CLNE


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

Table of contents



us-gaap:CommonStockValue

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareBasicAndDiluted

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
us-gaap:ProductOrService
us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostsAndExpenses

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:InterestPaidNet

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest
us-gaap:BusinessAcquisition
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:OperatingIncomeLoss

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService

us-gaap:Revenues

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:Assets
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:Liabilities
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity

us-gaap:AssetsCurrent
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

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

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:InventoryRawMaterialsAndSupplies

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

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

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

us-gaap:Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:AccountsPayableCurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent
us-gaap:ProductOrService

us-gaap:LiabilitiesCurrent
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:LongTermDebtCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:TaxesPayableCurrent
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee
us-gaap:LiabilitiesNoncurrent

us-gaap:LongTermDebt
us-gaap:CounterpartyName, us-gaap:BusinessAcquisition, us-gaap:LongtermDebtType
us-gaap:LongtermDebtType

us-gaap:LongTermDebtNoncurrent

us-gaap:DeferredFinanceCostsNoncurrentNet

us-gaap:MinorityInterest

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:MinorityInterest

us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInInventories

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsForRepurchaseOfCommonStock
us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:Range, us-gaap:LongtermDebtType
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

clne:AlternativeFuelsExciseTaxCreditCompressedNaturalGas

clne:AlternativeFuelsExciseTaxCreditLiquefiedNaturalGas

clne:ApicShareBasedPaymentArrangementIncreaseForSalesIncentiveCharges
us-gaap:StatementEquityComponents

clne:CashReceivedNetOfTransferredCashFromSaleOfSubsidiary
us-gaap:TypeOfArrangement
clne:ContraRevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:TypeOfArrangement, us-gaap:Vesting

clne:IncreaseDecreaseInOperatingLeaseLiabilities
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement
clne:InitialContributionsToFundJointVenture

clne:InterestExpenseNonoperating
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementClassOfStock, us-gaap:TypeOfArrangement
clne:InterestInJointVentureSharesPurchased
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementClassOfStock, us-gaap:TypeOfArrangement

clne:InterestIncomeNonoperating

clne:OperatingLeaseRightOfUseAssetAmortization

clne:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentExcludingIntraEntityInvestmentsNetOfTax
us-gaap:StatementEquityComponents
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementClassOfStock, us-gaap:TypeOfArrangement
clne:PriorityReturnOnInvestmentInJointVenture

clne:ProceedsFromCollectionAndSaleOfLoansReceivable

clne:ProvisionForDoubtfulAccountsNotesAndInventory
us-gaap:CounterpartyName, us-gaap:SaleLeasebackTransactionDescription
clne:SaleLeasebackTransactionOutstandingAmount
us-gaap:CounterpartyName, us-gaap:SaleLeasebackTransactionDescription
clne:SaleLeasebackTransactionRentExpenseRepaymentOfPromissoryNote

clne:VolumetricExciseTaxCredit

us-gaap:AllocatedShareBasedCompensationExpenseNetOfTax

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CapitalizedComputerSoftwareAmortization1

us-gaap:ContractWithCustomerLiabilityRevenueRecognized
us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:VariableRate
us-gaap:DebtInstrumentBasisSpreadOnVariableRate1
us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:VariableRate
us-gaap:CounterpartyName, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentPeriodicPaymentPrincipal
us-gaap:ProductOrService
us-gaap:DerivativeLossOnDerivative
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeNonmonetaryNotionalAmountVolume

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
us-gaap:FairValueByAssetClass
us-gaap:FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss
us-gaap:FairValueByLiabilityClass
us-gaap:FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss
us-gaap:FairValueByAssetClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
us-gaap:ProductOrService
us-gaap:FairValueByAssetClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements
us-gaap:FairValueByLiabilityClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings
us-gaap:FairValueByLiabilityClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

us-gaap:GainOrLossOnSaleOfStockInSubsidiary

us-gaap:IncomeLossFromEquityMethodInvestments
us-gaap:BusinessAcquisition
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement

us-gaap:IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInReceivables

us-gaap:InterestPaidCapitalized
us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LineOfCreditFacilityInterestRateDuringPeriod

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
us-gaap:StatementEquityComponents

us-gaap:PaymentsForProceedsFromLoansReceivable
us-gaap:CounterpartyName, us-gaap:SubsidiarySaleOfStock
us-gaap:PaymentsOfStockIssuanceCosts
us-gaap:SubsidiarySaleOfStock

us-gaap:PaymentsToAcquireAdditionalInterestInSubsidiaries

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementClassOfStock, us-gaap:TypeOfArrangement
us-gaap:PaymentsToAcquireInterestInJointVenture

us-gaap:PaymentsToAcquireLoansReceivable
us-gaap:CounterpartyName, us-gaap:SubsidiarySaleOfStock
us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromIssuanceOfDebt

us-gaap:ProceedsFromIssuanceOrSaleOfEquity

us-gaap:ProceedsFromPartnershipContribution

us-gaap:ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty

us-gaap:RepaymentsOfLongTermDebtAndCapitalSecurities
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RevenueFromRelatedParties

us-gaap:SalesTypeLeaseInterestIncome

us-gaap:StockRepurchasedDuringPeriodValue
us-gaap:StatementEquityComponents

us-gaap:UnrealizedGainLossOnCommodityContracts

us-gaap:UnrealizedGainLossOnDerivatives

us-gaap:UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions

clne:AccruedAlternativeFuelIncentivesCurrent

clne:AccruedGasAndEquipmentPurchaseCurrent
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement
clne:AdditionalCommitmentToFundJointVenture
us-gaap:CounterpartyName
clne:AssetPurchaseAgreementAccruedAmount

clne:CapitalizedContractCostAccumulatedDepreciation

clne:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsCurrent
us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
clne:ClassOfWarrantOrRightExercisePriceOfWarrantsOrRightsPremium
us-gaap:TypeOfArrangement
us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
clne:ClassOfWarrantOrRightThresholdNumberOfSecuritiesCalledByWarrantsOrRightsRequiringStockholderApproval
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
clne:CommitmentToFundJointVenture
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement
us-gaap:BalanceSheetLocation, us-gaap:TypeOfArrangement
clne:CustomerIncentiveAsset
us-gaap:TypeOfArrangement

clne:DebtInstrumentCarryingAmountCurrent

clne:DebtInstrumentCarryingAmountNoncurrent

clne:DeferredTaxAssetsDomesticDepreciationAndAmortization

clne:DeferredTaxAssetsSaleTypeLease

clne:DerivativeAssetCurrentRelatedParty

clne:DerivativeAssetNoncurrentRelatedParty

clne:DerivativeLiabilityCurrentRelatedParty

clne:DerivativeLiabilityNoncurrentRelatedParty
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
clne:EquitySecuritiesAggregateValue
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
clne:FuelPurchaseObligation
us-gaap:TypeOfArrangement, us-gaap:Vesting
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
clne:InvestmentCommitmentToEquityInProductionProjects
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement

clne:LongTermDebtGrossCurrentMaturities

clne:LongTermDebtGrossExcludingCurrentMaturities

clne:NotesReceivableAndOtherLongTermAssetsNet
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
clne:OptionToFundJointVenture

clne:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedAfterFourthYearAndThereafter

dei:EntityCommonStockSharesOutstanding

us-gaap:AccruedEmployeeBenefitsCurrent

us-gaap:AccruedSalariesCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument
us-gaap:BusinessAcquisition, us-gaap:TypeOfArrangement
us-gaap:BusinessAcquisitionPercentageOfVotingInterestsAcquired
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:CapitalizedComputerSoftwareAccumulatedAmortization

us-gaap:CapitalizedComputerSoftwareNet

us-gaap:CapitalizedContractCostGross

us-gaap:CashUninsuredAmount
us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
us-gaap:ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1

us-gaap:ContractWithCustomerAssetGrossNoncurrent

us-gaap:ContractWithCustomerAssetNet

us-gaap:ContractWithCustomerAssetNetCurrent

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiabilityNoncurrent
us-gaap:OtherCommitments
us-gaap:ContractualObligationDueInSecondYear

us-gaap:DebtInstrumentCarryingAmount
us-gaap:CounterpartyName, us-gaap:LongtermDebtType
us-gaap:LongtermDebtType
us-gaap:BusinessAcquisition
us-gaap:DebtInstrumentFaceAmount
us-gaap:CounterpartyName, us-gaap:DebtInstrument
us-gaap:CounterpartyName, us-gaap:LongtermDebtType

us-gaap:DeferredFinanceCostsCurrentNet

us-gaap:DeferredFinanceCostsNet
us-gaap:LongtermDebtType

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredRevenueCurrent

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxLiabilitiesDerivatives

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill

us-gaap:DeferredTaxLiabilitiesInvestments

us-gaap:DeferredTaxLiabilitiesLeasingArrangements
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeAssetCollateralObligationToReturnCashOffset
us-gaap:HedgingDesignation
us-gaap:Range, us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique
us-gaap:DerivativeAssetMeasurementInput
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeAssets
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeFairValueOfDerivativeAsset
us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeFairValueOfDerivativeLiability
us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeLiabilities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:HedgingDesignation
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeLiabilityCollateralRightToReclaimCashOffset
us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeSwapTypeAverageVariablePrice
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:DueFromRelatedParties
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:DueToRelatedPartiesCurrentAndNoncurrent

us-gaap:EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:AwardType
us-gaap:AwardType, us-gaap:PlanName
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions
us-gaap:CounterpartyName, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement
us-gaap:EquityMethodInvestmentOwnershipPercentage
us-gaap:Range, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
us-gaap:Range, us-gaap:TypeOfArrangement
us-gaap:BusinessAcquisition
us-gaap:EquityMethodInvestments
us-gaap:EquityMethodInvestmentNonconsolidatedInvestee
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:FairValueByAssetClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
us-gaap:FairValueByLiabilityClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:InterestPayableCurrent

us-gaap:InventoryRawMaterialsNetOfReserves

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LineOfCredit
us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LineOfCreditFacilityInterestRateAtPeriodEnd
us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:VariableRate
us-gaap:CounterpartyName, us-gaap:Range, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:Range, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:CounterpartyName, us-gaap:LongtermDebtType, us-gaap:PropertyPlantAndEquipmentByType
us-gaap:CounterpartyName, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
us-gaap:CounterpartyName, us-gaap:LongtermDebtType, us-gaap:TypeOfArrangement
us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

us-gaap:LongTermAccountsNotesAndLoansReceivableNetNoncurrent

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
us-gaap:LongtermDebtType
us-gaap:LongtermDebtType
us-gaap:LongtermDebtWeightedAverageInterestRate

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent
us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwards

us-gaap:OtherReceivablesNetCurrent
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization
us-gaap:PropertyPlantAndEquipmentByType
dei:LegalEntity
us-gaap:ResidualValueOfLeasedAsset
us-gaap:CreditFacility
us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue
us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:RestrictedCashAndCashEquivalentsNoncurrent
us-gaap:CreditFacility
us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:RestrictedCashNoncurrent

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivable

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedFiveYears

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedNextTwelveMonths

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedRemainderOfFiscalYear

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedThereafter

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedTwoYears

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivableUndiscountedExcessAmount
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice

us-gaap:SharePrice
us-gaap:SubsequentEventType
us-gaap:AwardType, us-gaap:PlanName
us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward
us-gaap:TaxCreditCarryforwardAmount

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
us-gaap:CounterpartyName, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary
us-gaap:CounterpartyName, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary
us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance
us-gaap:FinancialInstrument, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique
us-gaap:WarrantsAndRightsOutstandingMeasurementInput

Plots across concepts


IncomeStatement
Income Loss From Continuing Operations 
Before Income Taxes Extraordinary Items Noncontrolling Interest
Expenses
Income Tax Expense Benefit
Balance Sheet
Intangible Assets Net Excluding Goodwill
Assets
Inventory Net
Current Assets
Prepaid Expense And Other Assets Current
NonCurrent Assets
Intangible Assets Net Excluding Goodwill
Liabilities
Operating Lease Liability
Current Liabilities
Contract With Customer Liability Current
Noncurrent Liabilities
Other Liabilities Noncurrent
Stockholders Equity
Retained Earnings Accumulated Deficit
CashFlow
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInOperatingActivities
Net Income Loss
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Payments For Repurchase Of Common Stock
Shares
Weighted Average Number Of Shares Outstanding Basic
OperatingLeaseLiability
Operating Lease Liability Current
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four
InventoryNet
Inventory Raw Materials Net Of Reserves
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:CommonStockValue █▇▇▇▇▇▇▇▇▇▇▇▇▅▅▅▅▅▅▄▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁0.0220.020.020.020.020.020.020.020.020.020.020.020.020.0150.0150.0150.0150.0150.0150.0130.0120.010.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0070.007NA0.007NANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁207.047221198.995453NA198.785394200.670137206.040099NA204.712888204.653723204.196669NA203.469222162.613316156.643092NA150.927825150.586423152.972153NA130.436038111.74351299.821844NA91.56161391.48099891.317053NA94.05849694.85958794.676325NA94.33852593.98543893.132454NA87.00602486.62565585.67709NA70.36420270.30278270.096NA63.99276371.859875
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic NA198.995453NANANA204.992555NANA204.653723204.196669NA203.469222162.613316152.194695NA150.927825150.586423148.847503NA130.436038109.27290697.178768NA91.56161391.48099891.317053NA94.05849694.85958794.676325NA94.33852593.98543893.132454NA87.00602486.62565585.67709NA70.36420270.30278270.096NA63.99276360.876741
us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted █▁207.047221198.995453NA198.785394200.670137204.992555NA204.712888204.653723204.196669NA203.469222NANANANANANANANANANANA91.56161391.48099891.317053NA94.05849694.85958794.676325NA94.33852593.98543893.132454NA87.00602486.62565585.67709NA70.36420270.302782NANANANA
us-gaap:EarningsPerShareBasic ▁█-0.38-0.04NANA-0.030.01NANA-0.03-0.050.039999999999999994-0.05-0.070.08-0.19-0.62-0.120.41NA-0.10.010.03NA-0.25-0.33-0.34NA-0.32-0.34-0.3NA-0.2-0.13-0.04-0.47-0.19-0.13-0.37-0.30000000000000004-0.16-0.08NA0.23-0.030.16
us-gaap:EarningsPerShareDiluted ▁█-0.38-0.04NANA-0.030.01NANA-0.03-0.050.039999999999999994-0.05-0.070.08-0.19-0.62-0.120.4NA-0.10.010.03NA-0.25-0.33-0.34NA-0.32-0.34-0.3NA-0.2-0.13-0.04-0.47-0.19-0.13-0.37-0.30000000000000004-0.16-0.08NA0.23-0.030.14
us-gaap:EarningsPerShareBasicAndDiluted NANANA-0.01-0.03NANA-0.02-0.03NA0.039999999999999994-0.05NANANANANANANANANANANANANANANANANANANANANANANANANA-0.37NANANA-0.14NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 COGS Ratio us-gaap:ProductOrService us-gaap:Service▁▁▁▃▁▃▅▄▆▁▁▂▁▂▇█9.4459.4519.44210.5769.44810.30412.09311.62612.6279.259.2029.8799.34710.15213.75514.123NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▂▅▅▅▅▅▇▅▅▅▅▅▅▆▄▁▄█▅▅▅▆▃▄▄▃▅▄▄▄▄▄▄▅▄▄▅▄▄▅▅▅-79.233-8.327-1.27-1.855-6.031-1.01639.715-6.663-6.77-12.4513.839-12.084-12.63710.448-17.183-91.647-17.43161.658-6.114-14.3641.5768.476-53.69-29.981-29.009-40.503-2.05-29.633-29.6-32.124-35.139-16.637-15.755-6.239-34.003-17.955-10.035-31.502-21.827-8.148-5.228-9.47NANANA
 us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterest▆▆▆▆▆▄▁▂▂▁▃▃▃▁▆▅▅▆▆▆▅▆▆▇▆▆▅▇▆▇▇▇▇▇▇▇▇█▇▇▇█-0.282-0.278-0.291-0.268-0.301-0.805-1.861-1.711-1.711-1.879-1.158-1.3-1.186-1.749-0.341-0.747-0.731-0.335-0.254-0.391-0.627-0.299-0.381-0.062-0.393-0.38-0.725-0.138-0.266-0.0710.0370.041-0.0650.0360.060.1120.0840.1370.094-0.073-0.120.277NANANA
 us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents us-gaap:Parent▂▅▅▅▅▅▇▅▅▅▅▅▅▆▄▁▄█▅▅▅▆▃▄▄▃▅▄▄▄▄▄▄▅▄▄▅▄▄▅▅▅-78.951-8.049-0.979-1.587-5.73-0.21141.576-4.952-5.059-10.5724.997-10.784-11.45112.197-16.842-90.9-16.761.993-5.86-13.9732.2038.775-53.309-29.919-28.616-40.123-1.325-29.495-29.334-32.053-35.176-16.678-15.69-6.275-34.063-18.067-10.119-31.639-21.921-8.075-5.108-9.747NANANA
 us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService us-gaap:Product▃▄▄▃▁▅▅▄▃▇▇▅▃▆█▇▆41.29444.80843.21138.76733.05446.67347.86143.14540.12154.4354.85148.06341.39650.19958.10752.88450.825NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService us-gaap:Service▄▄▃▅▃▅█▆▇▁▂▂▁▂▅▇5.6175.5935.4256.5225.4996.2597.8766.7877.4894.3984.824.7434.2554.5976.1927.283NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CostsAndExpenses ▃▄▃▃▃▃▄▃▃▄▄▄▃▄▅█▄▄▅▄▅▄▅▅▅▅▆▅▅▅▅▄▅▄▅▅▃▄▄▃▃▃▃▂▁79.89883.57777.32673.67267.0583.5284.84279.80978.13191.35592.67484.56578.85186.434108.218172.89394.98499.951109.026102.547108.90999.811104.471108.021106.482106.969128.29121.284121.549112.181104.10597.876107.94494.241120.547105.14376.454102.386101.94378.92474.87475.54471.59947.00533.948
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▂▅▅▅▅▅▇▅▅▅▆▅▅▆▄▁▄█▅▅▅▅▃▄▄▄▅▄▄▄▄▄▅▅▃▅▅▄▄▅▅▅▆▅▆-79.893-7.364-2.778-2.46-6.9590.97739.887-5.977-7.028-12.7655.779-12.11-13.07210.561-28.419-94.932-18.41558.461-4.027-12.6031.3352.91-50.134-23.422-29.615-30.673-0.237-29.42-32.425-27.702-31.222-18.237-11.715-2.03-41.076-15.932-11.038-31.522-18.644-12.387-6.916-10.21112.956-1.63410.055
us-gaap:IncomeTaxExpenseBenefit ▅▅▅▅▅▅▆▅▅▅▅▅▅▅▅▅▅▁▅▅▅▅▅▄▆▆▃▆▅▆▆▅▅▇▆▅▅▅█▃▃▃▄▅▅0.0560.0830.0740.0790.0780.0780.6640.0680.0660.060.0750.0890.0890.0880.269-0.0440.124-2.2630.110.4160.4320.3810.261-0.2410.740.854-0.8450.8110.1470.9621.0590.5580.2931.8050.5990.2770.1720.2462.169-0.96-1.177-0.735-0.60.290.077
us-gaap:IncomeTaxesPaidNet NANA-0.038-0.0190.0360.0290.00.004NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InterestPaidNet ▂▁▁▁▂▂▂▂▁▂▅▂▃▂▂▄▄▃▅▃▇▄█▄▇▄▅▇▄▇▆▂▄▃▃▃▃▂▃▂▁▁▂▁1.4081.0520.7810.9351.8022.1041.8752.3230.8341.7567.5692.4393.8872.8562.6975.5215.5063.3248.4993.87910.8916.50513.2376.24112.2435.9418.42912.1276.40912.2599.4592.7675.874.0144.773.1943.6712.3594.1931.8370.5830.1311.4470.507NA
us-gaap:NetIncomeLoss ▁▅▅▅▅▆█▅▅▅-79.667-7.169-2.561-2.271-6.7361.70441.084-4.334-5.383-10.946NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA-5.619NANANA9.895
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▆▆▆▆▆▄▁▂▂▁▃▃▃▁▆▅▅▆▆▆▅▆▆▇▆▆▅▇▆▇▇▇▇▇▇▇▇█▇▇▇█▆▇▇-0.282-0.278-0.291-0.268-0.301-0.805-1.861-1.711-1.711-1.879-1.158-1.3-1.186-1.749-0.341-0.747-0.731-0.335-0.254-0.391-0.627-0.299-0.381-0.062-0.393-0.38-0.725-0.138-0.266-0.0710.0370.041-0.0650.0360.060.1120.0840.1370.094-0.073-0.120.277-0.23-0.0940.083
 us-gaap:NetIncomeLossAttributableToNoncontrollingInterest us-gaap:BusinessAcquisition clne:NgAdvantageNANA-0.3-0.3-0.3-0.8-1.899-1.711-1.711-1.879-1.165-1.3-1.186-1.749-0.341-0.747-0.731-0.335-0.254-0.3910.6270.299-0.381-0.0620.3930.38NANANANANANANANANANANANANANANANANANANA
 us-gaap:NetIncomeLossAttributableToNoncontrollingInterest us-gaap:EquityMethodInvestmentNonconsolidatedInvestee clne:NgAdvantage▄▄-0.3-0.3NANA-0.3-0.8NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingIncomeLoss ▂▆▆▆▆▆█▆▆▅▆▆▆▇▅▁▅▅▆▆▆▆▇▅▅▅▆▅▅▅▅▅▅▆▅▅▆▄▅▆▆▅▇▆▇-79.418-6.434-2.368-2.786-7.1762.48634.773-5.375-5.813-13.6573.555-7.245-8.38415.969-18.918-91.101-13.968-10.46-7.194-5.53-0.884-4.02914.876-15.764-19.614-21.1213.822-17.864-23.416-16.906-19.11-11.555-19.828-1.198-21.474-13.684-6.612-28.752-15.762-6.842-5.761-10.20311.557-1.35110.087
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▄▄▅▄▄▃▄▄▄▄▃▄▄▄█▅▄▄▃▄▄▆▃▂▅▁▃▄▅▃▃▅▃▃▇▃▄▄▄▅▄0.716-0.881.5820.6841.006-1.9150.492-0.6180.3240.374-1.8650.1150.524-0.02511.5053.2411.1080.934-1.977-1.3450.6735.947-3.295-6.81.346-8.976-2.6580.5982.972-3.46-2.8582.158-3.747-2.4047.672-1.7461.1750.266-1.0143.2790.511NANANANA
us-gaap:OtherNonoperatingIncomeExpense ▅▅▄▆▇▅▃▅▄█▄▄▄▄▅▄▅▄▄▄▄▅▃█▅▅▂▃▆▃▄▅▃▄▄▇▃▅▆▁▅▅█▄▄0.1660.678-0.3560.9192.2870.175-0.9380.1650.0932.67-0.44-0.1930.079-0.0120.1670.0040.135-0.167-0.3-0.109-0.1470.25-0.8852.6480.3170.547-1.526-0.881.121-1.286-0.2130.736-1.103-0.39-0.3421.914-1.1770.8411.051-2.450.1870.6012.385-0.309-0.038
us-gaap:ProfitLoss ▂▅▅▅▅▅▇▅▅▅▆▅▅▆▄▁▄█▅▅▅▅▃▄▄▄▅▄▄▄▄▄▅▅▃▅▅▄▄▅▅▅▆▅▆-79.949-7.447-2.852-2.539-7.0370.89939.223-6.045-7.094-12.8255.704-12.199-13.16110.473-28.688-94.888-18.53960.724-4.137-13.0190.9032.529-50.395-23.181-30.355-31.5270.608-30.231-32.572-28.664-32.281-18.795-12.008-3.835-41.675-16.209-11.21-31.768-20.813-11.427-5.739-9.47613.556-1.9249.978
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterest▆▆▆▆▆▄▁▂▂▁▃▃▃▁▆▅▅▆▆▆▅▆▆▇▆▆▅▇▆▇▇▇▇▇▇▇▇█▇▇▇█-0.282-0.278-0.291-0.268-0.301-0.805-1.861-1.711-1.711-1.879-1.158-1.3-1.186-1.749-0.341-0.747-0.731-0.335-0.254-0.391-0.627-0.299-0.381-0.062-0.393-0.38-0.725-0.138-0.266-0.0710.0370.041-0.0650.0360.060.1120.0840.1370.094-0.073-0.120.277NANANA
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:Parent▂▅▅▅▅▅▇▅▅▅▆▅▅▆▄▁▄█▅▅▅▅▃▄▄▄▅▄▄▄▄▄▅▅▃▅▅▄▄▅▅▅-79.667-7.169-2.561-2.271-6.7361.70441.084-4.334-5.383-10.9466.862-10.899-11.97512.222-28.347-94.141-17.80861.059-3.883-12.6281.532.828-50.014-23.119-29.962-31.1471.333-30.093-32.306-28.593-32.318-18.836-11.943-3.871-41.735-16.321-11.294-31.905-20.907-11.354-5.619-9.753NANANA
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▁█-79.667-7.169NA-2.271-6.7361.704NA-4.334-5.383-10.946NA-10.899-11.97512.222NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▁▅▅▅▄▆▇▅▅▅▆▅▅▆▆▅▅▆▆▆▇▆▇▆▆▆█▆▆▆▅▆▆▆▆▆▅▅▆▅▅▄▅▃▃0.4877.14374.95870.88659.87486.006119.61574.43472.31877.69896.22977.3270.467102.40389.381.79281.01689.491101.83297.017108.02595.782119.32792.25786.86885.848132.112103.4298.13395.27584.99586.32188.11693.04399.07391.45969.84273.63486.18172.08269.11365.34183.15645.65444.035
us-gaap:Revenues ▁▅▅▅▄▆▇▅▅▅▆▅▅▆▆▅▅▆▆▆▇▆▇▆▆▆█▆▆▆▅▆▆▆▆▆▅▅▆▅▅▄▅▃▃0.4877.14374.95870.88659.87486.006119.61574.43472.31877.69896.22977.3270.467102.40389.381.79281.01689.491101.83297.017108.02595.782119.32792.25786.86885.848132.112103.4298.13395.27584.99586.32188.11693.04399.07391.45969.84273.63486.18172.08269.11365.34183.15645.65444.035
us-gaap:SellingGeneralAndAdministrativeExpense ▃▃▂▂▂▂▂▂▂▂▃▂▃▂▄▄▄▄▅▅▄▄▅▅▆▆▆▅▇▇█▇█▇▇▆▅▄▅▃▃▂▂▁▁21.60621.44116.72616.63916.89218.25919.43717.6417.93318.43420.10618.39619.86818.83723.79424.79823.30423.77328.73425.91425.26225.59326.62627.828.99430.23330.30528.2434.433.4936.4533.51135.18732.87634.65330.55727.91624.8527.02720.1421.65318.0318.87615.85514.878
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:Assets ▄▂▂▂▂▃▃▂▂▂▂▄▄▃▃▃▄▄▄▄▅▅▅▆▆▆▇▇▇▇██▅▅▅▅▄▄▅▃▁912.542727.756715.027663.4669.037764.445777.085685.846694.874697.16699.082843.43850.409818.755791.912798.519872.446906.459897.257911.354989.137980.6461005.7921044.6411070.9611120.9921160.4091183.6331205.4791224.9941250.9651276.5841022.455964.87975.2972.146937.666927.275942.707791.603598.889NA583.499NANA
us-gaap:Liabilities ▁▂▂▁▁▂▂▂▂▂▁▃▃▄▃▃▃▃▄▅▆▇▇▇▇▇▇█████▅▄▄▅▄▄▄▄▁157.299206.65192.177139.931141.656225.428234.056183.379186.743183.181174.073324.045320.259357.934342.254332.952317.581338.847403.57446.705575.988619.433676.847671.266669.469693.42695.374739.966737.834730.745732.427728.601463.743406.559428.57457.745415.507403.742398.299379.027181.79NA167.283NANA
us-gaap:LiabilitiesAndStockholdersEquity ▄▂▂▂▂▃▃▂▂▂▂▄▄▃▃▃▄▄▄▄▅▅▅▆▆▆▇▇▇▇██▅▅▅▅▄▄▅▃▁912.542727.756715.027663.4669.037764.445777.085685.846694.874697.16699.082843.43850.409818.755791.912798.519872.446906.459897.257911.354989.137980.6461005.7921044.6411070.9611120.9921160.4091183.6331205.4791224.9941250.9651276.5841022.455964.87975.2972.146937.666927.275942.707791.603598.889NA583.499NANA
us-gaap:StockholdersEquity █▄▄▄▄▅▅▄▄▄▄▄▄▃▃▃▅▅▄▃▂▂▁▂▂▃▃▃▄▄▄▅▅▅▅▄▄▄▅▃▃746.459512.04513.506513.834517.478528.813533.408490.985494.938499.075507.998500.952510.417439.902426.99442.558531.109543.125468.865439.573387.682335.119302.552346.601374.656400.343437.426435.547464.016490.354514.572544.054554.824554.358542.713510.544518.414519.871540.884409.146413.596NA413.287NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AssetsCurrent ▅▃▃▂▂▃▄▂▂▂▂▅▅▄▄▄▄▅▃▃▄▄▄▄▄▅▆▆▆▇▇█▄▃▃▄▅▅▅▃▁383.546277.361263.039208.782205.43284.221293.792215.578221.793216.616225.606388.895385.948341.79304.897331.012322.847351.019261.764269.656336.002313.884329.439312.661330.073378.186413.639424.384437.305468.916521.096558.141289.401284.917284.698345.423353.004367.708401.616268.105138.494NA162.061NANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▇▆▅▄▄▃▂▁▂▁▁█▂134.041116.696108.97791.5979.15669.51149.20732.07440.88627.98329.844158.14341.53NA36.08145.31249.95947.12536.11941.555102.31687.23943.72451.84353.296106.86392.381114.689124.7154.328240.033352.13686.0282.572108.522149.068172.715190.666238.125159.00335.27651.94955.19432.17955.701
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▇▆▆▄▄▃▂▁▂▁▁█▂▂▁▂▂▂▂141.045123.699119.97795.60583.17173.52653.22237.70346.51433.61134.624160.0243.40747.09637.20846.77550.21247.37843.115NANANA47.964NANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ShortTermInvestments ▅▂▂▁▂▂▃▃▃▃▃▄█▅▆▆▆▃▃▄▄▃▄▅▅▅▅▅▆▆▆▃▃▂▂▂▂▂▂120.20829.52929.5280.5316.52929.8356.92966.75566.58466.16465.64695.964211.216128.129141.462151.521151.25950.80373.71877.31379.36475.696102.944114.139128.596113.557122.546133.374152.113164.482138.2454.30762.23837.96638.17529.6637.07937.89333.329NANANANANANA
us-gaap:AccountsReceivableNetCurrent ▆▅▅▄▃▄▅▅▅▆▆▆▆▅▅▅▅▆█▇▇▆▇▇▇██▇▆▅▄▄▃▃▄▆▅▅▄▁▁66.49764.17561.78452.90448.14158.68561.7665.34960.56770.34168.86569.82267.82465.68763.96161.00163.87268.12379.43272.94977.68171.89873.64576.17178.53779.05681.9777.07570.24560.14453.47356.25950.53547.35957.59465.99363.56561.16156.45539.7136.628NA45.645NANA
us-gaap:InventoryNet ▁▁▁▂▂▂▂▂▄▃▄▅▅▅▄█▂▁▂▂▁▂▂▂▃▃▄▄▆▅▄▆▄█▅▅▅▆▄▃▂27.96827.52328.128.8329.50329.72529.87431.0433.8732.65334.97537.10337.12737.79235.23844.62429.94928.71129.54429.45528.56130.03729.28930.72531.34732.79534.69635.50939.20438.29233.82239.7235.9544.21838.15237.34336.4738.53635.28732.37429.435NA20.483NANA
us-gaap:InventoryRawMaterialsAndSupplies 27.968NA28.1NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent ▅▃▁▁▂▂▂▂▁▁▁▁▂▁▁▂▂▂▃▃▂▃▃▃▃▃▅▆▅▅▅▄▄▄▄█▃▃▃▂▃▂▂19.97313.3849.4048.49211.86210.9511.1099.5389.0438.7698.4448.0969.5479.4257.79310.83812.23912.65614.02115.19112.60414.19414.9315.79115.17215.85419.81125.18620.91820.48120.8417.40216.04117.8716.00230.75415.13213.96614.02712.34512.88912.64510.959NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NoncurrentAssets NANA383.665NANANA415.774NANANA443.182NANANA465.618NANANA619.116NANANA656.629NANANA674.866NANANA656.172NANANA605.905NANANA449.766NANANA397.91NANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:CANANA0.202NANANA0.226NANANA0.285NANANA0.373NANANA66.191NANANA68.292NANANA85.984NANANA103.997NANANA122.291NANANA121.103NANANA133.078NANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:USNANA383.463NANANA415.548NANANA442.897NANANA465.245NANANA547.279NANANA582.644NANANA582.028NANANA544.638NANANA480.067NANANA325.386NANANA262.545NANA
 us-gaap:AssetsNoncurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee clne:SAFECECS.r.l.NANA58.14NANANA56.153NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures █▁▁▁▁▁▁78.00726.60827.96225.98525.24624.89626.305NANANA26.079NANANA30.395NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:Goodwill ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▁▇▇▇▇▇▇▇▇█▅▆▆▆▆▆▃▃▃▃▃▃▃▃64.32864.32864.32864.32864.32864.32864.32864.32864.32864.32864.32864.32864.32864.32864.32868.08267.06266.77793.01893.84894.40594.20791.96793.23195.83195.30798.72686.31788.40686.86988.54890.03189.08674.88475.86573.74173.74173.74173.74172.06971.814NA71.814NANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▃▃▄▄▄▄▄▄▄▄▅▆▆▆▆▆▇▇█▇█████0.1710.3170.4640.6270.7951.0021.2291.4611.7041.9512.2072.4782.8443.2173.597.49136.76437.49638.740.30342.29243.57942.64445.22849.3150.06255.36171.45175.93475.64379.7783.70684.43695.27599.28297.873100.74999.732102.103104.771106.824NA112.174NANA
us-gaap:OperatingLeaseRightOfUseAsset ██▆▆▆▇▇▆▆▆▁34.58635.23125.96726.56727.25427.95128.62724.04324.4923.8010.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AccountsPayableCurrent ▂▂▂▂▂▃▄▂▂▂▃▁▁▃▂▂▂▂▄▃▃▃▄▄▅▇█▇▆▆▆▅▃▃▇▇▅▅▆▃▄18.03117.46117.3117.08115.75921.35127.37613.97216.46215.41319.02412.84911.58520.26617.90116.21515.42417.2223.63723.10619.76621.71726.90625.67928.85941.57743.92239.09334.25635.39433.54130.86122.93121.98839.21638.13131.73328.09736.66822.94526.569NA28.635NANA
us-gaap:AccruedLiabilitiesCurrent ▅▅▅▅▅██▃▃▃▅▅▄▄▃▃▂▆▅▆▅▆▆▆▅▆▆▅▅▄▄▅▃▃▁▁▁▁▁▁▁50.35153.16252.63750.20248.14866.53167.69741.39939.76336.75448.46948.32243.60245.3942.26841.9935.7453.69452.60154.26749.97855.82859.08255.4851.32757.15156.7648.28348.34842.57546.74549.95742.30641.18830.79430.56529.15130.0828.25529.22629.419NA28.137NANA
us-gaap:ContractWithCustomerLiabilityCurrent ▁▂▂▁▂▅▄▄▄▄▅▇█▃▁1.0062.5611.6380.9382.0445.7815.3294.3654.8965.0155.5138.8310.0444.111.092NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent ▂▂▂▂▂▅▅▃▃▁▂▆▆▇▆▂▁▂▂▂▇▇██▂▃▃▃▃▃▃▃▃▃▃▄▄▃▃▂▂84.8385.82679.84379.28279.185155.977162.562121.441123.44968.60980.259185.88181.011216.062203.393.93961.84282.25889.22290.768218.471226.861246.666239.85191.729116.178120.211126.465116.325111.075120.106120.116108.476105.934113.92136.051139.057114.962109.11593.18292.237NA96.991NANA
us-gaap:LongTermDebtCurrent ▂▁▁▁▁████▁▁8.6896.7613.5926.1266.04356.0356.01355.39755.5625.3444.712NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseLiabilityCurrent ▇▇▆▇███▇██▁3.1543.1342.8223.1893.63.533.3593.1763.573.5450.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAccruedLiabilitiesCurrent ▄▄▃▄▄▄▅▄▄▄▅▅▅▄▅▄▂▆▃▃▃█▇▃▃▅▇▃▃▄▅▅▃▄▂▁▂10.84610.2518.74810.18411.00512.37213.14211.19911.3411.2414.38113.22214.16811.50213.78312.6626.25417.8228.0737.6747.78923.84420.3777.9139.00715.42119.8598.82510.06812.44615.11613.3519.87111.3094.8982.4245.492NA7.278NANANANANANA
us-gaap:TaxesPayableCurrent ▃▅▃▃▄▃▄▄▅▃▃▄▄▆▅▄▅▄▅▄▅▄▆▆█▆▅▅▅▄▆▇▅▅▅▂▁3.3854.8783.0942.9473.6253.1213.7323.9824.6053.0013.3974.2454.0145.6414.5824.1644.5543.8084.5723.854.8384.0385.3445.3597.1995.4525.1784.944.4324.0955.4486.0114.7934.5244.4832.5691.639NA3.043NANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 us-gaap:LiabilitiesNoncurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee clne:SAFECECS.r.l.NANA11.808NANANA11.952NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LongTermDebt ▁██▁▁██▇▇▇▇38.25886.80585.6835.17336.54287.58888.88579.44180.47481.84579.715NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LongTermDebtNoncurrent ▂██▂▂▂▂▁▁▇▇29.56980.04482.08829.04730.49931.55832.87224.04424.91276.50175.003NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DeferredFinanceCostsNoncurrentNet ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▃▃▃▅▅▇█0.0570.0740.0780.080.0930.1090.1250.0540.1060.1310.1140.2940.320.360.320.9421.1211.2931.7892.7443.1054.0614.991NANANANANANANANANANANANANANANANANANANANANANA
us-gaap:MinorityInterest ▃▃▃▃▃▃▃▃▄▄▅▅▆▆▇▇▇▇▇▇▇██████▂▁▁▁▁▁▁▁▁▁▁▁▁▁8.7849.0669.3449.6359.90310.2049.62111.48213.19314.90417.01118.43319.73320.91922.66823.00923.75624.48724.82225.07625.46726.09426.39326.77426.83627.22927.6098.123.6293.8953.9663.9293.8883.9533.9173.8573.7453.6623.5243.433.503NA2.929NANA
us-gaap:OtherLiabilitiesNoncurrent ▂▁▁▁▁▂▂▃▃▃▄▄▄▄▄▃▁▁▂▂▂▂▂▂▂▂▂▂▃▃▄▃▄▃▃▄▅█▅▅▆7.6195.7293.9964.8674.7039.89.70112.85312.90112.73215.03515.34815.17616.38118.56613.4165.235.3387.9158.1688.1568.0777.8968.0357.9718.3739.3399.7213.09311.3515.30414.06115.57614.53414.01417.76822.6233.83122.68720.12723.502NA28.588NANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▇█▁▁▂▂▃31.70432.34223.69824.00824.36125.18426.206NA22.24521.621NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA3.788NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA3.713NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA3.704NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA3.56NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA21.588NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:StockholdersEquity █▄▄▄▄▅▅▄▄▄▄▄▄▃▃▃▅▅▄▃▂▂▁▂▂▃▃▃▄▄▄▅▅▅▅▄▄▄▅▃▃746.459512.04513.506513.834517.478528.813533.408490.985494.938499.075507.998500.952510.417439.902426.99442.558531.109543.125468.865439.573387.682335.119302.552346.601374.656400.343437.426435.547464.016490.354514.572544.054554.824554.358542.713510.544518.414519.871540.884409.146413.596NA413.287NANA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest █▄▄▄▄▄▅▄▄▄▄▄▄▃▃▃▅▅▄▃▂▂▁▂▂▃▃▃▃▄▄▅▅▅▅▄▄▄▅▂▂755.243521.106522.85523.469527.381539.017543.029502.467508.131513.979525.009519.385530.15460.821449.658465.567554.865567.612493.687464.649413.149361.213328.945373.375401.492427.572465.035443.667467.645494.249518.538547.983558.712558.311546.63514.401522.159523.533544.408412.576417.099NA416.216NANA
us-gaap:CommonStockValue █▇▇▇▇▇▇▇▇▇▇▇▇▅▅▅▅▅▅▄▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁0.0220.020.020.020.020.020.020.020.020.020.020.020.020.0150.0150.0150.0150.0150.0150.0130.0120.010.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0090.0070.007NA0.007NANA
us-gaap:AdditionalPaidInCapitalCommonStock █▆▆▆▆▆▆▆▆▆▆▆▆▅▅▅▅▅▅▅▄▄▃▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▁▁1511.7421198.3741191.7911191.141193.1971198.8021203.1861202.3391201.341200.4181198.7691196.721195.4011113.441111.4321110.1581107.8091103.1241090.3611055.211989.348938.99915.199905.922904.058901.13898.106894.902893.876890.88883.045877.351871.443855.287837.367771.135760.938752.276741.65587.992584.367NA569.202NANA
us-gaap:RetainedEarningsAccumulatedDeficit ▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▄▃▃▃▃▃▄▄▄▅▅▅▅▆▆▆▆▆▇▇▇███-764.932-685.265-678.096-675.535-673.264-666.528-668.232-709.316-704.982-699.599-688.653-695.515-684.616-672.641-683.57-655.223-561.082-543.273-603.836-599.953-587.325-588.855-591.683-541.652-518.533-488.572-457.441-458.774-428.681-396.375-367.782-335.464-316.628-304.685-300.814-259.079-242.758-231.464-199.559-178.651-167.297NA-151.926NANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▇▇▇▇▇▆▇▇▇▇▇▇▇▇▇▄▃▂▂▃▃▃▁▂▄▄▆▇▇▆▇█-0.373-1.089-0.209-1.791-2.475-3.481-1.566-2.058-1.44-1.764-2.138-0.273-0.388-0.912-0.887-12.392-15.633-16.741-17.675-15.698-14.353-15.026-20.973-17.678-10.878-12.224-3.248-0.59-1.188-4.16-0.72.158NA3.7476.151-1.5210.225-0.95-1.216-0.202-3.481NA-3.996NANA
us-gaap:MinorityInterest ▃▃▃▃▃▃▃▃▄▄▅▅▆▆▇▇▇▇▇▇▇██████▂▁▁▁▁▁▁▁▁▁▁▁▁▁8.7849.0669.3449.6359.90310.2049.62111.48213.19314.90417.01118.43319.73320.91922.66823.00923.75624.48724.82225.07625.46726.09426.39326.77426.83627.22927.6098.123.6293.8953.9663.9293.8883.9533.9173.8573.7453.6623.5243.433.503NA2.929NANA
us-gaap:StockIssuedDuringPeriodValueNewIssues █▁194.1733.216NA0.2480.0410.194NA0.1070.0040.175NA0.11380.7580.11NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue █▁3.4193.367NA0.7080.761.054NA0.8920.9181.246NA1.2061.2081.898NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▃▂▃▂█▁▃▁▄▁▃▃▅▂▂▂▁▂▂▄▂▅9.663.2577.9193.36354.017-4.2587.676-4.1817.012-8.2298.9786.0825.273-2.3490.5340.443-6.6941.42.04316.6330.84526.767NA1.847-23.71420.856NANANANANANANANANANANANANANANANANANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁▅▄▅▅▆▅▅▅▅▅█▃▅▄▅▅▆▅▅▅▆-144.245-6.132-33.09913.70513.12430.44-0.984-3.484-2.0985.06420.104112.361-85.3787.282-16.551-5.22519.29943.16-5.836-3.84-8.45521.837NA0.591-29.248-3.941NANANANANANANANANANANANANANANANANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities █▅▆▄▃▄▅▅▄▅▁▄▆▅▅▅▄▄▅▃▅▄151.8336.52849.232-4.714-57.625-5.558.8-1.126-2.0682.079-154.826-1.88456.4745.0270.778-0.164-10.039-33.7381.505-73.41122.394-6.215NA-2.375-0.759-1.147NANANANANANANANANANANANANANANANANANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▅▅▅▅▅▅▅▄▅▅▁█17.3463.72224.37212.4349.64520.30415.519-8.81112.903-1.013-125.396116.613NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:DeferredIncomeTaxExpenseBenefit ▁█▄▄▄▄0.0280.0330.030.030.030.03NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DepreciationDepletionAndAmortization ▅▆▆▆▆▆▆▆▆▆▆▇▇▆▆▇▇█▇████▇▇▆▇▆▅▅▅▅▅▄▄▄▄▃▃▃▃▂▂▁▁11.38111.73511.96411.74412.0511.92412.29412.24712.60512.47912.35413.36313.33212.80112.85714.10414.33615.31714.5814.80114.9214.96114.93114.013.40212.88613.6112.32511.60811.51510.45910.92410.77710.15810.1639.0478.9078.1448.017.5547.6327.216.9195.5075.07
us-gaap:IncreaseDecreaseInAccountsPayable ▅▄▄▅▃▃█▃▅▄▅▅▂▅▄▅▃▂▄▅▅▃▄▄▂▄▄▇▂▆▅▇▃▁▅▅▅▂█▃▆▂▁█1.1010.446-0.7071.942-4.978-5.59412.531-3.7751.768-1.2083.0531.074-7.4183.970.4621.863-3.85-7.4390.1761.7080.835-3.483-0.680.245-8.594-2.976-0.06410.905-7.4295.7140.9489.35-5.518-11.7422.0812.5263.636-8.57113.723-3.6245.955-8.021-12.58913.519NA
us-gaap:IncreaseDecreaseInInventories ▅▄▅▄▄▄▄▃▅▃▄▄▄▆▄▃▆▄▅▅▄▅▃▄▄▃▄▂▅▇▁▆▂█▅▅▃▆▆▆▆█▅▅0.5560.1760.329-0.219-0.167-0.051-0.64-2.1431.367-2.023-1.3380.214-0.5152.704-0.469-2.6492.317-0.1620.4771.306-1.0110.748-1.492-0.622-1.413-1.88-0.708-3.6950.9124.47-5.8983.77-3.3016.0660.3811.267-3.1383.3692.8392.9392.4936.5111.4481.77NA
us-gaap:NetCashProvidedByUsedInOperatingActivities ▃▂▃▂█▁▃▁▄▁▃▃▅▂▂▂▁▂▂▄▂▅9.663.2577.9193.36354.017-4.2587.676-4.1817.012-8.2298.9786.0825.273-2.3490.5340.443-6.6941.42.04316.6330.84526.767NA1.847-23.71420.856NANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▁▅▅▅▅▆█▅▅▅-79.667-7.169-2.561-2.271-6.7361.70441.084-4.334-5.383-10.946NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA-5.619NANANA9.895
us-gaap:ProfitLoss ▂▅▅▅▅▅▇▅▅▅▆▅▅▆▄▁▄█▅▅▅▅▃▄▄▄▅▄▄▄▄▄▅▅▃▅▅▄▄▅▅▅▆▅▆-79.949-7.447-2.852-2.539-7.0370.89939.223-6.045-7.094-12.8255.704-12.199-13.16110.473-28.688-94.888-18.53960.724-4.137-13.0190.9032.529-50.395-23.181-30.355-31.5270.608-30.231-32.572-28.664-32.281-18.795-12.008-3.835-41.675-16.209-11.21-31.768-20.813-11.427-5.739-9.47613.556-1.9249.978
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterest▆▆▆▆▆▄▁▂▂▁▃▃▃▁▆▅▅▆▆▆▅▆▆▇▆▆▅▇▆▇▇▇▇▇▇▇▇█▇▇▇█-0.282-0.278-0.291-0.268-0.301-0.805-1.861-1.711-1.711-1.879-1.158-1.3-1.186-1.749-0.341-0.747-0.731-0.335-0.254-0.391-0.627-0.299-0.381-0.062-0.393-0.38-0.725-0.138-0.266-0.0710.0370.041-0.0650.0360.060.1120.0840.1370.094-0.073-0.120.277NANANA
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:Parent▂▅▅▅▅▅▇▅▅▅▆▅▅▆▄▁▄█▅▅▅▅▃▄▄▄▅▄▄▄▄▄▅▅▃▅▅▄▄▅▅▅-79.667-7.169-2.561-2.271-6.7361.70441.084-4.334-5.383-10.9466.862-10.899-11.97512.222-28.347-94.141-17.80861.059-3.883-12.6281.532.828-50.014-23.119-29.962-31.1471.333-30.093-32.306-28.593-32.318-18.836-11.943-3.871-41.735-16.321-11.294-31.905-20.907-11.354-5.619-9.753NANANA
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▁█-79.667-7.169NA-2.271-6.7361.704NA-4.334-5.383-10.946NA-10.899-11.97512.222NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ShareBasedCompensation ▅▅▁▁▁▂▁▂▂▂▂▂▂▃▂▃▄▃▂▃▃▃▄▄▄▄▃▄▄▅▇▇▇█▇█▇▆▅▄▅▅▄▄3.4193.3670.4350.7080.761.0540.8240.8920.9181.2460.9951.2061.2081.8981.5191.9162.7781.911.5592.0772.0372.4192.772.6562.6632.692.3072.8092.9783.425.6615.6845.4516.2125.5956.0445.7684.683.383.1613.5553.3772.6983.26NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁▅▄▅▅▆▅▅▅▅▅█▃▅▄▅▅▆▅▅▅▆-144.245-6.132-33.09913.70513.12430.44-0.984-3.484-2.0985.06420.104112.361-85.3787.282-16.551-5.22519.29943.16-5.836-3.84-8.45521.837NA0.591-29.248-3.941NANANANANANANANANANANANANANANANANANANA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▁▁▁▁▁▁▂▁▁▁▂▁▁▂▂▂▁▂▂▁▁▁▂▂▂▂▂▂▃▆▄▃▃▃█▆▇▅▅▃▃▂▂▄4.563.3283.2883.6312.6963.65814.8364.5093.4274.31611.0544.3792.6997.1318.77813.5646.3867.5796.9775.0746.3435.24611.18513.99414.83311.40311.12113.27414.98946.85126.6919.76618.57121.70360.05443.58250.32938.92936.25221.96116.76910.8169.09724.018NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInFinancingActivities █▅▆▄▃▄▅▅▄▅▁▄▆▅▅▅▄▄▅▃▅▄151.8336.52849.232-4.714-57.625-5.558.8-1.126-2.0682.079-154.826-1.88456.4745.0270.778-0.164-10.039-33.7381.505-73.41122.394-6.215NA-2.375-0.759-1.147NANANANANANANANANANANANANANANANANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock NANA0.9843.0136.4064.244NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:CounterpartyName,us-gaap:DebtInstrument,us-gaap:LongtermDebtType clne:BerkshireBank,clne:FivePointZeroPercentTermLoanMaturingJanuary12026,clne:NGAdvantageDebtNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range,us-gaap:LongtermDebtType srt:Maximum,clne:OtherDebt▄▄4.75e-064.75e-06NANA4.75e-085.02e-085.02e-085.02e-085.02e-085.02e-08NA5.02e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value22000.020000.020000.020000.020000.020000.020000.020000.020000.020000.020000.020000.020000.015000.015000.015000.015000.015000.015000.013000.012000.010000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.07000.07000.07000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value207198198200206204204204203162156150150152130111999191919494949493938786857070706371
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-03-312020-03-312019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value198204204204203162152150150148130109979191919494949493938786857070706360
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Share Outstanding Basic And Diluted

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value2071981982002042042042042039191919494949493938786857070
Percentage of WeightedAverageNumberOfShareOutstandingBasicAndDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-06-302020-03-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-09-302010-06-30
Value-0.38-0.04-0.030.01-0.03-0.050.04-0.05-0.070.08-0.19-0.62-0.120.41-0.10.010.03-0.25-0.33-0.34-0.32-0.34-0.3-0.2-0.13-0.04-0.47-0.19-0.13-0.37-0.3-0.16-0.080.23-0.030.16
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-06-302020-03-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-09-302010-06-30
Value-0.38-0.04-0.030.01-0.03-0.050.04-0.05-0.070.08-0.19-0.62-0.120.4-0.10.010.03-0.25-0.33-0.34-0.32-0.34-0.3-0.2-0.13-0.04-0.47-0.19-0.13-0.37-0.3-0.16-0.080.23-0.030.14
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic And Diluted

us-gaap:EarningsPerShareBasicAndDiluted

us-gaap:EarningsPerShareBasicAndDiluted


Earnings
Period End2020-09-302020-06-302019-09-302019-06-302018-12-312018-09-302012-03-312011-03-31
Value-0.01-0.03-0.02-0.030.04-0.05-0.37-0.14
Percentage of EarningsPerShareBasicAndDiluted100.0100.0100.0100.0100.0100.0100.0100.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-79.233-8.327-1.27-1.855-6.031-1.01639-6.663-6.77-12.4513.839-12.084-12.63710-17.183-91.647-17.43161-6.114-14.3641.5768.476-53.69-29.981-29.009-40.503-2.05-29.633-29.6-32.124-35.139-16.637-15.755-6.239-34.003-17.955-10.035-31.502-21.827-8.148-5.228-9.47
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-16506.9-10.80.0-2.6-10.1-1.20.0-9.0-9.4-16.00.0-15.6-17.910.20.0-112.0-21.568.90.0-14.81.58.80.0-32.5-33.4-47.20.0-28.7-30.2-33.70.0-19.3-17.9-6.70.0-19.6-14.4-42.80.0-11.3-7.6-14.5

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-0.282-0.278-0.291-0.268-0.301-0.805-1.861-1.711-1.711-1.879-1.158-1.3-1.186-1.749-0.341-0.747-0.731-0.335-0.254-0.391-0.627-0.299-0.381-0.062-0.393-0.38-0.725-0.138-0.266-0.0710.0370.041-0.0650.0360.060.1120.0840.1370.094-0.073-0.120.277
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest0.43.322.914.45.079.2-4.725.725.315.1-30.210.89.4-16.72.00.84.2-0.54.22.7-39.8-3.50.70.21.40.935.40.50.90.2-0.1-0.20.4-0.6-0.2-0.6-0.8-0.4-0.40.92.3-2.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-58.8-0.40.0-0.4-0.5-0.90.0-2.3-2.4-2.40.0-1.7-1.7-1.70.0-0.9-0.9-0.40.0-0.4-0.6-0.30.0-0.1-0.5-0.40.0-0.1-0.3-0.10.00.0-0.10.00.00.10.10.20.0-0.1-0.20.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-78.951-8.049-0.979-1.587-5.73-0.21141-4.952-5.059-10.5724.997-10.784-11.45112-16.842-90.9-16.761-5.86-13.9732.2038.775-53.309-29.919-28.616-40.123-1.325-29.495-29.334-32.053-35.176-16.678-15.69-6.275-34.063-18.067-10.119-31.639-21.921-8.075-5.108-9.747
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest99.696.777.185.695.020.8104.774.374.784.9130.289.290.6116.798.099.295.8100.595.897.3139.8103.599.399.898.699.164.699.599.199.8100.1100.299.6100.6100.2100.6100.8100.4100.499.197.7102.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-16448.1-10.40.0-2.2-9.6-0.20.0-6.7-7.0-13.60.0-13.9-16.311.90.0-111.1-20.669.30.0-14.42.09.20.0-32.4-32.9-46.70.0-28.5-29.9-33.60.0-19.3-17.8-6.70.0-19.8-14.5-43.00.0-11.2-7.4-14.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService

us-gaap:CostOfGoodsAndServicesSold

us-gaap:Product


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value4144433833464743405454484150585250
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8602.958.10.054.755.254.30.058.055.570.10.062.258.749.00.064.762.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Product-460.666.20.064.365.561.70.068.767.279.50.071.367.754.40.078.274.9

us-gaap:Service


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value5.6175.5935.4256.5225.4996.2597.8766.7877.4894.3984.824.7434.2554.5976.1927.283
Percentage of CostOfGoodsAndServicesSold13.612.512.616.816.613.416.515.718.78.18.89.910.39.210.713.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1170.27.30.09.29.27.30.09.110.45.70.06.16.04.50.08.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Service59.559.20.061.758.260.70.058.459.347.50.048.045.545.30.051.6

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value7983777367838479789192847886108172949910910210899104108106106128121121112104971079412010576102101787475714733
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16645.4108.30.0103.9112.097.10.0107.2108.0117.60.0109.4111.984.40.0211.4117.2111.70.0105.7100.8104.20.0117.1122.6124.60.0117.3123.9117.70.0113.4122.5101.30.0115.0109.5139.00.0109.5108.3115.60.0103.077.1

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-79.893-7.364-2.778-2.46-6.9590.97739-5.977-7.028-12.7655.779-12.11-13.07210-28.419-94.932-18.41558-4.027-12.6031.3352.91-50.134-23.422-29.615-30.673-0.237-29.42-32.425-27.702-31.222-18.237-11.715-2.03-41.076-15.932-11.038-31.522-18.644-12.387-6.916-10.21112-1.63410
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-16644.4-9.50.0-3.5-11.61.10.0-8.0-9.7-16.40.0-15.7-18.610.30.0-116.1-22.765.30.0-13.01.23.00.0-25.4-34.1-35.70.0-28.4-33.0-29.10.0-21.1-13.3-2.20.0-17.4-15.8-42.80.0-17.2-10.0-15.60.0-3.622.8

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value56000.083000.074000.079000.078000.078000.0664000.068000.066000.060000.075000.089000.089000.088000.0269000.0-44000.0124000.0-2263000.0110000.0416000.0432000.0381000.0261000.0-241000.0740000.0854000.0-845000.0811000.0147000.0962000.01059000.0558000.0293000.01805000.0599000.0277000.0172000.0246000.02169000.0-960000.0-1177000.0-735000.0-600000.0290000.077000.0
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.70.10.00.10.10.10.00.10.10.10.00.10.10.10.0-0.10.2-2.50.00.40.40.40.0-0.30.91.00.00.80.11.00.00.60.31.90.00.30.20.30.0-1.3-1.7-1.10.00.60.2

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-38000.0-19000.036000.029000.004000.0
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.00.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-0.00.10.00.00.0

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1.4081.0520.7810.9351.8022.1041.8752.3230.8341.7567.5692.4393.8872.8562.6975.5215.5063.3248.4993.879106.505136.241125.9418.429126.409129.4592.7675.874.0144.773.1943.6712.3594.1931.8370.5830.1311.4470.507
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax293.31.40.01.33.02.40.03.11.22.30.03.25.52.80.06.86.83.70.04.010.16.80.06.814.16.90.011.76.512.90.03.26.74.30.03.55.33.20.02.50.80.20.01.1

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312011-06-302010-06-30
Value-79.667-7.169-2.561-2.271-6.7361.70441-4.334-5.383-10.946-5.6199.895
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-16597.3-9.30.0-3.2-11.32.00.0-5.8-7.4-14.1-8.122.5

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-282000.0-278000.0-291000.0-268000.0-301000.0-805000.0-1861000.0-1711000.0-1711000.0-1879000.0-1158000.0-1300000.0-1186000.0-1749000.0-341000.0-747000.0-731000.0-335000.0-254000.0-391000.0-627000.0-299000.0-381000.0-62000.0-393000.0-380000.0-725000.0-138000.0-266000.0-71000.037000.041000.0-65000.036000.060000.0112000.084000.0137000.094000.0-73000.0-120000.0277000.0-230000.0-94000.083000.0
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-58.8-0.40.0-0.4-0.5-0.90.0-2.3-2.4-2.40.0-1.7-1.7-1.70.0-0.9-0.9-0.40.0-0.4-0.6-0.30.0-0.1-0.5-0.40.0-0.1-0.3-0.10.00.0-0.10.00.00.10.10.20.0-0.1-0.20.40.0-0.20.2

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest us-gaap:BusinessAcquisition

clne:NgAdvantage


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-300000.0-300000.0-300000.0-800000.0-1899000.0-1711000.0-1711000.0-1879000.0-1165000.0-1300000.0-1186000.0-1749000.0-341000.0-747000.0-731000.0-335000.0-254000.0-391000.0627000.0299000.0-381000.0-62000.0393000.0380000.0
Percentage of NetIncomeLossAttributableToNoncontrollingInterest103.1111.999.799.4102.0100.0100.0100.0100.6100.0100.0100.0100.0100.0100.0100.0100.0100.0-100.0-100.0100.0100.0-100.0-100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-0.4-0.5-0.90.0-2.3-2.4-2.40.0-1.7-1.7-1.70.0-0.9-0.9-0.40.0-0.40.60.30.0-0.10.50.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax clne:NgAdvantage0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

clne:NgAdvantage


Net
Period End2021-06-302021-03-312020-06-302020-03-31
Value-300000.0-300000.0-300000.0-800000.0
Percentage of NetIncomeLossAttributableToNoncontrollingInterest106.4107.999.799.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-62.5-0.4-0.5-0.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax clne:NgAdvantage0.00.00.00.0

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-79.418-6.434-2.368-2.786-7.1762.48634-5.375-5.813-13.6573.555-7.245-8.38415-18.918-91.101-13.968-10.46-7.194-5.53-0.884-4.02914-15.764-19.614-21.1213.822-17.864-23.416-16.906-19.11-11.555-19.828-1.198-21.474-13.684-6.612-28.752-15.762-6.842-5.761-10.20311-1.35110
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-16545.4-8.30.0-3.9-12.02.90.0-7.2-8.0-17.60.0-9.4-11.915.60.0-111.4-17.2-11.70.0-5.7-0.8-4.20.0-17.1-22.6-24.60.0-17.3-23.9-17.70.0-13.4-22.5-1.30.0-15.0-9.5-39.00.0-9.5-8.3-15.60.0-3.022.9

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value0.716-0.881.5820.6841.006-1.9150.492-0.6180.3240.374-1.8650.1150.524-0.025113.2411.1080.934-1.977-1.3450.6735.947-3.295-6.81.346-8.976-2.6580.5982.972-3.46-2.8582.158-3.747-2.4047.672-1.7461.1750.266-1.0143.2790.511
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax149.2-1.10.01.01.7-2.20.0-0.80.40.50.00.10.7-0.00.04.01.41.00.0-1.40.66.20.0-7.41.5-10.50.00.63.0-3.60.02.5-4.3-2.60.0-1.91.70.40.04.50.7

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

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
Value0.716-0.880.6841.006-1.915-0.6180.3240.3740.1150.524-0.025
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax149.2-1.11.01.7-2.2-0.80.40.50.10.7-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value0.716-0.881.5820.6841.006-1.9150.492-0.6180.3240.374-1.8650.1150.524-0.025113.2411.1080.934-1.977-1.3450.6735.947-3.295-6.81.346-8.976-2.6580.5982.972-3.46-2.8582.158-3.747-2.4047.672-1.7461.1750.266-1.0143.2790.511
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax149.2-1.10.01.01.7-2.20.0-0.80.40.50.00.10.7-0.00.04.01.41.00.0-1.40.66.20.0-7.41.5-10.50.00.63.0-3.60.02.5-4.3-2.60.0-1.91.70.40.04.50.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value166000.0678000.0-356000.0919000.02287000.0175000.0-938000.0165000.093000.02670000.0-440000.0-193000.079000.0-12000.0167000.04000.0135000.0-167000.0-300000.0-109000.0-147000.0250000.0-885000.02648000.0317000.0547000.0-1526000.0-880000.01121000.0-1286000.0-213000.0736000.0-1103000.0-390000.0-342000.01914000.0-1177000.0841000.01051000.0-2450000.0187000.0601000.02385000.0-309000.0-38000.0
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax34.60.90.01.33.80.20.00.20.13.40.0-0.20.1-0.00.00.00.2-0.20.0-0.1-0.10.30.02.90.40.60.0-0.91.1-1.30.00.9-1.3-0.40.02.1-1.71.10.0-3.40.30.90.0-0.7-0.1

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-79.949-7.447-2.852-2.539-7.0370.89939-6.045-7.094-12.8255.704-12.199-13.16110-28.688-94.888-18.53960-4.137-13.0190.9032.529-50.395-23.181-30.355-31.5270.608-30.231-32.572-28.664-32.281-18.795-12.008-3.835-41.675-16.209-11.21-31.768-20.813-11.427-5.739-9.47613-1.9249.978
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-16656.0-9.70.0-3.6-11.81.00.0-8.1-9.8-16.50.0-15.8-18.710.20.0-116.0-22.967.90.0-13.40.82.60.0-25.1-34.9-36.70.0-29.2-33.2-30.10.0-21.8-13.6-4.10.0-17.7-16.1-43.10.0-15.9-8.3-14.50.0-4.222.7

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-0.282-0.278-0.291-0.268-0.301-0.805-1.861-1.711-1.711-1.879-1.158-1.3-1.186-1.749-0.341-0.747-0.731-0.335-0.254-0.391-0.627-0.299-0.381-0.062-0.393-0.38-0.725-0.138-0.266-0.0710.0370.041-0.0650.0360.060.1120.0840.1370.094-0.073-0.120.277
Percentage of ProfitLoss0.43.710.210.64.3-89.5-4.728.324.114.7-20.310.79.0-16.71.20.83.9-0.66.13.0-69.4-11.80.80.31.31.2-119.20.50.80.2-0.1-0.20.5-0.9-0.1-0.7-0.7-0.4-0.50.62.1-2.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-58.8-0.40.0-0.4-0.5-0.90.0-2.3-2.4-2.40.0-1.7-1.7-1.70.0-0.9-0.9-0.40.0-0.4-0.6-0.30.0-0.1-0.5-0.40.0-0.1-0.3-0.10.00.0-0.10.00.00.10.10.20.0-0.1-0.20.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-79.667-7.169-2.561-2.271-6.7361.70441-4.334-5.383-10.9466.862-10.899-11.97512-28.347-94.141-17.80861-3.883-12.6281.532.828-50.014-23.119-29.962-31.1471.333-30.093-32.306-28.593-32.318-18.836-11.943-3.871-41.735-16.321-11.294-31.905-20.907-11.354-5.619-9.753
Percentage of ProfitLoss99.696.389.889.495.7189.5104.771.775.985.3120.389.391.0116.798.899.296.1100.693.997.0169.4111.899.299.798.798.8219.299.599.299.8100.1100.299.5100.9100.1100.7100.7100.4100.599.497.9102.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-16597.3-9.30.0-3.2-11.32.00.0-5.8-7.4-14.10.0-14.1-17.011.90.0-115.1-22.068.20.0-13.01.43.00.0-25.1-34.5-36.30.0-29.1-32.9-30.00.0-21.8-13.6-4.20.0-17.8-16.2-43.30.0-15.8-8.1-14.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-79.667-7.169-2.271-6.7361.704-4.334-5.383-10.946-10.899-11.97512
Percentage of ProfitLoss99.696.389.495.7189.571.775.985.389.391.0116.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-16597.3-9.3-3.2-11.32.0-5.8-7.4-14.1-14.1-17.011.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.4877747059861197472779677701028981818910197108951199286851321039895848688939991697386726965834544
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService

clne:FederalAlternativeFuelsTaxCredit


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value5.2384.4825.0255.0164.3665.424470.00.00.0-0.1340.01.382250.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1091.25.86.77.17.36.339.40.00.00.0-0.10.02.024.90.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1091.25.86.77.17.36.339.40.00.00.0-0.10.02.024.90.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax clne:FederalAlternativeFuelsTaxCredit100.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.0100.0100.00.00.00.00.0

clne:StationConstructionSales


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value6.0714.5357.058.7435.2775.5227.5766.4315.9433.174.5639.3595.7815.7981712129.263
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1264.85.99.412.38.86.46.38.68.24.14.712.18.25.719.915.315.210.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1264.85.99.412.38.86.46.38.68.24.14.712.18.25.719.915.315.210.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax clne:StationConstructionSales100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:VolumeRelatedRevenue


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-10.8296862575075646766748867626764636373
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-2256.088.383.980.683.987.354.291.291.695.992.487.788.965.672.777.278.182.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-2256.088.383.980.683.987.354.291.291.695.992.487.788.965.672.777.278.182.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax clne:VolumeRelatedRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Product


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-8.965676560507510762596887676192756767
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1867.787.787.485.184.288.089.984.482.588.190.487.286.790.184.682.783.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1867.787.787.485.184.288.089.984.482.588.190.487.286.790.184.682.783.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Product100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Service


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value9.4459.4519.442109.448101211129.259.2029.8799.347101314
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1967.712.312.614.915.812.010.115.617.511.99.612.813.39.915.417.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1967.712.312.614.915.812.010.115.617.511.99.612.813.39.915.417.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Service100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.4877747059861197472779677701028981818910197108951199286851321039895848688939991697386726965834544
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value212116161618191717182018191823242323282525252627283030283433363335323430272427202118181514
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4501.227.822.323.528.221.216.223.724.823.720.923.828.218.426.630.328.826.628.226.723.426.722.330.133.435.222.927.335.135.242.938.839.935.335.033.440.033.731.427.931.327.622.734.733.8

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value91272771566366976477768569469769984385081879179887290689791198998010051044107011201160118312051224125012761022964975972937927942791598583
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

clne:SAFECECS.r.l.


Assetsus-gaap:
Period End2020-12-312019-12-31
Value118112
Percentage of Assets16.614.5
Percentage of Assets16.614.5
Percentage of Assets clne:SAFECECS.r.l.100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value157206192139141225234183186183174324320357342332317338403446575619676671669693695739737730732728463406428457415403398379181167
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets17.228.426.921.121.229.530.126.726.926.324.938.437.743.743.241.736.437.445.049.058.263.267.364.362.561.959.962.561.259.758.557.145.442.143.947.144.343.542.347.930.428.7

us-gaap:Liabilities us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

clne:SAFECECS.r.l.


Liabilitiesus-gaap:
Period End2020-12-312019-12-31
Value6763
Percentage of Liabilities35.227.3
Percentage of Assets9.58.2
Percentage of Assets clne:SAFECECS.r.l.57.056.6

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value91272771566366976477768569469769984385081879179887290689791198998010051044107011201160118312051224125012761022964975972937927942791598583
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value746512513513517528533490494499507500510439426442531543468439387335302346374400437435464490514544554554542510518519540409413413
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets81.870.471.877.577.369.268.671.671.271.672.759.460.053.753.955.460.959.952.348.239.234.230.133.235.035.737.736.838.540.041.142.654.357.555.752.555.356.157.451.769.170.8

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value383277263208205284293215221216225388385341304331322351261269336313329312330378413424437468521558289284284345353367401268138162
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets42.038.136.831.530.737.237.831.431.931.132.346.145.441.738.541.537.038.729.229.634.032.032.829.930.833.735.635.936.338.341.743.728.329.529.235.537.639.742.633.923.127.8

us-gaap:AssetsCurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

clne:SAFECECS.r.l.


Assets
Period End2020-12-312019-12-31
Value6056
Percentage of AssetsCurrent23.019.3
Percentage of Assets8.47.3
Percentage of Assets clne:SAFECECS.r.l.51.050.3

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value1341161089179694932402729158413645494736411028743515310692114124154240352868210814917219023815935515532556736
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets14.716.015.213.811.89.16.34.75.94.04.318.74.94.65.75.75.24.04.610.38.94.35.05.09.58.09.710.312.619.227.68.48.611.115.318.420.625.320.15.90.09.50.00.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value14112311995837353374633341604347374650474347
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets15.517.016.814.412.49.66.85.56.74.85.019.05.15.84.75.95.85.24.84.8

Short Term Investments

us-gaap:ShortTermInvestments

us-gaap:ShortTermInvestments


Short
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value12029290.53162956666666659521112814115115150737779751021141281131221331521641385462373829373733
Percentage of ShortTermInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.24.14.10.12.53.97.39.79.69.59.411.424.815.617.919.017.35.68.28.58.07.710.210.912.010.110.611.312.613.411.14.36.13.93.93.14.04.13.5

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

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:CertificatesOfDeposit


Short
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.530.530.530.530.530.5180.5180.5180.5170.5070.50710
Percentage of ShortTermInvestments0.41.81.8100.03.21.70.90.80.80.80.87.7
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.11.4
Percentage of Assets us-gaap:FairValueInputsLevel2 us-gaap:FairValueMeasurementsRecurring us-gaap:CertificatesOfDeposit0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ShortTermInvestments us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsRecurring, us-gaap:CertificatesOfDeposit


Short
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.530.530.530.530.530.5180.5180.5180.5170.5070.50710
Percentage of ShortTermInvestments0.41.81.8100.03.21.70.90.80.80.80.87.7
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.11.4
Percentage of Assets us-gaap:FairValueMeasurementsRecurring us-gaap:CertificatesOfDeposit0.00.00.00.00.00.00.00.00.00.00.00.0

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value666461524858616560706869676563616368797277717376787981777060535650475765636156393645
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.38.88.68.07.27.77.99.58.710.19.98.38.08.08.17.67.37.58.98.07.97.37.37.37.37.17.16.55.84.94.34.44.94.95.96.86.86.66.05.06.17.8

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value272728282929293133323437373735442928292928302930313234353938333935443837363835322920
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.13.83.94.34.43.93.84.54.94.75.04.44.44.64.45.63.43.23.33.22.93.12.92.92.92.93.03.03.33.12.73.13.54.63.93.83.94.23.74.14.93.5

Inventory Raw Materials And Supplies

us-gaap:InventoryRawMaterialsAndSupplies

us-gaap:InventoryRawMaterialsAndSupplies


Inventory
Period End2021-06-302020-12-31
Value2728
Percentage of InventoryRawMaterialsAndSupplies100.0100.0
Percentage of Assets3.13.9

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value19139.4048.4921110119.5389.0438.7698.4448.0969.5479.4257.79310121214151214141515151925202020171617163015131412121210
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.21.81.31.31.81.41.41.41.31.31.21.01.11.21.01.41.41.41.61.71.31.41.51.51.41.41.72.11.71.71.71.41.61.91.63.21.61.51.51.62.20.01.9

Noncurrent Assets

us-gaap:NoncurrentAssets

us-gaap:NoncurrentAssets


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value383415443465619656674656605449397
Percentage of NoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets53.753.563.458.869.065.358.252.562.147.768.2

us-gaap:NoncurrentAssets us-gaap:StatementGeographical

country:CA


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value0.2020.2260.2850.373666885103122121133
Percentage of NoncurrentAssets0.10.10.10.110.710.412.715.820.226.933.4
Percentage of Assets0.00.00.00.07.46.87.48.312.512.822.8
Percentage of Assets country:CA0.00.00.00.00.00.00.00.00.00.00.0

country:US


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value383415442465547582582544480325262
Percentage of NoncurrentAssets99.999.999.999.988.488.786.283.079.272.366.0
Percentage of Assets53.653.563.458.761.057.950.243.549.234.545.0
Percentage of Assets country:US0.00.00.00.00.00.00.00.00.00.00.0

Assets Noncurrent

us-gaap:AssetsNoncurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:AssetsNoncurrent

clne:SAFECECS.r.l.


Assets
Period End2020-12-312019-12-31
Value5856
Percentage of AssetsNoncurrent100.0100.0
Percentage of Assets8.17.2
Percentage of Assets clne:SAFECECS.r.l.49.049.7

Investments In Affiliates Subsidiaries Associates And Joint Ventures

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312017-12-31
Value782627252524262630
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.53.73.93.93.83.33.43.73.8

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value646464646464646464646464646464686766939394949193959598868886889089747573737373727171
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.08.89.09.79.68.48.39.49.39.29.27.67.67.98.18.57.77.410.410.39.59.69.18.98.98.58.57.37.37.17.17.18.77.87.87.67.98.07.89.112.012.3

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value0.1710.3170.4640.6270.7951.0021.2291.4611.7041.9512.2072.4782.8443.2173.597.491363738404243424549505571757579838495999710099102104106112
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.10.10.10.10.20.20.20.30.30.30.30.40.50.94.24.14.34.44.34.44.24.34.64.54.86.06.36.26.46.68.39.910.210.110.710.810.813.217.819.2

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-01-012018-12-31
Value34352526272728242423240.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets3.84.83.64.04.13.73.73.53.53.40.00.0

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value181717171521271316151912112017161517232319212625284143393435333022213938312836222628
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.02.42.42.62.42.83.52.02.42.22.71.51.42.52.32.01.81.92.62.52.02.22.72.52.73.73.83.32.82.92.72.42.22.34.03.93.43.03.92.94.44.9

Accrued Liabilities Current

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-01-012018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value50535250486667413936474848434542413553525449555955515756484842464942413030293028292928
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.57.37.47.67.28.78.76.05.75.30.06.95.75.15.55.35.34.15.95.96.05.15.75.95.34.85.14.94.14.03.53.73.94.14.33.23.13.13.23.03.74.94.8

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1.0062.5611.6380.9382.0445.7815.3294.3654.8965.0155.5138.83104.111.092
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.40.20.10.30.80.70.60.70.70.81.01.20.50.1

us-gaap:ContractWithCustomerLiabilityCurrent us-gaap:ProductOrService

clne:StationConstructionSales


Contract
Period End2020-12-312019-12-312018-12-31
Value1.01.82.0
Percentage of ContractWithCustomerLiabilityCurrent61.133.836.3
Percentage of Assets0.10.20.3
Percentage of Assets clne:StationConstructionSales0.00.00.0

clne:VolumeRelatedRevenue


Contract
Period End2020-12-312019-12-312018-12-31
Value0.63.53.5
Percentage of ContractWithCustomerLiabilityCurrent36.665.763.5
Percentage of Assets0.10.50.5
Percentage of Assets clne:VolumeRelatedRevenue0.00.00.0

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value84857979791551621211236880185181216203936182899021822624623991116120126116111120120108105113136139114109939296
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.311.811.212.011.820.420.917.717.89.811.522.021.326.425.711.87.19.19.910.022.123.124.523.08.610.410.410.79.69.19.69.410.611.011.714.014.812.411.611.815.416.6

us-gaap:LiabilitiesCurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

clne:SAFECECS.r.l.


Liabilities
Period End2020-12-312019-12-31
Value5551
Percentage of LiabilitiesCurrent69.931.9
Percentage of Assets7.86.7
Percentage of Assets clne:SAFECECS.r.l.47.146.0

Long Term Debt Current

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value8.6896.7613.5926.1266.043565655555.3444.712
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.00.90.50.90.97.37.28.18.00.80.7

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3154000.03134000.02822000.03189000.03600000.03530000.03359000.03176000.03570000.03545000.00
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.30.40.40.50.50.50.40.50.50.50.0

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherAccruedLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value10108.748101112131111111413141113126.254178.0737.6747.78923207.9139.00715198.825101215139.871114.8982.4245.4927.278
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.21.41.21.51.61.61.71.61.61.62.11.61.71.41.71.60.72.00.90.80.82.42.00.80.81.41.70.70.81.01.21.01.01.20.50.20.60.8

Taxes Payable Current

us-gaap:TaxesPayableCurrent

us-gaap:TaxesPayableCurrent


Taxes
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value3385000.04878000.03094000.02947000.03625000.03121000.03732000.03982000.04605000.03001000.03397000.04245000.04014000.05641000.04582000.04164000.04554000.03808000.04572000.03850000.04838000.04038000.05344000.05359000.07199000.05452000.05178000.04940000.04432000.04095000.05448000.06011000.04793000.04524000.04483000.02569000.01639000.03043000.0
Percentage of TaxesPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.70.40.40.50.40.50.60.70.40.50.50.50.70.60.50.50.40.50.40.50.40.50.50.70.50.40.40.40.30.40.50.50.50.50.30.20.3

Liabilities Noncurrent

us-gaap:LiabilitiesNoncurrent us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:LiabilitiesNoncurrent

clne:SAFECECS.r.l.


Liabilities
Period End2020-12-312019-12-31
Value1111
Percentage of LiabilitiesNoncurrent100.0100.0
Percentage of Assets1.71.5
Percentage of Assets clne:SAFECECS.r.l.10.010.6

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3886853536878879808179
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.211.912.05.35.511.511.411.611.611.711.4

us-gaap:LongTermDebt us-gaap:CounterpartyName, us-gaap:BusinessAcquisition, us-gaap:LongtermDebtType

clne:CleanEnergyFuelsCorp., clne:NgAdvantage, us-gaap:ConvertibleDebt


Long
Period End2020-12-31
Value12
Percentage of LongTermDebt15.1
Percentage of Assets1.8
Percentage of Assets clne:CleanEnergyFuelsCorp. clne:NgAdvantage us-gaap:ConvertibleDebt0.0

us-gaap:LongTermDebt us-gaap:LongtermDebtType

clne:NGAdvantageDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2728292931323328293028
Percentage of LongTermDebt72.633.134.385.085.736.837.935.636.837.836.1
Percentage of Assets3.03.94.14.54.74.24.34.14.34.44.1
Percentage of Assets clne:NGAdvantageDebt0.00.00.00.00.00.00.00.00.00.00.0

clne:OtherDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.9831.0741.1620.5630.6130.7370.7960.8540.9120.9691.024
Percentage of LongTermDebt2.61.21.41.61.70.80.91.11.11.21.3
Percentage of Assets0.10.10.20.10.10.10.10.10.10.10.1
Percentage of Assets clne:OtherDebt0.00.00.00.00.00.00.00.00.00.00.0

clne:SGCreditAgreement


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value9.57.05.14.74.64.64.40.3
Percentage of LongTermDebt24.88.16.013.412.65.35.00.4
Percentage of Assets1.01.00.70.70.70.60.60.0
Percentage of Assets clne:SGCreditAgreement0.00.00.00.00.00.00.00.0

clne:TermLoanFacility


Long
Period End2020-12-312019-12-31
Value5.14.4
Percentage of LongTermDebt6.05.0
Percentage of Assets0.70.6
Percentage of Assets clne:TermLoanFacility0.00.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2980822930313224247675
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.211.011.54.44.64.14.23.53.611.010.7

Deferred Finance Costs Noncurrent Net

us-gaap:DeferredFinanceCostsNoncurrentNet

us-gaap:DeferredFinanceCostsNoncurrentNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value57000.074000.078000.080000.093000.0109000.0125000.054000.0106000.0131000.0114000.0294000.0320000.0360000.0320000.0942000.01121000.01293000.01789000.02744000.03105000.04061000.04991000.0
Percentage of DeferredFinanceCostsNoncurrentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.20.30.30.40.5

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value8.7849.0669.3449.6359.903109.62111131417181920222323242425252626262627278.123.6293.8953.9663.9293.8883.9533.9173.8573.7453.6623.5243.433.5032.929
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.01.21.31.51.51.31.21.71.92.12.42.22.32.62.92.92.72.72.82.82.62.72.62.62.52.42.40.70.30.30.30.30.40.40.40.40.40.40.40.40.60.5

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-01-012018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value7.6195.7293.9964.8674.7039.89.701121212141515151618135.235.3387.9158.1688.1568.0777.8968.0357.9718.3739.3399.721311151415141417223322202328
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.80.80.60.70.71.31.21.91.91.80.02.21.81.82.02.31.70.60.60.90.90.80.80.80.80.70.70.80.81.10.91.21.11.51.51.41.82.43.62.42.53.94.9

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-06-302019-03-31
Value313223242425262221
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.54.43.33.63.63.33.43.23.1

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value3788000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0
Percentage of Assets0.5

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-31
Value3713000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets0.5

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value3704000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets0.5

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value3560000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.5

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value21
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets3.0

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312019-01-012018-12-31
Value2629252525250.0
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.00.0
Percentage of Assets3.73.83.73.73.60.00.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value41
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets5.7

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value14
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets2.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value746512513513517528533490494499507500510439426442531543468439387335302346374400437435464490514544554554542510518519540409413413
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets81.870.471.877.577.369.268.671.671.271.672.759.460.053.753.955.460.959.952.348.239.234.230.133.235.035.737.736.838.540.041.142.654.357.555.752.555.356.157.451.769.170.8

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value755521522523527539543502508513525519530460449465554567493464413361328373401427465443467494518547558558546514522523544412417416280237
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets82.871.673.178.978.870.569.973.373.173.775.161.662.356.356.858.363.662.655.051.041.836.832.735.737.538.140.137.538.840.341.542.954.657.956.152.955.756.557.752.169.671.30.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-01-012016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-0.373-1.089-0.209-1.791-2.475-3.481-1.566-2.058-1.44-1.764-2.138-0.273-0.388-0.912-0.887-17.675-17.675-20.973-3.248-0.76.151-1.216-3.9962.0130.854
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.0-0.2-0.0-0.3-0.5-0.6-0.3-0.4-0.3-0.3-0.4-0.1-0.1-0.2-0.20.0-3.6-6.4-0.7-0.11.1-0.2-1.00.70.4
Percentage of Assets-0.0-0.1-0.0-0.3-0.4-0.5-0.2-0.3-0.2-0.3-0.3-0.0-0.0-0.1-0.10.0-2.0-2.1-0.3-0.10.6-0.1-0.70.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-01-012016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value15111198119111911193119812031202120112001198119611951113111110901090915898883837741569424346
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest200.2230.0227.9227.5226.2222.4221.6239.3236.4233.6228.3230.4225.5241.6247.20.0220.9278.2193.1170.3153.2136.2136.8151.4145.9
Percentage of Assets165.7164.7166.7179.6178.3156.8154.8175.3172.9172.2171.5141.9140.6136.0140.30.0121.591.077.470.685.978.797.50.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-01-012016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value0.0220.020.020.020.020.020.020.020.020.020.020.020.020.0150.0150.0150.0150.0090.0090.0090.0090.0090.0070.0060.005
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-01-012016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value8.7849.0669.3449.6359.903109.6211113141718192022242426273.9663.9173.5242.9293.1863.625
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest1.21.71.81.81.91.91.82.32.62.93.23.53.74.55.00.05.08.05.90.80.70.60.71.11.5
Percentage of Assets1.01.21.31.51.51.31.21.71.92.12.42.22.32.62.90.02.82.62.40.30.40.40.50.00.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-01-012016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-764.932-685.265-678.096-675.535-673.264-666.528-668.232-709.316-704.982-699.599-688.653-695.515-684.616-672.641-683.57-604.333-603.836-591.683-457.441-367.782-300.814-199.559-151.926-149.41-113.549
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-101.3-131.5-129.7-129.0-127.7-123.7-123.1-141.2-138.7-136.1-131.2-133.9-129.1-146.0-152.00.0-122.3-179.9-98.4-70.9-55.0-36.7-36.5-53.3-47.8
Percentage of Assets-83.8-94.2-94.8-101.8-100.6-87.2-86.0-103.4-101.5-100.3-98.5-82.5-80.5-82.2-86.30.0-67.3-58.8-39.4-29.4-30.8-21.2-26.00.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value22000.020000.020000.020000.020000.020000.020000.020000.020000.020000.020000.020000.020000.015000.015000.015000.015000.015000.015000.013000.012000.010000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.09000.07000.07000.07000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value15111198119111911193119812031202120112001198119611951113111111101107110310901055989938915905904901898894893890883877871855837771760752741587584569
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets165.7164.7166.7179.6178.3156.8154.8175.3172.9172.2171.5141.9140.6136.0140.3139.0127.0121.7121.5115.8100.095.891.086.784.480.477.475.674.272.770.668.785.288.685.979.381.281.178.774.397.697.5

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value-764930000.0-685260000.0-678100000.0-675540000.0-673260000.0-666530000.0-668230000.0-709320000.0-704980000.0-699600000.0-688650000.0-695520000.0-684620000.0-672640000.0-684860000.0-683570000.0-655220000.0-561080000.0-543270000.0-603840000.0-599950000.0-587320000.0-588860000.0-591680000.0-541650000.0-518530000.0-488570000.0-457440000.0-458770000.0-428680000.0-396380000.0-367780000.0-335460000.0-316630000.0-304680000.0-300810000.0-259080000.0-242760000.0-231460000.0-199560000.0-178650000.0-167300000.0-151930000.0
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-83.8-94.2-94.8-101.8-100.6-87.2-86.0-103.4-101.5-100.3-98.5-82.5-80.5-82.20.0-86.3-82.1-64.3-59.9-67.3-65.8-59.4-60.0-58.8-51.9-48.4-43.6-39.4-38.8-35.6-32.4-29.4-26.3-31.0-31.6-30.8-26.7-25.9-25.0-21.2-22.6-27.9-26.0

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value-373000.0-1089000.0-209000.0-1791000.0-2475000.0-3481000.0-1566000.0-2058000.0-1440000.0-1764000.0-2138000.0-273000.0-388000.0-912000.0-887000.0-12392000.0-15633000.0-16741000.0-17675000.0-15698000.0-14353000.0-15026000.0-20973000.0-17678000.0-10878000.0-12224000.0-3248000.0-590000.0-1188000.0-4160000.0-700000.02158000.03747000.06151000.0-1521000.0225000.0-950000.0-1216000.0-202000.0-3481000.0-3996000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-0.0-0.1-0.0-0.3-0.4-0.5-0.2-0.3-0.2-0.3-0.3-0.0-0.0-0.1-0.1-1.6-1.8-1.8-2.0-1.7-1.5-1.5-2.1-1.7-1.0-1.1-0.3-0.0-0.1-0.3-0.10.20.40.6-0.20.0-0.1-0.1-0.0-0.6-0.7

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value8.7849.0669.3449.6359.903109.62111131417181920222323242425252626262627278.123.6293.8953.9663.9293.8883.9533.9173.8573.7453.6623.5243.433.5032.929
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.01.21.31.51.51.31.21.71.92.12.42.22.32.62.92.92.72.72.82.82.62.72.62.62.52.42.40.70.30.30.30.30.40.40.40.40.40.40.40.40.60.5

Stock Issued During Period Value New Issues

us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:StockIssuedDuringPeriodValueNewIssues


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value1943.2160.2480.0410.1940.1070.0040.1750.113800.11
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value1943.2160.2480.0410.1940.1070.0040.1750.113800.11
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stock
Period End2021-06-302018-06-30
Value0.0020.005
Percentage of StockIssuedDuringPeriodValueNewIssues0.00.0
Percentage of Assets0.00.0
Percentage of Assets us-gaap:CommonStock0.00.0

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value3.4193.3670.7080.761.0540.8920.9181.2461.2061.2081.898
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value3.4193.3670.7080.761.0540.8920.9181.2461.2061.2081.898
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value9.663.2577.9193.36354-4.2587.676-4.1817-8.2298.9786.0825-2.3490.5340.443-6.6941.42.043160.845261.847-23.71420
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2012.54.210.64.790.2-5.06.4-5.623.5-10.69.37.935.9-2.30.60.5-8.31.62.017.10.827.92.0-27.324.3

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value-144.245-6.132-33.099131330-0.984-3.484-2.0985.06420112-85.3787.282-16.551-5.2251943-5.836-3.84-8.455210.591-29.248-3.941
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-30051.0-7.9-44.219.321.935.4-0.8-4.7-2.96.520.9145.3-121.27.1-18.5-6.423.848.2-5.7-4.0-7.822.80.6-33.7-4.6

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value1516.52849-4.714-57.625-5.558.8-1.126-2.0682.079-154.826-1.884565.0270.778-0.164-10.039-33.7381.505-73.41122-6.215-2.375-0.759-1.147
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31631.98.565.7-6.7-96.2-6.57.4-1.5-2.92.7-160.9-2.480.14.90.9-0.2-12.4-37.71.5-75.720.7-6.5-2.6-0.9-1.3

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value173.72224129.6452015-8.81112-1.013-125.396116
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3613.84.832.517.516.123.613.0-11.817.8-1.3-130.3150.8

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value28000.033000.030000.030000.030000.030000.0
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value11111111121112121212121313121214141514141414141413121312111110101010109.0478.9078.1448.017.5547.6327.216.9195.5075.07
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Payable

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsPayable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1.1010.446-0.7071.942-4.978-5.59412-3.7751.768-1.2083.0531.074-7.4183.970.4621.863-3.85-7.4390.1761.7080.835-3.483-0.680.245-8.594-2.976-0.06410-7.4295.7140.9489.35-5.518-11.7422.0812.5263.636-8.57113-3.6245.955-8.021-12.58913
Percentage of IncreaseDecreaseInAccountsPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.5560.1760.329-0.219-0.167-0.051-0.64-2.1431.367-2.023-1.3380.214-0.5152.704-0.469-2.6492.317-0.1620.4771.306-1.0110.748-1.492-0.622-1.413-1.88-0.708-3.6950.9124.47-5.8983.77-3.3016.0660.3811.267-3.1383.3692.8392.9392.4936.5111.4481.77
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value9.663.2577.9193.36354-4.2587.676-4.1817-8.2298.9786.0825-2.3490.5340.443-6.6941.42.043160.845261.847-23.71420
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2012.54.210.64.790.2-5.06.4-5.623.5-10.69.37.935.9-2.30.60.5-8.31.62.017.10.827.92.0-27.324.3

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312011-06-302010-06-30
Value-79.667-7.169-2.561-2.271-6.7361.70441-4.334-5.383-10.946-5.6199.895
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-16597.3-9.3-3.4-3.2-11.32.034.3-5.8-7.4-14.1-8.122.5

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-79.949-7.447-2.852-2.539-7.0370.89939-6.045-7.094-12.8255.704-12.199-13.16110-28.688-94.888-18.53960-4.137-13.0190.9032.529-50.395-23.181-30.355-31.5270.608-30.231-32.572-28.664-32.281-18.795-12.008-3.835-41.675-16.209-11.21-31.768-20.813-11.427-5.739-9.47613-1.9249.978
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-16656.0-9.7-3.8-3.6-11.81.032.8-8.1-9.8-16.55.9-15.8-18.710.2-32.1-116.0-22.967.9-4.1-13.40.82.6-42.2-25.1-34.9-36.70.5-29.2-33.2-30.1-38.0-21.8-13.6-4.1-42.1-17.7-16.1-43.1-24.2-15.9-8.3-14.516.3-4.222.7

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-0.282-0.278-0.291-0.268-0.301-0.805-1.861-1.711-1.711-1.879-1.158-1.3-1.186-1.749-0.341-0.747-0.731-0.335-0.254-0.391-0.627-0.299-0.381-0.062-0.393-0.38-0.725-0.138-0.266-0.0710.0370.041-0.0650.0360.060.1120.0840.1370.094-0.073-0.120.277
Percentage of ProfitLoss0.43.710.210.64.3-89.5-4.728.324.114.7-20.310.79.0-16.71.20.83.9-0.66.13.0-69.4-11.80.80.31.31.2-119.20.50.80.2-0.1-0.20.5-0.9-0.1-0.7-0.7-0.4-0.50.62.1-2.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-58.8-0.4-0.4-0.4-0.5-0.9-1.6-2.3-2.4-2.4-1.2-1.7-1.7-1.7-0.4-0.9-0.9-0.4-0.2-0.4-0.6-0.3-0.3-0.1-0.5-0.4-0.5-0.1-0.3-0.10.00.0-0.10.00.10.10.10.20.1-0.1-0.20.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-79.667-7.169-2.561-2.271-6.7361.70441-4.334-5.383-10.9466.862-10.899-11.97512-28.347-94.141-17.80861-3.883-12.6281.532.828-50.014-23.119-29.962-31.1471.333-30.093-32.306-28.593-32.318-18.836-11.943-3.871-41.735-16.321-11.294-31.905-20.907-11.354-5.619-9.753
Percentage of ProfitLoss99.696.389.889.495.7189.5104.771.775.985.3120.389.391.0116.798.899.296.1100.693.997.0169.4111.899.299.798.798.8219.299.599.299.8100.1100.299.5100.9100.1100.7100.7100.4100.599.497.9102.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-16597.3-9.3-3.4-3.2-11.32.034.3-5.8-7.4-14.17.1-14.1-17.011.9-31.7-115.1-22.068.2-3.8-13.01.43.0-41.9-25.1-34.5-36.31.0-29.1-32.9-30.0-38.0-21.8-13.6-4.2-42.1-17.8-16.2-43.3-24.3-15.8-8.1-14.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-79.667-7.169-2.271-6.7361.704-4.334-5.383-10.946-10.899-11.97512
Percentage of ProfitLoss99.696.389.495.7189.571.775.985.389.391.0116.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-16597.3-9.3-3.2-11.32.0-5.8-7.4-14.1-14.1-17.011.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3.4193.3670.4350.7080.761.0540.8240.8920.9181.2460.9951.2061.2081.8981.5191.9162.7781.911.5592.0772.0372.4192.772.6562.6632.692.3072.8092.9783.425.6615.6845.4516.2125.5956.0445.7684.683.383.1613.5553.3772.6983.26
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value-144.245-6.132-33.099131330-0.984-3.484-2.0985.06420112-85.3787.282-16.551-5.2251943-5.836-3.84-8.455210.591-29.248-3.941
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-30051.0-7.9-44.219.321.935.4-0.8-4.7-2.96.520.9145.3-121.27.1-18.5-6.423.848.2-5.7-4.0-7.822.80.6-33.7-4.6

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value4.563.3283.2883.6312.6963.658144.5093.4274.316114.3792.6997.1318.778136.3867.5796.9775.0746.3435.24611131411111314462619182160435038362116109.09724
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value1516.52849-4.714-57.625-5.558.8-1.126-2.0682.079-154.826-1.884565.0270.778-0.164-10.039-33.7381.505-73.41122-6.215-2.375-0.759-1.147
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31631.98.565.7-6.7-96.2-6.57.4-1.5-2.92.7-160.9-2.480.14.90.9-0.2-12.4-37.71.5-75.720.7-6.5-2.6-0.9-1.3

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.9843.0136.4064.244
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.0100.0

Debt Instrument Interest Rate Stated Percentage

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

us-gaap:DebtInstrumentInterestRateStatedPercentage

clne:BerkshireBank, clne:FivePointZeroPercentTermLoanMaturingJanuary12026, clne:NGAdvantageDebt


Debt
Period End2020-12-10
Value5.0
Percentage of DebtInstrumentInterestRateStatedPercentage100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations clne:BerkshireBank clne:FivePointZeroPercentTermLoanMaturingJanuary12026 clne:NGAdvantageDebt0.0

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

srt:Maximum, clne:OtherDebt


Debt
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-30
Value4.754.750.04750.05020.05020.05020.05020.05020.0502
Percentage of DebtInstrumentInterestRateStatedPercentage0.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:Maximum clne:OtherDebt0.00.00.00.00.00.00.00.00.0

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:EmployeeStockOption, clne:EquityIncentivePlan2016


Share
Period End2020-12-312019-12-312018-12-31
Value5.386.328.06
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value858000.0738000.0002399000.01495000.01050000.01419000.01011000.0227000.0
Percentage of DeferredTaxLiabilities100.0100.00.00.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value127.835119.787232022252221
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value45413634492721170.5150.3050.05
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1341221201201951891601368153
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:AlternativeFuelsExciseTaxCreditCompressedNaturalGas

clne:AlternativeFuelsExciseTaxCreditCompressedNaturalGas


Alternative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value00.50000.5
Percentage of AlternativeFuelsExciseTaxCreditCompressedNaturalGas0.0100.00.00.00.0100.0

clne:AlternativeFuelsExciseTaxCreditLiquefiedNaturalGas

clne:AlternativeFuelsExciseTaxCreditLiquefiedNaturalGas


Alternative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value00.50000.5
Percentage of AlternativeFuelsExciseTaxCreditLiquefiedNaturalGas0.0100.00.00.00.0100.0

clne:ApicShareBasedPaymentArrangementIncreaseForSalesIncentiveCharges

clne:ApicShareBasedPaymentArrangementIncreaseForSalesIncentiveCharges


Apic
Period End2021-06-30
Value115
Percentage of ApicShareBasedPaymentArrangementIncreaseForSalesIncentiveCharges100.0

clne:ApicShareBasedPaymentArrangementIncreaseForSalesIncentiveCharges us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Apic
Period End2021-06-30
Value115
Percentage of ApicShareBasedPaymentArrangementIncreaseForSalesIncentiveCharges100.0

clne:CashReceivedNetOfTransferredCashFromSaleOfSubsidiary

clne:CashReceivedNetOfTransferredCashFromSaleOfSubsidiary


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value0.00.8870.0-0.121-0.6775.6282.609-0.043-0.0985.1140.00.00.00.8710.00.0125280.00.00.00.00.0
Percentage of CashReceivedNetOfTransferredCashFromSaleOfSubsidiary0.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.00.0100.0100.00.00.00.00.00.0

clne:ContraRevenueFromContractWithCustomerExcludingAssessedTax us-gaap:TypeOfArrangement

clne:ContraRevenueFromContractWithCustomerExcludingAssessedTax

clne:TransactionAgreementWithAmazon


Contra
Period End2021-04-162021-06-30
Value7678
Percentage of ContraRevenueFromContractWithCustomerExcludingAssessedTax100.0100.0

clne:ContraRevenueFromContractWithCustomerExcludingAssessedTax us-gaap:TypeOfArrangement, us-gaap:Vesting

clne:TransactionAgreementWithAmazon, us-gaap:ShareBasedCompensationAwardTrancheOne


Contra
Period End2021-06-30
Value76
Percentage of ContraRevenueFromContractWithCustomerExcludingAssessedTax98.1

clne:TransactionAgreementWithAmazon, us-gaap:ShareBasedCompensationAwardTrancheTwo


Contra
Period End2021-06-30
Value1.5
Percentage of ContraRevenueFromContractWithCustomerExcludingAssessedTax1.9

clne:IncreaseDecreaseInOperatingLeaseLiabilities

clne:IncreaseDecreaseInOperatingLeaseLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-703000.0-1048000.0-773000.0-764000.0-753000.0-851000.0-733000.0-1193000.0-1083000.0-777000.0
Percentage of IncreaseDecreaseInOperatingLeaseLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:InitialContributionsToFundJointVenture us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement

clne:InitialContributionsToFundJointVenture

clne:BpJvJointVentureAgreement, clne:AdgRngProductionFacilities


Initial
Period End2021-04-13
Value30
Percentage of InitialContributionsToFundJointVenture100.0

clne:InterestExpenseNonoperating

clne:InterestExpenseNonoperating


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1.0021.4362.2881.0091.8412.212.1371.7041.8421.891
Percentage of InterestExpenseNonoperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:InterestInJointVentureSharesPurchased us-gaap:CounterpartyName, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementClassOfStock, us-gaap:TypeOfArrangement

clne:InterestInJointVentureSharesPurchased

clne:CounterpartyToJointVentureBp, clne:BpJvJointVentureAgreement, us-gaap:CommonClassA, clne:AdgRngProductionFacilities


Interest
Period End2021-04-13
Value30
Percentage of InterestInJointVentureSharesPurchased100.0

clne:CounterpartyToJointVentureBp, clne:BpJvJointVentureAgreement, us-gaap:CommonClassB, clne:AdgRngProductionFacilities


Interest
Period End2021-04-13
Value20
Percentage of InterestInJointVentureSharesPurchased66.7

clne:InterestInJointVentureSharesPurchased us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementClassOfStock, us-gaap:TypeOfArrangement

clne:BpJvJointVentureAgreement, us-gaap:CommonClassA, clne:AdgRngProductionFacilities


Interest
Period End2021-04-13
Value30
Percentage of InterestInJointVentureSharesPurchased100.0

clne:InterestIncomeNonoperating

clne:InterestIncomeNonoperating


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value240000.0254000.0264000.0427000.0273000.0381000.0730000.0560000.0567000.0580000.0664000.01129000.0489000.0575000.0341000.0465000.0499000.0192000.0248000.0123000.0315000.0141000.0
Percentage of InterestIncomeNonoperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:OperatingLeaseRightOfUseAssetAmortization

clne:OperatingLeaseRightOfUseAssetAmortization


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value730000.0740000.0696000.0687000.0697000.0676000.0637000.0902000.01043000.0652000.0
Percentage of OperatingLeaseRightOfUseAssetAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentExcludingIntraEntityInvestmentsNetOfTax

clne:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentExcludingIntraEntityInvestmentsNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-30
Value719000.0-880000.01582000.0687000.01007000.0-1921000.0498000.0-623000.0321000.0308000.0-1260000.059000.0-25000.0-78000.0-402000.0252000.0-323000.0360000.0-618000.0-449000.0661000.06515000.0-1230000.0813000.0-5681000.05113000.0-442000.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentExcludingIntraEntityInvestmentsNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentExcludingIntraEntityInvestmentsNetOfTax us-gaap:StatementEquityComponents

us-gaap:Parent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-30
Value719000.0-880000.01582000.0687000.01007000.0-1921000.0498000.0-623000.0321000.0308000.0-1260000.059000.0-25000.0-78000.0-402000.0252000.0-323000.0360000.0-618000.0-449000.0661000.06515000.0-1230000.0813000.0-5681000.05113000.0-442000.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentExcludingIntraEntityInvestmentsNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:PriorityReturnOnInvestmentInJointVenture us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementClassOfStock, us-gaap:TypeOfArrangement

clne:PriorityReturnOnInvestmentInJointVenture

clne:BpJvJointVentureAgreement, us-gaap:CommonClassA, clne:AdgRngProductionFacilities


Priority
Period End2021-06-21
Value200000.0
Percentage of PriorityReturnOnInvestmentInJointVenture100.0

clne:ProceedsFromCollectionAndSaleOfLoansReceivable

clne:ProceedsFromCollectionAndSaleOfLoansReceivable


Proceeds
Period End2021-06-302021-03-312020-06-302020-03-31
Value96000.0128000.0617000.0609000.0
Percentage of ProceedsFromCollectionAndSaleOfLoansReceivable100.0100.0100.0100.0

clne:ProvisionForDoubtfulAccountsNotesAndInventory

clne:ProvisionForDoubtfulAccountsNotesAndInventory


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.180.381.2410.3650.890.1661.5150.4250.3460.3
Percentage of ProvisionForDoubtfulAccountsNotesAndInventory100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:SaleLeasebackTransactionOutstandingAmount us-gaap:CounterpartyName, us-gaap:SaleLeasebackTransactionDescription

clne:SaleLeasebackTransactionOutstandingAmount

clne:BerkshireBank, clne:SaleLeasebackTransactionNgAdvantageCompressionEquipmentFinancingLeaseObligation


Sale
Period End2020-12-31
Value6000000.0
Percentage of SaleLeasebackTransactionOutstandingAmount100.0

clne:NationsFundILlc, clne:SaleLeasebackTransactionNationsFundILlcMasterLeaseAgreement


Sale
Period End2020-12-31
Value2200000.0
Percentage of SaleLeasebackTransactionOutstandingAmount36.7

clne:SaleLeasebackTransactionRentExpenseRepaymentOfPromissoryNote us-gaap:CounterpartyName, us-gaap:SaleLeasebackTransactionDescription

clne:SaleLeasebackTransactionRentExpenseRepaymentOfPromissoryNote

clne:BerkshireBank, clne:SaleLeasebackTransactionNgAdvantageCompressionEquipmentFinancingLeaseObligation


Sale
Period End2020-12-31
Value6700000.0
Percentage of SaleLeasebackTransactionRentExpenseRepaymentOfPromissoryNote100.0

clne:NationsFundILlc, clne:SaleLeasebackTransactionNationsFundILlcMasterLeaseAgreement


Sale
Period End2020-12-31
Value2500000.0
Percentage of SaleLeasebackTransactionRentExpenseRepaymentOfPromissoryNote37.3

clne:VolumetricExciseTaxCredit

clne:VolumetricExciseTaxCredit


Volumetric
Period End2020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-03-312016-12-312016-09-302016-06-302016-03-312013-12-312013-09-302013-06-302011-12-312011-09-302011-06-30
Value5.04.45.4470.0991.3821.382250.07.0296.6936.5366.3817.2995.9875.9364.4484.5394.685
Percentage of VolumetricExciseTaxCredit100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllocatedShareBasedCompensationExpenseNetOfTax

us-gaap:AllocatedShareBasedCompensationExpenseNetOfTax


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value3.4193.3670.4350.7080.761.0540.8240.8920.9181.2460.9951.2061.2081.8981.5192.2162.7781.911.5592.0772.0372.4192.772.6562.6632.692.3072.8092.9783.425.6615.6845.4516.2125.5956.0445.7684.683.383.1613.555
Percentage of AllocatedShareBasedCompensationExpenseNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AmortizationOfFinancingCostsAndDiscounts


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value13000.013000.023000.034000.0-18000.0-85000.0-173000.0-126000.0-279000.0-150000.0-1275000.0-433000.0
Percentage of AmortizationOfFinancingCostsAndDiscounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CapitalExpendituresIncurredButNotYetPaid


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-0.51.40.8-0.6-0.62.10.81.4-1.42.20.74-6.0686.291101.731-1.427.0186.601
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedComputerSoftwareAmortization1

us-gaap:CapitalizedComputerSoftwareAmortization1


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value400000.0500000.0600000.0600000.0600000.0700000.0843000.0961000.01064000.01035000.01050000.01026000.0955000.0718000.01248000.01140000.01122000.0872000.0835000.0824000.0847000.0938000.0
Percentage of CapitalizedComputerSoftwareAmortization1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerLiabilityRevenueRecognized


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value01500000.00600000.0300000.03900000.01500000.0-12000.01095000.03317000.0-363000.01842000.0
Percentage of ContractWithCustomerLiabilityRevenueRecognized0.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:VariableRate

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1

clne:BerkshireBank, us-gaap:RevolvingCreditFacility, clne:NGAdvantageDebt, us-gaap:PrimeRate


Debt
Period End2020-12-10
Value0.25
Percentage of DebtInstrumentBasisSpreadOnVariableRate1100.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:VariableRate

clne:BPProductsNorthAmerica, clne:BpLoan, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2020-12-18
Value4.33
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

us-gaap:DebtInstrumentPeriodicPaymentPrincipal us-gaap:CounterpartyName, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentPeriodicPaymentPrincipal

clne:SocitGnrale, clne:TermLoanFacility


Debt
Period End2021-06-302021-03-31
Value0.02.5
Percentage of DebtInstrumentPeriodicPaymentPrincipal0.0100.0

us-gaap:DerivativeLossOnDerivative us-gaap:ProductOrService

us-gaap:DerivativeLossOnDerivative

clne:VolumeRelatedRevenue


Derivative
Period End2020-09-30
Value100000.0
Percentage of DerivativeLossOnDerivative100.0

us-gaap:DerivativeNonmonetaryNotionalAmountVolume us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeNonmonetaryNotionalAmountVolume

clne:CommoditySwap2021, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-12-31
Value-1.253.750.05.05.05.05.05.0
Percentage of DerivativeNonmonetaryNotionalAmountVolume100.0100.00.0100.0100.0100.0100.0100.0

clne:CommoditySwap2022, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-12-31
Value0.05.00.05.05.05.05.05.0
Percentage of DerivativeNonmonetaryNotionalAmountVolume-0.0133.30.0100.0100.0100.0100.0100.0

clne:CommoditySwap2023, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-12-31
Value0.05.00.05.05.05.05.05.0
Percentage of DerivativeNonmonetaryNotionalAmountVolume-0.0133.30.0100.0100.0100.0100.0100.0

clne:CommoditySwap2024, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-12-31
Value0.01.8750.0051.871.871.8751.8751.875
Percentage of DerivativeNonmonetaryNotionalAmountVolume-0.050.00.037.437.437.537.537.5

us-gaap:CommodityContract, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312018-12-312018-10-31
Value-1.215-1.2-1.3-1.2202425255.0
Percentage of DerivativeNonmonetaryNotionalAmountVolume96.0416.00.00.00.0412.0488.0500.0500.00.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Effect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value98000.069000.0320000.080000.0129000.0-328000.027000.0-21000.057000.073000.0348000.056000.0-58000.0-72000.0139000.0299000.0268000.0184000.0
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss us-gaap:FairValueByAssetClass

us-gaap:FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss

us-gaap:EmbeddedDerivativeFinancialInstruments


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value2.5481.730.6650.032-0.049-0.580.1210.1520.45
Percentage of FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Swap


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-1.347-4.301-4.1910.096-2.8029.275-3.4030.9770.334-4.97
Percentage of FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss-52.9-248.6-630.2300.05718.4-1599.1-2812.4642.874.20.0

us-gaap:FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss us-gaap:FairValueByLiabilityClass

us-gaap:FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss

us-gaap:EmbeddedDerivativeFinancialInstruments


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value30000.0526000.01646000.0-278000.01384000.0-3227000.0
Percentage of FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss100.0100.0100.0100.0100.0100.0

us-gaap:Swap


Fair
Period End2021-06-302020-12-312020-09-302020-06-302020-03-31
Value-1693000.0000164000.0
Percentage of FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss-5643.30.0-0.00.0-5.1

us-gaap:Warrant


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value00445000.0-405000.02626000.010000.017000.0-1614000.0
Percentage of FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss0.0-0.032.212.60.00.00.00.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1 us-gaap:FairValueByAssetClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1

us-gaap:EmbeddedDerivativeFinancialInstruments


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value2.5481.730.6650.032-0.049-0.580.1210.1520.45
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Swap


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-1.347-4.076-11.610.63-2.3499.299110.9760.125-4.97
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-52.9-235.6-1745.91968.84793.9-1603.39585.1642.127.80.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1 us-gaap:ProductOrService

clne:VolumeRelatedRevenue


Fair
Period End2021-06-302021-03-312020-06-302020-03-31
Value-0.55.6-1.5-2.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-19.6323.73061.2344.8

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements us-gaap:FairValueByAssetClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements

us-gaap:Swap


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0-225000.0-641000.0-534000.0-453000.0-24000.0457000.01000.0209000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements0.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings us-gaap:FairValueByLiabilityClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings

us-gaap:EmbeddedDerivativeFinancialInstruments


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value30000.0526000.01646000.0-278000.01384000.0-3227000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings100.0100.0100.0100.0100.0100.0

us-gaap:Swap


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value-2003000.0-38000.0000108000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings-6676.7-7.20.0-0.00.0-3.3

us-gaap:Warrant


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value00445000.0-405000.02626000.010000.017000.0-1614000.0442000.09000.071000.021000.0-300000.0883000.0324000.03255000.0-2286000.04455000.077000.01366000.0-39000.0-466000.02306000.05692000.08899000.0-13506000.0-404000.01524000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings0.0-0.032.212.60.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements us-gaap:FairValueByLiabilityClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements

us-gaap:Swap


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value310000.038000.000056000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements100.0100.00.00.00.0100.0

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

us-gaap:GainLossOnSaleOfPropertyPlantEquipment


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-128000.0-46000.0-439000.01016000.02284000.014000.0-1507000.076000.01287000.02680000.0-1344000.0-162000.0-182000.0-866000.0-605000.0-685000.0
Percentage of GainLossOnSaleOfPropertyPlantEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainOrLossOnSaleOfStockInSubsidiary

us-gaap:GainOrLossOnSaleOfStockInSubsidiary


Gain
Period End2020-12-312020-09-302020-06-302020-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312013-12-312013-09-302013-06-30
Value0.8870.00.00.1764.7820.00.00.00.7720.0-0.762700.00.00.00.00.0-1.3830.015
Percentage of GainOrLossOnSaleOfStockInSubsidiary100.00.00.0100.0100.00.00.00.0100.00.0100.0100.00.00.00.00.00.0100.00.0100.0

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value121000.0-426000.0207000.0-11000.0-502000.0145000.04000.0377000.0-33000.0-467000.016000.0-542000.0-729000.0-1468000.0-31000.0-30000.0-34000.0-36000.0-2000.0-13000.067000.0-74000.0-112000.0-154000.0-345000.0-204000.0-490000.00000-76000.016000.0152000.072000.091000.0163000.099000.0164000.0211000.0225000.096000.028000.0
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromEquityMethodInvestments us-gaap:BusinessAcquisition

clne:SAFECECS.r.l.


Income
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value500000.0400000.00500000.00415000.0-6000.0-440000.0-817000.0-706000.0-1441000.0
Percentage of IncomeLossFromEquityMethodInvestments413.2-93.9-0.0-99.60.0110.118.294.2150.796.898.2

us-gaap:IncomeLossFromEquityMethodInvestments us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement

clne:BpJvJointVentureAgreement, clne:AdgRngProductionFacilities


Income
Period End2021-06-30
Value-100000.0
Percentage of IncomeLossFromEquityMethodInvestments-82.6

us-gaap:IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-3.0030.2923.6052.003-17.812-1.667251.5293.583-11.5330.7163.478-5.2513.7276.2292.717-6.781-16.084-2.6314.83-5.393-4.1397.8146.913-12.799-2.524-0.8127.3242.554-1.421.564.0662.79910-20.8513.014157.4394.5657.2051.138-4.8998.3015.182
Percentage of IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInContractWithCustomerLiability


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-1469000.01857000.0981000.0-3170000.0-6350000.0-2437000.0-407000.0-398000.0762000.0-3485000.0-2760000.0-479000.0-645000.03914000.09818000.0
Percentage of IncreaseDecreaseInContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value4.0567.666-0.649-4.261-3.0472.682123.5661.585-0.558-1.287-2.0550.271.525-4.8491.356-0.75-1.4-0.5251.589-2.2050.7943.8870.566-2.788-4.541-6.5987.128-1.027-0.864-0.7590.368-2.4642.276-18.576111.6791.1512.810.8941.5611.3791.276-0.593
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInReceivables

us-gaap:IncreaseDecreaseInReceivables


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-3.9971.7868.81811-74.0840.18675.414-9.3660.005-0.2454.422-34.6133617-0.238-5.094-18.6040.963-6.90511-35.93537-0.515-5.071-35.56537108.782-1.573-1.1241.978-18.37417-11.9551.3146.5912.218174.4425.793-24.38829-0.606
Percentage of IncreaseDecreaseInReceivables100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPaidCapitalized

us-gaap:InterestPaidCapitalized


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.00.00.00.0-0.0410.0980.050.2130.0980.080.0750.0630.0730.033160.0220.0160.0350.0840.0930.270.00.1230.1780.2660.2680.2170.9511.0280.9640.6820.6020.4040.8291.4831.6371.6671.5171.0330.1940.0070.1180.1390.115
Percentage of InterestPaidCapitalized0.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityInterestRateDuringPeriod us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:LineOfCreditFacilityInterestRateDuringPeriod

clne:BerkshireBank, us-gaap:RevolvingCreditFacility, clne:NGAdvantageDebt


Line
Period End2020-12-10
Value3.0
Percentage of LineOfCreditFacilityInterestRateDuringPeriod100.0

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax


Other
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-3000.00-3000.0-1000.06000.0-6000.05000.03000.066000.0-605000.056000.0549000.053000.0228000.070000.0-104000.0-5000.013000.0-11000.010000.067000.0-35000.027000.0-2000.016000.0636000.0307000.0-81000.0-316000.0-320000.0-123000.035000.0-37000.0146000.038000.0-100000.0-116000.0
Percentage of OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax us-gaap:StatementEquityComponents

us-gaap:Parent


Other
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-3000.00-3000.0-1000.06000.0-6000.05000.03000.066000.0-605000.056000.0549000.053000.0228000.070000.0-104000.0-5000.013000.0-11000.010000.067000.0-35000.027000.0-2000.016000.0636000.0307000.0-81000.0-316000.0-320000.0-123000.035000.0-37000.0146000.038000.0-100000.0-116000.0
Percentage of OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromLoansReceivable

us-gaap:PaymentsForProceedsFromLoansReceivable


Payments
Period End2020-09-302019-09-302018-09-30
Value-216000.0-837000.0-175000.0
Percentage of PaymentsForProceedsFromLoansReceivable100.0100.0100.0

us-gaap:PaymentsOfStockIssuanceCosts us-gaap:CounterpartyName, us-gaap:SubsidiarySaleOfStock

us-gaap:PaymentsOfStockIssuanceCosts

clne:GoldmanSacksAndCo, clne:AtMarketOffering


Payments
Period End2021-06-30
Value6000000.0
Percentage of PaymentsOfStockIssuanceCosts100.0

us-gaap:PaymentsOfStockIssuanceCosts us-gaap:SubsidiarySaleOfStock

clne:AtMarketOffering


Payments
Period End2021-06-30
Value6500000.0
Percentage of PaymentsOfStockIssuanceCosts108.3

us-gaap:PaymentsToAcquireAdditionalInterestInSubsidiaries

us-gaap:PaymentsToAcquireAdditionalInterestInSubsidiaries


Payments
Period End2020-12-31
Value0.5
Percentage of PaymentsToAcquireAdditionalInterestInSubsidiaries100.0

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value11958280.016293266452654432084111270
Percentage of PaymentsToAcquireAvailableForSaleSecuritiesDebt100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireInterestInJointVenture us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementClassOfStock, us-gaap:TypeOfArrangement

us-gaap:PaymentsToAcquireInterestInJointVenture

clne:BpJvJointVentureAgreement, us-gaap:CommonClassA, clne:AdgRngProductionFacilities


Payments
Period End2021-06-21
Value20
Percentage of PaymentsToAcquireInterestInJointVenture100.0

us-gaap:PaymentsToAcquireLoansReceivable

us-gaap:PaymentsToAcquireLoansReceivable


Payments
Period End2021-06-302021-03-312020-06-302020-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value0.03.8280.00.040.00.00.00.00.359-0.066-0.1830.7840.490.6160.8610.8490.3941.3750.8351.6754.1752.670.2932.0021.7831.4690.3370.3612.8642.2952.3053.057
Percentage of PaymentsToAcquireLoansReceivable0.0100.00.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfCommonStock us-gaap:CounterpartyName, us-gaap:SubsidiarySaleOfStock

us-gaap:ProceedsFromIssuanceOfCommonStock

clne:GoldmanSacksAndCo, clne:AtMarketOffering


Proceeds
Period End2021-06-30
Value200
Percentage of ProceedsFromIssuanceOfCommonStock100.0

us-gaap:ProceedsFromIssuanceOfDebt

us-gaap:ProceedsFromIssuanceOfDebt


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2.51.9650.10.00.2110.30.03.394
Percentage of ProceedsFromIssuanceOfDebt100.0100.0100.0100.00.0100.0100.0100.00.0100.0

us-gaap:ProceedsFromIssuanceOrSaleOfEquity

us-gaap:ProceedsFromIssuanceOrSaleOfEquity


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-09-30
Value2003.2161.20.2480.0410.1940.0230.1070.0040.1750.0050.014830.00.00.00.010341631216.507-0.7920.2650.3340.8970.7190.0190.6650.0270.2310.2410.1780.5960.5371.8895.9470.280.4640.3390.3940.249
Percentage of ProceedsFromIssuanceOrSaleOfEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromPartnershipContribution

us-gaap:ProceedsFromPartnershipContribution


Proceeds
Period End2021-06-302021-03-31
Value2150000.02520000.0
Percentage of ProceedsFromPartnershipContribution100.0100.0

us-gaap:ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities

us-gaap:ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312013-12-312012-12-31
Value29580.0162956426645261821
Percentage of ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1570000.07000.058000.01391000.02539000.0685000.01203000.0232000.01949000.04388000.00530000.0000
Percentage of ProceedsFromSaleOfPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.0

us-gaap:RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty

clne:SAFECECS.r.l.


Related
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value1700000.0800000.0500000.01500000.01600000.0400000.01200000.0600000.0500000.0
Percentage of RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:TOTLS.a


Related
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value500000.0500000.0200000.0100000.0200000.0200000.0400000.0400000.00
Percentage of RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty29.462.540.06.712.550.033.366.70.0

us-gaap:RepaymentsOfLongTermDebtAndCapitalSecurities

us-gaap:RepaymentsOfLongTermDebtAndCapitalSecurities


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value471.108152.049511.72.7291.5332.0581.4751633.342261.2341.0431.2621.1522760408.578771.8331.9161.0231.486264.9360.6118.7272.3360.5661.6445.6013.2660.6630.5645.5471.2250.3570.298150.6150.16
Percentage of RepaymentsOfLongTermDebtAndCapitalSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromRelatedParties us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:RevenueFromRelatedParties

clne:SAFECECS.r.l.


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0100000.00200000.0900000.0100000.000200000.0
Percentage of RevenueFromRelatedParties0.0100.00.0100.0100.0100.00.00.0100.0

clne:TOTLS.a


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value900000.0700000.02500000.02600000.02000000.01000000.0001200000.0
Percentage of RevenueFromRelatedParties0.0700.00.01300.0222.21000.00.00.0600.0

us-gaap:SalesTypeLeaseInterestIncome

us-gaap:SalesTypeLeaseInterestIncome


Sales
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value100000.0100000.0100000.0100000.0100000.0100000.0-9000.036000.037000.00
Percentage of SalesTypeLeaseInterestIncome100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:StockRepurchasedDuringPeriodValue

us-gaap:StockRepurchasedDuringPeriodValue


Stock
Period End2021-06-302020-12-312020-09-302020-06-302020-03-31
Value0.01.1473.0136.4064.2
Percentage of StockRepurchasedDuringPeriodValue0.0100.0100.0100.0100.0

us-gaap:StockRepurchasedDuringPeriodValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2020-09-302020-06-302020-03-31
Value3.0136.4064.244
Percentage of StockRepurchasedDuringPeriodValue100.0100.0101.0

us-gaap:UnrealizedGainLossOnCommodityContracts

us-gaap:UnrealizedGainLossOnCommodityContracts


Unrealized
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
Value00445000.0405000.0-548000.0-10000.0-17000.01614000.0-442000.0-9000.0-70000.0-21000.0
Percentage of UnrealizedGainLossOnCommodityContracts0.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrealizedGainLossOnDerivatives

us-gaap:UnrealizedGainLossOnDerivatives


Unrealized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-0.462-2.045-1.88-0.15-1.0225.227-0.6911.1380.592-6.5849.6870.0090.0710.021
Percentage of UnrealizedGainLossOnDerivatives100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions

us-gaap:UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions


Unrecognized
Period End2021-06-302021-03-312020-12-31
Value1.50.8-0.83
Percentage of UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions100.0100.0100.0

clne:AccruedAlternativeFuelIncentivesCurrent

clne:AccruedAlternativeFuelIncentivesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value172018141434277.0416.2125.9696.9235.96.544142.9542.272.131109.84121215
Percentage of AccruedAlternativeFuelIncentivesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:AccruedGasAndEquipmentPurchaseCurrent

clne:AccruedGasAndEquipmentPurchaseCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value9.847109.8979.7248.0839.17119.2057.7748.57712108.1447.638.7221010101112111014191514121514108.035121311108.9497.2254.773
Percentage of AccruedGasAndEquipmentPurchaseCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:AdditionalCommitmentToFundJointVenture us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement

clne:AdditionalCommitmentToFundJointVenture

clne:BpJvJointVentureAgreement, clne:AdgRngProductionFacilities


Additional
Period End2021-04-13
Value20
Percentage of AdditionalCommitmentToFundJointVenture100.0

clne:AssetPurchaseAgreementAccruedAmount us-gaap:CounterpartyName

clne:AssetPurchaseAgreementAccruedAmount

clne:BPProductsNorthAmericaInc.


Asset
Period End2020-12-312019-12-31
Value100000.0900000.0
Percentage of AssetPurchaseAgreementAccruedAmount100.0100.0

clne:CapitalizedContractCostAccumulatedDepreciation

clne:CapitalizedContractCostAccumulatedDepreciation


Capitalized
Period End2020-12-312019-12-312018-12-31
Value7100000.06300000.04900000.0
Percentage of CapitalizedContractCostAccumulatedDepreciation100.0100.0100.0

clne:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsCurrent

clne:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsCurrent


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value134116108917969493241283037
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:ClassOfWarrantOrRightExercisePriceOfWarrantsOrRightsPremium us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

clne:ClassOfWarrantOrRightExercisePriceOfWarrantsOrRightsPremium

us-gaap:SubsequentEvent, clne:TransactionAgreementWithAmazon


Class
Period End2021-04-16
Value21.3
Percentage of ClassOfWarrantOrRightExercisePriceOfWarrantsOrRightsPremium100.0

clne:ClassOfWarrantOrRightExercisePriceOfWarrantsOrRightsPremium us-gaap:TypeOfArrangement

clne:TransactionAgreementWithAmazon


Class
Period End2021-04-16
Value21.3
Percentage of ClassOfWarrantOrRightExercisePriceOfWarrantsOrRightsPremium100.0

clne:ClassOfWarrantOrRightThresholdNumberOfSecuritiesCalledByWarrantsOrRightsRequiringStockholderApproval us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

clne:ClassOfWarrantOrRightThresholdNumberOfSecuritiesCalledByWarrantsOrRightsRequiringStockholderApproval

us-gaap:SubsequentEvent, clne:TransactionAgreementWithAmazon


Class
Period End2021-04-16
Value50
Percentage of ClassOfWarrantOrRightThresholdNumberOfSecuritiesCalledByWarrantsOrRightsRequiringStockholderApproval100.0

clne:CommitmentToFundJointVenture us-gaap:CounterpartyName, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

clne:CommitmentToFundJointVenture

clne:CounterpartyToJointVentureBp, clne:BpJvJointVentureAgreement, us-gaap:SubsequentEvent, clne:AdgRngProductionFacilities


Commitment
Period End2021-04-13
Value50
Percentage of CommitmentToFundJointVenture100.0

clne:CounterpartyToJointVentureTotal, clne:TotalJvJointVentureAgreement, us-gaap:SubsequentEvent, clne:AdgRngProductionFacilities


Commitment
Period End2021-03-03
Value50
Percentage of CommitmentToFundJointVenture0.0

clne:CommitmentToFundJointVenture us-gaap:CounterpartyName, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement

clne:CounterpartyToJointVentureBp, clne:BpJvJointVentureAgreement, clne:AdgRngProductionFacilities


Commitment
Period End2021-04-13
Value50
Percentage of CommitmentToFundJointVenture100.0

clne:CounterpartyToJointVentureTotal, clne:TotalJvJointVentureAgreement, clne:AdgRngProductionFacilities


Commitment
Period End2021-03-03
Value50
Percentage of CommitmentToFundJointVenture0.0

clne:CommitmentToFundJointVenture us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

clne:BpJvJointVentureAgreement, us-gaap:SubsequentEvent, clne:AdgRngProductionFacilities


Commitment
Period End2021-04-13
Value30
Percentage of CommitmentToFundJointVenture60.0

clne:TotalJvJointVentureAgreement, us-gaap:SubsequentEvent, clne:AdgRngProductionFacilities


Commitment
Period End2021-03-03
Value50
Percentage of CommitmentToFundJointVenture0.0

clne:CommitmentToFundJointVenture us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement

clne:BpJvJointVentureAgreement, clne:AdgRngProductionFacilities


Commitment
Period End2021-06-212021-04-13
Value5030
Percentage of CommitmentToFundJointVenture0.060.0

clne:TotalJvJointVentureAgreement, clne:AdgRngProductionFacilities


Commitment
Period End2021-03-03
Value50
Percentage of CommitmentToFundJointVenture0.0

clne:CustomerIncentiveAsset us-gaap:BalanceSheetLocation, us-gaap:TypeOfArrangement

clne:CustomerIncentiveAsset

clne:NotesReceivableAndOtherLongTermAssets, clne:TransactionAgreementWithAmazon


Customer
Period End2021-06-30
Value35
Percentage of CustomerIncentiveAsset100.0

us-gaap:PrepaidExpensesAndOtherCurrentAssets, clne:TransactionAgreementWithAmazon


Customer
Period End2021-06-30
Value2.4
Percentage of CustomerIncentiveAsset6.8

clne:CustomerIncentiveAsset us-gaap:TypeOfArrangement

clne:TransactionAgreementWithAmazon


Customer
Period End2021-04-16
Value38
Percentage of CustomerIncentiveAsset0.0

clne:DebtInstrumentCarryingAmountCurrent

clne:DebtInstrumentCarryingAmountCurrent


Debt
Period End2020-12-312019-12-31
Value3.63156
Percentage of DebtInstrumentCarryingAmountCurrent100.0100.0

clne:DebtInstrumentCarryingAmountNoncurrent

clne:DebtInstrumentCarryingAmountNoncurrent


Debt
Period End2020-12-312019-12-31
Value8232
Percentage of DebtInstrumentCarryingAmountNoncurrent100.0100.0

clne:DeferredTaxAssetsDomesticDepreciationAndAmortization

clne:DeferredTaxAssetsDomesticDepreciationAndAmortization


Deferred
Period End2020-12-31
Value1635000.0
Percentage of DeferredTaxAssetsDomesticDepreciationAndAmortization100.0

clne:DeferredTaxAssetsSaleTypeLease

clne:DeferredTaxAssetsSaleTypeLease


Deferred
Period End2020-12-312019-12-31
Value6938000.07338000.0
Percentage of DeferredTaxAssetsSaleTypeLease100.0100.0

clne:DerivativeAssetCurrentRelatedParty

clne:DerivativeAssetCurrentRelatedParty


Derivative
Period End2021-03-312020-12-312020-09-302019-09-302019-06-302019-03-312018-12-312017-12-31
Value385000.01591000.03269000.0931000.0655000.0728000.01508000.00
Percentage of DerivativeAssetCurrentRelatedParty100.0100.0100.0100.0100.0100.0100.00.0

clne:DerivativeAssetNoncurrentRelatedParty

clne:DerivativeAssetNoncurrentRelatedParty


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value962000.04057000.06570000.06882000.08762000.03270000.05742000.05041000.04634000.08824000.00
Percentage of DerivativeAssetNoncurrentRelatedParty100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

clne:DerivativeLiabilityCurrentRelatedParty

clne:DerivativeLiabilityCurrentRelatedParty


Derivative
Period End2021-06-302019-12-31
Value709000.0164000.0
Percentage of DerivativeLiabilityCurrentRelatedParty100.0100.0

clne:DerivativeLiabilityNoncurrentRelatedParty

clne:DerivativeLiabilityNoncurrentRelatedParty


Derivative
Period End2021-06-30
Value984000.0
Percentage of DerivativeLiabilityNoncurrentRelatedParty100.0

clne:EquitySecuritiesAggregateValue us-gaap:CounterpartyName, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

clne:EquitySecuritiesAggregateValue

clne:CounterpartyToJointVentureBp, clne:BpJvJointVentureAgreement, us-gaap:CommonClassA, us-gaap:SubsequentEvent, clne:AdgRngProductionFacilities


Equity
Period End2021-04-13
Value30
Percentage of EquitySecuritiesAggregateValue100.0

clne:CounterpartyToJointVentureBp, clne:BpJvJointVentureAgreement, us-gaap:CommonClassB, us-gaap:SubsequentEvent, clne:AdgRngProductionFacilities


Equity
Period End2021-04-13
Value20
Percentage of EquitySecuritiesAggregateValue66.7

clne:EquitySecuritiesAggregateValue us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

clne:BpJvJointVentureAgreement, us-gaap:CommonClassA, us-gaap:SubsequentEvent, clne:AdgRngProductionFacilities


Equity
Period End2021-04-13
Value30
Percentage of EquitySecuritiesAggregateValue100.0

clne:FuelPurchaseObligation us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

clne:FuelPurchaseObligation

us-gaap:SubsequentEvent, clne:TransactionAgreementWithAmazon


Fuel
Period End2021-04-16
Value500
Percentage of FuelPurchaseObligation100.0

clne:FuelPurchaseObligation us-gaap:TypeOfArrangement, us-gaap:Vesting

clne:TransactionAgreementWithAmazon, us-gaap:ShareBasedCompensationAwardTrancheOne


Fuel
Period End2021-04-16
Value500
Percentage of FuelPurchaseObligation100.0

clne:InvestmentCommitmentToEquityInProductionProjects us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

clne:InvestmentCommitmentToEquityInProductionProjects

clne:TotalJvJointVentureAgreement, us-gaap:SubsequentEvent, clne:AdgRngProductionFacilities


Investment
Period End2021-03-03
Value400
Percentage of InvestmentCommitmentToEquityInProductionProjects100.0

clne:InvestmentCommitmentToEquityInProductionProjects us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement

clne:TotalJvJointVentureAgreement, clne:AdgRngProductionFacilities


Investment
Period End2021-03-03
Value400
Percentage of InvestmentCommitmentToEquityInProductionProjects100.0

clne:LongTermDebtGrossCurrentMaturities

clne:LongTermDebtGrossCurrentMaturities


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value8.7186.7933.6316.1936.11565655555.4024.811
Percentage of LongTermDebtGrossCurrentMaturities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:LongTermDebtGrossExcludingCurrentMaturities

clne:LongTermDebtGrossExcludingCurrentMaturities


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2980822930313224257675
Percentage of LongTermDebtGrossExcludingCurrentMaturities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:NotesReceivableAndOtherLongTermAssetsNet

clne:NotesReceivableAndOtherLongTermAssetsNet


Notes
Period End2020-12-312019-12-312018-12-312018-01-022017-12-31
Value2731172021
Percentage of NotesReceivableAndOtherLongTermAssetsNet100.0100.0100.0100.0100.0

clne:OptionToFundJointVenture us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

clne:OptionToFundJointVenture

clne:BpJvJointVentureAgreement, us-gaap:CommonClassB, us-gaap:SubsequentEvent, clne:AdgRngProductionFacilities


Option
Period End2021-04-13
Value20
Percentage of OptionToFundJointVenture100.0

clne:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedAfterFourthYearAndThereafter

clne:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedAfterFourthYearAndThereafter


Sales
Period End2021-06-302021-03-31
Value3544000.03358000.0
Percentage of SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedAfterFourthYearAndThereafter100.0100.0

dei:EntityCommonStockSharesOutstanding

dei:EntityCommonStockSharesOutstanding


Entity
Period End2021-04-19
Value199
Percentage of EntityCommonStockSharesOutstanding100.0

us-gaap:AccruedEmployeeBenefitsCurrent

us-gaap:AccruedEmployeeBenefitsCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value3754000.03300000.04282000.03647000.03357000.02732000.02276000.03158000.03009000.02673000.02248000.03381000.03161000.02983000.02378000.03999000.03862000.03308000.04317000.03534000.03424000.03242000.03042000.03266000.04125000.03811000.03208000.04383000.04112000.03557000.02898000.03701000.03422000.03182000.02607000.03338000.03328000.01431000.0
Percentage of AccruedEmployeeBenefitsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedSalariesCurrent

us-gaap:AccruedSalariesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value4.1972.9187.6467.7116.224.4399.1056.6245.6814.1598.6096.1174.142.7878.3638.6367.2914.665129.4787.7365.3289.5379.5918.2067.8199.041118.026.9386.768106.7315.9284.5589.0426.0595.088
Percentage of AccruedSalariesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1184000.01295000.01335000.01931000.02187000.02566000.02412000.02247000.02074000.01984000.01919000.01507000.01391000.01353000.01063000.02336000.01280000.01006000.01063000.02343000.01714000.02038000.01895000.01987000.0970000.0785000.0752000.01019000.0908000.0987000.0832000.0768000.0811000.0818000.0905000.0878000.0859000.0666000.0712000.0673000.0764000.0702000.0
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax


Available
Period End2021-06-302019-12-312018-12-312018-09-302018-06-302017-12-31
Value3000.03000.069000.0038000.0122000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.0100.00.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax us-gaap:FinancialInstrument

clne:ZeroCouponBonds


Available
Period End2021-06-302019-12-312018-12-312017-12-31
Value2000.0028000.033000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax66.70.040.627.0

us-gaap:USStatesAndPoliticalSubdivisions


Available
Period End2021-06-302019-12-312018-12-31
Value1000.0019000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax33.30.027.5

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value12029290.531629566666666595211141
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:FinancialInstrument

clne:ZeroCouponBonds


Available
Period End2021-06-302020-06-302020-03-312019-12-312018-12-312017-12-31
Value1171326332954
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis97.984.790.059.645.438.3

us-gaap:CertificatesOfDeposit


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312017-12-31
Value0.530.530.530.530.530.5180.5180.50710
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.41.81.8100.03.21.70.90.87.7

us-gaap:USStatesAndPoliticalSubdivisions


Available
Period End2021-06-302021-03-312020-12-312019-12-312018-12-31
Value2.02728282.9869.21
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis1.798.298.25.214.0

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value12029290.531629566666666595211141
Percentage of AvailableForSaleSecuritiesDebtSecuritiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, clne:ZeroCouponBonds


Available
Period End2021-06-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value1171326333235232954
Percentage of AvailableForSaleSecuritiesDebtSecuritiesCurrent97.984.790.159.649.353.335.545.438.3

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:USStatesAndPoliticalSubdivisions


Available
Period End2021-06-302021-03-312020-12-312019-12-312018-12-31
Value2.02628282.9869.191
Percentage of AvailableForSaleSecuritiesDebtSecuritiesCurrent1.798.298.25.214.0

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsRecurring, clne:ZeroCouponBonds


Available
Period End2021-06-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value1171326333235232954
Percentage of AvailableForSaleSecuritiesDebtSecuritiesCurrent97.984.790.159.649.353.335.545.438.3

us-gaap:FairValueMeasurementsRecurring, us-gaap:USStatesAndPoliticalSubdivisions


Available
Period End2021-06-302021-03-312020-12-312019-12-312018-12-31
Value2.02628282.9869.191
Percentage of AvailableForSaleSecuritiesDebtSecuritiesCurrent1.798.298.25.214.0

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent us-gaap:FinancialInstrument

clne:ZeroCouponBonds


Available
Period End2021-06-302020-06-302020-03-312019-12-312018-12-312017-12-31
Value1171326332954
Percentage of AvailableForSaleSecuritiesDebtSecuritiesCurrent97.984.790.159.645.438.3

us-gaap:CertificatesOfDeposit


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312017-12-31
Value0.530.530.530.530.530.5180.5180.50710
Percentage of AvailableForSaleSecuritiesDebtSecuritiesCurrent0.41.81.8100.03.21.70.90.87.7

us-gaap:USStatesAndPoliticalSubdivisions


Available
Period End2021-06-302021-03-312020-12-312019-12-312018-12-31
Value2.02628282.9869.191
Percentage of AvailableForSaleSecuritiesDebtSecuritiesCurrent1.798.298.25.214.0

us-gaap:BusinessAcquisitionPercentageOfVotingInterestsAcquired us-gaap:BusinessAcquisition, us-gaap:TypeOfArrangement

us-gaap:BusinessAcquisitionPercentageOfVotingInterestsAcquired

clne:NgAdvantage, clne:CommonUnitPurchaseAgreement


Business
Period End2020-12-312020-09-302020-06-302020-02-292020-02-062020-02-052019-03-312018-10-012018-02-282014-10-14
Value93.393.30.9330.9330.9320.6460.6460.6170.5350.533
Percentage of BusinessAcquisitionPercentageOfVotingInterestsAcquired100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue

clne:NgAdvantage


Business
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value9.39.69.9109.61113141718192022232324242525-26.094-26.393
Percentage of BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

clne:NgAdvantage


Business
Period End2021-06-302021-03-312020-12-31
Value8.89.19.3
Percentage of BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue0.00.0100.0

us-gaap:CapitalizedComputerSoftwareAccumulatedAmortization

us-gaap:CapitalizedComputerSoftwareAccumulatedAmortization


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-312011-12-31
Value292928282727262524232221201918201918171615141312121110109.3588.6457.7475.383.568
Percentage of CapitalizedComputerSoftwareAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedComputerSoftwareNet

us-gaap:CapitalizedComputerSoftwareNet


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312017-12-312016-12-312015-12-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-312011-12-31
Value3332323131303029262522202119181818175.539
Percentage of CapitalizedComputerSoftwareNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedContractCostGross

us-gaap:CapitalizedContractCostGross


Capitalized
Period End2020-12-312019-12-312018-12-31
Value10109.1
Percentage of CapitalizedContractCostGross100.0100.0100.0

us-gaap:CashUninsuredAmount

us-gaap:CashUninsuredAmount


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value132115107907768472834344088237
Percentage of CashUninsuredAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

us-gaap:ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1

us-gaap:SubsequentEvent, clne:TransactionAgreementWithAmazon


Class
Period End2021-04-16
Value13.49
Percentage of ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1100.0

us-gaap:ContractWithCustomerAssetGrossNoncurrent

us-gaap:ContractWithCustomerAssetGrossNoncurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-01-012017-12-31
Value3757000.03951000.03998000.03854000.03829000.03840000.03777000.03568000.03654000.03740000.03825000.03890000.03954000.04083000.05046000.0
Percentage of ContractWithCustomerAssetGrossNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetNet

us-gaap:ContractWithCustomerAssetNet


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
Value4.4984.7634.7274.8095.3664.7674.2325.4924.5474.5834.4814.444.5336563
Percentage of ContractWithCustomerAssetNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetNetCurrent

us-gaap:ContractWithCustomerAssetNetCurrent


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
Value741000.0812000.0729000.0955000.01537000.0927000.0455000.01924000.0893000.0843000.0656000.0550000.0579000.01249000.01356000.0
Percentage of ContractWithCustomerAssetNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiability


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-01-012017-12-31
Value1.0062.621.6970.9382.0449.182111111111519201516
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:ContractWithCustomerLiabilityNoncurrent


Contract
Period End2021-03-312020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-01-012017-12-31
Value0.0590.0593.4016.3397.2297.0446.8619.84410101313
Percentage of ContractWithCustomerLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractualObligationDueInSecondYear us-gaap:OtherCommitments

us-gaap:ContractualObligationDueInSecondYear

clne:LongTermNaturalGasPurchaseContracts


Contractual
Period End2020-12-31
Value1200000.0
Percentage of ContractualObligationDueInSecondYear100.0

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3886853536878979808279
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:CounterpartyName, us-gaap:LongtermDebtType

clne:SocitGnrale, clne:TermLoanFacility


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value9.57.05.14.74.64.64.4
Percentage of DebtInstrumentCarryingAmount24.88.15.913.312.55.24.9

us-gaap:DebtInstrumentCarryingAmount us-gaap:LongtermDebtType

clne:NGAdvantageDebt


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2728293031323328293128
Percentage of DebtInstrumentCarryingAmount72.733.234.485.185.837.038.035.736.937.936.2

clne:OtherDebt


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.9831.0741.1620.5630.6130.7370.7960.8540.9120.9691.024
Percentage of DebtInstrumentCarryingAmount2.61.21.41.61.70.80.91.11.11.21.3

clne:SGCreditAgreement


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value9.57.05.14.74.64.64.40.3
Percentage of DebtInstrumentCarryingAmount24.88.15.913.312.55.24.90.4

clne:TermLoanFacility


Debt
Period End2020-12-312019-12-31
Value5.14.4
Percentage of DebtInstrumentCarryingAmount5.94.9

us-gaap:DebtInstrumentFaceAmount us-gaap:BusinessAcquisition

us-gaap:DebtInstrumentFaceAmount

clne:NgAdvantage


Debt
Period End2020-12-31
Value12
Percentage of DebtInstrumentFaceAmount100.0

us-gaap:DebtInstrumentFaceAmount us-gaap:CounterpartyName, us-gaap:DebtInstrument

clne:BPProductsNorthAmerica, clne:BpLoan


Debt
Period End2020-12-18
Value50
Percentage of DebtInstrumentFaceAmount0.0

us-gaap:DebtInstrumentFaceAmount us-gaap:CounterpartyName, us-gaap:LongtermDebtType

clne:BPProductsNorthAmerica, clne:BpLoan


Debt
Period End2020-12-18
Value50
Percentage of DebtInstrumentFaceAmount0.0

us-gaap:DeferredFinanceCostsCurrentNet

us-gaap:DeferredFinanceCostsCurrentNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value29000.032000.039000.067000.067000.074000.084000.085000.058000.058000.099000.072000.0220000.0371000.0524000.058000.058000.058000.0183000.0177000.0192000.0243000.0273000.0
Percentage of DeferredFinanceCostsCurrentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredFinanceCostsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value86000.0106000.0117000.0147000.0160000.0183000.0209000.0139000.0164000.0189000.0213000.0366000.0540000.0731000.0844000.01000000.01179000.01351000.01972000.02921000.03297000.04304000.05264000.0
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsNet us-gaap:LongtermDebtType

clne:NGAdvantageDebt


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value86000.0106000.0117000.0147000.0160000.0175000.0192000.0112000.0126000.0141000.0155000.0322000.0259000.0236000.0233000.0222000.0237000.0
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.095.691.980.676.874.672.844.030.723.619.816.412.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value138.573119.787262223262322
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredRevenueCurrent

us-gaap:DeferredRevenueCurrent


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value3.0894.4992.6421.724.897.8397.3389.6713.4326.4876.3597.2127.0418.5449.2999.325107.8565.566111423151816131413133344252118125.15817
Percentage of DeferredRevenueCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value14712913213021920918316210375
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1191071061031811741471267955
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1545000.01456000.01998000.0881000.01168000.02283000.02596000.04693000.0644000.01223000.0
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value6233000.06651000.06801000.06291000.06137000.05780000.04966000.04903000.03297000.03470000.0
Percentage of DeferredTaxAssetsTaxCreditCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value6.6489.2541113262321201511
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value4940000.04899000.05254000.05775000.04566000.04512000.04834000.03367000.02303000.01163000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesDerivatives

us-gaap:DeferredTaxLiabilitiesDerivatives


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value1596000.0998000.02751000.00
Percentage of DeferredTaxLiabilitiesDerivatives100.0100.0100.00.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value2221000.01910000.01650000.04206000.05599000.04600000.03864000.01626000.0
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesInvestments

us-gaap:DeferredTaxLiabilitiesInvestments


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2926000.04754000.04346000.01981000.01432000.0
Percentage of DeferredTaxLiabilitiesInvestments100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesLeasingArrangements


Deferred
Period End2020-12-312019-12-31
Value6788000.07338000.0
Percentage of DeferredTaxLiabilitiesLeasingArrangements100.0100.0

us-gaap:DerivativeAssetCollateralObligationToReturnCashOffset us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeAssetCollateralObligationToReturnCashOffset

clne:DerivativeAssetNoncurrentRelatedParty, us-gaap:CommodityContract, us-gaap:Nondesignated


Derivative
Period End2021-06-30
Value263000.0
Percentage of DerivativeAssetCollateralObligationToReturnCashOffset100.0

us-gaap:DerivativeAssetCollateralObligationToReturnCashOffset us-gaap:HedgingDesignation

us-gaap:Nondesignated


Derivative
Period End2021-06-30
Value263000.0
Percentage of DerivativeAssetCollateralObligationToReturnCashOffset100.0

us-gaap:DerivativeAssetMeasurementInput us-gaap:Range, us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique

us-gaap:DerivativeAssetMeasurementInput

srt:Maximum, clne:FuelContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, clne:HistoricalDifferentialToPetroleumAdministrationForDefenseDistrict3Diesel, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1.581.581.581.581.581.331.16
Percentage of DerivativeAssetMeasurementInput100.0100.0100.0100.0100.0100.0100.0

srt:Maximum, clne:FuelContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, clne:HistoricalDifferentialToPetroleumAdministrationForDefenseDistrict5Diesel, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value2.582.582.582.582.582.452.3
Percentage of DerivativeAssetMeasurementInput163.3163.3163.3163.3163.3184.2198.3

srt:Maximum, clne:FuelContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, us-gaap:MeasurementInputCommodityForwardPrice, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1.981.721.541.441.471.421.88
Percentage of DerivativeAssetMeasurementInput125.3108.997.591.193.0106.8162.1

srt:Maximum, us-gaap:CommodityContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, clne:HistoricalDifferentialToPetroleumAdministrationForDefenseDistrict3Diesel, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.581.581.581.581.581.331.161.161.161.161.16
Percentage of DerivativeAssetMeasurementInput100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

srt:Maximum, us-gaap:CommodityContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, clne:HistoricalDifferentialToPetroleumAdministrationForDefenseDistrict5Diesel, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.582.582.582.582.582.452.32.32.32.142.12
Percentage of DerivativeAssetMeasurementInput163.3163.3163.3163.3163.3184.2198.30.00.00.00.0

srt:Maximum, us-gaap:CommodityContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, us-gaap:MeasurementInputCommodityForwardPrice, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.981.721.541.441.471.421.881.751.861.961.79
Percentage of DerivativeAssetMeasurementInput125.3108.997.591.193.0106.8162.10.00.00.00.0

srt:Minimum, clne:FuelContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, clne:HistoricalDifferentialToPetroleumAdministrationForDefenseDistrict3Diesel, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value0.810.810.810.810.80.790.79
Percentage of DerivativeAssetMeasurementInput51.351.351.351.350.659.468.1

srt:Minimum, clne:FuelContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, clne:HistoricalDifferentialToPetroleumAdministrationForDefenseDistrict5Diesel, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1.751.751.661.421.321.321.32
Percentage of DerivativeAssetMeasurementInput110.8110.8105.189.983.599.2113.8

srt:Minimum, clne:FuelContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, us-gaap:MeasurementInputCommodityForwardPrice, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1.871.661.471.261.31.251.76
Percentage of DerivativeAssetMeasurementInput118.4105.193.079.782.394.0151.7

srt:Minimum, us-gaap:CommodityContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, clne:HistoricalDifferentialToPetroleumAdministrationForDefenseDistrict3Diesel, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.810.810.810.810.80.790.790.760.760.761.76
Percentage of DerivativeAssetMeasurementInput51.351.351.351.350.659.468.10.00.00.00.0

srt:Minimum, us-gaap:CommodityContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, clne:HistoricalDifferentialToPetroleumAdministrationForDefenseDistrict5Diesel, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.751.751.661.421.321.321.321.251.251.251.22
Percentage of DerivativeAssetMeasurementInput110.8110.8105.189.983.599.2113.80.00.00.00.0

srt:Minimum, us-gaap:CommodityContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, us-gaap:MeasurementInputCommodityForwardPrice, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.871.661.471.261.31.251.761.691.81.91.71
Percentage of DerivativeAssetMeasurementInput118.4105.193.079.782.394.0151.70.00.00.00.0

srt:WeightedAverage, clne:FuelContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, clne:HistoricalDifferentialToPetroleumAdministrationForDefenseDistrict3Diesel, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1.011.00.990.980.960.930.91
Percentage of DerivativeAssetMeasurementInput63.963.362.762.060.869.978.4

srt:WeightedAverage, clne:FuelContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, clne:HistoricalDifferentialToPetroleumAdministrationForDefenseDistrict5Diesel, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value2.062.042.011.981.921.851.78
Percentage of DerivativeAssetMeasurementInput130.4129.1127.2125.3121.5139.1153.4

srt:WeightedAverage, clne:FuelContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, us-gaap:MeasurementInputCommodityForwardPrice, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1.921.691.51.381.41.371.81
Percentage of DerivativeAssetMeasurementInput121.5107.094.987.388.6103.0156.0

srt:WeightedAverage, us-gaap:CommodityContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, clne:HistoricalDifferentialToPetroleumAdministrationForDefenseDistrict3Diesel, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.011.00.990.980.960.930.910.910.90.890.89
Percentage of DerivativeAssetMeasurementInput63.963.362.762.060.869.978.40.00.00.00.0

srt:WeightedAverage, us-gaap:CommodityContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, clne:HistoricalDifferentialToPetroleumAdministrationForDefenseDistrict5Diesel, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.062.042.011.981.921.851.781.721.651.591.55
Percentage of DerivativeAssetMeasurementInput130.4129.1127.2125.3121.5139.1153.40.00.00.00.0

srt:WeightedAverage, us-gaap:CommodityContract, us-gaap:FairValueInputsLevel3, us-gaap:Nondesignated, us-gaap:MeasurementInputCommodityForwardPrice, us-gaap:ValuationTechniqueDiscountedCashFlow


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.921.691.51.381.41.371.811.721.831.931.75
Percentage of DerivativeAssetMeasurementInput121.5107.094.987.388.6103.0156.00.00.00.00.0

us-gaap:DerivativeAssets us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeAssets

clne:DerivativeAssetNoncurrentRelatedParty, us-gaap:CommodityContract, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value0.9624.0576.576.8828.7623.278.824
Percentage of DerivativeAssets100.0100.0100.0100.0100.0100.0100.0

clne:DerivativeAssetsCurrentRelatedParty, us-gaap:CommodityContract, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-31
Value0.3851.591
Percentage of DerivativeAssets40.039.2

clne:DerivativeLiabilityCurrentRelatedParty, us-gaap:CommodityContract, us-gaap:Nondesignated


Derivative
Period End2020-09-302020-06-302020-03-31
Value3.2692.8613.783
Percentage of DerivativeAssets49.841.643.2

clne:LongTermInvestmentsAndReceivables, clne:FuelContract, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value3.671.8630.5420.1250.0820.0230.491
Percentage of DerivativeAssets0.0193.713.41.91.20.315.0

us-gaap:PrepaidExpensesAndOtherCurrentAssets, clne:FuelContract, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1.3990.6580.2490.0010.0120.120.232
Percentage of DerivativeAssets0.068.46.10.00.21.47.1

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

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:EmbeddedDerivativeFinancialInstruments


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value5.0692.5210.7910.1260.0940.1430.723
Percentage of DerivativeAssets0.0262.119.51.91.41.622.1

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:Swap


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.3475.6489.8399.743123.276.6735.6965.36210
Percentage of DerivativeAssets140.0139.2149.8141.6143.2100.00.00.00.0117.1

us-gaap:DerivativeAssets us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsRecurring, us-gaap:EmbeddedDerivativeFinancialInstruments


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value5.0692.5210.7910.1260.0940.1430.723
Percentage of DerivativeAssets0.0262.119.51.91.41.622.1

us-gaap:FairValueMeasurementsRecurring, us-gaap:Swap


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.3475.6489.8399.743123.276.6735.6965.36210
Percentage of DerivativeAssets140.0139.2149.8141.6143.2100.00.00.00.0117.1

us-gaap:DerivativeAssets us-gaap:HedgingDesignation

us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value5.0693.8686.4399.9659.837123.99310
Percentage of DerivativeAssets0.0402.1158.7151.7142.9144.8122.1117.1

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

us-gaap:DerivativeFairValueOfDerivativeAsset

clne:DerivativeAssetNoncurrentRelatedParty, us-gaap:CommodityContract, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.2630.9624.0576.576.8828.7623.275.7425.0414.6348.824
Percentage of DerivativeFairValueOfDerivativeAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

clne:DerivativeAssetsCurrentRelatedParty, us-gaap:CommodityContract, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-31
Value0.3851.591
Percentage of DerivativeFairValueOfDerivativeAsset40.039.2

clne:DerivativeLiabilityCurrentRelatedParty, us-gaap:CommodityContract, us-gaap:Nondesignated


Derivative
Period End2020-09-302020-06-302020-03-31
Value3.2692.8613.783
Percentage of DerivativeFairValueOfDerivativeAsset49.841.643.2

clne:LongTermInvestmentsAndReceivables, clne:FuelContract, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value3.671.8630.5420.1250.0820.0230.491
Percentage of DerivativeFairValueOfDerivativeAsset1395.4193.713.41.91.20.315.0

us-gaap:PrepaidExpensesAndOtherCurrentAssets, clne:FuelContract, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1.3990.6580.2490.0010.0120.120.232
Percentage of DerivativeFairValueOfDerivativeAsset531.968.46.10.00.21.47.1

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:HedgingDesignation

us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value5.3323.8686.4399.9659.837123.9937.2756.14610
Percentage of DerivativeFairValueOfDerivativeAsset2027.4402.1158.7151.7142.9144.8122.1126.7121.9117.1

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

us-gaap:DerivativeFairValueOfDerivativeLiability

clne:DerivativeLiabilityCurrentRelatedParty, us-gaap:CommodityContract, us-gaap:Nondesignated


Derivative
Period End2021-06-302019-12-31
Value709000.0164000.0
Percentage of DerivativeFairValueOfDerivativeLiability100.0100.0

clne:DerivativeLiabilityNoncurrentRelatedParty, us-gaap:CommodityContract, us-gaap:Nondesignated


Derivative
Period End2021-06-30
Value1247000.0
Percentage of DerivativeFairValueOfDerivativeLiability175.9

us-gaap:AccountsPayableAndAccruedLiabilities, clne:FuelContract, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value11000.0283000.0941000.0715000.0344000.042000.0
Percentage of DerivativeFairValueOfDerivativeLiability0.00.00.00.00.025.6

us-gaap:OtherNoncurrentLiabilities, clne:FuelContract, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value19000.0273000.01261000.01209000.02964000.039000.0
Percentage of DerivativeFairValueOfDerivativeLiability0.00.00.00.00.023.8

us-gaap:DerivativeFairValueOfDerivativeLiability us-gaap:HedgingDesignation

us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1956000.030000.0556000.02202000.01924000.03308000.0245000.0
Percentage of DerivativeFairValueOfDerivativeLiability275.90.00.00.00.00.0149.4

us-gaap:DerivativeLiabilities us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeLiabilities

clne:DerivativeLiabilityCurrentRelatedParty, us-gaap:CommodityContract, us-gaap:Nondesignated


Derivative
Period End2021-06-302019-12-31
Value709000.0164000.0
Percentage of DerivativeLiabilities100.0100.0

clne:DerivativeLiabilityNoncurrentRelatedParty, us-gaap:CommodityContract, us-gaap:Nondesignated


Derivative
Period End2021-06-30
Value984000.0
Percentage of DerivativeLiabilities138.8

us-gaap:AccountsPayableAndAccruedLiabilities, clne:FuelContract, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value11000.0283000.0941000.0715000.0344000.042000.0
Percentage of DerivativeLiabilities0.00.00.00.00.025.6

us-gaap:OtherNoncurrentLiabilities, clne:FuelContract, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value19000.0273000.01261000.01209000.02964000.039000.0
Percentage of DerivativeLiabilities0.00.00.00.00.023.8

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

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:EmbeddedDerivativeFinancialInstruments


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value30000.0556000.02202000.01924000.03308000.081000.0
Percentage of DerivativeLiabilities0.00.00.00.00.049.4

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:Swap


Derivative
Period End2021-06-302019-12-31
Value1693000.0164000.0
Percentage of DerivativeLiabilities238.8100.0

us-gaap:DerivativeLiabilities us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsRecurring, us-gaap:EmbeddedDerivativeFinancialInstruments


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value30000.0556000.02202000.01924000.03308000.081000.0
Percentage of DerivativeLiabilities0.00.00.00.00.049.4

us-gaap:FairValueMeasurementsRecurring, us-gaap:Swap


Derivative
Period End2021-06-302019-12-31
Value1693000.0164000.0
Percentage of DerivativeLiabilities238.8100.0

us-gaap:DerivativeLiabilities us-gaap:HedgingDesignation

us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1693000.030000.0556000.02202000.01924000.03308000.0245000.0
Percentage of DerivativeLiabilities238.80.00.00.00.00.0149.4

us-gaap:DerivativeLiabilityCollateralRightToReclaimCashOffset us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeLiabilityCollateralRightToReclaimCashOffset

clne:DerivativeLiabilityNoncurrentRelatedParty, us-gaap:CommodityContract, us-gaap:Nondesignated


Derivative
Period End2021-06-30
Value263000.0
Percentage of DerivativeLiabilityCollateralRightToReclaimCashOffset100.0

us-gaap:DerivativeLiabilityCollateralRightToReclaimCashOffset us-gaap:HedgingDesignation

us-gaap:Nondesignated


Derivative
Period End2021-06-30
Value263000.0
Percentage of DerivativeLiabilityCollateralRightToReclaimCashOffset100.0

us-gaap:DerivativeSwapTypeAverageVariablePrice us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeSwapTypeAverageVariablePrice

clne:CommoditySwap2020, us-gaap:Nondesignated


Derivative
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3.183.182.32.372.682.823.183.18
Percentage of DerivativeSwapTypeAverageVariablePrice100.0100.0100.0100.0100.0100.0100.0100.0

clne:CommoditySwap2021, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3.183.183.183.183.182.32.342.682.823.183.18
Percentage of DerivativeSwapTypeAverageVariablePrice0.00.00.0100.0100.0100.098.7100.0100.0100.0100.0

clne:CommoditySwap2022, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3.183.183.183.183.182.32.342.682.823.183.18
Percentage of DerivativeSwapTypeAverageVariablePrice0.00.00.0100.0100.0100.098.7100.0100.0100.0100.0

clne:CommoditySwap2023, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3.183.183.183.183.182.32.342.682.823.183.18
Percentage of DerivativeSwapTypeAverageVariablePrice0.00.00.0100.0100.0100.098.7100.0100.0100.0100.0

clne:CommoditySwap2024, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3.183.183.183.183.181.711.762.382.623.183.18
Percentage of DerivativeSwapTypeAverageVariablePrice0.00.00.0100.0100.074.374.388.892.9100.0100.0

us-gaap:CommodityContract, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3.183.183.183.183.182.252.32.652.823.183.18
Percentage of DerivativeSwapTypeAverageVariablePrice0.00.00.0100.0100.097.897.098.9100.0100.0100.0

us-gaap:DueFromRelatedParties us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:DueFromRelatedParties

clne:SAFECECS.r.l.


Due
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value0100000.0200000.0100000.0200000.0900000.0
Percentage of DueFromRelatedParties0.0100.0100.0100.0100.0100.0

clne:TOTLS.a


Due
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value500000.0100000.0900000.01000000.0800000.00
Percentage of DueFromRelatedParties0.0100.0450.01000.0400.00.0

us-gaap:DueToRelatedPartiesCurrentAndNoncurrent us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:DueToRelatedPartiesCurrentAndNoncurrent

clne:SAFECECS.r.l.


Due
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value1700000.0900000.0900000.0500000.0800000.0800000.0
Percentage of DueToRelatedPartiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability

us-gaap:EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability


Embedded
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value11000.0283000.0941000.0715000.0344000.042000.0
Percentage of EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized


Employee
Period End2021-06-302021-03-312020-09-30
Value26303.3
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized us-gaap:AwardType

clne:ServiceBasedRestrictedStockUnitsRSU


Employee
Period End2020-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-30
Value1.13.1455.7997.5354.1860.5490.6
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized0.00.00.00.00.00.00.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions us-gaap:AwardType, us-gaap:PlanName

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions

us-gaap:EmployeeStockOption, clne:EquityIncentivePlan2016


Employee
Period End2020-12-31
Value1.6
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions100.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:CounterpartyName, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement

us-gaap:EquityMethodInvestmentOwnershipPercentage

clne:CounterpartyToJointVentureBp, clne:BpJvJointVentureAgreement, clne:AdgRngProductionFacilities


Equity
Period End2021-06-30
Value50.0
Percentage of EquityMethodInvestmentOwnershipPercentage100.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:Range, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

srt:Maximum, us-gaap:SubsequentEvent, clne:TransactionAgreementWithAmazon


Equity
Period End2021-04-16
Value4.999
Percentage of EquityMethodInvestmentOwnershipPercentage0.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:Range, us-gaap:TypeOfArrangement

srt:Maximum, clne:TransactionAgreementWithAmazon


Equity
Period End2021-04-16
Value4.999
Percentage of EquityMethodInvestmentOwnershipPercentage0.0

us-gaap:EquityMethodInvestments us-gaap:BusinessAcquisition

us-gaap:EquityMethodInvestments

clne:SAFECECS.r.l.


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value242324232222232323232324252627
Percentage of EquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestments us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

clne:SAFECECS.r.l.


Equity
Period End2020-12-312019-12-31
Value2423
Percentage of EquityMethodInvestments100.0100.0

us-gaap:EquityMethodInvestments us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement

clne:BpJvJointVentureAgreement, clne:AdgRngProductionFacilities


Equity
Period End2021-06-30
Value50
Percentage of EquityMethodInvestments204.1

us-gaap:EquityMethodInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

clne:MansfieldEnergyCorp


Equity
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value1.61.61.7081.5121.5421.5721.6061.6421.6441.6574.6215.514.695
Percentage of EquityMethodInvestments6.56.87.35.40.00.00.00.00.00.00.00.00.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue us-gaap:FairValueByAssetClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

us-gaap:EmbeddedDerivativeFinancialInstruments


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value5.0692.5210.7910.1260.0940.1430.7230.6020.45
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Swap


Fair
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.3475.6489.8399.743123.276.6735.6965.36210
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue53.4714.07808.710364.98772.7452.31108.51265.80.00.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue us-gaap:FairValueByLiabilityClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

us-gaap:EmbeddedDerivativeFinancialInstruments


Fair
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value0.030.5562.2021.9243.3080.081
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue100.0100.0100.0100.0100.0100.0

us-gaap:Swap


Fair
Period End2021-06-302019-12-31
Value1.6930.164
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue0.0202.5

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiability


Finance
Period End2020-12-312019-12-31
Value3392000.03330000.0
Percentage of FinanceLeaseLiability100.0100.0

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityCurrent


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value807000.0809000.0840000.0964000.0745000.0696000.0615000.0642000.0654000.0693000.0
Percentage of FinanceLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityNoncurrent


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value2593000.02709000.02552000.02727000.02908000.02909000.02715000.03140000.03236000.03776000.0
Percentage of FinanceLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDue


Finance
Period End2020-12-31
Value3780000.0
Percentage of FinanceLeaseLiabilityPaymentsDue100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths


Finance
Period End2020-12-31
Value990000.0
Percentage of FinanceLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive


Finance
Period End2020-12-31
Value314000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearFive100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour


Finance
Period End2020-12-31
Value1062000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearFour100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree


Finance
Period End2020-12-31
Value658000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearThree100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo


Finance
Period End2020-12-31
Value756000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearTwo100.0

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount


Finance
Period End2020-12-31
Value388000.0
Percentage of FinanceLeaseLiabilityUndiscountedExcessAmount100.0

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent


Finance
Period End2020-12-312019-12-31
Value5.275.09
Percentage of FinanceLeaseWeightedAverageDiscountRatePercent100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1212119.73373024303019
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2020-12-31
Value500000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FiniteLivedIntangibleAssetsGross


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value13131313858484110125121
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value5.3765.3765.3765.376161616122321
Percentage of FiniteLivedIntangibleAssetsGross40.440.440.440.419.419.519.411.618.617.8

us-gaap:NoncompeteAgreements


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value0.860.860.860.862.062.062.062.1262.1262.126
Percentage of FiniteLivedIntangibleAssetsGross6.56.56.56.52.42.42.41.91.71.8

us-gaap:TrademarksAndTradeNames


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value2.72.72.72.78.28.28.26.77.4
Percentage of FiniteLivedIntangibleAssetsGross20.320.320.320.39.69.79.76.15.9

us-gaap:InterestPayableCurrent

us-gaap:InterestPayableCurrent


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value411000.0868000.0512000.0310000.0287000.0285000.0220000.0190000.01142000.01135000.078000.04897000.03431000.035000.01486000.039000.01523000.02957000.01849000.04952000.02789000.05995000.03718000.06818000.03721000.06820000.03748000.01169000.03890000.0981000.04216000.0302000.0
Percentage of InterestPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryRawMaterialsNetOfReserves

us-gaap:InventoryRawMaterialsNetOfReserves


Inventory
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value27282829292931333234373737354224222423262625282828313234343030253730323030
Percentage of InventoryRawMaterialsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-31
Value4707000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:LineOfCredit us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:LineOfCredit

clne:BerkshireBank, us-gaap:RevolvingCreditFacility, clne:NGAdvantageDebt


Line
Period End2021-06-30
Value0.5
Percentage of LineOfCredit100.0

us-gaap:LineOfCreditFacilityInterestRateAtPeriodEnd us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:LineOfCreditFacilityInterestRateAtPeriodEnd

clne:BerkshireBank, us-gaap:RevolvingCreditFacility, clne:NGAdvantageDebt


Line
Period End2021-06-30
Value3.5
Percentage of LineOfCreditFacilityInterestRateAtPeriodEnd100.0

us-gaap:LineOfCreditFacilityInterestRateAtPeriodEnd us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:VariableRate

clne:BerkshireBank, us-gaap:RevolvingCreditFacility, clne:NGAdvantageDebt, us-gaap:PrimeRate


Line
Period End2021-06-30
Value3.25
Percentage of LineOfCreditFacilityInterestRateAtPeriodEnd92.9

us-gaap:LineOfCreditFacilityInterestRateAtPeriodEnd us-gaap:CounterpartyName, us-gaap:Range, us-gaap:DebtInstrument, us-gaap:LongtermDebtType

clne:PlainsCapitalBank, srt:Minimum, us-gaap:RevolvingCreditFacility, clne:PlainsCreditFacility


Line
Period End2021-05-01
Value3.25
Percentage of LineOfCreditFacilityInterestRateAtPeriodEnd0.0

us-gaap:LineOfCreditFacilityInterestRateAtPeriodEnd us-gaap:Range, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

srt:Minimum, clne:PlainsLsaLoanAndSecurityAgreement, us-gaap:SubsequentEvent


Line
Period End2021-05-01
Value3.25
Percentage of LineOfCreditFacilityInterestRateAtPeriodEnd0.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

clne:PlainsCapitalBank, us-gaap:RevolvingCreditFacility, clne:PlainsCreditFacility


Line
Period End2021-05-01
Value20
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:CounterpartyName, us-gaap:LongtermDebtType, us-gaap:PropertyPlantAndEquipmentByType

clne:SocitGnrale, clne:TermLoanFacility, us-gaap:BuildingAndBuildingImprovements


Line
Period End2021-03-12
Value45
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:CounterpartyName, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

clne:SocitGnrale, clne:TermLoanFacility, us-gaap:SubsequentEvent, clne:AdgRngProductionFacilities


Line
Period End2021-03-03
Value20
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:CounterpartyName, us-gaap:LongtermDebtType, us-gaap:TypeOfArrangement

clne:SocitGnrale, clne:TermLoanFacility, clne:AdgRngProductionFacilities


Line
Period End2021-03-03
Value20
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

clne:PlainsLsaLoanAndSecurityAgreement, us-gaap:SubsequentEvent


Line
Period End2021-05-01
Value20
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0

us-gaap:LongTermAccountsNotesAndLoansReceivableNetNoncurrent

us-gaap:LongTermAccountsNotesAndLoansReceivableNetNoncurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value70322728283331
Percentage of LongTermAccountsNotesAndLoansReceivableNetNoncurrent100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive


Long
Period End2020-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value8.3054.6463.6684.4533.95356137126
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive us-gaap:LongtermDebtType

clne:NGAdvantageDebt


Long
Period End2020-12-312018-12-312017-12-31
Value8.3050.0731.327
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive100.01.636.2

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value3.631565.5041406.1261504.8462330
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths us-gaap:LongtermDebtType

clne:NGAdvantageDebt


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value3.275.8573.2423.483
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths90.110.458.92.5

clne:OtherDebt


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value0.3610.240.2310.2182.8162.4452.906
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths9.90.44.20.246.01.660.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value1.3978.6422.4993.7973.99653533042.865
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive us-gaap:LongtermDebtType

clne:NGAdvantageDebt


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value1.3974.2421.2542.665
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive100.049.150.270.2

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value9.423114.6424.17354543032.986151
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour us-gaap:LongtermDebtType

clne:NGAdvantageDebt


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value4.162112.6653.055
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour44.299.257.473.2

clne:OtherDebt


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value0.1610.0930.2150.2472.5071.6711.916
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour1.70.84.65.94.63.10.6

clne:TermLoanFacility


Long
Period End2020-12-31
Value5.1
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour54.1

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value9.2386.5154.84954553054.051473.716
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree us-gaap:LongtermDebtType

clne:NGAdvantageDebt


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value8.9766.33.0553.413
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree97.296.763.06.3

clne:OtherDebt


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value0.2620.2150.2470.242.372.2272.147
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree2.83.35.10.44.30.753.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value536.3455541895.4551483.98716
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo us-gaap:LongtermDebtType

clne:BpLoan


Long
Period End2020-12-31
Value50
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo92.9

clne:NGAdvantageDebt


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value3.4256.0923.4133.242
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo6.496.16.25.9

clne:OtherDebt


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value0.3780.2480.240.2292.6672.7062.009
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo0.73.90.40.41.449.61.4

us-gaap:LongtermDebtWeightedAverageInterestRate us-gaap:LongtermDebtType

us-gaap:LongtermDebtWeightedAverageInterestRate

clne:OtherDebt


Longterm
Period End2021-06-302021-03-312020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value4.374.374.380.04780.04780.04780.04780.04780.04780.04790.04790.04790.04790.06350.07380.04660.05720.05110.05040.06650.06350.06480.06670.06810.068
Percentage of LongtermDebtWeightedAverageInterestRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2020-12-312019-12-31
Value8.48.29
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

us-gaap:DomesticCountry


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value468430428417447438369
Percentage of OperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignCountry


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value2.22.01.0060.7277958503627
Percentage of OperatingLossCarryforwards0.50.50.20.217.713.313.60.00.0

us-gaap:StateAndLocalJurisdiction


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value338298297284329336284318184
Percentage of OperatingLossCarryforwards72.369.369.468.373.576.777.10.00.0

us-gaap:OtherReceivablesNetCurrent

us-gaap:OtherReceivablesNetCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value142523231781849.119.4089.1981517165319161519212831266020182556211719262730451724201719181727
Percentage of OtherReceivablesNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherReceivablesNetCurrent us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

clne:FuelTaxAndCarbonCredits


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value5.3351110149.46775690.1690.4340.4340.4341.2561.246360.1770.00.00.06.3586.2756.0396.173400.1380.1550.053340.1670.1670.1576.746.44314322.785.474.0385.912
Percentage of OtherReceivablesNetCurrent35.944.644.664.854.592.382.01.94.64.72.87.07.468.80.90.00.00.029.022.019.523.767.10.70.80.260.90.80.90.825.623.346.872.415.622.619.330.2

clne:MiscellaneousOtherReceivables


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value2.5957.5416.371.7061.6591.618.5360.5971.2561.4958.5732.2673.1915.0984.243.0292.8675.1813.8523.2342.8712.732.32.3623.7895.2913.5734.1176.4256.0386.9777.9568.3212.5133.6354.2845.7135.73
Percentage of OtherReceivablesNetCurrent17.529.426.97.49.62.010.16.613.416.355.212.719.09.522.018.618.726.117.611.39.310.53.811.720.321.16.419.135.931.326.528.727.75.520.417.727.229.2

us-gaap:AccruedIncomeReceivable


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value6.5276.286.3356.0665.5784.0386.1246.7575.8975.3826.2619.0077.0636.465106.3285.5076.9784.3089.985137.617.1067.53610
Percentage of OtherReceivablesNetCurrent43.924.526.826.232.14.97.274.262.758.540.350.342.012.052.438.936.035.119.635.042.329.211.737.518.0

us-gaap:AutomobileLoan


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value0.4020.3940.3940.3860.6590.6590.6531.5871.8211.8870.2765.365.3275.1634.7466.8966.9427.7027.4169.078.999.53210108.9828.1848.2575.4735.2445.2225.9194.8213.2853.6464.1514.272.2231.789
Percentage of OtherReceivablesNetCurrent2.71.51.71.73.80.80.817.419.420.51.830.031.79.624.742.445.338.833.831.829.036.617.450.148.132.614.725.429.327.122.517.410.98.023.317.710.69.1

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization


Property
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value413404394385354
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization100.0100.0100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization us-gaap:PropertyPlantAndEquipmentByType

clne:FinanceLeasedAssets


Property
Period End2020-12-312019-12-31
Value1.9052.134
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization0.50.6

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization


Property
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value274283290298323
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization100.0100.0100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization us-gaap:PropertyPlantAndEquipmentByType

clne:FinanceLeasedAssets


Property
Period End2020-12-312019-12-31
Value3.013.043
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization1.00.9

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization


Property
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value688688685683678
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization100.0100.0100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization us-gaap:PropertyPlantAndEquipmentByType

clne:FinanceLeasedAssets


Property
Period End2020-12-312019-12-31
Value4.9155.177
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization0.70.8

us-gaap:ConstructionInProgress


Property
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value7672737175
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization11.110.610.710.511.1

us-gaap:GasGatheringAndProcessingEquipment


Property
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value346346344347324
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization50.350.450.350.847.8

us-gaap:GasTransmissionEquipment


Property
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value7780797979
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization11.211.711.711.611.7

us-gaap:OtherEnergyEquipment


Property
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value90898986101
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization13.113.013.012.715.0

us-gaap:ResidualValueOfLeasedAsset dei:LegalEntity

us-gaap:ResidualValueOfLeasedAsset

clne:NgAdvantage


Residual
Period End2020-12-31
Value1000000.0
Percentage of ResidualValueOfLeasedAsset100.0

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue us-gaap:CreditFacility

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue

us-gaap:StandbyLettersOfCredit


Restricted
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value0.0150.0150.0150.0150.0310.030.030.031.1271.1271.1271.1271.4630.2530.2531.7531.7531.7536.7531.6311.7531.7531.7531.7531.8221.8221.8221.8221.8370.3380.6690.6691.2261.2171.237
Percentage of RestrictedCashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:CollateralPledged


Restricted
Period End2020-12-31
Value7.0
Percentage of RestrictedCashAndCashEquivalentsAtCarryingValue0.0

us-gaap:RestrictedCashAndCashEquivalentsNoncurrent

us-gaap:RestrictedCashAndCashEquivalentsNoncurrent


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value7.0047.003114.04.04.04.04.8484.8484.8484.00.00.00.00.00.564331.4351346214154
Percentage of RestrictedCashAndCashEquivalentsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashAndCashEquivalentsNoncurrent us-gaap:CreditFacility

us-gaap:StandbyLettersOfCredit


Restricted
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value4.04.04.04.04.04.04.04.00.0
Percentage of RestrictedCashAndCashEquivalentsNoncurrent100.0100.0100.0100.082.582.582.5100.00.0

us-gaap:RestrictedCashAndCashEquivalentsNoncurrent us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:CollateralPledged


Restricted
Period End2021-06-302021-03-312020-12-31
Value7.0047.0037.0
Percentage of RestrictedCashAndCashEquivalentsNoncurrent100.0100.063.6

us-gaap:RestrictedCashNoncurrent

us-gaap:RestrictedCashNoncurrent


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value7.0047.003114.04.04.04.04.8484.8484.8484.00.0
Percentage of RestrictedCashNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:RevenueRemainingPerformanceObligation


Revenue
Period End2021-06-302021-03-312020-12-312020-09-30
Value129.61315
Percentage of RevenueRemainingPerformanceObligation100.0100.0100.0100.0

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivable

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivable


Sales
Period End2021-06-302021-03-312020-12-312020-09-30
Value6013000.06247000.06479000.06706000.0
Percentage of SalesTypeAndDirectFinancingLeasesLeaseReceivable100.0100.0100.0100.0

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived


Sales
Period End2021-06-302021-03-312020-12-312020-09-30
Value8313000.08477000.08828000.09178000.0
Percentage of SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived100.0100.0100.0100.0

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedFiveYears

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedFiveYears


Sales
Period End2020-12-31
Value962000.0
Percentage of SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedFiveYears100.0

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedNextTwelveMonths

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedNextTwelveMonths


Sales
Period End2021-06-302021-03-312020-12-312020-09-30
Value1182000.01182000.01402000.01402000.0
Percentage of SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedNextTwelveMonths100.0100.0100.0100.0

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedRemainderOfFiscalYear

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedRemainderOfFiscalYear


Sales
Period End2021-06-302021-03-312020-09-30
Value701000.01051000.0350000.0
Percentage of SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedRemainderOfFiscalYear100.0100.0100.0

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedThereafter

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedThereafter


Sales
Period End2020-12-312020-09-30
Value3358000.04320000.0
Percentage of SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedThereafter100.0100.0

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedTwoYears

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedTwoYears


Sales
Period End2021-06-302021-03-312020-12-312020-09-30
Value962000.0962000.01182000.01182000.0
Percentage of SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedTwoYears100.0100.0100.0100.0

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivableUndiscountedExcessAmount

us-gaap:SalesTypeAndDirectFinancingLeasesLeaseReceivableUndiscountedExcessAmount


Sales
Period End2021-06-302021-03-312020-12-312020-09-30
Value2300000.02230000.02349000.02472000.0
Percentage of SalesTypeAndDirectFinancingLeasesLeaseReceivableUndiscountedExcessAmount100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

clne:ServiceBasedRestrictedStockUnitsRSU


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302012-12-31
Value1.711.711.883.414.565.55.8213.0913.090
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:EmployeeStockOption, clne:EquityIncentivePlan2016


Share
Period End2020-12-31
Value6.51
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:EmployeeStockOption, clne:EquityIncentivePlan2016


Share
Period End2020-12-31
Value31
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue

us-gaap:EmployeeStockOption, clne:EquityIncentivePlan2016


Share
Period End2020-12-31
Value31
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice

us-gaap:EmployeeStockOption, clne:EquityIncentivePlan2016


Share
Period End2020-12-31
Value5.38
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice100.0

us-gaap:SharePrice

us-gaap:SharePrice


Share
Period End2021-04-15
Value11.12
Percentage of SharePrice100.0

us-gaap:SharePrice us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Share
Period End2021-04-15
Value11.12
Percentage of SharePrice100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1 us-gaap:AwardType, us-gaap:PlanName

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:EmployeeStockOption, clne:EquityIncentivePlan2016


Sharebased
Period End2020-12-31
Value19
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1100.0

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

us-gaap:TaxCreditCarryforwardAmount

us-gaap:DomesticCountry, us-gaap:GeneralBusiness


Tax
Period End2020-12-31
Value6200000.0
Percentage of TaxCreditCarryforwardAmount100.0

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value000308000.0241000.00120000.0
Percentage of UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued0.00.00.0100.0100.00.0100.0

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary us-gaap:CounterpartyName, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary

clne:DesertGasServices, clne:NaturalGasSupplyAgreement


Unrecorded
Period End2020-12-312019-12-31
Value1200000.05000000.0
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary100.0100.0

clne:JacksonvilleTransitAuthority, clne:CNGSupplyAgreement


Unrecorded
Period End2020-12-312019-12-312017-12-312016-12-31
Value200000.0700000.0313000.0203000.0
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary16.714.00.00.0

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary us-gaap:CounterpartyName, us-gaap:UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchased

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary

clne:JacksonvilleTransitAuthority, clne:CNGSupplyAgreement


Unrecorded
Period End2020-12-312019-12-312017-12-312016-12-312015-12-31
Value100000.0200000.0429000.0313000.0203000.0
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary100.0100.0100.0100.0100.0

us-gaap:ValuationAllowancesAndReservesBalance us-gaap:ValuationAllowancesAndReservesType

us-gaap:ValuationAllowancesAndReservesBalance

us-gaap:AllowanceForCreditLoss


Valuation
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value1335000.02412000.01920000.01276000.01063000.01895000.0
Percentage of ValuationAllowancesAndReservesBalance100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForNotesReceivable


Valuation
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
Value4105000.03331000.04163000.04544000.01230000.03990000.02850000.02416000.0909000.020000.093000.0216000.0
Percentage of ValuationAllowancesAndReservesBalance307.5138.1216.8356.1115.7210.60.00.00.00.00.00.0

us-gaap:WarrantsAndRightsOutstandingMeasurementInput us-gaap:FinancialInstrument, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique

us-gaap:WarrantsAndRightsOutstandingMeasurementInput

clne:AmazonWarrant, us-gaap:MeasurementInputExpectedTerm, us-gaap:ValuationTechniqueOptionPricingModel


Warrants
Period End2021-06-142021-04-16
Value9.810.0
Percentage of WarrantsAndRightsOutstandingMeasurementInput100.0100.0

clne:AmazonWarrant, us-gaap:MeasurementInputOptionVolatility, us-gaap:ValuationTechniqueOptionPricingModel


Warrants
Period End2021-06-142021-04-16
Value67.9766.46
Percentage of WarrantsAndRightsOutstandingMeasurementInput693.6664.6

clne:AmazonWarrant, us-gaap:MeasurementInputRiskFreeInterestRate, us-gaap:ValuationTechniqueOptionPricingModel


Warrants
Period End2021-06-142021-04-16
Value1.491.59
Percentage of WarrantsAndRightsOutstandingMeasurementInput15.215.9

Line plots across dimensions of each concept


COGS Ratio
us-gaap:ProductOrService
(None,)
C O G S  Ratious-gaap: Product Or Service
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
(None,)
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interestus-gaap: Statement Equity Components
us-gaap:CostOfGoodsAndServicesSold
us-gaap:ProductOrService
(None,)
Cost Of Goods And Services Soldus-gaap: Product Or Service
us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents
(None,)
Other Comprehensive Income Loss Net Of Taxus-gaap: Statement Equity Components
us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)
Profit Lossus-gaap: Statement Equity Components
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service
us-gaap:NoncurrentAssets
us-gaap:StatementGeographical
(None,)
Noncurrent Assetsus-gaap: Statement Geographical
us-gaap:ContractWithCustomerLiabilityCurrent
us-gaap:ProductOrService
(None,)
Contract With Customer Liability Currentus-gaap: Product Or Service
us-gaap:LongTermDebt
us-gaap:LongtermDebtType
(None,)
Long Term Debtus-gaap: Longterm Debt Type
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
(None,)
Stockholders Equity Including Portion Attributable To Noncontrolling Interestus-gaap: Statement Equity Components
us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents
(None,)
Stock Issued During Period Value New Issuesus-gaap: Statement Equity Components
us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)
Profit Lossus-gaap: Statement Equity Components