$PNC
PNC FINANCIAL SERVICES GROUP, INC. Stock $pnc

$pnc Overview Financials Valuation SEC Filings Company Website

2017 Q4 Form 10-K Financial Statement

#000071367619000015 Filed on March 01, 2019

Income Statement

Concept	2017 Q4	2017	2016 Q4
Revenue		$16.33B
YoY Change		7.7%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$258.0M	$921.0M	$276.0M
YoY Change	-6.52%	9.25%	-3.5%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense		$1.706B
YoY Change		35.29%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$1.074B	$4.413B	$1.366B
YoY Change	-21.38%	-15.99%	-1.23%
Income Tax	$183.0M	-$185.0M	$319.0M
% Of Pretax Income	17.04%	-4.19%	23.35%
Net Earnings	$2.080B	$5.388B	$1.025B
YoY Change	102.93%	35.21%	1.69%
Net Earnings / Revenue		33.0%
Basic Earnings Per Share		$10.49
Diluted Earnings Per Share	$4.333M	$10.36	$2.075M
COMMON SHARES
Basic Shares Outstanding	475.8M shares	481.0M shares	486.5M shares
Diluted Shares Outstanding		486.0M shares

Balance Sheet

Concept	2017 Q4	2017	2016 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$5.249B
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$5.436B	$5.436B	$5.522B
YoY Change	-1.56%	-1.56%	-6.53%
Goodwill	$9.173B		$9.103B
YoY Change	0.77%		0.0%
Intangibles
YoY Change
Long-Term Investments	$11.39B	$11.39B	$10.73B
YoY Change	6.19%	6.19%	1.33%
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$380.8B	$380.8B	$366.4B
YoY Change	3.93%	3.93%	2.2%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$8.745B	$8.745B	$9.355B
YoY Change	-6.52%	-6.52%	88.04%
Deferred Revenue
YoY Change
Short-Term Debt
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$8.745B	$8.745B	$9.355B
YoY Change	-6.52%	-6.52%	88.04%
LONG-TERM LIABILITIES
Long-Term Debt	$38.05B	$38.05B	$35.16B
YoY Change	8.23%	8.23%	7.73%
Other Long-Term Liabilities	$297.0M	$297.0M	$301.0M
YoY Change	-1.33%	-1.33%	-92.48%
Total Long-Term Liabilities	$38.35B	$38.35B	$35.46B
YoY Change	8.15%	8.15%	-3.22%
TOTAL LIABILITIES
Total Short-Term Liabilities	$8.745B	$8.745B	$9.355B
Total Long-Term Liabilities	$38.35B	$38.35B	$35.46B
Total Liabilities	$333.2B	$333.3B	$319.5B
YoY Change	4.27%	3.92%	2.24%
SHAREHOLDERS EQUITY
Retained Earnings	$35.48B		$31.67B
YoY Change	12.03%		9.05%
Common Stock	$2.710B		$2.709B
YoY Change	0.04%		-82.47%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$6.904B		$5.066B
YoY Change	36.28%		50.42%
Treasury Stock Shares	69.00M shares		57.00M shares
Shareholders Equity	$47.51B	$47.51B	$45.70B
YoY Change
Total Liabilities & Shareholders Equity	$380.8B	$380.8B	$366.4B
YoY Change	3.93%	3.93%	2.2%

Cashflow Statement

Concept	2017 Q4	2017	2016 Q4
OPERATING ACTIVITIES
Net Income	$2.080B	$5.388B	$1.025B
YoY Change	102.93%	35.21%	1.69%
Depreciation, Depletion And Amortization	$258.0M	$921.0M	$276.0M
YoY Change	-6.52%	9.25%	-3.5%
Cash From Operating Activities	$864.0M	$5.579B	$1.205B
YoY Change	-28.3%	59.4%	-36.31%
INVESTING ACTIVITIES
Capital Expenditures
YoY Change
Acquisitions		$1.342B
YoY Change
Other Investing Activities	-$5.391B	$1.220B	$297.0M
YoY Change	-1915.15%	49.33%	-110.9%
Cash From Investing Activities	-$5.391B	-$14.90B	$297.0M
YoY Change	-1915.15%	103.85%	-110.9%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net		$2.447B
YoY Change		18.67%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	5.040B	$9.686B	-1.154B
YoY Change	-536.74%	109.61%	-208.46%
NET CHANGE
Cash From Operating Activities	864.0M	$5.579B	1.205B
Cash From Investing Activities	-5.391B	-$14.90B	297.0M
Cash From Financing Activities	5.040B	$9.686B	-1.154B
Net Change In Cash	513.0M	$370.0M	348.0M
YoY Change	47.41%	-54.55%	51.3%
FREE CASH FLOW
Cash From Operating Activities	$864.0M	$5.579B	$1.205B
Capital Expenditures
Free Cash Flow
YoY Change

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2018	dei	Amendment Flag AmendmentFlag	false
CY2018	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2018	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2018	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
CY2018	dei	Document Period End Date DocumentPeriodEndDate	2018-12-31
CY2018	dei	Document Type DocumentType	10-K
CY2018	dei	Entity Central Index Key EntityCentralIndexKey	0000713676
CY2019Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	453612522	shares
CY2018	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2018	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2018	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2018Q2	dei	Entity Public Float EntityPublicFloat	62700000000	USD
CY2018	dei	Entity Registrant Name EntityRegistrantName	PNC FINANCIAL SERVICES GROUP, INC.
CY2018	dei	Entity Shell Company EntityShellCompany	false
CY2018	dei	Entity Small Business EntitySmallBusiness	false
CY2018	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2018	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2018	dei	Trading Symbol TradingSymbol	PNC
CY2017Q4	invest	Derivative Notional Amount DerivativeNotionalAmount	418625000000	USD
CY2018Q4	invest	Derivative Notional Amount DerivativeNotionalAmount	394447000000	USD
CY2015Q4	pnc	Accumulated Other Comprehensive Income Loss Available For Sale Non Otti Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleNonOttiSecuritiesAdjustmentNetOfTax	286000000	USD
CY2016Q4	pnc	Accumulated Other Comprehensive Income Loss Available For Sale Non Otti Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleNonOttiSecuritiesAdjustmentNetOfTax	52000000	USD
CY2017Q4	pnc	Accumulated Other Comprehensive Income Loss Available For Sale Non Otti Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleNonOttiSecuritiesAdjustmentNetOfTax	62000000	USD
CY2018Q4	pnc	Accumulated Other Comprehensive Income Loss Available For Sale Non Otti Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleNonOttiSecuritiesAdjustmentNetOfTax	-284000000	USD
CY2018Q1	pnc	Accumulated Other Comprehensive Income Loss Available For Sale Non Otti Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleNonOttiSecuritiesAdjustmentNetOfTax	121000000	USD
CY2015Q4	pnc	Accumulated Other Comprehensive Income Loss Available For Sale Otti Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleOttiSecuritiesAdjustmentNetOfTax	-66000000	USD
CY2016Q4	pnc	Accumulated Other Comprehensive Income Loss Available For Sale Otti Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleOttiSecuritiesAdjustmentNetOfTax	-106000000	USD
CY2017Q4	pnc	Accumulated Other Comprehensive Income Loss Available For Sale Otti Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleOttiSecuritiesAdjustmentNetOfTax	-215000000	USD
CY2018Q4	pnc	Accumulated Other Comprehensive Income Loss Available For Sale Otti Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleOttiSecuritiesAdjustmentNetOfTax	-204000000	USD
CY2018Q1	pnc	Accumulated Other Comprehensive Income Loss Available For Sale Otti Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleOttiSecuritiesAdjustmentNetOfTax	215000000	USD
CY2015Q4	pnc	Accumulated Other Comprehensive Income Loss Other Net Of Tax End Balance AccumulatedOtherComprehensiveIncomeLossOtherNetOfTaxEndBalance	-98000000	USD
CY2016Q4	pnc	Accumulated Other Comprehensive Income Loss Other Net Of Tax End Balance AccumulatedOtherComprehensiveIncomeLossOtherNetOfTaxEndBalance	-203000000	USD
CY2017Q4	pnc	Accumulated Other Comprehensive Income Loss Other Net Of Tax End Balance AccumulatedOtherComprehensiveIncomeLossOtherNetOfTaxEndBalance	-130000000	USD
CY2018Q4	pnc	Accumulated Other Comprehensive Income Loss Other Net Of Tax End Balance AccumulatedOtherComprehensiveIncomeLossOtherNetOfTaxEndBalance	-162000000	USD
CY2018Q1	pnc	Accumulated Other Comprehensive Income Loss Other Net Of Tax End Balance AccumulatedOtherComprehensiveIncomeLossOtherNetOfTaxEndBalance	-120000000	USD
CY2017Q4	pnc	Allocationsforbaddebtdeductionsofformerthriftsubsidiariesincludedinretainedearnings Allocationsforbaddebtdeductionsofformerthriftsubsidiariesincludedinretainedearnings	100000000	USD
CY2018Q4	pnc	Allocationsforbaddebtdeductionsofformerthriftsubsidiariesincludedinretainedearnings Allocationsforbaddebtdeductionsofformerthriftsubsidiariesincludedinretainedearnings	100000000	USD
CY2017Q4	pnc	Bank Notes And Senior Debt BankNotesAndSeniorDebt	28062000000	USD
CY2018Q4	pnc	Bank Notes And Senior Debt BankNotesAndSeniorDebt	25018000000	USD
CY2017Q4	pnc	Carrying Value Of Equity Investments Carried At Cost And Fhlb And Frb Stock CarryingValueOfEquityInvestmentsCarriedAtCostAndFhlbAndFrbStock	1800000000	USD
CY2018Q4	pnc	Carrying Value Of Equity Investments Carried At Cost And Fhlb And Frb Stock CarryingValueOfEquityInvestmentsCarriedAtCostAndFhlbAndFrbStock	1800000000	USD
CY2018Q4	pnc	Cash And Securities Held To Collateralize Net Derivative Assets CashAndSecuritiesHeldToCollateralizeNetDerivativeAssets	400000000	USD
CY2018Q4	pnc	Cash And Securities Pledged To Collateralize Net Derivative Liabilities CashAndSecuritiesPledgedToCollateralizeNetDerivativeLiabilities	1200000000	USD
CY2018Q4	pnc	Charge Off Threshold Commercial Loans Small Business ChargeOffThresholdCommercialLoansSmallBusiness	1000000	USD
CY2016	pnc	Common Stock Activity Net CommonStockActivityNet	19000000	USD
CY2017	pnc	Common Stock Activity Net CommonStockActivityNet	18000000	USD
CY2018	pnc	Common Stock Activity Net CommonStockActivityNet	20000000	USD
CY2016	pnc	Common Stock Equivalents CommonStockEquivalents	12000000	USD
CY2017	pnc	Common Stock Equivalents CommonStockEquivalents	16000000	USD
CY2018	pnc	Common Stock Equivalents CommonStockEquivalents	9000000	USD
CY2017Q4	pnc	Deferred Tax Assets Partnership Investments DeferredTaxAssetsPartnershipInvestments	173000000	USD
CY2018Q4	pnc	Deferred Tax Assets Partnership Investments DeferredTaxAssetsPartnershipInvestments	184000000	USD
CY2017Q4	pnc	Deferred Tax Liabilities Fixed Assets DeferredTaxLiabilitiesFixedAssets	206000000	USD
CY2018Q4	pnc	Deferred Tax Liabilities Fixed Assets DeferredTaxLiabilitiesFixedAssets	379000000	USD
CY2017Q4	pnc	Deferred Tax Liabilities Net Unrealized Gain On Securities And Financial Instruments DeferredTaxLiabilitiesNetUnrealizedGainOnSecuritiesAndFinancialInstruments	155000000	USD
CY2017Q4	pnc	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Assumed Health Care Cost Trend Rate Initial Trend DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationAssumedHealthCareCostTrendRateInitialTrend	0.0675
CY2018Q4	pnc	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Assumed Health Care Cost Trend Rate Initial Trend DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationAssumedHealthCareCostTrendRateInitialTrend	0.0650
CY2017Q4	pnc	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Assumed Health Care Cost Trend Rate Ultimate Trend DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationAssumedHealthCareCostTrendRateUltimateTrend	0.0500
CY2018Q4	pnc	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Assumed Health Care Cost Trend Rate Ultimate Trend DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationAssumedHealthCareCostTrendRateUltimateTrend	0.0500
CY2017	pnc	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Assumed Health Care Cost Trend Rate Year Ultimate Trend Reached DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationAssumedHealthCareCostTrendRateYearUltimateTrendReached	2025
CY2018	pnc	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Assumed Health Care Cost Trend Rate Year Ultimate Trend Reached DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationAssumedHealthCareCostTrendRateYearUltimateTrendReached	2025
CY2018Q4	pnc	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets Next Fiscal Year DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssetsNextFiscalYear	0.0575
CY2018	pnc	Defined Benefit Plan Minimum Annual Earnings Credit Per Participant Amount DefinedBenefitPlanMinimumAnnualEarningsCreditPerParticipantAmount	2000	USD
CY2018	pnc	Defined Contribution Plan Standard Enrollment Ratefor Annual Contributions Per Employee Percent DefinedContributionPlanStandardEnrollmentRateforAnnualContributionsPerEmployeePercent	0.04
CY2017Q4	pnc	Derivative Asset Fair Value Net Of Offset Amount DerivativeAssetFairValueNetOfOffsetAmount	1184000000	USD
CY2018Q4	pnc	Derivative Asset Fair Value Net Of Offset Amount DerivativeAssetFairValueNetOfOffsetAmount	1052000000	USD
CY2017Q4	pnc	Derivative Asset Setoff Right Amount DerivativeAssetSetoffRightAmount	1054000000	USD
CY2018Q4	pnc	Derivative Asset Setoff Right Amount DerivativeAssetSetoffRightAmount	688000000	USD
CY2017Q4	pnc	Derivative Liability Fair Value Net Of Offset Liabilities DerivativeLiabilityFairValueNetOfOffsetLiabilities	1039000000	USD
CY2018Q4	pnc	Derivative Liability Fair Value Net Of Offset Liabilities DerivativeLiabilityFairValueNetOfOffsetLiabilities	1063000000	USD
CY2017Q4	pnc	Derivative Liability Setoff Right Amount1 DerivativeLiabilitySetoffRightAmount1	1054000000	USD
CY2018Q4	pnc	Derivative Liability Setoff Right Amount1 DerivativeLiabilitySetoffRightAmount1	688000000	USD
CY2016	pnc	Effective Income Tax Rate Reconciliation Unrecognized Tax Benefits Percent EffectiveIncomeTaxRateReconciliationUnrecognizedTaxBenefitsPercent	-0.001
CY2017	pnc	Effective Income Tax Rate Reconciliation Unrecognized Tax Benefits Percent EffectiveIncomeTaxRateReconciliationUnrecognizedTaxBenefitsPercent	-0.001
CY2018	pnc	Effective Income Tax Rate Reconciliation Unrecognized Tax Benefits Percent EffectiveIncomeTaxRateReconciliationUnrecognizedTaxBenefitsPercent	0.011
CY2017Q4	pnc	Equity Investments EquityInvestments	11392000000	USD
CY2018Q4	pnc	Equity Investments EquityInvestments	12894000000	USD
CY2016Q4	pnc	Fair Value Option Loans FairValueOptionLoans	893000000	USD
CY2017Q4	pnc	Fair Value Option Loans FairValueOptionLoans	869000000	USD
CY2018Q4	pnc	Fair Value Option Loans FairValueOptionLoans	782000000	USD
CY2018Q4	pnc	Fair Valueof Securities Receivedas Collateralthathavenotbeen Repledged FairValueofSecuritiesReceivedasCollateralthathavenotbeenRepledged	6000000000	USD
CY2018Q4	pnc	Fixed Earnings Credit Given To All New Participants In Pension And Postretirement Plans FixedEarningsCreditGivenToAllNewParticipantsInPensionAndPostretirementPlans	0.03
CY2016	pnc	Gain On Sale Of Visa Class B Common Shares GainOnSaleOfVisaClassBCommonShares	126000000	USD
CY2017	pnc	Gain On Sale Of Visa Class B Common Shares GainOnSaleOfVisaClassBCommonShares		USD
CY2018	pnc	Income Tax Examination No Longer Subject To Date IncomeTaxExaminationNoLongerSubjectToDate	2013
CY2016	pnc	Income Tax Expense Afs IncomeTaxExpenseAfs	6000000	USD
CY2017	pnc	Income Tax Expense Afs IncomeTaxExpenseAfs	2000000	USD
CY2017	pnc	Interest On Nonperforming Loans Recognized Prior InterestOnNonperformingLoansRecognizedPrior	19000000	USD
CY2018	pnc	Interest On Nonperforming Loans Recognized Prior InterestOnNonperformingLoansRecognizedPrior	17000000	USD
CY2018Q4	pnc	Investment Securities Net Unsettled Investment Purchases InvestmentSecuritiesNetUnsettledInvestmentPurchases	430000000	USD
CY2018Q4	pnc	Liability Related To Investments In Low Income Housing Tax Credits LiabilityRelatedToInvestmentsInLowIncomeHousingTaxCredits	500000000	USD
CY2016Q4	pnc	Loans And Leases Receivable Ratio Of Allowance For Loan And Lease Losses To Total Loans LoansAndLeasesReceivableRatioOfAllowanceForLoanAndLeaseLossesToTotalLoans	0.0123
CY2017Q4	pnc	Loans And Leases Receivable Ratio Of Allowance For Loan And Lease Losses To Total Loans LoansAndLeasesReceivableRatioOfAllowanceForLoanAndLeaseLossesToTotalLoans	0.0118
CY2018Q4	pnc	Loans And Leases Receivable Ratio Of Allowance For Loan And Lease Losses To Total Loans LoansAndLeasesReceivableRatioOfAllowanceForLoanAndLeaseLossesToTotalLoans	0.0116
CY2016	pnc	Mortgage Servicing Rights Valuation Adjustment MortgageServicingRightsValuationAdjustment	179000000	USD
CY2017	pnc	Mortgage Servicing Rights Valuation Adjustment MortgageServicingRightsValuationAdjustment	323000000	USD
CY2018	pnc	Mortgage Servicing Rights Valuation Adjustment MortgageServicingRightsValuationAdjustment	172000000	USD
CY2016	pnc	Net Change In Allowance For Unfunded Loan Commitments And Letters Of Credit NetChangeInAllowanceForUnfundedLoanCommitmentsAndLettersOfCredit	40000000	USD
CY2017	pnc	Net Change In Allowance For Unfunded Loan Commitments And Letters Of Credit NetChangeInAllowanceForUnfundedLoanCommitmentsAndLettersOfCredit	-4000000	USD
CY2018	pnc	Net Change In Allowance For Unfunded Loan Commitments And Letters Of Credit NetChangeInAllowanceForUnfundedLoanCommitmentsAndLettersOfCredit	-12000000	USD
CY2016	pnc	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	3688000000	USD
CY2017	pnc	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	5076000000	USD
CY2018	pnc	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	5061000000	USD
CY2018Q4	pnc	Numberof International Offices NumberofInternationalOffices	4	office
CY2018Q4	pnc	Numberof Portfolio Segments NumberofPortfolioSegments	2	segment
CY2016	pnc	Other4 Other4	12000000	USD
CY2017	pnc	Other4 Other4	34000000	USD
CY2018	pnc	Other4 Other4	18000000	USD
CY2016	pnc	Other Comprehensive Income Loss Adjustment Blackrock Gains Losses Before Tax OtherComprehensiveIncomeLossAdjustmentBlackrockGainsLossesBeforeTax	-63000000	USD
CY2017	pnc	Other Comprehensive Income Loss Adjustment Blackrock Gains Losses Before Tax OtherComprehensiveIncomeLossAdjustmentBlackrockGainsLossesBeforeTax	52000000	USD
CY2018	pnc	Other Comprehensive Income Loss Adjustment Blackrock Gains Losses Before Tax OtherComprehensiveIncomeLossAdjustmentBlackrockGainsLossesBeforeTax	-55000000	USD
CY2016	pnc	Other Comprehensive Income Loss Adjustment Net Investment Hedge Derivatives Before Tax OtherComprehensiveIncomeLossAdjustmentNetInvestmentHedgeDerivativesBeforeTax	186000000	USD
CY2017	pnc	Other Comprehensive Income Loss Adjustment Net Investment Hedge Derivatives Before Tax OtherComprehensiveIncomeLossAdjustmentNetInvestmentHedgeDerivativesBeforeTax	-81000000	USD
CY2018	pnc	Other Comprehensive Income Loss Adjustment Net Investment Hedge Derivatives Before Tax OtherComprehensiveIncomeLossAdjustmentNetInvestmentHedgeDerivativesBeforeTax	76000000	USD
CY2018	pnc	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Salesof Securities Reclassifiedto Noninterest Income Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationSalesofSecuritiesReclassifiedtoNoninterestIncomeBeforeTax	8000000	USD
CY2018	pnc	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Yield Adjustment Reclassifiedto Investment Securities Interest Income Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationYieldAdjustmentReclassifiedtoInvestmentSecuritiesInterestIncomeBeforeTax	11000000	USD
CY2018	pnc	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Yield Adjustment Reclassifiedto Loan Interest Incomebefore Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationYieldAdjustmentReclassifiedtoLoanInterestIncomebeforeTax	41000000	USD
CY2016	pnc	Other Comprehensive Income Loss Non Otti Securities Adjustment After Tax OtherComprehensiveIncomeLossNonOttiSecuritiesAdjustmentAfterTax	-234000000	USD
CY2017	pnc	Other Comprehensive Income Loss Non Otti Securities Adjustment After Tax OtherComprehensiveIncomeLossNonOttiSecuritiesAdjustmentAfterTax	10000000	USD
CY2018	pnc	Other Comprehensive Income Loss Non Otti Securities Adjustment After Tax OtherComprehensiveIncomeLossNonOttiSecuritiesAdjustmentAfterTax	-405000000	USD
CY2016	pnc	Other Comprehensive Income Loss Non Otti Securities Adjustment Before Tax OtherComprehensiveIncomeLossNonOttiSecuritiesAdjustmentBeforeTax	-369000000	USD
CY2017	pnc	Other Comprehensive Income Loss Non Otti Securities Adjustment Before Tax OtherComprehensiveIncomeLossNonOttiSecuritiesAdjustmentBeforeTax	16000000	USD
CY2018	pnc	Other Comprehensive Income Loss Non Otti Securities Adjustment Before Tax OtherComprehensiveIncomeLossNonOttiSecuritiesAdjustmentBeforeTax	-526000000	USD
CY2016	pnc	Other Comprehensive Income Loss Non Otti Securities Adjustment Before Tax1 OtherComprehensiveIncomeLossNonOttiSecuritiesAdjustmentBeforeTax1	-369000000	USD
CY2017	pnc	Other Comprehensive Income Loss Non Otti Securities Adjustment Before Tax1 OtherComprehensiveIncomeLossNonOttiSecuritiesAdjustmentBeforeTax1	16000000	USD
CY2018	pnc	Other Comprehensive Income Loss Non Otti Securities Adjustment Before Tax1 OtherComprehensiveIncomeLossNonOttiSecuritiesAdjustmentBeforeTax1	-526000000	USD
CY2016	pnc	Other Comprehensive Income Loss Non Otti Securities Adjustment Tax OtherComprehensiveIncomeLossNonOttiSecuritiesAdjustmentTax	-135000000	USD
CY2017	pnc	Other Comprehensive Income Loss Non Otti Securities Adjustment Tax OtherComprehensiveIncomeLossNonOttiSecuritiesAdjustmentTax	6000000	USD
CY2018	pnc	Other Comprehensive Income Loss Non Otti Securities Adjustment Tax OtherComprehensiveIncomeLossNonOttiSecuritiesAdjustmentTax	-121000000	USD
CY2016	pnc	Other Comprehensive Income Loss Otti Securities Adjustment After Tax OtherComprehensiveIncomeLossOttiSecuritiesAdjustmentAfterTax	-40000000	USD
CY2017	pnc	Other Comprehensive Income Loss Otti Securities Adjustment After Tax OtherComprehensiveIncomeLossOttiSecuritiesAdjustmentAfterTax	-109000000	USD
CY2018	pnc	Other Comprehensive Income Loss Otti Securities Adjustment After Tax OtherComprehensiveIncomeLossOttiSecuritiesAdjustmentAfterTax	11000000	USD
CY2016	pnc	Other Comprehensive Income Loss Otti Securities Adjustment Before Tax OtherComprehensiveIncomeLossOttiSecuritiesAdjustmentBeforeTax	-63000000	USD
CY2017	pnc	Other Comprehensive Income Loss Otti Securities Adjustment Before Tax OtherComprehensiveIncomeLossOttiSecuritiesAdjustmentBeforeTax	-172000000	USD
CY2018	pnc	Other Comprehensive Income Loss Otti Securities Adjustment Before Tax OtherComprehensiveIncomeLossOttiSecuritiesAdjustmentBeforeTax	14000000	USD
CY2016	pnc	Other Comprehensive Income Loss Otti Securities Adjustment Tax OtherComprehensiveIncomeLossOttiSecuritiesAdjustmentTax	-23000000	USD
CY2017	pnc	Other Comprehensive Income Loss Otti Securities Adjustment Tax OtherComprehensiveIncomeLossOttiSecuritiesAdjustmentTax	-63000000	USD
CY2018	pnc	Other Comprehensive Income Loss Otti Securities Adjustment Tax OtherComprehensiveIncomeLossOttiSecuritiesAdjustmentTax	3000000	USD
CY2016	pnc	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Non Otti Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAociForSaleOfNonOttiSecuritiesBeforeTax	16000000	USD
CY2017	pnc	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Non Otti Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAociForSaleOfNonOttiSecuritiesBeforeTax	-12000000	USD
CY2018	pnc	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Non Otti Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAociForSaleOfNonOttiSecuritiesBeforeTax	-8000000	USD
CY2016	pnc	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Otti Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAociForSaleOfOttiSecuritiesBeforeTax		USD
CY2017	pnc	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Otti Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAociForSaleOfOttiSecuritiesBeforeTax	-2000000	USD
CY2016	pnc	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Yield Adjustment On Non Otti Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAociForYieldAdjustmentOnNonOttiSecuritiesBeforeTax	24000000	USD
CY2017	pnc	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Yield Adjustment On Non Otti Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAociForYieldAdjustmentOnNonOttiSecuritiesBeforeTax	25000000	USD
CY2018	pnc	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Yield Adjustment On Non Otti Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAociForYieldAdjustmentOnNonOttiSecuritiesBeforeTax	12000000	USD
CY2016	pnc	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Sales Of Securities To Noninterest Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeSalesOfSecuritiesToNoninterestIncomeBeforeTax		USD
CY2017	pnc	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Sales Of Securities To Noninterest Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeSalesOfSecuritiesToNoninterestIncomeBeforeTax	17000000	USD
CY2016	pnc	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Yield Adjustment To Investment Securities Interest Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeYieldAdjustmentToInvestmentSecuritiesInterestIncomeBeforeTax	34000000	USD
CY2017	pnc	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Yield Adjustment To Investment Securities Interest Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeYieldAdjustmentToInvestmentSecuritiesInterestIncomeBeforeTax	21000000	USD
CY2016	pnc	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Yield Adjustment To Loan Interest Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeYieldAdjustmentToLoanInterestIncomeBeforeTax	219000000	USD
CY2017	pnc	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Yield Adjustment To Loan Interest Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeYieldAdjustmentToLoanInterestIncomeBeforeTax	159000000	USD
CY2016	pnc	Other Comprehensive Income Other Adjustments After Tax Period Increase Decrease OtherComprehensiveIncomeOtherAdjustmentsAfterTaxPeriodIncreaseDecrease	-105000000	USD
CY2017	pnc	Other Comprehensive Income Other Adjustments After Tax Period Increase Decrease OtherComprehensiveIncomeOtherAdjustmentsAfterTaxPeriodIncreaseDecrease	73000000	USD
CY2018	pnc	Other Comprehensive Income Other Adjustments After Tax Period Increase Decrease OtherComprehensiveIncomeOtherAdjustmentsAfterTaxPeriodIncreaseDecrease	-42000000	USD
CY2016	pnc	Other Comprehensive Income Other Adjustments Pretax Period Increase Decrease OtherComprehensiveIncomeOtherAdjustmentsPretaxPeriodIncreaseDecrease	-59000000	USD
CY2017	pnc	Other Comprehensive Income Other Adjustments Pretax Period Increase Decrease OtherComprehensiveIncomeOtherAdjustmentsPretaxPeriodIncreaseDecrease	61000000	USD
CY2018	pnc	Other Comprehensive Income Other Adjustments Pretax Period Increase Decrease OtherComprehensiveIncomeOtherAdjustmentsPretaxPeriodIncreaseDecrease	-37000000	USD
CY2016	pnc	Other Comprehensive Income Other Adjustments Pretax Period Increase Decrease1 OtherComprehensiveIncomeOtherAdjustmentsPretaxPeriodIncreaseDecrease1	-59000000	USD
CY2017	pnc	Other Comprehensive Income Other Adjustments Pretax Period Increase Decrease1 OtherComprehensiveIncomeOtherAdjustmentsPretaxPeriodIncreaseDecrease1	61000000	USD
CY2018	pnc	Other Comprehensive Income Other Adjustments Pretax Period Increase Decrease1 OtherComprehensiveIncomeOtherAdjustmentsPretaxPeriodIncreaseDecrease1	-37000000	USD
CY2016	pnc	Other Comprehensive Income Other Adjustments Tax OtherComprehensiveIncomeOtherAdjustmentsTax	46000000	USD
CY2017	pnc	Other Comprehensive Income Other Adjustments Tax OtherComprehensiveIncomeOtherAdjustmentsTax	-12000000	USD
CY2018	pnc	Other Comprehensive Income Other Adjustments Tax OtherComprehensiveIncomeOtherAdjustmentsTax	5000000	USD
CY2016	pnc	Other Comprehensive Income Unrealized Holding Gain Loss On Non Otti Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnNonOttiSecuritiesArisingDuringPeriodBeforeTax	-329000000	USD
CY2017	pnc	Other Comprehensive Income Unrealized Holding Gain Loss On Non Otti Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnNonOttiSecuritiesArisingDuringPeriodBeforeTax	29000000	USD
CY2018	pnc	Other Comprehensive Income Unrealized Holding Gain Loss On Non Otti Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnNonOttiSecuritiesArisingDuringPeriodBeforeTax	-522000000	USD
CY2016	pnc	Other Comprehensive Income Unrealized Holding Gain Loss On Otti Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnOttiSecuritiesArisingDuringPeriodBeforeTax	-61000000	USD
CY2017	pnc	Other Comprehensive Income Unrealized Holding Gain Loss On Otti Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnOttiSecuritiesArisingDuringPeriodBeforeTax	-173000000	USD
CY2018	pnc	Other Comprehensive Income Unrealized Holding Gain Loss On Otti Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnOttiSecuritiesArisingDuringPeriodBeforeTax	14000000	USD
CY2017Q4	pnc	Other Liabilities Reserve For Unfunded Lending Commitments OtherLiabilitiesReserveForUnfundedLendingCommitments	297000000	USD
CY2018Q4	pnc	Other Liabilities Reserve For Unfunded Lending Commitments OtherLiabilitiesReserveForUnfundedLendingCommitments	285000000	USD
CY2016	pnc	Other Noninterest Expense Excluding Depreciation And Amortization OtherNoninterestExpenseExcludingDepreciationAndAmortization	8633000000	USD
CY2017	pnc	Other Noninterest Expense Excluding Depreciation And Amortization OtherNoninterestExpenseExcludingDepreciationAndAmortization	9477000000	USD
CY2018	pnc	Other Noninterest Expense Excluding Depreciation And Amortization OtherNoninterestExpenseExcludingDepreciationAndAmortization	9356000000	USD
CY2016Q4	pnc	Parvaluelessthan.5millionateachdate1 Parvaluelessthan.5millionateachdate1	500000	USD
CY2017Q4	pnc	Parvaluelessthan.5millionateachdate1 Parvaluelessthan.5millionateachdate1	500000	USD
CY2018Q4	pnc	Parvaluelessthan.5millionateachdate1 Parvaluelessthan.5millionateachdate1	500000	USD
CY2018Q4	pnc	Percentage Of Bonds With Highest Yields Excluded From Calculation Of Yield Curve For Pension Plan Assumptions PercentageOfBondsWithHighestYieldsExcludedFromCalculationOfYieldCurveForPensionPlanAssumptions	0.1
CY2018Q4	pnc	Percentage Of Bonds With Lowest Yields Excluded From Calculation Of Yield Curve For Pension Plan Assumptions PercentageOfBondsWithLowestYieldsExcludedFromCalculationOfYieldCurveForPensionPlanAssumptions	0.4
CY2017Q4	pnc	Percentage Of Total Loans PercentageOfTotalLoans	1.0000
CY2018Q4	pnc	Percentage Of Total Loans PercentageOfTotalLoans	1.0000
CY2016	pnc	Proceeds From Issuance Of Common And Treasury Stock ProceedsFromIssuanceOfCommonAndTreasuryStock	151000000	USD
CY2017	pnc	Proceeds From Issuance Of Common And Treasury Stock ProceedsFromIssuanceOfCommonAndTreasuryStock	132000000	USD
CY2018	pnc	Proceeds From Issuance Of Common And Treasury Stock ProceedsFromIssuanceOfCommonAndTreasuryStock	69000000	USD
CY2016	pnc	Proceeds From Issuance Of Federal Home Loan Borrowings ProceedsFromIssuanceOfFederalHomeLoanBorrowings	1000000000	USD
CY2017	pnc	Proceeds From Issuance Of Federal Home Loan Borrowings ProceedsFromIssuanceOfFederalHomeLoanBorrowings	11000000000	USD
CY2018	pnc	Proceeds From Issuance Of Federal Home Loan Borrowings ProceedsFromIssuanceOfFederalHomeLoanBorrowings	9500000000	USD
CY2016	pnc	Proceeds From Sales Issuances Of Bank Notes And Senior Debt ProceedsFromSalesIssuancesOfBankNotesAndSeniorDebt	5601000000	USD
CY2017	pnc	Proceeds From Sales Issuances Of Bank Notes And Senior Debt ProceedsFromSalesIssuancesOfBankNotesAndSeniorDebt	7062000000	USD
CY2018	pnc	Proceeds From Sales Issuances Of Bank Notes And Senior Debt ProceedsFromSalesIssuancesOfBankNotesAndSeniorDebt	3238000000	USD
CY2016	pnc	Proceeds From Sales Issuances Of Other Borrowed Funds ProceedsFromSalesIssuancesOfOtherBorrowedFunds	165000000	USD
CY2017	pnc	Proceeds From Sales Issuances Of Other Borrowed Funds ProceedsFromSalesIssuancesOfOtherBorrowedFunds	427000000	USD
CY2018	pnc	Proceeds From Sales Issuances Of Other Borrowed Funds ProceedsFromSalesIssuancesOfOtherBorrowedFunds	500000000	USD
CY2017Q4	pnc	Ratio Of Nonperforming Assets To Total Assets RatioOfNonperformingAssetsToTotalAssets	0.0053
CY2017Q4	pnc	Total Borrowings Excluding Other TotalBorrowingsExcludingOther	54299000000	USD
CY2018Q4	pnc	Total Borrowings Excluding Other TotalBorrowingsExcludingOther	52414000000	USD
CY2018Q4	pnc	Ratio Of Nonperforming Assets To Total Assets RatioOfNonperformingAssetsToTotalAssets	0.0047
CY2017Q4	pnc	Ratio Of Nonperforming Assets To Total Loans And Foreclosed And Other Assets RatioOfNonperformingAssetsToTotalLoansAndForeclosedAndOtherAssets	0.0092
CY2018Q4	pnc	Ratio Of Nonperforming Assets To Total Loans And Foreclosed And Other Assets RatioOfNonperformingAssetsToTotalLoansAndForeclosedAndOtherAssets	0.0080
CY2016	pnc	Repayments Maturities Of Bank Notes And Senior Debt RepaymentsMaturitiesOfBankNotesAndSeniorDebt	3750000000	USD
CY2017	pnc	Repayments Maturities Of Bank Notes And Senior Debt RepaymentsMaturitiesOfBankNotesAndSeniorDebt	1800000000	USD
CY2018	pnc	Repayments Maturities Of Bank Notes And Senior Debt RepaymentsMaturitiesOfBankNotesAndSeniorDebt	6175000000	USD
CY2016	pnc	Repayments Maturities Of Federal Home Loan Bank Borrowings RepaymentsMaturitiesOfFederalHomeLoanBankBorrowings	3559000000	USD
CY2017	pnc	Repayments Maturities Of Federal Home Loan Bank Borrowings RepaymentsMaturitiesOfFederalHomeLoanBankBorrowings	7512000000	USD
CY2018	pnc	Repayments Maturities Of Federal Home Loan Bank Borrowings RepaymentsMaturitiesOfFederalHomeLoanBankBorrowings	10536000000	USD
CY2016	pnc	Repayments Maturities Of Other Borrowed Funds RepaymentsMaturitiesOfOtherBorrowedFunds	555000000	USD
CY2017	pnc	Repayments Maturities Of Other Borrowed Funds RepaymentsMaturitiesOfOtherBorrowedFunds	318000000	USD
CY2018	pnc	Repayments Maturities Of Other Borrowed Funds RepaymentsMaturitiesOfOtherBorrowedFunds	548000000	USD
CY2016Q4	pnc	Segment Allowance Percentage Of Total Allowance SegmentAllowancePercentageOfTotalAllowance	1.00
CY2017Q4	pnc	Segment Allowance Percentage Of Total Allowance SegmentAllowancePercentageOfTotalAllowance	1.00
CY2018Q4	pnc	Segment Allowance Percentage Of Total Allowance SegmentAllowancePercentageOfTotalAllowance	1.00
CY2016	pnc	Segment Reporting Average Assets SegmentReportingAverageAssets	361260000000	USD
CY2017	pnc	Segment Reporting Average Assets SegmentReportingAverageAssets	371769000000	USD
CY2018	pnc	Segment Reporting Average Assets SegmentReportingAverageAssets	378235000000	USD
CY2017	pnc	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense	1200000000	USD
CY2017Q4	pnc	Total Nonperforming Assets TotalNonperformingAssets	2035000000	USD
CY2018Q4	pnc	Total Nonperforming Assets TotalNonperformingAssets	1808000000	USD
CY2016	pnc	Totaldepreciationandamortization Totaldepreciationandamortization	729000000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-148000000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-725000000	USD
CY2018Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-142000000	USD
CY2018Q4	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	500000000	USD
CY2017Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	16374000000	USD
CY2017	pnc	Totaldepreciationandamortization Totaldepreciationandamortization	799000000	USD
CY2018	pnc	Totaldepreciationandamortization Totaldepreciationandamortization	832000000	USD
CY2016	pnc	Transfer From Loans To Foreclosed Assets TransferFromLoansToForeclosedAssets	281000000	USD
CY2017	pnc	Transfer From Loans To Foreclosed Assets TransferFromLoansToForeclosedAssets	215000000	USD
CY2018	pnc	Transfer From Loans To Foreclosed Assets TransferFromLoansToForeclosedAssets	193000000	USD
CY2017	pnc	Transferof Trading Securitiesto Investment Securities TransferofTradingSecuritiestoInvestmentSecurities	192000000	USD
CY2016	pnc	Treasury Stock Value Net Acquired Reissued TreasuryStockValueNetAcquiredReissued	1829000000	USD
CY2017	pnc	Treasury Stock Value Net Acquired Reissued TreasuryStockValueNetAcquiredReissued	2147000000	USD
CY2018	pnc	Treasury Stock Value Net Acquired Reissued TreasuryStockValueNetAcquiredReissued	2651000000	USD
CY2018Q4	pnc	Weighted Average Yield Gaap Basis Available For Sale Securities WeightedAverageYieldGaapBasisAvailableForSaleSecurities	0.0290
CY2018Q4	pnc	Weighted Average Yield Gaap Basis Held To Maturity Securities WeightedAverageYieldGaapBasisHeldToMaturitySecurities	0.0335
CY2017Q4	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	8745000000	USD
CY2018Q4	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	9002000000	USD
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	5503000000	USD
CY2018Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	6137000000	USD
CY2015Q4	us-gaap	Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	430000000	USD
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	333000000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	151000000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	47000000	USD
CY2018Q1	us-gaap	Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	184000000	USD
CY2015Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	554000000	USD
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	553000000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	446000000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	530000000	USD
CY2018Q1	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	-542000000	USD
CY2015Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	130000000	USD
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-265000000	USD
CY2018Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	16277000000	USD
CY2016	us-gaap	Adjustment For Amortization AdjustmentForAmortization	46000000	USD
CY2017	us-gaap	Adjustment For Amortization AdjustmentForAmortization	56000000	USD
CY2018	us-gaap	Adjustment For Amortization AdjustmentForAmortization	78000000	USD
CY2017Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	21037000000	USD
CY2018Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	21501000000	USD
CY2016	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	343000000	USD
CY2017	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	329000000	USD
CY2018	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	344000000	USD
CY2016	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	886000000	USD
CY2017	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	786000000	USD
CY2018	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	764000000	USD
CY2016	us-gaap	Allowance For Loan And Lease Losses Writeoffs Net AllowanceForLoanAndLeaseLossesWriteoffsNet	543000000	USD
CY2017	us-gaap	Allowance For Loan And Lease Losses Writeoffs Net AllowanceForLoanAndLeaseLossesWriteoffsNet	457000000	USD
CY2018	us-gaap	Allowance For Loan And Lease Losses Writeoffs Net AllowanceForLoanAndLeaseLossesWriteoffsNet	420000000	USD
CY2017Q4	us-gaap	Assets Assets	380768000000	USD
CY2018Q4	us-gaap	Assets Assets	382315000000	USD
CY2017Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	854000000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	710000000	USD
CY2017Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	446000000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	835000000	USD
CY2017Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	56625000000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	63514000000	USD
CY2017Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	57618000000	USD
CY2018Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	63389000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	854000000	USD
CY2018Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	710000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	448000000	USD
CY2018Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	835000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	57212000000	USD
CY2018Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	63514000000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	7293000000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	7343000000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	17679000000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	17567000000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	37261000000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	37202000000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	1281000000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	1277000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	57033000000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	63389000000	USD
CY2016	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	814000000	USD
CY2017	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	370000000	USD
CY2018	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	359000000	USD
CY2015Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	4065000000	USD
CY2016Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	4879000000	USD
CY2017Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	5249000000	USD
CY2018Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	5608000000	USD
CY2018Q4	us-gaap	Cash Reserve Deposit Required And Made CashReserveDepositRequiredAndMade	10500000000	USD
CY2016Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	2956000000	USD
CY2017Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	2396000000	USD
CY2018Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	2017000000	USD
CY2018Q4	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	1000000000	USD
CY2018Q4	us-gaap	Common Stock Capital Shares Reserved For Future Issuance CommonStockCapitalSharesReservedForFutureIssuance	86000000	shares
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	5
CY2018Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	5
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	800000000	shares
CY2018Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	800000000	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	542000000	shares
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	542000000	shares
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	2710000000	USD
CY2018Q4	us-gaap	Common Stock Value CommonStockValue	2711000000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	3508000000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	5455000000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	4718000000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	82000000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	50000000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	45000000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	3590000000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	5505000000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	4763000000	USD
CY2016	us-gaap	Contractually Specified Servicing Fees Late Fees And Ancillary Fees Earned In Exchange For Servicing Financial Assets ContractuallySpecifiedServicingFeesLateFeesAndAncillaryFeesEarnedInExchangeForServicingFinancialAssets	500000000	USD
CY2017	us-gaap	Contractually Specified Servicing Fees Late Fees And Ancillary Fees Earned In Exchange For Servicing Financial Assets ContractuallySpecifiedServicingFeesLateFeesAndAncillaryFeesEarnedInExchangeForServicingFinancialAssets	500000000	USD
CY2018	us-gaap	Contractually Specified Servicing Fees Late Fees And Ancillary Fees Earned In Exchange For Servicing Financial Assets ContractuallySpecifiedServicingFeesLateFeesAndAncillaryFeesEarnedInExchangeForServicingFinancialAssets	500000000	USD
CY2017Q4	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	-16000000	USD
CY2016	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	871000000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	454000000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	773000000	USD
CY2016	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	942000000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	505000000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	949000000	USD
CY2016	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	71000000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	51000000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	176000000	USD
CY2017Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	59088000000	USD
CY2018Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	57400000000	USD
CY2018Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	57419000000	USD
CY2017Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	14697000000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	23902000000	USD
CY2017Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	336000000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	709000000	USD
CY2017Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	17837000000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	13913000000	USD
CY2017Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	110000000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	126000000	USD
CY2016	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	24000000	USD
CY2017	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	38000000	USD
CY2018	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	57000000	USD
CY2016	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	16000000	USD
CY2017	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	7000000	USD
CY2016	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	8000000	USD
CY2017	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	31000000	USD
CY2018	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	57000000	USD
CY2017Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	32534000000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	37815000000	USD
CY2017Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	446000000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	835000000	USD
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	301000000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-474000000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	123000000	USD
CY2016	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	326000000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-403000000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	133000000	USD
CY2017Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	3677000000	USD
CY2018Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	3768000000	USD
CY2016	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	25000000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	71000000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	10000000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	1743000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	1866000000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	1703000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	1829000000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	131000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	193000000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Other Tax Carryforwards DeferredTaxAssetsOtherTaxCarryforwards	301000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Other Tax Carryforwards DeferredTaxAssetsOtherTaxCarryforwards	366000000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	223000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	279000000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	284000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	207000000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	631000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	637000000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	40000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	37000000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	1974000000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	1939000000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	197000000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	196000000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Investment In Noncontrolled Affiliates DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates	1594000000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Investment In Noncontrolled Affiliates DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates	1726000000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	1034000000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	1169000000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Mortgage Servicing Rights DeferredTaxLiabilitiesMortgageServicingRights	146000000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Mortgage Servicing Rights DeferredTaxLiabilitiesMortgageServicingRights	179000000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	345000000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	119000000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease	0.0350
CY2018Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease	0.0350
CY2016Q1	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0675
CY2017Q1	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0638
CY2018Q1	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0600
CY2016Q1	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.0350
CY2017Q1	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.0350
CY2018Q1	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.0350
CY2016Q1	us-gaap	Defined Benefit Plan Health Care Cost Trend Rate Assumed Next Fiscal Year DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear	0.0725
CY2017Q1	us-gaap	Defined Benefit Plan Health Care Cost Trend Rate Assumed Next Fiscal Year DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear	0.0700
CY2018Q1	us-gaap	Defined Benefit Plan Health Care Cost Trend Rate Assumed Next Fiscal Year DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear	0.0675
CY2016Q1	us-gaap	Defined Benefit Plan Ultimate Health Care Cost Trend Rate1 DefinedBenefitPlanUltimateHealthCareCostTrendRate1	0.0500
CY2017Q1	us-gaap	Defined Benefit Plan Ultimate Health Care Cost Trend Rate1 DefinedBenefitPlanUltimateHealthCareCostTrendRate1	0.0500
CY2018Q1	us-gaap	Defined Benefit Plan Ultimate Health Care Cost Trend Rate1 DefinedBenefitPlanUltimateHealthCareCostTrendRate1	0.0500
CY2017Q4	us-gaap	Defined Benefit Plan Weighted Average Asset Allocations DefinedBenefitPlanWeightedAverageAssetAllocations	1.00
CY2018Q4	us-gaap	Defined Benefit Plan Weighted Average Asset Allocations DefinedBenefitPlanWeightedAverageAssetAllocations	1.00
CY2016Q1	us-gaap	Defined Benefit Plan Year Health Care Cost Trend Rate Reaches Ultimate Trend Rate DefinedBenefitPlanYearHealthCareCostTrendRateReachesUltimateTrendRate	2025
CY2017Q1	us-gaap	Defined Benefit Plan Year Health Care Cost Trend Rate Reaches Ultimate Trend Rate DefinedBenefitPlanYearHealthCareCostTrendRateReachesUltimateTrendRate	2025
CY2018Q1	us-gaap	Defined Benefit Plan Year Health Care Cost Trend Rate Reaches Ultimate Trend Rate DefinedBenefitPlanYearHealthCareCostTrendRateReachesUltimateTrendRate	2025
CY2016	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	122000000	USD
CY2017	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	125000000	USD
CY2018	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	139000000	USD
CY2017Q4	us-gaap	Deposits Deposits	265053000000	USD
CY2018Q4	us-gaap	Deposits Deposits	267839000000	USD
CY2016	us-gaap	Depreciation Depreciation	683000000	USD
CY2017	us-gaap	Depreciation Depreciation	743000000	USD
CY2018	us-gaap	Depreciation Depreciation	754000000	USD
CY2016	us-gaap	Depreciation And Amortization DepreciationAndAmortization	1193000000	USD
CY2017	us-gaap	Depreciation And Amortization DepreciationAndAmortization	1117000000	USD
CY2018	us-gaap	Depreciation And Amortization DepreciationAndAmortization	1129000000	USD
CY2016	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	843000000	USD
CY2017	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	921000000	USD
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	940000000	USD
CY2017Q4	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	636000000	USD
CY2018Q4	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	341000000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	2874000000	USD
CY2018Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	2081000000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	2856000000	USD
CY2018Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	2290000000	USD
CY2017Q4	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	763000000	USD
CY2018Q4	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	539000000	USD
CY2018Q4	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	1500000000	USD
CY2016	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1061000000	USD
CY2017	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1266000000	USD
CY2018	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1601000000	USD
CY2016	us-gaap	Dividends Preferred Stock DividendsPreferredStock	209000000	USD
CY2017	us-gaap	Dividends Preferred Stock DividendsPreferredStock	236000000	USD
CY2018	us-gaap	Dividends Preferred Stock DividendsPreferredStock	236000000	USD
CY2016	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	209000000	USD
CY2017	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	236000000	USD
CY2018	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	236000000	USD
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	7.42
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	10.49
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	10.79
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	7.30
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	10.36
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	10.71
CY2016	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.241
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.019
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.168
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
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
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CY2018	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	-0.017
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CY2017	us-gaap	Effective Income Tax Rate Reconciliation Deductions Dividends EffectiveIncomeTaxRateReconciliationDeductionsDividends	0.018
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Deductions Dividends EffectiveIncomeTaxRateReconciliationDeductionsDividends	0.009
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Life Insurance EffectiveIncomeTaxRateReconciliationNondeductibleExpenseLifeInsurance	0.019
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Life Insurance EffectiveIncomeTaxRateReconciliationNondeductibleExpenseLifeInsurance	0.018
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Life Insurance EffectiveIncomeTaxRateReconciliationNondeductibleExpenseLifeInsurance	0.009
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.015
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.025
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.007
CY2016	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.012
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.015
CY2018	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.023
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.044
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.042
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.034
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.024
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.025
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.014
CY2016	us-gaap	Equipment Expense EquipmentExpense	974000000	USD
CY2017	us-gaap	Equipment Expense EquipmentExpense	1065000000	USD
CY2018	us-gaap	Equipment Expense EquipmentExpense	1103000000	USD
CY2018	us-gaap	Fair Value Investments Entities That Calculate Net Asset Value Per Share Liquidating Investment Remaining Period1 FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLiquidatingInvestmentRemainingPeriod1	P12Y
CY2017Q4	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	1152000000	USD
CY2018Q4	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	6905000000	USD
CY2017Q4	us-gaap	Fair Value Of Securities Received As Collateral That Have Been Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatHaveBeenResoldOrRepledged	1097000000	USD
CY2018Q4	us-gaap	Fair Value Of Securities Received As Collateral That Have Been Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatHaveBeenResoldOrRepledged	923000000	USD
CY2016Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	1938000000	USD
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	2067000000	USD
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	2145000000	USD
CY2016Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	204392000000	USD
CY2017Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	214822000000	USD
CY2018Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	221363000000	USD
CY2016	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	11405
CY2017	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	12113
CY2018	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	12181
CY2016	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	703000000	USD
CY2017	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	495000000	USD
CY2018	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	398000000	USD
CY2016	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	769000000	USD
CY2017	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	541000000	USD
CY2018	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	435000000	USD
CY2016Q4	us-gaap	Goodwill Goodwill	9103000000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	9173000000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	9218000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	18513000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	19312000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	224000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	411000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	9935000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	12996000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	25000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	62000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	3445000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	4506000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	118000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	172000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	411000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	147000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	349000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	172000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	6490000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	8490000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	1948000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	1910000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	713000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	701000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	16288000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	16631000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	70000000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	70000000	USD
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CY2018Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	19019000000	USD
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CY2018	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	2192000000	USD
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CY2018Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	2083000000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	271000000	USD
CY2018Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	209000000	USD
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CY2018Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	2758000000	USD
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CY2017Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	1004000000	USD
CY2018Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	951000000	USD
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CY2018Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	1455000000	USD
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CY2018	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	1253000000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	1367000000	USD
CY2018Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	1132000000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	6428000000	USD
CY2016	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	361000000	USD
CY2017	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	727000000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	1641000000	USD
CY2018Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	1303000000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	5253000000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	5490000000	USD
CY2018	us-gaap	Increase Decrease In Derivative Assets IncreaseDecreaseInDerivativeAssets	-1500000000	USD
CY2018	us-gaap	Increase Decrease In Derivative Liabilities IncreaseDecreaseInDerivativeLiabilities	-700000000	USD
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CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1268000000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	102000000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1082000000	USD
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CY2018	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-32000000	USD
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CY2017	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	-305000000	USD
CY2018	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	893000000	USD
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CY2018	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	12582000000	USD
CY2016	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	1826000000	USD
CY2017	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	1998000000	USD
CY2018	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	2261000000	USD
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CY2017Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	185189000000	USD
CY2018Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	193879000000	USD
CY2017Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	28595000000	USD
CY2018Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	10893000000	USD
CY2016	us-gaap	Interest Expense InterestExpense	1261000000	USD
CY2017	us-gaap	Interest Expense InterestExpense	1706000000	USD
CY2018	us-gaap	Interest Expense InterestExpense	2861000000	USD
CY2016	us-gaap	Interest Expense Borrowings InterestExpenseBorrowings	831000000	USD
CY2017	us-gaap	Interest Expense Borrowings InterestExpenseBorrowings	1083000000	USD
CY2018	us-gaap	Interest Expense Borrowings InterestExpenseBorrowings	1632000000	USD
CY2016	us-gaap	Interest Expense Deposits InterestExpenseDeposits	430000000	USD
CY2017	us-gaap	Interest Expense Deposits InterestExpenseDeposits	623000000	USD
CY2018	us-gaap	Interest Expense Deposits InterestExpenseDeposits	1229000000	USD
CY2016	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	8000000000	USD
CY2017	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	8700000000	USD
CY2018	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	9300000000	USD
CY2016	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	8391000000	USD
CY2017	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	9108000000	USD
CY2018	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	9721000000	USD
CY2016	us-gaap	Interest Paid Net InterestPaidNet	1317000000	USD
CY2017	us-gaap	Interest Paid Net InterestPaidNet	1743000000	USD
CY2018	us-gaap	Interest Paid Net InterestPaidNet	2835000000	USD
CY2016	us-gaap	Labor And Related Expense LaborAndRelatedExpense	4873000000	USD
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CY2018	us-gaap	Labor And Related Expense LaborAndRelatedExpense	5471000000	USD
CY2016	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	442000000	USD
CY2017	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	431000000	USD
CY2018	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	416000000	USD
CY2018	us-gaap	Lease Expiration Date1 LeaseExpirationDate1	2081-12-31
CY2017Q4	us-gaap	Liabilities Liabilities	333183000000	USD
CY2018Q4	us-gaap	Liabilities Liabilities	334545000000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	380768000000	USD
CY2018Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	382315000000	USD
CY2015Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	2727000000	USD
CY2016Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	2589000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	2611000000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	2629000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	1200000000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	1200000000	USD
CY2017	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	114000000	USD
CY2018	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	123000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	1865000000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	1694000000	USD
CY2016Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	210833000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	220458000000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	226245000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	217847000000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	223616000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Ratio Of Nonperforming Loans To All Loans LoansAndLeasesReceivableRatioOfNonperformingLoansToAllLoans	0.0085
CY2018Q4	us-gaap	Loans And Leases Receivable Ratio Of Nonperforming Loans To All Loans LoansAndLeasesReceivableRatioOfNonperformingLoansToAllLoans	0.0075
CY2017Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	2655000000	USD
CY2018Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	994000000	USD
CY2018Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	8900000000	USD
CY2018Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	20000000000	USD
CY2018Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	2300000000	USD
CY2018Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	4900000000	USD
CY2018Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	6500000000	USD
CY2018Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	14800000000	USD
CY2016	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	247000000	USD
CY2017	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	244000000	USD
CY2018	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	285000000	USD
CY2016	us-gaap	Maturities Of Subordinated Debt MaturitiesOfSubordinatedDebt	488000000	USD
CY2017	us-gaap	Maturities Of Subordinated Debt MaturitiesOfSubordinatedDebt	2758000000	USD
CY2018	us-gaap	Maturities Of Subordinated Debt MaturitiesOfSubordinatedDebt	575000000	USD
CY2017Q4	us-gaap	Minority Interest MinorityInterest	72000000	USD
CY2018Q4	us-gaap	Minority Interest MinorityInterest	42000000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	4621000000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	9686000000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-3512000000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-7307000000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-14895000000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-3969000000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3500000000	USD
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CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	7840000000	USD
CY2016	us-gaap	Net Change Interest Bearing Deposits Domestic NetChangeInterestBearingDepositsDomestic	7367000000	USD
CY2017	us-gaap	Net Change Interest Bearing Deposits Domestic NetChangeInterestBearingDepositsDomestic	8255000000	USD
CY2018	us-gaap	Net Change Interest Bearing Deposits Domestic NetChangeInterestBearingDepositsDomestic	8690000000	USD
CY2016	us-gaap	Net Change Noninterest Bearing Deposits Domestic NetChangeNoninterestBearingDepositsDomestic	1212000000	USD
CY2017	us-gaap	Net Change Noninterest Bearing Deposits Domestic NetChangeNoninterestBearingDepositsDomestic	-264000000	USD
CY2018	us-gaap	Net Change Noninterest Bearing Deposits Domestic NetChangeNoninterestBearingDepositsDomestic	-6016000000	USD
CY2016	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	82000000	USD
CY2017	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	50000000	USD
CY2018	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	45000000	USD
CY2016	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	3662000000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	5053000000	USD
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	5040000000	USD
CY2016	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	3650000000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	5037000000	USD
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	5031000000	USD
CY2017Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	79864000000	USD
CY2018Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	73960000000	USD
CY2016	us-gaap	Noninterest Expense NoninterestExpense	9476000000	USD
CY2017	us-gaap	Noninterest Expense NoninterestExpense	10398000000	USD
CY2018	us-gaap	Noninterest Expense NoninterestExpense	10296000000	USD
CY2016	us-gaap	Noninterest Income NoninterestIncome	6771000000	USD
CY2017	us-gaap	Noninterest Income NoninterestIncome	7221000000	USD
CY2018	us-gaap	Noninterest Income NoninterestIncome	7411000000	USD
CY2016	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1039000000	USD
CY2017	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1077000000	USD
CY2018	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1205000000	USD
CY2018	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-5000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-122000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	14000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-156000000	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	100000000	USD
CY2016	us-gaap	Occupancy Net OccupancyNet	861000000	USD
CY2017	us-gaap	Occupancy Net OccupancyNet	868000000	USD
CY2018	us-gaap	Occupancy Net OccupancyNet	818000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	2500000000	USD
CY2017Q4	us-gaap	Other Assets OtherAssets	27894000000	USD
CY2018Q4	us-gaap	Other Assets OtherAssets	34408000000	USD
CY2017Q4	us-gaap	Other Borrowings OtherBorrowings	4789000000	USD
CY2018Q4	us-gaap	Other Borrowings OtherBorrowings	5005000000	USD
CY2017Q4	us-gaap	Other Commitment OtherCommitment	172521000000	USD
CY2018Q4	us-gaap	Other Commitment OtherCommitment	181612000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	-8000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	-4000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-517000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	131000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-739000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	-137000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax	-178000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	-41000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	118000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	-153000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	-287000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-97000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-182000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	-56000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	-105000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-182000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	90000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-58000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-395000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	117000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-583000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax	41000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax	-126000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax	-10000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-1000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-169000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-16000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-1000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-107000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-12000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax		USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-62000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-4000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-50000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-47000000	USD
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CY2018	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	741000000	USD
CY2016	us-gaap	Other Noninterest Expense OtherNoninterestExpense	2521000000	USD
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CY2017Q4	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	170000000	USD
CY2018Q4	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	114000000	USD
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CY2016	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	2000000	USD
CY2017	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	1000000	USD
CY2016	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	26000000	USD
CY2017	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	23000000	USD
CY2018	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	21000000	USD
CY2016	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	5940000000	USD
CY2017	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	10483000000	USD
CY2018	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	7335000000	USD
CY2016	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	817000000	USD
CY2017	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1220000000	USD
CY2018	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1684000000	USD
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CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	2447000000	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	2877000000	USD
CY2016	us-gaap	Payments For Repurchase Of Redeemable Noncontrolling Interest PaymentsForRepurchaseOfRedeemableNoncontrollingInterest		USD
CY2017	us-gaap	Payments For Repurchase Of Redeemable Noncontrolling Interest PaymentsForRepurchaseOfRedeemableNoncontrollingInterest	1000000000	USD
CY2018	us-gaap	Payments For Repurchase Of Redeemable Noncontrolling Interest PaymentsForRepurchaseOfRedeemableNoncontrollingInterest		USD
CY2016	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1061000000	USD
CY2017	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1266000000	USD
CY2018	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1601000000	USD
CY2016	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	209000000	USD
CY2017	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	236000000	USD
CY2018	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	236000000	USD
CY2016	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	19495000000	USD
CY2017	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	13605000000	USD
CY2018	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	23418000000	USD
CY2017	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	1342000000	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired		USD
CY2016	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	4305000000	USD
CY2017	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	5605000000	USD
CY2018	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	3370000000	USD
CY2016	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	1334000000	USD
CY2017	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	841000000	USD
CY2018	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	690000000	USD
CY2017Q4	us-gaap	Pledged Assets Separately Reported Securities Pledged As Collateral At Fair Value PledgedAssetsSeparatelyReportedSecuritiesPledgedAsCollateralAtFairValue	8175000000	USD
CY2018Q4	us-gaap	Pledged Assets Separately Reported Securities Pledged As Collateral At Fair Value PledgedAssetsSeparatelyReportedSecuritiesPledgedAsCollateralAtFairValue	7597000000	USD
CY2016	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	6000000	USD
CY2017	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	26000000	USD
CY2018	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	4000000	USD
CY2016Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2017Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	20000000	shares
CY2018Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	20000000	shares
CY2017Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	41000	shares
CY2018Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	41000	shares
CY2017Q4	us-gaap	Preferred Stock Value PreferredStockValue		USD
CY2018Q4	us-gaap	Preferred Stock Value PreferredStockValue		USD
CY2018	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	1500000000	USD
CY2016	us-gaap	Proceeds From Income Tax Refunds ProceedsFromIncomeTaxRefunds	111000000	USD
CY2017	us-gaap	Proceeds From Income Tax Refunds ProceedsFromIncomeTaxRefunds	24000000	USD
CY2018	us-gaap	Proceeds From Income Tax Refunds ProceedsFromIncomeTaxRefunds	468000000	USD
CY2016	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	519000000	USD
CY2018	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock		USD
CY2018	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	1243000000	USD
CY2016	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	11061000000	USD
CY2017	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	10734000000	USD
CY2018	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	9388000000	USD
CY2016	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	3209000000	USD
CY2017	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	2948000000	USD
CY2018	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	2447000000	USD
CY2016	us-gaap	Proceeds From Payments For Federal Funds Sold And Securities Purchased Under Agreements To Resell Net ProceedsFromPaymentsForFederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResellNet	126000000	USD
CY2017	us-gaap	Proceeds From Payments For Federal Funds Sold And Securities Purchased Under Agreements To Resell Net ProceedsFromPaymentsForFederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResellNet	-245000000	USD
CY2018	us-gaap	Proceeds From Payments For Federal Funds Sold And Securities Purchased Under Agreements To Resell Net ProceedsFromPaymentsForFederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResellNet	-5837000000	USD
CY2016	us-gaap	Proceeds From Payments For In Interest Bearing Deposits In Banks ProceedsFromPaymentsForInInterestBearingDepositsInBanks	4835000000	USD
CY2017	us-gaap	Proceeds From Payments For In Interest Bearing Deposits In Banks ProceedsFromPaymentsForInInterestBearingDepositsInBanks	-2884000000	USD
CY2018	us-gaap	Proceeds From Payments For In Interest Bearing Deposits In Banks ProceedsFromPaymentsForInInterestBearingDepositsInBanks	17702000000	USD
CY2017	us-gaap	Proceeds From Repayments Of Commercial Paper ProceedsFromRepaymentsOfCommercialPaper	100000000	USD
CY2018	us-gaap	Proceeds From Repayments Of Commercial Paper ProceedsFromRepaymentsOfCommercialPaper	-100000000	USD
CY2016	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	272000000	USD
CY2017	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	459000000	USD
CY2018	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	20000000	USD
CY2016	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	3456000000	USD
CY2017	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	5647000000	USD
CY2018	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	7505000000	USD
CY2016	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	1897000000	USD
CY2017	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	2001000000	USD
CY2018	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	1323000000	USD
CY2016	us-gaap	Profit Loss ProfitLoss	3985000000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	5388000000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	5346000000	USD
CY2016	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	606000000	USD
CY2017	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	419000000	USD
CY2018	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	403000000	USD
CY2017Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	69000000	shares
CY2018Q4	us-gaap	Time Deposits TimeDeposits	18500000000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	10939000000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	11864000000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	5436000000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	5727000000	USD
CY2016	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	433000000	USD
CY2017	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	441000000	USD
CY2018	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	408000000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	35481000000	USD
CY2018Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	38919000000	USD
CY2016	us-gaap	Revenues Revenues	15162000000	USD
CY2017	us-gaap	Revenues Revenues	16329000000	USD
CY2018	us-gaap	Revenues Revenues	17132000000	USD
CY2017Q4	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	1800000000	USD
CY2017Q4	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	1832000000	USD
CY2018Q4	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	1983000000	USD
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	147000000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	235000000	USD
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	254000000	USD
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	78.37
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	122.10
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	149.38
CY2018Q4	us-gaap	Statutory Accounting Practices Statutory Amount Available For Dividend Payments Without Regulatory Approval StatutoryAccountingPracticesStatutoryAmountAvailableForDividendPaymentsWithoutRegulatoryApproval	2900000000	USD
CY2017	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1000000000	USD
CY2016	us-gaap	Stock Redeemed Or Called During Period Value StockRedeemedOrCalledDuringPeriodValue	-519000000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	47513000000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	47728000000	USD
CY2015Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	45980000000	USD
CY2016Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	46854000000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	47585000000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	47770000000	USD
CY2018Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	47569000000	USD
CY2016	us-gaap	Stockholders Equity Other StockholdersEquityOther	155000000	USD
CY2017	us-gaap	Stockholders Equity Other StockholdersEquityOther	143000000	USD
CY2018	us-gaap	Stockholders Equity Other StockholdersEquityOther	94000000	USD
CY2017Q4	us-gaap	Subordinated Debt SubordinatedDebt	5200000000	USD
CY2018Q4	us-gaap	Subordinated Debt SubordinatedDebt	5895000000	USD
CY2018Q4	us-gaap	Tax Credit Carryforward Amount TaxCreditCarryforwardAmount	323000000	USD
CY2018	us-gaap	Tax Credit Carryforward Expiration Date TaxCreditCarryforwardExpirationDate	2038-12-31
CY2018Q4	us-gaap	Time Deposit Maturities After Year Five TimeDepositMaturitiesAfterYearFive	600000000	USD
CY2018Q4	us-gaap	Time Deposit Maturities Year Five TimeDepositMaturitiesYearFive	400000000	USD
CY2018Q4	us-gaap	Time Deposit Maturities Year Four TimeDepositMaturitiesYearFour	700000000	USD
CY2018Q4	us-gaap	Time Deposit Maturities Year One TimeDepositMaturitiesYearOne	12000000000	USD
CY2018Q4	us-gaap	Time Deposit Maturities Year Three TimeDepositMaturitiesYearThree	900000000	USD
CY2018Q4	us-gaap	Time Deposit Maturities Year Two TimeDepositMaturitiesYearTwo	3900000000	USD
CY2018Q4	us-gaap	Treasury Stock Value TreasuryStockValue	9454000000	USD
CY2018Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	85000000	shares
CY2017Q4	us-gaap	Treasury Stock Value TreasuryStockValue	6904000000	USD
CY2015Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	26000000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	22000000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	18000000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	207000000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	14000000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	3000000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	16000000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities		USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	4000000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	7000000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	14000000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	4000000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	212000000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	4000000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	1000000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	18000000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	17000000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	76000000	USD
CY2016	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	6000000	shares
CY2017	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	5000000	shares
CY2018	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	3000000	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	500000000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	486000000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	470000000	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	494000000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	481000000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	467000000	shares
CY2018	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-top:12px;font-size:10.5pt;"><font style="font-family:inherit;font-size:10.5pt;font-weight:bold;text-decoration:underline;">Use of Estimates</font></div><div style="line-height:120%;padding-top:12px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">We prepared these consolidated financial statements using financial information available at the time of preparation, which requires us to make estimates and assumptions that affect the amounts reported. Our most significant estimates pertain to our fair value measurements and allowances for loan and lease losses and unfunded loan commitments and letters of credit. Actual results may differ from the estimates and the differences may be material to the consolidated financial statements.</font></div></div>

Files In Submission

Name	View Source	Status
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$PNC
PNC FINANCIAL SERVICES GROUP, INC. Stock $pnc

2017 Q4 Form 10-K Financial Statement

#000071367619000015 Filed on March 01, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$PNC PNC FINANCIAL SERVICES GROUP, INC. Stock $pnc

2017 Q4 Form 10-K Financial Statement

#000071367619000015 Filed on March 01, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$PNC
PNC FINANCIAL SERVICES GROUP, INC. Stock $pnc