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| <link:usedOn> link:calculationLink </link:usedOn> |
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| <link:definition> 0000063 - Disclosure - Stockholdes' Equity (Share Repurchases) (Details) </link:definition> |
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| <link:usedOn> link:calculationLink </link:usedOn> |
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| <xs:element id="lpla_SecuritiesBorrowedMember" abstract="true" name="SecuritiesBorrowedMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_CommissionRevenueDisaggregatedbyProductCategoryandTimingofTransferofGoodorServiceAbstract" abstract="true" name="CommissionRevenueDisaggregatedbyProductCategoryandTimingofTransferofGoodorServiceAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/> |
| <xs:element id="lpla_LPLFinancialLLCMember" abstract="false" name="LPLFinancialLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_ClientCashRevenueMember" abstract="true" name="ClientCashRevenueMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_FairValueMeasurementNotMeasuredAtFairValueDomain" abstract="true" name="FairValueMeasurementNotMeasuredAtFairValueDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_BrokerBaseRateMember" abstract="true" name="BrokerBaseRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_ScheduleOfIntangibleAssetsByMajorClassTable" abstract="true" name="ScheduleOfIntangibleAssetsByMajorClassTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/> |
| <xs:element id="lpla_FractionalSharesMember" abstract="true" name="FractionalSharesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_WaddellReedFinancialIncMember" abstract="true" name="WaddellReedFinancialIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_RangeThreeMember" abstract="false" name="RangeThreeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_MutualFundsMember" abstract="false" name="MutualFundsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_SeniorSecuredRevolvingCreditFacilityDueMarch2026Member" abstract="true" name="SeniorSecuredRevolvingCreditFacilityDueMarch2026Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_FiniteLivedIntangibleAssetExpectedAmortizationafterYearFour" abstract="false" name="FiniteLivedIntangibleAssetExpectedAmortizationafterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="lpla_UnsecuredUncommittedLinesOfCreditDueSeptember2021OneMember" abstract="true" name="UnsecuredUncommittedLinesOfCreditDueSeptember2021OneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_PaymentofLeaseholdFinancingObligation" abstract="false" name="PaymentofLeaseholdFinancingObligation" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="lpla_SelfInsuranceClaimsIncurred" abstract="false" name="SelfInsuranceClaimsIncurred" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="lpla_LongTermSeniorDebtGross" abstract="false" name="LongTermSeniorDebtGross" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="lpla_UncommittedLinesOfCreditMember" abstract="true" name="UncommittedLinesOfCreditMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_IncreaseDecreasePayablesToClients" abstract="false" name="IncreaseDecreasePayablesToClients" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="lpla_ConcentrationRiskCreditRiskFinancialInstrumentsOffBalanceSheetRiskAbstract" abstract="true" name="ConcentrationRiskCreditRiskFinancialInstrumentsOffBalanceSheetRiskAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/> |
| <xs:element id="lpla_AdvisorAndFinancialInstitutionRelationshipsMember" abstract="false" name="AdvisorAndFinancialInstitutionRelationshipsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_TransactionAndOtherFees" abstract="false" name="TransactionAndOtherFees" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="lpla_RangeOneMember" abstract="false" name="RangeOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_CashEquivalentsNotSubjectToSegregationMember" abstract="true" name="CashEquivalentsNotSubjectToSegregationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_PromotionalExpenses" abstract="false" name="PromotionalExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="lpla_AdvisorsandFinancialInstitutionsMember" abstract="false" name="AdvisorsandFinancialInstitutionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_UncommittedLinesOfCreditSpecifiedLimitsMember" abstract="true" name="UncommittedLinesOfCreditSpecifiedLimitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_NumberOfUncommittedLinesOfCredit" abstract="false" name="NumberOfUncommittedLinesOfCredit" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/> |
| <xs:element id="lpla_SponsorshipProgramsMember" abstract="true" name="SponsorshipProgramsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_ClearingCorporationAxis" abstract="true" name="ClearingCorporationAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/> |
| <xs:element id="lpla_FractionalSharesInvestment" abstract="false" name="FractionalSharesInvestment" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="lpla_LongTermSeniorDebtNet" abstract="false" name="LongTermSeniorDebtNet" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="lpla_CommissionRevenuedisaggregatedbyInvestmentProductCategoryAbstract" abstract="true" name="CommissionRevenuedisaggregatedbyInvestmentProductCategoryAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/> |
| <xs:element id="lpla_SeniorNotesDue2029Member" abstract="true" name="SeniorNotesDue2029Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_LiabilitiesNotMeasuredAtFairValueAbstract" abstract="true" name="LiabilitiesNotMeasuredAtFairValueAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/> |
| <xs:element id="lpla_OptionsClearingCorporationMember" abstract="true" name="OptionsClearingCorporationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_ProductSponsorRelationshipsMember" abstract="false" name="ProductSponsorRelationshipsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_StockoptionsandwarrantsMember" abstract="true" name="StockoptionsandwarrantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_AdvisoryRevenue" abstract="false" name="AdvisoryRevenue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="lpla_DisaggregationofRevenueProductandServiceTableTextBlock" abstract="false" name="DisaggregationofRevenueProductandServiceTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/> |
| <xs:element id="lpla_ShareholderPercentOwnershipinCompany" abstract="false" name="ShareholderPercentOwnershipinCompany" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/> |
| <xs:element id="lpla_RangeSixMember" abstract="true" name="RangeSixMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_AnnuitiesMember" abstract="true" name="AnnuitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_DeferredCompensationAsset" abstract="false" name="DeferredCompensationAsset" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="lpla_DisaggregationofRevenueReportingCategoryTimingofTransferofGoodorServiceTableTextBlock" abstract="false" name="DisaggregationofRevenueReportingCategoryTimingofTransferofGoodorServiceTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/> |
| <xs:element id="lpla_UncommittedLinesOfCreditUnspecifiedLimitsMember" abstract="true" name="UncommittedLinesOfCreditUnspecifiedLimitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_SeniorNotesDue2025Member" abstract="true" name="SeniorNotesDue2025Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_FairValueMeasurementNotMeasuredAtFairValueAxis" abstract="true" name="FairValueMeasurementNotMeasuredAtFairValueAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/> |
| <xs:element id="lpla_DraftsPayableChangesInOperatingAssetsAndLiabilities" abstract="false" name="DraftsPayableChangesInOperatingAssetsAndLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="lpla_SeniorNotesDue2031Member" abstract="true" name="SeniorNotesDue2031Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_FourthAmendmentAgreementTermLoanBMember" abstract="true" name="FourthAmendmentAgreementTermLoanBMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="lpla_RangeFourMember" abstract="false" name="RangeFourMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| </xs:schema> |