HLNE


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

Table of contents


us-gaap:StatementClassOfStock
us-gaap:CommonStockValue
us-gaap:StatementClassOfStock
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding
us-gaap:StatementClassOfStock
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic
us-gaap:StatementClassOfStock
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
us-gaap:StatementClassOfStock
us-gaap:EarningsPerShareBasic
us-gaap:StatementClassOfStock
us-gaap:EarningsPerShareDiluted

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:ComprehensiveIncomeNetOfTax
us-gaap:ConsolidatedEntities
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:InterestExpense
us-gaap:ConsolidatedEntities

us-gaap:NetIncomeLoss
us-gaap:ConsolidatedEntities
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest
us-gaap:StatementClassOfStock
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic
us-gaap:StatementClassOfStock
us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:NonoperatingIncomeExpense

us-gaap:OperatingExpenses

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ProfitLoss
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ConsolidatedEntities, us-gaap:ProductOrService
us-gaap:ProductOrService
us-gaap:ProductOrService, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:Assets
hlne:InvestmentsByConsolidatedAndNonconsolidatedEntities
us-gaap:ConsolidatedEntities
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:Liabilities
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:LiabilitiesAndStockholdersEquity
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:StockholdersEquity

us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:ConsolidatedEntities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
hlne:InvestmentsByConsolidatedAndNonconsolidatedEntities
us-gaap:ConsolidatedEntities
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:Goodwill
us-gaap:BusinessAcquisition
us-gaap:SubsequentEventType

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssets
us-gaap:ConsolidatedEntities
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:LongTermDebt
us-gaap:DebtInstrument
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:ConsolidatedEntities
us-gaap:MinorityInterest
us-gaap:StatementClassOfStock

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:StatementClassOfStock
us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapital
us-gaap:ConsolidatedEntities
us-gaap:RetainedEarningsAccumulatedDeficit
us-gaap:ConsolidatedEntities
us-gaap:MinorityInterest
us-gaap:StatementClassOfStock

us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsPayable
us-gaap:ConsolidatedEntities
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss

us-gaap:ProfitLoss
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividends

us-gaap:Dividends
us-gaap:StatementEquityComponents

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

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsValuationAllowance
us-gaap:ValuationAllowanceByDeferredTaxAsset

hlne:AdjustmentsToAdditionalPaidInCapitalDeferredTaxAdjustmentDueToExerciseOfOptionsAndVestingOfRestrictedStock
us-gaap:StatementEquityComponents
us-gaap:BusinessAcquisition
hlne:BusinessCombinationConsiderationTransferredFairValue
us-gaap:SubsequentEventType

hlne:EstablishmentOfNetDeferredTaxAsset

hlne:IncentiveFeeCompensationExpense

hlne:IncreaseDecreaseInFeesReceivable

hlne:IncreaseDecreaseInLeaseLiabilities

hlne:IncreaseDecreaseInPayableToRelatedPartiesPursuantToTaxReceivableAgreement

hlne:LimitedLiabilityCompanyLLCOrLimitedPartnershipLPPurchaseOfMembershipInterest

hlne:MemberDistributionDeclared

hlne:NoncashLeaseExpense

hlne:OtherInvestmentContributions
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:InvestmentType
us-gaap:InvestmentType

hlne:OtherInvestmentDistributions
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:InvestmentType
us-gaap:InvestmentType
us-gaap:StatementScenario, us-gaap:SubsequentEventType
hlne:PaymentsForAssetAcquisitions
us-gaap:InvestmentType
hlne:ProceedsFromDistributionsFromOtherInvestments

hlne:SalariesWagesAndOfficersCompensationAndEmployeeBenefits

hlne:SecuredBorrowingsUnrealizedGainLossOnFairValueAdjustment

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:StatementClassOfStock
us-gaap:AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationConsiderationTransferred1
us-gaap:SubsequentEventType

us-gaap:CapitalizedContractCostAmortization
us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType
us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:DistributionMadeToLimitedLiabilityCompanyLLCMemberCashDistributionsDeclared
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

us-gaap:DistributionMadeToLimitedLiabilityCompanyLLCMemberCashDistributionsPaid

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EquityMethodInvestmentDividendsOrDistributions
us-gaap:ConsolidatedEntities
us-gaap:FairValueAdjustmentOfWarrants
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:InvestmentType
us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FinitelivedIntangibleAssetsAcquired1
us-gaap:FiniteLivedIntangibleAssetsByMajorClass, us-gaap:SubsequentEventType

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes

us-gaap:IncreaseDecreaseInDueFromRelatedParties

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInPrepaidExpense
us-gaap:StatementClassOfStock
us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InvestmentIncomeNonoperating

us-gaap:LaborAndRelatedExpense
us-gaap:ChangeInAccountingEstimateByType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LineOfCreditFacilityIncreaseDecreaseForPeriodNet
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents
us-gaap:MinorityInterestDecreaseFromRedemptions
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeasePayments

us-gaap:OtherGeneralAndAdministrativeExpense
us-gaap:ConsolidatedEntities

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:BusinessAcquisition
us-gaap:PaymentsToAcquireBusinessesGross
us-gaap:SubsequentEventType

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireEquityMethodInvestments

us-gaap:PaymentsToAcquireIntangibleAssets

us-gaap:PaymentsToAcquireOtherInvestments

us-gaap:PaymentsToMinorityShareholders
us-gaap:ConsolidatedEntities

us-gaap:ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital

us-gaap:ProceedsFromIssuanceOfCommonStock
us-gaap:StatementClassOfStock, us-gaap:SubsidiarySaleOfStock

us-gaap:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions

us-gaap:ProceedsFromMinorityShareholders
us-gaap:ConsolidatedEntities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromSaleOfOtherInvestments
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RelatedPartyTransactionAmountsOfTransaction

us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RepaymentsOfRelatedPartyDebt

us-gaap:RepaymentsOfSeniorDebt
dei:LegalEntity
us-gaap:SaleOfStockConsiderationReceivedOnTransaction
dei:LegalEntity, us-gaap:ConsolidatedEntities
dei:LegalEntity, us-gaap:SubsequentEventType
us-gaap:StatementClassOfStock, us-gaap:SubsidiarySaleOfStock
dei:LegalEntity, us-gaap:SubsequentEventType
us-gaap:SaleOfStockNumberOfSharesIssuedInTransaction

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:TemporaryEquityAccretionToRedemptionValue
us-gaap:ConsolidatedEntities
us-gaap:StatementEquityComponents

us-gaap:UnrealizedGainLossOnInvestments
us-gaap:ConsolidatedEntities
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:InvestmentType
us-gaap:InvestmentType
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementScenario
us-gaap:ConsolidatedEntities
us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityOperatingIncomeOrLoss

us-gaap:VariableLeaseCost
us-gaap:StatementClassOfStock
dei:EntityCommonStockSharesOutstanding

dei:EntityPublicFloat

hlne:AssetAcquisitionContingentConsiderationLiability
us-gaap:SubsequentEventType
hlne:ClassOfWarrantOrRightInvestment
us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:VariableRate
hlne:DebtInstrumentVariableInterestRateFloor

hlne:DeferredTaxAssetBasisDifferenceInSubsidiary
us-gaap:ValuationAllowanceByDeferredTaxAsset

hlne:DeferredTaxAssetsTaxReceivableAgreement

hlne:FeesReceivable
hlne:InvestmentsByConsolidatedAndNonconsolidatedEntities
us-gaap:ConsolidatedEntities
us-gaap:RelatedPartyTransactionsByRelatedParty

hlne:IncentiveFeeCompensationExpenseUnrecordedEstimate

hlne:IncentiveFeeRevenueCarriedInterestUnrecordedEstimate
us-gaap:InvestmentType, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique
hlne:InvestmentMeasurementInput
us-gaap:Range, us-gaap:InvestmentType, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique
us-gaap:Range, us-gaap:InvestmentType, us-gaap:ValuationTechnique

hlne:InvestmentsHeldInTrust
us-gaap:FairValueByFairValueHierarchyLevel

hlne:LesseeOperatingLeaseLeaseNotYetCommencedFutureLeasePayments

hlne:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour

hlne:MemberDistributionPayable
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
hlne:RelatedPartyTransactionAdditionalEstimatedPayable

hlne:SecuredFinancingAmortizedCost

hlne:SecuredFinancingFairValueDisclosure

hlne:VariableInterestEntityNonconsolidatedOutstandingUnfundedCommitments

hlne:VariableInterestEntityNonconsolidatedTotalCommitments
us-gaap:SubsequentEventType
hlne:WarrantsAndRightsInvestment

us-gaap:AccountsPayableCurrentAndNoncurrent

us-gaap:AlternativeInvestment
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis

us-gaap:AssetsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis

us-gaap:ContractWithCustomerAssetNet

us-gaap:ContractWithCustomerLiability

us-gaap:DebtInstrumentCarryingAmount
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:DebtInstrumentFaceAmount
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentFairValue
us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment

us-gaap:DeferredTaxAssetsStateTaxes

us-gaap:DividendsPayableCurrentAndNoncurrent

us-gaap:DueFromRelatedParties
hlne:InvestmentsByConsolidatedAndNonconsolidatedEntities
us-gaap:ConsolidatedEntities

us-gaap:DueToRelatedPartiesCurrentAndNoncurrent
us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RelatedPartyTransaction, us-gaap:ValuationAllowanceByDeferredTaxAsset
us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:EmployeeRelatedLiabilitiesCurrentAndNoncurrent

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions
us-gaap:AwardType
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:EquityMethodInvestmentOwnershipPercentage
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:EquityMethodInvestments
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:InvestmentType

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount
us-gaap:InvestmentType

us-gaap:FinancialLiabilitiesFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
us-gaap:SubsequentEventType
us-gaap:InvestmentOwnedBalanceShares

us-gaap:Investments
us-gaap:ConsolidatedEntities

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
us-gaap:Ownership
us-gaap:MinorityInterestOwnershipPercentageByParent
hlne:InvestmentsByConsolidatedAndNonconsolidatedEntities
us-gaap:NoncontrollingInterestInVariableInterestEntity
us-gaap:ConsolidatedEntities

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

us-gaap:OtherCommitment
us-gaap:OtherCommitments

us-gaap:OtherInvestments
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:InvestmentType
us-gaap:InvestmentType
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:OtherLiabilities
us-gaap:ConsolidatedEntities
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:OtherLiabilitiesFairValueDisclosure

us-gaap:PrepaidExpenseCurrentAndNoncurrent

us-gaap:RestrictedCash
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities
us-gaap:RestrictedCashEquivalents

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
hlne:InvestmentsByConsolidatedAndNonconsolidatedEntities
us-gaap:VariableInterestEntityEntityMaximumLossExposureAmount
us-gaap:ConsolidatedEntities

us-gaap:WarrantsAndRightsOutstanding
us-gaap:FairValueByFairValueHierarchyLevel

Plots across concepts


IncomeStatement
Other Comprehensive Income Loss Net Of Tax
Expenses
Interest Expense
Balance Sheet
Goodwill
Assets
Other Assets
Current Assets
Cash And Cash Equivalents At Carrying Value
NonCurrent Assets
Goodwill
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Dividends Payable Current And Noncurrent
Noncurrent Liabilities
Long Term Debt
Stockholders Equity
Additional Paid In Capital
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Increase Decrease In Accounts Payable
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
DividendsAndRepurchase
Payments For Repurchase Of Common Stock
NonoperatingIncomeExpense
Interest Expense
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Remainder Of Fiscal Year

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassA████▇▆▆▆▄▄▄▃▂▂▁▁▁▁0.0360.0360.0350.0350.0330.030.030.030.0270.0270.0260.0250.0220.0220.0190.0190.0190.019NANANA
 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassB▁▁▂▂▃▄▄▄▅▅▅▅▇▇████0.0170.0170.0180.0180.020.0220.0220.0220.0240.0240.0240.0240.0260.0260.0280.0280.0280.028NANANA
 us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding us-gaap:StatementClassOfStock us-gaap:CommonClassA36.128994NA34.75139233.20412630.440152NA29.60820627.6328927.041981NA25.57481823.25741922.773487NA18.12653218.64686618.45941518.341079NANANA
 us-gaap:WeightedAverageNumberOfSharesOutstandingBasic us-gaap:StatementClassOfStock us-gaap:CommonClassA36.003089NA34.47843732.96204630.23745NA29.18503927.22915226.706719NA25.05109422.67186522.248547NA18.12653218.11378117.98160117.788363NANANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:StatementClassOfStock hlne:ClassBandClassCUnitsofHamiltonLaneAdvisorsL.L.C.17.553234NA18.91209918.91209921.044479NA23.96899423.96899426.420627NA27.8199327.8199330.603983NA34.43866934.43866934.438669NANANANA
 us-gaap:EarningsPerShareBasic us-gaap:StatementClassOfStock us-gaap:CommonClassA▇██▆▃▆▅▆▅▄▄▅▅▆▁▄▄▃▃▃▃0.781.010.960.660.110.710.460.560.430.320.220.490.40.69-0.350.260.30.030.00.00.0
 us-gaap:EarningsPerShareDiluted us-gaap:StatementClassOfStock us-gaap:CommonClassA▇██▆▃▆▅▆▅▄▄▅▅▆▁▄▄▃▃▃▃0.781.00.960.660.110.70.460.560.420.310.220.490.390.68-0.350.260.30.030.00.00.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
us-gaap:AllocatedShareBasedCompensationExpense ▂▂▂▂▂█▂▂▂▂▂▂▂▁▁▂▁▁▁▁▁2.3411.7691.7591.8031.7487.1831.7611.7561.7271.6041.5961.5951.5871.2721.2841.5721.4161.1751.1691.2431.094
us-gaap:ComprehensiveIncomeNetOfTax ▆█▇▅▂▅▄▄▄▃▃▄▃▄▁▃▃▂▂▂▂28.16839.75933.20321.8973.2420.56813.50615.27811.3888.0445.46911.2228.84513.498-6.3094.9875.4760.6260.00.00.0
 us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest us-gaap:ConsolidatedEntities hlne:PartnershipsOfSubsidiary▅▅▅█▁▄▅▅▆▄▆▆▅▆▆▅▆▅▅▆▆0.2130.096-0.0681.732-2.01-0.5080.0440.0450.504-0.5110.6810.514-0.120.6980.7680.0840.8980.1680.0640.4150.545
 us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest us-gaap:ConsolidatedEntities srt:Subsidiaries▇█▇▇▁▆▅▆▅▄▆▇▅19.29623.43721.49721.113.72818.40714.90316.90815.57412.86616.78820.83614.378NANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▆█▇▆▁▅▄▄▄▃▃▄▃▆▃▃▃▂▂▃▂44.68164.58554.63244.7394.95838.46728.45332.23127.46620.39922.93832.57223.10344.61817.83319.12125.64716.66817.06524.34516.262
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▇█▇▇▁▅▄▄▄▃▅▅▃▆▅▃▄▂▂▃▂56.64568.4861.06156.7686.89241.01732.98834.94931.7925.30741.37838.15224.7248.61440.7920.92229.30417.20617.17424.38415.99
us-gaap:IncomeTaxExpenseBenefit ▅▂▃▅▂▂▂▂▂▃▇▃▂▂█▂▂▁▁▁▁11.9643.8956.42912.1691.9242.4044.5512.6764.3374.918.4635.581.6173.99622.9572.6883.6920.580.1110.026-0.401
us-gaap:InterestExpense NA0.5960.4680.4930.4870.6030.6510.7450.8170.7790.7670.7280.7650.7070.6643.5121.1065.7852.9242.9542.902
 us-gaap:InterestExpense us-gaap:ConsolidatedEntities srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE1.165NANANA0.487NANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▆█▇▅▂▅▄▄▄▃▃▄▃▄▁▃▃▂▂▂▂28.16839.7633.20321.8133.24620.64813.49715.29911.3818.0485.45811.2228.84513.498-6.3094.6885.4640.6120.00.00.0
 us-gaap:NetIncomeLossAttributableToNoncontrollingInterest us-gaap:ConsolidatedEntities hlne:PartnershipsOfSubsidiary0.213NA-0.0681.732-2.01-0.5080.0440.0450.504-0.5110.6810.514-0.120.6980.7680.0840.8980.1680.0640.4150.545
 us-gaap:NetIncomeLossAttributableToNoncontrollingInterest us-gaap:ConsolidatedEntities srt:Subsidiaries19.296NA21.49721.0543.73218.47314.89616.92915.56812.8716.77620.83614.378NANANANANANANANA
 us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic us-gaap:StatementClassOfStock us-gaap:CommonClassA28.168NA33.20321.8133.246NA13.49715.29911.3818.0485.45811.2228.84513.498-6.3094.6885.4640.612NANANA
 us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted us-gaap:StatementClassOfStock us-gaap:CommonClassA28.202NA33.29721.8733.25520.73313.58515.40911.4528.0765.51711.3878.96413.767-6.3094.7775.5470.621NANANA
us-gaap:NonoperatingIncomeExpense ██▇▇▁▆▅▆▅▄▇▇▄▅▅▅▅▄▅▅▄20.89522.61818.34218.454-21.9417.3984.0968.0244.797-3.62113.14116.785-0.9724.2526.4860.9165.023-1.8540.4220.941-0.87
us-gaap:OperatingExpenses ▅█▅▆▅▅▄▄▄▄▄▃▄▃▃▂▂▂▂▂▁43.24557.01541.86446.11740.91143.31339.24637.36737.69338.0637.75934.46637.6733.24730.7128.70328.4227.61925.57927.80122.706
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax NA0.00.00.14-0.01-0.1460.016-0.0420.013-0.0080.0230.00.00.00.0NANANANANANA
us-gaap:OtherComprehensiveIncomeLossNetOfTax NA0.00.00.14-0.01-0.1460.016-0.0420.013-0.0080.0230.00.00.00.00.8870.0350.0420.002-0.013-0.129
 us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:ConsolidatedEntities,us-gaap:StatementEquityComponents srt:Subsidiaries,us-gaap:NoncontrollingInterestNA0.00.00.056-0.004-0.0660.007-0.0210.006-0.0040.012NANANANANANA0.028NANANA
 us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedOtherComprehensiveIncomeNA0.00.00.084-0.006-0.080.009-0.0210.007-0.0040.011NANA0.00.00.2990.0120.014NANANA
us-gaap:OtherNonoperatingIncomeExpense ▃▁▅▂▁▃▂▄▁▁▆█▁▂▄▂▁▁▂▂▁3.603-0.9366.2290.875-0.2751.9970.0974.957-0.879-0.0368.89212.194-0.1350.8674.1880.087-0.106-0.1490.2220.010.0
us-gaap:ProfitLoss ▆█▇▆▁▅▄▄▄▃▃▄▃▆▃▃▃▂▂▃▂44.68164.58654.63244.5994.96838.61328.43732.27327.45320.40722.91532.57223.10344.61817.83318.23425.61216.62617.06324.35816.391
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▅█▆▆▄▅▄▄▄▄▄▃▄▅▄▂▂▂▁▂▁78.995102.87784.58384.43169.74476.93268.13864.29264.68666.98865.99655.83363.36277.60965.01448.70952.70146.67942.33151.24439.566
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
us-gaap:Assets ██▅▄▃▃▃▃▂▂▂▂▂▁▁▁▁▁1139.3021136.519715.829608.089526.507473.529469.379445.382392.844360.591363.852356.241306.735293.795273.046271.178264.543240.617NANANA
us-gaap:Liabilities ██▆▄▃▂▃▃▂▂▂▂▁▁▁▁▁▁523.878546.318415.977344.894293.896236.128253.029240.751215.009190.869190.721194.094161.81157.721165.028167.843166.949153.99NANANA
us-gaap:LiabilitiesAndStockholdersEquity ██▅▄▃▃▃▃▂▂▂▂▂▁▁▁▁▁1139.3021136.519715.829608.089526.507473.529469.379445.382392.844360.591363.852356.241306.735293.795273.046271.178264.543240.617NANANA
us-gaap:StockholdersEquity █▇▇▆▅▄▄▄▃▃▃▃▂▂▁▁▁▁253.478238.129216.32192.338166.788154.791143.573136.761115.33110.226103.606101.31683.53578.42657.84365.64662.87760.042NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
us-gaap:CashAndCashEquivalentsAtCarryingValue NA87.02592.89581.98771.09150.12481.59971.89958.87149.35778.94175.18153.64147.59668.67748.9446.47132.286NANANA
 us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConsolidatedEntities srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE▁█73.12487.025NANA71.091NANANANANANANANANANANANANANANANA
 us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConsolidatedEntities us-gaap:VariableInterestEntityPrimaryBeneficiary▁█0.0760.311NANANANANANANANANANANANANANANANANANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▆▇█▇▆▃▇▆▄▃▆▆▃▃▅▃▃▁▄▄▄76.24890.37795.93785.02974.23853.2184.69475.08361.37351.5981.14177.35755.44249.38370.46450.72348.32834.13556.23660.00963.649
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
us-gaap:PropertyPlantAndEquipmentGross NA33.371NANANA17.839NANANA17.811NANANA14.305NANANA15.337NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ComputerEquipmentNA6.859NANANA6.156NANANA6.1NANANA4.056NANANA5.598NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:FurnitureAndFixturesNA2.003NANANA2.698NANANA3.739NANANA4.183NANANA3.855NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LeaseholdImprovementsNA22.687NANANA6.755NANANA5.927NANANA2.464NANANA3.812NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:OfficeEquipmentNA1.822NANANA2.23NANANA2.045NANANA3.602NANANA2.072NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NA10.063NANANA10.437NANANA9.703NANANA9.523NANANA11.274NANANA
us-gaap:PropertyPlantAndEquipmentNet █▇▄▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁27.09123.30814.018.2237.6667.4027.288.0268.1588.1088.1257.0965.84.7824.0613.9994.0144.063NANANA
us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures ▄█▃▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁377.988649.626264.613224.032194.864207.747193.168174.134168.436154.491147.411134.256141.164137.253130.765127.09124.027120.147NANANA
us-gaap:Goodwill NA3.943NANANA3.943NANANA3.943NANANA3.943NANANA1.069NANANA
 us-gaap:Goodwill us-gaap:BusinessAcquisition hlne:A361CapitalLLCNANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Goodwill us-gaap:SubsequentEventType us-gaap:SubsequentEventNANANANANANANANANANANANANANANANANANANANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill NA7.925NANANA8.328NANANA2.562NANANA3.021NANANA0.4NANANA
us-gaap:OperatingLeaseRightOfUseAsset ▇██▁▁▁61.91664.38466.179.9979.6979.577NANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
us-gaap:LongTermDebt ▇█▁▁▂▂▁▁▁▁▁▁▂▂▂▂▂▂147.648163.17573.6374.08474.53874.52467.24569.10770.0370.95471.87872.80283.70784.16284.61785.07283.74584.31NANANA
 us-gaap:MinorityInterest us-gaap:ConsolidatedEntities hlne:PartnershipsOfSubsidiaryNA2.2112.0863.5062.6554.8535.4415.5925.9325.7166.5546.8736.7097.2668.3638.8619.7059.901NANANA
 us-gaap:MinorityInterest us-gaap:ConsolidatedEntities srt:SubsidiariesNA73.86181.44667.35163.16877.75767.33662.27856.57353.78NANANA50.382NANANANANANANA
 us-gaap:MinorityInterest us-gaap:StatementClassOfStock us-gaap:CommonClassA2.561NANANANANANANANANANANANANANANANANANANANA
 us-gaap:MinorityInterest us-gaap:StatementClassOfStock us-gaap:CommonClassB83.385NANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo ▆█▆▁6.1126.8066.2364.149NANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree ▆▇█▁5.676.1936.8562.447NANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour ▆▇█▁5.0585.6916.2331.367NANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NA5.0785.7240.755NANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NA71.80876.886NANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
us-gaap:StockholdersEquity █▇▇▆▅▄▄▄▃▃▃▃▂▂▁▁▁▁253.478238.129216.32192.338166.788154.791143.573136.761115.33110.226103.606101.31683.53578.42657.84365.64662.87760.042NANANA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest █▇▇▆▅▅▅▄▄▃▃▃▃▂▂▁▁▁339.424314.201299.852263.195232.611237.401216.35204.631177.835169.722173.131162.147144.925136.074108.018103.33597.59486.627NANANA
 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassA████▇▆▆▆▄▄▄▃▂▂▁▁▁▁0.0360.0360.0350.0350.0330.030.030.030.0270.0270.0260.0250.0220.0220.0190.0190.0190.019NANANA
 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassB▁▁▂▂▃▄▄▄▅▅▅▅▇▇████0.0170.0170.0180.0180.020.0220.0220.0220.0240.0240.0240.0240.0260.0260.0280.0280.0280.028NANANA
us-gaap:AdditionalPaidInCapital ██▇▇▆▅▅▅▄▃▃▃▂▂▁▁▁▁150.345150.564142.564141.01126.585107.727109.05107.71893.54392.48288.23486.08974.80273.82962.85361.17460.2261.845NANANA
 us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:ConsolidatedEntities srt:Subsidiaries█▇▆▄▃▃▂▂▁▁103.0887.51273.70351.27540.23447.0934.46928.99821.72217.686NANANANANANANANANANANA
 us-gaap:MinorityInterest us-gaap:ConsolidatedEntities hlne:PartnershipsOfSubsidiaryNA2.2112.0863.5062.6554.8535.4415.5925.9325.7166.5546.8736.7097.2668.3638.8619.7059.901NANANA
 us-gaap:MinorityInterest us-gaap:ConsolidatedEntities srt:SubsidiariesNA73.86181.44667.35163.16877.75767.33662.27856.57353.78NANANA50.382NANANANANANANA
 us-gaap:MinorityInterest us-gaap:StatementClassOfStock us-gaap:CommonClassA2.561NANANANANANANANANANANANANANANANANANANANA
 us-gaap:MinorityInterest us-gaap:StatementClassOfStock us-gaap:CommonClassB83.385NANANANANANANANANANANANANANANANANANANANA
us-gaap:StockIssuedDuringPeriodValueNewIssues NANA0.0-0.002-0.002NA0.0-0.002NA0.00.0-0.002NANANANANANANANANA
 us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:ConsolidatedEntities,us-gaap:StatementEquityComponents srt:Subsidiaries,us-gaap:NoncontrollingInterestNANA0.0-6.413-9.525NA0.0-6.37NA-3.6990.0-5.894NANANANANANANANANA
 us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementClassOfStock,us-gaap:StatementEquityComponents us-gaap:CommonClassA,us-gaap:CommonStockNANA0.00.0020.003NA0.00.003NA0.0010.00.003NANANANANANANANANA
 us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementClassOfStock,us-gaap:StatementEquityComponents us-gaap:CommonClassB,us-gaap:CommonStockNANA0.0-0.002-0.002NA0.0-0.002NA0.00.0-0.002NANANANANANANANANA
 us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapitalNANA0.06.4119.522NA0.06.367NA3.6980.05.891NANANANANANANANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue 2.341NA1.7591.8131.758NA1.7811.7611.741NA1.6041.611.61NA1.411.5181.416NANANANA
us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders NA-0.0291.3520.8810.1880.080.1950.3850.2880.3271.00.350.4371.7951.2660.9281.094NANANANA
 us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders us-gaap:ConsolidatedEntities,us-gaap:StatementEquityComponents hlne:PartnershipsOfSubsidiary,us-gaap:NoncontrollingInterestNA-0.0291.3520.8810.1880.080.1950.3850.2880.3271.00.350.4371.7951.2660.9281.094NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▅▆█▆▇▂▆▅▅▁▅▅▅▁▅▅▄▁▅▄▃32.38940.36758.15742.17947.4558.31841.85232.80133.4024.71333.85335.19237.8641.34932.55233.60529.1864.05232.8927.30117.436
us-gaap:NetCashProvidedByUsedInInvestingActivities █▁▇▇█▇▇██▇▇██████████-4.431-374.368-30.062-11.277-6.074-20.67-18.45-0.292-10.488-13.566-14.22716.674-8.094-6.577-4.304-7.38-3.512-2.365-4.568-2.837-6.945
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁█▁▁▁▁▂▁▂▁▁▁▁▁▂▁▂▁▁▁▁-42.087328.441-17.187-20.251-20.343-19.025-13.739-18.81-13.135-20.693-15.855-29.951-23.711-15.853-8.507-23.83-11.481-23.788-32.095-28.104-17.224
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▃▄▇▇█▁▆▇▆▁▆█▆▂█▅▇▂▅▅▄-14.129-5.5610.90810.79121.028-31.4849.61113.719.783-29.5513.78421.9156.059-21.08119.7412.39514.193-22.101-3.773-3.64-6.733
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
us-gaap:DepreciationDepletionAndAmortization █▆▅▅▅▅▃▄▄▇▂▂▂▁▁▁▁▁▁▁▁1.3781.1521.0050.9731.0040.9120.7710.8060.8021.220.6180.6310.510.4950.4860.4730.4370.4750.4670.4850.488
us-gaap:IncreaseDecreaseInAccountsPayable ▆▄▃▆▂▃▅▂▄▄█▄▁▅▄▃▄▃▆▄▃0.9760.104-0.2341.155-0.82-0.5460.548-0.7860.130.1751.9680.071-1.2950.620.297-0.543-0.04-0.2561.1320.103-0.254
us-gaap:NetCashProvidedByUsedInOperatingActivities ▅▆█▆▇▂▆▅▅▁▅▅▅▁▅▅▄▁▅▄▃32.38940.36758.15742.17947.4558.31841.85232.80133.4024.71333.85335.19237.8641.34932.55233.60529.1864.05232.8927.30117.436
us-gaap:NetIncomeLoss ▆█▇▅▂▅▄▄▄▃▃▄▃▄▁▃▃▂▂▂▂28.16839.7633.20321.8133.24620.64813.49715.29911.3818.0485.45811.2228.84513.498-6.3094.6885.4640.6120.00.00.0
us-gaap:ProfitLoss ▆█▇▆▁▅▄▄▄▃▃▄▃▆▃▃▃▂▂▃▂44.68164.58654.63244.5994.96838.61328.43732.27327.45320.40722.91532.57223.10344.61817.83318.23425.61216.62617.06324.35816.391
us-gaap:ShareBasedCompensation █▅▅▅▅▆▅▅▅▄▄▄▄▂▂▄▃▁▁▂▁2.3411.7691.7591.8031.7481.9391.7611.7561.7271.6051.5951.5951.5871.2721.2841.5721.4161.1751.1691.2431.094
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
us-gaap:NetCashProvidedByUsedInInvestingActivities █▁▇▇█▇▇██▇▇██████████-4.431-374.368-30.062-11.277-6.074-20.67-18.45-0.292-10.488-13.566-14.22716.674-8.094-6.577-4.304-7.38-3.512-2.365-4.568-2.837-6.945
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▄█▅▂▂▂▁▁▂▁▂▂▂▂▁▁▁▁▁▁▁4.53510.0796.411.150.9980.771-0.0890.5590.7370.6081.5331.8121.4131.1020.4330.3310.3880.5560.1360.220.363
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁█▁▁▁▁▂▁▂▁▁▁▁▁▂▁▂▁▁▁▁-42.087328.441-17.187-20.251-20.343-19.025-13.739-18.81-13.135-20.693-15.855-29.951-23.711-15.853-8.507-23.83-11.481-23.788-32.095-28.104-17.224
us-gaap:PaymentsOfDividends ███▇▆▆▆▆▅▄▄▄▃▃▁▅▁▁▁11.20110.77410.77310.1028.0278.0268.0237.3455.6735.3254.7294.7293.8933.1710.0016.3390.00.00.0NANA
us-gaap:Dividends █▇▇▇▆▅▅▅▄▃▃▂▂▂▁▁▁12.611.210.77510.77210.1028.0278.0268.0237.3455.6735.3254.7294.7293.8923.1733.1723.167NANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock NA0.0010.00.0020.0020.00.00.0020.00.00.0NANA0.0020.0NANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType hlne:MultiDrawFacility,us-gaap:LineOfCredit▄▄3.5e-063.5e-06NANANA4e-06NANANANANANANANANANANANANANANA

Common Stock Value

us-gaap:CommonStockValue us-gaap:StatementClassOfStock

us-gaap:CommonStockValue

us-gaap:CommonClassA


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value36000.036000.035000.035000.033000.030000.030000.030000.027000.027000.026000.025000.022000.022000.019000.019000.019000.019000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassB


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value17000.017000.018000.018000.020000.022000.022000.022000.024000.024000.024000.024000.026000.026000.028000.028000.028000.028000.0
Percentage of CommonStockValue47.247.251.451.460.673.373.373.388.988.992.396.0118.2118.2147.4147.4147.4147.4
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassB0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding us-gaap:StatementClassOfStock

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:CommonClassA


Weighted
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-31
Value3634333029272725232218181818
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic us-gaap:StatementClassOfStock

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:CommonClassA


Weighted
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-31
Value3634323029272625222218181717
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:StatementClassOfStock

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

hlne:ClassBandClassCUnitsofHamiltonLaneAdvisorsL.L.C.


Antidilutive
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-30
Value17181821232326272730343434
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic us-gaap:StatementClassOfStock

us-gaap:EarningsPerShareBasic

us-gaap:CommonClassA


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0.781.010.960.660.110.710.460.560.430.320.220.490.40.69-0.350.260.30.03000
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted us-gaap:StatementClassOfStock

us-gaap:EarningsPerShareDiluted

us-gaap:CommonClassA


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0.781.00.960.660.110.70.460.560.420.310.220.490.390.68-0.350.260.30.03000
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value2341000.01769000.01759000.01803000.01748000.07183000.01761000.01756000.01727000.01604000.01596000.01595000.01587000.01272000.01284000.01572000.01416000.01175000.01169000.01243000.01094000.0
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.01.72.12.12.59.32.62.72.72.42.42.92.51.62.03.22.72.52.82.42.8

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value283933213.24201315118.0445.469118.84513-6.3094.9875.4760.6260.00.00.0
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.738.639.325.94.626.719.823.817.612.08.320.114.017.4-9.710.210.41.30.00.00.0

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest us-gaap:ConsolidatedEntities

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

hlne:HamiltonLaneAllianceHoldingsIInc


Comprehensive
Period End2021-06-30
Value-2.996
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:HamiltonLaneAllianceHoldingsIInc0.0

hlne:PartnershipsOfSubsidiary


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0.2130.096-0.0681.732-2.01-0.5080.0440.0450.504-0.5110.6810.514-0.120.6980.7680.0840.8980.1680.0640.4150.545
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest-7.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.1-0.12.1-2.9-0.70.10.10.8-0.81.00.9-0.20.91.20.21.70.40.20.81.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:PartnershipsOfSubsidiary0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:Subsidiaries


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value192321213.7281814161512162014
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest-644.10.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.422.825.425.05.323.921.926.324.119.225.437.322.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:Subsidiaries0.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value446454444.95838283227202232234417192516172416
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax56.662.864.653.07.150.041.850.142.530.534.858.336.557.527.439.348.735.740.347.541.1

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value566861566.89241323431254138244840202917172415
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax71.766.672.267.29.953.348.454.449.137.862.768.339.062.662.743.055.636.940.647.640.4

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value113.8956.429121.9242.4044.5512.6764.3374.9185.581.6173.996222.6883.6920.580.1110.026-0.401
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.13.87.614.42.83.16.74.26.77.328.010.02.65.135.35.57.01.20.30.1-1.0

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0.5960.4680.4930.4870.6030.6510.7450.8170.7790.7670.7280.7650.7070.6643.5121.1065.7852.9242.9542.902
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.60.60.70.81.01.21.31.21.21.31.20.91.07.22.112.46.95.87.3

us-gaap:InterestExpense us-gaap:ConsolidatedEntities

srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE


Interest
Period End2021-06-302020-06-30
Value1.1650.487
Percentage of InterestExpense0.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.50.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE0.00.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value283933213.246201315118.0485.458118.84513-6.3094.6885.4640.6120.00.00.0
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.738.639.325.84.726.819.823.817.612.08.320.114.017.4-9.79.610.41.30.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest us-gaap:ConsolidatedEntities

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

hlne:HamiltonLaneAllianceHoldingsIInc


Net
Period End2021-06-30
Value-2.996
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:HamiltonLaneAllianceHoldingsIInc0.0

hlne:PartnershipsOfSubsidiary


Net
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0.213-0.0681.732-2.01-0.5080.0440.0450.504-0.5110.6810.514-0.120.6980.7680.0840.8980.1680.0640.4150.545
Percentage of NetIncomeLossAttributableToNoncontrollingInterest-7.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.3-0.12.1-2.9-0.70.10.10.8-0.81.00.9-0.20.91.20.21.70.40.20.81.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:PartnershipsOfSubsidiary0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:Subsidiaries


Net
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1921213.7321814161512162014
Percentage of NetIncomeLossAttributableToNoncontrollingInterest-644.10.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.425.424.95.424.021.926.324.119.225.437.322.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:Subsidiaries0.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic us-gaap:StatementClassOfStock

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:CommonClassA


Net
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2833213.2461315118.0485.458118.84513-6.3094.6885.4640.612
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.739.325.84.719.823.817.612.08.320.114.017.4-9.79.610.40.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CommonClassA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Diluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted us-gaap:StatementClassOfStock

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:CommonClassA


Net
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2833213.255201315118.0765.517118.96413-6.3094.7775.5470.621
Percentage of NetIncomeLossAvailableToCommonStockholdersDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.739.425.94.726.919.924.017.712.18.420.414.117.7-9.79.810.50.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CommonClassA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


Nonoperating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value20221818-21.9417.3984.0968.0244.797-3.6211316-0.9724.2526.4860.9165.023-1.8540.4220.941-0.87
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.522.021.721.9-31.59.66.012.57.4-5.419.930.1-1.55.510.01.99.5-4.01.01.8-2.2

Operating Expenses

us-gaap:OperatingExpenses

us-gaap:OperatingExpenses


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value435741464043393737383734373330282827252722
Percentage of OperatingExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax54.755.449.554.658.756.357.658.158.356.857.261.759.542.847.258.953.959.260.454.357.4

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax


Other
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value00140000.0-10000.0-146000.016000.0-42000.013000.0-8000.023000.00000
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax0.00.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.2-0.0-0.20.0-0.10.0-0.00.00.00.00.00.0

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312017-03-052016-12-312016-09-302016-06-30
Value00140000.0-10000.0-146000.016000.0-42000.013000.0-8000.023000.00000887000.035000.042000.002000.0-13000.0-129000.0
Percentage of OtherComprehensiveIncomeLossNetOfTax0.00.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.00.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.2-0.0-0.20.0-0.10.0-0.00.00.00.00.00.01.80.10.10.00.0-0.0-0.3

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

srt:Subsidiaries, us-gaap:NoncontrollingInterest


Other
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-03-31
Value0056000.0-4000.0-66000.07000.0-21000.06000.0-4000.012000.028000.0
Percentage of OtherComprehensiveIncomeLossNetOfTax0.00.040.040.045.243.850.046.250.052.266.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.1-0.0-0.10.0-0.00.0-0.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:Subsidiaries us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-03-312017-12-312017-09-302017-06-302017-03-31
Value0084000.0-6000.0-80000.09000.0-21000.07000.0-4000.011000.000299000.012000.014000.0
Percentage of OtherComprehensiveIncomeLossNetOfTax0.00.060.060.054.856.250.053.850.047.80.00.033.734.333.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.1-0.0-0.10.0-0.00.0-0.00.00.00.00.60.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value3.603-0.9366.2290.875-0.2751.9970.0974.957-0.879-0.0368.89212-0.1350.8674.1880.087-0.106-0.1490.2220.010.0
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.6-0.97.41.0-0.42.60.17.7-1.4-0.113.521.8-0.21.16.40.2-0.2-0.30.50.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312017-03-052016-12-312016-09-302016-06-30
Value446454444.9683828322720223223441718251613172416
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax56.662.864.652.87.150.241.750.242.430.534.758.336.557.527.437.448.635.60.040.347.541.4

us-gaap:ProfitLoss us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

hlne:PartnershipsOfSubsidiary, us-gaap:NoncontrollingInterest


Profit
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-0.0681.732-2.01-0.5080.0440.0450.504-0.5110.6810.514-0.120.6980.7680.0840.8980.056
Percentage of ProfitLoss-0.13.9-40.5-1.30.20.11.8-2.53.01.6-0.51.64.30.53.50.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.12.1-2.9-0.70.10.10.8-0.81.00.9-0.20.91.20.21.70.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:PartnershipsOfSubsidiary us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:Subsidiaries, us-gaap:NoncontrollingInterest


Profit
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-03-31
Value21213.73218141615121620141.976
Percentage of ProfitLoss39.347.275.147.852.452.556.763.173.264.062.211.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax25.424.95.424.021.926.324.119.225.437.322.70.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:Subsidiaries us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Profit
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value33213.246201315118.0485.458118.84513-6.3094.6885.4640.612
Percentage of ProfitLoss60.848.965.353.547.547.441.539.423.834.538.330.3-35.425.721.33.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax39.325.84.726.819.823.817.612.08.320.114.017.4-9.79.610.40.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value7810284846976686464666555637765485246425139
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidatedEntities, us-gaap:ProductOrService

srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE, hlne:IncentiveFeeRevenue


Revenue
Period End2021-06-302020-06-30
Value2.3642.244
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.03.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.03.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE hlne:IncentiveFeeRevenue100.0100.0

srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE, hlne:IncentiveFeeRevenueSpecializedFunds


Revenue
Period End2021-06-302020-06-30
Value1.6591.985
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.12.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.12.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE hlne:IncentiveFeeRevenueSpecializedFunds100.0100.0

us-gaap:VariableInterestEntityPrimaryBeneficiary, hlne:IncentiveFeeRevenue


Revenue
Period End2021-06-302020-06-30
Value2.7470.233
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.50.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.50.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:VariableInterestEntityPrimaryBeneficiary hlne:IncentiveFeeRevenue100.0100.0

us-gaap:VariableInterestEntityPrimaryBeneficiary, hlne:IncentiveFeeRevenueSpecializedFunds


Revenue
Period End2021-06-302020-06-30
Value2.7470.233
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.50.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.50.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:VariableInterestEntityPrimaryBeneficiary hlne:IncentiveFeeRevenueSpecializedFunds100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService

hlne:IncentiveFeeRevenue


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value5.111229.304182.477118.3015.0964.1359.059102.5851228162.4111.017
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.521.711.021.43.615.112.27.96.413.515.74.619.537.225.64.91.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.521.711.021.43.615.112.27.96.413.515.74.619.537.225.64.91.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:IncentiveFeeRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:IncentiveFeeRevenueCustomizedSeparateAccounts


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.705142.5020.3440.2598.4824.6630.1161.4961.4080.1520.56.6582.6830.0991.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.914.43.00.40.411.06.80.22.32.10.20.910.53.50.23.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.914.43.00.40.411.06.80.22.32.10.20.910.53.50.23.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:IncentiveFeeRevenueCustomizedSeparateAccounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:IncentiveFeeRevenueSpecializedFunds


Revenue
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-13.4996.802172.2183.1143.6384.982.6397.651102.0855.72526160.511
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-13.18.021.03.24.05.37.74.111.415.53.79.033.825.51.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-13.18.021.03.24.05.37.74.111.415.53.79.033.825.51.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:IncentiveFeeRevenueSpecializedFunds100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:ManagementAndAdvisoryFeeRevenue


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value7380756667655959605755535048484651
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax93.578.389.078.696.484.987.892.193.686.584.395.480.562.874.495.198.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax93.578.389.078.696.484.987.892.193.686.584.395.480.562.874.495.198.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:ManagementAndAdvisoryFeeRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:ManagementAndAdvisoryFeeRevenueAdvisory


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value6.3666.5116.6186.5456.7656.0695.8785.9616.2525.8435.9266.1526.209
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.16.37.87.89.77.98.69.39.78.79.011.09.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.16.37.87.89.77.98.69.39.78.79.011.09.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:ManagementAndAdvisoryFeeRevenueAdvisory100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:ManagementAndAdvisoryFeeRevenueCustomizedSeparateAccounts


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value24232323232322222122212120211919
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.022.727.528.233.730.833.234.934.033.132.737.832.227.130.540.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax31.022.727.528.233.730.833.234.934.033.132.737.832.227.130.540.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:ManagementAndAdvisoryFeeRevenueCustomizedSeparateAccounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:ManagementAndAdvisoryFeeRevenueDistributionManagement


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value4.1211.412.8270.7371.7271.7511.1080.7021.3590.7521.9750.711.0880.8431.8730.616
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.21.43.30.92.52.31.61.12.11.13.01.31.71.12.91.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.21.43.30.92.52.31.61.12.11.13.01.31.71.12.91.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:ManagementAndAdvisoryFeeRevenueDistributionManagement100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:ManagementAndAdvisoryFeeRevenueFundReimbursementRevenue


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.2270.2861.7210.9840.1931.1330.2070.991.8550.8520.4480.3810.330.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.32.01.20.31.50.31.52.91.30.70.70.50.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.32.01.20.31.50.31.52.91.30.70.70.50.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:ManagementAndAdvisoryFeeRevenueFundReimbursementRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

hlne:ManagementAndAdvisoryFeeRevenueReportingAndOther


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value5.2823.0412.6732.5842.8362.612.2372.0922.1632.4322.262.1631.95
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.73.03.23.14.13.43.33.33.33.63.43.93.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.73.03.23.14.13.43.33.33.33.63.43.93.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:ManagementAndAdvisoryFeeRevenueReportingAndOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:ManagementAndAdvisoryFeeRevenueSpecializedFunds


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value33453831323027262625232221191919
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax42.344.645.137.646.239.140.842.041.738.735.540.733.225.229.439.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax42.344.645.137.646.239.140.842.041.738.735.540.733.225.229.439.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:ManagementAndAdvisoryFeeRevenueSpecializedFunds100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService, us-gaap:RelatedPartyTransactionsByRelatedParty

hlne:IncentiveFeeRevenue, hlne:PartnershipsOfSubsidiary


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value4.575478.153172.355245.7315.0324.0877.019102.4341124161.8610.598
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.846.69.621.13.431.38.47.86.310.515.64.418.831.625.53.81.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.846.69.621.13.431.38.47.86.310.515.64.418.831.625.53.81.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:IncentiveFeeRevenue hlne:PartnershipsOfSubsidiary100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:ManagementAndAdvisoryFeeRevenue, hlne:PartnershipsOfSubsidiary


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value461995244441613939393733323027272532
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax58.8193.861.652.863.4209.757.460.961.355.551.158.848.335.541.753.462.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax58.8193.861.652.863.4209.757.460.961.355.551.158.848.335.541.753.462.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:ManagementAndAdvisoryFeeRevenue hlne:PartnershipsOfSubsidiary100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value11391136715608526473469445392360363356306293273271264240
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets hlne:InvestmentsByConsolidatedAndNonconsolidatedEntities

us-gaap:VariableInterestEntityNotPrimaryBeneficiary


Assetshlne:
Period End2020-12-312020-09-302020-06-302020-03-31
Value130134115128
Percentage of Assets18.322.222.027.2
Percentage of Assets18.322.222.027.2
Percentage of Assets us-gaap:VariableInterestEntityNotPrimaryBeneficiary100.0100.0100.0100.0

us-gaap:VariableInterestEntityPrimaryBeneficiary


Assetshlne:
Period End2020-12-312020-09-302020-06-302020-03-31
Value4.3197.2495.4699.988
Percentage of Assets0.61.21.02.1
Percentage of Assets0.61.21.02.1
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidatedEntities

hlne:HamiltonLaneAllianceHoldingsIInc


Assetsus-gaap:
Period End2021-06-302021-03-31
Value277277
Percentage of Assets24.324.4
Percentage of Assets24.324.4
Percentage of Assets hlne:HamiltonLaneAllianceHoldingsIInc100.0100.0

us-gaap:VariableInterestEntityNotPrimaryBeneficiary


Assetsus-gaap:
Period End2021-06-302021-03-312020-03-31
Value154143128
Percentage of Assets13.612.627.2
Percentage of Assets13.612.627.2
Percentage of Assets us-gaap:VariableInterestEntityNotPrimaryBeneficiary100.0100.0100.0

us-gaap:VariableInterestEntityPrimaryBeneficiary


Assetsus-gaap:
Period End2021-06-302021-03-312020-03-312019-12-312019-03-31
Value5.9424.7879.9881111
Percentage of Assets0.50.42.12.43.2
Percentage of Assets0.50.42.12.43.2
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

hlne:Partnerships


Assetsus-gaap:
Period End2021-03-312020-03-31
Value2305517992
Percentage of Assets2028.63799.8
Percentage of Assets2028.63799.8
Percentage of Assets hlne:Partnerships100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value523546415344293236253240215190190194161157165167166153
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets46.048.158.156.755.849.953.954.154.752.952.454.552.853.760.461.963.164.0

us-gaap:Liabilities us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

hlne:Partnerships


Liabilitiesus-gaap:
Period End2021-03-312020-03-31
Value128168
Percentage of Liabilities23.571.5
Percentage of Assets11.335.6
Percentage of Assets hlne:Partnerships0.60.9

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value11391136715608526473469445392360363356306293273271264240
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilitiesAndStockholdersEquity us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

hlne:Partnerships


Liabilities
Period End2021-03-312020-03-31
Value2305517992
Percentage of LiabilitiesAndStockholdersEquity2028.63799.8
Percentage of Assets2028.63799.8
Percentage of Assets hlne:Partnerships100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value253238216192166154143136115110103101837857656260
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets22.221.030.231.631.732.730.630.729.430.628.528.427.226.721.224.223.825.0

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value8792817150817158497875534768484632
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.713.013.513.510.617.416.115.013.721.721.117.516.225.218.017.613.4

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConsolidatedEntities

srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE


Cash
Period End2021-06-302021-03-312020-06-30
Value738771
Percentage of CashAndCashEquivalentsAtCarryingValue0.0100.0100.0
Percentage of Assets6.47.713.5
Percentage of Assets srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE0.00.00.0

us-gaap:VariableInterestEntityPrimaryBeneficiary


Cash
Period End2021-06-302021-03-31
Value0.0760.311
Percentage of CashAndCashEquivalentsAtCarryingValue0.00.4
Percentage of Assets0.00.0
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary1.36.5

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-03-31
Value7690958574538475615181775549705048345660637068
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.78.013.414.014.111.218.016.915.614.322.321.718.116.825.818.718.314.20.00.00.00.00.0

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value3317171415
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0
Percentage of Assets2.93.84.94.96.4

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

us-gaap:ComputerEquipment


Property
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value6.8596.1566.14.0565.598
Percentage of PropertyPlantAndEquipmentGross20.634.534.228.436.5
Percentage of Assets0.61.31.71.42.3
Percentage of Assets us-gaap:ComputerEquipment0.00.00.00.00.0

us-gaap:FurnitureAndFixtures


Property
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value2.0032.6983.7394.1833.855
Percentage of PropertyPlantAndEquipmentGross6.015.121.029.225.1
Percentage of Assets0.20.61.01.41.6
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.00.0

us-gaap:LeaseholdImprovements


Property
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value226.7555.9272.4643.812
Percentage of PropertyPlantAndEquipmentGross68.037.933.317.224.9
Percentage of Assets2.01.41.60.81.6
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.00.0

us-gaap:OfficeEquipment


Property
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value1.8222.232.0453.6022.072
Percentage of PropertyPlantAndEquipmentGross5.512.511.525.213.5
Percentage of Assets0.20.50.61.20.9
Percentage of Assets us-gaap:OfficeEquipment0.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value10109.7039.52311
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0
Percentage of Assets0.92.22.73.24.7

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2723148.2237.6667.4027.288.0268.1588.1088.1257.0965.84.7824.0613.9994.0144.063
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.42.12.01.41.51.61.61.82.12.22.22.01.91.61.51.51.51.7

Investments In Affiliates Subsidiaries Associates And Joint Ventures

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value377649264224194207193174168154147134141137130127124120
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets33.257.237.036.837.043.941.239.142.942.840.537.746.046.747.946.946.949.9

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures hlne:InvestmentsByConsolidatedAndNonconsolidatedEntities

us-gaap:VariableInterestEntityNotPrimaryBeneficiary


Investments
Period End2020-12-312020-09-302020-06-302020-03-31
Value122115107118
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures46.451.455.057.1
Percentage of Assets17.119.020.425.1
Percentage of Assets us-gaap:VariableInterestEntityNotPrimaryBeneficiary93.685.592.792.3

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures us-gaap:ConsolidatedEntities

srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE


Investments
Period End2021-06-302021-03-31
Value377368
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures100.056.8
Percentage of Assets33.232.5
Percentage of Assets srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE0.00.0

us-gaap:VariableInterestEntityNotPrimaryBeneficiary


Investments
Period End2021-06-302021-03-312020-03-31
Value147138118
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures39.121.357.1
Percentage of Assets13.012.225.1
Percentage of Assets us-gaap:VariableInterestEntityNotPrimaryBeneficiary95.496.592.3

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

hlne:Partnerships


Investments
Period End2021-03-312020-03-31
Value2244517577
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures3455.18461.1
Percentage of Assets1974.93712.1
Percentage of Assets hlne:Partnerships97.497.7

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value3943000.03943000.03943000.03943000.01069000.0
Percentage of Goodwill100.0100.0100.0100.0100.0
Percentage of Assets0.30.81.11.30.4

us-gaap:Goodwill us-gaap:BusinessAcquisition

hlne:A361CapitalLLC


Goodwillus-gaap:
Period End2021-04-01
Value5623000.0
Percentage of Goodwill0.0
Percentage of Assets0.0
Percentage of Assets hlne:A361CapitalLLC0.0

us-gaap:Goodwill us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Goodwillus-gaap:
Period End2021-04-01
Value5623000.0
Percentage of Goodwill0.0
Percentage of Assets0.0
Percentage of Assets us-gaap:SubsequentEvent0.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value7925000.08328000.02562000.03021000.0400000.0
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0
Percentage of Assets0.71.80.71.00.2

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value6164669.9979.6979.577
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0
Percentage of Assets5.45.79.21.61.82.0

Other Assets

us-gaap:OtherAssets

us-gaap:OtherAssets


Other
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value17231716171010101110109.7058.5358.8449.4813.5953.03
Percentage of OtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.63.32.93.23.72.22.42.63.12.83.03.22.93.23.51.41.3

us-gaap:OtherAssets us-gaap:ConsolidatedEntities

srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE


Other
Period End2021-06-302021-03-31
Value3117
Percentage of OtherAssets0.0100.0
Percentage of Assets2.81.6
Percentage of Assets srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE0.00.0

us-gaap:VariableInterestEntityPrimaryBeneficiary


Other
Period End2021-06-302021-03-31
Value1.0331.214
Percentage of OtherAssets0.06.8
Percentage of Assets0.10.1
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary17.425.4

us-gaap:OtherAssets us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

hlne:Partnerships


Other
Period End2021-03-312020-03-31
Value610415
Percentage of OtherAssets3426.72349.2
Percentage of Assets53.787.7
Percentage of Assets hlne:Partnerships2.62.3

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value14716373747474676970707172838484858384
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.014.410.312.214.215.714.315.517.819.719.820.427.328.631.031.431.735.0

us-gaap:LongTermDebt us-gaap:DebtInstrument

hlne:TermLoan


Long
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-30
Value737474676970717273
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.087.5
Percentage of Assets10.312.214.214.315.517.819.820.423.9
Percentage of Assets hlne:TermLoan0.00.00.00.00.00.00.00.00.0

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

hlne:MultiDrawFacility, us-gaap:LineOfCredit


Long
Period End2021-06-302021-03-31
Value7474
Percentage of LongTermDebt50.645.8
Percentage of Assets6.66.6
Percentage of Assets hlne:MultiDrawFacility us-gaap:LineOfCredit0.00.0

hlne:RevolvingLoanAgreement, us-gaap:LineOfCredit


Long
Period End2021-03-31
Value15
Percentage of LongTermDebt9.2
Percentage of Assets1.3
Percentage of Assets hlne:RevolvingLoanAgreement us-gaap:LineOfCredit0.0

hlne:TermLoanAgreement, us-gaap:LineOfCredit


Long
Period End2021-06-302021-03-312020-03-31
Value727374
Percentage of LongTermDebt49.445.0100.3
Percentage of Assets6.46.515.8
Percentage of Assets hlne:TermLoanAgreement us-gaap:LineOfCredit0.00.00.0

Minority Interest

us-gaap:MinorityInterest us-gaap:ConsolidatedEntities

us-gaap:MinorityInterest

hlne:PartnershipsOfSubsidiary


Minority
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2.2112.0863.5062.6554.8535.4415.5925.9325.7166.5546.8736.7097.2668.3638.8619.7059.901
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.30.60.51.01.21.31.51.61.81.92.22.53.13.33.74.1
Percentage of Assets hlne:PartnershipsOfSubsidiary0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:Subsidiaries


Minority
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value73816763776762565350
Percentage of MinorityInterest3340.63904.41921.02379.21602.21237.61113.7953.7940.9693.4
Percentage of Assets6.511.411.112.016.414.314.014.414.917.1
Percentage of Assets srt:Subsidiaries0.00.00.00.00.00.00.00.00.00.0

us-gaap:MinorityInterest us-gaap:StatementClassOfStock

us-gaap:CommonClassA


Minority
Period End2021-06-30
Value2.561
Percentage of MinorityInterest0.0
Percentage of Assets0.2
Percentage of Assets us-gaap:CommonClassA0.0

us-gaap:CommonClassB


Minority
Period End2021-06-30
Value83
Percentage of MinorityInterest0.0
Percentage of Assets7.3
Percentage of Assets us-gaap:CommonClassB0.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value6112000.06806000.06236000.04149000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0
Percentage of Assets0.50.60.90.7

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value5670000.06193000.06856000.02447000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0
Percentage of Assets0.50.51.00.4

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
Value5058000.05691000.06233000.01367000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0100.0
Percentage of Assets0.40.50.90.2

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2021-03-312020-12-312020-09-30
Value5078000.05724000.0755000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0100.0100.0
Percentage of Assets0.40.80.1

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2021-03-312020-12-31
Value7176
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0100.0
Percentage of Assets6.310.7

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value7675731010109.3971011
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.76.610.31.71.92.22.02.43.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value10010110311
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0100.0
Percentage of Assets8.99.014.41.9

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value2426290.718
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0
Percentage of Assets2.22.34.10.1

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value253238216192166154143136115110103101837857656260
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets22.221.030.231.631.732.730.630.729.430.628.528.427.226.721.224.223.825.0

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value3393142992632322372162041771691731621441361081039786
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets29.827.641.943.344.250.146.145.945.347.147.645.547.246.339.638.136.936.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

hlne:PartnershipsOfSubsidiary, us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2.5612.2112.0863.5062.6554.8535.4415.5925.9325.7166.5546.8736.7097.2668.3638.8619.7059.901
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.80.70.71.31.12.02.52.73.33.43.84.24.65.37.78.69.911.4
Percentage of Assets0.20.20.30.60.51.01.21.31.51.61.81.92.22.53.13.33.74.1
Percentage of Assets hlne:PartnershipsOfSubsidiary us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:Subsidiaries, us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value8373816763776762565362535450
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest24.623.527.225.627.232.831.130.431.831.736.433.337.737.0
Percentage of Assets7.36.511.411.112.016.414.314.014.414.917.315.117.817.1
Percentage of Assets srt:Subsidiaries us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

hlne:Partnerships


Stockholders
Period End2021-03-312020-03-31
Value2292717824
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest7297.07508.1
Percentage of Assets2017.33764.1
Percentage of Assets hlne:Partnerships99.499.1

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.0360.0360.0350.0350.0330.030.030.030.0270.0270.0260.0250.0220.0220.0190.0190.0190.019
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassB, us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.0170.0170.0180.0180.020.0220.0220.0220.0240.0240.0240.0240.0260.0260.0280.0280.0280.028
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassB us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value15015014214112610710910793928886747362616061
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest44.347.947.553.654.445.450.452.652.654.551.053.151.654.358.259.261.771.4
Percentage of Assets13.213.219.923.224.022.723.224.223.825.624.224.224.425.123.022.622.825.7
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value10387735140473428211715158.6854.549-5.0574.4252.9090.612
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest30.427.924.619.517.319.815.914.212.210.48.89.46.03.3-4.74.33.00.7
Percentage of Assets9.07.710.38.47.69.97.36.55.54.94.24.32.81.5-1.91.61.10.3
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue us-gaap:StatementClassOfStock

us-gaap:CommonStockValue

us-gaap:CommonClassA


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value36000.036000.035000.035000.033000.030000.030000.030000.027000.027000.026000.025000.022000.022000.019000.019000.019000.019000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassB


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value17000.017000.018000.018000.020000.022000.022000.022000.024000.024000.024000.024000.026000.026000.028000.028000.028000.028000.0
Percentage of CommonStockValue47.247.251.451.460.673.373.373.388.988.992.396.0118.2118.2147.4147.4147.4147.4
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassB0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value15015014214112610710910793928886747362616061
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.213.219.923.224.022.723.224.223.825.624.224.224.425.123.022.622.825.7

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:ConsolidatedEntities

us-gaap:RetainedEarningsAccumulatedDeficit

srt:Subsidiaries


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value103877351404734282117
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.07.710.38.47.69.97.36.55.54.9
Percentage of Assets srt:Subsidiaries0.00.00.00.00.00.00.00.00.00.0

Minority Interest

us-gaap:MinorityInterest us-gaap:ConsolidatedEntities

us-gaap:MinorityInterest

hlne:PartnershipsOfSubsidiary


Minority
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2.2112.0863.5062.6554.8535.4415.5925.9325.7166.5546.8736.7097.2668.3638.8619.7059.901
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.30.60.51.01.21.31.51.61.81.92.22.53.13.33.74.1
Percentage of Assets hlne:PartnershipsOfSubsidiary0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:Subsidiaries


Minority
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value73816763776762565350
Percentage of MinorityInterest3340.63904.41921.02379.21602.21237.61113.7953.7940.9693.4
Percentage of Assets6.511.411.112.016.414.314.014.414.917.1
Percentage of Assets srt:Subsidiaries0.00.00.00.00.00.00.00.00.00.0

us-gaap:MinorityInterest us-gaap:StatementClassOfStock

us-gaap:CommonClassA


Minority
Period End2021-06-30
Value2.561
Percentage of MinorityInterest0.0
Percentage of Assets0.2
Percentage of Assets us-gaap:CommonClassA0.0

us-gaap:CommonClassB


Minority
Period End2021-06-30
Value83
Percentage of MinorityInterest0.0
Percentage of Assets7.3
Percentage of Assets us-gaap:CommonClassB0.0

Stock Issued During Period Value New Issues

us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:StockIssuedDuringPeriodValueNewIssues


Stock
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-03-312018-12-312018-09-30
Value0.0-0.002-0.0020.0-0.0020.00.0-0.002
Percentage of StockIssuedDuringPeriodValueNewIssues0.0100.0100.00.0100.00.00.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.0

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

srt:Subsidiaries, us-gaap:NoncontrollingInterest


Stock
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-03-312018-12-312018-09-30
Value0.0-6.413-9.5250.0-6.37-3.6990.0-5.894
Percentage of StockIssuedDuringPeriodValueNewIssues0.0320650.0476250.00.0318500.00.00.0294700.0
Percentage of Assets0.00.00.00.00.00.00.00.0
Percentage of Assets srt:Subsidiaries us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.0

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock


Stock
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-03-312018-12-312018-09-302017-03-06
Value0.00.0020.0030.00.0030.0010.00.0030.014
Percentage of StockIssuedDuringPeriodValueNewIssues0.0-100.0-150.00.0-150.00.00.0-150.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA us-gaap:CommonStock0.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassB, us-gaap:CommonStock


Stock
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-03-312018-12-312018-09-302017-03-06
Value0.0-0.002-0.0020.0-0.0020.00.0-0.0020.028
Percentage of StockIssuedDuringPeriodValueNewIssues0.0100.0100.00.0100.00.00.0100.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassB us-gaap:CommonStock0.00.00.00.00.00.00.00.00.0

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-03-312018-12-312018-09-30
Value0.06.4119.5220.06.3673.6980.05.891
Percentage of StockIssuedDuringPeriodValueNewIssues0.0-320550.0-476100.00.0-318350.00.00.0-294550.0
Percentage of Assets0.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.0

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-30
Value2341000.01759000.01813000.01758000.01781000.01761000.01741000.01604000.01610000.01610000.01410000.01518000.01416000.0
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:ConsolidatedEntities, us-gaap:StatementEquityComponents

srt:Subsidiaries, us-gaap:NoncontrollingInterest


Adjustments
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-30
Value768000.0623000.0695000.0761000.0800000.0859000.0866000.0844000.0919000.0932000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue32.835.438.343.344.948.849.752.657.157.9
Percentage of Assets0.00.00.00.00.00.00.00.00.00.0
Percentage of Assets srt:Subsidiaries us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-30
Value1573000.01136000.01118000.0997000.0981000.0902000.0875000.0760000.0691000.0678000.0509000.0524000.0486000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue67.264.661.756.755.151.250.347.442.942.136.134.534.3
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

Minority Interest Decrease From Distributions To Noncontrolling Interest Holders

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders


Minority
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-29000.01352000.0881000.0188000.080000.0195000.0385000.0288000.0327000.01000000.0350000.0437000.01795000.01266000.0928000.01094000.0
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

hlne:PartnershipsOfSubsidiary, us-gaap:NoncontrollingInterest


Minority
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-29000.01352000.0881000.0188000.080000.0195000.0385000.0288000.0327000.01000000.0350000.0437000.01795000.01266000.0928000.01094000.0
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets hlne:PartnershipsOfSubsidiary us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value32405842478.3184132334.7133335371.3493233294.052322717
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax41.039.268.850.068.010.861.451.051.67.051.363.059.81.750.169.055.48.777.753.344.1

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-4.431-374.368-30.062-11.277-6.074-20.67-18.45-0.292-10.488-13.566-14.22716-8.094-6.577-4.304-7.38-3.512-2.365-4.568-2.837-6.945
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-5.6-363.9-35.5-13.4-8.7-26.9-27.1-0.5-16.2-20.3-21.629.9-12.8-8.5-6.6-15.2-6.7-5.1-10.8-5.5-17.6

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-42.087328-17.187-20.251-20.343-19.025-13.739-18.81-13.135-20.693-15.855-29.951-23.711-15.853-8.507-23.83-11.481-23.788-32.095-28.104-17.224
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-53.3319.3-20.3-24.0-29.2-24.7-20.2-29.3-20.3-30.9-24.0-53.6-37.4-20.4-13.1-48.9-21.8-51.0-75.8-54.8-43.5

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-14.129-5.56101021-31.4849.611139.783-29.5513.784216.059-21.081192.39514-22.101-3.773-3.64-6.733
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-17.9-5.412.912.830.2-40.914.121.315.1-44.15.739.39.6-27.230.44.926.9-47.3-8.9-7.1-17.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value1378000.01152000.01005000.0973000.01004000.0912000.0771000.0806000.0802000.01220000.0618000.0631000.0510000.0495000.0486000.0473000.0437000.0475000.0467000.0485000.0488000.0
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Payable

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsPayable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value976000.0104000.0-234000.01155000.0-820000.0-546000.0548000.0-786000.0130000.0175000.01968000.071000.0-1295000.0620000.0297000.0-543000.0-40000.0-256000.01132000.0103000.0-254000.0
Percentage of IncreaseDecreaseInAccountsPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Other Operating Capital Net

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet us-gaap:ConsolidatedEntities

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:VariableInterestEntityPrimaryBeneficiary


Increase
Period End2021-06-30
Value-129000.0
Percentage of IncreaseDecreaseInOtherOperatingCapitalNet100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value32405842478.3184132334.7133335371.3493233294.052322717
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax41.039.268.850.068.010.861.451.051.67.051.363.059.81.750.169.055.48.777.753.344.1

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value283933213.246201315118.0485.458118.84513-6.3094.6885.4640.6120.00.00.0
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.738.639.325.84.726.819.823.817.612.08.320.114.017.4-9.79.610.41.30.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312017-03-052016-12-312016-09-302016-06-30
Value446454444.9683828322720223223441718251613172416
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax56.662.864.652.87.150.241.750.242.430.534.758.336.557.527.437.448.635.60.040.347.541.4

us-gaap:ProfitLoss us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

hlne:PartnershipsOfSubsidiary, us-gaap:NoncontrollingInterest


Profit
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-0.0681.732-2.01-0.5080.0440.0450.504-0.5110.6810.514-0.120.6980.7680.0840.8980.056
Percentage of ProfitLoss-0.13.9-40.5-1.30.20.11.8-2.53.01.6-0.51.64.30.53.50.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.12.1-2.9-0.70.10.10.8-0.81.00.9-0.20.91.20.21.70.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hlne:PartnershipsOfSubsidiary us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

srt:Subsidiaries, us-gaap:NoncontrollingInterest


Profit
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-03-31
Value21213.73218141615121620141.976
Percentage of ProfitLoss39.347.275.147.852.452.556.763.173.264.062.211.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax25.424.95.424.021.926.324.119.225.437.322.70.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:Subsidiaries us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Profit
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value33213.246201315118.0485.458118.84513-6.3094.6885.4640.612
Percentage of ProfitLoss60.848.965.353.547.547.441.539.423.834.538.330.3-35.425.721.33.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax39.325.84.726.819.823.817.612.08.320.114.017.4-9.79.610.40.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value2341000.01769000.01759000.01803000.01748000.01939000.01761000.01756000.01727000.01605000.01595000.01595000.01587000.01272000.01284000.01572000.01416000.01175000.01169000.01243000.01094000.0
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-4.431-374.368-30.062-11.277-6.074-20.67-18.45-0.292-10.488-13.566-14.22716-8.094-6.577-4.304-7.38-3.512-2.365-4.568-2.837-6.945
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-5.6-363.9-35.5-13.4-8.7-26.9-27.1-0.5-16.2-20.3-21.629.9-12.8-8.5-6.6-15.2-6.7-5.1-10.8-5.5-17.6

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value4.535106.411.150.9980.771-0.0890.5590.7370.6081.5331.8121.4131.1020.4330.3310.3880.5560.1360.220.363
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-42.087328-17.187-20.251-20.343-19.025-13.739-18.81-13.135-20.693-15.855-29.951-23.711-15.853-8.507-23.83-11.481-23.788-32.095-28.104-17.224
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-53.3319.3-20.3-24.0-29.2-24.7-20.2-29.3-20.3-30.9-24.0-53.6-37.4-20.4-13.1-48.9-21.8-51.0-75.8-54.8-43.5

Payments Of Dividends

us-gaap:PaymentsOfDividends

us-gaap:PaymentsOfDividends


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value111010108.0278.0268.0237.3455.6735.3254.7294.7293.8933.1710.0016.3390.00.00.0
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

Dividends

us-gaap:Dividends

us-gaap:Dividends


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value12111010108.0278.0268.0237.3455.6735.3254.7294.7293.8923.1733.1723.167
Percentage of Dividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Dividends us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Dividendsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value12111010108.0278.0268.0237.3455.6735.3254.7294.7293.8923.1733.1723.167
Percentage of Dividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-03-312017-12-31
Value1000.002000.02000.0002000.00002000.00
Percentage of PaymentsForRepurchaseOfCommonStock100.00.0100.0100.00.00.0100.00.00.00.0100.00.0

Debt Instrument Interest Rate Stated Percentage

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

us-gaap:DebtInstrumentInterestRateStatedPercentage

hlne:MultiDrawFacility, us-gaap:LineOfCredit


Debt
Period End2021-06-302021-03-312020-03-31
Value3.53.54.0
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations hlne:MultiDrawFacility us-gaap:LineOfCredit0.00.00.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value21.1-3.910.521.40.279-0.0170.1380.0770.136-0.010.4460.1460.065-0.0830.5630.1280.1260.0090.0060.001-0.025
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value2511371077361
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value4637373038
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsValuationAllowance us-gaap:ValuationAllowanceByDeferredTaxAsset

hlne:DeferredTaxAssetTwoThousandTwentyOneOffering


Deferred
Period End2021-03-31
Value9.591
Percentage of DeferredTaxAssetsValuationAllowance20.5

hlne:NetOperatingLossCarryforwards


Deferred
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value0.1760.7680.9470.8450.68
Percentage of DeferredTaxAssetsValuationAllowance0.42.02.52.81.8

hlne:AdjustmentsToAdditionalPaidInCapitalDeferredTaxAdjustmentDueToExerciseOfOptionsAndVestingOfRestrictedStock

hlne:AdjustmentsToAdditionalPaidInCapitalDeferredTaxAdjustmentDueToExerciseOfOptionsAndVestingOfRestrictedStock


Adjustments
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-03-312017-12-31
Value4.828-0.0046.0148.4140.2950.026.2070.0043.1551.0216.175.5561.17
Percentage of AdjustmentsToAdditionalPaidInCapitalDeferredTaxAdjustmentDueToExerciseOfOptionsAndVestingOfRestrictedStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:AdjustmentsToAdditionalPaidInCapitalDeferredTaxAdjustmentDueToExerciseOfOptionsAndVestingOfRestrictedStock us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-03-312017-12-31
Value4.828-0.0046.0148.4140.2950.026.2070.0043.1551.0216.175.5561.17
Percentage of AdjustmentsToAdditionalPaidInCapitalDeferredTaxAdjustmentDueToExerciseOfOptionsAndVestingOfRestrictedStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:BusinessCombinationConsiderationTransferredFairValue us-gaap:BusinessAcquisition

hlne:BusinessCombinationConsiderationTransferredFairValue

hlne:A361CapitalLLC


Business
Period End2021-04-01
Value12
Percentage of BusinessCombinationConsiderationTransferredFairValue100.0

hlne:BusinessCombinationConsiderationTransferredFairValue us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Business
Period End2021-04-01
Value12
Percentage of BusinessCombinationConsiderationTransferredFairValue99.3

hlne:EstablishmentOfNetDeferredTaxAsset

hlne:EstablishmentOfNetDeferredTaxAsset


Establishment
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value290.038520.00.0370.0180.0
Percentage of EstablishmentOfNetDeferredTaxAsset100.00.0100.0100.00.00.0100.00.0100.00.0

hlne:IncentiveFeeCompensationExpense

hlne:IncentiveFeeCompensationExpense


Incentive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value1.2545.5822.3294.3410.6177.1922.0461.2591.0092.2462.4980.6332.4080.3940.5230.6030.254-0.250.0811.140.496
Percentage of IncentiveFeeCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:IncreaseDecreaseInFeesReceivable

hlne:IncreaseDecreaseInFeesReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-0.1552.578-6.4489.395-6.707101.82-2.003-0.6733.3613.275-3.0321.7861.637-2.955-3.4197.3611.318-6.1745.689-0.548
Percentage of IncreaseDecreaseInFeesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:IncreaseDecreaseInLeaseLiabilities

hlne:IncreaseDecreaseInLeaseLiabilities


Increase
Period End2021-06-302021-03-312020-06-302020-03-31
Value771000.04571000.0-763000.0-1279000.0
Percentage of IncreaseDecreaseInLeaseLiabilities100.0100.0100.0100.0

hlne:IncreaseDecreaseInPayableToRelatedPartiesPursuantToTaxReceivableAgreement

hlne:IncreaseDecreaseInPayableToRelatedPartiesPursuantToTaxReceivableAgreement


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value-539000.0970000.00-73000.00-496000.0014000.0136000.0-644000.0-8295000.0-1041000.0202000.0-778000.0-4186000.0-112000.0000
Percentage of IncreaseDecreaseInPayableToRelatedPartiesPursuantToTaxReceivableAgreement100.0100.00.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

hlne:LimitedLiabilityCompanyLLCOrLimitedPartnershipLPPurchaseOfMembershipInterest

hlne:LimitedLiabilityCompanyLLCOrLimitedPartnershipLPPurchaseOfMembershipInterest


Limited
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-03-312017-12-31
Value1180.01492040.00.01470.0630.01250.0
Percentage of LimitedLiabilityCompanyLLCOrLimitedPartnershipLPPurchaseOfMembershipInterest100.00.0100.0100.00.00.0100.00.0100.00.0100.00.0

hlne:MemberDistributionDeclared

hlne:MemberDistributionDeclared


Member
Period End2021-06-302020-06-30
Value3028000.03367000.0
Percentage of MemberDistributionDeclared100.0100.0

hlne:NoncashLeaseExpense

hlne:NoncashLeaseExpense


Noncash
Period End2021-06-302021-03-312020-06-302020-03-31
Value3522000.03024000.0822000.0998000.0
Percentage of NoncashLeaseExpense100.0100.0100.0100.0

hlne:OtherInvestmentContributions

hlne:OtherInvestmentContributions


Other
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.00.0280.0420.3920.03.967
Percentage of OtherInvestmentContributions0.0100.0100.0100.00.0100.0

hlne:OtherInvestmentContributions us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel3


Other
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value0.0580.00.2180.0280.0420.392
Percentage of OtherInvestmentContributions0.00.00.0100.0100.0100.0

hlne:OtherInvestmentContributions us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:InvestmentType

us-gaap:FairValueInputsLevel3, hlne:DirectEquityCoInvestments


Other
Period End2021-06-302020-03-31
Value0.0280.0
Percentage of OtherInvestmentContributions0.00.0

us-gaap:FairValueInputsLevel3, us-gaap:PrivateEquityFunds


Other
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value0.030.00.2180.0280.0420.392
Percentage of OtherInvestmentContributions0.00.00.0100.0100.0100.0

hlne:OtherInvestmentContributions us-gaap:InvestmentType

us-gaap:PrivateEquityFunds


Other
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.00.0280.0420.3920.02.092
Percentage of OtherInvestmentContributions0.0100.0100.0100.00.052.7

hlne:OtherInvestmentDistributions

hlne:OtherInvestmentDistributions


Other
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value152000.0290000.01026000.0748000.0973000.00
Percentage of OtherInvestmentDistributions100.0100.0100.0100.0100.00.0

hlne:OtherInvestmentDistributions us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel3


Other
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value297000.02063000.01035000.0290000.01026000.0748000.0
Percentage of OtherInvestmentDistributions0.00.00.0100.0100.0100.0

hlne:OtherInvestmentDistributions us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:InvestmentType

us-gaap:FairValueInputsLevel3, hlne:DirectCreditCoInvestments


Other
Period End2021-06-302021-03-312020-06-302020-03-31
Value202000.0951000.042000.0997000.0
Percentage of OtherInvestmentDistributions0.00.014.597.2

us-gaap:FairValueInputsLevel3, hlne:DirectEquityCoInvestments


Other
Period End2021-03-312020-12-31
Value810000.0139000.0
Percentage of OtherInvestmentDistributions0.00.0

us-gaap:FairValueInputsLevel3, us-gaap:PrivateEquityFunds


Other
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value95000.0302000.0896000.0248000.029000.0748000.0
Percentage of OtherInvestmentDistributions0.00.00.085.52.8100.0

hlne:OtherInvestmentDistributions us-gaap:InvestmentType

hlne:DirectCreditCoInvestments


Other
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value32000.042000.0997000.00973000.00
Percentage of OtherInvestmentDistributions21.114.597.20.0100.00.0

us-gaap:PrivateEquityFunds


Other
Period End2020-09-302020-06-302020-03-312019-12-312019-06-30
Value120000.0248000.029000.0748000.00
Percentage of OtherInvestmentDistributions78.985.52.8100.00.0

hlne:PaymentsForAssetAcquisitions us-gaap:StatementScenario, us-gaap:SubsequentEventType

hlne:PaymentsForAssetAcquisitions

srt:ScenarioForecast, us-gaap:SubsequentEvent


Payments
Period End2021-01-28
Value13
Percentage of PaymentsForAssetAcquisitions100.0

hlne:ProceedsFromDistributionsFromOtherInvestments us-gaap:InvestmentType

hlne:ProceedsFromDistributionsFromOtherInvestments

hlne:StrategicPartnership


Proceeds
Period End2021-03-31
Value3072000.0
Percentage of ProceedsFromDistributionsFromOtherInvestments100.0

hlne:SalariesWagesAndOfficersCompensationAndEmployeeBenefits

hlne:SalariesWagesAndOfficersCompensationAndEmployeeBenefits


Salaries
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value233524282784192020201918191817171818151814
Percentage of SalariesWagesAndOfficersCompensationAndEmployeeBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:SecuredBorrowingsUnrealizedGainLossOnFairValueAdjustment

hlne:SecuredBorrowingsUnrealizedGainLossOnFairValueAdjustment


Secured
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-814000.0-1282000.0-1276000.0-1070000.0-3653000.02016000.0-838000.0-273000.0-863000.0
Percentage of SecuredBorrowingsUnrealizedGainLossOnFairValueAdjustment100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value68000.05983000.0036000.05836000.0028000.017000.05213000.0024000.0150000.05793000.0017000.0663000.02151000.0
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.00.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

srt:Subsidiaries, us-gaap:NoncontrollingInterest


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-03-31
Value22000.02070000.0014000.02632000.0014000.08000.02861000.0014000.087000.01415000.0
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation32.434.60.038.945.10.050.047.154.90.058.358.065.8

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value46000.03913000.0022000.03204000.0014000.09000.02352000.0010000.063000.02438000.006000.0228000.0-1415000.0
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation67.665.40.061.154.90.050.052.945.10.041.742.042.10.035.334.4-65.8

us-gaap:AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition

us-gaap:AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value397000.0370000.0370000.0368000.0339000.0359000.0293000.0316000.0-276000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

srt:Subsidiaries, us-gaap:NoncontrollingInterest


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value130000.0128000.0131000.0141000.0147000.0162000.0132000.0154000.0-137000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition32.734.635.438.343.445.145.148.749.6

us-gaap:AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value267000.0242000.0239000.0227000.0192000.0197000.0161000.0162000.0-139000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationEmployeeStockPurchaseProgramRequisiteServicePeriodRecognition67.365.464.661.756.654.954.951.350.4

us-gaap:AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits us-gaap:StatementClassOfStock

us-gaap:AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits

us-gaap:CommonClassA


Amount
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value34000.073000.094000.060000.09000.085000.088000.0110000.071000.028000.059000.0165000.0119000.0269000.0089000.083000.09000.0
Percentage of AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferred1

hlne:A361CapitalLLC


Business
Period End2021-04-01
Value13
Percentage of BusinessCombinationConsiderationTransferred1100.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Business
Period End2021-04-01
Value13
Percentage of BusinessCombinationConsiderationTransferred199.3

us-gaap:CapitalizedContractCostAmortization

us-gaap:CapitalizedContractCostAmortization


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value129000.0137000.0135000.0126000.0128000.0141000.0120000.0124000.0122000.0133000.0111000.0114000.0122000.0
Percentage of CapitalizedContractCostAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:CommonClassA, us-gaap:SubsequentEvent


Common
Period End2020-08-042020-02-042019-11-052019-08-062019-02-052018-11-06
Value0.31250.2750.2750.2750.21250.2125
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0

us-gaap:DistributionMadeToLimitedLiabilityCompanyLLCMemberCashDistributionsDeclared

us-gaap:DistributionMadeToLimitedLiabilityCompanyLLCMemberCashDistributionsDeclared


Distribution
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value9.665167.973109.9676.079105.28114178.6791811111111112.373
Percentage of DistributionMadeToLimitedLiabilityCompanyLLCMemberCashDistributionsDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DistributionMadeToLimitedLiabilityCompanyLLCMemberCashDistributionsDeclared us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

srt:Subsidiaries, us-gaap:NoncontrollingInterest


Distribution
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-03-31
Value9.665167.973109.9676.079105.28114178.67918112.373
Percentage of DistributionMadeToLimitedLiabilityCompanyLLCMemberCashDistributionsDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DistributionMadeToLimitedLiabilityCompanyLLCMemberCashDistributionsPaid

us-gaap:DistributionMadeToLimitedLiabilityCompanyLLCMemberCashDistributionsPaid


Distribution
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value157.8464.9649.12912103.93810228.7719.18813184.6236.771169.3877.99302318
Percentage of DistributionMadeToLimitedLiabilityCompanyLLCMemberCashDistributionsPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Effect
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value00140000.0-10000.0-107000.0-52000.011000.04000.0-5000.013000.0000
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents0.00.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:EquityMethodInvestmentDividendsOrDistributions

us-gaap:EquityMethodInvestmentDividendsOrDistributions


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value3.3810.080.681-0.1340.1574.2864.2971.9842.1942.4254.1274.8462.6793.0543.3122.8495.1764.0183.7052.170.95
Percentage of EquityMethodInvestmentDividendsOrDistributions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueAdjustmentOfWarrants us-gaap:ConsolidatedEntities

us-gaap:FairValueAdjustmentOfWarrants

us-gaap:VariableInterestEntityPrimaryBeneficiary


Fair
Period End2021-06-30
Value2244000.0
Percentage of FairValueAdjustmentOfWarrants100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3 us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3

us-gaap:FairValueInputsLevel3


Fair
Period End2021-06-302021-03-312020-12-31
Value-6455000.004271000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3100.00.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3 us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:InvestmentType

us-gaap:FairValueInputsLevel3, hlne:DirectEquityCoInvestments


Fair
Period End2021-03-312020-12-31
Value04271000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel30.0100.0

us-gaap:FairValueInputsLevel3, us-gaap:EquityFunds


Fair
Period End2021-06-30
Value-6455000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3100.0

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

us-gaap:FinitelivedIntangibleAssetsAcquired1

hlne:A361CapitalLLC, us-gaap:CustomerContracts


Finitelived
Period End2021-04-01
Value7145000.0
Percentage of FinitelivedIntangibleAssetsAcquired1100.0

us-gaap:FinitelivedIntangibleAssetsAcquired1 us-gaap:FiniteLivedIntangibleAssetsByMajorClass, us-gaap:SubsequentEventType

us-gaap:CustomerContracts, us-gaap:SubsequentEvent


Finitelived
Period End2021-04-01
Value7145000.0
Percentage of FinitelivedIntangibleAssetsAcquired1100.0

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value20231117-21.2035.9194.4543.6646.213-2.8944.9345.276-0.1144.0362.8954.2525.9191.9663.0853.8311.966
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-7960000.06355000.0-4676000.0-9344000.0638000.0-732000.0-2469000.0-1824000.0-2904000.0-2720000.0-16079000.0-2283000.0-583000.0-70000.0-20000000.0-1010000.0-1903000.0-26000.00-410000.0410000.0
Percentage of IncreaseDecreaseInDeferredIncomeTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:IncreaseDecreaseInDueFromRelatedParties

us-gaap:IncreaseDecreaseInDueFromRelatedParties


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-136000.0-1492000.0473000.01361000.0-452000.0-62000.0-1531000.0-261000.01831000.0120000.0717000.0-172000.0-1273000.0-1039000.01550000.0-226000.0-362000.0108000.0263000.0769000.0-679000.0
Percentage of IncreaseDecreaseInDueFromRelatedParties100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value2.189-11.3714.2831312-15.4975.6124.9993.899-20.5812.8238.61313-19.9597.5128.9968.126-21.3486.5639.2494.924
Percentage of IncreaseDecreaseInEmployeeRelatedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value1613000.0-742000.0553000.01162000.0-424000.01901000.031000.0217000.0-577000.01352000.0-1271000.01179000.0354000.0-327000.0-520000.0159000.0672000.0-4522000.0933000.02161000.02038000.0
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-10.9179.8080.6431.094-1.5421.0771.993-2.8860.3721.001-0.235-0.3050.8671.9290.162-1.3090.0581.3550.8031.093-2.674
Percentage of IncreaseDecreaseInOtherOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidExpense

us-gaap:IncreaseDecreaseInPrepaidExpense


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-177000.01223000.0-736000.0-261000.0-1071000.02398000.0-814000.0600000.088000.02348000.0-488000.0-298000.0852000.0717000.0-551000.0-591000.0126000.0816000.0137000.0-425000.0510000.0
Percentage of IncreaseDecreaseInPrepaidExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements us-gaap:StatementClassOfStock

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:CommonClassA


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value125900.0-30147.0272960.0242080.0202700.0-36794.0423170.0403740.0335260.0-79089.0523720.0585550.0524940.0-52961.00533080.0477810.0552720.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:InvestmentIncomeNonoperating

us-gaap:InvestmentIncomeNonoperating


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value423000.0901000.0658000.093000.024000.085000.0196000.0148000.0280000.088000.082000.043000.042000.056000.067000.089000.0316000.0161000.039000.054000.066000.0
Percentage of InvestmentIncomeNonoperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LaborAndRelatedExpense

us-gaap:LaborAndRelatedExpense


Labor
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value264228353098232323242322262220201918162015
Percentage of LaborAndRelatedExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LaborAndRelatedExpense us-gaap:ChangeInAccountingEstimateByType

hlne:ChangeInEstimateFromChangeInProcess


Labor
Period End2020-12-31
Value-6.267
Percentage of LaborAndRelatedExpense-22.0

us-gaap:LineOfCreditFacilityIncreaseDecreaseForPeriodNet us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:LineOfCreditFacilityIncreaseDecreaseForPeriodNet

hlne:TermLoanAgreement, us-gaap:LineOfCredit


Line
Period End2021-04-22
Value25
Percentage of LineOfCreditFacilityIncreaseDecreaseForPeriodNet100.0

us-gaap:LineOfCreditFacilityIncreaseDecreaseForPeriodNet us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

hlne:TermLoanAgreement, us-gaap:LineOfCredit, us-gaap:SubsequentEvent


Line
Period End2021-04-22
Value25
Percentage of LineOfCreditFacilityIncreaseDecreaseForPeriodNet100.0

us-gaap:MinorityInterestDecreaseFromRedemptions us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

us-gaap:MinorityInterestDecreaseFromRedemptions

srt:Subsidiaries, us-gaap:NoncontrollingInterest


Minority
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-30
Value183000.0677000.0-267000.0170000.0551000.0162000.0164000.0-1455000.0-53000.0
Percentage of MinorityInterestDecreaseFromRedemptions100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MinorityInterestDecreaseFromRedemptions us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Minority
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-30
Value-183000.0-677000.0267000.0-170000.0-551000.0-162000.0-164000.01455000.053000.00-53000.0-45000.0
Percentage of MinorityInterestDecreaseFromRedemptions-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.00.00.00.0

us-gaap:NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest

us-gaap:NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest


Net
Period End2021-06-302020-06-30
Value474.968
Percentage of NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest100.0100.0

us-gaap:NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

hlne:PartnershipsOfSubsidiary, us-gaap:NoncontrollingInterest


Net
Period End2021-06-302020-06-30
Value0.213-2.01
Percentage of NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest0.4-40.5

srt:Subsidiaries, us-gaap:NoncontrollingInterest


Net
Period End2021-06-302020-06-30
Value193.732
Percentage of NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest40.575.1

us-gaap:NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302020-06-30
Value283.246
Percentage of NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest59.165.3

us-gaap:NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance

us-gaap:NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance


Noncontrolling
Period End2021-06-30
Value137000.0
Percentage of NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance100.0

us-gaap:NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

hlne:PartnershipsOfSubsidiary, us-gaap:NoncontrollingInterest


Noncontrolling
Period End2021-06-30
Value137000.0
Percentage of NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance100.0

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseCost


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value3382000.0308000.02471000.01235000.01202000.01189000.01239000.01205000.01205000.0
Percentage of OperatingLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeasePayments


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value1500000.03463000.01338000.01237000.01314000.01210000.01323000.01293000.01282000.0
Percentage of OperatingLeasePayments100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherGeneralAndAdministrativeExpense

us-gaap:OtherGeneralAndAdministrativeExpense


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value131110151514141313111110108.4248.4588.6648.847.3156.77
Percentage of OtherGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherGeneralAndAdministrativeExpense us-gaap:ConsolidatedEntities

srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE


Other
Period End2021-06-302020-06-30
Value1610
Percentage of OtherGeneralAndAdministrativeExpense0.0100.0

us-gaap:VariableInterestEntityPrimaryBeneficiary


Other
Period End2021-06-30
Value0.359
Percentage of OtherGeneralAndAdministrativeExpense0.0

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:OtherOperatingActivitiesCashFlowStatement


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-849000.01676000.0-181000.0-6000.082000.0-180000.0-76000.07000.0667000.0124000.00066000.0215000.01000.0899000.0129000.077000.0000
Percentage of OtherOperatingActivitiesCashFlowStatement100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value68000.05983000.0036000.005836000.0028000.017000.05213000.0024000.0150000.05793000.0017000.0663000.02151000.0000
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.00.0100.00.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.00.00.0

us-gaap:PaymentsToAcquireBusinessesGross us-gaap:BusinessAcquisition

us-gaap:PaymentsToAcquireBusinessesGross

hlne:A361CapitalLLC


Payments
Period End2021-04-01
Value10
Percentage of PaymentsToAcquireBusinessesGross100.0

us-gaap:PaymentsToAcquireBusinessesGross us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Payments
Period End2021-04-01
Value10.0
Percentage of PaymentsToAcquireBusinessesGross99.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired


Payments
Period End2021-06-30
Value10
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired100.0

us-gaap:PaymentsToAcquireEquityMethodInvestments

us-gaap:PaymentsToAcquireEquityMethodInvestments


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value151233149.23816209.1297.64515156.1918.641107.6995.3216.5893.65.8086.7458.069
Percentage of PaymentsToAcquireEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireIntangibleAssets

us-gaap:PaymentsToAcquireIntangibleAssets


Payments
Period End2021-03-312020-12-31
Value01000000.0
Percentage of PaymentsToAcquireIntangibleAssets0.0100.0

us-gaap:PaymentsToAcquireOtherInvestments

us-gaap:PaymentsToAcquireOtherInvestments


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.298900.00.50.00.00.00.03.9670.00.00.00.0
Percentage of PaymentsToAcquireOtherInvestments100.0100.00.0100.00.00.00.00.0100.00.00.00.00.0

us-gaap:PaymentsToMinorityShareholders

us-gaap:PaymentsToMinorityShareholders


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value1366000.0905000.0220000.095000.0196000.0405000.0297000.0378000.01013000.0350000.0454000.01840000.01284000.01101000.01134000.0819000.0664000.01708000.00
Percentage of PaymentsToMinorityShareholders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:PaymentsToMinorityShareholders us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary


Payments
Period End2021-06-302020-06-30
Value95000.0220000.0
Percentage of PaymentsToMinorityShareholders0.0100.0

us-gaap:ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital

us-gaap:ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value1311114.5664.1620.8092.042.9771.8612.4484.0612.1451.965.2633.6413.6863.4651.7911.3764.1281.487
Percentage of ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromIssuanceOfCommonStock


Proceeds
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-03-312017-12-31
Value1180.01492040.00.01470.0630.01250.0
Percentage of ProceedsFromIssuanceOfCommonStock100.00.0100.0100.00.00.0100.00.0100.00.0100.00.0

us-gaap:ProceedsFromIssuanceOfCommonStock us-gaap:StatementClassOfStock, us-gaap:SubsidiarySaleOfStock

us-gaap:CommonClassA, hlne:September2020Offering


Proceeds
Period End2020-09-30
Value149
Percentage of ProceedsFromIssuanceOfCommonStock100.0

us-gaap:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions

us-gaap:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value397000.0370000.0370000.0368000.0339000.0359000.0293000.0316000.0276000.0264000.0000
Percentage of ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:ProceedsFromMinorityShareholders

us-gaap:ProceedsFromMinorityShareholders


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value14000.024000.032000.015000.01000.020000.09000.051000.013000.0017000.045000.018000.0173000.040000.043000.036000.0369000.084000.0
Percentage of ProceedsFromMinorityShareholders100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromMinorityShareholders us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary


Proceeds
Period End2021-06-302020-06-30
Value232000.032000.0
Percentage of ProceedsFromMinorityShareholders0.0100.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2021-06-302018-03-312017-03-31
Value-74000.000
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.00.00.0

us-gaap:ProceedsFromSaleOfOtherInvestments

us-gaap:ProceedsFromSaleOfOtherInvestments


Proceeds
Period End2021-06-302020-03-312019-12-312019-09-302019-03-312018-12-312018-03-312017-12-31
Value120.00.06.4190.0-0.0010.00.0
Percentage of ProceedsFromSaleOfOtherInvestments100.00.00.0100.00.0100.00.00.0

us-gaap:RelatedPartyTransactionAmountsOfTransaction us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:RelatedPartyTransactionAmountsOfTransaction

hlne:ServiceAgreementFeesPaid, us-gaap:CorporateJointVenture


Related
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1020000.0977000.01047000.0993000.0960000.01283000.01261000.01380000.01365000.01333000.01277000.01253000.01195000.01160000.01115000.01047000.0
Percentage of RelatedPartyTransactionAmountsOfTransaction100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RepaymentsOfLinesOfCredit


Repayments
Period End2021-06-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value150.00.00.00.0150.0100.00.0
Percentage of RepaymentsOfLinesOfCredit100.00.00.00.00.0100.00.0100.00.00.0

us-gaap:RepaymentsOfRelatedPartyDebt

us-gaap:RepaymentsOfRelatedPartyDebt


Repayments
Period End2021-03-312020-12-312020-09-302020-06-302019-06-30
Value6858000.00036000.00
Percentage of RepaymentsOfRelatedPartyDebt100.00.00.0100.00.0

us-gaap:RepaymentsOfSeniorDebt

us-gaap:RepaymentsOfSeniorDebt


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value0.4690.4690.4680.4690.0671.8760.9360.9380.9380.938100.4690.4690.469850.651600.650.650.65
Percentage of RepaymentsOfSeniorDebt100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SaleOfStockConsiderationReceivedOnTransaction dei:LegalEntity

us-gaap:SaleOfStockConsiderationReceivedOnTransaction

hlne:HamiltonLaneAllianceHoldingsIInc


Sale
Period End2021-01-15
Value276
Percentage of SaleOfStockConsiderationReceivedOnTransaction100.0

us-gaap:SaleOfStockConsiderationReceivedOnTransaction dei:LegalEntity, us-gaap:ConsolidatedEntities

hlne:HamiltonLaneAllianceHoldingsIInc, srt:Subsidiaries


Sale
Period End2021-01-15
Value7.52
Percentage of SaleOfStockConsiderationReceivedOnTransaction2.7

us-gaap:SaleOfStockConsiderationReceivedOnTransaction dei:LegalEntity, us-gaap:SubsequentEventType

hlne:HamiltonLaneAllianceHoldingsCorp, us-gaap:SubsequentEvent


Sale
Period End2021-01-15
Value276
Percentage of SaleOfStockConsiderationReceivedOnTransaction100.0

us-gaap:SaleOfStockConsiderationReceivedOnTransaction us-gaap:StatementClassOfStock, us-gaap:SubsidiarySaleOfStock

us-gaap:CommonClassA, hlne:March2021Offering


Sale
Period End2021-03-31
Value118
Percentage of SaleOfStockConsiderationReceivedOnTransaction0.0

us-gaap:CommonClassA, hlne:September2020Offering


Sale
Period End2020-09-30
Value149
Percentage of SaleOfStockConsiderationReceivedOnTransaction0.0

us-gaap:SaleOfStockNumberOfSharesIssuedInTransaction dei:LegalEntity, us-gaap:SubsequentEventType

us-gaap:SaleOfStockNumberOfSharesIssuedInTransaction

hlne:HamiltonLaneAllianceHoldingsCorp, us-gaap:SubsequentEvent


Sale
Period End2021-01-15
Value27
Percentage of SaleOfStockNumberOfSharesIssuedInTransaction100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue


Share
Period End2021-06-302021-03-312020-12-31
Value61.426.050
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue100.0100.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue


Share
Period End2021-06-302021-03-31
Value82.729.41
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue


Share
Period End2021-06-302021-03-312020-12-31
Value47.74-3.2711.6
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:TemporaryEquityAccretionToRedemptionValue

us-gaap:TemporaryEquityAccretionToRedemptionValue


Temporary
Period End2021-06-30
Value2.996
Percentage of TemporaryEquityAccretionToRedemptionValue100.0

us-gaap:TemporaryEquityAccretionToRedemptionValue us-gaap:ConsolidatedEntities

srt:Subsidiaries


Temporary
Period End2021-06-30
Value0.983
Percentage of TemporaryEquityAccretionToRedemptionValue32.8

us-gaap:TemporaryEquityAccretionToRedemptionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Temporary
Period End2021-06-30
Value2.013
Percentage of TemporaryEquityAccretionToRedemptionValue67.2

us-gaap:UnrealizedGainLossOnInvestments

us-gaap:UnrealizedGainLossOnInvestments


Unrealized
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3.4551.2761.073.653-2.0170.8380.2730.1580.1160.589
Percentage of UnrealizedGainLossOnInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrealizedGainLossOnInvestments us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary


Unrealized
Period End2021-06-30
Value-2.244
Percentage of UnrealizedGainLossOnInvestments-64.9

us-gaap:UnrealizedGainLossOnInvestments us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel3


Unrealized
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value0.8141.471.2763.653-2.0170.838
Percentage of UnrealizedGainLossOnInvestments23.60.0100.0100.0100.0100.0

us-gaap:UnrealizedGainLossOnInvestments us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:InvestmentType

us-gaap:FairValueInputsLevel3, hlne:DirectCreditCoInvestments


Unrealized
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value0.0120.0410.0060.094-0.3760.036
Percentage of UnrealizedGainLossOnInvestments0.30.00.52.618.64.3

us-gaap:FairValueInputsLevel3, hlne:DirectEquityCoInvestments


Unrealized
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value0.2250.6551.0182.561-1.4770.345
Percentage of UnrealizedGainLossOnInvestments6.50.079.870.173.241.2

us-gaap:FairValueInputsLevel3, us-gaap:PrivateEquityFunds


Unrealized
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value0.5770.7740.2520.998-0.1640.457
Percentage of UnrealizedGainLossOnInvestments16.70.019.727.38.154.5

us-gaap:UnrealizedGainLossOnInvestments us-gaap:InvestmentType

hlne:DirectCreditCoInvestments


Unrealized
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.1130.094-0.3760.0360.0530.073
Percentage of UnrealizedGainLossOnInvestments10.62.618.64.319.446.2

hlne:DirectEquityCoInvestments


Unrealized
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value1.1932.561-1.4770.3450.2950.0
Percentage of UnrealizedGainLossOnInvestments111.570.173.241.2108.10.0

us-gaap:PrivateEquityFunds


Unrealized
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-0.2360.998-0.1640.457-0.0750.085
Percentage of UnrealizedGainLossOnInvestments-22.127.38.154.5-27.553.8

us-gaap:UnrealizedGainLossOnInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

hlne:InvestmentHeldAsCollateral


Unrealized
Period End2021-06-302020-06-30
Value0.8143.653
Percentage of UnrealizedGainLossOnInvestments23.6100.0

hlne:InvestmentMeasurementAlternative


Unrealized
Period End2021-06-302020-12-31
Value3.4556.229
Percentage of UnrealizedGainLossOnInvestments100.0488.2

us-gaap:UnrealizedGainLossOnInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementScenario

hlne:InvestmentMeasurementAlternative, srt:ScenarioForecast


Unrealized
Period End2021-09-30
Value23
Percentage of UnrealizedGainLossOnInvestments0.0

us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityOperatingIncomeOrLoss us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityActivityBetweenVIEAndEntityOperatingIncomeOrLoss

us-gaap:VariableInterestEntityPrimaryBeneficiary


Variable
Period End2021-06-302020-06-30
Value229000.0-4158000.0
Percentage of VariableInterestEntityActivityBetweenVIEAndEntityOperatingIncomeOrLoss100.0100.0

us-gaap:VariableLeaseCost

us-gaap:VariableLeaseCost


Variable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value205000.0175000.0387000.0144000.0158000.0162000.0134000.0140000.0134000.0
Percentage of VariableLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0100.0

dei:EntityCommonStockSharesOutstanding us-gaap:StatementClassOfStock

dei:EntityCommonStockSharesOutstanding

us-gaap:CommonClassA


Entity
Period End2020-07-312020-05-262020-02-032019-11-042019-08-052019-05-282019-02-042018-11-052018-08-062018-06-112018-02-052017-11-082017-08-07
Value32292929272725252323191919
Percentage of EntityCommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonClassB


Entity
Period End2020-07-312020-05-262020-02-032019-11-042019-08-052019-05-282019-02-042018-11-052018-08-062018-06-112018-02-052017-11-082017-08-07
Value19222222232324242525272727
Percentage of EntityCommonStockSharesOutstanding60.373.973.973.985.986.093.593.5110.7111.1144.9144.9145.0

dei:EntityPublicFloat

dei:EntityPublicFloat


Entity
Period End2020-09-30
Value1980
Percentage of EntityPublicFloat100.0

hlne:AssetAcquisitionContingentConsiderationLiability

hlne:AssetAcquisitionContingentConsiderationLiability


Asset
Period End2021-03-31
Value1000000.0
Percentage of AssetAcquisitionContingentConsiderationLiability100.0

hlne:ClassOfWarrantOrRightInvestment us-gaap:SubsequentEventType

hlne:ClassOfWarrantOrRightInvestment

us-gaap:SubsequentEvent


Class
Period End2021-01-15
Value5000000.0
Percentage of ClassOfWarrantOrRightInvestment100.0

hlne:DebtInstrumentVariableInterestRateFloor us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:VariableRate

hlne:DebtInstrumentVariableInterestRateFloor

us-gaap:RevolvingCreditFacility, hlne:RevolvingLoanAgreement, us-gaap:LineOfCredit, us-gaap:PrimeRate


Debt
Period End2021-03-312020-03-242017-08-23
Value22.522.50.025
Percentage of DebtInstrumentVariableInterestRateFloor100.0100.0100.0

hlne:DeferredTaxAssetBasisDifferenceInSubsidiary

hlne:DeferredTaxAssetBasisDifferenceInSubsidiary


Deferred
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value24815012610198
Percentage of DeferredTaxAssetBasisDifferenceInSubsidiary100.0100.0100.0100.0100.0

hlne:DeferredTaxAssetBasisDifferenceInSubsidiary us-gaap:ValuationAllowanceByDeferredTaxAsset

hlne:DeferredTaxAssetTwoThousandTwentyOneOffering


Deferred
Period End2021-03-31
Value121
Percentage of DeferredTaxAssetBasisDifferenceInSubsidiary48.7

hlne:DeferredTaxAssetsTaxReceivableAgreement

hlne:DeferredTaxAssetsTaxReceivableAgreement


Deferred
Period End2021-03-312020-03-312019-03-312018-03-31
Value4824169.195
Percentage of DeferredTaxAssetsTaxReceivableAgreement100.0100.0100.0100.0

hlne:FeesReceivable

hlne:FeesReceivable


Fees
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value292926332330191719201613161413161912
Percentage of FeesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:FeesReceivable hlne:InvestmentsByConsolidatedAndNonconsolidatedEntities

us-gaap:VariableInterestEntityNotPrimaryBeneficiary


Fees
Period End2020-12-312020-09-302020-06-302020-03-31
Value7.305187.9838.703
Percentage of FeesReceivable27.455.733.728.6

hlne:FeesReceivable us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityNotPrimaryBeneficiary


Fees
Period End2021-06-302021-03-312020-03-31
Value6.0814.1338.703
Percentage of FeesReceivable20.914.228.6

hlne:FeesReceivable us-gaap:RelatedPartyTransactionsByRelatedParty

hlne:PartnershipsOfSubsidiary


Fees
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1414132211163.6688.3517.8248.9275.5814.0856.4461.9293.4122.087.9690.918
Percentage of FeesReceivable48.350.749.966.949.155.918.947.439.843.932.929.938.612.925.712.740.97.6

hlne:IncentiveFeeCompensationExpenseUnrecordedEstimate

hlne:IncentiveFeeCompensationExpenseUnrecordedEstimate


Incentive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value202162124102771101029591818883737568645648
Percentage of IncentiveFeeCompensationExpenseUnrecordedEstimate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:IncentiveFeeRevenueCarriedInterestUnrecordedEstimate

hlne:IncentiveFeeRevenueCarriedInterestUnrecordedEstimate


Incentive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-03-31
Value808648497409310441408382365326355332292303300300236
Percentage of IncentiveFeeRevenueCarriedInterestUnrecordedEstimate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:InvestmentMeasurementInput us-gaap:InvestmentType, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique

hlne:InvestmentMeasurementInput

hlne:DirectEquityCoInvestments, hlne:MeasurementInputEquityMultiple, us-gaap:MarketApproachValuationTechnique


Investment
Period End2021-03-312020-12-312020-09-302020-06-302020-03-31
Value1.521.41.41.21.05
Percentage of InvestmentMeasurementInput100.0100.0100.0100.0100.0

hlne:DirectEquityCoInvestments, us-gaap:MeasurementInputDiscountForLackOfMarketability, us-gaap:MarketApproachValuationTechnique


Investment
Period End2020-09-302020-06-30
Value2.50.036
Percentage of InvestmentMeasurementInput178.63.0

us-gaap:EquityFunds, hlne:MeasurementInputIlliquidityDiscount, us-gaap:MarketApproachValuationTechnique


Investment
Period End2021-06-30
Value7.8
Percentage of InvestmentMeasurementInput0.0

hlne:InvestmentMeasurementInput us-gaap:Range, us-gaap:InvestmentType, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique

srt:Maximum, hlne:DirectCreditCoInvestments, hlne:MeasurementInputMarketyield, us-gaap:ValuationTechniqueDiscountedCashFlow


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value9.09.310.410.40.1230.1260.1010.115
Percentage of InvestmentMeasurementInput0.0611.8742.9742.910.312.00.00.0

srt:Maximum, hlne:DirectEquityCoInvestments, us-gaap:MeasurementInputEbitdaMultiple, us-gaap:MarketApproachValuationTechnique


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value14.514.7513.7512.7512.7512.0
Percentage of InvestmentMeasurementInput0.0970.4982.1910.71062.51142.9

srt:Maximum, us-gaap:PrivateEquityFunds, hlne:MeasurementInputSelectedMarketReturn, hlne:ValuationTechniqueAdjustedNetAssetValue


Investment
Period End2021-06-302021-03-312020-12-312020-03-31
Value5.712.47.9-0.03
Percentage of InvestmentMeasurementInput0.0815.8564.3-2.9

srt:Minimum, hlne:DirectCreditCoInvestments, hlne:MeasurementInputMarketyield, us-gaap:ValuationTechniqueDiscountedCashFlow


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value9.09.39.59.90.1080.1150.0970.102
Percentage of InvestmentMeasurementInput0.0611.8678.6707.19.011.00.00.0

srt:Minimum, hlne:DirectEquityCoInvestments, us-gaap:MeasurementInputEbitdaMultiple, us-gaap:MarketApproachValuationTechnique


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value7.757.757.757.757.87.25
Percentage of InvestmentMeasurementInput0.0509.9553.6553.6650.0690.5

srt:Minimum, us-gaap:PrivateEquityFunds, hlne:MeasurementInputSelectedMarketReturn, hlne:ValuationTechniqueAdjustedNetAssetValue


Investment
Period End2021-06-302021-03-312020-12-312020-03-31
Value5.02.05.6-0.074
Percentage of InvestmentMeasurementInput0.0131.6400.0-7.0

srt:WeightedAverage, hlne:DirectCreditCoInvestments, hlne:MeasurementInputMarketyield, us-gaap:ValuationTechniqueDiscountedCashFlow


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value9.09.39.910.20.1150.1250.09860.1070.111
Percentage of InvestmentMeasurementInput0.0611.8707.1728.69.611.90.00.00.0

srt:WeightedAverage, hlne:DirectEquityCoInvestments, hlne:MeasurementInputEquityMultiple, us-gaap:MarketApproachValuationTechnique


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value1.51.521.41.41.21.05
Percentage of InvestmentMeasurementInput0.0100.0100.0100.0100.0100.0

srt:WeightedAverage, hlne:DirectEquityCoInvestments, us-gaap:MeasurementInputDiscountForLackOfMarketability, us-gaap:MarketApproachValuationTechnique


Investment
Period End2020-09-302020-06-30
Value2.50.036
Percentage of InvestmentMeasurementInput178.63.0

srt:WeightedAverage, hlne:DirectEquityCoInvestments, us-gaap:MeasurementInputEbitdaMultiple, us-gaap:MarketApproachValuationTechnique


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value10.2910.429.69.09.279.93
Percentage of InvestmentMeasurementInput0.0685.5685.7642.9772.5945.7

srt:WeightedAverage, us-gaap:EquityFunds, hlne:MeasurementInputIlliquidityDiscount, us-gaap:MarketApproachValuationTechnique


Investment
Period End2021-06-30
Value7.8
Percentage of InvestmentMeasurementInput0.0

srt:WeightedAverage, us-gaap:PrivateEquityFunds, hlne:MeasurementInputSelectedMarketReturn, hlne:ValuationTechniqueAdjustedNetAssetValue


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value5.64.26.24.50.091-0.0620.0470.0470.031
Percentage of InvestmentMeasurementInput0.0276.3442.9321.47.6-5.90.00.00.0

hlne:InvestmentMeasurementInput us-gaap:Range, us-gaap:InvestmentType, us-gaap:ValuationTechnique

srt:Maximum, us-gaap:PrivateEquityFunds, hlne:ValuationTechniqueAdjustedNetAssetValue


Investment
Period End2020-09-302020-06-302019-12-312019-09-302019-06-30
Value4.80.1010.0470.0520.031
Percentage of InvestmentMeasurementInput342.98.40.00.00.0

srt:Minimum, us-gaap:PrivateEquityFunds, hlne:ValuationTechniqueAdjustedNetAssetValue


Investment
Period End2020-09-302020-06-302019-12-312019-09-302019-06-30
Value4.40.0880.0470.0380.031
Percentage of InvestmentMeasurementInput314.37.30.00.00.0

hlne:InvestmentsHeldInTrust

hlne:InvestmentsHeldInTrust


Investments
Period End2021-06-302021-03-31
Value276276
Percentage of InvestmentsHeldInTrust100.0100.0

hlne:InvestmentsHeldInTrust us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


Investments
Period End2021-06-302021-03-31
Value276276
Percentage of InvestmentsHeldInTrust100.0100.0

hlne:LesseeOperatingLeaseLeaseNotYetCommencedFutureLeasePayments

hlne:LesseeOperatingLeaseLeaseNotYetCommencedFutureLeasePayments


Lessee
Period End2020-09-30
Value92000.0
Percentage of LesseeOperatingLeaseLeaseNotYetCommencedFutureLeasePayments100.0

hlne:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour

hlne:LesseeOperatingLeaseLiabilityToBePaidAfterYearFour


Lessee
Period End2021-06-30
Value72
Percentage of LesseeOperatingLeaseLiabilityToBePaidAfterYearFour100.0

hlne:MemberDistributionPayable

hlne:MemberDistributionPayable


Member
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-06-302016-03-31
Value10167.9064.8973.3675.829103.8368.985178.2068.7154.618114.520.04.5982.385150.0
Percentage of MemberDistributionPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0

hlne:RelatedPartyTransactionAdditionalEstimatedPayable us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

hlne:RelatedPartyTransactionAdditionalEstimatedPayable

hlne:TaxReceivableAgreement, hlne:ShareholdersAndMembers


Related
Period End2021-03-31
Value13
Percentage of RelatedPartyTransactionAdditionalEstimatedPayable100.0

hlne:SecuredFinancingAmortizedCost

hlne:SecuredFinancingAmortizedCost


Secured
Period End2021-03-312020-12-312020-09-30
Value9.9021112
Percentage of SecuredFinancingAmortizedCost100.0100.0100.0

hlne:SecuredFinancingFairValueDisclosure

hlne:SecuredFinancingFairValueDisclosure


Secured
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value17181716131615160.0
Percentage of SecuredFinancingFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.00.0

hlne:VariableInterestEntityNonconsolidatedOutstandingUnfundedCommitments

hlne:VariableInterestEntityNonconsolidatedOutstandingUnfundedCommitments


Variable
Period End2021-06-302021-03-312020-12-312020-09-30
Value9386998684077548
Percentage of VariableInterestEntityNonconsolidatedOutstandingUnfundedCommitments100.0100.0100.0100.0

hlne:VariableInterestEntityNonconsolidatedTotalCommitments

hlne:VariableInterestEntityNonconsolidatedTotalCommitments


Variable
Period End2021-06-302021-03-312020-12-312020-09-30
Value24144235222161820066
Percentage of VariableInterestEntityNonconsolidatedTotalCommitments100.0100.0100.0100.0

hlne:WarrantsAndRightsInvestment us-gaap:SubsequentEventType

hlne:WarrantsAndRightsInvestment

us-gaap:SubsequentEvent


Warrants
Period End2021-01-15
Value7520000.0
Percentage of WarrantsAndRightsInvestment100.0

us-gaap:AccountsPayableCurrentAndNoncurrent

us-gaap:AccountsPayableCurrentAndNoncurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value3154000.02173000.02069000.02303000.01148000.01968000.02511000.01964000.02749000.02619000.02445000.0476000.0405000.01700000.01080000.0783000.01326000.01366000.0
Percentage of AccountsPayableCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AlternativeInvestment

us-gaap:AlternativeInvestment


Alternative
Period End2021-06-302021-03-31
Value2317
Percentage of AlternativeInvestment100.0100.0

us-gaap:AlternativeInvestment us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


Alternative
Period End2021-06-302021-03-31
Value3.6654.083
Percentage of AlternativeInvestment15.323.5

us-gaap:FairValueInputsLevel3


Alternative
Period End2021-06-302021-03-31
Value2013
Percentage of AlternativeInvestment84.776.5

us-gaap:AlternativeInvestment us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Alternative
Period End2021-06-302021-03-31
Value129.902
Percentage of AlternativeInvestment52.657.0

us-gaap:AssetsFairValueDisclosure

us-gaap:AssetsFairValueDisclosure


Assets
Period End2021-06-302021-03-31
Value300293
Percentage of AssetsFairValueDisclosure100.0100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


Assets
Period End2021-06-302021-03-31
Value276276
Percentage of AssetsFairValueDisclosure92.094.1

us-gaap:FairValueInputsLevel2


Assets
Period End2021-06-302021-03-31
Value3.6654.083
Percentage of AssetsFairValueDisclosure1.21.4

us-gaap:FairValueInputsLevel3


Assets
Period End2021-06-302021-03-31
Value2013
Percentage of AssetsFairValueDisclosure6.84.5

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Assets
Period End2021-06-302021-03-31
Value288285
Percentage of AssetsFairValueDisclosure96.297.4

us-gaap:ContractWithCustomerAssetNet

us-gaap:ContractWithCustomerAssetNet


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value979000.0964000.01006000.01010000.01009000.0994000.0973000.0960000.0960000.0968000.0
Percentage of ContractWithCustomerAssetNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiability


Contract
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3704000.03704000.03704000.03704000.03704000.03704000.03704000.03704000.03704000.03704000.03704000.06245000.0
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


Debt
Period End2021-03-312020-03-312019-03-312018-03-312017-06-302017-03-31
Value1637470848586
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

hlne:Partnerships


Debt
Period End2021-03-312020-03-31
Value1161
Percentage of DebtInstrumentCarryingAmount7.382.0

us-gaap:DebtInstrumentFaceAmount

us-gaap:DebtInstrumentFaceAmount


Debt
Period End2021-06-302021-03-312020-03-31
Value14816375
Percentage of DebtInstrumentFaceAmount100.0100.0100.0

us-gaap:DebtInstrumentFaceAmount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

hlne:MultiDrawFacility, us-gaap:LineOfCredit


Debt
Period End2021-06-302021-03-312020-03-312020-03-24
Value75750.075
Percentage of DebtInstrumentFaceAmount50.645.80.00.0

hlne:RevolvingLoanAgreement, us-gaap:LineOfCredit


Debt
Period End2021-03-31
Value15
Percentage of DebtInstrumentFaceAmount9.2

hlne:TermLoanAgreement, us-gaap:LineOfCredit


Debt
Period End2021-06-302021-03-312020-03-312020-03-242019-03-312017-08-23
Value73737475700.075
Percentage of DebtInstrumentFaceAmount49.445.099.40.00.00.0

us-gaap:DebtInstrumentFairValue

us-gaap:DebtInstrumentFairValue


Debt
Period End2021-06-302021-03-31
Value1717
Percentage of DebtInstrumentFairValue100.0100.0

us-gaap:DebtInstrumentFairValue us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


Debt
Period End2021-06-302021-03-31
Value3.6654.083
Percentage of DebtInstrumentFairValue20.923.5

us-gaap:FairValueInputsLevel3


Debt
Period End2021-06-302021-03-31
Value1313
Percentage of DebtInstrumentFairValue79.176.5

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxAssetsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value24325121622019113713814010410795108727339585961
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value983000.01569000.01843000.01861000.0680000.0
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment


Deferred
Period End2021-03-312020-03-312019-03-312018-03-31
Value42000.042000.026000.00
Percentage of DeferredTaxAssetsPropertyPlantAndEquipment100.0100.0100.00.0

us-gaap:DeferredTaxAssetsStateTaxes

us-gaap:DeferredTaxAssetsStateTaxes


Deferred
Period End2021-03-312019-03-312018-03-312017-03-31
Value586000.0150000.0262000.00
Percentage of DeferredTaxAssetsStateTaxes100.0100.0100.00.0

us-gaap:DividendsPayableCurrentAndNoncurrent

us-gaap:DividendsPayableCurrentAndNoncurrent


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-06-302016-03-31
Value12111010108.0278.0268.0237.3455.6735.3254.7294.7293.8933.1720.03.1670.00.00.0
Percentage of DividendsPayableCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.0

us-gaap:DueFromRelatedParties

us-gaap:DueFromRelatedParties


Due
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2359000.02495000.03987000.03514000.02153000.02605000.02667000.04198000.04459000.02628000.02508000.01791000.01963000.03236000.04275000.02725000.02951000.03313000.0
Percentage of DueFromRelatedParties100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DueFromRelatedParties hlne:InvestmentsByConsolidatedAndNonconsolidatedEntities

us-gaap:VariableInterestEntityNotPrimaryBeneficiary


Due
Period End2020-12-312020-09-302020-06-302020-03-31
Value1028000.01061000.0503000.01194000.0
Percentage of DueFromRelatedParties25.830.223.445.8

us-gaap:DueFromRelatedParties us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityNotPrimaryBeneficiary


Due
Period End2021-06-302021-03-312020-03-31
Value1014000.0837000.01194000.0
Percentage of DueFromRelatedParties43.033.545.8

us-gaap:DueToRelatedPartiesCurrentAndNoncurrent

us-gaap:DueToRelatedPartiesCurrentAndNoncurrent


Due
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-06-302017-03-31
Value194194176176143981011016969586534346.4361010
Percentage of DueToRelatedPartiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DueToRelatedPartiesCurrentAndNoncurrent us-gaap:RelatedPartyTransaction, us-gaap:RelatedPartyTransactionsByRelatedParty

hlne:TaxReceivableAgreement, hlne:ShareholdersAndMembers


Due
Period End2021-03-312020-03-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-03-31
Value1949869586534346.4361010
Percentage of DueToRelatedPartiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:DueToRelatedPartiesCurrentAndNoncurrent us-gaap:RelatedPartyTransaction, us-gaap:ValuationAllowanceByDeferredTaxAsset

hlne:TaxReceivableAgreement, hlne:DeferredTaxAssetTwoThousandTwentyOneOffering


Due
Period End2021-03-31
Value102
Percentage of DueToRelatedPartiesCurrentAndNoncurrent52.4

us-gaap:DueToRelatedPartiesCurrentAndNoncurrent us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:CorporateJointVenture


Due
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.3460.3250.3540.3340.3230.4280.4230.4620.4530.450.8580.4160.4050.3930.3720.345
Percentage of DueToRelatedPartiesCurrentAndNoncurrent0.20.20.20.20.20.40.40.50.60.61.50.61.21.25.80.0

us-gaap:EmployeeRelatedLiabilitiesCurrentAndNoncurrent

us-gaap:EmployeeRelatedLiabilitiesCurrentAndNoncurrent


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value312940362310262015123230218.0922820113.417
Percentage of EmployeeRelatedLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions


Employee
Period End2021-06-302020-12-312020-09-30
Value131012
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions us-gaap:AwardType

us-gaap:RestrictedStock


Employee
Period End2021-03-31
Value15
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions0.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:EquityMethodInvestmentOwnershipPercentage

hlne:Partnerships


Equity
Period End2021-06-302021-03-312020-12-312020-09-302017-12-312017-09-302017-06-30
Value1.01.01.01.00.010.010.01
Percentage of EquityMethodInvestmentOwnershipPercentage100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:EquityMethodInvestments

hlne:OtherEquityMethodInvestments


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1.3381.2971.1941.5971.4331.1681.0691.4611.2611.0860.9730.8550.7940.8760.9940.9581.1520.661
Percentage of EquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hlne:Partnerships


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value258240217180154166159140131122121114110105113110107103
Percentage of EquityMethodInvestments19328.718530.218243.111294.610776.814221.414965.89620.810467.611280.412504.013399.213919.412030.711417.011521.29289.515603.8

hlne:PartnershipsHeldByConsolidatedVariableInterestEntities


Equity
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-31
Value4.7874.3197.2495.4699.988111112111313131419
Percentage of EquityMethodInvestments369.1361.7453.9381.6855.11046.1786.1963.31072.61371.81637.01712.51678.52973.2

us-gaap:EquityMethodInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:InvestmentType

hlne:Partnerships, hlne:CustomizedSeparateAccounts


Equity
Period End2021-03-312020-03-312019-03-312018-03-31
Value72584844
Percentage of EquityMethodInvestments5563.55019.64424.55029.0

hlne:Partnerships, hlne:DirectCoInvestmentFunds


Equity
Period End2021-03-312020-03-312019-03-312018-03-31
Value63503529
Percentage of EquityMethodInvestments4862.14305.53305.93364.0

hlne:Partnerships, hlne:PrimaryFunds


Equity
Period End2021-03-312020-03-312019-03-312018-03-31
Value74372220
Percentage of EquityMethodInvestments5710.43194.92098.62363.9

hlne:Partnerships, hlne:SecondaryFunds


Equity
Period End2021-03-312020-03-312019-03-312018-03-31
Value31191511
Percentage of EquityMethodInvestments2394.31701.41451.41273.7

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value94109231716174.5374.7156.4196.7642.99
Percentage of EquitySecuritiesWithoutReadilyDeterminableFairValueAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount us-gaap:InvestmentType

hlne:StrategicPartnership


Equity
Period End2021-03-31
Value90
Percentage of EquitySecuritiesWithoutReadilyDeterminableFairValueAmount82.0

us-gaap:FinancialLiabilitiesFairValueDisclosure

us-gaap:FinancialLiabilitiesFairValueDisclosure


Financial
Period End2021-06-302021-03-31
Value2724
Percentage of FinancialLiabilitiesFairValueDisclosure100.0100.0

us-gaap:FinancialLiabilitiesFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


Financial
Period End2021-06-302021-03-31
Value8.2816.348
Percentage of FinancialLiabilitiesFairValueDisclosure30.525.6

us-gaap:FairValueInputsLevel2


Financial
Period End2021-06-302021-03-31
Value4.9965.103
Percentage of FinancialLiabilitiesFairValueDisclosure18.420.6

us-gaap:FairValueInputsLevel3


Financial
Period End2021-06-302021-03-31
Value1313
Percentage of FinancialLiabilitiesFairValueDisclosure51.153.7

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value3165000.01762000.01155000.0696000.0370000.0
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2021-03-31
Value1482000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2021-03-31
Value1201000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2021-03-31
Value1437000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2021-03-31
Value1437000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo


Finite
Period End2021-03-31
Value1478000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0

us-gaap:InvestmentOwnedBalanceShares us-gaap:SubsequentEventType

us-gaap:InvestmentOwnedBalanceShares

us-gaap:SubsequentEvent


Investment
Period End2021-01-15
Value4900000.0
Percentage of InvestmentOwnedBalanceShares100.0

us-gaap:Investments

us-gaap:Investments


Investments
Period End2021-03-312020-03-31
Value368197
Percentage of Investments100.0100.0

us-gaap:Investments us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityPrimaryBeneficiary


Investmentsus-gaap:
Period End2021-06-302021-03-312020-03-31
Value5.9424.7879.988
Percentage of Investments0.01.35.1

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2021-06-302021-03-31
Value6788000.06189000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear


Lessee
Period End2021-06-302020-12-312020-09-30
Value4642000.01321000.02592000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear100.0100.0100.0

us-gaap:LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest


Limited
Period End2021-03-312020-03-312019-03-312018-03-312017-03-312016-03-312015-03-31
Value31423716913686-111.93873
Percentage of LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0

us-gaap:LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents

hlne:PartnershipsOfSubsidiary, us-gaap:NoncontrollingInterest


Limited
Period End2021-03-312020-03-312019-03-312018-03-312017-03-312016-03-312015-03-31
Value2.2114.8535.7167.2669.9011117
Percentage of LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest0.72.03.45.311.4-10.223.7

srt:Subsidiaries, us-gaap:NoncontrollingInterest


Limited
Period End2021-03-312020-03-312019-03-312018-03-312017-03-312016-03-31
Value73775350160.0
Percentage of LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest23.532.831.737.019.3-0.0

us-gaap:LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock


Limited
Period End2021-03-312020-03-312019-03-312018-03-312017-03-312016-03-312015-03-31
Value0.0360.030.0270.0220.0190.00.0
Percentage of LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.0-0.00.0

us-gaap:CommonClassB, us-gaap:CommonStock


Limited
Period End2021-03-312020-03-312019-03-312018-03-312017-03-312016-03-312015-03-31
Value0.0170.0220.0240.0260.0280.00.0
Percentage of LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.0-0.00.0

us-gaap:LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Limited
Period End2021-03-312020-03-312019-03-312018-03-312017-03-312016-03-312015-03-31
Value1501079273610.00.0
Percentage of LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest47.945.454.554.371.4-0.00.0

us-gaap:RetainedEarnings


Limited
Period End2021-03-312020-03-312019-03-312018-03-312017-03-312016-03-312015-03-31
Value8747174.5490.6120.00.0
Percentage of LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest27.919.810.43.30.7-0.00.0

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

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:RevolvingCreditFacility, hlne:RevolvingLoanAgreement, us-gaap:LineOfCredit


Line
Period End2021-03-312017-08-23
Value250.025
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0100.0

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

hlne:MultiDrawFacility, us-gaap:LineOfCredit


Line
Period End2021-03-31
Value75
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity300.0

hlne:TermLoanAgreement, us-gaap:LineOfCredit


Line
Period End2021-03-31
Value25
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0

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

hlne:MultiDrawFacility, us-gaap:LineOfCredit, us-gaap:SubsequentEvent


Line
Period End2021-04-222021-04-21
Value10075
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.00.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive


Long
Period End2021-03-31
Value114
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths


Long
Period End2021-03-31
Value16
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive


Long
Period End2021-03-31
Value18
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour


Long
Period End2021-03-31
Value7031000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


Long
Period End2021-03-31
Value4688000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo


Long
Period End2021-03-31
Value1875000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0

us-gaap:MinorityInterestOwnershipPercentageByParent us-gaap:Ownership

us-gaap:MinorityInterestOwnershipPercentageByParent

hlne:HamiltonLaneAdvisorsL.L.C.


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-03-31
Value67.267.264.664.60.6060.5510.5490.5490.5030.5030.4740.4740.421
Percentage of MinorityInterestOwnershipPercentageByParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoncontrollingInterestInVariableInterestEntity hlne:InvestmentsByConsolidatedAndNonconsolidatedEntities

us-gaap:NoncontrollingInterestInVariableInterestEntity

us-gaap:VariableInterestEntityNotPrimaryBeneficiary


Noncontrolling
Period End2020-12-312020-09-302020-06-302020-03-31
Value2086000.03506000.02655000.04853000.0
Percentage of NoncontrollingInterestInVariableInterestEntity100.0100.0100.0100.0

us-gaap:NoncontrollingInterestInVariableInterestEntity us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityNotPrimaryBeneficiary


Noncontrolling
Period End2021-06-302021-03-312020-03-312019-03-31
Value2561000.02211000.04853000.05716000.0
Percentage of NoncontrollingInterestInVariableInterestEntity0.00.0100.00.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value3.43.43.24.70.0495.25.55.50.055
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

us-gaap:ForeignCountry


Operating
Period End2021-03-312020-03-312019-03-312018-03-312017-03-31
Value5045000.06902000.07999000.01861000.0680000.0
Percentage of OperatingLossCarryforwards100.0100.0100.0100.0100.0

us-gaap:OtherCommitment

us-gaap:OtherCommitment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-03-31
Value194201154170143143132128135123113110101
Percentage of OtherCommitment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherCommitment us-gaap:OtherCommitments

hlne:AggregateUnfundedCommitmentOfGeneralPartnersToThePartnerships


Other
Period End2021-03-312020-03-312019-03-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value20114312310210186788476
Percentage of OtherCommitment100.0100.0100.00.0100.00.00.00.00.0

us-gaap:OtherInvestments

us-gaap:OtherInvestments


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-03-31
Value231718171613161516126.6150.0
Percentage of OtherInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:OtherInvestments us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel3


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-03-31
Value201313171613161512
Percentage of OtherInvestments84.776.576.5100.0100.0100.0100.0100.0100.0

us-gaap:OtherInvestments us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:InvestmentType

us-gaap:FairValueInputsLevel3, hlne:DirectCreditCoInvestments


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-03-31
Value0.7950.9851.8951.8891.8081.7563.1293.0933.94
Percentage of OtherInvestments3.35.710.410.710.813.119.119.431.6

us-gaap:FairValueInputsLevel3, hlne:DirectEquityCoInvestments


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-03-31
Value6.3126.0596.2149.6068.4135.8527.3296.9844.814
Percentage of OtherInvestments26.334.934.254.350.143.744.743.938.5

us-gaap:FairValueInputsLevel3, us-gaap:EquityFunds


Other
Period End2021-06-30
Value6.455
Percentage of OtherInvestments26.9

us-gaap:FairValueInputsLevel3, us-gaap:PrivateEquityFunds


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-03-31
Value6.7666.2545.7826.2086.5645.7865.9375.8363.734
Percentage of OtherInvestments28.236.031.835.139.143.236.236.729.9

us-gaap:OtherInvestments us-gaap:InvestmentType

hlne:DirectCreditCoInvestments


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value0.7950.9851.8951.8891.8081.7563.1293.0934.0133.940.0
Percentage of OtherInvestments3.35.710.410.710.813.119.119.424.231.60.0

hlne:DirectEquityCoInvestments


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value6.3126.0596.2149.6068.4135.8527.3296.9846.6894.8140.0
Percentage of OtherInvestments26.334.934.254.350.143.744.743.940.338.50.0

us-gaap:EquityFunds


Other
Period End2021-06-30
Value6.455
Percentage of OtherInvestments26.9

us-gaap:PrivateEquityFunds


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value6.7666.2545.7826.2086.5645.7865.9375.8365.9113.7340.0
Percentage of OtherInvestments28.236.031.835.139.143.236.236.735.629.90.0

us-gaap:OtherInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

hlne:DirectEquityCoInvestmentsSpecialPurposeVehicle


Other
Period End2021-03-312020-12-31
Value4.0834.271
Percentage of OtherInvestments23.523.5

us-gaap:OtherLiabilities

us-gaap:OtherLiabilities


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2836272523222321258.9867.9878.2218.5267.6595.735.6616.676.612
Percentage of OtherLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherLiabilities us-gaap:ConsolidatedEntities

hlne:HamiltonLaneAllianceHoldingsIInc


Other
Period End2021-06-302021-03-31
Value1917
Percentage of OtherLiabilities69.247.9

srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE


Other
Period End2021-03-31
Value36
Percentage of OtherLiabilities100.0

us-gaap:VariableInterestEntityPrimaryBeneficiary


Other
Period End2021-06-302021-03-31
Value1917
Percentage of OtherLiabilities69.247.9

us-gaap:OtherLiabilities us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

hlne:Partnerships


Other
Period End2021-03-312020-03-31
Value116107
Percentage of OtherLiabilities322.8486.2

us-gaap:OtherLiabilitiesFairValueDisclosure

us-gaap:OtherLiabilitiesFairValueDisclosure


Other
Period End2021-06-302021-03-31
Value1717
Percentage of OtherLiabilitiesFairValueDisclosure100.0100.0

us-gaap:PrepaidExpenseCurrentAndNoncurrent

us-gaap:PrepaidExpenseCurrentAndNoncurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value5998000.06143000.04920000.05656000.05917000.06988000.04587000.05401000.04802000.04714000.02368000.02855000.03153000.02301000.01584000.02135000.02719000.02593000.0
Percentage of PrepaidExpenseCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCash

us-gaap:RestrictedCash


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value3.0483.0413.0423.0423.1473.0863.0953.1842.5022.2332.22.1761.8011.7871.7871.7831.8571.849
Percentage of RestrictedCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCash us-gaap:ConsolidatedEntities

srt:ConsolidatedEntityExcludingVariableInterestEntitiesVIE


Restricted
Period End2021-06-302021-03-31
Value3.0483.041
Percentage of RestrictedCash100.0100.0

us-gaap:VariableInterestEntityPrimaryBeneficiary


Restricted
Period End2021-06-302021-03-31
Value276276
Percentage of RestrictedCash9055.79076.1

us-gaap:RestrictedCashEquivalents us-gaap:ConsolidatedEntities

us-gaap:RestrictedCashEquivalents

us-gaap:VariableInterestEntityPrimaryBeneficiary


Restricted
Period End2021-03-31
Value276
Percentage of RestrictedCashEquivalents100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-03-312019-03-31
Value56.1655.5837.2437.1536.8726.58
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0

us-gaap:VariableInterestEntityEntityMaximumLossExposureAmount hlne:InvestmentsByConsolidatedAndNonconsolidatedEntities

us-gaap:VariableInterestEntityEntityMaximumLossExposureAmount

us-gaap:VariableInterestEntityNotPrimaryBeneficiary


Variable
Period End2020-12-312020-09-302020-06-302020-03-31
Value132134116127
Percentage of VariableInterestEntityEntityMaximumLossExposureAmount100.0100.0100.0100.0

us-gaap:VariableInterestEntityEntityMaximumLossExposureAmount us-gaap:ConsolidatedEntities

us-gaap:VariableInterestEntityNotPrimaryBeneficiary


Variable
Period End2021-06-302021-03-312020-03-312019-03-31
Value15214012792
Percentage of VariableInterestEntityEntityMaximumLossExposureAmount0.00.0100.00.0

us-gaap:WarrantsAndRightsOutstanding

us-gaap:WarrantsAndRightsOutstanding


Warrants
Period End2021-06-302021-03-31
Value9612000.07368000.0
Percentage of WarrantsAndRightsOutstanding100.0100.0

us-gaap:WarrantsAndRightsOutstanding us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


Warrants
Period End2021-06-302021-03-31
Value8281000.06348000.0
Percentage of WarrantsAndRightsOutstanding86.286.2

us-gaap:FairValueInputsLevel2


Warrants
Period End2021-06-302021-03-31
Value1331000.01020000.0
Percentage of WarrantsAndRightsOutstanding13.813.8

Line plots across dimensions of each concept


us-gaap:CommonStockValue
us-gaap:StatementClassOfStock
(None,)
Common Stock Valueus-gaap: Statement Class Of Stock
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
us-gaap:ConsolidatedEntities
(None,)
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interestus-gaap: Consolidated Entities
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest
us-gaap:ConsolidatedEntities
(None,)
Net Income Loss Attributable To Noncontrolling Interestus-gaap: Consolidated Entities
us-gaap:ProfitLoss
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents
(None, 'us-gaap:NoncontrollingInterest')
Profit Lossus-gaap: Consolidated Entities, us-gaap: Statement Equity Components
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService, us-gaap:RelatedPartyTransactionsByRelatedParty
(None, 'hlne:PartnershipsOfSubsidiary')
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service, us-gaap: Related Party Transactions By Related Party
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ConsolidatedEntities, us-gaap:ProductOrService
('us-gaap:VariableInterestEntityPrimaryBeneficiary', None)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Consolidated Entities, us-gaap: Product Or Service
us-gaap:Assets
us-gaap:ConsolidatedEntities
(None,)
Assetsus-gaap: Consolidated Entities
us-gaap:Assets
hlne:InvestmentsByConsolidatedAndNonconsolidatedEntities
(None,)
Assetshlne: Investments By Consolidated And Nonconsolidated Entities
us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:ConsolidatedEntities
(None,)
Cash And Cash Equivalents At Carrying Valueus-gaap: Consolidated Entities
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
us-gaap:ConsolidatedEntities
(None,)
Investments In Affiliates Subsidiaries Associates And Joint Venturesus-gaap: Consolidated Entities
us-gaap:LongTermDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
(None, 'us-gaap:LineOfCredit')
Long Term Debtus-gaap: Debt Instrument, us-gaap: Longterm Debt Type
us-gaap:MinorityInterest
us-gaap:ConsolidatedEntities
(None,)
Minority Interestus-gaap: Consolidated Entities
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents
(None, 'us-gaap:NoncontrollingInterest')
Stockholders Equity Including Portion Attributable To Noncontrolling Interestus-gaap: Consolidated Entities, us-gaap: Statement Equity Components
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
(None, 'us-gaap:CommonStock')
Stockholders Equity Including Portion Attributable To Noncontrolling Interestus-gaap: Statement Class Of Stock, us-gaap: Statement Equity Components
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
(None,)
Stockholders Equity Including Portion Attributable To Noncontrolling Interestus-gaap: Statement Equity Components
us-gaap:CommonStockValue
us-gaap:StatementClassOfStock
(None,)
Common Stock Valueus-gaap: Statement Class Of Stock
us-gaap:MinorityInterest
us-gaap:ConsolidatedEntities
(None,)
Minority Interestus-gaap: Consolidated Entities
us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
(None, 'us-gaap:CommonStock')
Stock Issued During Period Value New Issuesus-gaap: Statement Class Of Stock, us-gaap: Statement Equity Components
us-gaap:ProfitLoss
us-gaap:ConsolidatedEntities, us-gaap:StatementEquityComponents
(None, 'us-gaap:NoncontrollingInterest')
Profit Lossus-gaap: Consolidated Entities, us-gaap: Statement Equity Components