NATI


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

Table of contents



us-gaap:CommonStockValue

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:CostOfGoodsAndServicesSold
us-gaap:ProductOrService

us-gaap:CostOfRevenue

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GrossProfit

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeTaxExpenseBenefit

us-gaap:InterestExpense

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NonoperatingIncomeExpense

us-gaap:OperatingExpenses

us-gaap:OperatingIncomeLoss

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ResearchAndDevelopmentExpense

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
us-gaap:StatementGeographical
us-gaap:StatementGeographical, us-gaap:TimingOfTransferOfGoodOrService
us-gaap:TimingOfTransferOfGoodOrService

us-gaap:Revenues

us-gaap:SellingAndMarketingExpense

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:GeographicDistribution
us-gaap:CounterpartyName

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:ShortTermInvestments
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:GeographicDistribution

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:InventoryFinishedGoods

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:Land

us-gaap:NoncurrentAssets
us-gaap:StatementGeographical

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:FurnitureAndFixturesGross

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AmortizationOfIntangibleAssets

us-gaap:PropertyPlantAndEquipmentNet
us-gaap:StatementGeographical

us-gaap:Goodwill
us-gaap:BusinessAcquisition

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent

us-gaap:TaxesPayableCurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtAndCapitalLeaseObligations

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapital

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DepreciationDepletionAndAmortization

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquireInvestments

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:DeferredTaxLiabilities

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions

nati:ContractWithCustomerLiabilityDivestitureOfSubsidiary

nati:ContractWithCustomerLiabilityEffectOfForeignCurrencyTranslation

nati:ContractWithCustomerLiabilityIncreaseFromDeferredRevenue
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
nati:CostsRelatedToStockBasedCompensation

nati:DeferredIncomeTaxExpenseBenefitNet

nati:ForeignStatutoryTaxRate
us-gaap:Range
nati:LoanAgreementQuarterlyCommitmentFeePaidOnUnusedPortionOfLineOfCreditPercentage
us-gaap:AwardType
nati:NumberOfSimulations

nati:PercentageOfSalesOutsideOfAmericasDuringPeriod
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisitionsProFormaNetIncomeLoss
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisitionsProFormaRevenue
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationConsiderationTransferred1
us-gaap:SubsequentEventType
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:CapitalizedComputerSoftwareAdditions
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:CapitalizedComputerSoftwareAmortization1
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:CapitalizedComputerSoftwareImpairments1
us-gaap:BusinessAcquisition
us-gaap:CashAcquiredFromAcquisition
us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation
us-gaap:CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths
us-gaap:IncomeStatementLocation
us-gaap:StatementGeographical, us-gaap:ConcentrationRiskByBenchmark
us-gaap:ConcentrationRiskPercentage1
us-gaap:StatementGeographical, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType

us-gaap:ContractWithCustomerLiabilityRevenueRecognized
us-gaap:IncomeTaxAuthority
us-gaap:CurrentForeignTaxExpenseBenefit
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:HedgingDesignation

us-gaap:DividendsCommonStockCash
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

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

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax

us-gaap:GainLossOnSaleOfBusiness

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

us-gaap:GoodwillForeignCurrencyTranslationGainLoss

us-gaap:GoodwillPurchaseAccountingAdjustments

us-gaap:GoodwillWrittenOffRelatedToSaleOfBusinessUnit

us-gaap:IncomeLossFromEquityMethodInvestments
us-gaap:IncomeTaxAuthority
us-gaap:IncomeTaxHolidayAggregateDollarAmount
us-gaap:IncomeTaxAuthority
us-gaap:IncomeTaxHolidayIncomeTaxBenefitsPerShare

us-gaap:IncreaseDecreaseInOperatingCapital

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
us-gaap:BusinessAcquisition, us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass
us-gaap:IndefinitelivedIntangibleAssetsAcquired

us-gaap:InvestmentIncomeInterest

us-gaap:OciBeforeReclassificationsBeforeTaxAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OperatingLeaseCost

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax

us-gaap:OtherComprehensiveIncomeLossBeforeTax
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax
us-gaap:HedgingDesignation

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax

us-gaap:OtherComprehensiveIncomeLossTax

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1
us-gaap:StatementEquityComponents

us-gaap:PaymentsForRestructuring

us-gaap:PaymentsForSoftware

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireEquityMethodInvestments

us-gaap:PaymentsToAcquireIntangibleAssets

us-gaap:PaymentsToDevelopSoftware

us-gaap:ProceedsFromDivestitureOfBusinessesNetOfCashDivested

us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromIssuanceOfSecuredDebt

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments

us-gaap:ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:RepaymentsOfSecuredDebt

us-gaap:RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent
us-gaap:SubsequentEventType

us-gaap:RestructuringCharges
us-gaap:IncomeStatementLocation
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:StandardProductWarrantyAccrualPayments

us-gaap:StandardProductWarrantyAccrualPreexistingIncreaseDecrease

us-gaap:StandardProductWarrantyAccrualWarrantiesIssued

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodValue
us-gaap:StatementEquityComponents

us-gaap:TreasuryStockAcquiredAverageCostPerShare

us-gaap:UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense

us-gaap:UnrecognizedTaxBenefitsPeriodIncreaseDecrease

nati:AccountsPayableandAccruedLiabilitiesExcludingEmployeerelatedLiabilitiesCurrent

nati:AccruedExpensesAndOtherLiabilities

nati:AllowanceForSalesReturns
us-gaap:BusinessAcquisition
nati:BusinessCombinationDeferredCashConsideration
us-gaap:BusinessAcquisition
nati:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContractAssets
us-gaap:BusinessAcquisition
nati:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredRevenueNoncurrent
us-gaap:BusinessAcquisition
nati:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssetsAndLiabilities

nati:DeferredTaxAssetsCumulativeTranslationAdjustmentOnUndistributedEarnings

nati:DeferredTaxAssetsGlobalIntangibleLowTaxedIncome

nati:DeferredTaxAssetsOperatingLeases

nati:DeferredTaxLiabilitiesRightofUseAsset

nati:DeferredTaxLiabilitiesUnrealizedGainOnDerivativeInstruments

nati:DerivativePayableCurrent
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
nati:DisposalGroupIncludingDiscontinuedOperationCumulativeTranslationAdjustment

nati:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour
us-gaap:DisposalGroupClassification
nati:NetAssetsClassifiedasHeldforSale

nati:OtherLiabilitiesMiscellaneousCurrent

nati:OtherTaxesPayable
us-gaap:Range, us-gaap:DerivativeInstrumentRisk
nati:PercentageOfDerivativeRiskHedged
us-gaap:AwardType
nati:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantPriceOutstanding

us-gaap:AccruedIncomeTaxesNoncurrent

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AssetsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtSecurities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent

us-gaap:BuildingsAndImprovementsGross
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisitionCostOfAcquiredEntityTransactionCosts
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FinancialInstrument

us-gaap:CashCashEquivalentsAndShortTermInvestments
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:GeographicDistribution

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:DebtInstrumentCarryingAmount
us-gaap:DebtInstrument

us-gaap:DebtInstrumentUnamortizedDiscount

us-gaap:DeferredFinanceCostsNet
us-gaap:DebtInstrument

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsInventory

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsForeign

us-gaap:DeferredTaxAssetsTaxDeferredExpense

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReturnsAndAllowances

us-gaap:DeferredTaxAssetsUnrealizedCurrencyLosses

us-gaap:DeferredTaxLiabilitiesDeferredExpenseCapitalizedSoftware

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesUndistributedForeignEarnings

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

us-gaap:DerivativeAssetNotionalAmount
us-gaap:Currency
us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeLiabilityNotSubjectToMasterNettingArrangement
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationDeferredRevenue
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationGoodwill1
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherAssets
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherLiabilities
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssets

us-gaap:EmployeeRelatedLiabilitiesCurrent
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:EquityMethodInvestments

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ForeignCurrencyContractAssetFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument

us-gaap:ForeignCurrencyContractsLiabilityFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:IncomeTaxExaminationInterestAccrued

us-gaap:InventoryRawMaterials

us-gaap:InventoryValuationReserves

us-gaap:InventoryWorkInProcess

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LiabilitiesFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:LiabilityForUncertainTaxPositionsNoncurrent
us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:CreditFacility, us-gaap:LineOfCreditFacility, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent
nati:IncomeTaxesByYear, us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwards
us-gaap:IncomeTaxAuthority

us-gaap:PurchaseCommitmentRemainingMinimumAmountCommitted

us-gaap:RestructuringAndRelatedCostExpectedCost1
us-gaap:Range
us-gaap:Range, us-gaap:SubsequentEventType

us-gaap:RestructuringReserve
us-gaap:RestructuringCostAndReserve

us-gaap:RestructuringReserveCurrent

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:RevenueRemainingPerformanceObligationPercentage
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit

us-gaap:StandardProductWarrantyAccrual

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

Plots across concepts


IncomeStatement
Other Comprehensive Income Loss Net Of Tax
Expenses
Other Nonoperating Income Expense
Balance Sheet
Short Term Investments
Assets
Operating Lease Right Of Use Asset
Current Assets
Prepaid Expense And Other Assets Current
NonCurrent Assets
Operating Lease Right Of Use Asset
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Operating Lease Liability
Current Liabilities
Long Term Debt Current
Noncurrent Liabilities
Other Liabilities Noncurrent
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
Per Share
Income Tax Holiday Income Tax Benefits Per Share
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Gain Loss On Sale Of Property Plant Equipment
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Weighted Average Number Of Shares Outstanding Basic
DividendsAndRepurchase
Payments For Repurchase Of Common Stock
OperatingLeaseLiability
Operating Lease Liability Current
NonoperatingIncomeExpense
Nonoperating Income Expense
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Undiscounted Excess Amount
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Accumulated Amortization
InventoryNet
Inventory Finished Goods

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:CommonStockValue ███████████████████▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▆▆▆▆▁1.331.3161.3121.3121.3141.3061.3051.3111.3191.3191.3271.3241.3221.3121.311.3071.3051.2961.2921.2891.2861.2771.2751.2691.2891.2811.2781.2761.2731.2611.2571.2521.2481.2351.2291.2251.2221.211.2071.2041.2011.190.786NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁133.539132.717NA131.419131.602131.357NA131.889132.973133.367NA133.197133.054132.624NA131.617131.117130.108NA129.047128.746128.103NA128.229129.337128.676NA127.903127.512126.725NA125.608125.27124.365NA123.074122.759121.972NA121.102121.161120.443NA118.293118.488117.652
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁132.498131.483NA131.419131.014130.613NA131.385132.062132.252NA132.357131.877131.127NA130.66130.197129.438NA128.815128.282127.595NA127.935128.682128.04NA127.478126.887125.973NA125.032124.377123.306NA122.402121.801120.908NA120.308119.736118.693NA117.264116.898116.07
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount NANANA3.49071.2060.182NA1.6110.8610.0671NA0.03660.69780.0NA0.04070.00680.0215NA1.06880.0510.393847NA1.3310.5560.0464NA0.420.01350.0615NA0.68230.53810.0868NA1.2010.00430.7192NA1.40.8235NANA0.717NANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities us-gaap:RestrictedStockUnitsRSU█▁1.3690.567NANA1.2060.182NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:EarningsPerShareBasic ▃▂▂▂▃█▅▄▃▃▅▄▃▃▁▄▃▃▃▃▃▃▄▃▃▃▄▄▃▃▄▃▃▃▃▃▃▃▃▃▃▄▇▃▃▃0.130.030.040000000000000036-0.040.081.020.439999999999999950.390.220.180.419999999999999930.330.240.19-0.189999999999999950.260.190.140.220000000000000030.190.150.070.250.180.190.120.339999999999999970.310.190.150.260.130.120.150.170000000000000040.20.220.150.210000000000000080.110.220.260.78999999999999990.240.210.16
us-gaap:EarningsPerShareDiluted ▃▂▂▂▃█▅▄▃▃▅▄▃▃▁▄▃▃▃▃▃▃▄▃▃▃▄▄▃▃▄▃▃▃▃▃▃▃▃▃▃▄▇▄▃▃0.130.030.030000000000000027-0.040.081.010.439999999999999950.390.220.170.419999999999999930.320.230.18-0.189999999999999950.250.190.140.220000000000000030.190.150.070.250.180.190.120.339999999999999970.310.190.150.250.130.120.150.160000000000000030.20.220.150.200000000000000070.110.220.250.77999999999999990.240.210.16
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 COGS Ratio us-gaap:ProductOrService us-gaap:Maintenance███▇▅▅▅▅▄▄▆▅▄▃▁▁▁40.20640.0940.12438.47335.06835.40335.20135.19534.43333.37237.42735.91134.22931.53829.49429.0328.792NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService us-gaap:Product▅▄█▁▁▂█▅▅▂▇▆▅▂▇▄▃306.49295.092327.713269.651266.261273.978332.267305.247299.798277.702322.672310.216306.78280.359320.257291.891289.817NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 TTM Greenblatt ROC _ _▂▁▂▁▂█▃▄▂▂▄▃▃▂▃▃▂▂▃▂▂▂▃▂▂▂▃▂▂▂▃▂▂▂▂▂▂▂▂▂▂▃▃24.5489.54113.455-2.14616.415171.82653.68165.17832.29623.39961.82146.0136.91228.13757.31237.51528.63122.31849.24829.36727.26713.84450.00132.35134.68720.13355.03534.30332.02523.82439.57720.52519.12119.39427.829.92634.86424.34432.50210.75632.94236.51246.619NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:ComprehensiveIncomeNetOfTax ▃▂▂▂▃█▅▄▄▃▅▄▃▃▁▄▄▃▃▃▃▃▃▃▃▂▄▄▃▃▄▃▃▃▃▃▃▃▃▂▃▄21.4196.4336.65-3.49717.443123.30661.26243.93830.48322.3354.78444.58528.78926.477-21.63337.82734.55520.2519.70828.39215.39422.70725.68415.33423.3614.45636.28834.37124.78416.67731.55618.99815.51516.1521.16425.01522.19226.1124.930.29228.37937.681NANANANA
us-gaap:CostOfGoodsAndServicesSold ▇▇█▆▆▅▆▆▅▄▆▆▅▄▅▅▅▅▅▅▅▄▆▅▅▅▅▅▅▄▄▄▅▄▄▄▄▃▄▃▂▂▂▂▂▁99.23895.414109.19692.26385.90183.76191.13585.91583.76676.07588.02989.01582.15974.52385.59183.75182.4676.52482.73476.73277.50876.14686.77977.16676.67576.33684.1680.94981.82171.20275.98275.20683.81570.2474.58173.49470.85161.34867.38765.21555.88652.47656.29951.90348.63943.242
us-gaap:CostOfRevenue ▇▇█▆▆▅▆▆▅▄▆▆▅▄▅▅▅▅▅▅▅▄▆▅▅▅▅▅▅▄▄▄▅▄▄▄▄▃▄▃▂▂▂▂▂▁99.23895.414109.19692.26385.90183.76191.13585.91583.76676.07588.02989.01582.15974.52385.59183.75182.4676.52482.73476.73277.50876.14686.77977.16676.67576.33684.1680.94981.82171.20275.98275.20683.81570.2474.58173.49470.85161.34867.38765.21555.88652.47656.29951.90348.63943.242
us-gaap:GeneralAndAdministrativeExpense ▆▇██▅▄▆▇▅▅▅▅▅▅▅▅▄▄▄▄▄▄▄▄▃▃▃▃▄▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▁30.27733.35836.88337.43129.36926.1830.12935.71129.04427.88326.99626.71227.89227.27727.20226.46826.19125.74324.08224.53725.1324.6424.54423.25523.16522.97122.41122.74123.6422.47321.05521.36322.15622.84421.64920.71421.50221.37421.43921.14821.23218.83917.36817.39216.96915.34
us-gaap:GrossProfit ▆▆▇▅▅▅█▇▇▆█▇▇▆▇▆▆▅▆▅▅▄▆▅▅▅▆▆▆▅▅▅▅▅▅▅▅▄▄▃▄▃▃▂▂▁247.458239.768258.641215.861215.428225.62276.333254.527250.465234.999272.07257.112258.85237.374264.16237.17236.149223.582245.798229.632228.597211.031247.56222.646225.116213.177248.616232.752230.89213.472224.824213.932212.311216.248225.745216.48221.408199.785210.664189.773197.398185.374193.664168.546163.078147.849
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments ▂▁▂▁▂█▃▄▂▂▄▃▃▂▃▃▂▂▃▂▂▂▃▂▃▂▃▃▂▂▃▂▂▂▂▂▃▂▂▂▂▃▃▂▂▂21.5854.47115.251-4.14715.272172.38654.29267.42732.85125.97563.46348.37535.00229.61256.73838.11529.35223.17446.89329.18426.29312.26544.19733.16634.47619.4453.77834.14331.92124.15938.96221.41818.64718.14127.99128.92534.13123.7931.52210.30732.22937.07646.87232.65529.11319.472
us-gaap:IncomeTaxExpenseBenefit ▂▁▂▁▂▅▁▃▂▂▂▂▂▂█▂▂▂▃▂▂▂▂▂▂▂▂▁▂▂▂▂▂▁▂▂▂▂▂▁▂▂▂▂▂▂4.279-0.02410.5150.4754.38339.731-4.30415.7834.1592.7556.9225.1813.9485.34481.024.7264.1975.02617.7464.6956.4932.96712.0599.9889.5344.43610.393-5.5597.3985.4367.2345.6544.226-0.4597.2774.5857.695.1487.195-2.4295.6816.6158.8444.5224.5111.119
us-gaap:InterestExpense █▅▅▇▁▁▁▁▁▁▂▁▁▁1.2240.7040.7680.9730.0660.00.040.00.00.00.1510.00.00.0NA0.1760.1790.178NA0.1670.1190.1350.1920.053NA0.0NANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▃▂▂▂▃█▅▄▃▃▅▄▃▃▁▄▃▃▃▃▃▂▄▃▃▃▄▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▄▃▃▃17.3064.4954.736-4.62210.889132.65558.59651.64428.69223.2256.54143.19431.05424.268-24.28233.38925.15518.14829.14724.48919.89.29832.13823.17824.94215.00443.38539.70224.52318.72331.72815.76414.42118.620.71424.3426.44118.64224.32712.73626.54830.46138.02828.13324.60218.353
us-gaap:NonoperatingIncomeExpense ▃▁█▄▅▆▆█▆-2.963-5.071.796-2.001-1.1430.560.6112.2490.555NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingExpenses ▇▇█▆▅▆▇▅▆▆▆▆▇▆▆▅▆▅▅▅▅▅▅▅▅▅▅▅▅▅▄▅▅▅▅▄▄▄▄▄▃▂▂▂▁▁222.91230.227245.186218.007199.013213.547222.652189.349218.169211.6210.249211.102221.938209.237206.848199.655207.518201.264196.55200.265201.33197.187197.559190.295190.429193.044193.581198.449198.865189.648185.247193.407193.19196.854197.945186.554186.544175.441178.162179.017164.456148.862147.045136.857132.595128.327
us-gaap:OperatingIncomeLoss ▂▁▂▁▂█▃▄▂▂▄▃▃▂▃▃▂▂▃▂▂▂▃▂▂▂▃▂▂▂▃▂▂▂▂▂▂▂▂▂▂▃▃▂▂▂24.5489.54113.455-2.14616.415171.82653.68165.17832.29623.39961.82146.0136.91228.13757.31237.51528.63122.31849.24829.36727.26713.84450.00132.35134.68720.13355.03534.30332.02523.82439.57720.52519.12119.39427.829.92634.86424.34432.50210.75632.94236.51246.61931.68930.48319.522
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax ▅█▁▁▄▄▃▅▄▅2.38111.981-9.565-9.53-0.074-0.575-3.9881.627-1.481.212NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▅▅▅▅▆▂▅▂▅▄▄▅▄▅▅▆▇▅▂▅▃█▃▂▄▂▂▃▄▄▄▅▅▄▄▅▃▆▅▁▅▆4.1131.9381.9141.1256.554-9.3492.666-7.7061.791-0.89-1.7571.391-2.2652.2092.1724.4389.42.102-9.4393.903-4.40613.409-6.454-7.844-1.581-10.548-7.097-5.3310.261-2.046-0.1723.2341.094-2.450.450.675-4.2497.4680.603-12.4441.8317.22NANANANA
us-gaap:OtherNonoperatingIncomeExpense ▅▅▇▅▃▃▃▆▅▅▇█▃▄▄▃▅▆▆▆▅▁▃▅▅▆▄▅▅▅▅▆▆▅▅▄▅▅▅▅▄▆▅▅▆▆-0.0890.2050.894-0.139-1.316-1.234-1.1080.6970.143-0.0240.9321.782-1.095-0.519-0.609-1.153-0.2350.4310.4710.3010.053-2.406-1.0080.1330.0250.628-0.352-0.070.2650.088-0.2780.3040.40.0240.077-0.8990.1510.1040.078-0.095-0.5710.4460.0230.160.4620.348
us-gaap:ResearchAndDevelopmentExpense ██▇▆▅▆▆▆▆▆▆▆▆▅▅▄▄▄▄▅▅▅▄▄▄▅▄▅▄▄▄▅▄▅▄▄▄▄▄▄▃▂▂▂▁▁81.43480.08673.73370.80264.22571.62171.47166.55868.25766.16666.15166.1766.90861.84360.0656.52656.91358.26357.46259.06659.83959.3456.66952.53355.40960.5257.35158.97255.85155.25954.27660.79158.47361.25658.06656.62754.28654.01554.50254.67447.02742.86843.23739.97136.39538.546
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▇▇█▆▆▆█▇▇▆█▇▇▆▇▆▆▆▇▆▆▅▇▅▆▅▇▆▂▁▆▅▂▁▆▅▅▄▅▄▄▃▄▃▂▁346.696335.182367.837308.124301.329309.381367.468340.442334.231311.074360.099346.127341.009311.897349.751320.921318.609300.106328.532306.364306.105287.177334.339299.812301.791289.513332.776313.701200.0178.0300.806289.138192.0180.0300.326289.974292.259261.133278.051254.988253.284237.85249.963220.449211.717191.091
us-gaap:Revenues ▇▇█▆▆▆█▇▇▆█▇▇▆▇▆▆▆▇▆▆▅▇▅▆▅▇▆▂▁▆▅▂▁▆▅▅▄▅▄▄▃▄▃▂▁346.696335.182367.837308.124301.329309.381367.468340.442334.231311.074360.099346.127341.009311.897349.751320.921318.609300.106328.532306.364306.105287.177334.339299.812301.791289.513332.776313.701200.0178.0300.806289.138192.0180.0300.326289.974292.259261.133278.051254.988253.284237.85249.963220.449211.717191.091
us-gaap:SellingAndMarketingExpense ▅▆█▅▅▆▆▆▆▆▆▆▇▆▆▆▇▆▆▆▆▆▆▆▅▅▆▆▆▅▅▅▅▆▅▅▅▄▄▄▄▂▂▂▂▁111.199116.783134.57109.774105.419115.746121.052113.922120.868117.551117.102118.22127.138120.117119.586116.661124.414117.258115.006116.662116.361113.207116.346114.507111.855109.553113.819116.736119.374111.916109.916111.253112.561114.07111.447109.213110.756100.052102.221103.19596.19787.15586.4479.49479.23174.441
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:Assets █████▇▆▆▆▆▆▆▆▆▆▅▅▅▅▅▅▅▅▄▅▅▅▄▄▄▄▄▄▄▃▃▃▃▂▂▂▁▁1832.0291825.9661884.4881843.8721849.8151762.8651651.8891628.3211639.4731671.3381671.2351629.921593.7391591.6051566.4341531.1281505.3141491.9231496.5641472.8931473.2891456.281453.8561413.3071456.2021443.0591455.4911420.8931405.1321365.6781343.5511321.5951304.2191298.231284.7691234.2441213.6311170.7551154.2941115.6791089.571011.429959.682NANANA
us-gaap:Liabilities ▇▇█▇▇▅▅▅▅▅▄▄▄▅▅▃▃▄▄▃▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▁▁596.377604.457659.617604.674580.176482.748475.539466.16464.899470.085432.877433.011428.061441.899438.413367.329367.266376.153382.345365.482382.098367.818372.135353.704336.576328.111337.995333.605347.239327.937320.467330.417332.46340.469345.641315.958317.303295.441302.283288.881263.109217.047215.137NANANA
us-gaap:LiabilitiesAndStockholdersEquity █████▇▆▆▆▆▆▆▆▆▆▅▅▅▅▅▅▅▅▄▅▅▅▄▄▄▄▄▄▄▃▃▃▃▂▂▂▁▁1832.0291825.9661884.4881843.8721849.8151762.8651651.8891628.3211639.4731671.3381671.2351629.921593.7391591.6051566.4341531.1281505.3141491.9231496.5641472.8931473.2891456.281453.8561413.3071456.2021443.0591455.4911420.8931405.1321365.6781343.5511321.5951304.2191298.231284.7691234.2441213.6311170.7551154.2941115.6791089.571011.429959.682NANANA
us-gaap:StockholdersEquity ▇▇▇▇██▇▆▇▇▇▇▇▆▆▆▆▆▆▆▆▅▅▅▆▆▆▅▅▅▅▄▄▄▄▃▃▃▂▂▂▂▁1235.6521221.5091224.8711239.1981269.6391280.1171176.351162.1611174.5741201.2531238.3581196.9091165.6781149.7061128.0211163.7991138.0481115.771114.2191107.4111091.1911088.4621081.7211059.6031119.6261114.9481117.4961087.2881057.8931037.7411023.084991.178971.759957.761939.128918.286896.328875.314852.011826.798826.461794.382744.545NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AssetsCurrent ▄▄▄▃██▆▅▅▆▇▆▅▅▅▄▄▄▄▄▄▃▃▅▅▅▆▅▅▄▄▃▃▃▃▃▃▂▂▂▁▂▁814.316812.824849.506787.3061095.821070.494947.358929.534935.09966.2191022.22976.736928.49915.789894.09855.56838.115830.533834.647810.772820.654793.493799.74879.03926.68916.222947.82906.502885.168848.959828.595798.617780.107774.842767.7772.772763.651733.878719.549689.235666.144696.861650.718NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue NANA260.232NA471.205NA194.616NANANA259.386311.381217.619250.365290.164294.194263.15279.008285.283300.652285.261265.4251.129229.235232.784239.548274.03259.455237.496240.701230.263190.208169.58172.054161.996311.536271.402238.51142.608196.511207.367254.594219.447226.844185.418184.618
 us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConcentrationRiskByBenchmark,us-gaap:ConcentrationRiskByType us-gaap:CashAndCashEquivalents,us-gaap:GeographicConcentrationRiskNANA260.2NANANA194.6NANANA259.4NANANA290.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConcentrationRiskByBenchmark,us-gaap:ConcentrationRiskByType,us-gaap:GeographicDistribution us-gaap:CashAndCashEquivalents,us-gaap:GeographicConcentrationRisk,us-gaap:GeographicDistributionDomesticNANA102.5NANANA55.9NANANA76.2NANANA63.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConcentrationRiskByBenchmark,us-gaap:ConcentrationRiskByType,us-gaap:GeographicDistribution us-gaap:CashAndCashEquivalents,us-gaap:GeographicConcentrationRisk,us-gaap:GeographicDistributionForeignNANA157.8NANANA138.7NANANA183.2NANANA227.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:CounterpartyName nati:MalaysianCitibankNANA13.0NANANA13.0NANANA19.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▂▃▂▁█▂▁▂▁▂▂▃▂▂▃250.421266.712260.232197.319541.205254.441194.616222.773191.761228.766259.386311.381217.619250.365290.164NANANA285.283NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ShortTermInvestments ▁▁▂▃▄█▆▅▆▆▇14.1132.17159.92392.853137.104329.573238.0209.416247.892251.297271.0NANA164.159122.091.223105.28486.4173.11752.27755.06363.20881.789182.06190.016203.721197.163188.299164.017169.409163.149153.906153.97155.251173.16652.12879.325138.896223.504139.372112.341130.46131.215NANANA
us-gaap:AccountsReceivableNetCurrent █▇█▅▅▅▇▆▆▅▇▇▇▇▇▆▆▆▆▅▆▅▅▄▅▄▅▄▅▄▄▄▃▃▄▄▄▂▂▃▂▁▁258.641241.088266.869214.62211.766213.015248.872224.305222.565215.012242.955239.468249.91242.291248.825235.177230.958224.267228.686206.171222.243207.308216.244185.658205.568190.992202.329187.726210.82181.545180.68182.723172.88172.123187.06182.604188.258155.386157.056158.608148.939132.148127.214NANANA
us-gaap:InventoryNet █▇▇███▇███▇▇▇▇▆▆▆▇▇▇▇▇▆▆▆▆▅▅▅▅▅▆▆▆▅▄▃▃▂▂▃▂▁211.023197.179194.012209.558209.928208.493200.41206.727206.851204.71194.146192.412193.417193.273184.592184.641186.155194.878193.608196.391194.585192.054185.197189.992187.411177.98173.052170.862167.294170.257172.109178.904185.278188.591169.99155.273148.989140.408131.995132.554141.571134.408117.765NANANA
us-gaap:InventoryFinishedGoods ▆▅▅▆▆▅▄▆██▆▅▆▆▅▅▆▇▇▇▆▆▄▅▅▅▆▆▅▆▆▆▆▇▅▄▄▂▁▁▂85.30184.03782.76386.5586.7684.1179.71987.86893.74292.81686.49481.51884.85985.35884.14182.52385.00591.08891.57790.15887.53185.07979.56282.84182.69381.75287.00185.98783.47586.94885.57785.93287.24889.29883.1879.64779.12472.43570.14868.46371.934NA56.188NANANA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent █▇▆▇▆▆▆▆▆▆▄▅▄▆▃▄▄▃▄▄▅▆▆▅█▇▆▇▇▄▃▆▆▅▃▃▄▁▂▃▂80.12175.67468.4772.95665.81764.97265.47766.31366.02166.43454.33762.44756.7465.70148.62150.32552.56845.9753.95355.28163.50265.52365.38158.4180.88572.57570.07571.73575.70951.72349.00166.41268.20258.46248.00949.66856.08932.91138.08246.06842.007NA36.239NANANA
us-gaap:Land NANA12.424NANANA12.366NANANA32.967NANANA33.016NANANA32.928NANANA32.949NANANA32.861NANANA32.959NANANA27.751NANANA23.73NANANA17.76NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NoncurrentAssets 309.0NA322.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PropertyPlantAndEquipmentGross NANA672.325NANANA647.055NANANA639.358NANANA618.656NANANA596.651NANANA561.336NANANA544.866NANANA512.428NANANA472.043NANANA386.604NANANA335.236NANANA
us-gaap:FurnitureAndFixturesGross NANA427.807NANANA415.216NANANA388.102NANANA368.107NANANA353.535NANANA320.41NANANA298.653NANANA272.795NANANA240.413NANANA206.557NANANA175.439NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA417.926NANANA403.338NANANA394.157NANANA368.941NANANA336.195NANANA303.483NANANA280.78NANANA251.86NANANA222.322NANANA196.456NANANA174.826NANANA
us-gaap:AmortizationOfIntangibleAssets █▇▇▇▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▃▄▄▄▃▃▃▃▃▂▃▃▃▃▃▂▂▂▃▃▂▁▁15.914.015.114.29.39.49.79.29.19.08.69.09.08.48.38.78.68.48.08.09.29.410.09.08.98.88.09.07.37.68.07.97.98.47.17.37.07.58.06.85.55.2NANANANA
us-gaap:PropertyPlantAndEquipmentNet ▇▇▇▇▇▇▇▆▆▆▇▇▇▇▇▇██████████████████▇▅▄▃▃▂▂▁▁250.761252.32254.399253.073247.548245.166243.717239.14233.9228.164245.201245.898249.834248.799249.715254.918256.761260.208260.456261.859257.868256.961257.853260.775264.146263.322264.086261.622263.709262.518260.568262.966263.915259.123249.721223.144205.754192.944190.148182.3171.506164.288160.41NANANA
us-gaap:Goodwill ████▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁483.136462.646467.547487.101255.153253.191262.242259.43263.984262.384264.53263.119263.796269.62266.783265.091261.411254.523253.197261.372260.224262.9257.718169.77167.491166.974144.325145.026146.433146.544146.52147.319146.922146.66147.258129.092128.963130.975130.747131.353132.01170.76870.278NANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▆▇▇█▂▂▃▃▃▄▄▄▅▅▅▅▅▄▄▄▄▄▄▃▂▂▂▃▃▃▃▃▃▃▃▂▃▃▃▃▃▁▁149.126159.639172.719183.06768.97576.30884.08391.16297.612104.066110.783116.061121.27126.242123.293122.681120.327113.188108.663110.161108.241110.1108.19682.24576.48875.42178.28283.15186.39883.48482.3184.42487.97289.24793.91375.74580.67981.04283.86690.14293.97151.92852.816NANANA
us-gaap:FiniteLivedIntangibleAssetsNet ▆▇▇█▁▁▂▂▃▃▄▄▄▅▄▄▄▄▃▄▃▄▃▂▁▁▂▂▂▂▂▂▂▂▃▁▂▂▂▂▃149.126159.639172.719183.06768.97576.30884.08391.16297.612104.066110.783116.061121.27126.242123.293122.681120.327113.188108.663110.161108.241110.1108.19682.24576.48875.42178.28283.15186.39883.48482.3184.42487.97289.24793.91375.74580.67981.04283.86690.14293.971NA52.816NANANA
us-gaap:OperatingLeaseRightOfUseAsset ▇▇██▇██▇██▁57.81261.47867.67469.39563.89566.24570.40763.76670.79970.8610.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ██▇▆▄▅▄▄▃▃▂▂▂▂▂▂▂▃▃▂▂▂▂▁▁▁▁▁▁▁▂▂▂▂▂▃▃▂▂▁▂▂▂76.87877.05972.64363.9348.42451.46144.08245.28938.08839.64428.50128.10630.34931.15532.55332.87828.733.47139.60128.72926.30232.82630.34921.48721.39721.1220.97824.59223.42424.17325.55828.26925.30328.35826.17733.49134.58431.91629.98422.64925.93827.58425.46NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:ContractWithCustomerLiabilityCurrent ▆▇█▂▁▂█▅▇▇▆▄▅125.986128.74132.151116.871113.785117.598131.445124.386128.787130.336127.288120.398125.451NA120.638NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent ▆▇█▆▆▆▆▅▅▅▅▅▄▅▄▄▄▄▄▄▄▄▃▃▄▃▄▄▄▃▃▃▃▃▄▃▃▃▃▃▂▁▁330.977339.435381.851330.793334.841313.736306.123293.091285.283287.956282.984276.063268.228275.969269.255265.41255.182263.529260.075255.853254.24255.085240.215235.931243.8235.146247.657249.488250.481233.118225.355231.208233.937241.848244.956225.377218.73216.399222.92218.837190.416166.24166.312NANANA
us-gaap:LongTermDebtCurrent NA5.05.03.53.5NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseLiabilityCurrent ▇▇██▇▇▇▇██▁13.38914.75115.80116.17713.58313.94213.43114.03815.73516.0880.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAccruedLiabilitiesCurrent ██▁19.18319.41315.827NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesCurrent ▃▅▅▆█▇▂▂▁▃▃▂▁▄▂▂26.85442.22142.57850.25966.81860.06520.71622.76112.66527.80725.91317.50814.79532.47823.78217.802NANA32.997NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:TaxesPayableCurrent NA14.25513.7223.48746.48NA6.791NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:LongTermDebtNoncurrent █▄▄▁▁100.090.99192.03684.28985.02NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LongTermDebtAndCapitalLeaseObligations █▄▄▁▁100.090.99192.03684.28985.02NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet ▅▄▄█▂▁▁▄▅▄▄▇▇▆▆▇28.35925.0525.28841.51416.25812.47514.06525.94927.90324.26825.45736.63837.38132.77433.60937.074NANA45.386NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent █▄▇▃▃▄▂▂▁▁▃▂▂▄▄▃▂▃▄▃▃▃▄▅▄▄▂▂▂▂▂▃▃▄▅▂▇▇▇█▇▁▁18.719.71715.7627.6068.49811.3485.4187.4114.9064.7437.4795.4885.94910.13410.1349.1567.427.79310.4138.6579.2188.73810.56511.87410.02610.0886.3537.0126.2496.1195.5319.4558.64610.55611.6897.19315.66815.71416.68318.25517.2014.6944.395NANANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▆▆▇█▇▇█▇██▁29.51231.64435.85437.76734.65536.42940.6533.11238.49538.1540.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo ▁▁▄█7.9467.85211.55717.34NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree ▁▁▃█6.9786.9298.01811.465NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour ▁▁▆█4.9584.9127.4678.229NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA5.4687.062NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA8.13614.161NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:StockholdersEquity ▇▇▇▇██▇▆▇▇▇▇▇▆▆▆▆▆▆▆▆▅▅▅▆▆▆▅▅▅▅▄▄▄▄▃▃▃▂▂▂▂▁1235.6521221.5091224.8711239.1981269.6391280.1171176.351162.1611174.5741201.2531238.3581196.9091165.6781149.7061128.0211163.7991138.0481115.771114.2191107.4111091.1911088.4621081.7211059.6031119.6261114.9481117.4961087.2881057.8931037.7411023.084991.178971.759957.761939.128918.286896.328875.314852.011826.798826.461794.382744.545NANANA
us-gaap:CommonStockValue ███████████████████▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▆▆▆▆▁1.331.3161.3121.3121.3141.3061.3051.3111.3191.3191.3271.3241.3221.3121.311.3071.3051.2961.2921.2891.2861.2771.2751.2691.2891.2811.2781.2761.2731.2611.2571.2521.2481.2351.2291.2251.2221.211.2071.2041.2011.190.786NANANA
us-gaap:AdditionalPaidInCapital ██▇▇▇▇▇▆▆▆▆▆▆▆▅▅▅▅▅▅▄▄▄▄▄▄▄▃▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁1087.6221059.0181033.2841012.656993.058973.354953.578939.121924.801910.602897.544881.417864.314846.743829.979816.152800.774785.666771.346758.411744.8730.97717.705694.817693.107680.228662.889649.794635.64621.211604.33586.406568.426552.51532.845515.973501.885485.989471.83459.486447.407431.726408.106NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▁▁▂▃▄▅▃▃▃▄▅▅▅▅▅▆▆▆▆▆▆▆▇▆███▇▇▇▇▇▇▇▇▇▆▆▆▆▆▅▅161.475180.063211.101247.97299.132335.876242.537245.465264.484307.153356.418329.342316.607315.951313.241365.021359.088361.327376.202372.893374.19380.896400.831395.154449.023455.651464.993440.785420.216414.765414.947400.798402.597405.622404.21400.694393.502384.147382.474370.211369.512354.956336.363NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▅▄▄▃▃▂▄▃▄▄▄▄▄▅▄▄▃▂▂▃▂▃▁▂▃▃▅▆▇▇▇▇▇▇▇▇▇▇▆▆██▇-14.775-18.888-20.826-22.74-23.865-30.419-21.07-23.736-16.03-17.821-16.931-15.174-16.565-14.3-16.509-18.681-23.119-32.519-34.621-25.182-29.085-24.681-38.09-31.637-23.793-22.212-11.664-4.5670.7640.5042.552.722-0.512-1.6060.8440.394-0.2813.968-3.5-4.1038.3416.51-0.71NANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue █▆▅▅▅▃▄▄▄▃▂▂▂▁19.94417.17315.66515.14215.1311.99313.31313.28413.33510.8669.8599.3039.5598.166NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▂▃▇▁▅▄▇▆▄▄██▅▄▇22.48229.84171.9837.28657.87843.6275.0660.70846.4942.14787.24388.48558.86939.98376.986NANANANANANANANANANANANANA22.29646.14274.75750.3323.9120.48242.25448.4618.29733.50453.39943.20431.66641.6327.31446.02430.11941.601
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▅▆▁█▆▅▆▅▅▄▆▄▅▅-12.7086.39316.073-309.165182.16549.626-44.24841.785-13.437-2.048-114.5729.259-63.903-60.782-45.278NANANANANANANANANANANANANA-14.538-26.87-21.597-11.512-19.335-5.4-184.011.68733.01571.481-101.095-47.798-74.948-12.992-38.68910.723-30.383-38.195
us-gaap:NetCashProvidedByUsedInFinancingActivities ▄▄▄▃█▃▂▁▁▁▄▄▄▄▃-26.714-28.218-27.43-42.9645.468-31.532-60.386-69.634-70.496-70.301-24.233-22.657-22.376-21.577-37.118NANANANANANANANANANANANANA-10.963-8.834-13.105-18.19-7.049-5.024-7.784-10.014-8.42-9.083-6.207-6.262-3.9456.5093.978-15.3211.064-20.253
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▅▅▆▁█▅▅▅▄▄▄▆▄▄-16.2916.4862.913-343.886286.76459.825-28.15731.012-37.005-30.62-51.99593.762-32.746-39.799NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:DepreciationDepletionAndAmortization █▇█▇▅▅▅▅▅▅▄▅▄▄▅▅▄▅▅▄▅▅▅▅▅▅▅▄▄▄▄▄▄▄▄▃▃▃▃▂▂▂▁▁▁▁26.15223.87225.83622.88719.07619.26518.99518.56217.97218.01216.93218.63717.66217.43617.90118.87917.24618.66918.22616.94718.78519.43218.17218.65518.57817.92419.19517.65416.36316.99417.07717.34216.72616.82917.65713.71313.20114.11514.15212.35512.41710.9739.6529.2329.5469.442
us-gaap:NetCashProvidedByUsedInOperatingActivities ▂▃▇▁▅▄▇▆▄▄██▅▄▇22.48229.84171.9837.28657.87843.6275.0660.70846.4942.14787.24388.48558.86939.98376.986NANANANANANANANANANANANANA22.29646.14274.75750.3323.9120.48242.25448.4618.29733.50453.39943.20431.66641.6327.31446.02430.11941.601
us-gaap:NetIncomeLoss ▃▂▂▂▃█▅▄▃▃▅▄▃▃▁▄▃▃▃▃▃▂▄▃▃▃▄▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▄▃▃▃17.3064.4954.736-4.62210.889132.65558.59651.64428.69223.2256.54143.19431.05424.268-24.28233.38925.15518.14829.14724.48919.89.29832.13823.17824.94215.00443.38539.70224.52318.72331.72815.76414.42118.620.71424.3426.44118.64224.32712.73626.54830.46138.02828.13324.60218.353
us-gaap:ShareBasedCompensation █▇▆▆▆▄▅▅▅▄▄▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▂▂▂▂▂▂▂▂▂▁▁▁▁▁20.01917.18915.8215.22115.23112.10413.38413.39213.62811.03410.1249.5569.7328.2047.8737.5467.3246.4026.1976.1386.7496.7486.3386.4066.3546.3916.2286.656.3286.5536.9967.996.8727.1347.297.2216.9826.3036.5696.3545.7064.594.6014.7354.5434.916
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▅▆▁█▆▅▆▅▅▄▆▄▅▅-12.7086.39316.073-309.165182.16549.626-44.24841.785-13.437-2.048-114.5729.259-63.903-60.782-45.278NANANANANANANANANANANANANA-14.538-26.87-21.597-11.512-19.335-5.4-184.011.68733.01571.481-101.095-47.798-74.948-12.992-38.68910.723-30.383-38.195
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▂▂▃▂▃▃▃▅▃▂▂▂▃▂▁▂▁▂▂▃▃▂▁▂▂▂▃▂▂▃▂▂▃▄█▅▄▂▃▄▃▂▃▁▁▁8.9238.48813.07911.21112.54612.81613.67421.13515.11210.9367.2867.60911.6498.1156.1728.3574.91610.81110.01713.43811.7039.2675.8857.47610.36310.26314.2998.53610.1511.9597.0017.64814.05319.09436.5923.54919.889.05414.50117.27613.4739.5813.9934.3894.7445.271
us-gaap:PaymentsToAcquireInvestments NANA0.00.0-0.001206.33144.19349.29731.68360.094141.26435.18784.9252.35524.8910.03827.55425.25330.0434.0460.05.0086.4140.07.31722.33216.18527.14970.8669.64954.3150.07.8628.177139.389.839NANA164.1539.20226.92127.17638.4653.02749.37635.823
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▄▄▄▃█▃▂▁▁▁▄▄▄▄▃-26.714-28.218-27.43-42.9645.468-31.532-60.386-69.634-70.496-70.301-24.233-22.657-22.376-21.577-37.118NANANANANANANANANANANANANA-10.963-8.834-13.105-18.19-7.049-5.024-7.784-10.014-8.42-9.083-6.207-6.262-3.9456.5093.978-15.3211.064-20.253
us-gaap:PaymentsOfDividendsCommonStock █████▇▇▇▇▇▇▇▇▆▆▆▆▆▅▅▅▅▅▅▅▅▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂▁▁▁▁▁35.89535.53334.14934.2434.15933.99732.77233.01632.95733.1130.50330.45930.39830.17727.527.45627.39427.20125.84125.78325.71725.55624.23724.53724.52324.34619.17919.13219.07218.90417.53517.51417.44617.28117.23417.14817.08516.93412.06412.03711.99211.86810.20110.19210.15310.072
us-gaap:PaymentsForRepurchaseOfCommonStock NANA9.46915.56417.1546.52634.14544.79645.97146.4040.00.00.00.00.0NANANA0.00.0NANA2.69664.014NANANANANANANANANANANANANANA0.00.00.00.00.010.9270.030.935
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1330000.01316000.01312000.01312000.01314000.01306000.01305000.01311000.01319000.01319000.01327000.01324000.01322000.01312000.01310000.01307000.01305000.01296000.01292000.01289000.01286000.01277000.01275000.01269000.01289000.01281000.01278000.01276000.01273000.01261000.01257000.01252000.01248000.01235000.01229000.01225000.01222000.01210000.01207000.01204000.01201000.01190000.0786000.0774000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value133132131131131131132133133133132131131130129128128128129128127127126125125124123122121121121120118118117
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value132131131131130131132132132131131130130129128128127127128128127126125125124123122121120120119118117116116
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


Antidilutive
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302010-09-30
Value3490700.01206000.0182000.01611000.0861000.067100.036600.0697800.0040700.06800.021500.01068800.051000.0393850.01331000.0556000.046400.0420000.013500.061500.0682300.0538100.086800.01201000.04300.0719200.01400000.0823500.0717000.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:RestrictedStockUnitsRSU


Antidilutive
Period End2021-06-302021-03-312020-06-302020-03-31
Value1369000.0567000.01206000.0182000.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount0.00.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.130.030.04-0.040.081.020.440.390.220.180.420.330.240.19-0.190.260.190.140.220.190.150.070.250.180.190.120.340.310.190.150.260.130.120.150.170.20.220.150.210.110.220.260.790.240.210.16
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.130.030.03-0.040.081.010.440.390.220.170.420.320.230.18-0.190.250.190.140.220.190.150.070.250.180.190.120.340.310.190.150.250.130.120.150.160.20.220.150.20.110.220.250.780.240.210.16
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value216.4336.65-3.497171236143302254442826-21.633373420192815222515234.456363424163118151621252226240.2922837
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.21.90.0-1.15.839.90.012.99.17.20.012.98.48.50.011.810.86.70.09.35.07.90.05.17.71.50.011.012.49.40.06.68.19.00.08.67.610.00.00.111.215.8

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value999510992858391858376888982748583827682767776867776768480817175758370747370616765555256514843
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax28.628.50.029.928.527.10.025.225.124.50.025.724.123.90.026.125.925.50.025.025.326.50.025.725.426.40.025.840.940.00.026.043.739.00.025.324.223.50.025.622.122.10.023.523.022.6

us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService

us-gaap:Maintenance


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value3.5163.7573.5713.8932.1061.691.8271.7882.0251.8872.0261.9332.3532.2062.7172.113.307
Percentage of CostOfGoodsAndServicesSold3.53.93.34.22.52.02.02.12.42.52.32.22.93.03.22.54.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.01.10.01.30.70.50.00.50.60.60.00.60.70.70.00.71.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Maintenance8.79.40.010.16.04.80.05.15.95.70.05.46.97.00.07.311.5

us-gaap:Product


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value95911058883828984817486877972828179
Percentage of CostOfGoodsAndServicesSold96.596.196.795.897.598.098.097.997.697.597.797.897.197.096.897.596.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.627.30.028.727.826.50.024.724.523.80.025.223.423.20.025.424.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Product31.231.10.032.831.530.00.027.627.326.70.028.126.025.80.028.027.3

Cost Of Revenue

us-gaap:CostOfRevenue

us-gaap:CostOfRevenue


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value999510992858391858376888982748583827682767776867776768480817175758370747370616765555256514843
Percentage of CostOfRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax28.628.50.029.928.527.10.025.225.124.50.025.724.123.90.026.125.925.50.025.025.326.50.025.725.426.40.025.840.940.00.026.043.739.00.025.324.223.50.025.622.122.10.023.523.022.6

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
Value30333637292630352927262627272726262524242524242323222222232221212222212021212121211817171615
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 RevenueFromContractWithCustomerExcludingAssessedTax8.710.00.012.19.78.50.010.58.79.00.07.78.28.70.08.28.28.60.08.08.28.60.07.87.77.90.07.211.812.60.07.411.512.70.07.17.48.20.08.38.47.90.07.98.08.0

Gross Profit

us-gaap:GrossProfit

us-gaap:GrossProfit


Gross
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value247239258215215225276254250234272257258237264237236223245229228211247222225213248232230213224213212216225216221199210189197185193168163147
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax71.471.50.070.171.572.90.074.874.975.50.074.375.976.10.073.974.174.50.075.074.773.50.074.374.673.60.074.2115.4119.90.074.0110.6120.10.074.775.876.50.074.477.977.90.076.577.077.4

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value214.47115-4.1471517254673225634835295638292346292612443334195334312438211818272834233110323746322919
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.21.30.0-1.35.155.70.019.89.88.40.014.010.39.50.011.99.27.70.09.58.64.30.011.111.46.70.010.916.013.60.07.49.710.10.010.011.79.10.04.012.715.60.014.813.810.2

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
Value4.279-0.024100.4754.38339-4.304154.1592.7556.9225.1813.9485.344814.7264.1975.026174.6956.4932.967129.9889.5344.43610-5.5597.3985.4367.2345.6544.226-0.4597.2774.5857.695.1487.195-2.4295.6816.6158.8444.5224.5111.119
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.2-0.00.00.21.512.80.04.61.20.90.01.51.21.70.01.51.31.70.01.52.11.00.03.33.21.50.0-1.83.73.10.02.02.2-0.30.01.62.62.00.0-1.02.22.80.02.12.10.6

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-03-31
Value1224000.0704000.0768000.0973000.066000.0040000.0000151000.0000176000.0179000.0178000.0167000.0119000.0135000.0192000.053000.00
Percentage of InterestExpense100.0100.0100.0100.0100.00.0100.00.00.00.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.20.00.30.00.00.00.00.00.00.00.00.00.00.10.10.10.10.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value174.4954.736-4.622101325851282356433124-24.2823325182924199.298322324154339241831151418202426182412263038282418
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.01.30.0-1.53.642.90.015.28.67.50.012.59.17.80.010.47.96.00.08.06.53.20.07.78.35.20.012.712.310.50.05.57.510.30.08.49.07.10.05.010.512.80.012.811.69.6

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value174.4954.736-4.622101325851282356433124
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.01.30.0-1.53.642.90.015.28.67.50.012.59.17.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


Nonoperating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-2963000.0-5070000.01796000.0-2001000.0-1143000.0560000.0611000.02249000.0555000.0
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.9-1.50.0-0.6-0.40.20.00.70.2

Operating Expenses

us-gaap:OperatingExpenses

us-gaap:OperatingExpenses


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value222230245218199213222189218211210211221209206199207201196200201197197190190193193198198189185193193196197186186175178179164148147136132128
Percentage of OperatingExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax64.368.70.070.866.069.00.055.665.368.00.061.065.167.10.062.265.167.10.065.465.868.70.063.563.166.70.063.399.4106.50.066.9100.6109.40.064.363.867.20.070.264.962.60.062.162.667.2

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value249.54113-2.1461617153653223614636285737282249292713503234205534322339201919272934243210323646313019
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.12.80.0-0.75.455.50.019.19.77.50.013.310.89.00.011.79.07.40.09.68.94.80.010.811.57.00.010.916.013.40.07.110.010.80.010.311.99.30.04.213.015.40.014.414.410.2

Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2.38111-9.565-9.53-0.074-0.575-3.9881.627-1.481.212
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.73.60.0-3.1-0.0-0.20.00.5-0.40.4

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value4.1131.9381.9141.1256.554-9.3492.666-7.7061.791-0.89-1.7571.391-2.2652.2092.1724.4389.42.102-9.4393.903-4.40613-6.454-7.844-1.581-10.548-7.097-5.3310.261-2.046-0.1723.2341.094-2.450.450.675-4.2497.4680.603-12.4441.8317.22
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.20.60.00.42.2-3.00.0-2.30.5-0.30.00.4-0.70.70.01.43.00.70.01.3-1.44.70.0-2.6-0.5-3.60.0-1.70.1-1.10.01.10.6-1.40.00.2-1.52.90.0-4.90.73.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4.1131.9381.9141.1256.554-9.3492.666-7.7061.791-0.89-1.7571.391-2.2652.209
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.20.60.00.42.2-3.00.0-2.30.5-0.30.00.4-0.70.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value-89000.0205000.0894000.0-139000.0-1316000.0-1234000.0-1108000.0697000.0143000.0-24000.0932000.01782000.0-1095000.0-519000.0-609000.0-1153000.0-235000.0431000.0471000.0301000.053000.0-2406000.0-1008000.0133000.025000.0628000.0-352000.0-70000.0265000.088000.0-278000.0304000.0400000.024000.077000.0-899000.0151000.0104000.078000.0-95000.0-571000.0446000.023000.0160000.0462000.0348000.0
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.00.10.0-0.0-0.4-0.40.00.20.0-0.00.00.5-0.3-0.20.0-0.4-0.10.10.00.10.0-0.80.00.00.00.20.0-0.00.10.00.00.10.20.00.0-0.30.10.00.0-0.0-0.20.20.00.10.20.2

Research And Development Expense

us-gaap:ResearchAndDevelopmentExpense

us-gaap:ResearchAndDevelopmentExpense


Research
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value81807370647171666866666666616056565857595959565255605758555554605861585654545454474243393638
Percentage of ResearchAndDevelopmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.523.90.023.021.323.10.019.620.421.30.019.119.619.80.017.617.919.40.019.319.520.70.017.518.420.90.018.827.931.00.021.030.534.00.019.518.620.70.021.418.618.00.018.117.220.2

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value346335367308301309367340334311360346341311349320318300328306306287334299301289332313200178300289192180300289292261278254253237249220211191
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService

us-gaap:Maintenance


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value4040403835353535343337353431292928
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.612.010.912.511.611.49.610.310.310.710.410.410.010.18.49.09.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.612.010.912.511.611.49.610.310.310.710.410.410.010.18.49.09.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Maintenance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Product


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value306295327269266273332305299277322310306280320291289
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax88.488.089.187.588.488.690.489.789.789.389.689.690.089.991.691.091.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax88.488.089.187.588.488.690.489.789.789.389.689.690.089.991.691.091.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Product100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical

country:CN


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value59545234
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.016.117.311.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.016.117.311.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:CN100.0100.0100.0100.0

country:US


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value127120116118
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax36.635.838.538.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax36.635.838.538.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax country:US100.0100.0100.0100.0

nati:OutsideUnitedStates


Revenue
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value187185191233208211198224213222200228195204189209184198183218180185179211191200178185170
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax60.761.461.763.461.163.163.762.261.565.164.165.260.864.063.063.660.164.763.765.260.061.361.863.460.9100.0100.061.558.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax60.761.461.763.461.163.163.762.261.565.164.165.260.864.063.063.660.164.763.765.260.061.361.863.460.9100.0100.061.558.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax nati:OutsideUnitedStates100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nati:RestOfTheWorld


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value161161133157
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax46.448.044.150.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax46.448.044.150.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax nati:RestOfTheWorld100.0100.0100.0100.0

srt:Americas


Revenue
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-30
Value134134127121143143128145142129131133121
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax38.836.641.240.439.242.038.640.541.338.137.641.538.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax38.836.641.240.439.242.038.640.541.338.137.641.538.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:Americas100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:AsiaPacific


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value12212212710210493113101106899610310186989496
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.436.734.633.334.830.330.929.931.828.826.730.029.727.828.129.430.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.436.734.633.334.830.330.929.931.828.826.730.029.727.828.129.430.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:AsiaPacific100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:NorthAmerica


Revenue
Period End2021-03-312020-03-312019-03-312018-03-31
Value126125122119
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax37.840.439.438.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax37.840.439.438.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:NorthAmerica100.0100.0100.0100.0

us-gaap:EMEA


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value89851057874901099599981189911010512093100
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax25.725.528.725.524.829.329.928.129.631.832.828.732.333.834.329.131.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax25.725.528.725.524.829.329.928.129.631.832.828.732.333.834.329.131.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:EMEA100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementGeographical, us-gaap:TimingOfTransferOfGoodOrService

srt:Americas, us-gaap:TransferredAtPointInTime


Revenue
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-09-302017-06-30
Value112114107103121119105133115105108102
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.431.135.034.233.035.231.637.133.331.034.032.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.431.135.034.233.035.231.637.133.331.034.032.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:Americas us-gaap:TransferredAtPointInTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:Americas, us-gaap:TransferredOverTime


Revenue
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-09-302017-06-30
Value222019182223231227242419
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.55.56.26.26.26.86.93.48.07.17.56.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.55.56.26.26.26.86.93.48.07.17.56.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:Americas us-gaap:TransferredOverTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:AsiaPacific, us-gaap:TransferredAtPointInTime


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value111112117929483104929881879593788487
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.333.632.029.931.327.128.427.329.426.224.227.727.325.226.427.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.333.632.029.931.327.128.427.329.426.224.227.727.325.226.427.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:AsiaPacific us-gaap:TransferredAtPointInTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:AsiaPacific, us-gaap:TransferredOverTime


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value10109.85610109.7639.3258.8418.1538.1628.7787.9617.9268.0789.7759.082
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.23.12.73.43.53.22.52.62.42.62.42.32.32.63.02.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.23.12.73.43.53.22.52.62.42.62.42.32.32.63.02.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:AsiaPacific us-gaap:TransferredOverTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:NorthAmerica, us-gaap:TransferredAtPointInTime


Revenue
Period End2021-03-312020-03-312019-03-312018-03-31
Value10410599100
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.234.032.032.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.234.032.032.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:NorthAmerica us-gaap:TransferredAtPointInTime100.0100.0100.0100.0

srt:NorthAmerica, us-gaap:TransferredOverTime


Revenue
Period End2021-03-312020-03-312019-03-312018-03-31
Value22192219
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.66.47.46.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.66.47.46.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:NorthAmerica us-gaap:TransferredOverTime100.0100.0100.0100.0

us-gaap:EMEA, us-gaap:TransferredAtPointInTime


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value67648257567190757979987990867377
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax19.419.222.318.818.723.024.522.223.925.427.423.126.527.922.924.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax19.419.222.318.818.723.024.522.223.925.427.423.126.527.922.924.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:EMEA us-gaap:TransferredAtPointInTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EMEA, us-gaap:TransferredOverTime


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value21212320181919201919191919181923
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.36.46.46.76.16.35.45.95.76.35.45.65.75.96.27.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.36.46.46.76.16.35.45.95.76.35.45.65.75.96.27.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:EMEA us-gaap:TransferredOverTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:TimingOfTransferOfGoodOrService

us-gaap:TransferredAtPointInTime


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value291281314257253260315288283260319291289265267266
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax84.084.085.483.784.284.185.984.684.983.788.884.184.985.283.283.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax84.084.085.483.784.284.185.984.684.983.788.884.184.985.283.283.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:TransferredAtPointInTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TransferredOverTime


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value55535350474951525050405551465351
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.016.014.616.315.815.914.115.415.116.311.215.915.114.816.816.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.016.014.616.315.815.914.115.415.116.311.215.915.114.816.816.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:TransferredOverTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value346335367308301309367340334311360346341311349320318300328306306287334299301289332313200178300289192180300289292261278254253237249220211191
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Selling And Marketing Expense

us-gaap:SellingAndMarketingExpense

us-gaap:SellingAndMarketingExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value111116134109105115121113120117117118127120119116124117115116116113116114111109113116119111109111112114111109110100102103968786797974
Percentage of SellingAndMarketingExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.134.836.635.635.037.432.933.536.237.832.534.237.338.534.236.439.039.135.038.138.039.434.838.237.137.834.237.259.762.936.538.558.663.437.137.737.938.336.840.538.036.634.636.137.439.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value183218251884184318491762165116281639167116711629159315911566153115051491149614721473145614531413145614431455142014051365134313211304129812841234121311701154111510891011959813
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value596604659604580482475466464470432433428441438367367376382365382367372353336328337333347327320330332340345315317295302288263217215158
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 Assets32.633.135.032.831.427.428.828.628.428.125.926.626.927.828.024.024.425.225.524.825.925.325.625.023.122.723.223.524.724.023.925.025.526.226.925.626.125.226.225.924.121.522.419.5

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
Value183218251884184318491762165116281639167116711629159315911566153115051491149614721473145614531413145614431455142014051365134313211304129812841234121311701154111510891011959813
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value1235122112241239126912801176116211741201123811961165114911281163113811151114110710911088108110591119111411171087105710371023991971957939918896875852826826794744654664661
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets67.466.965.067.268.672.671.271.471.671.974.173.473.172.272.076.075.674.874.575.274.174.774.475.076.977.376.876.575.376.076.175.074.573.873.174.473.974.873.874.175.978.577.680.50.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-03-312018-12-31
Value0.766-1.115-10.334-3.0594.1244.094.8467.8557.8586.862
Percentage of StockholdersEquity0.1-0.1-0.8-0.20.30.30.40.70.70.6
Percentage of Assets0.0-0.1-0.5-0.20.20.20.30.50.50.4
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value-0.564-0.512-0.426-0.357-0.183-2.765-0.0850.1970.597-0.127-1.308-1.216-1.372-1.413-0.782-0.496-0.626-0.653-0.669-0.501-0.857
Percentage of StockholdersEquity-0.0-0.0-0.0-0.0-0.0-0.2-0.00.00.1-0.0-0.1-0.1-0.1-0.1-0.1-0.0-0.1-0.1-0.1-0.0-0.1
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.2-0.00.00.0-0.0-0.1-0.1-0.1-0.1-0.0-0.0-0.0-0.0-0.0-0.0-0.1
Percentage of Assets us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-14.775-18.888-20.826-22.74-23.865-30.419-21.07-23.736-16.03-17.821-16.931-15.174-16.565-14.3-16.509-18.681-23.119-32.519-34.621-25.182-38.09-11.6642.550.844-3.5-0.7113107.065
Percentage of StockholdersEquity-1.2-1.5-1.7-1.8-1.9-2.4-1.8-2.0-1.4-1.5-1.4-1.3-1.4-1.2-1.5-1.6-2.0-2.9-3.1-2.3-3.5-1.00.20.1-0.4-0.12.11.61.1
Percentage of Assets-0.8-1.0-1.1-1.2-1.3-1.7-1.3-1.5-1.0-1.1-1.0-0.9-1.0-0.9-1.1-1.2-1.5-2.2-2.3-1.7-2.6-0.80.20.1-0.3-0.11.70.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value-14.977-17.261-10.066-19.324-27.806-31.744-25.831-31.788-23.287-25.552-22.485-20.077-18.718-6.913-12.717-15.297-21.63-33.278-37.174-22.323-31.871
Percentage of StockholdersEquity-1.2-1.4-0.8-1.6-2.2-2.5-2.2-2.7-2.0-2.1-1.8-1.7-1.6-0.6-1.1-1.3-1.9-3.0-3.3-2.0-2.9
Percentage of Assets-0.8-0.9-0.5-1.0-1.5-1.8-1.6-2.0-1.4-1.5-1.3-1.2-1.2-0.4-0.8-1.0-1.4-2.2-2.5-1.5-2.2
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value1087105910331012993973953939924910897881864846829771717662604532471408336300260
Percentage of StockholdersEquity88.086.784.481.778.276.081.180.878.775.872.573.674.173.673.669.266.359.359.156.755.454.851.445.239.4
Percentage of Assets59.458.054.854.953.755.257.757.756.454.553.754.154.253.253.051.549.445.545.041.540.942.541.40.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value1.331.3161.3121.3121.3141.3061.3051.3111.3191.3191.3271.3241.3221.3121.311.2921.2751.2781.2571.2291.2070.7860.7740.7720.794
Percentage of StockholdersEquity0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value161180211247299335242245264307356329316315313376400464414404382336303352392
Percentage of StockholdersEquity13.114.717.220.023.626.220.621.122.525.628.827.527.227.527.833.837.141.640.643.044.945.246.453.159.4
Percentage of Assets8.89.911.213.416.219.114.715.116.118.421.320.219.919.920.025.127.631.930.931.533.135.037.30.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value814812849787109510709479299359661022976928915894855838830834810820793799879926916947906885848828798780774767772763733719689666696650532
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 Assets44.444.545.142.759.260.757.357.157.057.861.259.958.357.557.155.955.755.755.855.055.754.555.062.263.663.565.163.863.062.261.760.459.859.759.862.662.962.762.361.861.168.967.865.5

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2020-12-312020-06-302019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value260471194259311217250290294263279285300285265251229232239274259237240230190169172161311271238142196207254219226185184201229194
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.825.511.815.519.113.715.718.519.217.518.719.120.419.418.217.316.216.016.618.818.316.917.617.114.413.013.312.625.222.420.412.417.619.025.222.90.00.00.024.80.00.0

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType

us-gaap:CashAndCashEquivalents, us-gaap:GeographicConcentrationRisk


Cash
Period End2020-12-312019-12-312018-12-312017-12-31
Value260194259290
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.099.9
Percentage of Assets13.811.815.518.5
Percentage of Assets us-gaap:CashAndCashEquivalents us-gaap:GeographicConcentrationRisk0.00.00.00.0

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:GeographicDistribution

us-gaap:CashAndCashEquivalents, us-gaap:GeographicConcentrationRisk, us-gaap:GeographicDistributionDomestic


Cash
Period End2020-12-312019-12-312018-12-312017-12-31
Value102557663
Percentage of CashAndCashEquivalentsAtCarryingValue39.428.729.421.7
Percentage of Assets5.43.44.64.0
Percentage of Assets us-gaap:CashAndCashEquivalents us-gaap:GeographicConcentrationRisk us-gaap:GeographicDistributionDomestic0.00.00.00.0

us-gaap:CashAndCashEquivalents, us-gaap:GeographicConcentrationRisk, us-gaap:GeographicDistributionForeign


Cash
Period End2020-12-312019-12-312018-12-312017-12-31
Value157138183227
Percentage of CashAndCashEquivalentsAtCarryingValue60.671.370.678.2
Percentage of Assets8.48.411.014.5
Percentage of Assets us-gaap:CashAndCashEquivalents us-gaap:GeographicConcentrationRisk us-gaap:GeographicDistributionForeign0.00.00.00.0

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:CounterpartyName

nati:MalaysianCitibank


Cash
Period End2020-12-312019-12-312018-12-31
Value131319
Percentage of CashAndCashEquivalentsAtCarryingValue5.06.77.3
Percentage of Assets0.70.81.1
Percentage of Assets nati:MalaysianCitibank0.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value250266260197541254194222191228259311217250290285
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.714.613.810.729.314.411.813.711.713.715.519.113.715.718.519.1

Short Term Investments

us-gaap:ShortTermInvestments

us-gaap:ShortTermInvestments


Short
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1432599213732923820924725127116412291105867352556381182190203197188164169163153153155173527913822313911213013187
Percentage of ShortTermInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.81.83.25.07.418.714.412.915.115.016.210.37.86.07.05.84.93.53.74.35.612.913.014.113.513.311.712.412.111.611.812.013.54.26.511.919.412.510.312.913.710.7

us-gaap:ShortTermInvestments us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType

us-gaap:ShortTermInvestments, us-gaap:GeographicConcentrationRisk


Short
Period End2020-12-312019-12-312018-12-312017-12-31
Value59238271122
Percentage of ShortTermInvestments100.0100.0100.1100.0
Percentage of Assets3.214.416.27.8
Percentage of Assets us-gaap:ShortTermInvestments us-gaap:GeographicConcentrationRisk0.00.00.00.0

us-gaap:ShortTermInvestments us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:GeographicDistribution

us-gaap:ShortTermInvestments, us-gaap:GeographicConcentrationRisk, us-gaap:GeographicDistributionDomestic


Short
Period End2020-12-312019-12-312018-12-312017-12-31
Value481642360.0
Percentage of ShortTermInvestments80.669.087.40.0
Percentage of Assets2.69.914.20.0
Percentage of Assets us-gaap:ShortTermInvestments us-gaap:GeographicConcentrationRisk us-gaap:GeographicDistributionDomestic0.00.00.00.0

us-gaap:ShortTermInvestments, us-gaap:GeographicConcentrationRisk, us-gaap:GeographicDistributionForeign


Short
Period End2020-12-312019-12-312018-12-312017-12-31
Value117334122
Percentage of ShortTermInvestments19.431.012.7100.0
Percentage of Assets0.64.52.17.8
Percentage of Assets us-gaap:ShortTermInvestments us-gaap:GeographicConcentrationRisk us-gaap:GeographicDistributionForeign0.00.00.00.0

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value258241266214211213248224222215242239249242248235230224228206222207216185205190202187210181180182172172187182188155157158148132127103
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets14.113.214.211.611.412.115.113.813.612.914.514.715.715.215.915.415.315.015.314.015.114.214.913.114.113.213.913.215.013.313.413.813.313.314.614.815.513.313.614.213.713.113.312.8

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value21119719420920920820020620620419419219319318418418619419319619419218518918717717317016717017217818518816915514814013113214113411786
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.510.810.311.411.311.812.112.712.612.211.611.812.112.111.812.112.413.112.913.313.213.212.713.412.912.311.912.011.912.512.813.514.214.513.212.612.312.011.411.913.013.312.310.6

Inventory Finished Goods

us-gaap:InventoryFinishedGoods

us-gaap:InventoryFinishedGoods


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value858482868684798793928681848584828591919087857982828187858386858587898379797270687156
Percentage of InventoryFinishedGoods100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.74.64.44.74.74.84.85.45.75.65.25.05.35.45.45.45.66.16.16.15.95.85.55.95.75.76.06.15.96.46.46.56.76.96.56.56.56.26.16.16.65.9

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value807568726564656666665462566548505245535563656558807270717551496668584849563238464236
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.44.13.64.03.63.74.04.14.04.03.33.83.64.13.13.33.53.13.63.84.34.54.54.15.65.04.85.05.43.83.65.05.24.53.74.04.62.83.34.13.93.8

Land

us-gaap:Land

us-gaap:Land


Land
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1212323332323232272317
Percentage of Land100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.72.02.12.22.32.32.52.22.11.9

Noncurrent Assets

us-gaap:NoncurrentAssets

us-gaap:NoncurrentAssets


Noncurrent
Period End2021-06-302020-12-31
Value309322
Percentage of NoncurrentAssets100.0100.0
Percentage of Assets16.917.1

us-gaap:NoncurrentAssets us-gaap:StatementGeographical

country:HU


Noncurrent
Period End2021-06-302020-12-31
Value5152
Percentage of NoncurrentAssets16.516.1
Percentage of Assets2.82.8
Percentage of Assets country:HU0.00.0

nati:RestOfTheWorld


Noncurrent
Period End2021-06-302020-12-31
Value5668
Percentage of NoncurrentAssets18.121.1
Percentage of Assets3.13.6
Percentage of Assets nati:RestOfTheWorld0.00.0

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value672647639618596561544512472386335
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets35.739.238.339.539.938.637.438.136.733.534.9

Furniture And Fixtures Gross

us-gaap:FurnitureAndFixturesGross

us-gaap:FurnitureAndFixturesGross


Furniture
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value427415388368353320298272240206175
Percentage of FurnitureAndFixturesGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets22.725.123.223.523.622.020.520.318.717.918.3

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value417403394368336303280251222196174
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets22.224.423.623.622.520.919.318.717.317.018.2

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value151415149.39.49.79.29.19.08.69.09.08.48.38.78.68.48.08.09.29.410.09.08.98.88.09.07.37.68.07.97.98.47.17.37.07.58.06.85.55.2
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value250252254253247245243239233228245245249248249254256260260261257256257260264263264261263262260262263259249223205192190182171164160153
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 Assets13.713.813.513.713.413.914.814.714.313.714.715.115.715.615.916.617.117.417.417.817.517.617.718.518.118.218.118.418.819.219.419.920.220.019.418.117.016.516.516.315.716.216.718.9

us-gaap:PropertyPlantAndEquipmentNet us-gaap:StatementGeographical

nati:OutsideUnitedStates


Property
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value135135133132130126119115132132133132132133133133133136136137138140145145145142
Percentage of PropertyPlantAndEquipmentNet53.153.353.753.853.352.750.950.453.853.753.253.152.952.251.851.151.151.952.753.353.553.754.955.154.954.5
Percentage of Assets7.27.37.27.57.97.77.36.97.98.18.38.38.48.78.88.98.99.29.29.49.59.910.010.010.010.6
Percentage of Assets nati:OutsideUnitedStates0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NonUs


Property
Period End2021-03-312020-12-31
Value131135
Percentage of PropertyPlantAndEquipmentNet51.953.1
Percentage of Assets7.27.2
Percentage of Assets us-gaap:NonUs0.00.0

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value483462467487255253262259263262264263263269266265261254253261260262257169167166144145146146146147146146147129128130130131132707064
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets26.425.324.826.413.814.415.915.916.115.715.816.116.616.917.017.317.417.116.917.717.718.117.712.011.511.69.910.210.410.710.911.111.311.311.510.510.611.211.311.812.17.07.38.0

us-gaap:Goodwill us-gaap:BusinessAcquisition

nati:OptimalPlusLtd


Goodwillus-gaap:
Period End2020-07-02
Value227
Percentage of Goodwill0.0
Percentage of Assets0.0
Percentage of Assets nati:OptimalPlusLtd0.0

nati:OptimalPlusLtdMember


Goodwillus-gaap:
Period End2020-07-02
Value203
Percentage of Goodwill0.0
Percentage of Assets0.0
Percentage of Assets nati:OptimalPlusLtdMember0.0

nati:OtherAcquisitions


Goodwillus-gaap:
Period End2021-06-30
Value17
Percentage of Goodwill3.5
Percentage of Assets0.9
Percentage of Assets nati:OtherAcquisitions0.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1491591721836876849197104110116121126123122120113108110108110108827675788386838284878993758081839093515243
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.18.79.29.93.74.35.15.66.06.26.67.17.67.97.98.08.07.67.37.57.37.67.45.85.35.25.45.96.16.16.16.46.76.97.36.16.66.97.38.18.65.15.55.3

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value149159172183687684919710411011612112612312212011310811010811010882767578838683828487899375808183909352
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.18.79.29.93.74.35.15.66.06.26.67.17.67.97.98.08.07.67.37.57.37.67.45.85.35.25.45.96.16.16.16.46.76.97.36.16.66.97.38.18.65.5

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ComputerSoftwareIntangibleAsset


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value192431374450556165707480858886847971646157545045383335363428232222202124262323262724
Percentage of FiniteLivedIntangibleAssetsNet12.815.618.320.464.666.366.567.067.067.367.369.270.369.870.068.566.263.159.556.153.249.246.455.349.944.045.343.540.333.728.226.126.023.423.032.532.829.428.029.129.345.9
Percentage of Assets1.01.41.72.02.42.93.43.84.04.24.54.95.45.55.55.55.34.84.34.23.93.73.53.22.62.32.42.52.52.11.71.71.81.61.72.02.22.02.02.42.52.5
Percentage of Assets us-gaap:ComputerSoftwareIntangibleAsset0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-31
Value262830
Percentage of FiniteLivedIntangibleAssetsNet17.717.717.5
Percentage of Assets1.41.51.6
Percentage of Assets us-gaap:CustomerRelationships0.00.00.0

us-gaap:DevelopedTechnologyRights


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value838387902.5213.0773.9834.7545.7036.3997.2746.1846.9348.0918.857101113141718222417202222252932353841434728303335373910
Percentage of FiniteLivedIntangibleAssetsNet56.352.450.749.33.74.04.75.25.86.16.65.35.76.47.28.59.911.513.515.517.320.022.221.026.330.328.830.933.638.442.845.246.749.350.437.738.341.242.641.542.520.1
Percentage of Assets4.64.64.64.90.10.20.20.30.30.40.40.40.40.50.60.70.80.91.01.21.31.51.71.21.41.61.51.82.12.32.62.93.13.43.72.32.52.83.13.43.71.1
Percentage of Assets us-gaap:DevelopedTechnologyRights0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherIntangibleAssets


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value12124344101112131415161616161414151415171718184.1483.6154.4925.3076.2577.328.2088.8519.3919.1989.842108.0378.8679.6071011113.457
Percentage of FiniteLivedIntangibleAssetsNet8.28.125.124.515.915.215.014.314.814.714.714.313.413.412.112.212.613.214.215.416.117.117.25.04.76.06.87.58.59.810.811.110.511.011.010.611.011.912.912.612.46.5
Percentage of Assets0.70.72.32.40.60.70.80.80.90.91.01.01.01.10.91.01.01.01.01.21.21.31.30.30.20.30.40.40.50.60.70.70.70.80.80.70.70.80.91.01.10.4
Percentage of Assets us-gaap:OtherIntangibleAssets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Patents


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value7.5839.98410101011111212121212121313131313131414141515141414151515151414141414141413151414
Percentage of FiniteLivedIntangibleAssetsNet5.16.35.95.715.814.413.813.512.411.811.511.210.610.410.710.811.312.212.813.013.513.614.118.719.019.719.118.117.718.118.317.616.916.315.619.218.017.616.616.815.827.4
Percentage of Assets0.40.50.50.60.60.60.70.80.70.70.80.80.80.80.80.90.90.90.91.01.01.01.11.11.01.01.01.11.11.11.11.11.11.11.11.21.21.21.21.41.41.5
Percentage of Assets us-gaap:Patents0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value576167696366706370700.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets3.23.43.63.83.53.84.33.94.34.20.0

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
Value7677726348514445383928283031323228333928263230212121202423242528252826333431292225272519
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 Assets4.24.23.93.52.62.92.72.82.32.41.71.71.92.02.12.11.92.22.62.01.82.32.11.51.51.51.41.71.71.81.92.11.92.22.02.72.82.72.62.02.42.72.72.4

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-01-012017-12-31
Value125128132116113117131124128130127120125111120
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.97.17.06.36.26.78.07.67.97.87.67.47.90.07.7

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
Value330339381330334313306293285287282276268275269265255263260255254255240235243235247249250233225231233241244225218216222218190166166118
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 Assets18.118.620.317.918.117.818.518.017.417.216.916.916.817.317.217.317.017.717.417.417.317.516.516.716.716.317.017.617.817.116.817.517.918.619.118.318.018.519.319.617.516.417.314.6

Long Term Debt Current

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


Long
Period End2021-03-312020-12-312020-09-302020-06-302019-12-31
Value5000000.05000000.03500000.03500000.00
Percentage of LongTermDebtCurrent100.0100.0100.0100.00.0
Percentage of Assets0.30.30.20.20.0

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value131415161313131415160.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.70.80.80.90.70.80.80.91.01.00.0

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherAccruedLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-31
Value191915
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0
Percentage of Assets1.01.10.8

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value2642425066602022122725171432231732
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.52.32.32.73.63.41.31.40.81.71.61.10.92.01.51.22.2

Taxes Payable Current

us-gaap:TaxesPayableCurrent

us-gaap:TaxesPayableCurrent


Taxes
Period End2021-03-312020-12-312020-09-302020-06-302019-12-31
Value141323466.791
Percentage of TaxesPayableCurrent100.0100.0100.0100.0100.0
Percentage of Assets0.80.71.32.50.4

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value100909284850.0
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.00.0
Percentage of Assets5.55.04.94.64.60.0

Long Term Debt And Capital Lease Obligations

us-gaap:LongTermDebtAndCapitalLeaseObligations

us-gaap:LongTermDebtAndCapitalLeaseObligations


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value100909284850.0
Percentage of LongTermDebtAndCapitalLeaseObligations100.0100.0100.0100.0100.00.0
Percentage of Assets5.55.04.94.64.60.0

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value2825254116121425272425363732333745
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.51.41.32.30.90.70.91.61.71.51.52.22.32.12.12.43.0

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
Value189.717157.6068.498115.4187.4114.9064.7437.4795.4885.94910109.1567.427.793108.6579.2188.738101110106.3537.0126.2496.1195.5319.4558.64610117.19315151618174.6944.3954.116
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 Assets1.00.50.80.40.50.60.30.50.30.30.40.30.40.60.60.60.50.50.70.60.60.60.70.80.70.70.40.50.40.40.40.70.70.80.90.61.31.31.41.61.60.50.50.5

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
Value293135373436403338380.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets1.61.71.92.01.92.12.52.02.32.30.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value7.9467.8521117
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0
Percentage of Assets0.40.40.60.9

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value6.9786.9298.01811
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0
Percentage of Assets0.40.40.40.6

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value4958000.04912000.07467000.08229000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0100.0
Percentage of Assets0.30.30.40.4

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-312020-09-30
Value5468000.07062000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0100.0
Percentage of Assets0.30.4

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-312020-09-30
Value8.13614
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0100.0
Percentage of Assets0.40.8

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312019-01-01
Value424651535447545452
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.32.52.72.93.32.93.33.20.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value47505865
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0100.0
Percentage of Assets2.62.83.13.5

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value4.1934.5266.85911
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0
Percentage of Assets0.20.20.40.6

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value1235122112241239126912801176116211741201123811961165114911281163113811151114110710911088108110591119111411171087105710371023991971957939918896875852826826794744654664661
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets67.466.965.067.268.672.671.271.471.671.974.173.473.172.272.076.075.674.874.575.274.174.774.475.076.977.376.876.575.376.076.175.074.573.873.174.473.974.873.874.175.978.577.680.50.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-03-312018-12-31
Value0.766-1.115-10.334-3.0594.1244.094.8467.8557.8586.862
Percentage of StockholdersEquity0.1-0.1-0.8-0.20.30.30.40.70.70.6
Percentage of Assets0.0-0.1-0.5-0.20.20.20.30.50.50.4
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value-0.564-0.512-0.426-0.357-0.183-2.765-0.0850.1970.597-0.127-1.308-1.216-1.372-1.413-0.782-0.496-0.626-0.653-0.669-0.501-0.857
Percentage of StockholdersEquity-0.0-0.0-0.0-0.0-0.0-0.2-0.00.00.1-0.0-0.1-0.1-0.1-0.1-0.1-0.0-0.1-0.1-0.1-0.0-0.1
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.2-0.00.00.0-0.0-0.1-0.1-0.1-0.1-0.0-0.0-0.0-0.0-0.0-0.0-0.1
Percentage of Assets us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-14.775-18.888-20.826-22.74-23.865-30.419-21.07-23.736-16.03-17.821-16.931-15.174-16.565-14.3-16.509-18.681-23.119-32.519-34.621-25.182-38.09-11.6642.550.844-3.5-0.7113107.065
Percentage of StockholdersEquity-1.2-1.5-1.7-1.8-1.9-2.4-1.8-2.0-1.4-1.5-1.4-1.3-1.4-1.2-1.5-1.6-2.0-2.9-3.1-2.3-3.5-1.00.20.1-0.4-0.12.11.61.1
Percentage of Assets-0.8-1.0-1.1-1.2-1.3-1.7-1.3-1.5-1.0-1.1-1.0-0.9-1.0-0.9-1.1-1.2-1.5-2.2-2.3-1.7-2.6-0.80.20.1-0.3-0.11.70.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value-14.977-17.261-10.066-19.324-27.806-31.744-25.831-31.788-23.287-25.552-22.485-20.077-18.718-6.913-12.717-15.297-21.63-33.278-37.174-22.323-31.871
Percentage of StockholdersEquity-1.2-1.4-0.8-1.6-2.2-2.5-2.2-2.7-2.0-2.1-1.8-1.7-1.6-0.6-1.1-1.3-1.9-3.0-3.3-2.0-2.9
Percentage of Assets-0.8-0.9-0.5-1.0-1.5-1.8-1.6-2.0-1.4-1.5-1.3-1.2-1.2-0.4-0.8-1.0-1.4-2.2-2.5-1.5-2.2
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value1087105910331012993973953939924910897881864846829771717662604532471408336300260
Percentage of StockholdersEquity88.086.784.481.778.276.081.180.878.775.872.573.674.173.673.669.266.359.359.156.755.454.851.445.239.4
Percentage of Assets59.458.054.854.953.755.257.757.756.454.553.754.154.253.253.051.549.445.545.041.540.942.541.40.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value1.331.3161.3121.3121.3141.3061.3051.3111.3191.3191.3271.3241.3221.3121.311.2921.2751.2781.2571.2291.2070.7860.7740.7720.794
Percentage of StockholdersEquity0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value161180211247299335242245264307356329316315313376400464414404382336303352392
Percentage of StockholdersEquity13.114.717.220.023.626.220.621.122.525.628.827.527.227.527.833.837.141.640.643.044.945.246.453.159.4
Percentage of Assets8.89.911.213.416.219.114.715.116.118.421.320.219.919.920.025.127.631.930.931.533.135.037.30.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1330000.01316000.01312000.01312000.01314000.01306000.01305000.01311000.01319000.01319000.01327000.01324000.01322000.01312000.01310000.01307000.01305000.01296000.01292000.01289000.01286000.01277000.01275000.01269000.01289000.01281000.01278000.01276000.01273000.01261000.01257000.01252000.01248000.01235000.01229000.01225000.01222000.01210000.01207000.01204000.01201000.01190000.0786000.0774000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1087105910331012993973953939924910897881864846829816800785771758744730717694693680662649635621604586568552532515501485471459447431408336
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets59.458.054.854.953.755.257.757.756.454.553.754.154.253.253.053.353.252.751.551.550.650.249.449.247.647.145.545.745.245.545.044.443.642.641.541.841.441.540.941.241.142.742.541.4

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value161180211247299335242245264307356329316315313365359361376372374380400395449455464440420414414400402405404400393384382370369354336303
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.89.911.213.416.219.114.715.116.118.421.320.219.919.920.023.823.924.225.125.325.426.227.628.030.831.631.931.029.930.430.930.330.931.231.532.532.432.833.133.233.935.135.037.3

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-14.775-18.888-20.826-22.74-23.865-30.419-21.07-23.736-16.03-17.821-16.931-15.174-16.565-14.3-16.509-18.681-23.119-32.519-34.621-25.182-29.085-24.681-38.09-31.637-23.793-22.212-11.664-4.5670.7640.5042.552.722-0.512-1.6060.8440.394-0.2813.968-3.5-4.1038.3416.51-0.7113
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-0.8-1.0-1.1-1.2-1.3-1.7-1.3-1.5-1.0-1.1-1.0-0.9-1.0-0.9-1.1-1.2-1.5-2.2-2.3-1.7-2.0-1.7-2.6-2.2-1.6-1.5-0.8-0.30.10.00.20.2-0.0-0.10.10.0-0.00.3-0.3-0.40.80.6-0.11.7

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value191715151511131313109.8599.3039.5598.166
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value191715151511131313109.8599.3039.5598.166
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2229717.286574375604642878858397622467450232042488.297335343314127463041
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.58.919.62.419.214.120.417.813.913.524.225.617.312.822.011.125.924.917.412.511.414.116.72.812.819.216.912.517.510.920.914.221.8

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-12.7086.39316-309.16518249-44.24841-13.437-2.048-114.5729-63.903-60.782-45.278-14.538-26.87-21.597-11.512-19.335-5.4-184.011.6873371-101.095-47.798-74.948-12.992-38.68910-30.383-38.195
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.71.94.4-100.360.516.0-12.012.3-4.0-0.7-31.88.5-18.7-19.5-12.9-7.3-15.1-7.2-4.0-10.1-3.0-61.30.611.327.4-36.4-18.7-29.6-5.5-15.54.9-14.4-20.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-26.714-28.218-27.43-42.9645-31.532-60.386-69.634-70.496-70.301-24.233-22.657-22.376-21.577-37.118-10.963-8.834-13.105-18.19-7.049-5.024-7.784-10.014-8.42-9.083-6.207-6.262-3.9456.5093.978-15.3211.064-20.253
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-7.7-8.4-7.5-13.915.1-10.2-16.4-20.5-21.1-22.6-6.7-6.5-6.6-6.9-10.6-5.5-5.0-4.4-6.3-3.7-2.8-2.6-3.5-2.9-3.5-2.2-2.5-1.62.71.6-6.90.5-10.6

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-16.2916.4862-343.88628659-28.15731-37.005-30.62-51.99593-32.746-39.799
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.71.917.1-111.695.219.3-7.79.1-11.1-9.8-14.427.1-9.6-12.8

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2623252219191818171816181717171817181816181918181817191716161717161617131314141212109.6529.2329.5469.442
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2229717.286574375604642878858397622467450232042488.297335343314127463041
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.58.919.62.419.214.120.417.813.913.524.225.617.312.822.011.125.924.917.412.511.414.116.72.812.819.216.912.517.510.920.914.221.8

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value174.4954.736-4.622101325851282356433124-24.2823325182924199.298322324154339241831151418202426182412263038282418
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.01.31.3-1.53.642.915.915.28.67.515.712.59.17.8-6.910.47.96.08.98.06.53.29.67.78.35.213.012.712.310.510.55.57.510.36.98.49.07.18.75.010.512.815.212.811.69.6

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value174.4954.736-4.622101325851282356433124
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.01.31.3-1.53.642.915.915.28.67.515.712.59.17.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value20171515151213131311109.5569.7328.2047.8737.5467.3246.4026.1976.1386.7496.7486.3386.4066.3546.3916.2286.656.3286.5536.9967.996.8727.1347.297.2216.9826.3036.5696.3545.7064.594.6014.7354.5434.916
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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-12.7086.39316-309.16518249-44.24841-13.437-2.048-114.5729-63.903-60.782-45.278-14.538-26.87-21.597-11.512-19.335-5.4-184.011.6873371-101.095-47.798-74.948-12.992-38.68910-30.383-38.195
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.71.94.4-100.360.516.0-12.012.3-4.0-0.7-31.88.5-18.7-19.5-12.9-7.3-15.1-7.2-4.0-10.1-3.0-61.30.611.327.4-36.4-18.7-29.6-5.5-15.54.9-14.4-20.0

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
Value8.9238.48813111212132115107.2867.609118.1156.1728.3574.916101013119.2675.8857.4761010148.53610117.0017.64814193623199.0541417139.58134.3894.7445.271
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

Payments To Acquire Investments

us-gaap:PaymentsToAcquireInvestments

us-gaap:PaymentsToAcquireInvestments


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.0-0.0012064449316014135845224102725304.0460.05.0086.4140.07.317221627709.649540.07.8628.1771399.839164392627383.0274935
Percentage of PaymentsToAcquireInvestments0.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-26.714-28.218-27.43-42.9645-31.532-60.386-69.634-70.496-70.301-24.233-22.657-22.376-21.577-37.118-10.963-8.834-13.105-18.19-7.049-5.024-7.784-10.014-8.42-9.083-6.207-6.262-3.9456.5093.978-15.3211.064-20.253
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-7.7-8.4-7.5-13.915.1-10.2-16.4-20.5-21.1-22.6-6.7-6.5-6.6-6.9-10.6-5.5-5.0-4.4-6.3-3.7-2.8-2.6-3.5-2.9-3.5-2.2-2.5-1.62.71.6-6.90.5-10.6

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
Value35353434343332333233303030302727272725252525242424241919191817171717171717161212111110101010
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 End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-09-302015-12-312015-09-302011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9.46915176.526344445460.00.00.00.00.00.00.02.696640.00.00.00.00.0100.030
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.0100.0100.00.00.00.00.00.0100.00.0100.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value20.0-1.0-11.00.290.23-0.080.230.130.11-0.010.110.110.180.490.120.140.220.070.160.250.24-0.010.30.280.230.04-0.160.230.230.010.260.23-0.030.020.160.230.220.03-0.240.180.180.030.140.16
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value10122129665651413330
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1010106.96.86.86.6527.68.38.09.7759.01010109.31212111013121211111111102424232322212020212019151815
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-31
Value94949310287878680808080787878786262102102
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions

us-gaap:UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions

us-gaap:UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions


Unrecognized
Period End2021-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-30
Value29000.0-324000.0700000.0200000.0-114000.01000000.0300000.0763000.0500000.0
Percentage of UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions100.0100.0100.0100.0100.0100.0100.0100.0100.0

nati:ContractWithCustomerLiabilityDivestitureOfSubsidiary

nati:ContractWithCustomerLiabilityDivestitureOfSubsidiary


Contract
Period End2020-12-31
Value-15954000.0
Percentage of ContractWithCustomerLiabilityDivestitureOfSubsidiary100.0

nati:ContractWithCustomerLiabilityEffectOfForeignCurrencyTranslation

nati:ContractWithCustomerLiabilityEffectOfForeignCurrencyTranslation


Contract
Period End2021-06-302021-03-312020-12-31
Value979000.0-3188000.03648000.0
Percentage of ContractWithCustomerLiabilityEffectOfForeignCurrencyTranslation100.0100.0100.0

nati:ContractWithCustomerLiabilityIncreaseFromDeferredRevenue

nati:ContractWithCustomerLiabilityIncreaseFromDeferredRevenue


Contract
Period End2021-06-302021-03-312020-12-31
Value285028
Percentage of ContractWithCustomerLiabilityIncreaseFromDeferredRevenue100.0100.0100.0

nati:CostsRelatedToStockBasedCompensation us-gaap:FiniteLivedIntangibleAssetsByMajorClass

nati:CostsRelatedToStockBasedCompensation

us-gaap:ComputerSoftwareIntangibleAsset


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.10.10.00.10.10.10.20.20.00.10.10.10.20.30.40.4870.5280.40.330.4450.20.3240.350.480.3750.0950.6670.1930.1460.3780.170.170.2620.140.030.0890.2210.1780.0310.0960.2620.1490.0640.1440.349
Percentage of CostsRelatedToStockBasedCompensation100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nati:DeferredIncomeTaxExpenseBenefitNet

nati:DeferredIncomeTaxExpenseBenefitNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value5.047-3.7468.703-3.6434.31-1.599-11.219-3.7293.918-1.65-12.47-1.0343.812-2.046-1.484-3.4152.109-2.9841.891-4.3943.988-6.91518-5.8430.677-2.238
Percentage of DeferredIncomeTaxExpenseBenefitNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nati:ForeignStatutoryTaxRate

nati:ForeignStatutoryTaxRate


Foreign
Period End2021-03-312011-09-302011-06-302010-09-302010-06-30
Value9.00.190.190.190.19
Percentage of ForeignStatutoryTaxRate100.0100.0100.0100.0100.0

nati:LoanAgreementQuarterlyCommitmentFeePaidOnUnusedPortionOfLineOfCreditPercentage us-gaap:Range

nati:LoanAgreementQuarterlyCommitmentFeePaidOnUnusedPortionOfLineOfCreditPercentage

srt:Minimum


Loan
Period End2020-10-30
Value1.25
Percentage of LoanAgreementQuarterlyCommitmentFeePaidOnUnusedPortionOfLineOfCreditPercentage100.0

nati:NumberOfSimulations us-gaap:AwardType

nati:NumberOfSimulations

us-gaap:PerformanceShares


Number
Period End2021-06-302021-03-312020-06-302020-03-31
Value0100000.00100000.0
Percentage of NumberOfSimulations0.0100.00.0100.0

nati:PercentageOfSalesOutsideOfAmericasDuringPeriod

nati:PercentageOfSalesOutsideOfAmericasDuringPeriod


Percentage
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1.059.00.60.600.580.610.61-0.010.590.620.620.010.580.620.6100.580.630.610.010.580.580.5900.580.620.600.560.620.5800.590.610.5900.610.590.590.020.560.57
Percentage of PercentageOfSalesOutsideOfAmericasDuringPeriod100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessAcquisitionsProFormaNetIncomeLoss us-gaap:BusinessAcquisition

us-gaap:BusinessAcquisitionsProFormaNetIncomeLoss

nati:OptimalPlusLtd


Business
Period End2020-09-302020-06-302020-03-312019-09-30
Value4.907-2.22212042
Percentage of BusinessAcquisitionsProFormaNetIncomeLoss100.0100.0100.0100.0

us-gaap:BusinessAcquisitionsProFormaRevenue us-gaap:BusinessAcquisition

us-gaap:BusinessAcquisitionsProFormaRevenue

nati:OptimalPlusLtd


Business
Period End2020-09-302020-06-302020-03-312019-09-30
Value309305315348
Percentage of BusinessAcquisitionsProFormaRevenue100.0100.0100.0100.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferred1

nati:OptimalPlusLtd


Business
Period End2020-07-02
Value353
Percentage of BusinessCombinationConsiderationTransferred1100.0

nati:OptimalPlusLtdMember


Business
Period End2020-07-02
Value353
Percentage of BusinessCombinationConsiderationTransferred1100.0

nati:OtherAcquisitions


Business
Period End2021-06-30
Value20
Percentage of BusinessCombinationConsiderationTransferred10.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Business
Period End2021-04-23
Value20
Percentage of BusinessCombinationConsiderationTransferred10.0

us-gaap:CapitalizedComputerSoftwareAdditions us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CapitalizedComputerSoftwareAdditions

us-gaap:ComputerSoftwareIntangibleAsset


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.50.30.9-0.21.32.02.52.82.22.41.21.93.98.07.21013128.09.17.68.39.0119.62.34.05.59.68.04.52.75.52.90.41.76.13.90.72.15.93.91.53.48.0
Percentage of CapitalizedComputerSoftwareAdditions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedComputerSoftwareAmortization1 us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CapitalizedComputerSoftwareAmortization1

us-gaap:ComputerSoftwareIntangibleAsset


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value6.37.07.46.97.47.37.17.16.96.97.16.96.86.25.55.75.55.35.04.94.34.44.04.44.6
Percentage of CapitalizedComputerSoftwareAmortization1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedComputerSoftwareImpairments1 us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CapitalizedComputerSoftwareImpairments1

us-gaap:ComputerSoftwareIntangibleAsset


Capitalized
Period End2020-09-30
Value-200000.0
Percentage of CapitalizedComputerSoftwareImpairments1100.0

us-gaap:CashAcquiredFromAcquisition us-gaap:BusinessAcquisition

us-gaap:CashAcquiredFromAcquisition

nati:OptimalPlusLtd


Cash
Period End2020-07-02
Value18
Percentage of CashAcquiredFromAcquisition100.0

nati:OptimalPlusLtdMember


Cash
Period End2020-07-02
Value18
Percentage of CashAcquiredFromAcquisition100.0

us-gaap:CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation

us-gaap:CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths

us-gaap:ForwardContracts, us-gaap:CostOfSales


Cash
Period End2021-06-302021-03-31
Value0.5-0.6
Percentage of CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths100.0100.0

us-gaap:ForwardContracts, us-gaap:OperatingExpense


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value0.9-0.81.70.90.1-2.42.7-1.7-0.1-0.10.0-1.71.9-0.31.4-1.70.1
Percentage of CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths180.0133.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ForwardContracts, us-gaap:Sales


Cash
Period End2021-06-302021-03-31
Value-0.2-1.2
Percentage of CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths-40.0200.0

us-gaap:ForwardContracts, us-gaap:SalesRevenueNet


Cash
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value-10.8-7.4-3.19.9-5.25.1-0.87.32.912-9.9-3.4-6.25.5-1.304
Percentage of CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths us-gaap:IncomeStatementLocation

us-gaap:CostOfSales


Cash
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302015-09-302015-06-302015-03-31
Value1.10.61.8-3.41.9-1.20.0-0.10.0-1.61.9-0.21.4-1.70.4-0.40.0-1.9
Percentage of CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:ConcentrationRiskPercentage1

nati:NonAmericas, us-gaap:NetAssetsGeographicArea


Concentration
Period End2021-03-31
Value62.0
Percentage of ConcentrationRiskPercentage1100.0

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

nati:NonAmericas, us-gaap:SalesRevenueNet, us-gaap:GeographicConcentrationRisk


Concentration
Period End2021-06-302020-06-30
Value61.060.0
Percentage of ConcentrationRiskPercentage10.00.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerLiabilityRevenueRecognized


Contract
Period End2021-06-302021-03-312020-12-31
Value325115
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0

us-gaap:CurrentForeignTaxExpenseBenefit us-gaap:IncomeTaxAuthority

us-gaap:CurrentForeignTaxExpenseBenefit

country:HU


Current
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value-0.2-0.2-0.1-0.3-0.2-1.6-1.6-1.0-2.6-2.9-1.7-4.3-4.4-2.9-4.5-3.9-1.9
Percentage of CurrentForeignTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet

us-gaap:ForeignExchangeForward, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-312016-03-312015-03-31
Value-1601000.0973000.0-267000.0-193000.0297000.0-266000.0287000.0-141000.0-228000.0-335000.0865000.01573000.0-1761000.0-2546000.0-2254000.01945000.0
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:ForeignExchangeForward, us-gaap:Nondesignated, us-gaap:OtherExpense


Derivative
Period End2021-06-302020-06-30
Value-662000.0-193000.0
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet0.0100.0

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet us-gaap:HedgingDesignation

us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-662000.0-1601000.0973000.0-267000.0-193000.0297000.0-266000.0287000.0-141000.0-228000.0-335000.0865000.01573000.0-1761000.0-1826000.0-887000.0-632000.0-2546000.02916000.0-814000.02063000.0-2254000.0667000.02967000.0-1306000.01945000.01071000.02223000.0-742000.0-68000.0-800000.0-1293000.0502000.01324000.0-676000.0-1164000.0794000.0-1030000.0310000.02744000.0-1110000.0-993000.0-719000.0-2233000.0937000.0
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DividendsCommonStockCash

us-gaap:DividendsCommonStockCash


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3535343434333233323330303030
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value35353434343332333233303030
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Effect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value649000.0-1536000.02287000.0953000.01253000.0-1889000.01417000.0-1847000.0438000.0-418000.0-435000.0-1325000.0
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestmentOtherThanTemporaryImpairment

us-gaap:EquityMethodInvestmentOtherThanTemporaryImpairment


Equity
Period End2021-03-31
Value3500000.0
Percentage of EquityMethodInvestmentOtherThanTemporaryImpairment100.0

us-gaap:FinitelivedIntangibleAssetsAcquired1 us-gaap:BusinessAcquisition

us-gaap:FinitelivedIntangibleAssetsAcquired1

nati:OptimalPlusLtd


Finitelived
Period End2020-07-02
Value127
Percentage of FinitelivedIntangibleAssetsAcquired1100.0

nati:OptimalPlusLtdMember


Finitelived
Period End2020-07-02
Value129
Percentage of FinitelivedIntangibleAssetsAcquired1101.1

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

nati:OptimalPlusLtd, us-gaap:CustomerRelationships


Finitelived
Period End2020-07-02
Value30
Percentage of FinitelivedIntangibleAssetsAcquired123.6

nati:OptimalPlusLtd, us-gaap:DevelopedTechnologyRights


Finitelived
Period End2020-07-02
Value81
Percentage of FinitelivedIntangibleAssetsAcquired163.8

nati:OptimalPlusLtd, us-gaap:InProcessResearchAndDevelopment


Finitelived
Period End2020-07-02
Value10
Percentage of FinitelivedIntangibleAssetsAcquired18.0

nati:OptimalPlusLtd, us-gaap:OtherIntangibleAssets


Finitelived
Period End2020-07-02
Value5.9
Percentage of FinitelivedIntangibleAssetsAcquired14.6

nati:OptimalPlusLtdMember, us-gaap:CustomerRelationships


Finitelived
Period End2020-07-02
Value30
Percentage of FinitelivedIntangibleAssetsAcquired123.6

nati:OptimalPlusLtdMember, us-gaap:DevelopedTechnologyRights


Finitelived
Period End2020-07-02
Value82
Percentage of FinitelivedIntangibleAssetsAcquired164.6

nati:OptimalPlusLtdMember, us-gaap:OtherIntangibleAssets


Finitelived
Period End2020-07-02
Value6.1
Percentage of FinitelivedIntangibleAssetsAcquired14.8

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax


Foreign
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-896000.0-559000.01878000.0-676000.0-838000.0-505000.0-223000.0-378000.0-1611000.0366000.0-1341000.0-956000.0-2105000.0979000.0-732000.01096000.0447000.082000.0-3161000.0-760000.0-1285000.0574000.0-5110000.0286000.0-577000.0-1674000.0-1245000.0-452000.0-603000.050000.0-521000.0456000.0-1051000.0-1462000.0-107000.0-235000.0-1016000.0-888000.0-1338000.0-708000.0-486000.0-223000.0-110000.0426000.0-2203000.0-698000.0
Percentage of ForeignCurrencyTransactionGainLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSaleOfBusiness

us-gaap:GainLossOnSaleOfBusiness


Gain
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value0.00.0159260.00.0
Percentage of GainLossOnSaleOfBusiness0.00.0100.0100.00.00.0

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

us-gaap:GainLossOnSaleOfPropertyPlantEquipment


Gain
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-30
Value0.00.00.00.0260.00.00.0
Percentage of GainLossOnSaleOfPropertyPlantEquipment0.00.00.00.0100.00.00.00.0

us-gaap:GoodwillForeignCurrencyTranslationGainLoss

us-gaap:GoodwillForeignCurrencyTranslationGainLoss


Goodwill
Period End2021-06-302021-03-312020-12-31
Value7.851-4.574-14.261
Percentage of GoodwillForeignCurrencyTranslationGainLoss100.0100.0100.0

us-gaap:GoodwillPurchaseAccountingAdjustments

us-gaap:GoodwillPurchaseAccountingAdjustments


Goodwill
Period End2021-06-302021-03-31
Value2300000.0-327000.0
Percentage of GoodwillPurchaseAccountingAdjustments100.0100.0

us-gaap:GoodwillWrittenOffRelatedToSaleOfBusinessUnit

us-gaap:GoodwillWrittenOffRelatedToSaleOfBusinessUnit


Goodwill
Period End2020-12-31
Value0
Percentage of GoodwillWrittenOffRelatedToSaleOfBusinessUnit0.0

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-867000.0-4173000.0-383000.0-627000.0-907000.0-1025000.0-658000.0-239000.0
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeTaxHolidayAggregateDollarAmount us-gaap:IncomeTaxAuthority

us-gaap:IncomeTaxHolidayAggregateDollarAmount

country:MY


Income
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-30
Value200000.0100000.0200000.0100000.0200000.01800000.0800000.0500000.0800000.0500000.0600000.0800000.0600000.0600000.0800000.0700000.0
Percentage of IncomeTaxHolidayAggregateDollarAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeTaxHolidayIncomeTaxBenefitsPerShare us-gaap:IncomeTaxAuthority

us-gaap:IncomeTaxHolidayIncomeTaxBenefitsPerShare

country:MY


Income
Period End2021-06-302021-03-312020-06-302020-03-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0.010.010.010.010.010.010.020.010.010.010.030.010.010.010.020.010.01
Percentage of IncomeTaxHolidayIncomeTaxBenefitsPerShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOperatingCapital

us-gaap:IncreaseDecreaseInOperatingCapital


Increase
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value471622-8.372-40.948-7.682178.469-18.1323.3917.879-6.27113-6.441-26.29213-15.801
Percentage of IncreaseDecreaseInOperatingCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1041000.01234000.063000.0-32000.0588000.0744000.018000.0504000.0911000.01115000.012000.0840000.01177000.01497000.0140000.0957000.0920000.0670000.050000.0232000.0464000.0508000.034000.0294000.0655000.0636000.025000.0425000.0625000.0752000.036000.0576000.0893000.01059000.0-12000.0672000.0958000.01064000.0-58000.0794000.01425000.01750000.075000.01029000.01590000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IndefinitelivedIntangibleAssetsAcquired us-gaap:BusinessAcquisition, us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

us-gaap:IndefinitelivedIntangibleAssetsAcquired

nati:OptimalPlusLtd, us-gaap:InProcessResearchAndDevelopment


Indefinitelived
Period End2020-07-02
Value10
Percentage of IndefinitelivedIntangibleAssetsAcquired100.0

nati:OptimalPlusLtdMember, us-gaap:InProcessResearchAndDevelopment


Indefinitelived
Period End2020-07-02
Value10
Percentage of IndefinitelivedIntangibleAssetsAcquired100.0

us-gaap:InvestmentIncomeInterest

us-gaap:InvestmentIncomeInterest


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value113000.0161000.0175000.0414000.01011000.02299000.01942000.01930000.02023000.02234000.02051000.01539000.01290000.01015000.0767000.0657000.0509000.0343000.0335000.0276000.0258000.0253000.0314000.0396000.0341000.0353000.0340000.0362000.0234000.0197000.0184000.0133000.0177000.0185000.0221000.0133000.0132000.0230000.0280000.0354000.0344000.0341000.0340000.0380000.0371000.0300000.0
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OciBeforeReclassificationsBeforeTaxAttributableToParent

us-gaap:OciBeforeReclassificationsBeforeTaxAttributableToParent


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value2.2512.642-2.263-1.5917.788-7.706-16.54-4.2914.0391.114-1.9353.719-0.305-0.4866.0651.5978.0362.112-8.023
Percentage of OciBeforeReclassificationsBeforeTaxAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OciBeforeReclassificationsBeforeTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-03-31
Value0.029.925-11.44-9.911.2160.995-22.1443.006
Percentage of OciBeforeReclassificationsBeforeTaxAttributableToParent0.9375.7505.5622.915.6-12.9133.9269.8

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value-0.053-0.088-0.081-0.1632.634-2.788-0.353-0.4190.7381.1750.0260.1530.139-0.696-0.3070.1610.03-0.004-0.269
Percentage of OciBeforeReclassificationsBeforeTaxAttributableToParent-2.4-3.33.610.233.836.22.19.818.3105.5-1.34.1-45.6143.2-5.110.10.4-0.23.4

us-gaap:AccumulatedTranslationAdjustment


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value2.284-7.1959.2588.4823.938-5.9135.957-8.5012.265-3.067-2.408-1.359-11.8055.8042.586.226113.961-17.827
Percentage of OciBeforeReclassificationsBeforeTaxAttributableToParent101.5-272.3-409.1-533.150.676.7-36.0198.156.1-275.3124.4-36.53870.5-1194.242.5389.9145.6187.5222.2

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseCost


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value5.2085.335.6964.8695.3895.6825.7575.4565.7695.725
Percentage of OperatingLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-54000.0-88000.0-81000.0-163000.02634000.0-2788000.0-353000.0-419000.0738000.01175000.026000.0154000.0128000.0-696000.0-307000.0162000.034000.0-4000.0-269000.0-70000.0211000.0338000.0260000.0-348000.0283000.0506000.0-251000.0-221000.0-100000.0192000.0-41000.0-91000.036000.0-442000.0-35000.0-609000.0-313000.01013000.0268000.0-281000.0-580000.0-424000.0
Percentage of OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeTax

us-gaap:OtherComprehensiveIncomeLossBeforeTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value4.6114.698-0.388-1.216.498-9.2761.616-7.2921.523-0.68-1.4352.1110.3561.3372.2553.2528.2141.145-9.4714.87-5.84218-9.341-11.779-2.968-13.463-11.373-0.1070.394-2.82-1.813.8451.285-1.2881.1330.023-3.9028.280.192-13.0651.8787.697
Percentage of OtherComprehensiveIncomeLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax

nati:ForeignExchangeForwardA, us-gaap:DesignatedAsHedgingInstrument


Other
Period End2021-06-302021-03-312020-06-302020-03-31
Value-0.55816-5.13210
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax100.0100.0100.0100.0

nati:ForeignExchangeForwardB, us-gaap:DesignatedAsHedgingInstrument


Other
Period End2021-06-302021-03-312020-06-302020-03-31
Value1.692-2.5292.962-6.76
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax-303.2-15.5-57.7-62.3

nati:ForeignExchangeForwardC, us-gaap:DesignatedAsHedgingInstrument


Other
Period End2021-06-302021-03-312020-06-302020-03-31
Value1.247-1.7762.096-4.671
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax-223.5-10.9-40.8-43.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:ForeignExchangeForward, us-gaap:DesignatedAsHedgingInstrument, us-gaap:CostOfSales


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value3.8231.8492.962-6.762.679-2.946-0.139-0.27-3.0520.726
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax0.00.0-57.7-62.30.00.00.00.00.00.0

us-gaap:ForeignExchangeForward, us-gaap:DesignatedAsHedgingInstrument, us-gaap:OperatingExpense


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value2.6241.1442.096-4.6711.805-2.1630.009-0.318-2.5480.576
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax0.00.0-40.8-43.00.00.00.00.00.00.0

us-gaap:ForeignExchangeForward, us-gaap:DesignatedAsHedgingInstrument, us-gaap:SalesRevenueNet


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value-16.013-12.524-5.13210-8.4726.736-1.351.817-5.073
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax0.00.0100.0100.00.00.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value2.38111-9.566-9.531-0.074-0.575-3.9881.627-1.481.21212-3.771
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax-426.773.60.00.01.4-5.30.00.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax

nati:ForeignExchangeForwardA, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Sales


Other
Period End2021-03-31
Value-2.026
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax100.0

nati:ForeignExchangeForwardB, us-gaap:DesignatedAsHedgingInstrument, us-gaap:CostOfSales


Other
Period End2021-03-31
Value-0.021
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax1.0

nati:ForeignExchangeForwardC, us-gaap:DesignatedAsHedgingInstrument, us-gaap:OperatingExpense


Other
Period End2021-03-31
Value-0.009
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax0.4

us-gaap:ForeignExchangeForward, us-gaap:DesignatedAsHedgingInstrument, us-gaap:CostOfSales


Other
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value0.02-0.348-0.448-0.85-0.519-0.265-0.176-0.0610.020.3020.341
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ForeignExchangeForward, us-gaap:DesignatedAsHedgingInstrument, us-gaap:OperatingExpense


Other
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value0.027-0.255-0.266-0.637-0.445-0.225-0.112-0.0740.0290.3210.456
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ForeignExchangeForward, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Sales


Other
Period End2021-06-302020-06-302020-03-31
Value-2.4082.7262.534
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax0.00.00.0

us-gaap:ForeignExchangeForward, us-gaap:DesignatedAsHedgingInstrument, us-gaap:SalesRevenueNet


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value-1.2720.3342.7262.5344.0223.2912.6511.745-1.295-2.62
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax0.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value-2.361-2.056-1.875-0.381.2391.573.5323.0032.5161.794-0.672-1.823
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax0.0101.50.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value2.284-7.1959.2588.4833.938-5.9135.957-8.52.265-3.067-2.408-1.359-11.8045.8042.586.226113.961-17.8273.964-6.19114-4.967-3.7894.467-14.951-10.751-9.9090.581-1.139-1.7266.307-0.325-2.9240.9072.278-4.3363.382-0.071-8.5892.1495.275
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossTax

us-gaap:OtherComprehensiveIncomeLossTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value498000.02760000.0-2302000.0-2335000.0-56000.073000.0-1050000.0414000.0-268000.0210000.0322000.0720000.02621000.0-872000.083000.0-1186000.0-1186000.0-957000.0-32000.0967000.0-1436000.04713000.0-2887000.0-3935000.0-1387000.0-2915000.0-4276000.05224000.0133000.0-774000.0-1638000.0611000.0191000.01162000.0683000.0-652000.0347000.0812000.0-411000.0-621000.047000.0477000.0
Percentage of OtherComprehensiveIncomeLossTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value499000.02760000.0-2302000.0-2336000.0-5000.073000.0-1050000.0413000.0-268000.0210000.0322000.0719000.02632000.0-872000.083000.0-1187000.0-1189000.0-957000.0-32000.0
Percentage of OtherComprehensiveIncomeLossTaxPortionAttributableToParent1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1 us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-03-31
Value500000.02762000.0-2290000.0-2347000.0-57000.0181000.0-979000.0216000.0
Percentage of OtherComprehensiveIncomeLossTaxPortionAttributableToParent1100.2100.199.5100.51140.0247.993.2102.9

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value-1000.0-2000.0-12000.011000.052000.0-108000.0-71000.0-19000.014000.0-6000.0118000.0-3000.098000.0-65000.0-21000.031000.03000.0-20000.0-101000.0
Percentage of OtherComprehensiveIncomeLossTaxPortionAttributableToParent1-0.2-0.10.5-0.5-1040.0-147.96.8-4.6-5.2-2.936.6-0.43.77.5-25.3-2.6-0.32.1315.6

us-gaap:PaymentsForRestructuring

us-gaap:PaymentsForRestructuring


Payments
Period End2021-06-302021-03-312020-12-31
Value6.336216.133
Percentage of PaymentsForRestructuring100.0100.0100.0

us-gaap:PaymentsForSoftware

us-gaap:PaymentsForSoftware


Payments
Period End2020-09-302019-09-30
Value-0.3022.682
Percentage of PaymentsForSoftware100.0100.0

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfDebtIssuanceCosts


Payments
Period End2020-12-312020-09-30
Value413000.00
Percentage of PaymentsOfDebtIssuanceCosts100.00.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired


Payments
Period End2020-12-312020-03-312019-06-302019-03-312018-06-302018-03-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.00.09.7840.00.00.00.00.00.00.549964.1060.0240.00.0730.02.0270.00.02.191
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired0.00.00.0100.00.00.00.00.00.00.0100.0100.0100.00.0100.00.00.0100.00.0100.00.00.0100.0

us-gaap:PaymentsToAcquireEquityMethodInvestments

us-gaap:PaymentsToAcquireEquityMethodInvestments


Payments
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302018-12-31
Value1.012112.2597.5020.03.8860.0
Percentage of PaymentsToAcquireEquityMethodInvestments100.0100.0100.0100.00.0100.00.0

us-gaap:PaymentsToAcquireIntangibleAssets

us-gaap:PaymentsToAcquireIntangibleAssets


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
Value501000.01018000.0396000.0415000.0518000.0112000.077000.0645000.0381000.0106000.0234000.01229000.01081000.02855000.01005000.0255000.0599000.0525000.0373000.01280000.0326000.0363000.0571000.01720000.0121000.0399000.0596000.0604000.0585000.01049000.01036000.01436000.01292000.01418000.0464000.0341000.0752000.0333000.01809000.01470000.01320000.0436000.01898000.0563000.01147000.0543000.0
Percentage of PaymentsToAcquireIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToDevelopSoftware

us-gaap:PaymentsToDevelopSoftware


Payments
Period End2021-03-312020-03-31
Value0.2261.915
Percentage of PaymentsToDevelopSoftware100.0100.0

us-gaap:ProceedsFromDivestitureOfBusinessesNetOfCashDivested

us-gaap:ProceedsFromDivestitureOfBusinessesNetOfCashDivested


Proceeds
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value0.01.293158320.00.0
Percentage of ProceedsFromDivestitureOfBusinessesNetOfCashDivested0.0100.0100.0100.00.00.0

us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromIssuanceOfCommonStock


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value8.6748.5656.9767.7198.2618.9917.3688.1788.4329.2137.1777.8028.0228.66.2247.4637.597.8176.757.3277.3857.4456.5336.8367.0147.4026.7927.3597.12410.0108.1978.814119.6056.8756.8177.6055.7535.7634.33917135.8181022
Percentage of ProceedsFromIssuanceOfCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfSecuredDebt

us-gaap:ProceedsFromIssuanceOfSecuredDebt


Proceeds
Period End2020-12-312020-09-30
Value1000.0
Percentage of ProceedsFromIssuanceOfSecuredDebt100.00.0

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromLinesOfCredit


Proceeds
Period End2020-12-312020-09-302017-12-312016-12-312015-12-31
Value0.00.00.00.012
Percentage of ProceedsFromLinesOfCredit0.00.00.00.0100.0

us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments

us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value182733441951111586358140753710-5.955249.086119.2036.8328.145231067.95621157.3212.867763.389450.0659.1422618379884801245271921329.037
Percentage of ProceedsFromSaleMaturityAndCollectionsOfInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent

us-gaap:ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value-6473000.02056000.0-1875000.0-380000.01239000.01570000.0-18156000.03002000.02516000.01794000.0-500000.01609000.0-672000.0-1823000.03810000.0-1654000.0-175000.0967000.01448000.0
Percentage of ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Reclassification
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-03-31
Value-6473000.02056000.0-1875000.0-380000.01239000.01570000.0-18156000.01794000.0
Percentage of ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfSecuredDebt

us-gaap:RepaymentsOfSecuredDebt


Repayments
Period End2021-06-302021-03-312020-12-31
Value971.2570
Percentage of RepaymentsOfSecuredDebt100.0100.0100.0

us-gaap:RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent

us-gaap:RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent


Restructuring
Period End2020-10-29
Value6.0
Percentage of RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent100.0

us-gaap:RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Restructuring
Period End2020-10-29
Value9.0
Percentage of RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent150.0

us-gaap:RestructuringCharges

us-gaap:RestructuringCharges


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-30
Value0.3136.275310.6581.553118.9054.0173.8283.3162.7484.5014.4162.4315.8981.996.0593.1170.0
Percentage of RestructuringCharges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:RestructuringCharges us-gaap:IncomeStatementLocation

us-gaap:CostOfSales


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-30
Value-0.1180.0751.619-0.0130.00.020.00.00.00.00.0-0.1790.00.0280.2220.0790.5740.3330.0
Percentage of RestructuringCharges-37.71.25.1-2.00.00.20.00.00.00.00.0-4.00.01.23.84.09.510.70.0

us-gaap:GeneralAndAdministrativeExpense


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-30
Value0.1471.9597.1880.1210.2470.3150.3650.990.5330.990.1640.3730.5530.6121.0970.2070.4190.1750.0
Percentage of RestructuringCharges47.031.222.618.415.92.84.124.613.929.96.08.312.525.218.610.46.95.60.0

us-gaap:ResearchAndDevelopmentExpense


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-30
Value0.2230.1550.8480.0380.0794.63.1980.0340.3110.3450.2830.6310.830.1461.6080.0861.0420.2540.0
Percentage of RestructuringCharges71.22.52.75.85.140.935.90.88.110.410.314.018.86.027.34.317.28.10.0

us-gaap:SellingAndMarketingExpense


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-30
Value0.0614.086220.5121.2276.3155.3422.9932.9841.9812.3013.6763.0331.6452.9711.6184.0242.3550.0
Percentage of RestructuringCharges19.565.169.677.879.056.160.074.578.059.783.781.768.767.750.481.366.475.60.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-06-302020-03-31
Value02.6602.32
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate0.0100.00.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-06-302020-03-31
Value00.2101.38
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate0.0100.00.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-06-302020-03-31
Value040.6027.41
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate0.0100.00.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

nati:EmployeeStockPurchasePlan


Share
Period End2021-06-302021-03-312020-12-31
Value3.7326.59-1.55
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:StandardProductWarrantyAccrualPayments

us-gaap:StandardProductWarrantyAccrualPayments


Standard
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value653000.0803000.0755000.0766000.0723000.0599000.0693000.0798000.0586000.0515000.0853000.0776000.0675000.0784000.0775000.0653000.0794000.0536000.01677000.0-763000.0648000.01219000.01265000.01043000.01148000.01541000.01640000.01565000.02476000.0643000.0-5716000.0916000.0795000.0597000.0-3758000.0582000.0527000.0543000.0-4779000.0983000.0374000.0818000.0-3476000.0485000.0
Percentage of StandardProductWarrantyAccrualPayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StandardProductWarrantyAccrualPreexistingIncreaseDecrease

us-gaap:StandardProductWarrantyAccrualPreexistingIncreaseDecrease


Standard
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-35000.0130000.081000.0107000.0235000.063000.065000.0130000.0-438000.0-133000.054000.0180000.0-75000.0230000.081000.032000.0112000.049000.0568000.0399000.06000.0285000.0
Percentage of StandardProductWarrantyAccrualPreexistingIncreaseDecrease100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StandardProductWarrantyAccrualWarrantiesIssued

us-gaap:StandardProductWarrantyAccrualWarrantiesIssued


Standard
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value694000.0681000.0844000.0659000.0568000.0597000.0691000.0648000.0391000.0626000.0802000.0768000.0727000.0729000.0715000.0641000.0693000.0595000.0984000.0-409000.0654000.01225000.01295000.01049000.01154000.01369000.01516000.01704000.02481000.0744000.01356000.0922000.0800000.0659000.0636000.0530000.0534000.0570000.0779000.0660000.0697000.0818000.0508000.0487000.0
Percentage of StandardProductWarrantyAccrualWarrantiesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value8.6748.5656.9767.7178.2618.9916.5318.1788.4319.2136.2717.8028.0228.6
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value8.668.5616.9737.7158.2488.9886.5298.1758.429.2116.2687.88.0128.598
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation99.8100.0100.0100.099.8100.0100.0100.099.9100.0100.0100.099.9100.0

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.0140.0040.0030.0020.0130.0030.0020.0030.0110.0020.0030.0020.010.002
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation0.20.00.00.00.20.00.00.00.10.00.00.00.10.0

us-gaap:StockRepurchasedDuringPeriodValue

us-gaap:StockRepurchasedDuringPeriodValue


Stock
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value9.46915176.52634444546
Percentage of StockRepurchasedDuringPeriodValue100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockRepurchasedDuringPeriodValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2.013.2593.6741.2055.3857.1397.5567.019
Percentage of StockRepurchasedDuringPeriodValue21.220.921.418.515.815.916.415.1

us-gaap:CommonStock


Stock
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.0030.0040.0050.0020.0080.0110.0110.01
Percentage of StockRepurchasedDuringPeriodValue0.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stock
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value7.45612135.31928373839
Percentage of StockRepurchasedDuringPeriodValue78.779.078.681.584.284.083.584.9

us-gaap:TreasuryStockAcquiredAverageCostPerShare

us-gaap:TreasuryStockAcquiredAverageCostPerShare


Treasury
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-30
Value-0.1734.8634.0839.5842.9842.4241.2544.8341.25
Percentage of TreasuryStockAcquiredAverageCostPerShare100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense

us-gaap:UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense


Unrecognized
Period End2021-06-302021-03-31
Value100000.036000.0
Percentage of UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense100.0100.0

us-gaap:UnrecognizedTaxBenefitsPeriodIncreaseDecrease

us-gaap:UnrecognizedTaxBenefitsPeriodIncreaseDecrease


Unrecognized
Period End2021-06-302017-06-302016-09-302014-09-302014-06-302013-09-302013-06-302012-09-30
Value0.20.30.6064-0.4070.4710.8890.3861.2
Percentage of UnrecognizedTaxBenefitsPeriodIncreaseDecrease100.0100.0100.0100.0100.0100.0100.0100.0

nati:AccountsPayableandAccruedLiabilitiesExcludingEmployeerelatedLiabilitiesCurrent

nati:AccountsPayableandAccruedLiabilitiesExcludingEmployeerelatedLiabilitiesCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value5654514853505256545048515252495148
Percentage of AccountsPayableandAccruedLiabilitiesExcludingEmployeerelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nati:AccruedExpensesAndOtherLiabilities

nati:AccruedExpensesAndOtherLiabilities


Accrued
Period End2020-12-312019-12-312018-12-312017-12-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value422025231537322323261114121214131616172033313424223437352014168.56
Percentage of AccruedExpensesAndOtherLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nati:AllowanceForSalesReturns

nati:AllowanceForSalesReturns


Allowance
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value2600000.02600000.02300000.02100000.01800000.01900000.01800000.01600000.02100000.0
Percentage of AllowanceForSalesReturns100.0100.0100.0100.0100.0100.0100.0100.0100.0

nati:BusinessCombinationDeferredCashConsideration us-gaap:BusinessAcquisition

nati:BusinessCombinationDeferredCashConsideration

nati:OptimalPlusLtd


Business
Period End2020-07-02
Value12
Percentage of BusinessCombinationDeferredCashConsideration100.0

nati:OptimalPlusLtdMember


Business
Period End2020-07-02
Value12
Percentage of BusinessCombinationDeferredCashConsideration100.0

nati:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContractAssets us-gaap:BusinessAcquisition

nati:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContractAssets

nati:OptimalPlusLtd


Business
Period End2020-07-02
Value15
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContractAssets100.0

nati:OptimalPlusLtdMember


Business
Period End2020-07-02
Value15
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContractAssets100.0

nati:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredRevenueNoncurrent us-gaap:BusinessAcquisition

nati:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredRevenueNoncurrent

nati:OptimalPlusLtd


Business
Period End2020-07-02
Value7341000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredRevenueNoncurrent100.0

nati:OptimalPlusLtdMember


Business
Period End2020-07-02
Value7341000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredRevenueNoncurrent100.0

nati:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssetsAndLiabilities us-gaap:BusinessAcquisition

nati:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssetsAndLiabilities

nati:OptimalPlusLtd


Business
Period End2020-07-02
Value-2545000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssetsAndLiabilities100.0

nati:OptimalPlusLtdMember


Business
Period End2020-07-02
Value-2543000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssetsAndLiabilities99.9

nati:DeferredTaxAssetsCumulativeTranslationAdjustmentOnUndistributedEarnings

nati:DeferredTaxAssetsCumulativeTranslationAdjustmentOnUndistributedEarnings


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value451000.0985000.0912000.00393000.0
Percentage of DeferredTaxAssetsCumulativeTranslationAdjustmentOnUndistributedEarnings100.0100.0100.00.0100.0

nati:DeferredTaxAssetsGlobalIntangibleLowTaxedIncome

nati:DeferredTaxAssetsGlobalIntangibleLowTaxedIncome


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value2580000.03444000.04339000.00
Percentage of DeferredTaxAssetsGlobalIntangibleLowTaxedIncome100.0100.0100.00.0

nati:DeferredTaxAssetsOperatingLeases

nati:DeferredTaxAssetsOperatingLeases


Deferred
Period End2020-12-312019-12-31
Value9.73710
Percentage of DeferredTaxAssetsOperatingLeases100.0100.0

nati:DeferredTaxLiabilitiesRightofUseAsset

nati:DeferredTaxLiabilitiesRightofUseAsset


Deferred
Period End2020-12-312019-12-31
Value9029000.09833000.0
Percentage of DeferredTaxLiabilitiesRightofUseAsset100.0100.0

nati:DeferredTaxLiabilitiesUnrealizedGainOnDerivativeInstruments

nati:DeferredTaxLiabilitiesUnrealizedGainOnDerivativeInstruments


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value3658000.01176000.01871000.001827000.03857000.0898000.0709000.0105000.00
Percentage of DeferredTaxLiabilitiesUnrealizedGainOnDerivativeInstruments100.0100.0100.00.0100.0100.0100.0100.0100.00.0

nati:DerivativePayableCurrent

nati:DerivativePayableCurrent


Derivative
Period End2021-06-302021-03-312020-12-31
Value7.6718.55313
Percentage of DerivativePayableCurrent100.0100.0100.0

nati:DisposalGroupIncludingDiscontinuedOperationCumulativeTranslationAdjustment us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

nati:DisposalGroupIncludingDiscontinuedOperationCumulativeTranslationAdjustment

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, nati:AWRCorp.


Disposal
Period End2020-12-31
Value-660000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationCumulativeTranslationAdjustment100.0

nati:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour

nati:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour


Lessee
Period End2021-06-302021-03-31
Value7095000.07017000.0
Percentage of LesseeOperatingLeaseLiabilityToBePaidAfterYearFour100.0100.0

nati:NetAssetsClassifiedasHeldforSale us-gaap:DisposalGroupClassification

nati:NetAssetsClassifiedasHeldforSale

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Net
Period End2020-12-31
Value744000.0
Percentage of NetAssetsClassifiedasHeldforSale100.0

nati:OtherLiabilitiesMiscellaneousCurrent

nati:OtherLiabilitiesMiscellaneousCurrent


Other
Period End2020-09-302020-06-302019-12-31
Value262013
Percentage of OtherLiabilitiesMiscellaneousCurrent100.0100.0100.0

nati:OtherTaxesPayable

nati:OtherTaxesPayable


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
Value3935484139334031332835343228313028193433323137343631343433292931222124252220242219141614
Percentage of OtherTaxesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nati:PercentageOfDerivativeRiskHedged us-gaap:Range, us-gaap:DerivativeInstrumentRisk

nati:PercentageOfDerivativeRiskHedged

srt:Maximum, nati:OtherDerivatives


Percentage
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value90.090.00.90.90.90.90.90.90.90.90.9
Percentage of PercentageOfDerivativeRiskHedged100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nati:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantPriceOutstanding us-gaap:AwardType

nati:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantPriceOutstanding

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value40.8840.9936.9131.0728.7628.6426.926.2324.6222.7517.9717.65
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantPriceOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedIncomeTaxesNoncurrent

us-gaap:AccruedIncomeTaxesNoncurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value5461616161696967677474747481810.0
Percentage of AccruedIncomeTaxesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivable


Allowance
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value6500000.03500000.03490000.02900000.01900000.02500000.03000000.02800000.02800000.02600000.02100000.0
Percentage of AllowanceForDoubtfulAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure

us-gaap:AssetsFairValueDisclosure


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value155186211180215492343331297319352300264245230205169154156102107140170286301329337321285293258226198200198238232283263
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1331461458264114871064057621204774634517617049497896981011071271221201229169394023134651322599219264
Percentage of AssetsFairValueDisclosure85.778.668.845.729.923.225.432.113.518.017.640.017.930.527.522.210.539.944.948.146.355.956.834.633.832.737.738.042.341.835.330.719.920.411.956.528.246.89.70.00.00.0

us-gaap:FairValueInputsLevel2


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value223966981503782562242572622901802171701661601519386535761731871992212101991641711671561591601741031661502381424.7872.325
Percentage of AssetsFairValueDisclosure14.321.431.254.370.176.874.667.986.582.082.460.082.169.572.577.889.560.155.151.953.744.143.265.466.267.362.362.057.758.264.769.380.179.688.143.571.853.290.30.00.00.0

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, nati:AWRCorp.


Assets
Period End2020-12-31
Value16
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperation100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value21000.074000.0163000.0245000.0467000.0143000.0628000.01072000.01411000.0942000.0728000.0211000.0178000.0168000.0182000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax us-gaap:FinancialInstrument

us-gaap:DomesticCorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value21000.074000.0163000.0245000.0467000.0143000.0628000.01072000.01358000.0915000.0726000.0211000.0177000.0182000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0100.0100.0100.0100.096.297.199.7100.099.4100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax


Available
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1000.02000.061000.02371000.068000.0159000.0165000.0348000.01309000.0828000.0948000.01077000.0395000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax us-gaap:FinancialInstrument

us-gaap:DomesticCorporateDebtSecurities


Available
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value1000.02000.061000.02371000.068000.0159000.0165000.0347000.01298000.0823000.0948000.0395000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.0100.0100.0100.0100.0100.099.799.299.4100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value14325992136331237208246250271171211165122
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:FinancialInstrument

us-gaap:DomesticCorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value14325992136331237208199203235147170120
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0100.0100.0100.0100.080.981.386.485.780.898.6

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost


Available
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value4.4163785134139112117125104991021047677654116223237879415314713411767722628101111151510256137
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost us-gaap:FinancialInstrument

us-gaap:CorporateDebtSecurities


Available
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value4.416378513413911211712510499
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue


Available
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value4.41537831341401121181251039810110475766340142029367885146143133116667024249811014149.301235937
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue us-gaap:FinancialInstrument

us-gaap:CorporateDebtSecurities


Available
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value4.415378313414011211812510398
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value143259889924610269134132146671126217152922323734334510310459565849104931301305865921531422158175
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost us-gaap:FinancialInstrument

us-gaap:CorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value14325988992461026987861094371
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.065.064.874.763.863.9

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value143259889924510369135133145671126217152922323734334510310457535447102921291285762891491392137975
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue us-gaap:FinancialInstrument

us-gaap:CorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value14325988992451036988861094371
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue100.0100.0100.0100.0100.0100.0100.0100.065.264.874.763.763.8

us-gaap:AvailableForSaleSecuritiesDebtSecurities

us-gaap:AvailableForSaleSecuritiesDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value14325992137329237209247251271171210164121
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel2, us-gaap:CorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value14325992137329237209200204234120
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.081.081.386.498.6

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FinancialInstrument

us-gaap:CorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value14325992137329237209200204234120
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.081.081.386.498.6

us-gaap:DomesticCorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value14325992137329237209200204234146170120
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.081.081.386.485.780.798.6

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent


Available
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302017-12-31
Value59237271171210121
Percentage of AvailableForSaleSecuritiesDebtSecuritiesCurrent100.0100.0100.0100.0100.0100.0

us-gaap:BuildingsAndImprovementsGross

us-gaap:BuildingsAndImprovementsGross


Buildings
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value232219218217210207213206203156142
Percentage of BuildingsAndImprovementsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessAcquisitionCostOfAcquiredEntityTransactionCosts us-gaap:BusinessAcquisition

us-gaap:BusinessAcquisitionCostOfAcquiredEntityTransactionCosts

nati:OptimalPlusLtdMember


Business
Period End2020-12-31
Value7000000.0
Percentage of BusinessAcquisitionCostOfAcquiredEntityTransactionCosts100.0

us-gaap:BusinessAcquisitionCostOfAcquiredEntityTransactionCosts us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

nati:OptimalPlusLtd, us-gaap:SubsequentEvent


Business
Period End2020-07-02
Value3.0
Percentage of BusinessAcquisitionCostOfAcquiredEntityTransactionCosts0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents

nati:OptimalPlusLtd


Business
Period End2020-07-02
Value17
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents100.0

nati:OptimalPlusLtdMember


Business
Period End2020-07-02
Value17
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables

nati:OptimalPlusLtd


Business
Period End2020-07-02
Value4927000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables100.0

nati:OptimalPlusLtdMember


Business
Period End2020-07-02
Value4927000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities

nati:OptimalPlusLtd


Business
Period End2020-07-02
Value30
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities100.0

nati:OptimalPlusLtdMember


Business
Period End2020-07-02
Value7.581
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities24.9

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill

nati:OtherAcquisitions


Business
Period End2021-06-30
Value4000000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles


Business
Period End2020-07-02
Value127
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles us-gaap:BusinessAcquisition

nati:OptimalPlusLtd


Business
Period End2020-07-02
Value129
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles101.1

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet

nati:OptimalPlusLtd


Business
Period End2020-07-02
Value352
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet100.0

nati:OptimalPlusLtdMember


Business
Period End2020-07-02
Value352
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:MoneyMarketFunds


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value1331461458264114871064057621204661
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FinancialInstrument

us-gaap:MoneyMarketFunds


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value1331461458264114871064057621204661
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashCashEquivalentsAndShortTermInvestments

us-gaap:CashCashEquivalentsAndShortTermInvestments


Cash
Period End2020-12-312019-12-312018-12-31
Value320433531
Percentage of CashCashEquivalentsAndShortTermInvestments100.0100.0100.0

us-gaap:CashCashEquivalentsAndShortTermInvestments us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType

nati:CashAndCashEquivalentsAndShortTermInvestments, us-gaap:GeographicConcentrationRisk


Cash
Period End2020-12-312019-12-312018-12-312017-12-31
Value320432530412
Percentage of CashCashEquivalentsAndShortTermInvestments100.199.9100.00.0

us-gaap:CashCashEquivalentsAndShortTermInvestments us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:GeographicDistribution

nati:CashAndCashEquivalentsAndShortTermInvestments, us-gaap:GeographicConcentrationRisk, us-gaap:GeographicDistributionDomestic


Cash
Period End2020-12-312019-12-312018-12-312017-12-31
Value15022031363
Percentage of CashCashEquivalentsAndShortTermInvestments47.150.959.00.0

nati:CashAndCashEquivalentsAndShortTermInvestments, us-gaap:GeographicConcentrationRisk, us-gaap:GeographicDistributionForeign


Cash
Period End2020-12-312019-12-312018-12-312017-12-31
Value169212217349
Percentage of CashCashEquivalentsAndShortTermInvestments52.949.141.00.0

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiability


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-01-01
Value160163168151146150164156161162159152157144
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:ContractWithCustomerLiabilityNoncurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-01-012017-12-31
Value343536343232333132323231313233
Percentage of ContractWithCustomerLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value100979889900.0
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.00.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:DebtInstrument

nati:WellsFargoRevolvingCreditLoan


Debt
Period End2021-06-302020-09-302020-06-302019-12-31
Value10020200.0
Percentage of DebtInstrumentCarryingAmount100.022.422.20.0

nati:WellsFargoTermLoan


Debt
Period End2021-03-312020-12-312020-09-302020-06-302019-12-31
Value979869700.0
Percentage of DebtInstrumentCarryingAmount100.0100.077.677.80.0

us-gaap:DebtInstrumentUnamortizedDiscount

us-gaap:DebtInstrumentUnamortizedDiscount


Debt
Period End2020-12-312020-09-302020-06-302019-12-31
Value1714000.01336000.01480000.00
Percentage of DebtInstrumentUnamortizedDiscount100.0100.0100.00.0

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredFinanceCostsNet


Deferred
Period End2021-03-312020-12-31
Value1509000.01714000.0
Percentage of DeferredFinanceCostsNet100.0100.0

us-gaap:DeferredFinanceCostsNet us-gaap:DebtInstrument

us-gaap:LineOfCredit


Deferred
Period End2021-06-30
Value2700000.0
Percentage of DeferredFinanceCostsNet0.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value625148496466
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsDeferredIncome


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value6.8317.7088.1997.3169.249107.9277.8093.9871.9911.487
Percentage of DeferredTaxAssetsDeferredIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsInventory

us-gaap:DeferredTaxAssetsInventory


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2.1782.3172.5762.2791.862151211107.211
Percentage of DeferredTaxAssetsInventory100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value10187838165108105108866160
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsForeign

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsForeign


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312011-12-312010-12-31
Value1016000.0674000.042000.0130000.0203000.0320000.0335000.04000.01006000.0983000.0
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsForeign100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpense

us-gaap:DeferredTaxAssetsTaxDeferredExpense


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
Value14513811510696137146147120108117
Percentage of DeferredTaxAssetsTaxDeferredExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences


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
Value6296000.04979000.05391000.06242000.06744000.05963000.05878000.05147000.05895000.06432000.05010000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value6384000.05809000.05216000.04540000.06043000.05824000.05451000.06069000.05471000.04640000.04577000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value4246000.02072000.01776000.01118000.0636000.0480000.0570000.0444000.0561000.0518000.0622000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312011-12-312010-12-31
Value213000.0262000.0848000.0495000.0533000.0486000.000
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities100.0100.0100.0100.0100.0100.00.00.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReturnsAndAllowances

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReturnsAndAllowances


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
Value1435000.0860000.0890000.0804000.0919000.01209000.01298000.01101000.01229000.01084000.01001000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReturnsAndAllowances100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsUnrealizedCurrencyLosses

us-gaap:DeferredTaxAssetsUnrealizedCurrencyLosses


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value3394000.01052000.01735000.003408000.0282000.02192000.01664000.033000.00
Percentage of DeferredTaxAssetsUnrealizedCurrencyLosses100.0100.0100.00.0100.0100.0100.0100.0100.00.0

us-gaap:DeferredTaxLiabilitiesDeferredExpenseCapitalizedSoftware

us-gaap:DeferredTaxLiabilitiesDeferredExpenseCapitalizedSoftware


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value7.1341216182217127.7487.4327.9338.029
Percentage of DeferredTaxLiabilitiesDeferredExpenseCapitalizedSoftware100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value29131311152115189.92
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1111121215151515151612
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesUndistributedForeignEarnings

us-gaap:DeferredTaxLiabilitiesUndistributedForeignEarnings


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
Value2600000.03482000.03449000.05330000.08917000.08924000.08694000.08565000.08437000.09024000.09530000.0
Percentage of DeferredTaxLiabilitiesUndistributedForeignEarnings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssetNotSubjectToMasterNettingArrangement

us-gaap:DerivativeAssetNotSubjectToMasterNettingArrangement


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value8.1647.7126.1245.36413188.209159.892109.3699.2967.7997.3727.2336.5745.6658.413152.6985.2631.6091.231
Percentage of DerivativeAssetNotSubjectToMasterNettingArrangement100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

nati:OtherLongTermAssets, nati:ForeignExchangeContractLongTerm, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-12-312019-12-312018-12-312017-12-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value3.1170.971.382.3392.4272.4633.8660.950.5791.347
Percentage of DerivativeAssetNotSubjectToMasterNettingArrangement50.911.814.732.342.829.325.635.211.083.7

us-gaap:OtherNoncurrentAssets, nati:ForeignExchangeContractLongTerm, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value3.2223.0593.1172.6396.0387.520.973.482.0362.4871.382.0162.0272.5912.3392.7023.866
Percentage of DerivativeAssetNotSubjectToMasterNettingArrangement39.539.750.949.244.540.511.822.320.623.114.721.726.035.132.341.125.6

us-gaap:PrepaidExpensesAndOtherCurrentAssets, nati:ForeignExchangeContractShortTerm, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value4.2133.8851.5642.3147.029107.039117.2277.8117.5946.7174.984.4614.7073.6953.0145.7179.3781.031.9080.2090.391
Percentage of DerivativeAssetNotSubjectToMasterNettingArrangement51.650.425.543.151.854.085.776.073.172.681.172.363.960.565.156.253.268.062.138.236.313.031.8

us-gaap:PrepaidExpensesAndOtherCurrentAssets, nati:ForeignExchangeContractShortTerm, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value0.7290.7681.4430.4110.5111.0060.20.2620.6290.4550.3950.5630.7920.320.1870.1770.2240.2331.8690.7182.7760.0530.84
Percentage of DerivativeAssetNotSubjectToMasterNettingArrangement8.910.023.67.73.85.42.41.76.44.24.26.110.24.32.62.74.02.812.426.652.73.368.2

us-gaap:DerivativeAssetNotSubjectToMasterNettingArrangement us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value7.4356.9444.6814.95313178.009159.263108.9748.7337.0077.0527.0466.3975.4418.18131.982.4871.5560.391
Percentage of DerivativeAssetNotSubjectToMasterNettingArrangement91.190.076.492.396.294.697.698.393.695.895.893.989.895.797.497.396.097.287.673.447.396.731.8

us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value0.7290.7681.4430.4110.5111.0060.20.2620.6290.4550.3950.5630.7920.320.1870.1770.2240.2331.8690.7182.7760.0530.84
Percentage of DerivativeAssetNotSubjectToMasterNettingArrangement8.910.023.67.73.85.42.41.76.44.24.26.110.24.32.62.74.02.812.426.652.73.368.2

us-gaap:DerivativeAssetNotionalAmount

us-gaap:DerivativeAssetNotionalAmount


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value511455504532513533383423332323276321319343318291301295295273227202144161136177199212167149139
Percentage of DerivativeAssetNotionalAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssetNotionalAmount us-gaap:Currency

currency:CNY


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value8652455741503252667945648050392741202734403626
Percentage of DerivativeAssetNotionalAmount16.811.69.010.98.19.58.612.519.824.716.419.925.114.812.39.513.97.09.312.618.017.918.3

currency:EUR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value2051872192091972201301581301411341641531881771581371351238776513097
Percentage of DerivativeAssetNotionalAmount40.141.343.539.338.441.433.937.439.343.748.751.247.954.755.654.445.545.841.832.133.625.221.348.8

currency:GBP


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-09-302016-06-302015-12-312014-12-31
Value3526252311141317188.8929.948166.4638.4989.9310.02.8267.5694.34222
Percentage of DerivativeAssetNotionalAmount6.95.95.04.42.22.73.64.25.72.73.65.02.02.53.10.01.03.33.011.5

currency:HUF


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value69768289991079510243323528303641485562576336543861
Percentage of DerivativeAssetNotionalAmount13.516.716.316.919.320.124.824.313.09.912.88.89.510.512.916.718.521.219.323.216.126.726.830.7

currency:JPY


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value576173839282535434221510152022233035443823114.1197.798
Percentage of DerivativeAssetNotionalAmount11.313.614.615.718.015.514.012.810.47.05.53.34.95.97.28.110.112.115.214.010.15.42.83.9

currency:KRW


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value221822262323249.40111138.3311013150.0
Percentage of DerivativeAssetNotionalAmount4.54.14.45.14.64.56.52.23.44.23.03.44.24.60.0

currency:MYR


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value353136414733322827252726202428323640424643504010
Percentage of DerivativeAssetNotionalAmount6.96.97.27.89.36.38.56.78.47.810.08.26.57.28.911.112.113.814.417.118.924.727.85.1

us-gaap:DerivativeAssetNotionalAmount us-gaap:DerivativeInstrumentRisk

nati:OtherDerivatives


Derivative
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value11689898359414747427152345263594685606610697
Percentage of DerivativeAssetNotionalAmount22.719.517.716.211.110.711.114.113.025.716.210.615.119.820.315.328.820.324.146.566.9

us-gaap:DerivativeLiabilityNotSubjectToMasterNettingArrangement

us-gaap:DerivativeLiabilityNotSubjectToMasterNettingArrangement


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value9.4671119108.798132.8726.2822.1521.4611.4831.7243.2321512117.3717.4488.1996.1887.8337.9518.746
Percentage of DerivativeLiabilityNotSubjectToMasterNettingArrangement100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

nati:OtherLongTermLiabilities, nati:ForeignExchangeContractLongTerm, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-12-312019-12-312018-12-312017-12-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value6.3280.3510.1913.9592.3042.1943.3521.3492.3951.7323.613
Percentage of DerivativeLiabilityNotSubjectToMasterNettingArrangement32.712.212.931.131.329.540.921.830.621.841.3

us-gaap:OtherCurrentLiabilities, nati:ForeignExchangeContractShortTerm, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value5.5066.588125.3054.0985.9222.0893.4611.0860.7630.6621.0782.286107.4876.6954.672
Percentage of DerivativeLiabilityNotSubjectToMasterNettingArrangement58.259.264.849.246.645.172.755.150.552.244.662.570.766.158.857.257.0

us-gaap:OtherCurrentLiabilities, nati:ForeignExchangeContractShortTerm, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value2.1651.9650.4821.2410.7460.6670.4320.4590.7480.4730.630.1530.0470.6281.2970.9230.175
Percentage of DerivativeLiabilityNotSubjectToMasterNettingArrangement22.917.72.511.58.55.115.07.334.832.442.58.91.53.910.27.92.1

us-gaap:OtherNoncurrentLiabilities, nati:ForeignExchangeContractLongTerm, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value1.7962.5736.3284.233.9546.5410.3512.3620.3180.2250.1910.4930.8994.7663.9594.0823.352
Percentage of DerivativeLiabilityNotSubjectToMasterNettingArrangement19.023.132.739.344.949.812.237.614.815.412.928.627.829.931.134.940.9

us-gaap:DerivativeLiabilityNotSubjectToMasterNettingArrangement us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value7.3029.161189.5358.052122.445.8231.4040.9880.8531.5713.1851511106.6475.8258.0245.4656.9426.1238.266
Percentage of DerivativeLiabilityNotSubjectToMasterNettingArrangement77.182.397.588.591.594.985.092.765.267.657.591.198.596.189.892.190.278.297.988.388.677.094.5

us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value2.1651.9650.4821.2410.7460.6670.4320.4590.7480.4730.630.1530.0470.6281.2970.9230.7241.6230.1750.7230.8911.8280.48
Percentage of DerivativeLiabilityNotSubjectToMasterNettingArrangement22.917.72.511.58.55.115.07.334.832.442.58.91.53.910.27.99.821.82.111.711.423.05.5

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, nati:AWRCorp.


Disposal
Period End2020-12-31
Value7233000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, nati:AWRCorp.


Disposal
Period End2020-12-31
Value1027000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationDeferredRevenue us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationDeferredRevenue

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, nati:AWRCorp.


Disposal
Period End2020-12-31
Value15
Percentage of DisposalGroupIncludingDiscontinuedOperationDeferredRevenue100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationGoodwill1 us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationGoodwill1

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, nati:AWRCorp.


Disposal
Period End2020-12-31
Value7221000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationGoodwill1100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherAssets us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherAssets

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, nati:AWRCorp.


Disposal
Period End2020-12-31
Value556000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationOtherAssets100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherLiabilities us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationOtherLiabilities

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, nati:AWRCorp.


Disposal
Period End2020-12-31
Value940000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationOtherLiabilities100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssets us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssets

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, nati:AWRCorp.


Disposal
Period End2020-12-31
Value283000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssets100.0

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
Value6858875344384743393545524334434536292731312627282723333732212529282629343324293834222714
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:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:RestrictedStockUnitsRSU


Employee
Period End2020-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value1259391818989
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestments

us-gaap:EquityMethodInvestments


Equity
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value3334252015
Percentage of EquityMethodInvestments100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths


Finance
Period End2020-12-31
Value17
Percentage of FinanceLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value148163156156206197220205203194186183179176168167162166163151151149139131133131124122122117110991009192104979083756858
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ComputerSoftwareIntangibleAsset


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value659088869184766462554938363530323038392932343025302622242827251924212340363329262216
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization44.555.456.755.044.442.734.831.430.828.726.520.820.420.118.019.519.023.223.919.221.323.021.819.123.020.318.420.223.523.823.219.624.423.025.438.437.736.735.434.633.127.9

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-31
Value131110
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization9.27.16.4

us-gaap:DevelopedTechnologyRights


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value252117146261878686858489888887858381797876736968656765626057545147444239363432292725
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization17.213.111.49.430.431.439.842.142.544.045.648.849.450.251.951.051.448.948.651.450.349.250.052.049.051.852.851.449.348.949.051.147.848.846.037.638.038.338.539.640.043.0

us-gaap:OtherIntangibleAssets


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value151324292626313131303034333130302928272726252423232323222120191817161716141413121110
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization10.28.515.519.012.913.314.415.215.515.916.218.818.618.118.218.018.016.916.818.217.717.417.618.017.617.718.518.317.717.517.818.617.517.618.515.315.415.816.516.617.018.2

us-gaap:Patents


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value2826252625242323222221212020191918181716161514141313121211111110109.8279.3989.0438.6918.3517.9927.0256.8266.312
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization18.915.916.316.612.312.510.911.311.211.411.711.611.611.611.811.611.610.910.711.110.710.510.711.010.310.210.310.19.69.810.010.710.210.710.28.68.99.29.69.39.910.9

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive


Finite
Period End2020-12-31
Value13
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2020-12-31
Value50
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2020-12-31
Value20
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2020-12-31
Value24
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2020-12-31
Value28
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo


Finite
Period End2020-12-31
Value35
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FiniteLivedIntangibleAssetsGross


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value297323329339275273304296300298296299301302291290282279272261259259248213209206202205208200192184188181186180178171167165162110
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ComputerSoftwareIntangibleAsset


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value851151201231361341321251271251231181211231161161101101039089888070685958606355484147414564635753525040
Percentage of FiniteLivedIntangibleAssetsGross28.635.736.536.449.449.343.642.442.542.241.739.640.540.940.040.239.139.438.134.734.634.132.533.032.829.028.829.630.427.925.422.525.223.224.235.935.533.231.731.630.936.5

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-31
Value393940
Percentage of FiniteLivedIntangibleAssetsGross13.412.312.2

us-gaap:DevelopedTechnologyRights


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1091051051056564919192919295959696959594949594959385859088888989898988888967676767676735
Percentage of FiniteLivedIntangibleAssetsGross36.832.532.030.923.723.830.230.830.630.831.132.031.831.933.033.033.733.834.636.336.536.837.940.040.743.943.543.142.844.546.348.447.349.048.237.638.139.640.540.641.532.1

us-gaap:OtherIntangibleAssets


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value272667743737444445464651494845454443424444444327272728282828282826262724232324232314
Percentage of FiniteLivedIntangibleAssetsGross9.28.320.622.013.713.914.614.915.215.515.617.016.516.115.615.615.715.415.717.117.017.317.413.012.913.414.014.013.914.314.815.214.214.414.713.413.413.914.714.414.412.7

us-gaap:Patents


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value353635363635353534343434333333323232313130303029282827272726262525242423232221222120
Percentage of FiniteLivedIntangibleAssetsGross12.011.110.910.813.213.111.712.011.611.611.611.411.211.111.411.211.511.411.611.911.911.812.213.913.513.613.713.313.013.213.513.813.313.512.913.113.013.213.113.413.318.7

us-gaap:ForeignCurrencyContractAssetFairValueDisclosure

us-gaap:ForeignCurrencyContractAssetFairValueDisclosure


Foreign
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value8.1647.7126.1245.36313188.209159.892109.3699.2967.7997.3737.2326.5745.6658.413152.6985.2631.6091.2318.135122116143.7894.5886.9085.9088.0077.6674.2462.945.5724.297
Percentage of ForeignCurrencyContractAssetFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignCurrencyContractAssetFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


Foreign
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value8.1647.7126.1245.36313188.209159.892109.3699.2967.7997.3737.2326.5745.6658.413152.6985.2631.6091.2318.135122116143.7894.5886.9085.9088.0077.6674.2462.945.5724.297
Percentage of ForeignCurrencyContractAssetFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignCurrencyContractAssetFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel2, us-gaap:Derivative


Foreign
Period End2020-12-312019-12-312018-12-312017-12-31
Value6.1248.2099.3697.232
Percentage of ForeignCurrencyContractAssetFairValueDisclosure100.0100.0100.0100.0

us-gaap:ForeignCurrencyContractAssetFairValueDisclosure us-gaap:FinancialInstrument

us-gaap:Derivative


Foreign
Period End2020-12-312019-12-312018-12-312017-12-31
Value6.1248.2099.3697.232
Percentage of ForeignCurrencyContractAssetFairValueDisclosure100.0100.0100.0100.0

us-gaap:ForeignCurrencyContractsLiabilityFairValueDisclosure

us-gaap:ForeignCurrencyContractsLiabilityFairValueDisclosure


Foreign
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value9.4671119108.798132.8726.2822.1521.4611.4831.7243.2321512117.3717.4488.1996.1887.8337.9518.746108.1317.9794.2531.6262.7833.5454.7423.5381.5382.7922.8042.1721.8064.542
Percentage of ForeignCurrencyContractsLiabilityFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignCurrencyContractsLiabilityFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


Foreign
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value9.4671119108.798132.8726.2822.1521.4611.4831.7243.2321512117.3717.4488.1996.1887.8337.9518.746108.1317.9794.2531.6262.7833.5454.7423.5381.5382.7922.8042.1721.8064.542
Percentage of ForeignCurrencyContractsLiabilityFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeTaxExaminationInterestAccrued

us-gaap:IncomeTaxExaminationInterestAccrued


Income
Period End2020-12-312019-12-31
Value400000.0600000.0
Percentage of IncomeTaxExaminationInterestAccrued100.0100.0

us-gaap:InventoryRawMaterials

us-gaap:InventoryRawMaterials


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1151039911011211311010710210298100989891939395929796969498968979797779818689887868646356586455
Percentage of InventoryRawMaterials100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryValuationReserves

us-gaap:InventoryValuationReserves


Inventory
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value1715151612109.5985.4593.8444.2053.344.394.409
Percentage of InventoryValuationReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryWorkInProcess

us-gaap:InventoryWorkInProcess


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value9.88410111210101011109.7089.30610109.4138.9389.0957.8058.6019.1259.0591010108.8988.5646.8316.6755.7476.6674.2174.9586.2318.263108.5666.8985.8634.865.7085.4254.7666.359
Percentage of InventoryWorkInProcess100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2021-06-302021-03-312020-12-31
Value111117
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear


Lessee
Period End2021-06-302021-03-312020-09-30
Value8.506127.012
Percentage of LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear100.0100.0100.0

us-gaap:LiabilitiesFairValueDisclosure

us-gaap:LiabilitiesFairValueDisclosure


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value9.4671119108.798132.8726.2822.1521.4611.4831.7243.2321512117.3717.4488.1996.1887.8337.9518.746108.1317.9794.2531.6262.7833.5454.7423.5381.5382.7922.8042.1721.8061.9324.542
Percentage of LiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilitiesFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value9.4671119108.798132.8726.2822.1521.4611.4831.7243.2321512117.3717.4488.1996.1887.8337.9518.746108.1317.9794.2531.6262.7833.5454.7423.5381.5382.7922.8042.1721.8061.9324.5423.115-3.312-3.733
Percentage of LiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, nati:AWRCorp.


Liabilities
Period End2020-12-31
Value15
Percentage of LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation100.0

us-gaap:LiabilityForUncertainTaxPositionsNoncurrent

us-gaap:LiabilityForUncertainTaxPositionsNoncurrent


Liability
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
Value10106.8676.8086.7566.6527.6318.3298.0259.7759.0451010109.28412121110121211101010101024242323222120202120191518161411
Percentage of LiabilityForUncertainTaxPositionsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

nati:SecuredRevolvingLoanFacility, nati:WellsFargoTermLoan, us-gaap:LineOfCredit


Line
Period End2020-12-31
Value70
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0

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

nati:SecuredTermLoanFacility, nati:WellsFargoSecuritiesLLC, us-gaap:LineOfCredit, us-gaap:SubsequentEvent


Line
Period End2020-07-02
Value70
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2020-12-312019-12-31
Value4.95.3
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0

us-gaap:OperatingLossCarryforwards nati:IncomeTaxesByYear, us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

nati:CarriedForwardIndefinitely, us-gaap:ForeignCountry


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value748.06.49.01412549568
Percentage of OperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0

nati:Expiring2020To2038, us-gaap:ForeignCountry


Operating
Period End2020-12-312019-12-312018-12-31
Value999973895
Percentage of OperatingLossCarryforwards1350.012162.513995.3

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:DomesticCountry


Operating
Period End2020-12-312012-12-312011-12-31
Value1.64.22.5
Percentage of OperatingLossCarryforwards2.20.00.0

us-gaap:ForeignCountry


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value1073981902884690556550571
Percentage of OperatingLossCarryforwards1450.012262.514095.39822.24928.64633.3100.2100.5

us-gaap:PurchaseCommitmentRemainingMinimumAmountCommitted

us-gaap:PurchaseCommitmentRemainingMinimumAmountCommitted


Purchase
Period End2021-06-302021-03-312020-12-312020-09-30
Value3500000.04600000.05000000.05200000.0
Percentage of PurchaseCommitmentRemainingMinimumAmountCommitted100.0100.0100.0100.0

us-gaap:RestructuringAndRelatedCostExpectedCost1

us-gaap:RestructuringAndRelatedCostExpectedCost1


Restructuring
Period End2021-03-31
Value3.0
Percentage of RestructuringAndRelatedCostExpectedCost1100.0

us-gaap:RestructuringAndRelatedCostExpectedCost1 us-gaap:Range

srt:Maximum


Restructuring
Period End2020-10-29
Value8.0
Percentage of RestructuringAndRelatedCostExpectedCost10.0

srt:Minimum


Restructuring
Period End2020-10-29
Value6.0
Percentage of RestructuringAndRelatedCostExpectedCost10.0

us-gaap:RestructuringAndRelatedCostExpectedCost1 us-gaap:Range, us-gaap:SubsequentEventType

srt:Maximum, us-gaap:SubsequentEvent


Restructuring
Period End2020-10-29
Value28
Percentage of RestructuringAndRelatedCostExpectedCost10.0

srt:Minimum, us-gaap:SubsequentEvent


Restructuring
Period End2020-10-29
Value22
Percentage of RestructuringAndRelatedCostExpectedCost10.0

us-gaap:RestructuringReserve

us-gaap:RestructuringReserve


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value8.00314283.3375.4968.2429.5274.1633.0663.6443.5063.8343.93.95.4083.54.320.0
Percentage of RestructuringReserve100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:RestructuringReserve us-gaap:RestructuringCostAndReserve

us-gaap:EmployeeSeverance


Restructuring
Period End2021-06-30
Value8.0
Percentage of RestructuringReserve100.0

us-gaap:RestructuringReserveCurrent

us-gaap:RestructuringReserveCurrent


Restructuring
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value289.5273.55.4080.0
Percentage of RestructuringReserveCurrent100.0100.0100.0100.00.0

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:RevenueRemainingPerformanceObligation


Revenue
Period End2021-06-302021-03-312020-12-312020-09-30
Value62616484
Percentage of RevenueRemainingPerformanceObligation100.0100.0100.0100.0

us-gaap:RevenueRemainingPerformanceObligationPercentage

us-gaap:RevenueRemainingPerformanceObligationPercentage


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value27.038.048.015.00.270.380.490.130.250.370.480.120.25
Percentage of RevenueRemainingPerformanceObligationPercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value66.9766.9761.061.061.061.057.4657.46
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit

us-gaap:SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit


Significant
Period End2021-06-302021-03-312020-12-312020-09-30
Value1400000.01400000.01400000.02900000.0
Percentage of SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit100.0100.0100.0100.0

us-gaap:StandardProductWarrantyAccrual

us-gaap:StandardProductWarrantyAccrual


Standard
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value2886000.02880000.02872000.02702000.02702000.02622000.02561000.02498000.02518000.03151000.03173000.03170000.02998000.03021000.02846000.02825000.02805000.02794000.02686000.02121000.01767000.01761000.01755000.01725000.01719000.01713000.01885000.02009000.01870000.01865000.01764000.01508000.01502000.01497000.01435000.01253000.01305000.01298000.01271000.0921000.01244000.0921000.0921000.0923000.0921000.0921000.0952000.0
Percentage of StandardProductWarrantyAccrual100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued


Unrecognized
Period End2021-06-302021-03-312020-09-302012-12-312011-12-312010-12-31
Value500000.0400000.0800000.0782000.0627000.0440000.0
Percentage of UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued100.0100.0100.0100.0100.0100.0

Line plots across dimensions of each concept


COGS Ratio
us-gaap:ProductOrService
(None,)
C O G S  Ratious-gaap: Product Or Service
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:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:StatementGeographical
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Statement Geographical
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:TimingOfTransferOfGoodOrService
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Timing Of Transfer Of Good Or Service
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:GeographicDistribution
('us-gaap:CashAndCashEquivalents', 'us-gaap:GeographicConcentrationRisk', None)
Cash And Cash Equivalents At Carrying Valueus-gaap: Concentration Risk By Benchmark, us-gaap: Concentration Risk By Type, us-gaap: Geographic Distribution
us-gaap:ShortTermInvestments
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:GeographicDistribution
('us-gaap:ShortTermInvestments', 'us-gaap:GeographicConcentrationRisk', None)
Short Term Investmentsus-gaap: Concentration Risk By Benchmark, us-gaap: Concentration Risk By Type, us-gaap: Geographic Distribution
us-gaap:NoncurrentAssets
us-gaap:StatementGeographical
(None,)
Noncurrent Assetsus-gaap: Statement Geographical
us-gaap:PropertyPlantAndEquipmentNet
us-gaap:StatementGeographical
(None,)
Property Plant And Equipment Netus-gaap: Statement Geographical
us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
(None,)
Finite Lived Intangible Assets Netus-gaap: Finite Lived Intangible Assets By Major Class
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components