MANT


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

Table of contents


us-gaap:StatementClassOfStock
us-gaap:CommonStockValue
us-gaap:StatementClassOfStock
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding
us-gaap:StatementClassOfStock
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic
us-gaap:StatementClassOfStock
us-gaap:EarningsPerShareBasic
us-gaap:StatementClassOfStock
us-gaap:EarningsPerShareDiluted

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:CostOfGoodsAndServicesSold

us-gaap:GeneralAndAdministrativeExpense

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:InterestExpense

us-gaap:InterestPaidNet

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents
us-gaap:StatementClassOfStock
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic
us-gaap:StatementClassOfStock
us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:OperatingIncomeLoss

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:Revenues
mant:ContractorType
us-gaap:ContractWithCustomerBasisOfPricing
us-gaap:MajorCustomers

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:AccountsReceivableNetCurrent

us-gaap:OtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:FurnitureAndFixturesGross

us-gaap:LeaseholdImprovementsGross

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AmortizationOfIntangibleAssets

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill
us-gaap:BusinessAcquisition

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:AccountsPayableCurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:LiabilitiesCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:DeferredIncomeTaxLiabilitiesNet

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:StatementClassOfStock
us-gaap:StatementEquityComponents
us-gaap:StatementClassOfStock
us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapital

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:TreasuryStockValue

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation
us-gaap:StatementClassOfStock
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividends
us-gaap:StatementEquityComponents
us-gaap:Dividends

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxLiabilities

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

mant:ContractLossReserve

mant:Incometaxexpensebenefitrelatedtotheexerciseofstockoptionsvestedcancellationsandthevestingofrestrictedstockandrestrictedstockunits

mant:IncreaseDecreaseinDefinedBenefitPlanAssetsforPlanBenefitsNoncurrent

mant:IncreaseDecreaseinOperatingLeaseLiabilities

mant:PaymentsforInternalUseSoftwareandSoftwaretobeSold
us-gaap:StatementEquityComponents
us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationConsiderationTransferred1

us-gaap:CapitalExpendituresIncurredButNotYetPaid
us-gaap:StatementGeographical, us-gaap:ConcentrationRiskByBenchmark
us-gaap:ConcentrationRiskPercentage1
us-gaap:StatementGeographical, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType

us-gaap:ContractWithCustomerAssetCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:Depreciation

us-gaap:DepreciationAndAmortization

us-gaap:DistributedEarnings

us-gaap:EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense

us-gaap:FinanceLeasePrincipalPayments
us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FinitelivedIntangibleAssetsAcquired1

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

us-gaap:GoodwillPurchaseAccountingAdjustments
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:ImpairmentOfIntangibleAssetsFinitelived

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccruedLiabilities

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInDeferredCompensation

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable

us-gaap:IncreaseDecreaseInOtherCurrentAssets

us-gaap:IncreaseDecreaseInOtherNoncurrentAssets

us-gaap:IncreaseDecreaseInOtherNoncurrentLiabilities

us-gaap:IncreaseDecreaseInPrepaidExpense
us-gaap:StatementClassOfStock
us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InterestIncomeOther

us-gaap:OtherNoncashExpense

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:ProceedsFromLifeInsurancePolicies

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue
us-gaap:StatementClassOfStock
us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
us-gaap:StatementEquityComponents

us-gaap:UndistributedEarnings
us-gaap:StatementClassOfStock
dei:EntityCommonStockSharesOutstanding
us-gaap:BusinessAcquisition
mant:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesEmployeeRelatedExpenses
us-gaap:BusinessAcquisition
mant:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOperatingLeaseObligations
us-gaap:BusinessAcquisition
mant:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOperationLeaseObligations

mant:DeferredTaxAssetLeaseLiability

mant:DeferredTaxLiabilitiesUnbilledReceivables

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:BilledContractReceivables
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment

us-gaap:CapitalizedContractCostNet

us-gaap:ContractReceivableDueAfterOneYear

us-gaap:ContractWithCustomerLiability
us-gaap:SubsequentEventType
us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet
us-gaap:CreditFacility
us-gaap:DebtWeightedAverageInterestRate

us-gaap:DeferredCompensationLiabilityClassifiedNoncurrent

us-gaap:DeferredCompensationPlanAssets

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssets

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DefinedBenefitPlanBenefitObligation

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

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:FinanceLeaseRightOfUseAssetAccumulatedAmortization

us-gaap:FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:IncomeTaxesReceivable

us-gaap:Investments

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
us-gaap:CreditFacility, us-gaap:LineOfCreditFacility
us-gaap:LettersOfCreditOutstandingAmount
us-gaap:CreditFacility, us-gaap:LineOfCreditFacility, us-gaap:LossContingenciesByNatureOfContingency
us-gaap:CreditFacility, us-gaap:LineOfCreditFacility
us-gaap:LineOfCredit
us-gaap:CreditFacility, us-gaap:LineOfCreditFacility
us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

us-gaap:LongTermLineOfCredit
us-gaap:CreditFacility, us-gaap:LineOfCreditFacility

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

us-gaap:PrepaidExpenseCurrent

us-gaap:RevenueRemainingPerformanceObligation
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:UnbilledReceivablesCurrent

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance

Plots across concepts


IncomeStatement
Other Comprehensive Income Loss Net Of Tax
Expenses
Other Nonoperating Income Expense
Balance Sheet
Cash And Cash Equivalents At Carrying Value
Assets
Cash And Cash Equivalents At Carrying Value
Current Assets
Other Assets Current
NonCurrent Assets
Other Assets Noncurrent
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Operating Lease Liability
Current Liabilities
Accrued Liabilities Current
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInOperatingActivities
Gain Loss On Sale Of Property Plant Equipment
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
OperatingLeaseLiability
Operating Lease Liability Current
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Undiscounted Excess Amount
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Net

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 us-gaap:StatementClassOfStock us-gaap:CommonClassA███▇▇▇▇▇▇▇▆▆▆▆▆▅▅▅▅▄▄▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁0.2780.2770.2750.2740.2740.2730.2720.2710.270.2690.2680.2680.2660.2660.2630.260.2590.2580.2580.2560.2530.2480.2470.2460.2460.2460.2440.2430.2430.2430.2420.2420.2420.2410.2410.2410.240.2390.2390.2380.2380.2360.234NANANA
 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassB▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁██0.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1330.133NANANA
 us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding us-gaap:StatementClassOfStock us-gaap:CommonClassA███▇▇▇▇▇▇▇▇▇▆▆▆▅▅▅▅▅▄▄▃▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▁27.77927.71827.52827.41327.40927.36727.27927.12826.93626.81926.81226.74326.62726.52526.35325.92925.82725.77825.66725.42924.91624.56724.51324.40624.42624.35924.19124.12624.09224.05723.96323.98223.9423.87623.84223.77823.73623.71623.64323.60723.5123.35723.25123.17123.12622.727
 us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding us-gaap:StatementClassOfStock us-gaap:CommonClassB▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▃▃▃▃▃█13.17713.17713.17713.18713.18713.18713.18813.18813.18813.18813.18813.18913.18913.18913.18913.19113.19113.19113.19113.19213.19213.19213.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.27113.27513.27513.27613.31713.605
 us-gaap:WeightedAverageNumberOfSharesOutstandingBasic us-gaap:StatementClassOfStock us-gaap:CommonClassA█████▇▇▇▇▇▇▇▆▆▆▆▅▅▅▅▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▁27.43427.31727.20727.13927.08226.99226.93326.82226.70726.58426.53626.42126.33926.11525.88625.68425.61825.54725.42325.16424.70724.47624.39324.34124.32524.20624.11524.06124.02323.98823.96323.94423.9123.83223.80823.7623.69723.64223.57823.51323.35723.20623.08223.0122.87222.415
 us-gaap:WeightedAverageNumberOfSharesOutstandingBasic us-gaap:StatementClassOfStock us-gaap:CommonClassB▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▃▃▃▃▃█13.17713.17713.17713.18713.18713.18713.18813.18813.18813.18813.18813.18913.18913.18913.18913.19113.19113.19113.19113.19213.19213.19213.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.19313.27113.27513.27513.27613.31713.605
 us-gaap:EarningsPerShareBasic us-gaap:StatementClassOfStock us-gaap:CommonClassA▆▆▆▆▆▆▇▆▆▆▆▆▆▆█▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▁▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆0.90.80.80.740.740.711.010.70.610.530.510.550.50.511.750.390.40.390.360.380.390.350.370.350.330.310.390.420.210.26-1.770.480.580.550.550.660.670.70.830.940.990.870.940.860.890.76
 us-gaap:EarningsPerShareBasic us-gaap:StatementClassOfStock us-gaap:CommonClassB▆▆▆▆▆▆▇▆▆▆▆▆▆▆█▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▁▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆0.90.80.80.740.740.711.010.70.610.530.510.550.50.511.750.390.40.390.360.380.390.350.370.350.330.310.390.420.210.26-1.770.480.580.550.550.660.670.70.830.940.990.870.940.860.890.76
 us-gaap:EarningsPerShareDiluted us-gaap:StatementClassOfStock us-gaap:CommonClassA▆▆▆▆▆▆▇▆▆▆▆▆▆▆█▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▁▆▆▆▆▆▆▆▆▆▇▆▆▆▆▆0.890.790.790.730.740.711.00.690.60.530.50.550.50.511.730.390.40.390.350.380.390.350.370.350.330.310.390.410.210.26-1.770.480.580.540.550.660.670.690.830.940.990.870.930.860.880.76
 us-gaap:EarningsPerShareDiluted us-gaap:StatementClassOfStock us-gaap:CommonClassB▆▆▆▆▆▆▇▆▆▆▆▆▆▆█▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▁▆▆▆▆▆▆▆▆▆▇▆▆▆▆▆0.890.790.790.730.740.711.00.690.60.530.50.550.50.511.730.390.40.390.350.380.390.350.370.350.330.310.390.410.210.26-1.770.480.580.540.550.660.670.690.830.940.990.870.930.860.880.76
  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
 TTM Greenblatt ROC _ _▇▇▇▇▇▇▇▇▇▇▇▇▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▁▇▇▇▇▇▇▇█████48.66242.42140.22439.34139.58638.89838.09438.40233.29728.53228.59329.39928.32926.42125.72923.1424.93524.3921.30423.524.21421.94522.80821.1221.11219.84623.97226.73224.0720.042-84.83832.03938.67136.37137.65442.75944.8845.69553.82358.50859.16855.85558.864NANANA
  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:AllocatedShareBasedCompensationExpense █▇▆▆▆▅▅▄▄▃▃▃▃▃▅▃▃▂▂▂▁▃▁▃▃▃▃▃▂▃▃▃▃▃▄▄▄▅▅▅▅▄4.23.42.93.02.92.62.32.01.91.31.51.31.11.12.71.31.31.01.01.00.21.10.21.51.51.21.11.11.01.21.21.21.41.41.81.92.02.42.42.32.32.2NANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▆▆▆▆▆▆▇▆▆▆▅▆▅▅█▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▁▅▆▅▅▆▆▆▆▆▆▆▆▆▆▆36.60232.31632.229.7229.9428.66240.51627.94124.20721.10620.46421.89619.87720.07868.26315.19515.5714.97413.66814.64914.78613.21614.05112.99912.44211.73314.39815.4837.7099.621-65.56517.7121.54820.17920.44324.42524.72625.59130.36734.46936.42831.88634.06531.35832.15727.533
us-gaap:CostOfGoodsAndServicesSold ███▇█▇▇▆▅▄▃▃▃▃▂▁552.868542.717541.027538.0539.473520.291515.198487.914459.266431.083427.595425.56421.012403.933394.592361.286NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:GeneralAndAdministrativeExpense ▅▅██▆▆▆▆▄▃▃▃▃▃▃▂▂▂▁▁▁▁▁▂▂▂▂▂▂▂▃▃▄▅▅▆▅▅▅▅▅▄▅▅▃▃47.04848.08657.53358.85553.43351.72351.12152.86344.47442.31540.88442.24641.70342.88241.96438.23938.08536.93734.41835.60835.62935.20334.27936.89737.02336.33538.77237.68139.52238.98241.25741.75643.41947.3448.74350.77649.94747.94747.93146.91848.85845.24247.61147.12142.77642.759
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments ▇▇▇▇▇▇▇▇▇▇▇▇▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▁▇▇▇▇▇▇▇███████▇48.32341.98639.99339.04239.09138.27137.60437.79432.50428.19628.31528.82727.75725.70625.31823.11424.65124.15921.02523.36523.97221.70822.62522.35320.87919.49723.62126.49212.92916.059-88.6428.08234.63232.47933.70838.77740.83541.63449.65154.73859.06852.04554.77250.6652.71844.301
us-gaap:IncomeTaxExpenseBenefit ▇▇▆▇▇▇▅▇▆▆▆▆▆▆▁▆▇▇▆▇▇▇▇▇▆▆▇▇▆▆▃▇▇▇▇▇▇▇███████▇11.7149.6577.8289.3039.1439.591-3.0179.8738.297.0668.1186.9127.8215.679-43.0898.0049.1269.17.3468.639.258.568.8849.1998.5447.7399.26210.7395.1566.368-23.1529.61413.08112.29913.50314.3516.0915.99219.17620.25222.62620.14220.7619.28420.55116.76
us-gaap:IncomeTaxesPaidNet ▅▁▂█▁▁▃▃▄▁12.8540.011.28124.112-1.5280.0355.2835.79410.329-0.006NA1.37-8.117-0.0038.6176.2975.469-4.4833.9398.5435.678-0.061.6221.6073.0910.08NANANANANANANANANANANANANANANANANANANANA
us-gaap:InterestExpense ▁▁▁▁▂▂▂▂▂▂▁▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▃██████████▇████▇▂0.3660.3540.3030.310.6320.6550.5060.6590.9450.4840.3710.6160.6570.7340.510.2540.3170.2940.2390.2630.3060.2890.160.4290.3290.2750.2110.3661.1064.1194.0494.1044.0624.0514.0374.114.0094.1483.9853.8573.9793.974.0023.973.5980.997
us-gaap:InterestPaidNet ▂▂▁▂▅▅▄▆█▂▂▅▆▆▃▁▁▁▁0.3370.3270.2510.3120.6170.6390.4980.690.870.3780.3540.6290.6850.6470.4340.2440.2440.2440.244NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▆▆▆▆▆▆▇▆▆▆▅▆▅▅█▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▁▅▆▅▅▆▆▆▆▆▆▆▆▆▆▆36.60932.32832.16429.73929.94828.67940.62127.93724.21421.11820.19221.92319.91520.06768.3715.18215.56115.02813.72914.66414.78213.21613.89113.02812.4511.75814.46515.4877.7089.634-65.59817.71821.55120.1820.20524.42724.74525.64230.47534.48636.44231.90334.01231.37632.16727.541
 us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic us-gaap:StatementClassOfStock us-gaap:CommonClassA▆▆▆▆▆▆▇▆▆▆▅▆▅▅█▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▁▅▅▅▅▆▆▆24.7321.80921.66620.01420.14119.26627.24618.72916.2114.11613.48914.62313.2713.33345.210.0310.2729.9119.0439.6199.6358.5889.0158.4488.0727.619.34710.04.9766.216-42.26511.42413.88812.98913.00415.70715.89616.458NANANANANANANANA
 us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic us-gaap:StatementClassOfStock us-gaap:CommonClassB▆▆▆▆▆▆▇▆▆▆▆▆▆▆█▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▁▅▆▆▆▆▆▆11.87910.51910.4989.7259.8079.41313.3759.2088.0047.0026.7037.36.6456.73423.175.1525.2895.1174.6865.0455.1474.6284.8764.584.3784.1485.1185.4872.7323.418-23.3336.2947.6637.1917.2018.728.8499.184NANANANANANANANA
 us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted us-gaap:StatementClassOfStock us-gaap:CommonClassA▆▆▆▆▆▆▇▆▆▆▅▆▅▅█▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▁▅▅▅▅▆▆▆24.8321.91221.74920.0820.2219.35327.35218.79816.25514.15713.53514.68213.31813.40345.39410.06210.39.9419.0739.6549.6628.5999.038.4568.0847.6279.35810.014.9816.222-42.28711.4313.89412.99813.01115.71115.90516.476NANANANANANANANA
 us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted us-gaap:StatementClassOfStock us-gaap:CommonClassB▆▆▆▆▆▆▇▆▆▆▆▆▆▆█▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▁▅▆▆▆▆▆▆11.77910.41610.4159.6599.7289.32613.2699.1397.9596.9616.6577.2416.5976.66422.9765.125.2615.0874.6565.015.124.6174.8614.5724.3664.1315.1075.4772.7273.412-23.3116.2887.6577.1827.1948.7168.849.166NANANANANANANANA
us-gaap:OperatingIncomeLoss ▇▇▇▇▇▇▇▇▇▇▇▇▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▁▇▇▇▇▇▇▇███████▇48.66242.42140.22439.34139.58638.89838.09438.40233.29728.53228.59329.39928.32926.42125.72923.1424.93524.3921.30423.524.21421.94522.80821.1221.11219.84623.97226.73224.0720.042-84.83832.03938.67136.37137.65442.75944.8845.69553.82358.50859.16855.85558.86454.51556.52945.232
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▃▃▃▃▃▃▁▃▃▃▄▂▂▃▃▃▃▂▂▃▃▃▅▂▃▂▃▃▃▃▃▃▃▃█▃▃▂▂▃-0.007-0.0120.003-0.019-0.008-0.017-0.0860.004-0.0070.0120.027-0.027-0.0380.011-0.0230.0130.009-0.054-0.032-0.0150.0040.00.076-0.029-0.008-0.025-0.003-0.0040.001-0.013-0.003-0.008-0.003-0.0010.206-0.002-0.019-0.051-0.032-0.017NANANANANANA
 us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedOtherComprehensiveIncome▆▆▇▅▆▅▁▇▆▇█▅▄▇▅▇-0.007-0.0120.003-0.019-0.008-0.017-0.0860.004-0.0070.0120.027-0.027-0.0380.011-0.0230.013NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▃▃▄▃▃▃▁▃▃▃█▂▂▃-0.007-0.0120.036-0.019-0.008-0.017-0.1050.004-0.007-0.0120.272-0.027-0.0380.011NANANANANANANANANANANANA-0.067-0.0040.001-0.0130.033-0.008-0.003-0.0010.238-0.002-0.019-0.051-0.108-0.017NANANANANANA
us-gaap:OtherNonoperatingIncomeExpense ▁▁▂▁▁▁▁▁▂▁▂▁▂▁▂▂▂▂▁▂▂▂▁▄▂▁▁▂▂▁▂▁▁▂▁▂▁▂▁▁█▂▁▂▁▁-0.012-0.1210.052-0.0290.0-0.022-0.033-0.0390.031-0.0420.0170.0010.0580.0040.0840.1910.0050.039-0.0620.0920.0450.008-0.0481.6180.072-0.141-0.2670.0670.008-0.0410.032-0.02-0.090.0460.0040.01-0.1030.015-0.289-0.023.820.096-0.2150.064-0.27-0.062
us-gaap:Revenues ▆▆▆▆▆▅▅▅▄▃▃▃▃▃▃▂▂▂▁▂▂▁▂▁▁▁▂▂▃▂▃▅▅▆▆▆▆▇▇██▇▇▆▆▅648.578633.224638.784636.196632.492610.912604.413579.179537.037501.93497.072497.205491.044473.236462.285422.665413.694418.374394.178415.402401.354390.662402.401393.008384.378370.33411.367447.2463.381452.033491.536567.399605.129646.008621.821645.028638.937676.509681.838734.607752.673700.864697.916656.954661.611587.557
  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 █▇▇▇▇▇▆▆▆▆▄▄▄▄▃▃▂▂▂▂▁▁▁▁▁▁▁▁▁▃▃▄▄▄▄▄▃▄▃▃▄▃▂2288.8732200.3992213.6642194.4482174.7692230.4542107.9142077.8392040.0142023.6541803.8711795.5311805.7791801.6061744.4751667.6431630.8731611.3791598.4641556.721539.4481526.1661506.4241519.7371524.1441484.0461487.4021508.5091537.0271691.0251723.4021864.3921819.2991836.3451841.9091808.8671769.61804.7221760.2061753.8181772.3611692.2421590.477NANANA
us-gaap:Liabilities ▇▆▆▆▆█▆▆▆▆▂▂▃▃▂▂▂▂▂▁▁▁▁▁▂▁▁▂▂▅▅▇▆▇▇▇▆▇▇▇█▇▆659.897599.971634.252640.732641.68720.105617.272622.883608.172610.467402.677407.453435.679443.507401.501395.151369.438360.117356.797328.122328.456336.639322.687345.34355.716321.525332.623362.963399.971555.401589.631659.303625.141657.104676.681660.772639.742693.915670.949685.445741.304685.952624.134NANANA
us-gaap:LiabilitiesAndStockholdersEquity █▇▇▇▇▇▆▆▆▆▄▄▄▄▃▃▂▂▂▂▁▁▁▁▁▁▁▁▁▃▃▄▄▄▄▄▃▄▃▃▄▃▂2288.8732200.3992213.6642194.4482174.7692230.4542107.9142077.8392040.0142023.6541803.8711795.5311805.7791801.6061744.4751667.6431630.8731611.3791598.4641556.721539.4481526.1661506.4241519.7371524.1441484.0461487.4021508.5091537.0271691.0251723.4021864.3921819.2991836.3451841.9091808.8671769.61804.7221760.2061753.8181772.3611692.2421590.477NANANA
us-gaap:StockholdersEquity ██▇▇▇▇▇▆▆▆▆▅▅▅▅▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▄▃▃▃▃▃▃▂▂▂▁▁1628.9761600.4281579.4121553.7161533.0891510.3491490.6421454.9561431.8421413.1871401.1941388.0781370.11358.0991342.9741272.4921261.4351251.2621241.6671228.5981210.9921189.5271183.7371174.3971168.4281162.5211154.7791145.5461137.0561135.6241133.7711205.0891194.1581179.2411165.2281148.0951129.8581110.8071089.2571068.3731031.0571006.29966.343NANANA
  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 ▅▃▃▄▄▅▃▂▂▄▂▂▂▂▁▃▃▂▂▁▁▂▁▁▁▂▂▂▃▇██▇▇█▇▆▇▇██▇▆583.627487.145496.379546.919523.533572.328454.734433.576437.849537.518439.985422.723429.674424.014367.164497.21459.624437.436421.313384.644363.642392.873369.172377.155383.571420.486419.144436.086458.519687.797750.245767.597721.026733.852745.152706.655668.476712.214688.066744.602763.732705.85630.236NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▃▁▂▄▂▃▁▂▁▄▁▁▁▁▁▅▄▃▃▃▂▂▂▂▁▂▂▂▂███▆▅▄▆▄▄▄▆▆▃▃▅▅▁64.8746.92441.193101.71229.66888.6048.85433.3135.924120.5355.29414.9517.19710.3829.451148.737108.2191.62764.93670.90140.11760.40441.31451.1914.31243.62823.78154.63930.675275.629269.001258.666193.578172.301134.896208.93124.661119.277114.483181.894206.9572.9884.829152.137162.2745.564
us-gaap:AccountsReceivableNetCurrent █▇▅▄▇▇▅▄▅▅▅▄▄▄▁458.844428.755400.621382.855443.018433.662398.976367.042393.062390.851405.378367.569370.864364.18311.41NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsCurrent ▄▃▃▃▂▂▁▄▁▁▂▆█7.7566.9216.3546.6636.0895.8194.8787.1524.8984.7765.9158.9710.912NA23.37NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  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:PropertyPlantAndEquipmentGross ██▇▇▆▆▅▄▄▃▃▃▃▃▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▃▃▃▂▂▂▂▂285.11274.736257.468248.616235.559222.297200.906180.204162.773149.967140.642141.231135.938128.371118.2493.86692.8290.55288.24585.58383.77383.16780.45181.17580.04479.39479.2678.60478.08386.13184.52481.96879.171126.146123.866122.805117.306116.461111.968110.53399.699NA61.219NANANA
us-gaap:FurnitureAndFixturesGross ██▇▇▆▅▄▃▂▁▁216.294209.213194.47193.74184.038171.098150.64131.114118.112105.93497.577NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LeaseholdImprovementsGross █▇▆▄▃▃▃▃▁▁▁68.04964.75662.29354.17150.81750.55849.62548.42144.05143.52943.065NANANANANANANANANANANANANANANANANANANANANANANANANANANANA23.93722.356NA21.948NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment █▇▇▇▆▆▆▅▅▄▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▅▄▄▄▄▃▁▁156.555146.494136.172132.068124.178118.978115.275107.211100.37295.48889.21588.05382.04378.08372.15871.16669.22567.04265.12463.3761.83859.78558.01258.36656.20754.13553.51751.94349.71156.66954.36852.91551.28997.44595.27892.90491.12481.1264.53344.70537.503NA34.133NANANA
us-gaap:AmortizationOfIntangibleAssets ▄▅▄█▅▅▆▄▄▃▃▅▄▆▅▂▂▃▃▂▂▂▃▂▂▁▂▂▂▁▂▂▂▂▂▂▂▁▁▂▂▂▃▃▃6.36.86.48.26.56.57.46.16.15.86.06.86.47.16.95.55.55.65.65.55.35.45.65.55.24.95.25.25.14.95.15.15.15.15.35.35.14.84.95.25.15.26.05.96.0NA
us-gaap:PropertyPlantAndEquipmentNet ███▇▇▆▅▄▄▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁▁▁▂▁▂▃▄▄▂▁128.555128.242121.296116.548111.381103.31985.63172.99362.40154.47951.42753.17853.89550.28846.08222.723.59523.5123.12122.21321.93523.38222.43922.80923.83725.25925.74326.66128.37229.46230.15629.05327.88228.70128.58829.90126.18235.34147.43565.82862.19638.92827.086NANANA
us-gaap:Goodwill ███▇▇▇▇▇▇▆▆▆▆▆▆▄▄▄▄▄▄▄▄▄▄▃▃▃▃▂▁▃▃▃▃▃▃▃▂▁▁▁▁1237.7341237.7331237.8941191.271191.271191.271191.2591191.2131166.2731085.8061085.8061085.8061085.8061085.3211084.56955.874955.874955.874955.874949.953951.353919.591919.591919.29919.548851.64851.64850.97850.915780.905752.867871.294871.019870.759861.912861.934861.653842.89808.455747.0744.322744.364729.558NANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▆▇█▅▆▇▇█▇▄▄▅▆▆▇▁▁▂▂▃▃▂▂▃▃▂▂▃▃▃▂▂▃▃▄▄▅▅▅▃▄▄▄189.082195.352202.231180.6188.651194.455196.778203.247196.626167.092171.962177.113182.597189.452194.348143.581146.318150.222154.931157.456160.993149.313154.176159.856164.81150.365155.25159.513162.844157.461152.523156.32160.672163.903167.91172.134176.319177.193177.764163.361166.512168.831168.487NANANA
us-gaap:FiniteLivedIntangibleAssetsNet ▆▇█▅▆▇▇█▇▄▄▅▆▆▇▁▁▂▂▃▃▂▂▃▃▂▂▃▃▃▂▂▃▃▄▄▅▅▅▃▄189.082195.352202.231180.6188.651194.455196.778203.247196.626167.092171.962177.113182.597189.452194.348143.581146.318150.222154.931157.456160.993149.313154.176159.856164.81150.365155.25159.513162.844157.461152.523156.32160.672163.903167.91172.134176.319177.193177.764163.361166.512NA168.487NANANA
us-gaap:OperatingLeaseRightOfUseAsset ▆▆▇▇▇█████▁85.22489.10894.82599.784102.187111.932117.728116.236117.113119.8070.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ▇▇▇▇██████▇▆▄▄▄▂▁▁▁▁▁▁▁▂▂▂▂▂▃▂▃▆▆▆▆▇▇▇█▆▆▆▆12.64613.06511.64213.09613.45813.64613.45714.12713.46413.52912.3610.7227.9437.3836.9234.0482.1992.0012.1512.3952.372.4252.6363.3253.8783.913.8844.3914.8373.2825.8469.89110.18610.46910.99512.05912.29212.48713.4610.36910.6510.39110.695NANANA
  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:AccountsPayableAndAccruedLiabilitiesCurrent NANANA170.5146.936169.627146.016161.404141.757128.746126.066126.13134.355134.87122.405107.471104.143106.389108.88896.20195.388105.859106.271108.595112.724122.996149.506176.137180.413180.328226.287252.712238.195268.499315.582274.818269.401308.844280.277272.722309.755305.592272.047NANANA
us-gaap:AccountsPayableCurrent █▁▄170.612122.549142.36NANANA138.029NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccruedLiabilitiesCurrent ▁▁█9.789.9915.177NANANA7.987NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ContractWithCustomerLiabilityCurrent ▄▄▅▆█▅▃▇▇▃▃▄▄▂▁30.6130.38337.21840.05847.76636.54627.6243.89143.52628.8328.20932.35533.05621.87618.816NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent ▆▄▅▆▅▅▄▅▄▃▃▃▃▂▂▂▂▁▁▁▁▁▁▂▃▂▂▃▄█▄▅▄▅▆▆▅▇▆▇█▇▅367.309314.171348.813367.903338.676333.791299.981337.774306.938266.22243.333251.355255.992233.833228.285219.982196.676192.236191.654174.687176.076191.181179.896221.062239.842210.328223.653260.803303.048460.864296.685345.126317.881361.683387.243371.275353.977408.069387.7411.069465.978410.755347.74NANANA
us-gaap:OperatingLeaseLiabilityCurrent ███████▇▇▇▁31.08730.37430.10530.23529.06329.35229.04728.1726.71726.260.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  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:DeferredIncomeTaxLiabilitiesNet █▇▆▇▂▃▁144.912143.1141.638142.909134.352135.93131.782NANANA108.956NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ▄▄▄▃█▃▃▁▁▁▄▃▄▄▃▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃12.1312.17712.24910.37927.97810.27510.3091.4281.5240.8311.88910.14810.53410.71810.50511.03811.72112.22112.48113.01111.36111.16410.87911.11311.1411.16211.06311.11911.31211.25211.28811.19511.18310.4829.4039.348.8299.0757.8717.4937.4737.4197.495NANANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▆▆▆▇▇█████▁71.21376.46380.24286.31789.14997.646103.14898.979101.491104.4650.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA32.731NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA27.09NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA14.174NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA4.063NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA7.033NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  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 ██▇▇▇▇▇▆▆▆▆▅▅▅▅▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▄▃▃▃▃▃▃▂▂▂▁▁1628.9761600.4281579.4121553.7161533.0891510.3491490.6421454.9561431.8421413.1871401.1941388.0781370.11358.0991342.9741272.4921261.4351251.2621241.6671228.5981210.9921189.5271183.7371174.3971168.4281162.5211154.7791145.5461137.0561135.6241133.7711205.0891194.1581179.2411165.2281148.0951129.8581110.8071089.2571068.3731031.0571006.29966.343NANANA
 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassA███▇▇▇▇▇▇▇▆▆▆▆▆▅▅▅▅▄▄▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁0.2780.2770.2750.2740.2740.2730.2720.2710.270.2690.2680.2680.2660.2660.2630.260.2590.2580.2580.2560.2530.2480.2470.2460.2460.2460.2440.2430.2430.2430.2420.2420.2420.2410.2410.2410.240.2390.2390.2380.2380.2360.234NANANA
 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassB▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁██0.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1330.133NANANA
us-gaap:AdditionalPaidInCapital ███▇▇▇▇▆▆▆▆▆▆▆▅▅▅▅▅▄▄▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▁▁557.211549.811545.717539.286535.464529.763525.851519.835513.84508.605506.97504.378498.37496.354492.03481.579477.545474.782471.906464.375453.332438.655438.168434.969434.112432.762428.895426.214425.378423.832423.787422.349421.555419.534417.917415.864412.687409.787406.083402.032398.36393.51385.407NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ██▇▇▇▇▆▆▆▆▅▅▅▅▅▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▄▄▄▃▃▃▃▂▂▂▁▁1080.7621059.6081042.6761023.4481006.624989.578973.767943.969926.855913.429903.084892.832880.837870.814860.027799.892792.883785.483778.71773.113766.538759.759754.457748.477743.336738.771734.873728.255720.597720.712718.892792.301782.387768.638756.241743.814727.157710.169692.272677.256642.77621.741589.838NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▄▄▅▄▄▄▅████▁▂▃▃▅▅▅▆▇███▄▄▅▅▇▇▇▇▆▇▇▇▁▁▂▃▅▆▆▆-0.249-0.242-0.23-0.266-0.247-0.239-0.222-0.093-0.097-0.09-0.102-0.374-0.347-0.309-0.32-0.213-0.226-0.235-0.181-0.12-0.105-0.109-0.109-0.269-0.24-0.232-0.207-0.14-0.136-0.137-0.124-0.157-0.149-0.146-0.145-0.383-0.381-0.362-0.311-0.203-0.186-0.172-0.155NANANA
us-gaap:TreasuryStockValue ██████████████████████████████████████████▁9.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.1589.114NANANA
  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 ▆▂▄█▅▄▁█▆▅▂▅▅▁▄▅▃▄▃74.681-8.13330.111112.45662.03742.64-11.553109.51676.10447.339-0.77559.18953.04-18.01537.71851.93626.77536.52912.613NANANANANANANANANANANANANANA57.615-62.00597.41638.59852.24943.233-8.606175.78510.94369.353-10.65769.96242.787
us-gaap:NetCashProvidedByUsedInInvestingActivities ██▅██▇█▆▄█████▁████-12.996-17.854-96.259-8.262-15.838-29.772-17.241-56.831-130.671-10.154-7.551-16.681-11.146-8.966-207.468-4.651-3.525-3.395-16.92NANANANANANANANANANANANANA-2.764-12.99-4.292-5.382-25.438-40.897-91.953-17.239-28.091-28.192-138.882-2.046-2.17-239.063
us-gaap:NetCashProvidedByUsedInFinancingActivities ▅▅▅▄▁█▅▄▃█▅▄▃▆▆▅▅▅▅-3.735-8.2825.629-32.15-105.13566.8824.335-25.296-60.04478.056-1.331-34.754-45.07927.91230.464-6.758-6.667-6.443-1.658NANANANANANANANANANANANANA-7.482-7.22-7.737-7.765-7.776-6.558-18.6910.789-13.7245.42.2212.56688.918115.65
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▆▃▃▇▃▇▄▅▁█▄57.95-34.269-60.51972.044-58.93679.75-24.45927.389-114.611115.241-9.657NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  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 ▆▆▆▇▆▇▇▇▇▇▆▇▇▇▁▆▇▇█▆▇▇██▇▇▇▇▇▇▂▇█▇█▆▆▆▇▅▆▆▇▆▇▆1.8121.462-1.2718.557-1.5784.1485.9664.3052.712.758-1.5124.4384.8673.969-34.5261.764.2983.65311.067-1.9035.4953.59512.41910.6414.5272.9666.1687.2122.4632.825-26.2673.7059.2222.42512.461.4531.5972.0296.986-8.015-1.138-1.0923.945-3.9313.5751.099
us-gaap:IncreaseDecreaseInAccountsPayable █▁50.254-19.862NANA-26.36827.45NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncreaseDecreaseInAccountsReceivable █▇▆▁▆██▃▄▄30.08926.8239.579-57.07511.51234.68635.522-30.031-15.624-14.527NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet ▆▆▅▅▆▇▆▆▆▆▅▆▆▆▆▆▆▆▆▅▆▆▅█▃▆▆▅▅▆▁▇▆▅▄▇▆▄▅▄▇▅▅▇▅▆0.0050.307-0.689-1.4690.6271.0240.3230.585-0.465-0.227-1.760.4840.5530.3060.3110.9270.8410.333-0.076-1.448-0.106-0.324-0.9343.26-4.6650.7380.414-0.731-0.6450.393-7.2291.542-0.426-0.728-3.1921.1040.472-2.592-0.552-2.3561.377-0.996-1.6522.214-0.9730.133
us-gaap:NetCashProvidedByUsedInOperatingActivities ▆▂▄█▅▄▁█▆▅▂▅▅▁▄▅▃▄▃74.681-8.13330.111112.45662.03742.64-11.553109.51676.10447.339-0.77559.18953.04-18.01537.71851.93626.77536.52912.613NANANANANANANANANANANANANANA57.615-62.00597.41638.59852.24943.233-8.606175.78510.94369.353-10.65769.96242.787
us-gaap:NetIncomeLoss ▆▆▆▆▆▆▇▆▆▆▅▆▅▅█▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▁▅▆▅▅▆▆▆▆▆▆▆▆▆▆▆36.60932.32832.16429.73929.94828.67940.62127.93724.21421.11820.19221.92319.91520.06768.3715.18215.56115.02813.72914.66414.78213.21613.89113.02812.4511.75814.46515.4877.7089.634-65.59817.71821.55120.1820.20524.42724.74525.64230.47534.48636.44231.90334.01231.37632.16727.541
us-gaap:ShareBasedCompensation █▇▆▆▆▅▅▄▄▃▃▃▃▃▆▃▃▃▃▂▁▃▁▃▃▃▃▃▂▃▃▃▃▃▄▄▄▅▅▅▅▅▄▄▂▅4.1133.4432.8333.0232.8752.6352.3051.9381.9391.3111.491.3411.1881.0542.7611.3021.1891.0671.0570.9750.21.0910.1921.491.4871.211.0771.0741.0231.2261.2811.1771.3951.3831.8471.8642.0642.3672.3572.3432.2682.2022.0722.120.5672.684
  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 ██▅██▇█▆▄█████▁████-12.996-17.854-96.259-8.262-15.838-29.772-17.241-56.831-130.671-10.154-7.551-16.681-11.146-8.966-207.468-4.651-3.525-3.395-16.92NANANANANANANANANANANANANA-2.764-12.99-4.292-5.382-25.438-40.897-91.953-17.239-28.091-28.192-138.882-2.046-2.17-239.063
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▄▅▅▃▆▇▅▅▄▃▂▃▃▂▇▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▁▁▂▂▁▂▂▅█▂▂▁▁▁13.22317.85417.4448.08520.2325.3716.3416.50914.7087.2385.0858.6079.8486.57425.3441.3891.8072.5781.9962.321.0682.2782.0140.9480.6681.5721.3271.0070.840.9093.8743.4511.4442.3183.3253.9550.753.6883.08815.43429.9475.9915.6581.2531.6971.649
  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 ▅▅▅▄▁█▅▄▃█▅▄▃▆▆▅▅▅▅-3.735-8.2825.629-32.15-105.13566.8824.335-25.296-60.04478.056-1.331-34.754-45.07927.91230.464-6.758-6.667-6.443-1.658NANANANANANANANANANANANANA-7.482-7.22-7.737-7.765-7.776-6.558-18.6910.789-13.7245.42.2212.56688.918115.65
us-gaap:PaymentsOfDividends ██▇▇▇▇▆▆▆▆▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▄█▁█▁▁▁15.47815.38812.92912.90712.92112.86110.8410.81710.80410.7449.9339.9239.9079.8618.2298.1688.1718.1378.1278.0858.0177.917.9067.8837.8987.8567.8427.8247.8377.8097.8297.8027.8217.7567.7727.7657.7767.71615.4460.015.40.00.00.0NANA
 us-gaap:Dividends us-gaap:StatementEquityComponents us-gaap:RetainedEarnings██▆▆▆▆▄▄▄▃▃▃▃▃▁▁15.45515.39612.93612.91512.90212.86810.84710.82310.78810.7499.949.9289.8929.8678.2358.173NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  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:StatementClassOfStock

us-gaap:CommonStockValue

us-gaap:CommonClassA


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
Value278000.0277000.0275000.0274000.0274000.0273000.0272000.0271000.0270000.0269000.0268000.0268000.0266000.0266000.0263000.0260000.0259000.0258000.0258000.0256000.0253000.0248000.0247000.0246000.0246000.0246000.0244000.0243000.0243000.0243000.0242000.0242000.0242000.0241000.0241000.0241000.0240000.0239000.0239000.0238000.0238000.0236000.0234000.0226000.0
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
Percentage of Assets us-gaap:CommonClassA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassB


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
Value132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0133000.0133000.0136000.0
Percentage of CommonStockValue47.547.748.048.248.248.448.548.748.949.149.349.349.649.650.250.851.051.251.251.652.253.253.453.753.753.754.154.354.354.354.554.554.554.854.854.855.055.255.255.555.556.456.860.2
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
Percentage of Assets us-gaap:CommonClassB0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding us-gaap:StatementClassOfStock

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:CommonClassA


Weighted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value27272727272727272626262626262625252525252424242424242424242423232323232323232323232323232322
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonClassB


Weighted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value13131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding47.447.547.948.148.148.248.348.649.049.249.249.349.549.750.050.951.151.251.451.952.953.753.854.154.054.254.554.754.854.855.155.055.155.355.355.555.655.655.855.956.456.857.157.357.659.9

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic us-gaap:StatementClassOfStock

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:CommonClassA


Weighted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value27272727272626262626262626262525252525252424242424242424242323232323232323232323232323232222
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonClassB


Weighted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value13131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313
Percentage of WeightedAverageNumberOfSharesOutstandingBasic48.048.248.448.648.748.949.049.249.449.649.749.950.150.551.051.451.551.651.952.453.453.954.154.254.254.554.754.854.955.055.155.155.255.455.455.555.755.856.056.156.857.257.557.758.260.7

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic us-gaap:StatementClassOfStock

us-gaap:EarningsPerShareBasic

us-gaap:CommonClassA


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.90.80.80.740.740.711.010.70.610.530.510.550.50.511.750.390.40.390.360.380.390.350.370.350.330.310.390.420.210.26-1.770.480.580.550.550.660.670.70.830.940.990.870.940.860.890.76
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

us-gaap:CommonClassB


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.90.80.80.740.740.711.010.70.610.530.510.550.50.511.750.390.40.390.360.380.390.350.370.350.330.310.390.420.210.26-1.770.480.580.550.550.660.670.70.830.940.990.870.940.860.890.76
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:StatementClassOfStock

us-gaap:EarningsPerShareDiluted

us-gaap:CommonClassA


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.890.790.790.730.740.711.00.690.60.530.50.550.50.511.730.390.40.390.350.380.390.350.370.350.330.310.390.410.210.26-1.770.480.580.540.550.660.670.690.830.940.990.870.930.860.880.76
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonClassB


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.890.790.790.730.740.711.00.690.60.530.50.550.50.511.730.390.40.390.350.380.390.350.370.350.330.310.390.410.210.26-1.770.480.580.540.550.660.670.690.830.940.990.870.930.860.880.76
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value4.23.42.93.02.92.62.32.01.91.31.51.31.11.12.71.31.31.01.01.00.21.10.21.51.51.21.11.11.01.21.21.21.41.41.81.92.02.42.42.32.32.2
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.60.50.50.50.50.40.40.30.40.30.30.30.20.20.60.30.30.20.30.20.00.30.00.40.40.30.30.20.20.30.20.20.20.20.30.30.30.40.40.30.30.3

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value363232292928402724212021192068151514131414131412121114157.7099.621-65.565172120202424253034363134313227
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues5.65.15.04.74.74.76.74.84.54.24.14.44.04.214.83.63.83.63.53.53.73.43.53.33.23.23.53.51.72.1-13.33.13.63.13.33.83.93.84.54.74.84.54.94.84.94.7

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value552542541538539520515487459431427425421403394361
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues85.285.784.784.685.385.285.284.285.585.986.085.685.785.485.485.5

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense


General
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value47485758535151524442404241424138383634353535343637363837393841414347485049474746484547474242
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues7.37.69.09.38.48.58.59.18.38.48.28.58.59.19.19.09.28.88.78.68.99.08.59.49.69.89.48.48.58.68.47.47.27.37.87.97.87.17.06.46.56.56.87.26.57.3

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value484139393938373732282828272525232424212323212222201923261216-88.64283432333840414954595254505244
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues7.56.66.36.16.26.36.26.56.15.65.75.85.75.45.55.56.05.85.35.66.05.65.65.75.45.35.75.92.83.6-18.04.95.75.05.46.06.46.27.37.57.87.47.87.78.07.5

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
Value119.6577.8289.3039.1439.591-3.0179.8738.297.0668.1186.9127.8215.679-43.0898.0049.1269.17.3468.639.258.568.8849.1998.5447.7399.262105.1566.368-23.1529.6141312131416151920222020192016
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 Revenues1.81.51.21.51.41.6-0.51.71.51.41.61.41.61.2-9.31.92.22.21.92.12.32.22.22.32.22.12.32.41.11.4-4.71.72.21.92.22.22.52.42.82.83.02.93.02.93.12.9

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value120.011.28124-1.5280.0355.2835.79410-0.0061.37-8.117-0.0038.6176.2975.469-4.4833.9398.5435.678-0.061.6221.6073.0910.08
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues2.00.00.23.8-0.20.00.91.01.9-0.00.3-1.7-0.01.91.51.3-1.11.02.11.4-0.00.40.40.80.0

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.3660.3540.3030.310.6320.6550.5060.6590.9450.4840.3710.6160.6570.7340.510.2540.3170.2940.2390.2630.3060.2890.160.4290.3290.2750.2110.3661.1064.1194.0494.1044.0624.0514.0374.114.0094.1483.9853.8573.9793.974.0023.973.5980.997
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.10.10.00.00.10.10.10.10.20.10.10.10.10.20.10.10.10.10.10.10.10.10.00.10.10.10.10.10.20.90.80.70.70.60.60.60.60.60.60.50.50.60.60.60.50.2

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value337000.0327000.0251000.0312000.0617000.0639000.0498000.0690000.0870000.0378000.0354000.0629000.0685000.0647000.0434000.0244000.0244000.0244000.0244000.0
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.10.10.00.00.10.10.10.10.20.10.10.10.10.10.10.10.10.10.1

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value363232292928402724212021192068151515131414131313121114157.7089.634-65.598172120202424253034363134313227
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 Revenues5.65.15.04.74.74.76.74.84.54.24.14.44.14.214.83.63.83.63.53.53.73.43.53.33.23.23.53.51.72.1-13.33.13.63.13.23.83.93.84.54.74.84.64.94.84.94.7

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value36323229292840272421202119206815
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues5.65.15.04.74.74.76.74.84.54.24.14.44.14.214.83.6
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic us-gaap:StatementClassOfStock

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:CommonClassA


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value24212120201927181614131413134510109.9119.0439.6199.6358.5889.0158.4488.0727.619.34710.04.9766.216-42.26511131213151516
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.83.43.43.13.23.24.53.23.02.82.72.92.72.89.82.42.52.42.32.32.42.22.22.12.12.12.32.21.11.4-8.62.02.32.02.12.42.52.4
Percentage of Revenues us-gaap:CommonClassA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassB


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value1110109.7259.8079.413139.2088.0047.0026.7037.36.6456.734235.1525.2895.1174.6865.0455.1474.6284.8764.584.3784.1485.1185.4872.7323.418-23.3336.2947.6637.1917.2018.728.8499.184
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic48.048.248.548.648.748.949.149.249.449.649.749.950.150.551.351.451.551.651.852.453.453.954.154.254.254.554.854.954.955.055.255.155.255.455.455.555.755.8
Percentage of Revenues1.81.71.61.51.61.52.21.61.51.41.31.51.41.45.01.21.31.21.21.21.31.21.21.21.11.11.21.20.60.8-4.71.11.31.11.21.41.41.4
Percentage of Revenues us-gaap:CommonClassB0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Diluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted us-gaap:StatementClassOfStock

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:CommonClassA


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value24212120201927181614131413134510109.9419.0739.6549.6628.5999.038.4568.0847.6279.358104.9816.222-42.28711131213151516
Percentage of NetIncomeLossAvailableToCommonStockholdersDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.83.53.43.23.23.24.53.23.02.82.73.02.72.89.82.42.52.42.32.32.42.22.22.22.12.12.32.21.11.4-8.62.02.32.02.12.42.52.4
Percentage of Revenues us-gaap:CommonClassA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassB


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value1110109.6599.7289.326139.1397.9596.9616.6577.2416.5976.664225.125.2615.0874.6565.015.124.6174.8614.5724.3664.1315.1075.4772.7273.412-23.3116.2887.6577.1827.1948.7168.849.166
Percentage of NetIncomeLossAvailableToCommonStockholdersDiluted47.447.547.948.148.148.248.548.649.049.249.249.349.549.750.650.951.151.251.351.953.053.753.854.154.054.254.654.754.754.855.155.055.155.355.355.555.655.6
Percentage of Revenues1.81.61.61.51.51.52.21.61.51.41.31.51.31.45.01.21.31.21.21.21.31.21.21.21.11.11.21.20.60.8-4.71.11.31.11.21.41.41.4
Percentage of Revenues us-gaap:CommonClassB0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value484240393938383833282829282625232424212324212221211923262420-84.838323836374244455358595558545645
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 Revenues7.56.76.36.26.36.46.36.66.25.75.85.95.85.65.65.56.05.85.45.76.05.65.75.45.55.45.86.05.24.4-17.35.66.45.66.16.67.06.87.98.07.98.08.48.38.57.7

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value-7000.0-12000.03000.0-19000.0-8000.0-17000.0-86000.04000.0-7000.012000.027000.0-27000.0-38000.011000.0-23000.013000.09000.0-54000.0-32000.0-15000.04000.0076000.0-29000.0-8000.0-25000.0-3000.0-4000.01000.0-13000.0-3000.0-8000.0-3000.0-1000.0206000.0-2000.0-19000.0-51000.0-32000.0-17000.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.0-0.00.0-0.0-0.0-0.0-0.00.0-0.00.00.0-0.0-0.00.0-0.00.00.0-0.0-0.0-0.00.00.00.0-0.0-0.0-0.0-0.0-0.00.0-0.0-0.0-0.0-0.0-0.00.0-0.0-0.0-0.0-0.0-0.0

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-7000.0-12000.03000.0-19000.0-8000.0-17000.0-86000.04000.0-7000.012000.027000.0-27000.0-38000.011000.0-23000.013000.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.0-0.00.0-0.0-0.0-0.0-0.00.0-0.00.00.0-0.0-0.00.0-0.00.0
Percentage of Revenues us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value-7000.0-12000.036000.0-19000.0-8000.0-17000.0-105000.04000.0-7000.0-12000.0272000.0-27000.0-38000.011000.0-67000.0-4000.01000.0-13000.033000.0-8000.0-3000.0-1000.0238000.0-2000.0-19000.0-51000.0-108000.0-17000.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.0-0.00.0-0.0-0.0-0.0-0.00.0-0.0-0.00.1-0.0-0.00.0-0.0-0.00.0-0.00.0-0.0-0.0-0.00.0-0.0-0.0-0.0-0.0-0.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-12000.0-121000.052000.0-29000.00-22000.0-33000.0-39000.031000.0-42000.017000.01000.058000.04000.084000.0191000.05000.039000.0-62000.092000.045000.08000.0-48000.01618000.072000.0-141000.0-267000.067000.08000.0-41000.032000.0-20000.0-90000.046000.04000.010000.0-103000.015000.0-289000.0-20000.03820000.096000.0-215000.064000.0-270000.0-62000.0
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.0-0.00.0-0.00.0-0.0-0.0-0.00.0-0.00.00.00.00.00.00.00.00.0-0.00.00.00.0-0.00.40.0-0.0-0.10.00.0-0.00.0-0.0-0.00.00.00.0-0.00.0-0.0-0.00.50.0-0.00.0-0.0-0.0

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
Value648633638636632610604579537501497497491473462422413418394415401390402393384370411447463452491567605646621645638676681734752700697656661587
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 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

us-gaap:Revenues mant:ContractorType

mant:PrimeContractor


Revenuesmant:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value602589585579577555546524477446443442433422409375361368
Percentage of Revenues92.993.091.691.191.390.990.490.589.089.089.389.088.389.288.588.887.588.1
Percentage of Revenues92.993.091.691.191.390.990.490.589.089.089.389.088.389.288.588.887.588.1
Percentage of Revenues mant:PrimeContractor100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mant:Subcontractor


Revenuesmant:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value464453565555575459555354575152475149
Percentage of Revenues7.17.08.48.98.79.19.69.511.011.010.711.011.710.811.511.212.511.9
Percentage of Revenues7.17.08.48.98.79.19.69.511.011.010.711.011.710.811.511.212.511.9
Percentage of Revenues mant:Subcontractor100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ContractWithCustomerBasisOfPricing

mant:Costreimbursable


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value443419440431432418412397371359354337
Percentage of Revenues68.466.369.067.968.468.568.268.769.271.771.367.8
Percentage of Revenues68.466.369.067.968.468.568.268.769.271.771.367.8
Percentage of Revenues mant:Costreimbursable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FixedPriceContract


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value1171321171261201211271201089593108
Percentage of Revenues18.120.918.419.919.019.921.120.820.118.918.921.9
Percentage of Revenues18.120.918.419.919.019.921.120.820.118.918.921.9
Percentage of Revenues us-gaap:FixedPriceContract100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TimeAndMaterialsContract


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value878180777970646057474851
Percentage of Revenues13.412.812.612.212.511.610.710.510.69.49.810.3
Percentage of Revenues13.412.812.612.212.511.610.710.510.69.49.810.3
Percentage of Revenues us-gaap:TimeAndMaterialsContract100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:MajorCustomers

mant:Stateagenciesinternationalagenciesandcommercialentities


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value5.8234.72610119.8651012111210111012111011109.928
Percentage of Revenues0.90.71.61.81.61.72.02.02.22.22.32.12.52.32.42.72.52.4
Percentage of Revenues0.90.71.61.81.61.72.02.02.22.22.32.12.52.32.42.72.52.4
Percentage of Revenues mant:Stateagenciesinternationalagenciesandcommercialentities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mant:U.S.Government


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value642628628624622600592567524491
Percentage of Revenues99.199.398.498.298.498.398.098.097.897.8
Percentage of Revenues99.199.398.498.298.498.398.098.097.897.8
Percentage of Revenues mant:U.S.Government100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value22882200221321942174223021072077204020231803179518051801174416671630161115981556153915261506151915241484148715081537169117231864181918361841180817691804176017531772169215901100
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value659599634640641720617622608610402407435443401395369360356328328336322345355321332362399555589659625657676660639693670685741685624283
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 Assets28.827.328.729.229.532.329.330.029.830.222.322.724.124.623.023.722.722.322.321.121.322.121.422.723.321.722.424.126.032.834.235.434.435.836.736.536.238.438.139.141.840.539.225.7

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
Value22882200221321942174223021072077204020231803179518051801174416671630161115981556153915261506151915241484148715081537169117231864181918361841180817691804176017531772169215901100
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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value162816001579155315331510149014541431141314011388137013581342127212611251124112281210118911831174116811621154114511371135113312051194117911651148112911101089106810311006966817680
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets71.272.771.370.870.567.770.770.070.269.877.777.375.975.477.076.377.377.777.778.978.777.978.677.376.778.377.675.974.067.265.864.665.664.263.363.563.861.661.960.958.259.560.874.30.0

us-gaap:StockholdersEquity us-gaap:StatementClassOfStock

us-gaap:CommonClassA


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value0.2780.2770.2750.2740.2740.2730.2720.2710.270.2690.2680.2680.2660.2660.2630.260.2590.2580.2470.2440.2420.2410.2390.2340.226
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassB


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value0.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1330.136
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassB0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-0.249-0.242-0.23-0.266-0.247-0.239-0.222-0.093-0.097-0.09-0.102-0.374-0.347-0.309-0.32-0.213-0.226-0.181-0.109-0.207-0.124-0.145-0.311-0.155-0.172-0.14
Percentage of StockholdersEquity-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value557549545539535529525519513508506504498496492481477471438428423417406385362336
Percentage of StockholdersEquity34.234.434.634.734.935.135.335.735.936.036.236.336.436.536.637.837.938.037.037.137.435.937.339.944.449.4
Percentage of Assets24.325.024.724.624.623.824.925.025.225.128.128.127.627.628.228.929.329.529.128.824.622.723.124.233.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value10801059104210231006989973943926913903892880870860799792778754734718756692589464352
Percentage of StockholdersEquity66.366.266.065.965.765.565.364.964.764.664.564.364.364.164.062.962.962.763.763.663.464.963.661.056.951.9
Percentage of Assets47.248.247.146.646.344.446.245.445.445.150.149.748.848.349.348.048.648.750.149.441.741.139.337.142.20.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.114-9.114-9.114
Percentage of StockholdersEquity-0.6-0.6-0.6-0.6-0.6-0.6-0.6-0.6-0.6-0.6-0.7-0.7-0.7-0.7-0.7-0.7-0.7-0.7-0.8-0.8-0.8-0.8-0.8-0.9-1.1-1.3
Percentage of Assets-0.4-0.4-0.4-0.4-0.4-0.4-0.4-0.4-0.4-0.5-0.5-0.5-0.5-0.5-0.5-0.5-0.6-0.6-0.6-0.6-0.5-0.5-0.5-0.6-0.80.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value583487496546523572454433437537439422429424367497459437421384363392369377383420419436458687750767721733745706668712688744763705630496
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 Assets25.522.122.424.924.125.721.620.921.526.624.423.523.823.521.029.828.227.126.424.723.625.724.524.825.228.328.228.929.840.743.541.239.640.040.539.137.839.539.142.543.141.739.645.1

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
Value646.9244110129888.854335.9241205.294147.197109.451148108916470406041514.3124323543027526925819317213420812411911418120672841521625.564864.3758.048
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 Assets2.80.31.94.61.44.00.41.60.36.00.30.80.40.60.58.96.65.74.14.62.64.02.73.40.32.91.63.62.016.315.613.910.69.47.311.67.06.66.510.411.74.35.30.00.00.07.80.00.0

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value458428400382443433398367393390405367370364311
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets20.019.518.117.420.419.418.917.719.319.322.520.520.520.217.9

Other Assets Current

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value7.7566.9216.3546.6636.0895.8194.8787.1524.8984.7765.9158.971023
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.30.30.30.30.20.30.20.20.30.50.61.3

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value2852742572482352222001801621491401411351281189392908885838380818079797878868481791261231221171161111109961
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets12.512.511.611.310.810.09.58.78.07.47.87.97.57.16.85.65.75.65.55.55.45.45.35.35.35.35.35.25.15.14.94.44.46.96.76.86.66.56.46.35.63.8

Furniture And Fixtures Gross

us-gaap:FurnitureAndFixturesGross

us-gaap:FurnitureAndFixturesGross


Furniture
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value21620919419318417115013111810597
Percentage of FurnitureAndFixturesGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.49.58.88.88.57.77.16.35.85.25.4

Leasehold Improvements Gross

us-gaap:LeaseholdImprovementsGross

us-gaap:LeaseholdImprovementsGross


Leasehold
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312011-09-302011-06-302010-12-31
Value6864625450504948444343232221
Percentage of LeaseholdImprovementsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.02.92.82.52.32.32.42.32.22.22.41.41.31.4

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value156146136132124118115107100958988827872716967656361595858565453514956545251979592918164443734
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.86.76.26.05.75.35.55.24.94.74.94.94.54.34.14.34.24.24.14.14.03.93.93.83.73.63.63.43.23.43.22.82.85.35.25.15.14.53.72.52.12.1

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value6.36.86.48.26.56.57.46.16.15.86.06.86.47.16.95.55.55.65.65.55.35.45.65.55.24.95.25.25.14.95.15.15.15.15.35.35.14.84.95.25.15.26.05.96.0
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value1281281211161111038572625451535350462223232322212322222325252628293029272828292635476562382714
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 Assets5.65.85.55.35.14.64.13.53.12.72.93.03.02.82.61.41.41.51.41.41.41.51.51.51.61.71.71.81.81.71.71.61.51.61.61.71.52.02.73.83.52.31.71.3

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
Value123712371237119111911191119111911166108510851085108510851084955955955955949951919919919919851851850850780752871871870861861861842808747744744729488
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 Assets54.156.355.954.354.853.456.557.357.253.760.260.560.160.262.257.358.659.359.861.061.860.361.060.560.357.457.356.455.446.243.746.747.947.446.847.748.746.745.942.642.044.045.944.4

us-gaap:Goodwill us-gaap:BusinessAcquisition

mant:H2MGroup


Goodwillus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value252525252525
Percentage of Goodwill2.02.12.12.12.12.1
Percentage of Assets1.11.11.21.11.21.2
Percentage of Assets mant:H2MGroup0.00.00.00.00.00.0

mant:KforceGovernmentSolutions


Goodwillus-gaap:
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-30
Value808080808080
Percentage of Goodwill6.56.76.76.76.76.9
Percentage of Assets3.63.73.73.83.93.9
Percentage of Assets mant:KforceGovernmentSolutions0.00.00.00.00.00.0

mant:MinervaEngineering


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-31
Value191919
Percentage of Goodwill1.61.61.6
Percentage of Assets0.80.90.9
Percentage of Assets mant:MinervaEngineering0.00.00.0

mant:TapestryTechnologies


Goodwillus-gaap:
Period End2021-06-302021-03-312020-12-31
Value272727
Percentage of Goodwill2.22.22.2
Percentage of Assets1.21.21.2
Percentage of Assets mant:TapestryTechnologies0.00.00.0

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
Value18919520218018819419620319616717117718218919414314615015415716014915415916415015515916215715215616016316717217617717716316616816873
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 Assets8.38.99.18.28.78.79.39.89.68.39.59.910.110.511.18.69.09.39.710.110.59.810.210.510.810.110.410.610.69.38.98.48.88.99.19.510.09.810.19.39.410.010.66.7

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value189195202180188194196203196167171177182189194143146150154157160149154159164150155159162157152156160163167172176177177163166168
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.38.99.18.28.78.79.39.89.68.39.59.910.110.511.18.69.09.39.710.110.59.810.210.510.810.110.410.610.69.38.98.48.88.99.19.510.09.810.19.39.410.6

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ContractualRights


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-31
Value178183188165170175181186179149154159165170176128132137142145149137141146150135139144148144141146150153157161167
Percentage of FiniteLivedIntangibleAssetsNet94.493.993.291.690.490.492.091.891.389.789.990.090.490.291.089.290.891.691.992.692.891.991.891.391.490.290.090.391.292.093.193.693.793.993.894.194.4
Percentage of Assets7.88.38.57.57.87.98.69.08.87.48.68.99.19.510.17.78.18.58.99.49.79.09.49.69.99.19.49.59.78.68.27.88.38.48.59.09.5
Percentage of Assets us-gaap:ContractualRights0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:SoftwareDevelopment


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value1011131518181516171717171718171513121211111212131414151510
Percentage of FiniteLivedIntangibleAssetsNet5.66.16.88.49.69.68.08.28.710.310.110.09.69.89.010.89.28.48.17.47.28.18.28.68.69.710.09.76.9
Percentage of Assets0.50.50.60.70.80.80.70.80.80.81.01.01.01.01.00.90.80.80.80.70.80.80.80.90.91.01.01.00.6
Percentage of Assets us-gaap:SoftwareDevelopment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating 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
Value858994991021111171161171190.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets3.74.04.34.54.75.05.65.65.75.90.0

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
Value1213111313131314131312107.9437.3836.9234.0482.1992.0012.1512.3952.372.4252.6363.3253.8783.913.8844.3914.8373.2825.8469.89110101012121213101010106.672
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 Assets0.60.60.50.60.60.60.60.70.70.70.70.60.40.40.40.20.10.10.10.20.20.20.20.20.30.30.30.30.30.20.30.50.60.60.60.70.70.70.80.60.60.60.70.6

Accounts Payable And Accrued Liabilities Current

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent


Accounts
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1701461691461611411281261261341341221071041061089695105106108112122149176180180226252238268315274269308280272309305272157
Percentage of AccountsPayableAndAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.86.87.66.97.86.96.47.07.07.47.57.06.46.46.66.86.26.26.97.17.17.48.310.111.711.710.713.113.613.114.617.115.215.217.115.915.617.518.117.114.3

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312019-12-31
Value170122142138
Percentage of AccountsPayableCurrent100.0100.0100.0100.0
Percentage of Assets7.55.66.46.5

Accrued Liabilities Current

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312019-12-31
Value9.789.99157.987
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0
Percentage of Assets0.40.50.70.4

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value303037404736274343282832332118
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.41.71.82.21.61.32.12.11.41.61.81.81.21.1

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
Value367314348367338333299337306266243251255233228219196192191174176191179221239210223260303460296345317361387371353408387411465410347220
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 Assets16.014.315.816.815.615.014.216.315.013.213.514.014.213.013.113.212.111.912.011.211.412.511.914.515.714.215.017.319.727.317.218.517.519.721.020.520.022.622.023.426.324.321.920.0

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
Value313030302929292826260.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets1.41.41.41.41.31.31.41.41.31.30.0

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value144143141142134135131108
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.36.56.46.56.26.16.36.0

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
Value121212102710101.4281.5240.831110101010111112121311111011111111111111111111109.4039.348.8299.0757.8717.4937.4737.4197.4956.877
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 Assets0.50.60.60.51.30.50.50.10.10.00.70.60.60.60.60.70.70.80.80.80.70.70.70.70.70.80.70.70.70.70.70.60.60.60.50.50.50.50.40.40.40.40.50.6

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
Value717680868997103981011040.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets3.13.53.63.94.14.44.94.85.05.20.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value32
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0
Percentage of Assets1.5

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-31
Value27
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets1.2

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value14
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets0.6

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value4063000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.2

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value7033000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets0.3

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value110132127128130129
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0
Percentage of Assets5.06.36.16.36.50.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value118
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets5.3

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value7964000.0
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets0.4

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value162816001579155315331510149014541431141314011388137013581342127212611251124112281210118911831174116811621154114511371135113312051194117911651148112911101089106810311006966817680
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets71.272.771.370.870.567.770.770.070.269.877.777.375.975.477.076.377.377.777.778.978.777.978.677.376.778.377.675.974.067.265.864.665.664.263.363.563.861.661.960.958.259.560.874.30.0

us-gaap:StockholdersEquity us-gaap:StatementClassOfStock

us-gaap:CommonClassA


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value0.2780.2770.2750.2740.2740.2730.2720.2710.270.2690.2680.2680.2660.2660.2630.260.2590.2580.2470.2440.2420.2410.2390.2340.226
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassB


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value0.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1320.1330.136
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassB0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-0.249-0.242-0.23-0.266-0.247-0.239-0.222-0.093-0.097-0.09-0.102-0.374-0.347-0.309-0.32-0.213-0.226-0.181-0.109-0.207-0.124-0.145-0.311-0.155-0.172-0.14
Percentage of StockholdersEquity-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value557549545539535529525519513508506504498496492481477471438428423417406385362336
Percentage of StockholdersEquity34.234.434.634.734.935.135.335.735.936.036.236.336.436.536.637.837.938.037.037.137.435.937.339.944.449.4
Percentage of Assets24.325.024.724.624.623.824.925.025.225.128.128.127.627.628.228.929.329.529.128.824.622.723.124.233.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value10801059104210231006989973943926913903892880870860799792778754734718756692589464352
Percentage of StockholdersEquity66.366.266.065.965.765.565.364.964.764.664.564.364.364.164.062.962.962.763.763.663.464.963.661.056.951.9
Percentage of Assets47.248.247.146.646.344.446.245.445.445.150.149.748.848.349.348.048.648.750.149.441.741.139.337.142.20.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.158-9.114-9.114-9.114
Percentage of StockholdersEquity-0.6-0.6-0.6-0.6-0.6-0.6-0.6-0.6-0.6-0.6-0.7-0.7-0.7-0.7-0.7-0.7-0.7-0.7-0.8-0.8-0.8-0.8-0.8-0.9-1.1-1.3
Percentage of Assets-0.4-0.4-0.4-0.4-0.4-0.4-0.4-0.4-0.4-0.5-0.5-0.5-0.5-0.5-0.5-0.5-0.6-0.6-0.6-0.6-0.5-0.5-0.5-0.6-0.80.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue us-gaap:StatementClassOfStock

us-gaap:CommonStockValue

us-gaap:CommonClassA


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
Value278000.0277000.0275000.0274000.0274000.0273000.0272000.0271000.0270000.0269000.0268000.0268000.0266000.0266000.0263000.0260000.0259000.0258000.0258000.0256000.0253000.0248000.0247000.0246000.0246000.0246000.0244000.0243000.0243000.0243000.0242000.0242000.0242000.0241000.0241000.0241000.0240000.0239000.0239000.0238000.0238000.0236000.0234000.0226000.0
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
Percentage of Assets us-gaap:CommonClassA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassB


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
Value132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0132000.0133000.0133000.0136000.0
Percentage of CommonStockValue47.547.748.048.248.248.448.548.748.949.149.349.349.649.650.250.851.051.251.251.652.253.253.453.753.753.754.154.354.354.354.554.554.554.854.854.855.055.255.255.555.556.456.860.2
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
Percentage of Assets us-gaap:CommonClassB0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value557549545539535529525519513508506504498496492481477474471464453438438434434432428426425423423422421419417415412409406402398393385362
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets24.325.024.724.624.623.824.925.025.225.128.128.127.627.628.228.929.329.529.529.829.428.729.128.628.529.228.828.327.725.124.622.723.222.822.723.023.322.723.122.922.523.324.233.0

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
Value10801059104210231006989973943926913903892880870860799792785778773766759754748743738734728720720718792782768756743727710692677642621589464
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 Assets47.248.247.146.646.344.446.245.445.445.150.149.748.848.349.348.048.648.748.749.749.849.850.149.348.849.849.448.346.942.641.742.543.041.941.141.141.139.439.338.636.336.737.142.2

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-249000.0-242000.0-230000.0-266000.0-247000.0-239000.0-222000.0-93000.0-97000.0-90000.0-102000.0-374000.0-347000.0-309000.0-320000.0-213000.0-226000.0-235000.0-181000.0-120000.0-105000.0-109000.0-109000.0-269000.0-240000.0-232000.0-207000.0-140000.0-136000.0-137000.0-124000.0-157000.0-149000.0-146000.0-145000.0-383000.0-381000.0-362000.0-311000.0-203000.0-186000.0-172000.0-155000.0-172000.0
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-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0

Treasury Stock Value

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value9158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09158000.09114000.09114000.0
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 Assets0.40.40.40.40.40.40.40.40.40.50.50.50.50.50.50.50.60.60.60.60.60.60.60.60.60.60.60.60.60.50.50.50.50.50.50.50.50.50.50.50.50.50.60.8

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value74-8.133301126242-11.5531097647-0.7755953-18.015375126361257-62.00597385243-8.6061751069-10.6576942
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues11.5-1.34.717.79.87.0-1.918.914.29.4-0.211.910.8-3.88.212.36.58.73.28.9-10.015.16.07.76.3-1.223.41.69.9-1.610.67.3

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-12996000.0-17854000.0-96259000.0-8262000.0-15838000.0-29772000.0-17241000.0-56831000.0-130670000.0-10154000.0-7551000.0-16681000.0-11146000.0-8966000.0-207470000.0-4651000.0-3525000.0-3395000.0-16920000.0-2764000.0-12990000.0-4292000.0-5382000.0-25438000.0-40897000.0-91953000.0-17239000.0-28091000.0-28192000.0-138880000.0-2046000.0-2170000.0-239060000.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-2.0-2.8-15.1-1.3-2.5-4.9-2.9-9.8-24.3-2.0-1.5-3.4-2.3-1.9-44.9-1.1-0.9-0.8-4.3-0.5-2.0-0.7-0.8-4.0-6.0-13.5-2.3-3.7-4.0-19.9-0.3-0.3-40.7

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-3.735-8.2825.629-32.15-105.135664.335-25.296-60.04478-1.331-34.754-45.0792730-6.758-6.667-6.443-1.658-7.482-7.22-7.737-7.765-7.776-6.558-18.6910.789-13.7245.42.2212.56688115
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.6-1.30.9-5.1-16.610.90.7-4.4-11.215.6-0.3-7.0-9.25.96.6-1.6-1.6-1.5-0.4-1.2-1.1-1.2-1.2-1.2-1.0-2.70.1-1.80.80.30.413.419.7

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value57-34.269-60.51972-58.93679-24.45927-114.611115-9.657
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues8.9-5.4-9.511.3-9.313.1-4.04.7-21.323.0-1.9

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
Value1.8121.462-1.2718.557-1.5784.1485.9664.3052.712.758-1.5124.4384.8673.969-34.5261.764.2983.65311-1.9035.4953.59512104.5272.9666.1687.2122.4632.825-26.2673.7059.2222.425121.4531.5972.0296.986-8.015-1.138-1.0923.945-3.9313.5751.099
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

Increase Decrease In Accounts Payable

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsPayable


Increase
Period End2021-06-302021-03-312020-06-302020-03-31
Value50-19.862-26.36827
Percentage of IncreaseDecreaseInAccountsPayable100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value30269.579-57.075113435-30.031-15.624-14.527
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Other Operating Capital Net

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value5000.0307000.0-689000.0-1469000.0627000.01024000.0323000.0585000.0-465000.0-227000.0-1760000.0484000.0553000.0306000.0311000.0927000.0841000.0333000.0-76000.0-1448000.0-106000.0-324000.0-934000.03260000.0-4665000.0738000.0414000.0-731000.0-645000.0393000.0-7229000.01542000.0-426000.0-728000.0-3192000.01104000.0472000.0-2592000.0-552000.0-2356000.01377000.0-996000.0-1652000.02214000.0-973000.0133000.0
Percentage of IncreaseDecreaseInOtherOperatingCapitalNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value74-8.133301126242-11.5531097647-0.7755953-18.015375126361257-62.00597385243-8.6061751069-10.6576942
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues11.5-1.34.717.79.87.0-1.918.914.29.4-0.211.910.8-3.88.212.36.58.73.28.9-10.015.16.07.76.3-1.223.41.69.9-1.610.67.3

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value363232292928402724212021192068151515131414131313121114157.7089.634-65.598172120202424253034363134313227
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 Revenues5.65.15.04.74.74.76.74.84.54.24.14.44.14.214.83.63.83.63.53.53.73.43.53.33.23.23.53.51.72.1-13.33.13.63.13.23.83.93.84.54.74.84.64.94.84.94.7

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value36323229292840272421202119206815
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues5.65.15.04.74.74.76.74.84.54.24.14.44.14.214.83.6
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4.1133.4432.8333.0232.8752.6352.3051.9381.9391.3111.491.3411.1881.0542.7611.3021.1891.0671.0570.9750.21.0910.1921.491.4871.211.0771.0741.0231.2261.2811.1771.3951.3831.8471.8642.0642.3672.3572.3432.2682.2022.0722.120.5672.684
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensation us-gaap:StatementClassOfStock

us-gaap:CommonClassA


Share
Period End2021-06-302021-03-312020-09-302020-06-302019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value0.00.0010.00.0010.00.0010.00.00.00.0010.0
Percentage of ShareBasedCompensation0.00.00.00.00.00.10.00.00.00.10.0

us-gaap:ShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value4.1133.4423.0232.8742.6351.9381.9381.3111.3411.1881.0531.302
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.099.9100.0100.0100.099.9100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-12996000.0-17854000.0-96259000.0-8262000.0-15838000.0-29772000.0-17241000.0-56831000.0-130670000.0-10154000.0-7551000.0-16681000.0-11146000.0-8966000.0-207470000.0-4651000.0-3525000.0-3395000.0-16920000.0-2764000.0-12990000.0-4292000.0-5382000.0-25438000.0-40897000.0-91953000.0-17239000.0-28091000.0-28192000.0-138880000.0-2046000.0-2170000.0-239060000.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-2.0-2.8-15.1-1.3-2.5-4.9-2.9-9.8-24.3-2.0-1.5-3.4-2.3-1.9-44.9-1.1-0.9-0.8-4.3-0.5-2.0-0.7-0.8-4.0-6.0-13.5-2.3-3.7-4.0-19.9-0.3-0.3-40.7

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1317178.08520251616147.2385.0858.6079.8486.574251.3891.8072.5781.9962.321.0682.2782.0140.9480.6681.5721.3271.0070.840.9093.8743.4511.4442.3183.3253.9550.753.6883.08815295.9915.6581.2531.6971.649
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-3.735-8.2825.629-32.15-105.135664.335-25.296-60.04478-1.331-34.754-45.0792730-6.758-6.667-6.443-1.658-7.482-7.22-7.737-7.765-7.776-6.558-18.6910.789-13.7245.42.2212.56688115
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.6-1.30.9-5.1-16.610.90.7-4.4-11.215.6-0.3-7.0-9.25.96.6-1.6-1.6-1.5-0.4-1.2-1.1-1.2-1.2-1.2-1.0-2.70.1-1.80.80.30.413.419.7

Payments Of Dividends

us-gaap:PaymentsOfDividends

us-gaap:PaymentsOfDividends


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value151512121212101010109.9339.9239.9079.8618.2298.1688.1718.1378.1278.0858.0177.917.9067.8837.8987.8567.8427.8247.8377.8097.8297.8027.8217.7567.7727.7657.7767.716150.0150.00.00.0
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.0

Dividends

us-gaap:Dividends us-gaap:StatementEquityComponents

us-gaap:Dividends

us-gaap:RetainedEarnings


Dividendsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value151512121212101010109.949.9289.8929.8678.2358.173
Percentage of Dividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-06-302010-12-312009-12-312008-12-31
Value57.4956.9256.3355.3855.2355.454.9849.4248.0247.3945.3442.4340.6340.5535.8831.5131.1931.1529.9329.2529.3729.3130.8630.9131.431.532.7633.3433.9833.8335.5136.7237.137.1438.6141.0541.040.5641.1442.5142.2241.8535.75
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

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
Value141131108971221026846547571
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value119.6350.490.220.2930.5190.7851.2071.3761.442.5191.681.516
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value1971000.01828000.01537000.0717000.0272000.00
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.00.0

mant:ContractLossReserve

mant:ContractLossReserve


Contract
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value000372000.0600000.0376000.0505000.0000
Percentage of ContractLossReserve0.00.00.0100.0100.0100.0100.00.00.00.0

mant:Incometaxexpensebenefitrelatedtotheexerciseofstockoptionsvestedcancellationsandthevestingofrestrictedstockandrestrictedstockunits

mant:Incometaxexpensebenefitrelatedtotheexerciseofstockoptionsvestedcancellationsandthevestingofrestrictedstockandrestrictedstockunits


Incometaxexpensebenefitrelatedtotheexerciseofstockoptionsvestedcancellationsandthevestingofrestrictedstockandrestrictedstockunits
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-1000000.0-200000.0-300000.0-500000.0-900000.0-500000.0-200000.0-1200000.0-200000.0
Percentage of Incometaxexpensebenefitrelatedtotheexerciseofstockoptionsvestedcancellationsandthevestingofrestrictedstockandrestrictedstockunits100.0100.0100.0100.0100.0100.0100.0100.0100.0

mant:IncreaseDecreaseinDefinedBenefitPlanAssetsforPlanBenefitsNoncurrent

mant:IncreaseDecreaseinDefinedBenefitPlanAssetsforPlanBenefitsNoncurrent


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value2478000.0358000.03166000.01942000.04922000.0-4822000.01901000.0143000.01148000.03105000.0-3653000.01417000.0737000.0-255000.01204000.0896000.0785000.01287000.0385000.0851000.0508000.082000.0912000.0-1855000.0-3886000.0645000.0853000.0
Percentage of IncreaseDecreaseinDefinedBenefitPlanAssetsforPlanBenefitsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mant:IncreaseDecreaseinOperatingLeaseLiabilities

mant:IncreaseDecreaseinOperatingLeaseLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-8632000.0-8941000.0-8953000.0-7816000.0-7646000.0-6640000.0-7443000.0-7590000.0-6735000.0-6752000.000
Percentage of IncreaseDecreaseinOperatingLeaseLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

mant:PaymentsforInternalUseSoftwareandSoftwaretobeSold

mant:PaymentsforInternalUseSoftwareandSoftwaretobeSold


Paymentsfor
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value177000.0614000.04402000.0832000.0928000.01024000.0
Percentage of PaymentsforInternalUseSoftwareandSoftwaretobeSold100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value4000.02489000.0732000.0237000.00777000.0-2979000.0119000.001357000.0-5446000.0002723000.000
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.00.00.0100.00.00.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferred1

mant:H2MGroup


Business
Period End2020-12-312020-09-302019-12-31
Value0.00.0-0.3
Percentage of BusinessCombinationConsiderationTransferred10.00.0100.0

mant:MinervaEngineering


Business
Period End2021-06-302021-03-31
Value0.032
Percentage of BusinessCombinationConsiderationTransferred10.00.0

mant:TapestryTechnologies


Business
Period End2021-06-302021-03-31
Value0.046
Percentage of BusinessCombinationConsiderationTransferred10.00.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CapitalExpendituresIncurredButNotYetPaid


Capital
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-06-302016-03-312013-12-312013-09-302012-12-312012-09-302011-09-30
Value479000.02952000.01593000.0935000.0957000.0-982000.01358000.0228000.0-2900000.0-641000.03653000.01345000.0-141000.0-230000.0371000.00000-2195000.02169000.0-2858000.0
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0

us-gaap:ConcentrationRiskPercentage1 us-gaap:StatementGeographical, us-gaap:ConcentrationRiskByBenchmark

us-gaap:ConcentrationRiskPercentage1

country:US, us-gaap:RevenueFromContractWithCustomerSegmentBenchmark


Concentration
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value100.099.00.990.990.990.990.99
Percentage of ConcentrationRiskPercentage1100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConcentrationRiskPercentage1 us-gaap:StatementGeographical, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType

country:US, us-gaap:RevenueFromContractWithCustomerSegmentBenchmark, us-gaap:GeographicConcentrationRisk


Concentration
Period End2021-06-302020-06-30
Value100.099.0
Percentage of ConcentrationRiskPercentage10.010000.0

us-gaap:ContractWithCustomerAssetCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress

us-gaap:ContractWithCustomerAssetCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress


Contract
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value5700000.02500000.04300000.05800000.03300000.05900000.03500000.03200000.04500000.04300000.0
Percentage of ContractWithCustomerAssetCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerLiabilityRevenueRecognized


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-09-302019-06-302018-09-302018-06-30
Value3.9250.23.81.80.94.54.23.5
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Depreciation

us-gaap:Depreciation


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value1111119.29.78.88.26.96.26.36.46.46.85.93.42.02.21.91.81.8
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepreciationAndAmortization

us-gaap:DepreciationAndAmortization


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
Value1819191817161613121212131313107.8357.8487.6747.6097.4327.5287.6227.9317.7987.3697.1787.5067.6897.6597.5927.6357.5377.6467.6867.9747.472152126147.1397.2527.4627.247.4036.773
Percentage of DepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DistributedEarnings

us-gaap:DistributedEarnings


Distributed
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value151512121212101010109.949.9289.8929.8678.2348.1748.1618.148.1318.0898.0047.9147.9117.8877.8857.867.8467.8297.8247.8147.8117.8047.8027.7837.7787.7717.756-7.745-46.2850.0150.00.00.00.0
Percentage of DistributedEarnings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.00.0

us-gaap:EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense

us-gaap:EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense


Employee
Period End2021-06-302020-06-30
Value500000.0300000.0
Percentage of EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense100.0100.0

us-gaap:FinanceLeasePrincipalPayments

us-gaap:FinanceLeasePrincipalPayments


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value44000.047000.041000.042000.041000.035000.037000.037000.037000.025000.00000
Percentage of FinanceLeasePrincipalPayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:FinitelivedIntangibleAssetsAcquired1 us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FinitelivedIntangibleAssetsAcquired1

mant:H2MGroup, us-gaap:CustomerRelationships


Finitelived
Period End2020-12-312020-09-302020-06-302020-03-312019-12-31
Value0.00.00.09.60.0
Percentage of FinitelivedIntangibleAssetsAcquired10.00.00.0100.00.0

mant:H2MGroup, us-gaap:OrderOrProductionBacklog


Finitelived
Period End2020-12-312020-09-302020-06-302020-03-312019-12-31
Value0.00.00.02.30.0
Percentage of FinitelivedIntangibleAssetsAcquired10.00.00.024.00.0

mant:MinervaEngineering, us-gaap:CustomerRelationships


Finitelived
Period End2021-06-302021-03-31
Value0.010
Percentage of FinitelivedIntangibleAssetsAcquired10.00.0

mant:MinervaEngineering, us-gaap:OrderOrProductionBacklog


Finitelived
Period End2021-06-302021-03-31
Value0.01.1
Percentage of FinitelivedIntangibleAssetsAcquired10.00.0

mant:TapestryTechnologies, us-gaap:CustomerRelationships


Finitelived
Period End2021-06-302021-03-31
Value0.015
Percentage of FinitelivedIntangibleAssetsAcquired10.00.0

mant:TapestryTechnologies, us-gaap:OrderOrProductionBacklog


Finitelived
Period End2021-06-302021-03-31
Value0.01.4
Percentage of FinitelivedIntangibleAssetsAcquired10.00.0

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

us-gaap:GainLossOnSaleOfPropertyPlantEquipment


Gain
Period End2021-03-312020-12-312020-03-312019-12-312019-03-312016-12-312016-09-302015-12-312015-09-302014-12-312014-09-302013-12-312013-09-302012-12-312012-09-30
Value-15000.0184000.0-22000.0-164000.0012000.00-39000.00002000.0000
Percentage of GainLossOnSaleOfPropertyPlantEquipment100.0100.0100.0100.00.0100.00.0100.00.00.00.0100.00.00.00.0

us-gaap:GoodwillPurchaseAccountingAdjustments

us-gaap:GoodwillPurchaseAccountingAdjustments


Goodwill
Period End2021-06-302021-03-312020-12-31
Value1000.0-161000.00
Percentage of GoodwillPurchaseAccountingAdjustments100.0100.00.0

us-gaap:ImpairmentOfIntangibleAssetsFinitelived us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ImpairmentOfIntangibleAssetsFinitelived

us-gaap:SoftwareDevelopment


Impairment
Period End2021-06-302021-03-312020-12-312020-09-30
Value0300000.001400000.0
Percentage of ImpairmentOfIntangibleAssetsFinitelived0.0100.00.0100.0

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value0-1000.0-1000.000-1000.0016000.00-12000.0-5000.08000.0-21000.040000.0-37000.072000.036000.0-31000.050000.0-71000.060000.068000.0150000.0-126000.0115000.00106000.0-266000.0-65000.0-57000.0-110000.0-750000.00000
Percentage of IncomeLossFromEquityMethodInvestments0.0100.0100.00.00.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


Increase
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value20-21.2423-18.038177.5993.9230.381-0.0510.0174.980.6743.503-2.074-2.6448.7561.761-9.595-1.084-2.375-4.353-11.677-25.698-27.184-3.333-9.601-46.987-26.23414-30.286-47.444412.904-38.241220.698-36.2058.1662533-3.407-26.67635
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedLiabilities

us-gaap:IncreaseDecreaseInAccruedLiabilities


Increase
Period End2021-06-302021-03-312020-06-302020-03-31
Value-933000.0-4963000.05128000.0-4014000.0
Percentage of IncreaseDecreaseInAccruedLiabilities100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInContractWithCustomerLiability


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.227-6.386-3.289-7.708118.926-16.2710.365140.621-4.146-0.70111-0.397
Percentage of IncreaseDecreaseInContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInDeferredCompensation

us-gaap:IncreaseDecreaseInDeferredCompensation


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value1773000.0-3750000.03086000.01699000.04062000.0-8089000.01898000.0678000.01738000.0239000.0-4483000.01859000.01330000.0-2224000.02106000.01330000.01155000.0-655000.01089000.0
Percentage of IncreaseDecreaseInDeferredCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value4.345-3.015-5.14612160.968-7.0348.4778.027-6.674-3.8124.28911-9.873-0.6475.9334.1633.6464.112-0.91-10.87214-10.93817-13.0338.818-11.55414-13.6467.622-20.16611-9.91222-28.6339.633-7.3974.344-11.818
Percentage of IncreaseDecreaseInEmployeeRelatedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2.382-7.629-5.85321-10.007-5.40320-0.0581.7110.0
Percentage of IncreaseDecreaseInIncomeTaxesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:IncreaseDecreaseInOtherCurrentAssets

us-gaap:IncreaseDecreaseInOtherCurrentAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.894-1.295-0.3462.359-1.1280.102-5.1272.252-0.046-1.139-3.055-1.942-10.053-2.36117-4.401
Percentage of IncreaseDecreaseInOtherCurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherNoncurrentAssets

us-gaap:IncreaseDecreaseInOtherNoncurrentAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value364000.02051000.0-112000.0484000.0458000.0997000.0-57000.0
Percentage of IncreaseDecreaseInOtherNoncurrentAssets100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherNoncurrentLiabilities

us-gaap:IncreaseDecreaseInOtherNoncurrentLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-30
Value0.0-0.0661.91-17.5879.107-0.007
Percentage of IncreaseDecreaseInOtherNoncurrentLiabilities0.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidExpense

us-gaap:IncreaseDecreaseInPrepaidExpense


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value5.2263.96-1.875-10.304107.62-6.028-8.095121.463-7.835-9.468125.616-2.494-1.493
Percentage of IncreaseDecreaseInPrepaidExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements us-gaap:StatementClassOfStock

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:CommonClassA


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value345000.0401000.0-2000.0274000.0327000.0375000.022000.0306000.0229000.0235000.0-16000.0322000.0288000.0410000.060000.0245000.0209000.0231000.014000.0265000.0209000.091000.03000.065000.0101000.0153000.02000.065000.069000.069000.0-37000.038000.030000.044000.0-2000.018000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeOther

us-gaap:InterestIncomeOther


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value39000.040000.020000.040000.0137000.050000.049000.090000.0121000.0190000.076000.043000.027000.015000.015000.037000.028000.024000.022000.036000.019000.044000.025000.044000.024000.067000.0127000.059000.031000.0177000.0215000.0167000.0113000.0113000.087000.0118000.0
Percentage of InterestIncomeOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncashExpense

us-gaap:OtherNoncashExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value7.8328.0237.4317.3817.3625.9956.677.4466.6896.8140.00.00.00.0
Percentage of OtherNoncashExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value4000.02489000.0732000.0237000.00777000.027000.0119000.001357000.00002723000.00000
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.00.0100.0100.0100.00.0100.00.00.00.0100.00.00.00.00.0

us-gaap:ProceedsFromLifeInsurancePolicies

us-gaap:ProceedsFromLifeInsurancePolicies


Proceeds
Period End2020-12-312020-09-302019-12-312019-09-302018-12-312017-12-31
Value0021000.0000
Percentage of ProceedsFromLifeInsurancePolicies0.00.0100.00.00.00.0

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromLinesOfCredit


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value3313117243023115813293240741431671911360.00.00.00.00.00.00.01.073871.510.070800.00.00.00.00.00.00.01.08.00.00.00.00.0
Percentage of ProceedsFromLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.0100.0100.00.00.00.00.0

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment


Proceeds
Period End2020-12-312020-09-302016-12-312015-12-312014-12-312014-09-302013-12-312013-09-302012-12-312012-09-30
Value0017000.00002000.0000
Percentage of ProceedsFromSaleOfPropertyPlantAndEquipment0.00.0100.00.00.00.0100.00.00.00.0

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProceedsFromStockOptionsExercised


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
Value3.2913.1424.3311.0362.8272.0553.7394.1773.2971.6821.1024.6690.8285.9967.6932.7331.5041.6945.9269.544140.7813.3380.1780.1524.22.0440.640.6050.6330.6230.3150.2960.5330.0320.00.01.1150.5210.7811.6435.2412.2722.5492.0956.891
Percentage of ProceedsFromStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:ProvisionForDoubtfulAccounts


Provision
Period End2021-06-302021-03-312020-12-312020-09-30
Value0-999000.003088000.0
Percentage of ProvisionForDoubtfulAccounts0.0100.00.0100.0

us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RepaymentsOfLinesOfCredit


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value241242.044125153147151145151671722031561050.00.00.00.00.00.00.011115341.510.0125250.00.00.00.00.00.00.017-8.00.00.00.00.0
Percentage of RepaymentsOfLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.0100.0100.00.00.00.00.0

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability


Right
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value062000.0044000.063000.00016000.0149000.0203000.00000
Percentage of RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability0.0100.00.0100.0100.00.00.0100.0100.0100.00.00.00.00.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability


Right
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4.0955.4010.06.156-1.141.443126.3854.2187.9240.00.00.00.0
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value1.5656.570.430.511.7851.810-0.02-0.1952.090.912.78035.290.21-0.010.0130.790.04-0.16-1.2430.92
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value0.0278.60.71-0.17068.296.161.67051.60.011.87052.0900.030.0235.291.120.12028.2600-0.0730.92
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.00.0100.00.00.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock


Share
Period End2020-12-312020-09-302019-12-312019-09-302018-12-312018-09-302017-12-312017-09-302016-12-312016-09-302015-12-312015-09-30
Value00002.130000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue0.00.00.00.0100.00.00.00.00.00.00.00.0

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.0161.1-0.182.23051.80.291.80.140.5600028.4
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value2.2942.4642.9970.6731.4771.752.6033.7392.221.0790.7195.5370.6295.5265.2531.260.4880.2022.6173.1912.960.090.4920.0170.0090.830.2910.2020.1190.1420.070.1060.0920.1320.0180.00.00.1970.4540.085
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value1.1662.880.110.175.0855.810.320.281.1349.480.260.350.9142.330.94-0.020.7332.15-0.92-0.81-1.0440.68-0.72-2.52-3.2246.02-0.451.59-2.4243.03-0.431.570.0838.620.27-0.611.7637.85-0.91-0.1
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value0.9248.830.29-0.671.9145.192.12-0.543.7532.610.42-0.150.3629.42-0.12-1.69-1.532.65-0.070.291.4227.6-0.14-0.01027.661.33-1.160.8323.781.55-0.08-0.0521.33-0.73
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares


Sharebased
Period End2021-03-31
Value4382.0
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue


Sharebased
Period End2021-06-302021-03-312020-12-31
Value0.212.050.01
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1


Sharebased
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value01100000.01800000.0100000.001700000.01300000.0001200000.0800000.000700000.0800000.0100000.00800000.01200000.00100000.01300000.01800000.0001800000.01800000.0002600000.01500000.0700000.0100000.03800000.01400000.0
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue10.0100.0100.0100.00.0100.0100.00.00.0100.0100.00.00.0100.0100.0100.00.0100.0100.00.0100.0100.0100.00.00.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue


Sharebased
Period End2021-06-302021-03-312020-12-31
Value0.0210.041.12
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementClassOfStock

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised

us-gaap:CommonClassA


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.0010.0010.0010.00.00.0010.0010.0010.00.0010.00.0020.00.0020.0030.001
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.00.00.0100.0100.0100.00.0100.00.0100.00.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value3.2913.1414.331.0362.8272.0543.7384.1763.2971.6811.1024.6670.8285.9947.692.732
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised329100.0314100.0433000.00.00.0205400.0373800.0417600.00.0168100.00.0233350.00.0299700.0256333.3273200.0

us-gaap:UndistributedEarnings

us-gaap:UndistributedEarnings


Undistributed
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value2116191617152917131010111010607.0087.46.8885.5986.5756.7785.3025.985.1414.5653.8986.6197.658-0.1161.82-73.4099.91413121216161715342131343132
Percentage of UndistributedEarnings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

dei:EntityCommonStockSharesOutstanding us-gaap:StatementClassOfStock

dei:EntityCommonStockSharesOutstanding

us-gaap:CommonClassA


Entity
Period End2021-02-172020-11-042020-07-292020-04-292020-02-192019-10-302019-07-312019-05-012019-02-202018-10-312018-08-012018-05-022018-02-212017-10-312017-08-022017-05-012017-02-202016-11-022016-07-272016-04-272016-02-172015-10-282015-07-292015-04-292015-02-182014-10-292014-07-302014-04-302014-02-192013-10-302013-07-302013-05-012013-02-202012-10-312012-08-012012-05-022012-02-212011-10-312011-07-222011-04-272011-02-23
Value2727272726262626262626262625252525252524242424242424242423232323232323232323232323
Percentage of EntityCommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonClassB


Entity
Period End2021-02-172020-11-042020-07-292020-04-292020-02-192019-10-302019-07-312019-05-012019-02-202018-10-312018-08-012018-05-022018-02-212017-10-312017-08-022017-05-012017-02-202016-11-022016-07-272016-04-272016-02-172015-10-282015-07-292015-04-292015-02-182014-10-292014-07-302014-04-302014-02-192013-10-302013-07-302013-05-012013-02-202012-10-312012-08-012012-05-022012-02-212011-10-312011-07-222011-04-272011-02-23
Value1313131313131313131313131313131313131313131313131313131313131313131313131313131313
Percentage of EntityCommonStockSharesOutstanding48.248.548.648.748.849.049.249.449.649.750.050.050.651.151.351.551.652.052.753.853.954.154.254.254.554.854.854.955.355.055.155.155.355.455.655.655.755.956.056.857.2

mant:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesEmployeeRelatedExpenses us-gaap:BusinessAcquisition

mant:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesEmployeeRelatedExpenses

mant:H2MGroup


Business
Period End2020-12-31
Value1023000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesEmployeeRelatedExpenses100.0

mant:KforceGovernmentSolutions


Business
Period End2020-12-31
Value4421000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesEmployeeRelatedExpenses432.2

mant:MinervaEngineering


Business
Period End2021-06-302021-03-312020-12-31
Value784000.0784000.0847000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesEmployeeRelatedExpenses0.00.082.8

mant:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOperatingLeaseObligations us-gaap:BusinessAcquisition

mant:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOperatingLeaseObligations

mant:TapestryTechnologies


Business
Period End2021-06-302021-03-312020-12-31
Value487000.0487000.0457000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOperatingLeaseObligations100.0100.0100.0

mant:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOperationLeaseObligations us-gaap:BusinessAcquisition

mant:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOperationLeaseObligations

mant:H2MGroup


Business
Period End2020-12-31
Value152000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOperationLeaseObligations100.0

mant:MinervaEngineering


Business
Period End2020-12-31
Value562000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOperationLeaseObligations369.7

mant:TapestryTechnologies


Business
Period End2020-12-31
Value453000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOperationLeaseObligations298.0

mant:DeferredTaxAssetLeaseLiability

mant:DeferredTaxAssetLeaseLiability


Deferred
Period End2020-12-312019-12-312018-12-31
Value28340.0
Percentage of DeferredTaxAssetLeaseLiability100.0100.00.0

mant:DeferredTaxLiabilitiesUnbilledReceivables

mant:DeferredTaxLiabilitiesUnbilledReceivables


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
Value2.9465.8788.8161118191410143.569.673
Percentage of DeferredTaxLiabilitiesUnbilledReceivables100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivable


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value171718171411117.3356.4386.2066.2336.6956.7896.2986.157
Percentage of AllowanceForDoubtfulAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BilledContractReceivables

us-gaap:BilledContractReceivables


Billed
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value364318312306357332311292316304301281275281236260249246247240228222233214282266319284309299370395411430420359401429422432401411
Percentage of BilledContractReceivables100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation

mant:H2MGroup


Business
Period End2020-09-30
Value152000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents

mant:H2MGroup


Business
Period End2020-12-312020-09-302020-06-302019-12-312019-09-30
Value29000.029000.029000.029000.015000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents100.0100.0100.0100.0100.0

mant:TapestryTechnologies


Business
Period End2021-06-302021-03-312020-12-31
Value36000.036000.037000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents0.00.0127.6

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther

mant:H2MGroup


Business
Period End2020-12-312020-09-302020-06-302019-12-312019-09-30
Value5000.05000.05000.05000.02000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets

mant:H2MGroup


Business
Period End2020-12-312020-09-302020-06-302019-12-312019-09-30
Value188000.0188000.0188000.0188000.0199000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets100.0100.0100.0100.0100.0

mant:MinervaEngineering


Business
Period End2021-06-302021-03-312020-12-31
Value28000.028000.025000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets0.00.013.3

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables

mant:H2MGroup


Business
Period End2020-12-312020-09-302020-06-302019-12-312019-09-30
Value4.1874.1874.1874.1874.011
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables100.0100.0100.0100.0100.0

mant:KforceGovernmentSolutions


Business
Period End2020-12-312020-09-302020-06-302019-12-312019-09-30
Value1717171717
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables407.7407.7407.7407.7444.7

mant:TapestryTechnologies


Business
Period End2021-06-302021-03-312020-12-31
Value3.9263.9263.614
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables0.00.086.3

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable

mant:H2MGroup


Business
Period End2020-12-312020-09-302020-06-302019-12-312019-09-30
Value1956000.01956000.01956000.01946000.01775000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable100.0100.0100.0100.0100.0

mant:KforceGovernmentSolutions


Business
Period End2020-12-312020-09-302020-06-302019-12-312019-09-30
Value5035000.06895000.06895000.06895000.06887000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable257.4352.5352.5354.3388.0

mant:MinervaEngineering


Business
Period End2021-06-302021-03-312020-12-31
Value1875000.01874000.01870000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable0.00.095.6

mant:TapestryTechnologies


Business
Period End2021-06-302021-03-312020-12-31
Value522000.0522000.0483000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable0.00.024.7

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue

mant:KforceGovernmentSolutions


Business
Period End2020-09-30
Value379000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue100.0

mant:MinervaEngineering


Business
Period End2020-12-31
Value449000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther

mant:H2MGroup


Business
Period End2020-09-302020-06-302019-12-312019-09-30
Value1023000.01023000.01023000.01000000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther100.0100.0100.0100.0

mant:KforceGovernmentSolutions


Business
Period End2020-12-312020-09-302020-06-302019-12-312019-09-30
Value1860000.04421000.04421000.04421000.04421000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther0.0432.2432.2432.2442.1

mant:MinervaEngineering


Business
Period End2021-06-302021-03-312020-12-31
Value591000.0591000.0141000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther0.00.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet

mant:H2MGroup


Business
Period End2020-12-312020-09-302020-06-302019-12-312019-09-30
Value3838383838
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet100.0100.0100.0100.0100.0

mant:KforceGovernmentSolutions


Business
Period End2020-12-312020-09-302020-06-302019-12-312019-09-30
Value114114114114114
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet297.7297.7297.7297.7295.3

mant:MinervaEngineering


Business
Period End2021-06-302021-03-312020-12-31
Value323232
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet0.00.084.6

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther

mant:KforceGovernmentSolutions


Business
Period End2020-12-31
Value379000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment

mant:H2MGroup


Business
Period End2020-12-312020-09-302020-06-302019-12-312019-09-30
Value56000.056000.056000.056000.057000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment100.0100.0100.0100.0100.0

mant:MinervaEngineering


Business
Period End2021-06-302021-03-312020-12-31
Value149000.0149000.0148000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment0.00.0264.3

us-gaap:CapitalizedContractCostNet

us-gaap:CapitalizedContractCostNet


Capitalized
Period End2020-12-312019-12-31
Value6600000.09400000.0
Percentage of CapitalizedContractCostNet100.0100.0

us-gaap:ContractReceivableDueAfterOneYear

us-gaap:ContractReceivableDueAfterOneYear


Contract
Period End2021-06-302021-03-312020-12-312020-09-30
Value5300000.02100000.01900000.01700000.0
Percentage of ContractReceivableDueAfterOneYear100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiability


Contract
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value37404736274343282832332118
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet us-gaap:SubsequentEventType

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet

us-gaap:SubsequentEvent


Debt
Period End2021-07-20
Value3300000.0
Percentage of DebtIssuanceCostsLineOfCreditArrangementsNet100.0

us-gaap:DebtWeightedAverageInterestRate us-gaap:CreditFacility

us-gaap:DebtWeightedAverageInterestRate

us-gaap:RevolvingCreditFacility


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value2.320.04110.03910.02990.03750.01880.007600.00050
Percentage of DebtWeightedAverageInterestRate100.0100.0100.0100.0100.0100.0100.00.0100.00.0

us-gaap:DeferredCompensationLiabilityClassifiedNoncurrent

us-gaap:DeferredCompensationLiabilityClassifiedNoncurrent


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value3432363331273533323130353332343230
Percentage of DeferredCompensationLiabilityClassifiedNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredCompensationPlanAssets

us-gaap:DeferredCompensationPlanAssets


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value4038373432313634343330343433333229
Percentage of DeferredCompensationPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value1981871311191521341048410275
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value5655222230323638473529
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value2253000.02239000.01709000.01252000.0560000.0400000.0441000.0829000.03306000.086000.0
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value23182020272931333228
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts


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
Value4815000.02205000.01681000.01598000.03005000.03429000.03911000.03687000.03402000.03728000.03316000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value1521361141001311118668877159
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
Value25310.0
Percentage of DeferredTaxLiabilitiesLeasingArrangements100.0100.00.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value17138.1687.3032.6574.5543.9315.4420.0
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:DefinedBenefitPlanBenefitObligation

us-gaap:DefinedBenefitPlanBenefitObligation


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value700000.0700000.0800000.01200000.01100000.01100000.01300000.01300000.01400000.01500000.01500000.0
Percentage of DefinedBenefitPlanBenefitObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value1251201231271149897104948289928877878478747064657560715466576854665676657552807178728296786455
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 End2021-06-302021-03-312020-12-312020-09-30
Value1800000.02300000.03000000.03700000.0
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0100.0100.0100.0

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiability


Finance
Period End2020-12-312019-09-30
Value405000.0475000.0
Percentage of FinanceLeaseLiability100.0100.0

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityCurrent


Finance
Period End2020-12-312019-12-31
Value178000.0142000.0
Percentage of FinanceLeaseLiabilityCurrent100.0100.0

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityNoncurrent


Finance
Period End2020-12-312019-12-31
Value227000.0297000.0
Percentage of FinanceLeaseLiabilityNoncurrent100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDue


Finance
Period End2020-12-31
Value443000.0
Percentage of FinanceLeaseLiabilityPaymentsDue100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive


Finance
Period End2020-12-31
Value1000.0
Percentage of FinanceLeaseLiabilityPaymentsDueAfterYearFive100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths


Finance
Period End2020-12-31
Value182000.0
Percentage of FinanceLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive


Finance
Period End2020-12-31
Value12000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearFive100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour


Finance
Period End2020-12-31
Value11000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearFour100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree


Finance
Period End2020-12-31
Value61000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearThree100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo


Finance
Period End2020-12-31
Value176000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearTwo100.0

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount


Finance
Period End2020-12-31
Value38000.0
Percentage of FinanceLeaseLiabilityUndiscountedExcessAmount100.0

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseRightOfUseAsset


Finance
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value375000.0705000.0704000.0641000.0641000.0669000.0610000.0504000.00
Percentage of FinanceLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:FinanceLeaseRightOfUseAssetAccumulatedAmortization

us-gaap:FinanceLeaseRightOfUseAssetAccumulatedAmortization


Finance
Period End2020-12-312019-12-31
Value330000.0206000.0
Percentage of FinanceLeaseRightOfUseAssetAccumulatedAmortization100.0100.0

us-gaap:FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization

us-gaap:FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization


Finance
Period End2021-06-302021-03-312020-12-312019-12-31
Value767000.0767000.0705000.0641000.0
Percentage of FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization100.0100.0100.0100.0

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent


Finance
Period End2020-12-312019-12-31
Value4.05.0
Percentage of FinanceLeaseWeightedAverageDiscountRatePercent100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value29628928327826926325825224624023422822221520820219619118516317416916315815215114614113513813312812311811311110610196918676
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ContractualRights


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-31
Value25224724223723122622121521120520119619018517917216816315813714814414013513113012612211711310910510096928775
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization85.285.585.685.385.986.185.885.585.685.685.785.885.985.885.885.685.685.585.584.085.485.585.685.885.986.486.686.786.882.382.282.282.081.881.778.878.2

us-gaap:SoftwareDevelopment


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value4342404037363636353433323130292928272626252423222120191823
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization14.814.514.414.714.113.914.214.514.414.414.314.214.114.214.114.414.414.414.516.014.614.514.414.214.113.513.313.317.7

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value23232423
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear


Finite
Period End2021-06-302021-03-312020-09-30
Value11186.377
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value14141513
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value15151715
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value17171917
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value19192421
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FiniteLivedIntangibleAssetsGross


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value485484485458458457454455443407406405404405402345342341340320335318317318317301301300298295285284283282280283282278274254252244
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ContractualRights


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-31
Value430430430402402402402402390355355355355355355301301301301282298281281281281266266266266258251251251250249249243
Percentage of FiniteLivedIntangibleAssetsGross88.888.988.787.887.887.988.588.388.287.387.587.788.087.988.387.187.888.288.488.288.988.588.688.688.788.388.388.689.287.588.088.488.688.888.988.188.7

us-gaap:SoftwareDevelopment


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value5453545656555253525150504849464441403937373636363535353434
Percentage of FiniteLivedIntangibleAssetsGross11.211.111.312.212.212.111.511.711.812.712.512.312.012.111.612.912.211.811.611.711.011.511.411.411.311.611.611.411.9

us-gaap:IncomeTaxesReceivable

us-gaap:IncomeTaxesReceivable


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value161421276.58616210.0
Percentage of IncomeTaxesReceivable100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:Investments

us-gaap:Investments


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value1111111111111111111111111111111111111111111010100.143
Percentage of Investments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-31
Value33
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:LettersOfCreditOutstandingAmount us-gaap:CreditFacility, us-gaap:LineOfCreditFacility

us-gaap:LettersOfCreditOutstandingAmount

us-gaap:LetterOfCredit, mant:BankofAmericaSyndicate


Letters
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312013-12-31
Value2.12.16.26.36.35.95.87.77.77.79.61515151515191923191919190.80.2
Percentage of LettersOfCreditOutstandingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LettersOfCreditOutstandingAmount us-gaap:CreditFacility, us-gaap:LineOfCreditFacility, us-gaap:LossContingenciesByNatureOfContingency

us-gaap:LetterOfCredit, mant:BankofAmericaSyndicate, us-gaap:PerformanceGuarantee


Letters
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value1.61.65.75.75.75.75.77.67.60.0149.5151515151515151919
Percentage of LettersOfCreditOutstandingAmount76.276.291.990.590.596.698.398.798.70.299.099.399.399.399.399.378.878.882.399.5

us-gaap:LineOfCredit us-gaap:CreditFacility, us-gaap:LineOfCreditFacility

us-gaap:LineOfCredit

us-gaap:RevolvingCreditFacility, mant:BankofAmericaSyndicate


Line
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value15367.5310.0
Percentage of LineOfCredit100.0100.0100.0100.00.0

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity us-gaap:CreditFacility, us-gaap:LineOfCreditFacility

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

us-gaap:RevolvingCreditFacility, mant:BankofAmericaSyndicate


Line
Period End2021-06-302021-03-312020-12-312020-09-30
Value467476478493
Percentage of LineOfCreditFacilityRemainingBorrowingCapacity100.0100.0100.0100.0

us-gaap:LongTermLineOfCredit

us-gaap:LongTermLineOfCredit


Long
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value30211520115362543967.50.02965310.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermLineOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LongTermLineOfCredit us-gaap:CreditFacility, us-gaap:LineOfCreditFacility

us-gaap:RevolvingCreditFacility, mant:BankofAmericaSyndicate


Long
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value30211520115362543967.50.0296531
Percentage of LongTermLineOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2020-12-312019-12-31
Value4.03.0
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

us-gaap:ForeignCountry


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1.77.95.73.51.3
Percentage of OperatingLossCarryforwards100.0100.0100.0100.0100.0

us-gaap:StateAndLocalJurisdiction


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312013-12-312012-12-31
Value9.512109.96.70.30.4
Percentage of OperatingLossCarryforwards558.8154.4180.7282.9515.40.00.0

us-gaap:PrepaidExpenseCurrent

us-gaap:PrepaidExpenseCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value3530262738272026332123314022
Percentage of PrepaidExpenseCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:RevenueRemainingPerformanceObligation


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
Value24002600280024002200240030003100270027002800280029002300
Percentage of RevenueRemainingPerformanceObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock


Share
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302016-12-312016-09-302016-06-302015-12-312015-09-302014-12-312013-12-31
Value86.0171.1171.1171.1162.6662.6662.6652.8352.8352.8337.937.937.933.8433.8433.8428.9828.9830.6127.65
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value71.6971.6764.4862.5262.2162.4155.3150.4849.7349.8145.1144.8242.742.3531.3631.4331.4131.3930.129.5329.4729.4730.8430.850
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue83.40.090.787.987.50.088.380.679.40.085.484.880.80.082.782.982.90.088.987.387.10.0106.4106.50.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-31
Value1821251313192821208.8468.7761914171614135.5931411146.623.5830.041.891114.7220.4313.6613.7034.4882.6310.4620.950.6260.3590.2810.4681.0961.559.1177.73117
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value1316158.013
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value53.2352.8752.0546.62
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice100.0100.0100.0100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue


Sharebased
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value12.4212.4211.6611.5211.5211.5510.889.449.429.48.777.667.67.556.235.055.035.034.664.624.64.614.744.784.784.784.834.964.974.975.515.747.37
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnbilledReceivablesCurrent

us-gaap:UnbilledReceivablesCurrent


Unbilled
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1121281069410011299828292109921028981
Percentage of UnbilledReceivablesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value119.60.40.20.20.40.60.91.01.12.11.4
Percentage of UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ValuationAllowancesAndReservesBalance us-gaap:ValuationAllowancesAndReservesType

us-gaap:ValuationAllowancesAndReservesBalance

us-gaap:AllowanceForCreditLoss


Valuation
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value18116.2336.1577.5088.473
Percentage of ValuationAllowancesAndReservesBalance100.0100.0100.0100.0100.0100.0

us-gaap:ValuationAllowanceOfDeferredTaxAssets


Valuation
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1.9711.8281.5370.7170.2720.00.0640.1910.00.00.0
Percentage of ValuationAllowancesAndReservesBalance10.715.824.711.63.60.00.00.00.00.00.0

Line plots across dimensions of each concept


us-gaap:CommonStockValue
us-gaap:StatementClassOfStock
(None,)
Common Stock Valueus-gaap: Statement Class Of Stock
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding
us-gaap:StatementClassOfStock
(None,)
Weighted Average Number Of Diluted Shares Outstandingus-gaap: Statement Class Of Stock
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic
us-gaap:StatementClassOfStock
(None,)
Weighted Average Number Of Shares Outstanding Basicus-gaap: Statement Class Of Stock
us-gaap:EarningsPerShareBasic
us-gaap:StatementClassOfStock
(None,)
Earnings Per Share Basicus-gaap: Statement Class Of Stock
us-gaap:EarningsPerShareDiluted
us-gaap:StatementClassOfStock
(None,)
Earnings Per Share Dilutedus-gaap: Statement Class Of Stock
TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic
us-gaap:StatementClassOfStock
(None,)
Net Income Loss Available To Common Stockholders Basicus-gaap: Statement Class Of Stock
us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted
us-gaap:StatementClassOfStock
(None,)
Net Income Loss Available To Common Stockholders Dilutedus-gaap: Statement Class Of Stock
us-gaap:Revenues
mant:ContractorType
(None,)
Revenuesmant: Contractor Type
us-gaap:Revenues
us-gaap:MajorCustomers
(None,)
Revenuesus-gaap: Major Customers
us-gaap:Revenues
us-gaap:ContractWithCustomerBasisOfPricing
(None,)
Revenuesus-gaap: Contract With Customer Basis Of Pricing
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock
(None,)
Stockholders Equityus-gaap: Statement Class Of Stock
us-gaap:Goodwill
us-gaap:BusinessAcquisition
(None,)
Goodwillus-gaap: Business Acquisition
us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
(None,)
Finite Lived Intangible Assets Netus-gaap: Finite Lived Intangible Assets By Major Class
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock
(None,)
Stockholders Equityus-gaap: Statement Class Of Stock
us-gaap:CommonStockValue
us-gaap:StatementClassOfStock
(None,)
Common Stock Valueus-gaap: Statement Class Of Stock