.7-865.7-864.6-832.1-837.2-806.1-800.5-804.9-673.6-663.7-655.0-658.4-581.3-475.9-442.2-429.2-309.6-220.3-60.50.0-1.7-4.9-13.2-16.8-20.6-25.4-28.7-36.8-38.0-41.2-43.7-45.9-49.4-50.2-52.2-55.9-57.4-63.7
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-260.9-296.8-392.6-287.2-263.4-240.2-221.8-197.5-230.8-249.2-265.7-312.5-293.6-351.6-316.0-210.9-198.7-202.3-216.1-136.2-135.7-165.9-309.8-225.8-123.5-120.1-116.3-59.0-38.6-10.60.0-0.3-0.9-3.2-5.3-5.1-8.8-11.1-22.0-50.2-37.5-1040.566.728.221.922.319.216.223.0
Percentage of Assets-20.8-24.3-24.4-25.2-20.4-24.0-22.7-23.6-24.0-24.2-25.1-24.9-25.4-29.4-28.6-28.0-27.0-27.7-27.6-22.4-22.3-22.7-17.9-15.7-12.5-11.7-10.5-7.4-5.6-1.50.0-0.0-0.1-0.3-0.3-0.4-0.6-0.6-0.8-0.8-1.0-1.0-1.10.00.00.0-1.40.00.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value465467473470468466477474469469481477472476474475474478487489492495496491491498526538541545533530558542536516486479472468463457455445
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.612.412.612.910.412.112.212.612.612.913.513.613.916.216.315.915.916.616.716.316.517.113.513.212.913.212.812.913.913.59.910.110.810.710.510.910.710.710.510.410.710.910.711.2

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value74069564871272575273077674168367662562560357371067764761961659549043641640234429227620265156005304483955064313623012431618531-175.4
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets16.918.517.219.516.119.618.620.619.918.719.017.818.420.519.723.822.722.421.320.520.017.011.911.210.59.27.16.65.21.60.311.510.38.97.810.79.58.16.75.43.72.10.7-4.4

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value53562953718078856376674655233943566566586059-66.8-73.6-36.8-36.9-23.86.0359.210-527.7-561.5-577.2-607.3-610.7-613.7-562.3-578.5-605.1-481.3-502.4-518.1-514.5
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.21.50.81.51.62.12.02.31.72.11.91.31.60.81.41.51.92.32.31.92.02.1-1.8-2.0-1.0-1.0-0.60.10.90.20.2-10.1-10.9-11.4-11.9-12.8-13.5-12.6-12.9-13.4-11.2-12.0-12.1-13.0

Treasury Stock Value

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value913915920920920922892892893881895875865864832837806800804673663655658581475442429309220600.01.74.91316202528363841434555
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets20.824.324.425.220.424.022.723.624.024.225.124.925.429.428.628.027.027.727.622.422.322.717.915.712.511.710.57.45.61.50.00.00.10.30.30.40.60.60.80.81.01.01.11.4

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3.43.33.14.04.36.66.56.36.26.06.16.36.56.76.94.13.23.63.63.33.23.44.74.44.03.33.1111110101010109.99.49.28.68.16.56.86.76.98.7
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.10.10.20.20.20.20.20.20.20.20.20.20.10.10.10.10.10.10.10.10.10.10.10.10.30.30.30.20.20.20.20.20.20.20.20.20.10.20.20.20.2

Stock Issued During Period Value New Issues

us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:StockIssuedDuringPeriodValueNewIssues


Stock
Period End2021-06-302021-03-312020-06-302020-03-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-12-31
Value0.70.10.80.01.4-0.30.1-0.10.80.00.00.00.10.00.10.10.00.00.71.20.5
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.0100.00.0100.0100.0100.0100.0100.00.00.00.0100.00.0100.0100.00.00.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents

us-gaap:CommonStockIncludingAdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-12-31
Value-0.6-5.3-0.2-0.7-10.3-0.5-7.40.00.0-3.9-1.3-2.80.00.10.00.10.10.00.00.71.20.5
Percentage of StockIssuedDuringPeriodValueNewIssues-85.7-5300.00.0-87.50.0-35.72466.70.0-0.0-487.50.00.00.0100.00.0100.0100.00.00.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStockIncludingAdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-12-312016-09-302015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-12-31
Value1.35.40.21.5101.97.10.1-0.14.71.30.00.00.00.00.00.00.00.00.0
Percentage of StockIssuedDuringPeriodValueNewIssues185.75400.00.0187.50.0135.7-2366.7100.0100.0587.50.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
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

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312011-06-302011-03-312010-06-302010-03-31
Value4669907413054123123737110811530895112710435108-180.488-5.6
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312011-06-302011-03-312010-06-302010-03-31
Value-319.4-52.4-22.1-34.5-45.5-73.7-40.3-42.5-81.2-46.1-52.6-66.9-450.5-48.5-40.0-30.4-27.9-30.9-42.1-24.1-28.3-94.9
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312011-06-302011-03-312010-06-302010-03-31
Value291-26.2-38.2-770.7718-67.0-22.0-18.7-36.9-21.8-6.7-27.1405-55.1-35.2-86.48.2-21.46.90.36.4-3.7
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value20-13.737-728.9804-89.26459-43.92.84720-18.5-12.2-23.01386-14.2
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value29282726252525252424242525252828272726272323323233333434343431303031302929293031292928273029
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value18141410-37.4-47.330-35.850-26.6101.75.3-20.125-16.415-19.825277.1-44.33.51531-11.3-25.6-6.03621-8.3-8.542-39.6-0.7-38.953-11.1-6.2-6.65537-32.2-1.22919
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2721-5.7-14.6-73.431-27.9201.935-35.1102723-8.90.6-0.54.4-5.2-1.9-2.910-15.017-3.82.52.2109.630-46.3-1.8-3.342-33.3-14.1-32.626-22.4428.238-10.4131320
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312011-06-302011-03-312010-06-302010-03-31
Value4669907413054123123737110811530895112710435108-180.488-5.6
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312011-06-302011-03-312010-06-302010-03-31
Value4568-43.57.0-7.342-28.353762469163843-123.0474342153938-2.72013575275545156
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

gra:ART


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value106.5152.86.62.5277.612
Percentage of NetIncomeLoss22.59.5-34.740.0-90.46.0-97.914.215.7
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage gra:ART0.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4568-40.96.7-9.642-28.153762468153843-123.1474342153938-2.92014575215751365051698353-111.97669615881755444545156
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.10.2-0.3-2.30.10.10.2-0.1-0.2-0.2-0.2-0.2-0.1-0.3-0.40.00.30.1-0.2-0.20.20.30.10.1-0.20.50.50.20.50.30.50.3-0.30.50.40.40.0-0.1-0.3-0.2-0.10.00.00.4
Percentage of ProfitLoss0.20.3-4.524.00.20.20.3-0.4-0.3-1.3-0.5-0.50.1-0.6-0.90.01.90.3-0.56.91.02.10.20.2-1.30.70.40.41.00.40.60.60.30.70.60.70.0-0.1-0.4-0.4-0.20.00.00.7
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value45687.0-7.34253762469163843-123.0474342153941-2.72013575215741365051698252-111.67569605881755444555056
Percentage of ProfitLoss99.899.7104.576.099.899.899.7100.4100.3101.3100.5100.599.9100.6100.9100.098.199.7108.893.1100.097.999.899.8101.399.399.699.699.099.699.499.499.799.399.499.3100.0100.1100.4100.4100.2100.299.899.3
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312011-06-302011-03-312010-06-302010-03-31
Value-319.4-52.4-22.1-34.5-45.5-73.7-40.3-42.5-81.2-46.1-52.6-66.9-450.5-48.5-40.0-30.4-27.9-30.9-42.1-24.1-28.3-94.9
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Payments To Acquire Productive Assets

us-gaap:PaymentsToAcquireProductiveAssets

us-gaap:PaymentsToAcquireProductiveAssets


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value21553128375751416338547040503926283127322234423833404840414038443538443236254439342343262417
Percentage of PaymentsToAcquireProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312011-06-302011-03-312010-06-302010-03-31
Value291-26.2-38.2-770.7718-67.0-22.0-18.7-36.9-21.8-6.7-27.1405-55.1-35.2-86.48.2-21.46.90.36.4-3.7
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value0.022191919201818181816161616141414141112120.00.00.0
Percentage of PaymentsOfDividendsCommonStock0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value0.00.00.0400.00.0254.8191014350.0352010.0140202015811115355135100173600.00.00.00.0
Percentage of PaymentsForRepurchaseOfCommonStock0.00.00.0100.00.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateStatedPercentage

gra:SeniorNotesDue2021


Debt
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-09-16
Value5.1250.051250.051250.051250.051250.051250.051250.051250.051250.051250.051250.051250.051250.051250.051250.051250.051250.051250.051250.051250.051250.051250.051250.05125
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations gra:SeniorNotesDue20210.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:SeniorNotesDue2024


Debt
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-09-16
Value5.6250.056250.056250.056250.056250.056250.056250.056250.056250.056250.056250.056250.056250.056250.056250.056250.056250.056250.056250.056250.056250.056250.056250.05625
Percentage of DebtInstrumentInterestRateStatedPercentage109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8109.8
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations gra:SeniorNotesDue20240.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value3.121.1-26.3890.1170.2720.042-0.080.307-0.0380.0140.364-0.055-0.0080.329-0.0240.001-0.0020.381-0.1230.0920.0410.350.2460.2530.35
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:EmployeeStockOption


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value66.8972.372.3472.0466.8371.0155.7742.6
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value181514171823268083627998134
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312012-12-312011-12-312010-12-31
Value38241912313131314139211010101212-13.6-12.41840100104
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gra:AdjustedEBIT

gra:AdjustedEBIT


Adjusted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value1098596696482134107126104118122119951151081048611810296821078482
Percentage of AdjustedEBIT100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gra:AdjustedEBITinventorywriteoff

gra:AdjustedEBITinventorywriteoff


Adjusted
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-30
Value0.10.90.1190.00.03.60.00.00.0
Percentage of AdjustedEBITinventorywriteoff100.0100.0100.0100.00.00.0100.00.00.00.0

gra:AdjustmenttoAdditionalPaidInCapitalTaxPaymentsRelatedtoStockbasedCompensation

gra:AdjustmenttoAdditionalPaidInCapitalTaxPaymentsRelatedtoStockbasedCompensation


Adjustmentto
Period End2021-03-312020-03-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2200000.04100000.0600000.04300000.00-100000.02300000.0700000.00100000.0200000.02200000.0
Percentage of AdjustmenttoAdditionalPaidInCapitalTaxPaymentsRelatedtoStockbasedCompensation100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0

gra:AdjustmenttoAdditionalPaidInCapitalTaxPaymentsRelatedtoStockbasedCompensation us-gaap:StatementEquityComponents

us-gaap:CommonStockIncludingAdditionalPaidInCapital


Adjustmentto
Period End2021-03-312020-03-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2200000.04100000.0600000.04300000.00-100000.02300000.0700000.00100000.0200000.02200000.0
Percentage of AdjustmenttoAdditionalPaidInCapitalTaxPaymentsRelatedtoStockbasedCompensation100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0

gra:AmortizationofAcquiredInventoryFairValueAdjustment

gra:AmortizationofAcquiredInventoryFairValueAdjustment


Amortizationof
Period End2021-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302016-12-312016-09-302015-12-312015-09-30
Value2200000.000002300000.04600000.00003900000.04100000.000
Percentage of AmortizationofAcquiredInventoryFairValueAdjustment100.00.00.00.00.0100.0100.00.00.00.0100.0100.00.00.0

gra:CashPaidRedemptionOfDebtIncludingPremiumAndInterest us-gaap:DebtInstrument

gra:CashPaidRedemptionOfDebtIncludingPremiumAndInterest

gra:SeniorNotesDue2021


Cash
Period End2020-07-13
Value748
Percentage of CashPaidRedemptionOfDebtIncludingPremiumAndInterest100.0

gra:CashPaidRedemptionofDebtIncludingPremiumandInterest us-gaap:DebtInstrument

gra:CashPaidRedemptionofDebtIncludingPremiumandInterest

gra:SeniorNotesDue2021


Cash
Period End2020-07-13
Value748
Percentage of CashPaidRedemptionofDebtIncludingPremiumandInterest100.0

gra:CashPaidRedemptionofDebtIncludingPremiumandInterest us-gaap:DebtInstrument, us-gaap:SubsequentEventType

gra:SeniorNotesDue2021, us-gaap:SubsequentEvent


Cash
Period End2020-07-13
Value748
Percentage of CashPaidRedemptionofDebtIncludingPremiumandInterest100.0

gra:Cashpaidforlegacymatters

gra:Cashpaidforlegacymatters


Cashpaidforlegacymatters
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value103.53.94.84.77.65.56.04.63.24.85.56.36.3
Percentage of Cashpaidforlegacymatters100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gra:CertainPensionCosts us-gaap:StatementBusinessSegments

gra:CertainPensionCosts

us-gaap:Corporate


Certain
Period End2021-06-302021-03-312020-06-302020-03-31
Value-2.2-2.0-3.5-3.1
Percentage of CertainPensionCosts100.0100.0100.0100.0

us-gaap:CorporateNonSegment


Certain
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value3.63.53.14.54.64.83.84.03.83.43.23.13.13.13.16.46.36.58.08.08.36.86.96.7
Percentage of CertainPensionCosts0.0-100.0-100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gra:Costsrelatedtolegacymatters

gra:Costsrelatedtolegacymatters


Costsrelatedtolegacymatters
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4.64.63.3302.82.7513.71.5463.5742.22.0
Percentage of Costsrelatedtolegacymatters100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gra:DebtInstrumentBasisSpreadOnVariableBaseRate us-gaap:DebtInstrument

gra:DebtInstrumentBasisSpreadOnVariableBaseRate

gra:A2028TermLoan


Debt
Period End2021-06-01
Value1.0
Percentage of DebtInstrumentBasisSpreadOnVariableBaseRate100.0

gra:DepreciationandAmortizationIncludedinIncomeLossFromEquityMethodInvestments

gra:DepreciationandAmortizationIncludedinIncomeLossFromEquityMethodInvestments


Depreciationand
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value1800000.01100000.01100000.0400000.0400000.0200000.0100000.0100000.0
Percentage of DepreciationandAmortizationIncludedinIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0

gra:EstimateOf2Q21CostsOfWeatherEvent

gra:EstimateOf2Q21CostsOfWeatherEvent


Estimate
Period End2021-03-31
Value6500000.0
Percentage of EstimateOf2Q21CostsOfWeatherEvent100.0

gra:EstimateOfTotalCostsOfWeatherEvent

gra:EstimateOfTotalCostsOfWeatherEvent


Estimate
Period End2021-03-31
Value15
Percentage of EstimateOfTotalCostsOfWeatherEvent100.0

gra:EstimatedannualexpensesrelatedtoPDTrust

gra:EstimatedannualexpensesrelatedtoPDTrust


Estimatedannualexpensesrelatedto
Period End2021-06-302021-03-312020-12-31
Value0200000.00
Percentage of EstimatedannualexpensesrelatedtoPDTrust0.0100.00.0

gra:ExpectedAcquisitionPricePerShare us-gaap:SubsequentEventType

gra:ExpectedAcquisitionPricePerShare

us-gaap:SubsequentEvent


Expected
Period End2021-04-26
Value70.0
Percentage of ExpectedAcquisitionPricePerShare100.0

gra:Expendituresforotherinvestingactivitiesincludedinaccountspayable

gra:Expendituresforotherinvestingactivitiesincludedinaccountspayable


Expendituresforotherinvestingactivitiesincludedinaccountspayable
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-0.4-2.9-6.7100.0-8.31113
Percentage of Expendituresforotherinvestingactivitiesincludedinaccountspayable100.0100.0100.0100.00.0100.0100.0100.0

gra:GainLossOnDispositionOfAssetsIncludedInOtherIncomeExpenseNet

gra:GainLossOnDispositionOfAssetsIncludedInOtherIncomeExpenseNet


Gain
Period End2021-06-302021-03-312020-06-302020-03-31
Value1800000.0700000.02100000.0500000.0
Percentage of GainLossOnDispositionOfAssetsIncludedInOtherIncomeExpenseNet100.0100.0100.0100.0

gra:GainLossonComponentsExcludedfromAssessmentofNetInvestmentHedgeEffectiveness us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

gra:GainLossonComponentsExcludedfromAssessmentofNetInvestmentHedgeEffectiveness

us-gaap:CurrencySwap, us-gaap:NetInvestmentHedging


Gain
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value700000.0800000.0600000.0800000.0900000.0900000.0800000.0
Percentage of GainLossonComponentsExcludedfromAssessmentofNetInvestmentHedgeEffectiveness100.0100.0100.0100.0100.0100.0100.0

gra:GainLossonDispositionofAssetsincludedinOtherIncomeExpensenet

gra:GainLossonDispositionofAssetsincludedinOtherIncomeExpensenet


Gain
Period End2020-09-302020-06-302019-09-302019-06-30
Value-1000000.0-2100000.0-1000000.0-900000.0
Percentage of GainLossonDispositionofAssetsincludedinOtherIncomeExpensenet100.0100.0100.0100.0

gra:HurricanerelatedCostsIncludedinIncomeLossFromEquityMethodInvestments

gra:HurricanerelatedCostsIncludedinIncomeLossFromEquityMethodInvestments


Hurricanerelated
Period End2020-09-30
Value1100000.0
Percentage of HurricanerelatedCostsIncludedinIncomeLossFromEquityMethodInvestments100.0

gra:Hurricanerelatedcosts

gra:Hurricanerelatedcosts


Hurricanerelatedcosts
Period End2020-09-30
Value10
Percentage of Hurricanerelatedcosts100.0

gra:IncomeTaxReconciliationPriorYearGILTIHTE

gra:IncomeTaxReconciliationPriorYearGILTIHTE


Income
Period End2020-09-30
Value23
Percentage of IncomeTaxReconciliationPriorYearGILTIHTE100.0

gra:InterestExpenseandIncomeTaxesIncludedinIncomeLossFromEquityMethodInvestments

gra:InterestExpenseandIncomeTaxesIncludedinIncomeLossFromEquityMethodInvestments


Interest
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value300000.0200000.0400000.0200000.00400000.0600000.0-300000.0
Percentage of InterestExpenseandIncomeTaxesIncludedinIncomeLossFromEquityMethodInvestments100.0100.0100.0100.00.0100.0100.0100.0

gra:InterestandDebtExpenseExcludingLossonDebtExtinguishment

gra:InterestandDebtExpenseExcludingLossonDebtExtinguishment


Interestand
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-30
Value191919191818
Percentage of InterestandDebtExpenseExcludingLossonDebtExtinguishment100.0100.0100.0100.0100.0100.0

gra:MaximumAnnualObligationforZAIPDAccountContingentDeferredPayments

gra:MaximumAnnualObligationforZAIPDAccountContingentDeferredPayments


Maximum
Period End2021-06-302021-03-312020-12-31
Value08000000.00
Percentage of MaximumAnnualObligationforZAIPDAccountContingentDeferredPayments0.0100.00.0

gra:OperatingIncomeIncludedinIncomeLossfromEquityMethodInvestments

gra:OperatingIncomeIncludedinIncomeLossfromEquityMethodInvestments


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value7.24.52.84.01.64.46.73.9
Percentage of OperatingIncomeIncludedinIncomeLossfromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0

gra:Productmanufacturedforrelatedparty

gra:Productmanufacturedforrelatedparty


Productmanufacturedforrelatedparty
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value666766636071706459666058585154545351
Percentage of Productmanufacturedforrelatedparty100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gra:RelatedPartyTransactionmarkupofproductmanufacturedforARTreducingCOGS

gra:RelatedPartyTransactionmarkupofproductmanufacturedforARTreducingCOGS


Related
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1300000.01300000.01300000.01200000.01200000.01400000.01400000.01200000.01200000.01300000.01200000.01100000.01200000.01000000.01100000.01100000.01000000.01000000.0
Percentage of RelatedPartyTransactionmarkupofproductmanufacturedforARTreducingCOGS100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gra:Repositioningexpenses

gra:Repositioningexpenses


Repositioningexpenses
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value11129.02.5212.52.23.24.51.24.06.0174.68.34.03.3-0.53.93.81.55.13014136.90.00.00.00.0
Percentage of Repositioningexpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

gra:Repositioningexpenses gra:RepositioningType

gra:Writeoffofengineeringandsitecosts


Repositioningexpensesgra:
Period End2020-09-302020-06-30
Value0.019
Percentage of Repositioningexpenses0.093.8

gra:Repositioningexpenses gra:RepositioningType, us-gaap:StatementEquityComponents

gra:Writeoffofengineeringandsitecosts, us-gaap:NoncontrollingInterest


Repositioningexpensesgra:
Period End2020-09-302020-06-30
Value0.02.5
Percentage of Repositioningexpenses0.011.9

gra:RestructuringandRepositioningexpenses

gra:RestructuringandRepositioningexpenses


Restructuringand
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value11127.92.4232.71.63.46.42.3138.4185.69.79.35.42.310.05.69.4135.55.24.2
Percentage of RestructuringandRepositioningexpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gra:RestructuringandRepositioningexpensesattributabletoW.R.GraceCo.shareholders

gra:RestructuringandRepositioningexpensesattributabletoW.R.GraceCo.shareholders


Restructuringand
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value11122.4212.73.46.4
Percentage of RestructuringandRepositioningexpensesattributabletoW.R.GraceCo.shareholders100.0100.0100.0100.0100.0100.0100.0

gra:Taxesandinterestincludedinequityinearningsofunconsolidatedaffiliate

gra:Taxesandinterestincludedinequityinearningsofunconsolidatedaffiliate


Taxesandinterestincludedinequityinearningsofunconsolidatedaffiliate
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value300000.0200000.0400000.0200000.00400000.0600000.0300000.0
Percentage of Taxesandinterestincludedinequityinearningsofunconsolidatedaffiliate100.0100.0100.0100.00.0100.0100.0100.0

gra:TotalMaximumFinancialObligationforZAIPDAccountContingentDeferredPayments

gra:TotalMaximumFinancialObligationforZAIPDAccountContingentDeferredPayments


Total
Period End2021-06-302021-03-312020-12-31
Value0.0800.0
Percentage of TotalMaximumFinancialObligationforZAIPDAccountContingentDeferredPayments0.0100.00.0

gra:WeatherRelatedCosts

gra:WeatherRelatedCosts


Weather
Period End2021-06-302021-03-31
Value108.5
Percentage of WeatherRelatedCosts100.0100.0

gra:WeatherRelatedCosts us-gaap:IncomeStatementLocation

gra:CostOfGoodsSold


Weather
Period End2021-06-302021-03-31
Value106.2
Percentage of WeatherRelatedCosts98.172.9

gra:IncomeLossFromEquityMethodInvestments


Weather
Period End2021-03-31
Value0.6
Percentage of WeatherRelatedCosts7.1

us-gaap:NonoperatingIncomeExpense


Weather
Period End2021-06-302021-03-31
Value0.21.7
Percentage of WeatherRelatedCosts1.920.0

gra:ZAIPDClaimsandExpensespaidbytheTrust

gra:ZAIPDClaimsandExpensespaidbytheTrust


Z
Period End2021-06-30
Value2.0
Percentage of ZAIPDClaimsandExpensespaidbytheTrust100.0

us-gaap:BusinessCombinationAcquisitionRelatedCosts

us-gaap:BusinessCombinationAcquisitionRelatedCosts


Business
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-30
Value6700000.01300000.01400000.0300000.02000000.01500000.0900000.01400000.01000000.0300000.0100000.0500000.05800000.0900000.02500000.0400000.000002500000.0000
Percentage of BusinessCombinationAcquisitionRelatedCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.00.00.00.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferred1

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Business
Period End2021-06-01
Value555
Percentage of BusinessCombinationConsiderationTransferred1100.0

us-gaap:BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Business
Period End2021-06-30
Value11
Percentage of BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual100.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CapitalExpendituresIncurredButNotYetPaid


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value1216284.7-11.229104.6-9.544-5.8-1.99.129212.4-3.4218.6-4.5
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:CommonStockDividendsPerShareDeclared


Common
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value0.30.30.30.30.270.270.270.270.240.240.240.240.210.210.210.210.170.170.170000
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerLiabilityRevenueRecognized


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-09-302019-06-30
Value8.29.68.16.87.75.27.0
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:DebtInstrument

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1

gra:A2028TermLoan


Debt
Period End2021-06-01
Value200.0
Percentage of DebtInstrumentBasisSpreadOnVariableRate1100.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:RelatedPartyTransactionsByRelatedParty

gra:ART


Debt
Period End2021-03-312018-04-03
Value1.250.0125
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.00.0

us-gaap:DebtInstrumentPeriodicPayment us-gaap:DebtInstrument

us-gaap:DebtInstrumentPeriodicPayment

gra:A2028TermLoan


Debt
Period End2021-06-01
Value3000000.0
Percentage of DebtInstrumentPeriodicPayment100.0

us-gaap:DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit

us-gaap:DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit


Defined
Period End2021-06-302021-03-31
Value0.013
Percentage of DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit0.0100.0

us-gaap:DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit us-gaap:RetirementPlanSponsorLocation

country:US


Defined
Period End2021-06-302021-03-31
Value0.013
Percentage of DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit0.0100.0

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit

country:US


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value-200000.0-100000.0-200000.0-100000.0-200000.0-200000.0-100000.0-200000.0-200000.0-100000.0-200000.0-100000.0-100000.0
Percentage of DefinedBenefitPlanAmortizationOfPriorServiceCostCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

country:US


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value11111212121212121414141414
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignPlan


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value0.20.30.30.20.30.30.20.20.30.20.30.20.20.2
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets1.82.72.51.72.52.51.71.72.11.42.11.41.40.0

us-gaap:DefinedBenefitPlanInterestCost us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanInterestCost

country:US


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value5.45.47.57.57.69.69.59.61010101010
Percentage of DefinedBenefitPlanInterestCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignPlan


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value0.70.71.11.01.01.41.41.31.31.21.31.11.11.0
Percentage of DefinedBenefitPlanInterestCost13.013.014.713.313.214.614.713.512.611.712.610.510.50.0

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

country:US


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value-1.8-41.00.00.00.11.21.31.30.50.50.40.30.3
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignPlan


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value4.03.93.63.53.43.33.33.33.33.53.43.12.92.8
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost-222.2-9.50.00.03400.0275.0253.8253.8660.0700.0850.01033.3966.70.0

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1


Defined
Period End2021-06-302021-03-31
Value0.025
Percentage of DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments10.0100.0

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1 us-gaap:RetirementPlanSponsorLocation

country:US


Defined
Period End2021-06-302021-03-31
Value0.025
Percentage of DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments10.0100.0

us-gaap:DefinedBenefitPlanServiceCost us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanServiceCost

country:US


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value4.34.34.84.74.73.94.03.94.94.94.84.34.3
Percentage of DefinedBenefitPlanServiceCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignPlan


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value3.53.52.82.72.72.22.12.22.32.52.42.22.02.0
Percentage of DefinedBenefitPlanServiceCost81.481.458.357.457.456.452.556.446.951.050.051.246.50.0

us-gaap:DefinedContributionPlanCostRecognized us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedContributionPlanCostRecognized

country:US


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value4.23.53.73.63.33.53.53.6
Percentage of DefinedContributionPlanCostRecognized100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedContributionPlanCostRecognized us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

country:US, gra:EnhancedDefinedContributionPlans


Defined
Period End2021-06-302021-03-312020-06-302020-03-31
Value1.01.20.81.0
Percentage of DefinedContributionPlanCostRecognized23.834.322.230.3

us-gaap:DefinedContributionPlanCostRecognized us-gaap:RetirementPlanType

gra:EnhancedDefinedContributionPlans


Defined
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.41.00.91.21.40.80.70.8
Percentage of DefinedContributionPlanCostRecognized0.027.025.036.440.022.919.40.0

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet

us-gaap:ForeignExchangeContract, us-gaap:Nondesignated, us-gaap:NonoperatingIncomeExpense


Derivative
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value1.4-0.5-1.41.1-1.9-1.20.1-0.1-0.2-1.3-1.4
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock

us-gaap:DividendsCommonStock


Dividends
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2119202018181816161614141414
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Dividends
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2119202018181816161614141414
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations


Effect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value1600000.0-4100000.07100000.01800000.01600000.0-3100000.02600000.0-3300000.0300000.0-300000.0-1000000.0-500000.0-3400000.02400000.03700000.01300000.02200000.0
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestmentDividendsOrDistributions

us-gaap:EquityMethodInvestmentDividendsOrDistributions


Equity
Period End2020-12-312020-09-302018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value10.010.00.00.0190.00.06.28.06.810.00.00.0110.00.00.00.00.00.02.80.00.01.15.20.40.0
Percentage of EquityMethodInvestmentDividendsOrDistributions100.0100.00.00.0100.00.00.0100.0100.0100.0100.00.00.0100.00.00.00.00.00.00.0100.00.00.0100.0100.0100.00.0

us-gaap:ExtinguishmentOfDebtAmount us-gaap:DebtInstrument

us-gaap:ExtinguishmentOfDebtAmount

gra:SeniorNotesDue2021


Extinguishment
Period End2020-07-13
Value700
Percentage of ExtinguishmentOfDebtAmount100.0

us-gaap:ExtinguishmentOfDebtAmount us-gaap:DebtInstrument, us-gaap:SubsequentEventType

gra:SeniorNotesDue2021, us-gaap:SubsequentEvent


Extinguishment
Period End2020-07-13
Value700
Percentage of ExtinguishmentOfDebtAmount100.0

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax


Foreign
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value800000.0100000.0-300000.0-1600000.01100000.0900000.0100000.0-100000.0600000.0200000.01200000.0-300000.02700000.0400000.0-1200000.0-1800000.0-1500000.0-500000.01100000.0200000.0200000.0-500000.0-500000.0-500000.0-1700000.02800000.0200000.01600000.0-400000.0-200000.0-2000000.0-1500000.0-1600000.0100000.0-1700000.0100000.0500000.0-1100000.0-900000.0-200000.0-400000.0-1700000.0-600000.0-2200000.0-200000.0
Percentage of ForeignCurrencyTransactionGainLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossFromComponentsExcludedFromAssessmentOfCashFlowHedgeEffectivenessNet us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation

us-gaap:GainLossFromComponentsExcludedFromAssessmentOfCashFlowHedgeEffectivenessNet

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:NonoperatingIncomeExpense


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value300000.0300000.0100000.00400000.0700000.0700000.0700000.00700000.0
Percentage of GainLossFromComponentsExcludedFromAssessmentOfCashFlowHedgeEffectivenessNet100.0100.0100.00.0100.0100.0100.0100.00.0100.0

us-gaap:GainLossOnDispositionOfAssets1

us-gaap:GainLossOnDispositionOfAssets1


Gain
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-1.4-0.9-20.4-0.5-2.1-1.0-0.9-0.5-0.5-0.8-0.9-0.4-0.1-0.7-0.4-0.41.50.10.3-0.513-0.1-1.5-0.43.2-0.30.0-0.7-0.5-1.1
Percentage of GainLossOnDispositionOfAssets1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:GainOnBusinessInterruptionInsuranceRecovery

us-gaap:GainOnBusinessInterruptionInsuranceRecovery


Gain
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302016-12-312016-09-302016-06-30
Value0.00.08.38.08.00.00.00.00.00.01.611100.00.00.0
Percentage of GainOnBusinessInterruptionInsuranceRecovery0.00.0100.0100.0100.00.00.00.00.00.0100.0100.0100.00.00.00.0

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value5.13.27.61.33.41.2133.86.04.1125.98.25.48.04.86.17.0118.52.66.98.33.62.36.26.56.43.13.75.82.89.25.14.74.93.25.72.05.54.23.54.81.76.25.1
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableTrade

us-gaap:IncreaseDecreaseInAccountsPayableTrade


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1536253.7-34.2-3.8140.59.63.56.6-16.42310-5.5-4.4-2.710214.0-4.111-4.14.31619-35.8-1.76.813-2.6-30.3-11.248-5.7-12.77.9-1.2-4.68.21.245-2.94.69.526
Percentage of IncreaseDecreaseInAccountsPayableTrade100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseInCarryingAmountOfRedeemablePreferredStock

us-gaap:IncreaseInCarryingAmountOfRedeemablePreferredStock


Increase
Period End2021-06-30
Value500000.0
Percentage of IncreaseInCarryingAmountOfRedeemablePreferredStock100.0

us-gaap:IncreaseInCarryingAmountOfRedeemablePreferredStock us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Increase
Period End2021-06-30
Value500000.0
Percentage of IncreaseInCarryingAmountOfRedeemablePreferredStock100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value100000.0100000.0000100000.0200000.0100000.00100000.0100000.0100000.00100000.0100000.0200000.00400000.0400000.000600000.0600000.0700000.00900000.0900000.01100000.0-100000.01200000.01300000.01500000.0-100000.01400000.01900000.02100000.0-100000.02000000.02200000.01900000.0-200000.01500000.01700000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.00.00.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.00.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRevenueExpenseNet

us-gaap:InterestRevenueExpenseNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-19700000.0-18900000.0-18700000.0-19600000.0-18900000.0-17700000.0-18000000.0-18300000.0-19200000.0-19300000.0-20100000.0-20000000.0-19500000.0-18900000.0-19500000.0-20200000.0-19500000.0-19300000.0-19900000.0-19400000.0-19400000.0-21800000.0-25200000.0-25400000.0-24900000.0-24900000.0-24600000.0-58100000.0-24200000.0-18900000.0
Percentage of InterestRevenueExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LossContingencyLossInPeriod gra:LegacyMatterSite

us-gaap:LossContingencyLossInPeriod

gra:Spillway


Loss
Period End2020-09-302019-03-31
Value2745
Percentage of LossContingencyLossInPeriod100.0100.0

us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent

us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-5.6-19.391-4.0-3.9-3.984-1.6-1.5-1.5-17.5-3.5-3.4
Percentage of NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.10.20.00.10.10.40.10.10.10.20.30.20.20.30.30.40.3-0.40.30.40.3-2.82.60.80.45.818-21.90.193-28.8-33.3-36.2-3.71337-10.1-32.8114-21.8-13.2-57.31162-2.3
Percentage of OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent0.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value3000000.02000000.0-400000.03000000.0-800000.0-1000000.04700000.0-500000.0-6100000.0-3000000.0-4400000.02100000.0-5200000.01800000.0700000.0-400000.0-200000.0700000.03000000.0600000.0-300000.0-3000000.03000000.0-1400000.01600000.0-1900000.0-3500000.0700000.0-2400000.0700000.0200000.00-800000.0400000.0-600000.01500000.01600000.0-100000.0-900000.0-1700000.0-200000.0700000.0900000.0-700000.01000000.0-2200000.0
Percentage of OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-6.325-24.0-20.9-7.52.5-10.822-6.81123-11.137-18.2-4.2-12.1-8.3-1.44.6-2.31.3-5.41.0-32.8-0.7-10.8-20.5-12.77.3-2.1-5.35.0-16.8-6.50.314-15.66.2-5.3-7.6-0.51.8-0.68.510-6.2
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-4.39999999999999921-23.1-12.8-5.07.2-4.921-8.76.6-9.91.025-5.4-1.1-0.9-0.70.02.50.1-1.0-3.41.5-3.1-0.12.3
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-10.746-47.1-33.7-12.59.7-15.743-15.51813-10.163-23.6-5.4-13.0-9.0-1.48.0-2.20.3-8.85.5-35.1-1.1-8.5
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax243.2219.5203.9263.3250.0134.7320.4206.7178.2277.3-140.4-1010.0249.2437.0490.91444.41285.70.0320.0-2200.0-30.0258.8366.71132.31100.0-369.6

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-6.325-24.0-20.9-7.52.5-10.822-6.81123-11.137-18.2-4.2-12.1-8.3-1.44.6-2.31.3-5.41.0-32.8-0.7-10.8
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax143.2119.5103.9163.3150.034.7220.4106.778.2177.3-240.4-1110.0149.2337.0381.81344.41185.70.0184.0-2300.0-130.0158.866.71058.1700.0-469.6

us-gaap:OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value-0.1-0.1-0.30.0-0.1-0.1-0.5-0.1-0.2-0.1-0.3-0.3-0.3-0.3-0.5-0.5-0.5-0.50.5-0.5-0.5-0.54.2-3.9-1.2
Percentage of OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value4.22.7-0.44.0-0.6-1.46.7-0.7-8.7-4.3-6.52.7-8.22.21.40.7-0.20.94.80.9-0.4-4.74.6-2.12.5
Percentage of OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent-4200.0-2700.0133.30.0600.01400.0-1340.0700.04350.04300.02166.7-900.02733.3-733.3-280.0-140.040.0-180.0960.0-180.080.0940.0109.553.8-208.3

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-2.829-18.7-9.12.423-15.88.5-9.332-18.9-3.4-9.0-1.09.9-1.90.4-10.69.8-38.80.6-14.4
Percentage of OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent2800.0-29900.00.09100.0-2400.0-23400.07900.0-8500.03100.0-10700.06300.0680.01800.0200.01980.0380.0-80.02120.0233.3994.9-50.00.0

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value-6.927-26.4-22.7-8.43.9-11.724-6.91226-11.740-20.8-5.2-3.6-8.3-1.44.6-2.31.3-5.41.0-32.8-0.7
Percentage of OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent6900.0-27300.08800.00.08400.0-3900.02340.0-24200.03450.0-12900.0-8700.03900.0-13533.36933.31040.0720.01660.0280.0920.0460.0-260.01080.023.8841.058.3

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-2.05.7-0.90.00.22.4-2.23.8-0.81.63.8-0.6
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRateContract, us-gaap:CashFlowHedging


Other
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-0.1-0.2-0.3-0.4-3.10.5-0.5-1.8-1.1-2.40.8
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax5.022.20.0-200.0-129.2-22.7-13.2225.0-68.8-63.2-133.3

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation

us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:InterestExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value2.01.10.11.42.13.48.72.5-2.20.1-7.03.3
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax-100.019.3-11.10.01050.0141.7-395.565.8275.06.2-184.2-550.0

us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:NonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-7.321-30.8-22.0-10.17.6-12.822-5.48.423-4.1
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax365.0384.23422.20.0-5050.0316.7581.8586.8675.0525.0610.5683.3

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:StatementEquityComponents

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParent


Other
Period End2021-06-302020-06-302020-03-31
Value0.3-1.71.1
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax-15.0-850.045.8

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:CashFlowHedging


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-7.428-31.8-20.9-8.210-5.828-10.29.017-0.6
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax370.0503.53533.30.0-4100.0429.2263.6739.51275.0562.5463.2100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax

us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:InterestExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-0.3-0.2-0.2-0.11.82.52.83.23.63.6
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CrossCurrencyInterestRateContract, us-gaap:CashFlowHedging, us-gaap:NonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-7.321-30.8-22.0-10.17.6-12.822-5.48.4
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax2433.3-10950.015400.022000.0-561.1304.0-457.1696.9-150.0233.3

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:NonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-2.05.7-0.90.01.91.4-2.43.8-1.31.3
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax666.7-2850.0450.0-0.0105.656.0-85.7118.8-36.136.1

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, us-gaap:InterestExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-0.7-0.7-0.6-0.6-0.3-0.2-0.1-0.20.00.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax233.3350.0300.0600.0-16.7-8.0-3.6-6.20.00.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:CashFlowHedging


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-10.326-32.5-22.7-6.711-12.529-3.113
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax3433.3-13350.016250.022700.0-372.2452.0-446.4909.4-86.1369.4

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAndTax us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAndTax

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParent


Other
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value0-1700000.01100000.0700000.0700000.00
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAndTax0.0100.0100.0100.0100.00.0

us-gaap:OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossBeforeReclassificationAndTax us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:FinancialInstrument

us-gaap:OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossBeforeReclassificationAndTax

us-gaap:NetInvestmentHedging, us-gaap:CurrencySwap


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-2.06.6-10.2-8.1-3.76.1-3.38.10.53.8
Percentage of OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossBeforeReclassificationAndTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value0.0-0.1-0.20.0-0.1-0.1-0.4-0.1-0.1-0.1-0.2-0.3-0.2-0.2-0.3-0.3-0.4-0.30.4-0.3-0.4-0.32.8-2.6-0.8
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent0.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value3.02.0-0.43.0-0.8-1.04.7-0.5-6.1-3.0-4.42.1-5.21.80.7-0.4-0.20.73.00.6-0.3-3.03.0-1.41.6
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent0.0-2000.0200.00.0800.01000.0-1175.0500.06100.03000.02200.0-700.02600.0-900.0-233.3133.350.0-233.3750.0-200.075.01000.0107.153.8-200.0

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-3.327-17.9-8.41.421-13.08.6-9.332-16.6-12.8-8.9-1.08.0-2.00.6-8.76.8-36.80.1-13.1
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent0.0-27000.00.08400.0-1400.0-21800.013000.0-8600.03100.0-16250.08300.04266.72225.0333.32000.0666.7-150.02900.0242.91415.4-12.50.0

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value-6.325-24.0-20.9-7.52.5-10.822-6.81123-11.137-18.2-4.2-12.1-8.3-1.44.6-2.31.3-5.41.0-32.8-0.7
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent0.0-25100.012000.00.07500.0-2500.02700.0-22400.06800.0-11700.0-11900.03700.0-18950.09100.01400.04033.32075.0466.71150.0766.7-325.01800.035.71261.587.5

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1 us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Other
Period End2021-06-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value-0.10.00.0-0.10.0-0.10.0-0.10.0-0.1-0.1-0.2-0.2-0.1-0.20.1-0.2-0.1-0.21.4-1.3-0.4
Percentage of OtherComprehensiveIncomeLossTaxPortionAttributableToParent1100.00.00.0100.00.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value1.20.70.01.00.2-0.42.0-0.2-2.6-1.3-2.10.6-3.00.40.71.10.00.21.80.3-0.1-1.71.6-0.70.9
Percentage of OtherComprehensiveIncomeLossTaxPortionAttributableToParent1-1200.00.00.00.00.00.0-2000.00.02600.00.02100.00.03000.0-400.0-350.0-550.0-0.0-100.01800.0-150.0100.0850.0114.353.8-225.0

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value0.52.9-0.8-0.71.01.6-2.8-0.10.0-0.4-2.39.4-0.10.01.90.1-0.2-1.93.0-2.00.5-1.3
Percentage of OtherComprehensiveIncomeLossTaxPortionAttributableToParent1-500.00.00.00.00.00.02800.00.00.0400.02300.0-4700.0100.0-0.01900.0-50.0200.0950.0214.3153.8-125.00.0

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value-0.62.2-2.4-1.8-0.91.4-0.91.8-0.11.22.3-0.62.7-2.6-1.08.50.00.00.00.00.00.00.00.00.0
Percentage of OtherComprehensiveIncomeLossTaxPortionAttributableToParent1600.00.00.00.00.00.0900.00.0100.00.0-2300.00.0-2700.02600.0500.0-4250.0-0.0-0.00.0-0.0-0.0-0.00.0-0.0-0.0

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:OtherOperatingActivitiesCashFlowStatement


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-0.29.4-5.30.719-19.5101420-27.8-35.43729-6.81.00.723-33.2-93.14138-9.5-121.1704018416.311-9.6-22.94019-66.839229.2-41.8-19.94340-47.67.64.3
Percentage of OtherOperatingActivitiesCashFlowStatement100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromOtherInvestingActivities


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.4-2.6-9.63.77.616-11.21.4-4.97.90.4-1.1-11.1-1.60.30.41.2-0.1-6.70.80.9-0.3-21.41.70.1-0.1-4.0-7.3-1.02.6-1.91.92.30.01.2-0.3-0.9-0.9-6.00.12.7-2.7
Percentage of PaymentsForProceedsFromOtherInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForRestructuring

us-gaap:PaymentsForRestructuring


Payments
Period End2021-06-302021-03-312020-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value1.00.10.92.42.96.24.54.33.64.83.73.11.41.51.92.61.51.11.21.22.32.72.20.91.43.01.9
Percentage of PaymentsForRestructuring100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfDebtExtinguishmentCosts

us-gaap:PaymentsOfDebtExtinguishmentCosts


Payments
Period End2020-12-31
Value0.0
Percentage of PaymentsOfDebtExtinguishmentCosts0.0

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfDebtIssuanceCosts


Payments
Period End2020-12-312020-09-302019-09-302018-12-312018-09-302017-09-30
Value0.0-2.40.00.00.0-0.2
Percentage of PaymentsOfDebtIssuanceCosts0.0100.00.00.00.0100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired


Payments
Period End2020-12-312020-09-302019-12-312019-09-302018-12-312018-09-302017-12-312017-09-302016-12-312016-09-302015-12-312015-09-302014-12-312014-09-302013-12-312013-09-302012-12-312012-09-302011-12-312010-12-31
Value0.02.00.00.00.0-2.90.03.51.40.00.00.00.00.05100.039400.032
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired0.0100.00.00.00.0100.00.0100.0100.00.00.00.00.00.0100.00.0100.0100.00.0100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired us-gaap:BusinessAcquisition

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Payments
Period End2021-06-01
Value297
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired0.0

gra:RiveTechnologyInc


Payments
Period End2020-09-30
Value2.0
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired100.0

us-gaap:PensionContributions

us-gaap:PensionContributions


Pension
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value6.44.24.24.64.04.43.54.34.04.04.73.9543.75.64.44.03.83.84.14.33.74.64.64.04.65.95.0808.84.75.64.1534.34.34.51135.1474.820714211313
Percentage of PensionContributions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionExpense

us-gaap:PensionExpense


Pension
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value2.2-11.7983.63.53.1904.54.64.8-10.93.84.03.8523.43.25.0642.92.42.931
Percentage of PensionExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIncomeTaxRefunds

us-gaap:ProceedsFromIncomeTaxRefunds


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value0.80.12.00.36.50.83.40.06.30.80.40.20.10.04.00.5280.89.10.0
Percentage of ProceedsFromIncomeTaxRefunds100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0

us-gaap:ProceedsFromIssuanceOfDebt

us-gaap:ProceedsFromIssuanceOfDebt


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value3022.73.73.14.94.22.73.44.72.225159748.68.17.55938184.66.99.13718232659.0131219796.824153.1
Percentage of ProceedsFromIssuanceOfDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-0.1-2.2-3.40.00.0-4.20.00.0-0.6-4.30.40.0-1.9-1.64.40.2-3.7-0.30.20.3-5.12.41.8-0.30.10.20.5-0.9-0.21.31.24.31.00.80.31.32.11.71.31.81.31.60.90.21.9-0.8
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.00.00.0100.00.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax us-gaap:StatementEquityComponents

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value0.00.10.20.00.10.10.40.10.10.10.20.30.20.20.20.30.40.30.50.30.40.3
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax0.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-7.419-22.7-15.8-4.28.2-9.621-2.69.6-5.5-1.130-7.2-1.8-0.5-0.5-0.7-0.5-0.5-0.7-0.4-1.5-1.7-1.74.2
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax0.019000.0-11350.00.0-4200.08200.0-2400.021500.0-2600.09600.0-2750.0-366.715300.0-3600.0-900.0-166.7-125.0-233.3-100.0-166.7-175.0-133.30.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-7.419-22.5-15.8-4.18.3-9.221-2.59.7-5.3-0.830-7.0-1.6-0.2-0.1-0.40.0-0.2-0.3-0.1-1.31.7-1.24.6
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax0.019100.0-11250.00.0-4100.08300.0-2300.021600.0-2500.09700.0-2650.0-266.715400.0-3500.0-800.0-66.7-25.0-133.30.0-66.7-75.0-33.30.00.00.00.0

us-gaap:RedemptionPremium us-gaap:DebtInstrument

us-gaap:RedemptionPremium

gra:SeniorNotesDue2021


Redemption
Period End2020-07-13
Value37
Percentage of RedemptionPremium100.0

us-gaap:RedemptionPremium us-gaap:DebtInstrument, us-gaap:SubsequentEventType

gra:SeniorNotesDue2021, us-gaap:SubsequentEvent


Redemption
Period End2020-07-13
Value37
Percentage of RedemptionPremium100.0

us-gaap:RelatedPartyTransactionOtherRevenuesFromTransactionsWithRelatedParty

us-gaap:RelatedPartyTransactionOtherRevenuesFromTransactionsWithRelatedParty


Related
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value141413131314131212121010101010101010156.26.16.25.66.05.95.96.26.17.17.56.37.07.18.46.27.27.77.4
Percentage of RelatedPartyTransactionOtherRevenuesFromTransactionsWithRelatedParty100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfDebtAndCapitalLeaseObligations

us-gaap:RepaymentsOfDebtAndCapitalLeaseObligations


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value3.84.718186.76.16.75.2
Percentage of RepaymentsOfDebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringCharges

us-gaap:RestructuringCharges


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value0.0-0.1-1.1-0.12.90.2-0.60.21.91.19.62.41.01.01.45.32.02.86.11.87.98.54.14.84.49.54.60.82.00.71.63.64.00.60.2
Percentage of RestructuringCharges0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringCharges us-gaap:StatementBusinessSegments

gra:GraceCatalystsTechnologies


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-30
Value0.0-0.1-1.00.02.80.0-0.60.11.90.210.02.21.00.40.92.40.00.40.71.60.60.51.15e-077e-072.60.6
Percentage of RestructuringCharges0.0100.090.9-0.096.60.0100.050.0100.018.2104.291.7100.040.064.345.30.014.311.588.97.65.926.80.00.027.475.0

gra:GraceMaterialsTechnologies


Restructuring
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-30
Value-0.1-0.10.10.2-0.20.00.21.00.00.10.00.4-0.60.20.10.30.0-0.17.37.90.43e-073e-070.60.1
Percentage of RestructuringCharges9.1100.03.4100.033.30.010.590.90.04.20.040.0-42.93.85.010.70.0-5.692.492.99.80.00.06.312.5

us-gaap:RevenueFromRelatedParties us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:RevenueFromRelatedParties

srt:AffiliatedEntity


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value4.51.64.70.74.01.96.01.80.73.2
Percentage of RevenueFromRelatedParties100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-1.22.12.02.92.95.83.71.94.14.95.93.72.82.83.02.42.42.72.93.65.63.13.01.32.63.43.72.82.7-22.2239.8233410145.58.78.63.35.64.15.15.2
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:CommonStockIncludingAdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-1.22.12.02.92.95.83.71.94.14.95.93.72.82.83.02.42.42.72.93.65.63.13.01.32.63.43.72.82.7-10.3146.220307.46.24.35.56.11.12.13.33.11.5
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.046.464.163.384.086.269.243.478.263.270.933.337.580.560.828.8

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised


Stock
Period End2021-06-302019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value0.51.18.89.20.00.35.30.81.72.66.25.63.84.45.5132.03.18.1135.85.14.87.73.55.7186.36.4
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:CommonStockIncludingAdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value-0.2-0.1-0.4-2.4-2.20.0-0.1-3.7-0.4-0.6-1.3-8.2-8.8-4.9-5.7-5.9-4.6-88.52.91128-9.6-6.3-8.67.71.82.5102.72.7
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised-40.00.0-36.4-27.3-23.90.0-33.3-69.8-50.0-35.3-50.0-132.3-157.1-128.9-129.5-107.3-33.3-4425.093.5139.5210.9-165.5-123.5-179.2100.051.443.956.142.942.2

us-gaap:TreasuryStock


Stock
Period End2021-06-302021-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value0.70.11.511110.00.49.01.22.33.914148.71011184.36.019421511130.01.73.28.33.63.8
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised140.00.0136.4127.3123.90.0133.3169.8150.0135.3150.0232.3257.1228.9229.5207.3133.3215.0193.5239.5310.9265.5223.5279.20.048.656.143.957.159.4

dei:EntityCommonStockSharesOutstanding

dei:EntityCommonStockSharesOutstanding


Entity
Period End2021-07-312021-04-302021-03-312020-10-31
Value66666666
Percentage of EntityCommonStockSharesOutstanding100.0100.0100.0100.0

gra:A40NorthLatitudeMasterFundLtdOwnershipOfTheCompany us-gaap:BusinessAcquisition

gra:A40NorthLatitudeMasterFundLtdOwnershipOfTheCompany

gra:MergerAgreementWithAffiliatesOfStandardIndustries


A40
Period End2021-04-26
Value14.9
Percentage of A40NorthLatitudeMasterFundLtdOwnershipOfTheCompany100.0

gra:A40NorthLatitudeMasterFundLtdOwnershipOfTheCompany us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


A40
Period End2021-04-26
Value14.9
Percentage of A40NorthLatitudeMasterFundLtdOwnershipOfTheCompany100.0

gra:AcquisitionSecuredFinancing us-gaap:BusinessAcquisition

gra:AcquisitionSecuredFinancing

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Acquisition
Period End2021-03-31
Value300
Percentage of AcquisitionSecuredFinancing100.0

gra:BusinessAcquisitionEquityInterestIssuedOrIssuableInitialAggregatePreferenceInLiquidation us-gaap:BusinessAcquisition

gra:BusinessAcquisitionEquityInterestIssuedOrIssuableInitialAggregatePreferenceInLiquidation

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Business
Period End2021-06-01
Value270
Percentage of BusinessAcquisitionEquityInterestIssuedOrIssuableInitialAggregatePreferenceInLiquidation100.0

gra:BusinessAcquisitionEquityInterestToBeIssuedOrIssuableValueAssigned us-gaap:BusinessAcquisition

gra:BusinessAcquisitionEquityInterestToBeIssuedOrIssuableValueAssigned

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Business
Period End2021-02-25
Value270
Percentage of BusinessAcquisitionEquityInterestToBeIssuedOrIssuableValueAssigned100.0

gra:BusinessAcquisitionEquityInterestToBeIssuedOrIssuableValueAssigned us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

gra:FineChemistryServicesBusinessOfAlbemarleCorporation, us-gaap:SubsequentEvent


Business
Period End2021-02-25
Value270
Percentage of BusinessAcquisitionEquityInterestToBeIssuedOrIssuableValueAssigned100.0

gra:CashToBePaidAtClosing us-gaap:BusinessAcquisition

gra:CashToBePaidAtClosing

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Cash
Period End2021-02-25
Value300
Percentage of CashToBePaidAtClosing100.0

gra:CashToBePaidAtClosing us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

gra:FineChemistryServicesBusinessOfAlbemarleCorporation, us-gaap:SubsequentEvent


Cash
Period End2021-02-25
Value300
Percentage of CashToBePaidAtClosing100.0

gra:Currentassetrelatedparty us-gaap:RelatedPartyTransactionsByRelatedParty

gra:Currentassetrelatedparty

gra:ART


Currentassetrelatedpartyus-gaap:
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value10.01911841731581431140.0
Percentage of Currentassetrelatedparty100.0100.0100.0100.0100.0100.0100.00.0

gra:DeferredTaxAssetsOperatingLeaseLiabilities

gra:DeferredTaxAssetsOperatingLeaseLiabilities


Deferred
Period End2020-12-312019-12-312018-12-31
Value7400000.08100000.00
Percentage of DeferredTaxAssetsOperatingLeaseLiabilities100.0100.00.0

gra:DeferredTaxAssetsOperatingLossCarryforwardsFederalGrossOfUTB

gra:DeferredTaxAssetsOperatingLossCarryforwardsFederalGrossOfUTB


Deferred
Period End2020-12-31
Value13
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsFederalGrossOfUTB100.0

gra:DeferredTaxAssetsOperatingLossCarryforwardsStateandLocalGrossofUTB

gra:DeferredTaxAssetsOperatingLossCarryforwardsStateandLocalGrossofUTB


Deferred
Period End2020-12-31
Value47
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsStateandLocalGrossofUTB100.0

gra:DeferredTaxAssetsResearchandDevelopment

gra:DeferredTaxAssetsResearchandDevelopment


Deferred
Period End2020-12-312019-12-312018-12-31
Value322624
Percentage of DeferredTaxAssetsResearchandDevelopment100.0100.0100.0

gra:DeferredTaxAssetsTaxCreditCarryforwardsGrossofUTB

gra:DeferredTaxAssetsTaxCreditCarryforwardsGrossofUTB


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value317317317315310302
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsGrossofUTB100.0100.0100.0100.0100.0100.0

gra:Deferredtaxassetsprepaidroyalties

gra:Deferredtaxassetsprepaidroyalties


Deferredtaxassetsprepaidroyalties
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value1.16.33.021200.0
Percentage of Deferredtaxassetsprepaidroyalties100.0100.0100.0100.0100.00.0

gra:DefinedBenefitPensionPlanLiabilitiesNoncurrentUnderfunded

gra:DefinedBenefitPensionPlanLiabilitiesNoncurrentUnderfunded


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value8991128838484856868676763110
Percentage of DefinedBenefitPensionPlanLiabilitiesNoncurrentUnderfunded100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gra:DefinedBenefitPensionPlanLiabilitiesNoncurrentUnfunded

gra:DefinedBenefitPensionPlanLiabilitiesNoncurrentUnfunded


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value504501520449436430434355365362366392391
Percentage of DefinedBenefitPensionPlanLiabilitiesNoncurrentUnfunded100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gra:ExpectedAcquisitionPrice us-gaap:BusinessAcquisition

gra:ExpectedAcquisitionPrice

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Expected
Period End2021-02-25
Value570
Percentage of ExpectedAcquisitionPrice100.0

gra:ExpectedAcquisitionPrice us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

gra:FineChemistryServicesBusinessOfAlbemarleCorporation, us-gaap:SubsequentEvent


Expected
Period End2021-02-25
Value570
Percentage of ExpectedAcquisitionPrice100.0

gra:LegacyProductLiability

gra:LegacyProductLiability


Legacy
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value242424242424240.0
Percentage of LegacyProductLiability100.0100.0100.0100.0100.0100.0100.00.0

gra:Liabilityfordamspillwayreplacementcurrent

gra:Liabilityfordamspillwayreplacementcurrent


Liabilityfordamspillwayreplacementcurrent
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value262420208.84.44.77.76.04.20.0
Percentage of Liabilityfordamspillwayreplacementcurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

gra:Liabilityfordamspillwayreplacementnoncurrent

gra:Liabilityfordamspillwayreplacementnoncurrent


Liabilityfordamspillwayreplacementnoncurrent
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value5460696954616136380.0
Percentage of Liabilityfordamspillwayreplacementnoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

gra:LongTermDebtMaturityafterYearFour

gra:LongTermDebtMaturityafterYearFour


Long
Period End2020-09-30
Value1635
Percentage of LongTermDebtMaturityafterYearFour100.0

gra:MinimumZaiPDAccountAssetsForConditionInRelationToContingentObligationPayments

gra:MinimumZaiPDAccountAssetsForConditionInRelationToContingentObligationPayments


Minimum
Period End2020-12-31
Value10000000.0
Percentage of MinimumZaiPDAccountAssetsForConditionInRelationToContingentObligationPayments100.0

gra:NumberOfSharesIssuableInEventOfDefault

gra:NumberOfSharesIssuableInEventOfDefault


Number
Period End2020-12-31
Value77
Percentage of NumberOfSharesIssuableInEventOfDefault100.0

gra:PercentageOfDefinedBenefitPlanObligationRepresentedBySpecifiedGroupOfCountries us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

gra:PercentageOfDefinedBenefitPlanObligationRepresentedBySpecifiedGroupOfCountries

country:DE, us-gaap:PensionPlansDefinedBenefit


Percentage
Period End2020-12-312019-12-312018-12-31
Value92.00.910.92
Percentage of PercentageOfDefinedBenefitPlanObligationRepresentedBySpecifiedGroupOfCountries100.0100.0100.0

gra:Retainedobligationsofdivestedbusinesses

gra:Retainedobligationsofdivestedbusinesses


Retainedobligationsofdivestedbusinesses
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value11111212121112131310.0
Percentage of Retainedobligationsofdivestedbusinesses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gra:UnrecognizedTaxBenefitsNetofDeferredTaxes

gra:UnrecognizedTaxBenefitsNetofDeferredTaxes


Unrecognized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value3900000.03800000.03900000.03900000.04100000.04000000.04100000.00
Percentage of UnrecognizedTaxBenefitsNetofDeferredTaxes100.0100.0100.0100.0100.0100.0100.00.0

gra:ZAIPDTrustBalance

gra:ZAIPDTrustBalance


Z
Period End2021-06-302021-03-312020-12-312020-09-30
Value16171819
Percentage of ZAIPDTrustBalance100.0100.0100.0100.0

us-gaap:AccountsPayableRelatedPartiesCurrentAndNoncurrent us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:AccountsPayableRelatedPartiesCurrentAndNoncurrent

gra:ART


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value181619232527372928273222
Percentage of AccountsPayableRelatedPartiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsReceivableRelatedParties us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:AccountsReceivableRelatedParties

gra:ART


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value232028231519178.813121620
Percentage of AccountsReceivableRelatedParties100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:AffiliatedEntity


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value2.20.02.20.92.11.83.63.7
Percentage of AccountsReceivableRelatedParties9.40.07.83.813.89.220.622.8

us-gaap:AccrualForEnvironmentalLossContingencies

us-gaap:AccrualForEnvironmentalLossContingencies


Accrual
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value10910910911011111211511812012312612861657070686066635956555453546160585913513413713914114414514715113914016145
Percentage of AccrualForEnvironmentalLossContingencies100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccrualForEnvironmentalLossContingencies gra:LegacyMatterSite

gra:NonVermiculiteRelatedMatters


Accrual
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3939383838383940404244
Percentage of AccrualForEnvironmentalLossContingencies36.435.734.834.634.734.534.134.233.934.635.4

gra:VermiculiteRelatedMatters


Accrual
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value6970717273737677798081
Percentage of AccrualForEnvironmentalLossContingencies63.664.365.265.465.365.565.965.866.165.464.6

us-gaap:AccruedEnvironmentalLossContingenciesCurrent

us-gaap:AccruedEnvironmentalLossContingenciesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value1415132120181718212019202222232426323229252221201914212221221.3
Percentage of AccruedEnvironmentalLossContingenciesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedEnvironmentalLossContingenciesNoncurrent

us-gaap:AccruedEnvironmentalLossContingenciesNoncurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value95949589919497999910210610838424646412833
Percentage of AccruedEnvironmentalLossContingenciesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value2.32.22.23.11513131312111111111111122.42.82.22.41.91.87.77.87.06.15.86.26.45.76.05.45.25.05.24.85.68.28.18.07.17.07.07.9
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligation

us-gaap:AssetRetirementObligation


Asset
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value9.39.39.69.59.69.59.49.38.18.98.89.19.19.6108.58.79.210
Percentage of AssetRetirementObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount

us-gaap:BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount


Business
Period End2021-06-30
Value230
Percentage of BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Business
Period End2021-06-01
Value1200000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Business
Period End2021-06-01
Value7100000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Business
Period End2021-06-01
Value208
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles100.0

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

gra:FineChemistryServicesBusinessOfAlbemarleCorporation, us-gaap:CustomerRelationships


Business
Period End2021-06-01
Value129
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles62.1

gra:FineChemistryServicesBusinessOfAlbemarleCorporation, us-gaap:TechnologyBasedIntangibleAssets


Business
Period End2021-06-01
Value79
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles37.9

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Business
Period End2021-06-01
Value55
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Business
Period End2021-06-01
Value4600000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment

gra:FineChemistryServicesBusinessOfAlbemarleCorporation


Business
Period End2021-06-01
Value57
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment100.0

us-gaap:CommonStockValueOutstanding

us-gaap:CommonStockValueOutstanding


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0800000.0700000.0700000.0700000.0700000.0800000.0800000.0800000.0800000.0800000.0800000.0800000.0800000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0700000.0
Percentage of CommonStockValueOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiability


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value585557575864646458656962484634
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:ContractWithCustomerLiabilityNoncurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value202123212430292824242918221714
Percentage of ContractWithCustomerLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentFaceAmount us-gaap:DebtInstrument

us-gaap:DebtInstrumentFaceAmount

gra:A2028TermLoan


Debt
Period End2021-06-01
Value300
Percentage of DebtInstrumentFaceAmount100.0

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet us-gaap:DebtInstrument

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet

gra:A2025TermLoan


Debt
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value6.06.66.97.27.48.18.48.79.39.70.0
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

gra:SeniorNotesDue2024


Debt
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value1.92.42.62.72.83.03.13.23.33.53.63.73.84.04.14.5
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet31.733.335.133.333.334.533.333.00.00.00.00.00.00.00.00.0

gra:SeniorNotesDue2027


Debt
Period End2020-12-312020-06-302019-12-31
Value10100.0
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet168.3159.10.0

us-gaap:DebtLongtermAndShorttermCombinedAmount

us-gaap:DebtLongtermAndShorttermCombinedAmount


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value228519891990200427171978198019821983198419831986198615461543156816031555158415901589158622282215222322322015202710731070110
Percentage of DebtLongtermAndShorttermCombinedAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtLongtermAndShorttermCombinedAmount us-gaap:CreditFacility

gra:Otherborrowings


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value6.32.84.26.77.77.17.26.56.96.23.55.48.26.912
Percentage of DebtLongtermAndShorttermCombinedAmount0.30.10.20.30.30.40.40.30.30.30.20.30.40.40.8

us-gaap:DebtLongtermAndShorttermCombinedAmount us-gaap:CreditFacility, us-gaap:FairValueByMeasurementBasis

gra:Otherborrowings, us-gaap:CarryingReportedAmountFairValueDisclosure


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value29545155110
Percentage of DebtLongtermAndShorttermCombinedAmount1.52.82.63.67.0

gra:Otherborrowings, us-gaap:EstimateOfFairValueFairValueDisclosure


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value29545155110
Percentage of DebtLongtermAndShorttermCombinedAmount1.52.82.63.67.0

us-gaap:DebtLongtermAndShorttermCombinedAmount us-gaap:DebtInstrument

gra:A2025TermLoan


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value9189209229249269289309339349369389409400.0
Percentage of DebtLongtermAndShorttermCombinedAmount40.246.346.446.134.146.947.047.147.147.247.347.447.30.0

gra:A2028TermLoan


Debt
Period End2021-06-30
Value292
Percentage of DebtLongtermAndShorttermCombinedAmount12.8

gra:SeniorNotesDue2024


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312014-09-302013-12-31
Value2982982982982972972972972972972972962962962962962962962962952952952953003000.0
Percentage of DebtLongtermAndShorttermCombinedAmount13.115.015.014.911.015.015.015.015.015.015.014.914.919.219.218.918.519.018.718.618.618.613.314.914.80.0

gra:SeniorNotesDue2027


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value7407407397397390.0
Percentage of DebtLongtermAndShorttermCombinedAmount32.437.237.236.927.20.0

us-gaap:DebtLongtermAndShorttermCombinedAmount us-gaap:DebtInstrument, us-gaap:FairValueByMeasurementBasis

gra:A2018CreditAgreement, us-gaap:CarryingReportedAmountFairValueDisclosure


Debt
Period End2020-12-312019-12-312018-12-31
Value922930938
Percentage of DebtLongtermAndShorttermCombinedAmount46.447.047.3

gra:A2018CreditAgreement, us-gaap:EstimateOfFairValueFairValueDisclosure


Debt
Period End2020-12-312019-12-312018-12-31
Value904938914
Percentage of DebtLongtermAndShorttermCombinedAmount45.447.446.1

gra:A2025TermLoan, us-gaap:CarryingReportedAmountFairValueDisclosure


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value9189209229249269289309339349369389409400.0
Percentage of DebtLongtermAndShorttermCombinedAmount40.246.346.446.134.146.947.047.147.147.247.347.447.30.0

gra:A2025TermLoan, us-gaap:EstimateOfFairValueFairValueDisclosure


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value9159159049069017899389359329259149399390.0
Percentage of DebtLongtermAndShorttermCombinedAmount40.046.045.445.233.239.947.447.247.046.646.147.347.30.0

gra:A2028TermLoan, us-gaap:CarryingReportedAmountFairValueDisclosure


Debt
Period End2021-06-30
Value292
Percentage of DebtLongtermAndShorttermCombinedAmount12.8

gra:A2028TermLoan, us-gaap:EstimateOfFairValueFairValueDisclosure


Debt
Period End2021-06-30
Value291
Percentage of DebtLongtermAndShorttermCombinedAmount12.8

gra:SeniorNotesDue2024, us-gaap:CarryingReportedAmountFairValueDisclosure


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value2982982982982972972972972972972972962962962962962962962962952952953003003003003000.0
Percentage of DebtLongtermAndShorttermCombinedAmount13.115.015.014.911.015.015.015.015.015.015.014.914.919.219.218.918.519.018.718.618.618.613.513.513.513.414.90.0

gra:SeniorNotesDue2024, us-gaap:EstimateOfFairValueFairValueDisclosure


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value332329322317314297329320321315301311311305321325318313311324315311302303308312
Percentage of DebtLongtermAndShorttermCombinedAmount14.516.616.215.811.615.016.616.216.215.915.215.715.719.820.820.819.920.119.720.419.819.613.613.713.915.5

gra:SeniorNotesDue2027, us-gaap:CarryingReportedAmountFairValueDisclosure


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value7407407397397390.0
Percentage of DebtLongtermAndShorttermCombinedAmount32.437.237.236.927.20.0

gra:SeniorNotesDue2027, us-gaap:EstimateOfFairValueFairValueDisclosure


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value7867687847647500.0
Percentage of DebtLongtermAndShorttermCombinedAmount34.438.639.438.227.60.0

us-gaap:DebtLongtermAndShorttermCombinedAmount us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value2285198919902004271719781980198219831984198319861986154615431568160315551584159015891586222822152223223220151248
Percentage of DebtLongtermAndShorttermCombinedAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.01127.8

us-gaap:EstimateOfFairValueFairValueDisclosure


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value23602044204120302756184720492036203220131965202020141573160816581676160816331665162616232235220022372047
Percentage of DebtLongtermAndShorttermCombinedAmount103.3102.8102.5101.3101.493.4103.5102.7102.5101.599.1101.7101.4101.7104.2105.8104.6103.4103.1104.8102.3102.3100.399.3100.6101.6

us-gaap:DebtWeightedAverageInterestRate

us-gaap:DebtWeightedAverageInterestRate


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3.33.53.53.40.0390.0370.0380.0380.0380.0390.0390.0380.0380.0480.0470.0470.0460.0460.0460.0460.0460.0460.0420.0410.0420.0410.0430.0430.0330.0330.0360.0350.0350.0350.0350.0350.0350.0350.0350.0340.0340.034
Percentage of DebtWeightedAverageInterestRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsNet us-gaap:DebtInstrument

us-gaap:DeferredFinanceCostsNet

gra:A2025TermLoan


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value5.45.86.06.37.2
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.0

gra:A2028TermLoan


Deferred
Period End2021-06-30
Value7.3
Percentage of DeferredFinanceCostsNet135.2

gra:SeniorNotesDue2021


Deferred
Period End2020-09-302020-06-302020-03-312019-12-31
Value0.01.92.32.7
Percentage of DeferredFinanceCostsNet0.00.00.037.5

gra:SeniorNotesDue2024


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1.61.81.92.02.12.32.4
Percentage of DeferredFinanceCostsNet29.631.031.731.70.00.033.3

gra:SeniorNotesDue2027


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value9.39.710100.0
Percentage of DeferredFinanceCostsNet172.2167.2168.3166.70.0

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxAssetsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value550557567555515511517505520525529543535556
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-31
Value8155
Percentage of DeferredIncomeTaxLiabilities100.0100.0

us-gaap:DeferredRevenueCurrent

us-gaap:DeferredRevenueCurrent


Deferred
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value353334353634414043262919162127
Percentage of DeferredRevenueCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredRevenueNoncurrent

us-gaap:DeferredRevenueNoncurrent


Deferred
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value2124302928242429182217149.59.42.3
Percentage of DeferredRevenueNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value6765895826198058479451120126711641191
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312013-12-31
Value65601020.0
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.00.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value101.24489293366371
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsDomestic100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsForeign

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsForeign


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value9.69.65.76.65.9151818222844
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsForeign100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value4549525850535140
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value6.86.96.5142939451620168.6
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsStateTaxes

us-gaap:DeferredTaxAssetsStateTaxes


Deferred
Period End2020-12-31
Value1600000.0
Percentage of DeferredTaxAssetsStateTaxes100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value30929429126918312449162.41322
Percentage of DeferredTaxAssetsTaxCreditCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits


Deferred
Period End2020-12-312019-12-31
Value4000000.05400000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1391078210412012711496136129165
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2914221531484560516042
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsContingencies

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsContingencies


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value5047291624202250
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsContingencies100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsUnrealizedCurrencyLosses

us-gaap:DeferredTaxAssetsUnrealizedCurrencyLosses


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value3012120.0
Percentage of DeferredTaxAssetsUnrealizedCurrencyLosses100.0100.0100.00.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value3627241518403617
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesLeasingArrangements


Deferred
Period End2020-12-312019-12-31
Value7400000.08000000.0
Percentage of DeferredTaxLiabilitiesLeasingArrangements100.0100.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value161.45.6114.74.78.27.3143012
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2018133238455230353522
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPensionPlanLiabilitiesCurrent

us-gaap:DefinedBenefitPensionPlanLiabilitiesCurrent


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-312011-06-30
Value15151515141414141414141414151515151414144714554534434733443584074383864104485431314
Percentage of DefinedBenefitPensionPlanLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value594592649532520514519424433430433455452516502452444430424379378381456440438428457328343392299250272309400380351293407450327337539530
Percentage of DefinedBenefitPensionPlanLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent us-gaap:RetirementPlanFundingStatus

us-gaap:UnderfundedPlan


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value89911288384848568686767636311083
Percentage of DefinedBenefitPensionPlanLiabilitiesNoncurrent15.015.419.815.616.116.416.416.115.715.715.513.914.022.019.6

us-gaap:UnfundedPlan


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value504501520449436430434355365362366392388391341
Percentage of DefinedBenefitPensionPlanLiabilitiesNoncurrent85.084.680.284.483.983.683.683.984.384.384.586.186.078.080.4

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value15901423126315701478
Percentage of DefinedBenefitPlanAccumulatedBenefitObligation100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value-2.0-2.6-3.2
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax100.0100.0100.0

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-2.1-2.7-3.3-4.0-4.4
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax105.0103.8103.10.00.0

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value-2000000.0-2600000.0-3200000.0
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax100.0100.0100.0

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-2100000.0-2700000.0-3300000.0-4000000.0-4400000.0
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax105.0103.8103.10.00.0

us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheet us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheet

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value-222000000.0-182100000.0-156000000.0
Percentage of DefinedBenefitPlanAmountsRecognizedInBalanceSheet100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-431300000.0-344000000.0-286100000.0-301600000.0-250900000.0
Percentage of DefinedBenefitPlanAmountsRecognizedInBalanceSheet194.3188.9183.40.00.0

us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheet us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-653300000.0-526100000.0-442100000.0-517400000.0-438700000.0
Percentage of DefinedBenefitPlanAmountsRecognizedInBalanceSheet294.3288.9283.40.00.0

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1211119.59.28.98.56.46.25.95.74.74.20.00.426444543444445181630283633323533374040323536
Percentage of DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value118.55.7
Percentage of DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent100.0100.0100.0

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value118.55.70.0
Percentage of DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent100.0100.0100.00.0

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate

country:DE, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value0.70.0125
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate100.0100.0

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value2.410.03130.0422
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate344.3250.40.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value0.840.01410.02170.01840.0191
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate120.0112.80.00.00.0

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value4.50.0450.041
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2.580.02590.02590.02640.0309
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease57.357.663.20.00.0

us-gaap:DefinedBenefitPlanBenefitObligation us-gaap:RetirementPlanFundingStatus, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanBenefitObligation

us-gaap:OverfundedPlan, country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value363532
Percentage of DefinedBenefitPlanBenefitObligation100.0100.0100.0

us-gaap:UnderfundedPlan, country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value1076993897
Percentage of DefinedBenefitPlanBenefitObligation2948.82791.62770.4

us-gaap:UnderfundedPlan, us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3329222419
Percentage of DefinedBenefitPlanBenefitObligation91.881.570.10.00.0

us-gaap:UnfundedPlan, country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value10910897
Percentage of DefinedBenefitPlanBenefitObligation301.1304.2299.7

us-gaap:UnfundedPlan, us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value426340282298249
Percentage of DefinedBenefitPlanBenefitObligation1168.5955.6873.10.00.0

us-gaap:DefinedBenefitPlanBenefitObligation us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value1222113710271325
Percentage of DefinedBenefitPlanBenefitObligation3349.93196.13170.10.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value460369305323269238
Percentage of DefinedBenefitPlanBenefitObligation1260.31037.1943.20.00.00.0

us-gaap:DefinedBenefitPlanBenefitObligation us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value168215071332164815431477
Percentage of DefinedBenefitPlanBenefitObligation4610.14233.14113.30.00.00.0

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

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value348352
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value60535049
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter17.415.20.00.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-31
Value409
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter117.4

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

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value8482
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value9.78.38.58.9
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths11.510.10.00.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-31
Value94
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths111.5

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

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value7474
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value109.39.19.1
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive13.712.40.00.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-31
Value84
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive113.7

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

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value7675
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value109.08.88.9
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour13.311.90.00.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-31
Value86
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour113.3

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

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value7676
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value9.68.78.68.6
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree12.611.40.00.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-31
Value86
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree112.6

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

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value9.48.48.48.4
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-31
Value86
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo924.5

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-31
Value10000000.0
Percentage of DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear100.0

us-gaap:DefinedBenefitPlanFundedStatusOfPlan

us-gaap:DefinedBenefitPlanFundedStatusOfPlan


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-03-312015-12-31
Value-597.3-596.4-653.3-538.1-526.2-520.6-526.1-432.2-442.3-439.2-442.1-465.7-462.8-531.3-517.4-467.4-459.2-445.0-438.7-392.9-396.3-391.7
Percentage of DefinedBenefitPlanFundedStatusOfPlan100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanFundedStatusOfPlan us-gaap:RetirementPlanFundingStatus, us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:OverfundedPlan, country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value118.55.7
Percentage of DefinedBenefitPlanFundedStatusOfPlan-1.7-1.6-1.3

us-gaap:UnderfundedPlan, country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value-123.5-82.3-64.6
Percentage of DefinedBenefitPlanFundedStatusOfPlan18.915.614.6

us-gaap:UnderfundedPlan, us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-4.8-3.8-3.2-3.2-1.6
Percentage of DefinedBenefitPlanFundedStatusOfPlan0.70.70.70.60.4

us-gaap:UnfundedPlan, country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value-109.9-108.3-97.1
Percentage of DefinedBenefitPlanFundedStatusOfPlan16.820.622.0

us-gaap:UnfundedPlan, us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-426.5-340.2-282.9-298.4-249.3
Percentage of DefinedBenefitPlanFundedStatusOfPlan65.364.764.057.756.8

us-gaap:DefinedBenefitPlanFundedStatusOfPlan us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value-222.0-182.1-156.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan34.034.635.3

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-431.3-344.0-286.1-301.6-250.9
Percentage of DefinedBenefitPlanFundedStatusOfPlan66.065.464.758.357.2

us-gaap:DefinedBenefitPlanFundedStatusOfPlan us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-653.3-526.1-442.1-517.4-438.7
Percentage of DefinedBenefitPlanFundedStatusOfPlan100.0100.0100.0100.0100.0

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

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value11441058960
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value384306253263222
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation33.629.026.40.00.0

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value15281365121315491461
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation133.6129.0126.40.00.0

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

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value952911833
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value1.30.80.7
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets0.10.10.1

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value95491283311091086
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets100.1100.1100.10.00.0

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

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value11861102994
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value429342284298249
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation36.231.028.60.00.0

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation us-gaap:RetirementPlanType

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value16151444127916241523
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation136.2131.0128.60.00.0

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

us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage

gra:Liabilityhedgingassets, country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value75.00.75
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage100.0100.0

gra:Multiassetcredit, country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value3.00.03
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage4.04.0

gra:OtherInvestment, country:CA, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value12.00.12
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage16.016.0

us-gaap:Bonds, country:CA, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value65.00.65
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage86.786.7

us-gaap:DefinedBenefitPlanEquitySecurities, country:CA, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value23.00.23
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage30.730.7

us-gaap:DefinedBenefitPlanEquitySecurities, country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value22.00.22
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage29.329.3

us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

country:CA, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value100.01.0
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage133.3133.3

country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-31
Value100.01.0
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage133.3133.3

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

us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations

gra:Liabilityhedgingassets, country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value74.00.750.84
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations100.0100.0100.0

gra:Multiassetcredit, country:US, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value3.00.030.02
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations4.14.02.4

gra:OtherInvestment, country:CA, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value12.00.130.14
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations16.217.316.7

us-gaap:Bonds, country:CA, us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-31
Value63.00.620.58
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations85.182.769.0

us-gaap:DefinedBenefitPlanEquitySecurities, country:CA, us-gaap:PensionPlansDefinedBenefit