CVA


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

Table of contents


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

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:CostOfGoodsAndServicesSold
cva:TypeOfCosts

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeTaxExpenseBenefit

us-gaap:InterestExpense

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NonoperatingIncomeExpense

us-gaap:OperatingExpenses

us-gaap:OperatingIncomeLoss

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ProfitLoss

us-gaap:Revenues
us-gaap:ProductOrService

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:ReceivablesNetCurrent

us-gaap:OtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:Land

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

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:ConstructionInProgressGross

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableCurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:DebtCurrent

us-gaap:DividendsPayableCurrent

us-gaap:LiabilitiesCurrent
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:LongTermDebtCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherLiabilitiesCurrent
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee
us-gaap:LiabilitiesNoncurrent

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

us-gaap:LongTermDebtNoncurrent

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:MinorityInterest

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:CommonStockValue
us-gaap:StatementEquityComponents
us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit
us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:MinorityInterest

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:AmortizationOfFinancingCosts

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquireProductiveAssets

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividendsCommonStock
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:Range, us-gaap:DebtInstrument

us-gaap:EffectiveIncomeTaxRateContinuingOperations
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
us-gaap:TitleOfIndividual, us-gaap:AwardType
us-gaap:TitleOfIndividual, us-gaap:AwardType, us-gaap:PlanName

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsValuationAllowance

cva:IncreaseDecreaseInWorkingCapital

cva:OperatingLeaseInterestExpense

cva:OperatingLeaseRightofUseAssetAmortization

cva:PaymentsForInsurancePremium

cva:RepaymentsOfProjectDebt

cva:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsRepurchasedInPeriod

cva:WeightedAverageDiscountRateonReceivablesRepurchased

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs

us-gaap:AssetImpairmentCharges

us-gaap:CashDividendsPaidToParentCompanyBy50PercentOrLessOwnedPersons

us-gaap:CashFlowsBetweenTransfereeAndTransferorProceedsFromCollectionsReinvestedInRevolvingPeriodTransfers

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:DepreciationAmortizationAndAccretionNet

us-gaap:DividendsCommonStock
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations

us-gaap:FinanceLeaseInterestExpense

us-gaap:FinanceLeasePrincipalPayments

us-gaap:FinanceLeaseRightOfUseAssetAmortization

us-gaap:GainLossOnDispositionOfAssets1
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:GainLossOnSaleOfEquityInvestments

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes

us-gaap:IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:LeaseCost

us-gaap:OperatingLeasePayments

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax

us-gaap:OtherCostAndExpenseOperating

us-gaap:OtherNoncashIncomeExpense
us-gaap:DerivativeInstrumentRisk
us-gaap:PaymentsForProceedsFromHedgeInvestingActivities

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsOfFinancingCosts

us-gaap:PaymentsToAcquireInterestInSubsidiariesAndAffiliates
us-gaap:DerivativeInstrumentRisk
us-gaap:ProceedsFromHedgeInvestingActivities

us-gaap:ProceedsFromLongTermLinesOfCredit

us-gaap:ProceedsFromOtherDebt

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromSaleOfOtherAssetsInvestingActivities

us-gaap:ProvisionForDoubtfulAccounts
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:RedemptionPremium

us-gaap:RepaymentsOfLongTermLinesOfCredit

us-gaap:RepaymentsOfSecuredDebt

us-gaap:StockIssuedDuringPeriodSharesIssuedForServices

us-gaap:StockholdersEquityOther
us-gaap:StatementEquityComponents
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:WriteOffOfDeferredDebtIssuanceCost
us-gaap:LongtermDebtType

cva:AccruedLiabilitiesToClientCommunitiesCurrent

cva:AccruedOperatingExpensesPayrollAndRelatedExpensesCurrent

cva:ClientCommunityRevenueBondsCollateralizedByPropertyPlantAndEquipment

cva:ClientCommunityRevenueBondsCollateralizedByRestrictedFundsHeldInTrust

cva:DebtInstrumentCovenantPermittedInterestRatioMinimum

cva:DebtInstrumentCovenantTotalLeverageRatioMaximum
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
cva:DebtInstrumentMaximumBorrowingCapacity

cva:DebtNoncurrent

cva:DebtTotal

cva:DeferredTaxAssetsInterestExpense

cva:DeferredTaxAssetsPrepaidExpensesAndAccruals

cva:DeferredTaxAssetsUnbilledAccounts

cva:DeferredTaxLiabilitiesGross

cva:EquityMethodInvestmentConsiderationReceivable
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
cva:EquityMethodInvestmentEnergyOutput
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
cva:EquityMethodInvestmentEstimatedProjectCost

cva:EquityMethodInvestmentShareholderLoan
us-gaap:Ownership
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:BalanceSheetLocation
dei:LegalEntity, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
cva:EquityMethodInvestmentWasteProcessingCapacity
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
cva:EquityMethodInvestmentWeight
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
cva:EquityMethodInvestmentsProjectCostsFinancedThroughDebt
dei:LegalEntity, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
cva:EquityMethodInvestmentsRightToInvest

cva:FacilitiesAndEquipmentGross

cva:FinanceLeaseRightOfUseAssetAccumulatedDepreciation

cva:FinanceLeaseRightOfUseAssetGross
us-gaap:MeasurementInputType
cva:GoodwillMeasurementInput
us-gaap:SecuritiesFinancingTransaction
cva:GuaranteePercent

cva:InsurancePremiumFinancingCurrent
cva:InterestRateReferences, us-gaap:DebtInstrument
cva:LIBORInterestRateFloor

cva:LandfillGross
us-gaap:CreditFacility
cva:LineOfCreditFacilityLimitOfIssuanceOnLettersOfCredit
us-gaap:CreditFacility
cva:LineOfCreditFacilitySublimitForIssuanceOfSwingLineLoans
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
cva:LongtermDebtReservedforFutureIssuance

cva:MaximumAmountofReceivablesRepurchasable

cva:PercentOfMunicipalSolidWasteProcessed
us-gaap:DebtInstrument
cva:PercentageOfFrontingFee

cva:ProjectDebt
us-gaap:DebtInstrument
us-gaap:FairValueByMeasurementBasis

cva:ProjectDebtCurrent

cva:ProjectDebtNoncurrent

cva:ReceivablesRepurchased

cva:SparePartsAssets

cva:TotalLongTermDebtSeniorNotesAndDebentures

cva:TotalLongTermDebtTaxExemptBonds
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
cva:WasteAndServiceContractsAccumulatedAmortizationNoncurrent
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
cva:WasteAndServiceContractsGrossNoncurrent
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
cva:WasteAndServiceContractsNoncurrent

us-gaap:AccountsReceivableRelatedPartiesCurrent
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax
us-gaap:StatementEquityComponents

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AssetRetirementObligation

us-gaap:AssetRetirementObligationCurrent

us-gaap:AssetRetirementObligationsNoncurrent
us-gaap:FairValueByMeasurementBasis
us-gaap:AssetsFairValueDisclosure

us-gaap:BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount

us-gaap:CommonStockValueOutstanding

us-gaap:ContractWithCustomerAssetGross

us-gaap:ContractWithCustomerLiability
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFaceAmount
us-gaap:DebtInstrument
us-gaap:DebtInstrumentUnamortizedPremium
us-gaap:CreditFacility
us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet
us-gaap:DebtInstrument
us-gaap:DebtWeightedAverageInterestRate
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DeferredFinanceCostsNet
us-gaap:LongtermDebtType

us-gaap:DeferredRevenueCurrent

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
cva:FinancialInstrumentDisclosure, us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:DerivativeAssets
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:DerivativeLiabilities

us-gaap:DerivativeNonmonetaryNotionalAmount
cva:Period
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeNotionalAmount
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
dei:LegalEntity, us-gaap:Ownership
us-gaap:EquityMethodInvestmentOwnershipPercentage
dei:LegalEntity, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementScenario
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementScenario, us-gaap:SubsequentEventType

us-gaap:EquityMethodInvestments
dei:LegalEntity, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:Ownership
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:BalanceSheetLocation
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementScenario

us-gaap:FinanceLeaseLiability
us-gaap:DebtInstrument
us-gaap:BalanceSheetLocation
us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:Ownership, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:GuarantyLiabilities

us-gaap:InterestPayableCurrent

us-gaap:InterestRateDerivativesAtFairValueNet
us-gaap:DerivativeInstrumentRisk
cva:FinancialInstrumentDisclosure, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:InvestmentsFairValueDisclosure

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
us-gaap:DebtInstrument, us-gaap:LossContingenciesByNatureOfContingency
us-gaap:LettersOfCreditOutstandingAmount
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:FairValueByMeasurementBasis
us-gaap:LiabilitiesFairValueDisclosure

us-gaap:LiabilityForUncertainTaxPositionsCurrent

us-gaap:LineOfCredit
us-gaap:DebtInstrument
us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity
us-gaap:DebtInstrument
us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
us-gaap:DebtInstrument
us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
us-gaap:DebtInstrument
us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
us-gaap:DebtInstrument
us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LossContingencyAccrualAtCarryingValue

us-gaap:NotesAndLoansReceivableGrossCurrent

us-gaap:NotesAndLoansReceivableGrossNoncurrent

us-gaap:NotesReceivableGross

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLossCarryforwards
us-gaap:IncomeTaxAuthority

us-gaap:OtherCommitment
us-gaap:LossContingenciesByNatureOfContingency

us-gaap:PledgedFinancialInstrumentsNotSeparatelyReportedLoansReceivablePledgedAsCollateral

us-gaap:PrepaidExpenseCurrent

us-gaap:RestrictedCashAndInvestmentsCurrent
cva:Investment

us-gaap:RestrictedCashAndInvestmentsNoncurrent
cva:Investment

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:RevenueRemainingPerformanceObligationPercentage
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward
us-gaap:TaxCreditCarryforwardAmount

us-gaap:TransferOfFinancialAssetsAccountedForAsSalesAmountDerecognized
us-gaap:StatementEquityComponents
us-gaap:TreasuryStockShares

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance

Plots across concepts


IncomeStatement
Comprehensive Income 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
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Operating Lease Liability
Current Liabilities
Operating Lease Liability Current
Noncurrent Liabilities
Operating Lease Liability Noncurrent
Stockholders Equity
Retained Earnings Accumulated Deficit
Per Share
Earnings Per Share Diluted
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Net Income Loss
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Common Stock Shares Outstanding
OperatingLeaseLiability
Operating Lease Liability Current
NonoperatingIncomeExpense
Nonoperating Income Expense
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Next Twelve Months
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Net
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
 us-gaap:CommonStockValue us-gaap:StatementEquityComponents us-gaap:CommonStock▄▄▄▄▄▄▄▄▄▄▄14.014.014.014.014.014.014.014.014.014.014.0
 us-gaap:SharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStock▄▄▄▄▄▄▄▄▄▄▄136.0136.0136.0136.0136.0136.0136.0136.0136.0136.0136.0
 us-gaap:SharesOutstanding us-gaap:StatementEquityComponents us-gaap:TreasuryStockNANA4.0NANANA5.0NANANA5.0
us-gaap:CommonStockSharesIssued ▄▄▄▄▄▄▄▄▄▄▄136.0136.0136.0136.0136.0136.0136.0136.0136.0136.0136.0
us-gaap:CommonStockSharesOutstanding ██▄▄▄▄▁▁▁▁▁133.0133.0132.0132.0132.0132.0131.0131.0131.0131.0131.0
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁█133.0137.0NA134.0132.0131.0NA133.0131.0133.0NA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁133.0132.0NA132.0132.0131.0NA131.0131.0131.0NA
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 4.0NANA1.04.03.0NA0.02.00.0NA
us-gaap:EarningsPerShareBasic ▃▆█▇▄▁██▃▇▇-0.140.020.090.04-0.1-0.240.090.11-0.160.040.07
us-gaap:EarningsPerShareDiluted ▃▆█▇▄▁██▃▇▇-0.140.010.090.04-0.1-0.240.090.1-0.160.030.07
  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
 TTM Greenblatt ROC _ _▅▄▃▇▄▁▇▇▃▁█25.014.013.050.018.0-12.044.044.010.0-8.059.0
  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 ▂▄█▆▃▁█▄▄▅▆-34.0-10.025.011.0-19.0-42.029.0-10.0-12.00.011.0
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▁█-34.0-10.0NA11.0-19.0-42.0NA-10.0-12.00.0NA
us-gaap:CostOfGoodsAndServicesSold ▇█▅▃▂▄▂▁▄▄▂390.0398.0370.0349.0340.0361.0333.0325.0354.0359.0334.0
us-gaap:GainsLossesOnExtinguishmentOfDebt NANA0.0-12.0NANA0.00.0NANA-12.0
 us-gaap:GainsLossesOnExtinguishmentOfDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType cva:SeniorNotesDue2024,us-gaap:SeniorNotesNANA0.0-10.0NANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments ▅▄▆▇▄▁██▃▇█-7.0-17.0-1.06.0-17.0-38.09.08.0-27.07.011.0
us-gaap:IncomeTaxExpenseBenefit █▁▂▆▄▄▅▄▄▆▆12.0-18.0-12.03.0-4.0-5.0-1.0-5.0-3.02.05.0
us-gaap:InterestExpense ▂▁▄▂▅▅▇███▅32.031.033.032.034.034.035.036.036.036.034.0
us-gaap:NetIncomeLoss ▁█-19.02.0NA5.0-13.0-32.0NA14.0-21.05.09.0
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarningsUnappropriatedNANANA5.0-13.0-32.0NA14.0-21.05.0NA
us-gaap:NonoperatingIncomeExpense ▃▃▅▁▂▃▂▂▂█▁-32.0-31.0-14.0-44.0-35.0-26.0-35.0-36.0-37.015.0-48.0
us-gaap:OperatingExpenses ██▇▃▃█▃▁▅▅▃481.0484.0478.0441.0436.0480.0441.0421.0457.0461.0441.0
us-gaap:OperatingIncomeLoss ▅▄▃▇▄▁▇▇▃▁█25.014.013.050.018.0-12.044.044.010.0-8.059.0
us-gaap:OtherNonoperatingIncomeExpense NANANA0.0-1.0-1.00.0-1.01.01.0-2.0
us-gaap:ProfitLoss ▃▆█▇▄▁██▃▇▇-19.02.012.05.0-13.0-32.012.014.0-21.05.09.0
us-gaap:Revenues █▇▆▆▁▃▅▃▃▁▇506.0498.0491.0491.0454.0468.0485.0465.0467.0453.0500.0
us-gaap:SellingGeneralAndAdministrativeExpense ▅▅█▂▁▄▅▃▄▄▄33.033.037.027.026.030.032.029.031.030.030.0
  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 ▁▁▃▂▂▂▃▅██▆3627.03642.03706.03656.03656.03669.03715.03798.03902.03885.03843.0
us-gaap:Liabilities ▃▂▄▃▃▂▁▅█▅▂3373.03352.03396.03372.03376.03366.03339.03421.03486.03431.03356.0
us-gaap:LiabilitiesAndStockholdersEquity ▁▁▃▂▂▂▃▅██▆3627.03642.03706.03656.03656.03669.03715.03798.03902.03885.03843.0
us-gaap:StockholdersEquity ▁▂▃▂▂▂▅▅▆▇█254.0290.0310.0284.0280.0303.0376.0377.0416.0454.0487.0
  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 ▁▂▄▁▁▁▂▆█▆▇389.0397.0443.0386.0383.0383.0400.0475.0526.0490.0499.0
us-gaap:CashAndCashEquivalentsAtCarryingValue ▃▃▃▁▂▂▁▄█▇▃54.056.055.034.039.042.037.065.0102.088.058.0
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▃▃▃▁▂▂▂▅█▇▆72.072.072.051.057.064.063.098.0132.0126.0105.0
us-gaap:ReceivablesNetCurrent ▃▂▄▃▂▁▃▆▇▅█242.0233.0260.0247.0231.0211.0240.0307.0318.0292.0338.0
us-gaap:OtherAssetsCurrent NANA36.0NANANA36.0NANANA12.0
us-gaap:PrepaidExpenseAndOtherAssetsCurrent ▄▆█▅▆█▆▃▄▃▁85.098.0117.094.0103.0116.0105.078.084.079.062.0
us-gaap:Land NANA20.0NANANA20.0NANANA26.0
  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 NANA3706.0NANANA3715.0NANANA3843.0
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:USNANA3305.0NANANA3466.0NANANA3635.0
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical us-gaap:NonUsNANA401.0NANANA249.0NANANA208.0
 us-gaap:AssetsNoncurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvesteesNANA1518.0NANANA1008.0NANANANA
us-gaap:PropertyPlantAndEquipmentGross NANA4748.0NANANA4619.0NANANA4539.0
us-gaap:ConstructionInProgressGross NANA90.0NANANA58.0NANANA71.0
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA2327.0NANANA2168.0NANANA2025.0
us-gaap:PropertyPlantAndEquipmentNet ▁▁▂▂▃▄▄▅▇██2398.02405.02421.02420.02431.02445.02451.02465.02492.02511.02514.0
us-gaap:Goodwill ▁▁▁▁▁▁█████303.0302.0302.0302.0302.0302.0321.0321.0321.0321.0321.0
us-gaap:IntangibleAssetsNetExcludingGoodwill ▁▂▂▃▄▄▅▆▇▇█227.0232.0237.0242.0247.0252.0258.0263.0269.0274.0279.0
us-gaap:FiniteLivedIntangibleAssetsNet NANA237.0NANANA258.0NANANA279.0
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass cva:WasteServiceAndEnergyContractsIntangibleAssetsNANA220.0NANANA236.0NANANA251.0
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass us-gaap:OtherIntangibleAssetsNANA17.0NANANA22.0NANANA28.0
us-gaap:OperatingLeaseRightOfUseAsset ▁▂▂▃▄▄▄▅▇█40.042.043.045.046.046.046.048.053.055.0NA
us-gaap:OtherAssetsNoncurrent ████▇▆▆▅▇▆▁300.0300.0297.0300.0285.0279.0277.0266.0286.0282.0222.0
  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 █▆▇▆▇▅▁▅▅▆█79.068.075.066.071.059.036.063.061.067.076.0
us-gaap:AccruedLiabilitiesCurrent █▃▇▁▅▂▆▁307.0270.0303.0254.0282.0257.0292.0252.0NANA333.0
us-gaap:DebtCurrent ██▃▃▃▃▂▁▂▂▇36.036.027.027.027.027.025.024.026.025.034.0
us-gaap:DividendsPayableCurrent NANA15.0NANANA38.0NANANA36.0
us-gaap:LiabilitiesCurrent ▇▃▅▂▄▁▂▁▅▅█422.0374.0405.0347.0380.0343.0353.0339.0405.0398.0443.0
us-gaap:LongTermDebtCurrent ██▃▃▃▃▂▂▂▁▁27.027.018.018.018.018.017.016.016.015.015.0
us-gaap:OperatingLeaseLiabilityCurrent ██▁▁▁▁▁7.07.06.06.06.06.06.0NANANANA
us-gaap:OtherLiabilitiesCurrent NANA41.0NANANA36.0NANANA73.0
  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:LiabilitiesNoncurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvesteesNANA1212.0NANANA735.0NANANANA
us-gaap:LongTermDebt ▄▆▅▆▄▅▃█▇▅▁2402.02438.02414.02435.02405.02425.02383.02473.02462.02408.02342.0
us-gaap:LongTermDebtNoncurrent ▄▆▅▆▄▅▃█▇▅▁2375.02411.02396.02417.02387.02407.02366.02457.02446.02393.02327.0
us-gaap:DeferredIncomeTaxLiabilitiesNet ▃▁▆▆▆▇█346.0338.0362.0360.0360.0365.0372.0NANANANA
us-gaap:MinorityInterest ▁▂▃▂▂▂▅▅▆▇█254.0290.0310.0284.0280.0303.0376.0377.0416.0454.0487.0
us-gaap:OtherLiabilitiesNoncurrent ▇▆▆███▇███▁119.0114.0117.0130.0130.0128.0123.0127.0129.0127.075.0
us-gaap:OperatingLeaseLiabilityNoncurrent ▁▃▄▆███40.042.043.044.046.046.046.0NANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo ▁▁▁█8.08.08.09.0NANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree ▁▁▁█7.07.07.08.0NANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive ▁▁▁█27.027.027.033.0NANANANANANANA
  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 ▁▂▃▂▂▂▅▅▆▇█254.0290.0310.0284.0280.0303.0376.0377.0416.0454.0487.0
 us-gaap:CommonStockValue us-gaap:StatementEquityComponents us-gaap:CommonStock▄▄▄▄▄▄▄▄▄▄▄14.014.014.014.014.014.014.014.014.014.014.0
 us-gaap:AdditionalPaidInCapital us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapital█▇▇▅▅▄▃▃▂▁▁892.0883.0882.0871.0867.0860.0857.0853.0848.0841.0841.0
us-gaap:AdditionalPaidInCapitalCommonStock █▇▇▅▅▄▃▃▂▁▁892.0883.0882.0871.0867.0860.0857.0853.0848.0841.0841.0
us-gaap:RetainedEarningsAccumulatedDeficit ▁▂▂▂▂▃▅▅▆▇█-593.0-563.0-554.0-556.0-550.0-526.0-460.0-439.0-419.0-365.0-334.0
 us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:StatementEquityComponents us-gaap:RetainedEarningsUnappropriated▁▂▂▂▂▃▅▅▆▇█-593.0-563.0-554.0-556.0-550.0-526.0-460.0-439.0-419.0-365.0-334.0
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▁▄▇▄▃▄▆▃█▆▇-59.0-44.0-32.0-45.0-51.0-45.0-35.0-51.0-27.0-36.0-33.0
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetGainLossIncludingPortionAttributableToNoncontrollingInterest▄▄▄3.03.03.0NA2.03.03.0NANANA-2.0
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest▃▁█-15.0-18.0-8.0NA-30.0-36.0-24.0NANANA-23.0
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest▁▇█-47.0-29.0-27.0NA-23.0-12.0-8.0NANANA-12.0
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedOtherComprehensiveIncome▁▄▇▄▃▄▆▃█▆▇-59.0-44.0-32.0-45.0-51.0-45.0-35.0-51.0-27.0-36.0-33.0
us-gaap:MinorityInterest ▁▂▃▂▂▂▅▅▆▇█254.0290.0310.0284.0280.0303.0376.0377.0416.0454.0487.0
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue ▄▄9.09.0NA5.06.08.0NA5.07.08.0NA
  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 ▇▃▄▂▆▄█▁▃▂▆105.052.063.036.094.061.0114.025.050.037.091.0
us-gaap:NetCashProvidedByUsedInInvestingActivities ▃▃▄▄▄▁▃█▂█▁-44.0-45.0-41.0-41.0-43.0-51.0-44.0-27.0-47.0-27.0-52.0
us-gaap:NetCashProvidedByUsedInFinancingActivities ▄▇▇▇▄▇▁▆██▅-62.0-6.0-3.0-2.0-58.0-8.0-106.0-30.03.011.0-31.0
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect NANA21.0-6.0-7.01.0-35.0-34.06.021.07.0
  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:AmortizationOfFinancingCosts ▁▁▁▁▁▁█▁▁▁▁1.01.01.01.01.01.02.01.01.01.01.0
us-gaap:NetCashProvidedByUsedInOperatingActivities ▇▃▄▂▆▄█▁▃▂▆105.052.063.036.094.061.0114.025.050.037.091.0
us-gaap:NetIncomeLoss ▁█-19.02.0NA5.0-13.0-32.0NA14.0-21.05.09.0
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarningsUnappropriatedNANANA5.0-13.0-32.0NA14.0-21.05.0NA
us-gaap:ProfitLoss ▃▆█▇▄▁██▃▇▇-19.02.012.05.0-13.0-32.012.014.0-21.05.09.0
us-gaap:ShareBasedCompensation ▇▇█▁▂▅▁▁▄▅▂9.09.010.05.06.08.05.05.07.08.06.0
  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 ▃▃▄▄▄▁▃█▂█▁-44.0-45.0-41.0-41.0-43.0-51.0-44.0-27.0-47.0-27.0-52.0
us-gaap:PaymentsToAcquireProductiveAssets ▅▅▆▄▃▅▄▁▅█▇41.043.045.038.036.043.037.028.041.052.048.0
  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 ▄▇▇▇▄▇▁▆██▅-62.0-6.0-3.0-2.0-58.0-8.0-106.0-30.03.011.0-31.0
us-gaap:PaymentsOfDividendsCommonStock ▂▁▁▁▇▇▇▇▇██13.011.011.010.034.034.033.032.033.035.036.0
  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 cva:ProjectDebtTypeNANA5e-06NANANA5.0000000000000004e-08NANANA5.0000000000000004e-08
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType cva:NewHampshireSeries2018ABonds,cva:TaxExemptBondsNANA4e-06NANANA4e-08NANANA4e-08
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType cva:NewHampshireSeries2018BBonds,cva:TaxExemptBondsNANA4.625e-06NANANA4.625e-08NANANA4.625e-08
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType cva:NewHampshireSeries2018CBonds,cva:TaxExemptBondsNANA4.875e-06NANANA4.875e-08NANANA4.875e-08
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType cva:NewHampshireSeries2020A,cva:TaxExemptBondsNANA3.625e-06NANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType cva:NewHampshireSeries2020B,cva:TaxExemptBondsNANA3.75e-06NANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType cva:NewJerseySeries2015A,cva:TaxExemptBondsNANA5.25e-06NANANA5.25e-08NANANA5.25e-08
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType cva:NewYorkSeries2018A,cva:TaxExemptBondsNANA4.75e-06NANANA4.75e-08NANANA4.75e-08
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType cva:NewYorkSeries2018B,cva:TaxExemptBondsNANA3.5e-06NANANA3.5e-08NANANA3.5e-08
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType cva:PennsylvaniaSeries2015A,cva:TaxExemptBondsNANA5e-06NANANA5.0000000000000004e-08NANANA5.0000000000000004e-08
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType cva:PennsylvaniaTaxExemptBonds,cva:TaxExemptBondsNANA3.25e-06NANANA3.25e-08NANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType cva:SeniorNotes5.875PercentDue2024,us-gaap:SeniorNotesNANA5.875e-06NANANA5.8749999999999993e-08NANANA5.8749999999999993e-08
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType cva:Series2018VirginiaBonds,cva:TaxExemptBondsNANA5e-06NANANA5.0000000000000004e-08NANANA5.0000000000000004e-08
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range,us-gaap:DebtInstrument srt:Maximum,cva:AmericasProjectDebtRelatedToServiceFeeStructuresNANA5e-06NANANA5.0000000000000004e-08NANANA5.0000000000000004e-08
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range,us-gaap:DebtInstrument srt:Maximum,cva:AmericasProjectDebtRelatedToTipFeeStructuresNANA5e-06NANANA5.25e-08NANANA6.2e-08
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range,us-gaap:DebtInstrument srt:Minimum,cva:AmericasProjectDebtRelatedToServiceFeeStructuresNANA5e-06NANANA5.0000000000000004e-08NANANA4e-08
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range,us-gaap:DebtInstrument srt:Minimum,cva:AmericasProjectDebtRelatedToTipFeeStructuresNANA5e-06NANANA5.0000000000000004e-08NANANA5.25e-08

Common Stock Value

us-gaap:CommonStockValue us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:CommonStock


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value1414141414141414141414141414141414141416161616
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.40.40.40.40.40.40.40.40.40.40.40.40.40.30.30.30.30.30.40.40.30.3
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Shares Outstanding

us-gaap:SharesOutstanding us-gaap:StatementEquityComponents

us-gaap:SharesOutstanding

us-gaap:CommonStock


Shares
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312011-09-302011-06-302010-12-312010-09-302010-06-302009-12-312008-12-31
Value136136136136136136136136136136136136136136136136136136136159158158157156157156155155
Percentage of SharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStock


Shares
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312011-12-312011-09-302011-06-302010-12-312010-09-302010-06-302009-12-312008-12-31
Value4.05.05.05.06.02220146.9564.00.7670.6791.0
Percentage of SharesOutstanding2.93.73.73.74.413.912.79.34.42.50.50.40.6

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value136136136136136136136136136136136136136136136136136136136136136136136136136136136136136136136159159159159159159158158157157156155
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value133133132132132132131131131131131131131131131131131131130130130131131133133133131131131130131130131132132133135136138143147149154
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value133137134132131133131133130130132131130129131129129134132132131131129130129130132134134140144146154155153
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
Value133132132132131131131131130130130130130129129129129132132132130130129129129130131133134139143146153154153
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 End2021-06-302020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302017-09-302017-06-30
Value4.01.04.03.00.02.00.02.02.00.01.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.00.0100.00.0100.0100.00.0100.0

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
Value-0.140.020.090.04-0.1-0.240.090.11-0.160.040.07-0.21-0.241.551.020.11-0.28-0.410.060.42-0.23-0.290.590.26-0.05-0.28-0.040.050-0.070.220.22-0.3-0.190.630.20.14-0.090.190.30.130.910.150.130.17-0.05
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value-0.140.010.090.04-0.1-0.240.090.1-0.160.030.07-0.21-0.241.531.010.11-0.28-0.410.060.42-0.23-0.290.580.25-0.05-0.28-0.040.050-0.070.220.22-0.3-0.190.620.190.14-0.090.190.30.130.910.150.130.17-0.05
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-34.0-10.02511-19.0-42.029-10.0-12.00.011-36.0-46.024512018-25.0-49.0-1.049-45.0-35.0732911-57.0-2.0-6.02.0-16.02330-37.0-32.09027-12.0-9.0322319143193217
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
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

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-34.0-10.011-19.0-42.0-10.0-12.00.0-36.0-46.0245-1.0-6.02.0-16.02330-37.0-33.0912812-9.0332520142193617-5.057
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value390398370349340361333325354359334308334345
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CostOfGoodsAndServicesSold cva:TypeOfCosts

cva:Passthroughcosts


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1211221310.0132012121319121214
Percentage of CostOfGoodsAndServicesSold3.12.85.93.72.93.66.03.73.43.65.73.93.64.1
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage cva:Passthroughcosts0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Gains Losses On Extinguishment Of Debt

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GainsLossesOnExtinguishmentOfDebt


Gains
Period End2020-12-312020-09-302019-12-312019-09-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-03-31
Value0.0-12.00.00.0-12.0-3.00.0-71.00.0-13.00.00.00.00.00.0-2.00.00.00.00.0-2.00.00.00.0-1.0-1.00.00.0-2.00.0-1.00.0-0.3560.0
Percentage of GainsLossesOnExtinguishmentOfDebt0.0100.00.00.0100.0100.00.0100.00.0100.00.00.00.00.00.0100.00.00.00.00.0100.00.00.00.0100.0100.00.00.0100.00.0100.00.0100.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

cva:SeniorNotesDue2024, us-gaap:SeniorNotes


Gains
Period End2020-12-312020-09-30
Value0.0-10.0
Percentage of GainsLossesOnExtinguishmentOfDebt0.083.3
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage cva:SeniorNotesDue2024 us-gaap:SeniorNotes0.00.0

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-7.0-17.0-1.06.0-17.0-38.09.08.0-27.07.011-31.0-55.0192-55.013-30.0-63.02467-27.0-50.01140-49.0-30.031-12.09.0-24.010943-32.0-42.0795025-20.0525226-23.658252628-22.991
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of 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 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
Value12-18.0-12.03.0-4.0-5.0-1.0-5.0-3.02.05.0-3.0-22.0-9.0-186.0-2.08.0-11.017123.0-10.0-65.011-40.010.035-16.010.0-14.031197.0-17.0-4.02711-8.0252.010-9.9865.3551512-9.882
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

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value32313332343435363636343736384135353636353434333128333330332930302929272524181716161613111010
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of 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

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
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-19.02.05.0-13.0-32.014-21.05.09.0-27.0-31.020113115-37.0-52.08.054-29.0-37.07734-6.0-37.0-5.06.01.0-9.02828-38.0-25.0822618-12.0264218133232025-7.233
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
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

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarningsUnappropriated


Net
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value5.0-13.0-32.014-21.05.0-27.0-31.0201
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:RetainedEarningsUnappropriated0.00.00.00.00.00.00.00.00.0

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


Nonoperating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-32.0-31.0-14.0-44.0-35.0-26.0-35.0-36.0-37.015-48.0-33.0-37.0172-113.0-33.0-50.0-40.0-34.07.0-32.0
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Expenses

us-gaap:OperatingExpenses

us-gaap:OperatingExpenses


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value481484478441436480441421457461441454472438437383404427399361413417388351428378371396385386275347409378318331354389350345359378355357343372
Percentage of OperatingExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of 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

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2514135018-12.0444410.0-8.0592.0-18.020584620-23.058605.0-14.04471-20.05.06318471587804.0-5.011281563.0808752-1.642634650-4.381
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of 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

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value0.0-1.0-1.00.0-1.01.01.0-2.00.0-1.00.0-1.02.00.0-40.0607.02.0-2.00.00.01.0-2.0-1.00.00.00.04.00.00.00.00.00.00.03.0-6.0-10.0-3.0
Percentage of OtherNonoperatingIncomeExpense0.0100.0100.00.0100.0100.0100.0100.00.0100.00.0100.0100.00.0100.0100.0100.0100.0100.00.00.0100.0100.0100.00.00.00.0100.00.00.00.00.00.00.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value-19.02.0125.0-13.0-32.01214-21.05.09.0-27.0-31.020113115-37.0-52.08.054-29.0-37.07834-6.0-37.0-4.06.01.0-9.02828-38.0-26.0832717-11.0284419135252327-4.733
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

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
Value506498491491454468485465467453500456454458495429424404457421418403432422408383435414432401422427413373430412410392430432411376419403393367
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:ProductOrService

cva:Material


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value38362017
Percentage of Revenues7.57.24.43.6
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage cva:Material0.00.00.00.0

cva:OtherRevenue


Revenuesus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value181212122412151141202022
Percentage of Revenues3.72.42.62.64.92.63.22.48.24.44.44.8
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage cva:OtherRevenue0.00.00.00.00.00.00.00.00.00.00.00.0

cva:RecycledMetals


Revenuesus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value242020172519212123232524
Percentage of Revenues4.94.14.43.65.24.14.54.64.65.05.55.2
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage cva:RecycledMetals0.00.00.00.00.00.00.00.00.00.00.00.0

cva:Waste


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value364343337340
Percentage of Revenues71.968.974.272.6
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage cva:Waste0.00.00.00.0

cva:WasteAndService


Revenuesus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value356366344346354353359327350332333312
Percentage of Revenues72.574.575.873.973.075.976.972.270.072.873.368.1
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage cva:WasteAndService0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Electricity


Revenuesus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9393789382817294868176100
Percentage of Revenues18.918.917.219.916.917.415.420.817.217.816.721.8
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:Electricity0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:EnergyService


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value861047893
Percentage of Revenues17.020.917.219.9
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:EnergyService0.00.00.00.0

us-gaap:Service


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value18151918
Percentage of Revenues3.63.04.23.8
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:Service0.00.00.00.0

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
Value33333727263032293130302727313024302829232523222023282426262112222624232425252924252426222826
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
Value36273642370636563656366937153798390238853843381038443922444143614320464242844275432642004259431642574140420442874321458143784580449045524526439643454414438545244609469146764934
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

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
Value33733352339633723376336633393421348634313356330532733277401440263974424438153775384636473619368836273488342034793470370834673673359235903471341333493384329734273449347435153517
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 Assets93.092.091.692.292.391.789.990.189.388.387.386.785.183.690.492.392.091.489.188.388.986.885.085.485.284.381.481.280.380.979.280.280.078.976.777.677.176.775.275.874.874.175.271.3

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
Value36273642370636563656366937153798390238853843381038443922444143614320464242844275432642004259431642574140420442874321458143784580449045524526439643454414438545244609469146764934
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
Value25429031028428030337637741645448750557164542733534639846950048055363862662865078280685586990790389495810489779911024108310821145120211271383
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 Assets7.08.08.47.87.78.310.19.910.711.712.713.314.916.49.67.78.08.610.911.711.113.215.014.514.815.718.618.819.819.020.719.719.921.023.222.222.823.224.723.924.925.624.128.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-32.0-35.0-33.0-55.0-62.0
Percentage of StockholdersEquity-10.3-9.3-6.8-12.9-13.2
Percentage of Assets-0.9-0.9-0.9-1.2-1.4
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value882857841822807
Percentage of StockholdersEquity284.5227.9172.7192.5172.1
Percentage of Assets23.823.121.918.518.8
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.0

us-gaap:RetainedEarningsUnappropriated


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-554.0-460.0-334.0-353.0-289.0
Percentage of StockholdersEquity-178.7-122.3-68.6-82.7-61.6
Percentage of Assets-14.9-12.4-8.7-7.9-6.7
Percentage of Assets us-gaap:RetainedEarningsUnappropriated0.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value38939744338638338340047552649049946946547511565114778535445476086347027287466306316396609377409108526886887907027657648288499128751170
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 Assets10.710.912.010.610.510.410.812.513.512.613.012.312.112.126.011.711.018.412.712.814.115.116.516.917.515.215.014.915.320.516.919.919.015.115.218.016.217.317.418.318.419.518.723.7

us-gaap:AssetsCurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees


Assets
Period End2020-12-312019-12-31
Value235180
Percentage of AssetsCurrent53.045.0
Percentage of Assets6.34.8
Percentage of Assets us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees0.00.0

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value545655343942376510288585139514637484448411310810694696667918717238919825220521124626222026723219523532612654270316418168
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.51.51.50.91.11.11.01.72.62.31.51.31.01.31.00.81.19.62.02.62.52.52.21.61.61.62.22.04.08.54.55.54.64.65.46.05.16.05.34.35.17.02.70.00.00.08.50.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value727272515764639813212610598100116194125153548194
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.02.01.91.41.61.71.72.63.43.22.72.62.63.04.42.93.511.84.5

Receivables Net Current

us-gaap:ReceivablesNetCurrent

us-gaap:ReceivablesNetCurrent


Receivables
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value242233260247231211240307318292338316324318341325302279332299298285312300327302302282284263265268286262256262231226260240251240271296
Percentage of ReceivablesNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.76.47.06.86.35.86.58.18.17.58.88.38.48.17.77.57.06.07.77.06.96.87.37.07.77.37.26.66.65.76.15.96.45.85.76.05.35.15.95.35.55.15.86.0

Other Assets Current

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


Other
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value36361223172828
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.01.00.30.50.40.70.7

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value859811794103116105788479626162617393777872731371761221051001029610210311611010611011497103110112105123117110
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.32.73.22.62.83.22.82.12.22.01.61.61.61.61.62.11.81.71.71.73.24.22.92.42.32.52.32.42.42.52.52.32.42.52.12.32.52.52.42.72.62.4

Land

us-gaap:Land

us-gaap:Land


Land
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2020262529222129252525
Percentage of Land100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.50.50.70.60.70.50.50.70.60.60.5

Noncurrent Assets

us-gaap:NoncurrentAssets

us-gaap:NoncurrentAssets


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-31
Value3706371538434441
Percentage of NoncurrentAssets100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0

us-gaap:NoncurrentAssets us-gaap:StatementGeographical

country:US


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-31
Value3305346636353727
Percentage of NoncurrentAssets89.293.394.683.9
Percentage of Assets89.293.394.683.9
Percentage of Assets country:US0.00.0100.1100.0

us-gaap:NonUs


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-31
Value401249208714
Percentage of NoncurrentAssets10.86.75.416.1
Percentage of Assets10.86.75.416.1
Percentage of Assets us-gaap:NonUs0.00.00.00.0

Assets Noncurrent

us-gaap:AssetsNoncurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:AssetsNoncurrent

us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees


Assets
Period End2020-12-312019-12-31
Value15181008
Percentage of AssetsNoncurrent100.0100.0
Percentage of Assets41.027.1
Percentage of Assets us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees0.00.0

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value47484619453944584713423741243962371734633369
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets128.1124.3118.1100.4110.099.598.190.582.179.072.0

Construction In Progress Gross

us-gaap:ConstructionInProgressGross

us-gaap:ConstructionInProgressGross


Construction
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value9058715443326619169434155
Percentage of ConstructionInProgressGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.41.61.81.210.16.24.51.61.00.91.2

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value23272168202518521689154714711326-1156.01040891
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets62.858.452.741.739.436.335.030.3-25.523.719.1

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value23982405242124202431244524512465249225112514251325562609260631703113306430242997295827412690263225912605265326212656266126362609257025752561237224032411242324442460247524782540
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets66.166.065.366.266.566.666.064.963.964.665.466.066.566.558.772.772.166.070.670.168.465.363.261.060.962.963.161.161.558.160.257.057.256.656.654.055.354.655.354.053.452.853.051.5

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
Value303302302302302302321321321321321321312313313313312312302303303302301301293274274302296249249249249249249232232232232232237230230202
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 Assets8.48.38.18.38.38.28.68.58.28.38.48.48.18.07.07.27.26.77.07.17.07.27.17.06.96.66.57.06.95.45.75.45.55.55.55.35.35.35.35.15.24.94.94.1

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value22723223724224725225826326927427928627635363839393435373838393517171820202021222323747677788076777884
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.36.46.46.66.86.96.96.96.97.17.37.57.20.90.80.90.90.80.80.80.90.90.90.90.80.40.40.40.50.40.50.50.50.50.51.71.71.71.81.81.71.71.71.7

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value237258279251263284
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0
Percentage of Assets6.46.97.35.76.16.7

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

cva:WasteServiceAndEnergyContractsIntangibleAssets


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value220236251251263284314362
Percentage of FiniteLivedIntangibleAssetsNet92.891.590.0100.0100.0100.00.00.0
Percentage of Assets5.96.46.55.76.16.77.58.3
Percentage of Assets cva:WasteServiceAndEnergyContractsIntangibleAssets0.00.00.00.00.00.00.00.0

us-gaap:OtherIntangibleAssets


Finite
Period End2020-12-312019-12-312018-12-312017-12-31
Value17222836
Percentage of FiniteLivedIntangibleAssetsNet7.28.510.014.3
Percentage of Assets0.50.60.70.8
Percentage of Assets us-gaap:OtherIntangibleAssets0.00.00.00.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value40424345464646485355
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.11.21.21.21.31.31.21.31.41.4

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
Value30030029730028527927726628628222221321121951436763636773120153181182172170171160160151184176376343328329316265292325323328305
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 Assets8.38.28.08.27.87.67.57.07.37.35.85.65.55.61.11.01.61.41.51.61.72.93.64.24.34.24.04.03.73.53.44.03.98.37.67.57.67.26.06.57.16.97.06.2

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
Value79687566715936636167765464751516454569852599090556379344349642434495541324139252526342318
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 Assets2.21.92.01.81.91.61.01.71.61.72.01.41.71.93.41.51.21.22.31.21.42.12.11.31.51.90.81.01.11.40.50.71.11.20.90.70.90.90.60.60.60.70.50.4

Accrued Liabilities Current

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value307270303254282257292252333
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.57.48.26.97.77.07.96.68.7

Debt Current

us-gaap:DebtCurrent

us-gaap:DebtCurrent


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value36362727272725242625343334343341324283132342624404046454350-588.0583-677.0-645.0-75.0-83.0-179.0
Percentage of DebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.01.00.70.70.70.70.70.60.70.60.90.90.90.90.70.90.79.20.70.70.80.60.60.90.91.11.11.01.2-12.813.3-14.8-14.4-1.6-1.8-4.1

Dividends Payable Current

us-gaap:DividendsPayableCurrent

us-gaap:DividendsPayableCurrent


Dividends
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value15383636353434221.0111.0
Percentage of DividendsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.41.00.90.80.80.80.80.50.00.30.0

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value42237440534738034335333940539844339038837010374213787974183183583583713673774033893953419208591012931398360484436473479489489516463511
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 Assets11.610.310.99.510.49.39.58.910.410.211.510.210.19.423.49.78.817.29.87.48.38.58.78.58.99.79.39.27.920.119.622.120.78.78.011.010.010.710.910.810.611.09.910.4

us-gaap:LiabilitiesCurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees


Liabilities
Period End2020-12-312019-12-31
Value127104
Percentage of LiabilitiesCurrent31.429.5
Percentage of Assets3.42.8
Percentage of Assets us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees0.00.0

Long Term Debt Current

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value27271818181817161615151510.010.010.010.010.04069.09.09.09.08.05.05.06.05.04.02.05355286185773.03.03.03.03.0323156556.717.027
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.70.50.50.50.50.50.40.40.40.40.40.30.30.20.20.28.70.20.20.20.20.20.10.10.10.10.10.011.712.113.512.90.10.10.10.10.10.70.71.21.20.10.1

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value7000000.07000000.06000000.06000000.06000000.06000000.06000000.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.20.20.20.20.2

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


Other
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value4136736425273645344026
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.11.01.91.40.60.60.91.00.80.90.6

Liabilities Noncurrent

us-gaap:LiabilitiesNoncurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:LiabilitiesNoncurrent

us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees


Liabilities
Period End2020-12-312019-12-31
Value1212735
Percentage of LiabilitiesNoncurrent100.0100.0
Percentage of Assets32.719.8
Percentage of Assets us-gaap:EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvestees0.00.0

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value240224382414243524052425238324732462240823422342230522892349237523782687225222952407234322852228219420301973199320362289208521922150210420151610159315731486150515431564
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets66.266.965.166.665.866.164.165.163.162.060.961.560.058.452.954.555.057.952.653.755.655.853.751.651.549.046.946.547.150.047.647.947.946.244.536.636.735.633.933.333.533.5

us-gaap:LongTermDebt us-gaap:DebtInstrument

cva:ChinaVentureLoan


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value9.09.09.09.09.09.00.0
Percentage of LongTermDebt0.40.40.40.40.40.40.0
Percentage of Assets0.20.20.20.20.20.20.0
Percentage of Assets cva:ChinaVentureLoan0.00.00.00.00.00.00.0

cva:EquipmentFinancing


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value7576788081838559
Percentage of LongTermDebt3.13.13.23.33.43.43.62.5
Percentage of Assets2.12.12.12.22.22.32.31.5
Percentage of Assets cva:EquipmentFinancing0.00.00.00.00.00.00.00.0

cva:TaxExemptBondsDue2024To2042


Long
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value5445444944644644644644644644644644644643353353353353353353353353353353350.0
Percentage of LongTermDebt22.522.821.119.819.519.517.320.620.219.319.820.320.815.316.517.016.816.514.616.115.315.615.916.60.0
Percentage of Assets14.714.612.910.410.610.710.010.810.910.711.010.910.87.98.18.07.87.87.37.77.37.57.47.40.0
Percentage of Assets cva:TaxExemptBondsDue2024To20420.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

cva:TermLoan


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312012-12-31
Value369372374377379382384387394189190191193194195196198199200199199197197197293297
Percentage of LongTermDebt15.415.315.515.515.815.816.115.616.88.28.38.18.18.27.38.78.68.38.88.99.19.710.09.914.114.7
Percentage of Assets10.210.210.110.310.410.410.310.210.34.94.84.34.44.54.24.64.64.64.74.64.74.84.74.66.76.6
Percentage of Assets cva:TermLoan0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

cva:NewHampshireSeries2018ABonds, cva:TaxExemptBonds


Long
Period End2020-12-312019-12-312018-12-312018-09-302017-12-31
Value202020200.0
Percentage of LongTermDebt0.80.80.90.90.0
Percentage of Assets0.50.50.50.50.0
Percentage of Assets cva:NewHampshireSeries2018ABonds cva:TaxExemptBonds0.00.00.00.00.0

cva:NewHampshireSeries2018BBonds, cva:TaxExemptBonds


Long
Period End2020-12-312019-12-312018-12-312018-09-302017-12-31
Value676767670.0
Percentage of LongTermDebt2.82.82.92.90.0
Percentage of Assets1.81.81.71.80.0
Percentage of Assets cva:NewHampshireSeries2018BBonds cva:TaxExemptBonds0.00.00.00.00.0

cva:NewHampshireSeries2018CBonds, cva:TaxExemptBonds


Long
Period End2020-12-312019-12-312018-12-312018-09-302017-12-31
Value828282830.0
Percentage of LongTermDebt3.43.43.53.50.0
Percentage of Assets2.22.22.12.20.0
Percentage of Assets cva:NewHampshireSeries2018CBonds cva:TaxExemptBonds0.00.00.00.00.0

cva:NewHampshireSeries2020A, cva:TaxExemptBonds


Long
Period End2020-12-31
Value40
Percentage of LongTermDebt1.7
Percentage of Assets1.1
Percentage of Assets cva:NewHampshireSeries2020A cva:TaxExemptBonds0.0

cva:NewHampshireSeries2020B, cva:TaxExemptBonds


Long
Period End2020-12-31
Value90
Percentage of LongTermDebt3.7
Percentage of Assets2.4
Percentage of Assets cva:NewHampshireSeries2020B cva:TaxExemptBonds0.0

cva:NewYorkSeries2018A, cva:TaxExemptBonds


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value1301301300.0
Percentage of LongTermDebt5.45.55.60.0
Percentage of Assets3.53.53.40.0
Percentage of Assets cva:NewYorkSeries2018A cva:TaxExemptBonds0.00.00.00.0

cva:NewYorkSeries2018B, cva:TaxExemptBonds


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value3535350.0
Percentage of LongTermDebt1.41.51.50.0
Percentage of Assets0.90.90.90.0
Percentage of Assets cva:NewYorkSeries2018B cva:TaxExemptBonds0.00.00.00.0

cva:PennsylvaniaTaxExemptBonds, cva:TaxExemptBonds


Long
Period End2020-12-312019-12-312018-12-31
Value50500.0
Percentage of LongTermDebt2.12.10.0
Percentage of Assets1.31.30.0
Percentage of Assets cva:PennsylvaniaTaxExemptBonds cva:TaxExemptBonds0.00.00.0

cva:SeniorNotesDue2030, us-gaap:SeniorNotes


Long
Period End2020-08-31
Value394
Percentage of LongTermDebt0.0
Percentage of Assets0.0
Percentage of Assets cva:SeniorNotesDue2030 us-gaap:SeniorNotes0.0

cva:Series2018VirginiaBonds, cva:TaxExemptBonds


Long
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302017-12-31
Value30303030300.0
Percentage of LongTermDebt1.21.31.31.31.30.0
Percentage of Assets0.80.80.80.80.80.0
Percentage of Assets cva:Series2018VirginiaBonds cva:TaxExemptBonds0.00.00.00.00.00.0

us-gaap:LongTermDebt us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value240224382414243524052425238324732462240823422342230522892349237523782687225222952407234322852228219420301973199320362289208521922150210420151486
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets66.266.965.166.665.866.164.165.163.162.060.961.560.058.452.954.555.057.952.653.755.655.853.751.651.549.046.946.547.150.047.647.947.946.244.533.9
Percentage of Assets us-gaap:CarryingReportedAmountFairValueDisclosure0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value248724972492246424142275245925462523243422452364229922842371238323752721223723412442235722662233224621082039204521342349209221372138213220811470
Percentage of LongTermDebt103.5102.4103.2101.2100.493.8103.2103.0102.5101.195.9100.999.799.8100.9100.399.9101.399.3102.0101.5100.699.2100.2102.4103.8103.3102.6104.8102.6100.397.599.4101.3103.398.9
Percentage of Assets68.668.667.267.466.062.066.267.064.762.758.462.059.858.253.454.655.058.652.254.856.456.153.251.752.850.948.547.749.451.347.846.747.646.846.033.5
Percentage of Assets us-gaap:EstimateOfFairValueFairValueDisclosure0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LongTermDebt us-gaap:LongtermDebtType

cva:TaxExemptBonds


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value544544494464
Percentage of LongTermDebt22.522.821.119.8
Percentage of Assets14.714.612.910.4
Percentage of Assets cva:TaxExemptBonds0.00.00.00.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value23752411239624172387240723662457244623932327232722952279233923652368228122432286239823342277222321892024196819892034175415571574157321012012160715901570145414741486149715571430
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 Assets65.566.264.766.165.365.663.764.762.761.660.661.159.758.152.754.254.849.152.453.555.455.653.551.551.448.946.846.447.138.335.634.435.046.244.536.636.635.633.232.632.331.933.329.0

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
Value346338362360360365372
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.59.39.89.89.89.910.0

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value2542903102842803033763774164544875055716454270.00.00.00.02.02.02.02.02.02.0-4.04.04.04.04.04.07.06.05.06.05.01514143234
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.08.08.47.87.78.310.19.910.711.712.713.314.916.49.60.00.00.00.00.00.00.00.00.00.0-0.10.10.10.10.10.10.20.10.10.10.10.30.30.30.70.7

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
Value1191141171301301281231271291277576687575190186179169187183181178177133979779116117118131134135136140124123122113142141139138
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 Assets3.33.13.23.63.63.53.33.33.33.32.02.01.81.91.74.44.33.93.94.44.24.34.24.13.12.32.31.82.72.62.72.93.03.03.03.22.92.82.82.53.13.03.02.8

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value40424344464646
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.11.21.21.21.31.31.2

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value8000000.08000000.08000000.09000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0
Percentage of Assets0.20.20.20.2

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value7000000.07000000.07000000.08000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0
Percentage of Assets0.20.20.20.2

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value27272733
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0100.0100.0100.0
Percentage of Assets0.70.70.70.9

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value47494950525252535860
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.31.31.41.41.41.41.41.51.5

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value60636465
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0100.0
Percentage of Assets1.71.71.71.8

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value13141515
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0
Percentage of Assets0.40.40.40.4

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
Value25429031028428030337637741645448750557164542733534639846950048055363862662865078280685586990790389495810489779911024108310821145120211271383
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 Assets7.08.08.47.87.78.310.19.910.711.712.713.314.916.49.67.78.08.610.911.711.113.215.014.514.815.718.618.819.819.020.719.719.921.023.222.222.823.224.723.924.925.624.128.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-32.0-35.0-33.0-55.0-62.0
Percentage of StockholdersEquity-10.3-9.3-6.8-12.9-13.2
Percentage of Assets-0.9-0.9-0.9-1.2-1.4
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value882857841822807
Percentage of StockholdersEquity284.5227.9172.7192.5172.1
Percentage of Assets23.823.121.918.518.8
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.0

us-gaap:RetainedEarningsUnappropriated


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-554.0-460.0-334.0-353.0-289.0
Percentage of StockholdersEquity-178.7-122.3-68.6-82.7-61.6
Percentage of Assets-14.9-12.4-8.7-7.9-6.7
Percentage of Assets us-gaap:RetainedEarningsUnappropriated0.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:CommonStock


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value1414141414141414141414141414141414141416161616
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.40.40.40.40.40.40.40.40.40.40.40.40.40.30.30.30.30.30.40.40.30.3
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value892883882871867860857853848841841837833828822807801805790806824893917
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets24.624.223.823.823.723.423.122.521.721.621.922.021.721.118.518.818.819.118.017.818.819.118.6
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value892883882871867860857853848841841837833828822821816810807804800795801811808808805789799791790788788786806803808815824830857877827909
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 Assets24.624.223.823.823.723.423.122.521.721.621.922.021.721.118.518.818.917.418.818.818.518.918.818.819.019.519.118.418.517.318.017.217.617.317.818.318.618.518.818.318.618.717.718.4

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value-593.0-563.0-554.0-556.0-550.0-526.0-460.0-439.0-419.0-365.0-334.0-310.0-249.0-185.0-353.0-455.0-436.0-366.0-289.0-264.0-285.0-223.0-143.0-169.0-169.0-130.0-15.0
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-16.3-15.5-14.9-15.2-15.0-14.3-12.4-11.6-10.7-9.4-8.7-8.1-6.5-4.7-7.9-10.4-10.1-7.9-6.7-6.2-6.6-5.3-3.4-3.9-4.0-3.1-0.4

us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:StatementEquityComponents

us-gaap:RetainedEarningsUnappropriated


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value-593.0-563.0-554.0-556.0-550.0-526.0-460.0-439.0-419.0-365.0-334.0-310.0-249.0-185.0-353.0-289.0-143.0-15.0106222244213444
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.0
Percentage of Assets-16.3-15.5-14.9-15.2-15.0-14.3-12.4-11.6-10.7-9.4-8.7-8.1-6.5-4.7-7.9-6.7-3.4-0.42.44.95.64.69.0
Percentage of Assets us-gaap:RetainedEarningsUnappropriated0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value-59.0-44.0-32.0-45.0-51.0-45.0-35.0-51.0-27.0-36.0-33.0-35.0-26.0-11.0-55.0-44.0-47.0-59.0-62.0-53.0-48.0-32.0-34.0-30.0-25.0-42.0-22.0-20.0-8.0-9.0-2.03.01.00.07.0-1.0-3.03.01.0-5.013125.2337.443
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-1.6-1.2-0.9-1.2-1.4-1.2-0.9-1.3-0.7-0.9-0.9-0.9-0.7-0.3-1.2-1.0-1.1-1.3-1.4-1.2-1.1-0.8-0.8-0.7-0.6-1.0-0.5-0.5-0.2-0.2-0.00.10.00.00.2-0.0-0.10.10.0-0.10.30.30.10.2

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetGainLossIncludingPortionAttributableToNoncontrollingInterest


Accumulated
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-01-012018-12-312017-12-312016-12-312015-12-312014-12-31
Value3.03.03.02.03.03.0-2.0-2.0-2.0-2.0-2.0-2.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax-5.1-6.8-9.4-3.9-6.7-8.60.06.13.63.25.99.1
Percentage of Assets0.10.10.10.10.10.10.0-0.1-0.0-0.0-0.0-0.0
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetGainLossIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest


Accumulated
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-01-012018-12-312017-12-312016-12-312015-12-312014-12-31
Value-15.0-18.0-8.0-30.0-36.0-24.0-23.0-23.0-24.0-41.0-34.0-12.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax25.440.925.058.880.068.60.069.743.666.1100.054.5
Percentage of Assets-0.4-0.5-0.2-0.8-1.0-0.60.0-0.6-0.5-1.0-0.8-0.3
Percentage of Assets us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest


Accumulated
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-01-012018-12-312017-12-312016-12-312015-12-312014-12-31
Value-47.0-29.0-27.0-23.0-12.0-8.0-10.0-12.0-33.0-23.0-2.0-12.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax79.765.984.445.126.722.90.036.460.037.15.954.5
Percentage of Assets-1.3-0.8-0.7-0.6-0.3-0.20.0-0.3-0.7-0.5-0.0-0.3
Percentage of Assets us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value-59.0-44.0-32.0-45.0-51.0-45.0-35.0-51.0-27.0-36.0-33.0-35.0-26.0-11.0-55.0-62.0-34.0-22.0-2.07.01.05.07.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.095.594.0
Percentage of Assets-1.6-1.2-0.9-1.2-1.4-1.2-0.9-1.3-0.7-0.9-0.9-0.9-0.7-0.3-1.2-1.4-0.8-0.5-0.00.20.00.10.1
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value2542903102842803033763774164544875055716454270.00.00.00.02.02.02.02.02.02.0-4.04.04.04.04.04.07.06.05.06.05.01514143234
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.08.08.47.87.78.310.19.910.711.712.713.314.916.49.60.00.00.00.00.00.00.00.00.00.0-0.10.10.10.10.10.10.20.10.10.10.10.30.30.30.70.7

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9.09.05.06.08.05.07.08.04.05.09.05.04.0134.4184.5694.3483.5795.9213.5
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9.09.05.06.08.05.07.08.04.05.09.05.04.0134.4184.5694.3483.5795.9213.5
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value10552633694611142550379184603.0129881610.013688273195123-11.0427612240103491703562741244010484125688310311989119
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of 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 Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-44.0-45.0-41.0-41.0-43.0-51.0-44.0-27.0-47.0-27.0-52.0-64.0-49.026-54.0-69.0-89.0-77.0-76.013-96.0-95.0-47.0-147.0-171.0-83.0-31.0-87.0-41.0-73.0-48.0-85.0-38.0-87.0-126.0-37.0-18.0-32.0-5.0-18.684-55.728186-27.142-21.608-42.134-184.258
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of 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 Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-62.0-6.0-3.0-2.0-58.0-8.0-106.0-30.03.011-31.0-22.0-26.0-110.0-67.0-31.0-325.0426-88.0-95.07172-23.02518620-44.0-114.0-216.0161-51.0-39.0-3.0-10.037-46.0-71.0-37.0-50.0-144.192-94.746-84.062-10.581-309.66-89.56-38.78
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of 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

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value21-6.0-7.01.0-35.0-34.06.0217.0-2.0-16.0-78.069-28.0-395.0354
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Amortization Of Financing Costs

us-gaap:AmortizationOfFinancingCosts

us-gaap:AmortizationOfFinancingCosts


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1000000.01000000.01000000.01000000.01000000.01000000.02000000.01000000.01000000.01000000.01000000.01000000.01000000.02000000.02000000.02000000.01000000.02000000.01000000.01000000.03000000.01000000.02000000.02000000.02000000.02000000.03000000.01000000.02000000.02000000.02000000.02000000.02000000.02000000.03000000.02000000.02000000.01000000.02000000.01131000.01434000.01435000.01650000.01636000.01682000.01682000.0
Percentage of AmortizationOfFinancingCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value10552633694611142550379184603.0129881610.013688273195123-11.0427612240103491703562741244010484125688310311989119
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of 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

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
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-19.02.05.0-13.0-32.014-21.05.09.0-27.0-31.020113115-37.0-52.08.054-29.0-37.07734-6.0-37.0-5.06.01.0-9.02828-38.0-25.0822618-12.0264218133232025-7.233
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
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

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarningsUnappropriated


Net
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value5.0-13.0-32.014-21.05.0-27.0-31.0201
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueRemainingPerformanceObligationPercentage0.00.00.00.00.00.00.00.00.0
Percentage of RevenueRemainingPerformanceObligationPercentage us-gaap:RetainedEarningsUnappropriated0.00.00.00.00.00.00.00.00.0

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
Value-19.02.0125.0-13.0-32.01214-21.05.09.0-27.0-31.020113115-37.0-52.08.054-29.0-37.07834-6.0-37.0-4.06.01.0-9.02828-38.0-26.0832717-11.0284419135252327-4.733
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

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9.09.010.05.06.08.05.05.07.08.06.04.05.09.02.05.06.05.03.04.04.05.03.04.03.08.02.07.04.04.03.03.04.05.04.03.05.05.05.04.04.44.5694.3484.05.93.5
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-44.0-45.0-41.0-41.0-43.0-51.0-44.0-27.0-47.0-27.0-52.0-64.0-49.026-54.0-69.0-89.0-77.0-76.013-96.0-95.0-47.0-147.0-171.0-83.0-31.0-87.0-41.0-73.0-48.0-85.0-38.0-87.0-126.0-37.0-18.0-32.0-5.0-18.684-55.728186-27.142-21.608-42.134-184.258
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of 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

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
Value4143453836433728415248284981596690627798988610972109866437437248433463322834322723293831182637
Percentage of PaymentsToAcquireProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-62.0-6.0-3.0-2.0-58.0-8.0-106.0-30.03.011-31.0-22.0-26.0-110.0-67.0-31.0-325.0426-88.0-95.07172-23.02518620-44.0-114.0-216.0161-51.0-39.0-3.0-10.037-46.0-71.0-37.0-50.0-144.192-94.746-84.062-10.581-309.66-89.56-38.78
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of 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

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value13111110.034343332333536323333333332333333323333343333322423222023220.039202110.010.0110.0
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateStatedPercentage

cva:ProjectDebtType


Debt
Period End2020-12-312019-12-312018-12-312016-12-312016-09-302016-06-30
Value5.00.050.050.050.050.05
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations cva:ProjectDebtType0.00.00.00.00.00.0

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument, us-gaap:LongtermDebtType

cva:NewHampshireSeries2018ABonds, cva:TaxExemptBonds


Debt
Period End2020-12-312019-12-312018-12-312018-09-30
Value4.00.040.040.04
Percentage of DebtInstrumentInterestRateStatedPercentage80.080.080.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations cva:NewHampshireSeries2018ABonds cva:TaxExemptBonds0.00.00.00.0

cva:NewHampshireSeries2018BBonds, cva:TaxExemptBonds


Debt
Period End2020-12-312019-12-312018-12-312018-09-30
Value4.6250.046250.046250.04625
Percentage of DebtInstrumentInterestRateStatedPercentage92.592.592.50.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations cva:NewHampshireSeries2018BBonds cva:TaxExemptBonds0.00.00.00.0

cva:NewHampshireSeries2018CBonds, cva:TaxExemptBonds


Debt
Period End2020-12-312019-12-312018-12-312018-09-30
Value4.8750.048750.048750.04875
Percentage of DebtInstrumentInterestRateStatedPercentage97.597.597.50.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations cva:NewHampshireSeries2018CBonds cva:TaxExemptBonds0.00.00.00.0

cva:NewHampshireSeries2020A, cva:TaxExemptBonds


Debt
Period End2020-12-31
Value3.625
Percentage of DebtInstrumentInterestRateStatedPercentage72.5
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations cva:NewHampshireSeries2020A cva:TaxExemptBonds0.0

cva:NewHampshireSeries2020B, cva:TaxExemptBonds


Debt
Period End2020-12-31
Value3.75
Percentage of DebtInstrumentInterestRateStatedPercentage75.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations cva:NewHampshireSeries2020B cva:TaxExemptBonds0.0

cva:NewJerseySeries2015A, cva:TaxExemptBonds


Debt
Period End2020-12-312019-12-312018-12-31
Value5.250.05250.0525
Percentage of DebtInstrumentInterestRateStatedPercentage105.0105.0105.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations cva:NewJerseySeries2015A cva:TaxExemptBonds0.00.00.0

cva:NewYorkSeries2018A, cva:TaxExemptBonds


Debt
Period End2020-12-312019-12-312018-12-31
Value4.750.04750.0475
Percentage of DebtInstrumentInterestRateStatedPercentage95.095.095.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations cva:NewYorkSeries2018A cva:TaxExemptBonds0.00.00.0

cva:NewYorkSeries2018B, cva:TaxExemptBonds


Debt
Period End2020-12-312019-12-312018-12-31
Value3.50.0350.035
Percentage of DebtInstrumentInterestRateStatedPercentage70.070.070.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations cva:NewYorkSeries2018B cva:TaxExemptBonds0.00.00.0

cva:PennsylvaniaSeries2015A, cva:TaxExemptBonds


Debt
Period End2020-12-312019-12-312018-12-31
Value5.00.050.05
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations cva:PennsylvaniaSeries2015A cva:TaxExemptBonds0.00.00.0

cva:PennsylvaniaTaxExemptBonds, cva:TaxExemptBonds


Debt
Period End2020-12-312019-12-31
Value3.250.0325
Percentage of DebtInstrumentInterestRateStatedPercentage65.065.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations cva:PennsylvaniaTaxExemptBonds cva:TaxExemptBonds0.00.0

cva:SeniorNotes5.875PercentDue2024, us-gaap:SeniorNotes


Debt
Period End2020-12-312019-12-312018-12-312017-12-31
Value5.8750.058750.058750.05875
Percentage of DebtInstrumentInterestRateStatedPercentage117.5117.5117.50.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations cva:SeniorNotes5.875PercentDue2024 us-gaap:SeniorNotes0.00.00.00.0

cva:Series2018VirginiaBonds, cva:TaxExemptBonds


Debt
Period End2020-12-312019-12-312018-12-312018-09-302018-06-30
Value5.00.050.050.050.05
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations cva:Series2018VirginiaBonds cva:TaxExemptBonds0.00.00.00.00.0

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range, us-gaap:DebtInstrument

srt:Maximum, cva:AmericasProjectDebtRelatedToServiceFeeStructures


Debt
Period End2020-12-312019-12-312018-12-31
Value5.00.050.05
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:Maximum cva:AmericasProjectDebtRelatedToServiceFeeStructures0.00.00.0

srt:Maximum, cva:AmericasProjectDebtRelatedToTipFeeStructures


Debt
Period End2020-12-312019-12-312018-12-31
Value5.00.05250.062
Percentage of DebtInstrumentInterestRateStatedPercentage100.0105.0124.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:Maximum cva:AmericasProjectDebtRelatedToTipFeeStructures0.00.00.0

srt:Minimum, cva:AmericasProjectDebtRelatedToServiceFeeStructures


Debt
Period End2020-12-312019-12-312018-12-31
Value5.00.050.04
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.080.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:Minimum cva:AmericasProjectDebtRelatedToServiceFeeStructures0.00.00.0

srt:Minimum, cva:AmericasProjectDebtRelatedToTipFeeStructures


Debt
Period End2020-12-312019-12-312018-12-31
Value5.00.050.0525
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0105.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:Minimum cva:AmericasProjectDebtRelatedToTipFeeStructures0.00.00.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value80.0-105.0-26.0-10.84-0.03-0.13-2.16-0.410.24-0.31-0.070.090.28-0.05-1.480.02-0.130.172.0-0.59-0.110.22.540.10.71-0.333.140.490.83-0.581.28-0.41-0.2740.404-0.355-0.0520.6030.380.208-0.1460.2060.422-0.17-0.012
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:StockOption, cva:StockOptionsFiscal2004Plan


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value2275000.025000.025000.0225000.01080000.01100000.01113000.01686000.01789000.02052000.02264000.02681000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:StockOption, cva:StockOptionsFiscal2004Plan


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value7.7620.5820.5824.321.3821.3721.2520.4220.0118.2418.0418.83
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0319760.0-94.000629090.0-320.000395320.0006220.0379240.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.0100.0100.00.00.0100.0100.00.00.0100.00.00.0100.0100.0

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-01-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value75611.01129700.0382260.05446.016924.01670400.0545360.01095.0077541.0450870.00356620.001799.03972.0316400.0000246820.000195480.024003.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.0353.3-406660.60.00.0265.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:TitleOfIndividual, us-gaap:AwardType

srt:Director, us-gaap:RestrictedStock


Share
Period End2020-09-30
Value0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.0

srt:Director, us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-09-30
Value0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:TitleOfIndividual, us-gaap:AwardType, us-gaap:PlanName

srt:Director, us-gaap:RestrictedStockUnitsRSU, cva:QuarterlyCompensation


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value5988.07035.013256.04654.011013.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.02.20.00.01.8

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value362372378412617594711
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value176171161168242235168114119140116
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value7265737771739642-34.02220
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:IncreaseDecreaseInWorkingCapital

cva:IncreaseDecreaseInWorkingCapital


Increase
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value407.0-44.04220-51.02.016
Percentage of IncreaseDecreaseInWorkingCapital100.0100.0100.0100.0100.0100.0100.0100.0

cva:OperatingLeaseInterestExpense

cva:OperatingLeaseInterestExpense


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value01000000.001000000.001000000.001000000.001000000.0
Percentage of OperatingLeaseInterestExpense0.0100.00.0100.00.0100.00.0100.00.0100.0

cva:OperatingLeaseRightofUseAssetAmortization

cva:OperatingLeaseRightofUseAssetAmortization


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2000000.02000000.02000000.01000000.02000000.02000000.02000000.02000000.02000000.02000000.0
Percentage of OperatingLeaseRightofUseAssetAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:PaymentsForInsurancePremium

cva:PaymentsForInsurancePremium


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value10.09.09.08.08.08.06.06.07.07.04.0
Percentage of PaymentsForInsurancePremium100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:RepaymentsOfProjectDebt

cva:RepaymentsOfProjectDebt


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4.01.02.01.04.01.02.03.03.010.02.08.03.010.03628.03.09.0348.01.08.0226.04710.019159.09.0302413163787.02.037546.0872.442741006.5515243
Percentage of RepaymentsOfProjectDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsRepurchasedInPeriod

cva:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsRepurchasedInPeriod


Share
Period End2021-06-302021-03-312020-12-31
Value257.0555090.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsRepurchasedInPeriod100.0100.00.0

cva:WeightedAverageDiscountRateonReceivablesRepurchased

cva:WeightedAverageDiscountRateonReceivablesRepurchased


Weighted
Period End2021-06-302021-03-312020-12-31
Value01.03-0.14
Percentage of WeightedAverageDiscountRateonReceivablesRepurchased0.0100.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation


Adjustments
Period End2021-03-312020-03-312019-03-312018-03-312011-12-312011-09-30
Value8000000.05000000.08000000.04000000.01000000.0-1648000.0
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-03-312020-03-312019-03-312018-03-312011-12-312011-09-30
Value8000000.05000000.08000000.04000000.00-237000.0
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.00.014.4

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs


Allowance
Period End2021-06-302021-03-312020-12-31
Value01000000.0-2000000.0
Percentage of AllowanceForDoubtfulAccountsReceivableWriteOffs0.0100.0100.0

us-gaap:AssetImpairmentCharges

us-gaap:AssetImpairmentCharges


Asset
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value0.00.00.019-1.02.01.00.00.049371.00.01.00.01.00.04.015
Percentage of AssetImpairmentCharges0.00.00.0100.0100.0100.0100.00.00.0100.0100.0100.00.0100.00.0100.00.0100.0100.0

us-gaap:CashDividendsPaidToParentCompanyBy50PercentOrLessOwnedPersons

us-gaap:CashDividendsPaidToParentCompanyBy50PercentOrLessOwnedPersons


Cash
Period End2020-12-312020-09-302019-12-312019-09-302018-12-312018-09-302017-12-312017-09-30
Value6.00.04.00.0120.01.01.0
Percentage of CashDividendsPaidToParentCompanyBy50PercentOrLessOwnedPersons100.00.0100.00.0100.00.0100.0100.0

us-gaap:CashFlowsBetweenTransfereeAndTransferorProceedsFromCollectionsReinvestedInRevolvingPeriodTransfers

us-gaap:CashFlowsBetweenTransfereeAndTransferorProceedsFromCollectionsReinvestedInRevolvingPeriodTransfers


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value2242112191971781940.00.0
Percentage of CashFlowsBetweenTransfereeAndTransferorProceedsFromCollectionsReinvestedInRevolvingPeriodTransfers100.0100.0100.0100.0100.0100.00.00.0

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:CommonStockDividendsPerShareDeclared


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.080.080.080.080.080.250.250.250.250.250.250.250.250.250.250.250.250.250.250.250.250.250.250.250.250.250.250.250.180.180.170.1650.1650.1650.150.150.150.150.0750.0750.0750.075001.50
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerLiabilityRevenueRecognized


Contract
Period End2021-06-302021-03-312020-12-31
Value05000000.00
Percentage of ContractWithCustomerLiabilityRevenueRecognized0.0100.00.0

us-gaap:DepreciationAmortizationAndAccretionNet

us-gaap:DepreciationAmortizationAndAccretionNet


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5557565456585655555556535554
Percentage of DepreciationAmortizationAndAccretionNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock

us-gaap:DividendsCommonStock


Dividends
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302011-12-312011-09-30
Value11111111343434343333333333333333333310.010
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock us-gaap:StatementEquityComponents

us-gaap:RetainedEarningsUnappropriated


Dividends
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312011-12-312011-09-30
Value111111113434343433333310.010
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations


Effect
Period End2021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-1000000.00-1000000.01000000.0-2000000.000
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations100.00.0100.0100.0100.00.00.0

us-gaap:FinanceLeaseInterestExpense

us-gaap:FinanceLeaseInterestExpense


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.00
Percentage of FinanceLeaseInterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:FinanceLeasePrincipalPayments

us-gaap:FinanceLeasePrincipalPayments


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2000000.02000000.02000000.02000000.01000000.02000000.02000000.01000000.02000000.01000000.0
Percentage of FinanceLeasePrincipalPayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseRightOfUseAssetAmortization

us-gaap:FinanceLeaseRightOfUseAssetAmortization


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2000000.02000000.02000000.02000000.02000000.02000000.02000000.01000000.02000000.02000000.0
Percentage of FinanceLeaseRightOfUseAssetAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnDispositionOfAssets1

us-gaap:GainLossOnDispositionOfAssets1


Gain
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value170.00.09.00.01.0-2.0500.07.00.02100.00.0-2.0-4.01.0430.00.00.00.0
Percentage of GainLossOnDispositionOfAssets1100.00.00.0100.00.0100.0100.0100.00.0100.00.0100.00.00.0100.0100.0100.0100.00.00.00.00.0

us-gaap:GainLossOnSaleOfEquityInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:GainLossOnSaleOfEquityInvestments

cva:NewhurstEnergyRecoveryFacility


Gain
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.00.00.09.0
Percentage of GainLossOnSaleOfEquityInvestments0.00.00.0100.0

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
Value0.01.01.02.00.01.02.01.03.00.03.01.02.00.00.00.01.00.01.0-1.01.03.02.05.03.03.05.02.02.01.02.04.01.0-1.00.04.05.01.02.01.01.850.1230.561.01.099-1.342
Percentage of IncomeLossFromEquityMethodInvestments0.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.00.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-11.0203.0-2.03.06.00.05.05.0-1.0-1.04.0253.0
Percentage of IncreaseDecreaseInDeferredIncomeTaxes100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet

us-gaap:IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet


Increase
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-3000000.0-2000000.0-1000000.007000000.0-6000000.0-1000000.0-1000000.02000000.0-3000000.08000000.0-6000000.07000000.0-7000000.00-5000000.0
Percentage of IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value5000000.02000000.0002000000.02000000.002000000.00002000000.01000000.01000000.00002000000.0001000000.02000000.000
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.00.00.0100.0100.00.0100.00.00.00.0100.0100.0100.00.00.00.0100.00.00.0100.0100.00.00.0

us-gaap:LeaseCost

us-gaap:LeaseCost


Lease
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value5.06.05.05.05.06.05.05.05.05.0
Percentage of LeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeasePayments


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2000000.03000000.03000000.02000000.02000000.02000000.03000000.02000000.03000000.02000000.0
Percentage of OperatingLeasePayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax


Other
Period End2020-09-302020-06-302019-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value0-1000000.000000000001000000.0003000000.07000000.0000
Percentage of OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax0.0100.00.00.00.00.00.00.00.00.00.00.0100.00.00.0100.0100.00.00.00.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value3.0-10.01210.06.0-6.06.0-10.03.0-5.01.0-2.0-10.0121.04.09.03.0-8.0-5.0-3.09.0-8.0-5.04.0-13.0-5.0-5.01.0-3.0-1.02.00.0-5.03.02.05.0-1.011-19.00.938-8.01.010.0-8.473
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax


Other
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value6.0-6.0-10.017-24.09.0-5.02.0-9.0-15.015-11.03.0123.0-9.00.0-16.02.0-4.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest


Other
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value10.06.0-6.06.0-9.03.0-5.01.0-2.0-10.010.01.04.09.03.0-8.00.0-3.09.0-8.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax166.7-100.060.035.337.533.3100.050.022.266.766.7-9.1133.375.0100.088.90.018.8450.0200.0

us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest


Other
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value-4.0-11.0-4.012-14.06.00.01.0-7.0-5.05.0-12.0-1.03.00.0-1.00.0-13.0-7.04.0
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax-66.7183.340.070.658.366.7-0.050.077.833.333.3109.1-33.325.00.011.10.081.2-350.0-100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-15.0-12.0136.0-6.0-10.017-24.09.0-5.02.0-9.0-15.044-11.03.0123.0-9.0-5.0-16.02.0-4.0-5.017-20.0-2.0-12.01.0-7.0-5.02.01.0-7.08.01.05.0-2.04.0-19.00.96-8.0-3.012-8.644
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest


Other
Period End2021-06-302021-03-312020-03-31
Value3.0-10.0-6.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent-20.083.360.0

us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest


Other
Period End2021-06-302021-03-312020-06-302020-03-31
Value-18.0-2.0-11.0-4.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent120.016.7183.340.0

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-15.0-12.06.0-6.0-10.0-24.09.0-5.0-9.0-15.044
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-03-31
Value-18.0-2.00.0-4.0-11.0-4.012-14.06.00.01.0-7.0-5.032-12.0-1.03.00.0-1.00.0-13.0-7.04.00.013-7.04.0-6.0-1.0-4.0-6.01.02.0-2.00.0-3.00.01.02.00.00.0-0.081-1.2640.176
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.00.00.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312011-03-312010-03-31
Value-5000000.03000000.07000000.0-3000000.0-2000000.004000000.0-3000000.02000000.03000000.00-1000000.0-2000000.01000000.0-1000000.001000000.00-4000000.01000000.0-5000000.0053000.00
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.00.0100.0100.0100.00.0100.00.0

us-gaap:OtherCostAndExpenseOperating

us-gaap:OtherCostAndExpenseOperating


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
Value3.0-4.0151114122110.016172117198.0277.02.01541141912181826113519291827262517563130394144312743282523
Percentage of OtherCostAndExpenseOperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncashIncomeExpense

us-gaap:OtherNoncashIncomeExpense


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-1.03.010.0-1.00.0-3.02.00.0-5.00.04.0-2.0-4.01213-3.05.0-2.03.00.0-2.05.0-16.0-1.0-3.04.01.0-2.0-2.01.0-3.05.01.05.0-2.00.05.05.0-1.06.123-4.1231.02.0-2.633
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.00.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromHedgeInvestingActivities us-gaap:DerivativeInstrumentRisk

us-gaap:PaymentsForProceedsFromHedgeInvestingActivities

cva:EnergyHedges


Payments
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1.02.00.00.01.00.02.0-1.041-32.028-13.00.00.00.00.0
Percentage of PaymentsForProceedsFromHedgeInvestingActivities100.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromOtherInvestingActivities


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.01.05.02.07.01.01.00.01.00.02.03.01.00.02.03.02.01.02.0-2.0-2.00.01.00.0-1.01.00.05.00.01.013-1.04.0-1.09.0-1.0-4.00.02.02.0129.014-4.0261.9113.452.11110
Percentage of PaymentsForProceedsFromOtherInvestingActivities0.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfFinancingCosts

us-gaap:PaymentsOfFinancingCosts


Payments
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-30
Value0.00.07.09.00.00.0120.01.08.01.02.00.03.03.02.03.03.00.0260.010.00.00.00.01.02.01.0230.0
Percentage of PaymentsOfFinancingCosts0.00.0100.0100.00.00.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.00.0100.00.00.00.0100.0100.0100.0100.00.0

us-gaap:PaymentsToAcquireInterestInSubsidiariesAndAffiliates

us-gaap:PaymentsToAcquireInterestInSubsidiariesAndAffiliates


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3.01.04.01.00.010.05.01.05.03.0160.00.00.0
Percentage of PaymentsToAcquireInterestInSubsidiariesAndAffiliates100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:ProceedsFromHedgeInvestingActivities us-gaap:DerivativeInstrumentRisk

us-gaap:ProceedsFromHedgeInvestingActivities

cva:EnergyHedges


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value1.08.04.05.09.0182.04.02.010.00.00.02.06.01.04.012116.04.08.014
Percentage of ProceedsFromHedgeInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromLongTermLinesOfCredit

us-gaap:ProceedsFromLongTermLinesOfCredit


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value82979337575181958213922026615714717014617330233186143197318240163325167403865.0
Percentage of ProceedsFromLongTermLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromOtherDebt

us-gaap:ProceedsFromOtherDebt


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.05290.09.05.061140.0
Percentage of ProceedsFromOtherDebt0.0100.00.0100.0100.0100.0100.00.0

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
Value1.0-8.04.00.00.0-5.00.00.0-6.0-2.0-1.0-6.02.00.0-12.05.08.0-4.0-2.0-7.0-2.05.05.0-5.0-1.06.04.0-12.0-2.07.0-17.00.04.0-12.0142.02.0-1.02.0-0.165-1.001-1.834190.4413.5492.01
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.00.00.0100.00.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfOtherAssetsInvestingActivities

us-gaap:ProceedsFromSaleOfOtherAssetsInvestingActivities


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value120.00.03.0-1.02.00.0263.0131.01114.00.00.00.02.00.0
Percentage of ProceedsFromSaleOfOtherAssetsInvestingActivities100.00.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.0

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:ProvisionForDoubtfulAccounts


Provision
Period End2020-12-312020-09-302019-12-312019-09-302018-12-312018-09-302017-12-312017-09-30
Value00001000000.01000000.04000000.02000000.0
Percentage of ProvisionForDoubtfulAccounts0.00.00.00.0100.0100.0100.0100.0

us-gaap:RedemptionPremium us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:RedemptionPremium

cva:SeniorNotesDue2024, us-gaap:SeniorNotes


Redemption
Period End2020-12-312020-09-30
Value08000000.0
Percentage of RedemptionPremium0.0100.0

us-gaap:RepaymentsOfLongTermLinesOfCredit

us-gaap:RepaymentsOfLongTermLinesOfCredit


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value114691113379114619012797151260326159228174175213288126253133237183223168118140106115
Percentage of RepaymentsOfLongTermLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfSecuredDebt

us-gaap:RepaymentsOfSecuredDebt


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value4.05.04.05425.04.04.04.04.04.0
Percentage of RepaymentsOfSecuredDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesIssuedForServices

us-gaap:StockIssuedDuringPeriodSharesIssuedForServices


Stock
Period End2021-03-312020-03-312019-03-31
Value1000000.01000000.00
Percentage of StockIssuedDuringPeriodSharesIssuedForServices100.0100.00.0

us-gaap:StockholdersEquityOther

us-gaap:StockholdersEquityOther


Stockholders
Period End2020-09-302020-06-302019-09-302019-06-302019-03-312018-09-302018-03-31
Value1.0-1.00.0-1.0-1.01.00.0
Percentage of StockholdersEquityOther100.0100.00.0100.0100.0100.00.0

us-gaap:StockholdersEquityOther us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-09-302020-06-302019-03-312018-09-302018-03-31
Value1.01.00.00.01.0
Percentage of StockholdersEquityOther100.0-100.0-0.00.00.0

us-gaap:RetainedEarningsUnappropriated


Stockholders
Period End2021-06-302021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-03-31
Value19-2.00.0320.01.00.01.01.0
Percentage of StockholdersEquityOther0.00.0-0.00.00.0-100.0-0.0100.00.0

us-gaap:WriteOffOfDeferredDebtIssuanceCost us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:WriteOffOfDeferredDebtIssuanceCost

cva:SeniorNotesDue2024, us-gaap:SeniorNotes


Write
Period End2020-12-312020-09-30
Value0.02.0
Percentage of WriteOffOfDeferredDebtIssuanceCost0.0100.0

us-gaap:WriteOffOfDeferredDebtIssuanceCost us-gaap:LongtermDebtType

cva:TaxExemptBonds


Write
Period End2020-12-312020-09-30
Value0.01.0
Percentage of WriteOffOfDeferredDebtIssuanceCost0.050.0

cva:AccruedLiabilitiesToClientCommunitiesCurrent

cva:AccruedLiabilitiesToClientCommunitiesCurrent


Accrued
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2616261719222927232732
Percentage of AccruedLiabilitiesToClientCommunitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:AccruedOperatingExpensesPayrollAndRelatedExpensesCurrent

cva:AccruedOperatingExpensesPayrollAndRelatedExpensesCurrent


Accrued
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value137139150145164114174106130121111
Percentage of AccruedOperatingExpensesPayrollAndRelatedExpensesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:ClientCommunityRevenueBondsCollateralizedByPropertyPlantAndEquipment

cva:ClientCommunityRevenueBondsCollateralizedByPropertyPlantAndEquipment


Client
Period End2020-12-31
Value494
Percentage of ClientCommunityRevenueBondsCollateralizedByPropertyPlantAndEquipment100.0

cva:ClientCommunityRevenueBondsCollateralizedByRestrictedFundsHeldInTrust

cva:ClientCommunityRevenueBondsCollateralizedByRestrictedFundsHeldInTrust


Client
Period End2020-12-31
Value7000000.0
Percentage of ClientCommunityRevenueBondsCollateralizedByRestrictedFundsHeldInTrust100.0

cva:DebtInstrumentCovenantPermittedInterestRatioMinimum

cva:DebtInstrumentCovenantPermittedInterestRatioMinimum


Debt
Period End2020-12-31
Value3.0
Percentage of DebtInstrumentCovenantPermittedInterestRatioMinimum100.0

cva:DebtInstrumentCovenantTotalLeverageRatioMaximum

cva:DebtInstrumentCovenantTotalLeverageRatioMaximum


Debt
Period End2020-12-31
Value4.0
Percentage of DebtInstrumentCovenantTotalLeverageRatioMaximum100.0

cva:DebtInstrumentMaximumBorrowingCapacity us-gaap:DebtInstrument, us-gaap:LongtermDebtType

cva:DebtInstrumentMaximumBorrowingCapacity

cva:Series2018VirginiaBonds, cva:TaxExemptBonds


Debt
Period End2020-12-31
Value50
Percentage of DebtInstrumentMaximumBorrowingCapacity100.0

cva:DebtNoncurrent

cva:DebtNoncurrent


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value248625262512253525062530249125832574252424602461243224202490281028042672260426672721252424622410238122172175221522051929173817801794233022491987
Percentage of DebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:DebtTotal

cva:DebtTotal


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value252225622539256225332557251626072600254924942494246624542523285128363100263526992755255024862450242122632220225822552517232124572439240523322166
Percentage of DebtTotal100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:DeferredTaxAssetsInterestExpense

cva:DeferredTaxAssetsInterestExpense


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value1426120.0
Percentage of DeferredTaxAssetsInterestExpense100.0100.0100.00.0

cva:DeferredTaxAssetsPrepaidExpensesAndAccruals

cva:DeferredTaxAssetsPrepaidExpensesAndAccruals


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
Value4949484871363533252726
Percentage of DeferredTaxAssetsPrepaidExpensesAndAccruals100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:DeferredTaxAssetsUnbilledAccounts

cva:DeferredTaxAssetsUnbilledAccounts


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value128.01.00.0
Percentage of DeferredTaxAssetsUnbilledAccounts100.0100.0100.00.0

cva:DeferredTaxLiabilitiesGross

cva:DeferredTaxLiabilitiesGross


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
Value538543539587859829879811793744694
Percentage of DeferredTaxLiabilitiesGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:EquityMethodInvestmentConsiderationReceivable

cva:EquityMethodInvestmentConsiderationReceivable


Equity
Period End2021-06-302021-03-312020-12-31
Value172427
Percentage of EquityMethodInvestmentConsiderationReceivable100.0100.0100.0

cva:EquityMethodInvestmentConsiderationReceivable us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

cva:Protos


Equity
Period End2021-03-312020-12-31
Value5.06.0
Percentage of EquityMethodInvestmentConsiderationReceivable20.822.2

cva:Rookery


Equity
Period End2021-06-302021-03-312020-12-31
Value131517
Percentage of EquityMethodInvestmentConsiderationReceivable76.562.563.0

cva:EquityMethodInvestmentEnergyOutput us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

cva:EquityMethodInvestmentEnergyOutput

cva:ProtosEnergyRecoveryFacility


Equity
Period End2020-12-31
Value49.0
Percentage of EquityMethodInvestmentEnergyOutput100.0

cva:EquityMethodInvestmentEstimatedProjectCost us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

cva:EquityMethodInvestmentEstimatedProjectCost

cva:ZhaoCountyInvestment


Equity
Period End2020-12-31
Value650
Percentage of EquityMethodInvestmentEstimatedProjectCost100.0

cva:EquityMethodInvestmentShareholderLoan

cva:EquityMethodInvestmentShareholderLoan


Equity
Period End2021-06-302021-03-312020-12-31
Value343129
Percentage of EquityMethodInvestmentShareholderLoan100.0100.0100.0

cva:EquityMethodInvestmentShareholderLoan us-gaap:Ownership

cva:EarlsGate


Equity
Period End2020-12-312019-12-312018-12-31
Value16156.0
Percentage of EquityMethodInvestmentShareholderLoan55.20.00.0

cva:EquityMethodInvestmentShareholderLoan us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

cva:NewhurstEnergyRecoveryFacility


Equity
Period End2021-06-302021-03-312020-12-31
Value5.04.03.0
Percentage of EquityMethodInvestmentShareholderLoan14.712.910.3

cva:Protos


Equity
Period End2021-06-302021-03-312020-12-31
Value4.02.01.0
Percentage of EquityMethodInvestmentShareholderLoan11.86.53.4

cva:EquityMethodInvestmentShareholderLoan us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:BalanceSheetLocation

cva:NewhurstEnergyRecoveryFacility, us-gaap:OtherAssets


Equity
Period End2020-12-31
Value3.0
Percentage of EquityMethodInvestmentShareholderLoan10.3

cva:ProtosEnergyRecoveryFacility, us-gaap:OtherAssets


Equity
Period End2020-12-31
Value1.0
Percentage of EquityMethodInvestmentShareholderLoan3.4

cva:ZhaoCountyInvestment, us-gaap:OtherAssets


Equity
Period End2020-12-31
Value9.0
Percentage of EquityMethodInvestmentShareholderLoan31.0

cva:EquityMethodInvestmentWasteProcessingCapacity dei:LegalEntity, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

cva:EquityMethodInvestmentWasteProcessingCapacity

cva:VeoliaESLimited, cva:RookerySouthEnergyRecoveryFacility


Equity
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value70.00.770.00.70.7
Percentage of EquityMethodInvestmentWasteProcessingCapacity100.0100.0100.0100.0100.0

cva:EquityMethodInvestmentWasteProcessingCapacity us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

cva:ProtosEnergyRecoveryFacility


Equity
Period End2020-12-31
Value60.0
Percentage of EquityMethodInvestmentWasteProcessingCapacity85.7

cva:EquityMethodInvestmentWeight us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

cva:EquityMethodInvestmentWeight

cva:ProtosEnergyRecoveryFacility


Equity
Period End2020-12-31
Value400000.0
Percentage of EquityMethodInvestmentWeight100.0

cva:RookerySouthEnergyRecoveryFacility


Equity
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value545000.01600.01600.01600.01600.0
Percentage of EquityMethodInvestmentWeight136.20.00.00.00.0

cva:EquityMethodInvestmentsProjectCostsFinancedThroughDebt us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

cva:EquityMethodInvestmentsProjectCostsFinancedThroughDebt

cva:ZhaoCountyInvestment


Equity
Period End2020-12-31
Value488
Percentage of EquityMethodInvestmentsProjectCostsFinancedThroughDebt100.0

cva:EquityMethodInvestmentsRightToInvest dei:LegalEntity, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

cva:EquityMethodInvestmentsRightToInvest

cva:GreenInvestmentGroupLimited, cva:CovantaGreen


Equity
Period End2020-12-312020-02-292019-12-312019-09-302019-06-302019-03-31
Value50.00.50.50.50.50.5
Percentage of EquityMethodInvestmentsRightToInvest100.0100.0100.0100.0100.0100.0

cva:GreenInvestmentGroupLimited, cva:CovantaGreenProtosHolding


Equity
Period End2020-12-31
Value50.0
Percentage of EquityMethodInvestmentsRightToInvest100.0

cva:GreenInvestmentGroupLimited, cva:NewhurstEnergyRecoveryFacility


Equity
Period End2020-12-312020-09-302020-06-302020-03-312020-02-29
Value25.025.00.250.250.25
Percentage of EquityMethodInvestmentsRightToInvest50.00.00.00.050.0

cva:GreenInvestmentGroupLimited, cva:ProtosEnergyRecoveryFacility


Equity
Period End2020-12-31
Value37.5
Percentage of EquityMethodInvestmentsRightToInvest75.0

cva:GreenInvestmentGroupLimited, cva:RookerySouthEnergyRecoveryFacility


Equity
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value40.040.00.40.40.40.40.40.4
Percentage of EquityMethodInvestmentsRightToInvest80.00.00.00.080.080.080.080.0

cva:FacilitiesAndEquipmentGross

cva:FacilitiesAndEquipmentGross


Facilities
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value45584463436743124188388538503805360033533244
Percentage of FacilitiesAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:FinanceLeaseRightOfUseAssetAccumulatedDepreciation

cva:FinanceLeaseRightOfUseAssetAccumulatedDepreciation


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value37353331292725
Percentage of FinanceLeaseRightOfUseAssetAccumulatedDepreciation100.0100.0100.0100.0100.0100.0100.0

cva:FinanceLeaseRightOfUseAssetGross

cva:FinanceLeaseRightOfUseAssetGross


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value170170170170170170168
Percentage of FinanceLeaseRightOfUseAssetGross100.0100.0100.0100.0100.0100.0100.0

cva:GoodwillMeasurementInput us-gaap:MeasurementInputType

cva:GoodwillMeasurementInput

cva:LongTermTerminalGrowthRate


Goodwill
Period End2020-12-312020-09-302020-06-302020-03-31
Value2.52.50.0250.025
Percentage of GoodwillMeasurementInput100.0100.0100.0100.0

us-gaap:MeasurementInputDiscountRate


Goodwill
Period End2020-12-312020-09-302020-06-302020-03-31
Value12.012.00.120.12
Percentage of GoodwillMeasurementInput480.0480.0480.0480.0

cva:GuaranteePercent us-gaap:SecuritiesFinancingTransaction

cva:GuaranteePercent

cva:ForeignSubsidiaries


Guarantee
Period End2020-12-312012-12-31
Value65.00.65
Percentage of GuaranteePercent100.0100.0

cva:InsurancePremiumFinancingCurrent

cva:InsurancePremiumFinancingCurrent


Insurance
Period End2020-12-312019-12-312018-12-31
Value282420
Percentage of InsurancePremiumFinancingCurrent100.0100.0100.0

cva:LIBORInterestRateFloor cva:InterestRateReferences, us-gaap:DebtInstrument

cva:LIBORInterestRateFloor

cva:LIBOR, cva:TermLoan


L
Period End2020-12-31
Value2.0
Percentage of LIBORInterestRateFloor100.0

cva:LandfillGross

cva:LandfillGross


Landfill
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value8078756763646259494445
Percentage of LandfillGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:LineOfCreditFacilityLimitOfIssuanceOnLettersOfCredit us-gaap:CreditFacility

cva:LineOfCreditFacilityLimitOfIssuanceOnLettersOfCredit

us-gaap:RevolvingCreditFacility


Line
Period End2020-12-31
Value600
Percentage of LineOfCreditFacilityLimitOfIssuanceOnLettersOfCredit100.0

cva:LineOfCreditFacilitySublimitForIssuanceOfSwingLineLoans us-gaap:CreditFacility

cva:LineOfCreditFacilitySublimitForIssuanceOfSwingLineLoans

us-gaap:RevolvingCreditFacility


Line
Period End2020-12-31
Value50
Percentage of LineOfCreditFacilitySublimitForIssuanceOfSwingLineLoans100.0

cva:LongtermDebtReservedforFutureIssuance us-gaap:DebtInstrument, us-gaap:LongtermDebtType

cva:LongtermDebtReservedforFutureIssuance

cva:Series2018VirginiaBonds, cva:TaxExemptBonds


Longterm
Period End2020-12-31
Value20
Percentage of LongtermDebtReservedforFutureIssuance100.0

cva:MaximumAmountofReceivablesRepurchasable

cva:MaximumAmountofReceivablesRepurchasable


Maximum
Period End2021-06-302021-03-312019-12-31
Value120120100
Percentage of MaximumAmountofReceivablesRepurchasable100.0100.0100.0

cva:PercentOfMunicipalSolidWasteProcessed

cva:PercentOfMunicipalSolidWasteProcessed


Percent
Period End2020-12-31
Value8.0
Percentage of PercentOfMunicipalSolidWasteProcessed100.0

cva:PercentageOfFrontingFee us-gaap:DebtInstrument

cva:PercentageOfFrontingFee

us-gaap:LetterOfCredit


Percentage
Period End2020-12-31
Value0.15
Percentage of PercentageOfFrontingFee100.0

cva:ProjectDebt

cva:ProjectDebt


Project
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-312010-12-31
Value120124125127128132133134138141152152161165174476458413383404348207201222227233247265219228236265289301317680803
Percentage of ProjectDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:ProjectDebt us-gaap:DebtInstrument

cva:AmericasProjectDebtRelatedToServiceFeeStructures


Project
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value4547586868687078108108110117136136129135153152161167195194207223291
Percentage of ProjectDebt36.035.338.239.114.314.816.920.426.731.053.158.261.359.955.454.757.769.470.670.873.667.168.870.342.8

cva:ProjectDebt us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Project
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value120124125127128132133134138141152152161165174476458413383404348207201222227233247265219228236265289301317633640643680
Percentage of ProjectDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Project
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value125129130132134136138140142145154155165168179481464417387412358215209229232242256281232240248277302317329693
Percentage of ProjectDebt104.2104.0104.0103.9104.7103.0103.8104.5102.9102.8101.3102.0102.5101.8102.9101.1101.3101.0101.0102.0102.9103.9104.0103.2102.2103.9103.6106.0105.9105.3105.1104.5104.5105.3103.8101.9

cva:ProjectDebtCurrent

cva:ProjectDebtCurrent


Project
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value9.09.09.09.09.09.08.08.010.010.019182424233122222223251716353540403948535559687280140140136147999894141164
Percentage of ProjectDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:ProjectDebtNoncurrent

cva:ProjectDebtNoncurrent


Project
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value111115116118119123125126128131133134137141151445436391361381323190185187192193207226171175181206221229237493500507533635635636661764
Percentage of ProjectDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:ReceivablesRepurchased

cva:ReceivablesRepurchased


Receivables
Period End2020-09-30
Value100
Percentage of ReceivablesRepurchased100.0

cva:SparePartsAssets

cva:SparePartsAssets


Spare
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value23202122211720
Percentage of SparePartsAssets100.0100.0100.0100.0100.0100.0100.0

cva:TotalLongTermDebtSeniorNotesAndDebentures

cva:TotalLongTermDebtSeniorNotesAndDebentures


Total
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value11851184118411831187118611861185118511841184118711851185118511841183158011861185118511841200120012001200120012001200173313251415137413661323867
Percentage of TotalLongTermDebtSeniorNotesAndDebentures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:TotalLongTermDebtTaxExemptBonds

cva:TotalLongTermDebtTaxExemptBonds


Total
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value539540540539540539539538489489488488489459459459459459459459459458464464369369369369357357357357335
Percentage of TotalLongTermDebtTaxExemptBonds100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cva:WasteAndServiceContractsAccumulatedAmortizationNoncurrent us-gaap:FiniteLivedIntangibleAssetsByMajorClass

cva:WasteAndServiceContractsAccumulatedAmortizationNoncurrent

cva:WasteAndServiceContractsIntangibleLiabilities


Waste
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value62666462124118112101
Percentage of WasteAndServiceContractsAccumulatedAmortizationNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0

cva:WasteAndServiceContractsGrossNoncurrent us-gaap:FiniteLivedIntangibleAssetsByMajorClass

cva:WasteAndServiceContractsGrossNoncurrent

cva:WasteAndServiceContractsIntangibleLiabilities


Waste
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value67727266131131131131
Percentage of WasteAndServiceContractsGrossNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0

cva:WasteAndServiceContractsNoncurrent us-gaap:FiniteLivedIntangibleAssetsByMajorClass

cva:WasteAndServiceContractsNoncurrent

cva:WasteAndServiceContractsIntangibleLiabilities


Waste
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value5.06.08.04.07.0131930
Percentage of WasteAndServiceContractsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsReceivableRelatedPartiesCurrent

us-gaap:AccountsReceivableRelatedPartiesCurrent


Accounts
Period End2020-12-312019-12-312018-12-31
Value26220.0
Percentage of AccountsReceivableRelatedPartiesCurrent100.0100.00.0

us-gaap:AccountsReceivableRelatedPartiesCurrent us-gaap:CounterpartyName, us-gaap:RelatedPartyTransactionsByRelatedParty

cva:RookerySouthEnergyRecoveryFacility, srt:AffiliatedEntity


Accounts
Period End2020-12-312020-09-302019-12-31
Value171722
Percentage of AccountsReceivableRelatedPartiesCurrent65.40.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax


Accumulated
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-312010-12-31
Value-45000000.0-51000000.0-45000000.0-51000000.0-27000000.0-36000000.0-35000000.0-26000000.0-11000000.0-59000000.0-44000000.0-47000000.0-59000000.0-53000000.0-48000000.0-25000000.0-34000000.0-26000000.0-21000000.0-25000000.0-12000000.0-7000000.0-2000000.0-3000000.001000000.0-1000000.0-1000000.04000000.03000000.01000000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetGainLossIncludingPortionAttributableToNoncontrollingInterest


Accumulated
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value-2000000.0-2000000.0-3000000.0-2000000.0-2000000.0-2000000.0-2000000.0-2000000.0-2000000.0-2000000.0-2000000.0-2000000.0-2000000.0-2000000.0-2000000.0-2000000.0-2000000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax4.43.96.73.97.45.65.77.718.23.44.54.33.43.84.28.07.7

us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest


Accumulated
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value-20000000.0-30000000.0-36000000.0-30000000.0-25000000.0-28000000.0-24000000.0-22000000.0-12000000.0-38000000.0-25000000.0-29000000.0-38000000.0-33000000.0-28000000.0-25000000.0-26000000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax44.458.880.058.892.677.868.684.6109.164.456.861.764.462.358.3100.0100.0

us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest


Accumulated
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value-27000000.0-23000000.0-12000000.0-18000000.0-4000000.0-10000000.0-13000000.0-6000000.0-1000000.0-23000000.0-21000000.0-20000000.0-23000000.0-22000000.0-22000000.0-9000000.0-6000000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax60.045.126.735.314.827.837.123.19.139.047.742.639.041.545.836.023.1

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivable


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value7000000.07000000.08000000.06000000.06000000.06000000.09000000.0
Percentage of AllowanceForDoubtfulAccountsReceivable100.0100.0100.0100.0100.0100.0100.0

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
Value7.07.08.06.06.06.09.08.08.07.08.09.09.011141110.010.09.09.08.07.07.07.07.06.06.06.06.04.04.08.08.07.06.05.05.05.05.04.03.9383.8983.1922.978
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 End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value272629262530282829262926
Percentage of AssetRetirementObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligationCurrent

us-gaap:AssetRetirementObligationCurrent


Asset
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value3000000.04000000.05000000.02000000.003000000.04000000.06000000.0-5000000.05000000.04000000.0
Percentage of AssetRetirementObligationCurrent100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligationsNoncurrent

us-gaap:AssetRetirementObligationsNoncurrent


Asset
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2422242425272422242125
Percentage of AssetRetirementObligationsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:AssetsFairValueDisclosure

us-gaap:EstimateOfFairValueFairValueDisclosure


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312012-09-302012-06-302011-12-31
Value2.02.0134.01521142.010.02.02.02.02.02.0196132159553199245257275277331278258295330389690499680619610549520
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount

us-gaap:BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount


Business
Period End2020-12-31
Value39
Percentage of BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount100.0

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
Value1414141414141414141414141414141414141414141414141414141414141414161616161616161615151515
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:ContractWithCustomerAssetGross

us-gaap:ContractWithCustomerAssetGross


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
Value272623222015161817141615158.013
Percentage of ContractWithCustomerAssetGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value191917161523181719181512161714
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:DebtInstrumentFaceAmount

cva:BondsSeries2020A, cva:TaxExemptBonds


Debt
Period End2020-08-31
Value39
Percentage of DebtInstrumentFaceAmount100.0

cva:BondsSeries2020B, cva:TaxExemptBonds


Debt
Period End2020-08-31
Value90
Percentage of DebtInstrumentFaceAmount228.4

cva:NewHampshireSeries2020A, cva:TaxExemptBonds


Debt
Period End2020-08-31
Value39
Percentage of DebtInstrumentFaceAmount100.0

cva:NewHampshireSeries2020B, cva:TaxExemptBonds


Debt
Period End2020-08-31
Value90
Percentage of DebtInstrumentFaceAmount228.4

cva:SeniorNotes6.00PercentDue2027, us-gaap:SeniorNotes


Debt
Period End2020-12-312019-12-312018-12-312018-10-262018-10-182017-12-31
Value4004004004004000.0
Percentage of DebtInstrumentFaceAmount0.00.00.00.00.00.0

cva:SeniorNotesDue2030, us-gaap:SeniorNotes


Debt
Period End2020-12-31
Value400
Percentage of DebtInstrumentFaceAmount0.0

us-gaap:DebtInstrumentUnamortizedPremium us-gaap:DebtInstrument

us-gaap:DebtInstrumentUnamortizedPremium

cva:ProjectDebtType


Debt
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value2000000.02000000.03000000.04000000.04000000.04000000.04000000.04000000.04000000.05000000.05000000.04000000.05000000.05000000.01000000.001000000.01000000.01000000.01000000.02000000.02000000.02000000.03000000.0
Percentage of DebtInstrumentUnamortizedPremium100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet us-gaap:CreditFacility

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet

cva:CreditFacilities


Debt
Period End2020-12-31
Value7000000.0
Percentage of DebtIssuanceCostsLineOfCreditArrangementsNet100.0

us-gaap:DebtWeightedAverageInterestRate us-gaap:DebtInstrument

us-gaap:DebtWeightedAverageInterestRate

cva:TermLoan


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value2.822.743.230.03380.03680.04350.04430.0447
Percentage of DebtWeightedAverageInterestRate100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevolvingCreditFacility


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value1.992.02.660.02950.03490.04390.04350.0438
Percentage of DebtWeightedAverageInterestRate70.673.082.487.394.8100.998.298.0

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

us-gaap:DeferredFinanceCostsNet

cva:SeniorNotesDue2030, us-gaap:SeniorNotes


Deferred
Period End2020-08-31
Value7.0
Percentage of DeferredFinanceCostsNet100.0

us-gaap:DeferredFinanceCostsNet us-gaap:LongtermDebtType

cva:TaxExemptBond


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value4.05.06.05.05.05.05.05.06.0
Percentage of DeferredFinanceCostsNet0.00.00.00.00.00.00.00.00.0

cva:TaxExemptBonds


Deferred
Period End2020-12-312020-08-312019-12-312018-12-31
Value3.01.03.03.0
Percentage of DeferredFinanceCostsNet0.014.30.00.0

us-gaap:SeniorNotes


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value161416151617201415151616
Percentage of DeferredFinanceCostsNet0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DeferredRevenueCurrent

us-gaap:DeferredRevenueCurrent


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value10.01210.014161315342331763974618283757160
Percentage of DeferredRevenueCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value248236234245313308264156153162136
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value106909011914315714234435035
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal


Deferred
Period End2020-12-31
Value1000000.0
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value6763131520242.010.0161717
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2917123336189.063676583
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value139.01.01.05.0114.05.02.00.0
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

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
Value496517521538780725737602588528492
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssets cva:FinancialInstrumentDisclosure, us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

us-gaap:DerivativeAssets

cva:EnergyHedges, cva:EnergyHedges, us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Derivative
Period End2020-12-312019-12-312018-12-312015-12-31
Value11120.021
Percentage of DerivativeAssets100.0100.00.0100.0

us-gaap:DerivativeAssets us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

cva:EnergyHedges, us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Derivative
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-06-302016-12-312016-09-302015-12-31
Value112.01320128.02.01121
Percentage of DerivativeAssets100.00.00.00.0100.00.00.00.0100.0

us-gaap:DerivativeLiabilities us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:DerivativeLiabilities

cva:EnergyHedges, us-gaap:FairValueInputsLevel2


Derivative
Period End2021-06-302021-03-312018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value203.00.05.00.00.01.01.0
Percentage of DerivativeLiabilities100.0100.00.0100.00.00.0100.0100.0

us-gaap:InterestRateSwap, us-gaap:FairValueInputsLevel2


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value7.07.010.010.01110.02.03.02.00.00.019181920
Percentage of DerivativeLiabilities35.0233.30.00.00.00.00.00.00.00.00.00.00.01900.02000.0

us-gaap:DerivativeNonmonetaryNotionalAmount

us-gaap:DerivativeNonmonetaryNotionalAmount


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value2400000.02400000.02300000.03100000.03900000.04400000.03600000.02800000.0
Percentage of DerivativeNonmonetaryNotionalAmount100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeNonmonetaryNotionalAmount cva:Period

cva:FiscalYear2019


Derivative
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-30
Value1100000.01600000.0900000.01700000.02500000.0700000.0
Percentage of DerivativeNonmonetaryNotionalAmount45.866.729.043.656.825.0

cva:FiscalYear2020


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1100000.0700000.02100000.02000000.02000000.01800000.02700000.01400000.0
Percentage of DerivativeNonmonetaryNotionalAmount45.829.291.364.551.340.975.050.0

cva:FiscalYear2021Member


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value200000.0100000.0200000.0200000.0200000.0100000.0800000.0600000.0
Percentage of DerivativeNonmonetaryNotionalAmount8.34.28.76.55.12.322.221.4

us-gaap:DerivativeNotionalAmount us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeNotionalAmount

us-gaap:InterestRateSwap


Derivative
Period End2021-06-302021-03-312020-09-302019-12-31
Value200200200150
Percentage of DerivativeNotionalAmount100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:EmployeeStockOption


Employee
Period End2021-06-302021-03-312020-12-312011-12-31
Value1.02.02.00.0
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0100.0100.00.0

us-gaap:PerformanceShares


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value9.08.04.07.09.010.06.0
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized900.0400.0200.00.00.00.00.0

us-gaap:RestrictedStockUnitsRSU


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value15189.01316209.0212529121518205.01113158.09.011124.05.05.06.05.04.04.05.03.04.04.03.0
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized1500.0900.0450.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:EquityMethodInvestmentOwnershipPercentage dei:LegalEntity, us-gaap:Ownership

us-gaap:EquityMethodInvestmentOwnershipPercentage

cva:GreenInvestmentGroupLimited, cva:CovantaEuropeAssetsLtd


Equity
Period End2020-12-312019-12-312018-02-12
Value50.00.50.5
Percentage of EquityMethodInvestmentOwnershipPercentage100.0100.0100.0

us-gaap:EquityMethodInvestmentOwnershipPercentage dei:LegalEntity, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

cva:GreenInvestmentGroupLimited, cva:RookerySouthEnergyRecoveryFacility


Equity
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value80.00.80.80.80.8
Percentage of EquityMethodInvestmentOwnershipPercentage160.0160.00.00.00.0

cva:VeoliaESLimited, cva:RookerySouthEnergyRecoveryFacility


Equity
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value20.00.20.20.20.2
Percentage of EquityMethodInvestmentOwnershipPercentage40.040.00.00.00.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

cva:DublinEfWFacility


Equity
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value50.00.50.50.50.50.50.5
Percentage of EquityMethodInvestmentOwnershipPercentage100.0100.00.00.00.00.00.0

cva:ECEGHoldingsLtd.


Equity
Period End2020-12-312019-12-312018-12-31
Value50.00.50.5
Percentage of EquityMethodInvestmentOwnershipPercentage100.0100.00.0

cva:EarlsGate


Equity
Period End2020-12-312019-12-312018-12-312017-12-31
Value25.00.250.250
Percentage of EquityMethodInvestmentOwnershipPercentage50.050.00.00.0

cva:RookerySouthEnergyRecoveryFacility


Equity
Period End2020-12-312019-12-312019-06-302019-03-312018-12-31
Value40.00.40.80.80
Percentage of EquityMethodInvestmentOwnershipPercentage80.080.00.00.00.0

cva:ZhaoCountyInvestment


Equity
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value26.026.00.260.260.260
Percentage of EquityMethodInvestmentOwnershipPercentage52.00.00.00.052.00.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementScenario

cva:ZhaoCountyInvestment, srt:ScenarioForecast


Equity
Period End2021-12-31
Value0.49
Percentage of EquityMethodInvestmentOwnershipPercentage0.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementScenario, us-gaap:SubsequentEventType

cva:ZhaoCountyInvestment, srt:ScenarioForecast, us-gaap:SubsequentEvent


Equity
Period End2021-03-31
Value0.49
Percentage of EquityMethodInvestmentOwnershipPercentage0.0

us-gaap:EquityMethodInvestments

us-gaap:EquityMethodInvestments


Equity
Period End2021-06-302021-03-312020-12-312019-12-312018-12-312017-12-31
Value1901911881671605.0
Percentage of EquityMethodInvestments100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestments dei:LegalEntity, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

cva:GreenInvestmentGroupLimited, cva:CovantaGreenProtosHolding


Equity
Period End2020-12-31
Value6.0
Percentage of EquityMethodInvestments3.2

us-gaap:EquityMethodInvestments us-gaap:Ownership

cva:CovantaEuropeAssetsLtd


Equity
Period End2020-12-312019-12-312018-12-31
Value153143149
Percentage of EquityMethodInvestments81.485.693.1

cva:EarlsGate


Equity
Period End2020-12-312019-12-312018-12-31
Value9.09.010.0
Percentage of EquityMethodInvestments4.85.46.2

us-gaap:EquityMethodInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

cva:Ambiente2000Srl


Equity
Period End2021-06-30
Value1.0
Percentage of EquityMethodInvestments0.5

cva:Dublin


Equity
Period End2021-06-302021-03-312020-12-31
Value145149153
Percentage of EquityMethodInvestments76.378.081.4

cva:EarlsGate


Equity
Period End2021-06-302021-03-312020-12-312018-12-31
Value10.08.09.010.0
Percentage of EquityMethodInvestments5.34.24.86.2

cva:NewhurstEnergyRecoveryFacility


Equity
Period End2021-06-302021-03-312020-12-312020-02-29
Value14139.07.0
Percentage of EquityMethodInvestments7.46.84.80.0

cva:Protos


Equity
Period End2021-06-302021-03-312020-12-31
Value3.03.06.0
Percentage of EquityMethodInvestments1.61.63.2

cva:ProtosEnergyRecoveryFacility


Equity
Period End2020-12-31
Value19
Percentage of EquityMethodInvestments10.1

cva:Rookery


Equity
Period End2021-06-302021-03-312020-12-31
Value10.0114.0
Percentage of EquityMethodInvestments5.35.82.1

cva:ZhaoCountyInvestment


Equity
Period End2021-06-302021-03-312020-12-312019-12-31
Value7.07.07.035
Percentage of EquityMethodInvestments3.73.73.721.0

us-gaap:EquityMethodInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:BalanceSheetLocation

cva:CovantaGreen, us-gaap:OtherAssets


Equity
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value4.05.02.04.09.08.01522
Percentage of EquityMethodInvestments2.10.00.00.05.40.00.00.0

cva:NewhurstEnergyRecoveryFacility, us-gaap:OtherAssets


Equity
Period End2020-12-312020-09-302020-06-302020-03-31
Value9.08.06.06.0
Percentage of EquityMethodInvestments4.80.00.00.0

cva:ProtosEnergyRecoveryFacility, us-gaap:OtherAssets


Equity
Period End2020-12-31
Value6.0
Percentage of EquityMethodInvestments3.2

cva:ZhaoCountyInvestment, us-gaap:OtherAssets


Equity
Period End2020-12-312020-09-302020-06-302020-03-312019-12-31
Value7.035353535
Percentage of EquityMethodInvestments3.70.00.00.021.0

us-gaap:EquityMethodInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementScenario

cva:ZhaoCountyInvestment, srt:ScenarioForecast


Equity
Period End2021-12-31
Value61
Percentage of EquityMethodInvestments0.0

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiability


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value828385868890908991151
Percentage of FinanceLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiability us-gaap:DebtInstrument

cva:ProjectDebtType


Finance
Period End2020-12-312019-12-312018-12-312017-06-302016-06-30
Value788489104104
Percentage of FinanceLeaseLiability91.893.30.00.00.0

us-gaap:LongTermDebt


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value7.07.07.07.07.08.06.05.0
Percentage of FinanceLeaseLiability8.58.48.28.18.08.96.70.0

us-gaap:FinanceLeaseLiabilityNoncurrent us-gaap:BalanceSheetLocation

us-gaap:FinanceLeaseLiabilityNoncurrent

cva:ProjectDebtNoncurrent


Finance
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value6970727378
Percentage of FinanceLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDue


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value143149152155
Percentage of FinanceLeaseLiabilityPaymentsDue100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value949292105
Percentage of FinanceLeaseLiabilityPaymentsDueAfterYearFive100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value6.09.0123.0
Percentage of FinanceLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value10.0131311
Percentage of FinanceLeaseLiabilityPaymentsDueYearFive100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value11111112
Percentage of FinanceLeaseLiabilityPaymentsDueYearFour100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value11121212
Percentage of FinanceLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value11121212
Percentage of FinanceLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value61666769
Percentage of FinanceLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseRightOfUseAsset


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value133135137139141143143
Percentage of FinanceLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value5.065.065.065.060.05060.05060.0505
Percentage of FinanceLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2020-12-312019-12-312018-12-312017-12-312015-09-302015-06-302014-12-31
Value2632412952615.04.03.0
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

cva:WasteServiceAndEnergyContractsIntangibleAssets


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value227211271243263247228247
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization86.387.691.993.10.00.07600.00.0

us-gaap:OtherIntangibleAssets


Finite
Period End2020-12-312019-12-312018-12-312017-12-31
Value36302418
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization13.712.48.16.9

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2020-12-312019-12-312018-12-31
Value202126
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2020-12-312019-12-312018-12-312015-09-302015-06-30
Value1515133.02.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2020-12-312019-12-312018-12-312015-09-302015-06-30
Value1518163.02.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2020-12-312019-12-312018-12-312015-09-302015-06-30
Value1820283.03.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo


Finite
Period End2020-12-312019-12-312018-12-312015-09-302015-06-30
Value2020303.03.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FiniteLivedIntangibleAssetsGross


Finite
Period End2020-12-312019-12-312018-12-312017-12-31
Value500499574548
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

cva:WasteServiceAndEnergyContractsIntangibleAssets


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value447447522494526531542609
Percentage of FiniteLivedIntangibleAssetsGross89.489.690.990.10.00.00.00.0

us-gaap:OtherIntangibleAssets


Finite
Period End2020-12-312019-12-312018-12-312017-12-31
Value53525254
Percentage of FiniteLivedIntangibleAssetsGross10.610.49.19.9

us-gaap:GuarantyLiabilities us-gaap:Ownership, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:GuarantyLiabilities

cva:CovantaEnergyAsiaPacificHoldingsLtd, cva:ZhaoCountyInvestment


Guaranty
Period End2020-12-31
Value15
Percentage of GuarantyLiabilities100.0

us-gaap:InterestPayableCurrent

us-gaap:InterestPayableCurrent


Interest
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value4627383730242216171216
Percentage of InterestPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRateDerivativesAtFairValueNet

us-gaap:InterestRateDerivativesAtFairValueNet


Interest
Period End2021-03-312020-09-30
Value7000000.010000000.0
Percentage of InterestRateDerivativesAtFairValueNet100.0100.0

us-gaap:InterestRateDerivativesAtFairValueNet us-gaap:DerivativeInstrumentRisk

us-gaap:InterestRateSwap


Interest
Period End2021-06-30
Value7000000.0
Percentage of InterestRateDerivativesAtFairValueNet0.0

us-gaap:InvestmentsFairValueDisclosure cva:FinancialInstrumentDisclosure, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

us-gaap:InvestmentsFairValueDisclosure

cva:MutualAndBondFunds, us-gaap:FairValueInputsLevel1, us-gaap:EstimateOfFairValueFairValueDisclosure


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value2.02.02.02.02.01.02.02.02.02.02.02.02.02.02.02.02.03.02.02.02.02.02.02.02.02.02.0131414131313132.02.0
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value5000000.08000000.09000000.02000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0100.0100.0

us-gaap:LettersOfCreditOutstandingAmount us-gaap:DebtInstrument, us-gaap:LossContingenciesByNatureOfContingency

us-gaap:LettersOfCreditOutstandingAmount

us-gaap:RevolvingCreditFacility, us-gaap:LetterOfCredit


Letters
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value229228235216236257228229209277248183
Percentage of LettersOfCreditOutstandingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LettersOfCreditOutstandingAmount us-gaap:LossContingenciesByNatureOfContingency

us-gaap:LetterOfCredit


Letters
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-06-30
Value80807939383840383968
Percentage of LettersOfCreditOutstandingAmount34.935.133.618.116.114.817.516.618.737.2

us-gaap:LiabilitiesFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:LiabilitiesFairValueDisclosure

us-gaap:EstimateOfFairValueFairValueDisclosure


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-312012-09-302012-06-302011-12-31
Value2710.010.010.01110.02.03.02.05.013146.00.0121918202127262214139.01786829049
Percentage of LiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilityForUncertainTaxPositionsCurrent

us-gaap:LiabilityForUncertainTaxPositionsCurrent


Liability
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value354041484336133128123124124120120119119130
Percentage of LiabilityForUncertainTaxPositionsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCredit

us-gaap:LineOfCredit


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value587622596617581600567665712672606602564577636666669581538582692629548490550391342377403
Percentage of LineOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCredit us-gaap:DebtInstrument

us-gaap:RevolvingCreditFacility


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value218250222240202218183278323281212206375387445473475386343384493429348291351194145180110
Percentage of LineOfCredit37.140.237.238.934.836.332.341.845.441.835.034.266.567.170.071.071.066.463.866.071.268.263.559.463.849.642.447.727.3

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:RevolvingCreditFacility


Line
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-31
Value900900900900900900900100010001000100010001000100010001000100010001000100010001000100010001000900900900900900900300
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

us-gaap:RevolvingCreditFacility


Line
Period End2021-06-302021-03-312020-12-312020-09-30
Value453422443444
Percentage of LineOfCreditFacilityRemainingBorrowingCapacity100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive us-gaap:DebtInstrument

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

cva:EquipmentFinancing


Long
Period End2020-12-312019-12-31
Value4449
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive100.0100.0

cva:ProjectDebtType


Long
Period End2020-12-312019-12-31
Value3437
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive77.375.5

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive us-gaap:DebtInstrument

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

cva:EquipmentFinancing


Long
Period End2020-12-312019-12-31
Value5000000.07000000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive100.0100.0

cva:ProjectDebtType


Long
Period End2020-12-312019-12-31
Value3000000.02000000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive60.028.6

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour us-gaap:DebtInstrument

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

cva:EquipmentFinancing


Long
Period End2020-12-312019-12-31
Value7000000.08000000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree us-gaap:DebtInstrument

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

cva:EquipmentFinancing


Long
Period End2020-12-312019-12-31
Value8000000.07000000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0100.0

us-gaap:LossContingencyAccrualAtCarryingValue

us-gaap:LossContingencyAccrualAtCarryingValue


Loss
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value3.03.04.04.03.03.03.01.021211612111118171715111.0
Percentage of LossContingencyAccrualAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NotesAndLoansReceivableGrossCurrent

us-gaap:NotesAndLoansReceivableGrossCurrent


Notes
Period End2020-12-312020-09-302020-06-302020-03-312019-12-31
Value2721212222
Percentage of NotesAndLoansReceivableGrossCurrent100.0100.0100.0100.0100.0

us-gaap:NotesAndLoansReceivableGrossNoncurrent

us-gaap:NotesAndLoansReceivableGrossNoncurrent


Notes
Period End2020-12-312020-09-302020-06-302020-03-312019-12-31
Value2926252515
Percentage of NotesAndLoansReceivableGrossNoncurrent100.0100.0100.0100.0100.0

us-gaap:NotesReceivableGross

us-gaap:NotesReceivableGross


Notes
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value51555647464737
Percentage of NotesReceivableGross100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value4.544.544.584.580.04590.04630.0466
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLossCarryforwards

us-gaap:OperatingLossCarryforwards


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value239198197240288309486343392427
Percentage of OperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:ForeignCountry


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value181161173287227216583029
Percentage of OperatingLossCarryforwards75.781.387.8119.678.869.911.98.77.4

us-gaap:StateAndLocalJurisdiction


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value508400360389291217561466303223188
Percentage of OperatingLossCarryforwards212.6202.0182.7162.1101.070.2115.4135.977.352.20.0

us-gaap:OtherCommitment

us-gaap:OtherCommitment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-30
Value446452456388403426405401428494419435449489462
Percentage of OtherCommitment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherCommitment us-gaap:LossContingenciesByNatureOfContingency

cva:SuretyBonds


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-30
Value137144142133129131137134180177180187198205202
Percentage of OtherCommitment30.731.931.134.332.030.833.833.442.135.843.043.044.141.943.7

us-gaap:PledgedFinancialInstrumentsNotSeparatelyReportedLoansReceivablePledgedAsCollateral

us-gaap:PledgedFinancialInstrumentsNotSeparatelyReportedLoansReceivablePledgedAsCollateral


Pledged
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value110106128123121117142
Percentage of PledgedFinancialInstrumentsNotSeparatelyReportedLoansReceivablePledgedAsCollateral100.0100.0100.0100.0100.0100.0100.0

us-gaap:PrepaidExpenseCurrent

us-gaap:PrepaidExpenseCurrent


Prepaid
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value32272222283730
Percentage of PrepaidExpenseCurrent100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashAndInvestmentsCurrent

us-gaap:RestrictedCashAndInvestmentsCurrent


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value8.010.0111110.01418252231393937424356505256626567771081019410568503941545853531201018710115411096125105
Percentage of RestrictedCashAndInvestmentsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashAndInvestmentsCurrent cva:Investment

cva:OtherFunds


Restricted
Period End2020-12-312019-12-31
Value6.013
Percentage of RestrictedCashAndInvestmentsCurrent54.572.2

us-gaap:RestrictedCashAndInvestmentsNoncurrent

us-gaap:RestrictedCashAndInvestmentsNoncurrent


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value10.06.06.06.08.08.08.08.08.07.08.08.0242328325552545773758113399909116111412612614015015516190909090107108107107134
Percentage of RestrictedCashAndInvestmentsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashAndInvestmentsNoncurrent cva:Investment

cva:OtherFunds


Restricted
Period End2020-12-312019-12-31
Value6.08.0
Percentage of RestrictedCashAndInvestmentsNoncurrent100.0100.0

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:RevenueRemainingPerformanceObligation


Revenue
Period End2021-06-302021-03-312020-12-312020-09-30
Value5600580060006000
Percentage of RevenueRemainingPerformanceObligation100.0100.0100.0100.0

us-gaap:RevenueRemainingPerformanceObligationPercentage

us-gaap:RevenueRemainingPerformanceObligationPercentage


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value6.09.011.03.00.060.080.110.030.050.090.11
Percentage of RevenueRemainingPerformanceObligationPercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:PerformanceShares


Share
Period End2020-12-312019-12-312018-12-31
Value1390000.01193000.01166000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0100.0100.0

us-gaap:RestrictedStock


Share
Period End2020-12-312019-12-312018-12-31
Value30000.0242000.0727000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber2.220.362.3

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value3483000.02272000.02998000.01815000.01803000.01202000.0894000.0691000.01016000.01004000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber250.6190.4257.10.00.00.00.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:PerformanceShares


Share
Period End2020-12-312019-12-312018-12-31
Value14.1316.5715.66
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:RestrictedStock


Share
Period End2020-12-312019-12-312018-12-31
Value9.1216.2615.9
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue64.598.1101.5

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312010-12-31
Value12.8415.8615.1115.816.2517.615.9316.6616.5916.64
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue90.995.796.50.00.00.00.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice

us-gaap:PerformanceShares


Share
Period End2020-12-312019-12-312018-12-31
Value101614
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized

us-gaap:PerformanceShares


Share
Period End2020-12-31
Value4.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber

us-gaap:StockOption, cva:StockOptionsFiscal2004Plan


Share
Period End2020-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value25000.01080000.01100000.01100000.01686000.01750000.01469000.01354000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:StockOption, cva:StockOptionsFiscal2004Plan


Share
Period End2020-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value20.5821.3821.3721.2620.4219.917.0915.97
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:TaxCreditCarryforwardAmount

us-gaap:InternalRevenueServiceIRS, cva:ProductionType


Tax
Period End2020-12-312019-12-312018-12-312017-12-31
Value60606047
Percentage of TaxCreditCarryforwardAmount100.0100.0100.0100.0

us-gaap:TransferOfFinancialAssetsAccountedForAsSalesAmountDerecognized

us-gaap:TransferOfFinancialAssetsAccountedForAsSalesAmountDerecognized


Transfer
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-06-302019-03-31
Value4362117895703731942240.00.0
Percentage of TransferOfFinancialAssetsAccountedForAsSalesAmountDerecognized100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:TreasuryStockShares us-gaap:StatementEquityComponents

us-gaap:TreasuryStockShares

us-gaap:TreasuryStock


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value3.03.04.04.04.04.05.05.05.05.05.05.05.05.05.06.05.03.06.027227.01.0
Percentage of TreasuryStockShares100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1000000.06000000.05000000.05000000.03000000.01000000.02000000.02000000.02000000.02000000.01000000.01000000.01000000.01000000.01000000.01000000.01000000.02000000.02000000.02000000.02000000.02000000.08100000.07300000.0
Percentage of UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ValuationAllowancesAndReservesBalance us-gaap:ValuationAllowancesAndReservesType

us-gaap:ValuationAllowancesAndReservesBalance

us-gaap:AllowanceForNotesReceivable


Valuation
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value8.09.08.0149.07.0
Percentage of ValuationAllowancesAndReservesBalance100.0100.0100.0100.0100.0100.0

us-gaap:ValuationAllowanceOfDeferredTaxAssets


Valuation
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value726573777173
Percentage of ValuationAllowancesAndReservesBalance900.0722.2912.5550.0788.91042.9

Line plots across dimensions of each concept


us-gaap:SharesOutstanding
us-gaap:StatementEquityComponents
(None,)
Shares Outstandingus-gaap: Statement Equity Components
TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:Revenues
us-gaap:ProductOrService
(None,)
Revenuesus-gaap: Product Or Service
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:NoncurrentAssets
us-gaap:StatementGeographical
(None,)
Noncurrent Assetsus-gaap: Statement Geographical
us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
(None,)
Finite Lived Intangible Assets Netus-gaap: Finite Lived Intangible Assets By Major Class
us-gaap:LongTermDebt
us-gaap:DebtInstrument
(None,)
Long Term Debtus-gaap: Debt Instrument
us-gaap:LongTermDebt
us-gaap:FairValueByMeasurementBasis
(None,)
Long Term Debtus-gaap: Fair Value By Measurement Basis
us-gaap:LongTermDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
(None, 'cva:TaxExemptBonds')
Long Term Debtus-gaap: Debt Instrument, us-gaap: Longterm Debt Type
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents
(None,)
Accumulated Other Comprehensive Income Loss Net Of Taxus-gaap: Statement Equity Components
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
(None, 'cva:TaxExemptBonds')
Debt Instrument Interest Rate Stated Percentageus-gaap: Debt Instrument, us-gaap: Longterm Debt Type