GH


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

Table of contents


us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementClassOfStock
us-gaap:CommonStockSharesIssued
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementClassOfStock
us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareBasicAndDiluted

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

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:CostsAndExpenses

us-gaap:GeneralAndAdministrativeExpense

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeTaxExpenseBenefit

us-gaap:InterestExpense

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:OperatingIncomeLoss

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:ResearchAndDevelopmentExpense

us-gaap:Revenues
us-gaap:StatementGeographical

us-gaap:SellingAndMarketingExpense

us-gaap:Assets
us-gaap:ConsolidatedEntities

us-gaap:Liabilities
us-gaap:ConsolidatedEntities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:CumulativeEffectPeriodOfAdoption
us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:FinancialInstrument

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:MarketableSecuritiesCurrent

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AmortizationOfIntangibleAssets

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:IntangibleAssetsNetIncludingGoodwill

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:EquitySecuritiesFvNi

us-gaap:AccountsPayableCurrent

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:LiabilitiesCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherAccruedLiabilitiesCurrent
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LongTermDebt

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:CumulativeEffectPeriodOfAdoption
us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInInventories

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateStatedPercentage

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

gh:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtHedges

gh:ChargeOfInProcessResearchAndDevelopment

gh:ContractualReceivablesCreditLossExpenseReversalCurrent

gh:ContractualReceivablesCreditLossExpenseReversalNoncurrent

gh:CostofDevelopmentServices

gh:CostsofPrecisionOncologyTesting
gh:DebtInstrumentConversion, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
gh:DebtInstrumentConvertibleMaximumPercentageOfProductOfLastReportedSalePriceAndConversionRate
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
gh:FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisLiabilityNetIncomeLossForThePeriod

gh:IncreaseDecreaseInOperatingLeaseLiabilities
us-gaap:PropertyPlantAndEquipmentByType
gh:LesseeOperatingLeaseLeaseNotYetCommencedLeasePayments

gh:NonCashOperatingLeaseCosts
us-gaap:SubsequentEventType
gh:PaymentsToAcquireEquitySecuritiesFVNI

gh:ProceedsFromContractualReceivable

gh:PropertyPlantAndEquipmentAcquiredUnderFinanceLeases

gh:RevenuefromDevelopmentServices

gh:RevenuefromPrecisionOncologyTesting

gh:ReversalOfStockBasedCompensationExpense
us-gaap:AwardType
gh:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsCostOfEquityInterestRate
gh:EquityIncentivePlanTranche, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:PlanName, us-gaap:StatementClassOfStock
gh:ShareBasedCompensationArrangementByShareBasedPaymentAwardThresholdPercentageForIndividualsCombinedVotingPowerTriggeringFiveYearOptionTerm
us-gaap:AwardType
gh:ShareBasedCompensationArrangementByShareBasedPaymentAwardValueOfSharesAuthorized

gh:StockIssuedDuringPeriodValueStockOptionsExercisedEarly
us-gaap:StatementEquityComponents

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts

us-gaap:BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1

us-gaap:CapitalExpendituresIncurredButNotYetPaid
us-gaap:BalanceSheetLocation, us-gaap:ConcentrationRiskByType
us-gaap:ConcentrationRiskPercentage1
us-gaap:MajorCustomers, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType

us-gaap:ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInEstimateOfTransactionPrice

us-gaap:ContractWithCustomerLiabilityRevenueRecognized
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentConvertibleConversionRatio1
gh:DebtInstrumentConversion, us-gaap:DebtInstrument
us-gaap:DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger
gh:DebtInstrumentConversion, us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:Depreciation

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease

us-gaap:FinanceLeasePrincipalPayments

us-gaap:IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:InvestmentIncomeInterest

us-gaap:NetIncomeLossAttributableToRedeemableNoncontrollingInterest

us-gaap:OperatingLeaseExpense

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

us-gaap:OtherNoncashIncomeExpense

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfStockIssuanceCosts

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireIntangibleAssets

us-gaap:PaymentsToAcquireMarketableSecurities

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProceedsFromStockPlans

us-gaap:ReclassificationsOfTemporaryToPermanentEquity
us-gaap:StatementEquityComponents
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RevenueFromRelatedParties

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
us-gaap:Range, us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsDiscountForPostvestingRestrictions
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
us-gaap:Range, us-gaap:AwardType
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
us-gaap:Range, us-gaap:AwardType
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:PlanName, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
us-gaap:PlanName, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice
us-gaap:PlanName, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
us-gaap:PlanName, us-gaap:StatementClassOfStock
gh:EquityIncentivePlanTranche, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:PlanName, us-gaap:StatementClassOfStock
us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
us-gaap:StatementEquityComponents

gh:AccruedClinicalTrialsandStudies

gh:AccruedExpensesPropertyandEquipmentCurrent

gh:CapitalizedLicenseFees

gh:CashCashEquivalentsandDebtSecuritiesFairValue

gh:ContractualReceivablesAllowanceForCreditLossCurrent

gh:ContractualReceivablesAllowanceForCreditLossNoncurrent

gh:ContractualReceivablesBeforeAllowanceForCreditLossGrossCurrent

gh:ContractualReceivablesBeforeAllowanceForCreditLossGrossNoncurrent

gh:ConvertibleDebtHedgeSharePricePremiumPercentage

gh:ConvertibleDebtHedgeStrikePrice
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
gh:DebtInstrumentConvertibleEquityComponentBeforeIssuanceCosts
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
gh:DebtInstrumentConvertibleIssuanceCostsEquityComponent
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
gh:DebtInstrumentMaximumInterestRateSpecialInterestRatePercentage

gh:DebtSecuritiesAvailableforsaleandCashandCashEquivalentsAmortizedCost

gh:DeferredTaxAssetsLeaseLiabilities

gh:DeferredTaxLiabilitiesRightOfUseAssets

gh:DeferredTaxLiabilitiesSection481aAdjustment

gh:DeferredTaxLiabilityDebtDiscount

gh:EstimatedLitigationLiabilityLegalFeesCurrent

gh:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour

gh:IntangibleAssetsGrossIncludingGoodwill

gh:LesseeOperatingLeaseLiabilityLeaseIncentive

gh:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:AccountsReceivableRelatedParties

us-gaap:AccruedProfessionalFeesCurrent

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

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleSecuritiesDebtSecurities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:BusinessCombinationContingentConsiderationLiability
us-gaap:FairValueByMeasurementFrequency

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

us-gaap:CommonStockValueOutstanding

us-gaap:ContractWithCustomerAssetNet
us-gaap:BalanceSheetLocation
us-gaap:ProductOrService

us-gaap:ContractWithCustomerLiability
us-gaap:TypeOfArrangement

us-gaap:ConvertibleDebtNoncurrent
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentConvertibleConversionPrice1
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFairValue
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateEffectivePercentage
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentUnamortizedDiscount
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DebtSecuritiesCurrent
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DebtSecuritiesNoncurrent
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:DeferredCompensationLiabilityCurrent
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredRevenueCurrent

us-gaap:DeferredTaxAssetsGoodwillAndIntangibleAssets

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions
us-gaap:PlanName, us-gaap:StatementClassOfStock
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:LiabilitiesFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

us-gaap:MarketableSecuritiesNoncurrent

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

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount

us-gaap:RestrictedCashNoncurrent
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedIntrinsicValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:SharePrice

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
us-gaap:StatementEquityComponents
us-gaap:TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests

us-gaap:UnbilledReceivablesCurrent
us-gaap:BalanceSheetLocation

Plots across concepts


IncomeStatement
Comprehensive Income Net Of Tax
Expenses
Other Nonoperating Income Expense
Balance Sheet
Goodwill
Assets
Inventory Net
Current Assets
Prepaid Expense And Other Assets Current
NonCurrent Assets
Goodwill
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Liabilities Current
Current Liabilities
Accrued Income Taxes Current
Stockholders Equity
Retained Earnings Accumulated Deficit
CashFlow
Profit Loss
NetCashProvidedByUsedInOperatingActivities
Profit Loss
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
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Accumulated Amortization

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
 us-gaap:CommonStockSharesIssued us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName,us-gaap:StatementClassOfStock gh:GuardantHealthAMEAInc,us-gaap:CommonClassB█▁0.0911090.08611NANA0.0NANANANANANANANANANANA
 us-gaap:CommonStockSharesOutstanding us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName,us-gaap:StatementClassOfStock gh:GuardantHealthAMEAInc,us-gaap:CommonClassB█▁0.0911090.08611NANA0.0NANANANANANANANANANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding 101.172NANANA96.011NANANANANANANANANANANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic 101.172NANANA96.011NANANANANANANANANANANA
us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted NA100.955NA99.55496.01194.382NA93.30389.03685.935NA12.58212.38811.92NA12.073
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount ▁█14.81315.368NA7.7585.9974.905NA5.7616.557.681NA66.20565.85766.061NA61.679
us-gaap:EarningsPerShareBasic -0.96NANANA-0.57NANANANANANANANANANANA
us-gaap:EarningsPerShareDiluted -0.96NANANA-0.57NANANANANANANANANANANA
us-gaap:EarningsPerShareBasicAndDiluted NA-1.09-0.9400000000000002-0.78-0.57-0.29-0.2799999999999999-0.14-0.13-0.32.0700000000000003-1.94-1.75-1.16-1.3100000000000005-2.76
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
us-gaap:AllocatedShareBasedCompensationExpense ▆███▅▃▃▃▂▂▁▂▂▂▂▂34.50755.06956.76255.19825.8156.3385.0725.4843.2153.182-11.1391.8311.181.277-5.7680.808
us-gaap:ComprehensiveIncomeNetOfTax ▂▁▂▃▅▇▇██▇▇▇▇██▇-98.446-111.451-94.91-79.2-56.952-21.135-25.208-13.025-10.589-25.635-24.674-24.297-21.501-14.142-15.451-28.584
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▂▁▂▄▅▇▇██▇▇▇▇██▇-98.446-109.151-94.21-73.2-52.052-25.235-22.108-13.325-10.289-20.935-24.824-23.347-21.501-14.142-15.451-28.584
us-gaap:CostsAndExpenses ██▇▆▅▄▃▃▃▂▂▁▁▁▁▁189.743186.528169.482148.821120.955102.42288.85978.32569.24360.31960.2645.89742.08535.33935.61939.81
us-gaap:GeneralAndAdministrativeExpense ▆███▄▂▂▂▂▂▂▁▁▁▁▂48.37667.93569.50566.29437.18619.78518.85916.4413.43912.66112.5478.1298.9976.5198.79516.095
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments ▂▁▂▄▅▇▇██▇▇▇▇██▇-97.492-107.248-92.782-71.602-49.705-31.815-22.599-13.292-12.507-21.325-25.237-23.508-21.636-13.844-15.053-28.59
us-gaap:IncomeTaxExpenseBenefit ▇▇█▇▇▇▄▆▁▇▇▇▇▇▇▇0.0830.110.2630.0680.0340.014-0.489-0.202-1.2070.0260.0350.00.0030.00.0070.0
us-gaap:InterestExpense ▂▂█▁▁▁▁▁▁▁▁▁▁▁▁▁0.6440.6464.7360.0080.010.0120.3210.280.2870.2930.2990.3040.3170.3310.3040.303
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic ▂▁▂▃▅▇▇██▇▇▇▇██▆-97.575-109.658-93.745-77.67-54.639-27.729-25.21-12.79-11.6-26.051-25.122-24.458-21.639-13.844-15.06-33.306
us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted -97.575NANANA-54.639NANANANANANANANANANANA
us-gaap:OperatingIncomeLoss ▂▁▂▄▅▇▇██▇▇▇▇██▇-97.642-107.863-91.166-74.252-54.62-34.912-25.962-17.477-15.268-23.664-27.387-24.205-22.703-18.647-15.617-28.678
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▂▁▂▂▁█▃▃▄▃▃▃▃▃▃▃-0.871-1.793-1.165-1.53-2.3136.5940.002-0.2351.0110.4160.4480.1610.138-0.298-0.3910.006
 us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedOtherComprehensiveIncome▂▁▂▂▁█▃▃▄▃-0.871-1.793-1.165-1.53-2.3136.5940.002-0.2351.0110.416NA0.1610.138-0.298NANA
us-gaap:OtherNonoperatingIncomeExpense ▁▁▃▂▅▁▁▂▁▂▂▂▂█▁▁-0.243-0.291.220.3452.285-0.209-0.1870.179-0.0510.1470.1150.0430.3954.149-0.144-0.266
us-gaap:ProfitLoss ▂▁▂▄▅▇▇██▇▇▇▇██▇-97.575-107.358-93.045-71.67-49.739-31.829-22.11-13.09-11.3-21.351-25.272-23.508-21.639-13.844-15.06-28.59
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings█▁-97.575-107.358NA-71.67-49.739-31.829NA-13.09-11.3-21.351NA-23.508-21.639-13.844NANA
us-gaap:ResearchAndDevelopmentExpense █▇▅▅▅▅▃▃▃▂▂▂▂▁▁▁63.72455.50840.28236.24536.31937.01625.87524.56919.53216.31616.65214.25311.5548.2558.127.246
us-gaap:Revenues █▇▇▆▆▆▅▅▅▃▃▂▂▁▂▁92.10178.66578.31674.56966.33567.5162.89760.84853.97536.65532.87321.69219.38216.69220.00211.132
us-gaap:SellingAndMarketingExpense █▆▅▄▄▄▄▃▃▃▃▂▂▂▁▁47.71634.33831.28825.09525.01525.11522.28718.80219.43917.80717.11413.46411.57511.3129.5567.808
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
us-gaap:Assets ███▄▄▃▃▃▃▂▂▁2291.8852346.7412271.7811262.1091277.536948.167962.535948.334939.989579.171587.403344.599NANA342.938NA
us-gaap:Liabilities ██▅▁▁▁▁▁▁▁▁▁1444.421440.295916.186113.505112.547117.554114.54286.43877.71564.53762.45147.462NANA34.332NA
us-gaap:LiabilitiesAndStockholdersEquity ███▄▄▃▃▃▃▂▂▁2291.8852346.7412271.7811262.1091277.536948.167962.535948.334939.989579.171587.403344.599NANA342.938NA
us-gaap:StockholdersEquity ▅▅█▇▇▅▅▅▅▂▃▁▁▁▁788.065847.0461298.4951092.2041114.589785.113798.393815.396815.474468.134483.152255.187276.781296.848308.606NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
us-gaap:AssetsCurrent ▇█▇▄▄▂▂▂▂▂▂▁1891.0592033.0441888.3611087.2881010.303607.392597.358583.062604.248512.255468.991297.081NANA242.935NA
us-gaap:CashAndCashEquivalentsAtCarryingValue █▇▇▁▁▁▁▁▂▁▁▁938.59869.372832.977142.945164.671152.239143.228147.188174.653153.79140.544113.957NANA72.28NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents █▇▇▂▂▂▂▂▂▂▂▁▁▁▁▂938.905869.516832.977142.945164.671152.239143.228147.188174.653153.789140.544114.379111.19275.77472.596186.366
us-gaap:MarketableSecuritiesCurrent ▆█▇▆▆▃▃▃▃▂▂▁853.0721071.078961.903870.459773.16367.853379.574375.768370.974313.069278.417157.385NANA149.04NA
us-gaap:AccountsReceivableNetCurrent █▇█▅▆▇▇▅▆▄▅▁53.66748.03953.29936.25541.01748.01547.98639.68940.36328.98935.6914.64NANA12.787NA
us-gaap:InventoryNet ▇█▆█▅▇▄▃▃▂▂▁26.49428.87622.71627.73120.35425.14815.18114.7614.17610.2569.1367.075NANA7.287NA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent █▆▇▄▄▆▄▂▁▂▂▁19.23615.67917.4669.89811.10114.13711.3895.6574.0826.1515.2044.024NANA1.541NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
us-gaap:PropertyPlantAndEquipmentGross █▆▅▅▄▃▃▂▂▁▁▁134.008110.58497.12793.23784.94171.41465.59161.58953.17646.88447.63745.087NANA26.733NA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment █▇▆▅▄▃▃▂▂▁▁▁44.27138.81934.34531.35527.94624.72921.92320.8318.36516.30316.63414.769NANA10.697NA
us-gaap:AmortizationOfIntangibleAssets █████▄▁▅▅▅0.50.50.50.50.50.229-0.0350.2490.2430.243NA0.2660.2390.189NANA
us-gaap:PropertyPlantAndEquipmentNet █▆▅▅▄▃▃▂▂▁▁▁89.73771.76562.78261.88256.99546.68543.66840.75934.81130.58131.00330.318NANA16.036NA
us-gaap:Goodwill ███████▁3.293.293.293.293.293.293.292.928NANA0.0NANANANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▆▆▇▇██▁▁▁15.18915.67416.15516.64517.14817.6818.5248.7558.987NA0.0NANANANANA
us-gaap:FiniteLivedIntangibleAssetsNet ▆▆▇▇██▁▁▁▂▂13.58914.07414.55515.04515.54816.0816.897.17.37.67.8NANANANANA
us-gaap:IntangibleAssetsNetIncludingGoodwill ▆▆▇▇██▁18.47918.96419.44519.93520.43820.97111.814NANANANANANANANANA
us-gaap:OperatingLeaseRightOfUseAsset ██▁▁▁▁▁200.958205.67137.34336.10338.50330.13229.14NANANANANANANANANA
us-gaap:OtherAssetsNoncurrent █▄▄▂▂▂▂▁▁▁▁▁36.28417.29717.2085.4535.1244.7214.8823.0733.1592.8622.0461.936NANA1.974NA
us-gaap:EquitySecuritiesFvNi 13.3NANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
us-gaap:AccountsPayableCurrent ▇▇▁▆▅█▅▃▄▁▂▃21.39922.3187.3418.28115.98224.37816.19712.05415.77.16310.64213.081NANA4.998NA
us-gaap:AccruedIncomeTaxesCurrent ▇█▇▆▅▅▄▂▂▁▂▁4.55.1234.6343.7513.2683.3623.051.8841.7131.411.471.142NANA0.905NA
us-gaap:AccruedLiabilitiesCurrent █▇▅▅▆▅▆▄▂▂▁▁31.99827.64322.63922.31224.05523.07325.70317.23911.0929.1377.0817.482NANA6.406NA
us-gaap:ContractWithCustomerLiabilityCurrent ▃▃▃▁█8.488.368.557.33711.485NA12.277NANANANANANANANANA
us-gaap:LiabilitiesCurrent ██▅▅▅▆▅▅▄▃▃▁96.61295.50166.80971.96770.04882.32272.73467.81757.04948.19246.94432.05NANA19.627NA
us-gaap:OperatingLeaseLiabilityCurrent ▅▃▁▅█▄▃7.5477.086.6327.4388.247.3077.14NANANA0.0NANANANANA
us-gaap:OtherAccruedLiabilitiesCurrent █▆▃▄▄▅▆▄▄▃▂▁6.1194.6542.5353.3623.1393.7164.9862.9813.2452.3491.9561.088NANA0.463NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType gh:ConvertibleSeniorNotesDue2027,us-gaap:ConvertibleDebt██▁1133.5391132.899806.292NANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent █▅▅▆▅▅▆▄▄▁▁▁2.4861.6511.521.8561.3821.4591.6721.221.3030.150.2060.206NANA0.0NA
us-gaap:OperatingLeaseLiabilityNoncurrent ██▁▁▁▁▁211.783210.24441.56539.68241.11733.77333.256NANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo ██▁▁28.97628.97610.7889.886NANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree ██▁▁31.52931.52911.41510.547NANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour ██▁▁32.08432.08410.84910.792NANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA10.783NANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA7.643NANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
us-gaap:StockholdersEquity ▅▅█▇▇▅▅▅▅▂▃▁▁▁▁788.065847.0461298.4951092.2041114.589785.113798.393815.396815.474468.134483.152255.187276.781296.848308.606NA
us-gaap:AdditionalPaidInCapital ▇▇█▇▇▅▅▅▅▄▄▁1597.4191557.9541902.3891601.1881544.3731157.9451150.091141.8851128.938771.009764.03311.421NANA4.9NA
us-gaap:RetainedEarningsAccumulatedDeficit ▁▂▄▅▆▆▇▇▇▇██-809.388-711.813-606.592-512.847-435.177-380.538-352.809-327.599-314.809-303.209-280.799-255.677NANA-195.736NA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▁▂▄▅▆█▂▂▃▂▁▁0.0330.9042.6973.8625.3927.7051.1111.1091.3440.333-0.083-0.531NANA-0.532NA
us-gaap:StockIssuedDuringPeriodValueNewIssues NANANA0.0354.6NA0.00.0349.709NANANANANANANA
 us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapitalNANANA0.0354.6NA0.04.265349.709NANANANANANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue ▅███▄▁▁▁▁▁34.50755.06956.76255.19825.8156.3385.0725.4843.2153.183NA1.8311.181.277NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁▆▁▇▅▆▅█▆▇▅▅▆▇▆-62.593-16.291-59.223-8.057-23.365-13.282-30.3421.347-13.836-4.303-26.538-22.047-17.041-6.559-17.989NA
us-gaap:NetCashProvidedByUsedInInvestingActivities ██▁▆▁▆▆▅▁▆▃▆▆▆▅127.066123.87-297.685-14.656-325.54920.80423.358-35.73-320.52715.329-197.68824.46511.7258.47-95.825NA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▁█▁▄▁▁▁▄▁▃▁▂▁▁4.909-69.9531046.7240.797361.321.4663.0776.871355.0682.288250.3640.79640.7341.2670.044NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▂▂█▁▁▁▁▁▁▁▂▁▂▁69.38936.539690.032-21.72612.4329.011-3.96-27.46520.86413.24526.1653.18735.4183.178NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
us-gaap:DepreciationDepletionAndAmortization █▇▆▆▅▄▄▄▃▃▂▂▁▁▁5.6275.014.6034.3533.8053.3043.4482.9522.6572.3542.1692.0031.5691.3951.392NA
us-gaap:IncreaseDecreaseInAccountsPayable ▃█▂▅▁▇▆▄▆▄▅▅▄▅▄-4.87411.986-8.7053.322-11.9679.4913.915-2.9876.023-2.611.6982.525-1.1661.989-2.039NA
us-gaap:IncreaseDecreaseInAccountsReceivable ▅▂▇▂▂▄▅▃▆▁█▄▃▃▅5.628-5.2617.044-4.687-7.0730.1798.297-0.67411.374-11.60821.054.077-1.601-0.6235.443NA
us-gaap:IncreaseDecreaseInInventories ▂▆▁▇▁█▄▄▅▄▄▄▃▃▄-2.3826.16-5.0157.377-4.7949.9670.4210.5843.921.122.0610.347-0.238-0.3211.898NA
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁▆▁▇▅▆▅█▆▇▅▅▆▇▆-62.593-16.291-59.223-8.057-23.365-13.282-30.3421.347-13.836-4.303-26.538-22.047-17.041-6.559-17.989NA
us-gaap:ProfitLoss ▂▁▂▄▅▇▇██▇▇▇▇██▇-97.575-107.358-93.045-71.67-49.739-31.829-22.11-13.09-11.3-21.351-25.272-23.508-21.639-13.844-15.06-28.59
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings█▁-97.575-107.358NA-71.67-49.739-31.829NA-13.09-11.3-21.351NA-23.508-21.639-13.844NANA
us-gaap:ShareBasedCompensation ▅███▄▂▁▂▁▁▁▁▁▁▁34.50755.06956.76255.19825.8156.3385.0725.4853.2153.1822.5631.8311.181.2771.572NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
us-gaap:NetCashProvidedByUsedInInvestingActivities ██▁▆▁▆▆▅▁▆▃▆▆▆▅127.066123.87-297.685-14.656-325.54920.80423.358-35.73-320.52715.329-197.68824.46511.7258.47-95.825NA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment █▄▃▄▄▄▃▂▁▁▁▂▃▂▁18.6759.5867.2829.7869.5079.5987.0895.8763.0472.7052.9315.9127.3394.0212.962NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▁█▁▄▁▁▁▄▁▃▁▂▁▁4.909-69.9531046.7240.797361.321.4663.0776.871355.0682.288250.3640.79640.7341.2670.044NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType gh:ConvertibleSeniorNotesDue2027,us-gaap:ConvertibleDebtNANANANANANANANANANANANANANANANA

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementClassOfStock

us-gaap:CommonStockSharesIssued

gh:GuardantHealthAMEAInc, us-gaap:CommonClassB


Common
Period End2021-06-302021-03-312020-06-30
Value0.0911090.086110.0
Percentage of CommonStockSharesIssued100.0100.00.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementClassOfStock

us-gaap:CommonStockSharesOutstanding

gh:GuardantHealthAMEAInc, us-gaap:CommonClassB


Common
Period End2021-06-302021-03-312020-06-30
Value0.0911090.086110.0
Percentage of CommonStockSharesOutstanding100.0100.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302020-06-30
Value10196
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
Value10196
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0

Weighted Average Number Of Share Outstanding Basic And Diluted

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted


Weighted
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value10099969493898512121112
Percentage of WeightedAverageNumberOfShareOutstandingBasicAndDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value14157.7585.9974.9055.7616.557.68166656661
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

gh:PerformanceBasedRestrictedStockUnits


Antidilutive
Period End2021-06-302021-03-31
Value0.4090.407
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount2.82.6

us-gaap:EmployeeStock


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value0.0430.0470.0380.0370.0430.0420.0830.0590.00.00.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount0.30.30.50.60.90.71.30.80.00.00.0

us-gaap:EmployeeStockOption


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value2.722.9123.6624.0564.3455.3536.3137.5037.6757.2477.4576.489
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount18.418.947.267.688.692.996.497.711.611.011.310.5

us-gaap:PerformanceShares


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302019-06-30
Value2.2612.6463.3911.3420.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount15.317.243.722.40.0

us-gaap:RestrictedStockUnitsRSU


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value1.1471.120.650.5420.4950.3380.1220.0780.00.00.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount7.77.38.49.010.15.91.91.00.00.00.0

us-gaap:TreasuryStockCommon


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value0.0080.0110.0170.020.0220.0280.0320.0410.0540.0580.0190.026
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount0.10.10.20.30.40.50.50.50.10.10.00.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302020-06-30
Value-0.96-0.57
Percentage of EarningsPerShareBasic100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302020-06-30
Value-0.96-0.57
Percentage of EarningsPerShareDiluted100.0100.0

Earnings Per Share Basic And Diluted

us-gaap:EarningsPerShareBasicAndDiluted

us-gaap:EarningsPerShareBasicAndDiluted


Earnings
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-1.09-0.94-0.78-0.57-0.29-0.28-0.14-0.13-0.32.07-1.94-1.75-1.16-1.31-2.76
Percentage of EarningsPerShareBasicAndDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value34555655256.3385.0725.4843.2153.182-11.1391.8311.181.277-5.7680.808
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues37.570.072.574.038.99.48.19.06.08.7-33.98.46.17.7-28.87.3

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:AwardType

us-gaap:EmployeeStock


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-30
Value0.80.80.70.71.10.50.5190.7750.40.5660.44
Percentage of AllocatedShareBasedCompensationExpense2.31.51.21.34.37.910.214.112.417.837.3
Percentage of Revenues0.91.00.90.91.70.70.81.30.71.52.3
Percentage of Revenues us-gaap:EmployeeStock0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PerformanceShares


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value2243464618
Percentage of AllocatedShareBasedCompensationExpense64.679.782.484.870.9
Percentage of Revenues24.255.859.862.827.6
Percentage of Revenues us-gaap:PerformanceShares0.00.00.00.00.0

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation

gh:PrecisionOncologyTesting


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.8730.7670.7010.4280.4070.3030.3010.2660.1260.17-0.7660.1120.0790.063-0.266-0.025
Percentage of AllocatedShareBasedCompensationExpense2.51.41.20.81.64.85.94.93.95.36.96.16.74.94.6-3.1
Percentage of Revenues0.91.00.90.60.60.40.50.40.20.5-2.30.50.40.4-1.3-0.2
Percentage of Revenues gh:PrecisionOncologyTesting0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:GeneralAndAdministrativeExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value25475050201.8731.7821.6941.0150.976-4.8660.6740.6280.636-4.5941.342
Percentage of AllocatedShareBasedCompensationExpense74.385.688.890.779.929.635.130.931.630.743.736.853.249.879.6166.1
Percentage of Revenues27.859.964.467.231.12.82.82.81.92.7-14.83.13.23.8-23.012.1
Percentage of Revenues us-gaap:GeneralAndAdministrativeExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ResearchAndDevelopmentExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value4.5644.32.6692.3692.6222.3641.2032.0661.4281.21-2.7190.6170.2140.204-0.8140.017
Percentage of AllocatedShareBasedCompensationExpense13.27.84.74.310.237.323.737.744.438.024.433.718.116.014.12.1
Percentage of Revenues5.05.53.43.24.03.51.93.42.63.3-8.32.81.11.2-4.10.2
Percentage of Revenues us-gaap:ResearchAndDevelopmentExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:SellingAndMarketingExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value3.4382.882.9942.322.1671.7981.7861.4580.6460.826-2.7880.4280.2590.374-0.094-0.526
Percentage of AllocatedShareBasedCompensationExpense10.05.25.34.28.428.435.226.620.126.025.023.421.929.31.6-65.1
Percentage of Revenues3.73.73.83.13.32.72.82.41.22.3-8.52.01.32.2-0.5-4.7
Percentage of Revenues us-gaap:SellingAndMarketingExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-98446000.0-111450000.0-94910000.0-79200000.0-56952000.0-21135000.0-25208000.0-13025000.0-10589000.0-25635000.0-24674000.0-24297000.0-21501000.0-14142000.0-15451000.0-28584000.0
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-106.9-141.7-121.2-106.2-85.9-31.3-40.1-21.4-19.6-69.9-75.1-112.0-110.9-84.7-77.2-256.8

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-98446000.0-109150000.0-94210000.0-73200000.0-52052000.0-25235000.0-22108000.0-13325000.0-10289000.0-20935000.0-24824000.0-23347000.0-21501000.0-14142000.0-15451000.0-28584000.0
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-106.9-138.8-120.3-98.2-78.5-37.4-35.1-21.9-19.1-57.1-75.5-107.6-110.9-84.7-77.2-256.8

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value18918616914812010288786960604542353539
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues206.0237.1216.4199.6182.3151.7141.3128.7128.3164.6183.3211.6217.1211.7178.1357.6

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense


General
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value48676966371918161312128.1298.9976.5198.79516
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues52.586.488.788.956.129.330.027.024.934.538.237.546.439.144.0144.6

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-97492000.0-107250000.0-92782000.0-71602000.0-49705000.0-31815000.0-22599000.0-13292000.0-12507000.0-21325000.0-25237000.0-23508000.0-21636000.0-13844000.0-15053000.0-28590000.0
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-105.9-136.3-118.5-96.0-74.9-47.1-35.9-21.8-23.2-58.2-76.8-108.4-111.6-82.9-75.3-256.8

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value83000.0110000.0263000.068000.034000.014000.0-489000.0-202000.0-1207000.026000.035000.003000.007000.00
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.00.0
Percentage of Revenues0.10.10.30.10.10.0-0.8-0.3-2.20.10.10.00.00.00.00.0

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value644000.0646000.04736000.08000.010000.012000.0321000.0280000.0287000.0293000.0299000.0304000.0317000.0331000.0304000.0303000.0
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.70.86.00.00.00.00.50.50.50.80.91.41.62.01.52.7

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-97575000.0-109660000.0-93745000.0-77670000.0-54639000.0-27729000.0-25210000.0-12790000.0-11600000.0-26051000.0-25122000.0-24458000.0-21639000.0-13844000.0-15060000.0-33306000.0
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-105.9-139.4-119.7-104.2-82.4-41.1-40.1-21.0-21.5-71.1-76.4-112.8-111.6-82.9-75.3-299.2

Net Income Loss Available To Common Stockholders Diluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted


Net
Period End2021-06-302020-06-30
Value-97575000.0-54639000.0
Percentage of NetIncomeLossAvailableToCommonStockholdersDiluted100.0100.0
Percentage of Revenues-105.9-82.4

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-97642000.0-107860000.0-91166000.0-74252000.0-54620000.0-34912000.0-25962000.0-17477000.0-15268000.0-23664000.0-27387000.0-24205000.0-22703000.0-18647000.0-15617000.0-28678000.0
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-106.0-137.1-116.4-99.6-82.3-51.7-41.3-28.7-28.3-64.6-83.3-111.6-117.1-111.7-78.1-257.6

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-871000.0-1793000.0-1165000.0-1530000.0-2313000.06594000.02000.0-235000.01011000.0416000.0448000.0161000.0138000.0-298000.0-391000.06000.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.9-2.3-1.5-2.1-3.59.80.0-0.41.91.11.40.70.7-1.8-2.00.1

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-871000.0-1793000.0-1165000.0-1530000.0-2313000.06594000.02000.0-235000.01011000.0416000.0161000.0138000.0-298000.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.9-2.3-1.5-2.1-3.59.80.0-0.41.91.10.70.7-1.8
Percentage of Revenues us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-243000.0-290000.01220000.0345000.02285000.0-209000.0-187000.0179000.0-51000.0147000.0115000.043000.0395000.04149000.0-144000.0-266000.0
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.3-0.41.60.53.4-0.3-0.30.3-0.10.40.30.22.024.9-0.7-2.4

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-97575000.0-107360000.0-93045000.0-71670000.0-49739000.0-31829000.0-22110000.0-13090000.0-11300000.0-21351000.0-25272000.0-23508000.0-21639000.0-13844000.0-15060000.0-28590000.0
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-105.9-136.5-118.8-96.1-75.0-47.1-35.2-21.5-20.9-58.2-76.9-108.4-111.6-82.9-75.3-256.8

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-97575000.0-107360000.0-71670000.0-49739000.0-31829000.0-13090000.0-11300000.0-21351000.0-23508000.0-21639000.0-13844000.0
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-105.9-136.5-96.1-75.0-47.1-21.5-20.9-58.2-108.4-111.6-82.9
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.0

Research And Development Expense

us-gaap:ResearchAndDevelopmentExpense

us-gaap:ResearchAndDevelopmentExpense


Research
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value635540363637252419161614118.2558.127.246
Percentage of ResearchAndDevelopmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues69.270.651.448.654.854.841.140.436.244.550.765.759.649.540.665.1

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value92787874666762605336322119162011
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:StatementGeographical

country:US


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value8772736561645954483151171612-3.6749.607
Percentage of Revenues95.491.993.288.092.695.794.489.990.885.2157.282.785.477.3-18.486.3
Percentage of Revenues95.491.993.288.092.695.794.489.990.885.2157.282.785.477.3-18.486.3
Percentage of Revenues country:US100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NonUs


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value4.2336.3655.3078.9564.9132.8973.5026.1734.9785.419.1073.762.8263.79-4.251.525
Percentage of Revenues4.68.16.812.07.44.35.610.19.214.827.717.314.622.7-21.213.7
Percentage of Revenues4.68.16.812.07.44.35.610.19.214.827.717.314.622.7-21.213.7
Percentage of Revenues us-gaap:NonUs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Selling And Marketing Expense

us-gaap:SellingAndMarketingExpense

us-gaap:SellingAndMarketingExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value47343125252522181917171311119.5567.808
Percentage of SellingAndMarketingExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues51.843.740.033.737.737.235.430.936.048.652.162.159.767.847.870.1

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value22912346227112621277948962948939579587344342
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value27333537384245
Percentage of Assets1.21.41.53.03.04.44.7
Percentage of Assets1.21.41.53.03.04.44.7
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value14441440916113112117114867764624734
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets63.061.440.39.08.812.411.99.18.311.110.613.810.0

us-gaap:Liabilities us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary


Liabilitiesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value3.84.74.94.64.04.65.7
Percentage of Liabilities0.30.30.54.13.63.95.0
Percentage of Assets0.20.20.20.40.30.50.6
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary13.814.214.012.210.411.012.6

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value22912346227112621277948962948939579587344342
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value7888471298109211147857988158154684832552762963087983
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets34.436.157.286.587.282.882.986.086.880.882.374.10.00.090.00.00.0

us-gaap:StockholdersEquity us-gaap:CumulativeEffectPeriodOfAdoption

srt:CumulativeEffectPeriodOfAdoptionAdjustment


Stockholders
Period End2020-12-31
Value-325.966
Percentage of StockholdersEquity-25.1
Percentage of Assets-14.3
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment0.0

us-gaap:StockholdersEquity us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:StatementEquityComponents

srt:CumulativeEffectPeriodOfAdoptionAdjustment, us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-12-31
Value-330.403
Percentage of StockholdersEquity-25.4
Percentage of Assets-14.5
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment us-gaap:AdditionalPaidInCapital0.0

srt:CumulativeEffectPeriodOfAdoptionAdjustment, us-gaap:RetainedEarnings


Stockholders
Period End2020-12-31
Value4.437
Percentage of StockholdersEquity0.3
Percentage of Assets0.2
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment us-gaap:RetainedEarnings0.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value0.0330.9042.6973.8625.3927.7051.1111.1091.3440.333-0.083-0.531-0.692-0.83-0.532-0.086-0.01
Percentage of StockholdersEquity0.00.10.20.40.51.00.10.10.20.1-0.0-0.2-0.3-0.3-0.2-0.1-0.0
Percentage of Assets0.00.00.10.30.40.80.10.10.10.1-0.0-0.20.00.0-0.20.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value159715571902160115441157115011411128771764118.7187.2844.97.414.99
Percentage of StockholdersEquity202.7183.9146.5146.6138.6147.5144.1140.0138.4164.7158.14.53.12.51.69.36.0
Percentage of Assets69.766.483.7126.9120.9122.1119.5120.4120.1133.1130.13.30.00.01.40.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value0.0010.0010.0010.0010.0010.0010.0010.0010.0010.0010.0010.00.00.00.00.00.0
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value-809.388-711.813-606.592-512.847-435.177-380.538-352.809-327.599-314.809-303.209-280.799-255.677-231.219-209.58-195.736-107.625-61.486
Percentage of StockholdersEquity-102.7-84.0-46.7-47.0-39.0-48.5-44.2-40.2-38.6-64.8-58.1-100.2-83.5-70.6-63.4-135.0-73.7
Percentage of Assets-35.3-30.3-26.7-40.6-34.1-40.1-36.7-34.5-33.5-52.4-47.8-74.20.00.0-57.10.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value18912033188810871010607597583604512468297242
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets82.586.683.186.179.164.162.161.564.388.479.886.270.8

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value93886983214216415214314717415314011372
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets41.037.036.711.312.916.114.915.518.626.623.933.121.1

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:FinancialInstrument

us-gaap:MoneyMarketFunds


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value838759620182035108.0662410250.3633
Percentage of CashAndCashEquivalentsAtCarryingValue89.387.474.512.712.323.47.55.513.86.618.40.346.3
Percentage of Assets36.632.427.31.41.63.81.10.92.61.74.40.19.8
Percentage of Assets us-gaap:MoneyMarketFunds0.00.00.00.00.00.00.00.00.00.00.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-12-31
Value9388698321421641521431471741531401141117572186334.259
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets41.037.136.711.312.916.114.915.518.626.623.933.20.00.021.20.00.00.0

Marketable Securities Current

us-gaap:MarketableSecuritiesCurrent

us-gaap:MarketableSecuritiesCurrent


Marketable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value8531071961870773367379375370313278157149
Percentage of MarketableSecuritiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets37.245.642.369.060.538.839.439.639.554.147.445.743.5

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value53485336414847394028351412
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.32.02.32.93.25.15.04.24.35.06.14.23.7

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value262822272025151414109.1367.0757.287
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.21.21.02.21.62.71.61.61.51.81.62.12.1

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value1915179.8981114115.6574.0826.1515.2044.0241.541
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.80.70.80.80.91.51.20.60.41.10.91.20.4

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value1341109793847165615346474526
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.84.74.37.46.67.56.86.55.78.18.113.17.8

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

us-gaap:ComputerEquipment


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value151410109.1057.1086.2966.2795.5285.2934.9494.2371.939
Percentage of PropertyPlantAndEquipmentGross11.913.211.210.910.710.09.610.210.411.310.49.47.3
Percentage of Assets0.70.60.50.80.70.70.70.70.60.90.81.20.6
Percentage of Assets us-gaap:ComputerEquipment0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConstructionInProgress


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value26127.8337.4657.1515.9396.3547.3124.3581.4053.1185.4130.349
Percentage of PropertyPlantAndEquipmentGross20.111.58.18.08.48.39.711.98.23.06.512.01.3
Percentage of Assets1.20.50.30.60.60.60.70.80.50.20.51.60.1
Percentage of Assets us-gaap:ConstructionInProgress0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FurnitureAndFixtures


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value3.5913.0923.0433.1822.7252.6011.9621.7011.5491.541.5221.4231.347
Percentage of PropertyPlantAndEquipmentGross2.72.83.13.43.23.63.02.82.93.33.23.25.0
Percentage of Assets0.20.10.10.30.20.30.20.20.20.30.30.40.4
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LeaseholdImprovements


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value3535343329222117141413136.766
Percentage of PropertyPlantAndEquipmentGross26.531.835.035.934.631.132.129.127.730.229.330.825.3
Percentage of Assets1.61.51.52.72.32.32.21.91.62.42.44.02.0
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:MachineryAndEquipment


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value50434037353229272623231915
Percentage of PropertyPlantAndEquipmentGross38.039.741.440.741.945.744.444.849.450.649.243.258.6
Percentage of Assets2.21.91.83.02.83.43.02.92.84.14.05.74.6
Percentage of Assets us-gaap:MachineryAndEquipment0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:SoftwareAndSoftwareDevelopmentCosts


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value1.0941.1341.1361.0271.0270.930.8290.7970.7410.7410.6430.6560.656
Percentage of PropertyPlantAndEquipmentGross0.81.01.21.11.21.31.31.31.41.61.31.52.5
Percentage of Assets0.00.00.10.10.10.10.10.10.10.10.10.20.2
Percentage of Assets us-gaap:SoftwareAndSoftwareDevelopmentCosts0.00.00.00.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value44383431272421201816161410
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.91.71.52.52.22.62.32.22.02.82.84.33.1

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value500000.0500000.0500000.0500000.0500000.0229000.0-35000.0249000.0243000.0243000.0266000.0239000.0189000.0
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value89716261564643403430313016
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.93.12.84.94.54.94.54.33.75.35.38.84.7

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value3290000.03290000.03290000.03290000.03290000.03290000.03290000.02928000.00
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.10.10.10.30.30.30.30.30.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value1515161617178.5248.7558.9870.0
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.70.70.71.31.31.90.90.91.00.0

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1314141515166.897.17.37.67.8
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.60.60.61.21.21.70.70.70.81.31.3

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:LicensingAgreements


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302017-12-312017-01-31
Value9.97110101011116.97.88.08.76.3
Percentage of FiniteLivedIntangibleAssetsNet73.472.872.371.871.270.8100.1100.00.00.00.0
Percentage of Assets0.40.40.50.90.91.20.71.32.32.50.0
Percentage of Assets us-gaap:LicensingAgreements0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncompeteAgreements


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value3.6183.8284.0364.2474.4714.6942.197
Percentage of FiniteLivedIntangibleAssetsNet26.627.227.728.228.829.231.9
Percentage of Assets0.20.20.20.30.30.50.2
Percentage of Assets us-gaap:NoncompeteAgreements0.00.00.00.00.00.00.0

Intangible Assets Net Including Goodwill

us-gaap:IntangibleAssetsNetIncludingGoodwill

us-gaap:IntangibleAssetsNetIncludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value18181919202011
Percentage of IntangibleAssetsNetIncludingGoodwill100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.80.80.91.61.62.21.2

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-01-01
Value200205373638302914
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.88.81.62.93.03.23.00.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value3617175.4535.1244.7214.8823.0733.1592.8622.0461.9361.974
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.60.70.80.40.40.50.50.30.30.50.30.60.6

Equity Securities Fv Ni

us-gaap:EquitySecuritiesFvNi

us-gaap:EquitySecuritiesFvNi


Equity
Period End2021-06-30
Value13
Percentage of EquitySecuritiesFvNi100.0
Percentage of Assets0.6

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value21227.341815241612157.16310134.998
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.91.00.31.41.32.61.71.31.71.21.83.81.5

Accrued Income Taxes Current

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:AccruedIncomeTaxesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value4500000.05123000.04634000.03751000.03268000.03362000.03050000.01884000.01713000.01410000.01470000.01142000.0905000.0
Percentage of AccruedIncomeTaxesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.20.30.30.40.30.20.20.20.30.30.3

Accrued Liabilities Current

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value3127222224232517119.1377.0817.4826.406
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.41.21.01.81.92.42.71.81.21.61.22.21.9

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value8.488.368.557.3371112
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.40.40.60.91.3

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value96956671708272675748463219
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.24.12.95.75.58.77.67.26.18.38.09.35.7

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value7547000.07080000.06632000.07438000.08240000.07307000.07140000.00
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.30.30.30.60.60.80.70.0

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherAccruedLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value6119000.04654000.02535000.03362000.03139000.03716000.04986000.02981000.03245000.02349000.01956000.01088000.0463000.0
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.20.10.30.20.40.50.30.30.40.30.30.1

Long Term Debt

us-gaap:LongTermDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:LongTermDebt

gh:ConvertibleSeniorNotesDue2027, us-gaap:ConvertibleDebt


Long
Period End2021-06-302021-03-312020-12-31
Value11331132806
Percentage of LongTermDebt100.0100.0100.0
Percentage of Assets49.548.335.5
Percentage of Assets gh:ConvertibleSeniorNotesDue2027 us-gaap:ConvertibleDebt0.00.00.0

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value2486000.01651000.01520000.01856000.01382000.01459000.01672000.01220000.01303000.0150000.0206000.0206000.00
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.10.10.10.10.10.20.20.10.10.00.00.10.0

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value2112104139413333
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.29.01.83.13.23.63.5

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
Value2828109.886
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0
Percentage of Assets1.31.20.50.8

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
Value31311110
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0
Percentage of Assets1.41.30.50.8

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
Value32321010
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0100.0
Percentage of Assets1.41.40.50.9

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value10
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.5

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value7643000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets0.3

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-01-01
Value21921748474022
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0
Percentage of Assets9.69.32.13.74.20.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value2962996060
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0100.0
Percentage of Assets13.012.82.74.8

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value54571213
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0
Percentage of Assets2.42.40.51.1

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value7888471298109211147857988158154684832552762963087983
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets34.436.157.286.587.282.882.986.086.880.882.374.10.00.090.00.00.0

us-gaap:StockholdersEquity us-gaap:CumulativeEffectPeriodOfAdoption

srt:CumulativeEffectPeriodOfAdoptionAdjustment


Stockholders
Period End2020-12-31
Value-325.966
Percentage of StockholdersEquity-25.1
Percentage of Assets-14.3
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment0.0

us-gaap:StockholdersEquity us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:StatementEquityComponents

srt:CumulativeEffectPeriodOfAdoptionAdjustment, us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-12-31
Value-330.403
Percentage of StockholdersEquity-25.4
Percentage of Assets-14.5
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment us-gaap:AdditionalPaidInCapital0.0

srt:CumulativeEffectPeriodOfAdoptionAdjustment, us-gaap:RetainedEarnings


Stockholders
Period End2020-12-31
Value4.437
Percentage of StockholdersEquity0.3
Percentage of Assets0.2
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment us-gaap:RetainedEarnings0.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value0.0330.9042.6973.8625.3927.7051.1111.1091.3440.333-0.083-0.531-0.692-0.83-0.532-0.086-0.01
Percentage of StockholdersEquity0.00.10.20.40.51.00.10.10.20.1-0.0-0.2-0.3-0.3-0.2-0.1-0.0
Percentage of Assets0.00.00.10.30.40.80.10.10.10.1-0.0-0.20.00.0-0.20.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value159715571902160115441157115011411128771764118.7187.2844.97.414.99
Percentage of StockholdersEquity202.7183.9146.5146.6138.6147.5144.1140.0138.4164.7158.14.53.12.51.69.36.0
Percentage of Assets69.766.483.7126.9120.9122.1119.5120.4120.1133.1130.13.30.00.01.40.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value0.0010.0010.0010.0010.0010.0010.0010.0010.0010.0010.0010.00.00.00.00.00.0
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value-809.388-711.813-606.592-512.847-435.177-380.538-352.809-327.599-314.809-303.209-280.799-255.677-231.219-209.58-195.736-107.625-61.486
Percentage of StockholdersEquity-102.7-84.0-46.7-47.0-39.0-48.5-44.2-40.2-38.6-64.8-58.1-100.2-83.5-70.6-63.4-135.0-73.7
Percentage of Assets-35.3-30.3-26.7-40.6-34.1-40.1-36.7-34.5-33.5-52.4-47.8-74.20.00.0-57.10.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value159715571902160115441157115011411128771764114.9
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets69.766.483.7126.9120.9122.1119.5120.4120.1133.1130.13.31.4

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value-809390000.0-711810000.0-606590000.0-512850000.0-435180000.0-380540000.0-352810000.0-327600000.0-314810000.0-303210000.0-280800000.0-255680000.0-195740000.0
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-35.3-30.3-26.7-40.6-34.1-40.1-36.7-34.5-33.5-52.4-47.8-74.2-57.1

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value33000.0904000.02697000.03862000.05392000.07705000.01111000.01109000.01344000.0333000.0-83000.0-531000.0-532000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.10.30.40.80.10.10.10.1-0.0-0.2-0.2

Stock Issued During Period Value New Issues

us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:StockIssuedDuringPeriodValueNewIssues


Stock
Period End2020-09-302020-06-302019-12-312019-09-302019-05-312019-06-30
Value0.03540.00.0349349
Percentage of StockIssuedDuringPeriodValueNewIssues0.0100.00.00.0100.0100.0
Percentage of Assets0.00.00.00.00.00.0

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2020-09-302020-06-302019-12-312019-09-302019-05-312019-06-30
Value0.03540.04.265349349
Percentage of StockIssuedDuringPeriodValueNewIssues0.0100.00.00.0100.0100.0
Percentage of Assets0.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.0

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value34555655256.3385.0725.4843.2153.1831.8311.181.277
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value34555655256.3385.0725.4843.2153.1831.8311.181.277
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-62593000.0-16291000.0-59223000.0-8057000.0-23365000.0-13282000.0-30342000.01347000.0-13836000.0-4303000.0-26538000.0-22047000.0-17041000.0-6559000.0-17989000.0
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-68.0-20.7-75.6-10.8-35.2-19.7-48.22.2-25.6-11.7-80.7-101.6-87.9-39.3-89.9

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value127123-297.685-14.656-325.5492023-35.73-320.52715-197.68824118.47-95.825
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues138.0157.5-380.1-19.7-490.830.837.1-58.7-593.841.8-601.4112.860.550.7-479.1

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value4.909-69.95310460.7973611.4663.0776.8713552.2882500.796401.2670.044
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues5.3-88.91336.51.1544.72.24.911.3657.86.2761.63.7210.27.60.2

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value6936690-21.726129.011-3.96-27.4652013263.187353.178
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues75.346.4881.1-29.118.713.3-6.3-45.138.736.179.614.7182.719.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value5.6275.014.6034.3533.8053.3043.4482.9522.6572.3542.1692.0031.5691.3951.392
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Payable

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsPayable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-4.87411-8.7053.322-11.9679.4913.915-2.9876.023-2.611.6982.525-1.1661.989-2.039
Percentage of IncreaseDecreaseInAccountsPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value5.628-5.2617-4.687-7.0730.1798.297-0.67411-11.608214.077-1.601-0.6235.443
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-2.3826.16-5.0157.377-4.7949.9670.4210.5843.921.122.0610.347-0.238-0.3211.898
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-62593000.0-16291000.0-59223000.0-8057000.0-23365000.0-13282000.0-30342000.01347000.0-13836000.0-4303000.0-26538000.0-22047000.0-17041000.0-6559000.0-17989000.0
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-68.0-20.7-75.6-10.8-35.2-19.7-48.22.2-25.6-11.7-80.7-101.6-87.9-39.3-89.9

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-97575000.0-107360000.0-93045000.0-71670000.0-49739000.0-31829000.0-22110000.0-13090000.0-11300000.0-21351000.0-25272000.0-23508000.0-21639000.0-13844000.0-15060000.0-28590000.0
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-105.9-136.5-118.8-96.1-75.0-47.1-35.2-21.5-20.9-58.2-76.9-108.4-111.6-82.9-75.3-256.8

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-97575000.0-107360000.0-71670000.0-49739000.0-31829000.0-13090000.0-11300000.0-21351000.0-23508000.0-21639000.0-13844000.0
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-105.9-136.5-96.1-75.0-47.1-21.5-20.9-58.2-108.4-111.6-82.9
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value34555655256.3385.0725.4853.2153.1822.5631.8311.181.2771.572
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value127123-297.685-14.656-325.5492023-35.73-320.52715-197.68824118.47-95.825
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues138.0157.5-380.1-19.7-490.830.837.1-58.7-593.841.8-601.4112.860.550.7-479.1

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value189.5867.2829.7869.5079.5987.0895.8763.0472.7052.9315.9127.3394.0212.962
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value4.909-69.95310460.7973611.4663.0776.8713552.2882500.796401.2670.044
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues5.3-88.91336.51.1544.72.24.911.3657.86.2761.63.7210.27.60.2

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentInterestRateStatedPercentage

gh:ConvertibleSeniorNotesDue2027, us-gaap:ConvertibleDebt


Debt
Period End2020-11-30
Value0
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations gh:ConvertibleSeniorNotesDue2027 us-gaap:ConvertibleDebt0.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312016-12-31
Value17.8615.2215.814.8913.1811.2910.910.235.544.694.584.383.632.77
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value296000.0177000.000
Percentage of DeferredTaxAssetsNet100.0100.00.00.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value116.53.4271.7120.8841.691
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value1241256643
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0

gh:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtHedges

gh:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtHedges


Adjustments
Period End2020-11-30
Value90
Percentage of AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtHedges100.0

gh:ChargeOfInProcessResearchAndDevelopment

gh:ChargeOfInProcessResearchAndDevelopment


Charge
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value0008500000.000
Percentage of ChargeOfInProcessResearchAndDevelopment0.00.00.0100.00.00.0

gh:ContractualReceivablesCreditLossExpenseReversalCurrent

gh:ContractualReceivablesCreditLossExpenseReversalCurrent


Contractual
Period End2020-09-30
Value1000000.0
Percentage of ContractualReceivablesCreditLossExpenseReversalCurrent100.0

gh:ContractualReceivablesCreditLossExpenseReversalNoncurrent

gh:ContractualReceivablesCreditLossExpenseReversalNoncurrent


Contractual
Period End2020-12-312020-09-30
Value07000000.0
Percentage of ContractualReceivablesCreditLossExpenseReversalNoncurrent0.0100.0

gh:CostofDevelopmentServices

gh:CostofDevelopmentServices


Costof
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value5.045.1576.3374.4884.6262.3151.8341.9362.1832.5121.3230.380.4531.2081.1931.058
Percentage of CostofDevelopmentServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gh:CostsofPrecisionOncologyTesting

gh:CostsofPrecisionOncologyTesting


Costsof
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value24232216171820161411129.6719.5068.0457.9557.603
Percentage of CostsofPrecisionOncologyTesting100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gh:DebtInstrumentConvertibleMaximumPercentageOfProductOfLastReportedSalePriceAndConversionRate gh:DebtInstrumentConversion, us-gaap:DebtInstrument, us-gaap:LongtermDebtType

gh:DebtInstrumentConvertibleMaximumPercentageOfProductOfLastReportedSalePriceAndConversionRate

gh:ConversionPeriodTwo, gh:ConvertibleSeniorNotesDue2027, us-gaap:ConvertibleDebt


Debt
Period End2020-11-30
Value98.0
Percentage of DebtInstrumentConvertibleMaximumPercentageOfProductOfLastReportedSalePriceAndConversionRate100.0

gh:FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisLiabilityNetIncomeLossForThePeriod us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

gh:FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisLiabilityNetIncomeLossForThePeriod

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, gh:RedeemableNoncontrollingInterest


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-1645000.0-1987000.0-1668000.0-1407000.0-1286000.0-1073000.0-2355000.0-560000.0-622000.0-322000.0
Percentage of FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisLiabilityNetIncomeLossForThePeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gh:IncreaseDecreaseInOperatingLeaseLiabilities

gh:IncreaseDecreaseInOperatingLeaseLiabilities


Increase
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-271000.0-2762000.0358000.0-2023000.0-1858000.0-835000.01106000.0329000.0
Percentage of IncreaseDecreaseInOperatingLeaseLiabilities100.0100.0100.0100.0100.0100.0100.0100.0

gh:LesseeOperatingLeaseLeaseNotYetCommencedLeasePayments us-gaap:PropertyPlantAndEquipmentByType

gh:LesseeOperatingLeaseLeaseNotYetCommencedLeasePayments

us-gaap:Building


Lessee
Period End2020-07-31
Value239
Percentage of LesseeOperatingLeaseLeaseNotYetCommencedLeasePayments100.0

gh:NonCashOperatingLeaseCosts

gh:NonCashOperatingLeaseCosts


Non
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value6.9073.9322.218-0.0371.891.4961.544
Percentage of NonCashOperatingLeaseCosts100.0100.0100.0100.0100.0100.0100.0

gh:PaymentsToAcquireEquitySecuritiesFVNI us-gaap:SubsequentEventType

gh:PaymentsToAcquireEquitySecuritiesFVNI

us-gaap:SubsequentEvent


Payments
Period End2021-07-31
Value26
Percentage of PaymentsToAcquireEquitySecuritiesFVNI100.0

gh:ProceedsFromContractualReceivable

gh:ProceedsFromContractualReceivable


Proceeds
Period End2020-12-31
Value1000000.0
Percentage of ProceedsFromContractualReceivable100.0

gh:PropertyPlantAndEquipmentAcquiredUnderFinanceLeases

gh:PropertyPlantAndEquipmentAcquiredUnderFinanceLeases


Property
Period End2021-06-302021-03-31
Value-2000.0238000.0
Percentage of PropertyPlantAndEquipmentAcquiredUnderFinanceLeases100.0100.0

gh:RevenuefromDevelopmentServices

gh:RevenuefromDevelopmentServices


Revenuefrom
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value19141314157.2645.4838.701117.8184.7773.3941.562.5015.8410.879
Percentage of RevenuefromDevelopmentServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gh:RevenuefromPrecisionOncologyTesting

gh:RevenuefromPrecisionOncologyTesting


Revenuefrom
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value72636460506057524228281817141410
Percentage of RevenuefromPrecisionOncologyTesting100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gh:ReversalOfStockBasedCompensationExpense

gh:ReversalOfStockBasedCompensationExpense


Reversal
Period End2020-12-312019-12-31
Value700000.01000000.0
Percentage of ReversalOfStockBasedCompensationExpense100.0100.0

gh:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsCostOfEquityInterestRate us-gaap:AwardType

gh:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsCostOfEquityInterestRate

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-12-31
Value016.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsCostOfEquityInterestRate0.0100.00.0

gh:ShareBasedCompensationArrangementByShareBasedPaymentAwardThresholdPercentageForIndividualsCombinedVotingPowerTriggeringFiveYearOptionTerm gh:EquityIncentivePlanTranche, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:PlanName, us-gaap:StatementClassOfStock

gh:ShareBasedCompensationArrangementByShareBasedPaymentAwardThresholdPercentageForIndividualsCombinedVotingPowerTriggeringFiveYearOptionTerm

gh:TrancheTwo, gh:GuardantHealthAMEAInc, gh:AMEA2020Plan, us-gaap:CommonClassB


Share
Period End2021-06-302021-03-312020-12-31
Value010.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardThresholdPercentageForIndividualsCombinedVotingPowerTriggeringFiveYearOptionTerm0.0100.00.0

gh:ShareBasedCompensationArrangementByShareBasedPaymentAwardValueOfSharesAuthorized us-gaap:AwardType

gh:ShareBasedCompensationArrangementByShareBasedPaymentAwardValueOfSharesAuthorized

gh:PerformanceBasedRestrictedStockUnits


Share
Period End2020-11-30
Value42
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardValueOfSharesAuthorized100.0

gh:StockIssuedDuringPeriodValueStockOptionsExercisedEarly

gh:StockIssuedDuringPeriodValueStockOptionsExercisedEarly


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value13000.013000.013000.013000.013000.013000.013000.013000.013000.056000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercisedEarly100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gh:StockIssuedDuringPeriodValueStockOptionsExercisedEarly us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value13000.013000.013000.013000.013000.013000.013000.013000.013000.056000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercisedEarly100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments


Accretion
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-3269000.0-3259000.0-2380000.0-571000.0-485000.0-580000.0357000.0677000.0723000.0553000.0453000.0109000.0-228000.078000.0-30000.0
Percentage of AccretionAmortizationOfDiscountsAndPremiumsInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-30
Value1.382731.22.247
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-30
Value1.382731.22.247
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts

us-gaap:AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts


Adjustments
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-30
Value001130000.000723000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts0.00.0100.00.00.0100.0

us-gaap:BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1

us-gaap:BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1


Business
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value070000.00-190000.000
Percentage of BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability10.0100.00.0100.00.00.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CapitalExpendituresIncurredButNotYetPaid


Capital
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value4.4085.881-1.0954.0311.3652.5443.3840.49
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConcentrationRiskPercentage1 us-gaap:BalanceSheetLocation, us-gaap:ConcentrationRiskByType

us-gaap:ConcentrationRiskPercentage1

us-gaap:Assets, us-gaap:GeographicConcentrationRisk


Concentration
Period End2021-03-31
Value98.0
Percentage of ConcentrationRiskPercentage1100.0

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

gh:CustomerA, us-gaap:AccountsReceivable, us-gaap:CustomerConcentrationRisk


Concentration
Period End2021-03-312020-03-31
Value13.00.38
Percentage of ConcentrationRiskPercentage113.30.0

gh:CustomerB, us-gaap:SalesRevenueNet, us-gaap:CustomerConcentrationRisk


Concentration
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302017-09-30
Value29.025.028.00.230.20.210.360.240.180.160.13
Percentage of ConcentrationRiskPercentage10.025.50.00.00.00.00.00.00.00.00.0

us-gaap:ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInEstimateOfTransactionPrice

us-gaap:ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInEstimateOfTransactionPrice


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value9.65.14.1116.57.41.3103.6
Percentage of ContractWithCustomerLiabilityCumulativeCatchUpAdjustmentToRevenueChangeInEstimateOfTransactionPrice100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerLiabilityRevenueRecognized


Contract
Period End2020-12-312020-09-30
Value1.41.2
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0

us-gaap:DebtInstrumentConvertibleConversionRatio1 us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentConvertibleConversionRatio1

gh:ConvertibleSeniorNotesDue2027, us-gaap:ConvertibleDebt


Debt
Period End2020-11-30
Value0.0071523
Percentage of DebtInstrumentConvertibleConversionRatio1100.0

us-gaap:DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger gh:DebtInstrumentConversion, us-gaap:DebtInstrument

us-gaap:DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger

gh:ConversionPeriodThree, gh:ConvertibleSeniorNotesDue2027


Debt
Period End2020-11-30
Value130.0
Percentage of DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger100.0

us-gaap:DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger gh:DebtInstrumentConversion, us-gaap:DebtInstrument, us-gaap:LongtermDebtType

gh:ConversionPeriodOne, gh:ConvertibleSeniorNotesDue2027, us-gaap:ConvertibleDebt


Debt
Period End2020-11-30
Value130.0
Percentage of DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger100.0

us-gaap:Depreciation

us-gaap:Depreciation


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value5.14.54.13.83.23.02.52.52.22.14.21.71.31.20.51.1
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Effect
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value7000.0-1087000.0190000.026000.023000.047000.0159000.0-69000.0-27000.000
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

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

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, gh:ContingentConsideration


Fair
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value0.8750.00.070.0-0.190.00.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease100.00.0100.00.0100.00.00.0

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, gh:RedeemableNoncontrollingInterest


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1.6454.2872.3687.4076.186-3.0275.4550.260.9225.022
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease188.00.00.010581.40.01593.20.00.00.00.0

us-gaap:FinanceLeasePrincipalPayments

us-gaap:FinanceLeasePrincipalPayments


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value36000.055000.049000.046000.041000.038000.048000.017000.0
Percentage of FinanceLeasePrincipalPayments100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2905000.04399000.0155000.0306000.0-1160000.0-660000.02845000.03429000.0631000.02308000.0-255000.0-1941000.01374000.01108000.02850000.0
Percentage of IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInContractWithCustomerLiability


Increase
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-30
Value120000.0-190000.0-4148000.0-451000.0-341000.0-3401000.0
Percentage of IncreaseDecreaseInContractWithCustomerLiability100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-2.4458.94.2435.511-4.4094.378-6.04710-0.9961.6975.5562.4680.659-0.6081.108
Percentage of IncreaseDecreaseInEmployeeRelatedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value5.484-1.202117.3290.403-0.1611.809-0.0860.2960.8330.5480.1580.0-0.2550.861
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value3557000.0-521000.06568000.0-53000.0-3036000.02598000.05732000.01575000.0-2069000.0947000.01180000.0987000.0184000.01312000.0-277000.0
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest

us-gaap:InvestmentIncomeInterest


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1.0371.5511.92.3132.643.3183.8714.2863.0992.4852.3340.9580.9890.9851.0120.657
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetIncomeLossAttributableToRedeemableNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToRedeemableNoncontrollingInterest


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value02300000.0700000.06000000.04900000.0-4100000.03100000.0-300000.0300000.04700000.0-150000.0950000.00000
Percentage of NetIncomeLossAttributableToRedeemableNoncontrollingInterest0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:OperatingLeaseExpense

us-gaap:OperatingLeaseExpense


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value6.93.92.3-0.11.91.51.51.20.80.8
Percentage of OperatingLeaseExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value7000.0-1087000.0216000.0191000.025000.023000.0-53000.047000.0159000.0-69000.027000.0-27000.00000
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value02300000.0700000.06000000.04900000.0-4100000.03100000.0-300000.0300000.04700000.0-150000.0950000.00000
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-878000.0-706000.0-1381000.0-1721000.0-2338000.06571000.055000.0-282000.0852000.0485000.0421000.0188000.0138000.0-298000.0-391000.06000.0
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncashIncomeExpense

us-gaap:OtherNoncashIncomeExpense


Other
Period End2020-12-312020-09-302020-06-302020-03-31
Value905000.0-8075000.075000.0-56000.0
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.0

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfDebtIssuanceCosts


Payments
Period End2021-06-302021-03-31
Value0784000.0
Percentage of PaymentsOfDebtIssuanceCosts0.0100.0

us-gaap:PaymentsOfStockIssuanceCosts

us-gaap:PaymentsOfStockIssuanceCosts


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value0761000.0369000.00-88000.0485000.0237000.089000.04165000.053000.0168000.000
Percentage of PaymentsOfStockIssuanceCosts0.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-06-302021-03-312020-12-31
Value1.382731.2
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0

us-gaap:PaymentsToAcquireIntangibleAssets

us-gaap:PaymentsToAcquireIntangibleAssets


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.00.00.017-0.0682.5680.00.00.01.2
Percentage of PaymentsToAcquireIntangibleAssets0.00.00.0100.0100.0100.00.00.00.0100.0

us-gaap:PaymentsToAcquireMarketableSecurities

us-gaap:PaymentsToAcquireMarketableSecurities


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value55705451144095571123372452384.6232419117
Percentage of PaymentsToAcquireMarketableSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value214204255110931041029365644435433225
Percentage of ProceedsFromSaleAndMaturityOfMarketableSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProceedsFromStockOptionsExercised


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value0.9264.4622.1293.8512.0441.5041.8444.2654.9920.5380.5390.8380.4241.310.084
Percentage of ProceedsFromStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromStockPlans

us-gaap:ProceedsFromStockPlans


Proceeds
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value03956000.003185000.001933000.0000
Percentage of ProceedsFromStockPlans0.0100.00.0100.00.0100.00.00.00.0

us-gaap:ReclassificationsOfTemporaryToPermanentEquity

us-gaap:ReclassificationsOfTemporaryToPermanentEquity


Reclassifications
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value0.0-2.3-6.0-4.94.10.3-0.3-4.7-0.95
Percentage of ReclassificationsOfTemporaryToPermanentEquity0.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationsOfTemporaryToPermanentEquity us-gaap:StatementEquityComponents

gh:RedeemableNoncontrollingInterest


Reclassifications
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value0.02.36.04.9-4.1-0.30.34.70.9541
Percentage of ReclassificationsOfTemporaryToPermanentEquity0.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.00.0

us-gaap:RetainedEarnings


Reclassifications
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value0.0-2.3-6.0-4.94.10.3-0.3-4.7-0.95
Percentage of ReclassificationsOfTemporaryToPermanentEquity0.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromRelatedParties us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:RevenueFromRelatedParties

srt:AffiliatedEntity


Revenue
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302017-12-312017-09-30
Value500000.0400000.0500000.0600000.0900000.0-1200000.0800000.0500000.042000.0142000.0
Percentage of RevenueFromRelatedParties100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability


Right
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.0641702.66-0.919.4161.9577.0138.1361.5650.0
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue

gh:PerformanceBasedRestrictedStockUnits


Share
Period End2021-06-302021-03-31
Value0113.4
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue0.0100.0

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-31
Value070.58
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue0.062.2

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-31
Value0.6592.02
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue0.081.1

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

gh:PerformanceBasedRestrictedStockUnits


Share
Period End2021-06-302021-03-31
Value7.06128.88
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0100.0

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-12-31
Value067.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.052.00.0

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-31
Value-12.14167.08
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue-172.0129.6

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-31
Value070.58
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue0.0100.0

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-31
Value4.3875.94
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue0.0107.6

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsDiscountForPostvestingRestrictions us-gaap:Range, us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsDiscountForPostvestingRestrictions

srt:Maximum, us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value014.5014.355
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsDiscountForPostvestingRestrictions0.0100.00.0100.0

srt:Minimum, us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value010.4010.296
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsDiscountForPostvestingRestrictions0.071.70.071.7

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate

us-gaap:EmployeeStock


Share
Period End2021-06-302020-09-302020-06-302019-09-302019-06-302019-03-31
Value50.872.4680.7320.6030.6020.602
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate100.0100.0100.0100.0100.0100.0

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value065.5064.845
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate0.00.00.089.5

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate us-gaap:Range, us-gaap:AwardType

srt:Maximum, us-gaap:EmployeeStockOption


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-31
Value66.766.4068.40.68568.0170.6460.68377.9350.7020.810.865
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate131.30.00.094.493.60.0107.1113.50.00.00.00.0

srt:Minimum, us-gaap:EmployeeStockOption


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-31
Value63.663.6063.60.66573.362.5680.6320.66968.0030.6970.8070.816
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate125.20.00.087.890.80.00.0104.8111.10.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate

us-gaap:EmployeeStock


Share
Period End2020-09-302020-06-302019-09-302019-06-302019-03-31
Value0.1980.0020.0210.0250.025
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate100.0100.0100.0100.0100.0

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value00.5300.525
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate0.00.00.0265.2

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate us-gaap:Range, us-gaap:AwardType

srt:Maximum, us-gaap:EmployeeStockOption


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-31
Value1.10.800.40.0042.6730.0192.9710.0290.0020.027
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate0.00.00.0202.0200.00.090.50.00.00.00.0

srt:Minimum, us-gaap:EmployeeStockOption


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-09-302018-06-302018-03-31
Value0.30.300.30.0041.61.5840.0162.4750.02700.025
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate0.00.00.0151.5200.00.00.076.20.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:EmployeeStockOption


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value11382246331726751088.14.52.20.4781.30.0120.3
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value81.79101.212.1449.7344.6155.05-0.6555.1651.9425.90.525.454.243.77
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:PlanName, us-gaap:StatementClassOfStock

gh:AMEA2020Plan, us-gaap:CommonClassB


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value0.330.3300.33
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.40.30.00.7

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-31
Value-1.2515.590.36
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice us-gaap:PlanName, us-gaap:StatementClassOfStock

gh:AMEA2020Plan, us-gaap:CommonClassB


Share
Period End2021-06-302021-03-31
Value00.58
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice-0.03.7

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-31
Value-2.749.723.04
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice us-gaap:PlanName, us-gaap:StatementClassOfStock

gh:AMEA2020Plan, us-gaap:CommonClassB


Share
Period End2021-06-302021-03-31
Value00.58
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice-0.01.2

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-31
Value-27.72170.453.63
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice us-gaap:PlanName, us-gaap:StatementClassOfStock

gh:AMEA2020Plan, us-gaap:CommonClassB


Share
Period End2021-06-302021-03-312020-12-31
Value00.580
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice-0.00.30.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent gh:EquityIncentivePlanTranche, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:PlanName, us-gaap:StatementClassOfStock

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent

gh:TrancheTwo, gh:GuardantHealthAMEAInc, gh:AMEA2020Plan, us-gaap:CommonClassB


Sharebased
Period End2021-06-302021-03-312020-12-31
Value0110.00
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent0.0100.00.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan


Stock
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-31
Value5401000.03139000.003956000.01277000.03185000.001933000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan100.0100.00.0100.0100.0100.00.0100.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-31
Value5401000.03139000.003956000.01277000.03185000.001933000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan100.0100.00.0100.0100.0100.00.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value0.9264.4622.1293.8512.0441.5041.8434.2654.9920.5380.8390.4241.103
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value0.9264.4622.1293.8512.0441.5041.8434.2654.9920.5380.8390.4241.103
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gh:AccruedClinicalTrialsandStudies

gh:AccruedClinicalTrialsandStudies


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-09-302017-12-31
Value2625000.01946000.01264000.02489000.01734000.02012000.02029000.01546000.0236000.0223000.059000.0
Percentage of AccruedClinicalTrialsandStudies100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gh:AccruedExpensesPropertyandEquipmentCurrent

gh:AccruedExpensesPropertyandEquipmentCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value2383000.01492000.01156000.0668000.01476000.0281000.02424000.04210000.01417000.0137000.0343000.0431000.00
Percentage of AccruedExpensesPropertyandEquipmentCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

gh:CapitalizedLicenseFees

gh:CapitalizedLicenseFees


Capitalized
Period End2020-12-312020-09-302020-06-302020-03-312019-12-31
Value45000.050000.055000.060000.06890000.0
Percentage of CapitalizedLicenseFees100.0100.0100.0100.0100.0

gh:CashCashEquivalentsandDebtSecuritiesFairValue

gh:CashCashEquivalentsandDebtSecuritiesFairValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value174618301829939939641659686677349381160255
Percentage of CashCashEquivalentsandDebtSecuritiesFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gh:ContractualReceivablesAllowanceForCreditLossCurrent

gh:ContractualReceivablesAllowanceForCreditLossCurrent


Contractual
Period End2021-06-302021-03-312020-09-30
Value1100000.01100000.01000000.0
Percentage of ContractualReceivablesAllowanceForCreditLossCurrent100.0100.0100.0

gh:ContractualReceivablesAllowanceForCreditLossNoncurrent

gh:ContractualReceivablesAllowanceForCreditLossNoncurrent


Contractual
Period End2021-06-302021-03-312020-12-312020-09-30
Value5900000.05900000.07000000.07000000.0
Percentage of ContractualReceivablesAllowanceForCreditLossNoncurrent100.0100.0100.0100.0

gh:ContractualReceivablesBeforeAllowanceForCreditLossGrossCurrent

gh:ContractualReceivablesBeforeAllowanceForCreditLossGrossCurrent


Contractual
Period End2021-06-302021-03-312020-09-30
Value1100000.01100000.01000000.0
Percentage of ContractualReceivablesBeforeAllowanceForCreditLossGrossCurrent100.0100.0100.0

gh:ContractualReceivablesBeforeAllowanceForCreditLossGrossNoncurrent

gh:ContractualReceivablesBeforeAllowanceForCreditLossGrossNoncurrent


Contractual
Period End2021-06-302021-03-312020-12-312020-09-30
Value5900000.05900000.07000000.07000000.0
Percentage of ContractualReceivablesBeforeAllowanceForCreditLossGrossNoncurrent100.0100.0100.0100.0

gh:ConvertibleDebtHedgeSharePricePremiumPercentage

gh:ConvertibleDebtHedgeSharePricePremiumPercentage


Convertible
Period End2020-11-16
Value75.0
Percentage of ConvertibleDebtHedgeSharePricePremiumPercentage100.0

gh:ConvertibleDebtHedgeStrikePrice

gh:ConvertibleDebtHedgeStrikePrice


Convertible
Period End2020-11-16
Value182.6
Percentage of ConvertibleDebtHedgeStrikePrice100.0

gh:DebtInstrumentConvertibleEquityComponentBeforeIssuanceCosts us-gaap:DebtInstrument, us-gaap:LongtermDebtType

gh:DebtInstrumentConvertibleEquityComponentBeforeIssuanceCosts

gh:ConvertibleSeniorNotesDue2027, us-gaap:ConvertibleDebt


Debt
Period End2020-12-31
Value335
Percentage of DebtInstrumentConvertibleEquityComponentBeforeIssuanceCosts100.0

gh:DebtInstrumentConvertibleIssuanceCostsEquityComponent us-gaap:DebtInstrument, us-gaap:LongtermDebtType

gh:DebtInstrumentConvertibleIssuanceCostsEquityComponent

gh:ConvertibleSeniorNotesDue2027, us-gaap:ConvertibleDebt


Debt
Period End2020-12-31
Value5264000.0
Percentage of DebtInstrumentConvertibleIssuanceCostsEquityComponent100.0

gh:DebtInstrumentMaximumInterestRateSpecialInterestRatePercentage us-gaap:DebtInstrument, us-gaap:LongtermDebtType

gh:DebtInstrumentMaximumInterestRateSpecialInterestRatePercentage

gh:ConvertibleSeniorNotesDue2027, us-gaap:ConvertibleDebt


Debt
Period End2020-11-30
Value0.5
Percentage of DebtInstrumentMaximumInterestRateSpecialInterestRatePercentage100.0

gh:DebtSecuritiesAvailableforsaleandCashandCashEquivalentsAmortizedCost

gh:DebtSecuritiesAvailableforsaleandCashandCashEquivalentsAmortizedCost


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value174518291826936933633657685676348381161256
Percentage of DebtSecuritiesAvailableforsaleandCashandCashEquivalentsAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gh:DeferredTaxAssetsLeaseLiabilities

gh:DeferredTaxAssetsLeaseLiabilities


Deferred
Period End2020-12-312019-12-312018-12-31
Value12100.0
Percentage of DeferredTaxAssetsLeaseLiabilities100.0100.00.0

gh:DeferredTaxLiabilitiesRightOfUseAssets

gh:DeferredTaxLiabilitiesRightOfUseAssets


Deferred
Period End2020-12-312019-12-312018-12-31
Value9383000.07363000.00
Percentage of DeferredTaxLiabilitiesRightOfUseAssets100.0100.00.0

gh:DeferredTaxLiabilitiesSection481aAdjustment

gh:DeferredTaxLiabilitiesSection481aAdjustment


Deferred
Period End2020-12-312019-12-312018-12-31
Value607000.0914000.00
Percentage of DeferredTaxLiabilitiesSection481aAdjustment100.0100.00.0

gh:DeferredTaxLiabilityDebtDiscount

gh:DeferredTaxLiabilityDebtDiscount


Deferred
Period End2020-12-31
Value81
Percentage of DeferredTaxLiabilityDebtDiscount100.0

gh:EstimatedLitigationLiabilityLegalFeesCurrent

gh:EstimatedLitigationLiabilityLegalFeesCurrent


Estimated
Period 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
Value2081000.02226000.02875000.01808000.02598000.02951000.01046000.02005000.01610000.02400000.0814000.01683000.0561000.0
Percentage of EstimatedLitigationLiabilityLegalFeesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gh:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour

gh:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour


Finite
Period End2021-06-302021-03-312020-09-30
Value5056000.05056000.06760000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour100.0100.0100.0

gh:IntangibleAssetsGrossIncludingGoodwill

gh:IntangibleAssetsGrossIncludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value21212121212112
Percentage of IntangibleAssetsGrossIncludingGoodwill100.0100.0100.0100.0100.0100.0100.0

gh:LesseeOperatingLeaseLiabilityLeaseIncentive

gh:LesseeOperatingLeaseLiabilityLeaseIncentive


Lessee
Period End2021-06-302021-03-31
Value2225
Percentage of LesseeOperatingLeaseLiabilityLeaseIncentive100.0100.0

gh:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour

gh:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour


Lessee
Period End2021-06-302021-03-312020-09-30
Value17717718
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour100.0100.0100.0

us-gaap:AccountsReceivableRelatedParties us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:AccountsReceivableRelatedParties

srt:AffiliatedEntity


Accounts
Period End2021-03-312020-12-312020-09-302020-06-302019-12-31
Value2200000.01800000.01900000.02000000.0900000.0
Percentage of AccountsReceivableRelatedParties100.0100.0100.0100.0100.0

us-gaap:AccruedProfessionalFeesCurrent

us-gaap:AccruedProfessionalFeesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value6564000.04985000.03397000.02475000.03275000.03094000.03464000.02991000.01783000.01988000.01791000.02205000.0336000.0
Percentage of AccruedProfessionalFeesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedRoyaltiesCurrent

us-gaap:AccruedRoyaltiesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value179000.0137000.0146000.0321000.0325000.0350000.01564000.01622000.01324000.0853000.0707000.0527000.0766000.0
Percentage of AccruedRoyaltiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:AssetsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value838759620182035108.0662410250.3633
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value90810711208921919606648678653338355160222
Percentage of AssetsFairValueDisclosure108.4141.0194.75092.04542.61702.86040.28410.52720.23358.61380.044541.1663.9

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value174618301829939939641659686677349381160255
Percentage of AssetsFairValueDisclosure208.4241.0294.75192.04642.61802.86140.28510.52820.23458.61480.044641.1763.9

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value613000.01525000.02339000.03903000.05623000.07961000.01433000.01288000.01260000.0481000.0235000.01000.00
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax us-gaap:FinancialInstrument

us-gaap:USGovernmentDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value613000.01525000.02339000.03903000.05623000.07961000.01422000.01244000.01189000.0455000.0235000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0100.0100.099.296.694.494.6100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax


Available
Period End2021-06-302020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value5000.035000.00039000.0111000.04000.078000.0317000.0505000.0532000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax us-gaap:FinancialInstrument

us-gaap:USGovernmentDebtSecurities


Available
Period End2021-06-302020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value5000.035000.00039000.0111000.04000.074000.0236000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.00.00.0100.0100.0100.094.974.4

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

us-gaap:USGovernmentDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value90710691206917913594630654614288308
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtSecurities

us-gaap:USGovernmentDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value90810711208921919602631655615288308
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiability us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:BusinessCombinationContingentConsiderationLiability

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Business
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value2120000.01245000.01245000.01245000.01175000.01175000.01365000.000
Percentage of BusinessCombinationContingentConsiderationLiability100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:BusinessCombinationContingentConsiderationLiability us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Business
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value2120000.01245000.01245000.01245000.01175000.01175000.01365000.000
Percentage of BusinessCombinationContingentConsiderationLiability100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:BusinessCombinationContingentConsiderationLiabilityNoncurrent

us-gaap:BusinessCombinationContingentConsiderationLiabilityNoncurrent


Business
Period End2020-12-312019-12-31
Value1200000.01400000.0
Percentage of BusinessCombinationContingentConsiderationLiabilityNoncurrent100.0100.0

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

us-gaap:CashAndCashEquivalentsFairValueDisclosure

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


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value838759620182035108.0662410250.3633
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:CashAndCashEquivalents, us-gaap:FairValueByMeasurementFrequency

us-gaap:MoneyMarketFunds, us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value838759620182035108.0662410250.3633
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value838759620182035108.0662410250.3633
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value838759620182035108.0662910250.3633
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0120.8100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FinancialInstrument

us-gaap:MoneyMarketFunds


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value838759620182035108.0662410250.3633
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockValueOutstanding

us-gaap:CommonStockValueOutstanding


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value1000.01000.01000.01000.01000.01000.01000.01000.01000.01000.01000.000
Percentage of CommonStockValueOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:ContractWithCustomerAssetNet

us-gaap:ContractWithCustomerAssetNet


Contract
Period End2021-06-302021-03-312020-12-312019-12-312019-01-01
Value2417156.24.9
Percentage of ContractWithCustomerAssetNet100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetNet us-gaap:BalanceSheetLocation

us-gaap:AccountsReceivable


Contract
Period End2020-12-31
Value15
Percentage of ContractWithCustomerAssetNet100.0

us-gaap:ContractWithCustomerAssetNet us-gaap:ProductOrService

gh:Guardant360CDx


Contract
Period End2021-03-312020-12-31
Value3.28.4
Percentage of ContractWithCustomerAssetNet18.053.8

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiability


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value8.58.48.67.311111213161716
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiability us-gaap:TypeOfArrangement

us-gaap:CollaborativeArrangement


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.93.63.02.26.45.54.85.2101210
Percentage of ContractWithCustomerLiability34.142.934.930.155.746.239.039.763.072.565.2

us-gaap:ConvertibleDebtNoncurrent

us-gaap:ConvertibleDebtNoncurrent


Convertible
Period End2021-06-302021-03-312020-12-31
Value11331132806
Percentage of ConvertibleDebtNoncurrent100.0100.0100.0

us-gaap:DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent

gh:ConvertibleSeniorNotesDue2027, us-gaap:ConvertibleDebt


Debt
Period End2020-12-31
Value330
Percentage of DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent100.0

us-gaap:DebtInstrumentConvertibleConversionPrice1 us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentConvertibleConversionPrice1

gh:ConvertibleSeniorNotesDue2027, us-gaap:ConvertibleDebt


Debt
Period End2020-11-30
Value139.82
Percentage of DebtInstrumentConvertibleConversionPrice1100.0

us-gaap:DebtInstrumentFairValue us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentFairValue

gh:ConvertibleSeniorNotesDue2027, us-gaap:ConvertibleDebt


Debt
Period End2021-06-302021-03-312020-12-31
Value130015001300
Percentage of DebtInstrumentFairValue100.0100.0100.0

us-gaap:DebtInstrumentInterestRateEffectivePercentage us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentInterestRateEffectivePercentage

gh:ConvertibleSeniorNotesDue2027, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-31
Value0.20.25.2
Percentage of DebtInstrumentInterestRateEffectivePercentage100.0100.0100.0

us-gaap:DebtInstrumentUnamortizedDiscount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentUnamortizedDiscount

gh:ConvertibleSeniorNotesDue2027, us-gaap:ConvertibleDebt


Debt
Period End2020-12-31
Value331
Percentage of DebtInstrumentUnamortizedDiscount100.0

us-gaap:DebtSecuritiesCurrent us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:DebtSecuritiesCurrent

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value8531071961870773367379375370313278157149
Percentage of DebtSecuritiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:USGovernmentDebtSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value8531071961870773363362352332264235104100
Percentage of DebtSecuritiesCurrent100.0100.0100.0100.0100.098.995.693.989.884.684.466.167.7

us-gaap:DebtSecuritiesCurrent us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value8531071961870773367379375370313278157149
Percentage of DebtSecuritiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesCurrent us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsRecurring, us-gaap:USGovernmentDebtSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value8531071961870773363362352332264235104100
Percentage of DebtSecuritiesCurrent100.0100.0100.0100.0100.098.995.693.989.884.684.466.167.7

us-gaap:DebtSecuritiesNoncurrent us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:DebtSecuritiesNoncurrent

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Debt
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value552465114623826830227725772.96373
Percentage of DebtSecuritiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:USGovernmentDebtSecurities


Debt
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value552465114623826830227723732.96366
Percentage of DebtSecuritiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.092.395.1100.090.9

us-gaap:DebtSecuritiesNoncurrent us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Debt
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value552465114623826830227725772.96373
Percentage of DebtSecuritiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesNoncurrent us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsRecurring, us-gaap:USGovernmentDebtSecurities


Debt
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value552465114623826830227723732.96366
Percentage of DebtSecuritiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.092.395.1100.090.9

us-gaap:DeferredCompensationLiabilityCurrent

us-gaap:DeferredCompensationLiabilityCurrent


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value34372824182218241314127.434.911
Percentage of DeferredCompensationLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsNet us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DeferredFinanceCostsNet

gh:ConvertibleSeniorNotesDue2027, us-gaap:ConvertibleDebt


Deferred
Period End2021-06-302021-03-312020-12-31
Value161712
Percentage of DeferredFinanceCostsNet100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-31
Value928.742
Percentage of DeferredIncomeTaxLiabilities100.0100.0

us-gaap:DeferredRevenueCurrent

us-gaap:DeferredRevenueCurrent


Deferred
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value8.551112131617163.9553.113
Percentage of DeferredRevenueCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGoodwillAndIntangibleAssets

us-gaap:DeferredTaxAssetsGoodwillAndIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value14141710
Percentage of DeferredTaxAssetsGoodwillAndIntangibleAssets100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value2171346643
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value133903625
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value65000.0160000.0210000.0484000.0
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value19115.7532.823
Percentage of DeferredTaxAssetsTaxCreditCarryforwards100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch

us-gaap:DomesticCountry


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value116.83.51.5
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsResearch100.0100.0100.0100.0

us-gaap:StateAndLocalJurisdiction


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value9.15.32.91.7
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsResearch76.577.982.9113.3

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value283.1431.2890.727
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value104.9365.1273.553
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities

us-gaap:DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities


Deferred
Period End2020-12-312019-12-312018-12-31
Value571000.0346000.00
Percentage of DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities100.0100.00.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

gh:PerformanceBasedRestrictedStockUnits


Employee
Period End2021-06-302021-03-312020-12-31
Value4.95.22.1
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions100.0100.0100.0

us-gaap:EmployeeStock


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value1.40.41.20.41.10.30.2250.1510.646
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions28.67.757.10.00.00.00.00.00.0

us-gaap:PerformanceShares


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value4971115162208
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions1000.01371.25490.50.00.0

us-gaap:RestrictedStockUnitsRSU


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value989493773733347.44.2
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions2002.01811.54447.60.00.00.00.00.00.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions


Employee
Period End2021-06-302021-03-312020-12-312020-09-302019-09-302019-06-302019-03-312018-12-31
Value1917202126151617
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions us-gaap:PlanName, us-gaap:StatementClassOfStock

gh:AMEA2020Plan, us-gaap:CommonClassB


Employee
Period End2021-06-302021-03-312020-12-312020-09-30
Value0.60.60.70.7
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions3.03.43.33.3

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

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, gh:ContingentConsideration


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.121.2451.2451.2451.1751.1751.3651.0651.0650.00.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, gh:RedeemableNoncontrollingInterest


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value5959575650454946464641
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue2801.94771.14586.34530.14289.43872.33633.74366.24394.40.00.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value3397000.02912000.02431000.01941000.01438000.0905000.0676000.0
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:LicensingAgreements


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1915000.01640000.01367000.01088000.0809000.0499000.0373000.0
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization56.456.356.256.156.355.155.2

us-gaap:NoncompeteAgreements


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1482000.01272000.01064000.0853000.0629000.0406000.0303000.0
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization43.643.743.843.943.744.944.8

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive


Finite
Period End2020-12-31
Value5056000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear


Finite
Period End2021-06-302021-03-312020-09-30
Value982000.01467000.0491000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2020-12-31
Value1705000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value1705000.01705000.01953000.01953000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2021-06-302021-03-312020-12-312020-09-30
Value1952000.01952000.01947000.01947000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FiniteLivedIntangibleAssetsGross


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1616161616167.6
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:LicensingAgreements


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1111111111115.1
Percentage of FiniteLivedIntangibleAssetsGross70.070.070.070.070.070.067.1

us-gaap:NoncompeteAgreements


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value5.15.15.15.15.15.12.5
Percentage of FiniteLivedIntangibleAssetsGross30.030.030.030.030.030.032.9

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value21219.1299.759
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear


Lessee
Period End2021-06-302021-03-312020-09-30
Value5398000.08090000.01049000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear100.0100.0100.0

us-gaap:LiabilitiesFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:LiabilitiesFairValueDisclosure

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value2120000.01245000.01245000.01245000.01175000.01175000.01365000.000
Percentage of LiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:LiabilitiesFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value2120000.01245000.01245000.01245000.01175000.01175000.01365000.000
Percentage of LiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:MarketableSecuritiesNoncurrent

us-gaap:MarketableSecuritiesNoncurrent


Marketable
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value552465114623826830227725772.96373
Percentage of MarketableSecuritiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value4.144.178.078.170.08190.07750.0777
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

us-gaap:DomesticCountry


Operating
Period End2020-12-312019-12-312018-12-312017-12-31
Value547365152107
Percentage of OperatingLossCarryforwards100.0100.0100.0100.0

us-gaap:StateAndLocalJurisdiction


Operating
Period End2020-12-312019-12-312018-12-312017-12-31
Value3062237346
Percentage of OperatingLossCarryforwards56.061.148.143.7

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount


Redeemable
Period 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
Value5959575650454946464641410.0
Percentage of RedeemableNoncontrollingInterestEquityCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:RestrictedCashNoncurrent

us-gaap:RestrictedCashNoncurrent


Restricted
Period End2021-06-302021-03-31
Value315000.0144000.0
Percentage of RestrictedCashNoncurrent100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedIntrinsicValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedIntrinsicValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value86.981.1582.6782.0882.5257.8544.50
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedIntrinsicValue100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

gh:PerformanceBasedRestrictedStockUnits


Share
Period End2021-06-302021-03-312020-12-31
Value116.27114.71113.4
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:PerformanceShares


Share
Period End2021-06-302021-03-312020-12-31
Value65.265.267.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue56.156.859.1

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-312019-12-312018-12-31
Value102.9398.4392.8982.080
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue88.585.881.90.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value9.167.698.047.59
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312016-12-31
Value288377350325266253306271458531250917.5953.325
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SharePrice

us-gaap:SharePrice


Share
Period End2020-11-16
Value104.34
Percentage of SharePrice100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1


Sharebased
Period End2021-06-302021-03-312020-12-312020-09-30
Value240284232190
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1100.0100.0100.0100.0

us-gaap:TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests us-gaap:StatementEquityComponents

us-gaap:TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests

gh:RedeemableNoncontrollingInterest


Temporary
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-31
Value595957565045494646464141410.00.00.00.0
Percentage of TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:UnbilledReceivablesCurrent

us-gaap:UnbilledReceivablesCurrent


Unbilled
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value139.59.16.25.75.23.94.9
Percentage of UnbilledReceivablesCurrent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnbilledReceivablesCurrent us-gaap:BalanceSheetLocation

us-gaap:OtherAssets


Unbilled
Period End2020-09-302020-06-302020-03-312019-12-31
Value0.20.20.151.0
Percentage of UnbilledReceivablesCurrent1.52.11.616.1

Line plots across dimensions of each concept


us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
(None,)
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amountus-gaap: Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities
TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:AwardType
(None,)
Allocated Share Based Compensation Expenseus-gaap: Award Type
us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:IncomeStatementLocation
(None,)
Allocated Share Based Compensation Expenseus-gaap: Income Statement Location
us-gaap:Revenues
us-gaap:StatementGeographical
(None,)
Revenuesus-gaap: Statement Geographical
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
(None,)
Finite Lived Intangible Assets Netus-gaap: Finite Lived Intangible Assets By Major Class
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components