EME


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

Table of contents



us-gaap:CommonStockValue

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:CostOfGoodsAndServicesSold

us-gaap:GrossProfit

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaid

us-gaap:InterestIncomeExpenseNet

us-gaap:InterestPaidNet

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax
us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments
us-gaap:StatementGeographical
us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

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

us-gaap:SellingGeneralAndAdministrativeExpense

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

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:ConsolidatedEntities, us-gaap:StatementGeographical

us-gaap:AccountsReceivableNetCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:NoncurrentAssets
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments
us-gaap:StatementGeographical

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AmortizationOfIntangibleAssets

us-gaap:PropertyPlantAndEquipmentNet

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

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableCurrent

us-gaap:ContractWithCustomerLiabilityCurrent
us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments
us-gaap:StatementGeographical

us-gaap:LiabilitiesCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherLiabilitiesCurrent
us-gaap:DebtInstrument
us-gaap:LongTermDebt

us-gaap:DebtAndCapitalLeaseObligations

us-gaap:LongTermDebtAndCapitalLeaseObligations

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:TreasuryStockValue

us-gaap:MinorityInterest

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquireProductiveAssets

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:DeferredTaxLiabilities
us-gaap:BalanceSheetLocation

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsValuationAllowance

eme:ContractwithCustomerAssetsandLiabilitiesNetChange
us-gaap:AdjustmentsForNewAccountingPronouncements
eme:CumulativeEffectOnRetainedEarningsBeforeTax2

eme:CumulativeEffectOnRetainedEarningsNetOfTax3
us-gaap:StatementEquityComponents

eme:DefinedBenefitPlanNetPeriodicBenefitCostExcludingServiceCost
us-gaap:StatementEquityComponents
eme:DividendsCommonStock1
us-gaap:StatementBusinessSegments
eme:GoodwillImpairmentTestingPerpetualGrowthRatePercentage
us-gaap:StatementBusinessSegments
eme:GoodwillImpairmentTestingWeightedAverageCostOfCapitalPercentage

eme:Noncashsharebasedcompensationexpense

eme:PaymentsforContingentConsiderationArrangements
us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments
eme:PercentageOfIndividualSegmentRevenues
us-gaap:ProductOrService, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs

us-gaap:AssetImpairmentCharges
us-gaap:BusinessAcquisition
us-gaap:ContractWithCustomerAssetIncreaseDecreaseForContractAcquiredInBusinessCombination
us-gaap:BusinessAcquisition
us-gaap:ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination

us-gaap:ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanContributionsByEmployer
us-gaap:RetirementPlanSponsorLocation
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanInterestCost
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:Depreciation

us-gaap:DividendsCommonStock
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate

us-gaap:ExcessTaxBenefitFromShareBasedCompensationOperatingActivities

us-gaap:GoodwillImpairmentLoss
us-gaap:StatementBusinessSegments

us-gaap:GoodwillPeriodIncreaseDecrease
us-gaap:StatementBusinessSegments

us-gaap:IncreaseDecreaseInOperatingCapital

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InterestRevenueExpenseNet

us-gaap:OtherAssetImpairmentCharges
us-gaap:StatementBusinessSegments

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax

us-gaap:OtherNoncashIncomeExpense

us-gaap:PaymentsForRestructuring
us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:PaymentsOfDividendsMinorityInterest

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:BusinessAcquisition
us-gaap:PaymentsToAcquireBusinessesGross

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromStockPlans

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RepaymentsOfLongTermCapitalLeaseObligations

us-gaap:RestructuringCharges
us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodShares

us-gaap:StockRepurchasedDuringPeriodValue
us-gaap:StatementEquityComponents
us-gaap:StatementBusinessSegments
us-gaap:TangibleAssetImpairmentCharges

dei:EntityCommonStockSharesOutstanding
us-gaap:Range
dei:EntityNumberOfEmployees

eme:AccountsReceivableContractuallyBilledAmountsOnContractsWithClaimsUnapprovedChangeOrders
us-gaap:LossContingenciesByNatureOfContingency
eme:AggregateEstimatedExposureCertainPerformanceObligations
us-gaap:LossContingenciesByNatureOfContingency
eme:AggregateEstimatedExposureOtherContractualObligations

eme:BillingsInExcessOfCostsNet

eme:BillingsonUncompletedConstructionContracts
us-gaap:BusinessAcquisition
eme:BusinessCombinationRecognizedOtherNetLiabilities
us-gaap:BusinessAcquisition
eme:BusinessCombinationRecognizedWorkingCapital

eme:ContractReceivableRetainage1

eme:ContractwithCustomerAssetsandLiabilitiesNet

eme:CostsIncurredonUncompletedConstructionContracts

eme:CostsandEstimatedEarningsonUncompletedConstructionContracts

eme:CurrentMaturitiesOfLongTermDebtAndCapitalLeaseObligations

eme:CurrentMaturitiesOfLongTermDebtAndFinanceLeaseLiabilities

eme:DeferredTaxAssetsDeferredEmployerSSTax

eme:DeferredTaxAssetsLeaseLiabilities
us-gaap:RetirementPlanSponsorLocation
eme:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTenFiscalYears

eme:EstimatedEarningsonUncompletedConstructionContracts
us-gaap:BalanceSheetLocation
eme:EstimatedInsuranceRecoveriesCurrent

eme:IndefiniteLivedTradeNamesAccumulatedImpairmentCharge

eme:IndefiniteLivedTradeNamesGross

eme:IntangibleAssetsAccumulatedImpairmentCharge

eme:LongTermDebtAndFinanceLeaseLiabilitiesNonCurrent

eme:OperatingAndFinanceLeaseAssetsTotal

eme:OperatingAndFinanceLeaseLiabilitiesTotal

eme:RetentionPayable1

eme:UnbilledReceivablesForUnapprovedChangeOrders
us-gaap:BalanceSheetLocation
us-gaap:AccruedInsuranceCurrent
us-gaap:BalanceSheetLocation
us-gaap:AccruedInsuranceNoncurrent

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:AssetsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
us-gaap:CashAndCashEquivalents, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:ContractWithCustomerAssetNetCurrent
us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments
us-gaap:StatementGeographical

us-gaap:ContractWithCustomerLiabilityNoncurrent
us-gaap:DebtInstrument
us-gaap:DebtInstrumentAnnualPrincipalPayment
us-gaap:DebtInstrument, us-gaap:SubsequentEventType
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateEffectivePercentage
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DeferredCompensationPlanAssets
us-gaap:FairValueByMeasurementFrequency

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions

us-gaap:DeferredTaxAssetsTaxDeferredExpenseOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssets

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate
us-gaap:Range, us-gaap:RetirementPlanSponsorLocation
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanBenefitObligation
us-gaap:RetirementPlanSponsorLocation
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanExpectedAmortizationNextFiscalYear
us-gaap:RetirementPlanSponsorLocation
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsRemainderOfFiscalYear
dei:LegalEntity, us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanFairValueOfPlanAssets
dei:LegalEntity, us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:RetirementPlanSponsorLocation
dei:LegalEntity, us-gaap:BalanceSheetLocation, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanFundedStatusOfPlan
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets
dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation
dei:LegalEntity, us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage
dei:LegalEntity, us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation
us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:BalanceSheetLocation
us-gaap:EstimatedInsuranceRecoveries

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:IndefiniteLivedTradeNames

us-gaap:IntangibleAssetsGrossExcludingGoodwill

us-gaap:InventoryRawMaterialsNetOfReserves

us-gaap:InventoryWorkInProcessAndRawMaterialsNetOfReserves

us-gaap:InventoryWorkInProcessNetOfReserves

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LettersOfCreditOutstandingAmount
us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityInterestRateAtPeriodEnd
us-gaap:DebtInstrument, us-gaap:VariableRate
us-gaap:LongTermDebtPercentageBearingVariableInterestRate

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency

us-gaap:RestructuringReserve
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:RevenueRemainingPerformanceObligation
us-gaap:StatementGeographical
us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:RevenueRemainingPerformanceObligationPercentage
us-gaap:StatementGeographical
us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
us-gaap:ConsolidatedEntities, us-gaap:StatementGeographical
us-gaap:UndistributedEarningsOfForeignSubsidiaries
us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance

Plots across concepts


IncomeStatement
Other Comprehensive Income Loss Net Of Tax
Expenses
Income Tax Expense Benefit
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Property Plant And Equipment Net
Current Assets
Prepaid Expense And Other Assets Current
NonCurrent Assets
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Operating Lease Liability
Current Liabilities
Operating Lease Liability Current
Noncurrent Liabilities
Minority Interest
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Weighted Average Number Of Shares Outstanding Basic
DividendsAndRepurchase
Dividends Common Stock
OperatingLeaseLiability
Operating Lease Liability Current
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Undiscounted Excess Amount
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Net
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:CommonStockValue ▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂▄▄▄▄▆▇▇▇▇▇▇▇▇▇▇▇████0.6070.6070.6060.6050.6050.6050.6040.6030.6030.6020.6010.6010.60.60.5990.5990.5980.5990.6060.6140.6140.6130.6170.6350.6340.6330.6360.6620.6770.680.6760.6810.6810.6820.680.6780.6790.6810.6810.6930.6920.6920.69NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁█54.58781355.135304NA55.20024554.93703856.210728NA56.5584556.49951456.424222NA58.5413158.67059559.064164NA59.419259.63906160.111602NA61.31805761.20422161.35061NA63.39248363.33025363.611011NA67.41754768.00036168.001205NA68.16370168.09557768.099121NA67.51170767.69553667.946245NA68.41519668.5917768.581276NA66.40010567.971567NA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic ▁█54.30146654.896548NA54.9793154.93703856.007122NA56.2168456.18186456.168356NA58.20820358.33293458.739115NA59.06176859.2904259.769136NA60.88948460.80850260.903335NA62.90192362.80969963.058911NA66.71464167.29449867.188577NA67.17484867.09544767.110334NA66.56831866.74911566.685985NA66.95657566.84807866.808687NA66.40010566.314596NA
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 0.0015NANA0.019450.197470.095084NA0.00.00.00215NA0.00.00050.020675NA0.00050.04720.0005NA0.00.00.0NA0.00.00.001NA0.00.00.0NA0.00.00.0NA0.1400960.2958190.151798NA0.5714430.20.140096NA1.6058480.301347NA
us-gaap:EarningsPerShareBasic ██▇▇▃▇█▇█▇▇▇▇▇▇▇▇▇▆▆▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▁▆▆1.791.541.45000000000000021.11-1.521.351.541.461.491.291.371.361.220.950.911.10.960.880.670.840.910.570.820.660.750.520.660.670.590.610.690.40.310.450.690.590.50.410.550.610.430.370.6-2.640.410.33
us-gaap:EarningsPerShareDiluted ██▇▇▃▇█▇█▇▇▇▇▇▇▇▇▇▆▇▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▁▆▆1.781.541.441.11-1.521.351.541.451.491.281.361.351.210.940.91.090.950.870.660.840.90.560.810.660.740.520.650.670.590.610.680.390.310.440.680.590.490.40.540.60.420.360.59-2.640.40.32
us-gaap:IncomeLossFromContinuingOperationsPerBasicShare NANA1.4499999999999999e-061.1100000000000002e-06-1.52e-061.35e-061.54e-061.46e-061.49e-061.29e-061.3899999999999998e-061.37e-061.22e-069.499999999999999e-079.100000000000001e-071.1e-069.6e-078.900000000000001e-077e-078.5e-079.300000000000001e-075.699999999999999e-078.100000000000001e-076.6e-077.5e-075.3e-076.7e-076.800000000000001e-076.1e-076.4e-076.9e-074.0000000000000003e-073.1e-074.5000000000000003e-076.9e-075.9e-075e-074.1e-075.4e-074.8e-074.4e-073.6e-076.3e-07-2.6e-063.8e-073e-07
us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare NANA1.4499999999999999e-061.1100000000000002e-06-1.52e-061.35e-061.54e-061.4499999999999999e-061.49e-061.28e-061.38e-061.3600000000000001e-061.21e-069.399999999999999e-079.000000000000001e-071.0900000000000002e-069.499999999999999e-078.8e-076.9e-078.5e-079.200000000000001e-075.6e-078.000000000000001e-076.6e-077.4e-075.2e-076.6e-076.800000000000001e-076.1e-076.4e-076.800000000000001e-073.9e-073.1e-074.4e-076.800000000000001e-075.9e-074.9e-074.0000000000000003e-075.3e-074.6999999999999995e-074.3e-073.5e-076.1e-07-2.6e-063.7e-072.9e-07
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementGeographical,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,country:GB,eme:UnitedKingdomBuildingServicesMember██▆▅▃▆▅▄▆▅▄▄▅▅▃▂▁129.874126.735114.994110.07593.117112.377105.5597.628112.556107.525101.908100.566105.507106.8996.66785.90279.158NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementGeographical,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,country:US,eme:UnitedStatesBuildingServices█▆▆▅▂▄▅▅▄▄▃▂▂▂▁▁▁648.512602.735590.01573.299493.45532.477559.881550.002541.911530.596505.165490.624476.775470.099452.574451.396453.849NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementGeographical,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,country:US,eme:UnitedStatesElectricalConstructionAndFacilitiesServices▃▂▄▅▁▆█▇█▆▆▃▃▂▃▂▁490.157457.533495.485511.257446.912526.245565.435556.088570.077528.982534.788486.642481.379457.169481.779460.066451.124NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementGeographical,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,country:US,eme:UnitedStatesIndustrialServices▅▅▁▁▄█▇▅▇▆▇▄▂▃▄▁▃252.444245.928139.102143.644213.868316.23301.754247.258302.977259.275299.572214.65167.868199.817207.883147.133187.61NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementGeographical,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,country:US,eme:UnitedStatesMechanicalConstructionAndFacilitiesServices█▆█▆▄▅▆▆▄▃▄▃▂▁▄▃▂962.338907.674973.736896.551793.04838.804905.673877.571827.952759.764822.172783.454750.326691.783797.469767.398750.442NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:StatementGeographical country:US█▇▇▆▅▇█▇▇▆▇▅▄▄▅▄▄▄▄▄▄▃▃▂▂▁▂▁▁▁▂▂▁▁▁▁▁2307.7922177.3142166.52091.6391920.9042187.4552298.392190.1132211.6462051.2032127.41946.4831848.3791793.4981915.9721800.7891816.7791812.7141874.9641850.1381842.8321657.3341675.8851602.1271561.01502.2371624.041479.9091469.4221501.1491567.2991525.5881447.6871449.4011477.7441482.331450.196NANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 TTM Greenblatt ROC _ _█▇██▁▇█▇█▇▇▇▇▆▆▇▇▇▆▇▇▆▇▆▆▆▆▆▆▆▆▆▅▆▆▆▆▆▆▆▆▅▆133.358117.004137.622135.855-122.638105.995122.874115.749119.959102.31113.647111.77699.65678.74148.5106.45992.82182.77474.4986.06492.28955.61584.08369.96677.70355.3374.49873.59767.73669.37468.80654.12236.09951.26578.86368.62656.28946.18962.42456.48749.11642.33868.628NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:ComprehensiveIncomeNetOfTax ██▆▇▁▇▇▇▇▇▇▇▇▆▇▇▆▆▅▆▆▆▆▆▆▆▅▆▆▆▇▅▅▅▆▆▆▅▅▅▅▅98.26986.16359.03263.874-83.13973.23185.00681.3683.59273.55683.62279.65770.53656.25459.5665.19856.80653.13515.58951.71655.10234.77855.74242.18647.0333.57223.94745.16140.4341.70659.93326.8121.66530.64742.340.29533.92527.67313.63724.90629.4126.635NANANANA
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▁█-0.0020.171NANANANA0.00.00.00.0-0.0020.0480.00.0-0.0030.00.03-0.030.2110.026-0.0250.006-0.0120.385-0.013-0.1391.3421.7531.0870.5810.3482.2030.460.5510.3780.7290.5320.6630.8250.7250.5130.782NANANANA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest █▁98.26786.334NANA-83.13973.23185.00681.3683.59273.55683.6279.70570.53656.25459.55765.19856.83653.10515.851.74255.07734.78455.7342.57147.01733.43325.28946.91441.51742.28760.28129.01322.12531.19842.67841.02434.45728.33614.46225.63129.92327.417NANANANA
us-gaap:CostOfGoodsAndServicesSold █▇▇▆▅▇█▇▇▇▇▆▅▅▆▅▅▅▅▅▅▄▄▄▄▃▄▃▃▃▄▄▃▃▃▃▃▃▃▃▂▂▃▁▁▁2061.3871962.9761897.6431838.531698.7351966.7712039.1931951.7541977.8221849.9741893.1571737.711663.0421631.2691701.5381591.6211621.4361625.3921677.9951655.131658.6751521.8621525.2051463.7261413.0581372.2581466.2231344.4821338.421384.1741428.8621422.7571375.2181377.2631383.4321402.9941396.0711357.8281303.6451293.9741220.1111149.2611342.571048.6381099.251047.096
us-gaap:GrossProfit █▇█▇▆▆▇▆▇▆▆▆▅▄▆▅▅▄▄▄▅▃▄▃▃▃▄▃▃▃▃▂▂▂▃▂▂▂▃▂▂▁▂▁▁▁376.279341.073383.851363.184315.286333.061364.747335.987346.38308.754336.151309.339290.844269.119311.101295.07274.501266.34271.969268.044274.741223.108252.621235.402239.527216.929248.573222.229219.635215.211234.075206.31181.535191.138228.449203.248193.964180.693214.317188.267179.816162.97201.476171.445176.399165.116
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest █▁132.964116.549NA135.122-124.03104.249NA113.452117.12899.893NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeTaxExpenseBenefit ▆▅▇█▁▅▆▅▆▅▅▅▅▅▃▆▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▄▅▅▅▅▅▅▅▅▄▅▄▄▅35.61631.60457.20473.936-40.34128.58433.49231.61833.15627.48332.23329.71126.52920.633-7.77438.60833.01926.84628.53630.78332.91118.96931.58425.7228.72720.22528.123.99824.71525.51820.01223.11213.13119.04230.65126.8920.79917.02222.76521.01417.46914.77824.6830.84411.91917.511
us-gaap:IncomeTaxesPaid ▇▁▅█▁▁▃▃▆▁▃▃▆▁▄▃▆▁▃▃▅▂▃▃▅▁▃▂▄▁▂▂▄▃▁▂▃▂▃▁▃▂▂▂▃▂80.9544.38547.29287.1416.6884.26531.65528.71562.0123.78728.32123.73768.8522.74134.64227.93264.9712.68131.36428.62155.40914.14627.47724.37845.3182.58128.00113.97844.0032.29518.84517.33239.83628.3111.79813.95532.17414.89731.0282.00324.82814.71314.27920.01125.25417.72
us-gaap:InterestIncomeExpenseNet █▁-1.316-1.363NA-1.484-2.11-2.488NA-2.678-3.231-2.823NA-2.736-2.823-2.452NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InterestPaidNet ▁▁▁▃▃▇▆█▇▇█1.3111.3231.4221.9821.8553.032.7923.4593.2143.2183.357NANANANANANANANANANANANANANANANANANANANANANANANANANANANA2.2752.1632.175NA2.6362.3541.833
us-gaap:NetIncomeLoss ███▇▃▇███▇██▇▇▇▇▇▇▇▇▇▆▇▇▇▆▇▇▇▇▇▆▆▆▇▇▆▆▆▇▆▆▇▁▆▆97.3584.77479.78161.186-83.68975.66586.92481.83483.97272.4177.96879.37370.81655.37453.20164.59756.75852.6440.67651.53155.3834.34851.06641.52246.84932.84942.46645.02439.91341.26145.92126.6921.01430.16746.4139.58133.44827.14536.66540.75828.80924.59439.976-175.62527.14121.817
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▁█-0.0020.171NANANANA0.00.00.00.0-0.0020.0480.00.0-0.0030.00.03-0.030.2110.026-0.0250.006-0.0120.385-0.013-0.1391.3421.7531.0870.5810.3482.2030.460.5510.3780.7290.5320.6630.8250.7250.5130.7820.9311.0611.4150.6
us-gaap:OperatingIncomeLoss ████▂▇█▇█▇▇▇▇▇▆▇▇▇▇▇▇▆▇▆▇▆▇▇▆▆▆▆▆▆▇▆▆▆▆▆▆▆▆▁▆▆133.358117.004137.622135.855-122.638105.995122.874115.749119.959102.31113.647111.77699.65678.74148.5106.45992.82182.77474.4986.06492.28955.61584.08369.96677.70355.3374.49873.59767.73669.37468.80654.12236.09951.26578.86368.62656.28946.18962.42456.48749.11642.33868.628-168.17534.94842.319
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▇▇██▇▆█▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▁▇0.1110.5852.922.1480.004-2.9842.969-0.983-0.9080.611-0.653-0.289-0.8750.495-0.654-0.039-0.577-0.114-0.378-0.255-0.754-0.047-0.5430.11-0.3690.181-0.711-0.3120.0640.002-0.151-0.4910.102-0.074-0.010.172-0.0540.0120.022-16.190.266NANANANANA
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▆▆▂▆▆▅▅▅▅▆▇▆▅▆▇▆▅▆▁▆▅▆▆▆▆▆▂▆▆▆█▆▆▆▅▆▆▆▁▃▆0.9191.389-20.7492.6880.55-2.434-1.918-0.474-0.381.1465.6540.284-0.280.886.3590.6010.0480.495-25.0870.185-0.2780.434.6760.6640.1810.723-18.5190.1370.5170.44514.0120.120.6510.48-4.110.7140.4770.528-23.028-15.8520.601NANANANANA
us-gaap:ProfitLoss █▁97.34884.945NANA-83.68975.66586.92481.83483.97272.4177.96679.42170.81655.37453.19864.59756.78852.6140.88751.55755.35534.35451.05441.90746.83632.7143.80846.77741.041.84246.26928.89321.47430.71846.78840.3133.9827.80837.4941.48329.32225.37640.907-174.56428.55622.417
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax █▇▇▇▆▇█▇▇▆▇▆▅▅▆▅▅▅▅▅▅▄▄▄▄▃▄▃▃▃▄▃▃▃▃▃▃▃▃▃▂▂▂▁▁▁2437.6662304.0492281.4942201.7142014.0212299.8322403.942287.7412324.2022158.7282229.3082047.0491953.8861900.3882012.6391886.6911895.9371891.7321949.9641923.1741933.4161744.971777.8261699.1281652.5851589.1871714.7961566.7111558.0551599.3851662.9371629.0671556.7531568.4011611.8811606.2421590.0351538.5211517.9621482.2411399.9271312.2311300.7351220.0831275.6491212.212
us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax █▇▇▇▆▇█▇▇▆▇▆▅▅▆▅▅▅▅▅▅▄▄▄▄▃▄▃▃▃▄▃▃▃▃▃▃▃▃▃▂▂▂▁▁▁2437.6662304.0492281.4942201.7142014.0212299.8322403.942287.7412324.2022158.7282229.3082047.0491953.8861900.3882012.6391886.6911895.9371891.7321949.9641923.1741933.4161744.971777.8261699.1281652.5851589.1871714.7961566.7111558.0551599.3851662.9371629.0671556.7531568.4011611.8811606.2421590.0351538.5211517.9621482.2411399.9271312.2311300.7351220.0831275.6491212.212
us-gaap:Revenues █▇▇▇▆▇█▇▇▆▇▆▅▅▆▅▅▅▅▅▅▄▄▄▄▃▄▃▃▃▄▃▃▃▃▃▃▃▃▃▂▂▂▁▁▁2437.6662304.0492281.4942201.7142014.0212299.8322403.942287.7412324.2022158.7282229.3082047.0491953.8861900.3882012.6391886.6911895.9371891.7321949.9641923.1741933.4161744.971777.8261699.1281652.5851589.1871714.7961566.7111558.0551599.3851662.9371629.0671556.7531568.4011611.8811606.2421590.0351538.5211517.9621482.2411399.9271312.2311300.7351220.0831275.6491212.212
us-gaap:SellingGeneralAndAdministrativeExpense █▇█▇▆▇█▇▇▆▇▅▅▅▆▅▅▅▅▅▅▄▄▄▄▄▄▃▃▃▄▃▂▂▃▂▂▂▃▂▂▁▃▁▁▂242.921224.069244.62226.793205.174226.997240.917220.119226.248206.169220.891197.334189.907190.288204.159188.565181.337183.001194.884181.441181.811167.402168.456165.135161.391161.591172.235159.983151.461144.928163.208149.722139.623138.51149.586134.477137.675134.504147.957131.78130.562119.671154.874113.32120.725122.797
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:Assets ███▇▆▇▇▆▆▅▅▅▄▄▅▅▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁5133.175061.1895063.844829.9854590.4234835.5474830.3584532.7214393.5784278.3244088.8073995.8933869.4013841.9993965.9043966.3213847.5743805.1623894.173894.9533800.3663449.6593546.473483.4293417.7863315.5823388.9673434.6673404.8953407.5163465.9153506.7593105.3363014.7163107.073053.4612960.7292944.2313014.0762899.1732896.5742750.0132755.542NANANA
us-gaap:Liabilities ███▇▆▇▇▆▅▅▅▄▄▄▄▅▄▄▅▅▄▃▃▃▃▃▃▃▂▃▃▃▂▁▂▂▂▂▂▁▂▁▁3041.9932940.5173010.5962822.122646.2252807.9532772.5782556.912498.7472466.7022347.3662216.7672134.2682150.3332291.7872348.4562268.6452271.0212356.2282311.0612263.8671965.2092066.4141969.261943.4991882.1081959.581908.9441857.4041881.0021986.2892071.5581697.8761623.2311749.8911724.6171672.3171676.8531768.9451649.2961672.671556.5031592.697NANANA
us-gaap:LiabilitiesAndStockholdersEquity ███▇▆▇▇▆▆▅▅▅▄▄▅▅▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁5133.175061.1895063.844829.9854590.4234835.5474830.3584532.7214393.5784278.3244088.8073995.8933869.4013841.9993965.9043966.3213847.5743805.1623894.173894.9533800.3663449.6593546.473483.4293417.7863315.5823388.9673434.6673404.8953407.5163465.9153506.7593105.3363014.7163107.073053.4612960.7292944.2313014.0762899.1732896.5742750.0132755.542NANANA
us-gaap:StockholdersEquity ███▇▇▇█▇▆▆▅▆▅▅▅▄▄▄▄▄▄▃▃▄▃▃▃▄▄▄▃▃▃▃▂▂▂▂▂▂▁▁▁2090.4752119.9682052.6682007.2891943.6222026.9482057.1341975.1651894.1851810.7661740.5451778.2281734.2831690.8161673.2671617.0121578.0761533.3181537.0891582.591535.2231481.6991476.7111510.3121470.8151427.7391416.0131511.6911533.8621513.4721466.2651422.1881396.41380.8851346.081318.1231277.821256.3181234.7341239.2551214.0071182.8261152.943NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AssetsCurrent ███▇▆▆▆▅▄▄▄▄▃▃▄▃▃▂▃▃▃▂▂▂▂▁▁▂▁▁▂▂▂▂▂▂▁▁▂▁▁▂▂3113.3543105.6313120.9362897.092679.082685.3882659.8832558.1132420.6352313.8612386.2072324.1922190.2232169.7772284.5092231.9722099.8362041.7922210.8472247.1162141.9081980.9272067.4192015.1461937.7341827.2931886.6031926.671887.8331881.181930.1051968.4862058.6971962.1932044.4531985.9131886.8781861.6271936.6531826.3151809.3541941.8711980.167NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▆▇█▆▄▂▂▃▁▁▃▂▂▂▄▄▃▂▄▄▃▃▄▃▂▃▃▃▃▃▃▃▄▄▅▄▃▃▄▄▃▅▆▅▅▅668.908758.833902.867679.342481.391347.092358.818368.073213.374252.031363.907353.912306.624352.443467.43480.496385.396302.754464.617504.558443.019392.364486.831445.4360.849368.894432.056437.446437.119406.668439.813444.037530.385499.102605.303474.38434.272438.655511.322476.366406.546631.984710.836641.111599.941600.561
us-gaap:AccountsReceivableNetCurrent ██▇▇▇██▇▇▆▆▅▅▄▅▄▄▄▄▄▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▂▁▁2102.7352037.5251922.0961942.3411936.4422055.4832030.8131926.7651946.8111797.4791773.621715.4621635.2891572.9191607.9221537.8191501.0361508.4711495.4311495.5661448.3231352.4161359.8621333.8231309.0951230.5811234.1871233.9161203.6661251.4731268.2261286.2371293.161253.2641221.9561270.7061194.1911175.6291187.8321138.7771175.7681103.1951090.927NANANA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent ▆▅▅▃▃▃▃▂▂▂▃▂▃▂▂▁▂▂▇▄▅▅▅▄▅▄▅▅▆▅▆▇▇▆▆▇█▇▆▅▅73.64568.69270.67948.84149.26852.16151.97645.54941.83146.54248.11644.22148.51141.79343.81234.40238.72942.99382.67660.52668.71464.51265.44759.25266.72862.33370.30566.55878.5367.69979.21685.24780.33872.4373.62184.71992.51180.74977.74964.16566.946NA57.373NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NoncurrentAssets NANA1593.103NANANA1831.542NANANA1613.524NANANA1587.085NANANA1594.977NANANA1438.022NANANA1458.34NANANA1499.736NANANA1027.0NANANA1038.8NANANA740.5NANANA
 us-gaap:NoncurrentAssets us-gaap:ConsolidationItems us-gaap:CorporateNonSegmentNANA4.356NANANA1.431NANANA1.072NANANA1.494NANANA1.734NANANA1.543NANANA2.023NANANA1.896NANANA1.519NANANA1.502NANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:ConsolidationItems,us-gaap:StatementGeographical,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,country:GB,eme:UnitedKingdomBuildingServicesMemberNANA12.017NANANA9.622NANANA9.264NANANA11.729NANANA11.446NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:ConsolidationItems,us-gaap:StatementGeographical,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,country:US,eme:UnitedStatesBuildingServicesNANA492.29NANANA458.915NANANA436.887NANANA409.718NANANA401.154NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:ConsolidationItems,us-gaap:StatementGeographical,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,country:US,eme:UnitedStatesElectricalConstructionAndFacilitiesServicesNANA211.432NANANA215.78NANANA201.333NANANA180.99NANANA183.632NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:ConsolidationItems,us-gaap:StatementGeographical,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,country:US,eme:UnitedStatesIndustrialServicesNANA360.765NANANA615.233NANANA617.991NANANA630.184NANANA709.267NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:ConsolidationItems,us-gaap:StatementGeographical,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,country:US,eme:UnitedStatesMechanicalConstructionAndFacilitiesServicesNANA512.243NANANA530.561NANANA346.977NANANA352.97NANANA287.744NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:USNANA1576.73NANANA1820.489NANANA1603.188NANANA1573.862NANANA1581.797NANANA1425.552NANANA1449.418NANANA1489.009NANANA1013.947NANANA1028.73NANANANANANANA
us-gaap:PropertyPlantAndEquipmentGross NANA514.926NANANA485.107NANANA440.994NANANA409.075NANANA394.308NANANA386.172NANANA364.027NANANA356.029NANANA324.021NANANA300.263NANANA282.578NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType eme:FinanceLeaseNANA9.638NANANA9.609NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ComputerEquipmentNANA111.846NANANA104.916NANANA98.415NANANA95.716NANANA87.416NANANA95.993NANANA89.638NANANA88.956NANANA82.205NANANA84.473NANANA77.016NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ConstructionInProgressNANA7.754NANANA10.236NANANA14.443NANANA6.779NANANA7.544NANANA5.688NANANA6.926NANANA3.774NANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:FurnitureAndFixturesNANA23.724NANANA22.123NANANA20.655NANANA20.195NANANA21.513NANANA20.73NANANA20.693NANANA22.036NANANA21.353NANANA22.159NANANA18.344NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LandBuildingsAndImprovementsNANA124.309NANANA113.02NANANA97.937NANANA92.145NANANA90.215NANANA88.877NANANA81.206NANANA78.796NANANA69.564NANANA66.028NANANA68.691NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:MachineryAndEquipmentNANA176.031NANANA166.087NANANA151.339NANANA138.592NANANA133.455NANANA123.211NANANA120.528NANANA116.945NANANA105.559NANANA86.874NANANA83.498NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:VehiclesNANA61.624NANANA59.116NANANA58.205NANANA55.648NANANA54.165NANANA51.673NANANA45.036NANANA49.296NANANA45.34NANANA40.729NANANA35.029NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA356.499NANANA328.92NANANA306.643NANANA281.919NANANA266.357NANANA264.154NANANA241.849NANANA232.615NANANA207.39NANANA198.6NANANA193.963NANANA
us-gaap:AmortizationOfIntangibleAssets █▇██▇▇▇▅▅▅▅▅▅▅▆▆▆▆▅▅▅▄▄▄▄▄▄▄▄▄▄▄▂▂▃▃▃▃▃▃▂▂▂▁▁▁16.00714.98915.18515.414.714.74713.64211.311.611.6110.96110.1310.68410.66812.27412.06312.07612.18110.2310.66710.5419.479.5049.449.499.4619.4699.4929.5019.5049.7118.636.3516.3367.4267.4067.3857.5457.5347.75.7125.3744.9333.7793.8973.808
us-gaap:PropertyPlantAndEquipmentNet ███████▇▇▇▆▅▅▅▅▅▅▅▅▅▅▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃▂▂▂▁▁155.565157.202158.427155.161158.453157.848156.187149.023145.638145.056134.351128.765124.993124.797127.156126.563127.754131.455127.951128.29128.376121.825122.018117.039118.529118.274122.178122.24121.376122.456123.414123.138113.562114.384116.631116.406113.75111.701101.66397.14797.35788.54988.615NANANA
us-gaap:Goodwill ▆▆▆▆▆███▇▇▇▇▇▇▇▇▇▇▇▇▇▆▆▆▆▆▆▆▆▆▆▅▃▃▃▃▃▃▃▃▃▁▁868.819862.323851.783846.908839.7721064.8531063.9111019.591013.8221004.71990.887978.243978.303965.046964.8931010.3991010.3991010.399979.628979.339979.339843.17843.17834.66834.628834.102834.102834.102834.102834.102834.825829.316566.709566.588566.588568.166567.709568.868566.805566.752570.653426.688406.804NANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill █▇▇█▇██▆▆▆▆▅▆▆▆▆▆▆▆▆▆▅▅▅▆▆▆▆▆▆▇▇▃▃▃▃▃▃▃▄▄▁▁587.247580.555582.893596.679576.54597.897611.444482.785488.017491.175488.286471.447481.577484.368495.036497.278509.341521.417487.398500.056510.723463.364472.834474.24483.68492.599502.06513.001522.493531.994541.497550.785332.046337.412343.748348.545355.95363.336370.373380.621387.382259.401245.089NANANA
us-gaap:FiniteLivedIntangibleAssetsNet NANA383.355NANANA412.237NANANA330.679NANANA348.53NANANA356.024NANANA348.232NANANA381.279NANANA419.245NANANA278.605NANANANANANANANANANANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass eme:ContractBacklogNANA3.279NANANA5.094NANANA2.133NANANA0.316NANANA0.233NANANA0.0NANANA0.0NANANA0.037NANANA0.95NANANA6.075NANANANANANANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass eme:ContractBacklogMemberNANANA4.8461.8NA5.094NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass us-gaap:CustomerRelationshipsNANA340.895351.484340.131NA362.32NANANA277.948NANANA289.603NANANA288.566NANANA283.827NANANA308.582NANANA337.648NANANA193.131NANANA207.007213.266NANA99.901NANANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass us-gaap:DevelopedTechnologyRightsNANA30.66731.87733.086NA35.505NANANA40.343NANANA45.182NANANA50.045NANANA55.179NANANA60.314NANANA65.449NANANA70.583NANANA75.71877.002NANA76.023NANANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass us-gaap:TradeNamesNANA8.5148.7659.016NA9.318NANANA10.255NANANA13.387NANANA17.001NANANA8.838NANANA11.733NANANA14.629NANANA13.57NANANA16.055NANANANANANANA
us-gaap:OperatingLeaseRightOfUseAsset █████████▇▁250.405239.457242.155236.297240.659237.796245.471232.996233.173228.1310.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent █▆▅▅▅▅▅▄▅▅▄▄▅▅▅▅▅▅▄▁▂▁▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▂▂▁▁▁▁157.78116.021107.64697.8595.91991.76593.46288.73690.38991.75386.17789.70490.12594.33192.00192.50592.52290.88179.55431.92532.35231.77432.6735.19836.64537.28534.90231.0230.29931.21729.27529.16930.08330.02330.69129.73131.94233.67332.96422.38726.04527.73728.656NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AccountsPayableCurrent ▇▇█▆▅▆█▆▆▆█▄▄▃▅▃▃▃▄▃▂▂▃▂▂▁▃▁▁▂▃▃▃▃▃▃▃▂▃▁▂▁▂635.803624.884671.886596.093563.128592.576665.402584.824579.461577.883652.091529.618505.379487.333567.84485.701469.318466.962501.213465.362450.646439.782488.251423.26428.424410.566460.478404.094399.926426.799487.738479.604488.414457.769490.621464.383467.777445.142477.801398.56431.28392.524416.715NANANA
us-gaap:ContractWithCustomerLiabilityCurrent █▇▇▆▅▃▄▂▂▁▂▁▂▂▁769.959739.572722.252714.686655.298590.873623.642565.957544.346536.363552.29531.284551.614556.306524.156NANANA489.242NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent ███▇▅▅▆▅▅▅▅▄▃▃▄▄▃▃▃▃▃▂▃▂▂▁▂▂▁▁▂▂▂▁▂▂▁▁▂▁▂▁▁2143.112093.4072163.2321978.8481808.2121786.3821938.611793.3741704.5661673.1831734.3981589.5681504.931512.2971650.9521552.2791468.8571472.861511.7741446.8361392.6611319.7521413.7281309.231273.9651212.8781283.4171247.131184.5391202.4141298.7431292.0161251.6251175.9121294.5191278.1951229.8971232.4991330.9131235.2061264.8551187.4541232.699NANANA
us-gaap:OperatingLeaseLiabilityCurrent ███████▇▇▇▁55.72254.35453.63252.76652.70552.72253.14451.63249.9748.7760.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesCurrent ▆█▇▅▄▆▄▃▃▄▂▂▁▃▅▄▃▆▄▃▃▄▄▅▅▄▃▃▃▃▂▃▁▂▄▃▄▄▄▅▄▂▂243.27272.942247.597219.858209.064237.973195.757185.414185.398198.22170.935169.1150.153193.303220.727209.591189.668235.425195.775190.476190.816205.849209.361212.743211.838197.412189.489191.965177.759184.624172.599178.743156.621175.305194.029192.25196.107206.346205.11211.73195.749171.906166.398NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 us-gaap:LongTermDebt us-gaap:DebtInstrument eme:TermLoan2020▁▁▁▃██270.563270.563270.6277.5300.0300.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DebtAndCapitalLeaseObligations ▃▃▃▃▄█▄▃▄▄▄▄▄▄▄▆▆▆▆██▄▄▄▄▄▄▅▅▅▅▆▁▁▁▁▁▁▁▁▁276.242276.427276.529281.936304.36504.541312.231266.033294.833298.97295.777299.338303.117306.958310.15413.87417.184420.694423.326523.277527.195311.405318.913321.752326.337329.982335.44340.36345.268349.866354.663405.077155.181155.391155.899155.984155.855156.103154.857153.429153.413NA151.673NANANA
us-gaap:LongTermDebtAndCapitalLeaseObligations ▃▃▃▃▄█▄▃▃▄▃▄▄▄▄▆▆▆▆██▄▄▄▄▄▄▄▄▄▅▆▁▁▁▁▁▁▁▁▁259.653259.714259.619272.243294.126494.181294.139247.837276.448280.438279.764283.569287.492291.478294.786398.506401.866405.405408.296503.388509.841293.958300.065303.04307.523311.302316.399321.222326.084330.639335.331403.195153.369153.602154.112154.311154.313154.487153.335152.2152.181NA151.184NANANA
us-gaap:MinorityInterest ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▃▃▄███▇█▇▆▆▆▆▆▆▆▆▆▆▆0.7020.7040.5760.5760.5760.6460.6460.6460.6460.8560.8960.8980.850.850.850.8530.8530.8230.8531.3021.2762.7513.3453.8573.4725.73513.37414.03213.62913.04213.36113.01311.0610.611.09910.72110.59211.0610.39710.6229.89710.6849.902NANANA
us-gaap:OtherLiabilitiesNoncurrent █▆▆▆▅▅▅▄▅▄▅▅▅▅▅▇▇▇█▆▆▅▅▆▆▆▆▅▅▅▅▆▄▄▄▄▃▃▃▃▂▁▁427.747385.502382.383371.062339.526328.898334.879322.197322.584321.855333.204343.63341.846346.558346.049397.671397.922392.756436.158360.837361.365351.499352.621356.99362.011357.928359.764340.592346.781347.949352.215376.347292.882293.717301.26292.111288.107289.867284.697261.89255.634217.623208.814NANANA
us-gaap:OperatingLeaseLiabilityNoncurrent ███████▇▇▇▁211.483201.894205.362199.967204.361198.492204.95193.502195.149191.2260.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA50.452NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA43.24NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA33.185NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA25.648NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA76.904NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:StockholdersEquity ███▇▇▇█▇▆▆▅▆▅▅▅▄▄▄▄▄▄▃▃▄▃▃▃▄▄▄▃▃▃▃▂▂▂▂▂▂▁▁▁2090.4752119.9682052.6682007.2891943.6222026.9482057.1341975.1651894.1851810.7661740.5451778.2281734.2831690.8161673.2671617.0121578.0761533.3181537.0891582.591535.2231481.6991476.7111510.3121470.8151427.7391416.0131511.6911533.8621513.4721466.2651422.1881396.41380.8851346.081318.1231277.821256.3181234.7341239.2551214.0071182.8261152.943NANANA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest ███▇▇▇█▇▆▆▅▆▅▅▅▄▄▄▄▄▄▄▄▄▃▃▃▄▄▄▄▃▃▃▃▂▂▂▂▂▂▂▁▁▂▂2091.1772120.6722053.2442007.8651944.1982027.5942057.781975.8111894.8311811.6221741.4411779.1261735.1331691.6661674.1171617.8651578.9291534.1411537.9421583.8921536.4991484.451480.0561514.1691474.2871433.4741429.3871525.7231547.4911526.5141479.6261435.2011407.461391.4851357.1791328.8441288.4121267.3781245.1311249.8771223.9041193.511162.8451118.1111288.4631252.432
us-gaap:CommonStockValue ▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂▄▄▄▄▆▇▇▇▇▇▇▇▇▇▇▇████0.6070.6070.6060.6050.6050.6050.6040.6030.6030.6020.6010.6010.60.60.5990.5990.5980.5990.6060.6140.6140.6130.6170.6350.6340.6330.6360.6620.6770.680.6760.6810.6810.6820.680.6780.6790.6810.6810.6930.6920.6920.69NANANA
us-gaap:AdditionalPaidInCapitalCommonStock ▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▂▃▃▃▃▄▄▄▅▆▇██████████████53.20448.69347.46443.18938.97534.74532.27430.78626.6422.29121.10317.16213.0549.3868.0054.3430.6620.15952.219108.405107.849104.531130.369214.631212.252211.14227.885342.247404.147418.645408.083420.974418.054420.219416.104406.884407.072412.783417.136437.488433.823432.052427.613NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ██▇▇▇▇▇▇▆▆▆▆▅▅▅▅▄▄▄▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▁▁▁▁▁2648.1092557.9192480.3212404.9642348.1992436.3052367.4812285.0832207.7752128.3262060.441987.1131912.431846.3281796.5561748.11688.2781644.071596.2691560.4891513.8631463.381432.981386.9771350.5241308.7421280.9911243.7621204.1551169.7811133.8731092.0181069.3531052.4061022.2391000.138960.557933.835910.042873.386835.979807.17782.576NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▁▁▁▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▄▄▄▄▄▄▄▄▅▅▅▅▄▄▄▄▄▄▄▄▆███-106.925-107.844-109.233-88.484-91.172-91.722-89.288-87.37-86.896-86.516-87.662-93.316-93.6-93.32-94.2-100.559-101.16-101.208-101.703-76.616-76.801-76.523-76.953-81.629-82.293-82.474-83.197-64.678-64.815-65.332-65.777-79.789-79.909-80.56-81.04-76.93-77.644-78.121-78.649-55.621-39.769-40.37-42.411NANANA
us-gaap:TreasuryStockValue █▆▆▆▆▆▄▄▄▄▄▃▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁504.52379.407366.49352.985352.985352.985253.937253.937253.937253.937253.937133.33298.20172.17837.69335.47110.30210.30210.30210.30210.30210.30210.30210.30210.30210.30210.30210.30210.30210.30210.5911.69611.77911.86211.90312.64712.84412.8614.47616.69116.71816.71815.525NANANA
us-gaap:MinorityInterest ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▃▃▄███▇█▇▆▆▆▆▆▆▆▆▆▆▆0.7020.7040.5760.5760.5760.6460.6460.6460.6460.8560.8960.8980.850.850.850.8530.8530.8230.8531.3021.2762.7513.3453.8573.4725.73513.37414.03213.62913.04213.36113.01311.0610.611.09910.72110.59211.0610.39710.6229.89710.6849.902NANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue ▆▇▆▆▆▇▆▆▆█▅▆▆▇▅▅▅▇▄▄▄▇▅▄▄▇▄▄▄▆▃▃▃▅▃▃▃▅▃▃▂▃▁▁▆▂2.6573.1932.6412.552.6693.2912.5462.6152.6683.5572.5282.5462.6883.2682.3742.3962.2022.9671.9021.9651.9523.0832.141.861.8013.01.81.8531.872.5981.6551.5741.4492.2651.4811.5031.5252.2571.3641.5781.0011.5040.6960.8172.9261.303
us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders ▁▅▁▁█0.00.0430.00.00.07NA0.00.00.210.04NANANANA0.00.00.00.00.660.01.450.60.50.02.257.52.01.350.50.90.00.250.01.050.00.6NANA1.050.0NANA0.81.10.30.3
 us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterest▁▅▁▁█0.00.0430.00.00.07NA0.00.00.210.04NANANANA0.00.00.00.00.660.01.450.60.50.02.257.52.01.350.50.90.00.250.01.050.00.6NANA1.050.0NANA0.81.10.30.3
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▄▁▇▇█▁▅▆▃▂▆▄▃▂▄▅▄▂▅▄▄▂▅▄▃▂▅▄▃▂▄▄▃▁▅▃▃▂▄▃▃▂▄▃▂▁82.017-88.989259.532270.091355.556-78.813178.779219.11915.237-57.435205.11998.54226.437-59.087127.85135.395108.059-5.17135.63781.13984.946-37.161171.085101.64711.755-17.821137.66369.35463.956-24.31682.022120.25842.891-95.102142.40853.59321.536-33.12990.75353.64141.402-36.37198.444.455-1.137-73.066
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▇▇▇██▄▇▇▇▇█▇█▇██▆██▄█▇███████▇▁█████▇▇█▄▇▇███-39.175-31.764-17.644-48.898-13.9-14.421-230.382-29.127-41.822-44.008-60.851-12.954-32.078-11.839-31.381-7.949-7.194-91.569-10.332-10.015-241.538-8.786-37.51-7.898-9.035-5.365-8.361.123-8.11-6.321-16.26-456.769-3.937-6.4565.536-9.087-10.294-28.701-26.16917.819-265.396-46.772-33.326-6.043.1553.487
us-gaap:NetCashProvidedByUsedInFinancingActivities ▂▄▄▄▁▆▅▄▄▄▂▄▄▃▃▄▄▃▂▄▇▃▃▄▄▄▂▃▄▄▃█▄▄▄▄▄▄▄▄▄▄▄▄▄▃-133.147-23.938-24.313-26.293-207.4286.11937.077-34.081-10.435-11.808-132.959-37.579-37.213-45.291-109.846-33.538-19.472-65.614-163.77-8.645210.286-47.3-90.733-7.964-12.985-37.791-132.476-67.835-26.746-2.893-71.568246.657-7.955-0.103-17.526-5.869-14.747-12.445-29.5210.231-1.6791.6813.338-0.1990.335-50.635
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▂▁██▆▄▄▇▃▂▄▅▃▂▄▆▅▁-89.969-143.805222.925198.297134.213-11.793-9.887154.039-38.493-111.9539.87347.145-45.708-114.484-13.1995.36581.151-160.598NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:DeferredIncomeTaxExpenseBenefit ▆▇▆▆▄▇▇▇▆▇▆▇▇▇▁▇▆▆▆▆▆▇▆▆▇▇▇▇▇▇█▇▆▇▇▆▇▇▇▆▆▇▆▅▆█-1.3690.014-8.25-8.162-24.3174.3752.6140.007-3.4162.496-0.436-0.171.9112.944-47.3670.419-0.5-5.91-7.278-2.564-0.5572.291-6.702-5.0040.6740.7321.314-0.2140.1354.51312.523-0.23-3.9233.4875.677-0.530.2631.2164.685-0.479-3.1337.753-8.003-17.13-2.05811.801
us-gaap:NetCashProvidedByUsedInOperatingActivities ▄▁▇▇█▁▅▆▃▂▆▄▃▂▄▅▄▂▅▄▄▂▅▄▃▂▅▄▃▂▄▄▃▁▅▃▃▂▄▃▃▂▄▃▂▁82.017-88.989259.532270.091355.556-78.813178.779219.11915.237-57.435205.11998.54226.437-59.087127.85135.395108.059-5.17135.63781.13984.946-37.161171.085101.64711.755-17.821137.66369.35463.956-24.31682.022120.25842.891-95.102142.40853.59321.536-33.12990.75353.64141.402-36.37198.444.455-1.137-73.066
us-gaap:NetIncomeLoss ███▇▃▇███▇██▇▇▇▇▇▇▇▇▇▆▇▇▇▆▇▇▇▇▇▆▆▆▇▇▆▆▆▇▆▆▇▁▆▆97.3584.77479.78161.186-83.68975.66586.92481.83483.97272.4177.96879.37370.81655.37453.20164.59756.75852.6440.67651.53155.3834.34851.06641.52246.84932.84942.46645.02439.91341.26145.92126.6921.01430.16746.4139.58133.44827.14536.66540.75828.80924.59439.976-175.62527.14121.817
us-gaap:ProfitLoss █▁97.34884.945NANA-83.68975.66586.92481.83483.97272.4177.96679.42170.81655.37453.19864.59756.78852.6140.88751.55755.35534.35451.05441.90746.83632.7143.80846.77741.041.84246.26928.89321.47430.71846.78840.3133.9827.80837.4941.48329.32225.37640.907-174.56428.55622.417
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▇▇▇██▄▇▇▇▇█▇█▇██▆██▄█▇███████▇▁█████▇▇█▄▇▇███-39.175-31.764-17.644-48.898-13.9-14.421-230.382-29.127-41.822-44.008-60.851-12.954-32.078-11.839-31.381-7.949-7.194-91.569-10.332-10.015-241.538-8.786-37.51-7.898-9.035-5.365-8.361.123-8.11-6.321-16.26-456.769-3.937-6.4565.536-9.087-10.294-28.701-26.16917.819-265.396-46.772-33.326-6.043.1553.487
us-gaap:PaymentsToAcquireProductiveAssets ▄▄▇▄▇▆▇▇▅▇█▇▅▃▄▄▃▅▅▅▅▄▇▃▄▃▅▆▄▄▆▅▄▃▄▅▆▄▅▄▃▂▂▃▂▁8.538.20413.7898.22913.91612.03512.60313.3749.34213.11314.80512.769.3266.5888.5718.4457.09310.57510.34210.3569.9349.01612.5987.0698.8576.93610.46110.9958.5068.07311.4919.1867.8157.0058.51910.34411.1867.82610.0868.9416.0374.5175.3896.1014.383.489
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▂▄▄▄▁▆▅▄▄▄▂▄▄▃▃▄▄▃▂▄▇▃▃▄▄▄▂▃▄▄▃█▄▄▄▄▄▄▄▄▄▄▄▄▄▃-133.147-23.938-24.313-26.293-207.4286.11937.077-34.081-10.435-11.808-132.959-37.579-37.213-45.291-109.846-33.538-19.472-65.614-163.77-8.645210.286-47.3-90.733-7.964-12.985-37.791-132.476-67.835-26.746-2.893-71.568246.657-7.955-0.103-17.526-5.869-14.747-12.445-29.5210.231-1.6791.6813.338-0.1990.335-50.635
us-gaap:ProceedsFromIssuanceOfLongTermDebt NANA0.00.00.0300.0NANA0.00.0NANANANA0.0NANANA0.0NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:RepaymentsOfLongTermDebt NANA6.93822.50.0257.5493.7983.7993.8013.83.8013.83.8343.83.8013.83.8013.8100.003309.2314.3784.3784.3784.3784.3784.384.384.3184.3794.3773.0070.0020.0020.0020.0020.0010.0370.04.1310.0050.0050.0060.0040.0090.009200.806
us-gaap:PaymentsOfDividendsCommonStock ▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▃▃▃▂▂▂▁█▂▂▂▂▁▁▁7.1157.1214.3944.3924.3884.54.4924.4914.4874.484.6044.6554.6774.7044.7054.7354.7384.7934.8564.8644.8554.8795.0175.0245.0155.0395.1845.3665.395.3534.0284.0254.0270.024.0853.3283.3373.3233.3360.00.00.0NANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock █▂▂▁▁▇▁▁▁▁█▃▂▃▁▂▂▄▄▁▁▃▆▁▁▂█▄▂▁▂▁▁▁▁▁▁▂▃▁▁▁125.11312.91713.5050.00.099.0480.00.00.00.0125.4430.29626.02334.4852.22225.16910.87454.90159.4160.7310.034.07483.1820.00.021.148125.59958.06318.3320.021.0720.04.9980.00.02.7237.99713.19227.5230.00.00.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value607000.0607000.0606000.0605000.0605000.0605000.0604000.0603000.0603000.0602000.0601000.0601000.0600000.0600000.0599000.0599000.0598000.0599000.0606000.0614000.0614000.0613000.0617000.0635000.0634000.0633000.0636000.0662000.0677000.0680000.0676000.0681000.0681000.0682000.0680000.0678000.0679000.0681000.0681000.0693000.0692000.0692000.0690000.0687000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value54555554565656565858595959606161616363636768686868686767676868686667
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 End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value54545454565656565858585959596060606262636667676767676666666666666666
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


Antidilutive
Period End2021-06-302020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value1500.019450.0197470.095084.0002150.00500.020675.0500.047200.0500.0000001000.0000000140100.0295820.0151800.0571440.0200000.0140100.01605800.0301350.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.00.00.0100.00.0100.0100.0100.0100.0100.00.00.00.00.00.0100.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.791.541.451.11-1.521.351.541.461.491.291.371.361.220.950.911.10.960.880.670.840.910.570.820.660.750.520.660.670.590.610.690.40.310.450.690.590.50.410.550.610.430.370.6-2.640.410.33
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.781.541.441.11-1.521.351.541.451.491.281.361.351.210.940.91.090.950.870.660.840.90.560.810.660.740.520.650.670.590.610.680.390.310.440.680.590.490.40.540.60.420.360.59-2.640.40.32
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Basic Share

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare


Income
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.451.11-1.521.351.541.461.491.291.391.371.220.950.911.10.960.890.70.850.930.570.810.660.750.530.670.680.610.640.690.40.310.450.690.590.50.410.540.480.440.360.63-2.60.380.3
Percentage of IncomeLossFromContinuingOperationsPerBasicShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Diluted Share

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare


Income
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.451.11-1.521.351.541.451.491.281.381.361.210.940.91.090.950.880.690.850.920.560.80.660.740.520.660.680.610.640.680.390.310.440.680.590.490.40.530.470.430.350.61-2.60.370.29
Percentage of IncomeLossFromContinuingOperationsPerDilutedShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value98865963-83.13973858183738379705659655653155155345542473323454041592621304240332713242926
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.03.72.62.9-4.13.23.53.63.63.43.83.93.63.03.03.53.02.80.82.72.82.03.12.52.82.11.42.92.62.63.61.61.42.02.62.52.11.80.91.72.12.0

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-2000.0171000.00000-2000.048000.000-3000.0030000.0-30000.0211000.026000.0-25000.06000.0-12000.0385000.0-13000.0-139000.01342000.01753000.01087000.0581000.0348000.02203000.0460000.0551000.0378000.0729000.0532000.0663000.0825000.0725000.0513000.0782000.0
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.00.00.00.00.0100.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.00.00.00.00.00.0-0.00.00.00.0-0.00.00.0-0.00.00.0-0.00.0-0.00.0-0.0-0.00.10.10.10.00.00.10.00.00.00.00.00.00.10.00.00.1

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value9886-83.13973858183738379705659655653155155345542473325464142602922314241342814252927
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.03.7-4.13.23.53.63.63.43.83.93.63.03.03.53.02.80.82.72.82.03.12.52.82.11.53.02.72.63.61.81.42.02.62.62.21.81.01.72.12.1

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2061196218971838169819662039195119771849189317371663163117011591162116251677165516581521152514631413137214661344133813841428142213751377138314021396135713031293122011491342104810991047
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax84.685.283.283.584.385.584.885.385.185.784.984.985.185.884.584.485.585.986.186.185.887.285.886.185.586.385.585.885.986.585.987.388.387.885.887.387.888.385.987.387.287.6103.285.986.286.4

Gross Profit

us-gaap:GrossProfit

us-gaap:GrossProfit


Gross
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value376341383363315333364335346308336309290269311295274266271268274223252235239216248222219215234206181191228203193180214188179162201171176165
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.414.816.816.515.714.515.214.714.914.315.115.114.914.215.515.614.514.113.913.914.212.814.213.914.513.714.514.214.113.514.112.711.712.214.212.712.211.714.112.712.812.415.514.113.813.6

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value132116135-124.0310411311799
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.55.16.1-6.24.55.05.04.6

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value35315773-40.341283331332732292620-7.774383326283032183125282028232425202313193026201722211714240.8441117
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.51.42.53.4-2.01.21.41.41.41.31.41.51.41.1-0.42.01.71.41.51.61.71.11.81.51.71.31.61.51.61.61.21.40.81.21.91.71.31.11.51.41.21.11.90.10.91.4

Income Taxes Paid

us-gaap:IncomeTaxesPaid

us-gaap:IncomeTaxesPaid


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value804.38547876.6884.2653128623.7872823682.7413427642.681312855142724452.5812813442.295181739281.798133214312.003241414202517
Percentage of IncomeTaxesPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.30.22.14.00.30.21.31.32.70.21.31.23.50.11.71.53.40.11.61.52.90.81.51.42.70.21.60.92.80.11.11.12.61.80.10.92.01.02.00.11.81.11.11.62.01.5

Interest Income Expense Net

us-gaap:InterestIncomeExpenseNet

us-gaap:InterestIncomeExpenseNet


Interest
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-1316000.0-1363000.0-1484000.0-2110000.0-2488000.0-2678000.0-3231000.0-2823000.0-2736000.0-2823000.0-2452000.0
Percentage of InterestIncomeExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value1.3111.3231.4221.9821.8553.032.7923.4593.2143.2183.3572.2752.1632.1752.6362.3541.833
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.10.10.10.10.10.20.10.10.20.20.20.20.20.20.2

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value97847961-83.6897586818372777970555364565240515534514146324245394145262130463933273640282439-175.6252721
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.03.73.52.8-4.23.33.63.63.63.43.53.93.62.92.63.43.02.82.12.72.92.02.92.42.82.12.52.92.62.62.81.61.31.92.92.52.11.82.42.72.11.93.1-14.42.11.8

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value61-83.68975818372
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.8-4.23.33.63.63.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-2000.0171000.00000-2000.048000.000-3000.0030000.0-30000.0211000.026000.0-25000.06000.0-12000.0385000.0-13000.0-139000.01342000.01753000.01087000.0581000.0348000.02203000.0460000.0551000.0378000.0729000.0532000.0663000.0825000.0725000.0513000.0782000.0931000.01061000.01415000.0600000.0
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.00.00.00.00.0100.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.00.00.00.00.00.0-0.00.00.00.0-0.00.00.0-0.00.00.0-0.00.0-0.00.0-0.0-0.00.10.10.10.00.00.10.00.00.00.00.00.00.10.00.00.10.10.10.10.0

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value133117137135-122.638105122115119102113111997848106928274869255846977557473676968543651786856466256494268-168.1753442
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.55.16.06.2-6.14.65.15.15.24.75.15.55.14.12.45.64.94.43.84.54.83.24.74.14.73.54.34.74.34.34.13.32.33.34.94.33.53.04.13.83.53.25.3-13.82.73.5

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value-25.755-24.512-28.52-24.454-23.699-21.869-27.664-24.341-27.11-22.611-24.907-23.113-20.73-21.665-24.053-22.632-20.063-21.06-21.309-23.516-22.958-20.957-19.611-15.912-17.693-18.426-18.386-18.481-16.244-15.467-18.938-19.532-17.063-14.358-18.548-14.199-15.61
Percentage of OperatingIncomeLoss-19.3-20.9-20.7-18.019.3-20.6-22.5-21.0-22.6-22.1-21.9-20.7-20.8-27.5-49.6-21.3-21.6-25.4-28.6-27.3-24.9-37.7-23.3-22.7-22.8-33.3-24.7-25.1-24.0-22.3-27.5-36.1-47.3-28.0-23.5-20.7-27.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.1-1.1-1.3-1.1-1.2-1.0-1.2-1.1-1.2-1.0-1.1-1.1-1.1-1.1-1.2-1.2-1.1-1.1-1.1-1.2-1.2-1.2-1.1-0.9-1.1-1.2-1.1-1.2-1.0-1.0-1.1-1.2-1.1-0.9-1.2-0.9-1.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:OperatingSegments, country:GB, eme:UnitedKingdomBuildingServicesMember


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value7.0479.4114.2185.3275.3515.7643.9524.7545.4764.1413.1024.4574.6013.775.2243.4453.018
Percentage of OperatingIncomeLoss5.38.03.13.9-4.45.43.24.14.64.02.74.04.64.810.83.23.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.40.20.20.30.30.20.20.20.20.10.20.20.20.30.20.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:GB eme:UnitedKingdomBuildingServicesMember0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesBuildingServices


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value3029283826202435282725292217212620
Percentage of OperatingIncomeLoss22.725.120.428.1-21.519.719.730.323.326.922.026.222.521.743.724.521.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.21.31.21.71.30.91.01.51.21.31.11.41.10.91.11.41.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:US eme:UnitedStatesBuildingServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value4240434732434133434233343535404632
Percentage of OperatingIncomeLoss32.034.431.534.6-26.241.433.629.136.542.029.130.836.145.583.043.834.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.81.71.92.11.61.91.71.51.92.01.51.71.81.92.02.51.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesIndustrialServices


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-0.208-2.443-8.212-9.7942.96112135.561169.636158.1841.0683.4412.511-4.8444.373
Percentage of OperatingIncomeLoss-0.2-2.1-6.0-7.2-2.411.610.74.813.39.413.67.31.14.45.2-4.64.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.1-0.4-0.40.10.50.50.20.70.40.70.40.10.20.1-0.30.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:US eme:UnitedStatesIndustrialServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value79641008066456861534063585739615753
Percentage of OperatingIncomeLoss59.455.572.958.9-54.642.656.152.945.040.155.952.557.850.3126.554.057.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.32.84.43.63.32.02.92.72.31.92.82.92.92.13.03.02.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingIncomeLoss us-gaap:StatementGeographical

country:US


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value1521321631551281221471351411211371301179512512510910295107112731008292719277798493746365998167
Percentage of OperatingIncomeLoss114.0112.9118.8114.5-104.7115.3120.1117.0118.2118.3120.6116.9117.5121.8258.3117.6118.2124.1128.4124.9122.0131.9119.8118.4119.7129.0124.0105.5117.9121.7136.1138.5175.9128.2126.1118.5120.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.25.77.27.16.45.36.15.96.15.66.16.46.05.06.26.65.85.44.95.65.84.25.74.95.64.55.45.05.15.35.64.64.14.26.25.14.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:US0.00.00.00.00.00.00.00.00.00.00.00.00.05.30.07.06.05.70.05.86.14.40.05.26.04.80.05.25.45.60.04.94.44.50.05.54.7

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value111000.0585000.02920000.02148000.04000.0-2984000.02969000.0-983000.0-908000.0611000.0-653000.0-289000.0-875000.0495000.0-654000.0-39000.0-577000.0-114000.0-378000.0-255000.0-754000.0-47000.0-543000.0110000.0-369000.0181000.0-711000.0-312000.064000.02000.0-151000.0-491000.0102000.0-74000.0-10000.0172000.0-54000.012000.022000.0-16190000.0266000.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.10.10.0-0.10.1-0.0-0.00.0-0.0-0.0-0.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.0-0.00.0-0.0-0.00.00.0-0.0-0.00.0-0.0-0.00.0-0.00.00.0-1.10.0

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value0.9191.389-20.7492.6880.55-2.434-1.918-0.474-0.381.1465.6540.284-0.280.886.3590.6010.0480.495-25.0870.185-0.2780.434.6760.6640.1810.723-18.5190.1370.5170.445140.120.6510.48-4.110.7140.4770.528-23.028-15.8520.601
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 RevenueFromContractWithCustomerExcludingAssessedTax0.00.1-0.90.10.0-0.1-0.1-0.0-0.00.10.30.0-0.00.00.30.00.00.0-1.30.0-0.00.00.30.00.00.0-1.10.00.00.00.80.00.00.0-0.30.00.00.0-1.5-1.10.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value0.9191.389-20.7492.6880.55-2.434-1.918-0.474-0.381.1465.6540.284-0.280.886.3590.6010.0480.495-25.0870.185-0.2780.434.6760.6640.1810.723-18.5190.1370.5170.445140.120.6510.48-4.110.7140.4770.528-23.028-15.852
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.1-0.90.10.0-0.1-0.1-0.0-0.00.10.30.0-0.00.00.30.00.00.0-1.30.0-0.00.00.30.00.00.0-1.10.00.00.00.80.00.00.0-0.30.00.00.0-1.5-1.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9784-83.6897586818372777970555364565240515534514146324346414146282130464033273741292540-174.5642822
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.03.7-4.23.33.63.63.63.43.53.93.62.92.63.43.02.82.12.72.92.02.92.52.82.12.63.02.62.62.81.81.42.02.92.52.11.82.52.82.11.93.1-14.32.21.8

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-0.0020.1710.00.00.00.0-0.0020.0480.00.0-0.0030.00.03-0.030.2110.026-0.0250.006-0.0120.385-0.013-0.1391.3421.7531.0870.5810.3482.2030.460.5510.3780.7290.5320.6630.8250.7250.5130.7820.9311.0611.4150.6
Percentage of ProfitLoss-0.00.20.00.00.00.0-0.00.10.00.0-0.00.00.1-0.10.50.1-0.00.0-0.00.9-0.0-0.43.13.72.71.40.87.62.11.80.81.81.62.42.21.71.73.12.3-0.65.02.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.00.00.00.00.00.0-0.00.00.00.0-0.00.00.0-0.00.00.0-0.00.0-0.00.0-0.0-0.00.10.10.10.00.00.10.00.00.00.00.00.00.10.00.00.10.10.10.10.0
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:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9784-83.6897586818372777970555364565240515534514146324245394145262130463933273640282439-175.6252721
Percentage of ProfitLoss100.099.8100.0100.0100.0100.0100.0100.0100.099.9100.0100.0100.0100.099.9100.199.599.9100.0100.0100.099.1100.0100.496.996.397.398.699.292.497.998.299.298.298.497.697.898.398.396.997.7100.695.097.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.03.7-4.23.33.63.63.63.43.53.93.62.92.63.43.02.82.12.72.92.02.92.42.82.12.52.92.62.62.81.61.31.92.92.52.11.82.42.72.11.93.1-14.42.11.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2437230422812201201422992403228723242158222920471953190020121886189518911949192319331744177716991652158917141566155815991662162915561568161116061590153815171482139913121300122012751212
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenue From Contract With Customer Including Assessed Tax

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2437230422812201201422992403228723242158222920471953190020121886189518911949192319331744177716991652158917141566155815991662162915561568161116061590153815171482139913121300122012751212
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, eme:CommercialMarketSector, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value253244259253215242265260286269259196199184
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax10.410.611.411.510.710.611.011.412.312.511.69.610.29.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.410.611.411.510.710.611.011.412.312.511.69.610.29.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:CommercialMarketSector country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:CommercialMarketSector, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value397366390346273304310293299281282287262230
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax16.315.917.115.813.613.212.912.812.913.112.714.013.412.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.315.917.115.813.613.212.912.812.913.112.714.013.412.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:CommercialMarketSector country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:HealthcareMarketSector, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2519221817202524211722283638
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.10.81.00.90.90.91.01.10.90.81.01.41.92.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.10.81.00.90.90.91.01.10.90.81.01.41.92.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:HealthcareMarketSector country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:HealthcareMarketSector, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1211121017880888484746159555965
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax5.04.94.53.64.03.83.53.73.22.82.72.73.13.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.04.94.53.64.03.83.53.73.22.82.72.73.13.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:HealthcareMarketSector country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:HospitalityMarketSector, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4.14.6646.7887.0284.8995.0825.0552.2432.8466.8419.6739.867.2895.516
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.20.20.30.30.20.20.20.10.10.30.40.50.40.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.20.30.30.20.20.20.10.10.30.40.50.40.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:HospitalityMarketSector country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:HospitalityMarketSector, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value118.52910129.0987.7146.5786.8888.2711319262126
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.50.40.50.60.50.30.30.30.40.60.91.31.11.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.40.50.60.50.30.30.30.40.60.91.31.11.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:HospitalityMarketSector country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:InstitutionalMarketSector, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5243353834413733312223273128
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.21.91.61.71.71.81.61.51.41.01.01.41.61.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.21.91.61.71.71.81.61.51.41.01.01.41.61.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:InstitutionalMarketSector country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:InstitutionalMarketSector, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value71698811299768094766172777764
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.93.03.95.15.03.33.44.13.32.83.23.84.03.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.93.03.95.15.03.33.44.13.32.83.23.84.03.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:InstitutionalMarketSector country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:ManufacturingMarketSector, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5148849284120124121118981071009485
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.12.13.74.24.25.25.25.35.14.64.84.94.84.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.12.13.74.24.25.25.25.35.14.64.84.94.84.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:ManufacturingMarketSector country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:ManufacturingMarketSector, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1021051209310011514615013798159898992
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax4.24.65.34.35.05.06.16.65.94.67.14.44.64.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.24.65.34.35.05.06.16.65.94.67.14.44.64.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:ManufacturingMarketSector country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:ServiceWork, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9.4037.268141110161914129.2628.9548.1478.8368.168
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.40.30.60.50.50.70.80.60.50.40.40.40.50.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.30.60.50.50.70.80.60.50.40.40.40.50.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:ServiceWork country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:ServiceWork, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1079198998890961009289931079886
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax4.44.04.34.54.44.04.04.44.04.14.25.25.04.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.44.04.34.54.44.04.04.44.04.14.25.25.04.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:ServiceWork country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:ShortDurationProjects, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3743302730323442414026382529
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.51.91.41.21.51.41.41.81.81.91.21.91.31.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.51.91.41.21.51.41.41.81.81.91.21.91.31.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:ShortDurationProjects country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:ShortDurationProjects, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value83888884739792918199112727179
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax3.43.93.93.83.74.23.94.03.54.65.13.53.64.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.43.93.93.83.74.23.94.03.54.65.13.53.64.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:ShortDurationProjects country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:TransportationMarketSector, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5342415847444752515867727271
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.21.81.82.72.41.92.02.32.22.73.03.63.73.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.21.81.82.72.41.92.02.32.22.73.03.63.73.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:TransportationMarketSector country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:TransportationMarketSector, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2018161919149.8067.8559.2915.7346.4133.0724.7245.206
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.80.80.70.91.00.60.40.30.40.30.30.20.20.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.80.80.70.91.00.60.40.30.40.30.30.20.20.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:TransportationMarketSector country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:WaterandWastewaterMarketSector, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1.8773.6510.2952.3511.9072.3295.5793.7094.6186.0158.394.1946.144.613
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.10.20.00.10.10.10.20.20.20.30.40.20.30.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.20.00.10.10.10.20.20.20.30.40.20.30.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:WaterandWastewaterMarketSector country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, eme:WaterandWastewaterMarketSector, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4443544545407142454354434236
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.81.92.42.12.31.83.01.92.02.02.42.12.21.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.81.92.42.12.31.83.01.92.02.02.42.12.21.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments eme:WaterandWastewaterMarketSector country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:IntersegmentElimination, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-0.593-1.195-1.712-1.816-0.835-0.756-0.664-1.291-0.619-0.8-0.622-0.375-1.469-1.03
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-0.0-0.1-0.1-0.1-0.0-0.0-0.0-0.1-0.0-0.0-0.0-0.0-0.1-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.1-0.1-0.1-0.0-0.0-0.0-0.1-0.0-0.0-0.0-0.0-0.1-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-1.737-1.621-1.506-2.158-0.97-1.884-3.444-2.99-2.279-2.868-9.165-2.984-2.984-3.225
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax-0.1-0.1-0.1-0.1-0.0-0.1-0.1-0.1-0.1-0.1-0.4-0.1-0.2-0.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.1-0.1-0.0-0.1-0.1-0.1-0.1-0.1-0.4-0.1-0.2-0.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value490457495510446525565555570528534486481455
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax20.119.921.723.222.222.923.524.324.524.524.023.824.624.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.119.921.723.222.222.923.524.324.524.524.023.824.624.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value960905970893791835899872825755817775743687
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax39.439.342.640.639.336.437.438.135.535.036.737.938.136.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax39.439.342.640.639.336.437.438.135.535.036.737.938.136.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

eme:CommercialSiteBasedServices, country:US, eme:UnitedStatesBuildingServices


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value152175147132143133130155120119146
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax6.37.66.76.66.25.85.67.25.96.17.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.37.66.76.66.25.85.67.25.96.17.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eme:CommercialSiteBasedServices country:US eme:UnitedStatesBuildingServices0.00.00.00.00.00.00.00.00.00.00.0

eme:EnergyServices, country:US, eme:UnitedStatesBuildingServices


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value2630221828223733232625
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.11.31.00.91.21.01.61.51.21.41.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.11.31.00.91.21.01.61.51.21.41.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eme:EnergyServices country:US eme:UnitedStatesBuildingServices0.00.00.00.00.00.00.00.00.00.00.0

eme:FieldServices, country:US, eme:UnitedStatesIndustrialServices


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value208207113177269194252216181142162
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax8.69.05.18.811.78.510.910.08.97.38.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.69.05.18.811.78.510.910.08.97.38.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eme:FieldServices country:US eme:UnitedStatesIndustrialServices0.00.00.00.00.00.00.00.00.00.00.0

eme:GovernmentSiteBasedServices, country:US, eme:UnitedStatesBuildingServices


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value4641443842424248525555
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.91.82.01.91.91.91.82.32.62.82.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.91.82.01.91.91.91.82.32.62.82.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eme:GovernmentSiteBasedServices country:US eme:UnitedStatesBuildingServices0.00.00.00.00.00.00.00.00.00.00.0

eme:MechanicalServices, country:US, eme:UnitedStatesBuildingServices


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value398334336282303333312274276260227
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax16.414.515.314.013.214.613.512.713.513.312.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.414.515.314.013.214.613.512.713.513.312.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eme:MechanicalServices country:US eme:UnitedStatesBuildingServices0.00.00.00.00.00.00.00.00.00.00.0

eme:ProjectWork, country:GB, eme:UnitedKingdomBuildingServicesMember


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value63644157
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.62.82.12.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.62.82.12.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eme:ProjectWork country:GB eme:UnitedKingdomBuildingServicesMember0.00.00.00.0

eme:ProjectsExtras, country:GB, eme:UnitedKingdomBuildingServicesMember


Revenue
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value544157485552485051
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.52.12.52.12.42.52.42.62.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.52.12.52.12.42.52.42.62.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eme:ProjectsExtras country:GB eme:UnitedKingdomBuildingServicesMember0.00.00.00.00.00.00.00.00.0

eme:ServiceWork, country:GB, eme:UnitedKingdomBuildingServicesMember


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value6661555155495654515455
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax2.72.72.52.52.42.12.42.52.52.82.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.72.72.52.52.42.12.42.52.52.82.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eme:ServiceWork country:GB eme:UnitedKingdomBuildingServicesMember0.00.00.00.00.00.00.00.00.00.00.0

eme:ShopServices, country:US, eme:UnitedStatesIndustrialServices


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value2627263440394241454137
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax1.11.21.21.71.81.71.81.92.22.11.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.11.21.21.71.81.71.81.92.22.11.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eme:ShopServices country:US eme:UnitedStatesIndustrialServices0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:StatementGeographical

country:US


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value2307217721662091192021872298219022112051212719461848179319151800181618121874185018421657167516021561150216241479146915011567152514471449147714821450
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax94.794.595.095.095.495.195.695.795.295.095.495.194.694.495.295.495.895.896.296.295.395.094.394.394.594.594.794.594.393.994.293.693.092.491.792.391.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax94.794.595.095.095.495.195.695.795.295.095.495.194.694.495.295.495.895.896.296.295.395.094.394.394.594.594.794.594.393.994.293.693.092.491.792.391.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:US0.00.00.00.00.00.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

country:GB, eme:UnitedKingdomBuildingServicesMember


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
Value1291261141109311210597112107101100105106968579
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax5.35.55.05.04.64.94.44.34.85.04.64.95.45.64.84.64.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.35.55.05.04.64.94.44.34.85.04.64.95.45.64.84.64.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:GB eme:UnitedKingdomBuildingServicesMember0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

country:US, eme:UnitedStatesBuildingServices


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
Value624581568551472518538532523512485473461454438437438
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax25.625.324.925.123.522.522.423.322.523.721.823.123.623.921.823.223.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax25.625.324.925.123.522.522.423.322.523.721.823.123.623.921.823.223.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:US eme:UnitedStatesBuildingServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


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
Value489456493508445525564554569528534485479454479457449
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax20.119.821.623.122.122.823.524.224.524.524.023.724.523.923.824.323.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.119.821.623.122.122.823.524.224.524.524.023.724.523.923.824.323.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

country:US, eme:UnitedStatesIndustrialServices


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
Value235235135139212310299234295258298214167199207145187
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax9.610.25.96.310.513.512.410.212.712.013.410.58.610.510.37.79.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.610.25.96.310.513.512.410.212.712.013.410.58.610.510.37.79.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:US eme:UnitedStatesIndustrialServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


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
Value958903969891790834895869823752808772740684790760741
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax39.339.242.540.539.236.337.338.035.434.936.337.737.936.039.340.339.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax39.339.242.540.539.236.337.338.035.434.936.337.737.936.039.340.339.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2437230422812201201422992403228723242158222920471953190020121886189518911949192319331744177716991652158917141566155815991662162915561568161116061590153815171482139913121300122012751212
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value-45.659-36.556-31.833-33.112-26.366-26.301-34.353-40.806-31.271-27.414-34.297-28.887-27.969-25.37-23.733-25.204-26.246-24.542-24.3-26.482-26.249-22.207-25.262-23.286-18.828-14.412-16.016-17.766-19.67-23.197-39.699-34.169-36.145-20.609-23.302-25.871-19.191
Percentage of Revenues-1.9-1.6-1.4-1.5-1.3-1.1-1.4-1.8-1.3-1.3-1.5-1.4-1.4-1.3-1.2-1.3-1.4-1.3-1.2-1.4-1.4-1.3-1.4-1.4-1.1-0.9-0.9-1.1-1.3-1.5-2.4-2.1-2.3-1.3-1.4-1.6-1.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.9-1.6-1.4-1.5-1.3-1.1-1.4-1.8-1.3-1.3-1.5-1.4-1.4-1.3-1.2-1.3-1.4-1.3-1.2-1.4-1.4-1.3-1.4-1.4-1.1-0.9-0.9-1.1-1.3-1.5-2.4-2.1-2.3-1.3-1.4-1.6-1.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:OperatingSegments, country:GB, eme:UnitedKingdomBuildingServicesMember


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1291261141109311210597112107101100105106968579
Percentage of Revenues5.35.55.05.04.64.94.44.34.85.04.64.95.45.64.84.64.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.35.55.05.04.64.94.44.34.85.04.64.95.45.64.84.64.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:GB eme:UnitedKingdomBuildingServicesMember0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesBuildingServices


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value648602590573493532559550541530505490476470452451453
Percentage of Revenues26.626.225.926.024.523.223.324.023.324.622.724.024.424.722.523.923.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.626.225.926.024.523.223.324.023.324.622.724.024.424.722.523.923.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:US eme:UnitedStatesBuildingServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value490457495511446526565556570528534486481457481460451
Percentage of Revenues20.119.921.723.222.222.923.524.324.524.524.023.824.624.123.924.423.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.119.921.723.222.222.923.524.324.524.524.023.824.624.123.924.423.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesIndustrialServices


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value252245139143213316301247302259299214167199207147187
Percentage of Revenues10.410.76.16.510.613.812.610.813.012.013.410.58.610.510.37.89.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.410.76.16.510.613.812.610.813.012.013.410.58.610.510.37.89.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:US eme:UnitedStatesIndustrialServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value962907973896793838905877827759822783750691797767750
Percentage of Revenues39.539.442.740.739.436.537.738.435.635.236.938.338.436.439.640.739.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax39.539.442.740.739.436.537.738.435.635.236.938.338.436.439.640.739.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Revenues us-gaap:StatementGeographical

country:US


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value2307217721662091192021872298219022112051212719461848179319151800181618121874185018421657167516021561150216241479146915011567152514471449147714821450
Percentage of Revenues94.794.595.095.095.495.195.695.795.295.095.495.194.694.495.295.495.895.896.296.295.395.094.394.394.594.594.794.594.393.994.293.693.092.491.792.391.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax94.794.595.095.095.495.195.695.795.295.095.495.194.694.495.295.495.895.896.296.295.395.094.394.394.594.594.794.594.393.994.293.693.092.491.792.391.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:US0.00.00.00.00.00.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value242224244226205226240220226206220197189190204188181183194181181167168165161161172159151144163149139138149134137134147131130119154113120122
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.09.710.710.310.29.910.09.69.79.69.99.69.710.010.110.09.69.710.09.49.49.69.59.79.810.210.010.29.79.19.89.29.08.89.38.48.78.79.78.99.39.111.99.39.510.1

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value51335061506348294590483548304532439342784088399538693841396539663847380538943894380034493546348334173315338834343404340734653506310530143107305329602944301428992896275027552981
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312011-12-31
Value8048401030735527430451463299341448459426460582577489413599555487441540485401389442451457420482475593623545
Percentage of Assets15.716.620.415.211.58.99.310.26.88.011.011.511.012.014.714.612.710.915.414.312.812.815.213.911.711.713.113.213.412.313.913.619.120.118.1
Percentage of Assets15.716.620.415.211.58.99.310.26.88.011.011.511.012.014.714.612.710.915.414.312.812.815.213.911.711.713.113.213.412.313.913.619.120.118.1
Percentage of Assets us-gaap:CorporateNonSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, country:GB, eme:UnitedKingdomBuildingServicesMember


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value247242227206190190181163168167146143144131105
Percentage of Assets4.84.84.54.34.23.93.83.63.83.93.63.63.73.32.7
Percentage of Assets4.84.84.54.34.23.93.83.63.83.93.63.63.73.32.7
Percentage of Assets us-gaap:OperatingSegments country:GB eme:UnitedKingdomBuildingServicesMember100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesBuildingServices


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value11311069103210689691022996984994975846830804764753
Percentage of Assets22.021.120.422.121.121.120.621.722.622.820.720.820.819.319.3
Percentage of Assets22.021.120.422.121.121.120.621.722.622.820.720.820.819.319.3
Percentage of Assets us-gaap:OperatingSegments country:US eme:UnitedStatesBuildingServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value737720736762752783834820810737702650622617631
Percentage of Assets14.414.214.515.816.416.217.318.118.417.217.216.316.115.616.2
Percentage of Assets14.414.214.515.816.416.217.318.118.417.217.216.316.115.616.2
Percentage of Assets us-gaap:OperatingSegments country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesIndustrialServices


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value611620494523636902829872919875832803778772850
Percentage of Assets11.912.39.810.813.918.717.219.220.920.520.320.120.119.521.8
Percentage of Assets11.912.39.810.813.918.717.219.220.920.520.320.120.119.521.8
Percentage of Assets us-gaap:OperatingSegments country:US eme:UnitedStatesIndustrialServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value16001568154215321513150615361228120111801113110910931097954
Percentage of Assets31.231.030.531.733.031.231.827.127.327.627.227.828.327.724.5
Percentage of Assets31.231.030.531.733.031.231.827.127.327.627.227.828.327.724.5
Percentage of Assets us-gaap:OperatingSegments country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:StatementGeographical

country:US


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312011-12-31
Value40803978380538873872421541973905392537693493339232973223325132663245327631903230319728762871286128732793281628472798282628222848232822692241
Percentage of Assets79.578.675.180.584.487.286.986.289.388.185.484.985.283.982.082.484.386.181.982.984.183.481.082.284.184.383.182.982.282.981.481.275.073.074.4
Percentage of Assets79.578.675.180.584.487.286.986.289.388.185.484.985.283.982.082.484.386.181.982.984.183.481.082.284.184.383.182.982.282.981.481.275.073.074.4
Percentage of Assets country:US100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value30412940301028222646280727722556249824662347221621342150229123482268227123562311226319652066196919431882195919081857188119862071169716231749172416721676176816491672155615921755
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets59.358.159.558.457.658.157.456.456.957.757.455.555.256.057.859.259.059.760.559.359.657.058.356.556.956.857.855.654.655.257.359.154.753.856.356.556.557.058.756.957.756.657.858.9

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value51335061506348294590483548304532439342784088399538693841396539663847380538943894380034493546348334173315338834343404340734653506310530143107305329602944301428992896275027552981
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value20902119205220071943202620571975189418101740177817341690167316171578153315371582153514811476151014701427141615111533151314661422139613801346131812771256123412391214118211521218
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets40.741.940.541.642.341.942.643.643.142.342.644.544.844.042.240.841.040.339.540.640.443.041.643.443.043.141.844.045.044.442.340.645.045.843.343.243.242.741.042.741.943.041.840.8

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value31133105312028972679268526592558242023132386232421902169228422312099204122102247214119802067201519371827188619261887188119301968205819622044198518861861193618261809194119801977
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets60.761.461.660.058.455.555.156.455.154.158.458.256.656.557.656.354.653.756.857.756.457.458.357.856.755.155.756.155.455.255.756.166.365.165.865.063.763.264.363.062.570.671.966.3

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value668758902679481347358368213252363353306352467480385302464504443392486445360368432437437406439444530499605474434438511476406631710641599600726405251
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.015.017.814.110.57.27.48.14.95.98.98.97.99.211.812.110.08.011.913.011.711.413.712.810.611.112.712.712.811.912.712.717.116.619.515.514.714.917.016.414.023.025.80.00.00.024.40.00.0

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConsolidatedEntities, us-gaap:StatementGeographical

srt:Subsidiaries, us-gaap:NonUs


Cash
Period End2020-12-312019-12-312018-12-31
Value1006760
Percentage of CashAndCashEquivalentsAtCarryingValue11.218.916.7
Percentage of Assets2.01.41.5
Percentage of Assets srt:Subsidiaries us-gaap:NonUs0.00.00.0

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value21022037192219421936205520301926194617971773171516351572160715371501150814951495144813521359133313091230123412331203125112681286129312531221127011941175118711381175110310901057
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets41.040.338.040.242.242.542.042.544.342.043.442.942.340.940.538.839.039.638.438.438.139.238.338.338.337.136.435.935.436.736.636.741.641.639.341.640.339.939.439.340.640.139.635.5

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value736870484952514541464844484143343842826068646559666270667867798580727384928077646657
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.41.41.41.01.11.11.11.01.01.11.21.11.31.11.10.91.01.12.11.61.81.91.81.72.01.92.11.92.32.02.32.42.62.42.42.83.12.72.62.22.32.1

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
Value1593183116131587159414381458149910271038740
Percentage of NoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets31.537.939.540.041.040.543.043.333.134.526.9

us-gaap:NoncurrentAssets us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value4.3561.4311.0721.4941.7341.5432.0231.8961.5191.502
Percentage of NoncurrentAssets0.30.10.10.10.10.10.10.10.10.1
Percentage of Assets0.10.00.00.00.00.00.10.10.00.0
Percentage of Assets us-gaap:CorporateNonSegment0.40.30.20.30.30.30.50.40.20.3

us-gaap:NoncurrentAssets us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, country:GB, eme:UnitedKingdomBuildingServicesMember


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value129.6229.2641111
Percentage of NoncurrentAssets0.80.50.60.70.7
Percentage of Assets0.20.20.20.30.3
Percentage of Assets us-gaap:OperatingSegments country:GB eme:UnitedKingdomBuildingServicesMember5.35.36.38.910.9

us-gaap:OperatingSegments, country:US, eme:UnitedStatesBuildingServices


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value492458436409401
Percentage of NoncurrentAssets30.925.127.125.825.2
Percentage of Assets9.79.510.710.310.3
Percentage of Assets us-gaap:OperatingSegments country:US eme:UnitedStatesBuildingServices47.746.051.653.653.2

us-gaap:OperatingSegments, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value211215201180183
Percentage of NoncurrentAssets13.311.812.511.411.5
Percentage of Assets4.24.54.94.64.7
Percentage of Assets us-gaap:OperatingSegments country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices28.725.828.729.329.1

us-gaap:OperatingSegments, country:US, eme:UnitedStatesIndustrialServices


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value360615617630709
Percentage of NoncurrentAssets22.633.638.339.744.5
Percentage of Assets7.112.715.115.918.2
Percentage of Assets us-gaap:OperatingSegments country:US eme:UnitedStatesIndustrialServices73.074.174.381.583.4

us-gaap:OperatingSegments, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value512530346352287
Percentage of NoncurrentAssets32.229.021.522.218.0
Percentage of Assets10.111.08.58.97.4
Percentage of Assets us-gaap:OperatingSegments country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices33.234.531.232.230.1

us-gaap:NoncurrentAssets us-gaap:StatementGeographical

country:US


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1576182016031573158114251449148910131028
Percentage of NoncurrentAssets99.099.499.499.299.299.199.499.398.799.0
Percentage of Assets31.137.739.239.740.640.242.843.032.634.1
Percentage of Assets country:US41.443.445.948.449.649.651.552.844.745.9

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value514485440409394386364356324300282
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.210.010.810.310.110.910.710.310.410.010.3

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

eme:FinanceLease


Property
Period End2020-12-312019-12-312018-12-31
Value9.6389.6090.0
Percentage of PropertyPlantAndEquipmentGross1.92.00.0
Percentage of Assets0.20.20.0
Percentage of Assets eme:FinanceLease0.00.00.0

us-gaap:ComputerEquipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value111104989587958988828477
Percentage of PropertyPlantAndEquipmentGross21.721.622.323.422.224.924.625.025.428.127.3
Percentage of Assets2.22.22.42.42.22.72.62.62.62.82.8
Percentage of Assets us-gaap:ComputerEquipment0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConstructionInProgress


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value7.75410146.7797.5445.6886.9263.774
Percentage of PropertyPlantAndEquipmentGross1.52.13.31.71.91.51.91.1
Percentage of Assets0.20.20.40.20.20.20.20.1
Percentage of Assets us-gaap:ConstructionInProgress0.00.00.00.00.00.00.00.0

us-gaap:FurnitureAndFixtures


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2322202021202022212218
Percentage of PropertyPlantAndEquipmentGross4.64.64.74.95.55.45.76.26.67.46.5
Percentage of Assets0.50.50.50.50.60.60.60.60.70.70.7
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LandBuildingsAndImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value124113979290888178696668
Percentage of PropertyPlantAndEquipmentGross24.123.322.222.522.923.022.322.121.522.024.3
Percentage of Assets2.52.32.42.32.32.52.42.32.22.22.5
Percentage of Assets us-gaap:LandBuildingsAndImprovements0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:MachineryAndEquipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1761661511381331231201161058683
Percentage of PropertyPlantAndEquipmentGross34.234.234.333.933.831.933.132.832.628.929.5
Percentage of Assets3.53.43.73.53.43.53.63.43.42.93.0
Percentage of Assets us-gaap:MachineryAndEquipment0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Vehicles


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value6159585554514549454035
Percentage of PropertyPlantAndEquipmentGross12.012.213.213.613.713.412.413.814.013.612.4
Percentage of Assets1.21.21.41.41.41.51.31.41.51.41.3
Percentage of Assets us-gaap:Vehicles0.00.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value356328306281266264241232207198193
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.06.87.57.16.87.47.16.76.76.67.0

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1614151514141311111110101010121212121010109.479.5049.449.499.4619.4699.4929.5019.5049.7118.636.3516.3367.4267.4067.3857.5457.5347.75.7125.3744.9333.7793.8973.808
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1551571581551581571561491451451341281241241271261271311271281281211221171181181221221211221231231131141161161131111019797888892
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.03.13.13.23.53.33.23.33.33.43.33.23.23.23.23.23.33.53.33.33.43.53.43.43.53.63.63.63.63.63.63.53.73.83.83.83.83.83.43.43.43.23.23.1

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value86886285184683910641063101910131004990978978965964101010101010979979979843843834834834834834834834834829566566566568567568566566570426406593
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets16.917.016.817.518.322.022.022.523.123.524.224.525.325.124.325.526.326.625.225.125.824.423.824.024.425.224.624.324.524.524.123.618.218.818.218.619.219.318.819.519.715.514.819.9

us-gaap:Goodwill us-gaap:BusinessAcquisition

eme:A2020Acquisitions


Goodwillus-gaap:
Period End2020-12-312020-09-30
Value138.1
Percentage of Goodwill1.51.0
Percentage of Assets0.30.2
Percentage of Assets eme:A2020Acquisitions0.00.0

eme:A2021Acquisitions


Goodwillus-gaap:
Period End2021-06-302021-03-31
Value1610
Percentage of Goodwill1.91.2
Percentage of Assets0.30.2
Percentage of Assets eme:A2021Acquisitions0.00.0

us-gaap:Goodwill us-gaap:StatementBusinessSegments

eme:UnitedStatesBuildingServices


Goodwillus-gaap:
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value302297290289274255244228228229244247
Percentage of Goodwill35.535.134.527.227.726.525.027.127.427.543.243.7
Percentage of Assets6.06.26.36.06.76.46.36.46.76.67.98.2
Percentage of Assets eme:UnitedStatesBuildingServices0.00.00.00.00.00.00.00.00.00.00.00.0

eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Goodwillus-gaap:
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1421421421421331251233.8233.8233.8233.8233.83.8
Percentage of Goodwill16.716.817.013.413.413.012.60.50.50.50.70.70.9
Percentage of Assets2.83.03.13.03.33.23.20.10.10.10.10.10.1
Percentage of Assets eme:UnitedStatesElectricalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.01.31.41.3

eme:UnitedStatesIndustrialServices


Goodwillus-gaap:
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value107107107332327327384384384384116116
Percentage of Goodwill12.612.712.831.333.033.939.345.646.146.120.620.6
Percentage of Assets2.12.22.36.98.08.39.910.811.311.13.83.9
Percentage of Assets eme:UnitedStatesIndustrialServices0.00.00.00.00.00.00.00.00.00.00.00.0

eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Goodwillus-gaap:
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value299299299299256256226226217217201198175
Percentage of Goodwill35.235.435.728.125.926.623.126.826.026.035.535.043.1
Percentage of Assets5.96.26.56.26.36.55.86.46.46.36.56.66.4
Percentage of Assets eme:UnitedStatesMechanicalConstructionAndFacilitiesServices0.00.00.00.00.00.00.00.00.00.026.827.430.3

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value587580582596576597611482488491488471481484495497509521487500510463472474483492502513522531541550332337343348355363370380387259245264
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.411.511.512.412.612.412.710.711.111.511.911.812.412.612.512.513.213.712.512.813.413.413.313.614.214.914.814.915.315.615.615.710.711.211.111.412.012.312.313.113.49.48.98.9

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value383412330348356348381419278
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.68.58.18.89.19.811.312.19.0

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

eme:ContractBacklog


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value3.2795.0942.1330.3160.2330.00.00.0370.956.075
Percentage of FiniteLivedIntangibleAssetsNet0.91.20.60.10.10.00.00.00.30.0
Percentage of Assets0.10.10.10.00.00.00.00.00.00.2
Percentage of Assets eme:ContractBacklog0.00.00.00.00.00.00.00.00.00.0

eme:ContractBacklogMember


Finite
Period End2020-09-302020-06-302019-12-31
Value4.8461.85.094
Percentage of FiniteLivedIntangibleAssetsNet0.00.01.2
Percentage of Assets0.10.00.1
Percentage of Assets eme:ContractBacklogMember0.00.00.0

us-gaap:CustomerRelationships


Finite
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312011-09-302010-12-31
Value34035134036227728928828330833719320721399
Percentage of FiniteLivedIntangibleAssetsNet88.90.00.087.984.183.181.181.580.980.569.30.00.00.0
Percentage of Assets6.77.37.47.56.87.37.48.09.19.76.26.97.43.6
Percentage of Assets us-gaap:CustomerRelationships0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DevelopedTechnologyRights


Finite
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312011-09-302010-12-31
Value3031333540455055606570757776
Percentage of FiniteLivedIntangibleAssetsNet8.00.00.08.612.213.014.115.815.815.625.30.00.00.0
Percentage of Assets0.60.70.70.71.01.11.31.61.81.92.32.52.72.8
Percentage of Assets us-gaap:DevelopedTechnologyRights0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TradeNames


Finite
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value8.5148.7659.0169.3181013178.83811141316
Percentage of FiniteLivedIntangibleAssetsNet2.20.00.02.33.13.84.82.53.13.54.90.0
Percentage of Assets0.20.20.20.20.30.30.40.20.30.40.40.5
Percentage of Assets us-gaap:TradeNames0.00.00.00.00.00.00.00.00.00.00.00.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2502392422362402372452322332280.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets4.94.74.84.95.24.95.15.15.35.30.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1571161079795919388909186899094929292907931323132353637343130312929303030293133322226272835
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.12.32.12.02.11.91.92.02.12.12.12.22.32.52.32.32.42.42.00.80.90.90.91.01.11.11.00.90.90.90.80.81.01.01.01.01.11.11.10.80.91.01.01.2

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value635624671596563592665584579577652529505487567485469466501465450439488423428410460404399426487479488457490464467445477398431392416379
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets12.412.313.312.312.312.313.812.913.213.515.913.313.112.714.312.212.212.312.911.911.912.713.812.212.512.413.611.811.712.514.113.715.715.215.815.215.815.115.913.714.914.315.112.7

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value769739722714655590623565544536552531551556524489
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets15.014.614.314.814.312.212.912.512.412.513.513.314.314.513.212.6

us-gaap:ContractWithCustomerLiabilityCurrent us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, country:GB, eme:UnitedKingdomBuildingServicesMember


Contract
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2922153.9071.268
Percentage of ContractWithCustomerLiabilityCurrent4.13.62.90.70.3
Percentage of Assets0.60.50.40.10.0
Percentage of Assets us-gaap:OperatingSegments country:GB eme:UnitedKingdomBuildingServicesMember13.112.510.93.01.2

us-gaap:OperatingSegments, country:US, eme:UnitedStatesBuildingServices


Contract
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value10597794850
Percentage of ContractWithCustomerLiabilityCurrent14.615.614.49.210.3
Percentage of Assets2.12.01.91.21.3
Percentage of Assets us-gaap:OperatingSegments country:US eme:UnitedStatesBuildingServices10.29.89.46.36.7

us-gaap:OperatingSegments, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Contract
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value184173163178163
Percentage of ContractWithCustomerLiabilityCurrent25.627.929.734.033.5
Percentage of Assets3.63.64.04.54.2
Percentage of Assets us-gaap:OperatingSegments country:US eme:UnitedStatesElectricalConstructionAndFacilitiesServices25.120.823.428.925.9

us-gaap:OperatingSegments, country:US, eme:UnitedStatesIndustrialServices


Contract
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value16128.053.0981.823
Percentage of ContractWithCustomerLiabilityCurrent2.22.01.50.60.4
Percentage of Assets0.30.30.20.10.0
Percentage of Assets us-gaap:OperatingSegments country:US eme:UnitedStatesIndustrialServices3.21.51.00.40.2

us-gaap:OperatingSegments, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Contract
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value386317285290271
Percentage of ContractWithCustomerLiabilityCurrent53.550.851.655.455.6
Percentage of Assets7.66.67.07.37.0
Percentage of Assets us-gaap:OperatingSegments country:US eme:UnitedStatesMechanicalConstructionAndFacilitiesServices25.020.625.626.428.5

us-gaap:ContractWithCustomerLiabilityCurrent us-gaap:StatementGeographical

country:US


Contract
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value692601536520487
Percentage of ContractWithCustomerLiabilityCurrent95.996.497.199.399.7
Percentage of Assets13.712.413.113.112.5
Percentage of Assets country:US18.214.315.416.015.3

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value21432093216319781808178619381793170416731734158915041512165015521468147215111446139213191413130912731212128312471184120212981292125111751294127812291232133012351264118712321334
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets41.841.442.741.039.436.940.139.638.839.142.439.838.939.441.639.138.238.738.837.136.638.339.937.637.336.637.936.334.835.337.536.840.339.041.741.941.541.944.242.643.743.244.744.8

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
Value555453525252535149480.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets1.11.11.11.11.11.11.11.11.11.10.0

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value243272247219209237195185185198170169150193220209189235195190190205209212211197189191177184172178156175194192196206205211195171166167
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.75.44.94.64.64.94.14.14.24.64.24.23.95.05.65.34.96.25.04.95.06.05.96.16.26.05.65.65.25.45.05.15.05.86.26.36.67.06.87.36.86.36.05.6

Long Term Debt

us-gaap:LongTermDebt us-gaap:DebtInstrument

us-gaap:LongTermDebt

eme:TermLoan2020


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312020-03-02
Value270270270277300300300
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.35.35.35.76.56.20.0
Percentage of Assets eme:TermLoan20200.00.00.00.00.00.00.0

Debt And Capital Lease Obligations

us-gaap:DebtAndCapitalLeaseObligations

us-gaap:DebtAndCapitalLeaseObligations


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value276276276281304504312266294298295299303306310413417420423523527311318321326329335340345349354405155155155155155156154153153151
Percentage of DebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.45.55.55.86.610.46.55.96.77.07.27.57.88.07.810.410.811.110.913.413.99.09.09.29.510.09.99.910.110.310.211.65.05.25.05.15.35.35.15.35.35.5

Long Term Debt And Capital Lease Obligations

us-gaap:LongTermDebtAndCapitalLeaseObligations

us-gaap:LongTermDebtAndCapitalLeaseObligations


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value259259259272294494294247276280279283287291294398401405408503509293300303307311316321326330335403153153154154154154153152152151
Percentage of LongTermDebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.15.15.15.66.410.26.15.56.36.66.87.17.47.67.410.010.410.710.512.913.48.58.58.79.09.49.39.49.69.79.711.54.95.15.05.15.25.25.15.25.35.5

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value0.7020.7040.5760.5760.5760.6460.6460.6460.6460.8560.8960.8980.850.850.850.8530.8530.8230.8531.3021.2762.7513.3453.8573.4725.73513141313131311101110101110109.897109.9028.395
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.20.40.40.40.40.40.40.40.40.40.40.40.40.30.40.30.40.40.3

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value427385382371339328334322322321333343341346346397397392436360361351352356362357359340346347352376292293301292288289284261255217208270
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.37.67.67.77.46.86.97.17.37.58.18.68.89.08.710.010.310.311.29.39.510.29.910.210.610.810.69.910.210.210.210.79.49.79.79.69.79.89.49.08.87.97.69.1

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2112012051992041982041931951910.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets4.14.04.14.14.54.14.24.34.44.50.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value50
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0
Percentage of Assets1.0

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-31
Value43
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets0.9

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value33
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets0.7

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value25
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
Value76
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets1.5

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value258258245245240
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0
Percentage of Assets5.15.35.45.65.6

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value291
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets5.8

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value32
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets0.6

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value20902119205220071943202620571975189418101740177817341690167316171578153315371582153514811476151014701427141615111533151314661422139613801346131812771256123412391214118211521218
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets40.741.940.541.642.341.942.643.643.142.342.644.544.844.042.240.841.040.339.540.640.443.041.643.443.043.141.844.045.044.442.340.645.045.843.343.243.242.741.042.741.943.041.840.8

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value209121202053200719442027205719751894181117411779173516911674161715781534153715831536148414801514147414331429152515471526147914351407139113571328128812671245124912231193116211181288125212261050891
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets40.741.940.541.642.441.942.643.643.142.342.644.544.844.042.240.841.040.339.540.740.443.041.743.543.143.242.244.445.444.842.740.945.346.243.743.543.543.041.343.142.343.442.20.00.00.041.10.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value-106.925-107.844-109.233-88.484-91.172-91.722-89.288-87.37-86.896-86.516-87.662-93.316-93.6-93.32-94.2-100.559-101.16-101.208-101.703-76.616-76.801-76.523-76.953-81.629-82.293-82.474-83.197-64.678-64.815-65.332-65.777-79.789-79.909-80.56-81.04-76.93-77.644-78.121-78.649-55.621-39.769-40.37-42.411-43.005-45.74-49.865-52.699-49.318-15.102
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-5.1-5.1-5.3-4.4-4.7-4.5-4.3-4.4-4.6-4.8-5.0-5.2-5.4-5.5-5.6-6.2-6.4-6.6-6.6-4.8-5.0-5.2-5.2-5.4-5.6-5.8-5.8-4.2-4.2-4.3-4.4-5.6-5.7-5.8-6.0-5.8-6.0-6.2-6.3-4.5-3.2-3.4-3.6-3.8-3.5-4.0-4.3-4.7-1.7
Percentage of Assets-2.1-2.1-2.2-1.8-2.0-1.9-1.8-1.9-2.0-2.0-2.1-2.3-2.4-2.4-2.4-2.5-2.6-2.7-2.6-2.0-2.0-2.2-2.2-2.3-2.4-2.5-2.5-1.9-1.9-1.9-1.9-2.3-2.6-2.7-2.6-2.5-2.6-2.7-2.6-1.9-1.4-1.5-1.50.00.00.0-1.80.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value534847433834323026222117139.3868.0054.3430.6620.15952108107104130214212211227342404418408420418420416406407412417437433432427424421418416397387
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest2.52.32.32.22.01.71.61.61.41.21.21.00.80.60.50.30.00.03.46.87.07.08.814.214.414.715.922.426.127.427.629.329.730.230.730.631.632.633.535.035.436.236.837.932.733.433.937.943.4
Percentage of Assets1.01.00.90.90.80.70.70.70.60.50.50.40.30.20.20.10.00.01.32.82.83.03.76.26.26.46.710.011.912.311.812.013.513.913.413.313.714.013.815.115.015.715.50.00.00.014.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value0.6070.6070.6060.6050.6050.6050.6040.6030.6030.6020.6010.6010.60.60.5990.5990.5980.5990.6060.6140.6140.6130.6170.6350.6340.6330.6360.6620.6770.680.6760.6810.6810.6820.680.6780.6790.6810.6810.6930.6920.6920.690.6890.6890.6880.6870.6810.678
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value0.7020.7040.5760.5760.5760.6460.6460.6460.6460.8560.8960.8980.850.850.850.8530.8530.8230.8531.3021.2762.7513.3453.8573.4725.73513141313131311101110101110109.897109.9029.7719.818.6958.3957.4246.693
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.10.10.00.10.10.10.10.10.10.10.10.20.20.30.20.40.90.90.90.90.90.90.80.80.80.80.80.90.80.80.80.90.90.90.80.70.70.70.8
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.20.40.40.40.40.40.40.40.40.40.40.40.40.30.40.30.40.40.00.00.00.30.00.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value264825572480240423482436236722852207212820601987191218461796174816881644159615601513146314321386135013081280124312041169113310921069105210221000960933910873835807782742918891869708526
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest126.6120.6120.8119.8120.8120.2115.1115.7116.5117.5118.3111.7110.2109.1107.3108.0106.9107.2103.898.598.598.696.891.691.691.389.681.577.876.676.676.176.075.675.375.374.673.773.169.968.367.667.366.471.371.170.967.459.0
Percentage of Assets51.650.549.049.851.250.449.050.450.349.750.449.749.448.145.344.143.943.241.040.139.842.440.439.839.539.537.836.235.434.332.731.134.434.932.932.832.431.730.230.128.929.428.40.00.00.029.20.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value-504.52-379.407-366.49-352.985-352.985-352.985-253.937-253.937-253.937-253.937-253.937-133.332-98.201-72.178-37.693-35.471-10.302-10.302-10.302-10.302-10.302-10.302-10.302-10.302-10.302-10.302-10.302-10.302-10.302-10.302-10.59-11.696-11.779-11.862-11.903-12.647-12.844-12.86-14.476-16.691-16.718-16.718-15.525-16.084-16.326-16.326-15.451-14.424-14.13
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-24.1-17.9-17.8-17.6-18.2-17.4-12.3-12.9-13.4-14.0-14.6-7.5-5.7-4.3-2.3-2.2-0.7-0.7-0.7-0.7-0.7-0.7-0.7-0.7-0.7-0.7-0.7-0.7-0.7-0.7-0.7-0.8-0.8-0.9-0.9-1.0-1.0-1.0-1.2-1.3-1.4-1.4-1.3-1.4-1.3-1.3-1.3-1.4-1.6
Percentage of Assets-9.8-7.5-7.2-7.3-7.7-7.3-5.3-5.6-5.8-5.9-6.2-3.3-2.5-1.9-1.0-0.9-0.3-0.3-0.3-0.3-0.3-0.3-0.3-0.3-0.3-0.3-0.3-0.3-0.3-0.3-0.3-0.3-0.4-0.4-0.4-0.4-0.4-0.4-0.5-0.6-0.6-0.6-0.60.00.00.0-0.50.00.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value607000.0607000.0606000.0605000.0605000.0605000.0604000.0603000.0603000.0602000.0601000.0601000.0600000.0600000.0599000.0599000.0598000.0599000.0606000.0614000.0614000.0613000.0617000.0635000.0634000.0633000.0636000.0662000.0677000.0680000.0676000.0681000.0681000.0682000.0680000.0678000.0679000.0681000.0681000.0693000.0692000.0692000.0690000.0687000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value534847433834323026222117139.3868.0054.3430.6620.15952108107104130214212211227342404418408420418420416406407412417437433432427416
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.01.00.90.90.80.70.70.70.60.50.50.40.30.20.20.10.00.01.32.82.83.03.76.26.26.46.710.011.912.311.812.013.513.913.413.313.714.013.815.115.015.715.514.0

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value264825572480240423482436236722852207212820601987191218461796174816881644159615601513146314321386135013081280124312041169113310921069105210221000960933910873835807782869
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets51.650.549.049.851.250.449.050.450.349.750.449.749.448.145.344.143.943.241.040.139.842.440.439.839.539.537.836.235.434.332.731.134.434.932.932.832.431.730.230.128.929.428.429.2

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value-106920000.0-107840000.0-109230000.0-88484000.0-91172000.0-91722000.0-89288000.0-87370000.0-86896000.0-86516000.0-87662000.0-93316000.0-93600000.0-93320000.0-94200000.0-100560000.0-101160000.0-101210000.0-101700000.0-76616000.0-76801000.0-76523000.0-76953000.0-81629000.0-82293000.0-82474000.0-83197000.0-64678000.0-64815000.0-65332000.0-65777000.0-79789000.0-79909000.0-80560000.0-81040000.0-76930000.0-77644000.0-78121000.0-78649000.0-55621000.0-39769000.0-40370000.0-42411000.0-52699000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-2.1-2.1-2.2-1.8-2.0-1.9-1.8-1.9-2.0-2.0-2.1-2.3-2.4-2.4-2.4-2.5-2.6-2.7-2.6-2.0-2.0-2.2-2.2-2.3-2.4-2.5-2.5-1.9-1.9-1.9-1.9-2.3-2.6-2.7-2.6-2.5-2.6-2.7-2.6-1.9-1.4-1.5-1.5-1.8

Treasury Stock Value

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value5043793663523523522532532532532531339872373510101010101010101010101010101011111111121212141616161515
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.87.57.27.37.77.35.35.65.85.96.23.32.51.91.00.90.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.40.40.40.40.40.40.50.60.60.60.60.5

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value0.7020.7040.5760.5760.5760.6460.6460.6460.6460.8560.8960.8980.850.850.850.8530.8530.8230.8531.3021.2762.7513.3453.8573.4725.73513141313131311101110101110109.897109.9028.395
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.20.40.40.40.40.40.40.40.40.40.40.40.40.30.40.30.40.40.3

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2.6573.1932.6412.552.6693.2912.5462.6152.6683.5572.5282.5462.6883.2682.3742.3962.2022.9671.9021.9651.9523.0832.141.861.8013.01.81.8531.872.5981.6551.5741.4492.2651.4811.5031.5252.2571.3641.5781.0011.5040.6960.8172.9261.303
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2.6573.1932.6412.552.6693.2912.5462.6152.6683.5572.5282.5462.6883.2682.3742.3962.2022.9671.9021.9651.9523.0832.141.861.8013.01.81.8531.872.5981.6551.5741.4492.2651.4811.5031.5252.2571.3641.5781.0011.5040.6960.8172.9261.303
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Minority Interest Decrease From Distributions To Noncontrolling Interest Holders

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302010-12-312010-09-302010-06-302010-03-31
Value0.00.0430.00.00.070.00.00.210.040.00.00.00.00.660.01.450.60.50.02.257.52.01.350.50.90.00.250.01.050.00.61.050.00.81.10.30.3
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders0.0100.00.00.0100.00.00.0100.0100.00.00.00.00.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.00.0100.00.0100.0100.00.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302010-12-312010-09-302010-06-302010-03-31
Value0.00.0430.00.00.070.00.00.210.040.00.00.00.00.660.01.450.60.50.02.257.52.01.350.50.90.00.250.01.050.00.61.050.00.81.10.30.3
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders0.0100.00.00.0100.00.00.0100.0100.00.00.00.00.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.00.0100.00.0100.0100.00.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value82-88.989259270355-78.81317821915-57.4352059826-59.087127135108-5.171358184-37.16117110111-17.8211376963-24.3168212042-95.1021425321-33.129905341-36.3719844-1.137-73.066
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.4-3.911.412.317.7-3.47.49.60.7-2.79.24.81.4-3.16.47.25.7-0.37.04.24.4-2.19.66.00.7-1.18.04.44.1-1.54.97.42.8-6.18.83.31.4-2.26.03.63.0-2.87.63.6-0.1-6.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-39.175-31.764-17.644-48.898-13.9-14.421-230.382-29.127-41.822-44.008-60.851-12.954-32.078-11.839-31.381-7.949-7.194-91.569-10.332-10.015-241.538-8.786-37.51-7.898-9.035-5.365-8.361.123-8.11-6.321-16.26-456.769-3.937-6.4565.536-9.087-10.294-28.701-26.16917-265.396-46.772-33.326-6.043.1553.487
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.6-1.4-0.8-2.2-0.7-0.6-9.6-1.3-1.8-2.0-2.7-0.6-1.6-0.6-1.6-0.4-0.4-4.8-0.5-0.5-12.5-0.5-2.1-0.5-0.5-0.3-0.50.1-0.5-0.4-1.0-28.0-0.3-0.40.3-0.6-0.6-1.9-1.71.2-19.0-3.6-2.6-0.50.20.3

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-133.147-23.938-24.313-26.293-207.428637-34.081-10.435-11.808-132.959-37.579-37.213-45.291-109.846-33.538-19.472-65.614-163.77-8.645210-47.3-90.733-7.964-12.985-37.791-132.476-67.835-26.746-2.893-71.568246-7.955-0.103-17.526-5.869-14.747-12.445-29.5210.231-1.6791.6813.338-0.1990.335-50.635
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-5.5-1.0-1.1-1.2-10.33.71.5-1.5-0.4-0.5-6.0-1.8-1.9-2.4-5.5-1.8-1.0-3.5-8.4-0.410.9-2.7-5.1-0.5-0.8-2.4-7.7-4.3-1.7-0.2-4.315.1-0.5-0.0-1.1-0.4-0.9-0.8-1.90.0-0.10.10.3-0.00.0-4.2

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-89.969-143.805222198134-11.793-9.887154-38.493-111.9539.87347-45.708-114.484-13.199581-160.598
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.7-6.29.89.06.7-0.5-0.46.7-1.7-5.20.42.3-2.3-6.0-0.75.14.3-8.5

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-1.3690.014-8.25-8.162-24.3174.3752.6140.007-3.4162.496-0.436-0.171.9112.944-47.3670.419-0.5-5.91-7.278-2.564-0.5572.291-6.702-5.0040.6740.7321.314-0.2140.1354.51312-0.23-3.9233.4875.677-0.530.2631.2164.685-0.479-3.1337.753-8.003-17.13-2.05811
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value82-88.989259270355-78.81317821915-57.4352059826-59.087127135108-5.171358184-37.16117110111-17.8211376963-24.3168212042-95.1021425321-33.129905341-36.3719844-1.137-73.066
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.4-3.911.412.317.7-3.47.49.60.7-2.79.24.81.4-3.16.47.25.7-0.37.04.24.4-2.19.66.00.7-1.18.04.44.1-1.54.97.42.8-6.18.83.31.4-2.26.03.63.0-2.87.63.6-0.1-6.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value97847961-83.6897586818372777970555364565240515534514146324245394145262130463933273640282439-175.6252721
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.03.73.52.8-4.23.33.63.63.63.43.53.93.62.92.63.43.02.82.12.72.92.02.92.42.82.12.52.92.62.62.81.61.31.92.92.52.11.82.42.72.11.93.1-14.42.11.8

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value61-83.68975818372
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.8-4.23.33.63.63.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9784-83.6897586818372777970555364565240515534514146324346414146282130464033273741292540-174.5642822
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.03.7-4.23.33.63.63.63.43.53.93.62.92.63.43.02.82.12.72.92.02.92.52.82.12.63.02.62.62.81.81.42.02.92.52.11.82.52.82.11.93.1-14.32.21.8

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-0.0020.1710.00.00.00.0-0.0020.0480.00.0-0.0030.00.03-0.030.2110.026-0.0250.006-0.0120.385-0.013-0.1391.3421.7531.0870.5810.3482.2030.460.5510.3780.7290.5320.6630.8250.7250.5130.7820.9311.0611.4150.6
Percentage of ProfitLoss-0.00.20.00.00.00.0-0.00.10.00.0-0.00.00.1-0.10.50.1-0.00.0-0.00.9-0.0-0.43.13.72.71.40.87.62.11.80.81.81.62.42.21.71.73.12.3-0.65.02.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.00.00.00.00.00.0-0.00.00.00.0-0.00.00.0-0.00.00.0-0.00.0-0.00.0-0.0-0.00.10.10.10.00.00.10.00.00.00.00.00.00.10.00.00.10.10.10.10.0
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:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9784-83.6897586818372777970555364565240515534514146324245394145262130463933273640282439-175.6252721
Percentage of ProfitLoss100.099.8100.0100.0100.0100.0100.0100.0100.099.9100.0100.0100.0100.099.9100.199.599.9100.0100.0100.099.1100.0100.496.996.397.398.699.292.497.998.299.298.298.497.697.898.398.396.997.7100.695.097.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.03.7-4.23.33.63.63.63.43.53.93.62.92.63.43.02.82.12.72.92.02.92.42.82.12.52.92.62.62.81.61.31.92.92.52.11.82.42.72.11.93.1-14.42.11.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-39.175-31.764-17.644-48.898-13.9-14.421-230.382-29.127-41.822-44.008-60.851-12.954-32.078-11.839-31.381-7.949-7.194-91.569-10.332-10.015-241.538-8.786-37.51-7.898-9.035-5.365-8.361.123-8.11-6.321-16.26-456.769-3.937-6.4565.536-9.087-10.294-28.701-26.16917-265.396-46.772-33.326-6.043.1553.487
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.6-1.4-0.8-2.2-0.7-0.6-9.6-1.3-1.8-2.0-2.7-0.6-1.6-0.6-1.6-0.4-0.4-4.8-0.5-0.5-12.5-0.5-2.1-0.5-0.5-0.3-0.50.1-0.5-0.4-1.0-28.0-0.3-0.40.3-0.6-0.6-1.9-1.71.2-19.0-3.6-2.6-0.50.20.3

Payments To Acquire Productive Assets

us-gaap:PaymentsToAcquireProductiveAssets

us-gaap:PaymentsToAcquireProductiveAssets


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value8.538.204138.229131212139.3421314129.3266.5888.5718.4457.0931010109.9349.016127.0698.8576.93610108.5068.073119.1867.8157.0058.51910117.826108.9416.0374.5175.3896.1014.383.489
Percentage of PaymentsToAcquireProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-133.147-23.938-24.313-26.293-207.428637-34.081-10.435-11.808-132.959-37.579-37.213-45.291-109.846-33.538-19.472-65.614-163.77-8.645210-47.3-90.733-7.964-12.985-37.791-132.476-67.835-26.746-2.893-71.568246-7.955-0.103-17.526-5.869-14.747-12.445-29.5210.231-1.6791.6813.338-0.1990.335-50.635
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-5.5-1.0-1.1-1.2-10.33.71.5-1.5-0.4-0.5-6.0-1.8-1.9-2.4-5.5-1.8-1.0-3.5-8.4-0.410.9-2.7-5.1-0.5-0.8-2.4-7.7-4.3-1.7-0.2-4.315.1-0.5-0.0-1.1-0.4-0.9-0.8-1.90.0-0.10.10.3-0.00.0-4.2

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:ProceedsFromIssuanceOfLongTermDebt


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312017-12-312016-12-312015-12-31
Value0.00.00.03000.00.00.00.00.0
Percentage of ProceedsFromIssuanceOfLongTermDebt0.00.00.0100.00.00.00.00.00.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt


Repayments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value6.938220.02573.7983.7993.8013.83.8013.83.8343.83.8013.83.8013.81003094.3784.3784.3784.3784.3784.384.384.3184.3794.3773.0070.0020.0020.0020.0020.0010.0370.04.1310.0050.0050.0060.0040.0090.009200
Percentage of RepaymentsOfLongTermDebt100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value7.1157.1214.3944.3924.3884.54.4924.4914.4874.484.6044.6554.6774.7044.7054.7354.7384.7934.8564.8644.8554.8795.0175.0245.0155.0395.1845.3665.395.3534.0284.0254.0270.0243.3283.3373.3233.3360.00.00.0
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.00.00.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value12512130.00.0990.00.00.00.01253026342.222251054590.7310.034830.00.02112558180.0210.04.9980.00.02.7237.99713270.00.00.0
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.00.00.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.00.0100.0100.0100.0100.00.0100.00.0100.00.00.0100.0100.0100.0100.00.00.00.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value26.827.2-6.654.7-0.3250.27400.2790.2830.2750.0050.2710.2720.27-0.0750.3730.3680.3360.0080.3720.3680.3550.0010.3810.380.3790.0080.3450.380.382-0.0370.4640.3850.3870.0020.4050.3830.38500.3940.3770.388-1.950.0050.305
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2971706411712012712635179136
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilities us-gaap:BalanceSheetLocation

eme:BalanceSheetLocationOtherAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value7.43.44.710.01211
Percentage of DeferredTaxLiabilities25.14.76.615.511.09.4

eme:OtherLongTermObligations


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value36757574172167
Percentage of DeferredTaxLiabilities125.0104.8106.6115.5146.6139.2

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value213172100101135120112114114150141
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value3856000.03463000.03855000.03825000.03531000.0805000.02024000.02244000.02494000.03370000.0783000.0
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eme:ContractwithCustomerAssetsandLiabilitiesNetChange

eme:ContractwithCustomerAssetsandLiabilitiesNetChange


Contractwith
Period End2021-06-302021-03-312020-12-31
Value133.1-186.2
Percentage of ContractwithCustomerAssetsandLiabilitiesNetChange100.0100.0100.0

eme:CumulativeEffectOnRetainedEarningsBeforeTax2 us-gaap:AdjustmentsForNewAccountingPronouncements

eme:CumulativeEffectOnRetainedEarningsBeforeTax2

us-gaap:AccountingStandardsUpdate201613


Cumulative
Period End2020-12-31
Value0
Percentage of CumulativeEffectOnRetainedEarningsBeforeTax20.0

eme:CumulativeEffectOnRetainedEarningsNetOfTax3

eme:CumulativeEffectOnRetainedEarningsNetOfTax3


Cumulative
Period End2020-12-312020-09-302020-06-302020-03-31
Value0002307000.0
Percentage of CumulativeEffectOnRetainedEarningsNetOfTax30.00.00.0100.0

eme:CumulativeEffectOnRetainedEarningsNetOfTax3 us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Cumulative
Period End2020-12-312020-09-302020-06-302020-03-31
Value0002307000.0
Percentage of CumulativeEffectOnRetainedEarningsNetOfTax30.00.00.0100.0

eme:DefinedBenefitPlanNetPeriodicBenefitCostExcludingServiceCost

eme:DefinedBenefitPlanNetPeriodicBenefitCostExcludingServiceCost


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-922000.0-908000.0-769000.0-751000.0-718000.0-742000.0-366000.0-381000.0-400000.0-406000.0-674000.0-615000.0-717000.0-737000.0-443000.0-415000.0-408000.0
Percentage of DefinedBenefitPlanNetPeriodicBenefitCostExcludingServiceCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eme:DividendsCommonStock1 us-gaap:StatementEquityComponents

eme:DividendsCommonStock1

us-gaap:AdditionalPaidInCapital


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value45000.055000.030000.029000.029000.034000.034000.035000.036000.044000.037000.035000.037000.044000.040000.040000.038000.046000.040000.041000.042000.060000.046000.045000.052000.059000.053000.051000.0
Percentage of DividendsCommonStock1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eme:GoodwillImpairmentTestingPerpetualGrowthRatePercentage us-gaap:StatementBusinessSegments

eme:GoodwillImpairmentTestingPerpetualGrowthRatePercentage

eme:DomesticSegments


Goodwill
Period End2020-10-01
Value2.0
Percentage of GoodwillImpairmentTestingPerpetualGrowthRatePercentage100.0

eme:GoodwillImpairmentTestingWeightedAverageCostOfCapitalPercentage us-gaap:StatementBusinessSegments

eme:GoodwillImpairmentTestingWeightedAverageCostOfCapitalPercentage

eme:DomesticConstruction


Goodwill
Period End2020-10-012018-10-012017-10-012016-10-012015-10-012010-12-31
Value10.60.0980.1060.1140.1110.132
Percentage of GoodwillImpairmentTestingWeightedAverageCostOfCapitalPercentage100.0100.0100.0100.0100.0100.0

eme:UnitedStatesBuildingServices


Goodwill
Period End2020-10-012018-10-012017-10-012016-10-012015-10-01
Value10.40.0970.10.110.111
Percentage of GoodwillImpairmentTestingWeightedAverageCostOfCapitalPercentage98.199.094.396.5100.0

eme:UnitedStatesIndustrialServices


Goodwill
Period End2020-10-012018-10-012017-10-012016-10-012015-10-01
Value11.60.1050.110.1150.11
Percentage of GoodwillImpairmentTestingWeightedAverageCostOfCapitalPercentage109.4107.1103.8100.999.1

eme:Noncashsharebasedcompensationexpense

eme:Noncashsharebasedcompensationexpense


Noncashsharebasedcompensationexpense
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value2657000.03193000.02550000.02669000.03291000.02615000.02668000.03557000.02546000.02688000.03268000.0
Percentage of Noncashsharebasedcompensationexpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eme:PaymentsforContingentConsiderationArrangements

eme:PaymentsforContingentConsiderationArrangements


Paymentsfor
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-30
Value1645000.0693000.0003417000.0653000.02328000.01081000.02485000.023000.039000.02000.03298000.000000
Percentage of PaymentsforContingentConsiderationArrangements100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.0

eme:PercentageOfIndividualSegmentRevenues us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

eme:PercentageOfIndividualSegmentRevenues

us-gaap:OperatingSegments, eme:CommercialMarketSector, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value52.053.01.050.00.480.4600.470.50.510.020.40.410.4
Percentage of PercentageOfIndividualSegmentRevenues100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, eme:CommercialMarketSector, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value41.040.01.039.00.350.3600.330.360.37-0.010.380.360.33
Percentage of PercentageOfIndividualSegmentRevenues78.875.5100.078.072.978.30.070.272.072.5-50.095.087.882.5

us-gaap:OperatingSegments, eme:HealthcareMarketSector, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5.04.004.00.040.0400.040.040.03-0.010.060.080.08
Percentage of PercentageOfIndividualSegmentRevenues9.67.50.08.08.38.70.08.58.05.9-50.015.019.520.0

us-gaap:OperatingSegments, eme:HealthcareMarketSector, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value13.012.009.00.10.100.10.090.0800.070.080.1
Percentage of PercentageOfIndividualSegmentRevenues25.022.60.018.020.821.70.021.318.015.70.017.519.525.0

us-gaap:OperatingSegments, eme:HospitalityMarketSector, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1.01.001.00.010.0100.010.010.0100.020.020.01
Percentage of PercentageOfIndividualSegmentRevenues1.91.90.02.02.12.20.02.12.02.00.05.04.92.5

us-gaap:OperatingSegments, eme:HospitalityMarketSector, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1.01.001.00.010.0100.010.010.0200.030.030.04
Percentage of PercentageOfIndividualSegmentRevenues1.91.90.02.02.12.20.02.12.03.90.07.57.310.0

us-gaap:OperatingSegments, eme:InstitutionalMarketSector, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value11.09.0-1.07.00.080.080.010.060.050.0400.060.060.06
Percentage of PercentageOfIndividualSegmentRevenues21.217.0-100.014.016.717.40.012.810.07.80.015.014.615.0

us-gaap:OperatingSegments, eme:InstitutionalMarketSector, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value7.08.0-1.013.00.130.0900.110.090.08-0.010.10.110.09
Percentage of PercentageOfIndividualSegmentRevenues13.515.1-100.026.027.119.60.023.418.015.7-50.025.026.822.5

us-gaap:OperatingSegments, eme:ManufacturingMarketSector, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value10.011.0-1.018.00.190.230.010.220.210.1900.20.20.19
Percentage of PercentageOfIndividualSegmentRevenues19.220.8-100.036.039.650.00.046.842.037.30.050.048.847.5

us-gaap:OperatingSegments, eme:ManufacturingMarketSector, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value11.012.0011.00.130.1400.170.170.130.010.120.120.13
Percentage of PercentageOfIndividualSegmentRevenues21.222.60.022.027.130.40.036.234.025.550.030.029.332.5

us-gaap:OperatingSegments, eme:ServiceWork, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2.02.01.02.00.020.0300.030.020.0200.020.020.02
Percentage of PercentageOfIndividualSegmentRevenues3.83.8100.04.04.26.50.06.44.03.90.05.04.95.0

us-gaap:OperatingSegments, eme:ServiceWork, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value11.010.0011.00.110.11-0.010.120.110.1200.140.130.13
Percentage of PercentageOfIndividualSegmentRevenues21.218.90.022.022.923.90.025.522.023.50.035.031.732.5

us-gaap:OperatingSegments, eme:ShortDurationProjects, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value7.010.005.00.070.06-0.010.070.070.0800.080.050.07
Percentage of PercentageOfIndividualSegmentRevenues13.518.90.010.014.613.00.014.914.015.70.020.012.217.5

us-gaap:OperatingSegments, eme:ShortDurationProjects, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9.010.009.00.090.1200.10.10.130.010.090.10.12
Percentage of PercentageOfIndividualSegmentRevenues17.318.90.018.018.826.10.021.320.025.550.022.524.430.0

us-gaap:OperatingSegments, eme:TransportationMarketSector, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value11.09.0012.00.10.08-0.010.090.090.11-0.010.150.150.16
Percentage of PercentageOfIndividualSegmentRevenues21.217.00.024.020.817.40.019.118.021.6-50.037.536.640.0

us-gaap:OperatingSegments, eme:TransportationMarketSector, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2.02.002.00.020.0200.010.010.0100.010.010.01
Percentage of PercentageOfIndividualSegmentRevenues3.83.80.04.04.24.30.02.12.02.00.02.52.42.5

us-gaap:OperatingSegments, eme:WaterandWastewaterMarketSector, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1.01.001.00.010.0100.010.010.0100.010.010.01
Percentage of PercentageOfIndividualSegmentRevenues1.91.90.02.02.12.20.02.12.02.00.02.52.42.5

us-gaap:OperatingSegments, eme:WaterandWastewaterMarketSector, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5.05.005.00.060.050.010.050.060.0600.060.060.05
Percentage of PercentageOfIndividualSegmentRevenues9.69.40.010.012.510.90.010.612.011.80.015.014.612.5

eme:PercentageOfIndividualSegmentRevenues us-gaap:ProductOrService, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

eme:CommercialSiteBasedServices, country:US, eme:UnitedStatesBuildingServices


Percentage
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value25.030.027.00.280.280.250.250.30.260.260.32
Percentage of PercentageOfIndividualSegmentRevenues48.156.654.058.360.953.250.058.865.063.480.0

eme:EnergyServices, country:US, eme:UnitedStatesBuildingServices


Percentage
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value4.05.04.00.040.050.040.070.060.050.060.06
Percentage of PercentageOfIndividualSegmentRevenues7.79.48.08.310.98.514.011.812.514.615.0

eme:FieldServices, country:US, eme:UnitedStatesIndustrialServices


Percentage
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value89.088.081.00.840.870.830.860.840.80.770.81
Percentage of PercentageOfIndividualSegmentRevenues171.2166.0162.0175.0189.1176.6172.0164.7200.0187.8202.5

eme:GovernmentSiteBasedServices, country:US, eme:UnitedStatesBuildingServices


Percentage
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value7.07.08.00.080.080.080.080.10.110.120.12
Percentage of PercentageOfIndividualSegmentRevenues13.513.216.016.717.417.016.019.627.529.330.0

eme:MechanicalServices, country:US, eme:UnitedStatesBuildingServices


Percentage
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value64.058.061.00.60.590.630.60.540.580.560.5
Percentage of PercentageOfIndividualSegmentRevenues123.1109.4122.0125.0128.3134.0120.0105.9145.0136.6125.0

eme:ProjectWork, country:GB, eme:UnitedKingdomBuildingServicesMember


Percentage
Period End2021-06-302021-03-312020-06-302020-03-31
Value49.051.045.051.0
Percentage of PercentageOfIndividualSegmentRevenues94.296.29375.011087.0

eme:ProjectsExtras, country:GB, eme:UnitedKingdomBuildingServicesMember


Percentage
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value49.00.450.510.50.50.490.480.480.48
Percentage of PercentageOfIndividualSegmentRevenues98.093.8110.9106.4100.096.1120.0117.1120.0

eme:ServiceWork, country:GB, eme:UnitedKingdomBuildingServicesMember


Percentage
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value51.049.051.00.550.490.50.50.510.520.520.52
Percentage of PercentageOfIndividualSegmentRevenues98.192.5102.0114.6106.5106.4100.0100.0130.0126.8130.0

eme:ShopServices, country:US, eme:UnitedStatesIndustrialServices


Percentage
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value11.012.019.00.160.130.170.140.160.20.230.19
Percentage of PercentageOfIndividualSegmentRevenues21.222.638.033.328.336.228.031.450.056.147.5

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value21000.03750000.066000.024000.058000.02492000.02680000.036000.003735000.0103000.00478000.03267000.086000.022000.0717000.02637000.059000.055000.014000.04097000.0076000.01831000.01959000.000
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value21000.03750000.066000.024000.058000.02492000.02680000.036000.003735000.0103000.00478000.03267000.086000.022000.0717000.02637000.059000.055000.014000.04097000.0076000.01831000.01959000.000
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.0

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs


Allowance
Period End2021-06-302021-03-312020-12-31
Value575000.0475000.01173000.0
Percentage of AllowanceForDoubtfulAccountsReceivableWriteOffs100.0100.0100.0

us-gaap:AssetImpairmentCharges

us-gaap:AssetImpairmentCharges


Asset
Period End2020-12-312020-09-302020-06-302019-06-30
Value0.00.02320.0
Percentage of AssetImpairmentCharges0.00.0100.00.0

us-gaap:ContractWithCustomerAssetIncreaseDecreaseForContractAcquiredInBusinessCombination us-gaap:BusinessAcquisition

us-gaap:ContractWithCustomerAssetIncreaseDecreaseForContractAcquiredInBusinessCombination

eme:A2020Acquisitions


Contract
Period End2020-12-31
Value-800000.0
Percentage of ContractWithCustomerAssetIncreaseDecreaseForContractAcquiredInBusinessCombination100.0

eme:A2021Acquisitions


Contract
Period End2021-06-302021-03-31
Value1300000.0900000.0
Percentage of ContractWithCustomerAssetIncreaseDecreaseForContractAcquiredInBusinessCombination0.00.0

us-gaap:ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination us-gaap:BusinessAcquisition

us-gaap:ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination

eme:A2020Acquisitions


Contract
Period End2020-12-31
Value-1.5
Percentage of ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination100.0

eme:A2021Acquisitions


Contract
Period End2021-06-302021-03-31
Value5.70.1
Percentage of ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination0.00.0

us-gaap:ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod

us-gaap:ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod


Contract
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.04.40.00.00.00.00.00.01.06.30.00.00.00.0110.0
Percentage of ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod0.0100.00.00.00.00.00.00.0100.0100.00.00.00.00.0100.00.0

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-922000.0-913000.0-611000.0-602000.0-581000.0-595000.0-586000.0-566000.0-590000.0-600000.0-645000.0-638000.0-665000.0-682000.0-782000.0-738000.0-724000.0-698000.0-491000.0-489000.0-535000.0
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanContributionsByEmployer dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanContributionsByEmployer

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value1.31.21.2651.31.11.01.3281.01.11.01.5421.0
Percentage of DefinedBenefitPlanContributionsByEmployer100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanContributionsByEmployer us-gaap:RetirementPlanSponsorLocation

country:US


Defined
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value0.00.10.00.00.00.2
Percentage of DefinedBenefitPlanContributionsByEmployer0.09.10.00.00.020.0

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value3.2233.1923.0743.032.9222.9973.0442.9413.0643.1163.3823.3443.493.5813.5893.3883.3273.2043.4113.3983.717
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanInterestCost dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanInterestCost

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value1.351.3361.6361.6131.5561.5961.9931.9252.0042.0391.9821.9592.0452.0992.2912.1622.1242.0452.4742.4652.696
Percentage of DefinedBenefitPlanInterestCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-951000.0-943000.0-827000.0-815000.0-785000.0-806000.0-465000.0-450000.0-470000.0-477000.0-755000.0-747000.0-780000.0-800000.0-516000.0-488000.0-479000.0-461000.0-446000.0-444000.0-486000.0
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Depreciation

us-gaap:Depreciation


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value121211111111111110109.7879.4529.5229.7119.689.88110109.7649.8529.9339.3329.4888.8649.188.7629.3139.2559.0898.867109.0128.748.155317.8097.8176.9517.4367.4836.2756.2326.4786.3576.3666.297
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock

us-gaap:DividendsCommonStock


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312012-09-302012-06-302012-03-312011-12-31
Value7.1157.1214.3944.3924.3884.54.4924.4914.4874.484.6044.6554.6774.7044.7054.7354.7384.7934.8564.8644.8554.8795.0175.0245.0155.0395.1845.3665.395.3534.0284.02524-0.036.6953.323-0.015
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312012-09-302012-06-302012-03-312011-12-31
Value7.167.1764.4244.4214.4174.5344.5264.5264.5234.5244.6414.694.7144.7484.7454.7754.7764.8394.8964.9054.8974.9395.0635.0695.0675.0985.2375.4175.5395.3534.0664.025240.06.7263.3520.009
Percentage of DividendsCommonStock100.6100.8100.7100.7100.7100.8100.8100.8100.8101.0100.8100.8100.8100.9100.9100.8100.8101.0100.8100.8100.9101.2100.9100.9101.0101.2101.0101.0102.8100.0100.9100.0100.9-0.0100.5100.9-60.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations


Effect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value336000.0886000.05350000.03397000.0-23000.0-4678000.04639000.0-1872000.0-1473000.01298000.0-1436000.0-864000.0-2854000.01733000.0311000.01192000.01249000.0490000.0
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate


Effective
Period End2021-06-302021-03-312018-12-312018-09-302018-06-302018-03-31
Value021.00000.21
Percentage of EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate0.0100.00.00.00.0100.0

us-gaap:ExcessTaxBenefitFromShareBasedCompensationOperatingActivities

us-gaap:ExcessTaxBenefitFromShareBasedCompensationOperatingActivities


Excess
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-4000.039000.0157000.08000.094000.0499000.00349000.0716000.011000.0690000.0864000.0244000.0601000.01217000.0357000.0268000.083000.0955000.02378000.0259000.0758000.04869000.03357000.0273000.0576000.0418000.01447000.0354000.053000.05229000.02760000.0129000.0194000.0536000.01170000.0239000.065000.00
Percentage of ExcessTaxBenefitFromShareBasedCompensationOperatingActivities100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:GoodwillImpairmentLoss

us-gaap:GoodwillImpairmentLoss


Goodwill
Period End2020-12-312020-09-302010-12-312010-09-30
Value0.00.00.0210
Percentage of GoodwillImpairmentLoss0.00.00.0100.0

us-gaap:GoodwillImpairmentLoss us-gaap:StatementBusinessSegments

eme:UnitedStatesIndustrialServices


Goodwill
Period End2020-12-312020-09-302020-06-30
Value0.00.0225
Percentage of GoodwillImpairmentLoss0.00.00.0

us-gaap:GoodwillPeriodIncreaseDecrease

us-gaap:GoodwillPeriodIncreaseDecrease


Goodwill
Period End2020-12-312020-09-30
Value4.8757.136
Percentage of GoodwillPeriodIncreaseDecrease100.0100.0

us-gaap:GoodwillPeriodIncreaseDecrease us-gaap:StatementBusinessSegments

eme:UnitedStatesBuildingServices


Goodwill
Period End2020-12-312020-09-30
Value4.8757.157
Percentage of GoodwillPeriodIncreaseDecrease100.0100.3

eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Goodwill
Period End2020-12-312020-09-30
Value0.0-0.021
Percentage of GoodwillPeriodIncreaseDecrease0.0-0.3

us-gaap:IncreaseDecreaseInOperatingCapital

us-gaap:IncreaseDecreaseInOperatingCapital


Increase
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value50203-188.742-198.864191-110.873941573.78668143-42.33-24.94373-11.667-3.93995-43.315674-10.677-3.62686-75.068-10.5471450.112974-5.685-0.843810.937
Percentage of IncreaseDecreaseInOperatingCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-06-30
Value286350.0238760.017761.0220940.00203610.05959.0341610.0317650.0255870.0-1310.0333110.0337660.0325050.015200.0357430.0348640.0342470.013128.0428570.0395720.0447280.0-2679.0490560.0520550.0552100.0-9251.0702910.0705860.0812630.0-2049.0988850.01000100.0988790.0-13474.0943390.0946420.01260300.0-62892.01458600.01743700.01772600.01657000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRevenueExpenseNet

us-gaap:InterestRevenueExpenseNet


Interest
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-1316000.0-1363000.0-1484000.0-2110000.0-2488000.0-2678000.0-3231000.0-2823000.0-2736000.0-2823000.0-2452000.0
Percentage of InterestRevenueExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherAssetImpairmentCharges

us-gaap:OtherAssetImpairmentCharges


Other
Period End2020-12-312020-06-30
Value07300000.0
Percentage of OtherAssetImpairmentCharges0.0100.0

us-gaap:OtherAssetImpairmentCharges us-gaap:StatementBusinessSegments

eme:UnitedStatesIndustrialServices


Other
Period End2020-12-312020-06-30
Value04800000.0
Percentage of OtherAssetImpairmentCharges0.065.8

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax


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
Value-0.808-0.80423-0.54-0.546-0.554.887-0.509-0.528-0.535-6.307-0.573-0.595-0.385-7.013-0.64-0.625-0.60924-0.44-0.476-0.477-5.219-0.554-0.55-0.54217-0.449-0.453-0.443-14.163-0.611-0.549-0.5544.1-0.542-0.531-0.51623-0.338-0.335
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax


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
Value200000.0200000.04700000.0200000.0100000.0100000.0300000.0100000.0100000.0100000.0-2800000.0100000.0100000.0400000.0-2300000.0200000.0200000.0200000.04700000.0100000.0100000.0100000.0-2100000.0200000.0200000.0200000.03800000.0100000.0100000.0100000.03800000.0100000.0200000.0200000.0300000.0200000.0200000.0200000.07200000.0100000.0200000.0
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncashIncomeExpense

us-gaap:OtherNoncashIncomeExpense


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-30
Value-342000.0739000.0-297000.0-865000.0-199000.0-253000.0302000.0-413000.05899000.0-2884000.0-3647000.0-2527000.0-2716000.0508000.0-1279000.0-954000.0-4611000.0-3998000.0-2444000.0-3259000.0-4820000.0-2147000.0-1038000.0202000.0-425000.0-1637000.0725000.0-2218000.0-2361000.0-1231000.0-1749000.0-1826000.0-1296000.0
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForRestructuring

us-gaap:PaymentsForRestructuring


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value50000.050000.0405000.0570000.0134000.0124000.0896000.0441000.0192000.0432000.0277000.0267000.0180000.0169000.0407000.0530000.0440000.0392000.0486000.00459000.0384000.0131000.050000.0262000.0-1786000.01204000.01401000.06327000.0-3095000.03366000.038000.0
Percentage of PaymentsForRestructuring100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForRestructuring us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, country:US, eme:UnitedStatesBuildingServices


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value000481000.0134000.0124000.0203000.0381000.0100000.0341000.0185000.0120000.0181000.0116000.0
Percentage of PaymentsForRestructuring0.00.00.084.4100.0100.022.786.452.178.966.844.9100.668.6

us-gaap:OperatingSegments, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value50000.050000.050000.089000.000030000.092000.091000.092000.0147000.000
Percentage of PaymentsForRestructuring100.0100.012.315.60.00.00.06.847.921.133.255.10.00.0

us-gaap:OperatingSegments, country:US, us-gaap:CorporateNonSegment


Payments
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value0355000.000693000.030000.0000
Percentage of PaymentsForRestructuring0.087.70.00.077.36.80.00.00.0

us-gaap:PaymentsOfDividendsMinorityInterest

us-gaap:PaymentsOfDividendsMinorityInterest


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.0430.00.00.070.00.00.00.210.040.00.00.00.00.00.00.00.00.660.01.450.60.50.02.257.52.01.350.50.90.00.250.01.050.00.61.00.01.050.01.30.00.81.10.30.3
Percentage of PaymentsOfDividendsMinorityInterest0.0100.00.00.0100.00.00.00.0100.0100.00.00.00.00.00.00.00.00.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.00.0100.00.0100.0100.00.0100.00.0100.00.0100.0100.0100.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value21000.03750000.066000.024000.058000.02492000.02680000.036000.003735000.0103000.00478000.03267000.086000.0739000.002637000.059000.055000.014000.04097000.0076000.01831000.01959000.00001481000.0000927000.00921000.00733000.001000.001255000.00
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.00.0100.00.00.00.0100.00.0100.00.0100.00.0100.00.0100.00.0

us-gaap:PaymentsToAcquireBusinessesGross us-gaap:BusinessAcquisition

us-gaap:PaymentsToAcquireBusinessesGross

eme:A2020Acquisitions


Payments
Period End2020-12-31
Value7.0
Percentage of PaymentsToAcquireBusinessesGross100.0

eme:A2021Acquisitions


Payments
Period End2021-06-302021-03-31
Value3324
Percentage of PaymentsToAcquireBusinessesGross0.00.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value31245.427410.6122.582220153231460.503222.689240.01.331810.0640.62320.254251.1811.1760.00.00.05.7284471.050.00.00.0-0.43121-0.522-0.01725942280.0190.6210
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromLinesOfCredit


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312017-12-312017-09-302016-12-312016-09-302015-12-312015-09-302014-12-312013-12-312012-12-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-02-042010-03-31
Value0.00.00.02000.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.03.00.0150150
Percentage of ProceedsFromLinesOfCredit0.00.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0100.00.0100.0100.0

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value679000.0766000.01572000.01067000.0628000.0196000.03875000.0286000.0303000.01023000.0322000.0310000.0363000.0242000.01889000.0496000.01230000.0399000.0173000.0941000.0425000.0484000.0926000.0352000.0998000.01571000.04101000.0508000.01699000.0931000.01759000.0310000.0312000.0549000.01240000.01111000.0550000.0169000.01034000.0116000.086000.0173000.0500000.041000.0321000.0170000.0
Percentage of ProceedsFromSaleOfPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromStockPlans

us-gaap:ProceedsFromStockPlans


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1830000.01731000.01670000.01659000.01590000.01638000.01589000.01532000.01646000.01323000.01479000.01528000.01421000.01337000.01334000.01268000.01327000.0864000.01231000.01200000.01195000.01188000.01076000.01096000.01033000.01018000.0938000.0924000.0887000.0866000.0766000.0744000.0673000.0671000.0636000.0650000.0629000.0634000.0588000.0587000.0556000.0579000.0555000.0586000.0577000.0587000.0
Percentage of ProceedsFromStockPlans100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:ProvisionForDoubtfulAccounts


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value5.0290.507-0.14-1.5482.3432.6141.0070.771.524-0.6731.8620.254-1.1281.1351.2373.4841.0651.4782.232-0.5163.1851.2930.4891.887
Percentage of ProvisionForDoubtfulAccounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RepaymentsOfLinesOfCredit


Repayments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312011-12-312010-12-31
Value0.00.0200500.0250.00.00.01000.00.00.00.0
Percentage of RepaymentsOfLinesOfCredit0.00.0100.0100.00.0100.00.00.00.0100.00.00.00.00.0

us-gaap:RepaymentsOfLongTermCapitalLeaseObligations

us-gaap:RepaymentsOfLongTermCapitalLeaseObligations


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1083000.01145000.01080000.01036000.01077000.01277000.01214000.01206000.01098000.01053000.0451000.0354000.0324000.0372000.0366000.0363000.0369000.0347000.0240000.0328000.0356000.0460000.0547000.0860000.0345000.0985000.0443000.0432000.0349000.0491000.0436000.0470000.0396000.0390000.0324000.0344000.0555000.0755000.0440000.0365000.0133000.0157000.0157000.077000.080000.0116000.0
Percentage of RepaymentsOfLongTermCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringCharges

us-gaap:RestructuringCharges


Restructuring
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.6090.5360.00.0690.9560.1190.1730.2751.6130.2290.3740.090.6230.0460.3430.5650.1670.5390.6410.0910.0820.3010.4330.0080.3690.3980.4380.9092.0612.4665.8131.3630.00.1450.00.00.1410.00.1380.9613.9950.1480.7970.0
Percentage of RestructuringCharges100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.0100.00.0100.0100.0100.0100.0100.00.0

us-gaap:RestructuringCharges us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, country:US, eme:UnitedStatesBuildingServices


Restructuring
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.00.00.00.0690.5110.1190.1730.2750.1890.2290.3740.090.1720.083
Percentage of RestructuringCharges0.00.00.0100.053.5100.0100.0100.011.7100.0100.0100.027.6180.4

us-gaap:OperatingSegments, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Restructuring
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.8040.2680.00.00.4450.00.00.00.00.00.00.00.4520.0
Percentage of RestructuringCharges50.050.00.00.046.50.00.00.00.00.00.00.072.60.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Restructuring
Period End2020-12-312018-12-312018-09-302017-12-312017-09-30
Value0.8050.00.0-0.001-0.037
Percentage of RestructuringCharges50.00.00.0-0.2-80.4

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability


Right
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value645000.0676000.02263000.0799000.0614000.0882000.0840000.0-1282000.02780000.02973000.0
Percentage of RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability


Right
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value239.8682010177.65226131923
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1830000.01731000.01670000.01659000.01590000.01638000.01589000.01532000.01646000.01323000.01479000.01528000.01421000.01337000.01334000.01268000.01327000.0864000.01231000.01200000.01195000.01188000.01076000.01096000.01033000.01018000.0938000.0924000.0887000.0866000.0766000.0744000.0673000.0671000.0636000.0650000.0629000.0634000.0588000.0587000.0556000.0579000.0555000.0586000.0577000.0587000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1830000.01731000.01670000.01659000.01590000.01638000.01589000.01532000.01646000.01323000.01479000.01527000.01421000.01337000.01334000.01267000.01327000.0864000.01231000.01200000.01195000.01188000.01076000.01096000.01033000.01018000.0938000.0924000.0887000.0866000.0766000.0744000.0673000.0671000.0636000.0650000.0629000.0634000.0588000.0587000.0556000.0579000.0555000.0586000.0577000.0587000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.099.9100.0100.0100.099.9100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.00.0010.0010.00.00.0010.00.00.00.00.00.00.00.00.00.00.0010.00.2320.3570.1440.9911.8141.2792.0170.3234.2841.0981.3177.396.8230.6850.7531.2227.6250.5480.1157.5357.3981.5290.2142.422.7821.174
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation0.0100.0100.00.00.0100.00.00.00.00.00.00.00.00.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.0010.0010.00.00.0010.0010.00.0010.0010.00.00.00.0010.00.00.0010.0010.0010.00.0010.0020.0010.0010.0010.0020.0020.0010.0010.0040.0010.00.00.0020.0020.00.0010.0050.00.0010.00.0020.0010.00.0010.001
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation0.0100.0100.00.00.0100.00.00.00.00.00.00.00.00.00.00.0100.00.00.40.00.70.20.10.10.00.60.00.10.10.10.00.00.00.20.00.00.90.10.00.10.00.10.00.00.00.0

us-gaap:StockRepurchasedDuringPeriodShares

us-gaap:StockRepurchasedDuringPeriodShares


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-03-312015-09-302015-06-302015-03-312013-09-30
Value1.00.10.00.01.50.00.10.00.50.0
Percentage of StockRepurchasedDuringPeriodShares100.0100.00.00.0100.00.0100.00.0100.00.0

us-gaap:StockRepurchasedDuringPeriodValue

us-gaap:StockRepurchasedDuringPeriodValue


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value125120.00.0990.01203526342.222251053592.9520.026891.80.02112165180.0210.05.00.00.02.7237.99713
Percentage of StockRepurchasedDuringPeriodValue100.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.00.0100.00.0100.00.00.0100.0100.0100.0

us-gaap:StockRepurchasedDuringPeriodValue us-gaap:StatementEquityComponents

us-gaap:TreasuryStock


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-06-302018-12-312018-09-302018-06-302018-03-312017-12-31
Value125120.00.0990.012035-26.023342.222
Percentage of StockRepurchasedDuringPeriodValue100.0100.00.00.0100.00.0100.0100.0-100.0100.0100.0

us-gaap:TangibleAssetImpairmentCharges us-gaap:StatementBusinessSegments

us-gaap:TangibleAssetImpairmentCharges

eme:UnitedStatesIndustrialServices


Tangible
Period End2020-12-31
Value0
Percentage of TangibleAssetImpairmentCharges0.0

dei:EntityCommonStockSharesOutstanding

dei:EntityCommonStockSharesOutstanding


Entity
Period End2021-07-232021-04-272021-02-192020-10-232020-07-28
Value5354545454
Percentage of EntityCommonStockSharesOutstanding100.0100.0100.0100.0100.0

dei:EntityNumberOfEmployees us-gaap:Range

dei:EntityNumberOfEmployees

srt:Minimum


Entity
Period End2020-12-31
Value33000.0
Percentage of EntityNumberOfEmployees100.0

eme:AccountsReceivableContractuallyBilledAmountsOnContractsWithClaimsUnapprovedChangeOrders

eme:AccountsReceivableContractuallyBilledAmountsOnContractsWithClaimsUnapprovedChangeOrders


Accounts
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value8789965780525456414042
Percentage of AccountsReceivableContractuallyBilledAmountsOnContractsWithClaimsUnapprovedChangeOrders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eme:AggregateEstimatedExposureCertainPerformanceObligations us-gaap:LossContingenciesByNatureOfContingency

eme:AggregateEstimatedExposureCertainPerformanceObligations

us-gaap:SuretyBond


Aggregate
Period End2020-12-31
Value1300
Percentage of AggregateEstimatedExposureCertainPerformanceObligations100.0

eme:AggregateEstimatedExposureOtherContractualObligations us-gaap:LossContingenciesByNatureOfContingency

eme:AggregateEstimatedExposureOtherContractualObligations

us-gaap:SuretyBond


Aggregate
Period End2020-12-31
Value37
Percentage of AggregateEstimatedExposureOtherContractualObligations100.0

eme:BillingsInExcessOfCostsNet

eme:BillingsInExcessOfCostsNet


Billings
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value-496800000.0-406600000.0-359200000.0-401540000.0-358540000.0-311500000.0-265350000.0-290570000.0-290470000.0-326860000.0
Percentage of BillingsInExcessOfCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eme:BillingsonUncompletedConstructionContracts

eme:BillingsonUncompletedConstructionContracts


Billingson
Period End2020-12-312019-12-312018-12-312017-12-31
Value1286411641101889741
Percentage of BillingsonUncompletedConstructionContracts100.0100.0100.0100.0

eme:BusinessCombinationRecognizedOtherNetLiabilities us-gaap:BusinessAcquisition

eme:BusinessCombinationRecognizedOtherNetLiabilities

eme:A2020Acquisitions


Business
Period End2020-12-312020-09-30
Value3.94.0
Percentage of BusinessCombinationRecognizedOtherNetLiabilities100.0100.0

eme:A2021Acquisitions


Business
Period End2021-06-302021-03-31
Value3.03.5
Percentage of BusinessCombinationRecognizedOtherNetLiabilities0.00.0

eme:BusinessCombinationRecognizedWorkingCapital us-gaap:BusinessAcquisition

eme:BusinessCombinationRecognizedWorkingCapital

eme:A2020Acquisitions


Business
Period End2020-12-312020-09-30
Value3.02.4
Percentage of BusinessCombinationRecognizedWorkingCapital100.0100.0

eme:A2021Acquisitions


Business
Period End2021-06-302021-03-31
Value7.74.4
Percentage of BusinessCombinationRecognizedWorkingCapital0.00.0

eme:ContractReceivableRetainage1

eme:ContractReceivableRetainage1


Contract
Period End2020-12-312019-12-31
Value323298
Percentage of ContractReceivableRetainage1100.0100.0

eme:ContractwithCustomerAssetsandLiabilitiesNet

eme:ContractwithCustomerAssetsandLiabilitiesNet


Contractwith
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value569549552529485397447388366360396365398402448
Percentage of ContractwithCustomerAssetsandLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eme:CostsIncurredonUncompletedConstructionContracts

eme:CostsIncurredonUncompletedConstructionContracts


Costs
Period End2020-12-312019-12-312018-12-312017-12-31
Value10727988586568258
Percentage of CostsIncurredonUncompletedConstructionContracts100.0100.0100.0100.0

eme:CostsandEstimatedEarningsonUncompletedConstructionContracts

eme:CostsandEstimatedEarningsonUncompletedConstructionContracts


Costsand
Period End2020-12-312019-12-312018-12-312017-12-31
Value123671123498289340
Percentage of CostsandEstimatedEarningsonUncompletedConstructionContracts100.0100.0100.0100.0

eme:CurrentMaturitiesOfLongTermDebtAndCapitalLeaseObligations

eme:CurrentMaturitiesOfLongTermDebtAndCapitalLeaseObligations


Current
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value1616169.6931010181818181615151515151515151917171818181819191919191.8821.8121.7891.7871.6731.5421.6161.5221.2290.489
Percentage of CurrentMaturitiesOfLongTermDebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eme:CurrentMaturitiesOfLongTermDebtAndFinanceLeaseLiabilities

eme:CurrentMaturitiesOfLongTermDebtAndFinanceLeaseLiabilities


Current
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1616169.69310101818181816
Percentage of CurrentMaturitiesOfLongTermDebtAndFinanceLeaseLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eme:DeferredTaxAssetsDeferredEmployerSSTax

eme:DeferredTaxAssetsDeferredEmployerSSTax


Deferred
Period End2020-12-31
Value27
Percentage of DeferredTaxAssetsDeferredEmployerSSTax100.0

eme:DeferredTaxAssetsLeaseLiabilities

eme:DeferredTaxAssetsLeaseLiabilities


Deferred
Period End2020-12-312019-12-312018-12-31
Value68680.0
Percentage of DeferredTaxAssetsLeaseLiabilities100.0100.00.0

eme:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTenFiscalYears us-gaap:RetirementPlanSponsorLocation

eme:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTenFiscalYears

country:US


Defined
Period End2020-12-31
Value500000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTenFiscalYears100.0

eme:EstimatedEarningsonUncompletedConstructionContracts

eme:EstimatedEarningsonUncompletedConstructionContracts


Estimated
Period End2020-12-312019-12-312018-12-312017-12-31
Value1640134911721081
Percentage of EstimatedEarningsonUncompletedConstructionContracts100.0100.0100.0100.0

eme:EstimatedInsuranceRecoveriesCurrent us-gaap:BalanceSheetLocation

eme:EstimatedInsuranceRecoveriesCurrent

eme:PrepaidExpensesAndOther


Estimated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1413121410
Percentage of EstimatedInsuranceRecoveriesCurrent100.0100.0100.0100.0100.0

us-gaap:PrepaidExpensesAndOtherCurrentAssets


Estimated
Period End2021-06-302020-12-31
Value2814
Percentage of EstimatedInsuranceRecoveriesCurrent0.0100.0

eme:IndefiniteLivedTradeNamesAccumulatedImpairmentCharge

eme:IndefiniteLivedTradeNamesAccumulatedImpairmentCharge


Indefinite
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value585858525252514949474747
Percentage of IndefiniteLivedTradeNamesAccumulatedImpairmentCharge100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eme:IndefiniteLivedTradeNamesGross

eme:IndefiniteLivedTradeNamesGross


Indefinite
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value258258251251209198183174170170113112
Percentage of IndefiniteLivedTradeNamesGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eme:IntangibleAssetsAccumulatedImpairmentCharge

eme:IntangibleAssetsAccumulatedImpairmentCharge


Intangible
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value636363575757565454525252
Percentage of IntangibleAssetsAccumulatedImpairmentCharge100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eme:LongTermDebtAndFinanceLeaseLiabilitiesNonCurrent

eme:LongTermDebtAndFinanceLeaseLiabilitiesNonCurrent


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
Value259259259272294294244247251255254
Percentage of LongTermDebtAndFinanceLeaseLiabilitiesNonCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eme:OperatingAndFinanceLeaseAssetsTotal

eme:OperatingAndFinanceLeaseAssetsTotal


Operating
Period End2020-12-312019-12-31
Value251255
Percentage of OperatingAndFinanceLeaseAssetsTotal100.0100.0

eme:OperatingAndFinanceLeaseLiabilitiesTotal

eme:OperatingAndFinanceLeaseLiabilitiesTotal


Operating
Period End2020-12-312019-12-31
Value268267
Percentage of OperatingAndFinanceLeaseLiabilitiesTotal100.0100.0

eme:RetentionPayable1

eme:RetentionPayable1


Retention
Period End2020-12-312019-12-312018-12-312017-12-31
Value59644341
Percentage of RetentionPayable1100.0100.0100.0100.0

eme:UnbilledReceivablesForUnapprovedChangeOrders

eme:UnbilledReceivablesForUnapprovedChangeOrders


Unbilled
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value153325172118181913149.3
Percentage of UnbilledReceivablesForUnapprovedChangeOrders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedInsuranceCurrent us-gaap:BalanceSheetLocation

us-gaap:AccruedInsuranceCurrent

us-gaap:OtherCurrentLiabilities


Accrued
Period End2021-06-302020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value6348484447422928
Percentage of AccruedInsuranceCurrent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedInsuranceNoncurrent us-gaap:BalanceSheetLocation

us-gaap:AccruedInsuranceNoncurrent

us-gaap:OtherNoncurrentLiabilities


Accrued
Period End2021-06-302020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value242192186179173167114106
Percentage of AccruedInsuranceNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value11290869410380877086-84.2626860
Percentage of AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value2.90.8-0.90.52.13.54.15.15.75.6191610
Percentage of AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivable


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value22181819201914
Percentage of AllowanceForDoubtfulAccountsReceivable100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value221818192020140.0150950.0152930.014657150.015890.0160990.018365170.0169481211101111161736
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:AssetsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value710802940713513377390397245284389381333491
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value710802940713513377390397245284389381333491
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill

eme:A2020Acquisitions


Business
Period End2020-12-312020-09-30
Value3836
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill100.0100.0

eme:A2021Acquisitions


Business
Period End2021-06-302021-03-31
Value3512
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill0.00.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:CashAndCashEquivalents, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:MoneyMarketFunds, us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value3663964822941931201641764253161157167178194187145134154157155151151151157155156167168147147147146206407293291373
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value668758902679481347358368213252363353306352467480385302464504443392486445360368432437437406439444530499605474434301373383142147
Percentage of CashAndCashEquivalentsFairValueDisclosure182.3191.4187.2231.1249.0289.2218.8208.4503.2469.3225.6224.8183.4198.0240.7256.9264.9224.4300.5320.2285.1259.2321.6293.6229.8236.9275.7261.3259.4275.0297.8301.7361.1241.8148.6161.5149.20.0100.00.00.00.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312013-03-312012-12-312011-12-31
Value668758902679481347358368213252363353306352467480385302464504443392486445360368432437437439499605511
Percentage of CashAndCashEquivalentsFairValueDisclosure182.3191.4187.2231.1249.0289.2218.8208.4503.2469.3225.6224.8183.4198.0240.7256.9264.9224.4300.5320.2285.1259.2321.6293.6229.8236.9275.7261.3259.4297.8241.8148.6137.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations


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
Value669759903680482348359369215254366356309354469482387306466491
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetNetCurrent

us-gaap:ContractWithCustomerAssetNetCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value203192171187171195177179179178158168156158122130
Percentage of ContractWithCustomerAssetNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetNetCurrent us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, country:GB, eme:UnitedKingdomBuildingServicesMember


Contract
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3025237.5167.145
Percentage of ContractWithCustomerAssetNetCurrent17.814.414.66.15.5

us-gaap:OperatingSegments, country:US, eme:UnitedStatesBuildingServices


Contract
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3130332628
Percentage of ContractWithCustomerAssetNetCurrent18.117.121.021.221.5

us-gaap:OperatingSegments, country:US, eme:UnitedStatesElectricalConstructionAndFacilitiesServices


Contract
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3350383546
Percentage of ContractWithCustomerAssetNetCurrent19.628.624.328.635.3

us-gaap:OperatingSegments, country:US, eme:UnitedStatesIndustrialServices


Contract
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value8.6579.82121.6362.572
Percentage of ContractWithCustomerAssetNetCurrent5.05.58.21.32.0

us-gaap:OperatingSegments, country:US, eme:UnitedStatesMechanicalConstructionAndFacilitiesServices


Contract
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value6861505246
Percentage of ContractWithCustomerAssetNetCurrent39.634.431.942.735.7

us-gaap:ContractWithCustomerAssetNetCurrent us-gaap:StatementGeographical

country:US


Contract
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value141152135115123
Percentage of ContractWithCustomerAssetNetCurrent82.285.685.493.994.5

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:ContractWithCustomerLiabilityNoncurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2535000.02314000.02283000.02161000.02066000.02051000.02142000.02025000.02090000.02119000.02069000.02905000.03327000.04785000.00
Percentage of ContractWithCustomerLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:DebtInstrumentAnnualPrincipalPayment us-gaap:DebtInstrument

us-gaap:DebtInstrumentAnnualPrincipalPayment

eme:TermLoan2020


Debt
Period End2020-12-312020-09-30
Value1322
Percentage of DebtInstrumentAnnualPrincipalPayment100.0100.0

us-gaap:DebtInstrumentAnnualPrincipalPayment us-gaap:DebtInstrument, us-gaap:SubsequentEventType

eme:TermLoan2020, us-gaap:SubsequentEvent


Debt
Period End2021-12-312020-12-31
Value157.5
Percentage of DebtInstrumentAnnualPrincipalPayment0.054.0

us-gaap:DebtInstrumentInterestRateEffectivePercentage us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateEffectivePercentage

eme:CreditAgreement2020


Debt
Period End2020-12-31
Value1.15
Percentage of DebtInstrumentInterestRateEffectivePercentage100.0

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us-gaap:DeferredCompensationPlanAssets

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Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value404236333129302729302325242522201918121111117.4976.6987.0396.8673.139
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us-gaap:DeferredCompensationPlanAssets us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value404236333129302729302325242522201918121111117.4976.6987.0396.8673.139
Percentage of DeferredCompensationPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredFinanceCostsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value3520000.03761000.04000000.04239000.04480000.04720000.01879000.02175000.02472000.02768000.03065000.03361000.03658000.03954000.04251000.04548000.04844000.05141000.05437000.05734000.03159000.03813000.0
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value242244171166253241240241150144
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us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value217176104105139121114117116153142
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value363229273528171615
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value6.7892.7333.2046.98.956.255107.813151815
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2925272832283135498580
Percentage of DeferredTaxAssetsTaxDeferredExpenseOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value4747444262585457514946
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value146156152150229218216214133160118
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesLeasingArrangements


Deferred
Period End2020-12-312019-12-312018-12-31
Value64650.0
Percentage of DeferredTaxLiabilitiesLeasingArrangements100.0100.00.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value7.4444.2123.4243.7925.761222326161917
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value231814111817
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0

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us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-125020000.0-94211000.0-86768000.0-102050000.0-102940000.0
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1.40.0210.0290.0250.027
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate us-gaap:Range, us-gaap:RetirementPlanSponsorLocation

srt:Maximum, country:US


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value2.250.040.04250.04
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate160.7190.5146.6160.0

srt:Minimum, country:US


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value2.00.030.040.035
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate142.9142.9137.9140.0

us-gaap:DefinedBenefitPlanBenefitObligation dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanBenefitObligation

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value383322281332306295
Percentage of DefinedBenefitPlanBenefitObligation100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanBenefitObligation us-gaap:RetirementPlanSponsorLocation

country:US


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value9.29.28.59.3
Percentage of DefinedBenefitPlanBenefitObligation2.42.93.02.8

us-gaap:DefinedBenefitPlanExpectedAmortizationNextFiscalYear dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanExpectedAmortizationNextFiscalYear

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value2900000.02000000.01900000.02100000.0
Percentage of DefinedBenefitPlanExpectedAmortizationNextFiscalYear100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedAmortizationNextFiscalYear us-gaap:RetirementPlanSponsorLocation

country:US


Defined
Period End2020-12-312019-12-312018-12-31
Value200000.0300000.0200000.0
Percentage of DefinedBenefitPlanExpectedAmortizationNextFiscalYear6.915.010.5

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-31
Value67
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-31
Value11
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-31
Value12
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-31
Value12
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-31
Value11
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-31
Value11
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo100.0

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-31
Value5000000.0
Percentage of DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear100.0

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsRemainderOfFiscalYear dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsRemainderOfFiscalYear

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2021-06-302021-03-312020-09-30
Value2500000.03800000.01300000.0
Percentage of DefinedBenefitPlanExpectedFutureEmployerContributionsRemainderOfFiscalYear100.0100.0100.0

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets dei:LegalEntity, us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets

eme:UnitedKingdomSubsidiary, eme:CorporateDebtFunds, us-gaap:FairValueInputsLevel2, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-31
Value656437
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0100.0

eme:UnitedKingdomSubsidiary, eme:DebtFunds, us-gaap:FairValueMeasuredAtNetAssetValuePerShare, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-31
Value9610398
Percentage of DefinedBenefitPlanFairValueOfPlanAssets146.9160.4260.1

eme:UnitedKingdomSubsidiary, eme:GovernmentBondFunds, us-gaap:FairValueInputsLevel2, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-31
Value574952
Percentage of DefinedBenefitPlanFairValueOfPlanAssets87.276.4139.1

eme:UnitedKingdomSubsidiary, eme:TotalPlanAssetsinFairValueHierarchy, us-gaap:FairValueInputsLevel1, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-31
Value593216
Percentage of DefinedBenefitPlanFairValueOfPlanAssets90.550.142.7

eme:UnitedKingdomSubsidiary, eme:TotalPlanAssetsinFairValueHierarchy, us-gaap:FairValueInputsLevel2, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-31
Value166145125
Percentage of DefinedBenefitPlanFairValueOfPlanAssets254.6226.8333.1

eme:UnitedKingdomSubsidiary, us-gaap:CashAndCashEquivalents, us-gaap:FairValueInputsLevel1, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value593216250.435
Percentage of DefinedBenefitPlanFairValueOfPlanAssets90.550.142.70.00.0

eme:UnitedKingdomSubsidiary, us-gaap:EquitySecurities, us-gaap:FairValueInputsLevel2, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value44323541115
Percentage of DefinedBenefitPlanFairValueOfPlanAssets67.450.394.00.00.0

eme:UnitedKingdomSubsidiary, us-gaap:RealEstate, us-gaap:FairValueMeasuredAtNetAssetValuePerShare, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-31
Value252524
Percentage of DefinedBenefitPlanFairValueOfPlanAssets38.540.064.8

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets dei:LegalEntity, us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation

eme:UnitedKingdomSubsidiary, eme:CorporateDebtFunds, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-31
Value656437
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0100.0

eme:UnitedKingdomSubsidiary, eme:GovernmentBondFunds, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-31
Value574952
Percentage of DefinedBenefitPlanFairValueOfPlanAssets87.276.4139.1

eme:UnitedKingdomSubsidiary, eme:TotalPlanAssetsinFairValueHierarchy, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-31
Value225178141
Percentage of DefinedBenefitPlanFairValueOfPlanAssets345.1276.9375.8

eme:UnitedKingdomSubsidiary, us-gaap:CashAndCashEquivalents, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value593216250.435
Percentage of DefinedBenefitPlanFairValueOfPlanAssets90.550.142.70.00.0

eme:UnitedKingdomSubsidiary, us-gaap:EquitySecurities, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value44323541115
Percentage of DefinedBenefitPlanFairValueOfPlanAssets67.450.394.00.00.0

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value347307264295257263
Percentage of DefinedBenefitPlanFairValueOfPlanAssets530.5477.3700.70.00.00.0

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets us-gaap:RetirementPlanSponsorLocation

country:US


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value6.05.74.95.5
Percentage of DefinedBenefitPlanFairValueOfPlanAssets9.28.913.00.0

us-gaap:DefinedBenefitPlanFundedStatusOfPlan dei:LegalEntity, us-gaap:BalanceSheetLocation, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanFundedStatusOfPlan

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Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-35700000.0-15800000.0-17600000.0-36700000.0-49500000.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanFundedStatusOfPlan dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-35731000.0-15765000.0-17582000.0-36650000.0-49495000.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan100.199.899.999.9100.0

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value383322281332306
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value347307264295257
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation dei:LegalEntity, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation

eme:UnitedKingdomSubsidiary, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value383322281332306
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage dei:LegalEntity, us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage

eme:UnitedKingdomSubsidiary, us-gaap:CashAndCashEquivalents, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value10.00.10.10.1
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage100.0100.0100.0100.0

eme:UnitedKingdomSubsidiary, us-gaap:DebtSecurities, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value65.00.650.650.65
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eme:UnitedKingdomSubsidiary, us-gaap:EquitySecurities, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value15.00.150.150.15
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eme:UnitedKingdomSubsidiary, us-gaap:RealEstate, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value10.00.10.10.1
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations dei:LegalEntity, us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:RetirementPlanSponsorLocation

us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations

eme:UnitedKingdomSubsidiary, us-gaap:CashAndCashEquivalents, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value17.10.1050.0610.0860.001
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations100.0100.0100.0100.0100.0

eme:UnitedKingdomSubsidiary, us-gaap:DebtSecurities, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value63.00.7060.7120.7730.55
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations368.4672.41167.2898.855000.0

eme:UnitedKingdomSubsidiary, us-gaap:EquitySecurities, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value12.70.1050.1340.1410.449
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eme:UnitedKingdomSubsidiary, us-gaap:RealEstate, us-gaap:ForeignPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value7.20.0840.09300
Percentage of DefinedBenefitPlanWeightedAverageAssetAllocations42.180.0152.50.00.0

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value421384450385317301382387327293343343282259322309271262310304268235268264229217245247206199237241205186224211183179204194173164192215
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized


Employee
Period End2020-12-31
Value8600000.0
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0

us-gaap:EstimatedInsuranceRecoveries us-gaap:BalanceSheetLocation

us-gaap:EstimatedInsuranceRecoveries

eme:BalanceSheetLocationOtherAssets


Estimated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value5450494843
Percentage of EstimatedInsuranceRecoveries100.0100.0100.0100.0100.0

us-gaap:OtherAssets


Estimated
Period End2021-06-302020-12-31
Value10254
Percentage of EstimatedInsuranceRecoveries0.0100.0

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiability


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value9.1999.6259.9668.6758.849.2619.6799.9810104.213
Percentage of FinanceLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityCurrent


Finance
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value3995000.04088000.04192000.04379000.04524000.0
Percentage of FinanceLeaseLiabilityCurrent100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityNoncurrent


Finance
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value5971000.05591000.05788000.05897000.06386000.0
Percentage of FinanceLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDue


Finance
Period End2020-12-31
Value10
Percentage of FinanceLeaseLiabilityPaymentsDue100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive


Finance
Period End2020-12-31
Value69000.0
Percentage of FinanceLeaseLiabilityPaymentsDueAfterYearFive100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths


Finance
Period End2020-12-31
Value4234000.0
Percentage of FinanceLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive


Finance
Period End2020-12-31
Value265000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearFive100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour


Finance
Period End2020-12-31
Value1289000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearFour100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree


Finance
Period End2020-12-31
Value1652000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearThree100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo


Finance
Period End2020-12-31
Value2902000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearTwo100.0

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount


Finance
Period End2020-12-31
Value445000.0
Percentage of FinanceLeaseLiabilityUndiscountedExcessAmount100.0

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseRightOfUseAsset


Finance
Period End2020-12-312019-12-31
Value9638000.09609000.0
Percentage of FinanceLeaseRightOfUseAsset100.0100.0

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent


Finance
Period End2020-12-312019-12-31
Value3.244.16
Percentage of FinanceLeaseWeightedAverageDiscountRatePercent100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312011-09-302010-12-31
Value48146645042138334129325221417614511510789
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

eme:ContractBacklog


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value68615655484747474641
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization14.314.614.816.216.518.922.227.032.135.9

eme:ContractBacklogMember


Finite
Period End2020-09-302020-06-302019-12-31
Value676561
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization14.414.514.6

us-gaap:CustomerRelationships


Finite
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312011-09-302010-12-31
Value3243123002772402061731411128361454131
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization67.467.066.765.962.660.459.156.252.547.342.539.138.135.5

us-gaap:DevelopedTechnologyRights


Finite
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312011-09-302010-12-31
Value6463626055504540353025191814
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization13.513.713.914.314.414.815.616.116.517.117.317.317.316.8

us-gaap:TradeNames


Finite
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value23222221201915129.5156.6193.9511.466
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization4.84.85.05.25.55.75.44.94.43.82.71.3

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive


Finite
Period End2020-12-31
Value127
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2020-12-31
Value56
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2020-12-31
Value48
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2020-12-31
Value49
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2020-12-31
Value50
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo


Finite
Period End2020-12-31
Value51
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsGross

eme:ContractBacklog


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value72665855484747474747
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eme:ContractBacklogMember


Finite
Period End2020-09-302020-06-302019-12-31
Value726666
Percentage of FiniteLivedIntangibleAssetsGross0.00.0100.0

us-gaap:CustomerRelationships


Finite
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value670668645644522500466430425425259257
Percentage of FiniteLivedIntangibleAssetsGross930.20.00.0966.0887.0901.5959.1901.4894.3894.3545.8540.3

us-gaap:DevelopedTechnologyRights


Finite
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312011-09-302010-12-31
Value9595959595959595959595959591
Percentage of FiniteLivedIntangibleAssetsGross132.80.00.0143.3162.3172.2196.7200.4200.9200.9201.1201.10.00.0

us-gaap:TradeNames


Finite
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value313131313132322121211717
Percentage of FiniteLivedIntangibleAssetsGross43.70.00.046.752.859.167.544.544.644.636.836.8

us-gaap:IndefiniteLivedTradeNames

us-gaap:IndefiniteLivedTradeNames


Indefinite
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1991991921991571461311241201226564
Percentage of IndefiniteLivedTradeNames100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IntangibleAssetsGrossExcludingGoodwill

us-gaap:IntangibleAssetsGrossExcludingGoodwill


Intangible
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value1127112610901089928893837779770770541
Percentage of IntangibleAssetsGrossExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryRawMaterialsNetOfReserves

us-gaap:InventoryRawMaterialsNetOfReserves


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
Value473742282825312929293024272523252323212422222323312423353432322019212019192121202017
Percentage of InventoryRawMaterialsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryWorkInProcessAndRawMaterialsNetOfReserves

us-gaap:InventoryWorkInProcessAndRawMaterialsNetOfReserves


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value6448533940354038393942414343424342423743413737476546466758505242443950474647443838383234
Percentage of InventoryWorkInProcessAndRawMaterialsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryWorkInProcessNetOfReserves

us-gaap:InventoryWorkInProcessNetOfReserves


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
Value16111111129.6389.0818.8929.9599.5651217161818171919151919141424332123312317192125182927262623181715
Percentage of InventoryWorkInProcessNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-31
Value61
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:LettersOfCreditOutstandingAmount

us-gaap:LettersOfCreditOutstandingAmount


Letters
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value7171717879791091091091091091101101091101111059891115109103999510610195979287837892888480938883789382
Percentage of LettersOfCreditOutstandingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityInterestRateAtPeriodEnd us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityInterestRateAtPeriodEnd

eme:CreditAgreement2020


Line
Period End2021-06-302021-03-312020-09-30
Value1.11.111.15
Percentage of LineOfCreditFacilityInterestRateAtPeriodEnd100.0100.0100.0

us-gaap:LongTermDebtPercentageBearingVariableInterestRate us-gaap:DebtInstrument, us-gaap:VariableRate

us-gaap:LongTermDebtPercentageBearingVariableInterestRate

eme:CreditAgreement2020, eme:CreditAgreementBaseRateBankofMontrealPrimeRate


Long
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value3.253.253.250.03250.0325
Percentage of LongTermDebtPercentageBearingVariableInterestRate100.0100.0100.0100.0100.0

eme:CreditAgreement2020, us-gaap:LondonInterbankOfferedRateLIBOR


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value0.10.110.150.150.0018
Percentage of LongTermDebtPercentageBearingVariableInterestRate3.13.40.04.65.5

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating