$SCHW
SCHWAB CHARLES CORP Stock $schw

$schw Overview Financials Valuation SEC Filings Company Website

2019 Form 10-K Financial Statement

#000031670920000012 Filed on February 26, 2020

Income Statement

Concept	2019	2018 Q4	2018 Q3
Revenue	$10.72B	$2.669B	$2.579B
YoY Change	5.81%	19.05%	19.12%
Cost Of Revenue	$1.064B	$288.0M	$228.0M
YoY Change	24.15%	142.02%	142.55%
Gross Profit	$10.72B	$2.669B	$2.579B
YoY Change	5.81%	19.05%	19.12%
Gross Profit Margin	100.0%	100.0%	100.0%
Selling, General & Admin	$5.141B	$1.267B	$1.154B
YoY Change	7.96%	15.39%	10.54%
% of Gross Profit	47.95%	47.47%	44.75%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$322.0M	$80.00M	$78.00M
YoY Change	16.25%	15.94%	13.04%
% of Gross Profit	3.0%	3.0%	3.02%
Operating Expenses	$5.873B	$1.459B	$1.360B
YoY Change	5.44%	13.19%	11.48%
Operating Profit	$4.848B	$1.210B	$1.219B
YoY Change	6.27%	26.97%	28.99%
Interest Expense	$1.064B		$228.0M
YoY Change	24.15%		142.55%
% of Operating Profit	21.95%		18.7%
Other Income/Expense, Net	$261.0M		$71.00M
YoY Change	-16.61%		10.94%
Pretax Income	$4.848B	$1.210B	$1.219B
YoY Change	6.27%	26.97%	28.99%
Income Tax	$1.144B	$275.0M	$296.0M
% Of Pretax Income	23.6%	22.73%	24.28%
Net Earnings	$3.704B	$935.0M	$923.0M
YoY Change	5.62%	56.62%	49.35%
Net Earnings / Revenue	34.55%	35.03%	35.79%
Basic Earnings Per Share	$2.69	$0.66	$0.66
Diluted Earnings Per Share	$2.67	$0.65	$0.65
COMMON SHARES
Basic Shares Outstanding	1.311B shares	1.343B shares	1.351B shares
Diluted Shares Outstanding	1.320B shares	1.354B shares	1.364B shares

Balance Sheet

Concept	2019	2018 Q4	2018 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$29.35B	$27.94B	$21.83B
YoY Change	5.04%	96.51%	78.16%
Cash & Equivalents	$29.35B	$27.94B	$21.83B
Short-Term Investments
Other Short-Term Assets	$11.46B	$6.368B
YoY Change	76.5%
Inventory
Prepaid Expenses
Receivables	$21.77B	$22.20B	$23.21B
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$62.57B	$56.51B	$45.04B
YoY Change	9.69%	59.44%	43.53%
LONG-TERM ASSETS
Property, Plant & Equipment	$2.705B	$1.769B	$1.683B
YoY Change	52.91%	20.26%	20.91%
Goodwill		$1.227B	$1.227B
YoY Change		0.0%	0.0%
Intangibles		$152.0M
YoY Change		40.74%
Long-Term Investments	$205.8B	$218.3B	$201.4B
YoY Change	-5.92%	22.61%	18.41%
Other Assets		$6.368B	$4.063B
YoY Change		-25.46%	-53.22%
Total Long-Term Assets	$231.4B	$240.0B	$227.1B
YoY Change	-3.34%	15.46%	13.91%
TOTAL ASSETS
Total Short-Term Assets	$62.57B	$56.51B	$45.04B
Total Long-Term Assets	$231.4B	$240.0B	$227.1B
Total Assets	$294.0B	$296.5B	$272.1B
YoY Change	-0.84%	21.87%	17.94%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$39.22B	$34.56B	$29.37B
YoY Change	13.49%	6.23%	-20.41%
Accrued Expenses	$5.516B	$2.954B	$2.697B
YoY Change	86.73%	5.12%	19.92%
Deferred Revenue
YoY Change
Short-Term Debt	$220.1B	$0.00	$0.00
YoY Change	-4.9%	-100.0%	-100.0%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$264.8B	$268.9B	$245.5B
YoY Change	-1.53%	22.24%	17.22%
LONG-TERM LIABILITIES
Long-Term Debt	$7.430B	$6.878B	$5.790B
YoY Change	8.03%	44.71%	77.17%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$7.430B	$6.878B	$5.790B
YoY Change	8.03%	44.71%	77.17%
TOTAL LIABILITIES
Total Short-Term Liabilities	$264.8B	$268.9B	$245.5B
Total Long-Term Liabilities	$7.430B	$6.878B	$5.790B
Total Liabilities	$272.3B	$275.8B	$251.3B
YoY Change	-1.29%	22.72%	18.14%
SHAREHOLDERS EQUITY
Retained Earnings		$17.33B	$16.62B
YoY Change		20.27%	18.99%
Common Stock		$15.00M	$15.00M
YoY Change		0.0%	0.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)		$3.714B	$2.769B
YoY Change		28.42%	-7.48%
Treasury Stock Shares		155.1M shares	135.8M shares
Shareholders Equity	$21.75B	$20.67B	$20.83B
YoY Change
Total Liabilities & Shareholders Equity	$294.0B	$296.5B	$272.1B
YoY Change	-0.84%	21.87%	17.94%

Cashflow Statement

Concept	2019	2018 Q4	2018 Q3
OPERATING ACTIVITIES
Net Income	$3.704B	$935.0M	$923.0M
YoY Change	5.62%	56.62%	49.35%
Depreciation, Depletion And Amortization	$322.0M	$80.00M	$78.00M
YoY Change	16.25%	15.94%	13.04%
Cash From Operating Activities	$9.325B	$7.801B	$1.275B
YoY Change	-25.14%	-337.11%	-61.47%
INVESTING ACTIVITIES
Capital Expenditures	$708.0M	-$170.0M	-$147.0M
YoY Change	24.21%	27.82%	42.72%
Acquisitions
YoY Change
Other Investing Activities	$56.00M	-$14.37B	-$6.219B
YoY Change	-41.67%	9.58%	7.02%
Cash From Investing Activities	$11.96B	-$14.54B	-$6.366B
YoY Change	-129.5%	9.76%	7.64%
FINANCING ACTIVITIES
Cash Dividend Paid	$1.060B
YoY Change	34.69%
Common Stock Issuance & Retirement, Net	$2.220B
YoY Change	122.0%
Debt Paid & Issued, Net	$0.00
YoY Change	-100.0%
Cash From Financing Activities	-$13.94B	17.87B	13.27B
YoY Change	-129.55%	13.29%	82.41%
NET CHANGE
Cash From Operating Activities	$9.325B	7.801B	1.275B
Cash From Investing Activities	$11.96B	-14.54B	-6.366B
Cash From Financing Activities	-$13.94B	17.87B	13.27B
Net Change In Cash	$7.350B	11.13B	8.176B
YoY Change	-61.45%	-1562.94%	75.15%
FREE CASH FLOW
Cash From Operating Activities	$9.325B	$7.801B	$1.275B
Capital Expenditures	$708.0M	-$170.0M	-$147.0M
Free Cash Flow	$8.617B	$7.971B	$1.422B
YoY Change	-27.5%	-352.49%	-58.32%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2019	dei	Amendment Flag AmendmentFlag	false
CY2019	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2019	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2019	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2019
CY2019	dei	Entity Central Index Key EntityCentralIndexKey	0000316709
CY2019	dei	Entity Registrant Name EntityRegistrantName	SCHWAB CHARLES CORP
CY2017	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.32
CY2018	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.46
CY2019	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.68
CY2018Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2019Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2018Q4	us-gaap	Financial Instruments Owned At Fair Value FinancialInstrumentsOwnedAtFairValue	0	USD
CY2018Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	3000000000	shares
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	3000000000	shares
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	1487543446	shares
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	1487543446	shares
CY2018Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	299000000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	326000000	USD
CY2017	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2018	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019	dei	Entity Address Address Line1 EntityAddressAddressLine1	211 Main Street
CY2019	dei	Entity Address City Or Town EntityAddressCityOrTown	San Francisco
CY2019	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
CY2019	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	94105
CY2019Q4	us-gaap	Financial Instruments Owned At Fair Value FinancialInstrumentsOwnedAtFairValue	0	USD
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CY2018Q4	us-gaap	Preferred Stock Liquidation Preference Value PreferredStockLiquidationPreferenceValue	2850000000	USD
CY2019Q4	us-gaap	Preferred Stock Liquidation Preference Value PreferredStockLiquidationPreferenceValue	2850000000	USD
CY2018Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2018Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	9940000	shares
CY2018Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	1761000	shares
CY2019Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	1761000	shares
CY2018Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	155116695	shares
CY2019Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	201818100	shares
CY2019	dei	Document Type DocumentType	10-K
CY2019	dei	Document Annual Report DocumentAnnualReport	true
CY2019	dei	Document Period End Date DocumentPeriodEndDate	2019-12-31
CY2019	dei	Document Transition Report DocumentTransitionReport	false
CY2019	dei	Entity File Number EntityFileNumber	1-9700
CY2019	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2019	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	94-3025021
CY2019	dei	City Area Code CityAreaCode	415
CY2019	dei	Local Phone Number LocalPhoneNumber	667-7000
CY2019	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2019	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2019	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2019	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2019	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2019	dei	Entity Small Business EntitySmallBusiness	false
CY2019	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2019	dei	Entity Shell Company EntityShellCompany	false
CY2019Q2	dei	Entity Public Float EntityPublicFloat	47400000000	USD
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CY2018	us-gaap	Labor And Related Expense LaborAndRelatedExpense	3057000000	USD
CY2019	us-gaap	Interest Income Operating InterestIncomeOperating	7580000000	USD
CY2018	us-gaap	Interest Income Operating InterestIncomeOperating	6680000000	USD
CY2017	us-gaap	Interest Income Operating InterestIncomeOperating	4624000000	USD
CY2019	us-gaap	Interest Expense InterestExpense	1064000000	USD
CY2018	us-gaap	Interest Expense InterestExpense	857000000	USD
CY2017	us-gaap	Interest Expense InterestExpense	342000000	USD
CY2019	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	6516000000	USD
CY2018	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	5823000000	USD
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CY2018	us-gaap	Other Income OtherIncome	317000000	USD
CY2017	us-gaap	Other Income OtherIncome	290000000	USD
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CY2017	us-gaap	Labor And Related Expense LaborAndRelatedExpense	2737000000	USD
CY2019	us-gaap	Professional Fees ProfessionalFees	702000000	USD
CY2018	us-gaap	Professional Fees ProfessionalFees	654000000	USD
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CY2019	us-gaap	Occupancy Net OccupancyNet	559000000	USD
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CY2017	us-gaap	Occupancy Net OccupancyNet	436000000	USD
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CY2018	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	313000000	USD
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CY2019	us-gaap	Communication Communication	253000000	USD
CY2018	us-gaap	Communication Communication	242000000	USD
CY2017	us-gaap	Communication Communication	231000000	USD
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	349000000	USD
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CY2019	schw	Regulatory Fees And Assessments RegulatoryFeesAndAssessments	122000000	USD
CY2018	schw	Regulatory Fees And Assessments RegulatoryFeesAndAssessments	189000000	USD
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CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	4562000000	USD
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CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1144000000	USD
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CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1296000000	USD
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CY2018	us-gaap	Net Income Loss NetIncomeLoss	3507000000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	2354000000	USD
CY2019	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	178000000	USD
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CY2017	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	174000000	USD
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CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1311000000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1348000000	shares
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CY2019Q4	us-gaap	Goodwill Goodwill	1227000000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	1227000000	USD
CY2019Q4	us-gaap	Assets Assets	294005000000	USD
CY2019Q4	us-gaap	Other Assets OtherAssets	4715000000	USD
CY2018Q4	us-gaap	Other Assets OtherAssets	3138000000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	2354000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	11000000	USD
CY2018Q4	us-gaap	Assets Assets	296482000000	USD
CY2019Q4	us-gaap	Deposits Deposits	220094000000	USD
CY2018Q4	us-gaap	Deposits Deposits	231423000000	USD
CY2019Q4	srt	Payables To Customers PayablesToCustomers	39220000000	USD
CY2018Q4	srt	Payables To Customers PayablesToCustomers	32726000000	USD
CY2019Q4	us-gaap	Accrued Liabilities Current And Noncurrent AccruedLiabilitiesCurrentAndNoncurrent	5516000000	USD
CY2018Q4	us-gaap	Accrued Liabilities Current And Noncurrent AccruedLiabilitiesCurrentAndNoncurrent	4785000000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	7430000000	USD
CY2018Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	6878000000	USD
CY2019Q4	us-gaap	Liabilities Liabilities	272260000000	USD
CY2018Q4	us-gaap	Liabilities Liabilities	275812000000	USD
CY2019Q4	us-gaap	Preferred Stock Value PreferredStockValue	2793000000	USD
CY2018Q4	us-gaap	Preferred Stock Value PreferredStockValue	2793000000	USD
CY2019Q4	us-gaap	Common Stock Value CommonStockValue	15000000	USD
CY2018Q4	us-gaap	Common Stock Value CommonStockValue	15000000	USD
CY2019Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	4656000000	USD
CY2018Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	4499000000	USD
CY2019Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	19960000000	USD
CY2018Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	17329000000	USD
CY2019Q4	us-gaap	Treasury Stock Value TreasuryStockValue	5767000000	USD
CY2018Q4	us-gaap	Treasury Stock Value TreasuryStockValue	3714000000	USD
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	88000000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-252000000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	21745000000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	20670000000	USD
CY2019Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	294005000000	USD
CY2018Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	296482000000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	16421000000	USD
CY2017	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	492000000	USD
CY2017	us-gaap	Stock Redeemed Or Called During Period Value StockRedeemedOrCalledDuringPeriodValue	485000000	USD
CY2017	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	161000000	USD
CY2017	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	431000000	USD
CY2017	schw	Stock Option Exercises And Other StockOptionExercisesAndOther	171000000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	144000000	USD
CY2017	us-gaap	Stockholders Equity Other StockholdersEquityOther	-9000000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	18525000000	USD
CY2018Q1	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	167000000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	3507000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-67000000	USD
CY2018	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	164000000	USD
CY2018	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	624000000	USD
CY2018	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1000000000	USD
CY2018	schw	Stock Option Exercises And Other StockOptionExercisesAndOther	125000000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	188000000	USD
CY2018	us-gaap	Stockholders Equity Other StockholdersEquityOther	-13000000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	20670000000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	3704000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	340000000	USD
CY2019	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	161000000	USD
CY2019	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	899000000	USD
CY2019	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	2220000000	USD
CY2019	schw	Stock Option Exercises And Other StockOptionExercisesAndOther	118000000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	171000000	USD
CY2019	us-gaap	Stockholders Equity Other StockholdersEquityOther	-22000000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	21745000000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	3704000000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	3507000000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	2354000000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	183000000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	197000000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	153000000	USD
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	349000000	USD
CY2018	us-gaap	Depreciation And Amortization DepreciationAndAmortization	306000000	USD
CY2017	us-gaap	Depreciation And Amortization DepreciationAndAmortization	269000000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	2000000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	49000000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	58000000	USD
CY2019	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-446000000	USD
CY2018	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-350000000	USD
CY2017	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-342000000	USD
CY2019	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-199000000	USD
CY2018	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-137000000	USD
CY2017	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-51000000	USD
CY2019	schw	Increase Decrease In Investments Segregated And On Deposit For Regulatory Purposes IncreaseDecreaseInInvestmentsSegregatedAndOnDepositForRegulatoryPurposes	977000000	USD
CY2018	schw	Increase Decrease In Investments Segregated And On Deposit For Regulatory Purposes IncreaseDecreaseInInvestmentsSegregatedAndOnDepositForRegulatoryPurposes	-6922000000	USD
CY2017	schw	Increase Decrease In Investments Segregated And On Deposit For Regulatory Purposes IncreaseDecreaseInInvestmentsSegregatedAndOnDepositForRegulatoryPurposes	-4933000000	USD
CY2019	schw	Increase Decrease In Receivables From Brokerage Clients IncreaseDecreaseInReceivablesFromBrokerageClients	125000000	USD
CY2018	schw	Increase Decrease In Receivables From Brokerage Clients IncreaseDecreaseInReceivablesFromBrokerageClients	1100000000	USD
CY2017	schw	Increase Decrease In Receivables From Brokerage Clients IncreaseDecreaseInReceivablesFromBrokerageClients	3428000000	USD
CY2018	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	40873000000	USD
CY2018	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	96000000	USD
CY2017	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	59000000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	709000000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	8000000	USD
CY2017	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	193000000	USD
CY2019	us-gaap	Increase Decrease In Payables To Customers IncreaseDecreaseInPayablesToCustomers	6494000000	USD
CY2018	us-gaap	Increase Decrease In Payables To Customers IncreaseDecreaseInPayablesToCustomers	1483000000	USD
CY2017	us-gaap	Increase Decrease In Payables To Customers IncreaseDecreaseInPayablesToCustomers	-4651000000	USD
CY2019	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-241000000	USD
CY2018	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	613000000	USD
CY2017	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-727000000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	9325000000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	12456000000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-839000000	USD
CY2019	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	31815000000	USD
CY2018	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	32801000000	USD
CY2017	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	15033000000	USD
CY2019	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	24495000000	USD
CY2018	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	115000000	USD
CY2017	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	8617000000	USD
CY2019	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	21616000000	USD
CY2018	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	16016000000	USD
CY2017	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	9095000000	USD
CY2019	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	19441000000	USD
CY2017	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	32925000000	USD
CY2019	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	19606000000	USD
CY2018	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	17410000000	USD
CY2017	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	11627000000	USD
CY2019	us-gaap	Payments To Acquire Loans And Leases Held For Investment PaymentsToAcquireLoansAndLeasesHeldForInvestment	1730000000	USD
CY2018	us-gaap	Payments To Acquire Loans And Leases Held For Investment PaymentsToAcquireLoansAndLeasesHeldForInvestment	129000000	USD
CY2017	us-gaap	Payments To Acquire Loans And Leases Held For Investment PaymentsToAcquireLoansAndLeasesHeldForInvestment	1071000000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	708000000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	570000000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	400000000	USD
CY2019	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	27000000	USD
CY2018	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	156000000	USD
CY2017	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	430000000	USD
CY2019	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	24000000	USD
CY2018	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	529000000	USD
CY2017	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	106000000	USD
CY2019	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	56000000	USD
CY2017	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	15000000000	USD
CY2019	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	0	USD
CY2018	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	0	USD
CY2017	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	492000000	USD
CY2019	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	0	USD
CY2018	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	0	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	11964000000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-40555000000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-20473000000	USD
CY2019	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-11329000000	USD
CY2018	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	61767000000	USD
CY2017	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	6186000000	USD
CY2019	us-gaap	Repayments Of Short Term Debt RepaymentsOfShortTermDebt	0	USD
CY2018	us-gaap	Repayments Of Short Term Debt RepaymentsOfShortTermDebt	15000000000	USD
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	593000000	USD
CY2018	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	3024000000	USD
CY2017	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	2129000000	USD
CY2019	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	0	USD
CY2018	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	909000000	USD
CY2017	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	257000000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	2220000000	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1000000000	USD
CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
CY2017	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	485000000	USD
CY2019	us-gaap	Payments Of Dividends PaymentsOfDividends	1060000000	USD
CY2018	us-gaap	Payments Of Dividends PaymentsOfDividends	787000000	USD
CY2017	us-gaap	Payments Of Dividends PaymentsOfDividends	592000000	USD
CY2019	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	118000000	USD
CY2018	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	125000000	USD
CY2017	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	171000000	USD
CY2019	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-41000000	USD
CY2018	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-54000000	USD
CY2017	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-45000000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-13939000000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	47166000000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	22599000000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	7350000000	USD
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	19067000000	USD
CY2017	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	1287000000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	38227000000	USD
CY2019Q1	us-gaap	Accrued Liabilities Current And Noncurrent AccruedLiabilitiesCurrentAndNoncurrent	5373000000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	19160000000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	17873000000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	45577000000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	38227000000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	19160000000	USD
CY2019	schw	Securities Transferred From Held To Maturity To Available For Sale Fair Value SecuritiesTransferredFromHeldToMaturityToAvailableForSaleFairValue	8771000000	USD
CY2018	schw	Securities Transferred From Held To Maturity To Available For Sale Fair Value SecuritiesTransferredFromHeldToMaturityToAvailableForSaleFairValue	0	USD
CY2017	schw	Securities Transferred From Held To Maturity To Available For Sale Fair Value SecuritiesTransferredFromHeldToMaturityToAvailableForSaleFairValue	0	USD
CY2019	schw	Securities Transferred From Available For Sale To Held To Maturity Fair Value SecuritiesTransferredFromAvailableForSaleToHeldToMaturityFairValue	0	USD
CY2018	schw	Securities Transferred From Available For Sale To Held To Maturity Fair Value SecuritiesTransferredFromAvailableForSaleToHeldToMaturityFairValue	0	USD
CY2017	schw	Securities Transferred From Available For Sale To Held To Maturity Fair Value SecuritiesTransferredFromAvailableForSaleToHeldToMaturityFairValue	24696000000	USD
CY2019	us-gaap	Transfer To Investments TransferToInvestments	0	USD
CY2018	us-gaap	Transfer To Investments TransferToInvestments	0	USD
CY2017	us-gaap	Transfer To Investments TransferToInvestments	29000000	USD
CY2019	schw	Finance Lease Extinguishment FinanceLeaseExtinguishment	52000000	USD
CY2018	schw	Finance Lease Extinguishment FinanceLeaseExtinguishment	0	USD
CY2017	schw	Finance Lease Extinguishment FinanceLeaseExtinguishment	0	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	1075000000	USD
CY2018	us-gaap	Interest Paid Net InterestPaidNet	798000000	USD
CY2017	us-gaap	Interest Paid Net InterestPaidNet	327000000	USD
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	1199000000	USD
CY2018	us-gaap	Income Taxes Paid IncomeTaxesPaid	927000000	USD
CY2017	us-gaap	Income Taxes Paid IncomeTaxesPaid	1212000000	USD
CY2019	us-gaap	Operating Lease Payments OperatingLeasePayments	133000000	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	97000000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	29345000000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	27938000000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	14217000000	USD
CY2019Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	16232000000	USD
CY2018Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	10289000000	USD
CY2017Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	4943000000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	45577000000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	38227000000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	19160000000	USD
CY2019	schw	Deposit Transfers DepositTransfers	10300000000	USD
CY2018	schw	Deposit Transfers DepositTransfers	71900000000	USD
CY2017	schw	Deposit Transfers DepositTransfers	4900000000	USD
CY2019Q4	schw	Minimum Number Of Domestic Branch Offices MinimumNumberOfDomesticBranchOffices	360	office
CY2019Q4	us-gaap	Number Of States In Which Entity Operates NumberOfStatesInWhichEntityOperates	48	state
CY2019	us-gaap	Interest Income Operating InterestIncomeOperating	7580000000	USD
CY2018	us-gaap	Interest Income Operating InterestIncomeOperating	6680000000	USD
CY2017	us-gaap	Interest Income Operating InterestIncomeOperating	4624000000	USD
CY2019	us-gaap	Interest Expense InterestExpense	1064000000	USD
CY2018	us-gaap	Interest Expense InterestExpense	857000000	USD
CY2017	us-gaap	Interest Expense InterestExpense	342000000	USD
CY2019	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	6516000000	USD
CY2019	us-gaap	Guarantees Indemnifications And Warranties Policies GuaranteesIndemnificationsAndWarrantiesPolicies	<div style="line-height:120%;font-size:10pt;"><span style="font-family:inherit;font-size:10pt;font-weight:bold;">Guarantees and indemnifications </span></div><div style="line-height:120%;font-size:10pt;"><span style="font-family:inherit;font-size:10pt;"><br/></span></div>Schwab recognizes, at the inception of a guarantee, a liability equal to the estimated fair value of the obligation undertaken in issuing the guarantee. The fair values of obligations relating to guarantees are estimated based on transactions for similar guarantees or expected present value measures.
CY2018Q4	us-gaap	Other Assets OtherAssets	3138000000	USD
CY2019Q1	us-gaap	Other Assets OtherAssets	3726000000	USD
CY2018Q4	us-gaap	Accrued Liabilities Current And Noncurrent AccruedLiabilitiesCurrentAndNoncurrent	4785000000	USD
CY2018	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	5823000000	USD
CY2017	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	4282000000	USD
CY2019	us-gaap	Other Income OtherIncome	377000000	USD
CY2018	us-gaap	Other Income OtherIncome	317000000	USD
CY2017	us-gaap	Other Income OtherIncome	290000000	USD
CY2019	us-gaap	Revenues Revenues	10721000000	USD
CY2018	us-gaap	Revenues Revenues	10132000000	USD
CY2017	us-gaap	Revenues Revenues	8618000000	USD
CY2019Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	356000000	USD
CY2018Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	307000000	USD
CY2019Q4	schw	Margin Loans To Brokerage Clients Net MarginLoansToBrokerageClientsNet	19474000000	USD
CY2018Q4	schw	Margin Loans To Brokerage Clients Net MarginLoansToBrokerageClientsNet	19273000000	USD
CY2019Q4	schw	Other Receivables From Brokerage Clients OtherReceivablesFromBrokerageClients	2293000000	USD
CY2018Q4	schw	Other Receivables From Brokerage Clients OtherReceivablesFromBrokerageClients	2378000000	USD
CY2019Q4	us-gaap	Receivables From Customers ReceivablesFromCustomers	21767000000	USD
CY2018Q4	us-gaap	Receivables From Customers ReceivablesFromCustomers	21651000000	USD
CY2019Q4	schw	Interest Bearing Payables To Brokerage Clients InterestBearingPayablesToBrokerageClients	29009000000	USD
CY2018Q4	schw	Interest Bearing Payables To Brokerage Clients InterestBearingPayablesToBrokerageClients	21990000000	USD
CY2019Q4	schw	Noninterst Bearing Payables To Brokerage Clients NoninterstBearingPayablesToBrokerageClients	10211000000	USD
CY2018Q4	schw	Noninterst Bearing Payables To Brokerage Clients NoninterstBearingPayablesToBrokerageClients	10736000000	USD
CY2019Q4	srt	Payables To Customers PayablesToCustomers	39220000000	USD
CY2018Q4	srt	Payables To Customers PayablesToCustomers	32726000000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	140000000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	61155000000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	407000000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	140000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	61422000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	134706000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	1758000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	365000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	136099000000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	66735000000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	72000000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	229000000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	66578000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	144009000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	330000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	2301000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	142038000000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	17493000000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	100000000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	8133000000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	40000000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	25626000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	23690000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	163000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	21808000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	202000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	45498000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	365000000	USD
CY2019Q4	schw	Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value SecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	41183000000	USD
CY2019Q4	schw	Securities Continuous Unrealized Loss Position Less Than Twelve Months Aggregate Loss SecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLoss	263000000	USD
CY2019Q4	schw	Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value SecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	29941000000	USD
CY2019Q4	schw	Securities Continuous Unrealized Loss Position Twelve Months Or Longer Aggregate Loss SecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAggregateLoss	242000000	USD
CY2019Q4	schw	Securities With Unrealized Losses Total Fair Value SecuritiesWithUnrealizedLossesTotalFairValue	71124000000	USD
CY2019Q4	schw	Securities With Unrealized Losses Total Unrealized Loss SecuritiesWithUnrealizedLossesTotalUnrealizedLoss	505000000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	23503000000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	67000000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	12888000000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	162000000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	36391000000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	61155000000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Maturity Within One Year Weighted Average Yield DebtSecuritiesAvailableForSaleMaturityWithinOneYearWeightedAverageYield	0.0242
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	229000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	39327000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	290000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	58794000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	2011000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	98121000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	2301000000	USD
CY2018Q4	schw	Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value SecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	62830000000	USD
CY2018Q4	schw	Securities Continuous Unrealized Loss Position Less Than Twelve Months Aggregate Loss SecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLoss	357000000	USD
CY2018Q4	schw	Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value SecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	71682000000	USD
CY2018Q4	schw	Securities Continuous Unrealized Loss Position Twelve Months Or Longer Aggregate Loss SecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAggregateLoss	2173000000	USD
CY2018Q4	schw	Securities With Unrealized Losses Total Fair Value SecuritiesWithUnrealizedLossesTotalFairValue	134512000000	USD
CY2018Q4	schw	Securities With Unrealized Losses Total Unrealized Loss SecuritiesWithUnrealizedLossesTotalUnrealizedLoss	2530000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	4289000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	11891000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	13047000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	32195000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	61422000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	4279000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	11823000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	13046000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	32007000000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Maturity After One Through Five Years Weighted Average Yield DebtSecuritiesAvailableForSaleMaturityAfterOneThroughFiveYearsWeightedAverageYield	0.0244
CY2019Q4	us-gaap	Debt Securities Available For Sale Maturity After Five Through Ten Years Weighted Average Yield DebtSecuritiesAvailableForSaleMaturityAfterFiveThroughTenYearsWeightedAverageYield	0.0213
CY2019Q4	us-gaap	Debt Securities Available For Sale Maturity After10 Years Weighted Average Yield DebtSecuritiesAvailableForSaleMaturityAfter10YearsWeightedAverageYield	0.0240
CY2019Q4	schw	Availableforsale Securities Debt Securities Weighted Average Yield AvailableforsaleSecuritiesDebtSecuritiesWeightedAverageYield	0.0235
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	2445000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	21048000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	40954000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	71652000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	136099000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	2442000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	20775000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	40182000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	71307000000	USD
CY2019Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	134706000000	USD
CY2019Q4	us-gaap	Debt Securities Held To Maturity Maturity Within One Year Weighted Average Yield DebtSecuritiesHeldToMaturityMaturityWithinOneYearWeightedAverageYield	0.0251
CY2019Q4	us-gaap	Debt Securities Held To Maturity Maturity After One Through Five Years Weighted Average Yield DebtSecuritiesHeldToMaturityMaturityAfterOneThroughFiveYearsWeightedAverageYield	0.0254
CY2019Q4	us-gaap	Debt Securities Held To Maturity Maturity After Five Through Ten Years Weighted Average Yield DebtSecuritiesHeldToMaturityMaturityAfterFiveThroughTenYearsWeightedAverageYield	0.0264
CY2019	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	10000000	USD
CY2019Q4	us-gaap	Debt Securities Held To Maturity Maturity After10 Years Weighted Average Yield DebtSecuritiesHeldToMaturityMaturityAfter10YearsWeightedAverageYield	0.0242
CY2019Q4	schw	Heldtomaturity Securities Weighted Average Yield HeldtomaturitySecuritiesWeightedAverageYield	0.0251
CY2019	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	24495000000	USD
CY2018	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	115000000	USD
CY2017	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	8617000000	USD
CY2019	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	16000000	USD
CY2018	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	0	USD
CY2017	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	12000000	USD
CY2018	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	0	USD
CY2017	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	0	USD
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	18173000000	USD
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	57000000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	18230000000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	18000000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	18212000000	USD
CY2018Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	16580000000	USD
CY2018Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	50000000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	16630000000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	21000000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	16609000000	USD
CY2019Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	21000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	26000000	USD
CY2016Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	26000000	USD
CY2019	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	0	USD
CY2018	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	1000000	USD
CY2017	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	3000000	USD
CY2019	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	2000000	USD
CY2018	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	2000000	USD
CY2017	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	3000000	USD
CY2019	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-5000000	USD
CY2018	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-6000000	USD
CY2017	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	18000000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	21000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	26000000	USD
CY2019	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	2000000	USD
CY2018	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	4000000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	25000000	USD
CY2018Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	28000000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	4364000000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	3932000000	USD
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	2236000000	USD
CY2018Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	2163000000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	2128000000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1769000000	USD
CY2019	us-gaap	Depreciation Depreciation	322000000	USD
CY2018	us-gaap	Depreciation Depreciation	277000000	USD
CY2017	us-gaap	Depreciation Depreciation	232000000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	1227000000	USD
CY2018	schw	Goodwill Acquired And Other Changes During Period GoodwillAcquiredAndOtherChangesDuringPeriod	0	USD
CY2018Q4	us-gaap	Goodwill Goodwill	1227000000	USD
CY2019	schw	Goodwill Acquired And Other Changes During Period GoodwillAcquiredAndOtherChangesDuringPeriod	0	USD
CY2019Q4	us-gaap	Goodwill Goodwill	1227000000	USD
CY2019	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019Q4	us-gaap	Accrued Investment Income Receivable AccruedInvestmentIncomeReceivable	788000000	USD
CY2018Q4	us-gaap	Accrued Investment Income Receivable AccruedInvestmentIncomeReceivable	689000000	USD
CY2019Q4	us-gaap	Securities Borrowed SecuritiesBorrowed	735000000	USD
CY2018Q4	us-gaap	Securities Borrowed SecuritiesBorrowed	101000000	USD
CY2019Q4	us-gaap	Investment Owned At Fair Value InvestmentOwnedAtFairValue	718000000	USD
CY2018Q4	us-gaap	Investment Owned At Fair Value InvestmentOwnedAtFairValue	539000000	USD
CY2019Q4	us-gaap	Other Investments OtherInvestments	633000000	USD
CY2018Q4	us-gaap	Other Investments OtherInvestments	460000000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	577000000	USD
CY2019Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	356000000	USD
CY2018Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	307000000	USD
CY2019Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	281000000	USD
CY2018Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	250000000	USD
CY2019Q4	us-gaap	Other Receivables From Broker Dealers And Clearing Organizations OtherReceivablesFromBrokerDealersAndClearingOrganizations	235000000	USD
CY2018Q4	us-gaap	Other Receivables From Broker Dealers And Clearing Organizations OtherReceivablesFromBrokerDealersAndClearingOrganizations	452000000	USD
CY2019Q4	schw	Brokerage Account Sweep Deposits BrokerageAccountSweepDeposits	201531000000	USD
CY2018Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	250000000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	29000000	USD
CY2019Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	128000000	USD
CY2018Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	152000000	USD
CY2019Q4	us-gaap	Other Assets Miscellaneous OtherAssetsMiscellaneous	264000000	USD
CY2018Q4	us-gaap	Other Assets Miscellaneous OtherAssetsMiscellaneous	188000000	USD
CY2019Q4	us-gaap	Other Assets OtherAssets	4715000000	USD
CY2018Q4	us-gaap	Other Assets OtherAssets	3138000000	USD
CY2019Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	77000000	USD
CY2018Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	74000000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	27000000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	37000000	USD
CY2019Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	281000000	USD
CY2019	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	55000000	USD
CY2018	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	47000000	USD
CY2019Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	745000000	USD
CY2018Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	762000000	USD
CY2019Q4	us-gaap	Deposits Deposits	220094000000	USD
CY2018Q4	us-gaap	Deposits Deposits	231423000000	USD
CY2018Q4	schw	Brokerage Account Sweep Deposits BrokerageAccountSweepDeposits	212311000000	USD
CY2019Q4	us-gaap	Demand Deposit Accounts DemandDepositAccounts	12650000000	USD
CY2018Q4	us-gaap	Demand Deposit Accounts DemandDepositAccounts	12523000000	USD
CY2019Q4	schw	Savings And Other SavingsAndOther	5168000000	USD
CY2018Q4	schw	Savings And Other SavingsAndOther	5827000000	USD
CY2019Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	219349000000	USD
CY2018Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	230661000000	USD
CY2019Q4	us-gaap	Senior Notes SeniorNotes	7481000000	USD
CY2018Q4	us-gaap	Senior Notes SeniorNotes	6881000000	USD
CY2019Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	14000000	USD
CY2018Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	15000000	USD
CY2019Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	37000000	USD
CY2018Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	40000000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	7430000000	USD
CY2018Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	6878000000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	700000000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	1200000000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	256000000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	800000000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	500000000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	4025000000	USD
CY2019Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	7481000000	USD
CY2019Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	14000000	USD
CY2019Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	37000000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	7430000000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	577000000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	650000000	USD
CY2019	us-gaap	Operating Lease Cost OperatingLeaseCost	137000000	USD
CY2019	us-gaap	Variable Lease Cost VariableLeaseCost	34000000	USD
CY2018	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	146000000	USD
CY2017	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	136000000	USD
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P7Y1M24D
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0342
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	128000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	115000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	93000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	84000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	79000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	241000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	740000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	90000000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	650000000	USD
CY2019Q4	schw	Lessee Operating Lease Lease Notyet Commenced LesseeOperatingLeaseLeaseNotyetCommenced	78000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	131000000	USD
CY2018Q4	schw	Operating Leases Future Minimum Payments Due Current Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueCurrentFutureMinimumSubleaseRentals	4000000	USD
CY2018Q4	schw	Operating Leases Future Minimum Payments Due Current Net OperatingLeasesFutureMinimumPaymentsDueCurrentNet	127000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	125000000	USD
CY2018Q4	schw	Operating Leases Future Minimum Payments Due In Two Years Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueInTwoYearsFutureMinimumSubleaseRentals	4000000	USD
CY2018Q4	schw	Operating Leases Future Minimum Payments Due In Two Years Net OperatingLeasesFutureMinimumPaymentsDueInTwoYearsNet	121000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	101000000	USD
CY2018Q4	schw	Operating Leases Future Minimum Payments Due In Three Years Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueInThreeYearsFutureMinimumSubleaseRentals	4000000	USD
CY2018Q4	schw	Operating Leases Future Minimum Payments Due In Three Years Net OperatingLeasesFutureMinimumPaymentsDueInThreeYearsNet	97000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	79000000	USD
CY2018Q4	schw	Operating Leases Future Minimum Payments Due In Four Years Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueInFourYearsFutureMinimumSubleaseRentals	2000000	USD
CY2018Q4	schw	Operating Leases Future Minimum Payments Due In Four Years Net OperatingLeasesFutureMinimumPaymentsDueInFourYearsNet	77000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	72000000	USD
CY2018Q4	schw	Operating Leases Future Minimum Payments Due In Five Years Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueInFiveYearsFutureMinimumSubleaseRentals	1000000	USD
CY2018Q4	schw	Operating Leases Future Minimum Payments Due In Five Years Net OperatingLeasesFutureMinimumPaymentsDueInFiveYearsNet	71000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	282000000	USD
CY2018Q4	schw	Operating Leases Future Minimum Payments Due Thereafter Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueThereafterFutureMinimumSubleaseRentals	0	USD
CY2018Q4	schw	Operating Leases Future Minimum Payments Due Thereafter Net OperatingLeasesFutureMinimumPaymentsDueThereafterNet	282000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	790000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals	15000000	USD
CY2018Q4	schw	Operating Leases Future Minimum Payments Due Net OperatingLeasesFutureMinimumPaymentsDueNet	775000000	USD
CY2019	us-gaap	Loans And Leases Receivable Commitments To Purchase Or Sell LoansAndLeasesReceivableCommitmentsToPurchaseOrSell	12274000000	USD
CY2018	us-gaap	Loans And Leases Receivable Commitments To Purchase Or Sell LoansAndLeasesReceivableCommitmentsToPurchaseOrSell	11314000000	USD
CY2019Q4	schw	Letterof Credit Current Borrowing Capacity LetterofCreditCurrentBorrowingCapacity	20000000	USD
CY2019Q4	us-gaap	Purchase Obligation Due In Next Twelve Months PurchaseObligationDueInNextTwelveMonths	2061000000	USD
CY2019Q4	us-gaap	Purchase Obligation Due In Second Year PurchaseObligationDueInSecondYear	135000000	USD
CY2019Q4	us-gaap	Purchase Obligation Due In Third Year PurchaseObligationDueInThirdYear	90000000	USD
CY2019Q4	us-gaap	Purchase Obligation Due In Fourth Year PurchaseObligationDueInFourthYear	23000000	USD
CY2019Q4	us-gaap	Purchase Obligation Due In Fifth Year PurchaseObligationDueInFifthYear	23000000	USD
CY2019Q4	us-gaap	Purchase Obligation Due After Fifth Year PurchaseObligationDueAfterFifthYear	44000000	USD
CY2019Q4	us-gaap	Purchase Obligation PurchaseObligation	2376000000	USD
CY2019Q3	us-gaap	Payments To Acquire Assets Investing Activities PaymentsToAcquireAssetsInvestingActivities	1800000000	USD
CY2019Q3	schw	Assets Acquired Number Of Portfolio Accounts Acquired AssetsAcquiredNumberOfPortfolioAccountsAcquired	1000000000000	account
CY2019Q3	schw	Assets Acquired Recognized Identifiable Assets Acquiredand Liabilities Assumed Client Assets AssetsAcquiredRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedClientAssets	90000000000	USD
CY2019Q3	us-gaap	Payments To Acquire Assets Investing Activities PaymentsToAcquireAssetsInvestingActivities	1800000000	USD
CY2019Q4	us-gaap	Securities Purchased Under Agreements To Resell Gross SecuritiesPurchasedUnderAgreementsToResellGross	9028000000	USD
CY2019Q4	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	0	USD
CY2019Q4	us-gaap	Securities Purchased Under Agreements To Resell SecuritiesPurchasedUnderAgreementsToResell	9028000000	USD
CY2019Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Securities SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnSecurities	0	USD
CY2019Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Cash SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnCash	9028000000	USD
CY2019Q4	us-gaap	Securities Purchased Under Agreements To Resell Amount Offset Against Collateral SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral	0	USD
CY2019Q4	us-gaap	Securities Borrowed Gross SecuritiesBorrowedGross	735000000	USD
CY2019Q4	us-gaap	Securities Borrowed Liability SecuritiesBorrowedLiability	0	USD
CY2019Q4	us-gaap	Securities Borrowed SecuritiesBorrowed	735000000	USD
CY2019Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Securities SecuritiesBorrowedCollateralObligationToReturnSecurities	730000000	USD
CY2019Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Cash SecuritiesBorrowedCollateralObligationToReturnCash	5000000	USD
CY2019Q4	us-gaap	Securities Borrowed Amount Offset Against Collateral SecuritiesBorrowedAmountOffsetAgainstCollateral	0	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	9763000000	USD
CY2019Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Liability DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiability	0	USD
CY2019Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowed	9763000000	USD
CY2019Q4	us-gaap	Derivative Collateral Obligation To Return Securities DerivativeCollateralObligationToReturnSecurities	730000000	USD
CY2019Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	9033000000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	0	USD
CY2019Q4	us-gaap	Securities Loaned Gross SecuritiesLoanedGross	1251000000	USD
CY2018	schw	Other Comprehensive Income Other Before Tax OtherComprehensiveIncomeOtherBeforeTax	-1000000	USD
CY2018	schw	Other Comprehensive Income Other Tax OtherComprehensiveIncomeOtherTax	0	USD
CY2018	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	-1000000	USD
CY2019Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoaned	0	USD
CY2019Q4	us-gaap	Securities Loaned SecuritiesLoaned	1251000000	USD
CY2019Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Securities SecuritiesLoanedCollateralRightToReclaimSecurities	730000000	USD
CY2019Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Cash SecuritiesLoanedCollateralRightToReclaimCash	445000000	USD
CY2019Q4	us-gaap	Securities Loaned Amount Offset Against Collateral SecuritiesLoanedAmountOffsetAgainstCollateral	76000000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	1251000000	USD
CY2019Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoaned	0	USD
CY2019Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	1251000000	USD
CY2019Q4	us-gaap	Derivative Collateral Right To Reclaim Securities DerivativeCollateralRightToReclaimSecurities	730000000	USD
CY2019Q4	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	445000000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	76000000	USD
CY2018Q4	us-gaap	Securities Purchased Under Agreements To Resell Gross SecuritiesPurchasedUnderAgreementsToResellGross	7195000000	USD
CY2018Q4	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	0	USD
CY2018Q4	us-gaap	Securities Purchased Under Agreements To Resell SecuritiesPurchasedUnderAgreementsToResell	7195000000	USD
CY2018Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Securities SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnSecurities	0	USD
CY2018Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Cash SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnCash	7195000000	USD
CY2018Q4	us-gaap	Securities Purchased Under Agreements To Resell Amount Offset Against Collateral SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral	0	USD
CY2018Q4	us-gaap	Securities Borrowed Gross SecuritiesBorrowedGross	101000000	USD
CY2018Q4	us-gaap	Securities Borrowed Liability SecuritiesBorrowedLiability	0	USD
CY2018Q4	us-gaap	Securities Borrowed SecuritiesBorrowed	101000000	USD
CY2018Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Securities SecuritiesBorrowedCollateralObligationToReturnSecurities	98000000	USD
CY2018Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Cash SecuritiesBorrowedCollateralObligationToReturnCash	3000000	USD
CY2018Q4	us-gaap	Securities Borrowed Amount Offset Against Collateral SecuritiesBorrowedAmountOffsetAgainstCollateral	0	USD
CY2018Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	7296000000	USD
CY2018Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Liability DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiability	0	USD
CY2018Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowed	7296000000	USD
CY2018Q4	us-gaap	Derivative Collateral Obligation To Return Securities DerivativeCollateralObligationToReturnSecurities	98000000	USD
CY2018Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	7198000000	USD
CY2018Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	0	USD
CY2018Q4	us-gaap	Securities Loaned Gross SecuritiesLoanedGross	1184000000	USD
CY2018Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoaned	0	USD
CY2018Q4	us-gaap	Securities Loaned SecuritiesLoaned	1184000000	USD
CY2018Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Securities SecuritiesLoanedCollateralRightToReclaimSecurities	98000000	USD
CY2018Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Cash SecuritiesLoanedCollateralRightToReclaimCash	975000000	USD
CY2018Q4	us-gaap	Securities Loaned Amount Offset Against Collateral SecuritiesLoanedAmountOffsetAgainstCollateral	111000000	USD
CY2018Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	1184000000	USD
CY2018Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoaned	0	USD
CY2018Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	1184000000	USD
CY2018Q4	us-gaap	Derivative Collateral Right To Reclaim Securities DerivativeCollateralRightToReclaimSecurities	98000000	USD
CY2018Q4	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	975000000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	13000000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-30000000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	7000000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-93000000	USD
CY2018Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	111000000	USD
CY2019Q4	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	26685000000	USD
CY2018Q4	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	26628000000	USD
CY2019Q4	us-gaap	Fair Value Of Securities Received As Collateral That Have Been Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatHaveBeenResoldOrRepledged	5481000000	USD
CY2018Q4	us-gaap	Fair Value Of Securities Received As Collateral That Have Been Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatHaveBeenResoldOrRepledged	4581000000	USD
CY2019	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	55000000	shares
CY2019	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	2200000000	USD
CY2018	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	22000000	shares
CY2018	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1000000000.0	USD
CY2019Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	9940000	shares
CY2019Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2019Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	1761000	shares
CY2018Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	1761000	shares
CY2019Q4	us-gaap	Preferred Stock Value PreferredStockValue	2793000000	USD
CY2018Q4	us-gaap	Preferred Stock Value PreferredStockValue	2793000000	USD
CY2019	us-gaap	Dividends Preferred Stock DividendsPreferredStock	161400000	USD
CY2018	us-gaap	Dividends Preferred Stock DividendsPreferredStock	163600000	USD
CY2017	us-gaap	Dividends Preferred Stock DividendsPreferredStock	160900000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	430000000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	102000000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	328000000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-123000000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	6000000	USD
CY2019	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityBeforeTax	0	USD
CY2019	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityTax	0	USD
CY2019	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Netof Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityNetofTax	0	USD
CY2018	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityBeforeTax	0	USD
CY2018	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityTax	0	USD
CY2018	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Netof Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityNetofTax	0	USD
CY2017	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityBeforeTax	-227000000	USD
CY2017	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityTax	-85000000	USD
CY2017	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Netof Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityNetofTax	-142000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	6000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	1000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	5000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	0	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	0	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	12000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	4000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	8000000	USD
CY2019	schw	Other Comprehensive Loss Heldtomaturity Security Reclassification Adjustmentfrom Securities Transferredfrom Availablefor Sale Before Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleBeforeTax	0	USD
CY2019	schw	Other Comprehensive Loss Heldtomaturity Security Reclassification Adjustmentfrom Securities Transferredfrom Availablefor Sale Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleTax	0	USD
CY2019	schw	Other Comprehensive Loss Heldtomaturity Security Reclassification Adjustmentfrom Securities Transferredfrom Availablefor Sale Netof Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleNetofTax	0	USD
CY2018	schw	Other Comprehensive Loss Heldtomaturity Security Reclassification Adjustmentfrom Securities Transferredfrom Availablefor Sale Before Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleBeforeTax	0	USD
CY2018	schw	Other Comprehensive Loss Heldtomaturity Security Reclassification Adjustmentfrom Securities Transferredfrom Availablefor Sale Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleTax	0	USD
CY2018	schw	Other Comprehensive Loss Heldtomaturity Security Reclassification Adjustmentfrom Securities Transferredfrom Availablefor Sale Netof Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleNetofTax	0	USD
CY2017	schw	Other Comprehensive Loss Heldtomaturity Security Reclassification Adjustmentfrom Securities Transferredfrom Availablefor Sale Before Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleBeforeTax	-227000000	USD
CY2017	schw	Other Comprehensive Loss Heldtomaturity Security Reclassification Adjustmentfrom Securities Transferredfrom Availablefor Sale Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleTax	-85000000	USD
CY2017	schw	Other Comprehensive Loss Heldtomaturity Security Reclassification Adjustmentfrom Securities Transferredfrom Availablefor Sale Netof Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleNetofTax	-142000000	USD
CY2019	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Before Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationBeforeTax	-36000000	USD
CY2019	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationTax	-9000000	USD
CY2019	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Netof Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationNetofTax	-27000000	USD
CY2018	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Before Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationBeforeTax	-35000000	USD
CY2018	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationTax	-8000000	USD
CY2018	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Netof Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationNetofTax	-27000000	USD
CY2017	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Before Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationBeforeTax	-31000000	USD
CY2017	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationTax	-11000000	USD
CY2017	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Netof Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationNetofTax	-20000000	USD
CY2019	schw	Other Comprehensive Income Other Before Tax OtherComprehensiveIncomeOtherBeforeTax	-14000000	USD
CY2019	schw	Other Comprehensive Income Other Tax OtherComprehensiveIncomeOtherTax	-4000000	USD
CY2019	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	-10000000	USD
CY2017	schw	Other Comprehensive Income Other Before Tax OtherComprehensiveIncomeOtherBeforeTax	-11000000	USD
CY2017	schw	Other Comprehensive Income Other Tax OtherComprehensiveIncomeOtherTax	-4000000	USD
CY2017	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	-7000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	446000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	106000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	340000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-89000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-22000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-67000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	21000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	10000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	11000000	USD
CY2017	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityBeforeTax	-227000000	USD
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-163000000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-152000000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-252000000	USD
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	88000000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	183000000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	197000000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	153000000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	44000000	USD
CY2018	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	47000000	USD
CY2017	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	57000000	USD
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	65000000	shares
CY2019Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	290000000	USD
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	30000000	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	30.19
CY2018	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y3M7D
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	373000000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	2000000	shares
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	46.25
CY2019	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	5000000	shares
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	23.51
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	1000000	shares
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	43.12
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice	41.42
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	26000000	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	32.10
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y9M
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	403000000	USD
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	26000000	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	32.08
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1	P5Y8M26D
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue	403000000	USD
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber	18000000	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice	27.44
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1	P4Y9M7D
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue	371000000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	500000	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	11.97
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	14.16
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	13.04
CY2019	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	118000000	USD
CY2018	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	125000000	USD
CY2017	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	171000000	USD
CY2019	us-gaap	Deferred Tax Expense From Stock Options Exercised DeferredTaxExpenseFromStockOptionsExercised	17000000	USD
CY2018	us-gaap	Deferred Tax Expense From Stock Options Exercised DeferredTaxExpenseFromStockOptionsExercised	35000000	USD
CY2017	us-gaap	Deferred Tax Expense From Stock Options Exercised DeferredTaxExpenseFromStockOptionsExercised	70000000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	108000000	USD
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	189000000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	241000000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0185
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0142
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0106
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.30
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.33
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.34
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.025
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.030
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.021
CY2019	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	118000000	USD
CY2018	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	105000000	USD
CY2017	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	92000000	USD
CY2019Q4	us-gaap	Deferred Compensation Liability Current And Noncurrent DeferredCompensationLiabilityCurrentAndNoncurrent	164000000	USD
CY2018Q4	us-gaap	Deferred Compensation Liability Current And Noncurrent DeferredCompensationLiabilityCurrentAndNoncurrent	144000000	USD
CY2018Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	56000000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	44000000	USD
CY2019	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	13000000	USD
CY2018	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	11000000	USD
CY2019	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	-14000000	USD
CY2018	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	-1000000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	83000000	USD
CY2018Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	56000000	USD
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.236
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.231
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.355
CY2017Q4	us-gaap	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense	46000000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	958000000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	847000000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	1132000000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	184000000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	159000000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	106000000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	1142000000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	1006000000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	1238000000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	3000000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	42000000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	58000000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-1000000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	7000000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	0	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	2000000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	49000000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	58000000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1144000000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1055000000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1296000000	USD
CY2019Q4	schw	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	159000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Severance Payments DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsSeverancePayments	154000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Severance Payments DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsSeverancePayments	132000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	0	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	22000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	21000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Returns And Allowances DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReturnsAndAllowances	14000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Returns And Allowances DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReturnsAndAllowances	13000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	6000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	5000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Unrealized Losses On Availablefor Sale Securities Gross DeferredTaxAssetsUnrealizedLossesOnAvailableforSaleSecuritiesGross	0	USD
CY2018Q4	us-gaap	Deferred Tax Assets Unrealized Losses On Availablefor Sale Securities Gross DeferredTaxAssetsUnrealizedLossesOnAvailableforSaleSecuritiesGross	79000000	USD
CY2019Q4	schw	Deferred Tax Assets Leasing Arrangements DeferredTaxAssetsLeasingArrangements	0	USD
CY2018Q4	schw	Deferred Tax Assets Leasing Arrangements DeferredTaxAssetsLeasingArrangements	12000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	6000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	355000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	268000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	3000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	3000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	352000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	265000000	USD
CY2019Q4	schw	Deferred Tax Liabilities Operating Lease Right Of Use Asset DeferredTaxLiabilitiesOperatingLeaseRightOfUseAsset	146000000	USD
CY2019Q4	schw	Deferred Tax Liabilities Depreciation And Amortization DeferredTaxLiabilitiesDepreciationAndAmortization	113000000	USD
CY2018Q4	schw	Deferred Tax Liabilities Depreciation And Amortization DeferredTaxLiabilitiesDepreciationAndAmortization	108000000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Software DeferredTaxLiabilitiesDeferredExpenseCapitalizedSoftware	97000000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Software DeferredTaxLiabilitiesDeferredExpenseCapitalizedSoftware	98000000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Other Capitalized Costs DeferredTaxLiabilitiesDeferredExpenseOtherCapitalizedCosts	68000000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Other Capitalized Costs DeferredTaxLiabilitiesDeferredExpenseOtherCapitalizedCosts	60000000	USD
CY2019Q4	schw	Deferred Tax Liabilities Unrealized Gains On Available For Sale Securities DeferredTaxLiabilitiesUnrealizedGainsOnAvailableForSaleSecurities	28000000	USD
CY2018Q4	schw	Deferred Tax Liabilities Unrealized Gains On Available For Sale Securities DeferredTaxLiabilitiesUnrealizedGainsOnAvailableForSaleSecurities	0	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	10000000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	0	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	462000000	USD
CY2018Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	266000000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	110000000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	1000000	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2019	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.032
CY2018	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.030
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.022
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.005
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.010
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.024
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.001
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.001
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.007
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.236
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.231
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.355
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	112000000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	111000000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	3000000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	3000000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	4000000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	3000000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	2000000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	4000000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	14000000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	0	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	2000000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	1000000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	101000000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	112000000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	101000000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	112000000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	97000000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	108000000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	11000000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	9000000	USD
CY2019Q4	schw	Average Reserve Required With Federal Reserve Bank AverageReserveRequiredWithFederalReserveBank	1500000000	USD
CY2018Q4	schw	Average Reserve Required With Federal Reserve Bank AverageReserveRequiredWithFederalReserveBank	1600000000	USD
CY2019Q4	srt	Net Capital NetCapital	3700000000	USD
CY2018Q4	srt	Net Capital NetCapital	2304000000	USD
CY2019Q4	srt	Minimum Net Capital Required1 MinimumNetCapitalRequired1	250000	USD
CY2018Q4	srt	Minimum Net Capital Required1 MinimumNetCapitalRequired1	250000	USD
CY2019Q4	srt	Two Percent Of Debit Items TwoPercentOfDebitItems	446000000	USD
CY2018Q4	srt	Two Percent Of Debit Items TwoPercentOfDebitItems	436000000	USD
CY2019Q4	srt	Alternative Excess Net Capital AlternativeExcessNetCapital	3254000000	USD
CY2018Q4	srt	Alternative Excess Net Capital AlternativeExcessNetCapital	1868000000	USD
CY2019Q4	us-gaap	Cash And Securities Segregated Under Securities Exchange Commission Regulation CashAndSecuritiesSegregatedUnderSecuritiesExchangeCommissionRegulation	23000000000.0	USD
CY2018Q4	us-gaap	Cash And Securities Segregated Under Securities Exchange Commission Regulation CashAndSecuritiesSegregatedUnderSecuritiesExchangeCommissionRegulation	16700000000	USD
CY2019	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
CY2019	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
CY2019	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	6516000000	USD
CY2018	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	5823000000	USD
CY2017	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	4282000000	USD
CY2019	us-gaap	Other Income OtherIncome	377000000	USD
CY2018	us-gaap	Other Income OtherIncome	317000000	USD
CY2017	us-gaap	Other Income OtherIncome	290000000	USD
CY2019	us-gaap	Revenues Revenues	10721000000	USD
CY2017	us-gaap	Revenues Revenues	8618000000	USD
CY2018	us-gaap	Revenues Revenues	10132000000	USD
CY2017	us-gaap	Noninterest Expense NoninterestExpense	4968000000	USD
CY2019	us-gaap	Noninterest Expense NoninterestExpense	5873000000	USD
CY2018	us-gaap	Noninterest Expense NoninterestExpense	5570000000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	4848000000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	4562000000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	3650000000	USD
CY2019	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	753000000	USD
CY2018	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	576000000	USD
CY2017	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	412000000	USD
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	349000000	USD
CY2018	us-gaap	Depreciation And Amortization DepreciationAndAmortization	306000000	USD
CY2017	us-gaap	Depreciation And Amortization DepreciationAndAmortization	269000000	USD
CY2019Q4	us-gaap	Revenues Revenues	2606000000	USD
CY2019Q3	us-gaap	Revenues Revenues	2711000000	USD
CY2019Q2	us-gaap	Revenues Revenues	2681000000	USD
CY2019Q1	us-gaap	Revenues Revenues	2723000000	USD
CY2019Q4	us-gaap	Noninterest Expense NoninterestExpense	1494000000	USD
CY2019Q3	us-gaap	Noninterest Expense NoninterestExpense	1475000000	USD
CY2019Q2	us-gaap	Noninterest Expense NoninterestExpense	1445000000	USD
CY2019Q1	us-gaap	Noninterest Expense NoninterestExpense	1459000000	USD
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	852000000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	951000000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	937000000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	964000000	USD
CY2019Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	801000000	USD
CY2019Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	913000000	USD
CY2019Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	887000000	USD
CY2019Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	925000000	USD
CY2019Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1284000000	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1300000000	shares
CY2019Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1328000000	shares
CY2019Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1333000000	shares
CY2019Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1293000000	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1308000000	shares
CY2019Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1337000000	shares
CY2019Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1344000000	shares
CY2019Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.62
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.70
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.67
CY2019Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.69
CY2019Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.62
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.70
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.66
CY2019Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.69
CY2019Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.17
CY2019Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.17
CY2019Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.17
CY2019Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.17
CY2018Q4	us-gaap	Revenues Revenues	2669000000	USD
CY2018Q3	us-gaap	Revenues Revenues	2579000000	USD
CY2018Q2	us-gaap	Revenues Revenues	2486000000	USD
CY2018Q1	us-gaap	Revenues Revenues	2398000000	USD
CY2018Q4	us-gaap	Noninterest Expense NoninterestExpense	1459000000	USD
CY2018Q3	us-gaap	Noninterest Expense NoninterestExpense	1360000000	USD
CY2018Q2	us-gaap	Noninterest Expense NoninterestExpense	1355000000	USD
CY2018Q1	us-gaap	Noninterest Expense NoninterestExpense	1396000000	USD
CY2018Q4	us-gaap	Net Income Loss NetIncomeLoss	935000000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	923000000	USD
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	866000000	USD
CY2018Q1	us-gaap	Net Income Loss NetIncomeLoss	783000000	USD
CY2018Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	885000000	USD
CY2018Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	885000000	USD
CY2018Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	813000000	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	746000000	USD
CY2018Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1343000000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1351000000	shares
CY2018Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1350000000	shares
CY2018Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1347000000	shares
CY2018Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1354000000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1364000000	shares
CY2018Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1364000000	shares
CY2018Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1362000000	shares
CY2018Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.66
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.66
CY2018Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.60
CY2018Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.55
CY2018Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.65
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.65
CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.60
CY2018Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.55
CY2018Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.13
CY2018Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.13
CY2018Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.10
CY2018Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.10
CY2019Q4	us-gaap	Assets Assets	294000000000.0	USD

Files In Submission

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$SCHW
SCHWAB CHARLES CORP Stock $schw

2019 Form 10-K Financial Statement

#000031670920000012 Filed on February 26, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SCHW SCHWAB CHARLES CORP Stock $schw

2019 Form 10-K Financial Statement

#000031670920000012 Filed on February 26, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SCHW
SCHWAB CHARLES CORP Stock $schw