3.26.1 html 704 566 1 true 193 0 false 6 false false R1.htm 0000001 - Document - Cover Page Sheet http://www.schwab.com/role/CoverPage Cover Page Cover 1 false false R2.htm 9952151 - Statement - Condensed Consolidated Statements of Income Sheet http://www.schwab.com/role/CondensedConsolidatedStatementsofIncome Condensed Consolidated Statements of Income Statements 2 false false R3.htm 9952152 - Statement - Condensed Consolidated Statements of Comprehensive Income Sheet http://www.schwab.com/role/CondensedConsolidatedStatementsofComprehensiveIncome Condensed Consolidated Statements of Comprehensive Income Statements 3 false false R4.htm 9952153 - Statement - Condensed Consolidated Balance Sheets Sheet http://www.schwab.com/role/CondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets Statements 4 false false R5.htm 9952154 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Sheet http://www.schwab.com/role/CondensedConsolidatedBalanceSheetsParenthetical Condensed Consolidated Balance Sheets (Parenthetical) Statements 5 false false R6.htm 9952155 - Statement - Condensed Consolidated Statements of Stockholders' Equity Sheet http://www.schwab.com/role/CondensedConsolidatedStatementsofStockholdersEquity Condensed Consolidated Statements of Stockholders' Equity Statements 6 false false R7.htm 9952156 - Statement - Condensed Consolidated Statements of Stockholders' Equity (Parenthetical) Sheet http://www.schwab.com/role/CondensedConsolidatedStatementsofStockholdersEquityParenthetical Condensed Consolidated Statements of Stockholders' Equity (Parenthetical) Statements 7 false false R8.htm 9952157 - Statement - Condensed Consolidated Statements of Cash Flows Sheet http://www.schwab.com/role/CondensedConsolidatedStatementsofCashFlows Condensed Consolidated Statements of Cash Flows Statements 8 false false R9.htm 9952158 - Statement - Condensed Consolidated Statements of Cash Flows (Parenthetical) Sheet http://www.schwab.com/role/CondensedConsolidatedStatementsofCashFlowsParenthetical Condensed Consolidated Statements of Cash Flows (Parenthetical) Statements 9 false false R10.htm 9952159 - Disclosure - Introduction and Basis of Presentation Sheet http://www.schwab.com/role/IntroductionandBasisofPresentation Introduction and Basis of Presentation Notes 10 false false R11.htm 9952160 - Disclosure - New Accounting Standards Sheet http://www.schwab.com/role/NewAccountingStandards New Accounting Standards Notes 11 false false R12.htm 9952161 - Disclosure - Business Acquisition Sheet http://www.schwab.com/role/BusinessAcquisition Business Acquisition Notes 12 false false R13.htm 9952162 - Disclosure - Revenue Recognition Sheet http://www.schwab.com/role/RevenueRecognition Revenue Recognition Notes 13 false false R14.htm 9952163 - Disclosure - Receivables from and Payables to Brokers, Dealers, and Clearing Organizations Sheet http://www.schwab.com/role/ReceivablesfromandPayablestoBrokersDealersandClearingOrganizations Receivables from and Payables to Brokers, Dealers, and Clearing Organizations Notes 14 false false R15.htm 9952164 - Disclosure - Investment Securities Sheet http://www.schwab.com/role/InvestmentSecurities Investment Securities Notes 15 false false R16.htm 9952165 - Disclosure - Bank Loans and Related Allowance for Credit Losses Sheet http://www.schwab.com/role/BankLoansandRelatedAllowanceforCreditLosses Bank Loans and Related Allowance for Credit Losses Notes 16 false false R17.htm 9952166 - Disclosure - Variable Interest Entities Sheet http://www.schwab.com/role/VariableInterestEntities Variable Interest Entities Notes 17 false false R18.htm 9952167 - Disclosure - Bank Deposits Sheet http://www.schwab.com/role/BankDeposits Bank Deposits Notes 18 false false R19.htm 9952168 - Disclosure - Borrowings Sheet http://www.schwab.com/role/Borrowings Borrowings Notes 19 false false R20.htm 9952169 - Disclosure - Commitments and Contingencies Sheet http://www.schwab.com/role/CommitmentsandContingencies Commitments and Contingencies Notes 20 false false R21.htm 9952170 - Disclosure - Derivative Instruments and Hedging Activities Sheet http://www.schwab.com/role/DerivativeInstrumentsandHedgingActivities Derivative Instruments and Hedging Activities Notes 21 false false R22.htm 9952171 - Disclosure - Financial Instruments Subject to Off-Balance Sheet Credit Risk Sheet http://www.schwab.com/role/FinancialInstrumentsSubjecttoOffBalanceSheetCreditRisk Financial Instruments Subject to Off-Balance Sheet Credit Risk Notes 22 false false R23.htm 9952172 - Disclosure - Fair Values of Assets and Liabilities Sheet http://www.schwab.com/role/FairValuesofAssetsandLiabilities Fair Values of Assets and Liabilities Notes 23 false false R24.htm 9952173 - Disclosure - Stockholders' Equity Sheet http://www.schwab.com/role/StockholdersEquity Stockholders' Equity Notes 24 false false R25.htm 9952174 - Disclosure - Accumulated Other Comprehensive Income Sheet http://www.schwab.com/role/AccumulatedOtherComprehensiveIncome Accumulated Other Comprehensive Income Notes 25 false false R26.htm 9952175 - Disclosure - Earnings Per Common Share Sheet http://www.schwab.com/role/EarningsPerCommonShare Earnings Per Common Share Notes 26 false false R27.htm 9952176 - Disclosure - Regulatory Requirements Sheet http://www.schwab.com/role/RegulatoryRequirements Regulatory Requirements Notes 27 false false R28.htm 9952177 - Disclosure - Segment Information Sheet http://www.schwab.com/role/SegmentInformation Segment Information Notes 28 false false R29.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 29 false false R30.htm 9955511 - Disclosure - New Accounting Standards (Policy) Sheet http://www.schwab.com/role/NewAccountingStandardsPolicy New Accounting Standards (Policy) Policies http://www.schwab.com/role/NewAccountingStandards 30 false false R31.htm 9955512 - Disclosure - New Accounting Standards (Tables) Sheet http://www.schwab.com/role/NewAccountingStandardsTables New Accounting Standards (Tables) Tables http://www.schwab.com/role/NewAccountingStandards 31 false false R32.htm 9955513 - Disclosure - Business Acquisition (Tables) Sheet http://www.schwab.com/role/BusinessAcquisitionTables Business Acquisition (Tables) Tables http://www.schwab.com/role/BusinessAcquisition 32 false false R33.htm 9955514 - Disclosure - Revenue Recognition (Tables) Sheet http://www.schwab.com/role/RevenueRecognitionTables Revenue Recognition (Tables) Tables http://www.schwab.com/role/RevenueRecognition 33 false false R34.htm 9955515 - Disclosure - Receivables from and Payables to Brokers, Dealers, and Clearing Organizations (Tables) Sheet http://www.schwab.com/role/ReceivablesfromandPayablestoBrokersDealersandClearingOrganizationsTables Receivables from and Payables to Brokers, Dealers, and Clearing Organizations (Tables) Tables http://www.schwab.com/role/ReceivablesfromandPayablestoBrokersDealersandClearingOrganizations 34 false false R35.htm 9955516 - Disclosure - Investment Securities (Tables) Sheet http://www.schwab.com/role/InvestmentSecuritiesTables Investment Securities (Tables) Tables http://www.schwab.com/role/InvestmentSecurities 35 false false R36.htm 9955517 - Disclosure - Bank Loans and Related Allowance for Credit Losses (Tables) Sheet http://www.schwab.com/role/BankLoansandRelatedAllowanceforCreditLossesTables Bank Loans and Related Allowance for Credit Losses (Tables) Tables http://www.schwab.com/role/BankLoansandRelatedAllowanceforCreditLosses 36 false false R37.htm 9955518 - Disclosure - Variable Interest Entities (Tables) Sheet http://www.schwab.com/role/VariableInterestEntitiesTables Variable Interest Entities (Tables) Tables http://www.schwab.com/role/VariableInterestEntities 37 false false R38.htm 9955519 - Disclosure - Bank Deposits (Tables) Sheet http://www.schwab.com/role/BankDepositsTables Bank Deposits (Tables) Tables http://www.schwab.com/role/BankDeposits 38 false false R39.htm 9955520 - Disclosure - Borrowings (Tables) Sheet http://www.schwab.com/role/BorrowingsTables Borrowings (Tables) Tables http://www.schwab.com/role/Borrowings 39 false false R40.htm 9955521 - Disclosure - Commitments and Contingencies (Tables) Sheet http://www.schwab.com/role/CommitmentsandContingenciesTables Commitments and Contingencies (Tables) Tables http://www.schwab.com/role/CommitmentsandContingencies 40 false false R41.htm 9955522 - Disclosure - Derivative Instruments and Hedging Activities (Tables) Sheet http://www.schwab.com/role/DerivativeInstrumentsandHedgingActivitiesTables Derivative Instruments and Hedging Activities (Tables) Tables http://www.schwab.com/role/DerivativeInstrumentsandHedgingActivities 41 false false R42.htm 9955523 - Disclosure - Financial Instruments Subject to Off-Balance Sheet Credit Risk (Tables) Sheet http://www.schwab.com/role/FinancialInstrumentsSubjecttoOffBalanceSheetCreditRiskTables Financial Instruments Subject to Off-Balance Sheet Credit Risk (Tables) Tables http://www.schwab.com/role/FinancialInstrumentsSubjecttoOffBalanceSheetCreditRisk 42 false false R43.htm 9955524 - Disclosure - Fair Values of Assets and Liabilities (Tables) Sheet http://www.schwab.com/role/FairValuesofAssetsandLiabilitiesTables Fair Values of Assets and Liabilities (Tables) Tables http://www.schwab.com/role/FairValuesofAssetsandLiabilities 43 false false R44.htm 9955525 - Disclosure - Stockholders' Equity (Tables) Sheet http://www.schwab.com/role/StockholdersEquityTables Stockholders' Equity (Tables) Tables http://www.schwab.com/role/StockholdersEquity 44 false false R45.htm 9955526 - Disclosure - Accumulated Other Comprehensive Income (Tables) Sheet http://www.schwab.com/role/AccumulatedOtherComprehensiveIncomeTables Accumulated Other Comprehensive Income (Tables) Tables http://www.schwab.com/role/AccumulatedOtherComprehensiveIncome 45 false false R46.htm 9955527 - Disclosure - Earnings Per Common Share (Tables) Sheet http://www.schwab.com/role/EarningsPerCommonShareTables Earnings Per Common Share (Tables) Tables http://www.schwab.com/role/EarningsPerCommonShare 46 false false R47.htm 9955528 - Disclosure - Regulatory Requirements (Tables) Sheet http://www.schwab.com/role/RegulatoryRequirementsTables Regulatory Requirements (Tables) Tables http://www.schwab.com/role/RegulatoryRequirements 47 false false R48.htm 9955529 - Disclosure - Segment Information (Tables) Sheet http://www.schwab.com/role/SegmentInformationTables Segment Information (Tables) Tables http://www.schwab.com/role/SegmentInformation 48 false false R49.htm 9955530 - Disclosure - Business Acquisition - Narrative (Details) Sheet http://www.schwab.com/role/BusinessAcquisitionNarrativeDetails Business Acquisition - Narrative (Details) Details 49 false false R50.htm 9955531 - Disclosure - Business Acquisition - Fair Value of Assets Acquired and Liabilities Assumed (Details) Sheet http://www.schwab.com/role/BusinessAcquisitionFairValueofAssetsAcquiredandLiabilitiesAssumedDetails Business Acquisition - Fair Value of Assets Acquired and Liabilities Assumed (Details) Details 50 false false R51.htm 9955532 - Disclosure - Business Acquisition - Fair Values of Intangible Assets Acquired and Useful Lives (Details) Sheet http://www.schwab.com/role/BusinessAcquisitionFairValuesofIntangibleAssetsAcquiredandUsefulLivesDetails Business Acquisition - Fair Values of Intangible Assets Acquired and Useful Lives (Details) Details 51 false false R52.htm 9955533 - Disclosure - Revenue Recognition - Disaggregation of Revenue (Details) Sheet http://www.schwab.com/role/RevenueRecognitionDisaggregationofRevenueDetails Revenue Recognition - Disaggregation of Revenue (Details) Details 52 false false R53.htm 9955534 - Disclosure - Revenue Recognition - Narrative (Details) Sheet http://www.schwab.com/role/RevenueRecognitionNarrativeDetails Revenue Recognition - Narrative (Details) Details 53 false false R54.htm 9955535 - Disclosure - Receivables from and Payables to Brokers, Dealers, and Clearing Organizations (Details) Sheet http://www.schwab.com/role/ReceivablesfromandPayablestoBrokersDealersandClearingOrganizationsDetails Receivables from and Payables to Brokers, Dealers, and Clearing Organizations (Details) Details http://www.schwab.com/role/ReceivablesfromandPayablestoBrokersDealersandClearingOrganizationsTables 54 false false R55.htm 9955536 - Disclosure - Investment Securities - Amortized Cost, Gross Unrealized Gains and Losses, and Fair Value of Securities Available for Sale and Held to Maturity (Details) Sheet http://www.schwab.com/role/InvestmentSecuritiesAmortizedCostGrossUnrealizedGainsandLossesandFairValueofSecuritiesAvailableforSaleandHeldtoMaturityDetails Investment Securities - Amortized Cost, Gross Unrealized Gains and Losses, and Fair Value of Securities Available for Sale and Held to Maturity (Details) Details 55 false false R56.htm 9955537 - Disclosure - Investment Securities - Narrative (Details) Sheet http://www.schwab.com/role/InvestmentSecuritiesNarrativeDetails Investment Securities - Narrative (Details) Details 56 false false R57.htm 9955538 - Disclosure - Investment Securities - Available For Sale with Unrealized Losses, Aggregated by Category and Period of Continuous Unrealized Loss (Details) Sheet http://www.schwab.com/role/InvestmentSecuritiesAvailableForSalewithUnrealizedLossesAggregatedbyCategoryandPeriodofContinuousUnrealizedLossDetails Investment Securities - Available For Sale with Unrealized Losses, Aggregated by Category and Period of Continuous Unrealized Loss (Details) Details 57 false false R58.htm 9955539 - Disclosure - Investment Securities - Schedule of Estimated Effective Duration, Investments (Details) Sheet http://www.schwab.com/role/InvestmentSecuritiesScheduleofEstimatedEffectiveDurationInvestmentsDetails Investment Securities - Schedule of Estimated Effective Duration, Investments (Details) Details 58 false false R59.htm 9955540 - Disclosure - Investment Securities - Maturities of Securities Available for Sale and Held to Maturity (Details) Sheet http://www.schwab.com/role/InvestmentSecuritiesMaturitiesofSecuritiesAvailableforSaleandHeldtoMaturityDetails Investment Securities - Maturities of Securities Available for Sale and Held to Maturity (Details) Details 59 false false R60.htm 9955541 - Disclosure - Investment Securities - Proceeds and Gross Realized Gains And Losses from Sales of Securities Available for Sale (Details) Sheet http://www.schwab.com/role/InvestmentSecuritiesProceedsandGrossRealizedGainsAndLossesfromSalesofSecuritiesAvailableforSaleDetails Investment Securities - Proceeds and Gross Realized Gains And Losses from Sales of Securities Available for Sale (Details) Details 60 false false R61.htm 9955542 - Disclosure - Bank Loans and Related Allowance for Credit Losses - Composition of Bank Loans and Delinquency Analysis by Loan Segment (Details) Sheet http://www.schwab.com/role/BankLoansandRelatedAllowanceforCreditLossesCompositionofBankLoansandDelinquencyAnalysisbyLoanSegmentDetails Bank Loans and Related Allowance for Credit Losses - Composition of Bank Loans and Delinquency Analysis by Loan Segment (Details) Details 61 false false R62.htm 9955543 - Disclosure - Bank Loans and Related Allowance for Credit Losses - Changes in Allowance for Credit Losses (Details) Sheet http://www.schwab.com/role/BankLoansandRelatedAllowanceforCreditLossesChangesinAllowanceforCreditLossesDetails Bank Loans and Related Allowance for Credit Losses - Changes in Allowance for Credit Losses (Details) Details 62 false false R63.htm 9955544 - Disclosure - Bank Loans and Related Allowance for Credit Losses - Narrative (Details) Sheet http://www.schwab.com/role/BankLoansandRelatedAllowanceforCreditLossesNarrativeDetails Bank Loans and Related Allowance for Credit Losses - Narrative (Details) Details http://www.schwab.com/role/BankLoansandRelatedAllowanceforCreditLossesTables 63 false false R64.htm 9955545 - Disclosure - Bank Loans and Related Allowance for Credit Losses - Credit Quality Indicators of Bank Loan Portfolio (Details) Sheet http://www.schwab.com/role/BankLoansandRelatedAllowanceforCreditLossesCreditQualityIndicatorsofBankLoanPortfolioDetails Bank Loans and Related Allowance for Credit Losses - Credit Quality Indicators of Bank Loan Portfolio (Details) Details 64 false false R65.htm 9955546 - Disclosure - Bank Loans and Related Allowance for Credit Losses - Convert to Amortizing Loans (Details) Sheet http://www.schwab.com/role/BankLoansandRelatedAllowanceforCreditLossesConverttoAmortizingLoansDetails Bank Loans and Related Allowance for Credit Losses - Convert to Amortizing Loans (Details) Details 65 false false R66.htm 9955547 - Disclosure - Variable Interest Entities (Details) Sheet http://www.schwab.com/role/VariableInterestEntitiesDetails Variable Interest Entities (Details) Details http://www.schwab.com/role/VariableInterestEntitiesTables 66 false false R67.htm 9955548 - Disclosure - Bank Deposits - Deposits from Banking Clients Consisting of Interest Bearing and Noninterest Bearing Deposits (Details) Sheet http://www.schwab.com/role/BankDepositsDepositsfromBankingClientsConsistingofInterestBearingandNoninterestBearingDepositsDetails Bank Deposits - Deposits from Banking Clients Consisting of Interest Bearing and Noninterest Bearing Deposits (Details) Details 67 false false R68.htm 9955549 - Disclosure - Borrowings - Long-term Debt Including Unamortized Debt Discounts and Premiums (Details) Sheet http://www.schwab.com/role/BorrowingsLongtermDebtIncludingUnamortizedDebtDiscountsandPremiumsDetails Borrowings - Long-term Debt Including Unamortized Debt Discounts and Premiums (Details) Details 68 false false R69.htm 9955550 - Disclosure - Borrowings - Annual Maturities on Long-term Debt Outstanding (Details) Sheet http://www.schwab.com/role/BorrowingsAnnualMaturitiesonLongtermDebtOutstandingDetails Borrowings - Annual Maturities on Long-term Debt Outstanding (Details) Details 69 false false R70.htm 9955551 - Disclosure - Borrowings - Narrative (Details) Sheet http://www.schwab.com/role/BorrowingsNarrativeDetails Borrowings - Narrative (Details) Details 70 false false R71.htm 9955552 - Disclosure - Borrowings - Annual Maturities on Other Short-term Borrowings Outstanding (Details) Sheet http://www.schwab.com/role/BorrowingsAnnualMaturitiesonOtherShorttermBorrowingsOutstandingDetails Borrowings - Annual Maturities on Other Short-term Borrowings Outstanding (Details) Details 71 false false R72.htm 9955553 - Disclosure - Commitments and Contingencies - Narrative (Details) Sheet http://www.schwab.com/role/CommitmentsandContingenciesNarrativeDetails Commitments and Contingencies - Narrative (Details) Details 72 false false R73.htm 9955554 - Disclosure - Commitments and Contingencies - Commitments to Extend Credit on Lines of Credit and to Purchase First Mortgages (Details) Sheet http://www.schwab.com/role/CommitmentsandContingenciesCommitmentstoExtendCreditonLinesofCreditandtoPurchaseFirstMortgagesDetails Commitments and Contingencies - Commitments to Extend Credit on Lines of Credit and to Purchase First Mortgages (Details) Details 73 false false R74.htm 9955555 - Disclosure - Derivative Instruments and Hedging Activities - Narrative (Details) Sheet http://www.schwab.com/role/DerivativeInstrumentsandHedgingActivitiesNarrativeDetails Derivative Instruments and Hedging Activities - Narrative (Details) Details 74 false false R75.htm 9955556 - Disclosure - Derivative Instruments and Hedging Activities - Gross Fair Values of Derivatives (Details) Sheet http://www.schwab.com/role/DerivativeInstrumentsandHedgingActivitiesGrossFairValuesofDerivativesDetails Derivative Instruments and Hedging Activities - Gross Fair Values of Derivatives (Details) Details 75 false false R76.htm 9955557 - Disclosure - Derivative Instruments and Hedging Activities - Fair Value Hedge Derivatives (Details) Sheet http://www.schwab.com/role/DerivativeInstrumentsandHedgingActivitiesFairValueHedgeDerivativesDetails Derivative Instruments and Hedging Activities - Fair Value Hedge Derivatives (Details) Details 76 false false R77.htm 9955558 - Disclosure - Derivative Instruments and Hedging Activities - Effect of Fair Value Hedge Derivatives (Details) Sheet http://www.schwab.com/role/DerivativeInstrumentsandHedgingActivitiesEffectofFairValueHedgeDerivativesDetails Derivative Instruments and Hedging Activities - Effect of Fair Value Hedge Derivatives (Details) Details 77 false false R78.htm 9955559 - Disclosure - Derivative Instruments and Hedging Activities - Effect of Cash Flow Hedge Derivatives (Details) Sheet http://www.schwab.com/role/DerivativeInstrumentsandHedgingActivitiesEffectofCashFlowHedgeDerivativesDetails Derivative Instruments and Hedging Activities - Effect of Cash Flow Hedge Derivatives (Details) Details 78 false false R79.htm 9955560 - Disclosure - Financial Instruments Subject to Off-Balance Sheet Credit Risk - Narrative (Details) Sheet http://www.schwab.com/role/FinancialInstrumentsSubjecttoOffBalanceSheetCreditRiskNarrativeDetails Financial Instruments Subject to Off-Balance Sheet Credit Risk - Narrative (Details) Details http://www.schwab.com/role/FinancialInstrumentsSubjecttoOffBalanceSheetCreditRiskTables 79 false false R80.htm 9955561 - Disclosure - Financial Instruments Subject to Off-Balance Sheet Credit Risk - Offsetting Assets and Liabilities (Details) Sheet http://www.schwab.com/role/FinancialInstrumentsSubjecttoOffBalanceSheetCreditRiskOffsettingAssetsandLiabilitiesDetails Financial Instruments Subject to Off-Balance Sheet Credit Risk - Offsetting Assets and Liabilities (Details) Details 80 false false R81.htm 9955562 - Disclosure - Financial Instruments Subject to Off-Balance Sheet Credit Risk - Summary of the Fair Value of Client Securities Available to Utilize as Collateral and Amounts Pledged (Details) Sheet http://www.schwab.com/role/FinancialInstrumentsSubjecttoOffBalanceSheetCreditRiskSummaryoftheFairValueofClientSecuritiesAvailabletoUtilizeasCollateralandAmountsPledgedDetails Financial Instruments Subject to Off-Balance Sheet Credit Risk - Summary of the Fair Value of Client Securities Available to Utilize as Collateral and Amounts Pledged (Details) Details 81 false false R82.htm 9955563 - Disclosure - Fair Values of Assets and Liabilities - Narrative (Details) Sheet http://www.schwab.com/role/FairValuesofAssetsandLiabilitiesNarrativeDetails Fair Values of Assets and Liabilities - Narrative (Details) Details 82 false false R83.htm 9955564 - Disclosure - Fair Values of Assets and Liabilities - Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) Sheet http://www.schwab.com/role/FairValuesofAssetsandLiabilitiesAssetsandLiabilitiesMeasuredatFairValueonaRecurringBasisDetails Fair Values of Assets and Liabilities - Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) Details 83 false false R84.htm 9955565 - Disclosure - Fair Values of Assets and Liabilities - Fair Value of Other Financial Instruments (Details) Sheet http://www.schwab.com/role/FairValuesofAssetsandLiabilitiesFairValueofOtherFinancialInstrumentsDetails Fair Values of Assets and Liabilities - Fair Value of Other Financial Instruments (Details) Details 84 false false R85.htm 9955566 - Disclosure - Stockholders' Equity - Narrative (Details) Sheet http://www.schwab.com/role/StockholdersEquityNarrativeDetails Stockholders' Equity - Narrative (Details) Details 85 false false R86.htm 9955567 - Disclosure - Stockholders' Equity - Preferred Stock Issued and Outstanding (Details) Sheet http://www.schwab.com/role/StockholdersEquityPreferredStockIssuedandOutstandingDetails Stockholders' Equity - Preferred Stock Issued and Outstanding (Details) Details 86 false false R87.htm 9955568 - Disclosure - Stockholders' Equity - Dividends Declared (Details) Sheet http://www.schwab.com/role/StockholdersEquityDividendsDeclaredDetails Stockholders' Equity - Dividends Declared (Details) Details 87 false false R88.htm 9955569 - Disclosure - Accumulated Other Comprehensive Income - Accumulated Other Comprehensive Income (Details) Sheet http://www.schwab.com/role/AccumulatedOtherComprehensiveIncomeAccumulatedOtherComprehensiveIncomeDetails Accumulated Other Comprehensive Income - Accumulated Other Comprehensive Income (Details) Details 88 false false R89.htm 9955570 - Disclosure - Accumulated Other Comprehensive Income - Narrative (Details) Sheet http://www.schwab.com/role/AccumulatedOtherComprehensiveIncomeNarrativeDetails Accumulated Other Comprehensive Income - Narrative (Details) Details 89 false false R90.htm 9955571 - Disclosure - Earnings Per Common Share - Narrative (Details) Sheet http://www.schwab.com/role/EarningsPerCommonShareNarrativeDetails Earnings Per Common Share - Narrative (Details) Details 90 false false R91.htm 9955572 - Disclosure - Earnings Per Common Share - EPS Under Basic and Diluted Computations (Details) Sheet http://www.schwab.com/role/EarningsPerCommonShareEPSUnderBasicandDilutedComputationsDetails Earnings Per Common Share - EPS Under Basic and Diluted Computations (Details) Details 91 false false R92.htm 9955573 - Disclosure - Regulatory Requirements - Regulatory Capital and Ratios (Details) Sheet http://www.schwab.com/role/RegulatoryRequirementsRegulatoryCapitalandRatiosDetails Regulatory Requirements - Regulatory Capital and Ratios (Details) Details 92 false false R93.htm 9955574 - Disclosure - Regulatory Requirements - Narrative (Details) Sheet http://www.schwab.com/role/RegulatoryRequirementsNarrativeDetails Regulatory Requirements - Narrative (Details) Details 93 false false R94.htm 9955575 - Disclosure - Regulatory Requirements - Net Capital and Net Capital Requirements (Details) Sheet http://www.schwab.com/role/RegulatoryRequirementsNetCapitalandNetCapitalRequirementsDetails Regulatory Requirements - Net Capital and Net Capital Requirements (Details) Details 94 false false R95.htm 9955576 - Disclosure - Segment Information - Narrative (Details) Sheet http://www.schwab.com/role/SegmentInformationNarrativeDetails Segment Information - Narrative (Details) Details 95 false false R96.htm 9955577 - Disclosure - Segment Information - Financial Information for Reportable Segments (Details) Sheet http://www.schwab.com/role/SegmentInformationFinancialInformationforReportableSegmentsDetails Segment Information - Financial Information for Reportable Segments (Details) Details 96 false false All Reports Book All Reports schw-20260331.htm schw-20260331.xsd schw-20260331_cal.xml schw-20260331_def.xml schw-20260331_lab.xml schw-20260331_pre.xml http://fasb.org/srt/2025 http://fasb.org/us-gaap/2025 http://xbrl.sec.gov/dei/2025 http://xbrl.sec.gov/ecd/2025 true true