NOC


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

Table of contents



us-gaap:CommonStockValue

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted
us-gaap:ChangeInAccountingEstimateByType

us-gaap:ComprehensiveIncomeNetOfTax
us-gaap:ProductOrService
us-gaap:CostOfGoodsAndServicesSold

us-gaap:GeneralAndAdministrativeExpense

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:InterestAndDebtExpense

us-gaap:NetIncomeLoss
us-gaap:ChangeInAccountingEstimateByType
us-gaap:StatementEquityComponents

us-gaap:OperatingExpenses

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

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:Revenues
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ContractWithCustomerBasisOfPricing
us-gaap:ContractWithCustomerBasisOfPricing, us-gaap:StatementBusinessSegments
us-gaap:MajorCustomers
us-gaap:MajorCustomers, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService
us-gaap:StatementGeographical
us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

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

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:OtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill
us-gaap:StatementBusinessSegments

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherLiabilitiesCurrent

us-gaap:LongTermDebt
us-gaap:DebtInstrument

us-gaap:LongTermDebtNoncurrent

us-gaap:DebtAndCapitalLeaseObligations

us-gaap:LongTermDebtAndCapitalLeaseObligations

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
us-gaap:RetirementPlanType

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:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInInventories

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:ChangeInAccountingEstimateByType
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:PaymentsOfDividendsCommonStock

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

us-gaap:EffectiveIncomeTaxRateContinuingOperations
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

noc:AcceleratedShareRepurchase
us-gaap:LitigationCase
noc:Counterclaim

noc:IncomeTaxReconciliationDeductionsFDII

noc:IncreaseDecreaseinStockDividendPercentage

noc:NetFASnonservicePensionBenefitExpense
us-gaap:ConsolidationItems
noc:NetFASserviceCASpensionadjustment

noc:NondeductibleGoodwillDivestedBusiness

noc:OtherComprehensiveIncomeLossForeignCurrencyTranslationandTranslationAdjustmentandOtherNetofTax

noc:PreTaxGainOnSaleOfBusiness
us-gaap:ContractWithCustomerBasisOfPricing
noc:RevenuefromContractwithCustomerPercentage
us-gaap:ContractWithCustomerBasisOfPricing, us-gaap:StatementBusinessSegments
us-gaap:MajorCustomers
us-gaap:MajorCustomers, us-gaap:StatementBusinessSegments
us-gaap:StatementGeographical
us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

noc:UnallowableStateTaxesAndTransactionsCostsFromDivestiture

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:ConcentrationRiskPercentage1

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod

us-gaap:DeferredIncomeTaxesAndTaxCredits
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanContributionsByEmployer
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanInterestCost
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanServiceCost

us-gaap:DefinedContributionPlanEmployerDiscretionaryContributionAmount

us-gaap:DisposalGroupIncludingDiscontinuedOperationRevenue
us-gaap:StatementEquityComponents
us-gaap:DividendsCommonStock

us-gaap:GainLossOnSaleOfBusiness

us-gaap:IncomeLossFromIndividuallySignificantComponentDisposedOfOrHeldForSaleExcludingDiscontinuedOperationsAttributableToParentBeforeIncomeTax

us-gaap:IncomeTaxReconciliationTaxCreditsResearch

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable

us-gaap:IncreaseDecreaseInContractWithCustomerAsset

us-gaap:IncreaseDecreaseInPensionAndPostretirementObligations

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
noc:ClaimAmount, us-gaap:LitigationCase
us-gaap:LossContingencyDamagesSoughtValue
us-gaap:LitigationCase

us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax

us-gaap:OtherNoncashIncomeExpense

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:ProceedsFromDivestitureOfBusinesses

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:RedemptionPremium

us-gaap:RepaymentsOfLinesOfCredit
us-gaap:SubsequentEventType
us-gaap:RepaymentsOfNotesPayable
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:ShareRepurchaseProgram
us-gaap:StockRepurchasedAndRetiredDuringPeriodShares
us-gaap:StatementEquityComponents
us-gaap:StockRepurchasedAndRetiredDuringPeriodValue
us-gaap:StatementEquityComponents
us-gaap:StockholdersEquityOther
us-gaap:ShareRepurchaseProgram
us-gaap:TreasuryStockAcquiredAverageCostPerShare
us-gaap:ShareRepurchaseProgram
us-gaap:TreasuryStockSharesRetired
us-gaap:ShareRepurchaseProgram
us-gaap:TreasuryStockValueAcquiredParValueMethod

us-gaap:UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions

dei:EntityCommonStockSharesOutstanding

noc:A2021NoteFaceAmount

noc:A2022NoteFaceAmount

noc:AcceleratedShareRepurchaseFinalDeliveryPossibleSettlementShares

noc:AcceleratedShareRepurchaseInitialReceiptMonetary

noc:AcceleratedShareRepurchaseInitialReceiptShares

noc:AcceleratedShareRepurchasePayment

noc:AcceleratedShareRepurchaseSharePrice

noc:ActualPercentReturnOnPlanAssets

noc:AllowanceForExpectedCreditLossesUnbilledReceivables

noc:DeferredTaxAssetLeaseLiabilities

noc:DeferredTaxLiabilitiesPurchaseIntangibles
us-gaap:RetirementPlanType
noc:DefinedBenefitPlanBenefitObligationCashBalanceCreditingRateAssumedforNextFiscalYear
us-gaap:RetirementPlanType
noc:DefinedBenefitPlanBenefitObligationUltimateCashBalanceCreditingRate

noc:DisposalGroupIncludingDiscontinuedOperationContractWithCustomerLiabilityCurrent

noc:DisposalGroupIncludingDiscontinuedOperationEmployeeRelatedLiabilitiesCurrent

noc:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityNoncurrent

noc:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseROUAssets

noc:DisposalGroupIncludingDiscontinuedOperationUnbilledReceivablesNet
us-gaap:AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyType
noc:InternationalandOtherReceivableProgressPaymentsOffset

noc:InventoriedCostsNetOfProgressPayments

noc:LesseeOperatingLeaseLeaseNotyetCommencedValue

noc:PriorServiceCostTaxExpense

noc:RestrictedStockRightsandRestrictedPerformanceStockRightsGrantDateAggregateFairValue

noc:StandbyUnusedLettersOfCreditandbankguarantees

noc:SuretyBondOutstanding

noc:UnbilledContractReceivablenetofprogressandperformancebasedpayments
us-gaap:AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyType

noc:YearlyDiscountRateChangeInBasisPoints

us-gaap:AccountsReceivableGrossCurrent
us-gaap:AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyType

us-gaap:AccrualForEnvironmentalLossContingencies
us-gaap:BalanceSheetLocation

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent

us-gaap:CashSurrenderValueOfLifeInsurance

us-gaap:ContractWithCustomerAssetNetCurrent

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentUnamortizedDiscountPremiumNet

us-gaap:DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible
us-gaap:Range, us-gaap:AwardType
us-gaap:DeferredCompensationCashBasedArrangementsLiabilityCurrent
us-gaap:Range, us-gaap:AwardType
us-gaap:DeferredCompensationCashbasedArrangementsLiabilityCurrentAndNoncurrent

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsInventory

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesTaxDeferredIncome

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanBenefitObligation

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanFundedStatusOfPlan
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation
us-gaap:Range, us-gaap:DefinedBenefitPlanByPlanAssetCategories
us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1
us-gaap:RetirementPlanType
us-gaap:DerivativeAssets
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:DerivativeAssetsLiabilitiesAtFairValueNet
us-gaap:FairValueByMeasurementFrequency
us-gaap:RetirementPlanType
us-gaap:DerivativeLiabilities
us-gaap:RetirementPlanType
us-gaap:DerivativeNotionalAmount

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsPayableCurrent

us-gaap:DisposalGroupIncludingDiscontinuedOperationGoodwill1

us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets

us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities

us-gaap:DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:AwardType
us-gaap:DefinedBenefitPlanByPlanAssetCategories
us-gaap:FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue
us-gaap:AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyType
us-gaap:GovernmentContractReceivableProgessPaymentsOffset

us-gaap:IncomeTaxReceivable

us-gaap:InventoryFinishedGoodsAndWorkInProcessNetOfReserves

us-gaap:InventoryForLongTermContractsOrProgramsGeneralAndAdministrativeCostsIncludedInInventory

us-gaap:InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings

us-gaap:InventoryWorkInProcessNetOfReserves

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
us-gaap:DebtInstrument
us-gaap:LineOfCredit
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:DebtInstrument

us-gaap:LongTermDebtFairValue

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LossContingencyRangeOfPossibleLossPortionNotAccrued

us-gaap:MarketableSecurities
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLossCarryforwards

us-gaap:OperatingLossCarryforwardsValuationAllowance

us-gaap:OtherInventoryNetOfReserves

us-gaap:OtherLongTermDebt
us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities

us-gaap:ProgressPaymentsNettedAgainstInventoryForLongTermContractsOrPrograms

us-gaap:RecordedThirdPartyEnvironmentalRecoveriesAmount
us-gaap:BalanceSheetLocation

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
us-gaap:ShareRepurchaseProgram
us-gaap:StockRepurchaseProgramAuthorizedAmount1
us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType
us-gaap:ShareRepurchaseProgram
us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType
us-gaap:StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased

us-gaap:TaxCreditCarryforwardAmount

us-gaap:TaxCreditCarryforwardValuationAllowance
us-gaap:AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyType
us-gaap:UnbilledContractsReceivable

us-gaap:UnbilledReceivablesCurrent

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

Plots across concepts


IncomeStatement
Other Comprehensive Income Loss Net Of Tax
Expenses
Other Nonoperating Income Expense
Balance Sheet
Intangible Assets Net Excluding Goodwill
Assets
Inventory Net
Current Assets
Other Assets Current
NonCurrent Assets
Deferred Income Tax Assets Net
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Operating Lease Liability
Current Liabilities
Long Term Debt Current
Noncurrent Liabilities
Deferred Income Tax Liabilities Net
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
Per Share
Common Stock Dividends Per Share Declared
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Increase Decrease In Prepaid Deferred Expense And Other Assets
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Common Stock Shares Issued
DividendsAndRepurchase
Payments For Repurchase Of Common Stock
OperatingLeaseLiability
Operating Lease Liability Current
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Net
InventoryNet
Inventory Work In Process Net Of Reserves
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:CommonStockValue ▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▃▃▄▄▄▄▅▅▅▆▆▆▆▇▇██160.0161.0167.0167.0167.0167.0168.0169.0169.0170.0171.0174.0174.0174.0174.0174.0174.0175.0175.0177.0179.0181.0181.0183.0188.0195.0199.0203.0209.0215.0218.0224.0231.0235.0239.0246.0248.0252.0254.0266.0278.0293.0291.0NANANA307.0NANANA
us-gaap:CommonStockSharesIssued ▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▃▃▄▄▄▄▅▅▅▆▆▆▆▇▇██160.38411160.960496166.717179166.71551166.708207167.099297167.848424168.701653169.305793169.87375170.607336173.7274174.25425174.382256174.085619174.077667174.150501174.675878175.068263176.784423178.956974180.828855181.303083182.822662188.381212195.111898198.93024203.176629209.127586215.007156217.59923223.775721230.801552235.102831239.209812245.691965248.03941252.21122253.889622265.54083277.981571292.599308290.956752NANANA306.865201NANANA
us-gaap:CommonStockSharesOutstanding ▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▃▃▄▄▄▄▅▅▅▆▆▆▆▇▇██160.38411160.960496166.717179166.71551166.708207167.099297167.848424168.701653169.305793169.87375170.607336173.7274174.25425174.382256174.085619174.077667174.150501174.675878175.068263176.784423178.956974180.828855181.303083182.822622188.381212195.111898198.93024203.176629209.127586215.007156217.59923223.775721230.801552235.102831239.209812245.691965248.03941252.21122253.889622265.54083277.981571292.599308290.956752NANANA306.865201NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▃▃▃▄▄▄▄▅▅▅▅▆▆▆▇▇█████161.5163.5167.4167.3167.3168.4168.4169.9170.3170.7172.6174.9175.4175.4175.5175.3175.5176.1177.6179.6181.5183.4184.2187.9193.7200.5204.2209.2215.2220.4225.2232.6237.5241.0248.9252.1254.7258.0262.7279.3287.2296.9296.9297.6303.8306.1NANANANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic ▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▃▃▃▄▄▄▄▅▅▅▅▅▆▆▇▇▇▇███161.0163.1166.8166.8166.9167.7168.4169.1169.7170.0171.8174.1174.5174.3174.2174.2174.5174.8176.0178.1180.1181.3182.1185.8191.8197.7200.8206.2212.4216.3220.5228.2234.0236.4243.4247.2250.8253.1258.2274.9282.6291.8291.8293.5299.6302.5NANANANA
us-gaap:EarningsPerShareBasic ▅█▃▅▅▄▁▅▄▄▃▅▄▄▃▄▃▄▃▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃6.4413.461.985.916.025.18-2.435.525.075.082.076.573.954.241.023.73.163.662.983.382.873.072.522.782.772.452.522.292.412.682.172.182.092.072.191.861.912.02.121.891.841.821.291.692.371.551.321.551.221.19
us-gaap:EarningsPerShareDiluted ▅█▃▅▅▄▁▄▄▄▃▅▄▄▃▄▃▄▃▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃6.4213.431.975.896.015.15-2.435.495.065.062.066.543.934.211.013.683.153.632.963.352.853.032.492.752.742.412.482.262.372.632.122.142.052.032.141.821.881.962.091.861.811.791.271.672.341.531.311.531.211.17
 us-gaap:EarningsPerShareDiluted us-gaap:ChangeInAccountingEstimateByType us-gaap:ContractsAccountedForUnderPercentageOfCompletion▇█▄▅▄▅▂▅▆▅▇▆▅▄▁▃▃▃▃▄▄▄▃▃▄▅▃▅▄▅▂▆0.760.920.51000000000000020.580.530.580.270.580.730.640.76999999999999980.670.640.520.170000000000000150.380.360.430.39000000000000010.440.490.460.419999999999999930.390.540.610.36000000000000010.60.50.580.28999999999999980.66NANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
 COGS Ratio us-gaap:ProductOrService us-gaap:Product▇▇█▆▆▅▅▅▄▄▄▄▂▁▁▁7193.07022.07690.06667.06482.06176.06247.05997.05880.05728.05776.05614.04790.04289.04147.04183.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService us-gaap:Service▁▃▇▆▆▇▇▇█▇▆▇▅▇▆▆1958.02135.02522.02416.02402.02444.02474.02478.02576.02461.02380.02471.02329.02446.02405.02386.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,noc:AeronauticsSystems▃▃█▃▃▂▂▁▁▂2913.02990.03487.02914.02925.02843.02807.02770.02721.02818.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,noc:DefenseSystems▁▃█▇▇▇▇██▆1427.01562.01917.01859.01886.01881.01880.01931.01916.01768.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,noc:MissionSystems▃▃▄▃▂▁█▆▇▅▇▆▅▅▆▅▄▄▇▄▄▄▃▄▃▄2588.02589.02736.02551.02446.02347.03220.03029.03128.02886.03041.02911.02874.02883.02975.02836.02781.02739.03080.02698.02690.02693.02612.02723.02628.02711.0NANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,noc:SpaceSystems█▆▇▄▃▂▂▂▁▁2748.02521.02550.02198.02048.01948.01951.01885.01788.01801.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
 TTM Greenblatt ROC _ _▂█▃▂▂▂▃▂▂▂▂▃▂▂▁▂▂▂▂▂▂▁▁▂▂▁▁▁▂▂▁▂▂▁▂▁▁▂▂▂▂▂▂▂▁▁▁1044.02822.01152.0985.0994.0934.01136.0951.0946.0936.0943.01178.0823.0854.0767.0845.0855.0832.0831.0826.0797.0739.0689.0794.0813.0780.0762.0769.0820.0845.0768.0790.0806.0759.0824.0736.0774.0796.0799.0825.0841.0811.0788.0801.0716.0765.0631.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:ComprehensiveIncomeNetOfTax ▆█▅▆▆▆▄▆▆▆▅▆▆▆▅▆▅▆▄▅▅▅▅▅▅▅▁▅▅▅█▅▅▅▃▅▅▅▃▅▅▅▅▅▆▅1036.02192.0323.0982.01004.0849.0-419.0921.0845.0856.0336.01225.0772.0822.0703.0744.0651.0745.017.0696.0609.0652.0238.0598.0640.0550.0-1972.0481.0546.0642.02037.0589.0576.0553.0-920.0520.0519.0562.0-766.0517.0534.0576.0549.0554.0726.0481.0NANANANA
 us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService us-gaap:Product▇▇█▆▆▅▅▅▄▄▄▃▂▁▁▁5620.05690.06134.05346.05127.04952.04720.04777.04661.04517.04597.04229.03698.03269.03318.03189.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService us-gaap:Service▁▄▇▆▆▇▆▇█▇▆▆▆▆▆▆1488.01727.01988.01897.01931.01946.01895.01971.02065.01976.01890.01861.01865.01907.01939.01864.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:GeneralAndAdministrativeExpense ▅▄▅▄▄▃▅▃▃▃▃▄▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▃▁▁▁▂▁▁▁█▁▂▂999.0898.0938.0855.0832.0788.0970.0776.0784.0760.0744.0817.0739.0711.0646.0666.0666.0677.0646.0662.0620.0656.0627.0663.0641.0635.0693.0580.0590.0542.0561.0555.0582.0558.0737.0572.0580.0561.0637.0589.0556.0568.01259.0574.0621.0624.0NANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▅█▃▄▄▄▁▄▄▄▄▅▄▄▃▄▄▄▄▄▄▃▃▄▄▃▃▃▄▄▃▄▄1302.03016.0305.01167.01203.01053.0-569.01055.01028.01034.0785.01237.0849.0871.0684.0785.0807.0773.0748.0769.0730.0676.0621.0729.0736.0704.0701.0694.0756.0786.0707.0720.0724.0NANANANANANANANANANANANANANANANANA
us-gaap:IncomeTaxExpenseBenefit ▄█▂▃▄▃▁▃▃▃▃▃▃▃▆▃▄▃▄▃▄▃▃▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▂▄265.0821.0-25.0181.0198.0185.0-160.0122.0167.0171.0128.093.0160.0132.0506.0140.0255.0133.0223.0167.0213.0120.0162.0213.0205.0220.0195.0221.0245.0207.0229.0223.0236.0223.0254.0236.0247.0250.0232.0235.0268.0262.0199.0224.0-65.0199.0NANANANA
us-gaap:InterestAndDebtExpense ▆████▆▆▆▇▇▇▆▇▇▆▂▃▂▃▂▂▃▂▂▂▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▂▂▂▃136.0155.0160.0154.0154.0125.0130.0123.0137.0138.0142.0133.0144.0143.0136.073.076.075.077.074.074.076.075.075.075.076.074.069.070.069.074.070.060.053.054.053.052.053.053.057.053.058.075.064.065.077.0NANANANA
us-gaap:NetIncomeLoss ▅█▃▅▅▄▁▅▄▄▃▅▄▄▃▄▄▄▄▄▃▄▃▃▄▃▃▃▃▄▃▃▃▃▄▃▃▃▄▃▃▄▃▃▄▃▃▃▃▃1037.02195.0330.0986.01005.0868.0-409.0933.0861.0863.0356.01144.0689.0739.0178.0645.0552.0640.0525.0602.0517.0556.0459.0516.0531.0484.0506.0473.0511.0579.0478.0497.0488.0489.0533.0459.0480.0506.0548.0520.0520.0530.0376.0497.0711.0469.0413.0490.0394.0389.0
us-gaap:OperatingExpenses ▁█8107.08315.0NANA7890.07686.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingIncomeLoss ▂█▃▂▂▂▃▂▂▂▂▃▂▂▁▂▂▂▂▂▂▁▁▂▂▂▁▁▂▂▁▂▂▁▂▁▂▂▂▂▂▂▂▂▁▁▁▁▁▁1044.02822.01152.0985.0994.0934.01136.0951.0946.0936.0943.01178.0823.0854.0767.0845.0855.0832.0831.0826.0797.0739.0689.0794.0813.0780.0762.0769.0820.0845.0768.0790.0806.0759.0824.0736.0774.0796.0799.0825.0841.0811.0788.0801.0716.0765.0631.0619.0614.0619.0
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▅▅▅▅▅▅▅▅▅▅▅▅▅▅▆▅▅▅▄▅▅▅▅▅▅▅▁▅▅▅█▅▅▅▃▅▅▅▃▅-1.0-3.0-7.0-4.0-1.0-19.0-10.0-12.0-16.0-7.0-321.081.083.083.0525.099.099.0105.0-508.094.092.096.0-221.082.0109.066.0-2478.08.035.063.01559.092.088.064.0-1453.061.039.056.0-1314.0-3.0NANANANANANANANANANA
 us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedOtherComprehensiveIncome▅▅▅▅▅▅▅▅▅▅▅▅▅▅▆▅▅▅▄▅▅▅▅▅▅▅▁▅▅▅█▅▅▅▃▅▅▅▃-1.0-3.0-7.0-4.0-1.0-19.0-10.0-12.0-16.0-7.0-321.0-18.0-18.083.0525.099.099.0105.0-508.094.092.096.0-221.082.0109.066.0-2478.08.035.063.01559.092.088.064.0-1453.061.039.056.0-1314.0NANANANANANANANANANANA
us-gaap:OtherNonoperatingIncomeExpense ▆▃█▆█▁▆▆▆▇▄█▇▇█▅▆▅▄▅▅▅▅▅▄▄▅▄▅▅▅▄▃▅▅▅▅▅▇▄▄▅▆▅▄▅27.0-18.056.034.060.0-58.025.027.019.036.0-12.057.045.040.053.013.028.016.0-6.017.07.013.07.010.0-2.00.013.0-6.06.010.013.00.0-22.06.017.012.05.013.036.0-13.00.05.027.013.0-10.07.0NANANANA
us-gaap:Revenues ▆▆█▆▆▆▆▅▅▅▅▅▃▃▂▂▂▂▂▂▁▁▁▁▁▁▂▁▂▁▂▂▂▂▂▂▂▂▂▂▂▃▆▆▆▆▆▅▅▄9151.09157.010212.09083.08884.08620.08721.08475.08456.08189.08156.08085.07119.06735.06552.06569.06473.06410.06397.06155.06000.05956.05694.05979.05896.05957.06108.05984.06039.05848.06157.06106.06294.06104.06476.06270.06274.06198.06506.06612.06560.06734.08607.08714.08826.08610.08925.08350.08545.07935.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:Assets ▇▇███▇▇▇▆▆▆▆▆▅▅▂▂▁▂▁▁▁▁▁▁▁▂▁▁▂▂▂▂▂▂▁▁▁▁▁▁▂▄42142.041423.044469.044772.043475.043203.041089.040553.039584.039751.037653.037943.037378.034795.034917.026513.025813.025413.025614.024100.024081.023933.024454.023966.024552.025266.026572.025043.025351.025535.026381.027405.027508.025914.026543.025262.025226.025053.025411.025100.025377.026790.031421.0NANANA30252.0NANANA
us-gaap:Liabilities ▇▇████▇▇▇▇▆▆▆▆▆▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▃▃▂▂▁▁▁▂▁▁▁▃30970.030898.033890.034305.033763.034141.032270.030822.030370.031012.029466.028840.029151.027115.027869.020020.019894.019855.020355.018333.018400.018312.018932.018269.018381.018518.019337.015150.015083.014966.015761.018049.017950.016445.017029.014315.014511.014512.015075.013149.013228.014113.017864.0NANANA17565.0NANANA
us-gaap:LiabilitiesAndStockholdersEquity ▇▇███▇▇▇▆▆▆▆▆▅▅▂▂▁▂▁▁▁▁▁▁▁▂▁▁▂▂▂▂▂▂▁▁▁▁▁▁▂▄42142.041423.044469.044772.043475.043203.041089.040553.039584.039751.037653.037943.037378.034795.034917.026513.025813.025413.025614.024100.024081.023933.024454.023966.024552.025266.026572.025043.025351.025535.026381.027405.027508.025914.026543.025262.025226.025053.025411.025100.025377.026790.031421.0NANANA30252.0NANANA
us-gaap:StockholdersEquity ▆▅▅▅▅▄▄▅▄▄▃▄▄▃▃▂▂▁▁▁▁▁▁▁▂▂▃▅▅▅▆▄▅▅▅▆▆▅▅▇▇▇██▇▇▇11172.010525.010579.010467.09712.09062.08819.09731.09214.08739.08187.09103.08227.07680.07048.06493.05919.05558.05259.05767.05681.05621.05522.05697.06171.06748.07235.09893.010268.010569.010620.09356.09558.09469.09514.010947.010715.010541.010336.011951.012149.012677.013557.013194.012903.012640.012687.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:AssetsCurrent ▆▅▇▇▆▆▄▄▄▄▄▄▄██▂▂▂▂▁▁▁▁▁▁▂▃▃▃▃▃▄▄▂▃▂▂▂▂▂▂▃▄12762.012253.015344.014552.013179.013128.010685.010836.010159.010443.09680.010132.09722.016157.016349.07599.06864.06568.06856.05771.05781.05706.06334.05951.06460.07143.08184.08122.08390.08604.09488.09591.09564.07846.08392.07902.07700.07360.07746.07686.07814.09071.09904.0NANANA8635.0NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▃▃▄▄▃▃▂▁▁▁▂▁▂▇█▂▁▁▂▁▁▁▂▁▂▂▃▃▃▃▄▄▄▃▃▃▃▂▃▂▂▃▃▂▂▂▃3941.03517.04907.04995.04178.03278.02245.01127.01088.0755.01579.01228.01539.010369.011225.01878.01383.01403.02541.01103.01139.01277.02319.01292.01907.02646.03863.03402.03476.03885.05150.04944.04904.03183.03862.03525.03148.02682.03002.02946.02810.04019.03701.02528.02044.01961.03275.0NANANA
us-gaap:AccountsReceivableNetCurrent ▆▅▄▇▇█▃█▆█▃▅▆▂▁1910.01710.01501.01958.01989.02136.01326.02111.01832.02166.01448.01702.01815.01241.01054.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InventoryNet NANA759.0NANA785.0783.0810.0810.0778.0654.0719.0690.0435.0780.01007.01039.0933.0816.0797.0973.0898.0807.0856.0NANA742.0NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsCurrent ▄▄█▆▄▆▆▆▅▆▆▅▂▂▂▂▁▁▁▁▁▁▂▁▁▁▂▂▂▁▂▂▂▁▂▁▁▁▃▁▁▁▂630.0647.01402.01023.0720.01011.0997.01011.0772.0959.0973.0883.0406.0243.0368.0300.0162.0160.0200.0212.0186.0185.0367.0199.0160.0177.0369.0290.0339.0165.0350.0264.0240.0159.0300.0217.0225.0177.0411.0135.0163.0213.0251.0NANANA272.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:PropertyPlantAndEquipmentGross NANA13406.0NANANA12762.0NANANA11741.0NANANA9291.0NANANA8419.0NANANA7913.0NANANA7602.0NANANA7143.0NANANA7033.0NANANA6980.0NANANA9764.0NANANA9084.0NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:BuildingAndBuildingImprovementsNANA2762.0NANANA2575.0NANANA2139.0NANANA1834.0NANANA1798.0NANANA1618.0NANANA1589.0NANANA1450.0NANANA1421.0NANANA1433.0NANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LandAndLandImprovementsNANA628.0NANANA619.0NANANA636.0NANANA420.0NANANA415.0NANANA381.0NANANA373.0NANANA373.0NANANA373.0NANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LeaseholdImprovementsNANA2208.0NANANA1965.0NANANA1745.0NANANA1395.0NANANA1056.0NANANA898.0NANANA811.0NANANA659.0NANANA593.0NANANA585.0NANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:MachineryAndEquipmentNANA7206.0NANANA6997.0NANANA6618.0NANANA5105.0NANANA4711.0NANANA4610.0NANANA4401.0NANANA4243.0NANANA4233.0NANANA4143.0NANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:SoftwareAndSoftwareDevelopmentCostsNANA602.0NANANA606.0NANANA603.0NANANA537.0NANANA439.0NANANA406.0NANANA428.0NANANA418.0NANANA413.0NANANA444.0NANANANANANANANANANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment ██▇▇▇▆▆▆▆▅▅▅▄▄▄▄▄▄▄▄▄▄▄▄▃▃▃▃▃▃▂▂▂▂▂▂▂▂▁▁▁▁▃6640.06471.06335.06259.06103.05952.05850.05709.05628.05493.05369.05307.05187.05119.05066.04994.04965.04904.04831.04945.04927.04877.04849.04804.04728.04648.04611.04540.04471.04401.04337.04305.04283.04215.04146.04164.04094.04018.03933.03897.03864.03781.04722.0NANANA4216.0NANANA
us-gaap:PropertyPlantAndEquipmentNet ███████▇▇▇▇▆▆▃▃▃▃▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▅7164.07093.07071.07187.07063.06956.06912.06611.06522.06420.06372.06025.05864.04285.04225.03925.03802.03656.03588.03334.03299.03230.03064.03005.03005.02989.02991.02845.02818.02793.02806.02763.02783.02829.02887.02895.02935.02993.03047.03010.03028.03046.05042.0NANANA4868.0NANANA
us-gaap:Goodwill ▇▇▇██████████▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂17518.017518.017518.018711.018707.018698.018708.018707.018708.018698.018672.018642.018747.012455.012455.012456.012453.012454.012450.012464.012463.012462.012460.012458.012464.012464.012466.012463.012468.012468.012438.012438.012437.012437.012431.012373.012344.012374.012374.012376.012376.012376.013517.0NANANA13517.0NANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▁▁▂▂▃▄▄▅▆▆▇█▇680.0732.0783.0844.0909.0974.01040.01123.01206.01289.01372.01460.01329.0NA52.0NANANANANANANANANANANANANANANANANANANANANANANA155.0164.0174.0183.0779.0NANANA873.0NANANA
us-gaap:FiniteLivedIntangibleAssetsNet NANA783.0NANANA1040.0NANANA1372.01460.01329.0NA52.0NANANA61.0NANANA77.0NANANA101.0NANANA104.0NANANA137.0NANANANANANANANANANANANANANANA
us-gaap:DeferredTaxAssetsLiabilitiesNet NANA311.0NANANA508.0NANANANANANANA475.0NANANA1462.0NANANA1409.0NANANA2026.0NANANA814.0NANANA2116.0NANANA1396.0NANANA1322.0NANANA1534.0NANANA
us-gaap:OperatingLeaseRightOfUseAsset ████████▇▇▁1575.01552.01533.01479.01528.01469.01511.01511.01278.01283.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁█▁▁▁▁2010.01964.01909.01811.01743.01623.01725.01682.01626.01534.01463.01615.01537.01424.01413.01333.01309.01319.01258.01292.01163.01152.01187.01200.01240.01277.01309.01484.01495.01471.01440.01339.01295.01292.01291.01412.01409.01431.014618.01022.01086.01090.01117.0NANANA1049.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:AccountsPayableCurrent ▆▆▅█▇▇█▇▆▆█▆▅▂▄▃▂▂▄▂▂▁▂▁▁▁▂▁▁▁▁▁▁▁▂▁▁▁▃▂▂▂▅2001.01895.01806.02197.02006.02071.02226.02021.01962.01932.02182.01939.01824.01395.01661.01507.01385.01374.01554.01325.01272.01204.01282.01194.01246.01248.01305.01193.01178.01229.01229.01221.01195.01225.01392.01194.01191.01226.01481.01338.01259.01347.01846.0NANANA1921.0NANANA
us-gaap:ContractWithCustomerLiabilityCurrent █▆█▄▃▁▄2526.02393.02517.02235.02179.02027.02237.0NANANA1917.01686.0NANA1761.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent ▆▆▇█▇█▇▆▅▆▅▅▅▃▄▃▃▁▂▁▁▁▂▁▁▁▂▂▂▁▂▂▂▂▂▂▂▂▃▂▂▃▆8591.08367.09580.010109.09727.010177.09434.08416.08155.08821.08274.08039.07833.06415.06965.06300.06186.05168.05630.05106.05099.04955.05457.05133.05154.05284.05892.05511.05414.05271.05815.05762.05639.05555.06056.05690.05608.05594.06135.05721.05795.06161.08386.0NANANA6985.0NANANA
us-gaap:LongTermDebtCurrent ▁▁▄███▅▁▃▃▃▃▄▄▄6.042.0742.01806.01803.01790.01109.045.0545.0523.0517.0517.0744.0868.0867.0NANANA12.0NANANA110.0NANANA3.0NANANA2.0NANANA5.0NANANA5.0NANANANANANANANANANANA
us-gaap:OperatingLeaseLiabilityCurrent NANA263.0NANANA261.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesCurrent ▃▄▅▆▇█▅▄▄▆▄▄▄▃▃▃▃▁▁▁▁▁▁▁▁▂▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃2318.02537.03002.03830.03928.04607.03106.02524.02723.03516.02499.02769.02847.02337.02305.02194.02248.01367.01263.01218.01332.01271.01443.01432.01441.01543.01433.01483.01494.01498.01695.01785.01641.01591.01732.01622.01571.01677.01668.01524.01612.01932.02331.0NANANA1726.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:LongTermDebt NANA15003.0NANANA13879.0NANANA14400.0NANANA15266.0NANANA7070.0NANANA6526.0NANANA5928.0NANANA5930.0NANANA3924.0NANANA3929.0NANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument noc:TwoThousandFiftyNANA1000.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument noc:TwoThousandFortyNANA800.0NANANA300.0NANANA300.0NANANA300.0NANANA300.0NANANA300.0NANANA300.0NANANA300.0NANANA300.0NANANA300.0NANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument noc:TwoThousandFortySevenNANA2250.0NANANA2250.0NANANA2250.0NANANA2250.0NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument noc:TwoThousandFortyThreeNANA950.0NANANA950.0NANANA950.0NANANA950.0NANANA950.0NANANA950.0NANANA950.0NANANA950.0NANANA0.0NANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument noc:TwoThousandThirtyNANA750.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument noc:TwoThousandTwentyEightNANA2000.0NANANA2000.0NANANA2000.0NANANA2000.0NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument noc:TwoThousandTwentyFiveNANA1500.0NANANA1500.0NANANA1500.0NANANA1500.0NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument noc:TwoThousandTwentySevenNANA750.0NANANA750.0NANANA750.0NANANA750.0NANANA750.0NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument noc:TwoThousandTwentyThreeNANA1050.0NANANA1050.0NANANA1050.0NANANA1050.0NANANA1050.0NANANA1050.0NANANA1050.0NANANA1050.0NANANA0.0NANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument noc:TwoThousandTwentyTwoNANA1500.0NANANA1500.0NANANA1500.0NANANA1500.0NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LongTermDebtNoncurrent ▁▁████▁12764.012764.014261.014260.014259.014299.012770.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DebtAndCapitalLeaseObligations NANA15003.016100.00000000000216100.016100.013879.013900.014400.014400.014400.014400.015100.015300.015266.07100.07100.07100.07070.0NANANA6526.0NANANA5928.0NANANA5930.0NANANA3935.0NANANANANANANANANANANANANANANA
us-gaap:LongTermDebtAndCapitalLeaseObligations NANA14261.0NANANA12770.013826.013838.013863.013883.013889.014387.014392.014399.06227.06219.07060.07058.06387.06387.06387.06416.06417.06417.06418.05925.05926.05927.05927.05928.05928.05929.03937.03930.03931.03932.03933.03935.03936.03937.03939.04045.0NANANA4191.0NANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet NANANA39.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent ▆▇▇▇▇██▆▆▆▆▅▆▅▆▇███▆▇▇▇▆▆▆▇▁▁▁▂▅▆▆▇▃▃▃▃▁▁▂▃5942.06217.06498.06389.06582.06779.06979.05431.05535.05646.05755.05394.05755.05362.05511.06579.06666.06746.06818.06009.06061.06117.06172.05778.05871.05962.06555.02775.02820.02874.02954.05374.05426.06025.06085.03754.04067.04080.04079.02591.02597.03097.04116.0NANANA4874.0NANANA
us-gaap:OtherLiabilitiesNoncurrent ████▆▅▆▅▅▄▄▄▃▂▂▁▁▁▁▁▁▁▁▂▂▁▂▂▁▁▂▂▂▂▂▂▁▁▁▁▁▁▃2284.02196.02208.02216.01862.01606.01779.01734.01621.01451.01446.01518.01176.0946.0994.0914.0823.0881.0849.0831.0853.0853.0887.0941.0939.0854.0965.0938.0922.0894.01064.0985.0956.0928.0958.0940.0904.0905.0926.0901.0899.0916.01317.0NANANA1515.0NANANA
us-gaap:OperatingLeaseLiabilityNoncurrent █████▇██▆▇▁1389.01354.01343.01292.01333.01280.01308.01304.01081.01098.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA267.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA228.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA185.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA142.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA902.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:StockholdersEquity ▆▅▅▅▅▄▄▅▄▄▃▄▄▃▃▂▂▁▁▁▁▁▁▁▂▂▃▅▅▅▆▄▅▅▅▆▆▅▅▇▇▇██▇▇▇11172.010525.010579.010467.09712.09062.08819.09731.09214.08739.08187.09103.08227.07680.07048.06493.05919.05558.05259.05767.05681.05621.05522.05697.06171.06748.07235.09893.010268.010569.010620.09356.09558.09469.09514.010947.010715.010541.010336.011951.012149.012677.013557.013194.012903.012640.012687.0NANANA
us-gaap:CommonStockValue ▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▃▃▄▄▄▄▅▅▅▆▆▆▆▇▇██160.0161.0167.0167.0167.0167.0168.0169.0169.0170.0171.0174.0174.0174.0174.0174.0174.0175.0175.0177.0179.0181.0181.0183.0188.0195.0199.0203.0209.0215.0218.0224.0231.0235.0239.0246.0248.0252.0254.0266.0278.0293.0291.0NANANA307.0NANANA
us-gaap:AdditionalPaidInCapitalCommonStock NA8.058.027.010.00.00.00.00.00.00.00.00.00.044.016.00.00.00.00.00.00.00.00.00.00.00.00.00.0292.0848.01479.02124.02461.02924.03296.03443.03646.03873.04460.05026.05934.07778.0NANANA8657.0NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▄▄▄▄▃▂▂▃▂▂▁█▇▇▅▅▄▄▄▄▄▄▄▄▄▅▆▆▆▆▆▆▅▅▄▄▄▃▃▂▂▂▁11144.010487.010482.010394.09652.09011.08748.09649.09120.08628.08068.014464.013669.013205.011548.011546.011087.010824.010630.010628.010634.010664.010661.010613.011164.011843.012392.012568.012945.012983.012538.012196.011838.011496.011138.010739.010419.010077.09699.09401.09018.08637.08245.0NANANA6737.0NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ███████████▁▁▁▂▂▁▁▁▂▂▂▁▂▂▂▁▄▄▄▄▂▂▂▂▄▄▄▄▅▅▅▅-132.0-131.0-128.0-121.0-117.0-116.0-97.0-87.0-75.0-59.0-52.0-5535.0-5616.0-5699.0-4718.0-5243.0-5342.0-5441.0-5546.0-5038.0-5132.0-5224.0-5320.0-5099.0-5181.0-5290.0-5356.0-2878.0-2886.0-2921.0-2984.0-4543.0-4635.0-4723.0-4787.0-3334.0-3395.0-3434.0-3490.0-2176.0-2173.0-2187.0-2757.0NANANA-3014.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▅▃▆▆█▁█▅▆▁█▅▅▃▆▅▄▂▆▅▄▃▆▄▄▂▆▅▄▂▅▅▄▃▅▅▅▃▆▅▃▃▆▅▄▂1028.0-66.01602.01359.02337.0-993.02464.01139.01607.0-913.02377.0812.0875.0-237.01607.0938.0507.0-439.01531.0738.0604.0-60.01633.0557.0626.0-654.01490.0933.0572.0-402.01204.0950.0328.01.01057.0812.0876.0-105.01321.0948.0-34.0-120.01387.0978.0619.0-531.0NANANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▆█▆▆▆▆▆▆▆▆▆▆▁▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▇▆▆▆▆-174.03196.0-383.0-289.0-269.0-270.0-422.0-250.0-255.0-280.0-458.0-261.0-7852.0-307.0-260.0-203.0-212.0-214.0-200.0-136.0-171.0-298.0-133.0-64.0-119.0-115.0-288.0-109.0-116.0-132.0-177.0-87.0-44.0-38.0-145.0-101.0-7.0169.0-409.0-101.0-91.01281.0-380.0-163.0-83.0-135.0NANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▃▁▃▃▃▅▃▃▃▄▃▃▂▃█▃▃▃▄▃▃▃▃▃▃▃▃▃▃▃▃▃▄▃▃▃▃▃▃▃▃▃▄▃▃▃-430.0-4520.0-1307.0-253.0-1168.02296.0-924.0-850.0-1112.0462.0-1568.0-862.0-1853.0-312.08000.0-240.0-315.0-485.0107.0-638.0-571.0-684.0-473.0-1108.0-1246.0-448.0-741.0-898.0-865.0-731.0-821.0-823.01437.0-642.0-575.0-334.0-403.0-384.0-856.0-711.0-1084.0-843.0166.0-331.0-453.0-648.0NANANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▆▁▅▇▇██▅▆▃424.0-1390.0-88.0817.0900.01033.01118.039.0240.0-731.0NANANA-856.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:DepreciationDepletionAndAmortization ▇▇█▇▇▇▆▆▅▅▆▅▃▂▃▁▁▁▂▁▁▁▂▁▂▁▂▁▁▁▂▂▁▁▂▂▂▂300.0294.0345.0317.0308.0297.0281.0258.0245.0234.0266.0253.0159.0122.0153.0111.0107.0104.0134.0113.0106.0103.0138.0113.0117.099.0140.0105.0108.0109.0150.0120.0115.0110.0139.0128.0123.0120.0NANANANANANANANANANANANA
us-gaap:IncreaseDecreaseInAccountsReceivable ▅▆▃▄▄█▁▆▃█▃▄▄▅▃▅▅█▃▅▅▇▃▅▅▆▃▄▅▇▃▄▅▅▄▄▄▆▃▄▄▆▅▄▄█200.0253.0-347.0-31.0-147.0810.0-785.0279.0-334.0718.0-254.0-93.0-42.0187.0-438.0134.0208.0773.0-369.0183.0133.0514.0-433.0119.019.0325.0-426.0-46.046.0531.0-318.0-121.073.0195.0-117.0-148.0-92.0267.0-370.0-144.0-81.0245.0106.0-31.0-124.0713.0NANANANA
us-gaap:IncreaseDecreaseInInventories ▅▇▃▅▆▅▅▅▅▇▄▅▆▆▁▄▇▇▅▂▆▆▄▅▆▆▆▄▄▆▃▆▂▇█▄▃▄▅▅▅▄▅▅▄▆3.0101.0-88.021.047.02.0-21.00.032.0124.0-65.029.036.037.0-227.0-32.0106.0117.029.0-184.081.089.0-50.013.041.076.067.0-76.0-33.066.0-91.052.0-187.0125.0178.0-81.0-83.0-60.024.0-16.024.0-30.015.023.0-64.087.0NANANANA
us-gaap:NetCashProvidedByUsedInOperatingActivities ▅▃▆▆█▁█▅▆▁█▅▅▃▆▅▄▂▆▅▄▃▆▄▄▂▆▅▄▂▅▅▄▃▅▅▅▃▆▅▃▃▆▅▄▂1028.0-66.01602.01359.02337.0-993.02464.01139.01607.0-913.02377.0812.0875.0-237.01607.0938.0507.0-439.01531.0738.0604.0-60.01633.0557.0626.0-654.01490.0933.0572.0-402.01204.0950.0328.01.01057.0812.0876.0-105.01321.0948.0-34.0-120.01387.0978.0619.0-531.0NANANANA
us-gaap:NetIncomeLoss ▅█▃▅▅▄▁▅▄▄▃▅▄▄▃▄▄▄▄▄▃▄▃▃▄▃▃▃▃▄▃▃▃▃▄▃▃▃▄▃▃▄▃▃▄▃▃▃▃▃1037.02195.0330.0986.01005.0868.0-409.0933.0861.0863.0356.01144.0689.0739.0178.0645.0552.0640.0525.0602.0517.0556.0459.0516.0531.0484.0506.0473.0511.0579.0478.0497.0488.0489.0533.0459.0480.0506.0548.0520.0520.0530.0376.0497.0711.0469.0413.0490.0394.0389.0
us-gaap:ShareBasedCompensation ▃▂▄▃▂▂▄▄▄▃▁▄▄▃▃▃▃▂▄▃▃▂▄▃▃▃▅▅▄▃▃▅▅▃█▄▆▃▅▄▄▄▄▄▄▄22.018.029.025.018.018.034.038.029.026.04.029.034.019.028.024.025.017.032.024.023.014.029.023.023.024.041.042.029.022.026.047.047.024.072.035.050.026.043.031.033.033.033.034.031.038.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▆█▆▆▆▆▆▆▆▆▆▆▁▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▇▆▆▆▆-174.03196.0-383.0-289.0-269.0-270.0-422.0-250.0-255.0-280.0-458.0-261.0-7852.0-307.0-260.0-203.0-212.0-214.0-200.0-136.0-171.0-298.0-133.0-64.0-119.0-115.0-288.0-109.0-116.0-132.0-177.0-87.0-44.0-38.0-145.0-101.0-7.0169.0-409.0-101.0-91.01281.0-380.0-163.0-83.0-135.0NANANANA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▃▃█▄▄▄▆▄▄▄▆▄▃▄▄▃▃▃▄▂▃▄▂▂▂▂▄▂▂▁▃▂▁▁▂▁▁▂▃▂▂▂▆▂▁▂230.0205.0592.0287.0269.0272.0471.0257.0252.0284.0463.0282.0199.0305.0278.0217.0217.0216.0312.0137.0173.0298.0137.0102.0115.0117.0276.0109.0116.060.0186.090.048.040.0135.064.051.081.0164.0108.094.0122.0469.0123.075.0103.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▃▁▃▃▃▅▃▃▃▄▃▃▂▃█▃▃▃▄▃▃▃▃▃▃▃▃▃▃▃▃▃▄▃▃▃▃▃▃▃▃▃▄▃▃▃-430.0-4520.0-1307.0-253.0-1168.02296.0-924.0-850.0-1112.0462.0-1568.0-862.0-1853.0-312.08000.0-240.0-315.0-485.0107.0-638.0-571.0-684.0-473.0-1108.0-1246.0-448.0-741.0-898.0-865.0-731.0-821.0-823.01437.0-642.0-575.0-334.0-403.0-384.0-856.0-711.0-1084.0-843.0166.0-331.0-453.0-648.0NANANANA
us-gaap:ProceedsFromIssuanceOfLongTermDebt NANA0.00.00.02239.0NANA0.00.0NANANANANANANANA749.00.00.00.00.00.00.0600.00.00.00.00.00.00.0NANA0.00.0NANANANANANANANANANANANANANA
us-gaap:RepaymentsOfLongTermDebt ▁█▄▁36.02200.01000.00.0NANA0.0500.0NANA0.0726.0NANA0.00.00.00.0214.00.00.0107.00.00.00.00.00.00.0NANA0.00.0NANA0.00.0NANANANANANANANANANANANANANA
us-gaap:PaymentsOfDividendsCommonStock █▇███▇▆▇▇▆▆▆▆▅▄▄▄▃▃▃▃▃▂▂▃▃▂▂▂▁▁▂▂▁▁▂▂▁▁▂▂▂▂▂▂▁248.0238.0242.0242.0242.0227.0222.0223.0224.0211.0205.0209.0209.0198.0174.0174.0175.0166.0158.0160.0163.0159.0145.0149.0153.0156.0140.0143.0148.0132.0134.0139.0142.0130.0134.0136.0138.0127.0129.0137.0140.0137.0137.0138.0141.0129.0NANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock ▂█▁▁▂▂▂▂▂▁▅▂▁▁▁▁▁▂▂▃▂▂▂▄▅▄▃▄▄▃▃▄▃▃▃▂▂▂▃▃▄▁▁▂▂▃143.02000.00.00.0146.0344.0300.0213.0171.060.01054.0168.041.00.00.026.0138.0229.0398.0467.0400.0282.0318.0948.01091.0825.0610.0757.0731.0570.0710.0740.0465.0456.0470.0291.0292.0263.0697.0585.01000.013.0117.0205.0348.0507.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument noc:TwoThousandFiftyNANA5.25e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument noc:TwoThousandFortyFiveNANA3.85e-06NANANA3.85e-08NANANA3.85e-08NANANA3.85e-08NANANA3.85e-08NANANA3.85e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument noc:TwoThousandFortySevenNANA4.03e-06NANANA4.0300000000000004e-08NANANA4.0300000000000004e-08NANANA4.0300000000000004e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument noc:TwoThousandFortyThreeNANA4.75e-06NANANA4.75e-08NANANA4.75e-08NANANA4.75e-08NANANA4.75e-08NANANA4.75e-08NANANA4.75e-08NANANA4.75e-08NANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument noc:TwoThousandThirtyNANA4.4e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument noc:TwoThousandThirtyOneNANA7.75e-06NANANA7.75e-08NANANA7.75e-08NANANA7.75e-08NANANA7.75e-08NANANA7.75e-08NANANA7.75e-08NANANA7.75e-08NANANA7.75e-08NANANA7.75e-08NANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument noc:TwoThousandTwentyNANA2.08e-06NANANA2.0799999999999998e-08NANANA2.0799999999999998e-08NANANA2.0799999999999998e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument noc:TwoThousandTwentyEightNANA3.25e-06NANANA3.25e-08NANANA3.25e-08NANANA3.25e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument noc:TwoThousandTwentyFiveNANA2.9300000000000003e-06NANANA2.93e-08NANANA2.93e-08NANANA2.93e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument noc:TwoThousandTwentyOneNANA3.5e-06NANANA3.5e-08NANANA3.5e-08NANANA3.5e-08NANANA3.5e-08NANANA3.5e-08NANANA3.5e-08NANANA3.5e-08NANANA3.5e-08NANANA3.5e-08NANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument noc:TwoThousandTwentySevenNANA3.2000000000000003e-06NANANA3.2e-08NANANA3.2e-08NANANA3.2e-08NANANA3.2e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument noc:TwoThousandTwentyThreeNANA3.25e-06NANANA3.25e-08NANANA3.25e-08NANANA3.25e-08NANANA3.25e-08NANANA3.25e-08NANANA3.25e-08NANANA3.25e-08NANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument noc:TwoThousandTwentyTwoNANA2.5499999999999997e-06NANANA2.5499999999999997e-08NANANA2.5499999999999997e-08NANANA2.5499999999999997e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument noc:TwoYearTermMemberDomainNANA1.89e-06NANANA1.89e-08NANANA1.89e-08NANANA1.62e-08NANANA1.64e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range,us-gaap:DebtInstrument srt:Maximum,noc:TwoThousandFortyNANA5.150000000000001e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range,us-gaap:DebtInstrument srt:Maximum,noc:TwoThousandTwentySixNANA7.879999999999999e-06NANANA7.879999999999999e-08NANANA7.879999999999999e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range,us-gaap:DebtInstrument srt:Minimum,noc:TwoThousandFortyNANA5.05e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range,us-gaap:DebtInstrument srt:Minimum,noc:TwoThousandTwentySixNANA7.75e-06NANANA7.75e-08NANANA7.75e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value160161167167167167168169169170171174174174174174174175175177179181181183188195199203209215218224231235239246248252254266278293291307
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 Assets0.40.40.40.40.40.40.40.40.40.40.50.50.50.50.50.70.70.70.70.70.70.80.70.80.80.80.70.80.80.80.80.80.80.90.91.01.01.01.01.11.11.10.91.0

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value160160166166166167167168169169170173174174174174174174175176178180181182188195198203209215217223230235239245248252253265277292290306
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value160160166166166167167168169169170173174174174174174174175176178180181182188195198203209215217223230235239245248252253265277292290306
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


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
Value161163167167167168168169170170172174175175175175175176177179181183184187193200204209215220225232237241248252254258262279287296296297303306
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

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


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
Value161163166166166167168169169170171174174174174174174174176178180181182185191197200206212216220228234236243247250253258274282291291293299302
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

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value6.4413.461.985.916.025.18-2.435.525.075.082.076.573.954.241.023.73.163.662.983.382.873.072.522.782.772.452.522.292.412.682.172.182.092.072.191.861.912.02.121.891.841.821.291.692.371.551.321.551.221.19
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value6.4213.431.975.896.015.15-2.435.495.065.062.066.543.934.211.013.683.153.632.963.352.853.032.492.752.742.412.482.262.372.632.122.142.052.032.141.821.881.962.091.861.811.791.271.672.341.531.311.531.211.17
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EarningsPerShareDiluted us-gaap:ChangeInAccountingEstimateByType

us-gaap:ContractsAccountedForUnderPercentageOfCompletion


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value0.760.920.510.580.530.580.270.580.730.640.770.670.640.520.170.380.360.430.390.440.490.460.420.390.540.610.360.60.50.580.290.66
Percentage of EarningsPerShareDiluted11.86.925.99.88.811.3-11.110.614.412.637.410.216.312.416.810.311.411.813.213.117.215.216.914.219.725.314.526.521.122.113.730.8

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
Value103621923239821004849-419.0921845856336122577282270374465174517696609652238598640550-1972.04815466422037589576553-920.0520519562-766.0517534576549554726481
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 Revenues11.323.93.210.811.39.8-4.810.910.010.54.115.210.812.210.711.310.111.60.311.310.210.94.210.010.99.2-32.38.09.011.033.19.69.29.1-14.28.38.39.1-11.87.88.18.66.46.48.25.6

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService

us-gaap:CostOfGoodsAndServicesSold

us-gaap:Product


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value5620569061345346512749524720477746614517459742293698326933183189
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues61.462.160.158.957.757.454.156.455.155.256.452.351.948.550.648.5
Percentage of Revenues us-gaap:Product78.181.00.080.279.180.20.079.779.378.90.075.377.276.20.076.2

us-gaap:Service


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1488172719881897193119461895197120651976189018611865190719391864
Percentage of CostOfGoodsAndServicesSold26.530.432.435.537.739.340.141.344.343.741.144.050.458.358.458.5
Percentage of Revenues16.318.919.520.921.722.621.723.324.424.123.223.026.228.329.628.4
Percentage of Revenues us-gaap:Service76.080.90.078.580.479.60.079.580.280.30.075.380.178.00.078.1

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
Value9998989388558327889707767847607448177397116466666666776466626206566276636416356935805905425615555825587375725805616375895565681259574621624
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 Revenues10.99.89.29.49.49.111.19.29.39.39.110.110.410.69.910.110.310.610.110.810.311.011.011.110.910.711.39.79.89.39.19.19.29.111.49.19.29.19.88.98.58.414.66.67.07.2

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value13023016305116712031053-569.01055102810347851237849871684785807773748769730676621729736704701694756786707720724
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues14.232.93.012.813.512.2-6.512.412.212.69.615.311.912.910.412.012.512.111.712.512.211.310.912.212.511.811.511.612.513.411.511.811.5

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
Value265821-25.0181198185-160.012216717112893160132506140255133223167213120162213205220195221245207229223236223254236247250232235268262199224-65.0199
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 Revenues2.99.0-0.22.02.22.1-1.81.42.02.11.61.22.22.07.72.13.92.13.52.73.52.02.83.63.53.73.23.74.13.53.73.73.73.73.93.83.94.03.63.64.13.92.32.6-0.72.3

Interest And Debt Expense

us-gaap:InterestAndDebtExpense

us-gaap:InterestAndDebtExpense


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
Value13615516015415412513012313713814213314414313673767577747476757575767469706974706053545352535357535875646577
Percentage of InterestAndDebtExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues1.51.71.61.71.71.51.51.51.61.71.71.62.02.12.11.11.21.21.21.21.21.31.31.31.31.31.21.21.21.21.21.11.00.90.80.80.80.90.80.90.80.90.90.70.70.9

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value103721953309861005868-409.09338618633561144689739178645552640525602517556459516531484506473511579478497488489533459480506548520520530376497711469413490394389
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues11.324.03.210.911.310.1-4.711.010.210.54.414.19.711.02.79.88.510.08.29.88.69.38.18.69.08.18.37.98.59.97.88.17.88.08.27.37.78.28.47.97.97.94.45.78.15.44.65.94.64.9

us-gaap:NetIncomeLoss us-gaap:ChangeInAccountingEstimateByType

us-gaap:ContractsAccountedForUnderPercentageOfCompletion


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value122150849788984699125109134117113923166637569798984777310512271126107128
Percentage of NetIncomeLoss11.86.825.59.88.811.3-11.210.614.512.637.610.216.412.417.410.211.411.713.113.117.215.116.814.119.825.214.026.620.922.1
Percentage of Revenues1.31.60.81.11.01.10.51.21.51.31.61.41.61.40.51.01.01.21.11.31.51.41.41.21.82.01.22.11.82.2
Percentage of Revenues us-gaap:ContractsAccountedForUnderPercentageOfCompletion0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value103721953309861005868-409.09338618636571244789739178645552640525602517556459516531484506473511579478497488489533459480506548520520530376497711469
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0184.6108.7114.5100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues11.324.03.210.911.310.1-4.711.010.210.58.115.411.111.02.79.88.510.08.29.88.69.38.18.69.08.18.37.98.59.97.88.17.88.08.27.37.78.28.47.97.97.94.45.78.15.4
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Expenses

us-gaap:OperatingExpenses

us-gaap:OperatingExpenses


Operating
Period End2021-06-302021-03-312020-06-302020-03-31
Value8107831578907686
Percentage of OperatingExpenses100.0100.0100.0100.0
Percentage of Revenues88.690.888.889.2

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value10442822115298599493411369519469369431178823854767845855832831826797739689794813780762769820845768790806759824736774796799825841811788801716765631619614619
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues11.430.811.310.811.210.813.011.211.211.411.614.611.612.711.712.913.213.013.013.413.312.412.113.313.813.112.512.913.614.412.512.912.812.412.711.712.312.812.312.512.812.09.29.28.18.97.17.47.27.8

us-gaap:OperatingIncomeLoss us-gaap:ChangeInAccountingEstimateByType

us-gaap:ContractsAccountedForUnderPercentageOfCompletion


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value15419010712311212459125158138169149143116481029811510712113712911911216218710819416519796236
Percentage of OperatingIncomeLoss14.86.79.312.511.313.35.213.116.714.717.912.617.413.66.312.111.513.812.914.617.217.517.314.119.924.014.225.220.123.312.529.9
Percentage of Revenues1.72.11.01.41.31.40.71.51.91.72.11.82.01.70.71.61.51.81.72.02.32.22.11.92.73.11.83.22.73.41.63.9
Percentage of Revenues us-gaap:ContractsAccountedForUnderPercentageOfCompletion0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-91.01708-91.0-172.0-140.0-124.0-7.0-120.0-139.0-139.0-175.024-92.0-34.0-102.0-85.0-34.0-29.0-22.05.0-3.0-33.0-114.0-29.0-9.0-38.0-66.0-50.0-31.0-22.0-46.0-33.0
Percentage of OperatingIncomeLoss-8.760.5-7.9-17.5-14.1-13.3-0.6-12.6-14.7-14.9-18.62.0-11.2-4.0-13.3-10.1-4.0-3.5-2.60.6-0.4-4.5-16.5-3.7-1.1-4.9-8.7-6.5-3.8-2.6-6.0-4.2
Percentage of Revenues-1.018.7-0.9-1.9-1.6-1.4-0.1-1.4-1.6-1.7-2.10.3-1.3-0.5-1.6-1.3-0.5-0.5-0.30.1-0.1-0.6-2.0-0.5-0.2-0.6-1.1-0.8-0.5-0.4-0.7-0.5
Percentage of Revenues us-gaap:CorporateNonSegment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value-69.0-63.0373-56.0-52.0-49.0514-82.0-73.06766686472667170707061636453626261413-52.0-60.065450-69.0-71.0
Percentage of OperatingIncomeLoss-6.6-2.232.4-5.7-5.2-5.245.2-8.6-7.77.27.05.87.88.48.68.48.28.48.47.47.98.77.77.87.67.854.2-6.8-7.37.758.6-8.7-8.8
Percentage of Revenues-0.8-0.73.7-0.6-0.6-0.65.9-1.0-0.90.80.80.80.91.11.01.11.11.11.11.01.11.10.91.01.11.06.8-0.9-1.01.17.3-1.1-1.1
Percentage of Revenues us-gaap:IntersegmentElimination13.112.50.012.812.412.30.012.412.111.00.012.1-11.912.60.012.312.712.40.011.812.512.20.012.012.310.80.010.512.013.30.014.314.2

us-gaap:OperatingSegments


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value111710951141104910319531024940978967927979779762721759753726772731731701717726742735760840742757772763797
Percentage of OperatingIncomeLoss107.038.899.0106.5103.7102.090.198.8103.4103.398.383.194.789.294.089.888.187.392.988.591.794.9104.191.491.394.299.7109.290.589.6100.596.698.9
Percentage of Revenues12.212.011.211.511.611.111.711.111.611.811.412.110.911.311.011.611.611.312.111.912.211.812.612.112.612.312.414.012.312.912.512.512.7
Percentage of Revenues us-gaap:OperatingSegments0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:OperatingSegments, noc:AeronauticsSystems


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value300308339294310259309269299308
Percentage of OperatingIncomeLoss28.710.929.429.831.227.727.228.331.632.9
Percentage of Revenues3.33.43.33.23.53.03.53.23.53.8
Percentage of Revenues us-gaap:OperatingSegments noc:AeronauticsSystems10.310.30.010.110.69.10.09.711.010.9

us-gaap:OperatingSegments, noc:DefenseSystems


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value177177214217217196176201212202
Percentage of OperatingIncomeLoss17.06.318.622.021.821.015.521.122.421.6
Percentage of Revenues1.91.92.12.42.42.32.02.42.52.5
Percentage of Revenues us-gaap:OperatingSegments noc:DefenseSystems12.411.30.011.711.510.40.010.411.111.4

us-gaap:OperatingSegments, noc:MissionSystems


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value408397389370347348450398408383398399352371363363374353390351351353363355348344
Percentage of OperatingIncomeLoss39.114.133.837.634.937.339.641.943.140.942.233.942.843.447.343.043.742.446.942.544.047.852.744.742.844.1
Percentage of Revenues4.54.33.84.13.94.05.24.74.84.74.94.94.95.55.55.55.85.56.15.75.95.96.45.95.95.8
Percentage of Revenues us-gaap:OperatingSegments noc:MissionSystems15.815.30.014.514.214.80.013.113.013.30.013.712.212.90.012.813.412.90.013.013.013.10.013.013.212.7

us-gaap:OperatingSegments, noc:SpaceSystems


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value301276258224209199220191193188
Percentage of OperatingIncomeLoss28.89.822.422.721.021.319.420.120.420.1
Percentage of Revenues3.33.02.52.52.42.32.52.32.32.3
Percentage of Revenues us-gaap:OperatingSegments noc:SpaceSystems11.010.90.010.210.210.20.010.110.810.4

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value-1.0-3.0-7.0-4.0-1.0-19.0-10.0-12.0-16.0-7.0-321.08183835259999105-508.0949296-221.08210966-2478.08.035631559928864-1453.0613956-1314.0-3.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.0-0.0-0.1-0.0-0.0-0.2-0.1-0.1-0.2-0.1-3.91.01.21.28.01.51.51.6-7.91.51.51.6-3.91.41.81.1-40.60.10.61.125.31.51.41.0-22.41.00.60.9-20.2-0.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value-1.0-3.0-7.0-4.0-1.0-19.0-10.0-12.0-16.0-7.0-321.0-18.0-18.0835259999105-508.0949296-221.08210966-2478.08.035631559928864-1453.0613956-1314.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0-22.2-21.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.0-0.0-0.1-0.0-0.0-0.2-0.1-0.1-0.2-0.1-3.9-0.2-0.31.28.01.51.51.6-7.91.51.51.6-3.91.41.81.1-40.60.10.61.125.31.51.41.0-22.41.00.60.9-20.2
Percentage of Revenues us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value27-18.0563460-58.025271936-12.057454053132816-6.0177.0137.010.0-2.00.013-6.06.010.0130.0-22.06.017125.01336-13.00.05.02713-10.07.0
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0
Percentage of Revenues0.3-0.20.50.40.7-0.70.30.30.20.4-0.10.70.60.60.80.20.40.2-0.10.30.10.20.10.2-0.00.00.2-0.10.10.20.20.0-0.30.10.30.20.10.20.6-0.20.00.10.30.1-0.10.1

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value915191571021290838884862087218475845681898156808571196735655265696473641063976155600059565694597958965957610859846039584861576106629461046476627062746198650666126560673486078714882686108925835085457935
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value-525.0-505.02996-439.0-421.0-399.04388-663.0-604.0608608563-540.05725945755515645305155035254645185045663475-494.0-501.04903419-484.0-501.0
Percentage of Revenues-5.7-5.529.3-4.8-4.7-4.650.3-7.8-7.17.47.57.0-7.68.59.18.88.58.88.38.48.48.88.18.78.59.556.9-8.3-8.38.455.5-7.9-8.0
Percentage of Revenues-5.7-5.529.3-4.8-4.7-4.650.3-7.8-7.17.47.57.0-7.68.59.18.88.58.88.38.48.48.88.18.78.59.556.9-8.3-8.38.455.5-7.9-8.0
Percentage of Revenues us-gaap:IntersegmentElimination100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, noc:AeronauticsSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2913299034872914292528432807277027212818
Percentage of Revenues31.832.734.132.132.933.032.232.732.234.4
Percentage of Revenues31.832.734.132.132.933.032.232.732.234.4
Percentage of Revenues us-gaap:OperatingSegments noc:AeronauticsSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, noc:DefenseSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1427156219171859188618811880193119161768
Percentage of Revenues15.617.118.820.521.221.821.622.822.721.6
Percentage of Revenues15.617.118.820.521.221.821.622.822.721.6
Percentage of Revenues us-gaap:OperatingSegments noc:DefenseSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, noc:MissionSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value25882589273625512446234732203029312828863041291128742883297528362781273930802698269026932612272326282711
Percentage of Revenues28.328.326.828.127.527.236.935.737.035.237.336.040.442.845.443.243.042.748.143.844.845.245.945.544.645.5
Percentage of Revenues28.328.326.828.127.527.236.935.737.035.237.336.040.442.845.443.243.042.748.143.844.845.245.945.544.645.5
Percentage of Revenues us-gaap:OperatingSegments noc:MissionSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, noc:SpaceSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2748252125502198204819481951188517881801
Percentage of Revenues30.027.525.024.223.122.622.422.221.122.0
Percentage of Revenues30.027.525.024.223.122.622.422.221.122.0
Percentage of Revenues us-gaap:OperatingSegments noc:SpaceSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ContractWithCustomerBasisOfPricing

us-gaap:FixedPriceContract


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value454345284856458745134405450643994344411343534127349431173072303728762822
Percentage of Revenues49.649.447.650.550.851.151.751.951.450.253.451.049.146.346.946.244.444.0
Percentage of Revenues49.649.447.650.550.851.151.751.951.450.253.451.049.146.346.946.244.444.0
Percentage of Revenues us-gaap:FixedPriceContract100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TimeAndMaterialsContract


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value460846295356449643714215421540764112407638033958362536183480353235973588
Percentage of Revenues50.450.652.449.549.248.948.348.148.649.846.649.050.953.753.153.855.656.0
Percentage of Revenues50.450.652.449.549.248.948.348.148.649.846.649.050.953.753.153.855.656.0
Percentage of Revenues us-gaap:TimeAndMaterialsContract100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ContractWithCustomerBasisOfPricing, us-gaap:StatementBusinessSegments

noc:IntersegmentSales, noc:AeronauticsSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value45443730292628272424
Percentage of Revenues0.50.50.40.30.30.30.30.30.30.3
Percentage of Revenues0.50.50.40.30.30.30.30.30.30.3
Percentage of Revenues noc:IntersegmentSales noc:AeronauticsSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:IntersegmentSales, noc:DefenseSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value195185186191180171181179164167
Percentage of Revenues2.12.01.82.12.02.02.12.11.92.0
Percentage of Revenues2.12.01.82.12.02.02.12.11.92.0
Percentage of Revenues noc:IntersegmentSales noc:DefenseSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:IntersegmentSales, noc:MissionSystems


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
Value254237226193184176306321164197287280
Percentage of Revenues2.82.62.22.12.12.03.53.81.92.43.53.5
Percentage of Revenues2.82.62.22.12.12.03.53.81.92.43.53.5
Percentage of Revenues noc:IntersegmentSales noc:MissionSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:IntersegmentSales, noc:SpaceSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value31392925282618242120
Percentage of Revenues0.30.40.30.30.30.30.20.30.20.2
Percentage of Revenues0.30.40.30.30.30.30.20.30.20.2
Percentage of Revenues noc:IntersegmentSales noc:SpaceSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FixedPriceContract, noc:AeronauticsSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1527153515131448147014741430141713851482
Percentage of Revenues16.716.814.815.916.517.116.416.716.418.1
Percentage of Revenues16.716.814.815.916.517.116.416.716.418.1
Percentage of Revenues us-gaap:FixedPriceContract noc:AeronauticsSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FixedPriceContract, noc:DefenseSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value7988681145111911241082108611111120978
Percentage of Revenues8.79.511.212.312.712.612.513.113.211.9
Percentage of Revenues8.79.511.212.312.712.612.513.113.211.9
Percentage of Revenues us-gaap:FixedPriceContract noc:DefenseSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FixedPriceContract, noc:MissionSystems


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
Value152614871617141013671325160414441530129415601372137313201412128812601245
Percentage of Revenues16.716.215.815.515.415.418.417.018.115.819.117.019.319.621.619.619.519.4
Percentage of Revenues16.716.215.815.515.415.418.417.018.115.819.117.019.319.621.619.619.519.4
Percentage of Revenues us-gaap:FixedPriceContract noc:MissionSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FixedPriceContract, noc:SpaceSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value692638581610552524513549469475
Percentage of Revenues7.67.05.76.76.26.15.96.55.55.8
Percentage of Revenues7.67.05.76.76.26.15.96.55.55.8
Percentage of Revenues us-gaap:FixedPriceContract noc:SpaceSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TimeAndMaterialsContract, noc:AeronauticsSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1341141119371436142613431349132613121312
Percentage of Revenues14.715.419.015.816.115.615.515.615.516.0
Percentage of Revenues14.715.419.015.816.115.615.515.615.516.0
Percentage of Revenues us-gaap:TimeAndMaterialsContract noc:AeronauticsSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TimeAndMaterialsContract, noc:DefenseSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value434509586549582628613641632623
Percentage of Revenues4.75.65.76.06.67.37.07.67.57.6
Percentage of Revenues4.75.65.76.06.67.37.07.67.57.6
Percentage of Revenues us-gaap:TimeAndMaterialsContract noc:DefenseSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TimeAndMaterialsContract, noc:MissionSystems


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
Value808865893948895846131012641316127411941259120712791327131513531316
Percentage of Revenues8.89.48.710.410.19.815.014.915.615.614.615.617.019.020.320.020.920.5
Percentage of Revenues8.89.48.710.410.19.815.014.915.615.614.615.617.019.020.320.020.920.5
Percentage of Revenues us-gaap:TimeAndMaterialsContract noc:MissionSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TimeAndMaterialsContract, noc:SpaceSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2025184419401563146813981420131212981306
Percentage of Revenues22.120.119.017.216.516.216.315.515.415.9
Percentage of Revenues22.120.119.017.216.516.216.315.515.415.9
Percentage of Revenues us-gaap:TimeAndMaterialsContract noc:SpaceSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:MajorCustomers

noc:International


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value120913571243126113351205130112171099
Percentage of Revenues13.214.813.714.215.514.215.414.913.6
Percentage of Revenues13.214.813.714.215.514.215.414.913.6
Percentage of Revenues noc:International100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:OtherCustomers


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
Value8110618218115419112320421121524727517816598157165163
Percentage of Revenues0.91.21.82.01.72.21.42.42.52.63.03.42.52.41.52.42.52.5
Percentage of Revenues0.91.21.82.01.72.21.42.42.52.63.03.42.52.41.52.42.52.5
Percentage of Revenues noc:OtherCustomers100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:USGovernment


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
Value786176948681765974697094716770666944675765696711581657005532554755155375
Percentage of Revenues85.984.085.084.384.182.382.283.482.182.580.583.081.784.684.484.485.283.9
Percentage of Revenues85.984.085.084.384.182.382.283.482.182.580.583.081.784.684.484.485.283.9
Percentage of Revenues noc:USGovernment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:MajorCustomers, us-gaap:StatementBusinessSegments

noc:International, noc:AeronauticsSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value351399382407444390439435
Percentage of Revenues3.84.44.24.65.24.65.25.3
Percentage of Revenues3.84.44.24.65.24.65.25.3
Percentage of Revenues noc:International noc:AeronauticsSystems100.0100.0100.0100.0100.0100.0100.0100.0

noc:International, noc:DefenseSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value335351307316340347365363
Percentage of Revenues3.73.83.43.63.94.14.34.4
Percentage of Revenues3.73.83.43.63.94.14.34.4
Percentage of Revenues noc:International noc:DefenseSystems100.0100.0100.0100.0100.0100.0100.0100.0

noc:International, noc:MissionSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value419502455468483416465376374
Percentage of Revenues4.65.55.05.35.64.95.54.64.6
Percentage of Revenues4.65.55.05.35.64.95.54.64.6
Percentage of Revenues noc:International noc:MissionSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:International, noc:SpaceSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value104105997068613243
Percentage of Revenues1.11.11.10.80.80.70.40.5
Percentage of Revenues1.11.11.10.80.80.70.40.5
Percentage of Revenues noc:International noc:SpaceSystems100.0100.0100.0100.0100.0100.0100.0100.0

noc:IntersegmentSales, noc:AeronauticsSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value45443730292628272424
Percentage of Revenues0.50.50.40.30.30.30.30.30.30.3
Percentage of Revenues0.50.50.40.30.30.30.30.30.30.3
Percentage of Revenues noc:IntersegmentSales noc:AeronauticsSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:IntersegmentSales, noc:DefenseSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value195185186191180171181179164167
Percentage of Revenues2.12.01.82.12.02.02.12.11.92.0
Percentage of Revenues2.12.01.82.12.02.02.12.11.92.0
Percentage of Revenues noc:IntersegmentSales noc:DefenseSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:IntersegmentSales, noc:MissionSystems


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
Value254237226193184176306321164197287280
Percentage of Revenues2.82.62.22.12.12.03.53.81.92.43.53.5
Percentage of Revenues2.82.62.22.12.12.03.53.81.92.43.53.5
Percentage of Revenues noc:IntersegmentSales noc:MissionSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:IntersegmentSales, noc:SpaceSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value31392925282618242120
Percentage of Revenues0.30.40.30.30.30.30.20.30.20.2
Percentage of Revenues0.30.40.30.30.30.30.20.30.20.2
Percentage of Revenues noc:IntersegmentSales noc:SpaceSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:OtherCustomers, noc:AeronauticsSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value4.06.06.01112123.0192025
Percentage of Revenues0.00.10.10.10.10.10.00.20.20.3
Percentage of Revenues0.00.10.10.10.10.10.00.20.20.3
Percentage of Revenues noc:OtherCustomers noc:AeronauticsSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:OtherCustomers, noc:DefenseSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1833102978511110110610697
Percentage of Revenues0.20.41.01.11.01.31.21.31.31.2
Percentage of Revenues0.20.41.01.11.01.31.21.31.31.2
Percentage of Revenues noc:OtherCustomers noc:DefenseSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:OtherCustomers, noc:MissionSystems


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
Value141623191817123239342525343019273321
Percentage of Revenues0.20.20.20.20.20.20.10.40.50.40.30.30.50.40.30.40.50.3
Percentage of Revenues0.20.20.20.20.20.20.10.40.50.40.30.30.50.40.30.40.50.3
Percentage of Revenues noc:OtherCustomers noc:MissionSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:OtherCustomers, noc:SpaceSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value45515154395116575669
Percentage of Revenues0.50.60.50.60.40.60.20.70.70.8
Percentage of Revenues0.50.60.50.60.40.60.20.70.70.8
Percentage of Revenues noc:OtherCustomers noc:SpaceSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:USGovernment, noc:AeronauticsSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2513254130822491247723612352233422382334
Percentage of Revenues27.527.730.227.427.927.427.027.526.528.5
Percentage of Revenues27.527.730.227.427.927.427.027.526.528.5
Percentage of Revenues noc:USGovernment noc:AeronauticsSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:USGovernment, noc:DefenseSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value87999312751264130512591231129912811141
Percentage of Revenues9.610.812.513.914.714.614.115.315.113.9
Percentage of Revenues9.610.812.513.914.714.614.115.315.113.9
Percentage of Revenues noc:USGovernment noc:DefenseSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:USGovernment, noc:MissionSystems


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
Value190118341948188417761671230422602348216722262232215521902270219322272186
Percentage of Revenues20.820.019.120.720.019.426.426.727.826.527.327.630.332.534.633.434.434.1
Percentage of Revenues20.820.019.120.720.019.426.426.727.826.527.327.630.332.534.633.434.434.1
Percentage of Revenues noc:USGovernment noc:MissionSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:USGovernment, noc:SpaceSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2568232623762020191118031868174316791669
Percentage of Revenues28.125.423.322.221.520.921.420.619.920.4
Percentage of Revenues28.125.423.322.221.520.921.420.619.920.4
Percentage of Revenues noc:USGovernment noc:SpaceSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ProductOrService

us-gaap:Product


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value7193702276906667648261766247599758805728577656144790428941474183
Percentage of Revenues78.676.775.373.473.071.671.670.869.569.970.869.467.363.763.363.7
Percentage of Revenues78.676.775.373.473.071.671.670.869.569.970.869.467.363.763.363.7
Percentage of Revenues us-gaap:Product100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Service


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1958213525222416240224442474247825762461238024712329244624052386
Percentage of Revenues21.423.324.726.627.028.428.429.230.530.129.230.632.736.336.736.3
Percentage of Revenues21.423.324.726.627.028.428.429.230.530.129.230.632.736.336.736.3
Percentage of Revenues us-gaap:Service100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:StatementGeographical

country:US


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value794377998863784076237285729072707155697268166981599958655629570356815539
Percentage of Revenues86.885.286.886.385.884.583.685.884.685.183.686.384.387.185.986.887.886.4
Percentage of Revenues86.885.286.886.385.884.583.685.884.685.183.686.384.387.185.986.887.886.4
Percentage of Revenues country:US100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:AllOtherGeographicRegionDomain


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
Value230267-1279.0796756865937815817749903658651556534522452483
Percentage of Revenues2.52.9-12.58.88.510.010.79.69.79.111.18.19.18.38.27.97.07.5
Percentage of Revenues2.52.9-12.58.88.510.010.79.69.79.111.18.19.18.38.27.97.07.5
Percentage of Revenues noc:AllOtherGeographicRegionDomain100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:AsiaPacific


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value441558546447505470494390484468437446469314389344
Percentage of Revenues4.86.15.34.95.75.55.74.65.75.75.45.56.64.75.95.2
Percentage of Revenues4.86.15.34.95.75.55.74.65.75.75.45.56.64.75.95.2
Percentage of Revenues srt:AsiaPacific100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:Europe


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value537533474520
Percentage of Revenues5.95.85.36.0
Percentage of Revenues5.95.85.36.0
Percentage of Revenues srt:Europe100.0100.0100.0100.0

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

country:US, noc:AeronauticsSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2517254730882502248923732355235322582359
Percentage of Revenues27.527.830.227.528.027.527.027.826.728.8
Percentage of Revenues27.527.830.227.528.027.527.027.826.728.8
Percentage of Revenues country:US noc:AeronauticsSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

country:US, noc:DefenseSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value897102613771361139013701332140513871238
Percentage of Revenues9.811.213.515.015.615.915.316.616.415.1
Percentage of Revenues9.811.213.515.015.615.915.316.616.415.1
Percentage of Revenues country:US noc:DefenseSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

country:US, noc:MissionSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1915185019711903179416882316229223872201225122532193222022882220
Percentage of Revenues20.920.219.321.020.219.626.627.028.226.927.627.930.833.034.933.8
Percentage of Revenues20.920.219.321.020.219.626.627.028.226.927.627.930.833.034.933.8
Percentage of Revenues country:US noc:MissionSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

country:US, noc:SpaceSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2614237624272074195018541884180017351738
Percentage of Revenues28.625.923.822.821.921.521.621.220.521.2
Percentage of Revenues28.625.923.822.821.921.521.621.220.521.2
Percentage of Revenues country:US noc:SpaceSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:AllOtherGeographicRegionDomain, noc:AeronauticsSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2020-427.0165205237-348.0213224202
Percentage of Revenues0.20.2-4.21.82.32.7-4.02.52.62.5
Percentage of Revenues0.20.2-4.21.82.32.7-4.02.52.62.5
Percentage of Revenues noc:AllOtherGeographicRegionDomain noc:AeronauticsSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:AllOtherGeographicRegionDomain, noc:DefenseSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value130172-71.020420925840269240275
Percentage of Revenues1.41.9-0.72.22.43.00.53.22.83.4
Percentage of Revenues1.41.9-0.72.22.43.00.53.22.83.4
Percentage of Revenues noc:AllOtherGeographicRegionDomain noc:DefenseSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:AllOtherGeographicRegionDomain, noc:MissionSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value7973-572.0333277307365273305221365170227226250222
Percentage of Revenues0.90.8-5.63.73.13.64.23.23.62.74.52.13.23.43.83.4
Percentage of Revenues0.90.8-5.63.73.13.64.23.23.62.74.52.13.23.43.83.4
Percentage of Revenues noc:AllOtherGeographicRegionDomain noc:MissionSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:AllOtherGeographicRegionDomain, noc:SpaceSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1.02.0-209.0946563-104.0613031
Percentage of Revenues0.00.0-2.01.00.70.7-1.20.70.40.4
Percentage of Revenues0.00.0-2.01.00.70.7-1.20.70.40.4
Percentage of Revenues noc:AllOtherGeographicRegionDomain noc:SpaceSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:IntersegmentSales, noc:AeronauticsSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value45443730292628272424
Percentage of Revenues0.50.50.40.30.30.30.30.30.30.3
Percentage of Revenues0.50.50.40.30.30.30.30.30.30.3
Percentage of Revenues noc:IntersegmentSales noc:AeronauticsSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:IntersegmentSales, noc:DefenseSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value195185186191180171181179164167
Percentage of Revenues2.12.01.82.12.02.02.12.11.92.0
Percentage of Revenues2.12.01.82.12.02.02.12.11.92.0
Percentage of Revenues noc:IntersegmentSales noc:DefenseSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:IntersegmentSales, noc:MissionSystems


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
Value254237226193184176306321164197287280
Percentage of Revenues2.82.62.22.12.12.03.53.81.92.43.53.5
Percentage of Revenues2.82.62.22.12.12.03.53.81.92.43.53.5
Percentage of Revenues noc:IntersegmentSales noc:MissionSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:IntersegmentSales, noc:SpaceSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value31392925282618242120
Percentage of Revenues0.30.40.30.30.30.30.20.30.20.2
Percentage of Revenues0.30.40.30.30.30.30.20.30.20.2
Percentage of Revenues noc:IntersegmentSales noc:SpaceSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:AsiaPacific, noc:AeronauticsSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value204279215217202207185177215233
Percentage of Revenues2.23.02.12.42.32.42.12.12.52.8
Percentage of Revenues2.23.02.12.42.32.42.12.12.52.8
Percentage of Revenues srt:AsiaPacific noc:AeronauticsSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:AsiaPacific, noc:DefenseSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value12610311010310782787812588
Percentage of Revenues1.41.11.11.11.21.00.90.91.51.1
Percentage of Revenues1.41.11.11.11.21.00.90.91.51.1
Percentage of Revenues srt:AsiaPacific noc:DefenseSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:AsiaPacific, noc:MissionSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value98160218122191176233143154146138208160153201161
Percentage of Revenues1.11.72.11.32.12.02.71.71.81.81.72.62.22.33.12.5
Percentage of Revenues1.11.72.11.32.12.02.71.71.81.81.72.62.22.33.12.5
Percentage of Revenues srt:AsiaPacific noc:MissionSystems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:AsiaPacific, noc:SpaceSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value13163.05.05.05.06.00.02.012
Percentage of Revenues0.10.20.00.10.10.10.10.00.00.1
Percentage of Revenues0.10.20.00.10.10.10.10.00.00.1
Percentage of Revenues srt:AsiaPacific noc:SpaceSystems100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

srt:Europe, noc:AeronauticsSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value127100150166
Percentage of Revenues1.41.11.71.9
Percentage of Revenues1.41.11.71.9
Percentage of Revenues srt:Europe noc:AeronauticsSystems100.0100.0100.0100.0

srt:Europe, noc:DefenseSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value79767070
Percentage of Revenues0.90.80.80.8
Percentage of Revenues0.90.80.80.8
Percentage of Revenues srt:Europe noc:DefenseSystems100.0100.0100.0100.0

srt:Europe, noc:MissionSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value242269191225
Percentage of Revenues2.62.92.12.6
Percentage of Revenues2.62.92.12.6
Percentage of Revenues srt:Europe noc:MissionSystems100.0100.0100.0100.0

srt:Europe, noc:SpaceSystems


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value89886359
Percentage of Revenues1.01.00.70.7
Percentage of Revenues1.01.00.70.7
Percentage of Revenues srt:Europe noc:SpaceSystems100.0100.0100.0100.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value421424142344469447724347543203410894055339584397513765337943373783479534917265132581325413256142410024081239332445423966245522526626572250432535125535263812740527508259142654325262252262505325411251002537726790314213025230197
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value80634036353113254501848837098
Percentage of Assets18.19.89.438.019.620.026.7
Percentage of Assets18.19.89.438.019.620.026.7
Percentage of Assets us-gaap:CorporateNonSegment100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, noc:AeronauticsSystems


Assetsus-gaap:
Period End2020-12-312019-12-31
Value89979104
Percentage of Assets20.222.2
Percentage of Assets20.222.2
Percentage of Assets us-gaap:OperatingSegments noc:AeronauticsSystems100.0100.0

us-gaap:OperatingSegments, noc:DefenseSystems


Assetsus-gaap:
Period End2020-12-312019-12-31
Value73527420
Percentage of Assets16.518.1
Percentage of Assets16.518.1
Percentage of Assets us-gaap:OperatingSegments noc:DefenseSystems100.0100.0

us-gaap:OperatingSegments, noc:MissionSystems


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value1002911641110471020499919475
Percentage of Assets22.628.329.329.239.038.7
Percentage of Assets22.628.329.329.239.038.7
Percentage of Assets us-gaap:OperatingSegments noc:MissionSystems100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, noc:SpaceSystems


Assetsus-gaap:
Period End2020-12-312019-12-31
Value1002810595
Percentage of Assets22.625.8
Percentage of Assets22.625.8
Percentage of Assets us-gaap:OperatingSegments noc:SpaceSystems100.0100.0

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
Value3097030898338903430533763341413227030822303703101229466288402915127115278692002019894198552035518333184001831218932182691838118518193371515015083149661576118049179501644517029143151451114512150751314913228141131786417565
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 Assets73.574.676.276.677.779.078.576.076.778.078.376.078.077.979.875.577.178.179.576.176.476.577.476.274.973.372.860.559.558.659.765.965.363.564.256.757.557.959.352.452.152.756.958.1

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
Value4214241423444694477243475432034108940553395843975137653379433737834795349172651325813254132561424100240812393324454239662455225266265722504325351255352638127405275082591426543252622522625053254112510025377267903142130252
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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value11172105251057910467971290628819973192148739818791038227768070486493591955585259576756815621552256976171674872359893102681056910620935695589469951410947107151054110336119511214912677135571319412903126401268711920
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets26.525.423.823.422.321.021.524.023.322.021.724.022.022.120.224.522.921.920.523.923.623.522.623.825.126.727.239.540.541.440.334.134.736.535.843.342.542.140.747.647.947.343.10.00.00.041.939.5

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value-132.0-131.0-128.0-121.0-117.0-116.0-97.0-87.0-75.0-59.0-52.0-5535.0-5616.0-5699.0-4718.0-5243.0-5342.0-5441.0-5546.0-5038.0-5132.0-5224.0-5320.0-5099.0-5181.0-5290.0-5356.0-2878.0-2886.0-2921.0-2984.0-4543.0-4635.0-4723.0-4787.0-3334.0-3395.0-3434.0-3490.0-2176.0-2173.0-2187.0-2757.0-2930.0-2987.0-3002.0-3014.0-3642.0-699.0
Percentage of StockholdersEquity-1.2-1.2-1.2-1.2-1.2-1.3-1.1-0.9-0.8-0.7-0.6-60.8-68.3-74.2-66.9-80.7-90.3-97.9-105.5-87.4-90.3-92.9-96.3-89.5-84.0-78.4-74.0-29.1-28.1-27.6-28.1-48.6-48.5-49.9-50.3-30.5-31.7-32.6-33.8-18.2-17.9-17.3-20.3-22.2-23.1-23.8-23.8-30.60.0
Percentage of Assets-0.3-0.3-0.3-0.3-0.3-0.3-0.2-0.2-0.2-0.1-0.1-14.6-15.0-16.4-13.5-19.8-20.7-21.4-21.7-20.9-21.3-21.8-21.8-21.3-21.1-20.9-20.2-11.5-11.4-11.4-11.3-16.6-16.8-18.2-18.0-13.2-13.5-13.7-13.7-8.7-8.6-8.2-8.80.00.00.0-10.0-12.10.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value8.0582710.00.00.00.00.00.00.00.00.00.044160.00.00.00.00.00.00.00.00.00.00.00.00.02928481479212424612924329634433646387344605026593477787827794982648657964510661
Percentage of StockholdersEquity0.10.50.30.10.00.00.00.00.00.00.00.00.00.60.20.00.00.00.00.00.00.00.00.00.00.00.00.02.88.015.822.226.030.730.132.134.637.537.341.446.857.459.361.665.468.280.90.0
Percentage of Assets0.00.10.10.00.00.00.00.00.00.00.00.00.00.10.10.00.00.00.00.00.00.00.00.00.00.00.00.01.13.25.47.79.511.013.013.614.615.217.819.822.224.80.00.00.028.631.90.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value160161167167167167168169169170171174174174174174174175175177179181181183188195199203209215218224231235239246248252254266278293291292295301307327338
Percentage of StockholdersEquity1.41.51.61.61.71.81.91.71.81.92.11.92.12.32.52.72.93.13.33.13.23.23.33.23.02.92.82.12.02.02.12.42.42.52.52.22.32.42.52.22.32.32.12.22.32.42.42.70.0
Percentage of Assets0.40.40.40.40.40.40.40.40.40.40.50.50.50.50.50.70.70.70.70.70.70.80.70.80.80.80.70.80.80.80.80.80.80.90.91.01.01.01.01.11.11.10.90.00.00.01.01.10.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value11144104871048210394965290118748964991208628806814464136691320511548115461108710824106301062810634106641066110613111641184312392125681294512983125381219611838114961113810739104191007796999401901886378245800576467077673755907387
Percentage of StockholdersEquity99.799.699.199.399.499.499.299.299.098.798.5158.9166.1171.9163.8177.8187.3194.7202.1184.3187.2189.7193.1186.3180.9175.5171.3127.0126.1122.8118.1130.4123.9121.4117.198.197.295.693.878.774.268.160.860.759.356.053.146.90.0
Percentage of Assets26.425.323.623.222.220.921.323.823.021.721.438.136.638.033.143.543.042.641.544.144.244.643.644.345.546.946.650.251.150.847.544.543.044.442.042.541.340.238.237.535.532.226.20.00.00.022.318.50.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value127621225315344145521317913128106851083610159104439680101329722161571634975996864656868565771578157066334595164607143818481228390860494889591956478468392790277007360774676867814907199048635
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 Assets30.329.634.532.530.330.426.026.725.726.325.726.726.046.446.828.726.625.826.823.924.023.825.924.826.328.330.832.433.133.736.035.034.830.331.631.330.529.430.530.630.833.931.528.5

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
Value3941351749074995417832782245112710887551579122815391036911225187813831403254111031139127723191292190726463863340234763885515049444904318338623525314826823002294628104019370125282044196132751504963
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 Assets9.48.511.011.29.67.65.52.82.71.94.23.24.129.832.17.15.45.59.94.64.75.39.55.47.810.514.513.613.715.219.518.017.812.314.514.012.510.711.811.711.115.011.80.00.00.010.85.00.0

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
Value191017101501195819892136132621111832216614481702181512411054
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.54.13.44.44.64.93.25.24.65.43.84.54.93.63.0

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value75978578381081077865471969043578010071039933816797973898807856742
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.71.81.92.02.02.01.71.91.81.32.23.84.03.73.23.34.03.83.33.62.8

Other Assets Current

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value6306471402102372010119971011772959973883406243368300162160200212186185367199160177369290339165350264240159300217225177411135163213251272
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.51.63.22.31.72.32.42.52.02.42.62.31.10.71.11.10.60.60.80.90.80.81.50.80.70.71.41.21.30.61.31.00.90.61.10.90.90.71.60.50.60.80.80.9

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value134061276211741929184197913760271437033698097649084
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets30.131.131.226.632.932.428.627.126.527.531.130.0

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

us-gaap:BuildingAndBuildingImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value2762257521391834179816181589145014211433
Percentage of PropertyPlantAndEquipmentGross20.620.218.219.721.420.420.920.320.220.5
Percentage of Assets6.26.35.75.37.06.66.05.55.45.6
Percentage of Assets us-gaap:BuildingAndBuildingImprovements0.00.00.00.00.00.00.00.00.00.0

us-gaap:LandAndLandImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value628619636420415381373373373
Percentage of PropertyPlantAndEquipmentGross4.74.95.44.54.94.84.95.25.3
Percentage of Assets1.41.51.71.21.61.61.41.41.4
Percentage of Assets us-gaap:LandAndLandImprovements0.00.00.00.00.00.00.00.00.0

us-gaap:LeaseholdImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value22081965174513951056898811659593585
Percentage of PropertyPlantAndEquipmentGross16.515.414.915.012.511.310.79.28.48.4
Percentage of Assets5.04.84.64.04.13.73.12.52.22.3
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.00.00.00.00.00.00.0

us-gaap:MachineryAndEquipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value7206699766185105471146104401424342334143
Percentage of PropertyPlantAndEquipmentGross53.854.856.454.956.058.357.959.460.259.4
Percentage of Assets16.217.017.614.618.418.916.616.115.916.3
Percentage of Assets us-gaap:MachineryAndEquipment0.00.00.00.00.00.00.00.00.00.0

us-gaap:SoftwareAndSoftwareDevelopmentCosts


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value602606603537439406428418413444
Percentage of PropertyPlantAndEquipmentGross4.54.75.15.85.25.15.65.95.96.4
Percentage of Assets1.41.51.61.51.71.71.61.61.61.7
Percentage of Assets us-gaap:SoftwareAndSoftwareDevelopmentCosts0.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value66406471633562596103595258505709562854935369530751875119506649944965490448314945492748774849480447284648461145404471440143374305428342154146416440944018393338973864378147224216
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets15.815.614.214.014.013.814.214.114.213.814.314.013.914.714.518.819.219.318.920.520.520.419.820.019.318.417.418.117.617.216.415.715.616.315.616.516.216.015.515.515.214.115.013.9

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
Value71647093707171877063695669126611652264206372602558644285422539253802365635883334329932303064300530052989299128452818279328062763278328292887289529352993304730103028304650424868
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 Assets17.017.115.916.116.216.116.816.316.516.216.915.915.712.312.114.814.714.414.013.813.713.512.512.512.211.811.311.411.110.910.610.110.110.910.911.511.611.912.012.011.911.416.016.1

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value175181751817518187111870718698187081870718708186981867218642187471245512455124561245312454124501246412463124621246012458124641246412466124631246812468124381243812437124371243112373123441237412374123761237612376135171351713509
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets41.642.339.441.843.043.345.546.147.347.049.649.150.235.835.747.048.249.048.651.751.852.151.052.050.849.346.949.849.248.847.145.445.248.046.849.048.949.448.749.348.846.243.044.744.7

us-gaap:Goodwill us-gaap:StatementBusinessSegments

noc:DefenseSystems


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-31
Value341543764377
Percentage of Goodwill19.523.423.4
Percentage of Assets7.710.711.6
Percentage of Assets noc:DefenseSystems0.00.00.0

noc:MissionSystems


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302017-12-312016-12-312015-12-312014-12-31
Value588171637163716471646696669467046706
Percentage of Goodwill33.638.338.438.438.253.853.853.853.8
Percentage of Assets13.217.419.018.919.219.226.127.425.2
Percentage of Assets noc:MissionSystems0.00.00.00.00.00.00.00.00.0

noc:SpaceSystems


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-31
Value475548034766
Percentage of Goodwill27.125.725.5
Percentage of Assets10.711.712.7
Percentage of Assets noc:SpaceSystems0.00.00.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value680732783844909974104011231206128913721460132952155164174183779873
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.61.81.81.92.12.32.52.83.03.23.63.83.60.10.60.70.70.72.52.9

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value7831040137214601329526177101104137
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.82.53.63.83.60.10.20.30.40.40.5

Deferred Tax Assets Liabilities Net

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:DeferredTaxAssetsLiabilitiesNet


Deferred
Period End2020-12-312019-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value3115084751462140920268142116139613221534
Percentage of DeferredTaxAssetsLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.71.21.45.75.87.63.18.05.54.25.1

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
Value15751552153314791528146915111511127812830.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets3.73.73.43.33.53.43.73.73.23.20.0

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
Value201019641909181117431623172516821626153414631615153714241413133313091319125812921163115211871200124012771309148414951471144013391295129212911412140914311461810221086109011171049
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 Assets4.84.74.34.04.03.84.24.14.13.93.94.34.14.14.05.05.15.24.95.44.84.84.95.05.15.14.95.95.95.85.54.94.75.04.95.65.65.757.54.14.34.13.63.5

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value20011895180621972006207122262021196219322182193918241395166115071385137415541325127212041282119412461248130511931178122912291221119512251392119411911226148113381259134718461921
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.74.64.14.94.64.85.45.05.04.95.85.14.94.04.85.75.45.46.15.55.35.05.25.05.14.94.94.84.64.84.74.54.34.75.24.74.74.95.85.35.05.05.96.3

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302017-12-31
Value2526239325172235217920272237191716861761
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.05.85.75.05.04.75.45.14.45.0

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value8591836795801010997271017794348416815588218274803978336415696563006186516856305106509949555457513351545284589255115414527158155762563955556056569056085594613557215795616183866985
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 Assets20.420.221.522.622.423.623.020.820.622.222.021.221.018.419.923.824.020.322.021.221.220.722.321.421.020.922.222.021.420.622.021.020.521.422.822.522.222.324.122.822.823.026.723.1

Long Term Debt Current

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value6.042742180618031790110945545523517517744868867121103.02.05.05.0
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.11.74.04.14.12.70.11.41.31.41.42.02.52.50.00.40.00.00.00.0

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2020-12-312019-12-31
Value263261
Percentage of OperatingLeaseLiabilityCurrent100.0100.0
Percentage of Assets0.60.6

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value23182537300238303928460731062524272335162499276928472337230521942248136712631218133212711443143214411543143314831494149816951785164115911732162215711677166815241612193223311726
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.56.16.88.69.010.77.66.26.98.86.67.37.66.76.68.38.75.44.95.15.55.35.96.05.96.15.45.95.95.96.46.56.06.16.56.46.26.76.66.16.47.27.45.7

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value15003138791440015266707065265928593039243929
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets33.733.838.243.727.626.722.322.514.815.5

us-gaap:LongTermDebt us-gaap:DebtInstrument

noc:TwoThousandFifty


Long
Period End2020-12-31
Value1000
Percentage of LongTermDebt6.7
Percentage of Assets2.2
Percentage of Assets noc:TwoThousandFifty0.0

noc:TwoThousandForty


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value800300300300300300300300300300
Percentage of LongTermDebt5.32.22.12.04.24.65.15.17.67.6
Percentage of Assets1.80.70.80.91.21.21.11.11.11.2
Percentage of Assets noc:TwoThousandForty0.00.00.00.00.00.00.00.00.00.0

noc:TwoThousandFortySeven


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value22502250225022500.0
Percentage of LongTermDebt15.016.215.614.70.0
Percentage of Assets5.15.56.06.40.0
Percentage of Assets noc:TwoThousandFortySeven0.00.00.00.00.0

noc:TwoThousandFortyThree


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value9509509509509509509509500.0
Percentage of LongTermDebt6.36.86.66.213.414.616.016.00.0
Percentage of Assets2.12.32.52.73.73.93.63.60.0
Percentage of Assets noc:TwoThousandFortyThree0.00.00.00.00.00.00.00.00.0

noc:TwoThousandThirty


Long
Period End2020-12-31
Value750
Percentage of LongTermDebt5.0
Percentage of Assets1.7
Percentage of Assets noc:TwoThousandThirty0.0

noc:TwoThousandTwentyEight


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value20002000200020000.0
Percentage of LongTermDebt13.314.413.913.10.0
Percentage of Assets4.54.95.35.70.0
Percentage of Assets noc:TwoThousandTwentyEight0.00.00.00.00.0

noc:TwoThousandTwentyFive


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value15001500150015000.0
Percentage of LongTermDebt10.010.810.49.80.0
Percentage of Assets3.43.74.04.30.0
Percentage of Assets noc:TwoThousandTwentyFive0.00.00.00.00.0

noc:TwoThousandTwentySeven


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value7507507507507500.0
Percentage of LongTermDebt5.05.45.24.910.60.0
Percentage of Assets1.71.82.02.12.90.0
Percentage of Assets noc:TwoThousandTwentySeven0.00.00.00.00.00.0

noc:TwoThousandTwentyThree


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value105010501050105010501050105010500.0
Percentage of LongTermDebt7.07.67.36.914.916.117.717.70.0
Percentage of Assets2.42.62.83.04.14.34.04.00.0
Percentage of Assets noc:TwoThousandTwentyThree0.00.00.00.00.00.00.00.00.0

noc:TwoThousandTwentyTwo


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value15001500150015000.0
Percentage of LongTermDebt10.010.810.49.80.0
Percentage of Assets3.43.74.04.30.0
Percentage of Assets noc:TwoThousandTwentyTwo0.00.00.00.00.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value12764127641426114260142591429912770
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets30.330.832.131.932.833.131.1

Debt And Capital Lease Obligations

us-gaap:DebtAndCapitalLeaseObligations

us-gaap:DebtAndCapitalLeaseObligations


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value1500316100161001610013879139001440014400144001440015100153001526671007100710070706526592859303935
Percentage of DebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets33.736.037.037.333.834.336.436.238.238.040.444.043.726.827.527.927.626.722.322.514.8

Long Term Debt And Capital Lease Obligations

us-gaap:LongTermDebtAndCapitalLeaseObligations

us-gaap:LongTermDebtAndCapitalLeaseObligations


Long
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1426112770138261383813863138831388914387143921439962276219706070586387638763876416641764176418592559265927592759285928592939373930393139323933393539363937393940454191
Percentage of LongTermDebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets32.131.134.135.034.936.936.638.541.441.223.524.127.827.626.526.526.726.226.826.125.422.323.723.423.222.521.621.615.214.815.615.615.715.515.715.514.712.913.9

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2020-09-30
Value39
Percentage of DeferredIncomeTaxLiabilitiesNet100.0
Percentage of Assets0.1

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent


Pension
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value59426217649863896582677969795431553556465755539457555362551165796666674668186009606161176172577858715962655527752820287429545374542660256085375440674080407925912597309741164874
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets14.115.014.614.315.115.717.013.414.014.215.314.215.415.415.824.825.826.526.624.925.225.625.224.123.923.624.711.111.111.311.219.619.723.222.914.916.116.316.110.310.211.613.116.1

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value737760761842937
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent11.310.913.215.313.7
Percentage of Assets1.71.82.02.43.7
Percentage of Assets us-gaap:OtherPostretirementBenefitPlansDefinedBenefit0.00.00.00.00.0

us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value57616219499446695881
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent88.789.186.884.786.3
Percentage of Assets13.015.113.313.423.0
Percentage of Assets us-gaap:PensionPlansDefinedBenefit0.00.00.00.00.0

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
Value2284219622082216186216061779173416211451144615181176946994914823881849831853853887941939854965938922894106498595692895894090490592690189991613171515
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 Assets5.45.35.04.94.33.74.34.34.13.73.84.03.12.72.83.43.23.53.33.43.53.63.63.93.83.43.63.73.63.54.03.63.53.63.63.73.63.63.63.63.53.44.25.0

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value13891354134312921333128013081304108110980.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets3.33.33.02.93.13.03.23.22.72.80.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value267
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0
Percentage of Assets0.6

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-31
Value228
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets0.5

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value185
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets0.4

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value142
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.3

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value902
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets2.0

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-312019-12-312019-09-302019-06-30
Value1606156915641326
Percentage of OperatingLeaseLiability100.0100.0100.0100.0
Percentage of Assets3.63.83.93.3

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value2022
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets4.5

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value416
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets0.9

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value11172105251057910467971290628819973192148739818791038227768070486493591955585259576756815621552256976171674872359893102681056910620935695589469951410947107151054110336119511214912677135571319412903126401268711920
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets26.525.423.823.422.321.021.524.023.322.021.724.022.022.120.224.522.921.920.523.923.623.522.623.825.126.727.239.540.541.440.334.134.736.535.843.342.542.140.747.647.947.343.10.00.00.041.939.5

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value-132.0-131.0-128.0-121.0-117.0-116.0-97.0-87.0-75.0-59.0-52.0-5535.0-5616.0-5699.0-4718.0-5243.0-5342.0-5441.0-5546.0-5038.0-5132.0-5224.0-5320.0-5099.0-5181.0-5290.0-5356.0-2878.0-2886.0-2921.0-2984.0-4543.0-4635.0-4723.0-4787.0-3334.0-3395.0-3434.0-3490.0-2176.0-2173.0-2187.0-2757.0-2930.0-2987.0-3002.0-3014.0-3642.0-699.0
Percentage of StockholdersEquity-1.2-1.2-1.2-1.2-1.2-1.3-1.1-0.9-0.8-0.7-0.6-60.8-68.3-74.2-66.9-80.7-90.3-97.9-105.5-87.4-90.3-92.9-96.3-89.5-84.0-78.4-74.0-29.1-28.1-27.6-28.1-48.6-48.5-49.9-50.3-30.5-31.7-32.6-33.8-18.2-17.9-17.3-20.3-22.2-23.1-23.8-23.8-30.60.0
Percentage of Assets-0.3-0.3-0.3-0.3-0.3-0.3-0.2-0.2-0.2-0.1-0.1-14.6-15.0-16.4-13.5-19.8-20.7-21.4-21.7-20.9-21.3-21.8-21.8-21.3-21.1-20.9-20.2-11.5-11.4-11.4-11.3-16.6-16.8-18.2-18.0-13.2-13.5-13.7-13.7-8.7-8.6-8.2-8.80.00.00.0-10.0-12.10.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value8.0582710.00.00.00.00.00.00.00.00.00.044160.00.00.00.00.00.00.00.00.00.00.00.00.02928481479212424612924329634433646387344605026593477787827794982648657964510661
Percentage of StockholdersEquity0.10.50.30.10.00.00.00.00.00.00.00.00.00.60.20.00.00.00.00.00.00.00.00.00.00.00.00.02.88.015.822.226.030.730.132.134.637.537.341.446.857.459.361.665.468.280.90.0
Percentage of Assets0.00.10.10.00.00.00.00.00.00.00.00.00.00.10.10.00.00.00.00.00.00.00.00.00.00.00.00.01.13.25.47.79.511.013.013.614.615.217.819.822.224.80.00.00.028.631.90.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value160161167167167167168169169170171174174174174174174175175177179181181183188195199203209215218224231235239246248252254266278293291292295301307327338
Percentage of StockholdersEquity1.41.51.61.61.71.81.91.71.81.92.11.92.12.32.52.72.93.13.33.13.23.23.33.23.02.92.82.12.02.02.12.42.42.52.52.22.32.42.52.22.32.32.12.22.32.42.42.70.0
Percentage of Assets0.40.40.40.40.40.40.40.40.40.40.50.50.50.50.50.70.70.70.70.70.70.80.70.80.80.80.70.80.80.80.80.80.80.90.91.01.01.01.01.11.11.10.90.00.00.01.01.10.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value11144104871048210394965290118748964991208628806814464136691320511548115461108710824106301062810634106641066110613111641184312392125681294512983125381219611838114961113810739104191007796999401901886378245800576467077673755907387
Percentage of StockholdersEquity99.799.699.199.399.499.499.299.299.098.798.5158.9166.1171.9163.8177.8187.3194.7202.1184.3187.2189.7193.1186.3180.9175.5171.3127.0126.1122.8118.1130.4123.9121.4117.198.197.295.693.878.774.268.160.860.759.356.053.146.90.0
Percentage of Assets26.425.323.623.222.220.921.323.823.021.721.438.136.638.033.143.543.042.641.544.144.244.643.644.345.546.946.650.251.150.847.544.543.044.442.042.541.340.238.237.535.532.226.20.00.00.022.318.50.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value160161167167167167168169169170171174174174174174174175175177179181181183188195199203209215218224231235239246248252254266278293291307
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 Assets0.40.40.40.40.40.40.40.40.40.40.50.50.50.50.50.70.70.70.70.70.70.80.70.80.80.80.70.80.80.80.80.80.80.90.91.01.01.01.01.11.11.10.91.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value8.0582710.00.00.00.00.00.00.00.00.00.044160.00.00.00.00.00.00.00.00.00.00.00.00.02928481479212424612924329634433646387344605026593477788657
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.00.00.00.00.00.00.00.00.00.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.10.10.00.00.00.00.00.00.00.00.00.00.10.10.00.00.00.00.00.00.00.00.00.00.00.00.01.13.25.47.79.511.013.013.614.615.217.819.822.224.828.6

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value1114410487104821039496529011874896499120862880681446413669132051154811546110871082410630106281063410664106611061311164118431239212568129451298312538121961183811496111381073910419100779699940190188637824567375600
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets26.425.323.623.222.220.921.323.823.021.721.438.136.638.033.143.543.042.641.544.144.244.643.644.345.546.946.650.251.150.847.544.543.044.442.042.541.340.238.237.535.532.226.222.318.5

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-132.0-131.0-128.0-121.0-117.0-116.0-97.0-87.0-75.0-59.0-52.0-5535.0-5616.0-5699.0-4718.0-5243.0-5342.0-5441.0-5546.0-5038.0-5132.0-5224.0-5320.0-5099.0-5181.0-5290.0-5356.0-2878.0-2886.0-2921.0-2984.0-4543.0-4635.0-4723.0-4787.0-3334.0-3395.0-3434.0-3490.0-2176.0-2173.0-2187.0-2757.0-3014.0
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-0.3-0.3-0.3-0.3-0.3-0.3-0.2-0.2-0.2-0.1-0.1-14.6-15.0-16.4-13.5-19.8-20.7-21.4-21.7-20.9-21.3-21.8-21.8-21.3-21.1-20.9-20.2-11.5-11.4-11.4-11.3-16.6-16.8-18.2-18.0-13.2-13.5-13.7-13.7-8.7-8.6-8.2-8.8-10.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1028-66.0160213592337-993.0246411391607-913.02377812875-237.01607938507-439.01531738604-60.01633557626-654.01490933572-402.012049503281.01057812876-105.01321948-34.0-120.01387978619-531.0
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues11.2-0.715.715.026.3-11.528.313.419.0-11.129.110.012.3-3.524.514.37.8-6.823.912.010.1-1.028.79.310.6-11.024.415.69.5-6.919.615.65.20.016.313.014.0-1.720.314.3-0.5-1.816.111.27.0-6.2

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-174.03196-383.0-289.0-269.0-270.0-422.0-250.0-255.0-280.0-458.0-261.0-7852.0-307.0-260.0-203.0-212.0-214.0-200.0-136.0-171.0-298.0-133.0-64.0-119.0-115.0-288.0-109.0-116.0-132.0-177.0-87.0-44.0-38.0-145.0-101.0-7.0169-409.0-101.0-91.01281-380.0-163.0-83.0-135.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-1.934.9-3.8-3.2-3.0-3.1-4.8-2.9-3.0-3.4-5.6-3.2-110.3-4.6-4.0-3.1-3.3-3.3-3.1-2.2-2.9-5.0-2.3-1.1-2.0-1.9-4.7-1.8-1.9-2.3-2.9-1.4-0.7-0.6-2.2-1.6-0.12.7-6.3-1.5-1.419.0-4.4-1.9-0.9-1.6

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-430.0-4520.0-1307.0-253.0-1168.02296-924.0-850.0-1112.0462-1568.0-862.0-1853.0-312.08000-240.0-315.0-485.0107-638.0-571.0-684.0-473.0-1108.0-1246.0-448.0-741.0-898.0-865.0-731.0-821.0-823.01437-642.0-575.0-334.0-403.0-384.0-856.0-711.0-1084.0-843.0166-331.0-453.0-648.0
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-4.7-49.4-12.8-2.8-13.126.6-10.6-10.0-13.25.6-19.2-10.7-26.0-4.6122.1-3.7-4.9-7.61.7-10.4-9.5-11.5-8.3-18.5-21.1-7.5-12.1-15.0-14.3-12.5-13.3-13.522.8-10.5-8.9-5.3-6.4-6.2-13.2-10.8-16.5-12.51.9-3.8-5.1-7.5

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value424-1390.0-88.08179001033111839240-731.0-856.0
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues4.6-15.2-0.99.010.112.012.80.52.8-8.9-12.7

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value30029434531730829728125824523426625315912215311110710413411310610313811311799140105108109150120115110139128123120
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value200253-347.0-31.0-147.0810-785.0279-334.0718-254.0-93.0-42.0187-438.0134208773-369.0183133514-433.011919325-426.0-46.046531-318.0-121.073195-117.0-148.0-92.0267-370.0-144.0-81.0245106-31.0-124.0713
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value3.0101-88.021472.0-21.00.032124-65.0293637-227.0-32.010611729-184.08189-50.013417667-76.0-33.066-91.052-187.0125178-81.0-83.0-60.024-16.024-30.01523-64.087
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1028-66.0160213592337-993.0246411391607-913.02377812875-237.01607938507-439.01531738604-60.01633557626-654.01490933572-402.012049503281.01057812876-105.01321948-34.0-120.01387978619-531.0
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues11.2-0.715.715.026.3-11.528.313.419.0-11.129.110.012.3-3.524.514.37.8-6.823.912.010.1-1.028.79.310.6-11.024.415.69.5-6.919.615.65.20.016.313.014.0-1.720.314.3-0.5-1.816.111.27.0-6.2

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value103721953309861005868-409.09338618633561144689739178645552640525602517556459516531484506473511579478497488489533459480506548520520530376497711469413490394389
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues11.324.03.210.911.310.1-4.711.010.210.54.414.19.711.02.79.88.510.08.29.88.69.38.18.69.08.18.37.98.59.97.88.17.88.08.27.37.78.28.47.97.97.94.45.78.15.44.65.94.64.9

us-gaap:NetIncomeLoss us-gaap:ChangeInAccountingEstimateByType

us-gaap:ContractsAccountedForUnderPercentageOfCompletion


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value122150849788984699125109134117113923166637569798984777310512271126107128
Percentage of NetIncomeLoss11.86.825.59.88.811.3-11.210.614.512.637.610.216.412.417.410.211.411.713.113.117.215.116.814.119.825.214.026.620.922.1
Percentage of Revenues1.31.60.81.11.01.10.51.21.51.31.61.41.61.40.51.01.01.21.11.31.51.41.41.21.82.01.22.11.82.2
Percentage of Revenues us-gaap:ContractsAccountedForUnderPercentageOfCompletion0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value103721953309861005868-409.09338618636571244789739178645552640525602517556459516531484506473511579478497488489533459480506548520520530376497711469
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0184.6108.7114.5100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues11.324.03.210.911.310.1-4.711.010.210.58.115.411.111.02.79.88.510.08.29.88.69.38.18.69.08.18.37.98.59.97.88.17.88.08.27.37.78.28.47.97.97.94.45.78.15.4
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value221829251818343829264.02934192824251732242314292323244142292226474724723550264331333333343138
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-174.03196-383.0-289.0-269.0-270.0-422.0-250.0-255.0-280.0-458.0-261.0-7852.0-307.0-260.0-203.0-212.0-214.0-200.0-136.0-171.0-298.0-133.0-64.0-119.0-115.0-288.0-109.0-116.0-132.0-177.0-87.0-44.0-38.0-145.0-101.0-7.0169-409.0-101.0-91.01281-380.0-163.0-83.0-135.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-1.934.9-3.8-3.2-3.0-3.1-4.8-2.9-3.0-3.4-5.6-3.2-110.3-4.6-4.0-3.1-3.3-3.3-3.1-2.2-2.9-5.0-2.3-1.1-2.0-1.9-4.7-1.8-1.9-2.3-2.9-1.4-0.7-0.6-2.2-1.6-0.12.7-6.3-1.5-1.419.0-4.4-1.9-0.9-1.6

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value230205592287269272471257252284463282199305278217217216312137173298137102115117276109116601869048401356451811641089412246912375103
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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-430.0-4520.0-1307.0-253.0-1168.02296-924.0-850.0-1112.0462-1568.0-862.0-1853.0-312.08000-240.0-315.0-485.0107-638.0-571.0-684.0-473.0-1108.0-1246.0-448.0-741.0-898.0-865.0-731.0-821.0-823.01437-642.0-575.0-334.0-403.0-384.0-856.0-711.0-1084.0-843.0166-331.0-453.0-648.0
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-4.7-49.4-12.8-2.8-13.126.6-10.6-10.0-13.25.6-19.2-10.7-26.0-4.6122.1-3.7-4.9-7.61.7-10.4-9.5-11.5-8.3-18.5-21.1-7.5-12.1-15.0-14.3-12.5-13.3-13.522.8-10.5-8.9-5.3-6.4-6.2-13.2-10.8-16.5-12.51.9-3.8-5.1-7.5

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:ProceedsFromIssuanceOfLongTermDebt


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312012-09-30
Value0.00.00.022390.00.07490.00.00.00.00.00.06000.00.00.00.00.00.00.00.0
Percentage of ProceedsFromIssuanceOfLongTermDebt0.00.00.0100.00.00.0100.00.00.00.00.00.00.0100.00.00.00.00.00.00.00.00.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312013-09-302012-12-312012-09-30
Value36220010000.00.05000.07260.00.00.00.02140.00.01070.00.00.00.00.00.00.00.00.00.0
Percentage of RepaymentsOfLongTermDebt100.0100.0100.00.00.0100.00.0100.00.00.00.00.0100.00.00.0100.00.00.00.00.00.00.00.00.00.00.0

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value248238242242242227222223224211205209209198174174175166158160163159145149153156140143148132134139142130134136138127129137140137137138141129
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value14320000.00.0146344300213171601054168410.00.0261382293984674002823189481091825610757731570710740465456470291292263697585100013117205348507
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateStatedPercentage

noc:TwoThousandFifty


Debt
Period End2020-12-312020-03-23
Value5.250.0525
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations noc:TwoThousandFifty0.00.0

noc:TwoThousandFortyFive


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value3.850.03850.03850.03850.03850.0385
Percentage of DebtInstrumentInterestRateStatedPercentage73.30.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations noc:TwoThousandFortyFive0.00.00.00.00.00.0

noc:TwoThousandFortySeven


Debt
Period End2020-12-312019-12-312018-12-312017-12-31
Value4.030.04030.04030.0403
Percentage of DebtInstrumentInterestRateStatedPercentage76.80.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations noc:TwoThousandFortySeven0.00.00.00.0

noc:TwoThousandFortyThree


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value4.750.04750.04750.04750.04750.04750.04750.0475
Percentage of DebtInstrumentInterestRateStatedPercentage90.50.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations noc:TwoThousandFortyThree0.00.00.00.00.00.00.00.0

noc:TwoThousandThirty


Debt
Period End2020-12-312020-03-23
Value4.40.044
Percentage of DebtInstrumentInterestRateStatedPercentage83.883.8
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations noc:TwoThousandThirty0.00.0

noc:TwoThousandThirtyOne


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value7.750.07750.07750.07750.07750.07750.07750.07750.07750.0775
Percentage of DebtInstrumentInterestRateStatedPercentage147.60.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations noc:TwoThousandThirtyOne0.00.00.00.00.00.00.00.00.00.0

noc:TwoThousandTwenty


Debt
Period End2020-12-312019-12-312018-12-312017-12-31
Value2.080.02080.02080.0208
Percentage of DebtInstrumentInterestRateStatedPercentage39.60.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations noc:TwoThousandTwenty0.00.00.00.0

noc:TwoThousandTwentyEight


Debt
Period End2020-12-312019-12-312018-12-312017-12-31
Value3.250.03250.03250.0325
Percentage of DebtInstrumentInterestRateStatedPercentage61.90.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations noc:TwoThousandTwentyEight0.00.00.00.0

noc:TwoThousandTwentyFive


Debt
Period End2020-12-312019-12-312018-12-312017-12-31
Value2.930.02930.02930.0293
Percentage of DebtInstrumentInterestRateStatedPercentage55.80.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations noc:TwoThousandTwentyFive0.00.00.00.0

noc:TwoThousandTwentyOne


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value3.50.0350.0350.0350.0350.0350.0350.0350.0350.035
Percentage of DebtInstrumentInterestRateStatedPercentage66.70.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations noc:TwoThousandTwentyOne0.00.00.00.00.00.00.00.00.00.0

noc:TwoThousandTwentySeven


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3.20.0320.0320.0320.032
Percentage of DebtInstrumentInterestRateStatedPercentage61.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations noc:TwoThousandTwentySeven0.00.00.00.00.0

noc:TwoThousandTwentyThree


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value3.250.03250.03250.03250.03250.03250.03250.0325
Percentage of DebtInstrumentInterestRateStatedPercentage61.90.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations noc:TwoThousandTwentyThree0.00.00.00.00.00.00.00.0

noc:TwoThousandTwentyTwo


Debt
Period End2020-12-312019-12-312018-12-312017-12-31
Value2.550.02550.02550.0255
Percentage of DebtInstrumentInterestRateStatedPercentage48.60.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations noc:TwoThousandTwentyTwo0.00.00.00.0

noc:TwoYearTermMemberDomain


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1.890.01890.01890.01620.0164
Percentage of DebtInstrumentInterestRateStatedPercentage36.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations noc:TwoYearTermMemberDomain0.00.00.00.00.0

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

srt:Maximum, noc:TwoThousandForty


Debt
Period End2020-12-31
Value5.15
Percentage of DebtInstrumentInterestRateStatedPercentage98.1
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:Maximum noc:TwoThousandForty0.0

srt:Maximum, noc:TwoThousandTwentySix


Debt
Period End2020-12-312019-12-312018-12-31
Value7.880.07880.0788
Percentage of DebtInstrumentInterestRateStatedPercentage150.10.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:Maximum noc:TwoThousandTwentySix0.00.00.0

srt:Minimum, noc:TwoThousandForty


Debt
Period End2020-12-31
Value5.05
Percentage of DebtInstrumentInterestRateStatedPercentage96.2
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:Minimum noc:TwoThousandForty0.0

srt:Minimum, noc:TwoThousandTwentySix


Debt
Period End2020-12-312019-12-312018-12-31
Value7.750.07750.0775
Percentage of DebtInstrumentInterestRateStatedPercentage147.60.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:Minimum noc:TwoThousandTwentySix0.00.00.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value20.427.2-2.015.50.1650.176-0.030.1160.1620.1650.0070.0750.1880.1520.1160.1780.3160.1720.0170.2170.2920.178-0.0070.2920.2790.313-0.0050.3180.3240.2630.0020.310.3260.313-0.0040.340.340.331-0.0090.3110.340.3460.0320.333-0.0960.327
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value0.00.20.00.00.20.00.00.20.00.00.20.00.00.30.00.00.30.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.0100.00.00.0100.00.00.0100.00.00.0100.00.00.0100.00.00.0100.00.0

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-02-282015-03-312014-02-282013-02-28
Value0.00.10.00.00.10.00.00.10.00.00.10.00.00.10.00.00.20.00.00.00.20.20.20.4
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.050.00.00.050.00.00.050.00.00.050.00.00.033.30.00.066.70.00.00.00.00.00.00.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value380235412771218338583549359021523630262628943110
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value14811223748283135223210241156118126429416488
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value307160142263134535552500.00.0
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

noc:AcceleratedShareRepurchase

noc:AcceleratedShareRepurchase


Accelerated
Period End2021-02-01
Value2000
Percentage of AcceleratedShareRepurchase100.0

noc:Counterclaim us-gaap:LitigationCase

noc:Counterclaim

noc:SolysticMatter


Counterclaimus-gaap:
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value0.00.00.00.00.0-4.04.00.00.0-7.01.00.06.00.00.0-4.04.0-4.01.0
Percentage of Counterclaim0.00.00.00.00.0100.0100.00.00.0100.0100.00.0100.00.00.0100.0100.0100.0100.0

noc:IncomeTaxReconciliationDeductionsFDII

noc:IncomeTaxReconciliationDeductionsFDII


Income
Period End2020-12-312020-09-302019-12-312019-09-30
Value9.0302.017
Percentage of IncomeTaxReconciliationDeductionsFDII100.0100.0100.0100.0

noc:IncreaseDecreaseinStockDividendPercentage

noc:IncreaseDecreaseinStockDividendPercentage


Increase
Period End2021-05-312020-05-312019-05-312018-06-302018-05-312018-01-312017-05-312017-05-302016-05-312015-05-312014-05-312013-05-312013-06-302012-05-312012-06-302011-05-31
Value8.00.10.10.090.090.10.110.110.130.140.150.110.110.10.10.06
Percentage of IncreaseDecreaseinStockDividendPercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:NetFASnonservicePensionBenefitExpense

noc:NetFASnonservicePensionBenefitExpense


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value3673672913023033022002002002006691351251207322.0-17.0-18.0
Percentage of NetFASnonservicePensionBenefitExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:NetFASserviceCASpensionadjustment us-gaap:ConsolidationItems

noc:NetFASserviceCASpensionadjustment

us-gaap:MaterialReconcilingItems


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1819102108103105119131107108173176137
Percentage of NetFASserviceCASpensionadjustment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:NondeductibleGoodwillDivestedBusiness

noc:NondeductibleGoodwillDivestedBusiness


Nondeductible
Period End2021-06-302021-03-31
Value0.01200
Percentage of NondeductibleGoodwillDivestedBusiness0.0100.0

noc:OtherComprehensiveIncomeLossForeignCurrencyTranslationandTranslationAdjustmentandOtherNetofTax

noc:OtherComprehensiveIncomeLossForeignCurrencyTranslationandTranslationAdjustmentandOtherNetofTax


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
Value1000000.0-1000000.03000000.06000000.010000000.0-9000000.02000000.00-4000000.04000000.0-5000000.0-3000000.0-3000000.0-3000000.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTranslationandTranslationAdjustmentandOtherNetofTax100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

noc:PreTaxGainOnSaleOfBusiness

noc:PreTaxGainOnSaleOfBusiness


Pre
Period End2021-06-302021-03-31
Value0.02000
Percentage of PreTaxGainOnSaleOfBusiness0.0100.0

noc:RevenuefromContractwithCustomerPercentage us-gaap:ContractWithCustomerBasisOfPricing

noc:RevenuefromContractwithCustomerPercentage

us-gaap:FixedPriceContract


Revenuefrom
Period End2021-06-302020-06-30
Value50.051.0
Percentage of RevenuefromContractwithCustomerPercentage100.0100.0

us-gaap:TimeAndMaterialsContract


Revenuefrom
Period End2021-06-302020-06-30
Value50.049.0
Percentage of RevenuefromContractwithCustomerPercentage100.096.1

noc:RevenuefromContractwithCustomerPercentage us-gaap:ContractWithCustomerBasisOfPricing, us-gaap:StatementBusinessSegments

us-gaap:FixedPriceContract, noc:AeronauticsSystems


Revenuefrom
Period End2021-06-302020-06-30
Value53.051.0
Percentage of RevenuefromContractwithCustomerPercentage106.0100.0

us-gaap:FixedPriceContract, noc:DefenseSystems


Revenuefrom
Period End2021-06-302020-06-30
Value65.066.0
Percentage of RevenuefromContractwithCustomerPercentage130.0129.4

us-gaap:FixedPriceContract, noc:MissionSystems


Revenuefrom
Period End2021-06-302020-06-30
Value65.060.0
Percentage of RevenuefromContractwithCustomerPercentage130.0117.6

us-gaap:FixedPriceContract, noc:SpaceSystems


Revenuefrom
Period End2021-06-302020-06-30
Value25.027.0
Percentage of RevenuefromContractwithCustomerPercentage50.052.9

us-gaap:TimeAndMaterialsContract, noc:AeronauticsSystems


Revenuefrom
Period End2021-06-302020-06-30
Value47.049.0
Percentage of RevenuefromContractwithCustomerPercentage94.096.1

us-gaap:TimeAndMaterialsContract, noc:DefenseSystems


Revenuefrom
Period End2021-06-302020-06-30
Value35.034.0
Percentage of RevenuefromContractwithCustomerPercentage70.066.7

us-gaap:TimeAndMaterialsContract, noc:MissionSystems


Revenuefrom
Period End2021-06-302020-06-30
Value35.040.0
Percentage of RevenuefromContractwithCustomerPercentage70.078.4

us-gaap:TimeAndMaterialsContract, noc:SpaceSystems


Revenuefrom
Period End2021-06-302020-06-30
Value75.073.0
Percentage of RevenuefromContractwithCustomerPercentage150.0143.1

noc:RevenuefromContractwithCustomerPercentage us-gaap:MajorCustomers

noc:International


Revenuefrom
Period End2021-06-302020-06-30
Value13.014.0
Percentage of RevenuefromContractwithCustomerPercentage26.027.5

noc:OtherCustomers


Revenuefrom
Period End2021-06-302020-06-30
Value1.02.0
Percentage of RevenuefromContractwithCustomerPercentage2.03.9

noc:USGovernment


Revenuefrom
Period End2021-06-302020-06-30
Value86.084.0
Percentage of RevenuefromContractwithCustomerPercentage172.0164.7

noc:RevenuefromContractwithCustomerPercentage us-gaap:MajorCustomers, us-gaap:StatementBusinessSegments

noc:International, noc:AeronauticsSystems


Revenuefrom
Period End2021-06-302020-06-30
Value12.014.0
Percentage of RevenuefromContractwithCustomerPercentage24.027.5

noc:International, noc:DefenseSystems


Revenuefrom
Period End2021-06-302020-06-30
Value23.017.0
Percentage of RevenuefromContractwithCustomerPercentage46.033.3

noc:International, noc:MissionSystems


Revenuefrom
Period End2021-06-302020-06-30
Value16.019.0
Percentage of RevenuefromContractwithCustomerPercentage32.037.3

noc:IntersegmentSales, noc:AeronauticsSystems


Revenuefrom
Period End2021-06-302020-06-30
Value2.01.0
Percentage of RevenuefromContractwithCustomerPercentage4.02.0

noc:IntersegmentSales, noc:DefenseSystems


Revenuefrom
Period End2021-06-302020-06-30
Value14.010.0
Percentage of RevenuefromContractwithCustomerPercentage28.019.6

noc:IntersegmentSales, noc:MissionSystems


Revenuefrom
Period End2021-06-302020-06-30
Value10.07.0
Percentage of RevenuefromContractwithCustomerPercentage20.013.7

noc:OtherCustomers, noc:DefenseSystems


Revenuefrom
Period End2021-06-302020-06-30
Value1.04.0
Percentage of RevenuefromContractwithCustomerPercentage2.07.8

noc:USGovernment, noc:AeronauticsSystems


Revenuefrom
Period End2021-06-302020-06-30
Value86.085.0
Percentage of RevenuefromContractwithCustomerPercentage172.0166.7

noc:USGovernment, noc:DefenseSystems


Revenuefrom
Period End2021-06-302020-06-30
Value62.069.0
Percentage of RevenuefromContractwithCustomerPercentage124.0135.3

noc:RevenuefromContractwithCustomerPercentage us-gaap:StatementGeographical

srt:AsiaPacific


Revenuefrom
Period End2021-06-302020-06-30
Value5.06.0
Percentage of RevenuefromContractwithCustomerPercentage10.011.8

srt:Europe


Revenuefrom
Period End2021-06-302020-06-30
Value6.05.0
Percentage of RevenuefromContractwithCustomerPercentage12.09.8

noc:RevenuefromContractwithCustomerPercentage us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

country:US, noc:AeronauticsSystems


Revenuefrom
Period End2021-06-302020-06-30
Value88.086.0
Percentage of RevenuefromContractwithCustomerPercentage176.0168.6

country:US, noc:DefenseSystems


Revenuefrom
Period End2021-06-302020-06-30
Value73.082.0
Percentage of RevenuefromContractwithCustomerPercentage146.0160.8

country:US, noc:MissionSystems


Revenuefrom
Period End2021-06-302020-06-30
Value82.079.0
Percentage of RevenuefromContractwithCustomerPercentage164.0154.9

noc:AllOtherGeographicRegionDomain, noc:AeronauticsSystems


Revenuefrom
Period End2021-06-302020-06-30
Value1.02.0
Percentage of RevenuefromContractwithCustomerPercentage2.03.9

noc:AllOtherGeographicRegionDomain, noc:DefenseSystems


Revenuefrom
Period End2021-06-302020-06-30
Value11.08.0
Percentage of RevenuefromContractwithCustomerPercentage22.015.7

srt:AsiaPacific, noc:DefenseSystems


Revenuefrom
Period End2021-06-302020-06-30
Value10.06.0
Percentage of RevenuefromContractwithCustomerPercentage20.011.8

srt:AsiaPacific, noc:MissionSystems


Revenuefrom
Period End2021-06-302020-06-30
Value4.09.0
Percentage of RevenuefromContractwithCustomerPercentage8.017.6

srt:Europe, noc:AeronauticsSystems


Revenuefrom
Period End2021-06-302020-06-30
Value4.05.0
Percentage of RevenuefromContractwithCustomerPercentage8.09.8

srt:Europe, noc:DefenseSystems


Revenuefrom
Period End2021-06-302020-06-30
Value6.04.0
Percentage of RevenuefromContractwithCustomerPercentage12.07.8

srt:Europe, noc:MissionSystems


Revenuefrom
Period End2021-06-302020-06-30
Value11.09.0
Percentage of RevenuefromContractwithCustomerPercentage22.017.6

noc:UnallowableStateTaxesAndTransactionsCostsFromDivestiture

noc:UnallowableStateTaxesAndTransactionsCostsFromDivestiture


Unallowable
Period End2021-03-31
Value192
Percentage of UnallowableStateTaxesAndTransactionsCostsFromDivestiture100.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CapitalExpendituresIncurredButNotYetPaid


Capital
Period End2021-06-302021-03-312020-06-302020-03-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-2.0587.0927.04.020596.010.010.0
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:CommonStockDividendsPerShareDeclared


Common
Period End2021-05-312021-06-302021-03-312020-12-312020-09-302020-05-312020-06-302020-03-312019-12-312019-09-302019-05-312019-06-302019-03-312018-12-312018-09-302018-06-302018-05-312018-03-312018-01-312017-12-312017-09-302017-05-312017-05-302017-06-302017-03-312016-12-312016-09-302016-05-312016-06-302016-03-312015-12-312015-09-302015-05-312015-06-302015-03-312014-12-312014-09-302014-05-312014-06-302014-03-312013-12-312013-09-302013-05-312013-06-302013-03-312012-12-312012-09-302012-05-312012-06-302012-03-312011-12-312011-09-302011-05-312011-06-302011-03-312010-12-312010-09-302010-05-312010-06-302010-03-312009-05-312009-06-302009-03-312008-06-302008-03-31
Value1.571.571.451.451.451.451.451.321.321.321.321.321.21.21.21.21.21.11.11.01.01.01.01.00.90.90.90.90.90.80.80.80.80.80.70.70.70.70.70.610.610.610.610.610.550.550.550.550.550.50.50.50.50.50.470.470.470.470.470.430.430.430.40.40.37
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConcentrationRiskPercentage1

us-gaap:ConcentrationRiskPercentage1


Concentration
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value100.0100.01.01.01.01.01.01.01.01.01.01.01.0
Percentage of ConcentrationRiskPercentage1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerLiabilityRevenueRecognized


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value4821100100232442781100209333674100168364706200162272578
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod

us-gaap:ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value160202119124125136761421541661931491561336.0122101145
Percentage of ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxesAndTaxCredits

us-gaap:DeferredIncomeTaxesAndTaxCredits


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-122.01.0-159.020013156-533.0-24.015335819338-55.0524126-31.0-16.04976-54.0-35.040726-65.020414055-19.04039562.031
Percentage of DeferredIncomeTaxesAndTaxCredits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-1.01.01.01.01.0-1.0-1.00.0-1.0-5.0-5.0-6.0-5.0-7.0-4.0-6.0-5.0
Percentage of DefinedBenefitPlanAmortizationOfPriorServiceCostCredit100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-2.0-2.0-14.0-15.0-15.0-15.0-15.0-15.0-14.0-15.0-14.0-15.0-14.0-15.0-14.0-14.0-14.0-15.0
Percentage of DefinedBenefitPlanAmortizationOfPriorServiceCostCredit200.00.0-1400.0-1500.0-1500.0-1500.01500.01500.00.01500.0280.0300.0233.3300.0200.0350.0233.3300.0

us-gaap:DefinedBenefitPlanContributionsByEmployer us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanContributionsByEmployer

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value10.0116.07.011128.010.012126.010.0111110.0111311
Percentage of DefinedBenefitPlanContributionsByEmployer100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2627781242620157182323522732322525202823
Percentage of DefinedBenefitPlanContributionsByEmployer260.0245.513016.7342.9236.4166.71962.5180.0191.7191.7866.72730.0209.1200.05250.0181.8215.4209.1

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value272625262526232323232626242522222322
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value629628594594594594525525526525573571544529471471472471
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets2329.62415.42376.02284.62376.02284.62282.62282.62287.02282.62203.82196.22266.72116.02140.92140.92052.22140.9

us-gaap:DefinedBenefitPlanInterestCost us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanInterestCost

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value141317171617202020201820191921212121
Percentage of DefinedBenefitPlanInterestCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value264263306307306307340340340340320316300290297312312313
Percentage of DefinedBenefitPlanInterestCost1885.72023.11800.01805.91912.51805.91700.01700.01700.01700.01777.81580.01578.91526.31414.31485.71485.71490.5

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-10.0-9.0-1.0-4.0-3.0-4.0170.01.00.0-49.0-8.0-6.0-6.00.02.02.02.0
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-264.0-263.0845-200.0-201.0-200.01674-108.0-108.0-108.0133-33.0-25.0-21.010895114115
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost2640.02922.2-84500.05000.06700.05000.09847.10.0-10800.00.0-271.4412.5416.7350.00.04750.05700.05750.0

us-gaap:DefinedBenefitPlanServiceCost us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanServiceCost

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value4.04.04.04.05.04.04.04.04.04.06.05.05.05.07.05.06.05.0
Percentage of DefinedBenefitPlanServiceCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1031041031021021029192929210310210099133979797
Percentage of DefinedBenefitPlanServiceCost2575.02600.02575.02550.02040.02550.02275.02300.02300.02300.01716.72040.02000.01980.01900.01940.01616.71940.0

us-gaap:DefinedContributionPlanEmployerDiscretionaryContributionAmount

us-gaap:DefinedContributionPlanEmployerDiscretionaryContributionAmount


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value1112661181161002561049888191107104881047791779970837187647765857263747372637575756676
Percentage of DefinedContributionPlanEmployerDiscretionaryContributionAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationRevenue

us-gaap:DisposalGroupIncludingDiscontinuedOperationRevenue


Disposal
Period End2021-06-302021-03-312020-06-302020-03-312010-03-31
Value0.0162585559136
Percentage of DisposalGroupIncludingDiscontinuedOperationRevenue0.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock us-gaap:StatementEquityComponents

us-gaap:DividendsCommonStock

us-gaap:RetainedEarnings


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value254235242244242223222226226206206211210195176175177159161162163147149150155142144149151134136139146131134139138128129137139138136138142129
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSaleOfBusiness

us-gaap:GainLossOnSaleOfBusiness


Gain
Period End2021-06-302021-03-31
Value0.01980
Percentage of GainLossOnSaleOfBusiness0.0100.0

us-gaap:IncomeLossFromIndividuallySignificantComponentDisposedOfOrHeldForSaleExcludingDiscontinuedOperationsAttributableToParentBeforeIncomeTax

us-gaap:IncomeLossFromIndividuallySignificantComponentDisposedOfOrHeldForSaleExcludingDiscontinuedOperationsAttributableToParentBeforeIncomeTax


Income
Period End2021-06-302021-03-312020-06-302020-03-31
Value0.0206051
Percentage of IncomeLossFromIndividuallySignificantComponentDisposedOfOrHeldForSaleExcludingDiscontinuedOperationsAttributableToParentBeforeIncomeTax0.0100.0100.0100.0

us-gaap:IncomeTaxReconciliationTaxCreditsResearch

us-gaap:IncomeTaxReconciliationTaxCreditsResearch


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302015-12-312015-09-30
Value4852714548414589363130106222075456021
Percentage of IncomeTaxReconciliationTaxCreditsResearch100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


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
Value387-589.0436657459-833.0297687113-480.0506297168-590.0580269156-466.0490-5.077-364.0326-88.019-889.042574167-755.0127134130-560.039383182-635.0507-91.0-130.0-627.0747129-91.0-455.0
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable


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
Value-147.01028-349.0-219.032010.0-29.0-228.054140-144.0-300.0-11.0197-99.0-148.0-62.0152-70.0-7.051174-268.089-52.0366-117.098-176.0279-90.032-149.0209-107.054-191.0169-36.0-5.0-280.028995-50.0-234.0163
Percentage of IncreaseDecreaseInAccruedIncomeTaxesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInContractWithCustomerAsset

us-gaap:IncreaseDecreaseInContractWithCustomerAsset


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-45.0357-580.0260-458.0584120-101.0759
Percentage of IncreaseDecreaseInContractWithCustomerAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPensionAndPostretirementObligations

us-gaap:IncreaseDecreaseInPensionAndPostretirementObligations


Increase
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-314.0-974.0-231.0-236.0-237.0-281.0-137.0-143.0-142.0-636.0-320.0-71.0-56.0-426.070798675109104105556062-440.0-22.0-3.0-6.0145066-468.07128-236.06077-488.024-474.034-265.074-220.085
Percentage of IncreaseDecreaseInPensionAndPostretirementObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-64.0382510672-56.0-3.0332523-53.0166-44.0-13.0-5.061-21.046-34.0151-11.04.0-16.021-32.0-16.0-43.07.0176.0-2.059-15.09.0-25.0-5.0-24.0119-5.0-6.0-8.03.0-40.0-3.02.03.0
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value500000.0400000.0-100000.0500000.0400000.0700000.00800000.0600000.0700000.00800000.0900000.01100000.0100000.01100000.01000000.01300000.0-100000.01500000.01400000.02100000.002100000.01900000.02800000.0100000.03000000.02800000.04100000.0100000.04400000.03500000.04600000.0200000.04900000.03900000.04900000.004400000.04600000.05100000.0300000.04100000.04200000.03600000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LossContingencyDamagesSoughtValue noc:ClaimAmount, us-gaap:LitigationCase

us-gaap:LossContingencyDamagesSoughtValue

noc:Incrementalclaim, noc:SolysticMatter


Loss
Period End2020-09-302020-06-302019-09-302019-06-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value0.00.00.00.00.00.0150.0-15.00.015-15.0-16.0
Percentage of LossContingencyDamagesSoughtValue0.00.00.00.00.00.0100.00.0100.00.0100.0100.0100.0

noc:InitialClaim, noc:SolysticMatter


Loss
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value0.00.00.00.00.00.00.00.00.062-62.0611.0-62.062-1.01.067
Percentage of LossContingencyDamagesSoughtValue0.00.00.00.00.00.00.00.00.00.00.0406.70.0413.30.0-6.7-6.7-418.8

us-gaap:LossContingencyDamagesSoughtValue us-gaap:LitigationCase

noc:SolysticMatter


Loss
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value0.00.00.00.00.00.082-82.00.00.00.0761.0-1.0-76.0770.00.0
Percentage of LossContingencyDamagesSoughtValue0.00.00.00.00.00.00.00.00.00.00.0506.70.06.70.0513.3-0.0-0.0

us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax

us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-2000000.0-2000000.0-10000000.0-11000000.0-10000000.0-12000000.0-12000000.0-11000000.0-15000000.0-15000000.0-15000000.0
Percentage of OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncashIncomeExpense

us-gaap:OtherNoncashIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value49-30.0462036-68.08.0164.031-38.05415-2.01.0-4.026207824176.02024-20.01219256.019-19.02.0-44.027-8.01.04.0156.0-48.0-50.026-17.027
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromOtherInvestingActivities


Payments
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.0-1.00.0-2.0-49.0-7.03.0-4.0-5.0-21.0-4.02.0-18.0-14.0-5.0-2.0-112.0-1.0-2.00.0-4.0-38.04.0-2.0120.00.072-9.0-3.0-4.0-2.010.0-6.0-1.00.0-35.0-4.0-2.0-7.012-7.0-3.02.0
Percentage of PaymentsForProceedsFromOtherInvestingActivities0.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value1.0300.02.01.0632.00.02.0611.04.01.0791.00.01.0901.02.0131373.0111.0171
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromDivestitureOfBusinesses

us-gaap:ProceedsFromDivestitureOfBusinesses


Proceeds
Period End2021-06-302021-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value0.034000.00.00.00.00.01429
Percentage of ProceedsFromDivestitureOfBusinesses0.0100.00.00.00.00.00.0100.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-2.0-52.00.018-29.0-46.0-1.0-3.0-2.00.0-1.0-5.0-1.0-21.0-57.0-40.0-1.00.0-6.0-9.05.01.0-10.0-11.0-2.0-67.09.02.014-29.0-3.08.0-13.0-73.0-10.0-5.0-2.0-61.0-9.0-3.01.05.0-5.02.0
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RedemptionPremium

us-gaap:RedemptionPremium


Redemption
Period End2021-06-302021-03-31
Value0.054
Percentage of RedemptionPremium0.0100.0

us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RepaymentsOfLinesOfCredit


Repayments
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value0.06.07.0110.0200.0300140.0
Percentage of RepaymentsOfLinesOfCredit0.0100.0100.0100.00.0100.00.0100.0100.00.0

us-gaap:RepaymentsOfNotesPayable us-gaap:SubsequentEventType

us-gaap:RepaymentsOfNotesPayable

us-gaap:SubsequentEvent


Repayments
Period End2020-10-15
Value1000
Percentage of RepaymentsOfNotesPayable100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value13-11.0302310.00.00.00.00.00.00.034-44.028160.00.00.00.00.00.00.0564644-7.062100145-33.011013189298151824968436984
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.00.00.00.00.00.00.0100.0100.0100.0100.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetainedEarnings


Stock
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value8.00.00.09.0-45.0323729-35.03.0260.0-35.00.09.024-72.0322218-122.0202224-37.00.00.00.00.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation61.50.00.090.00.00.00.00.00.00.00.00.079.50.056.20.00.00.00.00.00.00.00.00.00.00.00.00.0-0.0

us-gaap:StockRepurchasedAndRetiredDuringPeriodShares us-gaap:ShareRepurchaseProgram

us-gaap:StockRepurchasedAndRetiredDuringPeriodShares

noc:December2018ShareRepurchaseOriginalAuthorization


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value0.65.90.00.00.40.1
Percentage of StockRepurchasedAndRetiredDuringPeriodShares100.0100.00.00.0100.0100.0

noc:September2015ShareRepurchaseOriginalAuthorization


Stock
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value0.00.00.00.90.90.60.61.13.10.50.20.00.00.10.60.91.72.21.90.10.00.00.00.00.0
Percentage of StockRepurchasedAndRetiredDuringPeriodShares0.00.00.0900.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-21.0390.00.00.00.00.00.0340.00.00.00.00.00.056473365606937454824254792832922566386359856.0117165384477
Percentage of StockRepurchasedAndRetiredDuringPeriodValue100.0100.00.00.00.00.00.00.0100.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.06.00.00.00.01.01.00.01.01.03.01.00.00.00.00.01.01.01.03.01.02.01.06.07.05.04.06.06.05.06.08.07.06.07.05.05.04.01212160.02.03.07.08.0
Percentage of StockRepurchasedAndRetiredDuringPeriodValue-4.815.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.07.112.81.80.90.91.11.51.41.51.81.71.61.91.91.60.01.71.81.81.7

us-gaap:RetainedEarnings


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value13419550.00.0131348302215172621046164150.00.02013621539446840228428293910798545387013980.00.00.0
Percentage of StockRepurchasedAndRetiredDuringPeriodValue-638.15012.80.00.00.00.00.00.00.00.00.00.044.10.00.00.00.00.00.00.00.00.00.00.00.00.0960.71491.5118.50.00.00.0

us-gaap:StockholdersEquityOther us-gaap:StatementEquityComponents

us-gaap:StockholdersEquityOther

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-12-312020-09-30
Value1.0-6.0
Percentage of StockholdersEquityOther100.0100.0

us-gaap:RetainedEarnings


Stockholders
Period End2020-09-302020-06-302020-03-312019-06-302019-03-31
Value0.00.0110.00.0
Percentage of StockholdersEquityOther-0.00.00.00.00.0

us-gaap:TreasuryStockAcquiredAverageCostPerShare us-gaap:ShareRepurchaseProgram

us-gaap:TreasuryStockAcquiredAverageCostPerShare

noc:December2018ShareRepurchaseOriginalAuthorization


Treasury
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value40.34289.47019.98306.220000
Percentage of TreasuryStockAcquiredAverageCostPerShare100.0100.00.0100.0100.00.00.00.00.0

us-gaap:TreasuryStockSharesRetired us-gaap:ShareRepurchaseProgram

us-gaap:TreasuryStockSharesRetired

noc:December2018ShareRepurchaseOriginalAuthorization


Treasury
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.66.40.00.40.10.00.00.00.0
Percentage of TreasuryStockSharesRetired100.0100.00.0100.0100.00.00.00.00.0

us-gaap:TreasuryStockValueAcquiredParValueMethod us-gaap:ShareRepurchaseProgram

us-gaap:TreasuryStockValueAcquiredParValueMethod

noc:December2018ShareRepurchaseOriginalAuthorization


Treasury
Period End2021-06-302021-03-31
Value4001900
Percentage of TreasuryStockValueAcquiredParValueMethod100.0100.0

us-gaap:UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions

us-gaap:UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions


Unrecognized
Period End2020-12-312020-09-302019-12-312019-09-30
Value-24.021973294
Percentage of UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions100.0100.0100.0100.0

dei:EntityCommonStockSharesOutstanding

dei:EntityCommonStockSharesOutstanding


Entity
Period End2021-07-262021-04-262021-01-252020-10-19
Value160160166166
Percentage of EntityCommonStockSharesOutstanding100.0100.0100.0100.0

noc:A2021NoteFaceAmount

noc:A2021NoteFaceAmount


A2021
Period End2021-03-01
Value700
Percentage of A2021NoteFaceAmount100.0

noc:A2022NoteFaceAmount

noc:A2022NoteFaceAmount


A2022
Period End2021-03-01
Value1500
Percentage of A2022NoteFaceAmount100.0

noc:AcceleratedShareRepurchaseFinalDeliveryPossibleSettlementShares

noc:AcceleratedShareRepurchaseFinalDeliveryPossibleSettlementShares


Accelerated
Period End2021-06-01
Value200000.0
Percentage of AcceleratedShareRepurchaseFinalDeliveryPossibleSettlementShares100.0

noc:AcceleratedShareRepurchaseInitialReceiptMonetary

noc:AcceleratedShareRepurchaseInitialReceiptMonetary


Accelerated
Period End2021-02-01
Value1700
Percentage of AcceleratedShareRepurchaseInitialReceiptMonetary100.0

noc:AcceleratedShareRepurchaseInitialReceiptShares

noc:AcceleratedShareRepurchaseInitialReceiptShares


Accelerated
Period End2021-02-01
Value5900000.0
Percentage of AcceleratedShareRepurchaseInitialReceiptShares100.0

noc:AcceleratedShareRepurchasePayment

noc:AcceleratedShareRepurchasePayment


Accelerated
Period End2021-02-01
Value2000
Percentage of AcceleratedShareRepurchasePayment100.0

noc:AcceleratedShareRepurchaseSharePrice

noc:AcceleratedShareRepurchaseSharePrice


Accelerated
Period End2021-06-01
Value327.29
Percentage of AcceleratedShareRepurchaseSharePrice100.0

noc:ActualPercentReturnOnPlanAssets

noc:ActualPercentReturnOnPlanAssets


Actual
Period End2020-12-312019-12-31
Value16.219.1
Percentage of ActualPercentReturnOnPlanAssets100.0100.0

noc:AllowanceForExpectedCreditLossesUnbilledReceivables

noc:AllowanceForExpectedCreditLossesUnbilledReceivables


Allowance
Period End2020-12-312019-12-31
Value4045
Percentage of AllowanceForExpectedCreditLossesUnbilledReceivables100.0100.0

noc:DeferredTaxAssetLeaseLiabilities

noc:DeferredTaxAssetLeaseLiabilities


Deferred
Period End2020-12-312019-12-312018-12-31
Value4354110.0
Percentage of DeferredTaxAssetLeaseLiabilities100.0100.00.0

noc:DeferredTaxLiabilitiesPurchaseIntangibles

noc:DeferredTaxLiabilitiesPurchaseIntangibles


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value2012623469.0
Percentage of DeferredTaxLiabilitiesPurchaseIntangibles100.0100.0100.0100.0

noc:DefinedBenefitPlanBenefitObligationCashBalanceCreditingRateAssumedforNextFiscalYear us-gaap:RetirementPlanType

noc:DefinedBenefitPlanBenefitObligationCashBalanceCreditingRateAssumedforNextFiscalYear

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2.250.02390.030.02750.031
Percentage of DefinedBenefitPlanBenefitObligationCashBalanceCreditingRateAssumedforNextFiscalYear100.0100.0100.0100.0100.0

noc:DefinedBenefitPlanBenefitObligationUltimateCashBalanceCreditingRate us-gaap:RetirementPlanType

noc:DefinedBenefitPlanBenefitObligationUltimateCashBalanceCreditingRate

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2.250.02640.03250.030.036
Percentage of DefinedBenefitPlanBenefitObligationUltimateCashBalanceCreditingRate100.0100.0100.0100.0100.0

noc:DisposalGroupIncludingDiscontinuedOperationContractWithCustomerLiabilityCurrent

noc:DisposalGroupIncludingDiscontinuedOperationContractWithCustomerLiabilityCurrent


Disposal
Period End2020-12-31
Value31
Percentage of DisposalGroupIncludingDiscontinuedOperationContractWithCustomerLiabilityCurrent100.0

noc:DisposalGroupIncludingDiscontinuedOperationEmployeeRelatedLiabilitiesCurrent

noc:DisposalGroupIncludingDiscontinuedOperationEmployeeRelatedLiabilitiesCurrent


Disposal
Period End2020-12-31
Value59
Percentage of DisposalGroupIncludingDiscontinuedOperationEmployeeRelatedLiabilitiesCurrent100.0

noc:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityNoncurrent

noc:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityNoncurrent


Disposal
Period End2020-12-31
Value27
Percentage of DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityNoncurrent100.0

noc:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseROUAssets

noc:DisposalGroupIncludingDiscontinuedOperationOperatingLeaseROUAssets


Disposal
Period End2020-12-31
Value38
Percentage of DisposalGroupIncludingDiscontinuedOperationOperatingLeaseROUAssets100.0

noc:DisposalGroupIncludingDiscontinuedOperationUnbilledReceivablesNet

noc:DisposalGroupIncludingDiscontinuedOperationUnbilledReceivablesNet


Disposal
Period End2020-12-31
Value269
Percentage of DisposalGroupIncludingDiscontinuedOperationUnbilledReceivablesNet100.0

noc:InternationalandOtherReceivableProgressPaymentsOffset us-gaap:AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyType

noc:InternationalandOtherReceivableProgressPaymentsOffset

noc:InternationalandOtherCustomers


Internationaland
Period End2020-12-312019-12-312018-12-31
Value288131933030
Percentage of InternationalandOtherReceivableProgressPaymentsOffset100.0100.0100.0

noc:InventoriedCostsNetOfProgressPayments

noc:InventoriedCostsNetOfProgressPayments


Inventoried
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
Value430466377683716704636596688750952964
Percentage of InventoriedCostsNetOfProgressPayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:LesseeOperatingLeaseLeaseNotyetCommencedValue

noc:LesseeOperatingLeaseLeaseNotyetCommencedValue


Lessee
Period End2020-12-31
Value361
Percentage of LesseeOperatingLeaseLeaseNotyetCommencedValue100.0

noc:PriorServiceCostTaxExpense

noc:PriorServiceCostTaxExpense


Prior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.02.03.06.010.0131721242832
Percentage of PriorServiceCostTaxExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:RestrictedStockRightsandRestrictedPerformanceStockRightsGrantDateAggregateFairValue

noc:RestrictedStockRightsandRestrictedPerformanceStockRightsGrantDateAggregateFairValue


Restricted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value8888919187929291119114879291868888878989888790101
Percentage of RestrictedStockRightsandRestrictedPerformanceStockRightsGrantDateAggregateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

noc:StandbyUnusedLettersOfCreditandbankguarantees

noc:StandbyUnusedLettersOfCreditandbankguarantees


Standby
Period End2021-06-302021-03-312020-12-312020-09-30
Value499480456465
Percentage of StandbyUnusedLettersOfCreditandbankguarantees100.0100.0100.0100.0

noc:SuretyBondOutstanding

noc:SuretyBondOutstanding


Surety
Period End2021-06-302021-03-312020-12-312020-09-30
Value79809477
Percentage of SuretyBondOutstanding100.0100.0100.0100.0

noc:UnbilledContractReceivablenetofprogressandperformancebasedpayments

noc:UnbilledContractReceivablenetofprogressandperformancebasedpayments


Unbilled
Period End2020-12-312019-12-312018-12-312017-12-31
Value5180537950653504
Percentage of UnbilledContractReceivablenetofprogressandperformancebasedpayments100.0100.0100.0100.0

noc:UnbilledContractReceivablenetofprogressandperformancebasedpayments us-gaap:AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyType

noc:InternationalandOtherCustomers


Unbilled
Period End2020-12-312019-12-312018-12-312017-12-31
Value480870781438
Percentage of UnbilledContractReceivablenetofprogressandperformancebasedpayments9.316.215.412.5

noc:USGovernment


Unbilled
Period End2020-12-312019-12-312018-12-312017-12-31
Value4700450942843066
Percentage of UnbilledContractReceivablenetofprogressandperformancebasedpayments90.783.884.687.5

noc:YearlyDiscountRateChangeInBasisPoints

noc:YearlyDiscountRateChangeInBasisPoints


Yearly
Period End2020-12-312019-12-31
Value-71.0-92.0
Percentage of YearlyDiscountRateChangeInBasisPoints100.0100.0

us-gaap:AccountsReceivableGrossCurrent

us-gaap:AccountsReceivableGrossCurrent


Accounts
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
Value153413591482405533622900287427542918301840883439
Percentage of AccountsReceivableGrossCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsReceivableGrossCurrent us-gaap:AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyType

noc:InternationalandOtherCustomers


Accounts
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value5783293186491163835682
Percentage of AccountsReceivableGrossCurrent37.724.221.516.034.628.823.7

noc:USGovernment


Accounts
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value9561030116434062199206521922012
Percentage of AccountsReceivableGrossCurrent62.375.878.584.065.471.276.373.1

us-gaap:AccrualForEnvironmentalLossContingencies

us-gaap:AccrualForEnvironmentalLossContingencies


Accrual
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value611621614563570533531543547473461469463416410416393402385394371377370368374377381381383337338341347
Percentage of AccrualForEnvironmentalLossContingencies100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccrualForEnvironmentalLossContingencies us-gaap:BalanceSheetLocation

us-gaap:OtherCurrentLiabilities


Accrual
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value2502462371651731631481631671721591631551511481441241271191151011101131111311481421351321101009298
Percentage of AccrualForEnvironmentalLossContingencies40.939.638.629.330.430.627.930.030.536.434.534.833.536.336.134.631.631.630.929.227.229.230.530.235.039.337.335.434.532.629.627.028.2

us-gaap:OtherNoncurrentLiabilities


Accrual
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value361375377398397370383380380301302306308265262272269275266279270267257257243229239246251227238249249
Percentage of AccrualForEnvironmentalLossContingencies59.160.461.470.769.669.472.170.069.563.665.565.266.563.763.965.468.468.469.170.872.870.869.569.865.060.762.764.665.567.470.473.071.8

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value-6.0-8.0-10.0-20.0-30.0-41.0-51.0-98.0539054745560458651165215531754164939504051405241502851245220531628732904293930004553463147104790333333833437348721812203221727623059
Percentage of AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax


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-138.0-139.0-138.0-141.0-147.0-157.0-147.0-148.0-145.0-143.0-144.0-140.0-138.0-138.0-136.0-132.0-132.0-128.0-132.0-101.0-95.0-86.0-82.0-72.0-57.0-70.0-41.0-6.020201812-3.0-12.04.0-1.0-13.02.0-4.02.027270.041
Percentage of AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
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
Value333334796359686960543145
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation


Assets
Period End2020-12-312010-12-31
Value16355212
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperation100.0100.0

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent


Assets
Period End2020-12-312011-12-312011-09-302011-06-302010-12-31
Value16350.00.00.05212
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent100.00.00.00.0100.0

us-gaap:CashSurrenderValueOfLifeInsurance

us-gaap:CashSurrenderValueOfLifeInsurance


Cash
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312011-06-302011-03-312010-12-312009-12-31
Value419380316340304284290287271257263263257242
Percentage of CashSurrenderValueOfLifeInsurance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetNetCurrent

us-gaap:ContractWithCustomerAssetNetCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value541855192623572354605918309731093914356123901704
Percentage of ContractWithCustomerAssetNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


Debt
Period End2020-12-312013-03-312012-12-312012-09-302011-12-312011-06-302011-03-312010-12-312009-12-31
Value1509139423935393639404000400048004300
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentUnamortizedDiscountPremiumNet

us-gaap:DebtInstrumentUnamortizedDiscountPremiumNet


Debt
Period End2020-12-31
Value13
Percentage of DebtInstrumentUnamortizedDiscountPremiumNet100.0

us-gaap:DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible

us-gaap:DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible


Decrease
Period End2020-09-302018-06-302016-06-30
Value5011570
Percentage of DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible100.0100.0100.0

us-gaap:DeferredCompensationCashBasedArrangementsLiabilityCurrent us-gaap:Range, us-gaap:AwardType

us-gaap:DeferredCompensationCashBasedArrangementsLiabilityCurrent

srt:Maximum, noc:CashUnitsAndCashPerformanceUnits


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value175203205201199
Percentage of DeferredCompensationCashBasedArrangementsLiabilityCurrent100.0100.0100.0100.0100.0

srt:Minimum, noc:CashUnitsAndCashPerformanceUnits


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3136363839
Percentage of DeferredCompensationCashBasedArrangementsLiabilityCurrent17.717.717.618.919.6

us-gaap:DeferredCompensationCashbasedArrangementsLiabilityCurrentAndNoncurrent us-gaap:Range, us-gaap:AwardType

us-gaap:DeferredCompensationCashbasedArrangementsLiabilityCurrentAndNoncurrent

srt:Maximum, noc:CashUnitsAndCashPerformanceUnits


Deferred
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
Value178177175175175203203203205205196199
Percentage of DeferredCompensationCashbasedArrangementsLiabilityCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:Minimum, noc:CashUnitsAndCashPerformanceUnits


Deferred
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
Value313131313136363636363536
Percentage of DeferredCompensationCashbasedArrangementsLiabilityCurrentAndNoncurrent17.417.517.717.717.717.717.717.717.617.617.918.1

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredFinanceCostsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value756473823130
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxAssetsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value433311311188346355508
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0

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
Value3491303327851708239621401564133815141299
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value410937012913220938893583364322073682267628943110
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsInventory

us-gaap:DeferredTaxAssetsInventory


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value849684650191287
Percentage of DeferredTaxAssetsInventory100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value1127359397268104144151783626
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value3431661749.0
Percentage of DeferredTaxAssetsTaxCreditCarryforwards100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value360336308263349316311333
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1738182715411477281425492745130827101819
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value4038424672769110914613010483
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value232166139193295347392646675649775815
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value533515511511798788787806804716186245
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesLeasingArrangements


Deferred
Period End2020-12-312019-12-312018-12-31
Value4234040.0
Percentage of DeferredTaxLiabilitiesLeasingArrangements100.0100.00.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value84432943777913050135
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value737584518256321297315348376277262259
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesTaxDeferredIncome

us-gaap:DeferredTaxLiabilitiesTaxDeferredIncome


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
Value1513122513818981200976332134199218255
Percentage of DeferredTaxLiabilitiesTaxDeferredIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation


Defined
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
Value396003650031900316003010029000303002570027200236002360022100
Percentage of DefinedBenefitPlanAccumulatedBenefitObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value17915112411287
Percentage of DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value21112477822.0
Percentage of DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent117.982.162.173.22.3

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2.580.03350.0430.03660.0413
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2.680.03390.04310.03680.0419
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate103.9101.2100.2100.5101.5

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3.00.030.030.030.03
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanBenefitObligation us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanBenefitObligation

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value211920481930211021002181
Percentage of DefinedBenefitPlanBenefitObligation100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value401823691432231319673040929182
Percentage of DefinedBenefitPlanBenefitObligation1896.31802.41670.01515.01448.01338.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value1115511332110351008699829853
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value556630651676
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter5.05.65.96.7

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value1059910702103849410
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter95.094.494.193.3

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value203620001934172216811620
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value152151153149
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths7.57.57.98.7

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value1884184917811573
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths92.592.592.191.3

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value218721752109190018711825
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value130136139143
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive5.96.36.67.5

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value2057203919701757
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive94.193.793.492.5

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value215021292069185718231774
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value133138141144
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour6.26.56.87.8

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value2017199119281713
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour93.893.593.292.2

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value210820862022180917741721
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value135139142144
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree6.46.77.08.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value1973194718801665
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree93.693.393.092.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value208320481989177117291668
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value153150155153
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo7.37.37.88.6

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value1930189818341618
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo92.792.792.291.4

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value43445043
Percentage of DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value98969187
Percentage of DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear227.9218.2182.0202.3

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets


Defined
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
Value359673203828397285642559225103262792527324024222862419821816
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanFundedStatusOfPlan us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanFundedStatusOfPlan

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-604000000.0-656000000.0-683000000.0-772000000.0-892000000.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-5730000000.0-6268000000.0-5081000000.0-4741000000.0-6025000000.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan948.7955.5743.9614.1675.4

us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear

noc:BenefitObligation


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value5.60.0590.0620.0650.065
Percentage of DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear100.0100.0100.0100.0100.0

noc:PostretirementBenefitCost


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value5.90.0620.0650.0650.07
Percentage of DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear105.4105.1104.8100.0107.7

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation


Defined
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
Value37135343052996129454300652892330172238302714621949784519162
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets


Defined
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
Value31741283242510124981243222388224940221382285319550682917739
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation

us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation


Defined
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
Value37681347153025929804303502913130405241292764522451866720687
Percentage of DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage us-gaap:Range, us-gaap:DefinedBenefitPlanByPlanAssetCategories

us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage

srt:Maximum, noc:RealEstateAndOtherSecurities


Defined
Period End2020-12-312019-12-312018-12-31
Value38.00.380.33
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage100.0100.0100.0

srt:Maximum, us-gaap:CashAndCashEquivalents


Defined
Period End2020-12-312019-12-312018-12-31
Value12.00.120.12
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage31.631.636.4

srt:Maximum, us-gaap:EquitySecurities


Defined
Period End2020-12-312019-12-312018-12-31
Value50.00.50.55
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage131.6131.6166.7

srt:Maximum, us-gaap:FixedIncomeSecurities


Defined
Period End2020-12-312019-12-312018-12-31
Value40.00.40.4
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage105.3105.3121.2

srt:Minimum, noc:RealEstateAndOtherSecurities


Defined
Period End2020-12-312019-12-312018-12-31
Value18.00.180.13
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage47.447.439.4

srt:Minimum, us-gaap:EquitySecurities


Defined
Period End2020-12-312019-12-312018-12-31
Value30.00.30.35
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage78.978.9106.1

srt:Minimum, us-gaap:FixedIncomeSecurities


Defined
Period End2020-12-312019-12-312018-12-31
Value20.00.20.2
Percentage of DefinedBenefitPlanPlanAssetsTargetAllocationPercentage52.652.660.6

us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1 us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1

noc:BenefitObligation


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value5.00.050.050.050.05
Percentage of DefinedBenefitPlanUltimateHealthCareCostTrendRate1100.0100.0100.0100.0100.0

noc:PostretirementBenefitCost


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value5.00.050.050.050.05
Percentage of DefinedBenefitPlanUltimateHealthCareCostTrendRate1100.0100.0100.0100.0100.0

us-gaap:DerivativeAssets us-gaap:RetirementPlanType

us-gaap:DerivativeAssets

noc:PensionandOtherPostretirementbenefitplans


Derivative
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2949763419
Percentage of DerivativeAssets100.0100.0100.0100.0100.0

us-gaap:DerivativeAssetsLiabilitiesAtFairValueNet us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:DerivativeAssetsLiabilitiesAtFairValueNet

us-gaap:FairValueInputsLevel2


Derivative
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value1000000.0-1000000.0-1000000.0-1000000.0-3000000.0-3000000.0-10000000.0-7000000.0-5000000.01000000.004000000.05000000.06000000.08000000.05000000.0
Percentage of DerivativeAssetsLiabilitiesAtFairValueNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssetsLiabilitiesAtFairValueNet us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value1000000.0-1000000.0-1000000.0-1000000.0-3000000.0-3000000.0-5000000.0-8000000.0-5000000.0-10000000.0-7000000.0-5000000.01000000.004000000.05000000.06000000.08000000.05000000.0
Percentage of DerivativeAssetsLiabilitiesAtFairValueNet100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:DerivativeLiabilities us-gaap:RetirementPlanType

us-gaap:DerivativeLiabilities

noc:PensionandOtherPostretirementbenefitplans


Derivative
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2753521928
Percentage of DerivativeLiabilities100.0100.0100.0100.0100.0

us-gaap:DerivativeNotionalAmount us-gaap:RetirementPlanType

us-gaap:DerivativeNotionalAmount

noc:PensionandOtherPostretirementbenefitplans


Derivative
Period End2020-12-312019-12-312018-12-31
Value230036003200
Percentage of DerivativeNotionalAmount100.0100.0100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet


Disposal
Period End2020-12-31
Value110
Percentage of DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsPayableCurrent

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsPayableCurrent


Disposal
Period End2020-12-31
Value99
Percentage of DisposalGroupIncludingDiscontinuedOperationAccountsPayableCurrent100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationGoodwill1

us-gaap:DisposalGroupIncludingDiscontinuedOperationGoodwill1


Disposal
Period End2020-12-31
Value1195
Percentage of DisposalGroupIncludingDiscontinuedOperationGoodwill1100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets

us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets


Disposal
Period End2020-12-31
Value9000000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities

us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities


Disposal
Period End2020-12-31
Value42
Percentage of DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent

us-gaap:DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent


Disposal
Period End2020-12-31
Value14
Percentage of DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent100.0

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
Value17461542199718471614147218651744152814041676164514511204138213091213114113421257111210711195120810971063144112251154105011691058100193811731036102093511961076106294413491281
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312011-09-302011-06-30
Value9710110891928889102114144181216
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized us-gaap:AwardType

noc:CashUnitsAndCashPerformanceUnits


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value121133137133131128122108
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized124.7131.7126.9146.2142.4145.5137.1105.9

us-gaap:FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments us-gaap:DefinedBenefitPlanByPlanAssetCategories

us-gaap:FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments

noc:OpportunisticFunds


Fair
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value190013001100768638536
Percentage of FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments100.0100.0100.0100.0100.0100.0

us-gaap:FixedIncomeFunds


Fair
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value2.00.00.00.00.00.0
Percentage of FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments0.10.00.00.00.00.0

us-gaap:HedgeFunds


Fair
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value9.08.00.00.00.00.0
Percentage of FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments0.50.60.00.00.00.0

us-gaap:PrivateEquityFunds


Fair
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value23001900180014001300930
Percentage of FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments121.1146.2163.6182.3203.8173.5

us-gaap:RealEstateFunds


Fair
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value606073717280
Percentage of FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments3.24.66.69.211.314.9

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value25792316198418981809180018001751173017081682165016411631162219651871
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2020-12-31
Value205
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2020-12-31
Value44
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2020-12-31
Value56
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2020-12-31
Value79
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo


Finite
Period End2020-12-31
Value197
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FiniteLivedIntangibleAssetsGross


Finite
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302017-12-312015-12-312014-12-312013-12-312012-12-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3362335633563358313818331828183118121819180518051805180527442744
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue


Foreign
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value1381441336671859886114
Percentage of ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GovernmentContractReceivableProgessPaymentsOffset us-gaap:AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyType

us-gaap:GovernmentContractReceivableProgessPaymentsOffset

noc:USGovernment


Government
Period End2020-12-312019-12-312018-12-31
Value146151283812539
Percentage of GovernmentContractReceivableProgessPaymentsOffset100.0100.0100.0

us-gaap:IncomeTaxReceivable

us-gaap:IncomeTaxReceivable


Income
Period End2020-12-312019-12-31
Value792551
Percentage of IncomeTaxReceivable100.0100.0

us-gaap:InventoryFinishedGoodsAndWorkInProcessNetOfReserves

us-gaap:InventoryFinishedGoodsAndWorkInProcessNetOfReserves


Inventory
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
Value492507418207918231511150916011855185023952873
Percentage of InventoryFinishedGoodsAndWorkInProcessNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryForLongTermContractsOrProgramsGeneralAndAdministrativeCostsIncludedInInventory

us-gaap:InventoryForLongTermContractsOrProgramsGeneralAndAdministrativeCostsIncludedInInventory


Inventory
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
Value413116266249293252259262221198175
Percentage of InventoryForLongTermContractsOrProgramsGeneralAndAdministrativeCostsIncludedInInventory100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings

us-gaap:InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value863860759853832783
Percentage of InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings100.0100.0100.0100.0100.0100.0

us-gaap:InventoryWorkInProcessNetOfReserves

us-gaap:InventoryWorkInProcessNetOfReserves


Inventory
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
Value451476402181315741218125713421593162921972698
Percentage of InventoryWorkInProcessNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-31
Value298
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation


Liabilities
Period End2020-12-31
Value258
Percentage of LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation100.0

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent


Liabilities
Period End2020-12-312011-12-312011-09-302011-06-302010-12-31
Value2580.00.00.02792
Percentage of LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent100.00.00.00.0100.0

us-gaap:LineOfCredit us-gaap:DebtInstrument

us-gaap:LineOfCredit

noc:TwoYearTermMemberDomain


Line
Period End2020-12-012020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value50505055786070701081171191271341101391101350.0
Percentage of LineOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:RevolvingCreditFacility, noc:TwoYearTermMemberDomain


Line
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value120120120120147
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:DebtInstrument

noc:FiveYearTermMemberDomain


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302015-07-312015-07-08
Value2000200020002000200020002000200020002000200020001600160016001600160016001600
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.00.01666.70.00.00.01666.70.00.00.01666.70.00.00.01333.30.00.00.00.0

noc:TwoYearTermMemberDomain


Line
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-12-31
Value120120120120120120156120120120120150120
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.00.00.00.00.00.00.00.00.00.00.00.081.6

us-gaap:LongTermDebtFairValue

us-gaap:LongTermDebtFairValue


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value15300149001820019100190001750015100152001540014800143001430015100154001600078007800760076006900
Percentage of LongTermDebtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive


Long
Period End2020-12-31
Value10285
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths


Long
Period End2020-12-31
Value742
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive


Long
Period End2020-12-31
Value1503
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour


Long
Period End2020-12-31
Value3000000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


Long
Period End2020-12-31
Value1053
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo


Long
Period End2020-12-31
Value1505
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0

us-gaap:LossContingencyRangeOfPossibleLossPortionNotAccrued

us-gaap:LossContingencyRangeOfPossibleLossPortionNotAccrued


Loss
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value364342346439452448448374
Percentage of LossContingencyRangeOfPossibleLossPortionNotAccrued100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MarketableSecurities

us-gaap:MarketableSecurities


Marketable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value421415396363348308382367353363335375364353
Percentage of MarketableSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MarketableSecurities us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


Marketable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value404397377345331288364351337347319360350347352
Percentage of MarketableSecurities96.095.795.295.095.193.595.395.695.595.695.296.096.20.099.7

us-gaap:FairValueInputsLevel2


Marketable
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1.01.01.01.04.01.00.00.00.01.00.00.01.01.0
Percentage of MarketableSecurities0.20.30.30.31.30.30.00.00.00.30.00.00.00.3

us-gaap:MarketableSecurities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Marketable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value404397377345331288364351337347319360350352
Percentage of MarketableSecurities96.095.795.295.095.193.595.395.695.595.695.296.096.299.7

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Marketable
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value1.01.01.01.04.01.00.00.00.01.00.00.01.0
Percentage of MarketableSecurities0.20.30.30.31.30.30.00.00.00.30.00.00.3

us-gaap:MarketableSecurities us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsNonrecurring


Marketable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value171718171616171616161515140.0
Percentage of MarketableSecurities4.04.14.54.74.65.24.54.44.54.44.54.03.80.0

us-gaap:FairValueMeasurementsRecurring


Marketable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value404398378346332292365351337347320360350348353
Percentage of MarketableSecurities96.095.995.595.395.494.895.595.695.595.695.596.096.20.0100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2020-12-312019-12-31
Value3.53.8
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0

us-gaap:OperatingLossCarryforwards

us-gaap:OperatingLossCarryforwards


Operating
Period End2020-12-31
Value364
Percentage of OperatingLossCarryforwards100.0

us-gaap:OperatingLossCarryforwardsValuationAllowance

us-gaap:OperatingLossCarryforwardsValuationAllowance


Operating
Period End2020-12-31
Value31
Percentage of OperatingLossCarryforwardsValuationAllowance100.0

us-gaap:OtherInventoryNetOfReserves

us-gaap:OtherInventoryNetOfReserves


Other
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
Value32931727797100103106102110123233206
Percentage of OtherInventoryNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherLongTermDebt

us-gaap:OtherLongTermDebt


Other
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
Value235272272271273245245245253253146318
Percentage of OtherLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities us-gaap:RetirementPlanType

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value4647464242
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Pension
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value180173164154146
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities391.3368.1356.5366.7347.6

us-gaap:ProgressPaymentsNettedAgainstInventoryForLongTermContractsOrPrograms

us-gaap:ProgressPaymentsNettedAgainstInventoryForLongTermContractsOrPrograms


Progress
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
Value6241411396110780787310051167110014431909
Percentage of ProgressPaymentsNettedAgainstInventoryForLongTermContractsOrPrograms100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RecordedThirdPartyEnvironmentalRecoveriesAmount

us-gaap:RecordedThirdPartyEnvironmentalRecoveriesAmount


Recorded
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value525534529474478439436423426353343348236211207210202207195196189192186193
Percentage of RecordedThirdPartyEnvironmentalRecoveriesAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RecordedThirdPartyEnvironmentalRecoveriesAmount us-gaap:BalanceSheetLocation

us-gaap:OtherCurrentAssets


Recorded
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value2212181351441311281331391247979
Percentage of RecordedThirdPartyEnvironmentalRecoveriesAmount42.140.828.530.129.830.331.239.435.633.537.4

us-gaap:OtherNoncurrentAssets


Recorded
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value304316319339334308317295293214216224157132131135129136128133133130
Percentage of RecordedThirdPartyEnvironmentalRecoveriesAmount57.959.260.371.569.970.272.769.768.860.663.064.466.562.663.364.363.965.765.667.970.467.7

us-gaap:PrepaidExpensesAndOtherCurrentAssets


Recorded
Period End2020-12-312019-12-31
Value210119
Percentage of RecordedThirdPartyEnvironmentalRecoveriesAmount39.727.3

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:RevenueRemainingPerformanceObligation


Revenue
Period End2021-06-302021-03-312020-12-312020-09-30
Value76600793008100081300
Percentage of RevenueRemainingPerformanceObligation100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value603000.0701000.0796000.0938000.01148000.01586000.02808000.03420000.03478000.03622000.04300000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value311.0278.0244.0192.0167.0122.077.061.061.058.053.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant

noc:A2011LongTermIncentiveStockPlan


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value5200000.05500000.05900000.06300000.06800000.07500000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant100.0100.0100.0100.0100.0100.0

us-gaap:StockRepurchaseProgramAuthorizedAmount1 us-gaap:ShareRepurchaseProgram

us-gaap:StockRepurchaseProgramAuthorizedAmount1

noc:January2021ShareRepurchaseOriginalAuthorization


Stock
Period End2021-01-25
Value3000
Percentage of StockRepurchaseProgramAuthorizedAmount1100.0

us-gaap:StockRepurchaseProgramAuthorizedAmount1 us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType

noc:January2021ShareRepurchaseProgram, us-gaap:SubsequentEvent


Stock
Period End2021-01-25
Value3000
Percentage of StockRepurchaseProgramAuthorizedAmount1100.0

us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1 us-gaap:ShareRepurchaseProgram

us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1

noc:December2018ShareRepurchaseOriginalAuthorization


Stock
Period End2021-06-302021-03-312020-12-312020-09-30
Value700110028002800
Percentage of StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1100.0100.0100.0100.0

us-gaap:StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType

us-gaap:StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased

noc:January2021ShareRepurchaseProgram, us-gaap:SubsequentEvent


Stock
Period End2021-01-25
Value5800
Percentage of StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased100.0

us-gaap:TaxCreditCarryforwardAmount

us-gaap:TaxCreditCarryforwardAmount


Tax
Period End2020-12-31
Value419
Percentage of TaxCreditCarryforwardAmount100.0

us-gaap:TaxCreditCarryforwardValuationAllowance

us-gaap:TaxCreditCarryforwardValuationAllowance


Tax
Period End2020-12-31
Value221
Percentage of TaxCreditCarryforwardValuationAllowance100.0

us-gaap:UnbilledContractsReceivable us-gaap:AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyType

us-gaap:UnbilledContractsReceivable

noc:InternationalandOtherCustomers


Unbilled
Period End2020-12-312019-12-312018-12-312017-12-31
Value3361406338113424
Percentage of UnbilledContractsReceivable100.0100.0100.0100.0

noc:USGovernment


Unbilled
Period End2020-12-312019-12-312018-12-312017-12-31
Value19315173471682312513
Percentage of UnbilledContractsReceivable574.7427.0441.4365.4

us-gaap:UnbilledReceivablesCurrent

us-gaap:UnbilledReceivablesCurrent


Unbilled
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value5140533457775657578550265600527238693465
Percentage of UnbilledReceivablesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued


Unrecognized
Period End2020-12-31
Value144
Percentage of UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued100.0

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate


Unrecognized
Period End2020-12-31
Value607
Percentage of UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate100.0

Line plots across dimensions of each concept


COGS Ratio
us-gaap:ProductOrService
(None,)
C O G S  Ratious-gaap: Product Or Service
Operating Margin
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)
Operating  Marginus-gaap: Consolidation Items, us-gaap: Statement Business Segments
TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:CostOfGoodsAndServicesSold
us-gaap:ProductOrService
(None,)
Cost Of Goods And Services Soldus-gaap: Product Or Service
us-gaap:OperatingIncomeLoss
us-gaap:ConsolidationItems
(None,)
Operating Income Lossus-gaap: Consolidation Items
us-gaap:Revenues
us-gaap:MajorCustomers
(None,)
Revenuesus-gaap: Major Customers
us-gaap:Revenues
us-gaap:ProductOrService
(None,)
Revenuesus-gaap: Product Or Service
us-gaap:Revenues
us-gaap:StatementGeographical
(None,)
Revenuesus-gaap: Statement Geographical
us-gaap:Revenues
us-gaap:ContractWithCustomerBasisOfPricing
(None,)
Revenuesus-gaap: Contract With Customer Basis Of Pricing
us-gaap:Assets
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)
Assetsus-gaap: Consolidation Items, us-gaap: Statement Business Segments
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:Goodwill
us-gaap:StatementBusinessSegments
(None,)
Goodwillus-gaap: Statement Business Segments
us-gaap:LongTermDebt
us-gaap:DebtInstrument
(None,)
Long Term Debtus-gaap: Debt Instrument
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
us-gaap:RetirementPlanType
(None,)
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrentus-gaap: Retirement Plan Type
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:DebtInstrument
(None,)
Debt Instrument Interest Rate Stated Percentageus-gaap: Debt Instrument