SGMO


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

Table of contents



us-gaap:CommonStockValue

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareBasicAndDiluted

us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:IncomeStatementLocation

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:GeneralAndAdministrativeExpense

us-gaap:IncomeTaxExpenseBenefit

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:OperatingExpenses

us-gaap:OperatingIncomeLoss

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:ProfitLoss
us-gaap:CounterpartyName, us-gaap:ChangeInAccountingEstimateByType, us-gaap:TypeOfArrangement
us-gaap:StatementEquityComponents

us-gaap:ResearchAndDevelopmentExpense

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:CounterpartyName
us-gaap:CounterpartyName, us-gaap:ChangeInAccountingEstimateByType, us-gaap:TypeOfArrangement
us-gaap:CounterpartyName, us-gaap:ProductOrService
us-gaap:ProductOrService, us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersByType

us-gaap:Revenues

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:FinancialInstrument
us-gaap:InvestmentType

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:AccountsReceivableNetCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:AccountsPayableCurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:LiabilitiesCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:MinorityInterest
us-gaap:StatementEquityComponents

us-gaap:OtherLiabilitiesNoncurrent
us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersByType

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:MinorityInterest
us-gaap:StatementEquityComponents

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:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss

us-gaap:ProfitLoss
us-gaap:CounterpartyName, us-gaap:ChangeInAccountingEstimateByType, us-gaap:TypeOfArrangement
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet
us-gaap:BalanceSheetLocation

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

sgmo:AdjustmentsToAdditionalPaidInCapitalAcquisitionOfNoncontrollingInterest
us-gaap:StatementEquityComponents

sgmo:AmortizationAndOtherChangesInRightOfUseAssets
us-gaap:BusinessAcquisition, us-gaap:TypeOfArrangement
sgmo:BusinessAcquisitionNumberOfFreeSharesOutstandingSubjectToPurchase
us-gaap:BusinessAcquisition, us-gaap:TypeOfArrangement
sgmo:BusinessAcquisitionNumberOfSharesAcquired
us-gaap:CounterpartyName, us-gaap:TypeOfArrangement
sgmo:CollaborativeArrangementEstimatedReimbursableServiceCosts
us-gaap:CounterpartyName
sgmo:CollaborativeArrangementIncreaseDecreaseInNetIncomeLoss
us-gaap:CounterpartyName
sgmo:CollaborativeArrangementIncreaseDecreaseInRevenue
us-gaap:CounterpartyName, us-gaap:TypeOfArrangement
sgmo:CollaborativeArrangementLicenseFee
sgmo:CollaborativeAgreementMilestone, us-gaap:CounterpartyName, us-gaap:TypeOfArrangement
sgmo:CollaborativeArrangementMilestoneRevenueRecognized
us-gaap:CounterpartyName
sgmo:CollaborativeArrangementNetIncomeLossPerShare
us-gaap:CounterpartyName
sgmo:CollaborativeArrangementResearchServiceFees
us-gaap:CounterpartyName
sgmo:CollaborativeArrangementTransactionPrice
us-gaap:CounterpartyName, us-gaap:TypeOfArrangement
sgmo:CollaborativeAgreementMilestone, us-gaap:CounterpartyName
sgmo:CustomerContractLiabilityMilestonePaymentEligibleToReceive
sgmo:CollaborativeAgreementMilestone, us-gaap:CounterpartyName, us-gaap:StatementScenario, us-gaap:SubsequentEventType
us-gaap:CounterpartyName, us-gaap:ProductOrService
us-gaap:CounterpartyName, us-gaap:Range, us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersByType, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
us-gaap:CounterpartyName, us-gaap:Range, us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersByType, us-gaap:TypeOfArrangement
us-gaap:CounterpartyName, us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersByType, us-gaap:TypeOfArrangement

sgmo:GainLossOnFreeShares

sgmo:IncreaseDecreaseInLongTermPortionOfLeaseLiabilities
us-gaap:CounterpartyName, us-gaap:ProductOrService
sgmo:MilestonePaymentsReceived
us-gaap:SubsequentEventType, us-gaap:SubsidiarySaleOfStock
sgmo:SaleOfStockConsiderationReceivedOnTransactionGross
us-gaap:CounterpartyName, us-gaap:TypeOfArrangement
sgmo:SeparateUpfrontFee

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments

us-gaap:CapitalExpendituresIncurredButNotYetPaid
us-gaap:CounterpartyName, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType
us-gaap:ConcentrationRiskPercentage1
us-gaap:CounterpartyName, us-gaap:TypeOfArrangement
us-gaap:CostOfGoodsAndServicesSoldAmortization

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

us-gaap:IncomeLossIncludingPortionAttributableToNoncontrollingInterest

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccruedInterestReceivableNet

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities

us-gaap:IncreaseDecreaseInOtherNoncurrentLiabilities

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:InterestAndOtherIncome

us-gaap:LeaseCost

us-gaap:MinorityInterestDecreaseFromRedemptions
us-gaap:StatementEquityComponents

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeasePayments

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
us-gaap:StatementEquityComponents
us-gaap:CounterpartyName, us-gaap:Range, us-gaap:SubsidiarySaleOfStock
us-gaap:PaymentsOfStockIssuanceCosts

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireAdditionalInterestInSubsidiaries
us-gaap:BusinessAcquisition, us-gaap:TypeOfArrangement

us-gaap:PaymentsToAcquireMarketableSecurities
us-gaap:CounterpartyName, us-gaap:StatementScenario, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement
us-gaap:ProceedsFromCollaborators
us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities

us-gaap:ProceedsFromSaleOfHeldToMaturitySecurities
us-gaap:CounterpartyName, us-gaap:ProductOrService
us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersCompensationEarned
us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
us-gaap:CounterpartyName, us-gaap:BalanceSheetLocation, us-gaap:SubsequentEventType, us-gaap:SubsidiarySaleOfStock
us-gaap:SaleOfStockConsiderationReceivedOnTransaction
us-gaap:CounterpartyName, us-gaap:SubsidiarySaleOfStock
us-gaap:SubsequentEventType, us-gaap:SubsidiarySaleOfStock

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:VariableLeaseCost

sgmo:AccruedResearchAndDevelopmentExpenses
us-gaap:BusinessAcquisition, us-gaap:TypeOfArrangement
sgmo:BusinessAcquisitionEstimatedFairValueAssetsOfFreeShares
us-gaap:BusinessAcquisition, us-gaap:TypeOfArrangement
sgmo:BusinessAcquisitionsFairValueOfFreeSharesAsset

sgmo:CashEquivalentsAndAvailableForSaleSecurities

sgmo:CashEquivalentsAndAvailableForSaleSecuritiesAmortizedCost

sgmo:CashEquivalentsAndAvailableForSaleSecuritiesGrossUnrealizedGainBeforeTax

sgmo:CashEquivalentsAndAvailableForSaleSecuritiesGrossUnrealizedLossBeforeTax
us-gaap:FinancialInstrument
sgmo:CashEquivalentsGrossUnrealizedGainBeforeTax
sgmo:CollaborativeAgreementMilestone, us-gaap:CounterpartyName, us-gaap:TypeOfArrangement
sgmo:CollaborativeArrangementCumulativeMilestoneAchieved
us-gaap:CounterpartyName, us-gaap:TypeOfArrangement
sgmo:CollaborativeAgreementMilestone, us-gaap:CounterpartyName, us-gaap:TypeOfArrangement
sgmo:CollaborativeArrangementMilestoneRevenueReversal
us-gaap:CounterpartyName
sgmo:CollaborativeArrangementReimbursableServiceCosts

sgmo:DeferredTaxAssetsLeaseLiability

sgmo:DeferredTaxAssetsTaxCreditCarryforwardsResearchFederal

sgmo:DeferredTaxAssetsTaxCreditCarryforwardsResearchStateAndLocal
us-gaap:StatementGeographical
sgmo:LesseeOperatingLeaseAmount
us-gaap:StatementGeographical
sgmo:LesseeOperatingLeaseAreaOfRealEstate
us-gaap:StatementGeographical
sgmo:LesseeOperatingLeaseLeaseNotYetCommencedAmount

sgmo:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour

sgmo:LicenseObligations
sgmo:CollaborativeAgreementMilestone, us-gaap:CounterpartyName
sgmo:ResearchAndDevelopmentArrangementContractToPerformForOthersCumulativeCompensationEarned
us-gaap:CounterpartyName

sgmo:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestAggregateIntrinsicValue

us-gaap:AccruedEmployeeBenefitsCurrent

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

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
us-gaap:FinancialInstrument
us-gaap:InvestmentType

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
us-gaap:FinancialInstrument
us-gaap:InvestmentType

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis
us-gaap:FinancialInstrument
us-gaap:InvestmentType

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue

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

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesNoncurrent
us-gaap:BusinessAcquisition, us-gaap:MeasurementInputType
us-gaap:BusinessAcquisitionSharePrice
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:InvestmentType
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementFrequency, us-gaap:InvestmentType
us-gaap:FinancialInstrument
us-gaap:InvestmentType

us-gaap:CashEquivalentsAtCarryingValue
sgmo:CollaborativeAgreementMilestone, us-gaap:CounterpartyName, us-gaap:TypeOfArrangement
us-gaap:ContractWithCustomerLiability
us-gaap:CounterpartyName
us-gaap:CounterpartyName, us-gaap:ProductOrService
us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:ContractualObligation
us-gaap:CounterpartyName

us-gaap:CustomerRefundLiabilityCurrent

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsForeign

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesLeasingArrangements
us-gaap:BusinessAcquisition, us-gaap:MeasurementInputType
us-gaap:DerivativeLiabilityMeasurementInput
us-gaap:MeasurementInputType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:AwardType
us-gaap:MeasurementInputType
us-gaap:ForeignCurrencyExchangeRateTranslation1

us-gaap:InterestReceivableCurrent
us-gaap:StatementGeographical, us-gaap:PropertyPlantAndEquipmentByType
us-gaap:LandSubjectToGroundLeases
us-gaap:StatementGeographical, us-gaap:PropertyPlantAndEquipmentByType, us-gaap:PropertySubjectToOrAvailableForOperatingLease

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear
us-gaap:Ownership, us-gaap:TypeOfArrangement
us-gaap:MinorityInterestOwnershipPercentageByParent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:RestrictedCashAndCashEquivalentsNoncurrent

us-gaap:RestrictedCashNoncurrent

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice
us-gaap:MeasurementInputType
us-gaap:SharePrice

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
us-gaap:BusinessAcquisition, us-gaap:MeasurementInputType
us-gaap:WarrantsAndRightsOutstandingMeasurementInput

Plots across concepts


IncomeStatement
Operating Income Loss
Expenses
Income Tax Expense Benefit
Balance Sheet
Operating Lease Liability
Assets
Property Plant And Equipment Net
Current Assets
Accounts Receivable Net Current
NonCurrent Assets
Other Assets Noncurrent
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Operating Lease Liability
Current Liabilities
Operating Lease Liability Current
Stockholders Equity
Retained Earnings Accumulated Deficit
CashFlow
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInInvestingActivities
Payments To Acquire Property Plant And Equipment
Shares
Weighted Average Number Of Share Outstanding Basic And Diluted
OperatingLeaseLiability
Operating Lease Liability Current
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Remainder Of Fiscal Year

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:CommonStockValue █████▆▆▆▆▅▅▅▅▄▄▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁1.4511.4371.4211.4121.411.1631.161.1581.1561.0231.0221.0181.0160.870.8560.8410.8350.7180.7090.7060.7060.7040.7030.70.6980.6950.690.6830.6810.6780.6220.6140.540.5350.5310.5290.5270.5260.5260.5250.524NA0.454NANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding 143.984NANANA138.977NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic 143.984NANANA138.977NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted NA143.112NA141.1138.977116.06NA115.71114.382102.27NA101.72597.26786.334NA83.7572.52771.025NA70.61870.48770.373NA69.89269.68469.283NA68.2367.9863.199NA54.78653.78653.377NA52.76852.65752.567NA52.46451.5NANANANA
us-gaap:EarningsPerShareBasic -0.33NANANA-0.26NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:EarningsPerShareDiluted -0.33NANANA-0.26NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:EarningsPerShareBasicAndDiluted NA-0.32-0.29-0.01-0.26-0.370.04-0.24-0.26-0.41-0.18-0.13-0.17-0.23-0.15-0.15-0.17-0.23-0.14-0.27-0.38-0.23-0.2-0.13-0.17-0.08-0.06-0.11-0.1-0.12-0.13-0.11-0.1-0.13-0.07-0.11-0.11-0.14-0.12-0.18-0.2-0.21-0.18000000000000005-0.19-0.09
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 Net profit Margin us-gaap:CounterpartyName,us-gaap:ChangeInAccountingEstimateByType,us-gaap:TypeOfArrangement sgmo:PfizerAndSanofi,sgmo:ChangeInCollaborationAgreementScope,us-gaap:CollaborativeArrangementNANANA5.8NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AllocatedShareBasedCompensationExpense █▆▆▆▆▅▄▄▄▄▄▃▃▃▂▂▂▂▂▂▆▃▃▂▂▂▃▂▂▂▂▁▁▁▁▁▁▁▂▂▂9.4837.5246.6426.6826.7645.625.2394.7014.8674.5234.3033.813.5143.052.122.2191.9642.7881.9292.7357.1993.1943.0662.8282.8832.9533.0352.1292.1291.9072.0481.3911.3781.3291.3271.4041.2241.3832.0992.0521.966NANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▂▁▃▇▃▂█▃▄▂▅▆▅▅▆▆▆▅▆▅▄▅▅▆▆▇▇▆▆▆▆▆▆▆▇▆▆▆▆▆▆▆-45.896-50.638-36.7381.656-33.754-44.2927.007-31.443-28.358-43.401-19.861-12.931-16.41-20.286-13.266-12.342-12.542-16.744-9.681-18.979-26.567-16.411-14.067-9.188-12.154-5.269-4.397-7.525-6.969-7.563-8.158-6.118-5.476-6.886-3.467-5.768-5.732-7.283-6.345-9.573-10.256-9.558NANANA
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▇▇▇█▇▇▇▇▇▇▁██-0.005-0.006-0.0710.042-0.036-0.061-0.054-0.054-0.072-0.053-0.5740.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▂▁▃▇▃▂█▃▄▂▅▆▅▅-45.901-50.644-36.8091.698-33.79-44.3536.953-31.497-28.43-43.454-20.434-12.93-16.41-20.286NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:GeneralAndAdministrativeExpense ▇▇█▇█▇▇▇▆█▆▅▅▄▃▃▃▃▂▂▅▂▂▂▂▂▂▁▂▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁16.48616.14816.87416.17717.92716.11915.05314.91814.59717.11814.35510.99311.30110.0877.4666.4226.0377.2754.8625.02111.095.3574.8884.565.0174.7324.333.7313.9723.6444.2053.1633.1243.3083.0193.1392.7443.2423.2353.5923.6763.5393.1542.8893.257
us-gaap:IncomeTaxExpenseBenefit ▁█▃▇0.0240.2620.1080.237NANA0.0NANANANANANANANANANANA0.013-0.003-0.024NA-1.635-3.339NANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▁▁▂▇▃▂█▄▃▂▅▆▅▅▆▆▆▅▆▅▄▅▅▆▆▇▇▆▆▆▆▇▇▆▇▇▇▆▇▆▆▆▆▆▇-47.169-45.933-40.604-1.55-35.929-42.9134.555-27.307-30.284-42.15-18.664-12.843-16.64-20.187-13.091-12.354-12.491-16.632-9.624-18.965-26.575-16.494-14.013-9.245-12.126-5.319-4.319-7.545-6.981-7.572-8.144-6.145-5.45-6.885-3.478-5.79-5.728-7.268-6.359-9.554-10.259-9.578-8.321-8.695-3.86
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▇▇▇█▇▇▇▇▇▇▁███-0.005-0.006-0.0710.042-0.036-0.061-0.054-0.054-0.072-0.053-0.5550.00.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingExpenses ██▇▆▆▆▆▅▅▅▅▄▄▃▃▃▂▂▂▂▃▂▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁76.57272.58269.23261.46459.4557.59853.38251.20651.05251.96847.60939.80340.55633.63426.84324.84721.02120.21718.75222.02930.54420.62324.79421.25420.63519.71219.42120.07117.43215.72715.04311.86612.40211.52812.310.70910.31810.52511.11311.43111.79511.80113.02711.65810.404
us-gaap:OperatingIncomeLoss ▁▁▂▇▃▂█▄▃▂▅▆▅▅▆▆▆▅▆▅▄▅▆▆▆▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▆▆▇▇▇-48.7-46.302-43.432-3.701-37.897-44.5221.469-29.248-33.504-43.897-20.772-16.241-19.14-20.997-13.766-13.035-12.768-16.792-9.83-19.206-26.842-16.681-15.673-12.685-12.277-6.221-4.469-7.654-7.047-7.611-8.174-6.159-5.468-6.905-3.369-5.802-5.744-7.283-6.365-9.574-10.281-9.601-8.338-8.715-3.879
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▆▁██▆▃▇▂▆▃▄▅▅1.308-4.7494.3563.8391.783-1.6332.566-4.0771.442-1.504-1.1480.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ProfitLoss ▁▁▂▇▃▂█▄▃▂▅▆▅▅▆▆▆▅-47.174-45.939-40.675-1.508-35.965-42.9744.501-27.361-30.356-42.203-19.219-12.843-16.64-20.187-13.091-12.354-12.491-16.632NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:ProfitLoss us-gaap:CounterpartyName,us-gaap:ChangeInAccountingEstimateByType,us-gaap:TypeOfArrangement sgmo:Pfizer,sgmo:ChangeInCollaborationAgreementScope,us-gaap:CollaborativeArrangementNANANA-5.8-3.0-0.1NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:ProfitLoss us-gaap:CounterpartyName,us-gaap:ChangeInAccountingEstimateByType,us-gaap:TypeOfArrangement sgmo:PfizerAndSanofi,sgmo:ChangeInCollaborationAgreementScope,us-gaap:CollaborativeArrangementNANANA-5.8NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterest▅▅▁█▃▂▂▂▁▂-0.005-0.006-0.0710.042-0.036-0.061-0.054-0.054-0.072-0.053NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▁▁▂▇▃▂█▄▃▂▅▆▅▅-47.169-45.933-40.604-1.55-35.929-42.9134.555-27.307-30.284-42.15-18.664-12.843-16.64-20.187NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ResearchAndDevelopmentExpense ██▇▆▆▆▅▅▅▅▄▄▄▃▃▂▂▂▂▂▃▂▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁60.08656.43452.35845.28741.52341.47938.32936.28836.45534.8533.25428.8129.25523.54719.37718.42514.98412.94213.8917.00819.45415.26619.90616.69415.61814.9814.99116.2913.4612.03310.7788.7039.2788.229.2827.577.5747.2837.8787.8398.1198.2629.8738.7697.147
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▄▄▄█▃▂█▄▃▂▄▄▃▂▂▂▂▁▂▁▁▁▂▂▂▂▃▂▂▂▂▂▂▁▂▁▁▁▁▁▁▁▁▁▂27.87226.2825.857.76321.55313.07654.85121.95817.5488.07126.83723.56221.41612.63713.07711.8128.2533.4258.9222.8233.7023.9429.1218.5698.35813.49114.95212.41710.3858.1166.8695.7076.9344.6238.9314.9074.5743.2424.7481.8571.5142.24.6892.9436.525
us-gaap:Revenues ▄▄▄█▃▂█▄▃▂▄▄▃▂▂▂▂▁▂▁▁▁▂▂▂▂▃▂▂▂▂▂▂▁▂▁▁▁▁▁▁▁▁▁▂27.87226.2825.857.76321.55313.07654.85121.95817.5488.07126.83723.56221.41612.63713.07711.8128.2533.4258.9222.8233.7023.9429.1218.5698.35813.49114.95212.41710.3858.1166.8695.7076.9344.6238.9314.9074.5743.2424.7481.8571.5142.24.6892.9436.525
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:Assets ▇▇██▇▅▅▅▆▅▅▅▅▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁835.363877.095938.55963.71894.659584.276637.516640.222673.481542.729590.395606.604627.727281.168286.741269.791282.993146.81157.891164.978180.906197.048217.235232.516229.948238.505243.212247.347250.837255.5140.838140.36674.19675.84482.53381.81386.31290.42487.33688.3195.621NA62.999NANA
us-gaap:Liabilities ▇▇██▇▄▄▄▅▄▄▅▅▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁389.906407.678441.184442.829383.453189.861204.777220.894227.733213.548223.138226.698239.8698.80398.84183.13988.95321.12721.69621.14220.88317.64124.79628.95830.00431.01736.57937.20836.4838.07519.12814.22514.81814.25817.63715.41116.08316.0847.204NANANANANANA
us-gaap:LiabilitiesAndStockholdersEquity ▇▇██▇▅▅▅▆▅▅▅▅▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁835.363877.095938.55963.71894.659584.276637.516640.222673.481542.729590.395606.604627.727281.168286.741269.791282.993146.81157.891164.978180.906197.048217.235232.516229.948238.505243.212247.347250.837255.5140.838140.36674.19675.84482.53381.81386.31290.42487.33688.3195.621NA62.999NANA
us-gaap:StockholdersEquity ▇▇███▆▇▆▇▅▆▆▆▃▃▃▃▂▂▂▃▃▃▃▃▃▃▃▃▃▂▂▁▁▁▁▁▁▁▁▁445.457470.355498.234521.411511.457394.291432.554419.089445.134328.495366.518379.906387.867182.365187.9186.652194.04125.683136.195143.836160.023179.407192.439203.558199.944207.488206.633210.139214.357217.425121.71126.14159.37861.58664.89666.40270.22974.3480.13284.16691.612NA55.907NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AssetsCurrent ▆▇███▄▅▅▅▄▅▅▆▃▃▃▃▂▂▂▂▂▃▃▃▃▂▂▃▃▁▂▁▁▁▁▁▁▁▁▁554.064606.944659.668700.294679.4370.948405.473384.176461.808362.628410.521468.202550.049236.276248.397242.34255.677133.774149.58148.845176.15191.138212.582227.683221.005203.946190.879173.169202.98220.21297.274126.14353.72161.54668.36562.39163.66281.82485.69286.70494.03NA61.314NANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▃▃▃▅█▂▂▃▃▂▃▂▂▁▂▁▂▁▁▁▁▁▂▁▁▁▁▁▂▃▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁169.878122.975131.329259.393467.44385.74980.428114.291169.22280.968140.41839.29859.40630.70849.82629.89469.83718.48622.06127.98612.95533.00969.48234.28710.76825.2566.0311.20599.27126.82310.18680.30912.05212.17721.67913.72418.47624.4916.76621.6678.4216.87910.7849.05512.789
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▃▃▃▅█▂▂▂▃▂▃▂▂▁▁▁171.378124.475132.829260.893468.94387.24981.928117.791172.72284.468143.918119.23962.90634.20853.32629.894NA18.48622.061NANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccountsReceivableNetCurrent ▂▂▂█▂▂█▅▃▂▂▂▂▁▁▁▁▁▂▁▁▁▁▂▂▂▃▂▂▂▁▂▂▁▂▁▁▁▁▁▁6.8826.7465.22439.4875.6186.9736.90921.95312.0957.3114.6735.5674.9773.5753.3433.4333.4952.4014.9721.4822.3052.5672.5217.0045.1796.63810.3688.4746.9695.363.1554.884.9183.6674.1293.5043.2411.5080.9191.1531.381NA0.366NANA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent █▆▆▅▄▃▃▂▃▂▃▂▃▂▁16.72212.1411.98611.1588.3954.9225.4084.6915.8483.7275.343.3825.0642.8021.506NANANA1.849NANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:PropertyPlantAndEquipmentGross NANA58.74NANANA41.607NANANA22.822NANANA16.367NANANA12.196NANANA7.762NANANA5.378NANANA4.927NANANA4.495NANANA4.329NANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType sgmo:LaboratoryEquipmentNANA24.737NANANA17.179NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType sgmo:ManufacturingEquipmentNANA1.089NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ConstructionInProgressNANA12.091NANANA5.901NANANA65.211NANANANANANANA0.148NANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:FurnitureAndFixturesNANA4.87NANANA4.639NANANA3.84NANANA1.494NANANA0.636NANANA0.652NANANA0.55NANANA0.563NANANA0.499NANANA0.442NANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LeaseholdImprovementsNANA15.953NANANA13.888NANANA3.64NANANA3.425NANANA1.33NANANA1.309NANANA1.163NANANA1.156NANANA1.046NANANA1.036NANANANANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA17.416NANANA11.681NANANA9.31NANANA6.951NANANA5.639NANANA4.846NANANA3.899NANANA3.521NANANA2.952NANANA2.726NANANANANANA
us-gaap:PropertyPlantAndEquipmentNet ▅▅▅▄▄▄▄▃▃▃█▅▄▄▄▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁49.58845.22241.32435.28233.90731.29429.92626.51621.01918.28178.72350.49737.22333.60131.0668.58.3477.2676.5574.8823.0253.1762.9163.0633.2172.9951.4791.5661.6221.411.4061.4941.5871.4641.5431.4671.5321.6531.6031.5651.55NA1.673NANA
us-gaap:Goodwill ████▇▇▇▇▇▇█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁41.50140.99442.79840.98439.31838.5539.27338.2739.79539.28340.0441.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.585NANANANANANANANANANANANANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▆▅█▅▃▁▃▁▃▃▄56.29855.58358.12855.56953.21952.13753.15651.74153.89253.1754.243NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseRightOfUseAsset ▇▇▇▇▇████▃▁68.30470.32471.04571.63773.50175.37777.28977.50579.43528.190.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ██▇▇▇▅▅▄▄▂▁▃14.90314.09713.55712.68313.8149.479.0677.7257.5824.1182.7416.379NANA4.6811.0411.0411.1890.1690.1590.1460.1460.1520.1850.1930.1570.1390.108NANA0.04NANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent NANANA17.89719.22116.92317.55621.96522.50530.13521.45716.42414.38810.9711.03510.1129.2067.4256.2616.3177.0143.1118.2298.8889.5126.8068.7047.9995.7096.1124.382.6653.2942.5334.0131.7452.6492.4455.5152.4662.649NA5.654NANA
us-gaap:AccountsPayableCurrent ▁▅█10.13211.63812.553NANANA6.671NANANA3.355NANANA0.016NANANA2.58NANANA3.905NANANA5.525NANANA3.022NANANA3.046NANANA4.11NANANANANANA
us-gaap:AccruedLiabilitiesCurrent ▃▁█15.44813.7618.612NANANA10.885NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ContractWithCustomerLiabilityCurrent ███▇▄▁▁▂▃▃▂▃▄93.95794.36491.64487.79161.38936.5538.71147.56150.82654.82447.56451.09457.215NA28.345NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent █▇█▇▆▄▄▅▅▅▅▅▅▃▃▃▃▁▁▁▂▁▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁136.943132.839143.547123.56193.94262.06569.87280.5582.04591.12778.51174.12375.94949.3944.85942.94341.65713.06413.29113.86814.4610.09420.09722.12821.05619.96820.88219.49416.79916.40610.1317.0047.0555.9538.796.0226.1525.6127.2044.1444.009NA7.092NANA
us-gaap:OperatingLeaseLiabilityCurrent █▇▄▁3.9663.8823.693.441NANA3.2142.9942.4851.320.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAccruedLiabilitiesCurrent NANA4.133NANANA2.451NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:DeferredIncomeTaxLiabilitiesNet ▆▅█▅▃▁▃▁▃6.9596.877.1856.8686.5786.4446.576.3956.661NA6.705NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:MinorityInterest NA-0.938-0.868-0.53-0.2510.1240.1850.2390.6140.6860.739NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:MinorityInterest us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterestNANA-0.868NANANA0.185NANANA0.739NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ██▇▇▆▆▆▆▃▁▁▁7.4257.2287.0116.2386.0555.885.7115.5423.2881.9111.961.73NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▇▇▇▇▇████▁▅37.32838.46338.39638.25939.23440.19841.19240.60941.5513.29927.689NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo ██▄▁7.0947.0896.7566.479NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree ██▄▁7.2427.2376.8516.567NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour ██▄▁7.3127.3086.9956.705NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA7.058NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA19.571NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:StockholdersEquity ▇▇███▆▇▆▇▅▆▆▆▃▃▃▃▂▂▂▃▃▃▃▃▃▃▃▃▃▂▂▁▁▁▁▁▁▁▁▁445.457470.355498.234521.411511.457394.291432.554419.089445.134328.495366.518379.906387.867182.365187.9186.652194.04125.683136.195143.836160.023179.407192.439203.558199.944207.488206.633210.139214.357217.425121.71126.14159.37861.58664.89666.40270.22974.3480.13284.16691.612NA55.907NANA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest ▆▇███▅▆▆▆▄▅▅▅▁▁445.457469.417497.366520.881511.206394.415432.739419.328445.748329.181367.257379.906387.867182.365187.9NANANA136.195NANANA192.439NANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CommonStockValue █████▆▆▆▆▅▅▅▅▄▄▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁1.4511.4371.4211.4121.411.1631.161.1581.1561.0231.0221.0181.0160.870.8560.8410.8350.7180.7090.7060.7060.7040.7030.70.6980.6950.690.6830.6810.6780.6220.6140.540.5350.5310.5290.5270.5260.5260.5250.524NA0.454NANA
us-gaap:AdditionalPaidInCapitalCommonStock ███▇▇▆▆▆▆▅▅▄▄▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁1313.1021292.1181269.3751255.8231247.5271096.8541090.8281084.3721078.976934.112929.632923.164918.197696.429682.809668.33663.382582.6576.377574.34571.548564.367560.989558.044545.244540.637534.518533.634NANA423.209NANANANANANANANANANANANANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▁▂▂▂▂▃▃▃▄▄▄▅▅▅▅▅▅▆▆▆▆▆▇▇▇▇▇▇▇▇▇▇▇████████-871.083-823.914-777.981-737.377-735.827-699.898-656.985-661.54-634.233-603.949-562.696-544.032-531.189-514.549-495.479-482.388-470.034-457.543-440.911-431.287-412.322-385.747-369.253-355.24-345.995-333.869-328.55-324.231-316.686-309.705-302.133-293.989-287.844-282.394-275.509-272.031-266.241-260.513-253.245-246.886-237.332NA-217.495NANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▆▅█▅▃▂▃▁▄▂▃▄▄▄▄▄▄▄▄1.9870.7145.4191.553-1.653-3.828-2.449-4.901-0.765-2.691-1.44-0.244-0.157-0.385-0.286-0.131-0.143-0.0920.02NANANANA0.054-0.0030.025-0.0250.0530.0330.0210.0120.026-0.0010.0250.0260.015-0.007-0.0030.012-0.0020.017NA-0.006NANA
us-gaap:MinorityInterest NA-0.938-0.868-0.53-0.2510.1240.1850.2390.6140.6860.739NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:MinorityInterest us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterestNANA-0.868NANANA0.185NANANA0.739NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:StockIssuedDuringPeriodValueNewIssues ▁▂▁▁█9.08115.6510.00.0142.526NA0.0-0.321136.566NA0.001NA215.756NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue █▆▅▅▅▄▃▃▃▃▂▂▂▁9.4837.5246.6426.6826.7645.625.2394.7014.8674.5234.3033.813.5143.05NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁▁▃▄█▃▂▂▂▂▂▂▇▃▃▃-52.567-68.55-4.29533.067159.993-18.89-20.816-38.874-39.593-45.119-39.559-27.596122.441-18.134-16.842-15.687NANANANANANANANANANANANANA11.379-1.657-4.514-5.293-8.0180.223-5.159-6.0132.8670.002-6.468-7.471-11.958-2.571-5.918NA
us-gaap:NetCashProvidedByUsedInInvestingActivities █▇▄▂█▇▆▆▆▆██▁▆▇▆89.29945.289-130.458-242.49777.60823.72-16.402-16.217-12.383-14.79962.83582.77-312.144-11.56727.971-27.063NANANANANANANANANANANANANA3.887-68.9461.2813.278-3.7317.097-0.13-0.3974.749-5.11619.64-41.737.2063.7882.192NA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▁▁▁▆▁▁▁▅▁▁▁█▁▁▁10.01915.2356.9191.616144.1560.4091.2190.704139.890.2161.5661.159218.40110.58312.3032.807NANANANANANANANANANANANANA101.3710.4871.491.892.2470.6350.5370.3960.1080.2130.07450.7430.8470.512-0.008NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▄▃▂▁█▄▃▃▅▃▄▄▄▃▄▃46.903-8.354-128.064-208.05381.6945.321-35.863-54.93188.254-59.4524.67956.33328.698-19.11823.432-39.943NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:DepreciationDepletionAndAmortization █▇▆▅▅▅▅▄▃▃▃▂▃▃▂▂▂▂▁▁▁▁▁▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁2.2451.8751.6831.361.3281.3111.1881.1590.8680.7150.6910.4610.6190.5880.4680.4120.3170.3010.2520.2520.2480.2450.2430.3170.2810.1470.1490.150.1270.1230.1240.140.1580.1470.160.1660.1660.1680.1670.160.1570.1620.1750.17NA
us-gaap:IncreaseDecreaseInAccountsReceivable ▅▅▁█▄▁▆▆▅▅▄▅▅▅▅▅▅▄▅▄▄▅▄▅▄▄▅▅▅▅▄▅▅▄▅▅▅▅▄▄▅▅▅▅0.1361.522-34.26333.869-1.352-29.93914.9569.8584.7842.638-0.8950.5911.4020.232-0.09-0.0621.094-2.5713.183-0.823-0.2620.046-4.4831.825-1.459-3.731.8941.5051.6092.205-1.704-0.0931.335-0.5460.8290.2631.7330.589-0.234-0.228-0.0891.104-0.1150.219NA
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁▁▃▄█▃▂▂▂▂▂▂▇▃▃▃-52.567-68.55-4.29533.067159.993-18.89-20.816-38.874-39.593-45.119-39.559-27.596122.441-18.134-16.842-15.687NANANANANANANANANANANANANA11.379-1.657-4.514-5.293-8.0180.223-5.159-6.0132.8670.002-6.468-7.471-11.958-2.571-5.918NA
us-gaap:NetIncomeLoss ▁▁▂▇▃▂█▄▃▂▅▆▅▅▆▆▆▅▆▅▄▅▅▆▆▇▇▆▆▆▆▇▇▆▇▇▇▆▇▆▆▆▆▆▇-47.169-45.933-40.604-1.55-35.929-42.9134.555-27.307-30.284-42.15-18.664-12.843-16.64-20.187-13.091-12.354-12.491-16.632-9.624-18.965-26.575-16.494-14.013-9.245-12.126-5.319-4.319-7.545-6.981-7.572-8.144-6.145-5.45-6.885-3.478-5.79-5.728-7.268-6.359-9.554-10.259-9.578-8.321-8.695-3.86
us-gaap:ProfitLoss ▁▁▂▇▃▂█▄▃▂▅▆▅▅▆▆▆▅-47.174-45.939-40.675-1.508-35.965-42.9744.501-27.361-30.356-42.203-19.219-12.843-16.64-20.187-13.091-12.354-12.491-16.632NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:ProfitLoss us-gaap:CounterpartyName,us-gaap:ChangeInAccountingEstimateByType,us-gaap:TypeOfArrangement sgmo:Pfizer,sgmo:ChangeInCollaborationAgreementScope,us-gaap:CollaborativeArrangementNANANA-5.8-3.0-0.1NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:ProfitLoss us-gaap:CounterpartyName,us-gaap:ChangeInAccountingEstimateByType,us-gaap:TypeOfArrangement sgmo:PfizerAndSanofi,sgmo:ChangeInCollaborationAgreementScope,us-gaap:CollaborativeArrangementNANANA-5.8NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterest▅▅▁█▃▂▂▂▁▂-0.005-0.006-0.0710.042-0.036-0.061-0.054-0.054-0.072-0.053NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▁▁▂▇▃▂█▄▃▂▅▆▅▅-47.169-45.933-40.604-1.55-35.929-42.9134.555-27.307-30.284-42.15-18.664-12.843-16.64-20.187NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ShareBasedCompensation █▆▆▆▆▅▄▄▄▄▄▃▃▃▂▂▂▂▂▂▆▃▃▂▂▂▃▂▂▂▂▁▁▁▁▁▁▁▂▂▂▂▂▂9.4837.5246.6426.6826.7645.625.2394.7014.8674.5234.3033.813.5143.052.122.2181.9632.7881.9292.7357.1993.1943.0662.8282.8832.9533.0352.1292.1291.9072.0481.3911.3781.3291.3271.4041.2241.3832.0992.0531.9661.9632.0861.885NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInInvestingActivities █▇▄▂█▇▆▆▆▆██▁▆▇▆89.29945.289-130.458-242.49777.60823.72-16.402-16.217-12.383-14.79962.83582.77-312.144-11.56727.971-27.063NANANANANANANANANANANANANA3.887-68.9461.2813.278-3.7317.097-0.13-0.3974.749-5.11619.64-41.737.2063.7882.192NA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▃▃▂▂▂▂▃▂▂▂█▃▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁7.2637.954.0114.0092.9193.7756.7814.1343.7835.97728.0379.263.1522.6160.8780.6981.7070.4680.2230.1530.1040.2520.0840.2450.9981.0840.0620.0940.3390.1260.0370.0460.2810.0680.360.10.0450.2180.2050.1750.0860.110.0610.099NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▁▁▁▆▁▁▁▅▁▁▁█▁▁▁10.01915.2356.9191.616144.1560.4091.2190.704139.890.2161.5661.159218.40110.58312.3032.807NANANANANANANANANANANANANA101.3710.4871.491.892.2470.6350.5370.3960.1080.2130.07450.7430.8470.512-0.008NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1451000.01437000.01421000.01412000.01410000.01163000.01160000.01158000.01156000.01023000.01022000.01018000.01016000.0870000.0856000.0841000.0835000.0718000.0709000.0706000.0706000.0704000.0703000.0700000.0698000.0695000.0690000.0683000.0681000.0678000.0622000.0614000.0540000.0535000.0531000.0529000.0527000.0526000.0526000.0525000.0524000.0454000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.20.10.20.20.20.20.20.20.20.20.20.30.30.30.30.50.40.40.40.40.30.30.30.30.30.30.30.30.40.40.70.70.60.60.60.60.60.60.50.7

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302020-06-30
Value143138
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302020-06-30
Value143138
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0

Weighted Average Number Of Share Outstanding Basic And Diluted

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted


Weighted
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value14314113811611511410210197868372717070706969696867635453535252525251
Percentage of WeightedAverageNumberOfShareOutstandingBasicAndDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302020-06-30
Value-0.33-0.26
Percentage of EarningsPerShareBasic100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302020-06-30
Value-0.33-0.26
Percentage of EarningsPerShareDiluted100.0100.0

Earnings Per Share Basic And Diluted

us-gaap:EarningsPerShareBasicAndDiluted

us-gaap:EarningsPerShareBasicAndDiluted


Earnings
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-0.32-0.29-0.01-0.26-0.370.04-0.24-0.26-0.41-0.18-0.13-0.17-0.23-0.15-0.15-0.17-0.23-0.14-0.27-0.38-0.23-0.2-0.13-0.17-0.08-0.06-0.11-0.1-0.12-0.13-0.11-0.1-0.13-0.07-0.11-0.11-0.14-0.12-0.18-0.2-0.21-0.18-0.19-0.09
Percentage of EarningsPerShareBasicAndDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value9.4837.5246.6426.6826.7645.625.2394.7014.8674.5234.3033.813.5143.052.122.2191.9642.7881.9292.7357.1993.1943.0662.8282.8832.9533.0352.1292.1291.9072.0481.3911.3781.3291.3271.4041.2241.3832.0992.0521.966
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax34.028.625.711.631.443.09.621.427.756.016.016.216.424.116.218.823.881.421.696.9194.581.033.633.034.521.920.317.120.523.529.824.419.928.714.928.626.842.744.2110.5129.9

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation

us-gaap:GeneralAndAdministrativeExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value4.0253.2723.1093.1093.1862.7812.4332.4332.1042.2252.0261.7171.3941.2910.8550.8880.7461.570.8340.9455.4711.3441.6421.2331.1491.2621.3890.9470.9660.8340.9840.6590.6550.6440.630.630.578
Percentage of AllocatedShareBasedCompensationExpense42.443.546.846.547.149.546.451.843.249.247.145.139.742.340.340.038.056.343.234.676.042.153.643.639.942.745.844.545.443.748.047.447.548.547.544.947.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.412.512.15.414.821.34.411.112.027.67.57.36.510.26.57.59.045.89.333.5147.834.118.014.413.79.49.37.69.310.314.311.59.413.97.112.812.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:GeneralAndAdministrativeExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ResearchAndDevelopmentExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value5.4584.2523.5333.5733.5782.8392.8062.2682.7632.2982.2772.0932.121.7591.2651.3311.2181.2181.0951.791.7281.851.4241.5951.7341.6911.6461.1821.1631.0731.0640.7320.7230.6850.6970.7740.646
Percentage of AllocatedShareBasedCompensationExpense57.656.553.253.552.950.553.648.256.850.852.954.960.357.759.760.062.043.756.865.424.057.946.456.460.157.354.255.554.656.352.052.652.551.552.555.152.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax19.616.213.76.216.621.75.110.315.728.58.58.99.913.99.711.314.835.612.363.446.746.915.618.620.712.511.09.511.213.215.512.810.414.87.815.814.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ResearchAndDevelopmentExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-45896000.0-50638000.0-36738000.01656000.0-33754000.0-44292000.07007000.0-31443000.0-28358000.0-43401000.0-19861000.0-12931000.0-16410000.0-20286000.0-13266000.0-12342000.0-12542000.0-16744000.0-9681000.0-18979000.0-26567000.0-16411000.0-14067000.0-9188000.0-12154000.0-5269000.0-4397000.0-7525000.0-6969000.0-7563000.0-8158000.0-6118000.0-5476000.0-6886000.0-3467000.0-5768000.0-5732000.0-7283000.0-6345000.0-9573000.0-10256000.0-9558000.0
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-164.7-192.7-142.42.9-156.6-338.712.8-143.2-161.6-537.7-74.0-54.9-76.6-160.5-101.4-104.5-152.0-488.9-108.5-672.3-717.6-416.3-154.2-107.2-145.4-39.1-29.4-60.6-67.1-93.2-118.8-107.2-79.0-149.0-38.8-117.5-125.3-224.6-133.6-515.5-677.4-434.5

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-5000.0-6000.0-71000.042000.0-36000.0-61000.0-54000.0-54000.0-72000.0-53000.0-574000.000
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.0-0.30.1-0.2-0.5-0.1-0.2-0.4-0.7-2.10.00.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-45901000.0-50644000.0-36809000.01698000.0-33790000.0-44353000.06953000.0-31497000.0-28430000.0-43454000.0-20434000.0-12930000.0-16410000.0-20286000.0
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-164.7-192.7-142.72.9-156.8-339.212.7-143.4-162.0-538.4-76.1-54.9-76.6-160.5

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense


General
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value16161616171615141417141011107.4666.4226.0377.2754.8625.021115.3574.8884.565.0174.7324.333.7313.9723.6444.2053.1633.1243.3083.0193.1392.7443.2423.2353.5923.6763.5393.1542.8893.257
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax59.161.465.428.083.2123.327.467.983.2212.153.546.752.879.857.154.473.1212.454.5177.9299.6135.953.653.260.035.129.030.038.244.961.255.445.171.633.864.060.0100.068.1193.4242.8160.90.098.249.9

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312016-12-312016-09-302016-06-302015-12-312015-09-30
Value24000.0262000.0108000.0237000.0013000.0-3000.0-24000.0-1635000.0-3339000.0
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.00.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.11.00.40.40.00.1-0.1-0.6-17.9-39.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-47169000.0-45933000.0-40604000.0-1550000.0-35929000.0-42913000.04555000.0-27307000.0-30284000.0-42150000.0-18664000.0-12843000.0-16640000.0-20187000.0-13091000.0-12354000.0-12491000.0-16632000.0-9624000.0-18965000.0-26575000.0-16494000.0-14013000.0-9245000.0-12126000.0-5319000.0-4319000.0-7545000.0-6981000.0-7572000.0-8144000.0-6145000.0-5450000.0-6885000.0-3478000.0-5790000.0-5728000.0-7268000.0-6359000.0-9554000.0-10259000.0-9578000.0-8321000.0-8695000.0-3860000.0
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-169.2-174.8-157.4-2.7-166.7-328.28.3-124.4-172.6-522.2-69.5-54.5-77.7-159.7-100.1-104.6-151.4-485.6-107.9-671.8-717.9-418.4-153.6-107.9-145.1-39.4-28.9-60.8-67.2-93.3-118.6-107.7-78.6-148.9-38.9-118.0-125.2-224.2-133.9-514.5-677.6-435.40.0-295.4-59.2

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest


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-5000.0-6000.0-71000.042000.0-36000.0-61000.0-54000.0-54000.0-72000.0-53000.0-555000.0000
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.0-0.30.1-0.2-0.5-0.1-0.2-0.4-0.7-2.10.00.00.0

Operating Expenses

us-gaap:OperatingExpenses

us-gaap:OperatingExpenses


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value767269615957535151514739403326242120182230202421201919201715151112111210101011111111131110
Percentage of OperatingExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax274.7276.2268.3106.4275.8440.597.3233.2290.9643.9177.4168.9189.4266.2205.3210.4254.7590.3210.2780.3825.1523.2271.8248.0246.9146.1129.9161.6167.9193.8219.0207.9178.9249.4137.7218.2225.6324.6234.1615.6779.1536.40.0396.1159.4

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-48700000.0-46302000.0-43432000.0-3701000.0-37897000.0-44522000.01469000.0-29248000.0-33504000.0-43897000.0-20772000.0-16241000.0-19140000.0-20997000.0-13766000.0-13035000.0-12768000.0-16792000.0-9830000.0-19206000.0-26842000.0-16681000.0-15673000.0-12685000.0-12277000.0-6221000.0-4469000.0-7654000.0-7047000.0-7611000.0-8174000.0-6159000.0-5468000.0-6905000.0-3369000.0-5802000.0-5744000.0-7283000.0-6365000.0-9574000.0-10281000.0-9601000.0-8338000.0-8715000.0-3879000.0
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-174.7-176.2-168.3-6.4-175.8-340.52.7-133.2-190.9-543.9-77.4-68.9-89.4-166.2-105.3-110.4-154.7-490.3-110.2-680.3-725.1-423.2-171.8-148.0-146.9-46.1-29.9-61.6-67.9-93.8-119.0-107.9-78.9-149.4-37.7-118.2-125.6-224.6-134.1-515.6-679.1-436.40.0-296.1-59.4

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1308000.0-4749000.04356000.03839000.01783000.0-1633000.02566000.0-4077000.01442000.0-1504000.0-1148000.000
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.7-18.116.96.68.3-12.54.7-18.68.2-18.6-4.30.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-47174000.0-45939000.0-40675000.0-1508000.0-35965000.0-42974000.04501000.0-27361000.0-30356000.0-42203000.0-19219000.0-12843000.0-16640000.0-20187000.0-13091000.0-12354000.0-12491000.0-16632000.0
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-169.3-174.8-157.7-2.6-166.9-328.68.2-124.6-173.0-522.9-71.6-54.5-77.7-159.7-100.1-104.6-151.4-485.6

us-gaap:ProfitLoss us-gaap:CounterpartyName, us-gaap:ChangeInAccountingEstimateByType, us-gaap:TypeOfArrangement

sgmo:Pfizer, sgmo:ChangeInCollaborationAgreementScope, us-gaap:CollaborativeArrangement


Profit
Period End2020-09-302020-06-302020-03-312019-09-30
Value-5800000.0-3000000.0-100000.00
Percentage of ProfitLoss384.68.30.2-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-10.0-13.9-0.80.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:Pfizer sgmo:ChangeInCollaborationAgreementScope us-gaap:CollaborativeArrangement-100.0-100.0-100.00.0

sgmo:PfizerAndSanofi, sgmo:ChangeInCollaborationAgreementScope, us-gaap:CollaborativeArrangement


Profit
Period End2020-09-30
Value-5800000.0
Percentage of ProfitLoss384.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:PfizerAndSanofi sgmo:ChangeInCollaborationAgreementScope us-gaap:CollaborativeArrangement0.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-30
Value-5000.0-6000.0-71000.042000.0-36000.0-61000.0-54000.0-54000.0-72000.0-53000.00
Percentage of ProfitLoss0.00.00.2-2.80.10.1-1.20.20.20.1-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.0-0.30.1-0.2-0.5-0.1-0.2-0.4-0.70.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-47169000.0-45933000.0-40604000.0-1550000.0-35929000.0-42913000.04555000.0-27307000.0-30284000.0-42150000.0-18664000.0-12843000.0-16640000.0-20187000.0
Percentage of ProfitLoss100.0100.099.8102.899.999.9101.299.899.899.997.1100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-169.2-174.8-157.4-2.7-166.7-328.28.3-124.4-172.6-522.2-69.5-54.5-77.7-159.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Research And Development Expense

us-gaap:ResearchAndDevelopmentExpense

us-gaap:ResearchAndDevelopmentExpense


Research
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value605652454141383636343328292319181412131719151916151414161312108.7039.2788.229.2827.577.5747.2837.8787.8398.1198.2629.8738.7697.147
Percentage of ResearchAndDevelopmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax215.6214.7202.978.4192.7317.269.9165.3207.7431.8123.9122.3136.6186.3148.2156.0181.6377.9155.7602.5525.5387.3218.2194.8186.9111.0100.3131.2129.6148.3156.9152.5133.8177.8103.9154.3165.6224.6165.9422.1536.3375.50.0298.0109.5

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value2726255721135421178.0712623211213118.2533.4258.9222.8233.7023.9429.1218.5698.358131412108.1166.8695.7076.9344.6238.9314.9074.5743.2424.7481.8571.5142.24.6892.9436.525
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CounterpartyName

sgmo:BiogenMAInc


Revenue
Period End2021-06-302020-09-302020-06-302019-06-30
Value109.6218.1780.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax38.616.737.90.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax38.616.737.90.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:BiogenMAInc100.0100.0100.00.0

sgmo:KitePharmaInc


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value6.3246.2886.6737.2947.4227.2198.1178.8619.068.3128.9739.0287.515
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.723.925.912.634.455.214.840.451.6103.033.438.335.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.723.925.912.634.455.214.840.451.6103.033.438.335.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:KitePharmaInc100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sgmo:NovartisInstitutesForBioMedicalResearchInc


Revenue
Period End2021-06-30
Value9.581
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax34.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax34.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:NovartisInstitutesForBioMedicalResearchInc100.0

sgmo:Pfizer


Revenue
Period End2020-09-302019-09-302019-06-302019-03-31
Value9.20.468178.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.92.199.7100.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.92.199.7100.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:Pfizer100.0100.0100.0100.0

sgmo:PfizerSB525


Revenue
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value300.4293.183343.444.635-3.04
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax52.12.024.362.615.726.4-37.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax52.12.024.362.615.726.4-37.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:PfizerSB525100.0100.0100.0100.0100.0100.0100.0

sgmo:Sanofi


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.9571.061.5331.4981.7920.499142.7543.0591.9492.3772.244.5164.382
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.44.05.92.68.33.827.212.517.424.18.99.521.134.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.44.05.92.68.33.827.212.517.424.18.99.521.134.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:Sanofi100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CounterpartyName, us-gaap:ChangeInAccountingEstimateByType, us-gaap:TypeOfArrangement

sgmo:Pfizer, sgmo:ChangeInCollaborationAgreementScope, us-gaap:CollaborativeArrangement


Revenue
Period End2020-09-302020-06-302020-03-312019-09-30
Value5.83.00.10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.013.90.80.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.013.90.80.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:Pfizer sgmo:ChangeInCollaborationAgreementScope us-gaap:CollaborativeArrangement100.0100.0100.00.0

sgmo:PfizerAndSanofi, sgmo:ChangeInCollaborationAgreementScope, us-gaap:CollaborativeArrangement


Revenue
Period End2020-09-30
Value5.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:PfizerAndSanofi sgmo:ChangeInCollaborationAgreementScope us-gaap:CollaborativeArrangement100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CounterpartyName, us-gaap:ProductOrService

sgmo:BiogenMAInc, sgmo:ResearchServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-06-30
Value3.4613.12.7512.3151.4340.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.411.810.74.06.70.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.411.810.74.06.70.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:BiogenMAInc sgmo:ResearchServices100.0100.0100.0100.0100.00.0

sgmo:BiogenMAInc, us-gaap:LicenseAndService


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-06-30
Value7.3067.37.357.3066.7440.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.227.828.512.631.30.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.227.828.512.631.30.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:BiogenMAInc us-gaap:LicenseAndService100.0100.0100.0100.0100.00.0

sgmo:KitePharmaInc, sgmo:ResearchServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.0970.1290.3770.9981.1950.9921.8222.5652.8332.1532.6772.7321.562
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.51.51.75.57.63.311.716.126.710.011.67.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.51.51.75.57.63.311.716.126.710.011.67.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:KitePharmaInc sgmo:ResearchServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sgmo:KitePharmaInc, us-gaap:LicenseAndService


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value6.2276.1596.2966.2966.2276.2276.2956.2966.2276.1596.2966.2965.953
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.323.424.410.928.947.611.528.735.576.323.526.727.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.323.424.410.928.947.611.528.735.576.323.526.727.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:KitePharmaInc us-gaap:LicenseAndService100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sgmo:NovartisInstitutesForBioMedicalResearchInc, sgmo:ResearchServices


Revenue
Period End2021-06-302021-03-31
Value2.0221.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.36.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.36.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:NovartisInstitutesForBioMedicalResearchInc sgmo:ResearchServices100.0100.0

sgmo:NovartisInstitutesForBioMedicalResearchInc, us-gaap:LicenseAndService


Revenue
Period End2021-06-302021-03-31
Value7.5596.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.123.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.123.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:NovartisInstitutesForBioMedicalResearchInc us-gaap:LicenseAndService100.0100.0

sgmo:Pfizer, sgmo:MilestoneAchievement


Revenue
Period End2020-09-30
Value5.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:Pfizer sgmo:MilestoneAchievement100.0

sgmo:Pfizer, us-gaap:LicenseAndService


Revenue
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value4.23.4250.360.4680.4550.61511108.17.76.6166.624
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.315.92.82.12.67.643.044.237.860.950.656.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.315.92.82.12.67.643.044.237.860.950.656.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:Pfizer us-gaap:LicenseAndService100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sgmo:PfizerGiroctocogeneFitelparvovec, us-gaap:LicenseAndService


Revenue
Period End2020-12-31
Value8.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax33.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax33.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:PfizerGiroctocogeneFitelparvovec us-gaap:LicenseAndService100.0

sgmo:PfizerSB525, sgmo:MilestoneAchievement


Revenue
Period End2020-09-302020-06-302020-03-312019-06-302019-03-31
Value290.1030.9930.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax51.70.57.60.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax51.70.57.60.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:PfizerSB525 sgmo:MilestoneAchievement100.0100.0100.00.00.0

sgmo:PfizerSB525, us-gaap:LicenseAndService


Revenue
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.2210.3262.198.73.444.635-3.0411108.183
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.41.516.715.915.726.4-37.743.044.238.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.41.516.715.915.726.4-37.743.044.238.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:PfizerSB525 us-gaap:LicenseAndService100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sgmo:Sanofi, sgmo:MilestoneAchievement


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value0.1380.1540.220.2160.257-0.4920.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.60.90.41.2-3.80.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.60.90.41.2-3.80.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:Sanofi sgmo:MilestoneAchievement100.0100.0100.0100.0100.0100.00.00.0

sgmo:Sanofi, sgmo:ResearchServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.6130.6790.9870.9611.1551.721.1981.8142.1581.1971.7961.1463.3323.228
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.22.63.81.75.413.22.28.312.314.86.74.915.625.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.22.63.81.75.413.22.28.312.314.86.74.915.625.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:Sanofi sgmo:ResearchServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sgmo:Sanofi, us-gaap:LicenseAndService


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.2060.2270.3260.3210.38-0.7290.90.940.9010.7520.5811.0941.1841.154
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.70.91.30.61.8-5.61.64.35.19.32.24.65.59.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.70.91.30.61.8-5.61.64.35.19.32.24.65.59.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:Sanofi us-gaap:LicenseAndService100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService, us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersByType

us-gaap:Grant, sgmo:CaliforniaInstituteForRegenerativeMedicineAgreement


Revenue
Period End2021-06-302021-03-312020-12-312019-09-302019-03-312018-12-312018-09-302018-06-30
Value0.05.20.02.21.70.01.70.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.019.80.010.021.10.07.20.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.019.80.010.021.10.07.20.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Grant sgmo:CaliforniaInstituteForRegenerativeMedicineAgreement0.0100.00.0100.0100.00.0100.00.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value2726255721135421178.0712623211213118.2533.4258.9222.8233.7023.9429.1218.5698.358131412108.1166.8695.7076.9344.6238.9314.9074.5743.2424.7481.8571.5142.24.6892.9436.525
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value83587793896389458463764067354259060662728128626928214615716418019721723222923824324725025514014074758281869087889562
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value389407441442383189204220227213223226239989883882121212017242830313637363819141414171516167.204
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets46.746.547.046.042.932.532.134.533.839.337.837.438.235.134.530.831.414.413.712.811.59.011.412.513.013.015.015.014.514.913.610.120.018.821.418.818.617.88.2

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value83587793896389458463764067354259060662728128626928214615716418019721723222923824324725025514014074758281869087889562
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value445470498521511394432419445328366379387182187186194125136143160179192203199207206210214217121126596164667074808491557155
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets53.353.653.154.157.267.567.865.566.160.562.162.661.864.965.569.268.685.686.387.288.591.088.687.587.087.085.085.085.585.186.489.980.081.278.681.281.482.291.895.395.888.70.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value5546066597006793704053844613624104685502362482422551331491481761912122272212031901732022209712653616862638185869461
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets66.369.270.372.775.963.563.660.068.666.869.577.287.684.086.689.890.391.194.790.297.497.097.997.996.185.578.570.080.986.269.189.972.481.182.876.373.890.598.198.298.397.3

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value1691221312594678580114169801403959304929691822271233693410256.031199126108012122113182416218.4216.879109.055122119
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets20.314.014.026.952.214.712.617.925.114.923.86.59.510.917.411.124.712.614.017.07.216.832.014.74.710.62.54.539.649.67.257.216.216.126.316.821.427.119.224.58.80.017.10.00.00.00.0

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:FinancialInstrument

us-gaap:CashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value574753178593377101103
Percentage of CashAndCashEquivalentsAtCarryingValue33.838.740.568.869.541.667.660.273.6
Percentage of Assets6.95.45.718.510.25.312.115.117.5
Percentage of Assets us-gaap:CashEquivalents0.00.00.00.00.00.00.00.00.0

us-gaap:CommercialPaper


Cash
Period End2020-09-302019-12-312019-06-30
Value5.9982.99830
Percentage of CashAndCashEquivalentsAtCarryingValue2.33.718.0
Percentage of Assets0.60.54.5
Percentage of Assets us-gaap:CommercialPaper0.00.00.0

us-gaap:MoneyMarketFunds


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value57475317211659307771103
Percentage of CashAndCashEquivalentsAtCarryingValue33.838.740.566.524.969.537.967.642.273.6
Percentage of Assets6.95.45.717.913.010.24.812.110.617.5
Percentage of Assets us-gaap:MoneyMarketFunds0.00.00.00.00.00.00.00.00.00.0

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:InvestmentType

us-gaap:CashEquivalents


Cash
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value5333201030.0185720281461101827102865127.229173.1827.1936.934
Percentage of CashAndCashEquivalentsAtCarryingValue40.541.625.073.60.096.265.658.049.287.957.586.196.982.685.094.937.267.167.752.864.268.1
Percentage of Assets5.75.33.717.50.09.17.210.15.521.77.212.016.45.914.230.45.53.17.21.32.94.9
Percentage of Assets us-gaap:CashEquivalents0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:MoneyMarketFunds


Cash
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value5330151030.0184120241461101824101925127.229173.182
Percentage of CashAndCashEquivalentsAtCarryingValue40.537.918.873.60.070.565.648.749.287.957.586.186.282.658.736.137.267.167.752.8
Percentage of Assets5.74.82.817.50.06.77.28.55.521.77.212.014.65.99.811.55.53.17.21.3
Percentage of Assets us-gaap:MoneyMarketFunds0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-03-312016-12-31
Value171124132260468878111717284143119623453291822
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets20.514.214.227.152.414.912.918.425.615.624.419.710.012.218.611.112.614.0

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value6.8826.7465.224395.6186.973621127.3114.6735.5674.9773.5753.3433.4333.4952.4014.9721.4822.3052.5672.5217.0045.1796.638108.4746.9695.363.1554.884.9183.6674.1293.5043.2411.5080.9191.1531.3810.366
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.80.80.64.10.61.25.83.41.81.30.80.90.81.31.21.31.21.63.10.91.31.31.23.02.32.84.33.42.82.12.23.56.64.85.04.33.81.71.11.31.40.6

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value161211118.3954.9225.4084.6915.8483.7275.343.3825.0642.8021.5061.849
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.01.41.31.20.90.80.80.70.90.70.90.60.81.00.51.2

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value58412216127.7625.3784.9274.4954.329
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.36.53.95.77.73.62.23.55.45.0

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

sgmo:LaboratoryEquipment


Property
Period End2020-12-312019-12-31
Value2417
Percentage of PropertyPlantAndEquipmentGross42.141.3
Percentage of Assets2.62.7
Percentage of Assets sgmo:LaboratoryEquipment0.00.0

sgmo:ManufacturingEquipment


Property
Period End2020-12-31
Value1.089
Percentage of PropertyPlantAndEquipmentGross1.9
Percentage of Assets0.1
Percentage of Assets sgmo:ManufacturingEquipment0.0

us-gaap:ConstructionInProgress


Property
Period End2020-12-312019-12-312018-12-312016-12-31
Value125.901650.148
Percentage of PropertyPlantAndEquipmentGross20.614.2285.71.2
Percentage of Assets1.30.911.00.1
Percentage of Assets us-gaap:ConstructionInProgress0.00.00.00.0

us-gaap:FurnitureAndFixtures


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value4.874.6393.841.4940.6360.6520.550.5630.4990.442
Percentage of PropertyPlantAndEquipmentGross8.311.116.89.15.28.410.211.411.110.2
Percentage of Assets0.50.70.70.50.40.30.20.40.60.5
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.00.00.00.00.00.00.0

us-gaap:LeaseholdImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value15133.643.4251.331.3091.1631.1561.0461.036
Percentage of PropertyPlantAndEquipmentGross27.233.415.920.910.916.921.623.523.323.9
Percentage of Assets1.72.20.61.20.80.60.50.81.31.2
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value17119.316.9515.6394.8463.8993.5212.9522.726
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.91.81.62.43.62.21.62.53.63.1

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value4945413533312926211878503733318.58.3477.2676.5574.8823.0253.1762.9163.0633.2172.9951.4791.5661.6221.411.4061.4941.5871.4641.5431.4671.5321.6531.6031.5651.551.673
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.95.24.43.73.85.44.74.13.13.413.38.35.912.010.83.22.94.94.23.01.71.61.31.31.41.30.60.60.60.61.01.12.11.91.91.81.81.81.81.81.62.7

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value41404240393839383939401.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.5851.585
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.04.74.64.34.46.66.26.05.97.26.80.30.30.60.60.60.61.11.01.00.90.80.70.70.70.70.70.60.60.61.1

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value56555855535253515353540.0
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets6.76.36.25.85.98.98.38.18.09.89.20.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value687071717375777779280.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets8.28.07.67.48.212.912.112.111.85.20.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value14141312139.479.0677.7257.5824.1182.7416.3794.6811.0411.0411.1890.1690.1590.1460.1460.1520.1850.1930.1570.1390.1080.04
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.81.61.41.31.51.61.41.21.10.80.51.11.60.40.40.80.10.10.10.10.10.10.10.10.10.00.0

Accounts Payable And Accrued Liabilities Current

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent


Accounts
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value171916172122302116141011109.2067.4256.2616.3177.0143.1118.2298.8889.5126.8068.7047.9995.7096.1124.382.6653.2942.5334.0131.7452.6492.4455.5152.4662.6495.654
Percentage of AccountsPayableAndAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.92.12.92.83.43.35.63.62.72.33.93.83.73.35.14.03.83.91.63.83.84.12.93.63.22.32.43.11.94.43.34.92.13.12.76.32.82.89.0

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1011126.6713.3550.0162.583.9055.5253.0223.0464.11
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.21.31.31.00.60.01.61.82.32.13.74.7

Accrued Liabilities Current

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312019-12-31
Value15131810
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0
Percentage of Assets1.81.62.01.7

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value9394918761363847505447515728
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.210.89.89.16.96.36.17.47.510.18.18.49.19.9

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1361321431239362698082917874754944424113131314102022211920191616107.0047.0555.9538.796.0226.1525.6127.2044.1444.0097.092
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets16.415.115.312.810.510.611.012.612.216.813.312.212.117.615.615.914.78.98.48.48.05.19.39.59.28.48.67.96.76.47.25.09.57.810.77.47.16.28.24.74.211.3

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-31
Value3966000.03882000.03690000.03441000.03214000.02994000.02485000.01320000.00
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.50.40.40.40.50.50.40.20.0

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherAccruedLiabilitiesCurrent


Other
Period End2020-12-312019-12-31
Value4133000.02451000.0
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0
Percentage of Assets0.40.4

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value6959000.06870000.07185000.06868000.06578000.06444000.06570000.06395000.06661000.06705000.0
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.80.80.80.70.71.11.01.01.01.1

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value-938000.0-868000.0-530000.0-251000.0124000.0185000.0239000.0614000.0686000.0739000.00
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets-0.1-0.1-0.1-0.00.00.00.00.10.10.10.0

us-gaap:MinorityInterest us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Minority
Period End2020-12-312019-12-312018-12-31
Value-868000.0185000.0739000.0
Percentage of MinorityInterest100.0100.0100.0
Percentage of Assets-0.10.00.1
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.0

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value7425000.07228000.07011000.06238000.06055000.05880000.05711000.05542000.03288000.01911000.01960000.01730000.0
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.90.80.70.60.71.00.90.90.50.40.30.3

us-gaap:OtherLiabilitiesNoncurrent us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersByType

sgmo:CaliforniaInstituteForRegenerativeMedicineAgreement


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value6800000.06600000.06400000.06200000.06100000.05900000.05700000.05500000.03300000.01900000.01800000.01700000.0
Percentage of OtherLiabilitiesNoncurrent91.691.391.399.4100.7100.399.899.2100.499.491.898.3
Percentage of Assets0.80.80.70.60.71.00.90.90.50.40.30.3
Percentage of Assets sgmo:CaliforniaInstituteForRegenerativeMedicineAgreement0.00.00.00.00.00.00.00.00.00.00.00.0

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3738383839404140411327
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.54.44.14.04.46.96.56.36.22.54.7

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value7094000.07089000.06756000.06479000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0
Percentage of Assets0.80.80.70.7

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value7242000.07237000.06851000.06567000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0
Percentage of Assets0.90.80.70.7

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value7312000.07308000.06995000.06705000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0100.0
Percentage of Assets0.90.80.70.7

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value7058000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.8

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value19
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets2.1

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value414242414243444344
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.94.84.54.34.87.47.06.86.5

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value51535353
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0100.0
Percentage of Assets6.26.15.75.5

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value10101111
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0
Percentage of Assets1.21.31.21.2

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value445470498521511394432419445328366379387182187186194125136143160179192203199207206210214217121126596164667074808491557155
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets53.353.653.154.157.267.567.865.566.160.562.162.661.864.965.569.268.685.686.387.288.591.088.687.587.087.085.085.085.585.186.489.980.081.278.681.281.482.291.895.395.888.70.00.0

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


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
Value445469497520511394432419445329367379387182187136192
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets53.353.553.054.057.167.567.965.566.260.762.262.661.864.965.586.388.6

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value1.9870.7145.4191.553-1.653-3.828-2.449-4.901-0.765-2.691-1.44-0.244-0.157-0.385-0.2860.02
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.40.21.10.3-0.3-1.0-0.6-1.2-0.2-0.8-0.4-0.1-0.0-0.2-0.20.0
Percentage of Assets0.20.10.60.2-0.2-0.7-0.4-0.8-0.1-0.5-0.2-0.0-0.0-0.1-0.10.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value131312921269125512471096109010841078934929923918696682576560
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest294.8275.3255.2241.1244.0278.1252.1258.6242.1283.8253.1243.0236.7381.9363.4423.2291.5
Percentage of Assets157.2147.3135.2130.3139.4187.7171.1169.4160.2172.1157.5152.2146.3247.7238.1365.0258.2
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value1.4511.4371.4211.4121.411.1631.161.1581.1561.0231.0221.0181.0160.870.8560.7090.703
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.30.30.30.30.30.30.30.30.30.30.30.30.30.50.50.50.4
Percentage of Assets0.20.20.20.10.20.20.20.20.20.20.20.20.20.30.30.40.3
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:NoncontrollingInterest


Stockholders
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value-0.938-0.868-0.53-0.2510.1240.1850.2390.6140.6860.7390.00.00.00.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.2-0.2-0.1-0.00.00.00.10.10.20.20.00.00.00.0
Percentage of Assets-0.1-0.1-0.1-0.00.00.00.00.10.10.10.00.00.00.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value-871.083-823.914-777.981-737.377-735.827-699.898-656.985-661.54-634.233-603.949-562.696-544.032-531.189-514.549-495.479-440.911-369.253
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-195.5-175.5-156.4-141.6-143.9-177.5-151.8-157.8-142.3-183.5-153.2-143.2-137.0-282.2-263.7-323.7-191.9
Percentage of Assets-104.3-93.9-82.9-76.5-82.2-119.8-103.1-103.3-94.2-111.3-95.3-89.7-84.6-183.0-172.8-279.3-170.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1451000.01437000.01421000.01412000.01410000.01163000.01160000.01158000.01156000.01023000.01022000.01018000.01016000.0870000.0856000.0841000.0835000.0718000.0709000.0706000.0706000.0704000.0703000.0700000.0698000.0695000.0690000.0683000.0681000.0678000.0622000.0614000.0540000.0535000.0531000.0529000.0527000.0526000.0526000.0525000.0524000.0454000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.20.10.20.20.20.20.20.20.20.20.20.30.30.30.30.50.40.40.40.40.30.30.30.30.30.30.30.30.40.40.70.70.60.60.60.60.60.60.50.7

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value131312921269125512471096109010841078934929923918696682668663582576574571564560558545540534533423
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets157.2147.3135.2130.3139.4187.7171.1169.4160.2172.1157.5152.2146.3247.7238.1247.7234.4396.8365.0348.1315.9286.4258.2240.0237.1226.7219.8215.7300.5

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value-871080000.0-823910000.0-777980000.0-737380000.0-735830000.0-699900000.0-656980000.0-661540000.0-634230000.0-603950000.0-562700000.0-544030000.0-531190000.0-514550000.0-495480000.0-482390000.0-470030000.0-457540000.0-440910000.0-431290000.0-412320000.0-385750000.0-369250000.0-355240000.0-346000000.0-333870000.0-328550000.0-324230000.0-316690000.0-309700000.0-302130000.0-293990000.0-287840000.0-282390000.0-275510000.0-272030000.0-266240000.0-260510000.0-253240000.0-246890000.0-237330000.0-217500000.0
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-104.3-93.9-82.9-76.5-82.2-119.8-103.1-103.3-94.2-111.3-95.3-89.7-84.6-183.0-172.8-178.8-166.1-311.7-279.3-261.4-227.9-195.8-170.0-152.8-150.5-140.0-135.1-131.1-126.3-121.2-214.5-209.4-388.0-372.3-333.8-332.5-308.5-288.1-290.0-279.6-248.2-345.2

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1987000.0714000.05419000.01553000.0-1653000.0-3828000.0-2449000.0-4901000.0-765000.0-2691000.0-1440000.0-244000.0-157000.0-385000.0-286000.0-131000.0-143000.0-92000.020000.054000.0-3000.025000.0-25000.053000.033000.021000.012000.026000.0-1000.025000.026000.015000.0-7000.0-3000.012000.0-2000.017000.0-6000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.10.60.2-0.2-0.7-0.4-0.8-0.1-0.5-0.2-0.0-0.0-0.1-0.1-0.0-0.1-0.10.00.0-0.00.0-0.00.00.00.00.00.0-0.00.00.00.0-0.0-0.00.0-0.00.0-0.0

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value-938000.0-868000.0-530000.0-251000.0124000.0185000.0239000.0614000.0686000.0739000.00
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets-0.1-0.1-0.1-0.00.00.00.00.10.10.10.0

us-gaap:MinorityInterest us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Minority
Period End2020-12-312019-12-312018-12-31
Value-868000.0185000.0739000.0
Percentage of MinorityInterest100.0100.0100.0
Percentage of Assets-0.10.00.1
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.0

Stock Issued During Period Value New Issues

us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:StockIssuedDuringPeriodValueNewIssues


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-06-30
Value9.081150.00.01420.0-0.3211360.001215
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.00.00.0100.00.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.0

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-06-30
Value9.073150.00.01420.0-0.2581360.001215
Percentage of StockIssuedDuringPeriodValueNewIssues99.999.90.00.099.80.080.499.9100.099.9
Percentage of Assets0.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-04-302018-12-312018-06-302018-04-30
Value0.0080.010.00.00.2440.00.00.127120.00.14214
Percentage of StockIssuedDuringPeriodValueNewIssues0.10.10.00.00.20.0-0.00.10.00.00.10.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.0

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
Value9.4837.5246.6426.6826.7645.625.2394.7014.8674.5234.3033.813.5143.05
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
Value9.4837.5246.6426.6826.7645.625.2394.7014.8674.5234.3033.813.5143.05
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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-52.567-68.55-4.29533159-18.89-20.816-38.874-39.593-45.119-39.559-27.596122-18.134-16.842-15.68711-1.657-4.514-5.293-8.0180.223-5.159-6.0132.8670.002-6.468-7.471-11.958-2.571-5.918
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-188.6-260.8-16.657.2742.3-144.5-38.0-177.0-225.6-559.0-147.4-117.1571.7-143.5-128.8-132.8140.2-24.1-79.1-76.3-173.42.5-105.1-131.588.40.0-348.3-493.5-543.5-54.8-201.1

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value8945-130.458-242.4977723-16.402-16.217-12.383-14.7996282-312.144-11.56727-27.0633.887-68.9461.2813.278-3.7317.097-0.13-0.3974.749-5.11619-41.737.2063.7882.192
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax320.4172.3-505.7-419.8360.1181.4-29.9-73.9-70.6-183.4234.1351.3-1457.5-91.5213.9-229.147.9-1003.722.447.3-80.779.5-2.6-8.7146.5-107.81057.6-2756.3327.580.874.5

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value10156.9191.6161440.4091.2190.7041390.2161.5661.15921810122.8071010.48711.892.2470.6350.5370.3960.1080.2130.074500.8470.512-0.008
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.958.026.82.8668.83.12.23.2797.22.75.84.91019.883.794.123.81249.07.01252.727.348.67.110.98.73.34.54.03351.638.510.9-0.3

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
Value46-8.354-128.064-208.053815.321-35.863-54.93188-59.45245628-19.11823-39.943
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax168.3-31.8-496.4-360.21771.040.7-65.4-250.2502.9-736.692.0239.1134.0-151.3179.2-338.2

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2245000.01875000.01683000.01360000.01328000.01311000.01188000.01159000.0868000.0715000.0691000.0461000.0619000.0588000.0468000.0412000.0317000.0301000.0252000.0252000.0248000.0245000.0243000.0317000.0281000.0147000.0149000.0150000.0127000.0123000.0124000.0140000.0158000.0147000.0160000.0166000.0166000.0168000.0167000.0160000.0157000.0162000.0175000.0170000.0
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.1361.522-34.26333-1.352-29.939149.8584.7842.638-0.8950.5911.4020.232-0.09-0.0621.094-2.5713.183-0.823-0.2620.046-4.4831.825-1.459-3.731.8941.5051.6092.205-1.704-0.0931.335-0.5460.8290.2631.7330.589-0.234-0.228-0.0891.104-0.1150.219
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-52.567-68.55-4.29533159-18.89-20.816-38.874-39.593-45.119-39.559-27.596122-18.134-16.842-15.68711-1.657-4.514-5.293-8.0180.223-5.159-6.0132.8670.002-6.468-7.471-11.958-2.571-5.918
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-188.6-260.8-16.657.2742.3-144.5-38.0-177.0-225.6-559.0-147.4-117.1571.7-143.5-128.8-132.8140.2-24.1-79.1-76.3-173.42.5-105.1-131.588.40.0-348.3-493.5-543.5-54.8-201.1

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-47169000.0-45933000.0-40604000.0-1550000.0-35929000.0-42913000.04555000.0-27307000.0-30284000.0-42150000.0-18664000.0-12843000.0-16640000.0-20187000.0-13091000.0-12354000.0-12491000.0-16632000.0-9624000.0-18965000.0-26575000.0-16494000.0-14013000.0-9245000.0-12126000.0-5319000.0-4319000.0-7545000.0-6981000.0-7572000.0-8144000.0-6145000.0-5450000.0-6885000.0-3478000.0-5790000.0-5728000.0-7268000.0-6359000.0-9554000.0-10259000.0-9578000.0-8321000.0-8695000.0-3860000.0
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-169.2-174.8-157.4-2.7-166.7-328.28.3-124.4-172.6-522.2-69.5-54.5-77.7-159.7-100.1-104.6-151.4-485.6-107.9-671.8-717.9-418.4-153.6-107.9-145.1-39.4-28.9-60.8-67.2-93.3-118.6-107.7-78.6-148.9-38.9-118.0-125.2-224.2-133.9-514.5-677.6-435.4-177.5-295.4-59.2

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-47174000.0-45939000.0-40675000.0-1508000.0-35965000.0-42974000.04501000.0-27361000.0-30356000.0-42203000.0-19219000.0-12843000.0-16640000.0-20187000.0-13091000.0-12354000.0-12491000.0-16632000.0
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-169.3-174.8-157.7-2.6-166.9-328.68.2-124.6-173.0-522.9-71.6-54.5-77.7-159.7-100.1-104.6-151.4-485.6

us-gaap:ProfitLoss us-gaap:CounterpartyName, us-gaap:ChangeInAccountingEstimateByType, us-gaap:TypeOfArrangement

sgmo:Pfizer, sgmo:ChangeInCollaborationAgreementScope, us-gaap:CollaborativeArrangement


Profit
Period End2020-09-302020-06-302020-03-312019-09-30
Value-5800000.0-3000000.0-100000.00
Percentage of ProfitLoss384.68.30.2-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-10.0-13.9-0.80.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:Pfizer sgmo:ChangeInCollaborationAgreementScope us-gaap:CollaborativeArrangement-100.0-100.0-100.00.0

sgmo:PfizerAndSanofi, sgmo:ChangeInCollaborationAgreementScope, us-gaap:CollaborativeArrangement


Profit
Period End2020-09-30
Value-5800000.0
Percentage of ProfitLoss384.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sgmo:PfizerAndSanofi sgmo:ChangeInCollaborationAgreementScope us-gaap:CollaborativeArrangement-100.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-30
Value-5000.0-6000.0-71000.042000.0-36000.0-61000.0-54000.0-54000.0-72000.0-53000.00
Percentage of ProfitLoss0.00.00.2-2.80.10.1-1.20.20.20.1-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.0-0.30.1-0.2-0.5-0.1-0.2-0.4-0.70.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-47169000.0-45933000.0-40604000.0-1550000.0-35929000.0-42913000.04555000.0-27307000.0-30284000.0-42150000.0-18664000.0-12843000.0-16640000.0-20187000.0
Percentage of ProfitLoss100.0100.099.8102.899.999.9101.299.899.899.997.1100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-169.2-174.8-157.4-2.7-166.7-328.28.3-124.4-172.6-522.2-69.5-54.5-77.7-159.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value9.4837.5246.6426.6826.7645.625.2394.7014.8674.5234.3033.813.5143.052.122.2181.9632.7881.9292.7357.1993.1943.0662.8282.8832.9533.0352.1292.1291.9072.0481.3911.3781.3291.3271.4041.2241.3832.0992.0531.9661.9632.0861.885
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value8945-130.458-242.4977723-16.402-16.217-12.383-14.7996282-312.144-11.56727-27.0633.887-68.9461.2813.278-3.7317.097-0.13-0.3974.749-5.11619-41.737.2063.7882.192
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax320.4172.3-505.7-419.8360.1181.4-29.9-73.9-70.6-183.4234.1351.3-1457.5-91.5213.9-229.147.9-1003.722.447.3-80.779.5-2.6-8.7146.5-107.81057.6-2756.3327.580.874.5

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value7.2637.954.0114.0092.9193.7756.7814.1343.7835.977289.263.1522.6160.8780.6981.7070.4680.2230.1530.1040.2520.0840.2450.9981.0840.0620.0940.3390.1260.0370.0460.2810.0680.360.10.0450.2180.2050.1750.0860.110.0610.099
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value10156.9191.6161440.4091.2190.7041390.2161.5661.15921810122.8071010.48711.892.2470.6350.5370.3960.1080.2130.074500.8470.512-0.008
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.958.026.82.8668.83.12.23.2797.22.75.84.91019.883.794.123.81249.07.01252.727.348.67.110.98.73.34.54.03351.638.510.9-0.3

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value10.0210.7111.237.778.319.248.97.26.216.28
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312013-12-31
Value6711000.06570000.06705000.0-748000.0
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value2527113.322
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsNet us-gaap:BalanceSheetLocation

us-gaap:OtherNoncurrentAssets


Deferred
Period End2020-12-31
Value0.474
Percentage of DeferredTaxAssetsNet1.9

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value12116.2885.6595.0458.333.4383.1822.7342.751.8961.643
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value2141871581121411171121038882
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sgmo:AdjustmentsToAdditionalPaidInCapitalAcquisitionOfNoncontrollingInterest

sgmo:AdjustmentsToAdditionalPaidInCapitalAcquisitionOfNoncontrollingInterest


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value-70000.0-64000.0-267000.0-321000.0-339000.00
Percentage of AdjustmentsToAdditionalPaidInCapitalAcquisitionOfNoncontrollingInterest100.0100.0100.0100.0100.00.0

sgmo:AdjustmentsToAdditionalPaidInCapitalAcquisitionOfNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-30
Value-70000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalAcquisitionOfNoncontrollingInterest100.0

us-gaap:NoncontrollingInterest


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value0-64000.0-267000.0-321000.0-339000.00
Percentage of AdjustmentsToAdditionalPaidInCapitalAcquisitionOfNoncontrollingInterest-0.0100.0100.0100.0100.00.0

sgmo:AmortizationAndOtherChangesInRightOfUseAssets

sgmo:AmortizationAndOtherChangesInRightOfUseAssets


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-2044000.0-2023000.0-1981000.0-1918000.0-1902000.0-1886000.0-1881000.0-1873000.0-1141000.0-782000.0
Percentage of AmortizationAndOtherChangesInRightOfUseAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sgmo:BusinessAcquisitionNumberOfFreeSharesOutstandingSubjectToPurchase us-gaap:BusinessAcquisition, us-gaap:TypeOfArrangement

sgmo:BusinessAcquisitionNumberOfFreeSharesOutstandingSubjectToPurchase

sgmo:SangamoFrance, sgmo:SharePurchaseAgreementAndTenderOfferAgreement


Business
Period End2021-03-312020-09-30
Value24000.0138000.0
Percentage of BusinessAcquisitionNumberOfFreeSharesOutstandingSubjectToPurchase100.0100.0

sgmo:BusinessAcquisitionNumberOfSharesAcquired us-gaap:BusinessAcquisition, us-gaap:TypeOfArrangement

sgmo:BusinessAcquisitionNumberOfSharesAcquired

sgmo:SangamoFrance, sgmo:SharePurchaseAgreementAndTenderOfferAgreement


Business
Period End2020-12-312020-06-302020-03-312018-06-302018-03-31
Value0.0940.1170.1110.025
Percentage of BusinessAcquisitionNumberOfSharesAcquired100.0100.0100.00.0100.0

sgmo:CollaborativeArrangementEstimatedReimbursableServiceCosts us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

sgmo:CollaborativeArrangementEstimatedReimbursableServiceCosts

sgmo:KitePharmaInc, sgmo:CollaborationAndLicenseAgreement


Collaborative
Period End2021-06-302019-09-302019-03-312018-12-312018-04-05
Value3939350.035
Percentage of CollaborativeArrangementEstimatedReimbursableServiceCosts100.0100.0100.00.0100.0

sgmo:NovartisInstitutesForBioMedicalResearchInc, sgmo:CollaborationAndLicenseAgreement


Collaborative
Period End2020-07-27
Value20
Percentage of CollaborativeArrangementEstimatedReimbursableServiceCosts0.0

sgmo:CollaborativeArrangementIncreaseDecreaseInNetIncomeLoss us-gaap:CounterpartyName

sgmo:CollaborativeArrangementIncreaseDecreaseInNetIncomeLoss

sgmo:Pfizer


Collaborative
Period End2020-12-312020-06-302020-03-31
Value03000000.02400000.0
Percentage of CollaborativeArrangementIncreaseDecreaseInNetIncomeLoss0.0100.0100.0

sgmo:Sanofi


Collaborative
Period End2020-12-312020-03-31
Value0-2200000.0
Percentage of CollaborativeArrangementIncreaseDecreaseInNetIncomeLoss0.0-91.7

sgmo:CollaborativeArrangementIncreaseDecreaseInRevenue us-gaap:CounterpartyName

sgmo:CollaborativeArrangementIncreaseDecreaseInRevenue

sgmo:Pfizer


Collaborative
Period End2020-12-312020-06-302020-03-31
Value03000000.02400000.0
Percentage of CollaborativeArrangementIncreaseDecreaseInRevenue0.0100.0100.0

sgmo:Sanofi


Collaborative
Period End2020-12-312020-03-31
Value0-2200000.0
Percentage of CollaborativeArrangementIncreaseDecreaseInRevenue0.0-91.7

sgmo:CollaborativeArrangementLicenseFee us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

sgmo:CollaborativeArrangementLicenseFee

sgmo:NovartisInstitutesForBioMedicalResearchInc, sgmo:CollaborationAndLicenseAgreement


Collaborative
Period End2020-07-27
Value75
Percentage of CollaborativeArrangementLicenseFee100.0

sgmo:CollaborativeArrangementMilestoneRevenueRecognized sgmo:CollaborativeAgreementMilestone, us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

sgmo:CollaborativeArrangementMilestoneRevenueRecognized

sgmo:MilestoneTwo, sgmo:Sanofi, sgmo:CollaborationAndLicenseAgreement


Collaborative
Period End2021-06-30
Value100000.0
Percentage of CollaborativeArrangementMilestoneRevenueRecognized100.0

sgmo:ST40BetaThalassemiaPhase1ClinicalTrialMilestone, sgmo:Sanofi, sgmo:CollaborationAndLicenseAgreement


Collaborative
Period End2021-06-30
Value100000.0
Percentage of CollaborativeArrangementMilestoneRevenueRecognized100.0

sgmo:CollaborativeArrangementNetIncomeLossPerShare us-gaap:CounterpartyName

sgmo:CollaborativeArrangementNetIncomeLossPerShare

sgmo:Sanofi


Collaborative
Period End2020-12-312020-03-31
Value0-0.02
Percentage of CollaborativeArrangementNetIncomeLossPerShare0.0100.0

sgmo:CollaborativeArrangementResearchServiceFees us-gaap:CounterpartyName

sgmo:CollaborativeArrangementResearchServiceFees

sgmo:PfizerSB525


Collaborative
Period End2021-06-302021-03-31
Value0.079
Percentage of CollaborativeArrangementResearchServiceFees0.0100.0

sgmo:CollaborativeArrangementTransactionPrice us-gaap:CounterpartyName

sgmo:CollaborativeArrangementTransactionPrice

sgmo:PfizerSB525


Collaborative
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value0.0134300.0104
Percentage of CollaborativeArrangementTransactionPrice0.0100.0100.00.0100.0

sgmo:CollaborativeArrangementTransactionPrice us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

sgmo:NovartisInstitutesForBioMedicalResearchInc, sgmo:CollaborationAndLicenseAgreement


Collaborative
Period End2020-07-27
Value95
Percentage of CollaborativeArrangementTransactionPrice0.0

sgmo:CustomerContractLiabilityMilestonePaymentEligibleToReceive sgmo:CollaborativeAgreementMilestone, us-gaap:CounterpartyName

sgmo:CustomerContractLiabilityMilestonePaymentEligibleToReceive

sgmo:PhaseThreeClinicalTrial, sgmo:Pfizer


Customer
Period End2020-09-30
Value30
Percentage of CustomerContractLiabilityMilestonePaymentEligibleToReceive100.0

sgmo:PhaseThreeClinicalTrial, sgmo:PfizerGiroctocogeneFitelparvovec


Customer
Period End2020-10-30
Value30
Percentage of CustomerContractLiabilityMilestonePaymentEligibleToReceive0.0

sgmo:CustomerContractLiabilityMilestonePaymentEligibleToReceive sgmo:CollaborativeAgreementMilestone, us-gaap:CounterpartyName, us-gaap:StatementScenario, us-gaap:SubsequentEventType

sgmo:PhaseThreeClinicalTrial, sgmo:Pfizer, srt:ScenarioForecast, us-gaap:SubsequentEvent


Customer
Period End2020-10-30
Value30
Percentage of CustomerContractLiabilityMilestonePaymentEligibleToReceive0.0

sgmo:CustomerContractLiabilityMilestonePaymentEligibleToReceive us-gaap:CounterpartyName, us-gaap:ProductOrService

sgmo:Pfizer, sgmo:CNineORFSevenTwo


Customer
Period End2020-09-30
Value5.0
Percentage of CustomerContractLiabilityMilestonePaymentEligibleToReceive16.7

sgmo:CustomerContractLiabilityMilestonePaymentEligibleToReceive us-gaap:CounterpartyName, us-gaap:Range, us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersByType, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

sgmo:NovartisInstitutesForBioMedicalResearchInc, srt:Maximum, sgmo:AchievementOfCommercialMilestones, us-gaap:SubsequentEvent, sgmo:CollaborationAndLicenseAgreement


Customer
Period End2020-07-27
Value300
Percentage of CustomerContractLiabilityMilestonePaymentEligibleToReceive0.0

sgmo:NovartisInstitutesForBioMedicalResearchInc, srt:Maximum, sgmo:AchievementOfSpecifiedPreclinicalDevelopmentClinicalDevelopmentAndFirstCommercialSaleMilestones, us-gaap:SubsequentEvent, sgmo:CollaborationAndLicenseAgreement


Customer
Period End2020-07-27
Value420
Percentage of CustomerContractLiabilityMilestonePaymentEligibleToReceive0.0

sgmo:CustomerContractLiabilityMilestonePaymentEligibleToReceive us-gaap:CounterpartyName, us-gaap:Range, us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersByType, us-gaap:TypeOfArrangement

sgmo:NovartisInstitutesForBioMedicalResearchInc, srt:Maximum, sgmo:AchievementOfCommercialMilestones, sgmo:CollaborationAndLicenseAgreement


Customer
Period End2020-07-27
Value300
Percentage of CustomerContractLiabilityMilestonePaymentEligibleToReceive0.0

sgmo:NovartisInstitutesForBioMedicalResearchInc, srt:Maximum, sgmo:AchievementOfSpecifiedPreclinicalDevelopmentClinicalDevelopmentAndFirstCommercialSaleMilestones, sgmo:CollaborationAndLicenseAgreement


Customer
Period End2020-07-27
Value420
Percentage of CustomerContractLiabilityMilestonePaymentEligibleToReceive0.0

sgmo:CustomerContractLiabilityMilestonePaymentEligibleToReceive us-gaap:CounterpartyName, us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersByType, us-gaap:TypeOfArrangement

sgmo:NovartisInstitutesForBioMedicalResearchInc, sgmo:AchievementOfCommercialMilestones, sgmo:CollaborationAndLicenseAgreement


Customer
Period End2020-07-27
Value300
Percentage of CustomerContractLiabilityMilestonePaymentEligibleToReceive0.0

sgmo:NovartisInstitutesForBioMedicalResearchInc, sgmo:AchievementOfSpecifiedPreclinicalDevelopmentClinicalDevelopmentAndFirstCommercialSaleMilestones, sgmo:CollaborationAndLicenseAgreement


Customer
Period End2020-07-27
Value420
Percentage of CustomerContractLiabilityMilestonePaymentEligibleToReceive0.0

sgmo:GainLossOnFreeShares

sgmo:GainLossOnFreeShares


Gain
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value45000.0-27000.0-17000.0121000.0-73000.0-63000.06000.0545000.0
Percentage of GainLossOnFreeShares100.0100.0100.0100.0100.0100.0100.0100.0

sgmo:IncreaseDecreaseInLongTermPortionOfLeaseLiabilities

sgmo:IncreaseDecreaseInLongTermPortionOfLeaseLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-30
Value-1057000.0-1045000.0-1001000.0-963000.0-910000.0-887000.0-880000.0-357000.0-497000.0-66000.00
Percentage of IncreaseDecreaseInLongTermPortionOfLeaseLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

sgmo:MilestonePaymentsReceived us-gaap:CounterpartyName, us-gaap:ProductOrService

sgmo:MilestonePaymentsReceived

sgmo:PfizerSB525, sgmo:SBFiveTwoFiveAndOtherProducts


Milestone
Period End2021-06-30
Value0.0
Percentage of MilestonePaymentsReceived0.0

sgmo:SaleOfStockConsiderationReceivedOnTransactionGross us-gaap:SubsequentEventType, us-gaap:SubsidiarySaleOfStock

sgmo:SaleOfStockConsiderationReceivedOnTransactionGross

us-gaap:SubsequentEvent, sgmo:AtTheMarketStockOffering


Sale
Period End2021-02-19
Value16
Percentage of SaleOfStockConsiderationReceivedOnTransactionGross100.0

sgmo:SeparateUpfrontFee us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

sgmo:SeparateUpfrontFee

sgmo:KitePharmaInc, sgmo:CollaborationAndLicenseAgreement


Separate
Period End2021-06-302021-03-312018-04-05
Value010000000.010000000.0
Percentage of SeparateUpfrontFee0.0100.0100.0

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments


Accretion
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value-909000.0-824000.0-519000.0198000.0402000.0744000.0993000.01260000.01217000.01238000.01786000.02387000.01197000.0459000.0363000.0342000.028000.0-60000.0-62000.0-26000.0-61000.0-72000.0-146000.0-217000.0-223000.0-241000.0-255000.0-260000.0-288000.0-295000.0-287000.0
Percentage of AccretionAmortizationOfDiscountsAndPremiumsInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CapitalExpendituresIncurredButNotYetPaid


Capital
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-06-302015-03-31
Value-0.6862.953-1.0780.8971.082.578-0.1551.8343.977-0.176-0.310.5361.955-0.0060.253-0.4950.579
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ConcentrationRiskPercentage1

sgmo:BiogenMAInc, us-gaap:RevenueFromContractWithCustomer, sgmo:RevenueFromCollaborationAgreementsGrantsAndLicensingConcentrationRisk


Concentration
Period End2021-06-302021-03-312020-06-30
Value39.040.038.0
Percentage of ConcentrationRiskPercentage1100.0100.0100.0

sgmo:BiogenMAInc, us-gaap:SalesRevenueNet, us-gaap:CustomerConcentrationRisk


Concentration
Period End2020-09-302020-06-302019-06-30
Value16.00.380
Percentage of ConcentrationRiskPercentage10.01.00.0

sgmo:KitePharmaInc, us-gaap:RevenueFromContractWithCustomer, sgmo:RevenueFromCollaborationAgreementsGrantsAndLicensingConcentrationRisk


Concentration
Period End2021-06-302021-03-312020-06-302020-03-31
Value23.024.034.055.0
Percentage of ConcentrationRiskPercentage159.060.089.50.0

sgmo:KitePharmaInc, us-gaap:RevenueFromContractWithCustomer, us-gaap:CustomerConcentrationRisk


Concentration
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value13.00.340.5540.00.520.75
Percentage of ConcentrationRiskPercentage10.00.90.00.00.00.0

sgmo:NovartisInstitutesForBioMedicalResearchInc, us-gaap:RevenueFromContractWithCustomer, sgmo:RevenueFromCollaborationAgreementsGrantsAndLicensingConcentrationRisk


Concentration
Period End2021-06-302021-03-31
Value34.030.0
Percentage of ConcentrationRiskPercentage187.275.0

sgmo:Pfizer, us-gaap:RevenueFromContractWithCustomer, us-gaap:CustomerConcentrationRisk


Concentration
Period End2020-09-302020-06-302020-03-312019-09-302019-06-30
Value68.00.180.2716.00.26
Percentage of ConcentrationRiskPercentage10.00.50.00.00.0

sgmo:Sanofi, us-gaap:RevenueFromContractWithCustomer, sgmo:RevenueFromCollaborationAgreementsGrantsAndLicensingConcentrationRisk


Concentration
Period End2021-06-302021-03-312020-06-302020-03-31
Value3.04.08.04.0
Percentage of ConcentrationRiskPercentage17.710.021.10.0

sgmo:Sanofi, us-gaap:RevenueFromContractWithCustomer, us-gaap:CustomerConcentrationRisk


Concentration
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value3.00.080.0440.00.170.18
Percentage of ConcentrationRiskPercentage10.00.20.00.00.00.0

us-gaap:CostOfGoodsAndServicesSoldAmortization us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

us-gaap:CostOfGoodsAndServicesSoldAmortization

sgmo:BiogenMAInc, sgmo:CollaborationAndLicenseAgreement


Cost
Period End2021-06-302021-03-312020-12-312020-09-30
Value200000.0100000.0100000.0100000.0
Percentage of CostOfGoodsAndServicesSoldAmortization100.0100.0100.0100.0

sgmo:NovartisInstitutesForBioMedicalResearchInc, sgmo:CollaborationAndLicenseAgreement


Cost
Period End2021-06-302021-03-31
Value200000.0100000.0
Percentage of CostOfGoodsAndServicesSoldAmortization100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Effect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value152000.0-328000.0-230000.0-236000.0-63000.082000.0136000.0-544000.0340000.0252000.0439000.00
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

us-gaap:GainLossOnSaleOfPropertyPlantEquipment


Gain
Period End2020-12-31
Value-25000.0
Percentage of GainLossOnSaleOfPropertyPlantEquipment100.0

us-gaap:IncomeLossIncludingPortionAttributableToNoncontrollingInterest

us-gaap:IncomeLossIncludingPortionAttributableToNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-30
Value-47150000.0-45677000.0-1271000.0-35965000.0-42974000.0-27361000.0
Percentage of IncomeLossIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value0.625-3.8299.367-0.2231.2140.345-2.439-3.564-8.37210-7.161-1.9442.81-0.077-0.4571.0223.072-0.418-0.416-0.6873.926-5.1581.77-2.9832.926-2.4770.7052.29-0.4031.7321.617
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedInterestReceivableNet

us-gaap:IncreaseDecreaseInAccruedInterestReceivableNet


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-167000.0-61000.0213000.0288000.0-392000.0244000.02000.0-86000.0172000.0219000.0-308000.0121000.0189000.0133000.0-243000.0227000.0-142000.0174000.0-86000.011000.0-103000.095000.0-92000.06000.0-5000.0-25000.0110000.02000.0-72000.045000.0130000.0-65000.015000.068000.0-121000.0112000.0-171000.039000.0-211000.033000.0117000.055000.0-47000.098000.0
Percentage of IncreaseDecreaseInAccruedInterestReceivableNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInContractWithCustomerLiability


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-21.434-20.047-19.00556187-8.319-15.216-9.656-10.451-0.37-19.176-19.9341352.701-7.094-8.268
Percentage of IncreaseDecreaseInContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-06-302011-03-31
Value4308000.0-7561000.02691000.04434000.04717000.0-4965000.02521000.02372000.02542000.0-3306000.01477000.02260000.01135000.0-2268000.01005000.01565000.0870000.0-846000.048000.0635000.0480000.0-1026000.0-31000.0759000.0317000.0-1150000.0189000.0691000.0502000.0-1723000.01155000.0596000.0309000.0-1339000.0641000.0537000.0298000.0-676000.0136000.0-491000.0
Percentage of IncreaseDecreaseInEmployeeRelatedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherNoncurrentLiabilities

us-gaap:IncreaseDecreaseInOtherNoncurrentLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value198000.0800000.0773000.0182000.0176000.0169000.0169000.02253000.01377000.0-50000.0233000.01730000.0
Percentage of IncreaseDecreaseInOtherNoncurrentLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2.71.7411.3131.3357.6630.11.926-0.7156.601-1.1520.977-1.7132.231.334-0.074-0.2961.109-0.070.3870.2150.682-0.172-0.247-0.260.232-0.101-0.801-0.0171.0050.071-0.227-0.3660.814-0.061-0.3780.0960.328-0.06-0.251-0.0920.404-0.048-0.157-0.214
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestAndOtherIncome

us-gaap:InterestAndOtherIncome


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value1550000.0625000.02865000.02430000.01932000.01548000.03032000.01887000.03148000.01694000.01553000.03398000.02500000.0810000.0675000.0681000.0277000.0160000.0219000.0238000.0243000.0187000.025000.0101000.0151000.0154000.0109000.066000.039000.014000.0
Percentage of InterestAndOtherIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseCost

us-gaap:LeaseCost


Lease
Period End2021-06-302020-06-30
Value3311000.03124000.0
Percentage of LeaseCost100.0100.0

us-gaap:MinorityInterestDecreaseFromRedemptions

us-gaap:MinorityInterestDecreaseFromRedemptions


Minority
Period End2021-06-302021-03-312020-12-312019-09-30
Value879000.064000.0267000.0321000.0
Percentage of MinorityInterestDecreaseFromRedemptions100.0100.0100.0100.0

us-gaap:MinorityInterestDecreaseFromRedemptions us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Minority
Period End2021-06-30
Value-943000.0
Percentage of MinorityInterestDecreaseFromRedemptions-107.3

us-gaap:NoncontrollingInterest


Minority
Period End2021-06-302019-09-30
Value943000.0321000.0
Percentage of MinorityInterestDecreaseFromRedemptions107.3100.0

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseCost


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value2.6972.72.74.02.62.62.61.6
Percentage of OperatingLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeasePayments


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value1700000.01700000.01700000.01600000.01500000.01600000.0
Percentage of OperatingLeasePayments100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-30
Value-1308000.04749000.0-4356000.0-3839000.0-1783000.01633000.0-2566000.04077000.0-1442000.01504000.02000.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-30
Value-1308000.04749000.012334000.0-3839000.0-1783000.01633000.0-2566000.04077000.0-1442000.01504000.02000.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax100.0100.0-283.1100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-35000.044000.0-297000.0-633000.0392000.0254000.0-86000.0-59000.0484000.0253000.0-47000.0-88000.0230000.0-99000.0-175000.012000.0-51000.0-112000.0-57000.0-14000.08000.083000.0-54000.057000.0-28000.050000.0-78000.020000.012000.09000.027000.0-26000.0-1000.011000.022000.0-4000.0-15000.014000.0-19000.03000.020000.0
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax 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
Value-35000.044000.0-297000.0-633000.0392000.0254000.0-86000.0-59000.0484000.0253000.0-46000.0-87000.0230000.0-99000.0
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.097.998.9100.0100.0

us-gaap:PaymentsOfStockIssuanceCosts us-gaap:CounterpartyName, us-gaap:Range, us-gaap:SubsidiarySaleOfStock

us-gaap:PaymentsOfStockIssuanceCosts

sgmo:JefferiesLLC, srt:Maximum, sgmo:AtTheMarketOfferingAgreement


Payments
Period End2020-08-05
Value50000.0
Percentage of PaymentsOfStockIssuanceCosts100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value491000.02234000.0192000.0118000.044000.0411000.034000.092000.031000.0265000.0171000.026000.043000.014000.03000.04000.0242000.00532000.02000.01498000.0041000.07000.0
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0

us-gaap:PaymentsToAcquireAdditionalInterestInSubsidiaries

us-gaap:PaymentsToAcquireAdditionalInterestInSubsidiaries


Payments
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302018-12-31
Value54000.065000.0201000.0266000.00262000.00
Percentage of PaymentsToAcquireAdditionalInterestInSubsidiaries100.0100.0100.0100.00.0100.00.0

us-gaap:PaymentsToAcquireAdditionalInterestInSubsidiaries us-gaap:BusinessAcquisition, us-gaap:TypeOfArrangement

sgmo:SangamoFrance, sgmo:SharePurchaseAgreementAndTenderOfferAgreement


Payments
Period End2021-06-302021-03-312020-12-312020-09-30
Value01100000.0200000.0300000.0
Percentage of PaymentsToAcquireAdditionalInterestInSubsidiaries0.01692.399.5112.8

us-gaap:PaymentsToAcquireMarketableSecurities

us-gaap:PaymentsToAcquireMarketableSecurities


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value82972352910.04312277157870.0-0.001387632270120383042618489478139511095016819.6371016
Percentage of PaymentsToAcquireMarketableSecurities100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromCollaborators us-gaap:CounterpartyName, us-gaap:StatementScenario, us-gaap:SubsequentEventType, us-gaap:TypeOfArrangement

us-gaap:ProceedsFromCollaborators

sgmo:NovartisInstitutesForBioMedicalResearchInc, srt:ScenarioForecast, us-gaap:SubsequentEvent, sgmo:CollaborationAndLicenseAgreement


Proceeds
Period End2020-08-27
Value75
Percentage of ProceedsFromCollaborators100.0

us-gaap:ProceedsFromCollaborators us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

sgmo:NovartisInstitutesForBioMedicalResearchInc, sgmo:CollaborationAndLicenseAgreement


Proceeds
Period End2020-08-31
Value75
Percentage of ProceedsFromCollaborators0.0

us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromIssuanceOfCommonStock


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-04-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-13.597150.8280.00.3670.82-2.8460.7963.6131360.4811.7361.1842.68810122.7890.8020.0230.3530.0570.5160.1870.5561.3021.7683.1782.4121.1781.7627.5852.4951.9981.892.2470.6350.5370.3960.1080.2130.074500.8470.512-0.008
Percentage of ProceedsFromIssuanceOfCommonStock100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions

us-gaap:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1.8841.8186.2831.7340.4870.820.348-0.343
Percentage of ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities


Proceeds
Period End2021-06-302021-03-312020-06-302020-03-31
Value1781448071
Percentage of ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities100.0100.0100.0100.0

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value109538071112651487816197785451443745377457681346974585126292012
Percentage of ProceedsFromSaleAndMaturityOfMarketableSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfHeldToMaturitySecurities

us-gaap:ProceedsFromSaleOfHeldToMaturitySecurities


Proceeds
Period End2021-06-302021-03-312014-06-302014-03-312013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.06.872920141228233417251322222328
Percentage of ProceedsFromSaleOfHeldToMaturitySecurities0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersCompensationEarned us-gaap:CounterpartyName, us-gaap:ProductOrService

us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersCompensationEarned

sgmo:Pfizer, sgmo:CNineORFSevenTwo


Research
Period End2020-12-312020-09-302017-12-282017-12-31
Value5.05.01212
Percentage of ResearchAndDevelopmentArrangementContractToPerformForOthersCompensationEarned100.0100.0100.0100.0

us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersCompensationEarned us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

sgmo:KitePharmaInc, sgmo:CollaborationAndLicenseAgreement


Research
Period End2021-06-302019-09-302019-03-312018-12-312018-04-05
Value1501501500.0150
Percentage of ResearchAndDevelopmentArrangementContractToPerformForOthersCompensationEarned0.00.00.00.00.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability


Right
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0.0081.3560.00.01.644-0.024226.6760.00.0
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability100.0100.00.00.0100.0100.0100.0100.00.00.0

us-gaap:SaleOfStockConsiderationReceivedOnTransaction us-gaap:CounterpartyName, us-gaap:BalanceSheetLocation, us-gaap:SubsequentEventType, us-gaap:SubsidiarySaleOfStock

us-gaap:SaleOfStockConsiderationReceivedOnTransaction

sgmo:JefferiesLLC, us-gaap:PrepaidExpensesAndOtherCurrentAssets, us-gaap:SubsequentEvent, sgmo:AtTheMarketOfferingAgreement


Sale
Period End2021-07-31
Value2.5
Percentage of SaleOfStockConsiderationReceivedOnTransaction100.0

us-gaap:SaleOfStockConsiderationReceivedOnTransaction us-gaap:CounterpartyName, us-gaap:SubsidiarySaleOfStock

sgmo:JefferiesLLC, sgmo:AtTheMarketOfferingAgreement


Sale
Period End2021-06-302021-03-31
Value9.115
Percentage of SaleOfStockConsiderationReceivedOnTransaction0.00.0

us-gaap:SaleOfStockConsiderationReceivedOnTransaction us-gaap:SubsequentEventType, us-gaap:SubsidiarySaleOfStock

us-gaap:SubsequentEvent, sgmo:AtTheMarketStockOffering


Sale
Period End2021-02-19
Value15
Percentage of SaleOfStockConsiderationReceivedOnTransaction0.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan


Stock
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-06-30
Value2054000.0828000.001187000.0905000.01000.01138000.0794000.0690000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-06-30
Value2052000.0827000.001185000.0904000.01000.01137000.0792000.0688000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan99.999.90.099.899.9100.099.999.799.7

us-gaap:CommonStock


Stock
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-06-30
Value2000.01000.002000.01000.001000.02000.02000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan0.10.10.00.20.10.00.10.30.3

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1.393-0.4166.0911.6160.4430.4090.3140.7042.4440.2160.7711.1591.95410
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1.389-0.4226.0831.6140.4420.4060.3130.7022.4390.2150.7691.1571.95210
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation99.7101.499.999.999.899.399.799.799.899.599.799.899.999.9

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
Value0.0040.0060.0080.0020.0010.0030.0010.0020.0050.0010.0020.0020.0020.014
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation0.3-1.40.10.10.20.70.30.30.20.50.30.20.10.1

us-gaap:VariableLeaseCost

us-gaap:VariableLeaseCost


Variable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value614000.0700000.0700000.01000000.0500000.0500000.0600000.0400000.0
Percentage of VariableLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0

sgmo:AccruedResearchAndDevelopmentExpenses

sgmo:AccruedResearchAndDevelopmentExpenses


Accrued
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value4.2574.102107.8982.8873.6242.4350.727
Percentage of AccruedResearchAndDevelopmentExpenses100.0100.0100.0100.0100.0100.0100.0100.0

sgmo:BusinessAcquisitionEstimatedFairValueAssetsOfFreeShares us-gaap:BusinessAcquisition, us-gaap:TypeOfArrangement

sgmo:BusinessAcquisitionEstimatedFairValueAssetsOfFreeShares

sgmo:SangamoFrance, sgmo:SharePurchaseAgreementAndTenderOfferAgreement


Business
Period End2020-12-312020-09-302020-06-302019-12-31
Value100000.0100000.0200000.0200000.0
Percentage of BusinessAcquisitionEstimatedFairValueAssetsOfFreeShares100.0100.0100.0100.0

sgmo:BusinessAcquisitionsFairValueOfFreeSharesAsset us-gaap:BusinessAcquisition, us-gaap:TypeOfArrangement

sgmo:BusinessAcquisitionsFairValueOfFreeSharesAsset

sgmo:SangamoFrance, sgmo:SharePurchaseAgreementAndTenderOfferAgreement


Business
Period End2020-12-31
Value0
Percentage of BusinessAcquisitionsFairValueOfFreeSharesAsset0.0

sgmo:CashEquivalentsAndAvailableForSaleSecurities

sgmo:CashEquivalentsAndAvailableForSaleSecurities


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value466554613613313336337370382290363419571223
Percentage of CashEquivalentsAndAvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sgmo:CashEquivalentsAndAvailableForSaleSecuritiesAmortizedCost

sgmo:CashEquivalentsAndAvailableForSaleSecuritiesAmortizedCost


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value466554613613312336337370381290363419571223
Percentage of CashEquivalentsAndAvailableForSaleSecuritiesAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sgmo:CashEquivalentsAndAvailableForSaleSecuritiesGrossUnrealizedGainBeforeTax

sgmo:CashEquivalentsAndAvailableForSaleSecuritiesGrossUnrealizedGainBeforeTax


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value84000.0124000.086000.0405000.0979000.0710000.0352000.0421000.0483000.00
Percentage of CashEquivalentsAndAvailableForSaleSecuritiesGrossUnrealizedGainBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

sgmo:CashEquivalentsAndAvailableForSaleSecuritiesGrossUnrealizedLossBeforeTax

sgmo:CashEquivalentsAndAvailableForSaleSecuritiesGrossUnrealizedLossBeforeTax


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value26000.031000.037000.059000.00123000.019000.02000.05000.025000.0259000.0224000.0236000.0255000.0
Percentage of CashEquivalentsAndAvailableForSaleSecuritiesGrossUnrealizedLossBeforeTax100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sgmo:CashEquivalentsGrossUnrealizedGainBeforeTax us-gaap:FinancialInstrument

sgmo:CashEquivalentsGrossUnrealizedGainBeforeTax

us-gaap:CashEquivalents


Cash
Period End2020-09-302019-12-312019-09-302019-06-302018-12-31
Value1000.01000.002000.00
Percentage of CashEquivalentsGrossUnrealizedGainBeforeTax100.0100.00.0100.00.0

us-gaap:CommercialPaper


Cash
Period End2020-09-302020-03-312019-12-312019-06-30
Value1000.001000.02000.0
Percentage of CashEquivalentsGrossUnrealizedGainBeforeTax100.00.0100.0100.0

sgmo:CollaborativeArrangementCumulativeMilestoneAchieved sgmo:CollaborativeAgreementMilestone, us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

sgmo:CollaborativeArrangementCumulativeMilestoneAchieved

sgmo:ST40BetaThalassemiaPhase1ClinicalTrialMilestone, sgmo:Sanofi, sgmo:CollaborationAndLicenseAgreement


Collaborative
Period End2021-03-312020-09-302020-06-302020-03-31
Value5900000.05700000.05600000.05500000.0
Percentage of CollaborativeArrangementCumulativeMilestoneAchieved100.0100.0100.0100.0

sgmo:CollaborativeArrangementCumulativeMilestoneAchieved us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

sgmo:Sanofi, sgmo:CollaborationAndLicenseAgreement


Collaborative
Period End2021-03-312020-09-302020-06-302020-03-31
Value7300000.07100000.07000000.06800000.0
Percentage of CollaborativeArrangementCumulativeMilestoneAchieved123.7124.6125.0123.6

sgmo:CollaborativeArrangementMilestoneRevenueReversal sgmo:CollaborativeAgreementMilestone, us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

sgmo:CollaborativeArrangementMilestoneRevenueReversal

sgmo:MilestoneTwo, sgmo:Sanofi, sgmo:CollaborationAndLicenseAgreement


Collaborative
Period End2021-03-312020-06-302020-03-31
Value100000.0100000.0300000.0
Percentage of CollaborativeArrangementMilestoneRevenueReversal100.0100.0100.0

sgmo:ST40BetaThalassemiaPhase1ClinicalTrialMilestone, sgmo:Sanofi, sgmo:CollaborationAndLicenseAgreement


Collaborative
Period End2021-03-312020-06-302020-03-31
Value100000.0100000.0200000.0
Percentage of CollaborativeArrangementMilestoneRevenueReversal100.0100.066.7

sgmo:CollaborativeArrangementReimbursableServiceCosts us-gaap:CounterpartyName

sgmo:CollaborativeArrangementReimbursableServiceCosts

sgmo:Pfizer


Collaborative
Period End2020-12-31
Value55
Percentage of CollaborativeArrangementReimbursableServiceCosts100.0

sgmo:DeferredTaxAssetsLeaseLiability

sgmo:DeferredTaxAssetsLeaseLiability


Deferred
Period End2020-12-312019-12-312018-12-31
Value10110.0
Percentage of DeferredTaxAssetsLeaseLiability100.0100.00.0

sgmo:DeferredTaxAssetsTaxCreditCarryforwardsResearchFederal

sgmo:DeferredTaxAssetsTaxCreditCarryforwardsResearchFederal


Deferred
Period End2020-12-31
Value21
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsResearchFederal100.0

sgmo:DeferredTaxAssetsTaxCreditCarryforwardsResearchStateAndLocal

sgmo:DeferredTaxAssetsTaxCreditCarryforwardsResearchStateAndLocal


Deferred
Period End2020-12-31
Value18
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsResearchStateAndLocal100.0

sgmo:LesseeOperatingLeaseAmount us-gaap:StatementGeographical

sgmo:LesseeOperatingLeaseAmount

sgmo:RichmondCalifornia


Lessee
Period End2021-02-012021-01-31
Value700000.0900000.0
Percentage of LesseeOperatingLeaseAmount100.0100.0

sgmo:ValbonneFrance


Lessee
Period End2021-01-312021-01-29
Value800000.0600000.0
Percentage of LesseeOperatingLeaseAmount88.90.0

sgmo:LesseeOperatingLeaseAreaOfRealEstate us-gaap:StatementGeographical

sgmo:LesseeOperatingLeaseAreaOfRealEstate

sgmo:RichmondCalifornia


Lessee
Period End2021-01-31
Value5000.0
Percentage of LesseeOperatingLeaseAreaOfRealEstate100.0

sgmo:ValbonneFrance


Lessee
Period End2021-01-31
Value5800.0
Percentage of LesseeOperatingLeaseAreaOfRealEstate116.0

sgmo:LesseeOperatingLeaseLeaseNotYetCommencedAmount us-gaap:StatementGeographical

sgmo:LesseeOperatingLeaseLeaseNotYetCommencedAmount

sgmo:RichmondCalifornia


Lessee
Period End2020-10-012020-05-31
Value1300000.01600000.0
Percentage of LesseeOperatingLeaseLeaseNotYetCommencedAmount100.0100.0

sgmo:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour

sgmo:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour


Lessee
Period End2021-06-302021-03-312020-09-30
Value202026
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour100.0100.0100.0

sgmo:LicenseObligations

sgmo:LicenseObligations


License
Period End2021-06-302021-03-312020-12-312020-09-30
Value900000.0900000.01000000.01900000.0
Percentage of LicenseObligations100.0100.0100.0100.0

sgmo:ResearchAndDevelopmentArrangementContractToPerformForOthersCumulativeCompensationEarned sgmo:CollaborativeAgreementMilestone, us-gaap:CounterpartyName

sgmo:ResearchAndDevelopmentArrangementContractToPerformForOthersCumulativeCompensationEarned

sgmo:PhaseThreeClinicalTrial, sgmo:Pfizer


Research
Period End2020-12-312020-09-30
Value3029
Percentage of ResearchAndDevelopmentArrangementContractToPerformForOthersCumulativeCompensationEarned100.0100.0

sgmo:PhaseThreeClinicalTrial, sgmo:PfizerGiroctocogeneFitelparvovec


Research
Period End2020-12-31
Value30
Percentage of ResearchAndDevelopmentArrangementContractToPerformForOthersCumulativeCompensationEarned100.0

sgmo:ResearchAndDevelopmentArrangementContractToPerformForOthersCumulativeCompensationEarned us-gaap:CounterpartyName

sgmo:Pfizer


Research
Period End2020-12-312020-09-30
Value2524
Percentage of ResearchAndDevelopmentArrangementContractToPerformForOthersCumulativeCompensationEarned83.383.2

sgmo:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestAggregateIntrinsicValue

sgmo:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestAggregateIntrinsicValue


Share
Period End2020-12-31
Value41
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestAggregateIntrinsicValue100.0

us-gaap:AccruedEmployeeBenefitsCurrent

us-gaap:AccruedEmployeeBenefitsCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value17132017138.59213118.7146.1689.496.6054.3463.2115.4794.4742.9092.0392.8852.8372.2021.7222.7482.7792.021.7032.8532.6641.9731.4713.1942.0391.4431.1342.4731.8311.2950.9961.6721.3571.0021.357
Percentage of AccruedEmployeeBenefitsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedProfessionalFeesCurrent

us-gaap:AccruedProfessionalFeesCurrent


Accrued
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1532000.01118000.01930000.01318000.0270000.0356000.0531000.0510000.0238000.0299000.0
Percentage of AccruedProfessionalFeesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:AssetsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value57475317211659307771151030.01841202414611018
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value408506560441197277306293310275259419529203199223196113120
Percentage of AssetsFairValueDisclosure712.91063.41054.5255.8169.6465.31006.3379.9434.71805.4251.42329288.91263.31011.8819.61516.9320.01070.1634.3

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

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, sgmo:FreeSharesAsset


Assets
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.0380.070.1290.1670.1630.2360.2390.361
Percentage of AssetsFairValueDisclosure0.10.10.10.10.30.80.30.5

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value466554613613313336337370382290363419571223223237257124139
Percentage of AssetsFairValueDisclosure812.91163.41154.5355.8269.6565.31106.3479.9534.71905.4351.42329388.91363.31111.8919.61616.9420.01170.1734.3

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsRecurring, sgmo:FreeSharesAsset


Assets
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.0380.070.1290.1670.1630.2360.2390.361
Percentage of AssetsFairValueDisclosure0.10.10.10.10.30.80.30.5

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value84000.0124000.086000.0404000.0979000.0710000.0351000.0421000.0481000.019000.0011000.0110000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value12000.07000.010000.03000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax14.35.611.60.7

us-gaap:CertificatesOfDeposit


Available
Period End2021-06-30
Value7000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax8.3

us-gaap:CommercialPaper


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value33000.053000.041000.0169000.0383000.0352000.0145000.0224000.0355000.00
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax39.342.747.741.839.149.641.353.273.80.0

us-gaap:CorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value6000.05000.016000.0156000.0420000.0107000.0115000.0167000.0108000.00
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax7.14.018.638.642.915.132.839.722.50.0

us-gaap:USGovernmentSponsoredEnterprisesDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value26000.059000.019000.076000.0176000.0251000.091000.030000.018000.00
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax31.047.622.118.818.035.425.97.13.70.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax us-gaap:InvestmentType

us-gaap:CommercialPaper


Available
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-30
Value41000.0145000.019000.0011000.0110000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax47.741.3100.00.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value26000.031000.037000.059000.00123000.019000.02000.05000.025000.0259000.0224000.0236000.0255000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value13000.016000.07000.04000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax50.051.618.96.8

us-gaap:CertificatesOfDeposit


Available
Period End2021-03-31
Value1000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax3.2

us-gaap:CommercialPaper


Available
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value3000.08000.019000.0007000.02000.00129000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax11.521.632.20.00.036.8100.00.049.8

us-gaap:CorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value10000.014000.017000.036000.00123000.03000.005000.025000.0111000.0105000.0158000.0131000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax38.545.245.961.00.0100.015.80.0100.0100.042.946.966.951.4

us-gaap:USGovernmentSponsoredEnterprisesDebtSecurities


Available
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-31
Value5000.0009000.00019000.024000.03000.06000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax13.50.00.047.40.00.07.310.71.32.4

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax us-gaap:InvestmentType

us-gaap:CommercialPaper


Available
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302017-12-31
Value8000.07000.0129000.095000.075000.0118000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax21.636.849.842.431.846.3

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value408506560434196276303292279270259419514194
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value45361713
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis11.27.23.23.0

us-gaap:CertificatesOfDeposit


Available
Period End2021-06-302021-03-312020-12-31
Value221112
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis5.52.32.2

us-gaap:CommercialPaper


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value14317721323889129155180170177
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis35.135.038.154.845.746.951.161.661.068.2

us-gaap:CorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value36395912281959470717063839875
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis9.07.710.628.141.534.531.324.225.526.324.619.919.239.0

us-gaap:USGovernmentSponsoredEnterprisesDebtSecurities


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
Value160242257612551534137181818188.498
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis39.247.945.914.112.818.617.614.113.66.97.24.43.64.4

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:InvestmentType

us-gaap:CommercialPaper


Available
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-302017-12-31
Value213155180177317396110
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis38.151.166.868.275.677.256.7

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value494250450.05.021528.450.0
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost100.0100.0100.0100.00.0100.0100.0100.0100.00.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue


Available
Period End2020-12-312019-12-312018-12-31
Value50210.0
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue100.0100.00.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value359464510389197272282240271259
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue


Available
Period End2020-12-312019-12-312018-12-31
Value510282259
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities

us-gaap:AvailableForSaleSecuritiesDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value408506560435197277303293280270259419514194
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value408506560435197277303293280270259419514203194223196113120
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.00.0

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

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value45361713
Percentage of AvailableForSaleSecuritiesDebtSecurities11.27.23.23.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:CertificatesOfDeposit


Available
Period End2021-06-302021-03-312020-12-31
Value221112
Percentage of AvailableForSaleSecuritiesDebtSecurities5.52.32.2

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:CommercialPaper


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value14317721323890130155180170177
Percentage of AvailableForSaleSecuritiesDebtSecurities35.135.038.154.845.746.951.161.661.068.2

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:CorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value36395912281959571717063839875
Percentage of AvailableForSaleSecuritiesDebtSecurities9.07.710.628.141.534.431.324.225.526.324.619.919.238.9

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:USGovernmentSponsoredEnterprisesDebtSecurities


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
Value160242257612551534137181818188.492
Percentage of AvailableForSaleSecuritiesDebtSecurities39.247.945.914.112.918.617.614.113.66.97.24.43.64.4

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

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:CommercialPaper


Available
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value213155180177317396125110106652423
Percentage of AvailableForSaleSecuritiesDebtSecurities38.151.166.868.275.677.20.056.70.00.00.00.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value408506560435197277303293280270259419514203194223196113120
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.00.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsRecurring, us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value45361713
Percentage of AvailableForSaleSecuritiesDebtSecurities11.27.23.23.0

us-gaap:FairValueMeasurementsRecurring, us-gaap:CertificatesOfDeposit


Available
Period End2021-06-302021-03-312020-12-31
Value221112
Percentage of AvailableForSaleSecuritiesDebtSecurities5.52.32.2

us-gaap:FairValueMeasurementsRecurring, us-gaap:CommercialPaper


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value14317721323890130155180170177
Percentage of AvailableForSaleSecuritiesDebtSecurities35.135.038.154.845.746.951.161.661.068.2

us-gaap:FairValueMeasurementsRecurring, us-gaap:CorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value36395912281959571717063839875
Percentage of AvailableForSaleSecuritiesDebtSecurities9.07.710.628.141.534.431.324.225.526.324.619.919.238.9

us-gaap:FairValueMeasurementsRecurring, us-gaap:USGovernmentSponsoredEnterprisesDebtSecurities


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
Value160242257612551534137181818188.492
Percentage of AvailableForSaleSecuritiesDebtSecurities39.247.945.914.112.918.617.614.113.66.97.24.43.64.4

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByMeasurementFrequency, us-gaap:InvestmentType

us-gaap:FairValueMeasurementsRecurring, us-gaap:CommercialPaper


Available
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value213155180177317396125110106652423
Percentage of AvailableForSaleSecuritiesDebtSecurities38.151.166.868.275.677.20.056.70.00.00.00.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value45361713
Percentage of AvailableForSaleSecuritiesDebtSecurities11.27.23.23.0

us-gaap:CertificatesOfDeposit


Available
Period End2021-06-302021-03-312020-12-31
Value221112
Percentage of AvailableForSaleSecuritiesDebtSecurities5.52.32.2

us-gaap:CommercialPaper


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value14317721323890130155180170177
Percentage of AvailableForSaleSecuritiesDebtSecurities35.135.038.154.845.746.951.161.661.068.2

us-gaap:CorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value36395912281959571717063839875
Percentage of AvailableForSaleSecuritiesDebtSecurities9.07.710.628.141.534.431.324.225.526.324.619.919.238.9

us-gaap:USGovernmentSponsoredEnterprisesDebtSecurities


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
Value160242257612551534137181818188.492
Percentage of AvailableForSaleSecuritiesDebtSecurities39.247.945.914.112.918.617.614.113.66.97.24.43.64.4

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:InvestmentType

us-gaap:CommercialPaper


Available
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-302017-12-31
Value213155180177317396110
Percentage of AvailableForSaleSecuritiesDebtSecurities38.151.166.868.275.677.256.7

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent


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
Value359464510389197272282240271270259419480193
Percentage of AvailableForSaleSecuritiesDebtSecuritiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesNoncurrent

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesNoncurrent


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-06-302017-12-31
Value494250450.05.021528.450.0341.012
Percentage of AvailableForSaleSecuritiesDebtSecuritiesNoncurrent100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0

us-gaap:BusinessAcquisitionSharePrice us-gaap:BusinessAcquisition, us-gaap:MeasurementInputType

us-gaap:BusinessAcquisitionSharePrice

sgmo:SangamoFrance, us-gaap:MeasurementInputSharePrice


Business
Period End2020-12-312020-06-302020-03-312019-12-312018-12-31
Value3.852.161.642.142.58
Percentage of BusinessAcquisitionSharePrice100.0100.0100.0100.0100.0

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

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value57475317211659307771151030.01841202414611018
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Cash
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-06-302017-12-31
Value5.9990.00.02.9990.0304.990.0154.595
Percentage of CashAndCashEquivalentsFairValueDisclosure3.50.00.09.80.042.632.80.036.318.9

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

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


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value57475317211659307771103
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:CommercialPaper


Cash
Period End2020-09-302019-12-312019-06-30
Value5.9992.99930
Percentage of CashAndCashEquivalentsFairValueDisclosure3.59.842.6

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

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


Cash
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value5330151030.01841202414611018
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value574753178116593377101201030.01857202814611018
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0103.5100.0100.0109.8100.0142.6132.8100.0100.0136.3100.0118.9100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsRecurring, us-gaap:CommercialPaper


Cash
Period End2020-09-302019-12-312019-06-30
Value5.9992.99930
Percentage of CashAndCashEquivalentsFairValueDisclosure3.59.842.6

us-gaap:FairValueMeasurementsRecurring, us-gaap:MoneyMarketFunds


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value57475317211659307771103
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency, us-gaap:InvestmentType

us-gaap:FairValueMeasurementsRecurring, us-gaap:MoneyMarketFunds


Cash
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value5330151030.01841202414611018
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FinancialInstrument

us-gaap:CashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value574753178593377101103
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0103.5100.0109.8100.0142.6100.0

us-gaap:CommercialPaper


Cash
Period End2020-09-302019-12-312019-06-30
Value5.9992.99930
Percentage of CashAndCashEquivalentsFairValueDisclosure3.59.842.6

us-gaap:MoneyMarketFunds


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value57475317211659307771103
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:InvestmentType

us-gaap:CashEquivalents


Cash
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value5333201030.0185720281461101827102865127.229173.1827.1936.934
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0109.8132.8100.0100.0136.3100.0118.9100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.0

us-gaap:MoneyMarketFunds


Cash
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value5330151030.0184120241461101824101925127.229173.182
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.0

us-gaap:CashEquivalentsAtCarryingValue

us-gaap:CashEquivalentsAtCarryingValue


Cash
Period End2020-12-312019-12-312018-12-312017-12-31
Value1318014049
Percentage of CashEquivalentsAtCarryingValue100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiability sgmo:CollaborativeAgreementMilestone, us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

us-gaap:ContractWithCustomerLiability

sgmo:PhaseThreeClinicalTrial, sgmo:PfizerSB525, sgmo:AmendedCollaborationAndLicenseAgreement


Contract
Period End2020-09-30
Value0.2
Percentage of ContractWithCustomerLiability100.0

us-gaap:ContractWithCustomerLiability us-gaap:CounterpartyName

sgmo:Pfizer


Contract
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.70.71.04.012141610.02131
Percentage of ContractWithCustomerLiability350.00.00.00.00.00.00.00.00.00.0

us-gaap:ContractWithCustomerLiability us-gaap:CounterpartyName, us-gaap:ProductOrService

sgmo:Pfizer, sgmo:CNineORFSevenTwo


Contract
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.04.27.68.08.38.79.29.81010
Percentage of ContractWithCustomerLiability0.00.00.00.00.00.00.00.00.00.0

us-gaap:ContractWithCustomerLiability us-gaap:CounterpartyName, us-gaap:TypeOfArrangement

sgmo:BiogenMAInc, sgmo:StockPurchaseAgreement


Contract
Period End2021-06-302021-03-312020-12-312020-09-30
Value168175183190
Percentage of ContractWithCustomerLiability0.00.00.095250.0

sgmo:KitePharmaInc, sgmo:CollaborationAndLicenseAgreement


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value6975818794100106112119125131137
Percentage of ContractWithCustomerLiability0.00.00.043850.00.00.00.00.00.00.00.00.0

sgmo:NovartisInstitutesForBioMedicalResearchInc, sgmo:CollaborationAndLicenseAgreement


Contract
Period End2021-06-302021-03-312020-12-312020-09-30
Value57647075
Percentage of ContractWithCustomerLiability0.00.00.037500.0

sgmo:PfizerSB525, sgmo:AmendedCollaborationAndLicenseAgreement


Contract
Period End2020-09-302020-06-302020-03-312019-12-31
Value0.20.20.31.3
Percentage of ContractWithCustomerLiability100.00.00.00.0

sgmo:Sanofi, sgmo:CollaborationAndLicenseAgreement


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value0.50.81.21.72.32.91.74.6
Percentage of ContractWithCustomerLiability0.00.00.0850.00.00.00.00.0

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:ContractWithCustomerLiabilityNoncurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value2012222452672377581879410010812313729
Percentage of ContractWithCustomerLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractualObligation

us-gaap:ContractualObligation


Contractual
Period End2021-06-302021-03-312020-12-312020-09-30
Value14172124
Percentage of ContractualObligation100.0100.0100.0100.0

us-gaap:ContractualObligation us-gaap:CounterpartyName

sgmo:BrammerBioMA


Contractual
Period End2021-06-302021-03-312020-12-312020-09-30
Value4.5796.1577.7369.314
Percentage of ContractualObligation32.534.336.038.3

sgmo:LonzaNetherlandsBV


Contractual
Period End2021-06-302021-03-312020-12-312020-09-30
Value9.513111314
Percentage of ContractualObligation67.565.764.061.7

us-gaap:CustomerRefundLiabilityCurrent

us-gaap:CustomerRefundLiabilityCurrent


Customer
Period End2020-12-31
Value5000000.0
Percentage of CustomerRefundLiabilityCurrent100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312014-09-302014-06-302014-03-312013-12-31
Value3134183.3220.7480.7480.7480.748
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsDeferredIncome


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value20323.1910.9342.9184.4792.693.563
Percentage of DeferredTaxAssetsDeferredIncome100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value2392151691121411171121038882
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value164133138911149390817367
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic


Deferred
Period End2020-12-31
Value622
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsDomestic100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsForeign us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsForeign

us-gaap:MinistryOfTheEconomyFinanceAndIndustryFrance


Deferred
Period End2020-12-31
Value145
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsForeign100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal


Deferred
Period End2020-12-31
Value261
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value308000.0151000.0604000.02276000.03492000.02807000.02471000.01677000.0937000.01125000.0
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-31
Value10110.0
Percentage of DeferredTaxAssetsPropertyPlantAndEquipment100.0100.00.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value27211615129.9798.6467.9966.776.844
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsResearch100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value5321000.04194000.03801000.03168000.08565000.06853000.08171000.07927000.07375000.07355000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities


Deferred
Period End2020-12-312019-12-312018-12-31
Value430000.0675000.00
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities100.0100.00.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-31
Value141314
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesLeasingArrangements


Deferred
Period End2020-12-312019-12-31
Value1720
Percentage of DeferredTaxLiabilitiesLeasingArrangements100.0100.0

us-gaap:DerivativeLiabilityMeasurementInput us-gaap:BusinessAcquisition, us-gaap:MeasurementInputType

us-gaap:DerivativeLiabilityMeasurementInput

sgmo:SangamoFrance, us-gaap:MeasurementInputOptionVolatility


Derivative
Period End2020-12-312020-06-302020-03-312019-12-312018-12-31
Value88.973.876.70.7250.086
Percentage of DerivativeLiabilityMeasurementInput100.0100.0100.0100.0100.0

us-gaap:DerivativeLiabilityMeasurementInput us-gaap:MeasurementInputType

us-gaap:MeasurementInputOptionVolatility


Derivative
Period End2020-12-312020-06-302020-03-312019-12-312019-03-312018-12-31
Value88.973.876.70.72587.779.9
Percentage of DerivativeLiabilityMeasurementInput100.0100.0100.0100.00.092907.0

us-gaap:MeasurementInputPriceVolatility


Derivative
Period End2020-12-312020-06-302020-03-312019-12-312019-03-312018-12-31
Value6.36.56.40.0667.27.66
Percentage of DerivativeLiabilityMeasurementInput7.18.88.39.10.08907.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3537351613
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized us-gaap:AwardType

us-gaap:RestrictedStockUnitsRSU


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value177.04.10.73.0
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized48.218.711.64.322.4

us-gaap:ForeignCurrencyExchangeRateTranslation1 us-gaap:MeasurementInputType

us-gaap:ForeignCurrencyExchangeRateTranslation1

sgmo:MeasurementInputExchangeRate


Foreign
Period End2020-12-312020-06-302020-03-312019-12-31
Value0.820.890.940.91
Percentage of ForeignCurrencyExchangeRateTranslation1100.0100.0100.0100.0

us-gaap:InterestReceivableCurrent

us-gaap:InterestReceivableCurrent


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value807000.0974000.01035000.0822000.0534000.0926000.0682000.0680000.0766000.0594000.0375000.0683000.0562000.0373000.0240000.0483000.0256000.0398000.0224000.0310000.0299000.0402000.0307000.0399000.0393000.0398000.0423000.0313000.0311000.0383000.0338000.0208000.0273000.0258000.0190000.0311000.0199000.0370000.0331000.0542000.0509000.0337000.0
Percentage of InterestReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LandSubjectToGroundLeases us-gaap:StatementGeographical, us-gaap:PropertyPlantAndEquipmentByType

us-gaap:LandSubjectToGroundLeases

sgmo:RichmondCalifornia, sgmo:OfficeAndLaboratory


Land
Period End2020-12-312019-12-31
Value54200.045600.0
Percentage of LandSubjectToGroundLeases100.0100.0

us-gaap:LandSubjectToGroundLeases us-gaap:StatementGeographical, us-gaap:PropertyPlantAndEquipmentByType, us-gaap:PropertySubjectToOrAvailableForOperatingLease

sgmo:RichmondCalifornia, sgmo:OfficeAndLaboratory, sgmo:PropertySubjectToOperatingLeaseOne


Land
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value59200.059200.045600.045600.045600.0
Percentage of LandSubjectToGroundLeases0.00.00.00.00.0

sgmo:ValbonneFrance, sgmo:ResearchAndOfficeSpace, sgmo:PropertySubjectToOperatingLeaseOne


Land
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value25600.025600.020800.020800.020800.0
Percentage of LandSubjectToGroundLeases0.00.00.00.00.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value6995000.06991000.06191000.06401000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear


Lessee
Period End2021-06-302021-03-312020-09-30
Value2938000.04663000.01100000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear100.0100.0100.0

us-gaap:MinorityInterestOwnershipPercentageByParent us-gaap:Ownership, us-gaap:TypeOfArrangement

us-gaap:MinorityInterestOwnershipPercentageByParent

sgmo:SangamoFrance, sgmo:SharePurchaseAgreementAndTenderOfferAgreement


Minority
Period End2021-03-312020-12-312020-09-302020-06-302019-12-31
Value99.999.899.40.9910.987
Percentage of MinorityInterestOwnershipPercentageByParent100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2021-06-302021-03-312020-12-312020-09-30
Value6.26.26.16.2
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0

us-gaap:RestrictedCashAndCashEquivalentsNoncurrent

us-gaap:RestrictedCashAndCashEquivalentsNoncurrent


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value1.51.51.51.51.51.51.51.51.53.53.5793.53.5
Percentage of RestrictedCashAndCashEquivalentsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashNoncurrent

us-gaap:RestrictedCashNoncurrent


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value1.51.51.51.51.51.51.51.51.53.53.5793.5
Percentage of RestrictedCashNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice


Share
Period End2020-12-31
Value10.71
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue


Share
Period End2020-12-31
Value69
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value697.524710.01449548.50.111
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue


Share
Period End2020-12-31
Value69
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice


Share
Period End2020-12-31
Value10.02
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice100.0

us-gaap:SharePrice us-gaap:MeasurementInputType

us-gaap:SharePrice

us-gaap:MeasurementInputSharePrice


Share
Period End2020-12-312020-06-302020-03-312019-12-312018-12-31
Value15.618.776.668.6811.48
Percentage of SharePrice100.0100.0100.0100.0100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding


Sharebased
Period End2020-12-31
Value41
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1


Sharebased
Period End2020-12-312019-12-312012-12-312011-12-312010-12-31
Value295.4426.6791.00.5
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1100.0100.0100.0100.0100.0

us-gaap:WarrantsAndRightsOutstandingMeasurementInput us-gaap:BusinessAcquisition, us-gaap:MeasurementInputType

us-gaap:WarrantsAndRightsOutstandingMeasurementInput

sgmo:SangamoFrance, sgmo:MeasurementInputStockPriceCorrelation


Warrants
Period End2020-12-312020-06-302020-03-312019-12-312018-12-31
Value100.0100.0100.01.00
Percentage of WarrantsAndRightsOutstandingMeasurementInput100.0100.0100.0100.00.0

Line plots across dimensions of each concept


TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:IncomeStatementLocation
(None,)
Allocated Share Based Compensation Expenseus-gaap: Income Statement Location
us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)
Profit Lossus-gaap: Statement Equity Components
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:CounterpartyName
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Counterparty Name
us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:InvestmentType
(None,)
Cash And Cash Equivalents At Carrying Valueus-gaap: Investment Type
us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:FinancialInstrument
(None,)
Cash And Cash Equivalents At Carrying Valueus-gaap: Financial Instrument
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
(None,)
Stockholders Equity Including Portion Attributable To Noncontrolling Interestus-gaap: Statement Equity Components
us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents
(None,)
Stock Issued During Period Value New Issuesus-gaap: Statement Equity Components
us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)
Profit Lossus-gaap: Statement Equity Components