$DFS
Discover Financial Services Stock $dfs

$dfs Overview Financials Valuation SEC Filings Company Website

2018 Q2 Form 10-Q Financial Statement

#000139361218000039 Filed on August 01, 2018

Income Statement

Concept	2018 Q2	2017 Q2
Revenue	$2.636B	$2.338B
YoY Change	12.75%	11.87%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development	$86.00M	$77.00M
YoY Change	11.69%	-13.48%
% of Gross Profit
Depreciation & Amortization	$109.0M	$95.00M
YoY Change	14.74%	3.26%
% of Gross Profit
Operating Expenses	$86.00M	$77.00M
YoY Change	11.69%	-13.48%
Operating Profit
YoY Change
Interest Expense	$507.0M	$400.0M
YoY Change	26.75%	17.99%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$877.0M	$867.0M
YoY Change	1.15%	-3.45%
Income Tax	$208.0M	$321.0M
% Of Pretax Income	23.72%	37.02%
Net Earnings	$669.0M	$546.0M
YoY Change	22.53%	-11.36%
Net Earnings / Revenue	25.38%	23.35%
Basic Earnings Per Share	$1.91	$1.41
Diluted Earnings Per Share	$1.91	$1.40
COMMON SHARES
Basic Shares Outstanding	348.0M shares	379.0M shares
Diluted Shares Outstanding	348.0M shares	379.0M shares

Balance Sheet

Concept	2018 Q2	2017 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$16.81B	$14.63B
YoY Change	14.92%	11.77%
Cash & Equivalents	$15.29B	$12.95B
Short-Term Investments	$1.522B	$1.679B
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$874.0M	$774.0M
YoY Change	12.92%	9.32%
Goodwill	$255.0M	$255.0M
YoY Change	0.0%	0.0%
Intangibles	$162.0M	$164.0M
YoY Change	-1.22%	-1.8%
Long-Term Investments	$275.0M	$332.0M
YoY Change	-17.17%	6.41%
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$102.8B	$93.76B
YoY Change	9.59%	7.14%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$3.927B	$3.196B
YoY Change	22.87%	9.98%
Deferred Revenue
YoY Change
Short-Term Debt
YoY Change
Long-Term Debt Due	$2.773B	$2.201B
YoY Change	25.99%	76.08%
Total Short-Term Liabilities	$6.700B	$5.397B
YoY Change	24.14%	29.86%
LONG-TERM LIABILITIES
Long-Term Debt	$23.48B	$24.24B
YoY Change	-3.13%	3.44%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$23.48B	$24.24B
YoY Change	-3.13%	3.44%
TOTAL LIABILITIES
Total Short-Term Liabilities	$6.700B	$5.397B
Total Long-Term Liabilities	$23.48B	$24.24B
Total Liabilities	$91.86B	$82.50B
YoY Change	11.35%	8.39%
SHAREHOLDERS EQUITY
Retained Earnings	$17.79B	$15.99B
YoY Change	11.25%	12.69%
Common Stock	$6.000M	$6.000M
YoY Change	0.0%	20.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$11.39B	$9.143B
YoY Change	24.62%	28.52%
Treasury Stock Shares	220.7M shares	188.3M shares
Shareholders Equity	$10.89B	$11.26B
YoY Change
Total Liabilities & Shareholders Equity	$102.8B	$93.76B
YoY Change	9.59%	7.14%

Cashflow Statement

Concept	2018 Q2	2017 Q2
OPERATING ACTIVITIES
Net Income	$669.0M	$546.0M
YoY Change	22.53%	-11.36%
Depreciation, Depletion And Amortization	$109.0M	$95.00M
YoY Change	14.74%	3.26%
Cash From Operating Activities	$1.586B	$1.019B
YoY Change	55.64%	54.86%
INVESTING ACTIVITIES
Capital Expenditures	-$60.00M	-$56.00M
YoY Change	7.14%	40.0%
Acquisitions
YoY Change
Other Investing Activities	-$2.585B	-$1.512B
YoY Change	70.97%	-1.69%
Cash From Investing Activities	-$2.645B	-$1.568B
YoY Change	68.69%	-0.63%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-120.0M	-1.664B
YoY Change	-92.79%	178.26%
NET CHANGE
Cash From Operating Activities	1.586B	1.019B
Cash From Investing Activities	-2.645B	-1.568B
Cash From Financing Activities	-120.0M	-1.664B
Net Change In Cash	-1.179B	-2.213B
YoY Change	-46.72%	45.78%
FREE CASH FLOW
Cash From Operating Activities	$1.586B	$1.019B
Capital Expenditures	-$60.00M	-$56.00M
Free Cash Flow	$1.646B	$1.075B
YoY Change	53.12%	54.01%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
	dei	Document Period End Date DocumentPeriodEndDate	2018-06-30
	dei	Document Type DocumentType	10-Q
	dei	Entity Central Index Key EntityCentralIndexKey	0001393612
CY2018Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	342658270	shares
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Registrant Name EntityRegistrantName	Discover Financial Services
	dfs	Amortizationofdeferredrevenuesandaccretionofaccretableyieldonacquiredloans Amortizationofdeferredrevenuesandaccretionofaccretableyieldonacquiredloans	195000000	USD
	dfs	Amortizationofdeferredrevenuesandaccretionofaccretableyieldonacquiredloans Amortizationofdeferredrevenuesandaccretionofaccretableyieldonacquiredloans	198000000	USD
CY2018Q2	dfs	Changein Effective Income Tax Rate ChangeinEffectiveIncomeTaxRate	-0.134
	dfs	Changein Effective Income Tax Rate ChangeinEffectiveIncomeTaxRate	-0.130
CY2018Q2	dfs	Changein Income Tax Expense Benefit Amount ChangeinIncomeTaxExpenseBenefitAmount	-113000000	USD
	dfs	Changein Income Tax Expense Benefit Amount ChangeinIncomeTaxExpenseBenefitAmount	-227000000	USD
CY2017Q2	dfs	Charge Offs Net ChargeOffsNet	520000000	USD
	dfs	Charge Offs Net ChargeOffsNet	1009000000	USD
CY2018Q2	dfs	Charge Offs Net ChargeOffsNet	649000000	USD
	dfs	Charge Offs Net ChargeOffsNet	1284000000	USD
CY2018Q2	dfs	Common Equity Tier One Capital Requiredfor Capital Adequacyto Risk Weighted Assets CommonEquityTierOneCapitalRequiredforCapitalAdequacytoRiskWeightedAssets	0.045
CY2017Q2	dfs	Customer Rewardsand Issuer Interchange CustomerRewardsandIssuerInterchange	388000000	USD
	dfs	Customer Rewardsand Issuer Interchange CustomerRewardsandIssuerInterchange	751000000	USD
CY2018Q2	dfs	Customer Rewardsand Issuer Interchange CustomerRewardsandIssuerInterchange	461000000	USD
	dfs	Customer Rewardsand Issuer Interchange CustomerRewardsandIssuerInterchange	853000000	USD
	dfs	Deposits Source Channels DepositsSourceChannels	2	channels
CY2017Q4	dfs	Derivative Collateral Rightto Reclaim Cashand Securities DerivativeCollateralRighttoReclaimCashandSecurities	3000000	USD
CY2018Q2	dfs	Derivative Collateral Rightto Reclaim Cashand Securities DerivativeCollateralRighttoReclaimCashandSecurities	0	USD
CY2017Q2	dfs	Discount And Interchange Revenue DiscountAndInterchangeRevenue	278000000	USD
	dfs	Discount And Interchange Revenue DiscountAndInterchangeRevenue	511000000	USD
CY2018Q2	dfs	Discount And Interchange Revenue DiscountAndInterchangeRevenue	263000000	USD
	dfs	Discount And Interchange Revenue DiscountAndInterchangeRevenue	517000000	USD
CY2017Q2	dfs	Fees Accrued Subsequently Charged Off Net Of Recoveries FeesAccruedSubsequentlyChargedOffNetOfRecoveries	23000000	USD
	dfs	Fees Accrued Subsequently Charged Off Net Of Recoveries FeesAccruedSubsequentlyChargedOffNetOfRecoveries	45000000	USD
CY2018Q2	dfs	Fees Accrued Subsequently Charged Off Net Of Recoveries FeesAccruedSubsequentlyChargedOffNetOfRecoveries	28000000	USD
	dfs	Fees Accrued Subsequently Charged Off Net Of Recoveries FeesAccruedSubsequentlyChargedOffNetOfRecoveries	55000000	USD
	dfs	Financing Receivable Modifications Subsequent Default Numberof Missed Payments FinancingReceivableModificationsSubsequentDefaultNumberofMissedPayments	2	missed_payments
CY2017Q2	dfs	Interest And Fees Accrued Subsequently Charged Off Net Of Recoveries InterestAndFeesAccruedSubsequentlyChargedOffNetOfRecoveries	87000000	USD
	dfs	Interest And Fees Accrued Subsequently Charged Off Net Of Recoveries InterestAndFeesAccruedSubsequentlyChargedOffNetOfRecoveries	171000000	USD
CY2018Q2	dfs	Interest And Fees Accrued Subsequently Charged Off Net Of Recoveries InterestAndFeesAccruedSubsequentlyChargedOffNetOfRecoveries	110000000	USD
	dfs	Interest And Fees Accrued Subsequently Charged Off Net Of Recoveries InterestAndFeesAccruedSubsequentlyChargedOffNetOfRecoveries	219000000	USD
	dfs	Loan Portfolio Segments LoanPortfolioSegments	3	segment
CY2017Q2	dfs	Net Charge Off Rate NetChargeOffRate	0.0271
	dfs	Net Charge Off Rate NetChargeOffRate	0.0265
CY2018Q2	dfs	Net Charge Off Rate NetChargeOffRate	0.0311
	dfs	Net Charge Off Rate NetChargeOffRate	0.0310
CY2017Q2	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	532000000	USD
	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	1083000000	USD
CY2018Q2	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	663000000	USD
	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	1309000000	USD
CY2017Q2	dfs	Other Incomenot Subjectto Asc606 OtherIncomenotSubjecttoASC606	83000000	USD
	dfs	Other Incomenot Subjectto Asc606 OtherIncomenotSubjecttoASC606	172000000	USD
CY2018Q2	dfs	Other Incomenot Subjectto Asc606 OtherIncomenotSubjecttoASC606	95000000	USD
	dfs	Other Incomenot Subjectto Asc606 OtherIncomenotSubjecttoASC606	191000000	USD
CY2017Q2	dfs	Percentage Of Defaulted Loans That Charged Off PercentageOfDefaultedLoansThatChargedOff	0.39
	dfs	Percentage Of Defaulted Loans That Charged Off PercentageOfDefaultedLoansThatChargedOff	0.39
CY2018Q2	dfs	Percentage Of Defaulted Loans That Charged Off PercentageOfDefaultedLoansThatChargedOff	0.34
	dfs	Percentage Of Defaulted Loans That Charged Off PercentageOfDefaultedLoansThatChargedOff	0.36
CY2017Q4	dfs	Private Student Loans In Forbearance As Percentage Of Student Loans PrivateStudentLoansInForbearanceAsPercentageOfStudentLoans	0.005
CY2018Q2	dfs	Private Student Loans In Forbearance As Percentage Of Student Loans PrivateStudentLoansInForbearanceAsPercentageOfStudentLoans	0.007
CY2017Q4	dfs	Settlement Withholdings And Escrow Deposits SettlementWithholdingsAndEscrowDeposits	10000000	USD
CY2018Q2	dfs	Settlement Withholdings And Escrow Deposits SettlementWithholdingsAndEscrowDeposits	13000000	USD
	dfs	Student Loan Forbearance Lifetime Cap StudentLoanForbearanceLifetimeCap	P12M
CY2017Q4	dfs	Student Loans In Forbearance StudentLoansInForbearance	29000000	USD
CY2018Q2	dfs	Student Loans In Forbearance StudentLoansInForbearance	40000000	USD
	dfs	Tax Cuts And Jobs Act Of2017 Reclassification From Aoci To Retained Earnings Tax Effect TaxCutsAndJobsActOf2017ReclassificationFromAOCIToRetainedEarningsTaxEffect	0	USD
CY2017Q2	dfs	Transaction Processing Revenue TransactionProcessingRevenue	42000000	USD
	dfs	Transaction Processing Revenue TransactionProcessingRevenue	81000000	USD
CY2018Q2	dfs	Transaction Processing Revenue TransactionProcessingRevenue	42000000	USD
	dfs	Transaction Processing Revenue TransactionProcessingRevenue	85000000	USD
CY2017Q4	us-gaap	Accrued Liabilities Current And Noncurrent AccruedLiabilitiesCurrentAndNoncurrent	4105000000	USD
CY2018Q2	us-gaap	Accrued Liabilities Current And Noncurrent AccruedLiabilitiesCurrentAndNoncurrent	3927000000	USD
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-161000000	USD
CY2017Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-155000000	USD
CY2017Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-150000000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-152000000	USD
CY2018Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-139000000	USD
CY2018Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-162000000	USD
CY2018Q2	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	20000000	USD
CY2017Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	4042000000	USD
CY2018Q2	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	4089000000	USD
CY2018Q2	us-gaap	Allowance For Loan And Lease Losses Adjustments Net AllowanceForLoanAndLeaseLossesAdjustmentsNet	-1000000	USD
	us-gaap	Allowance For Loan And Lease Losses Adjustments Net AllowanceForLoanAndLeaseLossesAdjustmentsNet	-2000000	USD
CY2017Q4	us-gaap	Amortization Method Qualified Affordable Housing Project Investments AmortizationMethodQualifiedAffordableHousingProjectInvestments	288000000	USD
CY2018Q2	us-gaap	Amortization Method Qualified Affordable Housing Project Investments AmortizationMethodQualifiedAffordableHousingProjectInvestments	271000000	USD
CY2017Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2018Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2017Q4	us-gaap	Assets Assets	100087000000	USD
CY2018Q2	us-gaap	Assets Assets	102751000000	USD
CY2017Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	1000000	USD
CY2018Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	0	USD
CY2017Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	9000000	USD
CY2018Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	18000000	USD
CY2017Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1403000000	USD
CY2018Q2	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1314000000	USD
CY2018Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	498000000	USD
CY2018Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	484000000	USD
CY2018Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	90000000	USD
CY2018Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	88000000	USD
CY2018Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	51000000	USD
CY2018Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	50000000	USD
CY2018Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	675000000	USD
CY2018Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	674000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1395000000	USD
CY2018Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1296000000	USD
CY2017Q2	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	0	USD
	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	0	USD
CY2018Q2	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	0	USD
	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	0	USD
CY2018Q2	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.08
CY2017Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	12950000000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	13306000000	USD
CY2018Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	15289000000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	12009000000	USD
CY2017Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	13043000000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	13387000000	USD
CY2018Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	15919000000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	1034000000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	2532000000	USD
CY2016Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	796000000	USD
CY2017Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	755000000	USD
CY2017Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	725000000	USD
CY2017Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	669000000	USD
CY2018Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	633000000	USD
CY2018Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	608000000	USD
CY2017Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	40000000	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	81000000	USD
CY2018Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	36000000	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	72000000	USD
CY2017Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications To From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference	10000000	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications To From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference	10000000	USD
CY2018Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications To From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference	11000000	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications To From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference	11000000	USD
CY2017Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2018Q2	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.30
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.60
CY2018Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.70
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2018Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	2000000000	shares
CY2018Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	2000000000	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	563497702	shares
CY2018Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	564557895	shares
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	6000000	USD
CY2018Q2	us-gaap	Common Stock Value CommonStockValue	6000000	USD
CY2017Q2	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	77000000	USD
	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	157000000	USD
CY2018Q2	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	86000000	USD
	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	168000000	USD
CY2017Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	551000000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1121000000	USD
CY2018Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	675000000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1354000000	USD
CY2018Q2	us-gaap	Contractual Maturities Time Deposits100000 Or More After12 Months ContractualMaturitiesTimeDeposits100000OrMoreAfter12Months	2620000000	USD
CY2018Q2	us-gaap	Contractual Maturities Time Deposits100000 Or More Six Months Through12 Months ContractualMaturitiesTimeDeposits100000OrMoreSixMonthsThrough12Months	1932000000	USD
CY2018Q2	us-gaap	Contractual Maturities Time Deposits100000 Or More Three Months Or Less ContractualMaturitiesTimeDeposits100000OrMoreThreeMonthsOrLess	880000000	USD
CY2018Q2	us-gaap	Contractual Maturities Time Deposits100000 Or More Three Months Through Six Months ContractualMaturitiesTimeDeposits100000OrMoreThreeMonthsThroughSixMonths	826000000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-46000000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-137000000	USD
CY2017Q4	us-gaap	Deposits Deposits	58764000000	USD
CY2018Q2	us-gaap	Deposits Deposits	61683000000	USD
CY2017Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	28413000000	USD
CY2018Q2	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	31070000000	USD
CY2017Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	1000000	USD
CY2018Q2	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	11000000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	6000000	USD
CY2018Q2	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	11000000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	5000000	USD
CY2018Q2	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	0	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	3000000	USD
CY2018Q2	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	0	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	0	USD
CY2018Q2	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	0	USD
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CY2017Q2	us-gaap	Dividends Preferred Stock DividendsPreferredStock	10000000	USD
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CY2018Q2	us-gaap	Dividends Preferred Stock DividendsPreferredStock	0	USD
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CY2018Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.91
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CY2017Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.40
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CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.91
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CY2017Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.371
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CY2018Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.237
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CY2017Q2	us-gaap	Fees And Commissions Credit Cards FeesAndCommissionsCreditCards	83000000	USD
	us-gaap	Fees And Commissions Credit Cards FeesAndCommissionsCreditCards	172000000	USD
CY2018Q2	us-gaap	Fees And Commissions Credit Cards FeesAndCommissionsCreditCards	95000000	USD
	us-gaap	Fees And Commissions Credit Cards FeesAndCommissionsCreditCards	191000000	USD
CY2017Q2	us-gaap	Fees And Commissions Other FeesAndCommissionsOther	56000000	USD
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CY2018Q2	us-gaap	Fees And Commissions Other FeesAndCommissionsOther	50000000	USD
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CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	2306000000	USD
CY2018Q2	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	2475000000	USD
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	286000000	USD
CY2018Q2	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	326000000	USD
CY2017Q2	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	125000000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	247000000	USD
CY2018Q2	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	140000000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	274000000	USD
CY2017Q2	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	645000000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	1256000000	USD
CY2018Q2	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	789000000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	1558000000	USD
CY2017Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	80547000000	USD
CY2018Q2	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	80903000000	USD
CY2017Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	1617000000	USD
CY2018Q2	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	2044000000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	754000000	USD
CY2018Q2	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	755000000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	233000000	USD
CY2018Q2	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	244000000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	1806000000	USD
CY2018Q2	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	1725000000	USD
	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	-27000000	USD
	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	-22000000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	255000000	USD
CY2018Q2	us-gaap	Goodwill Goodwill	255000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	173000000	USD
CY2018Q2	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	226000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	1000000	USD
CY2018Q2	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	0	USD
CY2017Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	1000000	USD
CY2018Q2	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	4000000	USD
CY2018Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	0	USD
CY2018Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	0	USD
CY2018Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	0	USD
CY2018Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	0	USD
CY2018Q2	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	222000000	USD
CY2018Q2	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	226000000	USD
CY2018Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	0	USD
CY2018Q2	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	173000000	USD
CY2018Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	222000000	USD
CY2017Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	867000000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	1735000000	USD
CY2018Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	877000000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	1733000000	USD
CY2017Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	321000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	625000000	USD
CY2018Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	208000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	398000000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	858000000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	2900000000	USD
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	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-314000000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-141000000	USD
CY2017Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	163000000	USD
CY2018Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	162000000	USD
CY2017Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	2338000000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	4616000000	USD
CY2018Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	2636000000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	5205000000	USD
CY2017Q2	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	7000000	USD
	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	14000000	USD
CY2018Q2	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	6000000	USD
	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	13000000	USD
CY2017Q2	us-gaap	Interest And Fee Income Loans Consumer Installment Credit Card InterestAndFeeIncomeLoansConsumerInstallmentCreditCard	1916000000	USD
	us-gaap	Interest And Fee Income Loans Consumer Installment Credit Card InterestAndFeeIncomeLoansConsumerInstallmentCreditCard	3792000000	USD
CY2018Q2	us-gaap	Interest And Fee Income Loans Consumer Installment Credit Card InterestAndFeeIncomeLoansConsumerInstallmentCreditCard	2139000000	USD
	us-gaap	Interest And Fee Income Loans Consumer Installment Credit Card InterestAndFeeIncomeLoansConsumerInstallmentCreditCard	4229000000	USD
CY2017Q2	us-gaap	Interest And Fee Income Loans Other Consumer InterestAndFeeIncomeLoansOtherConsumer	379000000	USD
	us-gaap	Interest And Fee Income Loans Other Consumer InterestAndFeeIncomeLoansOtherConsumer	746000000	USD
CY2018Q2	us-gaap	Interest And Fee Income Loans Other Consumer InterestAndFeeIncomeLoansOtherConsumer	421000000	USD
	us-gaap	Interest And Fee Income Loans Other Consumer InterestAndFeeIncomeLoansOtherConsumer	838000000	USD
CY2017Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	58165000000	USD
CY2018Q2	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	61068000000	USD
CY2017Q2	us-gaap	Interest Expense InterestExpense	400000000	USD
	us-gaap	Interest Expense InterestExpense	786000000	USD
CY2018Q2	us-gaap	Interest Expense InterestExpense	507000000	USD
	us-gaap	Interest Expense InterestExpense	976000000	USD
CY2017Q2	us-gaap	Interest Expense Deposits InterestExpenseDeposits	199000000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	390000000	USD
CY2018Q2	us-gaap	Interest Expense Deposits InterestExpenseDeposits	287000000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	549000000	USD
	us-gaap	Interest Expense Domestic Deposit Liabilities Withdrawal Penalties InterestExpenseDomesticDepositLiabilitiesWithdrawalPenalties	1000000	USD
CY2018Q2	us-gaap	Interest Expense Domestic Deposit Liabilities Withdrawal Penalties InterestExpenseDomesticDepositLiabilitiesWithdrawalPenalties	1000000	USD
	us-gaap	Interest Expense Domestic Deposit Liabilities Withdrawal Penalties InterestExpenseDomesticDepositLiabilitiesWithdrawalPenalties	1000000	USD
CY2017Q2	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	201000000	USD
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	396000000	USD
CY2018Q2	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	220000000	USD
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	427000000	USD
CY2017Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	1298000000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	2604000000	USD
CY2018Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	1387000000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	2736000000	USD
CY2017Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	1938000000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	3830000000	USD
CY2018Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	2129000000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	4229000000	USD
CY2017Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	367000000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	730000000	USD
CY2018Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	400000000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	805000000	USD
CY2017Q4	us-gaap	Liabilities Liabilities	89195000000	USD
CY2018Q2	us-gaap	Liabilities Liabilities	91862000000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	100087000000	USD
CY2018Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	102751000000	USD
CY2016Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	2167000000	USD
CY2017Q1	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	2264000000	USD
CY2017Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	2384000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	2621000000	USD
CY2018Q1	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	2736000000	USD
CY2018Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	2828000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	84248000000	USD
CY2018Q2	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	84789000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	81627000000	USD
CY2018Q2	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	81961000000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	26326000000	USD
CY2018Q2	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	26252000000	USD
CY2018Q2	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	8450000000	USD
CY2018Q2	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	2784000000	USD
CY2018Q2	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	1564000000	USD
CY2018Q2	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	4688000000	USD
CY2018Q2	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	5993000000	USD
CY2018Q2	us-gaap	Long Term Debt Maturities Repayments Of Principal Remainder Of Fiscal Year LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear	2773000000	USD
CY2017Q4	us-gaap	Marketable Securities MarketableSecurities	1568000000	USD
CY2018Q2	us-gaap	Marketable Securities MarketableSecurities	1522000000	USD
CY2017Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	192000000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	360000000	USD
CY2018Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	224000000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	409000000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	589000000	USD
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CY2017Q2	us-gaap	Net Income Loss NetIncomeLoss	546000000	USD
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CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	669000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	1335000000	USD
CY2017Q2	us-gaap	Net Income Loss Attributable To Parent Diluted NetIncomeLossAttributableToParentDiluted	532000000	USD
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CY2018Q2	us-gaap	Net Income Loss Attributable To Parent Diluted NetIncomeLossAttributableToParentDiluted	663000000	USD
	us-gaap	Net Income Loss Attributable To Parent Diluted NetIncomeLossAttributableToParentDiluted	1309000000	USD
CY2017Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	536000000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1091000000	USD
CY2018Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	669000000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1319000000	USD
CY2017Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	599000000	USD
CY2018Q2	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	615000000	USD
CY2017Q2	us-gaap	Noninterest Expense NoninterestExpense	912000000	USD
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CY2018Q2	us-gaap	Noninterest Expense NoninterestExpense	984000000	USD
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CY2017Q2	us-gaap	Noninterest Income NoninterestIncome	481000000	USD
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CY2018Q2	us-gaap	Noninterest Income NoninterestIncome	474000000	USD
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CY2017Q2	us-gaap	Noninterest Income Other NoninterestIncomeOther	22000000	USD
	us-gaap	Noninterest Income Other NoninterestIncomeOther	50000000	USD
CY2018Q2	us-gaap	Noninterest Income Other NoninterestIncomeOther	24000000	USD
	us-gaap	Noninterest Income Other NoninterestIncomeOther	53000000	USD
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CY2017Q2	us-gaap	Occupancy Net OccupancyNet	23000000	USD
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CY2018Q2	us-gaap	Occupancy Net OccupancyNet	24000000	USD
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CY2018Q2	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	89000000	USD
CY2018Q2	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	7000000	USD
CY2018Q2	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	10000000	USD
CY2018Q2	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	11000000	USD
CY2018Q2	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	13000000	USD
CY2018Q2	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	41000000	USD
CY2018Q2	us-gaap	Operating Leases Future Minimum Payments Remainder Of Fiscal Year OperatingLeasesFutureMinimumPaymentsRemainderOfFiscalYear	7000000	USD
CY2017Q4	us-gaap	Other Assets OtherAssets	2262000000	USD
CY2018Q2	us-gaap	Other Assets OtherAssets	2058000000	USD
CY2017Q2	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	0	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-1000000	USD
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CY2017Q2	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	0	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	0	USD
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CY2017Q2	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	5000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	7000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-1000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	0	USD
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CY2017Q2	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	6000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	9000000	USD
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CY2017Q2	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	5000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	7000000	USD
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CY2017Q2	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	1000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	2000000	USD
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CY2017Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	5000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	6000000	USD
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CY2017Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	-3000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	1000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	1000000	USD
CY2017Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	0	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	0	USD
CY2017Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	3000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	10000000	USD
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CY2017Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	2000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	8000000	USD
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CY2017Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	1000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	2000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-1000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-1000000	USD
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CY2018Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	0	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-2000000	USD
	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	188000000	USD
	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	216000000	USD
CY2017Q2	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	36000000	USD
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	64000000	USD
CY2018Q2	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	70000000	USD
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	125000000	USD
CY2017Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	97000000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	199000000	USD
CY2018Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	89000000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	204000000	USD
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	33000000	USD
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	44000000	USD
CY2017Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	0	USD
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CY2018Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	0	USD
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CY2017Q2	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	4000000	USD
	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	8000000	USD
CY2018Q2	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	6000000	USD
	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	10000000	USD
CY2017Q2	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	4000000	USD
	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	8000000	USD
CY2018Q2	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	6000000	USD
	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	10000000	USD
	us-gaap	Payments For Proceeds From Investments PaymentsForProceedsFromInvestments	-14000000	USD
	us-gaap	Payments For Proceeds From Investments PaymentsForProceedsFromInvestments	0	USD
	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	1550000000	USD
	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	1639000000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	970000000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1140000000	USD
	us-gaap	Payments Of Ordinary Dividends PaymentsOfOrdinaryDividends	251000000	USD
	us-gaap	Payments Of Ordinary Dividends PaymentsOfOrdinaryDividends	264000000	USD
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	36000000	USD
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	62000000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	23000000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	5000000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	103000000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	118000000	USD
CY2017Q4	us-gaap	Preferred Stock Liquidation Preference Value PreferredStockLiquidationPreferenceValue	570000000	USD
CY2018Q2	us-gaap	Preferred Stock Liquidation Preference Value PreferredStockLiquidationPreferenceValue	570000000	USD
CY2017Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2018Q2	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	200000000	shares
CY2018Q2	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	200000000	shares
CY2017Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	5700	shares
CY2018Q2	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	5700	shares
CY2017Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	5700	shares
CY2018Q2	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	5700	shares
CY2017Q4	us-gaap	Preferred Stock Value PreferredStockValue	563000000	USD
CY2018Q2	us-gaap	Preferred Stock Value PreferredStockValue	563000000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	2000000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	3000000	USD
	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	2952000000	USD
	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	2184000000	USD
	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	1050000000	USD
	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	844000000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	7000000	USD
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	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	104000000	USD
	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	86000000	USD
CY2017Q2	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	USD
CY2018Q2	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	USD
CY2017Q2	us-gaap	Professional Fees ProfessionalFees	156000000	USD
	us-gaap	Professional Fees ProfessionalFees	303000000	USD
CY2018Q2	us-gaap	Professional Fees ProfessionalFees	161000000	USD
	us-gaap	Professional Fees ProfessionalFees	316000000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	825000000	USD
CY2018Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	874000000	USD
CY2017Q2	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	640000000	USD
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	1226000000	USD
CY2018Q2	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	742000000	USD
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	1493000000	USD
CY2017Q4	us-gaap	Qualified Affordable Housing Project Investments Commitment QualifiedAffordableHousingProjectInvestmentsCommitment	66000000	USD
CY2018Q2	us-gaap	Qualified Affordable Housing Project Investments Commitment QualifiedAffordableHousingProjectInvestmentsCommitment	63000000	USD
	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	2651000000	USD
	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	2337000000	USD
	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	401000000	USD
	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	753000000	USD
CY2017Q2	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	93000000	USD
CY2017Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	81000000	USD
CY2018Q2	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	630000000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	16687000000	USD
CY2018Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	17787000000	USD
	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	3000000	USD
	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	3000000	USD
	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	33000000	USD
	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	44000000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	11323000000	USD
CY2017Q2	us-gaap	Stockholders Equity StockholdersEquity	11259000000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	10892000000	USD
CY2018Q2	us-gaap	Stockholders Equity StockholdersEquity	10889000000	USD
CY2018Q2	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.04
CY2018Q2	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.06
CY2018Q2	us-gaap	Time Deposit Maturities After Year Five TimeDepositMaturitiesAfterYearFive	3263000000	USD
CY2018Q2	us-gaap	Time Deposit Maturities Remainder Of Fiscal Year TimeDepositMaturitiesRemainderOfFiscalYear	6672000000	USD
CY2018Q2	us-gaap	Time Deposit Maturities Year Five TimeDepositMaturitiesYearFive	2298000000	USD
CY2018Q2	us-gaap	Time Deposit Maturities Year Four TimeDepositMaturitiesYearFour	3573000000	USD
CY2018Q2	us-gaap	Time Deposit Maturities Year Three TimeDepositMaturitiesYearThree	5095000000	USD
CY2018Q2	us-gaap	Time Deposit Maturities Year Two TimeDepositMaturitiesYearTwo	9097000000	USD
CY2018Q2	us-gaap	Time Deposits TimeDeposits	29998000000	USD
CY2017Q4	us-gaap	Time Deposits100000 Or More TimeDeposits100000OrMore	5984000000	USD
CY2018Q2	us-gaap	Time Deposits100000 Or More TimeDeposits100000OrMore	6258000000	USD
CY2017Q4	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	1400000000	USD
CY2018Q2	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	1500000000	USD
CY2017Q4	us-gaap	Time Deposits Less Than100000 TimeDepositsLessThan100000	23768000000	USD
CY2018Q2	us-gaap	Time Deposits Less Than100000 TimeDepositsLessThan100000	23740000000	USD
CY2017Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	205577507	shares
CY2018Q2	us-gaap	Treasury Stock Shares TreasuryStockShares	220657224	shares
CY2017Q4	us-gaap	Treasury Stock Value TreasuryStockValue	10254000000	USD
CY2018Q2	us-gaap	Treasury Stock Value TreasuryStockValue	11394000000	USD
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CY2017Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	379000000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	382000000	shares
CY2018Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	348000000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	351000000	shares
CY2017Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	379000000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	382000000	shares
CY2018Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	348000000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	351000000	shares
	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:13px;text-align:left;text-indent:36px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The preparation of financial statements in conformity with GAAP requires the Company to make estimates and assumptions that affect the amounts reported in the condensed consolidated financial statements and related disclosures. These estimates are based on information available as of the date of the condensed consolidated financial statements. The Company believes that the estimates used in the preparation of the condensed consolidated financial statements are reasonable. Actual results could differ from these estimates.</font></div></div>

Files In Submission

Name	View Source	Status
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$DFS
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2018 Q2 Form 10-Q Financial Statement

#000139361218000039 Filed on August 01, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$DFS Discover Financial Services Stock $dfs

2018 Q2 Form 10-Q Financial Statement

#000139361218000039 Filed on August 01, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$DFS
Discover Financial Services Stock $dfs