NRC


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:ComprehensiveIncomeNetOfTax

us-gaap:CostsAndExpenses

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:InterestExpense

us-gaap:InterestPaidNet

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NonoperatingIncomeExpense

us-gaap:OperatingIncomeLoss

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

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

us-gaap:Revenues

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:Assets
us-gaap:StatementGeographical

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

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

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:AccountsReceivableNetCurrent

us-gaap:OtherAssetsCurrent

us-gaap:NoncurrentAssets
us-gaap:StatementGeographical

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:PropertyPlantAndEquipmentNet
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:Goodwill
us-gaap:BusinessAcquisition
us-gaap:ConsolidatedEntities

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableCurrent

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:DividendsPayableCurrent

us-gaap:LiabilitiesCurrent

us-gaap:NotesPayableCurrent
us-gaap:BalanceSheetLocation
us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherLiabilitiesCurrent

us-gaap:LongTermDebt

us-gaap:LongTermDebtNoncurrent
us-gaap:LongtermDebtType

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:OtherLiabilitiesNoncurrent
us-gaap:BalanceSheetLocation
us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive
us-gaap:BalanceSheetLocation
us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

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

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:TreasuryStockValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

nrc:ApicSharebasedPaymentArrangementIncreaseDecreaseForCostRecognition
us-gaap:StatementEquityComponents

nrc:ContractWithCustomerAssetIncreaseRevenueRecognizedConditionalConsideration

nrc:ContractWithCustomerLiabilityBillings

nrc:DeferredAcquisitionConsideration

nrc:DepreciationAmortizationAndImpairment

nrc:EffectiveIncomeTaxRateChangeShareBasedCompensation

nrc:GainOnPropertyInsuranceRecoveries

nrc:IncreaseDecreaseCapitalizedContractCost

nrc:IncreaseDecreaseInAccruedExpensesWagesBonusesAndProfitSharing

nrc:IncreaseDecreaseInOperatingLeaseAssetsAndLeaseLiabilitiesNet

nrc:IncrementalCostsOfObtainingAContractDeferredDuringPeriod

nrc:InsuranceRecoveries1

nrc:ReserveForUncertainTaxPositions
us-gaap:ProductOrService
nrc:RevenueFromContractWithCustomerPercentOfTotalRevenue

nrc:StockTenderedCashlessExerciseOfStockOptions

us-gaap:AllowanceForDoubtfulAccountsReceivableRecoveries

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationConsiderationTransferred1
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationConsiderationTransferredLiabilitiesIncurred
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

us-gaap:CapitalLeaseObligationsIncurred

us-gaap:CapitalizedContractCostAmortization
us-gaap:CapitalizedContractCost

us-gaap:ContractWithCustomerAssetReclassifiedToReceivable

us-gaap:ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInEstimateOfTransactionPrice

us-gaap:ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination

us-gaap:ContractWithCustomerLiabilityRevenueRecognized
us-gaap:DebtInstrument, us-gaap:LineOfCreditFacility, us-gaap:VariableRate
us-gaap:DebtInstrumentBasisSpreadOnVariableRate1

us-gaap:DepreciationAndAmortization

us-gaap:DirectOperatingCosts

us-gaap:DividendsCommonStockCash
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashAndCashEquivalents

us-gaap:FinanceLeasePrincipalPayments

us-gaap:GoodwillAcquiredDuringPeriod

us-gaap:GoodwillForeignCurrencyTranslationGainLoss

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInIncomeTaxes

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InvestmentIncomeInterest
us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LineOfCreditFacility
us-gaap:LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireBusinessesGross
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

us-gaap:ProceedsFromInsuranceSettlementInvestingActivities

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:RepaymentsOfNotesPayable
us-gaap:StatementEquityComponents
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
us-gaap:StatementEquityComponents
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
us-gaap:StatementEquityComponents
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
us-gaap:StatementEquityComponents

us-gaap:TreasuryStockValueAcquiredCostMethod
us-gaap:StatementEquityComponents
us-gaap:BusinessAcquisition
nrc:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIncludingGoodwill
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
nrc:CostMethodInvestmentOwnershipPercentage
us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LineOfCreditFacility
nrc:DebtInstrumentPercentageBearingVariableInterestPercentageRate
us-gaap:DebtInstrument, us-gaap:LineOfCreditFacility, us-gaap:VariableRate

nrc:DeferredTaxAssetsEmployerPayrollTaxDeferral

nrc:DeferredTaxLiabilitiesContractCosts

nrc:DeferredTaxLiabilitiesRepatriationWithholding

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:BusinessCombinationContingentConsiderationLiabilityCurrent
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities
us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:CashEquivalentsAtCarryingValue
us-gaap:BalanceSheetLocation
us-gaap:ContractWithCustomerAssetNetCurrent
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:CostMethodInvestments

us-gaap:DeferredFinanceCostsNet
us-gaap:LongtermDebtType

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssets

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesPrepaidExpenses

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

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

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:GoodwillGross

us-gaap:IncomeTaxesReceivable

us-gaap:InsuranceSettlementsReceivableCurrent

us-gaap:IntangibleAssetsGrossExcludingGoodwill

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

us-gaap:LongTermDebtFairValue

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermNotesPayable

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:PrepaidExpenseCurrent
us-gaap:ContractWithCustomerDuration
us-gaap:RevenueRemainingPerformanceObligation
us-gaap:LongtermDebtType
us-gaap:SecuredDebt

us-gaap:SecuredDebtCurrent
us-gaap:LongtermDebtType
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

Plots across concepts


IncomeStatement
Profit Loss
Expenses
Other Nonoperating Income Expense
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Operating Lease Right Of Use Asset
Current Assets
Other Assets Current
NonCurrent Assets
Operating Lease Right Of Use Asset
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Liabilities Current
Current Liabilities
Accounts Payable Current
Noncurrent Liabilities
Other Liabilities Noncurrent
Stockholders Equity
Retained Earnings Accumulated Deficit
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Increase Decrease In Accounts Payable
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
Shares
Weighted Average Number Of Shares Outstanding Basic
NonoperatingIncomeExpense
Nonoperating Income Expense
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Undiscounted Excess Amount
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Net
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:CommonStockValue █████▁▁▁▁▁▁▁▁0.0310.0310.0310.0310.0310.030.030.030.030.030.030.030.03NA0.026NANANANANANANANANANANANANANANANANANA0.0080.0080.0080.0080.0080.0080.0080.008NA0.008NANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁█25.64525.668NA25.70425.6825.725NA25.74125.58625.509NANANANANANANANANANANANANANANANANANANANANANANA7.021NA6.9616.9436.907NA6.856.8556.809NA6.7276.732
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁25.42625.414NA25.21925.14824.972NA24.82724.78924.766NANANANANANANANANANANANANANANANANANANANANANANA6.89NA6.7916.7516.719NA6.6796.6656.654NA6.6326.634
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 TTM Greenblatt ROC _ _██▆█▆▇█▆▆▇▆▅▄▅▅▄▅▆▅▄▄▄▄▃▃▃▃▄▃▅▃▃▂▄▃▃▂▃▂▁▁▃12.23912.0210.18712.0219.27511.19411.96210.2210.14910.7049.3959.1667.7568.9588.6617.1228.4529.9848.8347.3397.0188.0067.7066.5486.3645.8296.4187.1596.3188.46.0266.0295.5347.2175.7745.6475.2166.0825.014.1943.8315.7NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:ComprehensiveIncomeNetOfTax ▇▇▆▇▆█▇▆▅▆▅▅▅▅▄▃▄▅▄▃▃▄▄▂▃▁▂▂▃▃▂▂▂▃9.0189.2888.4369.8278.17610.6318.9317.9737.6488.5616.9387.2727.6656.8926.414.7526.1336.6395.4144.5314.5636.0475.5023.1114.3492.4263.5573.9624.5135.0483.3234.0543.054.235NA3.9963.6714.0593.2422.152.2893.681NANANA
us-gaap:CostsAndExpenses ▇▆█▃▃▅▁▄▂▁▂▁24.18623.44424.58721.98921.89122.66620.66122.24521.26520.77621.24420.847NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ██▅█▃▇▇▅▄▅▅▃▂▄▃▁▃▅▄▁11.89411.6129.87411.6668.55711.3711.3659.8099.4859.869.548.3837.8198.9678.6597.1738.4719.989.0057.309NANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeTaxExpenseBenefit ▇▆▅▆▃▁▇▅▆▅▅▄▁▅▆▇▇██▆▆▇▇▆▆▆▆▆▆▇▆▆▅▇▅▅▄▅▅▄▄▅▃▄▃2.952.381.6622.0880.842-0.3852.6671.692.0921.6641.7391.391-0.1291.6612.1423.022.7193.4593.282.582.4782.8332.842.3462.2612.3022.2772.5552.2152.892.1772.1352.0292.6631.9711.9151.1722.0811.721.471.3582.0480.591.1910.956
us-gaap:IncomeTaxesPaidNet ▄▁▁▅▁▁▂▂▅▁▂▁▂▁▆▁█▁▄3.3910.0410.1834.7730.1910.071.3391.2034.2570.1470.6180.3141.5930.115.0780.217.4170.1222.709NANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InterestExpense ▆▆▆▇▇▇▇▇██▇█▆▁▁▁▁▁▁▁▁▂▁▂▂▂▂▂▂▂▂▂▂▂▂▃▃▃▃▃▃▃▃▃▂0.4230.4320.4470.4510.450.4650.4780.510.5330.570.5230.5440.4390.0080.0140.0180.0230.0270.0320.0380.0360.0850.0480.0520.0570.0630.0690.0760.0780.0810.0880.0910.1010.1170.1250.1340.140.1420.1490.1550.1560.1690.1630.1370.093
us-gaap:InterestPaidNet ▆▆▆▇▇▇▇▇████▄▁▁▁▁▁▁0.3980.4030.420.4310.4390.4450.4560.4920.5460.520.5150.5110.2480.0080.0110.0210.020.0240.04NANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic ▁█8.9399.226NA9.5617.711.732NA8.0927.3688.168NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NonoperatingIncomeExpense ▄▄▅▄▂█▃▄▂▁█▁▇▇▇▇▇▇█▇▇-0.345-0.408-0.313-0.355-0.7180.176-0.597-0.411-0.664-0.8440.145-0.7830.0630.009-0.0020.0510.019-0.0040.171-0.030.018NA1.061-0.063-0.039-0.047-0.042-0.052-0.052-0.057-0.082-0.081-0.071-0.084-0.1-0.155-0.105-0.152-0.158-0.077-0.144-0.196-0.201-0.16-0.042
us-gaap:OperatingIncomeLoss ██▇█▆▇█▇▇▇▆▆▅▆▅▄▅▆▆▅▄▅▅▄▄▃▄▄▄▅▄▄▃▄▃▃▃▄▃▂▂▃▁▂▁12.23912.0210.18712.0219.27511.19411.96210.2210.14910.7049.3959.1667.7568.9588.6617.1228.4529.9848.8347.3397.0188.0067.7066.5486.3645.8296.4187.1596.3188.46.0266.0295.5347.2175.7745.6475.2166.0825.014.1943.8315.72.3593.4932.658
us-gaap:OtherNonoperatingIncomeExpense ▃▃▃▃▁▆▂▃▂▁▆▁▅▂▂▃▃▂▃▂▃▃█▂▂▂▂▂▂▂▂▂▃▂▂▂▃▂▂▃▂▂▂▂▃0.0750.0210.1310.094-0.270.63-0.1320.089-0.139-0.280.663-0.2420.493-0.028-0.0260.040.0270.0090.19-0.0040.0430.0741.095-0.0250.002-0.0010.0020.0020.0070.007-0.012-0.0040.0180.0140.013-0.0290.029-0.015-0.0140.0740.009-0.029-0.039-0.0240.049
us-gaap:ProfitLoss ▄▄▃▅▂█▄▃▂▃▂▁▂▁8.9449.2328.2129.5787.71511.7558.6988.1197.3938.1967.8016.9927.9487.306NANANANANANANANANANANANANA4.5524.0515.4533.7673.8133.4344.473.7033.5773.9393.8493.1322.6472.3293.4561.5682.1421.66
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ██▇▇▆▇▇▇▆▆▆▆▅▆▆▆▅▆▅▅▅▅▅▄▄▅▄▄▄▅▄▄▄▄▃▃▃▄▃▂▂▃▂▂▁36.42535.46434.77433.47731.16633.8632.62332.46531.41431.4830.63930.01328.01731.01729.89828.95128.43530.27628.36827.03226.11427.8726.36425.24424.46426.2725.12423.68224.00126.0322.92322.40722.35424.90621.99621.38620.63222.40719.11218.54918.31619.79115.88316.00614.139
us-gaap:Revenues ██▇▇▆▇▇▇▆▆▆▆▅▆▆▆▅▆▅▅▅▅▅▄▄▅▄▄▄▅▄▄▄▄▃▃▃▄▃▂▂▃▂▂▁36.42535.46434.77433.47731.16633.8632.62332.46531.41431.4830.63930.01328.01731.01729.89828.95128.43530.27628.36827.03226.11427.8726.36425.24424.46426.2725.12423.68224.00126.0322.92322.40722.35424.90621.99621.38620.63222.40719.11218.54918.31619.79115.88316.00614.139
us-gaap:SellingGeneralAndAdministrativeExpense █▇▇▅▇▆▆▆▆▅▅▅▅▅▅▆▄▄▄▄▄▅▃▄▄▅▄▃▃▃▃▃▃▃▃▃▂▃▂▂▃▃▃▂▁10.0169.528.8877.9538.8528.7498.2418.7068.3197.7077.8857.6797.947.8677.6658.436.9056.6866.6197.1397.277.3576.2946.626.6367.6276.8645.8055.9846.3666.3056.0196.3916.4936.0015.8215.5696.1515.6495.5725.996.095.9375.254.545
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:Assets █▇▆▅▃▃▂▂▂▂▂▂▁▅▅▅▄▅▄▄▃▃▅▅▅▅▅▅▄▃▂▂▂▁▁▂▂▁▁▁▁151.849146.878133.423127.246116.781115.855110.685107.649104.275104.571108.032108.717102.885130.976127.316128.74124.576126.059120.624119.301116.499118.37129.099129.476131.048128.452129.51127.063121.868116.277110.996109.914104.899103.502100.046109.429105.594103.378100.676100.952100.298NA95.77NANA
us-gaap:Liabilities ▆▆▅▆▆▇▇▇▇▇█▇▆▁▁▂▁▂▁▁▁▂▄▂▂▂▂▂▂▁▁▂▂▂▂▂▂▂▂▃▃75.48473.62869.10870.51771.20778.55877.79378.67478.30881.83288.94978.57876.06835.61237.27539.89636.74640.48737.81838.07636.84142.254.87742.88641.35340.60941.76240.75539.7938.95839.24142.37641.66443.55543.30445.3644.53144.97145.12247.44247.754NA47.186NANA
us-gaap:LiabilitiesAndStockholdersEquity █▇▆▅▃▃▂▂▂▂▂▂▁▅▅▅▄▅▄▄▃▃▅▅▅▅▅▅▄▃▂▂▂▁▁▂▂▁▁▁▁151.849146.878133.423127.246116.781115.855110.685107.649104.275104.571108.032108.717102.885130.976127.316128.74124.576126.059120.624119.301116.499118.37129.099129.476131.048128.452129.51127.063121.868116.277110.996109.914104.899103.502100.046109.429105.594103.378100.676100.952100.298NA95.77NANA
us-gaap:StockholdersEquity ▆▆▅▄▃▃▂▂▂▁▁▂▂██▇▇▇▇▇▇▆▆▇▇▇▇76.36573.2564.31556.72945.57437.29732.89228.97525.96722.73919.08330.13926.81795.36490.04188.84487.8385.57282.80681.22579.65876.1774.22286.5989.69587.84387.748NANANA71.755NANANA56.742NANANA55.554NANANA48.584NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AssetsCurrent █▇▆▅▃▃▂▂▁▁▂▂▁▆▆▆▆▆▅▅▄▅▆▆▆▆▆▆▅▄▃▃▂▂▁▃▂▂▁▁▁67.58962.23554.11247.36636.69734.93929.15726.5722.88822.87328.4128.7723.63352.27852.25953.82250.98352.38347.06545.91742.74144.81456.11156.06755.77153.17153.18853.20247.47542.27536.47434.90829.66527.86923.81532.45128.22425.25922.13721.62720.845NA17.341NANA
us-gaap:CashAndCashEquivalentsAtCarryingValue █▇▆▄▂▂▃▂▁▁▃▂▂▆▆▆▅▆▆▅▅▄▇▆▇▆▇▇▅▅▄▃▂▂▂▃▂▂▂▂▁▁▁▁▂48.89943.45434.6921.85511.95710.02113.5178.3584.022.64112.9917.2736.69835.47834.73335.7531.62834.66433.02128.87827.19225.36642.14537.5840.55537.0140.04239.06331.53926.45322.09218.93410.8029.2348.28615.02611.1687.8728.0826.2234.4643.3163.5193.1957.236
us-gaap:AccountsReceivableNetCurrent ▅▅▄▇█▇▃▅▅▆▃▆▃▅▄▄▄▄▃▅▃▅▂▄▂▃▁▃▃▃▃▃▅▅▃▅▄▄▃▃▃14.15714.29613.92317.42619.88217.40311.63915.30815.08715.88811.92216.54410.68914.30613.34313.58813.13813.52410.86414.11511.07514.1019.80812.88910.27311.8048.11610.92411.4512.04611.04311.37714.52314.37812.11914.20613.05113.57711.18712.28111.587NA9.172NANA
us-gaap:OtherAssetsCurrent ▄▄▇█▇▇█▂▃▃▂▂▁▁▁▁▁▁▁▁▁▁▁▂▂▂▅▂▂▂▃▃▂▂▃0.8050.9431.6191.9011.7631.5561.8940.3480.4480.5210.2240.2780.1250.0960.0350.0650.0230.0110.0350.0810.1260.0450.0340.2870.3050.2340.9940.3180.3470.3090.4290.4170.3420.3790.504NANANA0.398NANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NoncurrentAssets NANA79.31179.8880.084NA81.528NANANA79.621NANANANANANANANANANANANANANANANANANANA74.522NANANA76.231NANANA78.539NANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:CANANA1.8632.4992.463NA2.622NANANA2.291NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:USNANA77.44877.38177.621NA78.906NANANA77.33NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PropertyPlantAndEquipmentGross ▇▆▆▇▆▆▆██▇▇▇▆▅▅▅▅▄▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▁▁▁▁45.22644.09342.70545.14343.47742.44242.07848.24547.08645.88744.7345.09443.22341.40340.20641.18340.20939.18637.8937.81637.06535.92834.59134.27835.63434.72734.73234.51634.03532.87132.33132.7832.12731.56431.19131.11230.425NA29.229NANANANANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment █▇▇▇▇▆▆█▇▇▆▆▆▆▅▆▅▅▅▅▄▄▄▃▄▃▃▃▃▃▂▂▂▂▂▁▁33.70132.5630.97932.87631.12229.78728.54834.54933.21431.91930.57730.82529.90328.94727.84729.09428.07127.05326.08426.15725.22224.29723.46623.11723.89123.12322.58922.57321.85621.14620.43320.7420.03819.37218.69818.20517.301NA15.616NANANANANANA
us-gaap:PropertyPlantAndEquipmentNet ▂▂▂▄▄▄▆▇▇▇██▆▄▄▃▃▃▃▂▃▂▁▁▂▂▃▃▃▂▃▃▃▃▄▅▅▆▇▇▇11.52511.53311.72612.26712.35512.65513.5313.69613.87213.96814.15314.26913.3212.45612.35912.08912.13812.13311.80611.65911.84311.63111.12511.16111.74311.60412.14311.94312.17911.72511.89812.0412.08912.19212.49312.90713.12413.51113.61313.88813.804NA14.482NANA
us-gaap:Goodwill ██▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▃▃▁▂▁▂▂▂▂▂▂▂▂▂▂▂61.6461.61457.25557.87557.82957.74657.93557.89657.92257.87757.83157.95557.91357.95658.02158.03657.94257.88157.86157.91357.94657.94457.79257.86758.33658.2858.48957.47557.59957.49957.59357.69857.63857.73657.79957.83957.71557.79857.7357.69357.589NA55.133NANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▂▂▁▁▁▁▁▁▂▂▂▂▂▂▂▃▃▃▃▃▃▃▄▄▅▅▅▄▄▅▅▅▅▅▆▆▆▇▇██1.9372.0241.411.4621.5411.6351.7281.8221.9152.0082.1022.262.4282.5962.7642.9322.832.9773.1243.2713.4183.5923.7783.9694.9325.1945.4564.2094.4194.634.845.055.2745.5285.7946.0636.3356.6857.0737.467.848NA8.638NANA
us-gaap:FiniteLivedIntangibleAssetsNet NANA0.219NANANA0.537NANANA0.911NANANA1.573NANANA1.933NANANA2.587NANANA4.265NANANA3.649NANANA4.603NANANA5.882NANANANANANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass us-gaap:CustomerRelationshipsNANA0.088NANANA0.184NANANA0.316NANANA0.736NANANA1.167NANANA1.597NANANA2.92NANANA3.165NANANA3.812NANANA4.724NANANANANANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass us-gaap:TechnologyBasedIntangibleAssetsNANA0.131NANANA0.353NANANA0.595NANANA0.837NANANA0.766NANANA0.925NANANA1.084NANANANANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseRightOfUseAsset ▁▂▂▂▂▃▄▆▇█1.1341.3121.3081.2131.3121.461.6281.8051.9852.14NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ██▇▆▆▆▆▅▅▅▅▅▆▅▅▅▂▂▂▂▂▂▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁3.3823.3273.0572.5212.4652.5242.5031.8671.952.0632.0522.0922.2222.1191.9131.8610.6830.6850.7680.5410.5510.3890.2930.4120.2660.2030.2340.2340.1960.1480.1910.2180.2330.1770.1450.1690.1960.1250.1230.2840.212NA0.176NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AccountsPayableCurrent ▁▅▅▃▅▃▆▄▆█▃▄▇▃▃▂▄▄▄▃▃█▃▆▇▃▄▂▄▃▃▄▆▇▁▂▄▅▄▇▄0.3381.0271.0950.7250.9570.6551.2790.7771.1861.530.6130.8391.3620.7240.5930.5480.8830.8170.7650.7050.7321.5720.6141.2211.3580.7210.830.5410.9230.6740.6540.8181.1461.2980.2910.5030.771.0750.7831.3160.87NA0.956NANA
us-gaap:AccruedIncomeTaxesCurrent ▁█0.5121.037NANA0.308NA0.3660.0140.0431.7630.6360.070.0970.865NA1.862NA3.5630.6620.079NANA0.701NANANA0.110.1120.108NA0.092NANANANANANA0.1530.145NANANANANANA
us-gaap:AccruedLiabilitiesCurrent ▇▄▄▃▄▆▅▅▃▃▄▄▂▄▄▄▃▃▄▄▃▃▃█▇██▃▃▃▃▃▂▃▂▃▂▂▁▁▁4.6213.1293.1842.6162.9254.2923.4083.5042.8132.5712.8343.2662.2613.1162.8823.1222.732.6583.0693.1312.7222.7162.7065.1494.8064.95.0472.7982.5422.7682.4622.4882.2512.552.2652.8021.9551.8341.5191.6481.517NA2.916NANA
us-gaap:ContractWithCustomerLiabilityCurrent ▃▅▁▄▂█▃█▄▆▂16.84817.61415.58517.32816.27519.11116.35419.13316.98818.24116.244NANANA16.878NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DividendsPayableCurrent 3.053NANANANA5.2785.2394.7354.7274.72417.1134.2094.2064.2234.2224.2184.2184.2184.2133.3723.3713.36918.44NANANA2.512NANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent ▆▅▃▄▄▆▅▅▅▆█▅▄▃▄▄▃▄▃▃▃▄▇▃▃▂▂▂▁▁▁▂▁▅▄▅▁▁▁▂▂39.97936.93831.68132.07332.26839.87938.15538.31237.07639.23847.10935.43732.91729.48432.3134.16730.85134.35131.51431.13129.2732.51844.17131.58429.28227.59427.92626.98725.28723.93823.6926.12724.74235.74835.29837.68725.27224.41724.39926.65627.147NA26.15NANA
us-gaap:NotesPayableCurrent ▅▅▄▄▄█▆▅▃▂▂▁▁4.1684.1134.0614.0083.9664.6314.3784.1333.893.7143.6673.6233.575NA1.0671.6932.1072.4992.6832.462.4412.4222.4022.3832.3642.3462.3282.312.291NA2.256NANANA-12.436NANANA-1.861NANANANANANA
 us-gaap:OperatingLeaseLiabilityCurrent us-gaap:BalanceSheetLocation us-gaap:OtherCurrentLiabilitiesNANA0.461NANA0.4760.524NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesCurrent ██▇▇▆▆▆▅▅▅▁1.3911.4351.2961.2411.0070.9991.0450.8240.8940.9280.204NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:LongTermDebt ▁▂▂▃▄▄▅▅▆▆▇▇█28.69129.70430.71331.70632.68133.32134.28135.22936.15937.07937.96638.89739.781NA1.0671.6932.1072.7243.543.9454.5485.1465.7396.3286.9127.4928.0688.6389.2039.76510.32410.87611.60612.1112.43613.07613.55NA14.486NANANANANANA
us-gaap:LongTermDebtNoncurrent NA25.49426.54727.58328.62728.59329.79530.97732.13933.22334.17635.10936.029NANANANANA0.857NANANA3.337NANANA5.74NANANA8.068NANANANANANANANANANANANANANA
 us-gaap:LongTermDebtNoncurrent us-gaap:LongtermDebtType nrc:TermLoan24.434NA26.547NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet ▃▃▁▁██▃7.4097.4057.2657.2657.7277.7047.399NANANA6.276NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ████▆▅▅▅▅▆▃▃▃▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁3.6623.7913.6153.5962.5852.3822.4442.1752.3252.8371.3881.4331.3140.9750.9350.8740.8380.6360.5860.5590.5460.4380.5710.5220.540.5350.5410.4120.431NA0.3010.1380.1680.1980.2250.2530.280.30.3250.3050.28NA0.326NANA
 us-gaap:OperatingLeaseLiabilityNoncurrent us-gaap:BalanceSheetLocation us-gaap:OtherNoncurrentLiabilitiesNANA0.896NANA1.0141.139NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA0.322NANA0.4490.453NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA0.319NANA0.2220.226NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA0.203NANA0.2420.246NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA0.118NANA0.2030.203NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:StockholdersEquity ▆▆▅▄▃▃▂▂▂▁▁▂▂██▇▇▇▇▇▇▆▆▇▇▇▇76.36573.2564.31556.72945.57437.29732.89228.97525.96722.73919.08330.13926.81795.36490.04188.84487.8385.57282.80681.22579.65876.1774.22286.5989.69587.84387.748NANANA71.755NANANA56.742NANANA55.554NANANA48.584NANA
us-gaap:CommonStockValue █████▁▁▁▁▁▁▁▁0.0310.0310.0310.0310.0310.030.030.030.030.030.030.030.03NA0.026NANANANANANANANANANANANANANANANANANA0.0080.0080.0080.0080.0080.0080.0080.008NA0.008NANA
us-gaap:AdditionalPaidInCapitalCommonStock ██████▇▇▇▇▇▇▇▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁172.844172.642171.785170.052167.808165.631162.154160.524158.691158.247157.312156.384155.61452.21651.02550.12149.6248.78746.72546.34545.64543.51944.10343.33545.74545.3744.86444.12743.85943.61442.19241.298NA40.83239.51435.8834.2833.41431.0830.6330.059NA28.97NANA
us-gaap:RetainedEarningsAccumulatedDeficit ▃▃▃▂▂▂▁▁▁▁▁▁▁███████▇▇▇█████▇▇▇▇-49.304-52.143-61.375-69.587-79.165-86.88-93.357-96.817-100.201-102.867-106.339-97.027-99.8183.39277.57475.27875.34373.8171.50769.99568.63867.11865.31377.82676.19774.64973.68672.09967.54763.49558.04254.275NA47.02844.753.06151.25849.08246.99545.3444.172NA41.343NANA
us-gaap:TreasuryStockValue █████▇▇▇▇▇▇▆▆▇▇▇▇▇▇▇▇▇▇▇▇▁▇▇▇▇▇▇▇▇▆▆▆▆▆▆▆44.93744.93743.72741.14440.22838.15133.72632.3230.25730.1229.00427.19526.68438.22536.95335.05735.03634.54732.8332.8332.53832.37632.22932.03130.735-30.37830.05829.71629.71629.71628.8128.8128.8128.8128.60426.14725.33125.21423.43623.26522.989NA22.845NANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue NANANA0.2740.1410.332NA0.3080.3070.3020.2590.260.5410.454NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapitalNANANA0.2740.1410.332NA0.3080.3070.3020.2590.260.5410.454NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▆▇█▅▄▃▆▆▄▄▇▄▅▄▃▅▁▄▄▃▄▂▄▃▄▁▃▅▃▃▂▅▂▂▃▃▃▁▂▃▂▂▁▂11.15814.40816.21710.5168.385.52311.94312.8688.8067.313.9127.54510.1638.2286.61110.862.4778.1438.8246.7947.1914.0347.115.5437.6551.5785.5819.2426.2115.1633.9779.3692.8683.1015.5385.7935.722.0814.1186.1054.3823.8762.2493.2NA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▆▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇█▇▇▇▆▇▇▇▇▇▇▇▇▇▇▇▇▇▆▇▇▁-1.567-4.238-1.549-0.748-0.837-0.59-1.227-1.149-1.146-1.134-1.113-2.085-1.475-1.298-1.221-2.507-0.965-1.425-0.684-0.849-1.133-1.0840.881-0.575-0.875-0.757-3.623-0.675-0.82-0.605-0.627-0.595-0.55-0.416-0.458-0.606-0.651-0.633-0.537-1.085-2.981-2.324-0.442-15.778NA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▆▆▆▇▆▆▆▆▆▄▆▆▁▆▆▆▆▆▆▆▆▄▆▆▆▆▇▇▇▇▇▇▇▆▅▆▆▆▆▆▇▆▆█-4.191-1.429-1.921-0.02-6.026-7.536-5.771-7.257-6.498-16.82-6.304-5.135-37.207-5.851-6.434-4.66-4.861-5.161-3.798-4.057-4.321-20.326-3.033-7.29-3.411-3.135-0.558-0.623-0.5890.040.064-0.757-0.531-1.6-11.773-1.52-1.639-1.755-1.757-3.041-0.237-1.851-1.5538.47NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▅▆█▇▃▁▅▄5.4458.76412.8359.8981.936-3.4965.1594.338NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:DeferredIncomeTaxExpenseBenefit ▅▅▅▃▅▆▅▇▇▅▃██▆▁▄▅▆▅▅▅█▁▅▃▄▅▄▄▅▄▅▅▅▅▄▂▆▅▆▅█▇▄0.00.140.0-0.462-0.020.3480.180.4470.497-0.025-0.2990.7790.6680.328-0.868-0.202-0.0290.415-0.040.0170.1510.737-0.817-0.033-0.448-0.0630.188-0.092-0.0850.096-0.1450.1090.0390.013-0.008-0.06-0.6280.2750.1580.3750.0860.6780.593-0.052NA
us-gaap:IncreaseDecreaseInAccountsPayable ▃▄▇▄▆▃▇▄▄█▄▄▇▅▅▄▅▆▅▅▄▇▃▄▇▄▆▄▆▅▄▄▅█▄▄▅▅▃▇▆▄▄▁-0.453-0.2640.434-0.3430.285-0.6230.578-0.363-0.3750.807-0.186-0.3340.4240.0570.12-0.330.0150.207-0.088-0.001-0.3950.469-0.471-0.2590.647-0.1410.21-0.3480.2580.043-0.181-0.2880.0010.799-0.219-0.292-0.0920.087-0.4660.4370.252-0.171-0.261-1.073NA
us-gaap:IncreaseDecreaseInAccountsReceivable ▄▅▂▃▆█▂▅▄▇▂█▂▄▄▅▄▆▃▆▃▇▃▆▄▇▃▄▄▅▄▃▅▆▃▅▄▆▅▄▁▇▅▄-0.1690.209-3.559-2.5522.4965.886-3.6540.255-0.8463.934-4.6085.796-3.56-0.395-0.1110.357-0.432.647-3.1532.972-2.9424.167-3.3242.834-1.5713.838-2.873-0.441-0.6751.075-0.26-3.2580.2512.297-2.0051.009-0.4652.341.144-0.808-6.1083.7080.595-0.398NA
us-gaap:NetCashProvidedByUsedInOperatingActivities ▆▇█▅▄▃▆▆▄▄▇▄▅▄▃▅▁▄▄▃▄▂▄▃▄▁▃▅▃▃▂▅▂▂▃▃▃▁▂▃▂▂▁▂11.15814.40816.21710.5168.385.52311.94312.8688.8067.313.9127.54510.1638.2286.61110.862.4778.1438.8246.7947.1914.0347.115.5437.6551.5785.5819.2426.2115.1633.9779.3692.8683.1015.5385.7935.722.0814.1186.1054.3823.8762.2493.2NA
us-gaap:ProfitLoss ▄▄▃▅▂█▄▃▂▃▂▁▂▁8.9449.2328.2129.5787.71511.7558.6988.1197.3938.1967.8016.9927.9487.306NANANANANANANANANANANANANA4.5524.0515.4533.7673.8133.4344.473.7033.5773.9393.8493.1322.6472.3293.4561.5682.1421.66
us-gaap:ShareBasedCompensation ▄▂▁▅▄▆▅▅▅▅▅▅█▇█▇▆▇▆▇██▇▆▆▄▆▅▅▁▅▅▅▄▄▃▂▃▄▃▅▄▄▄0.203-0.054-0.0670.2740.1410.3320.3070.3080.3070.3020.260.2590.540.4550.5720.4810.3420.450.3810.4670.5450.5360.4580.3720.3690.1840.3440.2680.242-0.1120.2490.2490.2390.2180.2090.0970.030.0520.2250.040.2780.220.2130.198NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▆▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇█▇▇▇▆▇▇▇▇▇▇▇▇▇▇▇▇▇▆▇▇▁-1.567-4.238-1.549-0.748-0.837-0.59-1.227-1.149-1.146-1.134-1.113-2.085-1.475-1.298-1.221-2.507-0.965-1.425-0.684-0.849-1.133-1.0840.881-0.575-0.875-0.757-3.623-0.675-0.82-0.605-0.627-0.595-0.55-0.416-0.458-0.606-0.651-0.633-0.537-1.085-2.981-2.324-0.442-15.778NA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▆▄▆▄▃▂▄▄▄▄▄█▅▅▄▃▃▅▃▃▄▄▂▂▃▃▁▂▃▂▂▂▂▁▁▂▂▂▂▃▂▃▁▁1.5671.2381.5491.0080.8370.591.2271.1491.1461.1341.1132.0851.4751.2981.2210.9570.9651.4250.9070.8491.1331.0840.7320.5750.8750.7570.3920.6750.820.6050.6270.5950.550.4160.4580.6060.6510.6330.5360.9690.5470.760.4420.509NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInFinancingActivities ▆▆▆▇▆▆▆▆▆▄▆▆▁▆▆▆▆▆▆▆▆▄▆▆▆▆▇▇▇▇▇▇▇▆▅▆▆▆▆▆▇▆▆█-4.191-1.429-1.921-0.02-6.026-7.536-5.771-7.257-6.498-16.82-6.304-5.135-37.207-5.851-6.434-4.66-4.861-5.161-3.798-4.057-4.321-20.326-3.033-7.29-3.411-3.135-0.558-0.623-0.5890.040.064-0.757-0.531-1.6-11.773-1.52-1.639-1.755-1.757-3.041-0.237-1.851-1.5538.47NA
us-gaap:PaymentsOfDividendsCommonStock NANA0.00.05.2785.2394.7354.7274.72517.1124.2094.2054.2244.2214.2184.2184.2184.2133.3723.3713.36918.442.5092.5162.5182.511NANANANA0.00.00.02.14212.0641.7741.7631.7621.4771.4791.4791.4771.2671.265NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value31000.031000.031000.031000.031000.030000.030000.030000.030000.030000.030000.030000.030000.026000.08000.08000.08000.08000.08000.08000.08000.08000.08000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value25252525252525257.0216.9616.9436.9076.856.8556.8096.7276.732
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value25252525242424246.896.7916.7516.7196.6796.6656.6546.6326.634
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value9.0189.2888.4369.8278.176108.9317.9737.6488.5616.9387.2727.6656.8926.414.7526.1336.6395.4144.5314.5636.0475.5023.1114.3492.4263.5573.9624.5135.0483.3234.0543.054.2353.9963.6714.0593.2422.152.2893.681
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.826.20.029.426.231.40.024.624.327.20.024.227.422.20.016.421.621.90.016.817.521.70.012.317.89.20.016.718.819.40.018.113.617.018.717.818.10.011.612.518.6

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value242324212122202221202120
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax66.466.10.065.770.266.90.068.567.766.00.069.5

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value11119.874118.55711119.8099.4859.869.548.3837.8198.9678.6597.1738.4719.989.0057.309
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.732.70.034.827.533.60.030.230.231.30.027.927.928.90.024.829.833.00.027.0

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value2.952.381.6622.0880.842-0.3852.6671.692.0921.6641.7391.391-0.1291.6612.1423.022.7193.4593.282.582.4782.8332.842.3462.2612.3022.2772.5552.2152.892.1772.1352.0292.6631.9711.9151.1722.0811.721.471.3582.0480.591.1910.956
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.16.70.06.22.7-1.10.05.26.75.30.04.6-0.55.40.010.49.611.40.09.59.510.20.09.39.28.80.010.89.211.10.09.59.110.70.09.05.79.30.07.97.410.30.07.46.8

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value3.3910.0410.1834.7730.1910.071.3391.2034.2570.1470.6180.3141.5930.115.0780.217.4170.1222.709
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.30.10.014.30.60.20.03.713.60.50.01.05.70.40.00.726.10.40.0

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value423000.0432000.0447000.0451000.0450000.0465000.0478000.0510000.0533000.0570000.0523000.0544000.0439000.08000.014000.018000.023000.027000.032000.038000.036000.085000.048000.052000.057000.063000.069000.076000.078000.081000.088000.091000.0101000.0117000.0125000.0134000.0140000.0142000.0149000.0155000.0156000.0169000.0163000.0137000.093000.0
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.21.20.01.31.41.40.01.61.71.80.01.81.60.00.00.10.10.10.00.10.10.30.00.20.20.20.00.30.30.30.00.40.50.50.00.60.70.60.00.80.90.90.00.90.7

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value398000.0403000.0420000.0431000.0439000.0445000.0456000.0492000.0546000.0520000.0515000.0511000.0248000.08000.011000.021000.020000.024000.040000.0
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.11.10.01.31.41.30.01.51.71.70.01.70.90.00.00.10.10.10.0

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value8.9399.2269.5617.7118.0927.3688.168
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.526.028.624.734.624.923.525.9

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


Nonoperating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-345000.0-408000.0-313000.0-355000.0-718000.0176000.0-597000.0-411000.0-664000.0-844000.0145000.0-783000.063000.09000.0-2000.051000.019000.0-4000.0171000.0-30000.018000.01061000.0-63000.0-39000.0-47000.0-42000.0-52000.0-52000.0-57000.0-82000.0-81000.0-71000.0-84000.0-100000.0-155000.0-105000.0-152000.0-158000.0-77000.0-144000.0-196000.0-201000.0-160000.0-42000.0
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.9-1.20.0-1.1-2.30.50.0-1.3-2.1-2.70.0-2.60.20.00.00.20.1-0.00.0-0.10.10.0-0.2-0.2-0.20.0-0.2-0.2-0.20.0-0.4-0.3-0.30.0-0.7-0.5-0.70.0-0.4-0.8-1.00.0-1.0-0.3

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value121210129.27511111010109.3959.1667.7568.9588.6617.1228.4529.9848.8347.3397.0188.0067.7066.5486.3645.8296.4187.1596.3188.46.0266.0295.5347.2175.7745.6475.2166.0825.014.1943.8315.72.3593.4932.658
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax33.633.90.035.929.833.10.031.532.334.00.030.527.728.90.024.629.733.00.027.126.928.70.025.926.022.20.030.226.332.30.026.924.829.00.026.425.327.10.022.620.928.80.021.818.8

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value75000.021000.0131000.094000.0-270000.0630000.0-132000.089000.0-139000.0-280000.0663000.0-242000.0493000.0-28000.0-26000.040000.027000.09000.0190000.0-4000.043000.074000.01095000.0-25000.02000.0-1000.02000.02000.07000.07000.0-12000.0-4000.018000.014000.013000.0-29000.029000.0-15000.0-14000.074000.09000.0-29000.0-39000.0-24000.049000.0
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.10.00.3-0.91.90.00.3-0.4-0.90.0-0.81.8-0.10.00.10.10.00.0-0.00.20.30.0-0.10.0-0.00.00.00.00.00.0-0.00.10.10.0-0.10.1-0.10.00.40.0-0.10.0-0.10.3

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value8.9449.2328.2129.5787.715118.6988.1197.3938.1967.8016.9927.9487.3064.5524.0515.4533.7673.8133.4344.473.7033.5773.9393.8493.1322.6472.3293.4561.5682.1421.66
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.626.00.028.624.834.70.025.023.526.00.023.328.423.619.216.920.90.017.015.417.90.016.719.117.20.014.312.717.50.013.411.7

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value8.9449.2329.5787.715118.1197.3938.1966.9927.9487.306
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.626.028.624.834.725.023.526.023.328.423.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value363534333133323231313030283129282830282726272625242625232426222222242121202219181819151614
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

nrc:FixedNonSubscriptionServices, us-gaap:TransferredOverTime


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.5470.5791.1670.460.1580.5170.6831.0430.5060.5340.3880.9960.4871.291
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.51.63.41.40.51.52.13.21.61.71.33.31.74.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.51.63.41.40.51.52.13.21.61.71.33.31.74.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax nrc:FixedNonSubscriptionServices us-gaap:TransferredOverTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nrc:SubscriptionServices, us-gaap:TransferredOverTime


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3433323029302928272727262525
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax93.993.293.291.794.989.891.688.288.988.788.187.791.683.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax93.993.293.291.794.989.891.688.288.988.788.187.791.683.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax nrc:SubscriptionServices us-gaap:TransferredOverTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nrc:UnitPriceServices, us-gaap:TransferredOverTime


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1.11.5080.7331.1351.2451.8261.311.1871.3652.0331.1531.9051.722.192
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.04.32.13.44.05.44.03.74.36.53.86.36.17.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.04.32.13.44.05.44.03.74.36.53.86.36.17.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax nrc:UnitPriceServices us-gaap:TransferredOverTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Service, us-gaap:TransferredAtPointInTime


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.5630.3230.4761.170.1911.0960.7611.6061.6251.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.50.91.43.50.63.22.34.95.23.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.50.91.43.50.63.22.34.95.23.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Service us-gaap:TransferredAtPointInTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value363534333133323231313030283129282830282726272625242625232426222222242121202219181819151614
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value109.528.8877.9538.8528.7498.2418.7068.3197.7077.8857.6797.947.8677.6658.436.9056.6866.6197.1397.277.3576.2946.626.6367.6276.8645.8055.9846.3666.3056.0196.3916.4936.0015.8215.5696.1515.6495.5725.996.095.9375.254.545
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.526.825.623.828.425.825.326.826.524.525.725.628.325.425.629.124.322.123.326.427.826.423.926.227.129.027.324.524.924.527.526.928.626.127.327.227.027.529.630.032.730.837.432.832.1

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value15114613312711611511010710410410810810213012712812412612011911611812912913112812912712111611010910410310010910510310010010095
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:StatementGeographical

country:CA


Assetsus-gaap:
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value5.1048.711515141516175.784161412131312
Percentage of Assets3.86.813.413.613.714.815.715.95.613.011.99.710.611.712.4
Percentage of Assets3.86.813.413.613.714.815.715.95.613.011.99.710.611.712.4
Percentage of Assets country:CA100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

country:US


Assetsus-gaap:
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value1281181019592889191971101061161159887
Percentage of Assets96.293.286.686.486.385.284.384.194.487.088.190.389.488.487.6
Percentage of Assets96.293.286.686.486.385.284.384.194.487.088.190.389.488.487.6
Percentage of Assets country:US100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value757369707178777878818878763537393640373836425442414041403938394241434345444445474747
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets49.750.151.855.461.067.870.373.175.178.382.372.373.927.229.331.029.532.131.431.931.635.742.533.131.631.632.232.132.733.535.438.639.742.143.341.542.243.544.847.047.649.3

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value15114613312711611511010710410410810810213012712812412612011911611812912913112812912712111611010910410310010910510310010010095
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value767364564537322825221930269590888785828179767486898787715655484438
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets50.349.948.244.639.032.229.726.924.921.717.727.726.172.870.769.070.567.968.668.168.464.357.566.968.468.467.864.656.755.250.70.00.0

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

us-gaap:CommonClassA, us-gaap:CommonStock


Stockholders
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value0.0310.030.030.030.030.0260.0260.0260.0260.0250.0250.0250.0240.024
Percentage of StockholdersEquity0.00.10.20.10.10.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-2.269-2.343-2.399-2.623-2.872-3.333-2.209-2.442-2.296-2.551-2.916-2.053-2.333-2.049-1.635-2.626-2.995-0.7730.3021.1240.9071.1080.769-0.006
Percentage of StockholdersEquity-3.0-3.2-3.7-4.6-6.3-8.9-6.7-8.4-8.8-11.2-15.3-6.8-8.7-2.1-1.8-3.2-4.0-0.90.42.01.62.31.7-0.0
Percentage of Assets-1.5-1.6-1.8-2.1-2.5-2.9-2.0-2.3-2.2-2.4-2.7-1.9-2.3-1.6-1.3-2.2-2.3-0.60.31.10.91.20.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value1721721711701671651621601581581571561555251464444423931282727
Percentage of StockholdersEquity226.3235.7267.1299.8368.2444.1493.0554.0611.1695.9824.4518.9580.354.856.756.459.451.158.869.655.959.663.170.5
Percentage of Assets113.8117.5128.8133.6143.7143.0146.5149.1152.2151.3145.6143.8151.339.940.138.734.234.638.039.530.930.20.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-06-302017-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value0.0310.0310.0310.0310.0310.030.030.030.030.030.030.030.0260.0080.0080.0080.0080.008
Percentage of StockholdersEquity0.00.00.00.10.10.10.10.10.10.10.20.10.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-49.304-52.143-61.375-69.587-79.165-86.88-93.357-96.817-100.201-102.867-106.339-97.027-99.818377716573584446413733
Percentage of StockholdersEquity-64.6-71.2-95.4-122.7-173.7-232.9-283.8-334.1-385.9-452.4-557.2-321.9-372.287.486.286.488.084.080.978.884.685.185.887.3
Percentage of Assets-32.5-35.5-46.0-54.7-67.8-75.0-84.3-89.9-96.1-98.4-98.4-89.2-97.063.760.959.350.656.952.344.746.743.20.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-44.937-44.937-43.727-41.144-40.228-38.151-33.726-32.32-30.257-30.12-29.004-27.195-26.684-38.225-36.953-32.83-32.229-30.058-28.81-28.604-23.436-22.845-22.382-22.298
Percentage of StockholdersEquity-58.8-61.3-68.0-72.5-88.3-102.3-102.5-111.5-116.5-132.5-152.0-90.2-99.5-40.1-41.0-39.6-43.4-34.3-40.2-50.4-42.2-47.0-50.7-57.8
Percentage of Assets-29.6-30.6-32.8-32.3-34.4-32.9-30.5-30.0-29.0-28.8-26.8-25.0-25.9-29.2-29.0-27.2-25.0-23.2-26.0-28.6-23.3-23.90.00.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value676254473634292622222828235252535052474542445656555353534742363429272332282522212017
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets44.542.440.637.231.430.226.324.721.921.926.326.523.039.941.041.840.941.639.038.536.737.943.543.342.641.441.141.939.036.432.931.828.326.923.829.726.724.422.021.420.818.1

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value484334211110138.3584.022.641127.2736.69835343531343328272542374037403931262218109.2348.28615117.8728.0826.2234.4643.3163.5193.1957.2362.5121.109
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets32.229.626.017.210.28.612.27.83.92.512.06.76.527.127.327.825.427.527.424.223.321.432.629.030.928.830.930.725.922.719.917.210.38.98.313.710.67.68.06.24.50.03.70.00.00.00.0

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value141413171917111515151116101413131313101411149.8081210118.11610111211111414121413131112119.172
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.39.710.413.717.015.010.514.214.515.211.015.210.410.910.510.610.510.79.011.89.511.97.610.07.89.26.38.69.410.49.910.413.813.912.113.012.413.111.112.211.69.6

Other Assets Current

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value805000.0943000.01619000.01901000.01763000.01556000.01894000.0348000.0448000.0521000.0224000.0278000.0125000.096000.035000.065000.023000.011000.035000.081000.0126000.045000.034000.0287000.0305000.0234000.0994000.0318000.0347000.0309000.0429000.0417000.0342000.0379000.0504000.0398000.0
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.50.61.21.51.51.31.70.30.40.50.20.30.10.10.00.10.00.00.00.10.10.00.00.20.20.20.80.30.30.30.40.40.30.40.50.4

Noncurrent Assets

us-gaap:NoncurrentAssets

us-gaap:NoncurrentAssets


Noncurrent
Period End2020-12-312020-09-302020-06-302019-12-312018-12-312013-12-312012-12-312011-12-31
Value7979808179747678
Percentage of NoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets59.462.868.673.773.767.176.278.0

us-gaap:NoncurrentAssets us-gaap:StatementGeographical

country:CA


Noncurrent
Period End2020-12-312020-09-302020-06-302019-12-312018-12-31
Value1.8632.4992.4632.6222.291
Percentage of NoncurrentAssets2.33.13.13.22.9
Percentage of Assets1.42.02.12.42.1
Percentage of Assets country:CA36.528.715.717.513.5

country:US


Noncurrent
Period End2020-12-312020-09-302020-06-302019-12-312018-12-31
Value7777777877
Percentage of NoncurrentAssets97.796.996.996.897.1
Percentage of Assets58.060.866.571.371.6
Percentage of Assets country:US60.465.376.882.584.9

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value4544424543424248474544454341404140393737373534343534343434323232323131313029
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets29.830.032.035.537.236.638.044.845.243.941.441.542.031.631.632.032.331.131.431.731.830.426.826.527.227.026.827.227.928.329.129.830.630.531.228.428.829.0

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

nrc:AssetsHeldUnderFinanceLeases


Property
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.8831.521.521.871.9331.7981.773
Percentage of PropertyPlantAndEquipmentGross4.43.63.63.94.13.94.0
Percentage of Assets1.41.31.41.71.91.71.6
Percentage of Assets nrc:AssetsHeldUnderFinanceLeases0.00.00.00.00.00.00.0

nrc:ComputerEquipmentHeldUnderFinanceLeases


Property
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.6620.5110.5110.5510.5120.5120.487
Percentage of PropertyPlantAndEquipmentGross1.61.21.21.11.11.11.1
Percentage of Assets0.50.40.50.50.50.50.5
Percentage of Assets nrc:ComputerEquipmentHeldUnderFinanceLeases0.00.00.00.00.00.00.0

nrc:ComputerSoftwareHeldUnderFinanceLeases


Property
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.2070.2070.2070.2240.2240.2240.224
Percentage of PropertyPlantAndEquipmentGross0.50.50.50.50.50.50.5
Percentage of Assets0.20.20.20.20.20.20.2
Percentage of Assets nrc:ComputerSoftwareHeldUnderFinanceLeases0.00.00.00.00.00.00.0

nrc:FurnitureAndEquipmentHeldUnderFinanceLeases


Property
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.0140.8020.8021.0951.1971.0621.062
Percentage of PropertyPlantAndEquipmentGross2.41.91.92.32.52.32.4
Percentage of Assets0.80.70.71.01.11.01.0
Percentage of Assets nrc:FurnitureAndEquipmentHeldUnderFinanceLeases0.00.00.00.00.00.00.0

us-gaap:BuildingAndBuildingImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value7.5159.3499.3499.3869.386
Percentage of PropertyPlantAndEquipmentGross17.622.220.923.324.8
Percentage of Assets5.68.48.77.47.8
Percentage of Assets us-gaap:BuildingAndBuildingImprovements0.00.00.00.00.0

us-gaap:ComputerEquipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2.6382.7062.92.7212.75
Percentage of PropertyPlantAndEquipmentGross6.26.46.56.87.3
Percentage of Assets2.02.42.72.12.3
Percentage of Assets us-gaap:ComputerEquipment0.00.00.00.00.0

us-gaap:FurnitureAndFixtures


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value4.8085.0255.3215.0644.737
Percentage of PropertyPlantAndEquipmentGross11.311.911.912.612.5
Percentage of Assets3.64.54.94.03.9
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.00.0

us-gaap:LeaseholdImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-31
Value0.2320.0410.0410.041
Percentage of PropertyPlantAndEquipmentGross0.50.10.10.1
Percentage of Assets0.20.00.00.0
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.0

us-gaap:SoftwareAndSoftwareDevelopmentCosts


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2724262220
Percentage of PropertyPlantAndEquipmentGross63.458.359.756.154.3
Percentage of Assets20.322.224.717.717.1
Percentage of Assets us-gaap:SoftwareAndSoftwareDevelopmentCosts0.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value3332303231292834333130302928272928272626252423232323222221212020201918181715
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets22.222.223.225.826.625.725.832.131.930.528.328.429.122.121.922.622.521.521.621.921.620.518.217.918.218.017.417.817.918.218.418.919.118.718.716.616.415.5

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment us-gaap:PropertyPlantAndEquipmentByType

nrc:AssetsHeldUnderFinanceLeases


Accumulated
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.6050.7950.7340.9590.9590.9010.839
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment2.02.72.62.82.92.82.7
Percentage of Assets0.50.70.70.90.90.90.8
Percentage of Assets nrc:AssetsHeldUnderFinanceLeases0.00.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value111111121212131313131414131212121212111111111111111112111211111212121212131313131314
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.67.98.89.610.610.912.212.713.313.413.113.112.99.59.79.49.79.69.89.810.29.88.68.69.09.09.49.410.010.110.711.011.511.812.511.812.413.113.513.813.815.1

us-gaap:PropertyPlantAndEquipmentNet us-gaap:PropertyPlantAndEquipmentByType

nrc:AssetsHeldUnderFinanceLeases


Property
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.2780.7250.7860.9110.9740.8970.934
Percentage of PropertyPlantAndEquipmentNet10.95.75.86.77.06.46.6
Percentage of Assets1.00.60.70.80.90.90.9
Percentage of Assets nrc:AssetsHeldUnderFinanceLeases0.00.00.00.00.00.00.0

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value616157575757575757575757575758585757575757575757585858575757575757575757575757575755
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets40.641.942.945.549.549.852.353.855.555.353.553.356.344.245.645.146.545.948.048.549.749.044.844.744.545.445.245.247.349.551.952.554.955.857.852.954.755.957.357.157.457.6

us-gaap:Goodwill us-gaap:BusinessAcquisition

nrc:PatientWisdomInc


Goodwillus-gaap:
Period End2021-01-04
Value4.34
Percentage of Goodwill0.0
Percentage of Assets0.0
Percentage of Assets nrc:PatientWisdomInc0.0

us-gaap:Goodwill us-gaap:ConsolidatedEntities

nrc:CanadianSubsidiary


Goodwillus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-31
Value1.62.32.32.02.3
Percentage of Goodwill2.84.04.03.54.0
Percentage of Assets1.21.82.01.72.1
Percentage of Assets nrc:CanadianSubsidiary0.00.00.00.00.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1937000.02024000.01410000.01462000.01541000.01635000.01728000.01822000.01915000.02008000.02102000.02260000.02428000.02596000.02764000.02932000.02830000.02977000.03124000.03271000.03418000.03592000.03778000.03969000.04932000.05194000.05456000.04209000.04419000.04630000.04840000.05050000.05274000.05528000.05794000.06063000.06335000.06685000.07073000.07460000.07848000.08638000.0
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.41.11.11.31.41.61.71.81.91.92.12.42.02.22.32.32.42.62.72.93.02.93.13.84.04.23.33.64.04.44.65.05.35.85.56.06.57.07.47.89.0

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value219000.0537000.0911000.01573000.01933000.02587000.04265000.03649000.04603000.05882000.0
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.50.81.21.62.03.33.34.65.8

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value88000.0184000.0316000.0736000.01167000.01597000.02920000.03165000.03812000.04724000.0
Percentage of FiniteLivedIntangibleAssetsNet40.234.334.746.860.461.768.586.782.880.3
Percentage of Assets0.10.20.30.61.01.22.32.93.84.7
Percentage of Assets us-gaap:CustomerRelationships0.00.00.00.00.00.00.00.00.00.0

us-gaap:TechnologyBasedIntangibleAssets


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value131000.0353000.0595000.0837000.0766000.0925000.01084000.0
Percentage of FiniteLivedIntangibleAssetsNet59.865.765.353.239.635.825.4
Percentage of Assets0.10.30.60.70.60.70.8
Percentage of Assets us-gaap:TechnologyBasedIntangibleAssets0.00.00.00.00.00.00.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value1134000.01312000.01308000.01213000.01312000.01460000.01628000.01805000.01985000.02140000.02308000.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.91.01.01.11.31.51.71.92.00.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3382000.03327000.03057000.02521000.02465000.02524000.02503000.01867000.01950000.02063000.02052000.02092000.02222000.02119000.01913000.01861000.0683000.0685000.0768000.0541000.0551000.0389000.0293000.0412000.0266000.0203000.0234000.0234000.0196000.0148000.0191000.0218000.0233000.0177000.0145000.0169000.0196000.0125000.0123000.0284000.0212000.0176000.0
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.22.32.32.02.12.22.31.71.92.01.91.92.21.61.51.40.50.50.60.50.50.30.20.30.20.20.20.20.20.10.20.20.20.20.10.20.20.10.10.30.20.2

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value338000.01027000.01095000.0725000.0957000.0655000.01279000.0777000.01186000.01530000.0613000.0839000.01362000.0724000.0593000.0548000.0883000.0817000.0765000.0705000.0732000.01572000.0614000.01221000.01358000.0721000.0830000.0541000.0923000.0674000.0654000.0818000.01146000.01298000.0291000.0503000.0770000.01075000.0783000.01316000.0870000.0956000.0
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.70.80.60.80.61.20.71.11.50.60.81.30.60.50.40.70.60.60.60.61.30.50.91.00.60.60.40.80.60.60.71.11.30.30.50.71.00.81.30.91.0

Accrued Income Taxes Current

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:AccruedIncomeTaxesCurrent


Accrued
Period End2021-06-302021-03-312020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-03-312016-12-312016-09-302015-12-312014-12-312014-09-302014-06-302013-12-312012-03-312011-12-31
Value512000.01037000.0308000.0366000.014000.043000.01763000.0636000.070000.097000.0865000.01862000.03563000.0662000.079000.0701000.0110000.0112000.0108000.092000.0153000.0145000.0
Percentage of AccruedIncomeTaxesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.70.30.30.00.01.70.60.10.10.71.42.80.50.10.50.10.10.10.10.10.1

Accrued Liabilities Current

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value4621000.03129000.03184000.02616000.02925000.04292000.03408000.03504000.02813000.02571000.02834000.03266000.02261000.03116000.02882000.03122000.02730000.02658000.03069000.03131000.02722000.02716000.02706000.05149000.04806000.04900000.05047000.02798000.02542000.02768000.02462000.02488000.02251000.02550000.02265000.02802000.01955000.01834000.01519000.01648000.01517000.02916000.0
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.02.12.42.12.53.73.13.32.72.52.63.02.22.42.32.42.22.12.52.62.32.32.14.03.73.83.92.22.12.42.22.32.12.52.32.61.91.81.51.61.53.0

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-01-012017-12-31
Value16171517161916191618161616
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.112.011.713.613.916.514.817.816.317.415.00.013.3

Dividends Payable Current

us-gaap:DividendsPayableCurrent

us-gaap:DividendsPayableCurrent


Dividends
Period End2021-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value3.0535.2785.2394.7354.7274.724174.2094.2064.2234.2224.2184.2184.2184.2133.3723.3713.369182.512
Percentage of DividendsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.04.64.74.44.54.515.83.94.13.23.33.33.43.33.52.82.92.814.31.9

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value393631323239383837394735322932343034313129324431292727262523232624353537252424262726
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets26.325.123.725.227.634.434.535.635.637.543.632.632.022.525.426.524.827.226.126.125.127.534.224.422.321.521.621.220.720.621.323.823.634.535.334.423.923.624.226.427.127.3

Notes Payable Current

us-gaap:NotesPayableCurrent

us-gaap:NotesPayableCurrent


Notes
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312012-12-312011-12-31
Value4168000.04113000.04061000.04008000.03966000.04631000.04378000.04133000.03890000.03714000.03667000.03623000.03575000.01067000.01693000.02107000.02499000.02683000.02460000.02441000.02422000.02402000.02383000.02364000.02346000.02328000.02310000.02291000.02256000.0-12436000.0-1861000.0
Percentage of NotesPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.72.83.03.13.44.04.03.83.73.63.43.33.50.81.31.72.02.22.12.12.01.91.81.81.81.81.81.92.0-12.4-1.8

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent us-gaap:BalanceSheetLocation

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherCurrentLiabilities


Operating
Period End2020-12-312020-03-312019-12-312019-01-01
Value461000.0476000.0524000.0692000.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0
Percentage of Assets0.30.40.50.0
Percentage of Assets us-gaap:OtherCurrentLiabilities0.00.00.00.0

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1391000.01435000.01296000.01241000.01007000.0999000.01045000.0824000.0894000.0928000.0204000.0
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.91.01.01.00.90.90.90.80.90.90.2

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value282930313233343536373738391.0671.6932.1072.7243.543.9454.5485.1465.7396.3286.9127.4928.0688.6389.2039.7651010111212131314
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets18.920.223.024.928.028.831.032.734.735.535.135.838.70.81.31.72.22.93.33.94.34.44.95.35.86.26.87.68.49.39.911.111.712.411.912.814.4

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302016-12-312015-12-312014-12-312013-12-31
Value2526272828293032333435360.8573.3375.748.068
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets17.419.921.724.524.726.928.830.831.831.632.335.00.72.64.47.3

us-gaap:LongTermDebtNoncurrent us-gaap:LongtermDebtType

nrc:TermLoan


Long
Period End2021-06-302020-12-31
Value2426
Percentage of LongTermDebtNoncurrent0.0100.0
Percentage of Assets16.119.9
Percentage of Assets nrc:TermLoan0.00.0

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value7409000.07405000.07265000.07265000.07727000.07704000.07399000.06276000.0
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.95.05.45.76.66.66.75.8

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3662000.03791000.03615000.03596000.02585000.02382000.02444000.02175000.02325000.02837000.01388000.01433000.01314000.0975000.0935000.0874000.0838000.0636000.0586000.0559000.0546000.0438000.0571000.0522000.0540000.0535000.0541000.0412000.0431000.0301000.0138000.0168000.0198000.0225000.0253000.0280000.0300000.0325000.0305000.0280000.0326000.0
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.42.62.72.82.22.12.22.02.22.71.31.31.30.70.70.70.70.50.50.50.50.40.40.40.40.40.40.30.40.30.10.20.20.20.20.30.30.30.30.30.3

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent us-gaap:BalanceSheetLocation

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OtherNoncurrentLiabilities


Operating
Period End2020-12-312020-03-312019-12-312019-01-01
Value896000.01014000.01139000.01639000.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0
Percentage of Assets0.70.91.00.0
Percentage of Assets us-gaap:OtherNoncurrentLiabilities0.00.00.00.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-312020-03-312019-12-31
Value322000.0449000.0453000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0
Percentage of Assets0.20.40.4

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-312020-03-312019-12-31
Value319000.0222000.0226000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0
Percentage of Assets0.20.20.2

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-312020-03-312019-12-31
Value203000.0242000.0246000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0
Percentage of Assets0.20.20.2

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-312020-03-312019-12-31
Value118000.0203000.0203000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0100.0100.0
Percentage of Assets0.10.20.2

Operating Lease Liability

us-gaap:OperatingLeaseLiability us-gaap:BalanceSheetLocation

us-gaap:OperatingLeaseLiability

nrc:OtherCurrentLiabilitiesAndOtherNoncurrentLiabilities


Operating
Period End2020-12-312020-03-312019-12-312019-01-01
Value1357000.01490000.01663000.02331000.0
Percentage of OperatingLeaseLiability100.0100.0100.0100.0
Percentage of Assets1.01.31.50.0
Percentage of Assets nrc:OtherCurrentLiabilitiesAndOtherNoncurrentLiabilities0.00.00.00.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-312020-03-312019-12-31
Value1471000.01643000.01837000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0
Percentage of Assets1.11.41.7

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-312020-03-312019-12-31
Value114000.0153000.0174000.0
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0
Percentage of Assets0.10.10.2

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value767364564537322825221930269590888785828179767486898787715655484438
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets50.349.948.244.639.032.229.726.924.921.717.727.726.172.870.769.070.567.968.668.168.464.357.566.968.468.467.864.656.755.250.70.00.0

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

us-gaap:CommonClassA, us-gaap:CommonStock


Stockholders
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value0.0310.030.030.030.030.0260.0260.0260.0260.0250.0250.0250.0240.024
Percentage of StockholdersEquity0.00.10.20.10.10.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-2.269-2.343-2.399-2.623-2.872-3.333-2.209-2.442-2.296-2.551-2.916-2.053-2.333-2.049-1.635-2.626-2.995-0.7730.3021.1240.9071.1080.769-0.006
Percentage of StockholdersEquity-3.0-3.2-3.7-4.6-6.3-8.9-6.7-8.4-8.8-11.2-15.3-6.8-8.7-2.1-1.8-3.2-4.0-0.90.42.01.62.31.7-0.0
Percentage of Assets-1.5-1.6-1.8-2.1-2.5-2.9-2.0-2.3-2.2-2.4-2.7-1.9-2.3-1.6-1.3-2.2-2.3-0.60.31.10.91.20.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value1721721711701671651621601581581571561555251464444423931282727
Percentage of StockholdersEquity226.3235.7267.1299.8368.2444.1493.0554.0611.1695.9824.4518.9580.354.856.756.459.451.158.869.655.959.663.170.5
Percentage of Assets113.8117.5128.8133.6143.7143.0146.5149.1152.2151.3145.6143.8151.339.940.138.734.234.638.039.530.930.20.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-06-302017-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value0.0310.0310.0310.0310.0310.030.030.030.030.030.030.030.0260.0080.0080.0080.0080.008
Percentage of StockholdersEquity0.00.00.00.10.10.10.10.10.10.10.20.10.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-49.304-52.143-61.375-69.587-79.165-86.88-93.357-96.817-100.201-102.867-106.339-97.027-99.818377716573584446413733
Percentage of StockholdersEquity-64.6-71.2-95.4-122.7-173.7-232.9-283.8-334.1-385.9-452.4-557.2-321.9-372.287.486.286.488.084.080.978.884.685.185.887.3
Percentage of Assets-32.5-35.5-46.0-54.7-67.8-75.0-84.3-89.9-96.1-98.4-98.4-89.2-97.063.760.959.350.656.952.344.746.743.20.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value-44.937-44.937-43.727-41.144-40.228-38.151-33.726-32.32-30.257-30.12-29.004-27.195-26.684-38.225-36.953-32.83-32.229-30.058-28.81-28.604-23.436-22.845-22.382-22.298
Percentage of StockholdersEquity-58.8-61.3-68.0-72.5-88.3-102.3-102.5-111.5-116.5-132.5-152.0-90.2-99.5-40.1-41.0-39.6-43.4-34.3-40.2-50.4-42.2-47.0-50.7-57.8
Percentage of Assets-29.6-30.6-32.8-32.3-34.4-32.9-30.5-30.0-29.0-28.8-26.8-25.0-25.9-29.2-29.0-27.2-25.0-23.2-26.0-28.6-23.3-23.90.00.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value31000.031000.031000.031000.031000.030000.030000.030000.030000.030000.030000.030000.030000.026000.08000.08000.08000.08000.08000.08000.08000.08000.08000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value17217217117016716516216015815815715615552515049484646454344434545444443434241403935343331303028
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets113.8117.5128.8133.6143.7143.0146.5149.1152.2151.3145.6143.8151.339.940.138.939.838.738.738.839.236.834.233.534.935.334.634.736.037.538.037.639.539.532.832.532.330.930.330.030.2

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value-49.304-52.143-61.375-69.587-79.165-86.88-93.357-96.817-100.201-102.867-106.339-97.027-99.8183777575737169686765777674737267635854474453514946454441
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-32.5-35.5-46.0-54.7-67.8-75.0-84.3-89.9-96.1-98.4-98.4-89.2-97.063.760.958.560.558.659.358.758.956.750.660.158.158.156.956.755.454.652.349.445.444.748.548.547.546.744.944.043.2

Treasury Stock Value

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value44444341403833323030292726383635353432323232323230-30.37830292929282828282826252523232222
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets29.630.632.832.334.432.930.530.029.028.826.825.025.929.229.027.228.127.427.227.527.927.425.024.723.5-23.623.223.424.425.626.026.227.527.828.623.924.024.423.323.022.923.9

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value274000.0141000.0332000.0308000.0307000.0302000.0259000.0260000.0541000.0454000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value274000.0141000.0332000.0308000.0307000.0302000.0259000.0260000.0541000.0454000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value111416108.385.52311128.8067.3137.545108.2286.611102.4778.1438.8246.7947.1914.0347.115.5437.6551.5785.5819.2426.2115.1633.9779.3692.8683.1015.5385.7935.722.0814.1186.1054.3823.8762.2493.2
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax30.640.646.631.426.916.336.639.628.023.245.425.136.326.522.137.58.726.931.125.127.514.527.022.031.36.022.239.025.919.817.341.812.812.525.227.127.79.321.532.923.919.614.220.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-1567000.0-4238000.0-1549000.0-748000.0-837000.0-590000.0-1227000.0-1149000.0-1146000.0-1134000.0-1113000.0-2085000.0-1475000.0-1298000.0-1221000.0-2507000.0-965000.0-1425000.0-684000.0-849000.0-1133000.0-1084000.0881000.0-575000.0-875000.0-757000.0-3623000.0-675000.0-820000.0-605000.0-627000.0-595000.0-550000.0-416000.0-458000.0-606000.0-651000.0-633000.0-537000.0-1085000.0-2981000.0-2324000.0-442000.0-15778000.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.3-12.0-4.5-2.2-2.7-1.7-3.8-3.5-3.6-3.6-3.6-6.9-5.3-4.2-4.1-8.7-3.4-4.7-2.4-3.1-4.3-3.93.3-2.3-3.6-2.9-14.4-2.9-3.4-2.3-2.7-2.7-2.5-1.7-2.1-2.8-3.2-2.8-2.8-5.8-16.3-11.7-2.8-98.6

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-4191000.0-1429000.0-1921000.0-20000.0-6026000.0-7536000.0-5771000.0-7257000.0-6498000.0-16820000.0-6304000.0-5135000.0-37207000.0-5851000.0-6434000.0-4660000.0-4861000.0-5161000.0-3798000.0-4057000.0-4321000.0-20326000.0-3033000.0-7290000.0-3411000.0-3135000.0-558000.0-623000.0-589000.040000.064000.0-757000.0-531000.0-1600000.0-11773000.0-1520000.0-1639000.0-1755000.0-1757000.0-3041000.0-237000.0-1851000.0-1553000.08470000.0
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-11.5-4.0-5.5-0.1-19.3-22.3-17.7-22.4-20.7-53.4-20.6-17.1-132.8-18.9-21.5-16.1-17.1-17.0-13.4-15.0-16.5-72.9-11.5-28.9-13.9-11.9-2.2-2.6-2.50.20.3-3.4-2.4-6.4-53.5-7.1-7.9-7.8-9.2-16.4-1.3-9.4-9.852.9

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value5.4458.764129.8981.936-3.4965.1594.338
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.924.736.929.66.2-10.315.813.4

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0140000.00-462000.0-20000.0348000.0180000.0447000.0497000.0-25000.0-299000.0779000.0668000.0328000.0-868000.0-202000.0-29000.0415000.0-40000.017000.0151000.0737000.0-817000.0-33000.0-448000.0-63000.0188000.0-92000.0-85000.096000.0-145000.0109000.039000.013000.0-8000.0-60000.0-628000.0275000.0158000.0375000.086000.0678000.0593000.0-52000.0
Percentage of DeferredIncomeTaxExpenseBenefit0.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Payable

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsPayable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-453000.0-264000.0434000.0-343000.0285000.0-623000.0578000.0-363000.0-375000.0807000.0-186000.0-334000.0424000.057000.0120000.0-330000.015000.0207000.0-88000.0-1000.0-395000.0469000.0-471000.0-259000.0647000.0-141000.0210000.0-348000.0258000.043000.0-181000.0-288000.01000.0799000.0-219000.0-292000.0-92000.087000.0-466000.0437000.0252000.0-171000.0-261000.0-1073000.0
Percentage of IncreaseDecreaseInAccountsPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-169000.0209000.0-3559000.0-2552000.02496000.05886000.0-3654000.0255000.0-846000.03934000.0-4608000.05796000.0-3560000.0-395000.0-111000.0357000.0-430000.02647000.0-3153000.02972000.0-2942000.04167000.0-3324000.02834000.0-1571000.03838000.0-2873000.0-441000.0-675000.01075000.0-260000.0-3258000.0251000.02297000.0-2005000.01009000.0-465000.02340000.01144000.0-808000.0-6108000.03708000.0595000.0-398000.0
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value111416108.385.52311128.8067.3137.545108.2286.611102.4778.1438.8246.7947.1914.0347.115.5437.6551.5785.5819.2426.2115.1633.9779.3692.8683.1015.5385.7935.722.0814.1186.1054.3823.8762.2493.2
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax30.640.646.631.426.916.336.639.628.023.245.425.136.326.522.137.58.726.931.125.127.514.527.022.031.36.022.239.025.919.817.341.812.812.525.227.127.79.321.532.923.919.614.220.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value8.9449.2328.2129.5787.715118.6988.1197.3938.1967.8016.9927.9487.3064.5524.0515.4533.7673.8133.4344.473.7033.5773.9393.8493.1322.6472.3293.4561.5682.1421.66
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.626.023.628.624.834.726.725.023.526.025.523.328.423.619.216.920.916.417.015.417.916.816.719.117.216.414.312.717.59.913.411.7

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value8.9449.2329.5787.715118.1197.3938.1966.9927.9487.306
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.626.028.624.834.725.023.526.023.328.423.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value203000.0-54000.0-67000.0274000.0141000.0332000.0307000.0308000.0307000.0302000.0260000.0259000.0540000.0455000.0572000.0481000.0342000.0450000.0381000.0467000.0545000.0536000.0458000.0372000.0369000.0184000.0344000.0268000.0242000.0-112000.0249000.0249000.0239000.0218000.0209000.097000.030000.052000.0225000.040000.0278000.0220000.0213000.0198000.0
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-1567000.0-4238000.0-1549000.0-748000.0-837000.0-590000.0-1227000.0-1149000.0-1146000.0-1134000.0-1113000.0-2085000.0-1475000.0-1298000.0-1221000.0-2507000.0-965000.0-1425000.0-684000.0-849000.0-1133000.0-1084000.0881000.0-575000.0-875000.0-757000.0-3623000.0-675000.0-820000.0-605000.0-627000.0-595000.0-550000.0-416000.0-458000.0-606000.0-651000.0-633000.0-537000.0-1085000.0-2981000.0-2324000.0-442000.0-15778000.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.3-12.0-4.5-2.2-2.7-1.7-3.8-3.5-3.6-3.6-3.6-6.9-5.3-4.2-4.1-8.7-3.4-4.7-2.4-3.1-4.3-3.93.3-2.3-3.6-2.9-14.4-2.9-3.4-2.3-2.7-2.7-2.5-1.7-2.1-2.8-3.2-2.8-2.8-5.8-16.3-11.7-2.8-98.6

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1567000.01238000.01549000.01008000.0837000.0590000.01227000.01149000.01146000.01134000.01113000.02085000.01475000.01298000.01221000.0957000.0965000.01425000.0907000.0849000.01133000.01084000.0732000.0575000.0875000.0757000.0392000.0675000.0820000.0605000.0627000.0595000.0550000.0416000.0458000.0606000.0651000.0633000.0536000.0969000.0547000.0760000.0442000.0509000.0
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-4191000.0-1429000.0-1921000.0-20000.0-6026000.0-7536000.0-5771000.0-7257000.0-6498000.0-16820000.0-6304000.0-5135000.0-37207000.0-5851000.0-6434000.0-4660000.0-4861000.0-5161000.0-3798000.0-4057000.0-4321000.0-20326000.0-3033000.0-7290000.0-3411000.0-3135000.0-558000.0-623000.0-589000.040000.064000.0-757000.0-531000.0-1600000.0-11773000.0-1520000.0-1639000.0-1755000.0-1757000.0-3041000.0-237000.0-1851000.0-1553000.08470000.0
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-11.5-4.0-5.5-0.1-19.3-22.3-17.7-22.4-20.7-53.4-20.6-17.1-132.8-18.9-21.5-16.1-17.1-17.0-13.4-15.0-16.5-72.9-11.5-28.9-13.9-11.9-2.2-2.6-2.50.20.3-3.4-2.4-6.4-53.5-7.1-7.9-7.8-9.2-16.4-1.3-9.4-9.852.9

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.00.05.2785.2394.7354.7274.725174.2094.2054.2244.2214.2184.2184.2184.2133.3723.3713.369182.5092.5162.5182.5110.00.00.02.142121.7741.7631.7621.4771.4791.4791.4771.2671.265
Percentage of PaymentsOfDividendsCommonStock0.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302012-09-302012-06-302011-09-302011-06-30
Value24.820.517.90.098-0.0340.1720.2210.1690.166-0.0170.1850.4210.3210.3470.3530.3520.3540.3620.3570.3980.360.3530.3460.3590.3490.2290.3570.368
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value7265000.07399000.06276000.04030000.04861000.05744000.0-7083000.0-7079000.0-6980000.0-6800000.0
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312013-12-312012-12-312011-12-31
Value1955000.01959000.01973000.02198000.03327000.01712000.01784000.02537000.0
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value768000.0592000.0554000.0843000.0463000.0450000.0367000.0188000.0224000.0266000.0269000.0
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nrc:ApicSharebasedPaymentArrangementIncreaseDecreaseForCostRecognition

nrc:ApicSharebasedPaymentArrangementIncreaseDecreaseForCostRecognition


Apic
Period End2021-06-302021-03-312020-06-302020-03-31
Value202000.0-54000.0141000.0332000.0
Percentage of ApicSharebasedPaymentArrangementIncreaseDecreaseForCostRecognition100.0100.0100.0100.0

nrc:ApicSharebasedPaymentArrangementIncreaseDecreaseForCostRecognition us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Apic
Period End2021-06-302021-03-312020-06-302020-03-31
Value202000.0-54000.0141000.0332000.0
Percentage of ApicSharebasedPaymentArrangementIncreaseDecreaseForCostRecognition100.0100.0100.0100.0

nrc:ContractWithCustomerAssetIncreaseRevenueRecognizedConditionalConsideration

nrc:ContractWithCustomerAssetIncreaseRevenueRecognizedConditionalConsideration


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-19000.028000.073000.0136000.021000.081000.0-28000.0-92000.0144000.079000.0-12000.09000.025000.049000.0
Percentage of ContractWithCustomerAssetIncreaseRevenueRecognizedConditionalConsideration100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nrc:ContractWithCustomerLiabilityBillings

nrc:ContractWithCustomerLiabilityBillings


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3.5798.739-1.0144.5312.6039.218-2.1985.0783.6699.082-1.4033.7267.5588.655
Percentage of ContractWithCustomerLiabilityBillings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nrc:DeferredAcquisitionConsideration

nrc:DeferredAcquisitionConsideration


Deferred
Period End2021-06-302021-03-31
Value01950000.0
Percentage of DeferredAcquisitionConsideration0.0100.0

nrc:DepreciationAmortizationAndImpairment

nrc:DepreciationAmortizationAndImpairment


Depreciation
Period End2021-06-302021-03-312020-06-302020-03-31
Value1634000.01984000.01405000.01371000.0
Percentage of DepreciationAmortizationAndImpairment100.0100.0100.0100.0

nrc:EffectiveIncomeTaxRateChangeShareBasedCompensation

nrc:EffectiveIncomeTaxRateChangeShareBasedCompensation


Effective
Period End2021-06-302021-03-31
Value1300000.02800000.0
Percentage of EffectiveIncomeTaxRateChangeShareBasedCompensation100.0100.0

nrc:GainOnPropertyInsuranceRecoveries

nrc:GainOnPropertyInsuranceRecoveries


Gain
Period End2020-12-31
Value0
Percentage of GainOnPropertyInsuranceRecoveries0.0

nrc:IncreaseDecreaseCapitalizedContractCost

nrc:IncreaseDecreaseCapitalizedContractCost


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-191000.0278000.012000.0-40000.0-314000.0693000.0211000.0249000.0101000.0158000.0
Percentage of IncreaseDecreaseCapitalizedContractCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nrc:IncreaseDecreaseInAccruedExpensesWagesBonusesAndProfitSharing

nrc:IncreaseDecreaseInAccruedExpensesWagesBonusesAndProfitSharing


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1825000.0142000.0897000.0-240000.0852000.0-139000.0668000.0360000.01618000.0-1840000.0744000.01061000.0298000.0-2669000.02052000.0457000.0856000.0-1606000.0
Percentage of IncreaseDecreaseInAccruedExpensesWagesBonusesAndProfitSharing100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nrc:IncreaseDecreaseInOperatingLeaseAssetsAndLeaseLiabilitiesNet

nrc:IncreaseDecreaseInOperatingLeaseAssetsAndLeaseLiabilitiesNet


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-22000.0-39000.0-21000.04000.0-3000.04000.0-2000.06000.07000.0-3000.0
Percentage of IncreaseDecreaseInOperatingLeaseAssetsAndLeaseLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nrc:IncrementalCostsOfObtainingAContractDeferredDuringPeriod

nrc:IncrementalCostsOfObtainingAContractDeferredDuringPeriod


Incremental
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value800000.0700000.0599000.01600000.01000000.01000000.0741000.0868000.0700000.0616000.0445000.0828000.0
Percentage of IncrementalCostsOfObtainingAContractDeferredDuringPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nrc:InsuranceRecoveries1

nrc:InsuranceRecoveries1


Insurance
Period End2020-12-312020-09-30
Value0533000.0
Percentage of InsuranceRecoveries10.0100.0

nrc:ReserveForUncertainTaxPositions

nrc:ReserveForUncertainTaxPositions


Reserve
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value89000.067000.035000.07000.063000.080000.0301000.0-11000.0-271000.020000.09000.0-389000.040000.052000.069000.039000.029000.044000.0
Percentage of ReserveForUncertainTaxPositions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nrc:RevenueFromContractWithCustomerPercentOfTotalRevenue us-gaap:ProductOrService

nrc:RevenueFromContractWithCustomerPercentOfTotalRevenue

nrc:VoCPlatform


Revenue
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-30
Value1.374.00.7291.463.80.621
Percentage of RevenueFromContractWithCustomerPercentOfTotalRevenue100.0100.0100.0100.0100.0100.0

nrc:StockTenderedCashlessExerciseOfStockOptions

nrc:StockTenderedCashlessExerciseOfStockOptions


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0749000.01657000.0916000.01499000.03145000.01323000.01525000.0137000.0633000.0669000.0510000.04182000.0737000.0332000.022000.0489000.01612000.0
Percentage of StockTenderedCashlessExerciseOfStockOptions0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableRecoveries

us-gaap:AllowanceForDoubtfulAccountsReceivableRecoveries


Allowance
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value3000.06000.007000.014000.03000.0010000.0
Percentage of AllowanceForDoubtfulAccountsReceivableRecoveries100.0100.00.0100.0100.0100.00.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value20000.027000.0-10000.018000.027000.035000.015000.054000.015000.022000.0
Percentage of AllowanceForDoubtfulAccountsReceivableWriteOffs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferred1

nrc:PatientWisdomInc


Business
Period End2021-01-04
Value5000000.0
Percentage of BusinessCombinationConsiderationTransferred1100.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

nrc:PatientWisdomInc, us-gaap:SubsequentEvent


Business
Period End2021-01-04
Value5000000.0
Percentage of BusinessCombinationConsiderationTransferred1100.0

us-gaap:BusinessCombinationConsiderationTransferredLiabilitiesIncurred us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferredLiabilitiesIncurred

nrc:PatientWisdomInc


Business
Period End2021-01-04
Value2000000.0
Percentage of BusinessCombinationConsiderationTransferredLiabilitiesIncurred100.0

us-gaap:BusinessCombinationConsiderationTransferredLiabilitiesIncurred us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

nrc:PatientWisdomInc, us-gaap:SubsequentEvent


Business
Period End2021-01-04
Value2000000.0
Percentage of BusinessCombinationConsiderationTransferredLiabilitiesIncurred100.0

us-gaap:CapitalLeaseObligationsIncurred

us-gaap:CapitalLeaseObligationsIncurred


Capital
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value46000.0666000.0-14000.039000.0142000.025000.00669000.0010000.0064000.000
Percentage of CapitalLeaseObligationsIncurred100.0100.0100.0100.0100.0100.00.0100.00.0100.00.0100.00.00.0

us-gaap:CapitalizedContractCostAmortization

us-gaap:CapitalizedContractCostAmortization


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value781000.0655000.0704000.0736000.0911000.0891000.0811000.0748000.0641000.0689000.0600000.0614000.0639000.0628000.0
Percentage of CapitalizedContractCostAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedContractCostAmortization us-gaap:CapitalizedContractCost

nrc:DirectExpenses


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value41000.031000.051000.043000.060000.0148000.08000.010000.013000.06000.010000.013000.029000.0
Percentage of CapitalizedContractCostAmortization5.24.77.25.86.616.61.01.32.00.91.72.14.5

us-gaap:SellingGeneralAndAdministrativeExpenses


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value740000.0624000.0653000.0693000.0851000.0743000.0802000.0738000.0628000.0683000.0585000.0601000.0610000.0
Percentage of CapitalizedContractCostAmortization94.895.392.894.293.483.498.998.798.099.197.597.995.5

us-gaap:ContractWithCustomerAssetReclassifiedToReceivable

us-gaap:ContractWithCustomerAssetReclassifiedToReceivable


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value97000.073000.03000.015000.016000.069000.02000.05000.014000.032000.03000.013000.041000.035000.0
Percentage of ContractWithCustomerAssetReclassifiedToReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInEstimateOfTransactionPrice

us-gaap:ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInEstimateOfTransactionPrice


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-147000.0-164000.012000.046000.0-21000.0-13000.010000.0-55000.0-15000.0-204000.00-8000.084000.094000.0
Percentage of ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInEstimateOfTransactionPrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination

us-gaap:ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination


Contract
Period End2021-06-302021-03-31
Value0239000.0
Percentage of ContractWithCustomerLiabilityIncreaseDecreaseForContractAcquiredInBusinessCombination0.0100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerLiabilityRevenueRecognized


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4.497.1150.7173.4325.4596.4750.5712.9884.9377.2890.9951.87.7338.238
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1

nrc:CreditAgreement, nrc:FirstNationalBankOfOmaha, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2021-03-31
Value225.0
Percentage of DebtInstrumentBasisSpreadOnVariableRate1100.0

us-gaap:DepreciationAndAmortization

us-gaap:DepreciationAndAmortization


Depreciation
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value1847000.01405000.01371000.01254000.01430000.01440000.01415000.01467000.01388000.01325000.01283000.01210000.01132000.01139000.01106000.01079000.01086000.01092000.0968000.01000000.01070000.01024000.01015000.0994000.0949000.0926000.0935000.0944000.0906000.0932000.0950000.01093000.01149000.01214000.01243000.01275000.01312000.01235000.01243000.0
Percentage of DepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DirectOperatingCosts

us-gaap:DirectOperatingCosts


Direct
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1211121211121112111111111012121211121111101111111011109.76910109.6489.4529.498109.1288.7698.6338.9317.1787.4717.266.7586.2656.0385.877
Percentage of DirectOperatingCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash

us-gaap:DividendsCommonStockCash


Dividends
Period End2021-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value6.1055.2784.7354.7274.724174.2094.2064.223
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Dividends
Period End2021-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value6.1055.2784.7354.7274.724174.2094.2064.223
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashAndCashEquivalents

us-gaap:EffectOfExchangeRateOnCashAndCashEquivalents


Effect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value45000.023000.088000.0150000.0419000.0-893000.0214000.0-124000.0217000.0304000.0-777000.0250000.0-261000.0-334000.027000.0429000.0313000.086000.0-199000.0-202000.089000.0597000.0-393000.0-653000.0176000.0-718000.0-421000.0-420000.0284000.0-237000.0-256000.0115000.0-219000.0-137000.0-47000.0191000.0-134000.097000.035000.0-220000.0-16000.096000.070000.067000.0
Percentage of EffectOfExchangeRateOnCashAndCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeasePrincipalPayments

us-gaap:FinanceLeasePrincipalPayments


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value124000.0122000.0145000.063000.066000.058000.06000.062000.0104000.057000.053000.046000.030000.028000.0
Percentage of FinanceLeasePrincipalPayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillAcquiredDuringPeriod

us-gaap:GoodwillAcquiredDuringPeriod


Goodwill
Period End2021-03-31
Value4340000.0
Percentage of GoodwillAcquiredDuringPeriod100.0

us-gaap:GoodwillForeignCurrencyTranslationGainLoss

us-gaap:GoodwillForeignCurrencyTranslationGainLoss


Goodwill
Period End2021-06-302021-03-312020-12-31
Value26000.019000.094000.0
Percentage of GoodwillForeignCurrencyTranslationGainLoss100.0100.0100.0

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInContractWithCustomerLiability


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-791000.01785000.0-1765000.01073000.0-2885000.02804000.0-2775000.02176000.0-1291000.01987000.0-2391000.01934000.0-253000.0258000.0
Percentage of IncreaseDecreaseInContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInIncomeTaxes

us-gaap:IncreaseDecreaseInIncomeTaxes


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-533000.02130000.01445000.0-2711000.0623000.0-886000.0840000.052000.0-2412000.01531000.01240000.0681000.0-2406000.01171000.0-2180000.02975000.0-4708000.02890000.0581000.0795000.01180000.0-2451000.01451000.0-168000.0-157000.0378000.0-942000.0466000.0-270000.031000.073000.0-79000.0-1596000.01502000.0-68000.0-551000.0327000.0-11000.0514000.01384000.0496000.0-974000.0
Percentage of IncreaseDecreaseInIncomeTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-06-302016-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value143000.0306000.0349000.0-79000.0392000.0165000.01507000.0-860000.0-1122000.01004000.0-799000.0-761000.02185000.0208000.0-709000.0-422000.01156000.0540000.0383000.0254000.0-73000.0-114000.0633000.0-336000.01363000.0263000.0-933000.0-15000.0213000.0353000.0-419000.0170000.01463000.0
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value219000.0254000.0485000.0532000.0753000.0914000.0797000.0743000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest

us-gaap:InvestmentIncomeInterest


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value3000.03000.03000.02000.02000.011000.013000.010000.08000.06000.05000.03000.09000.045000.038000.029000.015000.014000.013000.012000.011000.011000.014000.014000.016000.017000.025000.022000.019000.017000.018000.014000.012000.019000.012000.08000.06000.05000.05000.04000.03000.02000.01000.01000.02000.0
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LineOfCreditFacility

us-gaap:LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage

us-gaap:RevolvingCreditFacility, nrc:CreditAgreement, nrc:FirstNationalBankOfOmaha


Line
Period End2021-06-302021-03-312020-12-312018-04-18
Value00.200.002
Percentage of LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage0.0100.00.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value74000.056000.0224000.0249000.0461000.0-1124000.0233000.0-146000.0255000.0365000.0-863000.0280000.0-283000.0-414000.0-107000.0599000.0381000.0118000.0-311000.0-198000.05000.0874000.0
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value74000.056000.0249000.0461000.0-1124000.0-146000.0255000.0365000.0-863000.0280000.0-284000.0-414000.0
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.4100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-06-302012-03-31
Value74000.056000.0224000.0249000.0461000.0-1124000.0233000.0-146000.0255000.0365000.0-863000.0280000.0-283000.0-414000.0-107000.0599000.0381000.0118000.0-311000.0-198000.05000.0874000.0-542000.0-590000.0462000.0-405000.0241000.0-384000.0-235000.0-268000.0210000.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic

us-gaap:ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic


Participating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value5000.06000.017000.015000.023000.027000.025000.028000.0
Percentage of ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value0460000.0925000.00579000.01280000.082000.0538000.00483000.01141000.00177000.0535000.01563000.000105000.057000.000147000.000092000.040000.0-1000.00309000.000055000.00061000.0466000.0
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation0.0100.0100.00.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.00.00.0100.0100.00.00.0100.00.00.00.0100.0100.0100.00.0100.00.00.00.0100.00.00.0100.0100.0

us-gaap:PaymentsToAcquireBusinessesGross

us-gaap:PaymentsToAcquireBusinessesGross


Payments
Period End2021-06-302021-03-31
Value03000000.0
Percentage of PaymentsToAcquireBusinessesGross0.0100.0

us-gaap:PaymentsToAcquireBusinessesGross us-gaap:BusinessAcquisition

nrc:PatientWisdomInc


Payments
Period End2021-01-04
Value3000000.0
Percentage of PaymentsToAcquireBusinessesGross0.0

us-gaap:PaymentsToAcquireBusinessesGross us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

nrc:PatientWisdomInc, us-gaap:SubsequentEvent


Payments
Period End2021-01-04
Value3000000.0
Percentage of PaymentsToAcquireBusinessesGross0.0

us-gaap:ProceedsFromInsuranceSettlementInvestingActivities

us-gaap:ProceedsFromInsuranceSettlementInvestingActivities


Proceeds
Period End2020-12-31
Value0
Percentage of ProceedsFromInsuranceSettlementInvestingActivities0.0

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProceedsFromStockOptionsExercised


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312016-12-312016-09-302016-06-302016-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0162000.0142000.01100000.0538000.0000057000.0-56000.00547000.0000408000.0465000.000375000.0225000.0301000.0385000.0372000.01000.0242000.0193000.0132000.0148000.095000.0
Percentage of ProceedsFromStockOptionsExercised0.0100.0100.0100.0100.00.00.00.00.0100.0100.00.0100.00.00.00.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:ProvisionForDoubtfulAccounts


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value5000.020000.05000.01000.020000.020000.035000.065000.00-25000.0
Percentage of ProvisionForDoubtfulAccounts100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:RepaymentsOfNotesPayable

us-gaap:RepaymentsOfNotesPayable


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1.0141.0090.9930.9750.6410.9590.9480.930.9190.9180.9010.8840.2191.0670.6260.4140.6170.8160.4040.6030.5980.5940.5880.5840.580.5760.570.5660.5620.5580.5520.730.5040.3260.640.4740.4690.4670.3081.8581.5552.4970.4441.665
Percentage of RepaymentsOfNotesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate

us-gaap:CommonStock


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-0.863.0101.82160.00010.0183-2.5742.574-0.00250.028500
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate

us-gaap:CommonStock


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-0.6435.49033.284-0.00170.3379-33.6733.67-0.00040.340500
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate

us-gaap:CommonStock


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0.150.7601.3365-0.00390.0174-2.35622.3562-0.0010.024800
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

nrc:CommonStockOptions, us-gaap:CommonStock


Share
Period End2021-06-302021-03-312020-12-31
Value0.02.1224.665
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue0.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised


Stock
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value911000.01970000.02037000.03145000.01525000.0137000.0633000.0669000.0510000.04182000.0737000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value911000.01970000.02036000.03145000.01525000.0137000.0633000.0669000.0510000.04182000.0737000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockValueAcquiredCostMethod

us-gaap:TreasuryStockValueAcquiredCostMethod


Treasury
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1.210.9162.0774.4252.0630.1371.1161.8090.5114.3581.272
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockValueAcquiredCostMethod us-gaap:StatementEquityComponents

us-gaap:TreasuryStock


Treasury
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1.210.9162.0774.4252.0630.1371.1161.8090.5114.3581.272
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

nrc:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIncludingGoodwill us-gaap:BusinessAcquisition

nrc:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIncludingGoodwill

nrc:PatientWisdomInc


Business
Period End2021-01-04
Value5234000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIncludingGoodwill100.0

nrc:CostMethodInvestmentOwnershipPercentage us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

nrc:CostMethodInvestmentOwnershipPercentage

nrc:PracticingExcellencecom


Cost
Period End2020-12-31
Value15.7
Percentage of CostMethodInvestmentOwnershipPercentage100.0

nrc:DebtInstrumentPercentageBearingVariableInterestPercentageRate us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LineOfCreditFacility

nrc:DebtInstrumentPercentageBearingVariableInterestPercentageRate

us-gaap:RevolvingCreditFacility, nrc:CreditAgreement, nrc:FirstNationalBankOfOmaha


Debt
Period End2021-03-312020-12-312019-03-31
Value2.362.40.0473
Percentage of DebtInstrumentPercentageBearingVariableInterestPercentageRate100.0100.0100.0

nrc:DebtInstrumentPercentageBearingVariableInterestPercentageRate us-gaap:DebtInstrument, us-gaap:LineOfCreditFacility, us-gaap:VariableRate

nrc:CreditAgreement, nrc:FirstNationalBankOfOmaha, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2021-06-302020-09-30
Value2.342.41
Percentage of DebtInstrumentPercentageBearingVariableInterestPercentageRate0.00.0

nrc:DeferredTaxAssetsEmployerPayrollTaxDeferral

nrc:DeferredTaxAssetsEmployerPayrollTaxDeferral


Deferred
Period End2020-12-31
Value323000.0
Percentage of DeferredTaxAssetsEmployerPayrollTaxDeferral100.0

nrc:DeferredTaxLiabilitiesContractCosts

nrc:DeferredTaxLiabilitiesContractCosts


Deferred
Period End2020-12-312019-12-312018-12-31
Value1111000.0990000.0786000.0
Percentage of DeferredTaxLiabilitiesContractCosts100.0100.0100.0

nrc:DeferredTaxLiabilitiesRepatriationWithholding

nrc:DeferredTaxLiabilitiesRepatriationWithholding


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value174000.0528000.0505000.0706000.0
Percentage of DeferredTaxLiabilitiesRepatriationWithholding100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-31
Value-2269000.0-2343000.0-2399000.0-2623000.0-2872000.0-3333000.0-2209000.0-2442000.0-2296000.0-2551000.0-2916000.0-2053000.0-2333000.0-2049000.0-1635000.0-2626000.0-2995000.0-773000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivable


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value107000.0119000.0120000.0126000.0143000.0143000.0144000.0138000.0124000.0138000.0175000.0200000.0169000.0173000.0206000.0
Percentage of AllowanceForDoubtfulAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value107000.0119000.0120000.0126000.0143000.0143000.0144000.0138000.0124000.0138000.0175000.0197000.0219000.0240000.0200000.0188000.0182000.0165000.0169000.0174000.0193000.0167000.0173000.0196000.0198000.0203000.0201000.0192000.0193000.0164000.0183000.0187000.0223000.0227000.0244000.0215000.0257000.0256000.0289000.0315000.0362000.0337000.0
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiabilityCurrent

us-gaap:BusinessCombinationContingentConsiderationLiabilityCurrent


Business
Period End2021-06-302021-03-31
Value1973000.01961000.0
Percentage of BusinessCombinationContingentConsiderationLiabilityCurrent100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets

nrc:PatientWisdomInc


Business
Period End2021-01-04
Value184000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities

nrc:PatientWisdomInc


Business
Period End2021-01-04
Value284000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles

nrc:PatientWisdomInc, us-gaap:CustomerRelationships


Business
Period End2021-01-04
Value100000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles100.0

nrc:PatientWisdomInc, us-gaap:TechnologyBasedIntangibleAssets


Business
Period End2021-01-04
Value600000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles600.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment

nrc:PatientWisdomInc


Business
Period End2021-01-04
Value10000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet

nrc:PatientWisdomInc


Business
Period End2021-01-04
Value4950000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet100.0

us-gaap:CapitalizedContractCostNetNoncurrent

us-gaap:CapitalizedContractCostNetNoncurrent


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4642000.04833000.04555000.04542000.04582000.04896000.04204000.03993000.03743000.03642000.03484000.03371000.03369000.03571000.0
Percentage of CapitalizedContractCostNetNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:CashAndCashEquivalentsFairValueDisclosure

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


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value5.6464.845.0153.7323.0672.7393.6622.6052.8541.4431.8480.7840.76713131212111110109.3538.9547.9119.2289.442
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByAssetClass, us-gaap:FairValueByMeasurementFrequency

us-gaap:MoneyMarketFunds, us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value5.6464.845.0153.7323.0672.7393.6622.6052.8541.4431.8480.7840.76713131212111110109.3538.9547.9119.2289.442
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value5.6464.845.0153.7323.0672.7393.6622.6052.8541.4431.8480.7840.76713131212111110109.3538.954343839
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0432.1421.0414.4

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value5.6464.845.0153.7323.0672.7393.6622.6052.8541.4431.8480.7840.76735343531343228252339343839
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0268.8246.8282.4258.1314.3291.5273.2245.5254.1444.8432.1421.0414.4

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value484334211110138.3584.021234
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashEquivalentsAtCarryingValue

us-gaap:CashEquivalentsAtCarryingValue


Cash
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value5.03.71.834323939217.57.9
Percentage of CashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetNetCurrent us-gaap:BalanceSheetLocation

us-gaap:ContractWithCustomerAssetNetCurrent

us-gaap:OtherCurrentAssets


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-01
Value150000.0266000.0311000.0241000.0120000.0116000.0103000.0133000.0230000.0100000.053000.068000.072000.088000.074000.0
Percentage of ContractWithCustomerAssetNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CostMethodInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:CostMethodInvestments

nrc:PracticingExcellencecom


Cost
Period End2020-12-31
Value1300000.0
Percentage of CostMethodInvestments100.0

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredFinanceCostsNet


Deferred
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value97000.0105000.0115000.088000.097000.0108000.0119000.0130000.0142000.0153000.0165000.0177000.0
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsNet us-gaap:LongtermDebtType

nrc:TermLoan


Deferred
Period End2021-06-302020-12-31
Value89000.0105000.0
Percentage of DeferredFinanceCostsNet0.0100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value9220000.09358000.08249000.06228000.07997000.08888000.08960000.08791000.08764000.09337000.0
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1955000.02494000.02508000.02733000.03136000.03144000.01877000.02836000.02922000.03889000.0
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value27000.046000.0166000.053000.094000.038000.039000.0
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value145000.0120000.0198000.0113000.084000.0618000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value735000.01267000.01264000.01457000.02357000.01796000.01239000.01113000.0859000.01449000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value696000.0537000.0424000.0416000.0580000.0578000.0529000.0497000.0356000.0345000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value29000.035000.041000.046000.062000.058000.071000.063000.086000.0108000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value6109000.05553000.04919000.04497000.06521000.07616000.07308000.06879000.0
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


Deferred
Period End2020-12-312019-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value8000.012000.068000.082000.0200000.0235000.0184000.0
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPrepaidExpenses

us-gaap:DeferredTaxLiabilitiesPrepaidExpenses


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value93000.0135000.095000.0169000.0270000.0261000.0251000.0286000.0324000.0142000.0
Percentage of DeferredTaxLiabilitiesPrepaidExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1725000.01926000.01944000.0856000.01206000.0943000.01319000.01426000.01790000.02505000.0
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value7075000.06622000.06460000.06155000.06830000.04913000.06086000.05192000.05535000.04017000.05798000.04586000.04669000.03538000.06597000.04151000.04076000.03306000.04543000.03893000.03823000.04496000.04391000.04730000.03669000.04023000.04365000.04084000.03187000.03366000.04319000.03937000.03071000.02803000.04392000.03779000.03041000.02922000.03591000.03391000.03540000.02750000.0
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:EmployeeStockOption


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value1800000.01300000.01400000.01900000.02100000.02200000.01700000.02000000.01800000.0
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiability


Finance
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1271000.0726000.0786000.0864000.0886000.0848000.0880000.0
Percentage of FinanceLeaseLiability100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityCurrent


Finance
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value493000.0224000.0227000.0235000.0231000.0231000.0204000.0
Percentage of FinanceLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityNoncurrent


Finance
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value778000.0502000.0559000.0629000.0655000.0617000.0676000.0
Percentage of FinanceLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDue


Finance
Period End2020-12-312020-03-312019-12-31
Value1326000.0779000.0848000.0
Percentage of FinanceLeaseLiabilityPaymentsDue100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths


Finance
Period End2020-12-31
Value527000.0
Percentage of FinanceLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour


Finance
Period End2020-12-312020-03-312019-12-31
Value13000.0123000.0123000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearFour100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree


Finance
Period End2020-12-312020-03-312019-12-31
Value305000.0204000.0204000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearThree100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo


Finance
Period End2020-12-312020-03-312019-12-31
Value481000.0251000.0251000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount


Finance
Period End2020-12-312020-03-312019-12-31
Value55000.053000.062000.0
Percentage of FinanceLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent


Finance
Period End2020-12-312020-03-312019-12-312019-03-31
Value3.380.04544.60.0494
Percentage of FinanceLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value121212111111111111111111111010101010109.9389.7949.629.4189.2351010109.89.6039.3829.1828.9828.7528.5098.257.9857.76.963
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value9.2569.1549.0118.6118.1647.7267.9377.3346.7095.789
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization76.878.079.480.481.082.079.179.981.383.1

us-gaap:TechnologyBasedIntangibleAssets


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value1.2291.0070.7650.5230.3440.1850.026
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization10.28.66.74.93.42.00.3

us-gaap:TradeNames


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1.5721.5721.5721.5721.5721.5071.641.4181.1950.971
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization13.013.413.914.715.616.016.315.414.513.9

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2020-12-31
Value0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree0.0

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FiniteLivedIntangibleAssetsGross


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value121212121212121313131212121214121212
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312013-12-31
Value9.459.4479.3449.3329.3269.3189.3389.3349.3369.3329.3279.349.3369.349.3479.3499.3399.3329.3319.3369.3399.3399.3231010
Percentage of FiniteLivedIntangibleAssetsGross72.872.876.176.176.176.176.169.469.469.476.10.00.00.076.10.00.00.077.70.00.00.077.775.981.8

us-gaap:TechnologyBasedIntangibleAssets


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value1.961.961.361.361.361.361.361.361.361.361.361.361.361.361.361.3591.111.111.111.111.111.111.111.11
Percentage of FiniteLivedIntangibleAssetsGross15.115.111.111.111.111.111.110.110.110.111.10.00.00.011.10.00.00.09.20.00.00.09.27.8

us-gaap:TradeNames


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312013-12-31
Value1.5721.5721.5721.5721.5721.5721.5721.5721.5721.5721.5721.5721.5721.5721.5721.5721.5721.5721.5721.5721.5721.5721.5721.9021.902
Percentage of FiniteLivedIntangibleAssetsGross12.112.112.812.812.812.812.811.711.711.712.80.00.00.012.80.00.00.013.10.00.00.013.113.314.8

us-gaap:GoodwillGross

us-gaap:GoodwillGross


Goodwill
Period End2021-06-302021-03-312020-12-312019-12-312013-12-312012-12-312011-12-31
Value62625757575757
Percentage of GoodwillGross100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeTaxesReceivable

us-gaap:IncomeTaxesReceivable


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312011-09-302011-06-302010-12-31
Value153000.0144000.01235000.02673000.0272000.0580000.069000.0556000.0637000.0217000.0348000.01001000.01713000.068000.0375000.061000.01172000.024000.014000.012000.0728000.01919000.0157000.0723000.0759000.0604000.01100000.0156000.0612000.0237000.0265000.0334000.0255000.0158000.0369000.0800000.01277000.0
Percentage of IncomeTaxesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InsuranceSettlementsReceivableCurrent

us-gaap:InsuranceSettlementsReceivableCurrent


Insurance
Period End2020-09-302020-03-31
Value913000.02771000.0
Percentage of InsuranceSettlementsReceivableCurrent100.0100.0

us-gaap:IntangibleAssetsGrossExcludingGoodwill

us-gaap:IntangibleAssetsGrossExcludingGoodwill


Intangible
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value131313131313131313151414
Percentage of IntangibleAssetsGrossExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-31
Value509000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0

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

us-gaap:LineOfCredit

us-gaap:RevolvingCreditFacility, nrc:CreditAgreement, nrc:FirstNationalBankOfOmaha


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value000000001000000.01800000.00
Percentage of LineOfCredit0.00.00.00.00.00.00.00.0100.0100.00.0

us-gaap:LongTermDebtFairValue

us-gaap:LongTermDebtFairValue


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value303132343535353637373838391.0661.692.1022.7183.5333.9444.5535.1425.7086.3186.8857.4657.9978.5429.119.6311010111212131314
Percentage of LongTermDebtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths


Long
Period End2020-12-31
Value4093000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive


Long
Period End2020-12-31
Value13
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour


Long
Period End2020-12-31
Value4762000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


Long
Period End2020-12-31
Value4529000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo


Long
Period End2020-12-31
Value4306000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0

us-gaap:LongTermNotesPayable

us-gaap:LongTermNotesPayable


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value242526272828293032333435360.2250.8571.4852.1072.7243.3373.9454.5485.1465.746.3286.9127.4928.068111112121314
Percentage of LongTermNotesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2020-12-312020-03-312019-12-312019-03-31
Value4.40.04794.810.0481
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0

us-gaap:PrepaidExpenseCurrent

us-gaap:PrepaidExpenseCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value3575000.03398000.02645000.02598000.02823000.02608000.02038000.02000000.02696000.03606000.02925000.03674000.04408000.02330000.02310000.03075000.03378000.02237000.01585000.01530000.01785000.01965000.01482000.01686000.02051000.01956000.01418000.01584000.01778000.01964000.01310000.01723000.01895000.02171000.01269000.0768000.0
Percentage of PrepaidExpenseCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueRemainingPerformanceObligation us-gaap:ContractWithCustomerDuration

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:LongTermContractWithCustomer


Revenue
Period End2021-06-302021-03-312020-06-302020-03-312019-12-31
Value1600000.01700000.0281000.0759000.01097000.0
Percentage of RevenueRemainingPerformanceObligation100.0100.0100.0100.0100.0

us-gaap:SecuredDebt us-gaap:LongtermDebtType

us-gaap:SecuredDebt

nrc:TermLoan


Secured
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value282930313233343536373738391.067
Percentage of SecuredDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SecuredDebtCurrent

us-gaap:SecuredDebtCurrent


Secured
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value4.1134.0614.0083.9664.6314.3784.1333.893.7143.6673.6233.5751.0672.2732.2562.2382.4031212132.0931.861
Percentage of SecuredDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SecuredDebtCurrent us-gaap:LongtermDebtType

nrc:TermLoan


Secured
Period End2021-06-302020-12-31
Value4.1684.061
Percentage of SecuredDebtCurrent0.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

nrc:CommonStockOptions, us-gaap:CommonStock


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value9.9421111203159
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0100.0100.0100.0100.0100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1 us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

nrc:CommonStockOptions, us-gaap:CommonStock


Sharebased
Period End2021-06-302021-03-312020-12-312020-09-30
Value7.3148.3986.81112
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1100.0100.0100.0100.0

Line plots across dimensions of each concept


TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService, us-gaap:TimingOfTransferOfGoodOrService
(None, 'us-gaap:TransferredOverTime')
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service, us-gaap: Timing Of Transfer Of Good Or Service
us-gaap:Assets
us-gaap:StatementGeographical
(None,)
Assetsus-gaap: Statement Geographical
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:NoncurrentAssets
us-gaap:StatementGeographical
(None,)
Noncurrent Assetsus-gaap: Statement Geographical
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
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