RGNX


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

Table of contents



us-gaap:CommonStockValue
us-gaap:StatementEquityComponents
us-gaap:SharesOutstanding

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareBasicAndDiluted

us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:AwardType
us-gaap:IncomeStatementLocation
us-gaap:SubsidiarySaleOfStock

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostsAndExpenses

us-gaap:GeneralAndAdministrativeExpense

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:InterestExpense

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:NonoperatingIncomeExpense

us-gaap:OperatingIncomeLoss

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:ProfitLoss

us-gaap:ResearchAndDevelopmentExpense

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax
us-gaap:ProductOrService

us-gaap:Revenues

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:MarketableSecuritiesCurrent

us-gaap:AccountsReceivableNetCurrent

us-gaap:ReceivablesNetCurrent

us-gaap:OtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty

us-gaap:OperatingLeaseRightOfUseAsset
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableCurrent

us-gaap:AccruedIncomeTaxesCurrent
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:AccruedLiabilitiesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:LiabilitiesCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:StatementGeographical, us-gaap:SubsequentEventType
rgnx:AdditionalLeaseRentalPayments

rgnx:AdditionsRelatedToAccountsReceivable

rgnx:AdditionsRelatedToContractWithCustomerAssets

rgnx:AdditionsRelatedToContractWithCustomerLiability

rgnx:CostOfGoodsAndServicesSoldNetOfGoodsCredit

rgnx:DeductionsRelatedToAccountsReceivable

rgnx:DeductionsRelatedToContractWithCustomerAsset

rgnx:DeductionsRelatedToContractWithCustomerLiability
us-gaap:RelatedPartyTransactionsByRelatedParty
rgnx:DeferredTransactionCost

rgnx:ImputedInterestIncomeFromLicensing

rgnx:IncreaseDecreaseInOperatingLeaseLiabilities

rgnx:IncreaseDecreaseInOperatingLeaseRightOfUseAssets
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:StatementGeographical
rgnx:IncreaseDecreaseInRightOfUseAssetsAndLeaseLiabilities

rgnx:InterestIncomeFromLicencing
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve
rgnx:InterestIncomeFromLicensing
us-gaap:RelatedPartyTransactionsByRelatedParty
rgnx:LiabilityRelatedToNonCashInterestExpense
us-gaap:TypeOfArrangement
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
rgnx:LicenseFees
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve, us-gaap:SubsequentEventType
us-gaap:Range
rgnx:MilestoneFeePaymentForAllTargetsInclusive

rgnx:MilestoneFeePaymentsUponAchievementOfSpecifiedSalesTargets

rgnx:MilestoneFeePaymentsUponApprovalOfCommercialProducts

rgnx:MilestoneFeePaymentsUponCommencementOfClinicalTrials

rgnx:MilestoneFeePaymentsUponSubmissionOfRegulatoryApprovalFilings
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
rgnx:MilestonePayments
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType

rgnx:NetRealizedOrUnrealizedGainLossOnMarketableSecurities

rgnx:NonCashAdditionsToPropertyAndEquipmentThroughTenantImprovementAllowance

rgnx:NonCashInterestExpense

rgnx:OtherComprehensiveIncomeRealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax

rgnx:PaymentsOfTransactionCostsForSaleOfFutureLoyalties

rgnx:ProceedsFromIssuancesOfCommonStockNetOfUnderwritingDiscountsAndCommissions
us-gaap:BalanceSheetLocation, us-gaap:RelatedPartyTransactionsByRelatedParty
rgnx:ProceedsFromSaleOfFutureRoyalties

rgnx:ProceedsFromStockOptionsExercisedIncludingUnsettledOptions

rgnx:ProvisionForCreditLossesAndOther
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement
rgnx:PurchaseAgreement
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty
rgnx:ReductionInExpectedExerciseOfTerminationRights

rgnx:RepaymentsUnderLiabilityRelatedToSaleOfFutureRoyalties

rgnx:RepurchaseOfCallOptionAmount
us-gaap:AwardDate
rgnx:RepurchaseOfCallOptionAmountBeforeExercised

rgnx:RevenueRecognizedPerformanceObligation
us-gaap:AwardDate, us-gaap:RelatedPartyTransactionsByRelatedParty
rgnx:RoyaltyPaymentCapAmount
us-gaap:StatementEquityComponents
rgnx:TransactionCostsAssociatedWithStockIssuance
us-gaap:TypeOfArrangement
rgnx:ZolgensmaRoyaltiesPaidToHCR

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CurrentIncomeTaxExpenseBenefit
us-gaap:Range, us-gaap:IncomeStatementLocation
us-gaap:DebtSecuritiesAvailableForSaleRealizedGainLoss

us-gaap:DeferredRevenueRevenueRecognized1

us-gaap:DepreciationAndAmortization

us-gaap:IncreaseDecreaseInAccountsPayableTrade

us-gaap:IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInOtherCurrentAssets

us-gaap:IncreaseDecreaseInOtherNoncurrentAssets

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInPrepaidExpense

us-gaap:InvestmentIncomeNet

us-gaap:LeaseCost
us-gaap:Collateral
us-gaap:MarketableSecuritiesRealizedGainLoss
us-gaap:Collateral
us-gaap:MarketableSecuritiesUnrealizedGainLoss

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeasePayments

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

us-gaap:OtherNoncashIncomeExpense
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty
us-gaap:PaymentsForProceedsFromTenantAllowance

us-gaap:PaymentsOfStockIssuanceCosts

us-gaap:PaymentsToAcquireMarketableSecurities
us-gaap:SubsidiarySaleOfStock
us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:ProceedsFromRoyaltiesReceived

us-gaap:ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities

us-gaap:ProceedsFromStockOptionsExercised
us-gaap:BalanceSheetLocation
us-gaap:ProvisionForLoanLeaseAndOtherLosses

us-gaap:ProvisionForOtherCreditLosses
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:FiniteLivedIntangibleAssetsByMajorClass, us-gaap:IncomeStatementLocation, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesNewIssues
us-gaap:PlanName
us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
us-gaap:StatementEquityComponents

us-gaap:VariableLeaseCost

rgnx:AccruedExpensesAndOtherCurrentLiabilities

rgnx:AccruedExternalGeneralAndAdministrativeExpenses

rgnx:AccruedExternalResearchAndDevelopmentExpenses

rgnx:AccruedPurchasesOfPropertyAndEquipment

rgnx:AccruedSublicenseFeesAndRoyaltiesOnReagentSales

rgnx:AllowanceForCreditLossesCurrent
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve, us-gaap:SubsequentEventType
rgnx:ChangeInInterestReceivable

rgnx:DeferredTaxAssetsLeaseLiability

rgnx:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsNonQualifiedShareBasedCompensationCost

rgnx:DeferredTaxLiabilitiesDepreciationAndAmortization

rgnx:DeferredTaxLiabilitiesRightOfUseAssets

rgnx:DeferredTaxLiabilityRelatedToSaleOfFutureRoyalties
us-gaap:ProductOrService, us-gaap:RelatedPartyTransactionsByRelatedParty
rgnx:InterestAccruedOnUnpaidLicenseFees
us-gaap:TypeOfArrangement
rgnx:LiabilityRelatedToSaleOfFutureRoyalties

rgnx:LiabilityRelatedToSaleOfFutureRoyaltiesCurrent
us-gaap:TypeOfArrangement

rgnx:LiabilityRelatedToSaleOfFutureRoyaltiesNonCurrent
us-gaap:TypeOfArrangement

rgnx:NonMarketableEquitySecuritiesCarryingValue

rgnx:TenantImprovementAllowanceNotYetReceived
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
rgnx:TransactionPriceOfLicense

rgnx:UnbilledReceivablesNonCurrent
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType
rgnx:UnrecognizedInterestReceivable

us-gaap:AccountsAndNotesReceivableNet
us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType
us-gaap:AccountsPayableCurrentAndNoncurrent
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:AccountsReceivableGross
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve, us-gaap:SubsequentEventType
us-gaap:ProductOrService, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:AccountsReceivableGrossCurrent
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:AccountsReceivableGrossNoncurrent

us-gaap:AccountsReceivableNet
us-gaap:ProductOrService
us-gaap:ProductOrService, us-gaap:RelatedPartyTransaction
us-gaap:ProductOrService, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:AccountsReceivableNetNoncurrent
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:AllowanceForDoubtfulAccountsReceivable
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument
us-gaap:AssetsFairValueDisclosure
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
us-gaap:InvestmentType

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
us-gaap:InvestmentType

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis
us-gaap:InvestmentType

us-gaap:AvailableForSaleSecuritiesDebtSecurities
us-gaap:FairValueByAssetClass
us-gaap:FairValueByAssetClass, us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:InvestmentType
us-gaap:InvestmentType

us-gaap:BilledContractReceivables
us-gaap:CashAndCashEquivalents, us-gaap:FairValueByAssetClass
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:CashAndCashEquivalents, us-gaap:FairValueByAssetClass, us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByAssetClass
us-gaap:FairValueByAssetClass, us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:CashCashEquivalentsAndShortTermInvestments

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance
us-gaap:AwardType
us-gaap:SubsidiarySaleOfStock

us-gaap:ContractWithCustomerAssetNetCurrent

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiabilityNoncurrent
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:DebtInstrumentInterestRateEffectivePercentage

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months
us-gaap:InvestmentType

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss
us-gaap:InvestmentType

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition
us-gaap:InvestmentType

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss
us-gaap:InvestmentType

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch
us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement
us-gaap:DueFromRelatedParties

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:BalanceSheetLocation
us-gaap:FinancingReceivableAllowanceForCreditLosses
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve, us-gaap:SubsequentEventType
us-gaap:InterestReceivable
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:StatementGeographical
us-gaap:LiabilitiesSubjectToCompromiseEarlyContractTerminationFees
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:StatementGeographical, us-gaap:StatementScenario

us-gaap:MarketableSecuritiesNoncurrent

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

us-gaap:PrepaidExpenseCurrent

us-gaap:RestrictedCashAndCashEquivalentsNoncurrent
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue
us-gaap:PlanName
us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty
us-gaap:TenantImprovements

us-gaap:UnbilledReceivablesCurrent

Plots across concepts


IncomeStatement
Income Loss From Continuing Operations 
Before Income Taxes Extraordinary Items Noncontrolling Interest
Expenses
Income Tax Expense Benefit
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Operating Lease Right Of Use Asset
Current Assets
Other Assets Current
NonCurrent Assets
Other Assets Noncurrent
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Operating Lease Liability
Current Liabilities
Contract With Customer Liability Current
Stockholders Equity
Retained Earnings Accumulated Deficit
CashFlow
Net Income Loss
NetCashProvidedByUsedInOperatingActivities
Net Income Loss
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
Shares
Weighted Average Number Of Shares Outstanding Basic
OperatingLeaseLiability
Operating Lease Liability Current
NonoperatingIncomeExpense
Nonoperating Income Expense
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Next Twelve Months
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
us-gaap:CommonStockValue ████████████▁▁▁▁▁▁▁▁▁▁▁0.0040.0040.0040.0040.0040.0040.0040.0040.0040.0040.0040.0040.0030.0030.0030.0030.0030.0030.0030.0030.0030.0030.003NANANANANANANA
 us-gaap:SharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStock██▅▅▅▅▅▄▄▄▄▄▂▁▁42.55542.50537.47637.40437.29137.1936.99236.8436.75236.61136.1235.70432.27531.931.295NANANA26.477NANANA26.313NANANA2.645NANANA
us-gaap:CommonStockSharesIssued ██▆▆▆▆▆▆▆▅▅▅▄▃▃▃▃▃▁▁▁▁▁▁42.55542.50537.47637.40437.29137.1936.99236.8436.75236.61136.1235.70432.27531.931.29531.10930.85330.24426.47726.47526.46326.33826.31326.306NANA2.645NANANA
us-gaap:CommonStockSharesOutstanding ██▆▆▆▆▆▆▆▅▅▅▄▃▃▃▃▃▁▁▁▁▁▁42.55542.50537.47637.40437.29137.1936.99236.8436.75236.61136.1235.70432.27531.931.29531.10930.85330.24426.47726.47526.46326.33826.31326.306NANA2.645NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding NANANA38.877NANANA36.81336.66936.366NA33.98835.27234.275NA30.9430.66226.673NANANANANANANANANANANANA
 us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities rgnx:EmployeeStockPurchasePlanNANANA0.006NANANANANANANANA0.0070.001NANANANANANANANANANANANANANANANA
 us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities us-gaap:EmployeeStockOptionNANANA1.529NANANANANANANANA3.1532.62NANANANANANANANANANANANANANANANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic NANANA37.342NANANA36.81336.66936.366NA33.98832.08231.632NA30.9430.66226.673NANANANANANANANANANANANA
us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted █▁42.5141.819NANA37.25737.104NANA36.66936.366NANANANANA30.9430.66226.673NA26.46926.36226.327NA4.8092.7122.645NA2.643NANA
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount NA7.63NA4.0726.5346.47NA5.5865.525.4NA5.2150.8041.582NA5.6695.9015.78NA5.0524.7854.718NA3.46419.36111.03NA9.479NANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities rgnx:EmployeeStockPurchasePlanNA0.03NANA0.0380.032NA0.0160.0260.02NA0.004NANANA0.0120.0260.016NA0.012NANANANANANANANANANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities us-gaap:EmployeeStockOptionNA7.346NA4.0726.4966.438NA5.535.4545.34NA5.1710.8041.582NA5.6175.8355.724NA5.044.7854.718NA3.4643.0632.099NA1.885NANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities us-gaap:RestrictedStockUnitsRSUNA0.254NANANANANA0.040.040.04NA0.04NANANA0.040.040.04NANANANANANANANANANANANA
us-gaap:EarningsPerShareBasic NANA-1.240.24-0.91-1.08-0.72-0.94-0.04-0.890.12-0.560.333.3-0.51-0.67-0.47-0.82NANANANANANANANANANANANA
us-gaap:EarningsPerShareDiluted NANA-1.240.23-0.91-1.08-0.72-0.94-0.04-0.890.11-0.560.33.04-0.51-0.67-0.47-0.82NANANANANANANANANANANANA
us-gaap:EarningsPerShareBasicAndDiluted ▁█-1.36-1.2NANA-0.91-1.08NANA-0.04-0.89NANANANA-0.51-0.67-0.47-0.82-0.74-0.69-0.55-0.41-0.2-1.52-3.24-0.94-0.97-0.73-0.340.08
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
us-gaap:AllocatedShareBasedCompensationExpense ██▆▆▇▆▆▆▆▅▄▄▃▃▂▂▂▂▂▂▂▂▁▁9.9929.927.5818.0358.3168.0176.8757.1627.0995.7184.8864.4833.9823.2912.7962.7342.4832.5912.01.8291.6561.5460.8621.349NANANANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▁▁▁▄▂▂▂▂▃▂▄▃▄█▃▃▃▃▃▃▃▃▃▃▃▃▃▃-57.526-51.147-46.8648.304-32.432-40.823-26.622-34.692-0.927-31.6074.46-19.30510.726104.051-16.158-20.613-14.547-22.532-20.494-17.822-14.191-9.774-5.869-7.358-6.29-4.011-2.336-1.793NANA
us-gaap:CostOfGoodsAndServicesSold ▅▃▅█▃▂▃▂▂▁▂▁▃▂9.8194.85110.25717.3644.6843.4093.7912.4941.9270.0292.8430.5173.8722.408NANANANANANANANANANANANANANANANA
us-gaap:CostsAndExpenses ▇▆▇█▆▅▅▅▅▄▄▃▄▃▂▃▃▃▃▂▂▂▂▂▁▁▁▁▁▁74.26162.92675.09684.96158.39955.34452.09250.59644.75336.7938.32728.03133.68130.36618.63822.64521.61823.37722.16518.79317.32711.6449.9428.4877.6594.6373.3662.1842.152.102
us-gaap:GeneralAndAdministrativeExpense ███▇▇▇▆▆▆▅▅▄▄▄▃▄▃▃▃▃▃▃▂▂▂▁▁▁18.42517.83817.57115.85915.55414.83314.4512.40213.40511.55811.1449.0088.3188.384.8089.4446.3556.6225.7426.26.1695.4794.2322.5673.3971.7161.1191.07NANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▁▁▂▄▂▂▂▂▃▂▄▃▄█▃▃▃-57.639-50.135-40.4988.788-34.262-40.038-28.855-34.749-1.586-32.2985.927-20.49414.444104.239-15.997-20.706-14.473NANANANANANANANANANANANANA
us-gaap:IncomeTaxExpenseBenefit ▂▂█▂▁0.00.0045.743-0.003-0.5NA-2.391-0.165-0.129NA1.621-1.2923.85NANANANANANANANANANANANANANANANANA
us-gaap:InterestExpense ▁█6.3666.702NANANANANANANANANANANANANANANANANANANANA0.0NANANA0.1190.092NANA
us-gaap:NetIncomeLoss ▁▁▁▄▂▂▂▂▃▂▄▃▄█▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▄-57.639-50.139-46.2418.791-33.762-40.038-26.464-34.584-1.457-32.2284.306-19.20210.594104.239-15.997-20.706-14.473-21.993-19.608-18.154-14.437-10.768-5.178-7.332-6.29-4.011-2.333-1.793-0.6720.795
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▁▁▁▄▂▂▂▂▃▂▄▃▄█-57.639-50.139-46.2418.791-33.762-40.038-26.464-34.584-1.457-32.2284.306-19.20210.594104.239NANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic NANA-46.2418.791NANA-26.464-34.584-1.457-32.2284.306-19.20210.594104.239-15.997-20.706-14.473-21.993-19.608-18.154-14.437-10.768-5.176-7.332-8.792-2.497-2.559-1.919NANA
us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted NANA-46.2418.791NANA-26.464-34.584-1.457-32.2284.306-19.20210.594104.239-15.997-20.706-14.473-21.993NANANANANANANANANANANANA
us-gaap:NonoperatingIncomeExpense ▁▁▄▁▃▂▄▂█▃▃▂▃▂▂▂▂▂▂▂▂▂▂▂▂-5.413-6.09313.153-5.1637.571-2.33811.4691.14735.2863.6083.4772.2318.0942.2140.6010.6030.5830.9290.4260.5140.5150.4830.3230.0150.006NANANANANA
us-gaap:OperatingIncomeLoss ▁▁▁▄▂▂▂▂▂▂▄▂▄█▃▂▃▂▂▃▃▃▃▃▃▃▃▃-52.226-44.042-53.65113.951-41.833-37.7-40.324-35.896-36.872-35.9062.45-22.7256.35102.025-16.598-21.309-15.056-22.922-20.469-18.668-14.952-11.251-5.499-7.347-6.296-3.993-2.217-1.701NANA
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▄▁▂▃█▂▄▄▆▆▄▄▄▃▄▄▄▂▁▅▅▇▂▄0.113-1.008-0.623-0.4871.33-0.785-0.158-0.1080.530.6210.154-0.1030.132-0.188-0.1610.093-0.074-0.539-0.8860.3320.2460.994-0.693-0.026NANANANANANA
us-gaap:ProfitLoss ▁▁▁▄▂▂▂▂▃▂▄▃▄█▃▃-57.639-50.139-46.2418.791-33.762-40.038-26.464-34.584-1.457-32.2284.306-19.20210.594104.239-15.997-20.706NANANANANANANANANANANANANANA
us-gaap:ResearchAndDevelopmentExpense █▇██▇▆▆▆▅▅▅▄▄▄▃▃▃▃▃▃▂▂▂▂▁▁▁▁45.88239.72247.1843.96838.11137.03533.80735.69229.48325.20324.32918.50821.48619.5514.1712.51813.91716.61916.05912.5610.686.1834.8125.6644.0122.7912.0921.085NANA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▂▂▂▆▂▂▂▂▁▁▃▁▃█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁22.03518.88421.44598.91216.56617.64411.76814.77.8810.88440.7775.30640.031132.3912.041.3366.5620.4551.6960.1252.3750.3934.4411.141.3630.6441.1510.4831.5492.937
us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax ▂▂▂█▂▁▁▁▁18.42818.26320.90898.79915.4459.97810.7239.1824.424NA0.04.0NANANANANANANANANANANANANANANANANANA
us-gaap:Revenues ▂▂▂▆▂▂▂▂▁▁▃▁▃█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁22.03518.88421.44598.91216.56617.64411.76814.77.8810.88440.7775.30640.031132.3912.041.3366.5620.4551.6960.1252.3750.3934.4411.141.3630.6441.1510.4831.5492.937
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
us-gaap:Assets ██▆▅▄▄▄▄▅▄▅▄▃▂▁▁▂▂▁▁▁▁▁▂836.402879.442708.164541.174449.738463.936497.908509.237529.139519.031543.814514.984335.987317.217198.677209.255224.376224.127172.732195.975206.072214.984221.38227.314NANA3.491NANANA
us-gaap:Liabilities ███▄▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁329.157324.938330.411125.51451.87743.78447.71140.84234.54731.97834.96620.92718.76517.87715.64814.60412.67911.22910.99515.7499.8976.3834.5725.506NANA9.189NANANA
us-gaap:LiabilitiesAndStockholdersEquity ██▆▅▄▄▄▄▅▄▅▄▃▂▁▁▂▂▁▁▁▁▁▂836.402879.442708.164541.174449.738463.936497.908509.237529.139519.031543.814514.984335.987317.217198.677209.255224.376224.127172.732195.975206.072214.984221.38227.314NANA3.491NANANA
us-gaap:StockholdersEquity ▇█▅▆▅▆▆▆▇▇▇▇▄▃▁▂▂▂▁▁▂▂▂▂507.245554.504377.753415.66397.861420.152450.197468.395494.592487.053508.848494.057317.222299.34183.029194.651211.697212.898161.737180.226196.175208.601216.808221.808NANA-18.291NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
us-gaap:AssetsCurrent ▇▇█▆▅▅▅▅▅▄▅▆▄▄▂▂▂▂▁▁▁▁▁▃437.387498.638531.197386.95329.082338.233345.032360.228359.492303.884337.913386.357293.27262.718167.997172.161165.817148.80293.37196.6297.907105.58118.148215.485NANA3.031NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▆▇█▃▃▂▂▃▂▂▃▄▃▂▂▂▂▃▁▂▂▂▂▅▃▂▁▁257.072291.482338.42693.2294.22269.41169.51479.59455.14255.85275.561142.423106.88971.8746.65659.88457.64982.04524.8428.10830.08335.51154.116205.32485.21525.3681.1210.982NANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▆▇█▃▃▂▂▂▂▂▂▄▃▂▁▂▂▂▁258.402292.812339.75694.5595.55270.74170.84480.64756.19556.90576.614142.648107.11472.09546.88160.10957.87482.2725.065NANANANANANANANANANANA
us-gaap:MarketableSecuritiesCurrent ▃▄▃▄▅▆▆▇█▆▇▆▅▄▃▂▂▁▁▁▁▁▁117.665149.398137.314148.305174.964209.846226.696252.125286.354229.373244.2230.166179.605157.997114.122106.778104.43463.76464.71463.66264.12465.54460.025NANANANANANANA
us-gaap:AccountsReceivableNetCurrent ▁▁▁█44.39441.03942.999122.116NANA38.148NANANANANANANANANANANANANANANA2.136NANANA0.805NANANA
us-gaap:ReceivablesNetCurrent ▁▁▁█44.39441.03942.999122.116NANA38.148NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsCurrent ▆▃▂███▅▃▃▄▄▅▃▂▂▂▁▁▁▂▂▁▁5.1642.881.9537.1977.2717.0324.1992.4142.2813.9953.8314.8342.3472.2081.4121.391.2520.9221.012.01.4371.30.851NANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
us-gaap:PropertyPlantAndEquipmentGross █▇▅▄▄▃▃▃▃▃▃▂▂▂▂▂▂▂▂▁▁▁▁▁133.182113.94479.14159.44151.12446.70943.31140.73137.91331.97335.93925.78221.68518.91917.25414.13213.40412.2399.9486.1483.0471.4560.6180.428NANANANANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment █▇▇▆▆▅▅▄▄▃▃▃▂▂▂▂▁▁▁▁▁▁▁26.49724.60222.67420.5718.42816.29514.33812.44410.5838.8337.2375.9264.9874.093.2772.5841.881.1780.6240.3440.1830.1280.08NANANANANANANA
us-gaap:PropertyPlantAndEquipmentNet █▇▅▄▃▃▃▃▃▂▃▂▂▂▂▂▂▂▂▁▁▁▁▁106.68589.34256.46738.87132.69630.41428.97328.28727.3323.1428.70219.85616.69814.82913.97711.54811.52411.0619.3245.8042.8641.3280.5380.385NANA0.0NANANA
us-gaap:OperatingLeaseRightOfUseAsset ███▇▁▁▂▁▁▁62.2862.60763.81557.8278.6359.37510.0785.9055.9046.858NANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ▇█▅▄▄▃▄▄▃▃▃▂▂▂▂▂▁▁▁▁▁▁▁7.6929.0685.2794.364.3232.854.5554.0113.2112.2552.3151.651.5140.8830.8620.8360.3930.2970.40.2390.2660.2230.168NANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
us-gaap:AccountsPayableCurrent ▅▆▆█▆▅▄▅▃▃▃▃▃▃▃▂▂▃▁▃▂▁▁▂9.35411.31110.62215.24410.9019.0086.4099.6085.8514.2044.4125.2144.235.0074.8322.5943.9484.1291.5435.3762.0761.1131.0143.105NANA0.334NANANA
us-gaap:AccruedIncomeTaxesCurrent NA4.0053.135NANANANA0.5080.5641.1340.726NANANANANANANANANANANANANANANANANANANA
 us-gaap:AccruedLiabilitiesCurrent us-gaap:RelatedPartyTransactionsByRelatedParty rgnx:GlaxoSmithKlineLLCNANA13.1NANANA6.7NANANA4.11.71.33.80.30.80.70.20.40.0740.5260.2330.526NANANA2.028NANANA
us-gaap:ContractWithCustomerLiabilityCurrent ▁▁██0.3950.3950.4490.449NANANANANA0.60.60.60.6NANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent █▇▇▆▄▃▃▃▃▂▂▂▂▂▂▂▂▁▁▂▁▁▁▁91.55483.96181.44763.61340.20331.78933.67631.34524.66121.3922.17619.1216.85314.87614.43713.39911.4629.9589.66914.3829.1495.7814.3395.308NANA9.189NANANA
us-gaap:OperatingLeaseLiabilityCurrent ▁▂▄█▆▄▄▄▃▄1.7091.8432.53.5643.0132.4542.4212.5062.2762.397NANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAccruedLiabilitiesCurrent ▄▁▂▂▁▃▂▆█▃▁▃▄▄▂▄▄▃▃▄▃█▇0.4310.1220.1760.2170.0930.2950.2290.7330.9440.2680.0690.280.3880.4220.2360.4470.4920.330.2670.4420.2790.9310.776NANANA0.334NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
us-gaap:OtherLiabilitiesNoncurrent ▁▁▁▁▁▂▆▆▆▆█▂▂▆0.5140.4480.5240.5450.5820.6721.8281.8441.8991.7722.5050.6910.721.776NANANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseLiabilityNoncurrent █▇▇▆▁▁▁▁▁▁82.38375.07870.15357.4617.0857.998.8744.324.6545.483NANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA6.0213.964NANA4.9723.473.2733.088NANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA8.6715.055NANA6.0544.9684.723.744NANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA9.7456.98NANA7.8286.0516.0454.931NANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA9.9998.0NANA8.0416.8486.8555.667NANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA93.14899.184NANA97.34983.73183.6576.892NANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
us-gaap:StockholdersEquity ▇█▅▆▅▆▆▆▇▇▇▇▄▃▁▂▂▂▁▁▂▂▂▂507.245554.504377.753415.66397.861420.152450.197468.395494.592487.053508.848494.057317.222299.34183.029194.651211.697212.898161.737180.226196.175208.601216.808221.808NANA-18.291NANANA
us-gaap:CommonStockValue ████████████▁▁▁▁▁▁▁▁▁▁▁0.0040.0040.0040.0040.0040.0040.0040.0040.0040.0040.0040.0040.0030.0030.0030.0030.0030.0030.0030.0030.0030.0030.003NANANANANANANA
us-gaap:AdditionalPaidInCapitalCommonStock ██▅▅▅▅▅▅▅▅▅▄▂▂▂▂▂▂▁▁▁▁▁▁905.346895.079667.181658.224648.729638.588627.81619.386610.891602.425592.58582.249386.11378.954371.497366.96363.393350.047276.354274.349272.476270.711269.144268.275NANA10.518NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▁▂▃▄▄▅▅▆▇▇▇▇█▇▅▅▆▆▇▇▇███-396.85-339.211-289.072-242.831-251.622-217.86-177.822-151.358-116.774-115.317-83.016-87.322-68.12-78.714-187.756-171.759-151.053-136.58-114.587-94.979-76.825-62.388-51.62-46.444NANA-28.809NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▁▁▄▆█▃▆▆▇▅▃▃▃▂▃▄▃▄▅█▇▆▃-1.255-1.368-0.360.2630.75-0.580.2050.3630.471-0.059-0.72-0.874-0.771-0.903-0.715-0.553-0.646-0.572-0.0330.8530.5210.275-0.719NANANANANANANA
us-gaap:StockIssuedDuringPeriodValueNewIssues ▁█0.0216.059NANANANANANANANA0.0189.097NANANANANANANANANANANANANANANANANANA
 us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapital▁█0.0216.059NANANANANANANANA0.0189.096NANANANANANANANANANANANANANANANANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue ██▅▆▆▆▅▅▅▄▃▂▂▁9.9929.927.5818.0358.3168.0176.8757.1627.0995.7184.8864.4833.9823.291NANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▂▁▆▁▂▁▂▂▂▂▃▂█▇▃▃-29.872-41.13139.468-36.46-21.496-35.573-25.506-29.153-23.749-29.297-4.14-19.55770.21158.134-13.826-17.136NANANANANANANANANANANANANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▁▇██▇▇█▇▇▅▃▆▆▇▇7.799-214.18311.5733.99844.48232.70914.15452.27221.6725.461-67.182-136.723-38.367-37.086-1.14318.765NANANANANANANANANANANANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁██▁▁▁▁▁▁▂▂▇▁▂▁▁-12.337208.37194.1681.461.8252.7611.5491.3331.3674.1275.288191.8143.1754.1661.7410.606NANANANANANANANANANANANANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▂▁█▂▃▂▂▃▂▂▁▃▃▃▂▃-34.41-46.944245.206-1.00224.811-0.103-9.80324.452-0.71-19.709-66.03435.53435.01925.214-13.2282.235NANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
us-gaap:IncreaseDecreaseInAccountsReceivable ▄▄▁█▄▅▄▅▄▄▅▄▂▇▄▄▄▄▄▄▄▄▄▄▄▄▄3.102-1.618-79.54486.731-3.0335.744-2.0779.282.01-0.59123.7891.893-60.29351.414-0.4110.832-0.179-0.8030.386-0.106-1.24-0.1131.5420.985-0.854-0.331-0.298NANANA
us-gaap:NetCashProvidedByUsedInOperatingActivities ▂▁▆▁▂▁▂▂▂▂▃▂█▇▃▃-29.872-41.13139.468-36.46-21.496-35.573-25.506-29.153-23.749-29.297-4.14-19.55770.21158.134-13.826-17.136NANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▁▁▁▄▂▂▂▂▃▂▄▃▄█▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▄-57.639-50.139-46.2418.791-33.762-40.038-26.464-34.584-1.457-32.2284.306-19.20210.594104.239-15.997-20.706-14.473-21.993-19.608-18.154-14.437-10.768-5.178-7.332-6.29-4.011-2.333-1.793-0.6720.795
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▁▁▁▄▂▂▂▂▃▂▄▃▄█-57.639-50.139-46.2418.791-33.762-40.038-26.464-34.584-1.457-32.2284.306-19.20210.594104.239NANANANANANANANANANANANANANANANA
us-gaap:ProfitLoss ▁▁▁▄▂▂▂▂▃▂▄▃▄█▃▃-57.639-50.139-46.2418.791-33.762-40.038-26.464-34.584-1.457-32.2284.306-19.20210.594104.239-15.997-20.706NANANANANANANANANANANANANANA
us-gaap:ShareBasedCompensation ██▆▇▇▇▆▆▆▅▄▄▄▃▃▃▃▃▂▂▂▂▂▂▁▁▁9.9929.927.5818.0358.3168.0176.8757.1627.0995.7184.8864.4833.9813.2912.7962.7352.4832.5912.01.8291.6561.5460.8621.3480.6350.0760.099NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▁▇██▇▇█▇▇▅▃▆▆▇▇7.799-214.18311.5733.99844.48232.70914.15452.27221.6725.461-67.182-136.723-38.367-37.086-1.14318.765NANANANANANANANANANANANANANA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▅█▄▂▂▂▁▂▂▂▂▂▂▂▁▁▁▂▂▁▁▁▁▁▁▁19.84231.02112.8896.0723.2784.631.0312.6795.5552.4554.8893.3722.6732.3442.1010.451.682.9294.4352.2231.0750.4160.1280.0790.2090.106NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁██▁▁▁▁▁▁▂▂▇▁▂▁▁-12.337208.37194.1681.461.8252.7611.5491.3331.3674.1275.288191.8143.1754.1661.7410.606NANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value4000.04000.04000.04000.04000.04000.04000.04000.04000.04000.04000.04000.03000.03000.03000.03000.03000.03000.03000.03000.03000.03000.03000.0
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

Shares Outstanding

us-gaap:SharesOutstanding us-gaap:StatementEquityComponents

us-gaap:SharesOutstanding

us-gaap:CommonStock


Shares
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-31
Value42423737373736363636363532313126262.645
Percentage of SharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value4242373737373636363636353231313130302626262626262.645
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value4242373737373636363636353231313130302626262626262.645
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2020-09-302019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value38363636333534303026
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

rgnx:EmployeeStockPurchasePlan


Weighted
Period End2020-09-302018-06-302018-03-31
Value0.0060.0070.001
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding0.00.00.0

us-gaap:EmployeeStockOption


Weighted
Period End2020-09-302018-06-302018-03-31
Value1.5293.1532.62
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding3.98.97.6

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2020-09-302019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value37363636333231303026
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Share Outstanding Basic And Diluted

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted


Weighted
Period End2021-06-302021-03-312020-06-302020-03-312019-06-302019-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-30
Value4241373736363030262626264.8092.7122.6452.643
Percentage of WeightedAverageNumberOfShareOutstandingBasicAndDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


Antidilutive
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-30
Value7.634.0726.5346.475.5865.525.45.2150.8041.5825.6695.9015.785.0524.7854.7183.46419119.479
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

rgnx:EmployeeStockPurchasePlan


Antidilutive
Period End2021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302017-09-302017-06-302017-03-312016-09-30
Value0.030.0380.0320.0160.0260.020.0040.0120.0260.0160.012
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount0.40.60.50.30.50.40.10.20.40.30.2

us-gaap:EmployeeStockOption


Antidilutive
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-30
Value7.3464.0726.4966.4385.535.4545.345.1710.8041.5825.6175.8355.7245.044.7854.7183.4643.0632.0991.885
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount96.3100.099.499.599.098.898.999.2100.0100.099.198.999.099.8100.0100.0100.015.819.019.9

us-gaap:RestrictedStockUnitsRSU


Antidilutive
Period End2021-03-312019-09-302019-06-302019-03-312018-09-302017-09-302017-06-302017-03-31
Value0.2540.040.040.040.040.040.040.04
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount3.30.70.70.70.80.70.70.7

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-1.240.24-0.91-1.08-0.72-0.94-0.04-0.890.12-0.560.333.3-0.51-0.67-0.47-0.82
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-1.240.23-0.91-1.08-0.72-0.94-0.04-0.890.11-0.560.33.04-0.51-0.67-0.47-0.82
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic And Diluted

us-gaap:EarningsPerShareBasicAndDiluted

us-gaap:EarningsPerShareBasicAndDiluted


Earnings
Period End2021-06-302021-03-312020-06-302020-03-312019-06-302019-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-1.36-1.2-0.91-1.08-0.04-0.89-0.51-0.67-0.47-0.82-0.74-0.69-0.55-0.41-0.2-1.52-3.24-0.94-0.97-0.73-0.340.08
Percentage of EarningsPerShareBasicAndDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value9.9929.927.5818.0358.3168.0176.8757.1627.0995.7184.8864.4833.9823.2912.7962.7342.4832.5912.01.8291.6561.5460.8621.349
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax45.352.535.48.150.245.458.448.790.1646.812.084.59.92.5137.1204.637.8569.5117.91463.269.7393.419.4118.3

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:AwardType

us-gaap:EmployeeStockOption


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value9.0759.0157.4337.888.0867.7796.7036.9656.8445.4524.7124.3093.8183.1222.6612.5982.3322.4391.9481.81.6561.5460.8621.349
Percentage of AllocatedShareBasedCompensationExpense90.890.998.098.197.297.097.597.296.495.396.496.195.994.995.295.093.994.197.498.4100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax41.247.734.78.048.844.157.047.486.8616.711.681.29.52.4130.4194.535.5536.0114.91440.069.7393.419.4118.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:EmployeeStockOption0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RestrictedStockUnitsRSU


Allocated
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.7150.6790.0510.0690.0690.0680.0690.0690.0690.0680.0680.0690.0690.069
Percentage of AllocatedShareBasedCompensationExpense7.26.80.71.01.01.21.41.51.72.12.42.52.82.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.23.60.40.50.97.70.21.30.20.13.35.21.115.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RestrictedStockUnitsRSU0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation

us-gaap:GeneralAndAdministrativeExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value4.8934.8893.7433.9254.0323.973.3743.5053.5733.3712.6382.5432.0871.7611.4671.311.3461.3531.0811.0151.0371.1540.5150.248
Percentage of AllocatedShareBasedCompensationExpense49.049.349.448.848.549.549.148.950.359.054.056.752.453.552.547.954.252.254.055.562.674.659.718.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.225.917.54.024.322.528.723.845.3381.36.547.95.21.371.998.120.5297.463.7812.043.7293.611.621.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:GeneralAndAdministrativeExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ResearchAndDevelopmentExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value5.0995.0313.8384.114.2844.0473.5013.6573.5262.3472.2481.941.8951.531.3291.4241.1371.2380.9190.8140.6190.3920.3471.101
Percentage of AllocatedShareBasedCompensationExpense51.050.750.651.251.550.550.951.149.741.046.043.347.646.547.552.145.847.846.044.537.425.440.381.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.126.617.94.225.922.929.824.944.7265.55.536.64.71.265.1106.617.3272.154.2651.226.199.77.896.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ResearchAndDevelopmentExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:SubsidiarySaleOfStock

us-gaap:EmployeeStock


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value0.2020.2260.1480.1550.230.2380.1210.1280.1860.1980.1050.1050.0950.1010.0670.0670.0820.0830.0290.029
Percentage of AllocatedShareBasedCompensationExpense2.02.32.01.92.83.01.81.82.63.52.12.32.43.12.42.53.33.21.41.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.91.20.70.21.41.31.00.92.422.40.32.00.20.13.35.01.218.21.723.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:EmployeeStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value-57.526-51.147-46.8648.304-32.432-40.823-26.622-34.692-0.927-31.6074.46-19.30510104-16.158-20.613-14.547-22.532-20.494-17.822-14.191-9.774-5.869-7.358-6.29-4.011-2.336-1.793
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-261.1-270.8-218.58.4-195.8-231.4-226.2-236.0-11.8-3575.510.9-363.826.878.6-792.1-1542.9-221.7-4952.1-1208.4-14257.6-597.5-2487.0-132.2-645.4-461.5-622.8-203.0-371.2

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9.8194.85110174.6843.4093.7912.4941.9270.0292.8430.5173.8722.408
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax44.625.747.817.628.319.332.217.024.53.37.09.79.71.8

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value746275845855525044363828333018222123221817119.9428.4877.6594.6373.3662.1842.152.102
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax337.0333.2350.285.9352.5313.7442.7344.2567.94161.894.0528.384.122.9913.61695.0329.45137.81306.915034.4729.62962.8223.9744.5561.9720.0292.4452.2138.871.6

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense


General
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value18171715151414121311119.0088.3188.384.8089.4446.3556.6225.7426.26.1695.4794.2322.5673.3971.7161.1191.07
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax83.694.581.916.093.984.1122.884.4170.11307.527.3169.820.86.3235.7706.996.81455.4338.64960.0259.71394.195.3225.2249.2266.597.2221.5

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-57.639-50.135-40.4988.788-34.262-40.038-28.855-34.749-1.586-32.2985.927-20.49414104-15.997-20.706-14.473
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-261.6-265.5-188.88.9-206.8-226.9-245.2-236.4-20.1-3653.614.5-386.236.178.7-784.2-1549.9-220.6

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-30
Value04000.05743000.0-3000.0-500000.0-2391000.0-165000.0-129000.01621000.0-1292000.03850000.0
Percentage of IncomeTaxExpenseBenefit0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.026.8-0.0-3.0-20.3-1.1-1.64.0-24.39.6

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312015-12-312014-12-312014-09-30
Value6.3666.7020.00.1190.092
Percentage of InterestExpense100.0100.00.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax28.935.50.010.319.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-57.639-50.139-46.2418.791-33.762-40.038-26.464-34.584-1.457-32.2284.306-19.20210104-15.997-20.706-14.473-21.993-19.608-18.154-14.437-10.768-5.178-7.332-6.29-4.011-2.333-1.793-0.6720.795
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-261.6-265.5-215.68.9-203.8-226.9-224.9-235.3-18.5-3645.710.6-361.926.578.7-784.2-1549.9-220.6-4833.6-1156.1-14523.2-607.9-2739.9-116.6-643.2-461.5-622.8-202.7-371.2-43.427.1

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-57.639-50.139-46.2418.791-33.762-40.038-26.464-34.584-1.457-32.2284.306-19.20210104
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-261.6-265.5-215.68.9-203.8-226.9-224.9-235.3-18.5-3645.710.6-361.926.578.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


Net
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value-46.2418.791-26.464-34.584-1.457-32.2284.306-19.20210104-15.997-20.706-14.473-21.993-19.608-18.154-14.437-10.768-5.176-7.332-8.792-2.497-2.559-1.919
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-215.68.9-224.9-235.3-18.5-3645.710.6-361.926.578.7-784.2-1549.9-220.6-4833.6-1156.1-14523.2-607.9-2739.9-116.6-643.2-645.0-387.7-222.3-397.3

Net Income Loss Available To Common Stockholders Diluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted


Net
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-46.2418.791-26.464-34.584-1.457-32.2284.306-19.20210104-15.997-20.706-14.473-21.993
Percentage of NetIncomeLossAvailableToCommonStockholdersDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-215.68.9-224.9-235.3-18.5-3645.710.6-361.926.578.7-784.2-1549.9-220.6-4833.6

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


Nonoperating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value-5.413-6.09313-5.1637.571-2.338111.147353.6083.4772.2318.0942.2140.6010.6030.5830.9290.4260.5140.5150.4830.3230.0150.006
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-24.6-32.361.3-5.245.7-13.397.57.8447.7408.18.542.020.21.729.545.18.9204.225.1411.221.7122.97.31.30.4

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value-52.226-44.042-53.65113-41.833-37.7-40.324-35.896-36.872-35.9062.45-22.7256.35102-16.598-21.309-15.056-22.922-20.469-18.668-14.952-11.251-5.499-7.347-6.296-3.993-2.217-1.701
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-237.0-233.2-250.214.1-252.5-213.7-342.7-244.2-467.9-4061.86.0-428.315.977.1-813.6-1595.0-229.4-5037.8-1206.9-14934.4-629.6-2862.8-123.8-644.5-461.9-620.0-192.6-352.2

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value113000.0-1008000.0-623000.0-487000.01330000.0-785000.0-158000.0-108000.0530000.0621000.0154000.0-103000.0132000.0-188000.0-161000.093000.0-74000.0-539000.0-886000.0332000.0246000.0994000.0-693000.0-26000.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.5-5.3-2.9-0.58.0-4.4-1.3-0.76.770.20.4-1.90.3-0.1-7.97.0-1.1-118.5-52.2265.610.4252.9-15.6-2.3

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-57.639-50.139-46.2418.791-33.762-40.038-26.464-34.584-1.457-32.2284.306-19.20210104-15.997-20.706
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-261.6-265.5-215.68.9-203.8-226.9-224.9-235.3-18.5-3645.710.6-361.926.578.7-784.2-1549.9

Research And Development Expense

us-gaap:ResearchAndDevelopmentExpense

us-gaap:ResearchAndDevelopmentExpense


Research
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value4539474338373335292524182119141213161612106.1834.8125.6644.0122.7912.0921.085
Percentage of ResearchAndDevelopmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax208.2210.3220.044.5230.1209.9287.3242.8374.12851.059.7348.853.714.8694.6937.0212.13652.5946.910048.0449.71573.3108.4496.8294.4433.4181.8224.6

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value22182198161711147.8810.884405.306401322.041.3366.5620.4551.6960.1252.3750.3934.4411.141.3630.6441.1510.4831.5492.937
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService

us-gaap:LicenseAndService


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value22181617
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:LicenseAndService100.0100.0100.0100.0

Revenue From Contract With Customer Including Assessed Tax

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-30
Value18182098159.978109.1824.4240.04.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax83.696.797.599.993.256.691.162.556.10.075.4

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax us-gaap:ProductOrService

rgnx:AchievementOfSalesBasedMilestoneForZolgensma


Revenue
Period End2020-12-312020-09-30
Value0.080
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.081.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.080.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax rgnx:AchievementOfSalesBasedMilestoneForZolgensma0.00.0

rgnx:ZolgensmaRoyalties


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value18182018119.978109.1820.924
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax100.0100.0100.019.077.3100.0100.0100.020.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax83.696.797.519.072.156.691.162.511.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax rgnx:ZolgensmaRoyalties0.00.00.00.00.00.00.00.00.0

us-gaap:License


Revenue
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-30
Value0.00.03.50.00.03.50.04.0
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax0.00.022.70.00.079.10.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.021.10.00.044.40.075.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:License0.00.00.00.00.0583.30.075.4

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value22182198161711147.8810.884405.306401322.041.3366.5620.4551.6960.1252.3750.3934.4411.141.3630.6441.1510.4831.5492.937
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value8368797085414494634975095295195435143353171982092242241721952062142212273.491
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value329324330125514347403431342018171514121110159.8976.3834.5725.5069.189
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets39.436.946.723.211.59.49.68.06.56.26.44.15.65.67.97.05.75.06.48.04.83.02.12.4263.2

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value8368797085414494634975095295195435143353171982092242241721952062142212273.491
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312013-12-312012-12-31
Value507554377415397420450468494487508494317299183194211212161180196208216221-18.291-13.921-8.112
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets60.663.153.376.888.590.690.492.093.593.893.695.994.494.492.193.094.395.093.692.095.297.097.997.6-523.90.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value-1.255-1.368-0.360.2630.75-0.580.2050.3630.471-0.059-0.72-0.874-0.771-0.903-0.715-0.033-0.719
Percentage of StockholdersEquity-0.2-0.2-0.10.10.2-0.10.00.10.1-0.0-0.1-0.2-0.2-0.3-0.4-0.0-0.3
Percentage of Assets-0.2-0.2-0.10.00.2-0.10.00.10.1-0.0-0.1-0.2-0.2-0.3-0.4-0.0-0.3
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-31
Value90589566765864863862761961060259258238637837127626910
Percentage of StockholdersEquity178.5161.4176.6158.4163.1152.0139.5132.2123.5123.7116.5117.9121.7126.6203.0170.9124.1-57.5
Percentage of Assets108.2101.894.2121.6144.2137.6126.1121.6115.5116.1109.0113.1114.9119.5187.0160.0121.6301.3
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value0.0040.0040.0040.0040.0040.0040.0040.0040.0040.0040.0040.0040.0030.0030.0030.0030.003
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value-396.85-339.211-289.072-242.831-251.622-217.86-177.822-151.358-116.774-115.317-83.016-87.322-68.12-78.714-187.756-114.587-51.62-28.809-24.806-18.709
Percentage of StockholdersEquity-78.2-61.2-76.5-58.4-63.2-51.9-39.5-32.3-23.6-23.7-16.3-17.7-21.5-26.3-102.6-70.8-23.8157.5178.2230.6
Percentage of Assets-47.4-38.6-40.8-44.9-55.9-47.0-35.7-29.7-22.1-22.2-15.3-17.0-20.3-24.8-94.5-66.3-23.3-825.20.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value4374985313863293383453603593033373862932621671721651489396971051182153.031
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets52.356.775.071.573.272.969.370.767.958.562.175.087.382.884.682.373.966.454.149.347.549.153.494.886.8

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312012-12-31
Value25729133893946969795555751421067146595782242830355420585251.1210.9821.1192.166
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets30.733.147.817.221.015.014.015.610.410.813.927.731.822.723.528.625.736.614.414.314.616.524.490.30.00.032.10.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value2582923399495707080565676142107724660578225
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets30.933.348.017.521.215.214.215.810.611.014.127.731.922.723.628.725.836.714.5

Marketable Securities Current

us-gaap:MarketableSecuritiesCurrent

us-gaap:MarketableSecuritiesCurrent


Marketable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value117149137148174209226252286229244230179157114106104636463646560
Percentage of MarketableSecuritiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets14.117.019.427.438.945.245.549.554.144.244.944.753.549.857.451.046.528.437.532.531.130.527.1

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312015-12-312014-12-31
Value444142122382.1360.805
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.34.76.122.67.71.023.1

Receivables Net Current

us-gaap:ReceivablesNetCurrent

us-gaap:ReceivablesNetCurrent


Receivables
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value44414212238
Percentage of ReceivablesNetCurrent100.0100.0100.0100.0100.0
Percentage of Assets5.34.76.122.67.7

Other Assets Current

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value5164000.02880000.01953000.07197000.07271000.07032000.04199000.02414000.02281000.03995000.03831000.04834000.02347000.02208000.01412000.01390000.01252000.0922000.01010000.02000000.01437000.01300000.0851000.0
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.60.30.31.31.61.50.80.50.40.80.70.90.70.70.70.70.60.40.61.00.70.60.4

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value133113795951464340373135252118171413129.9486.1483.0471.4560.6180.428
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets15.913.011.211.011.410.18.78.07.26.26.65.06.56.08.76.86.05.55.83.11.50.70.30.2

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

rgnx:LaboratoryAndManufacturingEquipment


Property
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value3834262319
Percentage of PropertyPlantAndEquipmentGross28.929.933.239.045.4
Percentage of Assets4.63.93.74.33.9
Percentage of Assets rgnx:LaboratoryAndManufacturingEquipment0.00.00.00.00.0

us-gaap:ComputerEquipment


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value3.843.9543.7643.2723.0282.6882.5452.4482.3422.1042.0021.9451.8141.6381.4811.3861.2761.1671.0380.8650.660.5620.4580.332
Percentage of PropertyPlantAndEquipmentGross2.93.54.85.55.95.85.96.06.26.65.67.58.48.78.69.89.59.510.414.121.738.674.177.6
Percentage of Assets0.50.40.50.60.70.60.50.50.40.40.40.40.50.50.70.70.60.50.60.40.30.30.20.1
Percentage of Assets us-gaap:ComputerEquipment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FurnitureAndFixtures


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value6.4864.6994.1142.8982.8972.282.1881.961.9461.9351.9151.8721.6951.4951.3841.2851.2711.2511.2130.870.4770.3090.1050.094
Percentage of PropertyPlantAndEquipmentGross4.94.15.24.95.74.95.14.85.16.15.37.37.87.98.09.19.510.212.214.215.721.217.022.0
Percentage of Assets0.80.50.60.50.60.50.40.40.40.40.40.40.50.50.70.60.60.60.70.40.20.10.00.0
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LeaseholdImprovements


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value8471443023211817171211108.686.8415.8285.1394.9614.9554.9173.6571.5510.5850.0550.002
Percentage of PropertyPlantAndEquipmentGross63.462.556.850.746.746.243.743.845.138.732.742.040.036.233.836.437.040.549.459.550.940.28.90.5
Percentage of Assets10.18.16.35.65.34.63.83.53.22.42.22.12.62.22.92.52.22.22.81.90.80.30.00.0
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value2624222018161412108.8337.2375.9264.9874.093.2772.5841.881.1780.6240.3440.1830.1280.08
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.22.83.23.84.13.52.92.42.01.71.31.21.51.31.61.20.80.50.40.20.10.10.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value10689563832302828272328191614131111119.3245.8042.8641.3280.5380.3850.0
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets12.810.28.07.27.36.65.85.65.24.55.33.95.04.77.05.55.14.95.43.01.40.60.20.20.0

us-gaap:PropertyPlantAndEquipmentNet us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty

rgnx:NineThousandEightHundredFourMedicalCenterDrive


Property
Period End2020-12-312020-09-30
Value3617
Percentage of PropertyPlantAndEquipmentNet64.344.5
Percentage of Assets5.13.2
Percentage of Assets rgnx:NineThousandEightHundredFourMedicalCenterDrive0.00.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value626263578.6359.375105.9055.9046.858
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.47.19.010.71.92.02.01.21.11.3

us-gaap:OperatingLeaseRightOfUseAsset us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty

rgnx:NineThousandEightHundredFourMedicalCenterDrive


Operating
Period End2020-12-312020-09-30
Value5050
Percentage of OperatingLeaseRightOfUseAsset78.587.5
Percentage of Assets7.19.4
Percentage of Assets rgnx:NineThousandEightHundredFourMedicalCenterDrive0.00.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value7692000.09068000.05279000.04360000.04323000.02850000.04555000.04011000.03211000.02255000.02315000.01650000.01514000.0883000.0862000.0836000.0393000.0297000.0400000.0239000.0266000.0223000.0168000.0
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.91.00.70.81.00.60.90.80.60.40.40.30.50.30.40.40.20.10.20.10.10.10.1

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value9.354111015109.0086.4099.6085.8514.2044.4125.2144.235.0074.8322.5943.9484.1291.5435.3762.0761.1131.0143.1050.334
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.11.31.52.82.41.91.31.91.10.80.81.01.31.62.41.21.81.80.92.71.00.50.51.49.6

Accrued Income Taxes Current

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:AccruedIncomeTaxesCurrent


Accrued
Period End2021-03-312020-12-312019-09-302019-06-302019-03-312018-12-31
Value4005000.03135000.0508000.0564000.01134000.0726000.0
Percentage of AccruedIncomeTaxesCurrent100.0100.0100.0100.0100.0100.0
Percentage of Assets0.50.40.10.10.20.1

Accrued Liabilities Current

us-gaap:AccruedLiabilitiesCurrent us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:AccruedLiabilitiesCurrent

rgnx:GlaxoSmithKlineLLC


Accrued
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value136.74.11.71.33.80.30.80.70.20.40.0740.5260.2330.5262.028
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.81.30.80.30.41.20.20.40.30.10.20.00.30.10.258.1
Percentage of Assets rgnx:GlaxoSmithKlineLLC0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302019-03-312018-12-312018-09-302018-06-30
Value395000.0395000.0449000.0449000.0600000.0600000.0600000.0600000.0
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.10.10.10.10.10.2

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value91838163403133312421221916141413119.9589.669149.1495.7814.3395.3089.189
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.99.511.511.88.96.96.86.24.74.14.13.75.04.77.36.45.14.45.67.34.42.72.02.3263.2

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1709000.01843000.02500000.03564000.03013000.02454000.02421000.02506000.02276000.02397000.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.40.70.70.50.50.50.40.5

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherAccruedLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value431000.0122000.0176000.0217000.093000.0295000.0229000.0733000.0944000.0268000.069000.0280000.0388000.0422000.0236000.0447000.0492000.0330000.0267000.0442000.0279000.0931000.0776000.0334000.0
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.00.00.00.00.10.00.10.20.10.00.10.10.10.10.20.20.10.20.20.10.40.49.6

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value514000.0448000.0524000.0545000.0582000.0672000.01828000.01844000.01899000.01772000.02505000.0691000.0720000.01776000.0
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.10.10.10.40.40.40.30.50.10.20.6

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value827570577.0857.998.8744.324.6545.483
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.88.59.910.61.61.71.80.80.91.1

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-31
Value6021000.03964000.04972000.03470000.03273000.03088000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0100.0100.0
Percentage of Assets0.90.71.00.70.60.6

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-31
Value8671000.05055000.06054000.04968000.04720000.03744000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0100.0100.0
Percentage of Assets1.20.91.21.00.90.7

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-31
Value9745000.06980000.07828000.06051000.06045000.04931000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0100.0100.0100.0
Percentage of Assets1.41.31.61.21.11.0

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-31
Value9999000.08000000.08041000.06848000.06855000.05667000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0100.0100.0100.0100.0100.0
Percentage of Assets1.41.51.61.31.31.1

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-31
Value939997838376
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0100.0100.0100.0100.0100.0
Percentage of Assets13.218.319.616.415.814.8

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-312020-09-30
Value7261
Percentage of OperatingLeaseLiability100.0100.0
Percentage of Assets10.311.3

us-gaap:OperatingLeaseLiability us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty

rgnx:NineThousandEightHundredFourMedicalCenterDrive


Operating
Period End2020-12-312020-09-30
Value5752
Percentage of OperatingLeaseLiability79.686.0
Percentage of Assets8.29.7
Percentage of Assets rgnx:NineThousandEightHundredFourMedicalCenterDrive0.00.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-31
Value13112412710510596
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0100.0100.0100.0
Percentage of Assets18.623.025.520.720.018.6

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-312020-09-30
Value4645
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0
Percentage of Assets6.58.5

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312013-12-312012-12-31
Value507554377415397420450468494487508494317299183194211212161180196208216221-18.291-13.921-8.112
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets60.663.153.376.888.590.690.492.093.593.893.695.994.494.492.193.094.395.093.692.095.297.097.997.6-523.90.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value-1.255-1.368-0.360.2630.75-0.580.2050.3630.471-0.059-0.72-0.874-0.771-0.903-0.715-0.033-0.719
Percentage of StockholdersEquity-0.2-0.2-0.10.10.2-0.10.00.10.1-0.0-0.1-0.2-0.2-0.3-0.4-0.0-0.3
Percentage of Assets-0.2-0.2-0.10.00.2-0.10.00.10.1-0.0-0.1-0.2-0.2-0.3-0.4-0.0-0.3
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-31
Value90589566765864863862761961060259258238637837127626910
Percentage of StockholdersEquity178.5161.4176.6158.4163.1152.0139.5132.2123.5123.7116.5117.9121.7126.6203.0170.9124.1-57.5
Percentage of Assets108.2101.894.2121.6144.2137.6126.1121.6115.5116.1109.0113.1114.9119.5187.0160.0121.6301.3
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value0.0040.0040.0040.0040.0040.0040.0040.0040.0040.0040.0040.0040.0030.0030.0030.0030.003
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value-396.85-339.211-289.072-242.831-251.622-217.86-177.822-151.358-116.774-115.317-83.016-87.322-68.12-78.714-187.756-114.587-51.62-28.809-24.806-18.709
Percentage of StockholdersEquity-78.2-61.2-76.5-58.4-63.2-51.9-39.5-32.3-23.6-23.7-16.3-17.7-21.5-26.3-102.6-70.8-23.8157.5178.2230.6
Percentage of Assets-47.4-38.6-40.8-44.9-55.9-47.0-35.7-29.7-22.1-22.2-15.3-17.0-20.3-24.8-94.5-66.3-23.3-825.20.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value4000.04000.04000.04000.04000.04000.04000.04000.04000.04000.04000.04000.03000.03000.03000.03000.03000.03000.03000.03000.03000.03000.03000.0
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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value90589566765864863862761961060259258238637837136636335027627427227026926810
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets108.2101.894.2121.6144.2137.6126.1121.6115.5116.1109.0113.1114.9119.5187.0175.4162.0156.2160.0140.0132.2125.9121.6118.0301.3

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value-396.85-339.211-289.072-242.831-251.622-217.86-177.822-151.358-116.774-115.317-83.016-87.322-68.12-78.714-187.756-171.759-151.053-136.58-114.587-94.979-76.825-62.388-51.62-46.444-28.809
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-47.4-38.6-40.8-44.9-55.9-47.0-35.7-29.7-22.1-22.2-15.3-17.0-20.3-24.8-94.5-82.1-67.3-60.9-66.3-48.5-37.3-29.0-23.3-20.4-825.2

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value-1255000.0-1368000.0-360000.0263000.0750000.0-580000.0205000.0363000.0471000.0-59000.0-720000.0-874000.0-771000.0-903000.0-715000.0-553000.0-646000.0-572000.0-33000.0853000.0521000.0275000.0-719000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-0.2-0.2-0.10.00.2-0.10.00.10.1-0.0-0.1-0.2-0.2-0.3-0.4-0.3-0.3-0.3-0.00.40.30.1-0.3

Stock Issued During Period Value New Issues

us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:StockIssuedDuringPeriodValueNewIssues


Stock
Period End2021-06-302021-03-312018-12-312018-09-30
Value0.02160.0189
Percentage of StockIssuedDuringPeriodValueNewIssues0.0100.00.0100.0
Percentage of Assets0.00.00.00.0

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312018-12-312018-09-30
Value0.02160.0189
Percentage of StockIssuedDuringPeriodValueNewIssues0.0100.00.0100.0
Percentage of Assets0.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.0

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9.9929.927.5818.0358.3168.0176.8757.1627.0995.7184.8864.4833.9823.291
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9.9929.927.5818.0358.3168.0176.8757.1627.0995.7184.8864.4833.9823.291
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-29.872-41.13139-36.46-21.496-35.573-25.506-29.153-23.749-29.297-4.14-19.5577058-13.826-17.136
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-135.6-217.8184.0-36.9-129.8-201.6-216.7-198.3-301.3-3314.1-10.2-368.6175.443.9-677.7-1282.6

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value7.799-214.183113344321452215.461-67.182-136.723-38.367-37.086-1.14318
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.4-1134.254.034.4268.5185.4120.3355.6275.0617.8-164.8-2576.8-95.8-28.0-56.01404.6

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-12.3372081941.461.8252.7611.5491.3331.3674.1275.2881913.1754.1661.7410.606
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-56.01103.4905.41.511.015.613.29.117.3466.913.03615.07.93.185.345.4

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-34.41-46.944245-1.00224-0.103-9.80324-0.71-19.709-66.034353525-13.2282.235
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-156.2-248.61143.4-1.0149.8-0.6-83.3166.3-9.0-2229.5-161.9669.787.519.0-648.4167.3

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value3.102-1.618-79.54486-3.0335.744-2.0779.282.01-0.591231.893-60.29351-0.4110.832-0.179-0.8030.386-0.106-1.24-0.1131.5420.985-0.854-0.331-0.298
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-29.872-41.13139-36.46-21.496-35.573-25.506-29.153-23.749-29.297-4.14-19.5577058-13.826-17.136
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-135.6-217.8184.0-36.9-129.8-201.6-216.7-198.3-301.3-3314.1-10.2-368.6175.443.9-677.7-1282.6

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-57.639-50.139-46.2418.791-33.762-40.038-26.464-34.584-1.457-32.2284.306-19.20210104-15.997-20.706-14.473-21.993-19.608-18.154-14.437-10.768-5.178-7.332-6.29-4.011-2.333-1.793-0.6720.795
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-261.6-265.5-215.68.9-203.8-226.9-224.9-235.3-18.5-3645.710.6-361.926.578.7-784.2-1549.9-220.6-4833.6-1156.1-14523.2-607.9-2739.9-116.6-643.2-461.5-622.8-202.7-371.2-43.427.1

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-57.639-50.139-46.2418.791-33.762-40.038-26.464-34.584-1.457-32.2284.306-19.20210104
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-261.6-265.5-215.68.9-203.8-226.9-224.9-235.3-18.5-3645.710.6-361.926.578.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-57.639-50.139-46.2418.791-33.762-40.038-26.464-34.584-1.457-32.2284.306-19.20210104-15.997-20.706
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-261.6-265.5-215.68.9-203.8-226.9-224.9-235.3-18.5-3645.710.6-361.926.578.7-784.2-1549.9

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value9.9929.927.5818.0358.3168.0176.8757.1627.0995.7184.8864.4833.9813.2912.7962.7352.4832.5912.01.8291.6561.5460.8621.3480.6350.0760.099
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value7.799-214.183113344321452215.461-67.182-136.723-38.367-37.086-1.14318
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.4-1134.254.034.4268.5185.4120.3355.6275.0617.8-164.8-2576.8-95.8-28.0-56.01404.6

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value1931126.0723.2784.631.0312.6795.5552.4554.8893.3722.6732.3442.1010.451.682.9294.4352.2231.0750.4160.1280.0790.2090.106
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-12.3372081941.461.8252.7611.5491.3331.3674.1275.2881913.1754.1661.7410.606
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-56.01103.4905.41.511.015.613.29.117.3466.913.03615.07.93.185.345.4

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value7344000.07346000.06361000.06409000.06496000.06438000.05544000.05530000.05454000.05340000.04855000.05171000.05445000.05626000.05468000.05617000.05835000.05724000.05118000.05040000.04785000.03684000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value33.5933.5131.2131.1831.0630.9128.7928.3127.6426.0219.3117.5515.6114.0310.2510.079.559.227.777.627.595.52
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value26152.4780.1970.1750.011
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312015-12-312014-12-31
Value100000.0100000.0200000.0100000.000
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.00.00.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value14297516540122.355
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0

rgnx:AdditionalLeaseRentalPayments us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:StatementGeographical, us-gaap:SubsequentEventType

rgnx:AdditionalLeaseRentalPayments

rgnx:NineThousandSevenHundredTwelveMedicalCenterDrive, country:MD, us-gaap:SubsequentEvent


Additional
Period End2020-10-31
Value8800000.0
Percentage of AdditionalLeaseRentalPayments100.0

rgnx:AdditionsRelatedToAccountsReceivable

rgnx:AdditionsRelatedToAccountsReceivable


Additions
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value221821100181812159.3121.738
Percentage of AdditionsRelatedToAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:AdditionsRelatedToContractWithCustomerAssets

rgnx:AdditionsRelatedToContractWithCustomerAssets


Additions
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value53000.0649000.0000350000.00001000000.0
Percentage of AdditionsRelatedToContractWithCustomerAssets100.0100.00.00.00.0100.00.00.00.0100.0

rgnx:AdditionsRelatedToContractWithCustomerLiability

rgnx:AdditionsRelatedToContractWithCustomerLiability


Additions
Period End2020-12-312020-09-302020-06-30
Value001124000.0
Percentage of AdditionsRelatedToContractWithCustomerLiability0.00.0100.0

rgnx:CostOfGoodsAndServicesSoldNetOfGoodsCredit

rgnx:CostOfGoodsAndServicesSoldNetOfGoodsCredit


Cost
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value10174.6843.4093.7912.4941.9270.0292.8430.5173.8722.408-0.3820.6831.3170.091
Percentage of CostOfGoodsAndServicesSoldNetOfGoodsCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:DeductionsRelatedToAccountsReceivable

rgnx:DeductionsRelatedToAccountsReceivable


Deductions
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-19137000.0-21086000.0-100880000.0-21057000.0-21235000.0-11550000.0-13845000.0-5640000.0-6808000.0-2207000.0
Percentage of DeductionsRelatedToAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:DeductionsRelatedToContractWithCustomerAsset

rgnx:DeductionsRelatedToContractWithCustomerAsset


Deductions
Period End2021-06-302021-03-312019-12-312019-09-302019-06-30
Value0-350000.000-1000000.0
Percentage of DeductionsRelatedToContractWithCustomerAsset0.0100.00.00.0100.0

rgnx:DeductionsRelatedToContractWithCustomerLiability

rgnx:DeductionsRelatedToContractWithCustomerLiability


Deductions
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302019-06-30
Value-99000.0-108000.0-112000.0-113000.000-600000.0
Percentage of DeductionsRelatedToContractWithCustomerLiability100.0100.0100.0100.00.00.0100.0

rgnx:DeferredTransactionCost us-gaap:RelatedPartyTransactionsByRelatedParty

rgnx:DeferredTransactionCost

rgnx:HCR


Deferred
Period End2021-06-302021-03-31
Value03500000.0
Percentage of DeferredTransactionCost0.0100.0

rgnx:ImputedInterestIncomeFromLicensing

rgnx:ImputedInterestIncomeFromLicensing


Imputed
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value202000.029000.0130000.0133000.01052000.0848000.0860000.0716000.0762000.0613000.0584000.0109000.06898000.01355000.0
Percentage of ImputedInterestIncomeFromLicensing100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:IncreaseDecreaseInOperatingLeaseLiabilities

rgnx:IncreaseDecreaseInOperatingLeaseLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value6.2484.2444.361-1.025-0.346-0.851-0.423-0.661-0.579-0.592
Percentage of IncreaseDecreaseInOperatingLeaseLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:IncreaseDecreaseInOperatingLeaseRightOfUseAssets

rgnx:IncreaseDecreaseInOperatingLeaseRightOfUseAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-1250000.0-1232000.0-1233000.0-543000.0-740000.0-703000.0-719000.0-556000.0-583000.0-573000.0
Percentage of IncreaseDecreaseInOperatingLeaseRightOfUseAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:IncreaseDecreaseInRightOfUseAssetsAndLeaseLiabilities us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:StatementGeographical

rgnx:IncreaseDecreaseInRightOfUseAssetsAndLeaseLiabilities

rgnx:NineThousandSixHundredBlackwellRoad, country:MD


Increase
Period End2020-11-30
Value-700000.0
Percentage of IncreaseDecreaseInRightOfUseAssetsAndLeaseLiabilities100.0

rgnx:InterestIncomeFromLicencing

rgnx:InterestIncomeFromLicencing


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value554000.029000.0130000.01444000.01849000.0848000.0860000.0716000.0762000.0613000.0584000.0109000.06898000.01355000.0
Percentage of InterestIncomeFromLicencing100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:InterestIncomeFromLicencing us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation, us-gaap:ContractTermination


Interest
Period End2021-06-302021-03-31
Value02100000.0
Percentage of InterestIncomeFromLicencing0.07241.4

rgnx:InterestIncomeFromLicencing us-gaap:RelatedPartyTransactionsByRelatedParty

rgnx:AveXisIncorporation


Interest
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value6000.06000.07000.07000.07000.07000.08000.08000.08000.06752000.0
Percentage of InterestIncomeFromLicencing0.40.30.80.81.00.91.31.47.397.9

rgnx:NovartisGeneTherapies


Interest
Period End2021-06-302021-03-312020-06-302020-03-31
Value5000.06000.06000.07000.0
Percentage of InterestIncomeFromLicencing0.920.70.30.8

rgnx:InterestIncomeFromLicensing us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve

rgnx:InterestIncomeFromLicensing

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation, us-gaap:ContractTermination


Interest
Period End2020-12-312020-09-302020-06-30
Value01300000.0800000.0
Percentage of InterestIncomeFromLicensing0.0100.0100.0

rgnx:LiabilityRelatedToNonCashInterestExpense us-gaap:RelatedPartyTransactionsByRelatedParty

rgnx:LiabilityRelatedToNonCashInterestExpense

rgnx:HCR


Liability
Period End2021-06-302021-03-31
Value0.0192
Percentage of LiabilityRelatedToNonCashInterestExpense0.0100.0

rgnx:LiabilityRelatedToNonCashInterestExpense us-gaap:TypeOfArrangement

us-gaap:RoyaltyAgreements


Liability
Period End2021-06-302021-03-31
Value6.3666.702
Percentage of LiabilityRelatedToNonCashInterestExpense0.03.5

rgnx:LicenseFees us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

rgnx:LicenseFees

rgnx:NovemberTwoThousandEighteenDue, rgnx:AbeonaTherapeuticsIncorporation


License
Period End2021-04-012020-05-312020-05-302020-04-01
Value8.020208.0
Percentage of LicenseFees100.0100.0100.0100.0

rgnx:LicenseFees us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation, us-gaap:ContractTermination


License
Period End2020-10-31
Value28
Percentage of LicenseFees0.0

rgnx:LicenseFees us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve, us-gaap:SubsequentEventType

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation, us-gaap:ContractTermination, us-gaap:SubsequentEvent


License
Period End2021-04-302021-02-252020-04-01
Value28288.0
Percentage of LicenseFees0.00.0100.0

rgnx:MilestoneFeePaymentForAllTargetsInclusive us-gaap:Range

rgnx:MilestoneFeePaymentForAllTargetsInclusive

srt:Maximum


Milestone
Period End2021-06-302021-03-312020-12-31
Value0.0194-0.3
Percentage of MilestoneFeePaymentForAllTargetsInclusive0.0100.0100.0

rgnx:MilestoneFeePaymentsUponAchievementOfSpecifiedSalesTargets

rgnx:MilestoneFeePaymentsUponAchievementOfSpecifiedSalesTargets


Milestone
Period End2021-06-302021-03-312020-12-31
Value0.0570.0
Percentage of MilestoneFeePaymentsUponAchievementOfSpecifiedSalesTargets0.0100.00.0

rgnx:MilestoneFeePaymentsUponApprovalOfCommercialProducts

rgnx:MilestoneFeePaymentsUponApprovalOfCommercialProducts


Milestone
Period End2021-06-302021-03-312020-12-31
Value0.0930.0
Percentage of MilestoneFeePaymentsUponApprovalOfCommercialProducts0.0100.00.0

rgnx:MilestoneFeePaymentsUponCommencementOfClinicalTrials

rgnx:MilestoneFeePaymentsUponCommencementOfClinicalTrials


Milestone
Period End2021-06-302021-03-312020-12-31
Value0.0230.0
Percentage of MilestoneFeePaymentsUponCommencementOfClinicalTrials0.0100.00.0

rgnx:MilestoneFeePaymentsUponSubmissionOfRegulatoryApprovalFilings

rgnx:MilestoneFeePaymentsUponSubmissionOfRegulatoryApprovalFilings


Milestone
Period End2021-06-302021-03-312020-12-31
Value0.0210.0
Percentage of MilestoneFeePaymentsUponSubmissionOfRegulatoryApprovalFilings0.0100.00.0

rgnx:MilestonePayments us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

rgnx:MilestonePayments

rgnx:MarchTwoZeroOneFourLicenseAgreement, rgnx:NovartisGeneTherapies


Milestone
Period End2020-10-30
Value80
Percentage of MilestonePayments100.0

rgnx:MilestonePayments us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType

rgnx:AveXisIncorporation, us-gaap:SubsequentEvent


Milestone
Period End2020-10-31
Value80
Percentage of MilestonePayments0.0

rgnx:NetRealizedOrUnrealizedGainLossOnMarketableSecurities

rgnx:NetRealizedOrUnrealizedGainLossOnMarketableSecurities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value0.00.00713-7.5034.407-5.1118.334
Percentage of NetRealizedOrUnrealizedGainLossOnMarketableSecurities0.0100.0100.0100.0100.0100.0100.0

rgnx:NonCashAdditionsToPropertyAndEquipmentThroughTenantImprovementAllowance

rgnx:NonCashAdditionsToPropertyAndEquipmentThroughTenantImprovementAllowance


Non
Period End2020-12-31
Value46000.0
Percentage of NonCashAdditionsToPropertyAndEquipmentThroughTenantImprovementAllowance100.0

rgnx:NonCashInterestExpense

rgnx:NonCashInterestExpense


Non
Period End2021-06-302021-03-31
Value6.3666.702
Percentage of NonCashInterestExpense100.0100.0

rgnx:OtherComprehensiveIncomeRealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax

rgnx:OtherComprehensiveIncomeRealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax


Other
Period End2021-06-302021-03-312020-06-302020-03-31
Value0-7000.010000.0-30000.0
Percentage of OtherComprehensiveIncomeRealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax0.0100.0100.0100.0

rgnx:PaymentsOfTransactionCostsForSaleOfFutureLoyalties

rgnx:PaymentsOfTransactionCostsForSaleOfFutureLoyalties


Payments
Period End2021-06-302021-03-31
Value0265000.0
Percentage of PaymentsOfTransactionCostsForSaleOfFutureLoyalties0.0100.0

rgnx:ProceedsFromIssuancesOfCommonStockNetOfUnderwritingDiscountsAndCommissions

rgnx:ProceedsFromIssuancesOfCommonStockNetOfUnderwritingDiscountsAndCommissions


Proceeds
Period End2021-06-302021-03-31
Value0.0216
Percentage of ProceedsFromIssuancesOfCommonStockNetOfUnderwritingDiscountsAndCommissions0.0100.0

rgnx:ProceedsFromSaleOfFutureRoyalties us-gaap:BalanceSheetLocation, us-gaap:RelatedPartyTransactionsByRelatedParty

rgnx:ProceedsFromSaleOfFutureRoyalties

us-gaap:OtherNoncurrentLiabilities, rgnx:HCR


Proceeds
Period End2021-06-302021-03-31
Value0.0196
Percentage of ProceedsFromSaleOfFutureRoyalties0.0100.0

rgnx:ProceedsFromStockOptionsExercisedIncludingUnsettledOptions

rgnx:ProceedsFromStockOptionsExercisedIncludingUnsettledOptions


Proceeds
Period End2021-06-302021-03-31
Value300000.01300000.0
Percentage of ProceedsFromStockOptionsExercisedIncludingUnsettledOptions100.0100.0

rgnx:ProvisionForCreditLossesAndOther

rgnx:ProvisionForCreditLossesAndOther


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value135000.0515000.088000.07770000.050000.067000.044000.08000.0
Percentage of ProvisionForCreditLossesAndOther100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:PurchaseAgreement us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement

rgnx:PurchaseAgreement

rgnx:HCR, us-gaap:RoyaltyAgreements


Purchase
Period End2021-06-302021-03-31
Value0.0200
Percentage of PurchaseAgreement0.0100.0

rgnx:ReductionInExpectedExerciseOfTerminationRights us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty

rgnx:ReductionInExpectedExerciseOfTerminationRights

rgnx:NineThousandSixHundredBlackwellRoad


Reduction
Period End2020-09-30
Value700000.0
Percentage of ReductionInExpectedExerciseOfTerminationRights100.0

rgnx:RepaymentsUnderLiabilityRelatedToSaleOfFutureRoyalties

rgnx:RepaymentsUnderLiabilityRelatedToSaleOfFutureRoyalties


Repayments
Period End2021-06-302021-03-31
Value129.471
Percentage of RepaymentsUnderLiabilityRelatedToSaleOfFutureRoyalties100.0100.0

rgnx:RepurchaseOfCallOptionAmount

rgnx:RepurchaseOfCallOptionAmount


Repurchase
Period End2021-06-302021-03-31
Value0.0300
Percentage of RepurchaseOfCallOptionAmount0.0100.0

rgnx:RepurchaseOfCallOptionAmountBeforeExercised us-gaap:AwardDate

rgnx:RepurchaseOfCallOptionAmountBeforeExercised

rgnx:NovemberSevenTwoThousandTwentyFour


Repurchase
Period End2021-06-302021-03-31
Value01000000.0
Percentage of RepurchaseOfCallOptionAmountBeforeExercised0.0100.0

rgnx:RevenueRecognizedPerformanceObligation

rgnx:RevenueRecognizedPerformanceObligation


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value2118219816101110
Percentage of RevenueRecognizedPerformanceObligation100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:RoyaltyPaymentCapAmount us-gaap:AwardDate, us-gaap:RelatedPartyTransactionsByRelatedParty

rgnx:RoyaltyPaymentCapAmount

rgnx:NovemberEightTwoThousandTwentyFour, rgnx:HCR


Royalty
Period End2021-06-302021-03-31
Value0.0300
Percentage of RoyaltyPaymentCapAmount0.0100.0

rgnx:NovemberSevenTwoThousandTwentyFour, rgnx:HCR


Royalty
Period End2021-06-302021-03-31
Value0.0260
Percentage of RoyaltyPaymentCapAmount0.086.7

rgnx:TransactionCostsAssociatedWithStockIssuance us-gaap:StatementEquityComponents

rgnx:TransactionCostsAssociatedWithStockIssuance

us-gaap:CommonStock


Transaction
Period End2021-06-302021-03-312018-09-30
Value0.01412
Percentage of TransactionCostsAssociatedWithStockIssuance0.0100.0100.0

rgnx:ZolgensmaRoyaltiesPaidToHCR us-gaap:TypeOfArrangement

rgnx:ZolgensmaRoyaltiesPaidToHCR

us-gaap:RoyaltyAgreements


Zolgensma
Period End2021-06-302021-03-31
Value-12484000.0-9471000.0
Percentage of ZolgensmaRoyaltiesPaidToHCR100.0100.0

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments


Accretion
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value-1583000.0-1288000.0-497000.0-381000.0-166000.0-39000.0111000.0297000.0420000.0368000.0134000.0-171000.0-340000.0-378000.0-405000.0-465000.0-476000.0-469000.0-502000.0-515000.0-516000.0-471000.0-310000.0
Percentage of AccretionAmortizationOfDiscountsAndPremiumsInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CapitalExpendituresIncurredButNotYetPaid


Capital
Period End2021-06-302021-03-312020-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-267000.03783000.06766000.0-635000.0877000.0517000.0422000.062000.022000.0-53000.065000.0
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CurrentIncomeTaxExpenseBenefit

us-gaap:CurrentIncomeTaxExpenseBenefit


Current
Period End2020-12-312020-09-302020-06-30
Value5740000.00-500000.0
Percentage of CurrentIncomeTaxExpenseBenefit100.00.0100.0

us-gaap:DebtSecuritiesAvailableForSaleRealizedGainLoss us-gaap:Range, us-gaap:IncomeStatementLocation

us-gaap:DebtSecuritiesAvailableForSaleRealizedGainLoss

srt:Maximum, us-gaap:InvestmentIncome


Debt
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value100000.0-100000.0100000.00100000.00100000.0-200000.0100000.00
Percentage of DebtSecuritiesAvailableForSaleRealizedGainLoss100.0100.0100.00.0100.00.0100.0100.0100.00.0

us-gaap:DeferredRevenueRevenueRecognized1

us-gaap:DeferredRevenueRevenueRecognized1


Deferred
Period End2021-06-302021-03-312020-09-302019-12-31
Value99000.0108000.0113000.00
Percentage of DeferredRevenueRevenueRecognized1100.0100.0100.00.0

us-gaap:DepreciationAndAmortization

us-gaap:DepreciationAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value2201000.01929000.02105000.02176000.02132000.01994000.01923000.01866000.01749000.01614000.01311000.0941000.0896000.0834000.0723000.0706000.0703000.0554000.0280000.0160000.056000.048000.037000.028000.015000.00
Percentage of DepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:IncreaseDecreaseInAccountsPayableTrade

us-gaap:IncreaseDecreaseInAccountsPayableTrade


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value-1125000.0278000.0-6034000.05829000.01015000.03063000.0-3811000.03565000.01458000.0316000.0-374000.0496000.0-817000.0477000.01479000.0-1581000.0255000.02468000.0-3409000.02665000.01112000.0-182000.0273000.0-268000.0166000.0419000.0-407000.0
Percentage of IncreaseDecreaseInAccountsPayableTrade100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value4.664-10.544-1.0165.247-3.8134.8922.9471.975-2.9324.1440.8722.0760.49-1.5523.481.889-1.92-0.7181.6091.7721.211.463-0.3090.4510.616
Percentage of IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherCurrentAssets

us-gaap:IncreaseDecreaseInOtherCurrentAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value2234000.0873000.0-5339000.0-74000.0239000.02833000.01785000.0133000.0-1714000.0295000.0-1003000.02487000.0139000.0446000.022000.0138000.0330000.0-88000.0-990000.0563000.0137000.0449000.0724000.0
Percentage of IncreaseDecreaseInOtherCurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherNoncurrentAssets

us-gaap:IncreaseDecreaseInOtherNoncurrentAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-1376000.03789000.0919000.037000.0350000.0-1705000.0544000.0800000.01376000.0-26000.0665000.0
Percentage of IncreaseDecreaseInOtherNoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities


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
Value66000.0-38000.0-21000.0-37000.0-10000.0-1156000.0-16000.0-25000.0162000.0-644000.01814000.0-29000.0-1056000.0957000.0
Percentage of IncreaseDecreaseInOtherOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidExpense

us-gaap:IncreaseDecreaseInPrepaidExpense


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value-747000.03334000.0-5607000.06363000.02327000.0947000.0-445000.0884000.0-256000.0790000.0-574000.02618000.0-977000.0-667000.02109000.0793000.0589000.068000.0-396000.0691000.0291000.0169000.0-380000.0230000.01118000.024000.0-103000.0
Percentage of IncreaseDecreaseInPrepaidExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeNet

us-gaap:InvestmentIncomeNet


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value0.3990.5813-6.6075.722-3.186100.431342.9952.8932.1221.1960.8590.6010.6030.5830.9290.4260.5140.5150.4830.3230.0150.0060.002
Percentage of InvestmentIncomeNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseCost

us-gaap:LeaseCost


Lease
Period End2020-12-312020-09-302019-12-312019-09-302019-06-30
Value2982000.01171000.01155000.0854000.0835000.0
Percentage of LeaseCost100.0100.0100.0100.0100.0

us-gaap:MarketableSecuritiesRealizedGainLoss us-gaap:Collateral

us-gaap:MarketableSecuritiesRealizedGainLoss

us-gaap:EquitySecurities


Marketable
Period End2021-03-312020-09-302020-06-302019-06-30
Value5100000.07500000.04400000.00
Percentage of MarketableSecuritiesRealizedGainLoss100.0100.0100.00.0

us-gaap:MarketableSecuritiesUnrealizedGainLoss us-gaap:Collateral

us-gaap:MarketableSecuritiesUnrealizedGainLoss

us-gaap:EquitySecurities


Marketable
Period End2021-03-312020-09-302020-06-302019-12-312019-09-302019-06-30
Value-5.1-8.30.78.4-2.231
Percentage of MarketableSecuritiesUnrealizedGainLoss100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseCost


Operating
Period End2020-12-312020-09-302019-12-312019-09-302019-06-30
Value2453000.0997000.0952000.0690000.0697000.0
Percentage of OperatingLeaseCost100.0100.0100.0100.0100.0

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeasePayments


Operating
Period End2020-09-302019-09-302019-06-30
Value988000.0757000.0684000.0
Percentage of OperatingLeasePayments100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax


Other
Period End2021-06-302021-03-312020-06-302020-03-31
Value113000.0-1008000.01330000.0-785000.0
Percentage of OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value113000.0-1008000.0-623000.0-487000.01330000.0-785000.0-158000.0-108000.0530000.0621000.0154000.0-103000.0132000.0-188000.0
Percentage of OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value113000.0-1008000.0-623000.0-487000.01330000.0-785000.0-158000.0-108000.0530000.0621000.0154000.0-103000.0132000.0-188000.0
Percentage of OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value113000.0-1001000.0-526000.0-500000.0-1300000.0-800000.0-308000.0-100000.0800000.01000000.0156000.0-100000.0100000.0-200000.0100000.0-100000.0-100000.0-500000.0300000.0200000.0
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value113000.0-1008000.0-623000.0-487000.01330000.0-785000.0-158000.0-108000.0530000.0621000.0154000.0-103000.0132000.0-188000.0-161000.093000.0-74000.0-539000.0-886000.0332000.0246000.0994000.0-693000.0-26000.0
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncashIncomeExpense

us-gaap:OtherNoncashIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-03-31
Value63000.0154000.0100000.0110000.0-348000.0-25000.089000.085000.0-115000.0-327000.0-2000.01000.0-3000.0-10000.0-34000.01000.01000.0-41000.0397000.013000.0
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromTenantAllowance us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty

us-gaap:PaymentsForProceedsFromTenantAllowance

rgnx:NineThousandEightHundredFourMedicalCenterDrive


Payments
Period End2020-12-31
Value0.0
Percentage of PaymentsForProceedsFromTenantAllowance0.0

us-gaap:PaymentsOfStockIssuanceCosts

us-gaap:PaymentsOfStockIssuanceCosts


Payments
Period End2021-06-302021-03-312018-12-312017-12-31
Value128000.0251000.0157000.00
Percentage of PaymentsOfStockIssuanceCosts100.0100.0100.00.0

us-gaap:PaymentsToAcquireMarketableSecurities

us-gaap:PaymentsToAcquireMarketableSecurities


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value8.364233438.7093930622126791251808454220.0415.188120.0011120144
Percentage of PaymentsToAcquireMarketableSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfCommonStock us-gaap:SubsidiarySaleOfStock

us-gaap:ProceedsFromIssuanceOfCommonStock

rgnx:PublicOffering


Proceeds
Period End2021-01-312018-08-312017-03-31
Value21618981
Percentage of ProceedsFromIssuanceOfCommonStock100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans

us-gaap:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0627000.001192000.00607000.00949000.00365000.0-3000.0508000.00342000.00409000.00147000.0
Percentage of ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans0.0100.00.0100.00.0100.00.0100.00.0100.0100.0100.00.0100.00.0100.00.0100.0

us-gaap:ProceedsFromRoyaltiesReceived us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:ProceedsFromRoyaltiesReceived

rgnx:HCR


Proceeds
Period End2021-06-302021-03-31
Value04000000.0
Percentage of ProceedsFromRoyaltiesReceived0.0100.0

us-gaap:ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities

us-gaap:ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312017-12-312016-12-31
Value245.250.07.1240.00.0
Percentage of ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities100.0100.00.0100.00.00.0

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value36504343856071765487634749192219171034121610
Percentage of ProceedsFromSaleAndMaturityOfMarketableSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProceedsFromStockOptionsExercised


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value0.2751.2921.3760.2681.8252.1541.5490.3841.3673.7625.4482.0523.1753.8241.7410.4230.1680.1610.0050.0440.1090.0210.0070.0080.0850.007
Percentage of ProceedsFromStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanLeaseAndOtherLosses us-gaap:BalanceSheetLocation

us-gaap:ProvisionForLoanLeaseAndOtherLosses

us-gaap:AccountsReceivable


Provision
Period End2021-06-302021-03-312020-12-31
Value0565000.00
Percentage of ProvisionForLoanLeaseAndOtherLosses0.0100.00.0

us-gaap:ProvisionForOtherCreditLosses

us-gaap:ProvisionForOtherCreditLosses


Provision
Period End2021-06-302021-03-312020-12-312020-09-30
Value0565000.007700000.0
Percentage of ProvisionForOtherCreditLosses0.0100.00.0100.0

us-gaap:ProvisionForOtherCreditLosses us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation


Provision
Period End2021-06-302021-03-31
Value0600000.0
Percentage of ProvisionForOtherCreditLosses0.0106.2

us-gaap:RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty us-gaap:FiniteLivedIntangibleAssetsByMajorClass, us-gaap:IncomeStatementLocation, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty

us-gaap:ServiceAgreements, us-gaap:ResearchAndDevelopmentExpense, rgnx:FOXKISERLimitedLiabilityPartnership


Related
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value1200000.01200000.01200000.01200000.01200000.01200000.01200000.01200000.0900000.0800000.0500000.0500000.0500000.0500000.0400000.0400000.0400000.0400000.0300000.0200000.0200000.0200000.0
Percentage of RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability


Right
Period End2020-12-312020-09-302019-12-312019-09-302019-06-30
Value7.222494.8920.5570.371
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-31
Value044.97
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue0.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-31
Value-0.4144.92
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

rgnx:TwoThousandAndFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-31
Value1.63.62.1
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-31
Value71000.080000.060000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-312018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value0.1191.170.0910.9140.0520.1070.2380.7580.10.395
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

rgnx:TwoThousandAndFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-31
Value-0.6327.28-0.26
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-31
Value-1.9812.31.03
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-31
Value1.4145.48-0.07
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-31
Value-0.8944.92-0.41
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value019000.0038000.0017000.0026000.0010000.0017000.0020000.0
Percentage of StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans0.0100.00.0100.00.0100.00.0100.00.0100.00.0100.00.0100.0

us-gaap:StockIssuedDuringPeriodSharesNewIssues us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesNewIssues

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312018-12-312018-09-30
Value0.04.8990.03.105
Percentage of StockIssuedDuringPeriodSharesNewIssues0.0100.00.0100.0

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised us-gaap:PlanName

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value0.050.1050.0790.0750.0870.1940.1130.0630.1410.480.410.3140.3740.5870.1850.2310.0540.0460.0010.012
Percentage of StockIssuedDuringPeriodSharesStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.050.1110.0720.0740.1010.1810.1120.0620.1410.4810.4160.3070.3750.586
Percentage of StockIssuedDuringPeriodSharesStockOptionsExercised100.0105.791.198.7116.193.399.198.4100.0100.2101.597.8100.399.8

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0627000.001192000.00607000.00949000.00365000.0-3000.0507000.00342000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan0.0100.00.0100.00.0100.00.0100.00.0100.0100.0100.00.0100.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0627000.001192000.00607000.00949000.00365000.0-3000.0507000.00342000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan0.0100.00.0100.00.0100.00.0100.00.0100.0100.0100.00.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.2751.2921.3760.2681.8252.1541.5490.3841.3673.7625.4482.0533.1743.824
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.2751.2921.3760.2681.8252.1541.5490.3841.3673.7625.4482.0533.1743.824
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:VariableLeaseCost

us-gaap:VariableLeaseCost


Variable
Period End2020-12-312020-09-302019-12-312019-09-302019-06-30
Value529000.0174000.0203000.0164000.0138000.0
Percentage of VariableLeaseCost100.0100.0100.0100.0100.0

rgnx:AccruedExpensesAndOtherCurrentLiabilities

rgnx:AccruedExpensesAndOtherCurrentLiabilities


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value464149442520241916141713129.8699.605107.5145.8298.1269.0067.0734.6333.1981.115
Percentage of AccruedExpensesAndOtherCurrentLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:AccruedExternalGeneralAndAdministrativeExpenses

rgnx:AccruedExternalGeneralAndAdministrativeExpenses


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value2885000.03657000.02865000.02873000.02069000.02513000.02053000.01137000.01498000.0854000.0773000.01228000.01203000.01184000.01078000.02637000.0943000.0819000.0672000.0449000.0636000.0559000.0
Percentage of AccruedExternalGeneralAndAdministrativeExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:AccruedExternalResearchAndDevelopmentExpenses

rgnx:AccruedExternalResearchAndDevelopmentExpenses


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value9336000.07792000.09738000.09163000.06832000.05089000.05791000.04390000.04925000.05474000.04274000.03136000.02602000.02851000.02072000.01448000.02133000.01586000.03005000.03721000.03169000.0835000.0
Percentage of AccruedExternalResearchAndDevelopmentExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:AccruedPurchasesOfPropertyAndEquipment

rgnx:AccruedPurchasesOfPropertyAndEquipment


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value11117.8532.4380.8870.6221.3280.3490.3970.1910.2210.4950.1390.0860.430.1040.050.1290.844
Percentage of AccruedPurchasesOfPropertyAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:AccruedSublicenseFeesAndRoyaltiesOnReagentSales

rgnx:AccruedSublicenseFeesAndRoyaltiesOnReagentSales


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312016-03-312015-12-31
Value116.82812196.6025.1124.5421.6170.260.26
Percentage of AccruedSublicenseFeesAndRoyaltiesOnReagentSales100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:AllowanceForCreditLossesCurrent

rgnx:AllowanceForCreditLossesCurrent


Allowance
Period End2021-06-302021-03-312020-12-312020-09-30
Value8243000.08243000.07678000.07678000.0
Percentage of AllowanceForCreditLossesCurrent100.0100.0100.0100.0

rgnx:ChangeInInterestReceivable us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve, us-gaap:SubsequentEventType

rgnx:ChangeInInterestReceivable

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation, us-gaap:ContractTermination, us-gaap:SubsequentEvent


Change
Period End2021-07-31
Value5600000.0
Percentage of ChangeInInterestReceivable100.0

rgnx:DeferredTaxAssetsLeaseLiability

rgnx:DeferredTaxAssetsLeaseLiability


Deferred
Period End2020-12-312019-12-31
Value213.916
Percentage of DeferredTaxAssetsLeaseLiability100.0100.0

rgnx:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsNonQualifiedShareBasedCompensationCost

rgnx:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsNonQualifiedShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value15105.4624.2631.4010.8550.031
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsNonQualifiedShareBasedCompensationCost100.0100.0100.0100.0100.0100.0100.0

rgnx:DeferredTaxLiabilitiesDepreciationAndAmortization

rgnx:DeferredTaxLiabilitiesDepreciationAndAmortization


Deferred
Period End2020-12-31
Value5155000.0
Percentage of DeferredTaxLiabilitiesDepreciationAndAmortization100.0

rgnx:DeferredTaxLiabilitiesRightOfUseAssets

rgnx:DeferredTaxLiabilitiesRightOfUseAssets


Deferred
Period End2020-12-312019-12-31
Value213.467
Percentage of DeferredTaxLiabilitiesRightOfUseAssets100.0100.0

rgnx:DeferredTaxLiabilityRelatedToSaleOfFutureRoyalties

rgnx:DeferredTaxLiabilityRelatedToSaleOfFutureRoyalties


Deferred
Period End2020-12-31
Value62
Percentage of DeferredTaxLiabilityRelatedToSaleOfFutureRoyalties100.0

rgnx:InterestAccruedOnUnpaidLicenseFees us-gaap:ProductOrService, us-gaap:RelatedPartyTransactionsByRelatedParty

rgnx:InterestAccruedOnUnpaidLicenseFees

us-gaap:License, rgnx:AbeonaTherapeuticsIncorporation


Interest
Period End2020-12-31
Value2100000.0
Percentage of InterestAccruedOnUnpaidLicenseFees100.0

rgnx:LiabilityRelatedToSaleOfFutureRoyalties us-gaap:TypeOfArrangement

rgnx:LiabilityRelatedToSaleOfFutureRoyalties

us-gaap:RoyaltyAgreements


Liability
Period End2021-06-302021-03-312020-12-31
Value184190193
Percentage of LiabilityRelatedToSaleOfFutureRoyalties100.0100.0100.0

rgnx:LiabilityRelatedToSaleOfFutureRoyaltiesCurrent

rgnx:LiabilityRelatedToSaleOfFutureRoyaltiesCurrent


Liability
Period End2021-06-302021-03-312020-12-31
Value332818
Percentage of LiabilityRelatedToSaleOfFutureRoyaltiesCurrent100.0100.0100.0

rgnx:LiabilityRelatedToSaleOfFutureRoyaltiesCurrent us-gaap:TypeOfArrangement

us-gaap:RoyaltyAgreements


Liability
Period End2021-06-302021-03-312020-12-31
Value-33.335-28.80718
Percentage of LiabilityRelatedToSaleOfFutureRoyaltiesCurrent-100.0-100.0100.0

rgnx:LiabilityRelatedToSaleOfFutureRoyaltiesNonCurrent

rgnx:LiabilityRelatedToSaleOfFutureRoyaltiesNonCurrent


Liability
Period End2021-06-302021-03-312020-12-31
Value151161174
Percentage of LiabilityRelatedToSaleOfFutureRoyaltiesNonCurrent100.0100.0100.0

rgnx:LiabilityRelatedToSaleOfFutureRoyaltiesNonCurrent us-gaap:TypeOfArrangement

us-gaap:RoyaltyAgreements


Liability
Period End2021-06-302021-03-312020-12-31
Value151161174
Percentage of LiabilityRelatedToSaleOfFutureRoyaltiesNonCurrent100.0100.0100.0

rgnx:NonMarketableEquitySecuritiesCarryingValue

rgnx:NonMarketableEquitySecuritiesCarryingValue


Non
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1100000.01100000.01100000.01100000.000400000.0400000.0400000.0400000.0400000.0400000.0
Percentage of NonMarketableEquitySecuritiesCarryingValue100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0

rgnx:TenantImprovementAllowanceNotYetReceived

rgnx:TenantImprovementAllowanceNotYetReceived


Tenant
Period End2020-12-312020-09-30
Value1217
Percentage of TenantImprovementAllowanceNotYetReceived100.0100.0

rgnx:TransactionPriceOfLicense us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

rgnx:TransactionPriceOfLicense

rgnx:JanuaryTwoZeroOneEightAmendmentAgreement, rgnx:NovartisGeneTherapies


Transaction
Period End2020-12-312018-01-31
Value172132
Percentage of TransactionPriceOfLicense100.0100.0

rgnx:MarchTwoZeroOneFourLicenseAgreement, rgnx:NovartisGeneTherapies


Transaction
Period End2020-12-31
Value14
Percentage of TransactionPriceOfLicense8.4

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation


Transaction
Period End2020-12-312019-12-312018-11-30
Value363635
Percentage of TransactionPriceOfLicense21.10.00.0

rgnx:UnbilledReceivablesNonCurrent

rgnx:UnbilledReceivablesNonCurrent


Unbilled
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value2808000.02859000.03267000.03564000.04155000.0
Percentage of UnbilledReceivablesNonCurrent100.0100.0100.0100.0100.0

rgnx:UnrecognizedInterestReceivable us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType

rgnx:UnrecognizedInterestReceivable

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation, us-gaap:SubsequentEvent


Unrecognized
Period End2021-07-31
Value3500000.0
Percentage of UnrecognizedInterestReceivable100.0

us-gaap:AccountsAndNotesReceivableNet

us-gaap:AccountsAndNotesReceivableNet


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value47434612542
Percentage of AccountsAndNotesReceivableNet100.0100.0100.0100.0100.0

us-gaap:AccountsPayableCurrentAndNoncurrent us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType

us-gaap:AccountsPayableCurrentAndNoncurrent

rgnx:AbeonaTherapeuticsIncorporation, us-gaap:SubsequentEvent


Accounts
Period End2021-07-31
Value33
Percentage of AccountsPayableCurrentAndNoncurrent100.0

us-gaap:AccountsReceivableGross us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:AccountsReceivableGross

rgnx:MarchTwoZeroOneFourLicenseAgreement, rgnx:AveXisIncorporation


Accounts
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value981210.00.0119.41.10.20.22.20.2
Percentage of AccountsReceivableGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

rgnx:MarchTwoZeroOneFourLicenseAgreement, rgnx:NovartisGeneTherapies


Accounts
Period End2021-06-302021-03-312020-12-312019-12-31
Value19181911
Percentage of AccountsReceivableGross0.00.00.0100000.0

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation


Accounts
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value30303028262628272626
Percentage of AccountsReceivableGross0.00.00.0238.0269.0239090.9297.92481.813350.013000.0

us-gaap:AccountsReceivableGross us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation, us-gaap:ContractTermination


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-05-31
Value303030302828
Percentage of AccountsReceivableGross0.00.00.030.4238.00.0

us-gaap:AccountsReceivableGross us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve, us-gaap:SubsequentEventType

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation, us-gaap:ContractTermination, us-gaap:SubsequentEvent


Accounts
Period End2021-08-042021-07-31
Value3328
Percentage of AccountsReceivableGross0.00.0

us-gaap:AccountsReceivableGrossCurrent us-gaap:ProductOrService, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:AccountsReceivableGrossCurrent

rgnx:HCR, rgnx:MarchTwoZeroOneFourLicenseAgreement, rgnx:NovartisGeneTherapies


Accounts
Period End2021-06-302021-03-312020-12-31
Value9.8139.2
Percentage of AccountsReceivableGrossCurrent100.0100.0100.0

rgnx:ZolgensmaRoyalties, rgnx:MarchTwoZeroOneFourLicenseAgreement, rgnx:NovartisGeneTherapies


Accounts
Period End2021-06-302021-03-312020-12-31
Value9.81319
Percentage of AccountsReceivableGrossCurrent100.0100.0210.9

us-gaap:AccountsReceivableGrossCurrent us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

rgnx:MarchTwoZeroOneFourLicenseAgreement, rgnx:AveXisIncorporation


Accounts
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-09-302018-03-31
Value98119.8109.20.92.025
Percentage of AccountsReceivableGrossCurrent0.00.00.00.00.00.00.00.0

rgnx:MarchTwoZeroOneFourLicenseAgreement, rgnx:NovartisGeneTherapies


Accounts
Period End2020-12-312019-12-31
Value1910
Percentage of AccountsReceivableGrossCurrent210.90.0

us-gaap:AccountsReceivableGrossNoncurrent us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:AccountsReceivableGrossNoncurrent

rgnx:MarchTwoZeroOneFourLicenseAgreement, rgnx:AveXisIncorporation


Accounts
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.10.20.20.20.20.20.20.20.20.228
Percentage of AccountsReceivableGrossNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsReceivableNet

us-gaap:AccountsReceivableNet


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value474346125464842433331317.2265.224585.85
Percentage of AccountsReceivableNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsReceivableNet us-gaap:ProductOrService

rgnx:Zolgensma


Accounts
Period End2020-09-30
Value1000
Percentage of AccountsReceivableNet795.7

us-gaap:AccountsReceivableNet us-gaap:ProductOrService, us-gaap:RelatedPartyTransaction

rgnx:Zolgensma, rgnx:MarchTwoZeroOneFourLicenseAgreement


Accounts
Period End2020-09-30
Value1000
Percentage of AccountsReceivableNet795.7

us-gaap:AccountsReceivableNet us-gaap:ProductOrService, us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

rgnx:Zolgensma, rgnx:JanuaryTwoZeroOneEightAmendmentAgreement, rgnx:NovartisGeneTherapies


Accounts
Period End2020-12-31
Value1000
Percentage of AccountsReceivableNet2161.4

us-gaap:AccountsReceivableNet us-gaap:RelatedPartyTransactionsByRelatedParty

rgnx:AveXisIncorporation


Accounts
Period End2020-09-302018-03-31
Value8053
Percentage of AccountsReceivableNet63.790.9

us-gaap:AccountsReceivableNetNoncurrent

us-gaap:AccountsReceivableNetNoncurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.8082.8593.2673.5643.6184.3734.15524232223
Percentage of AccountsReceivableNetNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivable us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:AllowanceForDoubtfulAccountsReceivable

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation


Allowance
Period End2021-06-302021-03-312020-12-31
Value8200000.08200000.07700000.0
Percentage of AllowanceForDoubtfulAccountsReceivable100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivable us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation, us-gaap:ContractTermination


Allowance
Period End2020-09-302020-06-30
Value7700000.00
Percentage of AllowanceForDoubtfulAccountsReceivable0.00.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2020-12-31
Value7678000.0
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument

us-gaap:AssetsFairValueDisclosure

us-gaap:FairValueInputsLevel1, rgnx:CashEquivalentsAndMarketableSecurities


Assets
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value112419322932
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, rgnx:CashEquivalentsAndMarketableSecurities


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value551605280255305321354386417444470474176
Percentage of AssetsFairValueDisclosure0.00.00.02224.51256.71619.91102.91294.31301.90.00.00.00.0

us-gaap:AssetsFairValueDisclosure us-gaap:FinancialInstrument

rgnx:CashEquivalentsAndMarketableSecurities


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value551605280267329341386416449444470474176
Percentage of AssetsFairValueDisclosure0.00.00.02324.51356.71719.91202.91394.31401.90.00.00.00.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312015-09-30
Value0.1480.2470.5551225203230330.7460.1290.0050.0030.0020.002
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax us-gaap:InvestmentType

rgnx:MunicipalSecurities


Available
Period End2021-06-302021-03-312020-12-31
Value0.0030.0030.002
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax2.01.20.4

us-gaap:CertificatesOfDeposit


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.0130.0230.0340.0510.0820.0810.0770.0870.0670.042
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax8.89.36.10.40.30.40.20.30.25.6

us-gaap:CorporateBondSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value0.1320.2210.4971.0071.3990.5510.8081.0181.070.5020.0360.0050.0030.002
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax89.289.589.58.15.52.72.53.33.267.327.9100.0100.0100.0

us-gaap:EquitySecurities


Available
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value112419312931
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax90.993.695.196.795.595.4

us-gaap:USGovernmentCorporationsAndAgenciesSecurities


Available
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.0220.0770.1730.3780.2150.2960.3880.2020.093
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax4.00.60.71.80.71.01.227.172.1

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312015-09-30
Value543000.0755000.055000.011000.043000.0730000.034000.024000.03000.048000.0414000.0444000.0339000.0282000.028000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax us-gaap:InvestmentType

us-gaap:CorporateBondSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value542000.0754000.055000.011000.043000.0730000.029000.021000.03000.045000.0377000.0299000.0325000.0282000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax99.899.9100.0100.0100.0100.085.387.5100.093.891.167.395.9100.0

us-gaap:USGovernmentCorporationsAndAgenciesSecurities


Available
Period End2021-06-302021-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-06-30
Value1000.01000.05000.03000.03000.037000.0145000.014000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax0.20.114.712.56.28.932.74.1

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312015-09-30
Value33636518318421926729730636138739533219913019
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:InvestmentType

rgnx:MunicipalSecurities


Available
Period End2021-06-302021-03-312020-12-31
Value3.0143.0253.035
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.90.81.7

us-gaap:CertificatesOfDeposit


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1.4661.4661.9563.4166.3118.2618.5067.5298.7489.2378.9926.8060.735
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.40.41.11.92.93.12.92.52.42.42.32.00.4

us-gaap:CorporateBondSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value324353165159178209226220249272282257179130
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis96.496.790.386.781.478.276.071.969.070.471.677.490.0100.0

us-gaap:EquitySecurities


Available
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.1950.2820.2820.3510.420.42
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.10.10.10.10.10.1

us-gaap:USGovernmentCorporationsAndAgenciesSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value7.5637.591220344962781021051036819
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis2.22.17.011.315.618.621.025.528.527.226.220.69.7

us-gaap:AvailableForSaleSecuritiesDebtSecurities

us-gaap:AvailableForSaleSecuritiesDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312015-09-302014-12-31
Value335364184196245287330337394388395332199129190.0
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByAssetClass

us-gaap:CertificatesOfDeposit


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1.4791.4891.993.4676.3938.3428.5837.6168.8159.2798.9926.8060.735
Percentage of AvailableForSaleSecuritiesDebtSecurities0.40.41.11.82.62.92.62.32.22.42.32.00.4

us-gaap:EquitySecurities


Available
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value112419322932
Percentage of AvailableForSaleSecuritiesDebtSecurities5.99.96.99.78.88.1

us-gaap:USGovernmentAgenciesDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value7.5627.5891220345062781031051036819
Percentage of AvailableForSaleSecuritiesDebtSecurities2.32.17.010.614.117.519.023.226.227.226.220.59.7

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByAssetClass, us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:CertificatesOfDeposit, us-gaap:FairValueInputsLevel2


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1.4791.4891.993.4676.3938.3428.5837.6168.8159.2798.9926.8060.735
Percentage of AvailableForSaleSecuritiesDebtSecurities0.40.41.11.82.62.92.62.32.22.42.32.00.4

us-gaap:EquitySecurities, us-gaap:FairValueInputsLevel1


Available
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value112419322932
Percentage of AvailableForSaleSecuritiesDebtSecurities5.99.96.99.78.88.1

us-gaap:USGovernmentAgenciesDebtSecurities, us-gaap:FairValueInputsLevel2


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value7.5627.5891220345062781031051036819
Percentage of AvailableForSaleSecuritiesDebtSecurities2.32.17.010.614.117.519.023.226.227.226.220.59.7

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


Available
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value112419322932
Percentage of AvailableForSaleSecuritiesDebtSecurities5.99.96.99.78.88.1

us-gaap:FairValueInputsLevel2


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value335364184185220267298307362388395332129
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.094.190.193.190.391.291.9100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:InvestmentType

us-gaap:FairValueInputsLevel2, us-gaap:CorporateBondSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value323352166160179208226221250273282257179129
Percentage of AvailableForSaleSecuritiesDebtSecurities96.496.790.381.873.472.768.765.763.570.471.577.490.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:MunicipalBonds


Available
Period End2021-06-302021-03-312020-12-31
Value3.0173.0283.037
Percentage of AvailableForSaleSecuritiesDebtSecurities0.90.81.6

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:InvestmentType

rgnx:MunicipalSecurities


Available
Period End2021-06-302021-03-312020-12-31
Value3.0173.0283.037
Percentage of AvailableForSaleSecuritiesDebtSecurities0.90.81.6

us-gaap:CertificatesOfDeposit


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1.4791.4891.993.4676.3938.3428.5837.6168.8159.2798.9926.8060.735
Percentage of AvailableForSaleSecuritiesDebtSecurities0.40.41.11.82.62.92.62.32.22.42.32.00.4

us-gaap:CorporateBondSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value323352166160179208226221250273282257179129
Percentage of AvailableForSaleSecuritiesDebtSecurities96.496.790.381.873.472.768.765.763.570.471.577.490.0100.0

us-gaap:EquitySecurities


Available
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value112419322932
Percentage of AvailableForSaleSecuritiesDebtSecurities5.99.96.99.78.88.1

us-gaap:MunicipalBonds


Available
Period End2021-06-302021-03-312020-12-31
Value3.0173.0283.037
Percentage of AvailableForSaleSecuritiesDebtSecurities0.90.81.6

us-gaap:USGovernmentCorporationsAndAgenciesSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value7.5627.5891220345062781031051036819
Percentage of AvailableForSaleSecuritiesDebtSecurities2.32.17.010.614.117.519.023.226.227.226.220.59.7

us-gaap:BilledContractReceivables

us-gaap:BilledContractReceivables


Billed
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value30303030307.10.41.20.20.10.4
Percentage of BilledContractReceivables100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:CashAndCashEquivalents, us-gaap:FairValueByAssetClass

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:MoneyMarketFunds, us-gaap:CashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value21524096708454567255557513646
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:MoneyMarketFunds, us-gaap:CashEquivalents, us-gaap:FairValueInputsLevel2


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value21524096708454567255557513646
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByAssetClass

us-gaap:CashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value21524096708454567855557514246
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0108.1100.0100.0100.0104.1100.0

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

us-gaap:CashEquivalents, us-gaap:FairValueInputsLevel2


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value21524096708454567855557514246
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0108.1100.0100.0100.0104.1100.0

us-gaap:CashCashEquivalentsAndShortTermInvestments

us-gaap:CashCashEquivalentsAndShortTermInvestments


Cash
Period End2021-06-302021-03-312020-12-312020-09-30
Value593656522289
Percentage of CashCashEquivalentsAndShortTermInvestments100.0100.0100.0100.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-31
Value2582923399495707080565676142107724660572554
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312015-09-302014-12-31
Value9.1077.7417.1697.6367.1416.2526.25910
Percentage of CommonStockCapitalSharesReservedForFutureIssuance100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance us-gaap:AwardType

rgnx:EquityIncentivePlan


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312015-09-302014-12-31
Value8.6597.6076.9997.436.8875.9986.0052.5
Percentage of CommonStockCapitalSharesReservedForFutureIssuance95.198.397.697.396.495.995.923.8

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance us-gaap:SubsidiarySaleOfStock

us-gaap:EmployeeStock


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312015-09-30
Value0.4480.1340.170.2060.2540.2540.254
Percentage of CommonStockCapitalSharesReservedForFutureIssuance4.91.72.42.73.64.14.1

us-gaap:ContractWithCustomerAssetNetCurrent

us-gaap:ContractWithCustomerAssetNetCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-03-312018-12-312018-09-302018-03-312017-12-31
Value702000.0649000.0350000.0350000.0350000.0350000.01000000.0750000.02000000.0250000.0350000.0
Percentage of ContractWithCustomerAssetNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiability


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value4025000.04124000.04232000.04344000.04457000.03333000.03333000.03333000.03333000.03933000.03933000.0600000.0600000.0
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:ContractWithCustomerLiabilityNoncurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3630000.03729000.03783000.03895000.04007000.03333000.03333000.03333000.03333000.03333000.03333000.0
Percentage of ContractWithCustomerLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentInterestRateEffectivePercentage us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:DebtInstrumentInterestRateEffectivePercentage

rgnx:HCR


Debt
Period End2021-06-302021-03-312020-12-31
Value13.713.913.6
Percentage of DebtInstrumentInterestRateEffectivePercentage100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value26328255134290612719124298290162
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months us-gaap:InvestmentType

us-gaap:CorporateBondSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value25527555134290482319110245222143
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months97.197.3100.0100.0100.0100.079.483.9100.088.882.276.588.2

us-gaap:USGovernmentCorporationsAndAgenciesSecurities


Debt
Period End2021-06-302021-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-06-30
Value7.5627.589124.49713536819
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months2.92.720.616.111.217.823.511.8

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value543000.0755000.055000.011000.043000.0730000.034000.024000.03000.047000.0391000.0404000.0253000.0180000.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss us-gaap:InvestmentType

us-gaap:CorporateBondSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value542000.0754000.055000.011000.043000.0730000.029000.021000.03000.044000.0354000.0259000.0239000.0180000.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss99.899.9100.0100.0100.0100.085.387.5100.093.690.564.194.5100.0

us-gaap:USGovernmentCorporationsAndAgenciesSecurities


Debt
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1000.01000.05000.03000.05000.03000.037000.0145000.014000.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss0.20.114.712.5166.76.49.535.95.5

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value26328255134290612719126310301183
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition us-gaap:InvestmentType

us-gaap:CorporateBondSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value25527555134290482319112257232164
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition97.197.3100.0100.0100.0100.079.483.9100.089.082.977.389.5

us-gaap:USGovernmentCorporationsAndAgenciesSecurities


Debt
Period End2021-06-302021-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-06-30
Value7.5627.589124.49713536819
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition2.92.720.616.111.017.122.710.5

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value543000.0755000.055000.011000.043000.0730000.034000.024000.03000.048000.0414000.0444000.0339000.0282000.0
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss us-gaap:InvestmentType

us-gaap:CorporateBondSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value542000.0754000.055000.011000.043000.0730000.029000.021000.03000.045000.0377000.0299000.0325000.0282000.0
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss99.899.9100.0100.0100.0100.085.387.5100.093.891.167.395.9100.0

us-gaap:USGovernmentCorporationsAndAgenciesSecurities


Debt
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1000.01000.05000.03000.05000.03000.037000.0145000.014000.0
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss0.20.114.712.5166.76.28.932.74.1

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value26152.4780.1970.1750.011
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value169113546540122.355
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value14531537259.2541.844
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value4740282110
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsResearch100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch us-gaap:IncomeTaxAuthority

us-gaap:DomesticCountry


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value4840292111
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsResearch100.1100.3100.4100.8101.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value7370000.04131000.02772000.01540000.01132000.0568000.042000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


Deferred
Period End2020-12-312019-12-312018-12-31
Value398000.0829000.01271000.0
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities

us-gaap:DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities


Deferred
Period End2020-12-312019-12-31
Value0.16311
Percentage of DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities100.0100.0

us-gaap:DueFromRelatedParties us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:TypeOfArrangement

us-gaap:DueFromRelatedParties

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation, rgnx:FirstAnniversary


Due
Period End2020-12-312019-12-312018-12-31
Value3.03.010.0
Percentage of DueFromRelatedParties100.0100.0100.0

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation, rgnx:SecondAnniversary


Due
Period End2020-12-312019-12-312018-12-31
Value8.08.020
Percentage of DueFromRelatedParties266.7266.7200.0

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value107.9713109.3566.696108.8696.6925.3579.4846.3814.9023.7715.7895.0693.8962.9653.3383.3392.1931.381.371
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized


Employee
Period End2021-06-302021-03-312020-12-312020-09-30
Value85936268
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLosses us-gaap:BalanceSheetLocation

us-gaap:FinancingReceivableAllowanceForCreditLosses

us-gaap:AccountsReceivable


Financing
Period End2021-06-302021-03-312020-12-312020-09-30
Value8243000.08243000.07678000.07678000.0
Percentage of FinancingReceivableAllowanceForCreditLosses100.0100.0100.0100.0

us-gaap:InterestReceivable us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:RestructuringCostAndReserve, us-gaap:SubsequentEventType

us-gaap:InterestReceivable

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation, us-gaap:ContractTermination, us-gaap:SubsequentEvent


Interest
Period End2021-07-31
Value6100000.0
Percentage of InterestReceivable100.0

us-gaap:InterestReceivable us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:SubsequentEventType

rgnx:NovemberTwoThousandEighteenLicenseAgreement, rgnx:AbeonaTherapeuticsIncorporation, us-gaap:SubsequentEvent


Interest
Period End2021-07-31
Value5600000.0
Percentage of InterestReceivable91.8

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-312020-09-302019-12-31
Value4155000.01117000.02941000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0100.0

us-gaap:LiabilitiesSubjectToCompromiseEarlyContractTerminationFees us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:StatementGeographical

us-gaap:LiabilitiesSubjectToCompromiseEarlyContractTerminationFees

rgnx:NineThousandSixHundredBlackwellRoad, country:MD


Liabilities
Period End2020-11-30
Value400000.0
Percentage of LiabilitiesSubjectToCompromiseEarlyContractTerminationFees100.0

us-gaap:LiabilitiesSubjectToCompromiseEarlyContractTerminationFees us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty, us-gaap:StatementGeographical, us-gaap:StatementScenario

rgnx:NineThousandSixHundredBlackwellRoad, country:MD, srt:ScenarioForecast


Liabilities
Period End2020-11-30
Value400000.0
Percentage of LiabilitiesSubjectToCompromiseEarlyContractTerminationFees100.0

us-gaap:MarketableSecuritiesNoncurrent

us-gaap:MarketableSecuritiesNoncurrent


Marketable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value2182154648707710385108159150102195.917152446636993104107102
Percentage of MarketableSecuritiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2020-12-312020-09-30
Value5.65.4
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

us-gaap:DomesticCountry


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value441705612666212.979
Percentage of OperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0

us-gaap:StateAndLocalJurisdiction


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value7926956167553413
Percentage of OperatingLossCarryforwards178.3158.0100.2132.482.8161.2450.0

us-gaap:PrepaidExpenseCurrent

us-gaap:PrepaidExpenseCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value131310169.7497.4226.4756.926.0366.2925.7346.3083.694.6675.3343.2252.4321.8431.7752.1711.481.1891.021.40.028
Percentage of PrepaidExpenseCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashAndCashEquivalentsNoncurrent

us-gaap:RestrictedCashAndCashEquivalentsNoncurrent


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value1330000.01330000.01330000.01330000.01330000.01330000.01330000.01053000.01053000.01053000.01053000.0225000.0225000.0225000.0225000.0225000.0225000.0225000.0225000.0
Percentage of RestrictedCashAndCashEquivalentsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value44.544.9220.920.920.920.920.920.920.920.920.920.920.920.9
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value4312000.04126000.03703000.03581000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value27.3826.4724.2723.34
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value6451101376452866913617011829930591125128605957581744
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value7344000.07346000.06361000.06409000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value33.5933.5131.2131.18
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value645110137
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue100.0100.0100.0100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1 us-gaap:PlanName

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

rgnx:TwoThousandFourteenAndTwoThousandFifteenEquityIncentivePlan


Sharebased
Period End2021-06-302021-03-312020-12-312020-09-30
Value61508436
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1100.0100.0100.0100.0

us-gaap:TenantImprovements us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty

us-gaap:TenantImprovements

rgnx:NineThousandEightHundredFourMedicalCenterDrive


Tenant
Period End2020-12-312020-09-30
Value1217
Percentage of TenantImprovements100.0100.0

us-gaap:UnbilledReceivablesCurrent

us-gaap:UnbilledReceivablesCurrent


Unbilled
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312014-12-31
Value22182099370.327
Percentage of UnbilledReceivablesCurrent100.0100.0100.0100.0100.0100.0

Line plots across dimensions of each concept


us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
(None,)
Weighted Average Number Of Diluted Shares Outstandingus-gaap: Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
(None,)
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amountus-gaap: Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities
TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:AwardType
(None,)
Allocated Share Based Compensation Expenseus-gaap: Award Type
us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:IncomeStatementLocation
(None,)
Allocated Share Based Compensation Expenseus-gaap: Income Statement Location
us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax
us-gaap:ProductOrService
(None,)
Revenue From Contract With Customer Including Assessed Taxus-gaap: Product Or Service
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components