$SCHW
SCHWAB CHARLES CORP Stock $schw

$schw Overview Financials Valuation SEC Filings Company Website

2016 Q4 Form 10-K Financial Statement

#000031670918000009 Filed on February 22, 2018

Income Statement

Concept	2016 Q4	2016 Q3	2016 Q2
Revenue	$1.972B	$1.914B	$1.828B
YoY Change	14.19%	17.71%	14.46%
Cost Of Revenue	$45.00M	$46.00M	$42.00M
YoY Change	25.0%	35.29%	27.27%
Gross Profit	$1.972B	$1.909B	$1.826B
YoY Change	16.62%	19.91%	16.75%
Gross Profit Margin	100.0%	99.74%	99.89%
Selling, General & Admin	$981.0M	$961.0M	$960.0M
YoY Change	8.76%	10.46%	11.89%
% of Gross Profit	49.75%	50.34%	52.57%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$61.00M	$60.00M	$57.00M
YoY Change	5.17%	5.26%	3.64%
% of Gross Profit	3.09%	3.14%	3.12%
Operating Expenses	$1.148B	$1.115B	$1.106B
YoY Change	9.75%	10.51%	10.93%
Operating Profit	$824.0M	$794.0M	$720.0M
YoY Change	27.75%	36.19%	26.98%
Interest Expense		$46.00M	$42.00M
YoY Change
% of Operating Profit		5.79%	5.83%
Other Income/Expense, Net		$99.00M	$91.00M
YoY Change
Pretax Income	$824.0M	$794.0M	$720.0M
YoY Change	27.75%	36.19%	26.98%
Income Tax	$302.0M	$291.0M	$268.0M
% Of Pretax Income	36.65%	36.65%	37.22%
Net Earnings	$522.0M	$503.0M	$452.0M
YoY Change	25.48%	33.78%	28.05%
Net Earnings / Revenue	26.47%	26.28%	24.73%
Basic Earnings Per Share	$0.36	$0.36	$0.31
Diluted Earnings Per Share	$0.36	$0.35	$0.30
COMMON SHARES
Basic Shares Outstanding	1.329B shares	1.324B shares	1.322B shares
Diluted Shares Outstanding	1.341B shares	1.334B shares	1.333B shares

Balance Sheet

Concept	2016 Q4	2016 Q3	2016 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$10.83B	$10.43B	$12.98B
YoY Change	-9.6%	0.63%	43.91%
Cash & Equivalents	$10.83B	$10.43B	$12.98B
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables	$17.88B	$17.33B	$17.83B
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$28.71B	$27.76B	$30.81B
YoY Change	-3.89%	-1.0%	16.02%
LONG-TERM ASSETS
Property, Plant & Equipment	$1.299B	$1.266B	$1.242B
YoY Change	13.45%	12.43%	13.84%
Goodwill	$1.227B
YoY Change	0.0%
Intangibles	$144.0M
YoY Change	-20.44%
Long-Term Investments	$162.6B	$152.1B	$137.3B
YoY Change	30.81%	32.05%	24.62%
Other Assets	$12.63B	$10.65B	$11.32B
YoY Change	9.7%	13.43%	19.67%
Total Long-Term Assets	$194.7B	$181.6B	$167.2B
YoY Change	26.55%	27.55%	22.01%
TOTAL ASSETS
Total Short-Term Assets	$28.71B	$27.76B	$30.81B
Total Long-Term Assets	$194.7B	$181.6B	$167.2B
Total Assets	$223.4B	$209.3B	$198.1B
YoY Change	21.6%	22.85%	21.04%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$38.30B	$36.46B	$36.07B
YoY Change	7.07%	8.03%	6.1%
Accrued Expenses	$2.331B	$1.902B	$1.820B
YoY Change	8.37%	22.79%	29.91%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$152.6B	$142.3B
YoY Change	-100.0%	28.24%	26.02%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$204.1B	$191.0B	$180.2B
YoY Change	21.9%	23.77%	21.49%
LONG-TERM LIABILITIES
Long-Term Debt	$2.876B	$2.876B	$2.876B
YoY Change	-0.03%	-0.59%	-0.62%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$2.876B	$2.876B	$2.876B
YoY Change	-0.03%	-0.59%	-0.62%
TOTAL LIABILITIES
Total Short-Term Liabilities	$204.1B	$191.0B	$180.2B
Total Long-Term Liabilities	$2.876B	$2.876B	$2.876B
Total Liabilities	$207.0B	$193.9B	$183.1B
YoY Change	21.53%	23.32%	21.07%
SHAREHOLDERS EQUITY
Retained Earnings	$12.65B
YoY Change	12.41%
Common Stock	$15.00M
YoY Change	0.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$3.130B
YoY Change	-6.37%
Treasury Stock Shares	154.8M shares
Shareholders Equity	$16.42B	$15.47B	$14.99B
YoY Change
Total Liabilities & Shareholders Equity	$223.4B	$209.3B	$198.1B
YoY Change	21.6%	22.85%	21.04%

Cashflow Statement

Concept	2016 Q4	2016 Q3	2016 Q2
OPERATING ACTIVITIES
Net Income	$522.0M	$503.0M	$452.0M
YoY Change	25.48%	33.78%	28.05%
Depreciation, Depletion And Amortization	$61.00M	$60.00M	$57.00M
YoY Change	5.17%	5.26%	3.64%
Cash From Operating Activities	$1.688B	-$549.0M	$1.892B
YoY Change	89.24%	-150.32%	233.1%
INVESTING ACTIVITIES
Capital Expenditures	-$74.00M	-$77.00M	-$139.0M
YoY Change	19.35%	-2.53%	98.57%
Acquisitions
YoY Change
Other Investing Activities	-$12.66B	-$12.13B	-$4.933B
YoY Change	31.26%	93.48%	28.6%
Cash From Investing Activities	-$12.73B	-$12.21B	-$5.072B
YoY Change	31.18%	92.28%	29.85%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	11.44B	10.21B	5.699B
YoY Change	9.74%	54.57%	70.42%
NET CHANGE
Cash From Operating Activities	1.688B	-549.0M	1.892B
Cash From Investing Activities	-12.73B	-12.21B	-5.072B
Cash From Financing Activities	11.44B	10.21B	5.699B
Net Change In Cash	397.0M	-2.545B	2.519B
YoY Change	-75.37%	-288.66%	41883.33%
FREE CASH FLOW
Cash From Operating Activities	$1.688B	-$549.0M	$1.892B
Capital Expenditures	-$74.00M	-$77.00M	-$139.0M
Free Cash Flow	$1.762B	-$472.0M	$2.031B
YoY Change	84.7%	-140.34%	218.34%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2017	dei	Amendment Flag AmendmentFlag	false
CY2017	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2017	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2017	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2017
CY2017	dei	Document Period End Date DocumentPeriodEndDate	2017-12-31
CY2017	dei	Document Type DocumentType	10-K
CY2017	dei	Entity Central Index Key EntityCentralIndexKey	0000316709
CY2018Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	1346473499	shares
CY2017	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2017	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2017Q2	dei	Entity Public Float EntityPublicFloat	51200000000	USD
CY2017	dei	Entity Registrant Name EntityRegistrantName	SCHWAB CHARLES CORP
CY2017	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2017	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2017	dei	Trading Symbol TradingSymbol	SCHW
CY2017	schw	Availablefor Sale Securities Transferred Security Unrealized Gain Loss AvailableforSaleSecuritiesTransferredSecurityUnrealizedGainLoss	-227000000	USD
CY2017Q4	schw	Availableforsale Securities Debt Maturities Next Twelve Months Weighted Average Yield AvailableforsaleSecuritiesDebtMaturitiesNextTwelveMonthsWeightedAverageYield	0.0153
CY2017Q4	schw	Availableforsale Securities Debt Maturities Year Six Through Ten Weighted Average Yield AvailableforsaleSecuritiesDebtMaturitiesYearSixThroughTenWeightedAverageYield	0.0172
CY2017Q4	schw	Availableforsale Securities Debt Maturities Year Two Through Five Weighted Average Yield AvailableforsaleSecuritiesDebtMaturitiesYearTwoThroughFiveWeightedAverageYield	0.0163
CY2017Q4	schw	Availableforsale Securities Debt Maturitiesafter Ten Years Weighted Average Yield AvailableforsaleSecuritiesDebtMaturitiesafterTenYearsWeightedAverageYield	0.0179
CY2017Q4	schw	Availableforsale Securities Debt Securities Weighted Average Yield AvailableforsaleSecuritiesDebtSecuritiesWeightedAverageYield	0.0166
CY2017Q4	schw	Availableforsale Securities Transferred Securityat Carrying Value AvailableforsaleSecuritiesTransferredSecurityatCarryingValue	24700000000	USD
CY2016Q4	schw	Average Reserve Required With Federal Reserve Bank AverageReserveRequiredWithFederalReserveBank	1500000000	USD
CY2017Q4	schw	Average Reserve Required With Federal Reserve Bank AverageReserveRequiredWithFederalReserveBank	1600000000	USD
CY2016Q4	schw	Brokerage Account Sweep Deposits BrokerageAccountSweepDeposits	141146000000	USD
CY2017Q4	schw	Brokerage Account Sweep Deposits BrokerageAccountSweepDeposits	148212000000	USD
CY2017	schw	Capital Lease Obligations Term CapitalLeaseObligationsTerm	P20Y
CY2016Q4	schw	Deferred Tax Assets Leasing Arrangements DeferredTaxAssetsLeasingArrangements	25000000	USD
CY2017Q4	schw	Deferred Tax Assets Leasing Arrangements DeferredTaxAssetsLeasingArrangements	14000000	USD
CY2016Q4	schw	Deferred Tax Liabilities Depreciation And Amortization DeferredTaxLiabilitiesDepreciationAndAmortization	114000000	USD
CY2017Q4	schw	Deferred Tax Liabilities Depreciation And Amortization DeferredTaxLiabilitiesDepreciationAndAmortization	72000000	USD
CY2016Q4	schw	Defined Benefit Plan Accumulated Other Comprehensive Income Loss Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeLossTax	0	USD
CY2017Q4	schw	Defined Benefit Plan Accumulated Other Comprehensive Income Loss Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeLossTax	-4000000	USD
CY2015	schw	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Investment Crediting Rate For Notional Account Balances DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostInvestmentCreditingRateForNotionalAccountBalances	0.0650
CY2016	schw	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Investment Crediting Rate For Notional Account Balances DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostInvestmentCreditingRateForNotionalAccountBalances	0.0650
CY2017	schw	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Investment Crediting Rate For Notional Account Balances DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostInvestmentCreditingRateForNotionalAccountBalances	0.0650
CY2015	schw	Fees And Commissions Waivers FeesAndCommissionsWaivers	672000000	USD
CY2016	schw	Fees And Commissions Waivers FeesAndCommissionsWaivers	224000000	USD
CY2016Q4	schw	Noninterst Bearing Payables To Brokerage Clients NoninterstBearingPayablesToBrokerageClients	7558000000	USD
CY2017Q4	schw	Noninterst Bearing Payables To Brokerage Clients NoninterstBearingPayablesToBrokerageClients	8403000000	USD
CY2017Q4	schw	Operating Leases Future Minimum Payments Due Current Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueCurrentFutureMinimumSubleaseRentals	6000000	USD
CY2017Q4	schw	Operating Leases Future Minimum Payments Due Current Net OperatingLeasesFutureMinimumPaymentsDueCurrentNet	131000000	USD
CY2017	schw	Fees And Commissions Waivers FeesAndCommissionsWaivers	10000000	USD
CY2016Q4	schw	Finite Lived Intangible Assets Including Non Amortizing Asset Net FiniteLivedIntangibleAssetsIncludingNonAmortizingAssetNet	144000000	USD
CY2017Q4	schw	Finite Lived Intangible Assets Including Non Amortizing Asset Net FiniteLivedIntangibleAssetsIncludingNonAmortizingAssetNet	108000000	USD
CY2016	schw	Goodwill Acquired And Other Changes During Period GoodwillAcquiredAndOtherChangesDuringPeriod	0	USD
CY2017	schw	Goodwill Acquired And Other Changes During Period GoodwillAcquiredAndOtherChangesDuringPeriod	0	USD
CY2017Q4	schw	Heldtomaturity Securities Debt Maturities Next Twelve Months Weighted Average Yield HeldtomaturitySecuritiesDebtMaturitiesNextTwelveMonthsWeightedAverageYield	0.0197
CY2017Q4	schw	Heldtomaturity Securities Debt Maturities Year Six Through Ten Weighted Average Yield HeldtomaturitySecuritiesDebtMaturitiesYearSixThroughTenWeightedAverageYield	0.0235
CY2017Q4	schw	Heldtomaturity Securities Debt Maturities Year Two Through Five Weighted Average Yield HeldtomaturitySecuritiesDebtMaturitiesYearTwoThroughFiveWeightedAverageYield	0.0245
CY2017Q4	schw	Heldtomaturity Securities Debt Maturitiesafter Ten Years Weighted Average Yield HeldtomaturitySecuritiesDebtMaturitiesafterTenYearsWeightedAverageYield	0.0216
CY2017Q4	schw	Heldtomaturity Securities Weighted Average Yield HeldtomaturitySecuritiesWeightedAverageYield	0.0226
CY2015	schw	Increase Decrease In Receivables From Brokerage Clients IncreaseDecreaseInReceivablesFromBrokerageClients	1652000000	USD
CY2016	schw	Increase Decrease In Receivables From Brokerage Clients IncreaseDecreaseInReceivablesFromBrokerageClients	-150000000	USD
CY2017	schw	Increase Decrease In Receivables From Brokerage Clients IncreaseDecreaseInReceivablesFromBrokerageClients	3428000000	USD
CY2016Q4	schw	Interest Bearing Payables To Brokerage Clients InterestBearingPayablesToBrokerageClients	28336000000	USD
CY2017Q4	schw	Interest Bearing Payables To Brokerage Clients InterestBearingPayablesToBrokerageClients	22840000000	USD
CY2017Q4	schw	Letterof Credit Current Borrowing Capacity LetterofCreditCurrentBorrowingCapacity	225000000	USD
CY2016Q4	schw	Margin Loans To Brokerage Clients Net MarginLoansToBrokerageClientsNet	15257000000	USD
CY2017Q4	schw	Margin Loans To Brokerage Clients Net MarginLoansToBrokerageClientsNet	18331000000	USD
CY2017Q4	schw	Minimum Number Of Domestic Branch Offices MinimumNumberOfDomesticBranchOffices	345	office
CY2017Q4	schw	Operating Leases Future Minimum Payments Due In Five Years Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueInFiveYearsFutureMinimumSubleaseRentals	2000000	USD
CY2017Q4	schw	Operating Leases Future Minimum Payments Due In Five Years Net OperatingLeasesFutureMinimumPaymentsDueInFiveYearsNet	66000000	USD
CY2017Q4	schw	Operating Leases Future Minimum Payments Due In Four Years Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueInFourYearsFutureMinimumSubleaseRentals	4000000	USD
CY2017Q4	schw	Operating Leases Future Minimum Payments Due In Four Years Net OperatingLeasesFutureMinimumPaymentsDueInFourYearsNet	82000000	USD
CY2017Q4	schw	Operating Leases Future Minimum Payments Due In Three Years Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueInThreeYearsFutureMinimumSubleaseRentals	4000000	USD
CY2017Q4	schw	Operating Leases Future Minimum Payments Due In Three Years Net OperatingLeasesFutureMinimumPaymentsDueInThreeYearsNet	105000000	USD
CY2017Q4	schw	Operating Leases Future Minimum Payments Due In Two Years Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueInTwoYearsFutureMinimumSubleaseRentals	4000000	USD
CY2017Q4	schw	Operating Leases Future Minimum Payments Due In Two Years Net OperatingLeasesFutureMinimumPaymentsDueInTwoYearsNet	115000000	USD
CY2017Q4	schw	Operating Leases Future Minimum Payments Due Net OperatingLeasesFutureMinimumPaymentsDueNet	808000000	USD
CY2017Q4	schw	Operating Leases Future Minimum Payments Due Thereafter Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueThereafterFutureMinimumSubleaseRentals	1000000	USD
CY2017Q4	schw	Operating Leases Future Minimum Payments Due Thereafter Net OperatingLeasesFutureMinimumPaymentsDueThereafterNet	309000000	USD
CY2015	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityBeforeTax	0	USD
CY2016	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityBeforeTax	0	USD
CY2017	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityBeforeTax	-227000000	USD
CY2015	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Netof Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityNetofTax	0	USD
CY2016	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 Netof Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityNetofTax	-142000000	USD
CY2015	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityTax	0	USD
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CY2017	schw	Other Comprehensive Income Loss Reclassification Adjustment From Availableforsaleto Held To Maturity Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAvailableforsaletoHeldToMaturityTax	-85000000	USD
CY2015	schw	Other Comprehensive Income Other Before Tax OtherComprehensiveIncomeOtherBeforeTax	0	USD
CY2016	schw	Other Comprehensive Income Other Before Tax OtherComprehensiveIncomeOtherBeforeTax	1000000	USD
CY2017	schw	Other Comprehensive Income Other Before Tax OtherComprehensiveIncomeOtherBeforeTax	-11000000	USD
CY2015	schw	Other Comprehensive Income Other Tax OtherComprehensiveIncomeOtherTax	0	USD
CY2016	schw	Other Comprehensive Income Other Tax OtherComprehensiveIncomeOtherTax	0	USD
CY2017	schw	Other Comprehensive Income Other Tax OtherComprehensiveIncomeOtherTax	-4000000	USD
CY2015	schw	Other Comprehensive Loss Heldtomaturity Security Reclassification Adjustmentfrom Securities Transferredfrom Availablefor Sale Before Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleBeforeTax	0	USD
CY2016	schw	Other Comprehensive Loss Heldtomaturity Security Reclassification Adjustmentfrom Securities Transferredfrom Availablefor Sale Before Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleBeforeTax	0	USD
CY2017	schw	Other Comprehensive Loss Heldtomaturity Security Reclassification Adjustmentfrom Securities Transferredfrom Availablefor Sale Before Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleBeforeTax	-227000000	USD
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CY2016	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 Netof Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleNetofTax	-142000000	USD
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CY2016	schw	Other Comprehensive Loss Heldtomaturity Security Reclassification Adjustmentfrom Securities Transferredfrom Availablefor Sale Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleTax	0	USD
CY2017	schw	Other Comprehensive Loss Heldtomaturity Security Reclassification Adjustmentfrom Securities Transferredfrom Availablefor Sale Tax OtherComprehensiveLossHeldtomaturitySecurityReclassificationAdjustmentfromSecuritiesTransferredfromAvailableforSaleTax	-85000000	USD
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CY2016	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Before Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationBeforeTax	0	USD
CY2017	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Before Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationBeforeTax	-31000000	USD
CY2015	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Netof Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationNetofTax	0	USD
CY2016	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Netof Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationNetofTax	0	USD
CY2017	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Netof Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationNetofTax	-20000000	USD
CY2015	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationTax	0	USD
CY2016	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationTax	0	USD
CY2017	schw	Other Comprehensive Loss Heldtomaturity Security Transferred From Availablefor Sale Amortization Tax OtherComprehensiveLossHeldtomaturitySecurityTransferredFromAvailableforSaleAmortizationTax	-11000000	USD
CY2016Q4	schw	Other Receivables From Brokerage Clients OtherReceivablesFromBrokerageClients	1898000000	USD
CY2017Q4	schw	Other Receivables From Brokerage Clients OtherReceivablesFromBrokerageClients	2245000000	USD
CY2017Q4	schw	Percentage Net Capital To Aggregate Debit Balances Required For Broker Dealer For Certain Payments PercentageNetCapitalToAggregateDebitBalancesRequiredForBrokerDealerForCertainPayments	0.05
CY2017Q4	schw	Percentage Net Capital To Minimum Dollar Requirement Required For Broker Dealer For Certain Payments PercentageNetCapitalToMinimumDollarRequirementRequiredForBrokerDealerForCertainPayments	1.20
CY2017Q4	schw	Percentage Of Aggregate Debit Balances Required As Minimum Net Capital PercentageOfAggregateDebitBalancesRequiredAsMinimumNetCapital	0.02
CY2016Q1	schw	Price To Earnings Ratio Lower Limit PriceToEarningsRatioLowerLimit	20
CY2016Q2	schw	Price To Earnings Ratio Lower Limit PriceToEarningsRatioLowerLimit	21
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CY2016Q4	schw	Price To Earnings Ratio Lower Limit PriceToEarningsRatioLowerLimit	24
CY2017Q1	schw	Price To Earnings Ratio Lower Limit PriceToEarningsRatioLowerLimit	27
CY2017Q2	schw	Price To Earnings Ratio Lower Limit PriceToEarningsRatioLowerLimit	25
CY2017Q3	schw	Price To Earnings Ratio Lower Limit PriceToEarningsRatioLowerLimit	24
CY2017Q4	schw	Price To Earnings Ratio Lower Limit PriceToEarningsRatioLowerLimit	26
CY2016Q1	schw	Price To Earnings Ratio Upper Limit PriceToEarningsRatioUpperLimit	29
CY2016Q2	schw	Price To Earnings Ratio Upper Limit PriceToEarningsRatioUpperLimit	27
CY2016Q3	schw	Price To Earnings Ratio Upper Limit PriceToEarningsRatioUpperLimit	26
CY2016Q4	schw	Price To Earnings Ratio Upper Limit PriceToEarningsRatioUpperLimit	31
CY2017Q1	schw	Price To Earnings Ratio Upper Limit PriceToEarningsRatioUpperLimit	31
CY2017Q2	schw	Price To Earnings Ratio Upper Limit PriceToEarningsRatioUpperLimit	30
CY2017Q3	schw	Price To Earnings Ratio Upper Limit PriceToEarningsRatioUpperLimit	28
CY2017Q4	schw	Price To Earnings Ratio Upper Limit PriceToEarningsRatioUpperLimit	33
CY2015	schw	Regulatory Fees And Assessments RegulatoryFeesAndAssessments	107000000	USD
CY2016	schw	Regulatory Fees And Assessments RegulatoryFeesAndAssessments	144000000	USD
CY2017	schw	Regulatory Fees And Assessments RegulatoryFeesAndAssessments	179000000	USD
CY2016Q1	schw	Risk Weighted Assets Capital Conservation Buffer Annual Increase RiskWeightedAssetsCapitalConservationBufferAnnualIncrease	0.00625
CY2016Q1	schw	Risk Weighted Assets Capital Conservation Buffer Required RiskWeightedAssetsCapitalConservationBufferRequired	0.00625
CY2016Q1	schw	Risk Weighted Assets Capital Conservation Buffer When Fully Implemented RiskWeightedAssetsCapitalConservationBufferWhenFullyImplemented	0.025
CY2016Q4	schw	Savings And Other SavingsAndOther	7792000000	USD
CY2017Q4	schw	Savings And Other SavingsAndOther	7264000000	USD
CY2016Q4	schw	Securities Continuous Unrealized Loss Position Less Than Twelve Months Aggregate Loss SecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLoss	1307000000	USD
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CY2016Q4	schw	Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value SecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	81341000000	USD
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CY2016	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.0300
CY2017	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.0300
CY2015Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	17000000	USD
CY2016Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	26000000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	44000000	USD
CY2015	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	0	USD
CY2016	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	1000000	USD
CY2017	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	1000000	USD
CY2015	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	8000000	USD
CY2016	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	7000000	USD
CY2017	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	9000000	USD
CY2015	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	8000000	USD
CY2016	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	6000000	USD
CY2017	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	8000000	USD
CY2015	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	78000000	USD
CY2016	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	83000000	USD
CY2017	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	92000000	USD
CY2016Q4	us-gaap	Demand Deposit Accounts DemandDepositAccounts	13842000000	USD
CY2017Q4	us-gaap	Demand Deposit Accounts DemandDepositAccounts	13388000000	USD
CY2016Q4	us-gaap	Deposits Deposits	163454000000	USD
CY2017Q4	us-gaap	Deposits Deposits	169656000000	USD
CY2015	us-gaap	Depreciation Depreciation	179000000	USD
CY2016	us-gaap	Depreciation Depreciation	197000000	USD
CY2017	us-gaap	Depreciation Depreciation	232000000	USD
CY2015	us-gaap	Depreciation And Amortization DepreciationAndAmortization	224000000	USD
CY2016	us-gaap	Depreciation And Amortization DepreciationAndAmortization	234000000	USD
CY2017	us-gaap	Depreciation And Amortization DepreciationAndAmortization	269000000	USD
CY2016Q4	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	0	USD
CY2017Q4	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	0	USD
CY2016Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowed	9940000000	USD
CY2017Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowed	6818000000	USD
CY2016Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Liability DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiability	0	USD
CY2017Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Liability DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiability	0	USD
CY2016Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	9736000000	USD
CY2017Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	6618000000	USD
CY2016Q4	us-gaap	Derivative Collateral Obligation To Return Securities DerivativeCollateralObligationToReturnSecurities	200000000	USD
CY2017Q4	us-gaap	Derivative Collateral Obligation To Return Securities DerivativeCollateralObligationToReturnSecurities	199000000	USD
CY2016Q4	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	1660000000	USD
CY2017Q4	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	670000000	USD
CY2016Q4	us-gaap	Derivative Collateral Right To Reclaim Securities DerivativeCollateralRightToReclaimSecurities	200000000	USD
CY2017Q4	us-gaap	Derivative Collateral Right To Reclaim Securities DerivativeCollateralRightToReclaimSecurities	199000000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	9940000000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	6818000000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	4000000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	1000000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	1996000000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	966000000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	136000000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	97000000	USD
CY2016Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	1996000000	USD
CY2017Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	966000000	USD
CY2016Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoaned	0	USD
CY2017Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoaned	0	USD
CY2015	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	318000000	USD
CY2016	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	360000000	USD
CY2017	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	431000000	USD
CY2015	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	69000000	USD
CY2016	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	126000000	USD
CY2017	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	161000000	USD
CY2015	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.04
CY2016Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.30
CY2016Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.31
CY2016Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.36
CY2016Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.36
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.32
CY2017Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.39
CY2017Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.40
CY2017Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.43
CY2017Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.41
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.63
CY2015	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.03
CY2016Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.29
CY2016Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.30
CY2016Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.35
CY2016Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.36
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.31
CY2017Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.39
CY2017Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.39
CY2017Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.42
CY2017Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.41
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.61
CY2015	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.365
CY2016	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.369
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.355
CY2015	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2016	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.000
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.000
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	-0.024
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CY2016	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.005
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.007
CY2015	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.026
CY2016	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.024
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.022
CY2017Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	268000000	USD
CY2015	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	51000000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	53000000	USD
CY2017	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	57000000	USD
CY2016Q4	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	21516000000	USD
CY2017Q4	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	25905000000	USD
CY2016Q4	us-gaap	Fair Value Of Securities Received As Collateral That Have Been Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatHaveBeenResoldOrRepledged	5193000000	USD
CY2017Q4	us-gaap	Fair Value Of Securities Received As Collateral That Have Been Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatHaveBeenResoldOrRepledged	5075000000	USD
CY2016Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	81000000	USD
CY2017Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	405000000	USD
CY2015	us-gaap	Fees And Commissions FeesAndCommissions	2650000000	USD
CY2016	us-gaap	Fees And Commissions FeesAndCommissions	3055000000	USD
CY2017	us-gaap	Fees And Commissions FeesAndCommissions	3392000000	USD
CY2016Q4	us-gaap	Financial Instruments Owned At Fair Value FinancialInstrumentsOwnedAtFairValue	449000000	USD
CY2017Q4	us-gaap	Financial Instruments Owned At Fair Value FinancialInstrumentsOwnedAtFairValue	539000000	USD
CY2017	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	11000000	USD
CY2016Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	USD
CY2016	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	14000000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	USD
CY2016Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	15376000000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	16448000000	USD
CY2016Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	53000000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	56000000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	235000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	270000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	2000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	30000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	11000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	15000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	22000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	27000000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	379000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	378000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	107000000	USD
CY2015Q4	us-gaap	Goodwill Goodwill	1227000000	USD
CY2016Q4	us-gaap	Goodwill Goodwill	1227000000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	1227000000	USD
CY2015	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2016	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2017	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2016Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	75203000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	120926000000	USD
CY2016Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	336000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	497000000	USD
CY2016Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	1095000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	1050000000	USD
CY2016Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	0	USD
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	724000000	USD
CY2016Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	1095000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	1050000000	USD
CY2016Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	52185000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	70005000000	USD
CY2016Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	1095000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	326000000	USD
CY2016Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	52185000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	45180000000	USD
CY2016Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	0	USD
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	24825000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	36551000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	36544000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	17500000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	17486000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	65530000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	66104000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	792000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	792000000	USD
CY2016Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	74444000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	120373000000	USD
CY2016Q4	us-gaap	Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions	612	security
CY2017Q4	us-gaap	Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions	938	security
CY2016Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	45000000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	42000000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2279000000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2993000000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	3650000000	USD
CY2015	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	832000000	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1104000000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1296000000	USD
CY2015	us-gaap	Income Taxes Paid IncomeTaxesPaid	810000000	USD
CY2016	us-gaap	Income Taxes Paid IncomeTaxesPaid	991000000	USD
CY2017	us-gaap	Income Taxes Paid IncomeTaxesPaid	1212000000	USD
CY2015	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	304000000	USD
CY2016	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	167000000	USD
CY2017	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	421000000	USD
CY2015	us-gaap	Increase Decrease In Brokerage Receivables IncreaseDecreaseInBrokerageReceivables	108000000	USD
CY2016	us-gaap	Increase Decrease In Brokerage Receivables IncreaseDecreaseInBrokerageReceivables	147000000	USD
CY2017	us-gaap	Increase Decrease In Brokerage Receivables IncreaseDecreaseInBrokerageReceivables	-74000000	USD
CY2015	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	26687000000	USD
CY2016	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	33952000000	USD
CY2017	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	6186000000	USD
CY2015	us-gaap	Increase Decrease In Financial Instruments Used In Operating Activities IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities	17000000	USD
CY2016	us-gaap	Increase Decrease In Financial Instruments Used In Operating Activities IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities	-84000000	USD
CY2017	us-gaap	Increase Decrease In Financial Instruments Used In Operating Activities IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities	90000000	USD
CY2015	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	98000000	USD
CY2016	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	93000000	USD
CY2017	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	177000000	USD
CY2015	us-gaap	Increase Decrease In Payables To Broker Dealers IncreaseDecreaseInPayablesToBrokerDealers	808000000	USD
CY2016	us-gaap	Increase Decrease In Payables To Broker Dealers IncreaseDecreaseInPayablesToBrokerDealers	-181000000	USD
CY2017	us-gaap	Increase Decrease In Payables To Broker Dealers IncreaseDecreaseInPayablesToBrokerDealers	-1148000000	USD
CY2015	us-gaap	Increase Decrease In Payables To Customers IncreaseDecreaseInPayablesToCustomers	-1120000000	USD
CY2016	us-gaap	Increase Decrease In Payables To Customers IncreaseDecreaseInPayablesToCustomers	2709000000	USD
CY2017	us-gaap	Increase Decrease In Payables To Customers IncreaseDecreaseInPayablesToCustomers	-4651000000	USD
CY2015	us-gaap	Increase Decrease In Restricted Cash And Investments For Operating Activities IncreaseDecreaseInRestrictedCashAndInvestmentsForOperatingActivities	-1183000000	USD
CY2016	us-gaap	Increase Decrease In Restricted Cash And Investments For Operating Activities IncreaseDecreaseInRestrictedCashAndInvestmentsForOperatingActivities	2576000000	USD
CY2017	us-gaap	Increase Decrease In Restricted Cash And Investments For Operating Activities IncreaseDecreaseInRestrictedCashAndInvestmentsForOperatingActivities	-7035000000	USD
CY2015	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	12000000	shares
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CY2017	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	14000000	shares
CY2016Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	144000000	USD
CY2017Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	108000000	USD
CY2016Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	162780000000	USD
CY2017Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	168864000000	USD
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CY2017	us-gaap	Interest Expense InterestExpense	342000000	USD
CY2015	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	2525000000	USD
CY2016	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	3322000000	USD
CY2017	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	4282000000	USD
CY2015	us-gaap	Interest Income Operating InterestIncomeOperating	2657000000	USD
CY2016	us-gaap	Interest Income Operating InterestIncomeOperating	3493000000	USD
CY2017	us-gaap	Interest Income Operating InterestIncomeOperating	4624000000	USD
CY2015	us-gaap	Interest Paid InterestPaid	121000000	USD
CY2016	us-gaap	Interest Paid InterestPaid	160000000	USD
CY2017	us-gaap	Interest Paid InterestPaid	327000000	USD
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CY2016	us-gaap	Labor And Related Expense LaborAndRelatedExpense	2466000000	USD
CY2017	us-gaap	Labor And Related Expense LaborAndRelatedExpense	2737000000	USD
CY2015	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	116000000	USD
CY2016	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	123000000	USD
CY2017	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	136000000	USD
CY2016Q4	us-gaap	Liabilities Liabilities	206962000000	USD
CY2017Q4	us-gaap	Liabilities Liabilities	224749000000	USD
CY2016Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	223383000000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	243274000000	USD
CY2014Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	42000000	USD
CY2015Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	31000000	USD
CY2016Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	26000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	26000000	USD
CY2016	us-gaap	Loans And Leases Receivable Commitments To Purchase Or Sell LoansAndLeasesReceivableCommitmentsToPurchaseOrSell	8911000000	USD
CY2017	us-gaap	Loans And Leases Receivable Commitments To Purchase Or Sell LoansAndLeasesReceivableCommitmentsToPurchaseOrSell	10368000000	USD
CY2016Q4	us-gaap	Loans And Leases Receivable Consumer Real Estate LoansAndLeasesReceivableConsumerRealEstate	15429000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Consumer Real Estate LoansAndLeasesReceivableConsumerRealEstate	16504000000	USD
CY2016Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	15403000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	16478000000	USD
CY2016Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	2876000000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	4753000000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal After Year Five LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterYearFive	2892000000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Five LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFive	266000000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Four LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFour	9000000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Three LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearThree	709000000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Two LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearTwo	8000000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations Repayments Of Principal In Next Twelve Months LongTermDebtAndCapitalLeaseObligationsRepaymentsOfPrincipalInNextTwelveMonths	908000000	USD
CY2015	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	249000000	USD
CY2016	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	265000000	USD
CY2017	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	268000000	USD
CY2016Q4	us-gaap	Minimum Net Capital Required1 MinimumNetCapitalRequired1	250000	USD
CY2017Q4	us-gaap	Minimum Net Capital Required1 MinimumNetCapitalRequired1	250000	USD
CY2016Q4	us-gaap	Net Capital NetCapital	1846000000	USD
CY2017Q4	us-gaap	Net Capital NetCapital	2118000000	USD
CY2015	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	27992000000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	34963000000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	22599000000	USD
CY2015	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-28623000000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-38775000000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-20473000000	USD
CY2015	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	1246000000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	2662000000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	1263000000	USD
CY2015	us-gaap	Net Income Loss NetIncomeLoss	1447000000	USD
CY2016Q1	us-gaap	Net Income Loss NetIncomeLoss	412000000	USD
CY2016Q2	us-gaap	Net Income Loss NetIncomeLoss	452000000	USD
CY2016Q3	us-gaap	Net Income Loss NetIncomeLoss	503000000	USD
CY2016Q4	us-gaap	Net Income Loss NetIncomeLoss	522000000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	1889000000	USD
CY2017Q1	us-gaap	Net Income Loss NetIncomeLoss	564000000	USD
CY2017Q2	us-gaap	Net Income Loss NetIncomeLoss	575000000	USD
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	618000000	USD
CY2017Q4	us-gaap	Net Income Loss NetIncomeLoss	597000000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	2354000000	USD
CY2015	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1364000000	USD
CY2016Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	392000000	USD
CY2016Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	406000000	USD
CY2016Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	470000000	USD
CY2016Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	478000000	USD
CY2016	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1746000000	USD
CY2017Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	525000000	USD
CY2017Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	530000000	USD
CY2017Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	575000000	USD
CY2017Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	550000000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2180000000	USD
CY2016Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	674000000	USD
CY2017Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	792000000	USD
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CY2016Q1	us-gaap	Noninterest Expense NoninterestExpense	1109000000	USD
CY2016Q2	us-gaap	Noninterest Expense NoninterestExpense	1108000000	USD
CY2016Q3	us-gaap	Noninterest Expense NoninterestExpense	1120000000	USD
CY2016Q4	us-gaap	Noninterest Expense NoninterestExpense	1148000000	USD
CY2016	us-gaap	Noninterest Expense NoninterestExpense	4485000000	USD
CY2017Q1	us-gaap	Noninterest Expense NoninterestExpense	1238000000	USD
CY2017Q2	us-gaap	Noninterest Expense NoninterestExpense	1221000000	USD
CY2017Q3	us-gaap	Noninterest Expense NoninterestExpense	1220000000	USD
CY2017Q4	us-gaap	Noninterest Expense NoninterestExpense	1289000000	USD
CY2017	us-gaap	Noninterest Expense NoninterestExpense	4968000000	USD
CY2017	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
CY2017Q4	us-gaap	Number Of States In Which Entity Operates NumberOfStatesInWhichEntityOperates	46	state
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CY2017	us-gaap	Occupancy Net OccupancyNet	436000000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	829000000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	137000000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals	21000000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	68000000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	86000000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	109000000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	119000000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	310000000	USD
CY2016Q4	us-gaap	Other Assets OtherAssets	1408000000	USD
CY2017Q4	us-gaap	Other Assets OtherAssets	1949000000	USD
CY2016Q4	us-gaap	Other Assets Miscellaneous OtherAssetsMiscellaneous	75000000	USD
CY2017Q4	us-gaap	Other Assets Miscellaneous OtherAssetsMiscellaneous	92000000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-477000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-47000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	21000000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-299000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-29000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	11000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	1000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	-11000000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	0	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	4000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	12000000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	2000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	8000000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	0	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	2000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	4000000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-178000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-18000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	10000000	USD
CY2015	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	0	USD
CY2016	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	1000000	USD
CY2017	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	-7000000	USD
CY2015	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-477000000	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-44000000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	13000000	USD
CY2015	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-299000000	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-28000000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	6000000	USD
CY2015	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-178000000	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-16000000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	7000000	USD
CY2015	us-gaap	Other Expenses OtherExpenses	235000000	USD
CY2016	us-gaap	Other Expenses OtherExpenses	235000000	USD
CY2017	us-gaap	Other Expenses OtherExpenses	268000000	USD
CY2015	us-gaap	Other Income OtherIncome	328000000	USD
CY2016	us-gaap	Other Income OtherIncome	271000000	USD
CY2017	us-gaap	Other Income OtherIncome	290000000	USD
CY2016Q4	us-gaap	Other Investments OtherInvestments	243000000	USD
CY2017Q4	us-gaap	Other Investments OtherInvestments	376000000	USD
CY2015	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	4000000	USD
CY2016	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-9000000	USD
CY2017	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-51000000	USD
CY2016Q4	us-gaap	Payables To Broker Dealers And Clearing Organizations PayablesToBrokerDealersAndClearingOrganizations	2407000000	USD
CY2017Q4	us-gaap	Payables To Broker Dealers And Clearing Organizations PayablesToBrokerDealersAndClearingOrganizations	1287000000	USD
CY2016Q4	us-gaap	Payables To Customers PayablesToCustomers	35894000000	USD
CY2017Q4	us-gaap	Payables To Customers PayablesToCustomers	31243000000	USD
CY2015	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	980000000	USD
CY2016	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	1103000000	USD
CY2017	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	1071000000	USD
CY2015	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	35000000	USD
CY2016	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	39000000	USD
CY2017	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	59000000	USD
CY2015	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	0	USD
CY2016	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	0	USD
CY2017	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	485000000	USD
CY2015	us-gaap	Payments Of Dividends PaymentsOfDividends	387000000	USD
CY2016	us-gaap	Payments Of Dividends PaymentsOfDividends	486000000	USD
CY2017	us-gaap	Payments Of Dividends PaymentsOfDividends	592000000	USD
CY2015	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	21351000000	USD
CY2016	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	29248000000	USD
CY2017	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	15033000000	USD
CY2015	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	0	USD
CY2016	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	152000000	USD
CY2017	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	430000000	USD
CY2015	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	19303000000	USD
CY2016	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	31162000000	USD
CY2017	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	32925000000	USD
CY2015	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	285000000	USD
CY2016	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	353000000	USD
CY2017	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	412000000	USD
CY2015	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	266000000	USD
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	346000000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	400000000	USD
CY2015	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	83000000	USD
CY2016	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	143000000	USD
CY2017	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	174000000	USD
CY2016Q4	us-gaap	Preferred Stock Liquidation Preference Value PreferredStockLiquidationPreferenceValue	2835000000	USD
CY2017Q4	us-gaap	Preferred Stock Liquidation Preference Value PreferredStockLiquidationPreferenceValue	2850000000	USD
CY2016Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2016Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	9940000	shares
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	9940000	shares
CY2016Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	2241000	shares
CY2017Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	1761000	shares
CY2016Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	2241000	shares
CY2017Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	1761000	shares
CY2016Q4	us-gaap	Preferred Stock Value PreferredStockValue	2783000000	USD
CY2017Q4	us-gaap	Preferred Stock Value PreferredStockValue	2793000000	USD
CY2016Q4	us-gaap	Prepaid Expense Current And Noncurrent PrepaidExpenseCurrentAndNoncurrent	90000000	USD
CY2017Q4	us-gaap	Prepaid Expense Current And Noncurrent PrepaidExpenseCurrentAndNoncurrent	126000000	USD
CY2015	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1346000000	USD
CY2016	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2017	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	2129000000	USD
CY2015	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	581000000	USD
CY2016	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	1316000000	USD
CY2017	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	492000000	USD
CY2015	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	7340000000	USD
CY2016	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	11903000000	USD
CY2017	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	9095000000	USD
CY2015	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	3540000000	USD
CY2016	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	5747000000	USD
CY2017	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	11627000000	USD
CY2015	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	32000000	USD
CY2016	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	44000000	USD
CY2017	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-45000000	USD
CY2015	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	2424000000	USD
CY2016	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	5537000000	USD
CY2017	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	8617000000	USD
CY2015	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	8000000	USD
CY2016	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	88000000	USD
CY2017	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	106000000	USD
CY2017	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2015	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	0	USD
CY2016	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	0	USD
CY2017	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	15000000000	USD
CY2015	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	90000000	USD
CY2016	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	144000000	USD
CY2017	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	171000000	USD
CY2015	us-gaap	Professional Fees ProfessionalFees	459000000	USD
CY2016	us-gaap	Professional Fees ProfessionalFees	506000000	USD
CY2017	us-gaap	Professional Fees ProfessionalFees	580000000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	3234000000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	3551000000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1299000000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1471000000	USD
CY2015	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-11000000	USD
CY2016	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-5000000	USD
CY2015	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-11000000	USD
CY2016	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-5000000	USD
CY2017	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	0	USD
CY2017Q4	us-gaap	Purchase Obligation PurchaseObligation	753000000	USD
CY2017Q4	us-gaap	Purchase Obligation Due After Fifth Year PurchaseObligationDueAfterFifthYear	181000000	USD
CY2017Q4	us-gaap	Purchase Obligation Due In Fifth Year PurchaseObligationDueInFifthYear	22000000	USD
CY2017Q4	us-gaap	Purchase Obligation Due In Fourth Year PurchaseObligationDueInFourthYear	26000000	USD
CY2017Q4	us-gaap	Purchase Obligation Due In Next Twelve Months PurchaseObligationDueInNextTwelveMonths	305000000	USD
CY2017Q4	us-gaap	Purchase Obligation Due In Second Year PurchaseObligationDueInSecondYear	148000000	USD
CY2017Q4	us-gaap	Purchase Obligation Due In Third Year PurchaseObligationDueInThirdYear	71000000	USD
CY2016Q4	us-gaap	Receivables From Brokers Dealers And Clearing Organizations ReceivablesFromBrokersDealersAndClearingOrganizations	728000000	USD
CY2017Q4	us-gaap	Receivables From Brokers Dealers And Clearing Organizations ReceivablesFromBrokersDealersAndClearingOrganizations	649000000	USD
CY2016Q4	us-gaap	Receivables From Customers ReceivablesFromCustomers	17155000000	USD
CY2017Q4	us-gaap	Receivables From Customers ReceivablesFromCustomers	20576000000	USD
CY2015	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	357000000	USD
CY2016	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	7000000	USD
CY2017	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	257000000	USD
CY2016Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	12649000000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	14408000000	USD
CY2015	us-gaap	Revenues Revenues	6380000000	USD
CY2016Q1	us-gaap	Revenues Revenues	1764000000	USD
CY2016Q2	us-gaap	Revenues Revenues	1828000000	USD
CY2016Q3	us-gaap	Revenues Revenues	1914000000	USD
CY2016Q4	us-gaap	Revenues Revenues	1972000000	USD
CY2016	us-gaap	Revenues Revenues	7478000000	USD
CY2017Q1	us-gaap	Revenues Revenues	2081000000	USD
CY2017Q2	us-gaap	Revenues Revenues	2130000000	USD
CY2017Q3	us-gaap	Revenues Revenues	2165000000	USD
CY2017Q4	us-gaap	Revenues Revenues	2242000000	USD
CY2017	us-gaap	Revenues Revenues	8618000000	USD
CY2016Q4	us-gaap	Securities Borrowed SecuritiesBorrowed	393000000	USD
CY2017Q4	us-gaap	Securities Borrowed SecuritiesBorrowed	222000000	USD
CY2016Q4	us-gaap	Securities Borrowed Amount Offset Against Collateral SecuritiesBorrowedAmountOffsetAgainstCollateral	4000000	USD
CY2017Q4	us-gaap	Securities Borrowed Amount Offset Against Collateral SecuritiesBorrowedAmountOffsetAgainstCollateral	1000000	USD
CY2016Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Cash SecuritiesBorrowedCollateralObligationToReturnCash	189000000	USD
CY2017Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Cash SecuritiesBorrowedCollateralObligationToReturnCash	22000000	USD
CY2016Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Securities SecuritiesBorrowedCollateralObligationToReturnSecurities	200000000	USD
CY2017Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Securities SecuritiesBorrowedCollateralObligationToReturnSecurities	199000000	USD
CY2016Q4	us-gaap	Securities Borrowed Gross SecuritiesBorrowedGross	393000000	USD
CY2017Q4	us-gaap	Securities Borrowed Gross SecuritiesBorrowedGross	222000000	USD
CY2016Q4	us-gaap	Securities Borrowed Liability SecuritiesBorrowedLiability	0	USD
CY2017Q4	us-gaap	Securities Borrowed Liability SecuritiesBorrowedLiability	0	USD
CY2016Q4	us-gaap	Securities Loaned SecuritiesLoaned	1996000000	USD
CY2017Q4	us-gaap	Securities Loaned SecuritiesLoaned	966000000	USD
CY2016Q4	us-gaap	Securities Loaned Amount Offset Against Collateral SecuritiesLoanedAmountOffsetAgainstCollateral	136000000	USD
CY2017Q4	us-gaap	Securities Loaned Amount Offset Against Collateral SecuritiesLoanedAmountOffsetAgainstCollateral	97000000	USD
CY2016Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Cash SecuritiesLoanedCollateralRightToReclaimCash	1660000000	USD
CY2017Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Cash SecuritiesLoanedCollateralRightToReclaimCash	670000000	USD
CY2016Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Securities SecuritiesLoanedCollateralRightToReclaimSecurities	200000000	USD
CY2017Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Securities SecuritiesLoanedCollateralRightToReclaimSecurities	199000000	USD
CY2016Q4	us-gaap	Securities Loaned Gross SecuritiesLoanedGross	1996000000	USD
CY2017Q4	us-gaap	Securities Loaned Gross SecuritiesLoanedGross	966000000	USD
CY2016Q4	us-gaap	Securities Purchased Under Agreements To Resell SecuritiesPurchasedUnderAgreementsToResell	9547000000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell SecuritiesPurchasedUnderAgreementsToResell	6596000000	USD
CY2016Q4	us-gaap	Securities Purchased Under Agreements To Resell Amount Offset Against Collateral SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral	0	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Amount Offset Against Collateral SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral	0	USD
CY2016Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Cash SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnCash	9547000000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Cash SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnCash	6596000000	USD
CY2016Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Securities SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnSecurities	0	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Collateral Obligation To Return Securities SecuritiesPurchasedUnderAgreementsToResellCollateralObligationToReturnSecurities	0	USD
CY2016Q4	us-gaap	Securities Purchased Under Agreements To Resell Gross SecuritiesPurchasedUnderAgreementsToResellGross	9547000000	USD
CY2017Q4	us-gaap	Securities Purchased Under Agreements To Resell Gross SecuritiesPurchasedUnderAgreementsToResellGross	6596000000	USD
CY2015	us-gaap	Share Based Compensation ShareBasedCompensation	135000000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	141000000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	153000000	USD
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0122
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0122
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0106
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.022
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.018
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.021
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.28
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.30
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.34
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	44000000	shares
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	90000000	USD
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	149000000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	241000000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	0	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	0	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	4000000	shares
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	8.56
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	8.73
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
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	649000000	USD
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	814000000	USD
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	37000000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	32000000	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	22.12
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	26.16
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue	612000000	USD
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber	20000000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice	20.82
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue	811000000	USD
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	31000000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	26.02
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	18.20
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice	24.82
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	31.02
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	43.71
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y6M0D
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y4M17D
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1	P5Y0M7D
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1	P6Y4M6D
CY2016Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	0	USD
CY2017Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	15000000000	USD
CY2017	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	9000000	shares
CY2015	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	587000000	USD
CY2016	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1324000000	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
CY2014Q4	us-gaap	Stockholders Equity StockholdersEquity	11803000000	USD
CY2015Q4	us-gaap	Stockholders Equity StockholdersEquity	13402000000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	16421000000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	18525000000	USD
CY2015	us-gaap	Stockholders Equity Other StockholdersEquityOther	11000000	USD
CY2016	us-gaap	Stockholders Equity Other StockholdersEquityOther	0	USD
CY2017	us-gaap	Stockholders Equity Other StockholdersEquityOther	-9000000	USD
CY2015	us-gaap	Transfer To Investments TransferToInvestments	0	USD
CY2016	us-gaap	Transfer To Investments TransferToInvestments	0	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	2000000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	2000000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	1000000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	17000000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	8000000	USD
CY2017	us-gaap	Transfer To Investments TransferToInvestments	29000000	USD
CY2016Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	154793560	shares
CY2017Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	142210890	shares
CY2016Q4	us-gaap	Treasury Stock Value TreasuryStockValue	3130000000	USD
CY2017Q4	us-gaap	Treasury Stock Value TreasuryStockValue	2892000000	USD
CY2016Q4	us-gaap	Two Percent Of Debit Items TwoPercentOfDebitItems	355000000	USD
CY2017Q4	us-gaap	Two Percent Of Debit Items TwoPercentOfDebitItems	435000000	USD
CY2015Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	48000000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	93000000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	111000000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	5000000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	16000000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	22000000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	32000000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	15000000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	0	USD
CY2017	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	0	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	85000000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	104000000	USD
CY2015	us-gaap	Valuation Allowances And Reserves Recoveries ValuationAllowancesAndReservesRecoveries	3000000	USD
CY2016	us-gaap	Valuation Allowances And Reserves Recoveries ValuationAllowancesAndReservesRecoveries	2000000	USD
CY2017	us-gaap	Valuation Allowances And Reserves Recoveries ValuationAllowancesAndReservesRecoveries	3000000	USD
CY2015	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1327000000	shares
CY2016Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1330000000	shares
CY2016Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1333000000	shares
CY2016Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1334000000	shares
CY2016Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1341000000	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1334000000	shares
CY2017Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1351000000	shares
CY2017Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1351000000	shares
CY2017Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1353000000	shares
CY2017Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1358000000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1353000000	shares
CY2015	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1315000000	shares
CY2016Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1321000000	shares
CY2016Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1322000000	shares
CY2016Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1324000000	shares
CY2016Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1329000000	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1324000000	shares
CY2017Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1336000000	shares
CY2017Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1338000000	shares
CY2017Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1339000000	shares
CY2017Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1343000000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1339000000	shares
CY2017	us-gaap	Guarantees Indemnifications And Warranties Policies GuaranteesIndemnificationsAndWarrantiesPolicies	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Guarantees and indemnifications</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">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.</font></div></div>
CY2017	us-gaap	Revenue Recognition Interest RevenueRecognitionInterest	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Interest revenue</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Interest revenue is recognized as earned on interest-earning assets such as cash and cash equivalents, cash and investments segregated, receivables from brokerage clients, investment securities, and bank loans. Interest revenue from these assets is based upon average or daily balances and the applicable interest rates. Interest revenue is also recognized from securities lending activities when earned based upon the securities and amounts lent and the applicable rates.</font></div></div>

Files In Submission

Name	View Source	Status
0000316709-18-000009-index-headers.html	Edgar Link	pending
0000316709-18-000009-index.html	Edgar Link	pending
0000316709-18-000009.txt	Edgar Link	pending
0000316709-18-000009-xbrl.zip	Edgar Link	pending
a10kschw2017.jpg	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
R1.htm	Edgar Link	pending
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$SCHW
SCHWAB CHARLES CORP Stock $schw

2016 Q4 Form 10-K Financial Statement

#000031670918000009 Filed on February 22, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SCHW SCHWAB CHARLES CORP Stock $schw

2016 Q4 Form 10-K Financial Statement

#000031670918000009 Filed on February 22, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SCHW
SCHWAB CHARLES CORP Stock $schw