$CMA
COMERICA INC /NEW/ Stock $cma

$cma Overview Financials Valuation SEC Filings Company Website

2015 Q2 Form 10-Q Financial Statement

#000002841215000095 Filed on July 27, 2015

Income Statement

Concept	2015 Q2	2014 Q2
Revenue	$444.0M	$441.0M
YoY Change	0.68%	-0.45%
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	$30.00M	$32.00M
YoY Change	-6.25%	0.0%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$23.00M	$25.00M
YoY Change	-8.0%	-13.79%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$199.0M	$221.0M
YoY Change	-9.95%	6.76%
Income Tax	$64.00M	$70.00M
% Of Pretax Income	32.16%	31.67%
Net Earnings	$135.0M	$151.0M
YoY Change	-10.6%	5.59%
Net Earnings / Revenue	30.41%	34.24%
Basic Earnings Per Share	$0.76	$0.83
Diluted Earnings Per Share	$0.73	$0.80
COMMON SHARES
Basic Shares Outstanding	176.0M shares	179.0M shares
Diluted Shares Outstanding	182.0M shares	186.0M shares

Balance Sheet

Concept	2015 Q2	2014 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$5.965B	$3.894B
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	$541.0M	$562.0M
YoY Change	-3.74%	-6.95%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$69.95B	$65.33B
YoY Change	7.07%	3.78%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$1.265B	$990.0M
YoY Change	27.78%	-5.62%
Deferred Revenue
YoY Change
Short-Term Debt	$56.00M	$176.0M
YoY Change	-68.18%	34.35%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$1.265B	$990.0M
YoY Change	27.78%	-5.62%
LONG-TERM LIABILITIES
Long-Term Debt	$2.841B	$2.620B
YoY Change	8.44%	-27.24%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$2.841B	$2.620B
YoY Change	8.44%	-27.24%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.265B	$990.0M
Total Long-Term Liabilities	$2.841B	$2.620B
Total Liabilities	$62.42B	$57.96B
YoY Change	7.71%	3.43%
SHAREHOLDERS EQUITY
Retained Earnings	$6.908B	$6.520B
YoY Change	5.95%	6.41%
Common Stock	$3.299B	$3.316B
YoY Change	-0.51%	0.45%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$2.288B	$2.163B
YoY Change	5.78%	9.3%
Treasury Stock Shares	49.80M shares	47.19M shares
Shareholders Equity	$7.523B	$7.369B
YoY Change
Total Liabilities & Shareholders Equity	$69.95B	$65.33B
YoY Change	7.07%	3.78%

Cashflow Statement

Concept	2015 Q2	2014 Q2
OPERATING ACTIVITIES
Net Income	$135.0M	$151.0M
YoY Change	-10.6%	5.59%
Depreciation, Depletion And Amortization	$30.00M	$32.00M
YoY Change	-6.25%	0.0%
Cash From Operating Activities	$56.00M	$132.0M
YoY Change	-57.58%	-4500.0%
INVESTING ACTIVITIES
Capital Expenditures	-$29.00M	-$15.00M
YoY Change	93.33%	-34.78%
Acquisitions
YoY Change
Other Investing Activities	-$894.0M	-$1.374B
YoY Change	-34.93%	-2150.75%
Cash From Investing Activities	-$923.0M	-$1.389B
YoY Change	-33.55%	-3256.82%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	870.0M	-469.0M
YoY Change	-285.5%	-72.62%
NET CHANGE
Cash From Operating Activities	56.00M	132.0M
Cash From Investing Activities	-923.0M	-1.389B
Cash From Financing Activities	870.0M	-469.0M
Net Change In Cash	3.000M	-1.726B
YoY Change	-100.17%	3.23%
FREE CASH FLOW
Cash From Operating Activities	$56.00M	$132.0M
Capital Expenditures	-$29.00M	-$15.00M
Free Cash Flow	$85.00M	$147.0M
YoY Change	-42.18%	635.0%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	cma	Accretion Of Discount On Receivables Acquired In Transfer AccretionOfDiscountOnReceivablesAcquiredInTransfer	22000000	USD
	cma	Accretion Of Discount On Receivables Acquired In Transfer AccretionOfDiscountOnReceivablesAcquiredInTransfer	4000000	USD
	cma	Adjustment To Paid In Capital Warrant Repurchased And Retired AdjustmentToPaidInCapitalWarrantRepurchasedAndRetired	10000000	USD
CY2014Q4	cma	Allowance For Off Balance Sheet Credit Losses AllowanceForOffBalanceSheetCreditLosses	41000000	USD
CY2015Q2	cma	Allowance For Off Balance Sheet Credit Losses AllowanceForOffBalanceSheetCreditLosses	50000000	USD
CY2014Q2	cma	Average Balance During Period Deposits AverageBalanceDuringPeriodDeposits	53384000000	USD
	cma	Average Balance During Period Deposits AverageBalanceDuringPeriodDeposits	53079000000	USD
CY2015Q2	cma	Average Balance During Period Deposits AverageBalanceDuringPeriodDeposits	57398000000	USD
	cma	Average Balance During Period Deposits AverageBalanceDuringPeriodDeposits	57196000000	USD
CY2014Q2	cma	Average Balance During Period Loans And Leases Receivable Net Of Deferred Income AverageBalanceDuringPeriodLoansAndLeasesReceivableNetOfDeferredIncome	46725000000	USD
	cma	Average Balance During Period Loans And Leases Receivable Net Of Deferred Income AverageBalanceDuringPeriodLoansAndLeasesReceivableNetOfDeferredIncome	45905000000	USD
CY2015Q2	cma	Average Balance During Period Loans And Leases Receivable Net Of Deferred Income AverageBalanceDuringPeriodLoansAndLeasesReceivableNetOfDeferredIncome	48833000000	USD
	cma	Average Balance During Period Loans And Leases Receivable Net Of Deferred Income AverageBalanceDuringPeriodLoansAndLeasesReceivableNetOfDeferredIncome	48494000000	USD
CY2014Q4	cma	Carrying Value Of Standby And Commercial Letters Of Credit CarryingValueOfStandbyAndCommercialLettersOfCredit	55000000	USD
CY2015Q2	cma	Carrying Value Of Standby And Commercial Letters Of Credit CarryingValueOfStandbyAndCommercialLettersOfCredit	61000000	USD
CY2014Q4	cma	Carrying Value Of Standby And Commercial Letters Of Credit Included In Allowance For Credit Losses On Lending Related Commitments CarryingValueOfStandbyAndCommercialLettersOfCreditIncludedInAllowanceForCreditLossesOnLendingRelatedCommitments	11000000	USD
CY2015Q2	cma	Carrying Value Of Standby And Commercial Letters Of Credit Included In Allowance For Credit Losses On Lending Related Commitments CarryingValueOfStandbyAndCommercialLettersOfCreditIncludedInAllowanceForCreditLossesOnLendingRelatedCommitments	17000000	USD
CY2014Q4	cma	Carrying Value Of Standby And Commercial Letters Of Credit Included In Deferred Fees CarryingValueOfStandbyAndCommercialLettersOfCreditIncludedInDeferredFees	44000000	USD
CY2015Q2	cma	Carrying Value Of Standby And Commercial Letters Of Credit Included In Deferred Fees CarryingValueOfStandbyAndCommercialLettersOfCreditIncludedInDeferredFees	44000000	USD
CY2014Q4	cma	Carrying Value Of Unused Commitments To Extend Credit CarryingValueOfUnusedCommitmentsToExtendCredit	30000000	USD
CY2015Q2	cma	Carrying Value Of Unused Commitments To Extend Credit CarryingValueOfUnusedCommitmentsToExtendCredit	33000000	USD
CY2015Q2	cma	Cash Collateral Posted For Derivatives In Liability Position CashCollateralPostedForDerivativesInLiabilityPosition	3000000	USD
CY2014Q2	cma	Commercial Lending Fees CommercialLendingFees	23000000	USD
	cma	Commercial Lending Fees CommercialLendingFees	43000000	USD
CY2015Q2	cma	Commercial Lending Fees CommercialLendingFees	22000000	USD
	cma	Commercial Lending Fees CommercialLendingFees	47000000	USD
CY2014Q4	cma	Deposits Customer Certificates Deposits DepositsCustomerCertificatesDeposits	4421000000	USD
CY2015Q2	cma	Deposits Customer Certificates Deposits DepositsCustomerCertificatesDeposits	4367000000	USD
CY2015Q2	cma	Derivative Assets Cash Collateral DerivativeAssetsCashCollateral	254000000	USD
CY2014Q2	cma	Efficiency Ratio EfficiencyRatio	0.6335
	cma	Efficiency Ratio EfficiencyRatio	0.6455
CY2015Q2	cma	Efficiency Ratio EfficiencyRatio	0.6368
	cma	Efficiency Ratio EfficiencyRatio	0.6607
	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	9000000	USD
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	8000000	USD
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2015
CY2014Q2	cma	Gain Losson Economic Hedges GainLossonEconomicHedges	an insignificant amount
	cma	Gain Losson Economic Hedges GainLossonEconomicHedges	an insignificant amount
CY2015Q2	cma	Gain Losson Economic Hedges GainLossonEconomicHedges	an insignificant amount
	cma	Gain Losson Economic Hedges GainLossonEconomicHedges	an insignificant amount
CY2014Q2	cma	Income Loss From Continuing Operations Before Income Taxes IncomeLossFromContinuingOperationsBeforeIncomeTaxes	221000000	USD
	cma	Income Loss From Continuing Operations Before Income Taxes IncomeLossFromContinuingOperationsBeforeIncomeTaxes	424000000	USD
CY2015Q2	cma	Income Loss From Continuing Operations Before Income Taxes IncomeLossFromContinuingOperationsBeforeIncomeTaxes	199000000	USD
	cma	Income Loss From Continuing Operations Before Income Taxes IncomeLossFromContinuingOperationsBeforeIncomeTaxes	394000000	USD
CY2015Q2	cma	Increase In Card Fees Due To Presentation Change IncreaseInCardFeesDueToPresentationChange	44000000	USD
	cma	Increase In Card Fees Due To Presentation Change IncreaseInCardFeesDueToPresentationChange	88000000	USD
CY2015Q2	cma	Increase In Processing Fee Expense Dueto Presentation Change IncreaseInProcessingFeeExpenseDuetoPresentationChange	44000000	USD
	cma	Increase In Processing Fee Expense Dueto Presentation Change IncreaseInProcessingFeeExpenseDuetoPresentationChange	88000000	USD
CY2014Q2	cma	Interest And Dividend Income Securities Afs And Htm InterestAndDividendIncomeSecuritiesAFSAndHTM	53000000	USD
	cma	Interest And Dividend Income Securities Afs And Htm InterestAndDividendIncomeSecuritiesAFSAndHTM	108000000	USD
CY2015Q2	cma	Interest And Dividend Income Securities Afs And Htm InterestAndDividendIncomeSecuritiesAFSAndHTM	52000000	USD
	cma	Interest And Dividend Income Securities Afs And Htm InterestAndDividendIncomeSecuritiesAFSAndHTM	105000000	USD
CY2014Q4	cma	Leases Receivable Commercial Lease Financing Net Of Deferred Income LeasesReceivableCommercialLeaseFinancingNetOfDeferredIncome	805000000	USD
CY2015Q2	cma	Leases Receivable Commercial Lease Financing Net Of Deferred Income LeasesReceivableCommercialLeaseFinancingNetOfDeferredIncome	786000000	USD
CY2014Q2	cma	Letter Of Credit Fees LetterOfCreditFees	15000000	USD
	cma	Letter Of Credit Fees LetterOfCreditFees	29000000	USD
CY2015Q2	cma	Letter Of Credit Fees LetterOfCreditFees	13000000	USD
	cma	Letter Of Credit Fees LetterOfCreditFees	26000000	USD
CY2015Q2	cma	Liabilities Secured By Pledged Securities LiabilitiesSecuredByPledgedSecurities	2200000000	USD
CY2014Q4	cma	Loans And Leases Receivable Consumer Loans Net Of Deferred Income LoansAndLeasesReceivableConsumerLoansNetOfDeferredIncome	2382000000	USD
CY2015Q2	cma	Loans And Leases Receivable Consumer Loans Net Of Deferred Income LoansAndLeasesReceivableConsumerLoansNetOfDeferredIncome	2478000000	USD
CY2014Q4	cma	Loans And Leases Receivable Consumer Mortgage Net Of Deferred Income LoansAndLeasesReceivableConsumerMortgageNetOfDeferredIncome	1831000000	USD
CY2015Q2	cma	Loans And Leases Receivable Consumer Mortgage Net Of Deferred Income LoansAndLeasesReceivableConsumerMortgageNetOfDeferredIncome	1865000000	USD
CY2014Q4	cma	Loans And Leases Receivable Foreign Net Of Deferred Income Other LoansAndLeasesReceivableForeignNetOfDeferredIncomeOther	1496000000	USD
CY2015Q2	cma	Loans And Leases Receivable Foreign Net Of Deferred Income Other LoansAndLeasesReceivableForeignNetOfDeferredIncomeOther	1420000000	USD
CY2014Q4	cma	Loans Receivable Commercial Financial And Agricultural Net Of Deferred Income LoansReceivableCommercialFinancialAndAgriculturalNetOfDeferredIncome	31520000000	USD
CY2015Q2	cma	Loans Receivable Commercial Financial And Agricultural Net Of Deferred Income LoansReceivableCommercialFinancialAndAgriculturalNetOfDeferredIncome	32723000000	USD
CY2014Q4	cma	Loans Receivable Commercial Mortgage Net Of Deferred Income LoansReceivableCommercialMortgageNetOfDeferredIncome	8604000000	USD
CY2015Q2	cma	Loans Receivable Commercial Mortgage Net Of Deferred Income LoansReceivableCommercialMortgageNetOfDeferredIncome	8674000000	USD
CY2015Q2	cma	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	1000000	USD
CY2014Q2	cma	Net Credit Related Charge Offs NetCreditRelatedChargeOffs	9000000	USD
	cma	Net Credit Related Charge Offs NetCreditRelatedChargeOffs	21000000	USD
CY2015Q2	cma	Net Credit Related Charge Offs NetCreditRelatedChargeOffs	18000000	USD
	cma	Net Credit Related Charge Offs NetCreditRelatedChargeOffs	26000000	USD
	cma	Net Increase In Fixed Assets NetIncreaseInFixedAssets	31000000	USD
	cma	Net Increase In Fixed Assets NetIncreaseInFixedAssets	54000000	USD
CY2014Q4	cma	Net Unrealized Losses On Available For Sale Securities Transferred To Held To Maturity NetUnrealizedLossesOnAvailableForSaleSecuritiesTransferredToHeldToMaturity	23000000	USD
CY2015Q2	cma	Net Unrealized Losses On Available For Sale Securities Transferred To Held To Maturity NetUnrealizedLossesOnAvailableForSaleSecuritiesTransferredToHeldToMaturity	19000000	USD
CY2014Q4	cma	Notional Amount Of Derivative Credit Risk Participation Agreements NotionalAmountOfDerivativeCreditRiskParticipationAgreements	598000000	USD
CY2015Q2	cma	Notional Amount Of Derivative Credit Risk Participation Agreements NotionalAmountOfDerivativeCreditRiskParticipationAgreements	620000000	USD
	cma	Number Of Geographic Markets NumberOfGeographicMarkets	3	markets
	cma	Number Of Major Business Segments NumberOfMajorBusinessSegments	3	segments
	cma	Other Comprehensive Income Loss Reclassification Adjustment Pension And Other Postretirement Benefit Plans Recognized In Net Periodic Defined Benefit Cost Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentPensionAndOtherPostretirementBenefitPlansRecognizedInNetPeriodicDefinedBenefitCostBeforeTax	19000000	USD
	cma	Other Comprehensive Income Loss Reclassification Adjustment Pension And Other Postretirement Benefit Plans Recognized In Net Periodic Defined Benefit Cost Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentPensionAndOtherPostretirementBenefitPlansRecognizedInNetPeriodicDefinedBenefitCostBeforeTax	35000000	USD
	cma	Other Comprehensive Income Loss Reclassification Adjustment Pension And Other Postretirement Benefit Plans Recognized In Net Periodic Defined Benefit Cost Tax OtherComprehensiveIncomeLossReclassificationAdjustmentPensionAndOtherPostretirementBenefitPlansRecognizedInNetPeriodicDefinedBenefitCostTax	6000000	USD
	cma	Other Comprehensive Income Loss Reclassification Adjustment Pension And Other Postretirement Benefit Plans Recognized In Net Periodic Defined Benefit Cost Tax OtherComprehensiveIncomeLossReclassificationAdjustmentPensionAndOtherPostretirementBenefitPlansRecognizedInNetPeriodicDefinedBenefitCostTax	12000000	USD
	cma	Other Comprehensive Income Loss Reclassification Adjustmentfrom Aoc Iforamortizationofunrealizedlosseson Afs Securitiestransferredto Ht Mbeforetax OtherComprehensiveIncomeLossReclassificationAdjustmentfromAOCIforamortizationofunrealizedlossesonAFSSecuritiestransferredtoHTMbeforetax	0	USD
	cma	Other Comprehensive Income Loss Reclassification Adjustmentfrom Aoc Iforamortizationofunrealizedlosseson Afs Securitiestransferredto Ht Mbeforetax OtherComprehensiveIncomeLossReclassificationAdjustmentfromAOCIforamortizationofunrealizedlossesonAFSSecuritiestransferredtoHTMbeforetax	-4000000	USD
	cma	Other Comprehensive Income Loss Reclassification From Aoci For Amortization Of Yield Adjustment Tax OtherComprehensiveIncomeLossReclassificationFromAOCIForAmortizationOfYieldAdjustmentTax	0	USD
	cma	Other Comprehensive Income Loss Reclassification From Aoci For Amortization Of Yield Adjustment Tax OtherComprehensiveIncomeLossReclassificationFromAOCIForAmortizationOfYieldAdjustmentTax	-1000000	USD
	cma	Other Comprehensiveincome Loss Reclassification Adjustment From Aoci For Amortization Of Unrealized Gains Losses On Securities Transferred From Available For Sale To Held To Maturity Net Of Tax OtherComprehensiveincomeLossReclassificationAdjustmentFromAOCIForAmortizationOfUnrealizedGainsLossesOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityNetOfTax	0	USD
	cma	Other Comprehensiveincome Loss Reclassification Adjustment From Aoci For Amortization Of Unrealized Gains Losses On Securities Transferred From Available For Sale To Held To Maturity Net Of Tax OtherComprehensiveincomeLossReclassificationAdjustmentFromAOCIForAmortizationOfUnrealizedGainsLossesOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityNetOfTax	-3000000	USD
CY2014Q2	cma	Outside Processing Fee Expense OutsideProcessingFeeExpense	30000000	USD
	cma	Outside Processing Fee Expense OutsideProcessingFeeExpense	58000000	USD
CY2015Q2	cma	Outside Processing Fee Expense OutsideProcessingFeeExpense	85000000	USD
	cma	Outside Processing Fee Expense OutsideProcessingFeeExpense	162000000	USD
CY2014Q4	cma	Real Estate Construction Loans Net Of Deferred Income RealEstateConstructionLoansNetOfDeferredIncome	1955000000	USD
CY2015Q2	cma	Real Estate Construction Loans Net Of Deferred Income RealEstateConstructionLoansNetOfDeferredIncome	1795000000	USD
CY2014Q4	cma	Reduced Rate Loans ReducedRateLoans	17000000	USD
CY2015Q2	cma	Reduced Rate Loans ReducedRateLoans	12000000	USD
CY2014Q2	cma	Return On Average Assets ReturnOnAverageAssets	0.0093
	cma	Return On Average Assets ReturnOnAverageAssets	0.0090
CY2015Q2	cma	Return On Average Assets ReturnOnAverageAssets	0.0079
	cma	Return On Average Assets ReturnOnAverageAssets	0.0078
CY2014Q4	cma	Risk Participations Covering Standby And Commercial Letters Of Credit RiskParticipationsCoveringStandbyAndCommercialLettersOfCredit	316000000	USD
CY2015Q2	cma	Risk Participations Covering Standby And Commercial Letters Of Credit RiskParticipationsCoveringStandbyAndCommercialLettersOfCredit	292000000	USD
CY2014Q2	cma	Segment Reporting Average Assets SegmentReportingAverageAssets	64878000000	USD
	cma	Segment Reporting Average Assets SegmentReportingAverageAssets	64794000000	USD
CY2015Q2	cma	Segment Reporting Average Assets SegmentReportingAverageAssets	68963000000	USD
	cma	Segment Reporting Average Assets SegmentReportingAverageAssets	68852000000	USD
CY2014Q2	cma	Segment Reporting Information Interest Income Expense Net Fte SegmentReportingInformationInterestIncomeExpenseNetFte	417000000	USD
	cma	Segment Reporting Information Interest Income Expense Net Fte SegmentReportingInformationInterestIncomeExpenseNetFte	828000000	USD
CY2015Q2	cma	Segment Reporting Information Interest Income Expense Net Fte SegmentReportingInformationInterestIncomeExpenseNetFte	422000000	USD
	cma	Segment Reporting Information Interest Income Expense Net Fte SegmentReportingInformationInterestIncomeExpenseNetFte	836000000	USD
CY2014Q2	cma	Segment Reporting Information Tax Expense Fte SegmentReportingInformationTaxExpenseFte	71000000	USD
	cma	Segment Reporting Information Tax Expense Fte SegmentReportingInformationTaxExpenseFte	136000000	USD
CY2015Q2	cma	Segment Reporting Information Tax Expense Fte SegmentReportingInformationTaxExpenseFte	65000000	USD
	cma	Segment Reporting Information Tax Expense Fte SegmentReportingInformationTaxExpenseFte	127000000	USD
CY2014Q2	cma	Software Expenses SoftwareExpenses	25000000	USD
	cma	Software Expenses SoftwareExpenses	47000000	USD
CY2015Q2	cma	Software Expenses SoftwareExpenses	24000000	USD
	cma	Software Expenses SoftwareExpenses	47000000	USD
	cma	Stock Issued During Period Value Warrants Exercised StockIssuedDuringPeriodValueWarrantsExercised	0	USD
CY2014Q4	cma	Total Internally Classified Watch List Letters Of Credit TotalInternallyClassifiedWatchListLettersOfCredit	79000000	USD
CY2015Q2	cma	Total Internally Classified Watch List Letters Of Credit TotalInternallyClassifiedWatchListLettersOfCredit	104000000	USD
CY2014Q4	cma	Total Nonperforming Assets TotalNonperformingAssets	300000000	USD
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2000000	shares
	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	0	USD
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2015Q2	cma	Total Nonperforming Assets TotalNonperformingAssets	370000000	USD
CY2014Q4	cma	Total Nonperforming Loans TotalNonperformingLoans	290000000	USD
CY2015Q2	cma	Total Nonperforming Loans TotalNonperformingLoans	361000000	USD
CY2014Q4	cma	Watch List Letters Of Credit As Percentage Of Total Letters Of Credit WatchListLettersOfCreditAsPercentageOfTotalLettersOfCredit	0.020
CY2015Q2	cma	Watch List Letters Of Credit As Percentage Of Total Letters Of Credit WatchListLettersOfCreditAsPercentageOfTotalLettersOfCredit	0.027
	dei	Document Period End Date DocumentPeriodEndDate	2015-06-30
	dei	Document Type DocumentType	10-Q
	dei	Entity Central Index Key EntityCentralIndexKey	0000028412
CY2015Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	177928704	shares
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Registrant Name EntityRegistrantName	Comerica INC /NEW/
	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2014Q4	invest	Derivative Notional Amount DerivativeNotionalAmount	21562000000	USD
CY2015Q2	invest	Derivative Notional Amount DerivativeNotionalAmount	21385000000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-5000000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-8000000	USD
CY2013Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-68000000	USD
CY2014Q2	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	6000000	USD
CY2014Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	37000000	USD
CY2015Q2	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	30000000	USD
CY2013Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	323000000	USD
CY2014Q2	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	310000000	USD
CY2014Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	449000000	USD
CY2015Q2	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	426000000	USD
CY2014Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-304000000	USD
CY2014Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-412000000	USD
CY2015Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-396000000	USD
CY2014Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	2188000000	USD
CY2015Q2	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	2158000000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	22000000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	24000000	USD
CY2014Q2	us-gaap	Advertising Expense AdvertisingExpense	5000000	USD
	us-gaap	Advertising Expense AdvertisingExpense	11000000	USD
CY2015Q2	us-gaap	Advertising Expense AdvertisingExpense	6000000	USD
	us-gaap	Advertising Expense AdvertisingExpense	12000000	USD
CY2014Q4	us-gaap	Assets Assets	69186000000	USD
CY2015Q2	us-gaap	Assets Assets	69945000000	USD
CY2015Q2	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	8000000000	USD
CY2014Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	8116000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	46000000	USD
CY2014Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	8035000000	USD
CY2015Q2	us-gaap	Available For Sale Securities AvailableForSaleSecurities	8267000000	USD
CY2014Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	123000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	112000000	USD
CY2014Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	42000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	8201000000	USD
CY2014Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	73000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	60000000	USD
CY2014Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	76000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	76000000	USD
CY2014Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	4171000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	4061000000	USD
CY2014Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	3000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	16000000	USD
CY2014Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	924000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	1849000000	USD
CY2014Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	3247000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	2212000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	883000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	923000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	710000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	712000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	6329000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	6351000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	78000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	78000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	8064000000	USD
CY2014Q2	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	0	USD
	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	1000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	0	USD
	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	0	USD
CY2014Q2	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	0	USD
	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	0	USD
CY2015Q2	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	0	USD
	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	2000000	USD
CY2015Q2	us-gaap	Available For Sale Securities Pledged As Collateral AvailableForSaleSecuritiesPledgedAsCollateral	2800000000	USD
CY2015Q2	us-gaap	Availableforsale Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions1 AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions1	112	Security
	us-gaap	Average Term Of Credit Risk Derivatives1 AverageTermOfCreditRiskDerivatives1	P2Y6M11D
CY2014Q2	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	11000000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	20000000	USD
CY2015Q2	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	10000000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	19000000	USD
CY2014Q2	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	4000000	USD
CY2015Q2	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	5000000	USD
	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	9000000	USD
CY2013Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	6451000000	USD
CY2014Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3894000000	USD
CY2014Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	6071000000	USD
CY2015Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	5965000000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-2557000000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-106000000	USD
CY2014Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	1026000000	USD
CY2015Q2	us-gaap	Cash And Due From Banks CashAndDueFromBanks	1148000000	USD
CY2013Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	15000000	USD
CY2014Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	11000000	USD
CY2014Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	6000000	USD
CY2014Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	1000000	USD
CY2015Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	1000000	USD
CY2015Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	1000000	USD
CY2014Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	9000000	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	18000000	USD
CY2015Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	0	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	1000000	USD
CY2014Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsFromNonaccretableDifference	4000000	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsFromNonaccretableDifference	9000000	USD
CY2015Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsFromNonaccretableDifference	0	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsFromNonaccretableDifference	1000000	USD
CY2014Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Allowance For Loan Losses CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses	0	USD
CY2015Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Allowance For Loan Losses CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses	0	USD
CY2014Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	2000000	USD
CY2015Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	2000000	USD
CY2014Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Outstanding Balance CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance	8000000	USD
CY2015Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Outstanding Balance CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance	6000000	USD
CY2014Q2	us-gaap	Change In Unrealized Gain Loss On Fair Value Hedging Instruments1 ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1	18000000	USD
	us-gaap	Change In Unrealized Gain Loss On Fair Value Hedging Instruments1 ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1	36000000	USD
CY2015Q2	us-gaap	Change In Unrealized Gain Loss On Fair Value Hedging Instruments1 ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1	16000000	USD
	us-gaap	Change In Unrealized Gain Loss On Fair Value Hedging Instruments1 ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1	34000000	USD
CY2014Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.20
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.39
CY2015Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.21
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.41
CY2014Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	5
CY2015Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	5
CY2014Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	325000000	shares
CY2015Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	325000000	shares
CY2014Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	228164824	shares
CY2015Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	228164824	shares
CY2014Q4	us-gaap	Common Stock Value CommonStockValue	1141000000	USD
CY2015Q2	us-gaap	Common Stock Value CommonStockValue	1141000000	USD
CY2014Q2	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	172000000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	377000000	USD
CY2015Q2	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	109000000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	285000000	USD
CY2014Q4	us-gaap	Credit Derivative Maximum Exposure Undiscounted CreditDerivativeMaximumExposureUndiscounted	7000000	USD
CY2015Q2	us-gaap	Credit Derivative Maximum Exposure Undiscounted CreditDerivativeMaximumExposureUndiscounted	8000000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-13000000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-25000000	USD
CY2014Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	130000000	USD
CY2015Q2	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	135000000	USD
CY2014Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0	USD
CY2015Q2	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0	USD
	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	19000000	USD
	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	23000000	USD
CY2014Q4	us-gaap	Deposits Deposits	57486000000	USD
CY2015Q2	us-gaap	Deposits Deposits	58260000000	USD
CY2014Q4	us-gaap	Deposits Money Market Deposits And Negotiable Order Of Withdrawal Now DepositsMoneyMarketDepositsAndNegotiableOrderOfWithdrawalNOW	23954000000	USD
CY2015Q2	us-gaap	Deposits Money Market Deposits And Negotiable Order Of Withdrawal Now DepositsMoneyMarketDepositsAndNegotiableOrderOfWithdrawalNOW	23786000000	USD
CY2014Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	1752000000	USD
CY2015Q2	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	1841000000	USD
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	61000000	USD
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	60000000	USD
CY2014Q4	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	262000000	USD
CY2015Q2	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	201000000	USD
CY2014Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	133000000	USD
CY2015Q2	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	116000000	USD
CY2015Q2	us-gaap	Derivative Asset Fair Value Of Collateral DerivativeAssetFairValueOfCollateral	128000000	USD
CY2014Q4	us-gaap	Derivative Assets DerivativeAssets	499000000	USD
CY2015Q2	us-gaap	Derivative Assets DerivativeAssets	352000000	USD
CY2014Q4	us-gaap	Derivative Collateral Obligation To Return Securities DerivativeCollateralObligationToReturnSecurities	239000000	USD
CY2015Q2	us-gaap	Derivative Collateral Obligation To Return Securities DerivativeCollateralObligationToReturnSecurities	122000000	USD
CY2014Q4	us-gaap	Derivative Collateral Right To Reclaim Securities DerivativeCollateralRightToReclaimSecurities	2000000	USD
CY2015Q2	us-gaap	Derivative Collateral Right To Reclaim Securities DerivativeCollateralRightToReclaimSecurities	0	USD
CY2014Q4	us-gaap	Derivative Credit Risk Valuation Adjustment Derivative Assets DerivativeCreditRiskValuationAdjustmentDerivativeAssets	2000000	USD
CY2015Q2	us-gaap	Derivative Credit Risk Valuation Adjustment Derivative Assets DerivativeCreditRiskValuationAdjustmentDerivativeAssets	4000000	USD
CY2014Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	894000000	USD
CY2015Q2	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	669000000	USD
CY2014Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	260000000	USD
CY2015Q2	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	230000000	USD
CY2014Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	661000000	USD
CY2015Q2	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	469000000	USD
CY2014Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	526000000	USD
CY2015Q2	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	350000000	USD
CY2014Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	528000000	USD
CY2015Q2	us-gaap	Derivative Liabilities DerivativeLiabilities	350000000	USD
CY2014Q4	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	0	USD
CY2015Q2	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	3000000	USD
CY2014Q4	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	133000000	USD
CY2015Q2	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	116000000	USD
CY2015Q2	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	0	USD
CY2014Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	36000000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	71000000	USD
CY2015Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	37000000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	73000000	USD
CY2014Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.83
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.59
CY2015Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.76
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.51
CY2014Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.80
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.54
CY2015Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.73
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.46
CY2014Q2	us-gaap	Equipment Expense EquipmentExpense	15000000	USD
	us-gaap	Equipment Expense EquipmentExpense	29000000	USD
CY2015Q2	us-gaap	Equipment Expense EquipmentExpense	13000000	USD
	us-gaap	Equipment Expense EquipmentExpense	26000000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	6000000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	3000000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	6000000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	3000000	USD
CY2014Q2	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	8000000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	16000000	USD
CY2015Q2	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	9000000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	18000000	USD
CY2015Q2	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Amount Of Available Unused Funds FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds	6000000000	USD
CY2014Q2	us-gaap	Fees And Commissions Credit And Debit Cards FeesAndCommissionsCreditAndDebitCards	22000000	USD
	us-gaap	Fees And Commissions Credit And Debit Cards FeesAndCommissionsCreditAndDebitCards	45000000	USD
CY2015Q2	us-gaap	Fees And Commissions Credit And Debit Cards FeesAndCommissionsCreditAndDebitCards	72000000	USD
	us-gaap	Fees And Commissions Credit And Debit Cards FeesAndCommissionsCreditAndDebitCards	139000000	USD
CY2014Q2	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	54000000	USD
	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	108000000	USD
CY2015Q2	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	56000000	USD
	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	111000000	USD
CY2014Q2	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	45000000	USD
	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	89000000	USD
CY2015Q2	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	48000000	USD
	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	95000000	USD
CY2014Q2	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	1000000	USD
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	12000000	USD
CY2015Q2	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	5000000	USD
CY2015Q2	us-gaap	Financing Receivable Recorded Investment60 To89 Days Past Due FinancingReceivableRecordedInvestment60To89DaysPastDue	14000000	USD
CY2014Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	5000000	USD
CY2014Q4	us-gaap	Financing Receivable Recorded Investment30 To59 Days Past Due FinancingReceivableRecordedInvestment30To59DaysPastDue	132000000	USD
CY2015Q2	us-gaap	Financing Receivable Recorded Investment30 To59 Days Past Due FinancingReceivableRecordedInvestment30To59DaysPastDue	107000000	USD
CY2014Q4	us-gaap	Financing Receivable Recorded Investment60 To89 Days Past Due FinancingReceivableRecordedInvestment60To89DaysPastDue	31000000	USD
CY2015Q2	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	18000000	USD
CY2014Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	48152000000	USD
CY2015Q2	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	49253000000	USD
CY2014Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	168000000	USD
CY2015Q2	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	139000000	USD
CY2014Q4	us-gaap	Foreclosed Assets ForeclosedAssets	10000000	USD
CY2015Q2	us-gaap	Foreclosed Assets ForeclosedAssets	9000000	USD
CY2014Q2	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	12000000	USD
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	21000000	USD
CY2015Q2	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	9000000	USD
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	19000000	USD
CY2015Q2	us-gaap	Gain Loss On Foreign Currency Derivative Instruments Not Designated As Hedging Instruments GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments	1000000	USD
	us-gaap	Gain Loss On Foreign Currency Derivative Instruments Not Designated As Hedging Instruments GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments	1000000	USD
CY2015Q2	us-gaap	Gain Loss On Interest Rate Fair Value Hedge Ineffectiveness GainLossOnInterestRateFairValueHedgeIneffectiveness	-2000000	USD
	us-gaap	Gain Loss On Interest Rate Fair Value Hedge Ineffectiveness GainLossOnInterestRateFairValueHedgeIneffectiveness	-1000000	USD
	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	2000000	USD
	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	1000000	USD
CY2014Q2	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	0	USD
	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	1000000	USD
CY2015Q2	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	0	USD
	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	-2000000	USD
CY2014Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	1935000000	USD
CY2015Q2	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	1952000000	USD
CY2015Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	0	USD
CY2015Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	0	USD
CY2015Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	0	USD
CY2015Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	0	USD
CY2015Q2	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	1946000000	USD
CY2015Q2	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	1952000000	USD
CY2015Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	0	USD
CY2015Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	0	USD
CY2015Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	1946000000	USD
CY2014Q2	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	256000000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	262000000	USD
CY2015Q2	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	249000000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	238000000	USD
CY2014Q2	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	1000000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	2000000	USD
CY2015Q2	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	1000000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	2000000	USD
CY2014Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	219000000	USD
CY2015Q2	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	292000000	USD
CY2014Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	39000000	USD
CY2015Q2	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	39000000	USD
CY2014Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	304000000	USD
CY2015Q2	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	391000000	USD
CY2014Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	53000000	USD
CY2015Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	70000000	USD
CY2014Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	166000000	USD
CY2015Q2	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	222000000	USD
CY2014Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	70000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	134000000	USD
CY2015Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	64000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	125000000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	110000000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-11000000	USD
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-60000000	USD
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-83000000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	763000000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	971000000	USD
	us-gaap	Increase Decrease In Interest And Dividends Receivable IncreaseDecreaseInInterestAndDividendsReceivable	1000000	USD
	us-gaap	Increase Decrease In Interest And Dividends Receivable IncreaseDecreaseInInterestAndDividendsReceivable	4000000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-29000000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-67000000	USD
	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	-5000000	USD
	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	0	USD
CY2014Q2	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	5000000	shares
	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	4000000	shares
CY2015Q2	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	4000000	shares
	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	4000000	shares
CY2014Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2000000	shares
CY2015Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2000000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2000000	shares
CY2014Q2	us-gaap	Ineffectiveness On Interest Rate Fair Value Hedges Is Immaterial IneffectivenessOnInterestRateFairValueHedgesIsImmaterial	an insignificant amount
	us-gaap	Ineffectiveness On Interest Rate Fair Value Hedges Is Immaterial IneffectivenessOnInterestRateFairValueHedgesIsImmaterial	an insignificant amount
CY2014Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	441000000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	876000000	USD
CY2015Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	444000000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	879000000	USD
CY2014Q2	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	385000000	USD
	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	761000000	USD
CY2015Q2	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	389000000	USD
	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	767000000	USD
CY2014Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	30262000000	USD
CY2015Q2	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	30093000000	USD
CY2014Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	5045000000	USD
CY2015Q2	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	4817000000	USD
CY2014Q4	us-gaap	Interest Bearing Foreign Deposit Time Deposits InterestBearingForeignDepositTimeDeposits	135000000	USD
CY2015Q2	us-gaap	Interest Bearing Foreign Deposit Time Deposits InterestBearingForeignDepositTimeDeposits	99000000	USD
CY2014Q2	us-gaap	Interest Expense InterestExpense	25000000	USD
	us-gaap	Interest Expense InterestExpense	50000000	USD
CY2015Q2	us-gaap	Interest Expense InterestExpense	23000000	USD
	us-gaap	Interest Expense InterestExpense	45000000	USD
CY2014Q2	us-gaap	Interest Expense Deposits InterestExpenseDeposits	11000000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	22000000	USD
CY2015Q2	us-gaap	Interest Expense Deposits InterestExpenseDeposits	11000000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	22000000	USD
CY2014Q2	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	14000000	USD
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	28000000	USD
CY2015Q2	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	12000000	USD
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	23000000	USD
CY2014Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	405000000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	806000000	USD
CY2015Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	374000000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	773000000	USD
CY2014Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	416000000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	826000000	USD
CY2015Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	421000000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	834000000	USD
	us-gaap	Interest Paid InterestPaid	50000000	USD
	us-gaap	Interest Paid InterestPaid	45000000	USD
CY2014Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	240000000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	487000000	USD
CY2015Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	251000000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	504000000	USD
CY2014Q2	us-gaap	Legal Fees LegalFees	5000000	USD
	us-gaap	Legal Fees LegalFees	10000000	USD
CY2015Q2	us-gaap	Legal Fees LegalFees	5000000	USD
	us-gaap	Legal Fees LegalFees	10000000	USD
CY2014Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	4000000000	USD
CY2015Q2	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	3800000000	USD
CY2014Q4	us-gaap	Liabilities Liabilities	61784000000	USD
CY2015Q2	us-gaap	Liabilities Liabilities	62422000000	USD
CY2014Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	69186000000	USD
CY2015Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	69945000000	USD
CY2014Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	594000000	USD
CY2015Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	618000000	USD
CY2014Q4	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	3000000	USD
CY2015Q2	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	0	USD
CY2014Q4	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	273000000	USD
CY2015Q2	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	349000000	USD
CY2014Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	48593000000	USD
CY2015Q2	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	49741000000	USD
CY2014Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	47999000000	USD
CY2015Q2	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	49123000000	USD
CY2014Q4	us-gaap	Long Term Debt LongTermDebt	2675000000	USD
CY2015Q2	us-gaap	Long Term Debt LongTermDebt	2841000000	USD
CY2014Q2	us-gaap	Loss Contingency Loss In Period LossContingencyLossInPeriod	3000000	USD
	us-gaap	Loss Contingency Loss In Period LossContingencyLossInPeriod	6000000	USD
CY2015Q2	us-gaap	Loss Contingency Loss In Period LossContingencyLossInPeriod	-30000000	USD
	us-gaap	Loss Contingency Loss In Period LossContingencyLossInPeriod	-29000000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-386000000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	924000000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-2517000000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1424000000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	346000000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	394000000	USD
CY2014Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	149000000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	286000000	USD
CY2015Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	134000000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	266000000	USD
CY2014Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	27224000000	USD
CY2015Q2	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	28167000000	USD
CY2014Q2	us-gaap	Noninterest Expense NoninterestExpense	404000000	USD
	us-gaap	Noninterest Expense NoninterestExpense	810000000	USD
CY2015Q2	us-gaap	Noninterest Expense NoninterestExpense	436000000	USD
	us-gaap	Noninterest Expense NoninterestExpense	895000000	USD
CY2014Q2	us-gaap	Noninterest Income NoninterestIncome	220000000	USD
	us-gaap	Noninterest Income NoninterestIncome	428000000	USD
CY2015Q2	us-gaap	Noninterest Income NoninterestIncome	261000000	USD
	us-gaap	Noninterest Income NoninterestIncome	516000000	USD
CY2014Q2	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	34000000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	63000000	USD
CY2015Q2	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	26000000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	53000000	USD
CY2014Q2	us-gaap	Occupancy Net OccupancyNet	39000000	USD
	us-gaap	Occupancy Net OccupancyNet	79000000	USD
CY2015Q2	us-gaap	Occupancy Net OccupancyNet	39000000	USD
	us-gaap	Occupancy Net OccupancyNet	77000000	USD
CY2014Q4	us-gaap	Other Assets OtherAssets	4434000000	USD
CY2015Q2	us-gaap	Other Assets OtherAssets	3978000000	USD
	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	1000000	USD
	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	0	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	74000000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-7000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	87000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	16000000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	13000000	USD
	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 Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	1000000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-2000000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	1000000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	-1000000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-1000000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-18000000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-35000000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	116000000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-17000000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	75000000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-11000000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	41000000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-6000000	USD
CY2014Q2	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	3000000	USD
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	7000000	USD
CY2015Q2	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	3000000	USD
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	7000000	USD
CY2014Q4	us-gaap	Other Liabilities OtherLiabilities	1507000000	USD
CY2015Q2	us-gaap	Other Liabilities OtherLiabilities	1265000000	USD
CY2014Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	39000000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	77000000	USD
CY2015Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	39000000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	78000000	USD
CY2014Q4	us-gaap	Other Short Term Investments OtherShortTermInvestments	99000000	USD
CY2015Q2	us-gaap	Other Short Term Investments OtherShortTermInvestments	119000000	USD
	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	-41000000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	2422000000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	1188000000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-1000000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-2000000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	141000000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	115000000	USD
	us-gaap	Payments For Repurchase Of Warrants PaymentsForRepurchaseOfWarrants	0	USD
	us-gaap	Payments For Repurchase Of Warrants PaymentsForRepurchaseOfWarrants	10000000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	65000000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	72000000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	940000000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	1055000000	USD
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	0	USD
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	166000000	USD
CY2015Q2	us-gaap	Pledged Financial Instruments Not Separately Reported Loans Receivable Pledged For Federal Home Loan Bank Debt PledgedFinancialInstrumentsNotSeparatelyReportedLoansReceivablePledgedForFederalHomeLoanBankDebt	14000000000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	36000000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	18000000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	349000000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	497000000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	825000000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	842000000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	0	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	153000000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-1000000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-2000000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-77000000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-60000000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	0	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	37000000	USD
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	9000000	USD
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	5000000	USD
CY2014Q2	us-gaap	Profit Loss ProfitLoss	151000000	USD
	us-gaap	Profit Loss ProfitLoss	290000000	USD
CY2015Q2	us-gaap	Profit Loss ProfitLoss	135000000	USD
	us-gaap	Profit Loss ProfitLoss	269000000	USD
CY2014Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	532000000	USD
CY2015Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	541000000	USD
CY2014Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	11000000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	20000000	USD
CY2015Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	47000000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	61000000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1256000000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	306000000	USD
CY2014Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	6744000000	USD
CY2014Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	49146225	shares
CY2015Q2	us-gaap	Treasury Stock Shares TreasuryStockShares	49803515	shares
CY2015Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	6908000000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	22000000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	24000000	USD
CY2014Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	116000000	USD
CY2015Q2	us-gaap	Short Term Borrowings ShortTermBorrowings	56000000	USD
CY2015Q2	us-gaap	Significant Change In Unrecognized Tax Benefits Is Reasonably Possible Amount Of Unrecorded Benefit SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit	8000000	USD
	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	32000000	USD
	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	10000000	USD
CY2013Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7150000000	USD
CY2014Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7369000000	USD
CY2014Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7402000000	USD
CY2015Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7523000000	USD
	us-gaap	Stockholders Equity Other StockholdersEquityOther	0	USD
	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	0	USD
	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	19000000	USD
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	11000000	USD
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	4000000	USD
CY2014Q4	us-gaap	Treasury Stock Value TreasuryStockValue	2259000000	USD
CY2015Q2	us-gaap	Treasury Stock Value TreasuryStockValue	2288000000	USD
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	141000000	USD
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	115000000	USD
CY2015Q2	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	6000000	USD
CY2014Q2	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	2000000	USD
	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	4000000	USD
CY2015Q2	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	1000000	USD
	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	3000000	USD
CY2014Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	14000000	USD
CY2015Q2	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	22000000	USD
CY2014Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	2000000	USD
CY2015Q2	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	3000000	USD
	us-gaap	Variable Interest Entity Financial Or Other Support Amount VariableInterestEntityFinancialOrOtherSupportAmount	0	USD
	us-gaap	Variable Interest Entity Financial Or Other Support Amount VariableInterestEntityFinancialOrOtherSupportAmount	0	USD
CY2015Q2	us-gaap	Variable Interest Entity Nonconsolidated Carrying Amount Liabilities VariableInterestEntityNonconsolidatedCarryingAmountLiabilities	130000000	USD
CY2014Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	186000000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	186000000	shares
CY2015Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	182000000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	182000000	shares
CY2014Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	179000000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	180000000	shares
CY2015Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	176000000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	176000000	shares

Files In Submission

Name	View Source	Status
0000028412-15-000095-index-headers.html	Edgar Link	pending
0000028412-15-000095-index.html	Edgar Link	pending
0000028412-15-000095.txt	Edgar Link	pending
0000028412-15-000095-xbrl.zip	Edgar Link	pending
cma-20150630.xml	Edgar Link	completed
cma-20150630.xsd	Edgar Link	pending
cma-20150630_cal.xml	Edgar Link	unprocessable
cma-20150630_def.xml	Edgar Link	unprocessable
cma-20150630_lab.xml	Edgar Link	unprocessable
cma-20150630_pre.xml	Edgar Link	unprocessable
cma2015q210q.htm	Edgar Link	pending
cma2015q210q_ex311.htm	Edgar Link	pending
cma2015q210q_ex312.htm	Edgar Link	pending
cma2015q210q_ex32.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
R32.htm	Edgar Link	pending
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
R45.htm	Edgar Link	pending
R46.htm	Edgar Link	pending
R47.htm	Edgar Link	pending
R48.htm	Edgar Link	pending
R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R50.htm	Edgar Link	pending
R51.htm	Edgar Link	pending
R52.htm	Edgar Link	pending
R53.htm	Edgar Link	pending
R54.htm	Edgar Link	pending
R55.htm	Edgar Link	pending
R56.htm	Edgar Link	pending
R57.htm	Edgar Link	pending
R58.htm	Edgar Link	pending
R59.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R60.htm	Edgar Link	pending
R61.htm	Edgar Link	pending
R62.htm	Edgar Link	pending
R63.htm	Edgar Link	pending
R64.htm	Edgar Link	pending
R65.htm	Edgar Link	pending
R66.htm	Edgar Link	pending
R67.htm	Edgar Link	pending
R68.htm	Edgar Link	pending
R69.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R70.htm	Edgar Link	pending
R71.htm	Edgar Link	pending
R72.htm	Edgar Link	pending
R73.htm	Edgar Link	pending
R74.htm	Edgar Link	pending
R75.htm	Edgar Link	pending
R76.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

Create your account

Find Stocks Worth Researching

Deeply Understand Businesses

Value Businesses Intelligently

$CMA
COMERICA INC /NEW/ Stock $cma

2015 Q2 Form 10-Q Financial Statement

#000002841215000095 Filed on July 27, 2015

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CMA COMERICA INC /NEW/ Stock $cma

2015 Q2 Form 10-Q Financial Statement

#000002841215000095 Filed on July 27, 2015

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CMA
COMERICA INC /NEW/ Stock $cma