$WFC
WELLS FARGO & COMPANY/MN Stock $wfc

$wfc Overview Financials Valuation SEC Filings Company Website

2018 Q4 Form 10-Q Financial Statement

#000007297118000471 Filed on November 06, 2018

Income Statement

Concept	2018 Q4	2018 Q3	2017 Q3
Revenue		$21.94B	$21.85B
YoY Change		0.42%	62.0%
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	$1.371B	$1.387B	$1.316B
YoY Change	-14.95%	5.4%	-3.59%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense		$3.792B	$2.595B
YoY Change		46.13%	69.06%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$7.120B	$7.598B	$6.781B
YoY Change	54.82%	12.05%	-17.86%
Income Tax	$970.0M	$1.512B	$2.181B
% Of Pretax Income	13.62%	19.9%	32.16%
Net Earnings	$6.064B	$6.007B	$4.542B
YoY Change	-1.41%	32.25%	-19.53%
Net Earnings / Revenue		27.38%	20.79%
Basic Earnings Per Share		$1.14	$0.83
Diluted Earnings Per Share	$1.290M	$1.13	$0.83
COMMON SHARES
Basic Shares Outstanding	4.707B shares	4.784B shares	4.949B shares
Diluted Shares Outstanding		4.823B shares	4.997B shares

Balance Sheet

Concept	2018 Q4	2018 Q3	2017 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$173.3B	$159.5B	$224.9B
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	$8.920B	$8.802B	$8.449B
YoY Change	0.83%	4.18%	1.53%
Goodwill	$26.42B	$26.43B	$26.58B
YoY Change	-0.64%	-0.59%	-0.4%
Intangibles
YoY Change
Long-Term Investments			$15.89B
YoY Change			7.25%
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$1896B	$1873B	$1935B
YoY Change	-2.86%	-3.2%	-0.37%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$69.32B	$71.35B	$79.21B
YoY Change	-1.84%	-9.92%	-4.3%
Deferred Revenue
YoY Change
Short-Term Debt	$105.8B	$105.5B	$93.81B
YoY Change	2.45%	12.41%	-24.75%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$69.32B	$71.35B	$79.21B
YoY Change	-1.84%	-9.92%	-4.3%
LONG-TERM LIABILITIES
Long-Term Debt	$229.0B	$221.3B	$238.9B
YoY Change	1.79%	-7.35%	-6.26%
Other Long-Term Liabilities	$8.499B	$8.586B	$9.497B
YoY Change	-3.38%	-9.59%
Total Long-Term Liabilities	$237.5B	$229.9B	$248.4B
YoY Change	1.59%	-7.44%	-2.53%
TOTAL LIABILITIES
Total Short-Term Liabilities	$69.32B	$71.35B	$79.21B
Total Long-Term Liabilities	$237.5B	$229.9B	$248.4B
Total Liabilities	$1699B	$1673B	$1728B
YoY Change	-2.57%	-3.17%	-0.58%
SHAREHOLDERS EQUITY
Retained Earnings	$158.2B	$154.6B	$141.8B
YoY Change	8.88%	9.04%	8.81%
Common Stock	$9.136B	$9.136B	$9.136B
YoY Change	0.0%	0.0%	0.0%
Preferred Stock	$95.00M	$105.0M	$130.0M
YoY Change	-22.13%	-19.23%	0.0%
Treasury Stock (at cost)	$47.19B	$40.54B	$27.77B
YoY Change	57.88%	45.97%	24.83%
Treasury Stock Shares	900.6M shares	770.3M shares	553.9M shares
Shareholders Equity	$196.2B	$198.7B	$205.9B
YoY Change
Total Liabilities & Shareholders Equity	$1896B	$1873B	$1935B
YoY Change	-2.86%	-3.2%	-0.37%

Cashflow Statement

Concept	2018 Q4	2018 Q3	2017 Q3
OPERATING ACTIVITIES
Net Income	$6.064B	$6.007B	$4.542B
YoY Change	-1.41%	32.25%	-19.53%
Depreciation, Depletion And Amortization	$1.371B	$1.387B	$1.316B
YoY Change	-14.95%	5.4%	-3.59%
Cash From Operating Activities	$15.03B	$6.658B	$9.532B
YoY Change	5366.91%	-30.15%	-497.66%
INVESTING ACTIVITIES
Capital Expenditures
YoY Change
Acquisitions
YoY Change
Other Investing Activities	-$18.25B	-$220.0M	$6.652B
YoY Change	-34.69%	-103.31%	-116.76%
Cash From Investing Activities	-$18.25B	-$220.0M	$6.652B
YoY Change	-34.69%	-103.31%	-116.76%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	16.98B	-10.36B	-7.278B
YoY Change	-7.73%	42.4%	-117.77%
NET CHANGE
Cash From Operating Activities	15.03B	6.658B	9.532B
Cash From Investing Activities	-18.25B	-220.0M	6.652B
Cash From Financing Activities	16.98B	-10.36B	-7.278B
Net Change In Cash	13.76B	-3.926B	8.906B
YoY Change	-248.58%	-144.08%	-895.18%
FREE CASH FLOW
Cash From Operating Activities	$15.03B	$6.658B	$9.532B
Capital Expenditures
Free Cash Flow
YoY Change

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
	dei	Document Period End Date DocumentPeriodEndDate	2018-09-30
	dei	Document Type DocumentType	10-Q
	dei	Entity Central Index Key EntityCentralIndexKey	0000072971
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	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Registrant Name EntityRegistrantName	WELLS FARGO & COMPANY/MN
	dei	Entity Small Business EntitySmallBusiness	false
	srt	Description Of Guarantees Given By Parent Company DescriptionOfGuaranteesGivenByParentCompany	If issued, the Parent will fully and unconditionally guarantee securities of its 100% owned finance subsidiary, Wells Fargo Finance LLC
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CY2018Q3	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	34779000000	usd
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	34298000000	usd
CY2018Q3	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	32670000000	usd
CY2017Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	8796000000	usd
CY2018Q3	us-gaap	Derivative Liabilities DerivativeLiabilities	8586000000	usd
CY2017Q4	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	4200000000	usd
CY2018Q3	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	4100000000	usd
CY2017Q4	us-gaap	Derivative Liability Fair Value Gross Liability Including Not Subject To Master Netting Arrangement DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement	34298000000	usd
CY2018Q3	us-gaap	Derivative Liability Fair Value Gross Liability Including Not Subject To Master Netting Arrangement DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement	32670000000	usd
CY2017Q4	us-gaap	Derivative Liability Fair Value Of Collateral DerivativeLiabilityFairValueOfCollateral	1692000000	usd
CY2018Q3	us-gaap	Derivative Liability Fair Value Of Collateral DerivativeLiabilityFairValueOfCollateral	603000000	usd
CY2017Q4	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	8300000000	usd
CY2018Q3	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	7700000000	usd
CY2017Q3	us-gaap	Disposal Group Including Discontinued Operation Goodwill1 DisposalGroupIncludingDiscontinuedOperationGoodwill1	116000000	usd
CY2018Q3	us-gaap	Disposal Group Including Discontinued Operation Goodwill1 DisposalGroupIncludingDiscontinuedOperationGoodwill1	12000000	usd
CY2017Q3	us-gaap	Dividend Income Equity Securities Operating DividendIncomeEquitySecuritiesOperating	186000000	usd
	us-gaap	Dividend Income Equity Securities Operating DividendIncomeEquitySecuritiesOperating	560000000	usd
CY2018Q3	us-gaap	Dividend Income Equity Securities Operating DividendIncomeEquitySecuritiesOperating	280000000	usd
	us-gaap	Dividend Income Equity Securities Operating DividendIncomeEquitySecuritiesOperating	732000000	usd
CY2017Q3	us-gaap	Dividends Common Stock DividendsCommonStock	1936000000	usd
	us-gaap	Dividends Common Stock DividendsCommonStock	5738000000	usd
CY2018Q3	us-gaap	Dividends Common Stock DividendsCommonStock	2062000000	usd
	us-gaap	Dividends Common Stock DividendsCommonStock	5873000000	usd
CY2017Q3	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	411000000	usd
	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	1218000000	usd
CY2018Q3	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	399000000	usd
	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	1203000000	usd
CY2017Q4	us-gaap	Due From Customer Acceptances DueFromCustomerAcceptances	177000000	usd
CY2018Q3	us-gaap	Due From Customer Acceptances DueFromCustomerAcceptances	257000000	usd
CY2017Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.83
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.97
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.14
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.09
CY2017Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.83
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.94
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.13
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.07
CY2017Q4	us-gaap	Employee Stock Ownership Plan Esop Shares In Esop EmployeeStockOwnershipPlanESOPSharesInESOP	1556104	shares
CY2018Q3	us-gaap	Employee Stock Ownership Plan Esop Shares In Esop EmployeeStockOwnershipPlanESOPSharesInESOP	1674596	shares
CY2017Q3	us-gaap	Equipment Expense EquipmentExpense	523000000	usd
	us-gaap	Equipment Expense EquipmentExpense	1629000000	usd
CY2018Q3	us-gaap	Equipment Expense EquipmentExpense	634000000	usd
	us-gaap	Equipment Expense EquipmentExpense	1801000000	usd
CY2017Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	39227000000	usd
CY2018Q3	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	38322000000	usd
CY2017Q4	us-gaap	Equity Securities Fv Ni And Without Readily Determinable Fair Value EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValue	62497000000	usd
CY2018Q3	us-gaap	Equity Securities Fv Ni And Without Readily Determinable Fair Value EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValue	61755000000	usd
CY2017Q4	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	130800000000	usd
CY2018Q3	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	124100000000	usd
CY2017Q4	us-gaap	Fair Value Of Securities Received As Collateral That Have Been Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatHaveBeenResoldOrRepledged	66300000000	usd
CY2018Q3	us-gaap	Fair Value Of Securities Received As Collateral That Have Been Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatHaveBeenResoldOrRepledged	60400000000	usd
CY2017Q3	us-gaap	Fair Value Option Credit Risk Gains Losses On Assets FairValueOptionCreditRiskGainsLossesOnAssets	2000000	usd
	us-gaap	Fair Value Option Credit Risk Gains Losses On Assets FairValueOptionCreditRiskGainsLossesOnAssets	33000000	usd
CY2018Q3	us-gaap	Fair Value Option Credit Risk Gains Losses On Assets FairValueOptionCreditRiskGainsLossesOnAssets	2000000	usd
	us-gaap	Fair Value Option Credit Risk Gains Losses On Assets FairValueOptionCreditRiskGainsLossesOnAssets	16000000	usd
CY2017Q3	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	314000000	usd
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	975000000	usd
CY2018Q3	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	336000000	usd
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	957000000	usd
CY2017Q3	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	1046000000	usd
	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	3422000000	usd
CY2018Q3	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	846000000	usd
	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	2550000000	usd
CY2017Q4	us-gaap	Financial Assets Sold Under Agreements To Repurchase Gross Including Not Subject To Master Netting Arrangement FinancialAssetsSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	99753000000	usd
CY2018Q3	us-gaap	Financial Assets Sold Under Agreements To Repurchase Gross Including Not Subject To Master Netting Arrangement FinancialAssetsSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	95634000000	usd
CY2017Q4	us-gaap	Financial Instruments Owned And Pledged As Collateral Amount Not Eligible To Be Repledged By Counterparty FinancialInstrumentsOwnedAndPledgedAsCollateralAmountNotEligibleToBeRepledgedByCounterparty	5200000000	usd
CY2018Q3	us-gaap	Financial Instruments Owned And Pledged As Collateral Amount Not Eligible To Be Repledged By Counterparty FinancialInstrumentsOwnedAndPledgedAsCollateralAmountNotEligibleToBeRepledgedByCounterparty	4300000000	usd
CY2016Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	12540000000	usd
CY2017Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	12146000000	usd
CY2017Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	12109000000	usd
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	11960000000	usd
CY2018Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	11110000000	usd
CY2018Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	10956000000	usd
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	10070000000	usd
CY2018Q3	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	9469000000	usd
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	1890000000	usd
CY2018Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	1480000000	usd
CY2017Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	925261000000	usd
CY2018Q3	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	918367000000	usd
CY2017Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	18674000000	usd
CY2018Q3	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	16992000000	usd
CY2017Q3	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	1117000000	usd
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	4436000000	usd
CY2018Q3	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	1381000000	usd
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	3681000000	usd
CY2017Q3	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	96000000	usd
	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	320000000	usd
CY2018Q3	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	117000000	usd
	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	352000000	usd
CY2017Q3	us-gaap	Financing Receivable Reclassification To Held For Sale FinancingReceivableReclassificationToHeldForSale	-374000000	usd
	us-gaap	Financing Receivable Reclassification To Held For Sale FinancingReceivableReclassificationToHeldForSale	285000000	usd
CY2018Q3	us-gaap	Financing Receivable Reclassification To Held For Sale FinancingReceivableReclassificationToHeldForSale	392000000	usd
	us-gaap	Financing Receivable Reclassification To Held For Sale FinancingReceivableReclassificationToHeldForSale	2537000000	usd
CY2017Q3	us-gaap	Financing Receivable Significant Purchases FinancingReceivableSignificantPurchases	449000000	usd
	us-gaap	Financing Receivable Significant Purchases FinancingReceivableSignificantPurchases	2420000000	usd
CY2018Q3	us-gaap	Financing Receivable Significant Purchases FinancingReceivableSignificantPurchases	229000000	usd
	us-gaap	Financing Receivable Significant Purchases FinancingReceivableSignificantPurchases	890000000	usd
CY2017Q3	us-gaap	Financing Receivable Significant Sales FinancingReceivableSignificantSales	455000000	usd
	us-gaap	Financing Receivable Significant Sales FinancingReceivableSignificantSales	1940000000	usd
CY2018Q3	us-gaap	Financing Receivable Significant Sales FinancingReceivableSignificantSales	551000000	usd
	us-gaap	Financing Receivable Significant Sales FinancingReceivableSignificantSales	1393000000	usd
CY2017Q3	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	85000000	usd
	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	232000000	usd
CY2018Q3	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	13000000	usd
	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	53000000	usd
CY2017Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	17670000000	usd
CY2018Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	18669000000	usd
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	364000000	usd
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	334000000	usd
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	200000000	usd
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	237000000	usd
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	272000000	usd
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	317000000	usd
CY2017Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	20704000000	usd
CY2018Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	20895000000	usd
CY2017Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	3034000000	usd
CY2018Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	2226000000	usd
CY2017Q3	us-gaap	Gain Loss From Components Excluded From Assessment Of Fair Value Hedge Effectiveness Net GainLossFromComponentsExcludedFromAssessmentOfFairValueHedgeEffectivenessNet	-1000000	usd
	us-gaap	Gain Loss From Components Excluded From Assessment Of Fair Value Hedge Effectiveness Net GainLossFromComponentsExcludedFromAssessmentOfFairValueHedgeEffectivenessNet	-2000000	usd
CY2018Q3	us-gaap	Gain Loss From Components Excluded From Assessment Of Fair Value Hedge Effectiveness Net GainLossFromComponentsExcludedFromAssessmentOfFairValueHedgeEffectivenessNet	-5000000	usd
	us-gaap	Gain Loss From Components Excluded From Assessment Of Fair Value Hedge Effectiveness Net GainLossFromComponentsExcludedFromAssessmentOfFairValueHedgeEffectivenessNet	-3000000	usd
CY2017Q3	us-gaap	Gain Loss On Sale Of Debt Investments GainLossOnSaleOfDebtInvestments	166000000	usd
	us-gaap	Gain Loss On Sale Of Debt Investments GainLossOnSaleOfDebtInvestments	322000000	usd
CY2018Q3	us-gaap	Gain Loss On Sale Of Debt Investments GainLossOnSaleOfDebtInvestments	57000000	usd
	us-gaap	Gain Loss On Sale Of Debt Investments GainLossOnSaleOfDebtInvestments	99000000	usd
CY2017Q3	us-gaap	Gain Loss On Securitization Of Financial Assets GainLossOnSecuritizationOfFinancialAssets	91000000	usd
	us-gaap	Gain Loss On Securitization Of Financial Assets GainLossOnSecuritizationOfFinancialAssets	616000000	usd
CY2018Q3	us-gaap	Gain Loss On Securitization Of Financial Assets GainLossOnSecuritizationOfFinancialAssets	690000000	usd
	us-gaap	Gain Loss On Securitization Of Financial Assets GainLossOnSecuritizationOfFinancialAssets	1900000000	usd
CY2016Q4	us-gaap	Goodwill Goodwill	26693000000	usd
CY2017Q3	us-gaap	Goodwill Goodwill	26581000000	usd
CY2017Q4	us-gaap	Goodwill Goodwill	26587000000	usd
CY2018Q3	us-gaap	Goodwill Goodwill	26425000000	usd
	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	24000000	usd
	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	20000000	usd
	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	7000000	usd
CY2017Q4	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	76129000000	usd
CY2018Q3	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	71461000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	139335000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	144131000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	478000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	22000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	828000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	5117000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	556000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	3018000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	828000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	5117000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	72885000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	136262000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	272000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	2099000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	41468000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	79712000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	31417000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	56550000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	13795000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	13165000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	13757000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	13598000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	32566000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	31765000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	32509000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	32416000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	92624000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	94106000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	93069000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	98117000000	usd
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	0	usd
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	0	usd
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	0	usd
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	0	usd
CY2017Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	138985000000	usd
CY2018Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	139036000000	usd
CY2017Q3	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	20252000000	usd
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	21168000000	usd
CY2018Q3	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	17426000000	usd
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	17900000000	usd
CY2017Q3	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	201000000	usd
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	633000000	usd
CY2018Q3	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	197000000	usd
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	594000000	usd
	us-gaap	Maximum Length Of Time Hedged In Cash Flow Hedge1 MaximumLengthOfTimeHedgedInCashFlowHedge1	P8Y
CY2017Q3	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	64000000	usd
	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	219000000	usd
CY2018Q3	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	92000000	usd
	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	257000000	usd
CY2017Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	18674000000	usd
CY2018Q3	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	16992000000	usd
CY2017Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	1890000000	usd
CY2018Q3	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	1480000000	usd
CY2017Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	22110000000	usd
CY2018Q3	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	20084000000	usd
CY2017Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	11639000000	usd
CY2018Q3	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	9604000000	usd
CY2017Q3	us-gaap	Income Loss From Affordable Housing Projects Equity Method Investments IncomeLossFromAffordableHousingProjectsEquityMethodInvestments	227000000	usd
	us-gaap	Income Loss From Affordable Housing Projects Equity Method Investments IncomeLossFromAffordableHousingProjectsEquityMethodInvestments	684000000	usd
CY2018Q3	us-gaap	Income Loss From Affordable Housing Projects Equity Method Investments IncomeLossFromAffordableHousingProjectsEquityMethodInvestments	283000000	usd
	us-gaap	Income Loss From Affordable Housing Projects Equity Method Investments IncomeLossFromAffordableHousingProjectsEquityMethodInvestments	850000000	usd
CY2017Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	6781000000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	22778000000	usd
CY2018Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	7598000000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	21418000000	usd
CY2017Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	4600000000	usd
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	16219000000	usd
CY2018Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	6086000000	usd
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	16722000000	usd
CY2017Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2181000000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6559000000	usd
CY2018Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1512000000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4696000000	usd
	us-gaap	Income Taxes Paid IncomeTaxesPaid	4687000000	usd
	us-gaap	Income Taxes Paid IncomeTaxesPaid	1921000000	usd
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-1748000000	usd
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-940000000	usd
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	627000000	usd
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-69371000000	usd
	us-gaap	Increase Decrease In Derivative Assets And Liabilities IncreaseDecreaseInDerivativeAssetsAndLiabilities	4038000000	usd
	us-gaap	Increase Decrease In Derivative Assets And Liabilities IncreaseDecreaseInDerivativeAssetsAndLiabilities	-315000000	usd
	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	-163000000	usd
	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	530000000	usd
	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	2386000000	usd
	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	1109000000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-2176000000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-9738000000	usd
	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	-28572000000	usd
	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	-24709000000	usd
CY2017Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	14000000	usd
CY2018Q3	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	14000000	usd
CY2017Q3	us-gaap	Insurance Services Revenue InsuranceServicesRevenue	269000000	usd
	us-gaap	Insurance Services Revenue InsuranceServicesRevenue	826000000	usd
CY2018Q3	us-gaap	Insurance Services Revenue InsuranceServicesRevenue	104000000	usd
	us-gaap	Insurance Services Revenue InsuranceServicesRevenue	320000000	usd
CY2017Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	15044000000	usd
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	43951000000	usd
CY2018Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	16364000000	usd
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	47726000000	usd
CY2017Q3	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	10522000000	usd
	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	31021000000	usd
CY2018Q3	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	11116000000	usd
	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	32607000000	usd
CY2017Q3	us-gaap	Interest And Fee Income Loans Held For Sale Mortgages InterestAndFeeIncomeLoansHeldForSaleMortgages	217000000	usd
	us-gaap	Interest And Fee Income Loans Held For Sale Mortgages InterestAndFeeIncomeLoansHeldForSaleMortgages	590000000	usd
CY2018Q3	us-gaap	Interest And Fee Income Loans Held For Sale Mortgages InterestAndFeeIncomeLoansHeldForSaleMortgages	210000000	usd
	us-gaap	Interest And Fee Income Loans Held For Sale Mortgages InterestAndFeeIncomeLoansHeldForSaleMortgages	587000000	usd
CY2017Q3	us-gaap	Interest And Fee Income Nonmortgage Loans And Leases Held For Sale InterestAndFeeIncomeNonmortgageLoansAndLeasesHeldForSale	15000000	usd
	us-gaap	Interest And Fee Income Nonmortgage Loans And Leases Held For Sale InterestAndFeeIncomeNonmortgageLoansAndLeasesHeldForSale	38000000	usd
CY2018Q3	us-gaap	Interest And Fee Income Nonmortgage Loans And Leases Held For Sale InterestAndFeeIncomeNonmortgageLoansAndLeasesHeldForSale	35000000	usd
	us-gaap	Interest And Fee Income Nonmortgage Loans And Leases Held For Sale InterestAndFeeIncomeNonmortgageLoansAndLeasesHeldForSale	107000000	usd
CY2017Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	962269000000	usd
CY2018Q3	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	913725000000	usd
CY2017Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	192580000000	usd
CY2018Q3	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	140732000000	usd
CY2017Q3	us-gaap	Interest Expense InterestExpense	2595000000	usd
	us-gaap	Interest Expense InterestExpense	6707000000	usd
CY2018Q3	us-gaap	Interest Expense InterestExpense	3792000000	usd
	us-gaap	Interest Expense InterestExpense	10375000000	usd
CY2017Q3	us-gaap	Interest Expense Deposits InterestExpenseDeposits	869000000	usd
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	2082000000	usd
CY2018Q3	us-gaap	Interest Expense Deposits InterestExpenseDeposits	1499000000	usd
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	3857000000	usd
CY2017Q3	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	1391000000	usd
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	3813000000	usd
CY2018Q3	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	1667000000	usd
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	4901000000	usd
CY2017Q3	us-gaap	Interest Expense Other InterestExpenseOther	109000000	usd
	us-gaap	Interest Expense Other InterestExpenseOther	309000000	usd
CY2018Q3	us-gaap	Interest Expense Other InterestExpenseOther	164000000	usd
	us-gaap	Interest Expense Other InterestExpenseOther	446000000	usd
CY2017Q3	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	226000000	usd
	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	503000000	usd
CY2018Q3	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	462000000	usd
	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	1171000000	usd
CY2017Q3	us-gaap	Interest Expense Trading Liabilities InterestExpenseTradingLiabilities	107000000	usd
	us-gaap	Interest Expense Trading Liabilities InterestExpenseTradingLiabilities	305000000	usd
CY2018Q3	us-gaap	Interest Expense Trading Liabilities InterestExpenseTradingLiabilities	157000000	usd
	us-gaap	Interest Expense Trading Liabilities InterestExpenseTradingLiabilities	429000000	usd
CY2017Q3	us-gaap	Interest Income Debt Securities Operating InterestIncomeDebtSecuritiesOperating	3253000000	usd
	us-gaap	Interest Income Debt Securities Operating InterestIncomeDebtSecuritiesOperating	9652000000	usd
CY2018Q3	us-gaap	Interest Income Debt Securities Operating InterestIncomeDebtSecuritiesOperating	3595000000	usd
	us-gaap	Interest Income Debt Securities Operating InterestIncomeDebtSecuritiesOperating	10603000000	usd
CY2017Q3	us-gaap	Interest Income Debt Securities Trading Operating InterestIncomeDebtSecuritiesTradingOperating	607000000	usd
	us-gaap	Interest Income Debt Securities Trading Operating InterestIncomeDebtSecuritiesTradingOperating	1678000000	usd
CY2018Q3	us-gaap	Interest Income Debt Securities Trading Operating InterestIncomeDebtSecuritiesTradingOperating	723000000	usd
	us-gaap	Interest Income Debt Securities Trading Operating InterestIncomeDebtSecuritiesTradingOperating	2043000000	usd
CY2017Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	11732000000	usd
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	35367000000	usd
CY2018Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	11992000000	usd
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	36128000000	usd
CY2017Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	12449000000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	37244000000	usd
CY2018Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	12572000000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	37351000000	usd
	us-gaap	Interest Paid Net InterestPaidNet	6514000000	usd
	us-gaap	Interest Paid Net InterestPaidNet	10108000000	usd
CY2017Q4	us-gaap	Interest Receivable InterestReceivable	5688000000	usd
CY2018Q3	us-gaap	Interest Receivable InterestReceivable	5986000000	usd
CY2017Q3	us-gaap	Late Fee Income Generated By Servicing Financial Assets Amount LateFeeIncomeGeneratedByServicingFinancialAssetsAmount	41000000	usd
	us-gaap	Late Fee Income Generated By Servicing Financial Assets Amount LateFeeIncomeGeneratedByServicingFinancialAssetsAmount	133000000	usd
CY2018Q3	us-gaap	Late Fee Income Generated By Servicing Financial Assets Amount LateFeeIncomeGeneratedByServicingFinancialAssetsAmount	40000000	usd
	us-gaap	Late Fee Income Generated By Servicing Financial Assets Amount LateFeeIncomeGeneratedByServicingFinancialAssetsAmount	126000000	usd
CY2017Q4	us-gaap	Liabilities Liabilities	1743678000000	usd
CY2018Q3	us-gaap	Liabilities Liabilities	1673302000000	usd
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1951757000000	usd
CY2018Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1872981000000	usd
CY2017Q4	us-gaap	Life Insurance Corporate Or Bank Owned Amount LifeInsuranceCorporateOrBankOwnedAmount	19549000000	usd
CY2018Q3	us-gaap	Life Insurance Corporate Or Bank Owned Amount LifeInsuranceCorporateOrBankOwnedAmount	19677000000	usd
CY2017Q3	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	11078000000	usd
CY2017Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	11004000000	usd
CY2018Q3	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	10021000000	usd
CY2017Q4	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	3900000000	usd
CY2018Q3	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	2000000000	usd
CY2017Q4	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	579000000	usd
CY2018Q3	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	543000000	usd
CY2017Q3	us-gaap	Loans And Leases Receivable Impaired Interest Income Recognized Change In Present Value Attributable To Passage Of Time LoansAndLeasesReceivableImpairedInterestIncomeRecognizedChangeInPresentValueAttributableToPassageOfTime	43000000	usd
	us-gaap	Loans And Leases Receivable Impaired Interest Income Recognized Change In Present Value Attributable To Passage Of Time LoansAndLeasesReceivableImpairedInterestIncomeRecognizedChangeInPresentValueAttributableToPassageOfTime	137000000	usd
CY2018Q3	us-gaap	Loans And Leases Receivable Impaired Interest Income Recognized Change In Present Value Attributable To Passage Of Time LoansAndLeasesReceivableImpairedInterestIncomeRecognizedChangeInPresentValueAttributableToPassageOfTime	42000000	usd
	us-gaap	Loans And Leases Receivable Impaired Interest Income Recognized Change In Present Value Attributable To Passage Of Time LoansAndLeasesReceivableImpairedInterestIncomeRecognizedChangeInPresentValueAttributableToPassageOfTime	128000000	usd
CY2017Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	956770000000	usd
CY2018Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	942300000000	usd
CY2017Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	945766000000	usd
CY2018Q3	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	932279000000	usd
CY2017Q4	us-gaap	Loans Held For Sale Fair Value Disclosure LoansHeldForSaleFairValueDisclosure	1023000000	usd
CY2018Q3	us-gaap	Loans Held For Sale Fair Value Disclosure LoansHeldForSaleFairValueDisclosure	1266000000	usd
CY2017Q4	us-gaap	Loans Receivable Fair Value Disclosure LoansReceivableFairValueDisclosure	376000000	usd
CY2018Q3	us-gaap	Loans Receivable Fair Value Disclosure LoansReceivableFairValueDisclosure	286000000	usd
CY2017Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group Mortgage LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage	20070000000	usd
CY2018Q3	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group Mortgage LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage	19225000000	usd
CY2017Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group Other LoansReceivableHeldForSaleNetNotPartOfDisposalGroupOther	1131000000	usd
CY2018Q3	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group Other LoansReceivableHeldForSaleNetNotPartOfDisposalGroupOther	1765000000	usd
CY2017Q4	us-gaap	Long Term Debt LongTermDebt	225020000000	usd
CY2018Q3	us-gaap	Long Term Debt LongTermDebt	221323000000	usd
CY2017Q4	us-gaap	Minority Interest MinorityInterest	1143000000	usd
CY2018Q3	us-gaap	Minority Interest MinorityInterest	938000000	usd
CY2017Q4	us-gaap	Mortgages Held For Sale Fair Value Disclosure MortgagesHeldForSaleFairValueDisclosure	16116000000	usd
CY2018Q3	us-gaap	Mortgages Held For Sale Fair Value Disclosure MortgagesHeldForSaleFairValueDisclosure	13885000000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-29317000000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-87954000000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	14784000000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	10491000000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	18344000000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	21039000000	usd
	us-gaap	Net Credit Loss On Loans Managed Or Securitized Or Assetbacked Financing Arrangement NetCreditLossOnLoansManagedOrSecuritizedOrAssetbackedFinancingArrangement	1264000000	usd
	us-gaap	Net Credit Loss On Loans Managed Or Securitized Or Assetbacked Financing Arrangement NetCreditLossOnLoansManagedOrSecuritizedOrAssetbackedFinancingArrangement	612000000	usd
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	4542000000	usd
	us-gaap	Net Income Loss NetIncomeLoss	16032000000	usd
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	6007000000	usd
	us-gaap	Net Income Loss NetIncomeLoss	16329000000	usd
CY2017Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	58000000	usd
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	187000000	usd
CY2018Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	79000000	usd
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	393000000	usd
CY2017Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	4131000000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	14814000000	usd
CY2018Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	5453000000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	14978000000	usd
CY2017Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	373722000000	usd
CY2018Q3	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	352869000000	usd
CY2017Q3	us-gaap	Noninterest Expense NoninterestExpense	14351000000	usd
	us-gaap	Noninterest Expense NoninterestExpense	41684000000	usd
CY2018Q3	us-gaap	Noninterest Expense NoninterestExpense	13763000000	usd
	us-gaap	Noninterest Expense NoninterestExpense	42787000000	usd
CY2017Q3	us-gaap	Noninterest Income NoninterestIncome	9400000000	usd
	us-gaap	Noninterest Income NoninterestIncome	29095000000	usd
CY2018Q3	us-gaap	Noninterest Income NoninterestIncome	9369000000	usd
	us-gaap	Noninterest Income NoninterestIncome	28077000000	usd
CY2017Q3	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	199000000	usd
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1045000000	usd
CY2018Q3	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	633000000	usd
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1720000000	usd
	us-gaap	Number Of Businesses Acquired NumberOfBusinessesAcquired	0	business
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	3	segment
CY2017Q3	us-gaap	Occupancy Net OccupancyNet	716000000	usd
	us-gaap	Occupancy Net OccupancyNet	2134000000	usd
CY2018Q3	us-gaap	Occupancy Net OccupancyNet	718000000	usd
	us-gaap	Occupancy Net OccupancyNet	2153000000	usd
CY2017Q3	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	475000000	usd
	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	1449000000	usd
CY2018Q3	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	453000000	usd
	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	1351000000	usd
CY2017Q4	us-gaap	Other Assets OtherAssets	90244000000	usd
CY2018Q3	us-gaap	Other Assets OtherAssets	78248000000	usd
CY2017Q4	us-gaap	Other Assets Miscellaneous OtherAssetsMiscellaneous	13785000000	usd
CY2018Q3	us-gaap	Other Assets Miscellaneous OtherAssetsMiscellaneous	8700000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	6000000	usd
	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	2000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	0	usd
	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	4000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	5000000	usd
	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	2000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	0	usd
	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	2000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	42000000	usd
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	92000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-7000000	usd
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-94000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax	39000000	usd
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax	86000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax	-9000000	usd
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax	-94000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	-3000000	usd
	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	-6000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	-2000000	usd
	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	0	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	691000000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	2303000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-1417000000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-5360000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	415000000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	1421000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-1069000000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-4041000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	276000000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	882000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-348000000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-1319000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	781000000	usd
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	2071000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-1342000000	usd
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-5558000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	-1000000	usd
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	-442000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	55000000	usd
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	-200000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	2000000	usd
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-274000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	41000000	usd
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-151000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	-3000000	usd
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	-168000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	14000000	usd
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	-49000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	39000000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	86000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-9000000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-94000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	42000000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	92000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-7000000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-94000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-3000000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-6000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-2000000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	0	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	492000000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1318000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-1012000000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-4212000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	-34000000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	-29000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	0	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	-1000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	526000000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	1347000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1012000000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-4211000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-52000000	usd
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-124000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-29000000	usd
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-96000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-33000000	usd
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-79000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-23000000	usd
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-74000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	11000000	usd
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	4000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	0	usd
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	6000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-19000000	usd
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-45000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-6000000	usd
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CY2017Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	105000000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	460000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	-79000000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	-216000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-37000000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-114000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-32000000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-95000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-24000000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-71000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-24000000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-72000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax	-13000000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax	-43000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax	-8000000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax	-23000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	289000000	usd
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	753000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-330000000	usd
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-1346000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	104000000	usd
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	18000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	-24000000	usd
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	-416000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	891000000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	2825000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-1468000000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-5528000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	538000000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	1750000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-1108000000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-4168000000	usd
CY2017Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	353000000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	1075000000	usd
CY2018Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-360000000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-1360000000	usd
CY2017Q3	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	851000000	usd
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CY2018Q3	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	1128000000	usd
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CY2017Q3	us-gaap	Other Labor Related Expenses OtherLaborRelatedExpenses	1279000000	usd
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CY2018Q3	us-gaap	Other Labor Related Expenses OtherLaborRelatedExpenses	1377000000	usd
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CY2017Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	4322000000	usd
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CY2018Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	3546000000	usd
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	us-gaap	Other Than Temporary Impairment Losses Investments Heldtomaturity Securities OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecurities	0	usd
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	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1336000000	usd
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	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	7063000000	usd
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	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	376000000	usd
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	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	74248000000	usd
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	us-gaap	Payments To Acquire Loans And Leases Held For Investment PaymentsToAcquireLoansAndLeasesHeldForInvestment	2436000000	usd
	us-gaap	Payments To Acquire Loans And Leases Held For Investment PaymentsToAcquireLoansAndLeasesHeldForInvestment	896000000	usd
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CY2017Q4	us-gaap	Preferred Stock Discount On Shares PreferredStockDiscountOnShares	1399000000	usd
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CY2017Q3	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	411000000	usd
	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	1218000000	usd
CY2018Q3	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	554000000	usd
	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	1351000000	usd
CY2017Q4	us-gaap	Preferred Stock Liquidation Preference Value PreferredStockLiquidationPreferenceValue	26757000000	usd
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CY2017Q4	us-gaap	Preferred Stock Value PreferredStockValue	25358000000	usd
CY2018Q3	us-gaap	Preferred Stock Value PreferredStockValue	23482000000	usd
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CY2018Q3	us-gaap	Preferred Stock Value Outstanding PreferredStockValueOutstanding	23482000000	usd
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	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	37069000000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	7088000000	usd
	us-gaap	Proceeds From Sale Of Loans And Leases Held For Investment ProceedsFromSaleOfLoansAndLeasesHeldForInvestment	8473000000	usd
	us-gaap	Proceeds From Sale Of Loans And Leases Held For Investment ProceedsFromSaleOfLoansAndLeasesHeldForInvestment	12356000000	usd
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	8847000000	usd
CY2018Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	8802000000	usd
CY2017Q4	us-gaap	Property Subject To Or Available For Operating Lease Net PropertySubjectToOrAvailableForOperatingLeaseNet	9666000000	usd
CY2018Q3	us-gaap	Property Subject To Or Available For Operating Lease Net PropertySubjectToOrAvailableForOperatingLeaseNet	9329000000	usd
CY2017Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	717000000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	1877000000	usd
CY2018Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	580000000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	1223000000	usd
CY2017Q4	us-gaap	Qualified Affordable Housing Project Investments Commitment QualifiedAffordableHousingProjectInvestmentsCommitment	3600000000	usd
CY2018Q3	us-gaap	Qualified Affordable Housing Project Investments Commitment QualifiedAffordableHousingProjectInvestmentsCommitment	3400000000	usd
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	60103000000	usd
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	29419000000	usd
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	145263000000	usd
CY2018Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	154576000000	usd
CY2017Q3	us-gaap	Revenues Revenues	21849000000	usd
	us-gaap	Revenues Revenues	66339000000	usd
CY2018Q3	us-gaap	Revenues Revenues	21941000000	usd
	us-gaap	Revenues Revenues	65428000000	usd
CY2017Q3	us-gaap	Salaries Wages And Officers Compensation SalariesWagesAndOfficersCompensation	4356000000	usd
	us-gaap	Salaries Wages And Officers Compensation SalariesWagesAndOfficersCompensation	12960000000	usd
CY2018Q3	us-gaap	Salaries Wages And Officers Compensation SalariesWagesAndOfficersCompensation	4461000000	usd
	us-gaap	Salaries Wages And Officers Compensation SalariesWagesAndOfficersCompensation	13289000000	usd
CY2017Q4	us-gaap	Secured Borrowings Gross Including Not Subject To Master Netting Arrangement SecuredBorrowingsGrossIncludingNotSubjectToMasterNettingArrangement	111488000000	usd
CY2018Q3	us-gaap	Secured Borrowings Gross Including Not Subject To Master Netting Arrangement SecuredBorrowingsGrossIncludingNotSubjectToMasterNettingArrangement	106253000000	usd
CY2017Q4	us-gaap	Securities Borrowed Fair Value Of Collateral SecuritiesBorrowedFairValueOfCollateral	130800000000	usd
CY2018Q3	us-gaap	Securities Borrowed Fair Value Of Collateral SecuritiesBorrowedFairValueOfCollateral	124100000000	usd
CY2017Q4	us-gaap	Securities Loaned And Securities Sold Under Agreement To Repurchase Gross Including Not Subject To Master Netting Arrangement SecuritiesLoanedAndSecuritiesSoldUnderAgreementToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	111488000000	usd
CY2018Q3	us-gaap	Securities Loaned And Securities Sold Under Agreement To Repurchase Gross Including Not Subject To Master Netting Arrangement SecuritiesLoanedAndSecuritiesSoldUnderAgreementToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement	106253000000	usd
CY2017Q4	us-gaap	Securities Loaned Fair Value Of Collateral SecuritiesLoanedFairValueOfCollateral	113600000000	usd
CY2018Q3	us-gaap	Securities Loaned Fair Value Of Collateral SecuritiesLoanedFairValueOfCollateral	108700000000	usd
CY2017Q4	us-gaap	Securities Loaned Including Not Subject To Master Netting Arrangement And Assets Other Than Securities Transferred SecuritiesLoanedIncludingNotSubjectToMasterNettingArrangementAndAssetsOtherThanSecuritiesTransferred	11735000000	usd
CY2018Q3	us-gaap	Securities Loaned Including Not Subject To Master Netting Arrangement And Assets Other Than Securities Transferred SecuritiesLoanedIncludingNotSubjectToMasterNettingArrangementAndAssetsOtherThanSecuritiesTransferred	10619000000	usd
CY2017Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	1424000000	usd
CY2018Q3	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	1414000000	usd
CY2017Q4	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	13625000000	usd
CY2018Q3	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	15980000000	usd
CY2017Q3	us-gaap	Servicing Asset At Fair Value Changes In Fair Value Resulting From Changes In Valuation Inputs Or Changes In Assumptions ServicingAssetAtFairValueChangesInFairValueResultingFromChangesInValuationInputsOrChangesInAssumptions	-142000000	usd
	us-gaap	Servicing Asset At Fair Value Changes In Fair Value Resulting From Changes In Valuation Inputs Or Changes In Assumptions ServicingAssetAtFairValueChangesInFairValueResultingFromChangesInValuationInputsOrChangesInAssumptions	-328000000	usd
CY2018Q3	us-gaap	Servicing Asset At Fair Value Changes In Fair Value Resulting From Changes In Valuation Inputs Or Changes In Assumptions ServicingAssetAtFairValueChangesInFairValueResultingFromChangesInValuationInputsOrChangesInAssumptions	531000000	usd
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CY2017Q3	us-gaap	Servicing Asset At Fair Value Other Changes In Fair Value ServicingAssetAtFairValueOtherChangesInFairValue	-519000000	usd
	us-gaap	Servicing Asset At Fair Value Other Changes In Fair Value ServicingAssetAtFairValueOtherChangesInFairValue	-1467000000	usd
CY2018Q3	us-gaap	Servicing Asset At Fair Value Other Changes In Fair Value ServicingAssetAtFairValueOtherChangesInFairValue	-462000000	usd
	us-gaap	Servicing Asset At Fair Value Other Changes In Fair Value ServicingAssetAtFairValueOtherChangesInFairValue	-1405000000	usd
CY2017Q3	us-gaap	Servicing Asset At Fair Value Period Increase Decrease ServicingAssetAtFairValuePeriodIncreaseDecrease	-661000000	usd
	us-gaap	Servicing Asset At Fair Value Period Increase Decrease ServicingAssetAtFairValuePeriodIncreaseDecrease	-1795000000	usd
CY2018Q3	us-gaap	Servicing Asset At Fair Value Period Increase Decrease ServicingAssetAtFairValuePeriodIncreaseDecrease	69000000	usd
	us-gaap	Servicing Asset At Fair Value Period Increase Decrease ServicingAssetAtFairValuePeriodIncreaseDecrease	801000000	usd
CY2017Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	103256000000	usd
CY2018Q3	us-gaap	Short Term Borrowings ShortTermBorrowings	105451000000	usd
CY2017Q3	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities StockIssuedDuringPeriodValueConversionOfConvertibleSecurities	0	usd
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CY2018Q3	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities StockIssuedDuringPeriodValueConversionOfConvertibleSecurities	0	usd
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CY2017Q3	us-gaap	Stock Issued During Period Value Employee Stock Ownership Plan StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan	0	usd
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CY2018Q3	us-gaap	Stock Issued During Period Value Employee Stock Ownership Plan StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan	0	usd
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CY2017Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	254000000	usd
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1912000000	usd
CY2018Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	156000000	usd
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1437000000	usd
CY2017Q3	us-gaap	Stock Redeemed Or Called During Period Value StockRedeemedOrCalledDuringPeriodValue	0	usd
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CY2018Q3	us-gaap	Stock Redeemed Or Called During Period Value StockRedeemedOrCalledDuringPeriodValue	2150000000	usd
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CY2017Q3	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	2601000000	usd
	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	7063000000	usd
CY2018Q3	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	7382000000	usd
	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	13334000000	usd
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CY2018Q3	us-gaap	Stockholders Equity StockholdersEquity	198741000000	usd
CY2016Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	200497000000	usd
CY2017Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	205949000000	usd
CY2017Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	206617000000	usd
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	208079000000	usd
CY2018Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	206069000000	usd
CY2018Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	199679000000	usd
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CY2017Q3	us-gaap	Stockholders Equity Period Increase Decrease StockholdersEquityPeriodIncreaseDecrease	668000000	usd
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	us-gaap	Stockholders Equity Period Increase Decrease StockholdersEquityPeriodIncreaseDecrease	-8376000000	usd
CY2017Q3	us-gaap	Trading Gains Losses TradingGainsLosses	120000000	usd
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CY2018Q3	us-gaap	Trading Gains Losses TradingGainsLosses	158000000	usd
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CY2018Q3	us-gaap	Trading Liabilities TradingLiabilities	31418000000	usd
CY2017Q4	us-gaap	Trading Securities Debt TradingSecuritiesDebt	57624000000	usd
CY2018Q3	us-gaap	Trading Securities Debt TradingSecuritiesDebt	65188000000	usd
CY2017Q4	us-gaap	Trading Securities Equity TradingSecuritiesEquity	30004000000	usd
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CY2017Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	590194846	shares
CY2018Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	770250428	shares
CY2017Q4	us-gaap	Treasury Stock Value TreasuryStockValue	29892000000	usd
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CY2017Q4	us-gaap	Unused Commitments To Extend Credit UnusedCommitmentsToExtendCredit	555511000000	usd
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CY2017Q3	us-gaap	Valuation Allowances And Reserves Recoveries ValuationAllowancesAndReservesRecoveries	427000000	usd
	us-gaap	Valuation Allowances And Reserves Recoveries ValuationAllowancesAndReservesRecoveries	1280000000	usd
CY2018Q3	us-gaap	Valuation Allowances And Reserves Recoveries ValuationAllowancesAndReservesRecoveries	396000000	usd
	us-gaap	Valuation Allowances And Reserves Recoveries ValuationAllowancesAndReservesRecoveries	1268000000	usd
CY2017Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	4996800000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	5035400000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	4823200000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	4885000000	shares
CY2017Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	4948600000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	4982100000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	4784000000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	4844800000	shares
CY2017Q3	wfc	Adjustmentsto Additional Paidin Capital Warrant Issued Repurchased AdjustmentstoAdditionalPaidinCapitalWarrantIssuedRepurchased	-19000000	usd
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CY2017Q3	wfc	Affordable Housing Tax Credits Amount AffordableHousingTaxCreditsAmount	275000000	usd
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CY2018Q3	wfc	Affordable Housing Tax Credits Amount AffordableHousingTaxCreditsAmount	282000000	usd
	wfc	Affordable Housing Tax Credits Amount AffordableHousingTaxCreditsAmount	853000000	usd
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CY2018Q3	wfc	Aggregate Fair Value Of Derivative Loan Commitments Net Asset Liability AggregateFairValueOfDerivativeLoanCommitmentsNetAssetLiability	-7000000	usd
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CY2017Q3	wfc	Allowance For Unfunded Credit Commitments AllowanceForUnfundedCreditCommitments	1031000000	usd
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CY2017Q3	wfc	Amount Paid To Repurchase Loans From Securitization Vehicles AmountPaidToRepurchaseLoansFromSecuritizationVehicles	2100000000	usd
	wfc	Amount Paid To Repurchase Loans From Securitization Vehicles AmountPaidToRepurchaseLoansFromSecuritizationVehicles	6000000000	usd
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	wfc	Amount Paid To Repurchase Loans From Securitization Vehicles AmountPaidToRepurchaseLoansFromSecuritizationVehicles	6200000000	usd
CY2017Q4	wfc	Available For Sale Securities And Held To Maturity Debt Securities At Fair Value AvailableForSaleSecuritiesAndHeldToMaturityDebtSecuritiesAtFairValue	415392000000	usd
CY2018Q3	wfc	Available For Sale Securities And Held To Maturity Debt Securities At Fair Value AvailableForSaleSecuritiesAndHeldToMaturityDebtSecuritiesAtFairValue	402000000000	usd
CY2017Q4	wfc	Available For Sale Securities Debt Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesDebtSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	295000000	usd
CY2018Q3	wfc	Available For Sale Securities Debt Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesDebtSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	2258000000	usd
CY2017Q4	wfc	Availableforsale Debt Securities Continuous Unrealized Loss Position12 Monthsor Longer Accumulated Loss AvailableforsaleDebtSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss	1576000000	usd
CY2018Q3	wfc	Availableforsale Debt Securities Continuous Unrealized Loss Position12 Monthsor Longer Accumulated Loss AvailableforsaleDebtSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss	3652000000	usd
CY2017Q4	wfc	Availableforsale Debt Securities Continuous Unrealized Loss Position Accumulated Loss AvailableforsaleDebtSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	1871000000	usd
CY2018Q3	wfc	Availableforsale Debt Securities Continuous Unrealized Loss Position Accumulated Loss AvailableforsaleDebtSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	5910000000	usd
CY2017Q4	wfc	Availableforsale Debt Securities Continuous Unrealized Loss Position Fair Value AvailableforsaleDebtSecuritiesContinuousUnrealizedLossPositionFairValue	123589000000	usd
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CY2017Q4	wfc	Availableforsale Debt Securities Continuous Unrealized Loss Position Lessthan Twelve Months Fair Value AvailableforsaleDebtSecuritiesContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue	63600000000	usd
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CY2018Q3	wfc	Capital Conservation Buffer CapitalConservationBuffer	0.01875
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CY2018Q3	wfc	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion Into Interest Income CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretionIntoInterestIncome	279000000	usd
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CY2017Q4	wfc	Credit Derivative Notional Amount Purchased Credit Protection Other CreditDerivativeNotionalAmountPurchasedCreditProtectionOther	14959000000	usd
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CY2017Q4	wfc	Debt Securities Af Sand Htm Continuous Unrealized Loss Position12 Monthsor Longer Aggregate Loss2 DebtSecuritiesAFSandHTMContinuousUnrealizedLossPosition12MonthsorLongerAggregateLoss2	2132000000	usd
CY2018Q3	wfc	Debt Securities Af Sand Htm Continuous Unrealized Loss Position12 Monthsor Longer Aggregate Loss2 DebtSecuritiesAFSandHTMContinuousUnrealizedLossPosition12MonthsorLongerAggregateLoss2	6670000000	usd
CY2017Q4	wfc	Debt Securities Af Sand Htm Continuous Unrealized Loss Position Aggregate Loss2 DebtSecuritiesAFSandHTMContinuousUnrealizedLossPositionAggregateLoss2	2699000000	usd
CY2018Q3	wfc	Debt Securities Af Sand Htm Continuous Unrealized Loss Position Aggregate Loss2 DebtSecuritiesAFSandHTMContinuousUnrealizedLossPositionAggregateLoss2	11027000000	usd
CY2017Q4	wfc	Debt Securities Af Sand Htm Continuous Unrealized Loss Position Fair Value DebtSecuritiesAFSandHTMContinuousUnrealizedLossPositionFairValue	196474000000	usd
CY2018Q3	wfc	Debt Securities Af Sand Htm Continuous Unrealized Loss Position Fair Value DebtSecuritiesAFSandHTMContinuousUnrealizedLossPositionFairValue	315501000000	usd
CY2017Q4	wfc	Debt Securities Af Sand Htm Continuous Unrealized Loss Position Lessthan12 Months Aggregate Loss2 DebtSecuritiesAFSandHTMContinuousUnrealizedLossPositionLessthan12MonthsAggregateLoss2	567000000	usd
CY2018Q3	wfc	Debt Securities Af Sand Htm Continuous Unrealized Loss Position Lessthan12 Months Aggregate Loss2 DebtSecuritiesAFSandHTMContinuousUnrealizedLossPositionLessthan12MonthsAggregateLoss2	4357000000	usd
CY2017Q4	wfc	Debt Securities Af Sand Htm Continuous Unrealized Loss Position Lessthan Twelve Months Fair Value DebtSecuritiesAFSandHTMContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue	105068000000	usd
CY2018Q3	wfc	Debt Securities Af Sand Htm Continuous Unrealized Loss Position Lessthan Twelve Months Fair Value DebtSecuritiesAFSandHTMContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue	182065000000	usd
CY2017Q4	wfc	Debt Securities Af Sand Htm Continuous Unrealized Loss Position Twelve Monthsor Longer Fair Value DebtSecuritiesAFSandHTMContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue	91406000000	usd
CY2018Q3	wfc	Debt Securities Af Sand Htm Continuous Unrealized Loss Position Twelve Monthsor Longer Fair Value DebtSecuritiesAFSandHTMContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue	133436000000	usd
CY2017Q4	wfc	Debt Securities Af Sand Htm Gross Unrealized Losses2 DebtSecuritiesAFSandHTMGrossUnrealizedLosses2	2699000000	usd
CY2018Q3	wfc	Debt Securities Af Sand Htm Gross Unrealized Losses2 DebtSecuritiesAFSandHTMGrossUnrealizedLosses2	11027000000	usd
CY2017Q3	wfc	Debt Securities Gain Loss1 DebtSecuritiesGainLoss1	166000000	usd
	wfc	Debt Securities Gain Loss1 DebtSecuritiesGainLoss1	322000000	usd
CY2018Q3	wfc	Debt Securities Gain Loss1 DebtSecuritiesGainLoss1	57000000	usd
	wfc	Debt Securities Gain Loss1 DebtSecuritiesGainLoss1	99000000	usd
CY2017Q4	wfc	Delinquent Amountat Endof Periodon Loansand Foreclosed Assets Managedand Securitizedor Assetbacked Financing Arrangement DelinquentAmountatEndofPeriodonLoansandForeclosedAssetsManagedandSecuritizedorAssetbackedFinancingArrangement	16232000000	usd
CY2018Q3	wfc	Delinquent Amountat Endof Periodon Loansand Foreclosed Assets Managedand Securitizedor Assetbacked Financing Arrangement DelinquentAmountatEndofPeriodonLoansandForeclosedAssetsManagedandSecuritizedorAssetbackedFinancingArrangement	11860000000	usd
CY2017Q4	wfc	Deposit Liabilities With No Definedor Contractual Maturity DepositLiabilitiesWithNoDefinedorContractualMaturity	1200000000000	usd
CY2018Q3	wfc	Deposit Liabilities With No Definedor Contractual Maturity DepositLiabilitiesWithNoDefinedorContractualMaturity	1100000000000	usd
CY2017Q4	wfc	Derivative Asset Amount Offset Against Collateral DerivativeAssetAmountOffsetAgainstCollateral	24127000000	usd
CY2018Q3	wfc	Derivative Asset Amount Offset Against Collateral DerivativeAssetAmountOffsetAgainstCollateral	22968000000	usd
CY2017Q4	wfc	Derivative Asset Fair Value Amount Offset Against Collateral Subject To Master Netting Arrangements DerivativeAssetFairValueAmountOffsetAgainstCollateralSubjectToMasterNettingArrangements	30000000000	usd
CY2018Q3	wfc	Derivative Asset Fair Value Amount Offset Against Collateral Subject To Master Netting Arrangements DerivativeAssetFairValueAmountOffsetAgainstCollateralSubjectToMasterNettingArrangements	31400000000	usd
CY2017Q4	wfc	Derivative Asset Net Exposure DerivativeAssetNetExposure	11455000000	usd
CY2018Q3	wfc	Derivative Asset Net Exposure DerivativeAssetNetExposure	11176000000	usd
CY2017Q4	wfc	Derivative Asset Not Subject To Enforceable Master Netting Arrangement DerivativeAssetNotSubjectToEnforceableMasterNettingArrangement	6400000000	usd
CY2018Q3	wfc	Derivative Asset Not Subject To Enforceable Master Netting Arrangement DerivativeAssetNotSubjectToEnforceableMasterNettingArrangement	3400000000	usd
CY2017Q4	wfc	Derivative Liability Amount Offset Against Collateral DerivativeLiabilityAmountOffsetAgainstCollateral	25502000000	usd
CY2018Q3	wfc	Derivative Liability Amount Offset Against Collateral DerivativeLiabilityAmountOffsetAgainstCollateral	24084000000	usd
CY2017Q4	wfc	Derivative Liability Fair Value Amount Offset Against Collateral Subject To Master Netting Arrangements DerivativeLiabilityFairValueAmountOffsetAgainstCollateralSubjectToMasterNettingArrangements	29900000000	usd
CY2018Q3	wfc	Derivative Liability Fair Value Amount Offset Against Collateral Subject To Master Netting Arrangements DerivativeLiabilityFairValueAmountOffsetAgainstCollateralSubjectToMasterNettingArrangements	29200000000	usd
CY2017Q4	wfc	Derivative Liability Net Exposure DerivativeLiabilityNetExposure	7104000000	usd
CY2018Q3	wfc	Derivative Liability Net Exposure DerivativeLiabilityNetExposure	7983000000	usd
CY2017Q4	wfc	Derivative Liability Not Subject To Enforceable Master Netting Arrangement DerivativeLiabilityNotSubjectToEnforceableMasterNettingArrangement	4400000000	usd
CY2018Q3	wfc	Derivative Liability Not Subject To Enforceable Master Netting Arrangement DerivativeLiabilityNotSubjectToEnforceableMasterNettingArrangement	3500000000	usd
CY2017Q4	wfc	Employee Stock Ownership Plan Preferred Stock Carrying Value EmployeeStockOwnershipPlanPreferredStockCarryingValue	1556000000	usd
CY2018Q3	wfc	Employee Stock Ownership Plan Preferred Stock Carrying Value EmployeeStockOwnershipPlanPreferredStockCarryingValue	1675000000	usd
CY2017Q4	wfc	Employee Stock Ownership Plan Preferred Stock Discount On Shares EmployeeStockOwnershipPlanPreferredStockDiscountOnShares	0	usd
CY2018Q3	wfc	Employee Stock Ownership Plan Preferred Stock Discount On Shares EmployeeStockOwnershipPlanPreferredStockDiscountOnShares	0	usd
CY2017Q4	wfc	Employee Stock Ownership Plan Preferred Stock Liquidation Preference EmployeeStockOwnershipPlanPreferredStockLiquidationPreference	0
CY2018Q3	wfc	Employee Stock Ownership Plan Preferred Stock Liquidation Preference EmployeeStockOwnershipPlanPreferredStockLiquidationPreference	0
CY2017Q4	wfc	Employee Stock Ownership Plan Preferred Stock Liquidation Preference Value EmployeeStockOwnershipPlanPreferredStockLiquidationPreferenceValue	1556000000	usd
CY2018Q3	wfc	Employee Stock Ownership Plan Preferred Stock Liquidation Preference Value EmployeeStockOwnershipPlanPreferredStockLiquidationPreferenceValue	1675000000	usd
CY2017Q4	wfc	Employee Stock Ownership Plan Preferred Stock Shares Authorized And Designated EmployeeStockOwnershipPlanPreferredStockSharesAuthorizedAndDesignated	1556104	shares
CY2018Q3	wfc	Employee Stock Ownership Plan Preferred Stock Shares Authorized And Designated EmployeeStockOwnershipPlanPreferredStockSharesAuthorizedAndDesignated	1674596	shares
CY2017Q4	wfc	Equity Securities EquitySecurities	62497000000	usd
CY2018Q3	wfc	Equity Securities EquitySecurities	61755000000	usd
CY2017Q3	wfc	Equity Securities Net Gains Lossesfrom Trading Activity EquitySecuritiesNetGainsLossesfromTradingActivity	717000000	usd
	wfc	Equity Securities Net Gains Lossesfrom Trading Activity EquitySecuritiesNetGainsLossesfromTradingActivity	2143000000	usd
CY2018Q3	wfc	Equity Securities Net Gains Lossesfrom Trading Activity EquitySecuritiesNetGainsLossesfromTradingActivity	1129000000	usd
	wfc	Equity Securities Net Gains Lossesfrom Trading Activity EquitySecuritiesNetGainsLossesfromTradingActivity	25000000	usd
CY2017Q4	wfc	Fair Value Of Net Asset Liability From Economic Hedges Related To Mortgage Servicing Activities FairValueOfNetAssetLiabilityFromEconomicHedgesRelatedToMortgageServicingActivities	89000000	usd
CY2018Q3	wfc	Fair Value Of Net Asset Liability From Economic Hedges Related To Mortgage Servicing Activities FairValueOfNetAssetLiabilityFromEconomicHedgesRelatedToMortgageServicingActivities	-185000000	usd
CY2017Q4	wfc	Fair Valueof Net Asset Liability From Economic Hedges Related To Deferred Compensation Planned Obligation Activities FairValueofNetAssetLiabilityFromEconomicHedgesRelatedToDeferredCompensationPlannedObligationActivities	3700000000	usd
CY2018Q3	wfc	Fair Valueof Net Asset Liability From Economic Hedges Related To Deferred Compensation Planned Obligation Activities FairValueofNetAssetLiabilityFromEconomicHedgesRelatedToDeferredCompensationPlannedObligationActivities	3600000000	usd
CY2017Q4	wfc	Federal Funds Sold Securities Purchased Under Resale Agreements Other Short Term Investments FederalFundsSoldSecuritiesPurchasedUnderResaleAgreementsOtherShortTermInvestments	80025000000	usd
CY2018Q3	wfc	Federal Funds Sold Securities Purchased Under Resale Agreements Other Short Term Investments FederalFundsSoldSecuritiesPurchasedUnderResaleAgreementsOtherShortTermInvestments	83471000000	usd
CY2017Q3	wfc	Fees And Commission Mortgage Banking FeesAndCommissionMortgageBanking	1046000000	usd
	wfc	Fees And Commission Mortgage Banking FeesAndCommissionMortgageBanking	3422000000	usd
CY2018Q3	wfc	Fees And Commission Mortgage Banking FeesAndCommissionMortgageBanking	846000000	usd
	wfc	Fees And Commission Mortgage Banking FeesAndCommissionMortgageBanking	2550000000	usd
CY2017Q4	wfc	Financial Instruments Owned And Pledged As Collateral Carrying Amount FinancialInstrumentsOwnedAndPledgedAsCollateralCarryingAmount	652300000000	usd
CY2018Q3	wfc	Financial Instruments Owned And Pledged As Collateral Carrying Amount FinancialInstrumentsOwnedAndPledgedAsCollateralCarryingAmount	613216000000	usd
CY2017Q3	wfc	Financing Receivable Allowance For Credit Losses Other Increase Decrease FinancingReceivableAllowanceForCreditLossesOtherIncreaseDecrease	6000000	usd
	wfc	Financing Receivable Allowance For Credit Losses Other Increase Decrease FinancingReceivableAllowanceForCreditLossesOtherIncreaseDecrease	6000000	usd
CY2018Q3	wfc	Financing Receivable Allowance For Credit Losses Other Increase Decrease FinancingReceivableAllowanceForCreditLossesOtherIncreaseDecrease	-12000000	usd
	wfc	Financing Receivable Allowance For Credit Losses Other Increase Decrease FinancingReceivableAllowanceForCreditLossesOtherIncreaseDecrease	-76000000	usd
CY2017Q4	wfc	Financing Receivable Temporary Advance Arrangements FinancingReceivableTemporaryAdvanceArrangements	85000000000	usd
CY2018Q3	wfc	Financing Receivable Temporary Advance Arrangements FinancingReceivableTemporaryAdvanceArrangements	92000000000	usd
CY2018Q3	wfc	Gsib Surcharge GSIBSurcharge	0.015
CY2017Q3	wfc	Gain Loss On Mortgage Loan Origination And Sales Activities GainLossOnMortgageLoanOriginationAndSalesActivities	737000000	usd
	wfc	Gain Loss On Mortgage Loan Origination And Sales Activities GainLossOnMortgageLoanOriginationAndSalesActivities	2257000000	usd
CY2018Q3	wfc	Gain Loss On Mortgage Loan Origination And Sales Activities GainLossOnMortgageLoanOriginationAndSalesActivities	456000000	usd
	wfc	Gain Loss On Mortgage Loan Origination And Sales Activities GainLossOnMortgageLoanOriginationAndSalesActivities	1286000000	usd
CY2017Q3	wfc	Gain Losson Derivatives Heldfor Trading Purposes Net GainLossonDerivativesHeldforTradingPurposesNet	-655000000	usd
	wfc	Gain Losson Derivatives Heldfor Trading Purposes Net GainLossonDerivativesHeldforTradingPurposesNet	-1990000000	usd
CY2018Q3	wfc	Gain Losson Derivatives Heldfor Trading Purposes Net GainLossonDerivativesHeldforTradingPurposesNet	-605000000	usd
	wfc	Gain Losson Derivatives Heldfor Trading Purposes Net GainLossonDerivativesHeldforTradingPurposesNet	1557000000	usd
CY2017Q3	wfc	Gains Losses From Equity Investments GainsLossesFromEquityInvestments	363000000	usd
	wfc	Gains Losses From Equity Investments GainsLossesFromEquityInvestments	1207000000	usd
CY2018Q3	wfc	Gains Losses From Equity Investments GainsLossesFromEquityInvestments	416000000	usd
	wfc	Gains Losses From Equity Investments GainsLossesFromEquityInvestments	1494000000	usd
	wfc	Goodwillreclassforheldforsale Goodwillreclassforheldforsale	-116000000	usd
	wfc	Goodwillreclassforheldforsale Goodwillreclassforheldforsale	-155000000	usd
CY2017Q4	wfc	Guarantor Obligations Current Carrying Value1 GuarantorObligationsCurrentCarryingValue1	-364000000	usd
CY2018Q3	wfc	Guarantor Obligations Current Carrying Value1 GuarantorObligationsCurrentCarryingValue1	-399000000	usd
CY2017Q4	wfc	Guarantor Obligations Maximum Exposure Expires After Five Years GuarantorObligationsMaximumExposureExpiresAfterFiveYears	16052000000	usd
CY2018Q3	wfc	Guarantor Obligations Maximum Exposure Expires After Five Years GuarantorObligationsMaximumExposureExpiresAfterFiveYears	14953000000	usd
CY2017Q4	wfc	Guarantor Obligations Maximum Exposure Expires In One Year Or Less GuarantorObligationsMaximumExposureExpiresInOneYearOrLess	31034000000	usd
CY2018Q3	wfc	Guarantor Obligations Maximum Exposure Expires In One Year Or Less GuarantorObligationsMaximumExposureExpiresInOneYearOrLess	29600000000	usd
CY2017Q4	wfc	Guarantor Obligations Maximum Exposure Expires In One Year Through Three Years GuarantorObligationsMaximumExposureExpiresInOneYearThroughThreeYears	21147000000	usd
CY2018Q3	wfc	Guarantor Obligations Maximum Exposure Expires In One Year Through Three Years GuarantorObligationsMaximumExposureExpiresInOneYearThroughThreeYears	19800000000	usd
CY2017Q4	wfc	Guarantor Obligations Maximum Exposure Expires In Three Years Through Five Years GuarantorObligationsMaximumExposureExpiresInThreeYearsThroughFiveYears	7896000000	usd
CY2018Q3	wfc	Guarantor Obligations Maximum Exposure Expires In Three Years Through Five Years GuarantorObligationsMaximumExposureExpiresInThreeYearsThroughFiveYears	7108000000	usd
CY2018Q3	wfc	High Value Properties Threshold HighValuePropertiesThreshold	1000000	usd
CY2017Q3	wfc	Impaired Financing Receivable Interest Income ImpairedFinancingReceivableInterestIncome	265000000	usd
	wfc	Impaired Financing Receivable Interest Income ImpairedFinancingReceivableInterestIncome	852000000	usd
CY2018Q3	wfc	Impaired Financing Receivable Interest Income ImpairedFinancingReceivableInterestIncome	289000000	usd
	wfc	Impaired Financing Receivable Interest Income ImpairedFinancingReceivableInterestIncome	851000000	usd
	wfc	Increase Decrease In Fair Value Assets Measured On Nonrecurring Basis IncreaseDecreaseInFairValueAssetsMeasuredOnNonrecurringBasis	-814000000	usd
	wfc	Increase Decrease In Fair Value Assets Measured On Nonrecurring Basis IncreaseDecreaseInFairValueAssetsMeasuredOnNonrecurringBasis	-285000000	usd
	wfc	Increase Decrease In Fair Value Assets Measured On Nonrecurring Basis Loans Held For Sale IncreaseDecreaseInFairValueAssetsMeasuredOnNonrecurringBasisLoansHeldForSale	-1000000	usd
	wfc	Increase Decrease In Fair Value Assets Measured On Nonrecurring Basis Loans Held For Sale IncreaseDecreaseInFairValueAssetsMeasuredOnNonrecurringBasisLoansHeldForSale	-46000000	usd
	wfc	Increase Decrease In Fair Value Assets Measured On Nonrecurring Basis Loans Receivable IncreaseDecreaseInFairValueAssetsMeasuredOnNonrecurringBasisLoansReceivable	-657000000	usd
	wfc	Increase Decrease In Fair Value Assets Measured On Nonrecurring Basis Loans Receivable IncreaseDecreaseInFairValueAssetsMeasuredOnNonrecurringBasisLoansReceivable	-416000000	usd
	wfc	Increase Decrease In Fair Value Assets Measured On Nonrecurring Basis Mortgage Loans Held For Sale IncreaseDecreaseInFairValueAssetsMeasuredOnNonrecurringBasisMortgageLoansHeldForSale	23000000	usd
	wfc	Increase Decrease In Fair Value Assets Measured On Nonrecurring Basis Mortgage Loans Held For Sale IncreaseDecreaseInFairValueAssetsMeasuredOnNonrecurringBasisMortgageLoansHeldForSale	7000000	usd
	wfc	Increase Decrease In Fair Value Assets Measured On Nonrecurring Basis Nonmarketable Equity Securities IncreaseDecreaseInFairValueAssetsMeasuredOnNonrecurringBasisNonmarketableEquitySecurities	-108000000	usd
	wfc	Increase Decrease In Fair Value Assets Measured On Nonrecurring Basis Nonmarketable Equity Securities IncreaseDecreaseInFairValueAssetsMeasuredOnNonrecurringBasisNonmarketableEquitySecurities	206000000	usd
	wfc	Increase Decrease In Fair Value Assets Measured On Nonrecurring Basis Other Assets IncreaseDecreaseInFairValueAssetsMeasuredOnNonrecurringBasisOtherAssets	-71000000	usd
	wfc	Increase Decrease In Fair Value Assets Measured On Nonrecurring Basis Other Assets IncreaseDecreaseInFairValueAssetsMeasuredOnNonrecurringBasisOtherAssets	-36000000	usd
CY2017Q3	wfc	Increase Decrease In Noncontrolling Interests IncreaseDecreaseInNoncontrollingInterests	-44000000	usd
	wfc	Increase Decrease In Noncontrolling Interests IncreaseDecreaseInNoncontrollingInterests	-178000000	usd
CY2018Q3	wfc	Increase Decrease In Noncontrolling Interests IncreaseDecreaseInNoncontrollingInterests	-22000000	usd
	wfc	Increase Decrease In Noncontrolling Interests IncreaseDecreaseInNoncontrollingInterests	-590000000	usd
CY2016Q4	wfc	Liability For Mortgage Loan Repurchase Losses LiabilityForMortgageLoanRepurchaseLosses	229000000	usd
CY2017Q2	wfc	Liability For Mortgage Loan Repurchase Losses LiabilityForMortgageLoanRepurchaseLosses	178000000	usd
CY2017Q3	wfc	Liability For Mortgage Loan Repurchase Losses LiabilityForMortgageLoanRepurchaseLosses	179000000	usd
CY2017Q4	wfc	Liability For Mortgage Loan Repurchase Losses LiabilityForMortgageLoanRepurchaseLosses	181000000	usd
CY2018Q2	wfc	Liability For Mortgage Loan Repurchase Losses LiabilityForMortgageLoanRepurchaseLosses	179000000	usd
CY2018Q3	wfc	Liability For Mortgage Loan Repurchase Losses LiabilityForMortgageLoanRepurchaseLosses	178000000	usd
CY2017Q3	wfc	Liability For Mortgage Loan Repurchase Losses Additions LiabilityForMortgageLoanRepurchaseLossesAdditions	-6000000	usd
	wfc	Liability For Mortgage Loan Repurchase Losses Additions LiabilityForMortgageLoanRepurchaseLossesAdditions	-45000000	usd
CY2018Q3	wfc	Liability For Mortgage Loan Repurchase Losses Additions LiabilityForMortgageLoanRepurchaseLossesAdditions	1000000	usd
	wfc	Liability For Mortgage Loan Repurchase Losses Additions LiabilityForMortgageLoanRepurchaseLossesAdditions	7000000	usd
CY2017Q3	wfc	Liability For Mortgage Loan Repurchase Losses Additions Change In Estimate Primarily Due To Credit Deterioration LiabilityForMortgageLoanRepurchaseLossesAdditionsChangeInEstimatePrimarilyDueToCreditDeterioration	-12000000	usd
	wfc	Liability For Mortgage Loan Repurchase Losses Additions Change In Estimate Primarily Due To Credit Deterioration LiabilityForMortgageLoanRepurchaseLossesAdditionsChangeInEstimatePrimarilyDueToCreditDeterioration	-65000000	usd
CY2018Q3	wfc	Liability For Mortgage Loan Repurchase Losses Additions Change In Estimate Primarily Due To Credit Deterioration LiabilityForMortgageLoanRepurchaseLossesAdditionsChangeInEstimatePrimarilyDueToCreditDeterioration	-4000000	usd
	wfc	Liability For Mortgage Loan Repurchase Losses Additions Change In Estimate Primarily Due To Credit Deterioration LiabilityForMortgageLoanRepurchaseLossesAdditionsChangeInEstimatePrimarilyDueToCreditDeterioration	-5000000	usd
CY2017Q3	wfc	Liability For Mortgage Loan Repurchase Losses Additions Sales LiabilityForMortgageLoanRepurchaseLossesAdditionsSales	6000000	usd
	wfc	Liability For Mortgage Loan Repurchase Losses Additions Sales LiabilityForMortgageLoanRepurchaseLossesAdditionsSales	20000000	usd
CY2018Q3	wfc	Liability For Mortgage Loan Repurchase Losses Additions Sales LiabilityForMortgageLoanRepurchaseLossesAdditionsSales	5000000	usd
	wfc	Liability For Mortgage Loan Repurchase Losses Additions Sales LiabilityForMortgageLoanRepurchaseLossesAdditionsSales	12000000	usd
CY2017Q3	wfc	Liability For Mortgage Loan Repurchase Losses Assumedwith Msr Purchases LiabilityForMortgageLoanRepurchaseLossesAssumedwithMSRPurchases	10000000	usd
	wfc	Liability For Mortgage Loan Repurchase Losses Assumedwith Msr Purchases LiabilityForMortgageLoanRepurchaseLossesAssumedwithMSRPurchases	10000000	usd
CY2018Q3	wfc	Liability For Mortgage Loan Repurchase Losses Assumedwith Msr Purchases LiabilityForMortgageLoanRepurchaseLossesAssumedwithMSRPurchases	0	usd
	wfc	Liability For Mortgage Loan Repurchase Losses Assumedwith Msr Purchases LiabilityForMortgageLoanRepurchaseLossesAssumedwithMSRPurchases	0	usd
CY2017Q3	wfc	Liability For Mortgage Loan Repurchase Losses Reductions Losses LiabilityForMortgageLoanRepurchaseLossesReductionsLosses	3000000	usd
	wfc	Liability For Mortgage Loan Repurchase Losses Reductions Losses LiabilityForMortgageLoanRepurchaseLossesReductionsLosses	15000000	usd
CY2018Q3	wfc	Liability For Mortgage Loan Repurchase Losses Reductions Losses LiabilityForMortgageLoanRepurchaseLossesReductionsLosses	2000000	usd
	wfc	Liability For Mortgage Loan Repurchase Losses Reductions Losses LiabilityForMortgageLoanRepurchaseLossesReductionsLosses	10000000	usd
CY2017Q3	wfc	Loans Heldfor Sale Net Gain Lossesfrom Trading Activities LoansHeldforSaleNetGainLossesfromTradingActivities	6000000	usd
	wfc	Loans Heldfor Sale Net Gain Lossesfrom Trading Activities LoansHeldforSaleNetGainLossesfromTradingActivities	42000000	usd
CY2018Q3	wfc	Loans Heldfor Sale Net Gain Lossesfrom Trading Activities LoansHeldforSaleNetGainLossesfromTradingActivities	3000000	usd
	wfc	Loans Heldfor Sale Net Gain Lossesfrom Trading Activities LoansHeldforSaleNetGainLossesfromTradingActivities	18000000	usd
	wfc	Loans Originated By Nonbank Entities LoansOriginatedByNonbankEntities	4199000000	usd
	wfc	Loans Originated By Nonbank Entities LoansOriginatedByNonbankEntities	5760000000	usd
CY2017Q4	wfc	Loans Serviced For Others LoansServicedForOthers	1704000000000	usd
CY2018Q3	wfc	Loans Serviced For Others LoansServicedForOthers	1713000000000	usd
CY2017Q4	wfc	Managed Servicing Portfolio ManagedServicingPortfolio	2185000000000	usd
CY2018Q3	wfc	Managed Servicing Portfolio ManagedServicingPortfolio	2185000000000	usd
CY2017Q3	wfc	Mortgage Servicing Noninterest Income MortgageServicingNoninterestIncome	309000000	usd
	wfc	Mortgage Servicing Noninterest Income MortgageServicingNoninterestIncome	1165000000	usd
CY2018Q3	wfc	Mortgage Servicing Noninterest Income MortgageServicingNoninterestIncome	390000000	usd
	wfc	Mortgage Servicing Noninterest Income MortgageServicingNoninterestIncome	1264000000	usd
	wfc	Net Change In Federal Funds Sold Securities Purchased Under Resale Agreements And Other Short Term Investments NetChangeInFederalFundsSoldSecuritiesPurchasedUnderResaleAgreementsAndOtherShortTermInvestments	8562000000	usd
	wfc	Net Change In Federal Funds Sold Securities Purchased Under Resale Agreements And Other Short Term Investments NetChangeInFederalFundsSoldSecuritiesPurchasedUnderResaleAgreementsAndOtherShortTermInvestments	4448000000	usd
CY2017Q3	wfc	Net Derivative Gains Losses From Economic Hedges Related To Mortgage Servicing Activities NetDerivativeGainsLossesFromEconomicHedgesRelatedToMortgageServicingActivities	240000000	usd
	wfc	Net Derivative Gains Losses From Economic Hedges Related To Mortgage Servicing Activities NetDerivativeGainsLossesFromEconomicHedgesRelatedToMortgageServicingActivities	599000000	usd
CY2018Q3	wfc	Net Derivative Gains Losses From Economic Hedges Related To Mortgage Servicing Activities NetDerivativeGainsLossesFromEconomicHedgesRelatedToMortgageServicingActivities	-501000000	usd
	wfc	Net Derivative Gains Losses From Economic Hedges Related To Mortgage Servicing Activities NetDerivativeGainsLossesFromEconomicHedgesRelatedToMortgageServicingActivities	-2000000000	usd
	wfc	Net Derivative Gains Losses From Economic Hedges Related To Mortgage Servicing Activities NetDerivativeGainsLossesFromEconomicHedgesRelatedToMortgageServicingActivities	-2040000000	usd
CY2017Q3	wfc	Net Gains Losses From Equity Investments NetGainsLossesFromEquityInvestments	363000000	usd
	wfc	Net Gains Losses From Equity Investments NetGainsLossesFromEquityInvestments	1207000000	usd
CY2018Q3	wfc	Net Gains Losses From Equity Investments NetGainsLossesFromEquityInvestments	416000000	usd
	wfc	Net Gains Losses From Equity Investments NetGainsLossesFromEquityInvestments	1494000000	usd
CY2017Q3	wfc	Net Increase Decrease In Deferred Compensation And Related Plans NetIncreaseDecreaseInDeferredCompensationAndRelatedPlans	-11000000	usd
	wfc	Net Increase Decrease In Deferred Compensation And Related Plans NetIncreaseDecreaseInDeferredCompensationAndRelatedPlans	-793000000	usd
CY2018Q3	wfc	Net Increase Decrease In Deferred Compensation And Related Plans NetIncreaseDecreaseInDeferredCompensationAndRelatedPlans	-31000000	usd
	wfc	Net Increase Decrease In Deferred Compensation And Related Plans NetIncreaseDecreaseInDeferredCompensationAndRelatedPlans	-857000000	usd
CY2017Q3	wfc	Net Interestand Noninterest Incomefrom Trading Activities NetInterestandNoninterestIncomefromTradingActivities	756000000	usd
	wfc	Net Interestand Noninterest Incomefrom Trading Activities NetInterestandNoninterestIncomefromTradingActivities	2315000000	usd
CY2018Q3	wfc	Net Interestand Noninterest Incomefrom Trading Activities NetInterestandNoninterestIncomefromTradingActivities	922000000	usd
	wfc	Net Interestand Noninterest Incomefrom Trading Activities NetInterestandNoninterestIncomefromTradingActivities	2696000000	usd
CY2017Q3	wfc	Net Loan Charge Offs Annualized As Percentage Of Average Loans NetLoanChargeOffsAnnualizedAsPercentageOfAverageLoans	0.0030
	wfc	Net Loan Charge Offs Annualized As Percentage Of Average Loans NetLoanChargeOffsAnnualizedAsPercentageOfAverageLoans	0.0030
CY2018Q3	wfc	Net Loan Charge Offs Annualized As Percentage Of Average Loans NetLoanChargeOffsAnnualizedAsPercentageOfAverageLoans	0.0029
	wfc	Net Loan Charge Offs Annualized As Percentage Of Average Loans NetLoanChargeOffsAnnualizedAsPercentageOfAverageLoans	0.0029
	wfc	Net Transfers From Loans To Mortgage Held For Sale NetTransfersFromLoansToMortgageHeldForSale	4015000000	usd
	wfc	Net Transfers From Loans To Mortgage Held For Sale NetTransfersFromLoansToMortgageHeldForSale	4456000000	usd
CY2017Q3	wfc	Netgainslossesfromeconomichedgederivatives Netgainslossesfromeconomichedgederivatives	-490000000	usd
	wfc	Netgainslossesfromeconomichedgederivatives Netgainslossesfromeconomichedgederivatives	-1164000000	usd
CY2018Q3	wfc	Netgainslossesfromeconomichedgederivatives Netgainslossesfromeconomichedgederivatives	-719000000	usd
	wfc	Netgainslossesfromeconomichedgederivatives Netgainslossesfromeconomichedgederivatives	-1317000000	usd
CY2017Q4	wfc	Non Residential Real Estate Foreclosed Assets NonResidentialRealEstateForeclosedAssets	270000000	usd
CY2018Q3	wfc	Non Residential Real Estate Foreclosed Assets NonResidentialRealEstateForeclosedAssets	205000000	usd
CY2017Q3	wfc	Noninterest Income Other Loss NoninterestIncomeOtherLoss	199000000	usd
	wfc	Noninterest Income Other Loss NoninterestIncomeOtherLoss	1045000000	usd
CY2018Q3	wfc	Noninterest Income Other Loss NoninterestIncomeOtherLoss	633000000	usd
	wfc	Noninterest Income Other Loss NoninterestIncomeOtherLoss	1720000000	usd
CY2017Q3	wfc	Other Comprehensive Income Loss Other Reclassification Adjustments From Aoci Pension And Other Postretirement Benefit Plans Before Tax OtherComprehensiveIncomeLossOtherReclassificationAdjustmentsFromAociPensionAndOtherPostretirementBenefitPlansBeforeTax	4000000	usd
	wfc	Other Comprehensive Income Loss Other Reclassification Adjustments From Aoci Pension And Other Postretirement Benefit Plans Before Tax OtherComprehensiveIncomeLossOtherReclassificationAdjustmentsFromAociPensionAndOtherPostretirementBenefitPlansBeforeTax	6000000	usd
CY2018Q3	wfc	Other Comprehensive Income Loss Other Reclassification Adjustments From Aoci Pension And Other Postretirement Benefit Plans Before Tax OtherComprehensiveIncomeLossOtherReclassificationAdjustmentsFromAociPensionAndOtherPostretirementBenefitPlansBeforeTax	-3000000	usd
	wfc	Other Comprehensive Income Loss Other Reclassification Adjustments From Aoci Pension And Other Postretirement Benefit Plans Before Tax OtherComprehensiveIncomeLossOtherReclassificationAdjustmentsFromAociPensionAndOtherPostretirementBenefitPlansBeforeTax	-5000000	usd
CY2017Q3	wfc	Other Comprehensive Income Loss Other Reclassification Adjustments From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossOtherReclassificationAdjustmentsFromAociPensionAndOtherPostretirementBenefitPlansNetOfTax	3000000	usd
	wfc	Other Comprehensive Income Loss Other Reclassification Adjustments From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossOtherReclassificationAdjustmentsFromAociPensionAndOtherPostretirementBenefitPlansNetOfTax	6000000	usd
CY2018Q3	wfc	Other Comprehensive Income Loss Other Reclassification Adjustments From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossOtherReclassificationAdjustmentsFromAociPensionAndOtherPostretirementBenefitPlansNetOfTax	-1000000	usd
	wfc	Other Comprehensive Income Loss Other Reclassification Adjustments From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossOtherReclassificationAdjustmentsFromAociPensionAndOtherPostretirementBenefitPlansNetOfTax	-2000000	usd
CY2017Q3	wfc	Other Comprehensive Income Loss Other Reclassification Adjustments From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossOtherReclassificationAdjustmentsFromAociPensionAndOtherPostretirementBenefitPlansTax	1000000	usd
	wfc	Other Comprehensive Income Loss Other Reclassification Adjustments From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossOtherReclassificationAdjustmentsFromAociPensionAndOtherPostretirementBenefitPlansTax	0	usd
CY2018Q3	wfc	Other Comprehensive Income Loss Other Reclassification Adjustments From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossOtherReclassificationAdjustmentsFromAociPensionAndOtherPostretirementBenefitPlansTax	-2000000	usd
	wfc	Other Comprehensive Income Loss Other Reclassification Adjustments From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossOtherReclassificationAdjustmentsFromAociPensionAndOtherPostretirementBenefitPlansTax	-3000000	usd
CY2017Q3	wfc	Other Comprehensive Income Loss Reclassification Adjustment For Sale Or Write Down Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOrWriteDownOfSecuritiesIncludedInNetIncomeBeforeTax	-200000000	usd
	wfc	Other Comprehensive Income Loss Reclassification Adjustment For Sale Or Write Down Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOrWriteDownOfSecuritiesIncludedInNetIncomeBeforeTax	-522000000	usd
CY2018Q3	wfc	Other Comprehensive Income Loss Reclassification Adjustment For Sale Or Write Down Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOrWriteDownOfSecuritiesIncludedInNetIncomeBeforeTax	51000000	usd
	wfc	Other Comprehensive Income Loss Reclassification Adjustment For Sale Or Write Down Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOrWriteDownOfSecuritiesIncludedInNetIncomeBeforeTax	168000000	usd
CY2017Q3	wfc	Other Comprehensive Income Loss Reclassification Adjustment For Sale Or Write Down Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOrWriteDownOfSecuritiesIncludedInNetIncomeNetOfTax	-123000000	usd
	wfc	Other Comprehensive Income Loss Reclassification Adjustment For Sale Or Write Down Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOrWriteDownOfSecuritiesIncludedInNetIncomeNetOfTax	-329000000	usd
CY2018Q3	wfc	Other Comprehensive Income Loss Reclassification Adjustment For Sale Or Write Down Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOrWriteDownOfSecuritiesIncludedInNetIncomeNetOfTax	39000000	usd
	wfc	Other Comprehensive Income Loss Reclassification Adjustment For Sale Or Write Down Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOrWriteDownOfSecuritiesIncludedInNetIncomeNetOfTax	127000000	usd
CY2017Q3	wfc	Other Comprehensive Income Loss Reclassification Adjustment For Sale Or Write Down Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOrWriteDownOfSecuritiesIncludedInNetIncomeTax	-77000000	usd
	wfc	Other Comprehensive Income Loss Reclassification Adjustment For Sale Or Write Down Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOrWriteDownOfSecuritiesIncludedInNetIncomeTax	-193000000	usd
CY2018Q3	wfc	Other Comprehensive Income Loss Reclassification Adjustment For Sale Or Write Down Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOrWriteDownOfSecuritiesIncludedInNetIncomeTax	12000000	usd
	wfc	Other Comprehensive Income Loss Reclassification Adjustment For Sale Or Write Down Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOrWriteDownOfSecuritiesIncludedInNetIncomeTax	41000000	usd
CY2017Q3	wfc	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Amortization Of Net Prior Service Cost Credit And Finalization Of Valuation Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossAmortizationOfNetPriorServiceCostCreditAndFinalizationOfValuationRecognizedInNetPeriodicBenefitCostBeforeTax	41000000	usd
	wfc	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Amortization Of Net Prior Service Cost Credit And Finalization Of Valuation Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossAmortizationOfNetPriorServiceCostCreditAndFinalizationOfValuationRecognizedInNetPeriodicBenefitCostBeforeTax	120000000	usd
CY2018Q3	wfc	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Amortization Of Net Prior Service Cost Credit And Finalization Of Valuation Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossAmortizationOfNetPriorServiceCostCreditAndFinalizationOfValuationRecognizedInNetPeriodicBenefitCostBeforeTax	29000000	usd
	wfc	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Amortization Of Net Prior Service Cost Credit And Finalization Of Valuation Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossAmortizationOfNetPriorServiceCostCreditAndFinalizationOfValuationRecognizedInNetPeriodicBenefitCostBeforeTax	90000000	usd
CY2017Q3	wfc	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Amortization Of Net Prior Service Cost Credit And Finalization Of Valuation Recognized In Net Periodic Benefit Cost Net Of Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossAmortizationOfNetPriorServiceCostCreditAndFinalizationOfValuationRecognizedInNetPeriodicBenefitCostNetOfTax	27000000	usd
	wfc	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Amortization Of Net Prior Service Cost Credit And Finalization Of Valuation Recognized In Net Periodic Benefit Cost Net Of Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossAmortizationOfNetPriorServiceCostCreditAndFinalizationOfValuationRecognizedInNetPeriodicBenefitCostNetOfTax	77000000	usd
CY2018Q3	wfc	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Amortization Of Net Prior Service Cost Credit And Finalization Of Valuation Recognized In Net Periodic Benefit Cost Net Of Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossAmortizationOfNetPriorServiceCostCreditAndFinalizationOfValuationRecognizedInNetPeriodicBenefitCostNetOfTax	23000000	usd
	wfc	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Amortization Of Net Prior Service Cost Credit And Finalization Of Valuation Recognized In Net Periodic Benefit Cost Net Of Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossAmortizationOfNetPriorServiceCostCreditAndFinalizationOfValuationRecognizedInNetPeriodicBenefitCostNetOfTax	70000000	usd
CY2017Q3	wfc	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Amortization Of Net Prior Service Cost Credit And Finalization Of Valuation Recognized In Net Periodic Benefit Cost Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossAmortizationOfNetPriorServiceCostCreditAndFinalizationOfValuationRecognizedInNetPeriodicBenefitCostTax	14000000	usd
	wfc	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Amortization Of Net Prior Service Cost Credit And Finalization Of Valuation Recognized In Net Periodic Benefit Cost Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossAmortizationOfNetPriorServiceCostCreditAndFinalizationOfValuationRecognizedInNetPeriodicBenefitCostTax	43000000	usd
CY2018Q3	wfc	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Amortization Of Net Prior Service Cost Credit And Finalization Of Valuation Recognized In Net Periodic Benefit Cost Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossAmortizationOfNetPriorServiceCostCreditAndFinalizationOfValuationRecognizedInNetPeriodicBenefitCostTax	6000000	usd
	wfc	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Amortization Of Net Prior Service Cost Credit And Finalization Of Valuation Recognized In Net Periodic Benefit Cost Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossAmortizationOfNetPriorServiceCostCreditAndFinalizationOfValuationRecognizedInNetPeriodicBenefitCostTax	20000000	usd
CY2017Q3	wfc	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Available For Sale Equity Securities And Nonmarketable Equity Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableForSaleEquitySecuritiesAndNonmarketableEquitySecurities	84000000	usd
	wfc	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Available For Sale Equity Securities And Nonmarketable Equity Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableForSaleEquitySecuritiesAndNonmarketableEquitySecurities	186000000	usd
CY2018Q3	wfc	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Available For Sale Equity Securities And Nonmarketable Equity Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableForSaleEquitySecuritiesAndNonmarketableEquitySecurities	45000000	usd
	wfc	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Available For Sale Equity Securities And Nonmarketable Equity Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableForSaleEquitySecuritiesAndNonmarketableEquitySecurities	302000000	usd
	wfc	Payments For Loans Originated By Banking Subsidiaries Net Of Proceeds From Collections PaymentsForLoansOriginatedByBankingSubsidiariesNetOfProceedsFromCollections	-5568000000	usd
	wfc	Payments For Loans Originated By Banking Subsidiaries Net Of Proceeds From Collections PaymentsForLoansOriginatedByBankingSubsidiariesNetOfProceedsFromCollections	2965000000	usd
	wfc	Paymentsfor Originationandpurchasesof Mortgage Loans Heldforsale PaymentsforOriginationandpurchasesofMortgageLoansHeldforsale	134319000000	usd
	wfc	Paymentsfor Originationandpurchasesof Mortgage Loans Heldforsale PaymentsforOriginationandpurchasesofMortgageLoansHeldforsale	120006000000	usd
	wfc	Paymentsto Acquire Not Held For Trading Equity Securities PaymentstoAcquireNotHeldForTradingEquitySecurities	2588000000	usd
	wfc	Paymentsto Acquire Not Held For Trading Equity Securities PaymentstoAcquireNotHeldForTradingEquitySecurities	3937000000	usd
CY2017Q4	wfc	Percentage Of Underlying Collateral Rated As Investment Grade PercentageOfUnderlyingCollateralRatedAsInvestmentGrade	1.00
CY2017Q3	wfc	Preferred Stock Amount PreferredStockAmount	0	usd
	wfc	Preferred Stock Amount PreferredStockAmount	677000000	usd
CY2018Q3	wfc	Preferred Stock Amount PreferredStockAmount	0	usd
	wfc	Preferred Stock Amount PreferredStockAmount	0	usd
CY2017Q3	wfc	Preferred Stock Released By Employee Stock Option Plan PreferredStockReleasedByEmployeeStockOptionPlan	209000000	usd
	wfc	Preferred Stock Released By Employee Stock Option Plan PreferredStockReleasedByEmployeeStockOptionPlan	615000000	usd
CY2018Q3	wfc	Preferred Stock Released By Employee Stock Option Plan PreferredStockReleasedByEmployeeStockOptionPlan	260000000	usd
	wfc	Preferred Stock Released By Employee Stock Option Plan PreferredStockReleasedByEmployeeStockOptionPlan	981000000	usd
CY2017Q4	wfc	Preferred Stock Shares Authorized And Designated PreferredStockSharesAuthorizedAndDesignated	12036414	shares
CY2018Q3	wfc	Preferred Stock Shares Authorized And Designated PreferredStockSharesAuthorizedAndDesignated	9854906	shares
CY2017Q4	wfc	Principal Amount That Would Be Payable To Securitization Vehicles PrincipalAmountThatWouldBePayableToSecuritizationVehicles	2200000000	usd
CY2018Q3	wfc	Principal Amount That Would Be Payable To Securitization Vehicles PrincipalAmountThatWouldBePayableToSecuritizationVehicles	1000000000	usd
	wfc	Principal Collected On Nonbank Entities Loans PrincipalCollectedOnNonbankEntitiesLoans	5968000000	usd
	wfc	Principal Collected On Nonbank Entities Loans PrincipalCollectedOnNonbankEntitiesLoans	5110000000	usd
	wfc	Proceeds From Sale Of Foreclosed Assets And Short Sales ProceedsFromSaleOfForeclosedAssetsAndShortSales	4175000000	usd
	wfc	Proceeds From Sale Of Foreclosed Assets And Short Sales ProceedsFromSaleOfForeclosedAssetsAndShortSales	2781000000	usd
	wfc	Proceeds From Salesofand Paydownson Mortgages Originated Held For Sale ProceedsFromSalesofandPaydownsonMortgagesOriginatedHeldForSale	97059000000	usd
	wfc	Proceeds From Salesofand Paydownson Mortgages Originated Held For Sale ProceedsFromSalesofandPaydownsonMortgagesOriginatedHeldForSale	90714000000	usd
	wfc	Proceedsfrom Saleand Capital Returnsof Equity Securities Not Held For Trading ProceedsfromSaleandCapitalReturnsofEquitySecuritiesNotHeldForTrading	3979000000	usd
	wfc	Proceedsfrom Saleand Capital Returnsof Equity Securities Not Held For Trading ProceedsfromSaleandCapitalReturnsofEquitySecuritiesNotHeldForTrading	4481000000	usd
CY2017Q3	wfc	Rmb Strustsatissueinthe State Court Action RMBStrustsatissueintheStateCourtAction	11
CY2017Q4	wfc	Ratio Of Mortgage Servicing Rights To Related Loans Serviced For Others RatioOfMortgageServicingRightsToRelatedLoansServicedForOthers	0.0088
CY2018Q3	wfc	Ratio Of Mortgage Servicing Rights To Related Loans Serviced For Others RatioOfMortgageServicingRightsToRelatedLoansServicedForOthers	0.0102
CY2017Q4	wfc	Resale Agreements Funded Amounts Outstanding ResaleAgreementsFundedAmountsOutstanding	0	usd
CY2018Q3	wfc	Resale Agreements Funded Amounts Outstanding ResaleAgreementsFundedAmountsOutstanding	0	usd
CY2017Q4	wfc	Resale Agreements Unfunded Commitments ResaleAgreementsUnfundedCommitments	2800000000	usd
CY2018Q3	wfc	Resale Agreements Unfunded Commitments ResaleAgreementsUnfundedCommitments	5100000000	usd
CY2017Q4	wfc	Securities Purchased Under Agreements To Resell And Securities Borrowed Amount Offset Against Collateral SecuritiesPurchasedUnderAgreementsToResellAndSecuritiesBorrowedAmountOffsetAgainstCollateral	23188000000	usd
CY2018Q3	wfc	Securities Purchased Under Agreements To Resell And Securities Borrowed Amount Offset Against Collateral SecuritiesPurchasedUnderAgreementsToResellAndSecuritiesBorrowedAmountOffsetAgainstCollateral	14371000000	usd
CY2017Q4	wfc	Securities Purchased Under Agreements To Resell And Securities Borrowed Collateral SecuritiesPurchasedUnderAgreementsToResellAndSecuritiesBorrowedCollateral	96829000000	usd
CY2018Q3	wfc	Securities Purchased Under Agreements To Resell And Securities Borrowed Collateral SecuritiesPurchasedUnderAgreementsToResellAndSecuritiesBorrowedCollateral	99699000000	usd
CY2017Q4	wfc	Securities Purchased Under Agreements To Resell And Securities Borrowed Gross SecuritiesPurchasedUnderAgreementsToResellAndSecuritiesBorrowedGross	121135000000	usd
CY2018Q3	wfc	Securities Purchased Under Agreements To Resell And Securities Borrowed Gross SecuritiesPurchasedUnderAgreementsToResellAndSecuritiesBorrowedGross	114914000000	usd
CY2017Q4	wfc	Securities Purchased Under Agreements To Resell And Securities Borrowed Net SecuritiesPurchasedUnderAgreementsToResellAndSecuritiesBorrowedNet	1118000000	usd
CY2018Q3	wfc	Securities Purchased Under Agreements To Resell And Securities Borrowed Net SecuritiesPurchasedUnderAgreementsToResellAndSecuritiesBorrowedNet	844000000	usd
CY2017Q4	wfc	Securities Purchased Under Agreements To Resell And Securities Borrowed Net Amount In Consolidated Balance Sheet SecuritiesPurchasedUnderAgreementsToResellAndSecuritiesBorrowedNetAmountInConsolidatedBalanceSheet	97947000000	usd
CY2018Q3	wfc	Securities Purchased Under Agreements To Resell And Securities Borrowed Net Amount In Consolidated Balance Sheet SecuritiesPurchasedUnderAgreementsToResellAndSecuritiesBorrowedNetAmountInConsolidatedBalanceSheet	100543000000	usd
CY2017Q4	wfc	Securities Sold Under Agreements To Repurchase And Securities Loaned Amount Offset Against Collateral SecuritiesSoldUnderAgreementsToRepurchaseAndSecuritiesLoanedAmountOffsetAgainstCollateral	23188000000	usd
CY2018Q3	wfc	Securities Sold Under Agreements To Repurchase And Securities Loaned Amount Offset Against Collateral SecuritiesSoldUnderAgreementsToRepurchaseAndSecuritiesLoanedAmountOffsetAgainstCollateral	14371000000	usd
CY2017Q4	wfc	Securities Sold Under Agreements To Repurchase And Securities Loaned Collateral SecuritiesSoldUnderAgreementsToRepurchaseAndSecuritiesLoanedCollateral	87918000000	usd
CY2018Q3	wfc	Securities Sold Under Agreements To Repurchase And Securities Loaned Collateral SecuritiesSoldUnderAgreementsToRepurchaseAndSecuritiesLoanedCollateral	91580000000	usd
CY2017Q4	wfc	Securities Sold Under Agreements To Repurchase And Securities Loaned Net SecuritiesSoldUnderAgreementsToRepurchaseAndSecuritiesLoanedNet	382000000	usd
CY2018Q3	wfc	Securities Sold Under Agreements To Repurchase And Securities Loaned Net SecuritiesSoldUnderAgreementsToRepurchaseAndSecuritiesLoanedNet	302000000	usd
CY2017Q4	wfc	Securities Sold Under Agreements To Repurchase And Securities Loaned Net Amount In Consolidated Balance Sheet SecuritiesSoldUnderAgreementsToRepurchaseAndSecuritiesLoanedNetAmountInConsolidatedBalanceSheet	88300000000	usd
CY2018Q3	wfc	Securities Sold Under Agreements To Repurchase And Securities Loaned Net Amount In Consolidated Balance Sheet SecuritiesSoldUnderAgreementsToRepurchaseAndSecuritiesLoanedNetAmountInConsolidatedBalanceSheet	91882000000	usd
CY2017Q3	wfc	Segment Reporting Information Average Asset SegmentReportingInformationAverageAsset	1938500000000	usd
	wfc	Segment Reporting Information Average Asset SegmentReportingInformationAverageAsset	1932200000000	usd
CY2018Q3	wfc	Segment Reporting Information Average Asset SegmentReportingInformationAverageAsset	1876300000000	usd
	wfc	Segment Reporting Information Average Asset SegmentReportingInformationAverageAsset	1892200000000	usd
CY2017Q3	wfc	Segment Reporting Information Average Balance Of Loans Held In Portfolio SegmentReportingInformationAverageBalanceOfLoansHeldInPortfolio	952300000000	usd
	wfc	Segment Reporting Information Average Balance Of Loans Held In Portfolio SegmentReportingInformationAverageBalanceOfLoansHeldInPortfolio	957600000000	usd
CY2018Q3	wfc	Segment Reporting Information Average Balance Of Loans Held In Portfolio SegmentReportingInformationAverageBalanceOfLoansHeldInPortfolio	939500000000	usd
	wfc	Segment Reporting Information Average Balance Of Loans Held In Portfolio SegmentReportingInformationAverageBalanceOfLoansHeldInPortfolio	944800000000	usd
CY2017Q3	wfc	Segment Reporting Information Average Deposits SegmentReportingInformationAverageDeposits	1306400000000	usd
	wfc	Segment Reporting Information Average Deposits SegmentReportingInformationAverageDeposits	1302300000000	usd
CY2018Q3	wfc	Segment Reporting Information Average Deposits SegmentReportingInformationAverageDeposits	1266400000000	usd
	wfc	Segment Reporting Information Average Deposits SegmentReportingInformationAverageDeposits	1278200000000	usd
CY2017Q3	wfc	Servicing Asset At Fair Value Sum Of Changes In Fair Value Resulting From Changes In Valuation Inputs Or Changes In Assumptions And Net Derivative Gains Losses ServicingAssetAtFairValueSumOfChangesInFairValueResultingFromChangesInValuationInputsOrChangesInAssumptionsAndNetDerivativeGainsLosses	98000000	usd
	wfc	Servicing Asset At Fair Value Sum Of Changes In Fair Value Resulting From Changes In Valuation Inputs Or Changes In Assumptions And Net Derivative Gains Losses ServicingAssetAtFairValueSumOfChangesInFairValueResultingFromChangesInValuationInputsOrChangesInAssumptionsAndNetDerivativeGainsLosses	271000000	usd
CY2018Q3	wfc	Servicing Asset At Fair Value Sum Of Changes In Fair Value Resulting From Changes In Valuation Inputs Or Changes In Assumptions And Net Derivative Gains Losses ServicingAssetAtFairValueSumOfChangesInFairValueResultingFromChangesInValuationInputsOrChangesInAssumptionsAndNetDerivativeGainsLosses	30000000	usd
	wfc	Servicing Asset At Fair Value Sum Of Changes In Fair Value Resulting From Changes In Valuation Inputs Or Changes In Assumptions And Net Derivative Gains Losses ServicingAssetAtFairValueSumOfChangesInFairValueResultingFromChangesInValuationInputsOrChangesInAssumptionsAndNetDerivativeGainsLosses	166000000	usd
CY2017Q3	wfc	Servicing Fees Non Interest Income ServicingFeesNonInterestIncome	795000000	usd
	wfc	Servicing Fees Non Interest Income ServicingFeesNonInterestIncome	2559000000	usd
CY2018Q3	wfc	Servicing Fees Non Interest Income ServicingFeesNonInterestIncome	890000000	usd
	wfc	Servicing Fees Non Interest Income ServicingFeesNonInterestIncome	2701000000	usd
	wfc	Share Based Compensation And Preferred Stock Released By Employee Stock Option Plan ShareBasedCompensationAndPreferredStockReleasedByEmployeeStockOptionPlan	1595000000	usd
	wfc	Share Based Compensation And Preferred Stock Released By Employee Stock Option Plan ShareBasedCompensationAndPreferredStockReleasedByEmployeeStockOptionPlan	1859000000	usd
CY2017Q3	wfc	Total Amountsof Line Items Presentedinthe Consolidated Statementof Income TotalAmountsofLineItemsPresentedintheConsolidatedStatementofIncome	11931000000	usd
	wfc	Total Amountsof Line Items Presentedinthe Consolidated Statementof Income TotalAmountsofLineItemsPresentedintheConsolidatedStatementofIncome	36413000000	usd
CY2018Q3	wfc	Total Amountsof Line Items Presentedinthe Consolidated Statementof Income TotalAmountsofLineItemsPresentedintheConsolidatedStatementofIncome	12388000000	usd
	wfc	Total Amountsof Line Items Presentedinthe Consolidated Statementof Income TotalAmountsofLineItemsPresentedintheConsolidatedStatementofIncome	36759000000	usd
CY2017Q4	wfc	Trading Assets TradingAssets	100362000000	usd
CY2018Q3	wfc	Trading Assets TradingAssets	103706000000	usd
	wfc	Tradingdebtsecuritiesretainedfromsecuritizationofmortgagesheldforsale Tradingdebtsecuritiesretainedfromsecuritizationofmortgagesheldforsale	43394000000	usd
	wfc	Tradingdebtsecuritiesretainedfromsecuritizationofmortgagesheldforsale Tradingdebtsecuritiesretainedfromsecuritizationofmortgagesheldforsale	28761000000	usd
	wfc	Transfersfromavailableforsaledebtsecuritiestoheldtomaturitydebtsecurities Transfersfromavailableforsaledebtsecuritiestoheldtomaturitydebtsecurities	50405000000	usd
	wfc	Transfersfromavailableforsaledebtsecuritiestoheldtomaturitydebtsecurities Transfersfromavailableforsaledebtsecuritiestoheldtomaturitydebtsecurities	13372000000	usd
CY2017Q4	wfc	Unearned Esop Shares Cost UnearnedESOPSharesCost	1678000000	usd
CY2018Q3	wfc	Unearned Esop Shares Cost UnearnedESOPSharesCost	1780000000	usd
CY2017Q4	wfc	Unpaid Principal Balance Of Mortgage Loans Eligible For Repurchase UnpaidPrincipalBalanceOfMortgageLoansEligibleForRepurchase	2200000000	usd
CY2018Q3	wfc	Unpaid Principal Balance Of Mortgage Loans Eligible For Repurchase UnpaidPrincipalBalanceOfMortgageLoansEligibleForRepurchase	1000000000	usd
	wfc	Unrealized Gain Loss On Mortgage Servicing Rights Mortgages Held For Sale And Loans Held For Sale UnrealizedGainLossOnMortgageServicingRightsMortgagesHeldForSaleAndLoansHeldForSale	-828000000	usd
	wfc	Unrealized Gain Loss On Mortgage Servicing Rights Mortgages Held For Sale And Loans Held For Sale UnrealizedGainLossOnMortgageServicingRightsMortgagesHeldForSaleAndLoansHeldForSale	1057000000	usd
CY2017Q3	wfc	Unreimbursed Direct Servicing Costs UnreimbursedDirectServicingCosts	186000000	usd
	wfc	Unreimbursed Direct Servicing Costs UnreimbursedDirectServicingCosts	430000000	usd
CY2018Q3	wfc	Unreimbursed Direct Servicing Costs UnreimbursedDirectServicingCosts	79000000	usd
	wfc	Unreimbursed Direct Servicing Costs UnreimbursedDirectServicingCosts	258000000	usd
CY2017Q4	wfc	Variable Interest Entity Nonconsolidated Assets VariableInterestEntityNonconsolidatedAssets	1367437000000	usd
CY2018Q3	wfc	Variable Interest Entity Nonconsolidated Assets VariableInterestEntityNonconsolidatedAssets	1372178000000	usd
CY2017	wfc	Weighted Average Contractual Yield On Available For Sale Debt Securities WeightedAverageContractualYieldOnAvailableForSaleDebtSecurities	0.0372
	wfc	Weighted Average Contractual Yield On Available For Sale Debt Securities WeightedAverageContractualYieldOnAvailableForSaleDebtSecurities	0.0368
CY2017	wfc	Weighted Average Contractual Yield On Available For Sale Debt Securities Expected To Mature After Five And Through Ten Years WeightedAverageContractualYieldOnAvailableForSaleDebtSecuritiesExpectedToMatureAfterFiveAndThroughTenYears	0.0324
	wfc	Weighted Average Contractual Yield On Available For Sale Debt Securities Expected To Mature After Five And Through Ten Years WeightedAverageContractualYieldOnAvailableForSaleDebtSecuritiesExpectedToMatureAfterFiveAndThroughTenYears	0.0362
CY2017	wfc	Weighted Average Contractual Yield On Available For Sale Debt Securities Expected To Mature After One And Through Five Years WeightedAverageContractualYieldOnAvailableForSaleDebtSecuritiesExpectedToMatureAfterOneAndThroughFiveYears	0.0311
	wfc	Weighted Average Contractual Yield On Available For Sale Debt Securities Expected To Mature After One And Through Five Years WeightedAverageContractualYieldOnAvailableForSaleDebtSecuritiesExpectedToMatureAfterOneAndThroughFiveYears	0.0299
CY2017	wfc	Weighted Average Contractual Yield On Available For Sale Debt Securities Expected To Mature After Ten Years WeightedAverageContractualYieldOnAvailableForSaleDebtSecuritiesExpectedToMatureAfterTenYears	0.0383
	wfc	Weighted Average Contractual Yield On Available For Sale Debt Securities Expected To Mature After Ten Years WeightedAverageContractualYieldOnAvailableForSaleDebtSecuritiesExpectedToMatureAfterTenYears	0.0376
CY2017	wfc	Weighted Average Contractual Yield On Available For Sale Debt Securities Expected To Mature Within One Year WeightedAverageContractualYieldOnAvailableForSaleDebtSecuritiesExpectedToMatureWithinOneYear	0.0370
	wfc	Weighted Average Contractual Yield On Available For Sale Debt Securities Expected To Mature Within One Year WeightedAverageContractualYieldOnAvailableForSaleDebtSecuritiesExpectedToMatureWithinOneYear	0.0299
CY2017	wfc	Weighted Average Contractual Yield On Held To Maturity Debt Securities Expected To Mature After Five And Through Ten Years Net Carrying Amount WeightedAverageContractualYieldOnHeldToMaturityDebtSecuritiesExpectedToMatureAfterFiveAndThroughTenYearsNetCarryingAmount	0.0255
	wfc	Weighted Average Contractual Yield On Held To Maturity Debt Securities Expected To Mature After Five And Through Ten Years Net Carrying Amount WeightedAverageContractualYieldOnHeldToMaturityDebtSecuritiesExpectedToMatureAfterFiveAndThroughTenYearsNetCarryingAmount	0.0254
CY2017	wfc	Weighted Average Contractual Yield On Held To Maturity Debt Securities Expected To Mature After One And Through Five Years Net Carrying Amount WeightedAverageContractualYieldOnHeldToMaturityDebtSecuritiesExpectedToMatureAfterOneAndThroughFiveYearsNetCarryingAmount	0.0205
	wfc	Weighted Average Contractual Yield On Held To Maturity Debt Securities Expected To Mature After One And Through Five Years Net Carrying Amount WeightedAverageContractualYieldOnHeldToMaturityDebtSecuritiesExpectedToMatureAfterOneAndThroughFiveYearsNetCarryingAmount	0.0205
CY2017	wfc	Weighted Average Contractual Yield On Held To Maturity Debt Securities Expected To Mature After Ten Years Net Carrying Amount WeightedAverageContractualYieldOnHeldToMaturityDebtSecuritiesExpectedToMatureAfterTenYearsNetCarryingAmount	0.0328
	wfc	Weighted Average Contractual Yield On Held To Maturity Debt Securities Expected To Mature After Ten Years Net Carrying Amount WeightedAverageContractualYieldOnHeldToMaturityDebtSecuritiesExpectedToMatureAfterTenYearsNetCarryingAmount	0.0319
CY2017	wfc	Weighted Average Contractual Yield On Held To Maturity Debt Securities Expected To Mature Within One Year Net Carrying Amount WeightedAverageContractualYieldOnHeldToMaturityDebtSecuritiesExpectedToMatureWithinOneYearNetCarryingAmount	0.0000
	wfc	Weighted Average Contractual Yield On Held To Maturity Debt Securities Expected To Mature Within One Year Net Carrying Amount WeightedAverageContractualYieldOnHeldToMaturityDebtSecuritiesExpectedToMatureWithinOneYearNetCarryingAmount	0.0000
CY2017	wfc	Weighted Average Contractual Yield On Held To Maturity Debt Securities Net Carrying Amount WeightedAverageContractualYieldOnHeldToMaturityDebtSecuritiesNetCarryingAmount	0.0292
	wfc	Weighted Average Contractual Yield On Held To Maturity Debt Securities Net Carrying Amount WeightedAverageContractualYieldOnHeldToMaturityDebtSecuritiesNetCarryingAmount	0.0287
CY2017Q3	wfc	Weighted Average Rate Reduction Related To Loan Modifications WeightedAverageRateReductionRelatedToLoanModifications	0.0656
	wfc	Weighted Average Rate Reduction Related To Loan Modifications WeightedAverageRateReductionRelatedToLoanModifications	0.0564
CY2018Q3	wfc	Weighted Average Rate Reduction Related To Loan Modifications WeightedAverageRateReductionRelatedToLoanModifications	0.0788
	wfc	Weighted Average Rate Reduction Related To Loan Modifications WeightedAverageRateReductionRelatedToLoanModifications	0.0790
	us-gaap	Comparability Of Prior Year Financial Data ComparabilityOfPriorYearFinancialData	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-indent:24px;font-size:9pt;"><font style="font-family:Georgia,serif;font-size:9pt;">These unaudited interim financial statements reflect all adjustments that are, in the opinion of management, necessary for a fair statement of the results for the periods presented. These adjustments are of a normal recurring nature, unless otherwise disclosed in this Form 10-Q. The results of operations in the interim financial statements do not necessarily indicate the results that may be expected for the full year. The interim financial information should be read in conjunction with our </font><font style="font-family:Georgia,serif;font-size:9pt;">2017</font><font style="font-family:Georgia,serif;font-size:9pt;"> Form 10-K.</font></div></div>
	us-gaap	Nature Of Operations NatureOfOperations	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;font-size:9pt;"><font style="font-family:Georgia,serif;font-size:9pt;">Wells Fargo & Company is a diversified financial services company. We provide banking, trust and investments, mortgage banking, investment banking, retail banking, brokerage, and consumer and commercial finance through banking locations, the internet and other distribution channels to consumers, businesses and institutions in all 50 states, the District of Columbia, and in foreign countries. When we refer to “Wells Fargo,” “the Company,” “we,” “our” or “us,” we mean Wells Fargo & Company and Subsidiaries (consolidated). Wells Fargo & Company (the Parent) is a financial holding company and a bank holding company. We also hold a majority interest in a real estate investment trust, which has publicly traded preferred stock outstanding.</font></div></div>
	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-indent:24px;font-size:9pt;"><font style="font-family:Georgia,serif;font-size:9pt;">Our accounting and reporting policies conform with U.S. generally accepted accounting principles (GAAP) and practices in the financial services industry. For discussion of our significant accounting policies, see Note 1 (Summary of Significant Accounting Policies) in our Annual Report on Form 10-K for the year ended </font><font style="font-family:Georgia,serif;font-size:9pt;">December 31, 2017</font><font style="font-family:Georgia,serif;font-size:9pt;"> (</font><font style="font-family:Georgia,serif;font-size:9pt;">2017</font><font style="font-family:Georgia,serif;font-size:9pt;"> Form 10-K). To prepare the financial statements in conformity with GAAP, management must make estimates based on assumptions about future economic and market conditions (for example, unemployment, market liquidity, real estate prices, etc.) that affect the reported amounts of assets and liabilities at the date of the financial statements, income and expenses during the reporting period and the related disclosures. Although our estimates contemplate current conditions and how we expect them to change in the future, it is reasonably possible that actual conditions could be worse than anticipated in those estimates, which could materially affect our results of operations and financial condition. Management has made significant estimates in several areas, including:</font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:24px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:9pt;padding-left:0px;"><font style="font-family:Georgia,serif;font-size:9pt;">•</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;font-size:9pt;"><font style="font-family:Georgia,serif;font-size:9pt;">allowance for credit losses (Note 6 (Loans and Allowance for Credit Losses)); </font></div></td></tr></table><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:24px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:9pt;padding-left:0px;"><font style="font-family:Georgia,serif;font-size:9pt;">•</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;font-size:9pt;"><font style="font-family:Georgia,serif;font-size:9pt;">valuations of residential mortgage servicing rights (MSRs) (Note 9 (Securitizations and Variable Interest Entities) and Note 10 (Mortgage Banking Activities)) and financial instruments (Note 15 (Fair Values of Assets and Liabilities));</font></div></td></tr></table><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:24px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:9pt;padding-left:0px;"><font style="font-family:Georgia,serif;font-size:9pt;">•</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;font-size:9pt;"><font style="font-family:Georgia,serif;font-size:9pt;">liabilities for contingent litigation losses (Note 13 (Legal Actions)); and</font></div></td></tr></table><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:24px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:9pt;padding-left:0px;"><font style="font-family:Georgia,serif;font-size:9pt;">•</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;font-size:9pt;"><font style="font-family:Georgia,serif;font-size:9pt;">income taxes.</font></div></td></tr></table><div style="line-height:120%;font-size:9pt;"><font style="font-family:Georgia,serif;font-size:9pt;"><br clear="none"/></font></div><div style="line-height:120%;font-size:9pt;"><font style="font-family:Georgia,serif;font-size:9pt;">Actual results could differ from those estimates.</font></div></div>

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$WFC
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2018 Q4 Form 10-Q Financial Statement

#000007297118000471 Filed on November 06, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$WFC WELLS FARGO & COMPANY/MN Stock $wfc

2018 Q4 Form 10-Q Financial Statement

#000007297118000471 Filed on November 06, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$WFC
WELLS FARGO & COMPANY/MN Stock $wfc