$DFS
Discover Financial Services Stock $dfs

$dfs Overview Financials Valuation SEC Filings Company Website

2011 Form 10-K Financial Statement

#000139361212000008 Filed on January 26, 2012

Income Statement

Concept	2011	2010 Q4	2010 Q3
Revenue	$6.345B	$1.499B	$1.536B
YoY Change	3.24%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development	$264.0M		$62.36M
YoY Change	2.33%
% of Gross Profit
Depreciation & Amortization	$90.00M	$20.90M	$21.80M
YoY Change	1.12%	-14.69%	-10.29%
% of Gross Profit
Operating Expenses	$264.0M		$62.36M
YoY Change	2.33%
Operating Profit
YoY Change
Interest Expense	$1.485B	$375.5M	$389.1M
YoY Change	-6.19%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$3.511B	$585.2M	$432.1M
YoY Change	176.67%	2.62%	-54.02%
Income Tax	$1.284B	$235.6M	$171.5M
% Of Pretax Income	36.57%	40.26%	39.69%
Net Earnings	$2.227B	$349.6M	$260.6M
YoY Change	191.11%	-0.81%	-54.87%
Net Earnings / Revenue	35.1%	23.32%	16.97%
Basic Earnings Per Share	$4.06	$0.64	$0.47
Diluted Earnings Per Share	$4.06	$0.64	$0.47
COMMON SHARES
Basic Shares Outstanding	542.0M shares		544.3M shares
Diluted Shares Outstanding	543.0M shares		547.1M shares

Balance Sheet

Concept	2011	2010 Q4	2010 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments		$10.17B
YoY Change		-43.65%
Cash & Equivalents		$5.099B	$7.916B
Short-Term Investments		$5.075B
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$483.0M	$460.7M	$457.0M
YoY Change	4.77%	-7.67%	-11.78%
Goodwill		$0.00
YoY Change
Intangibles		$189.0M
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	$68.78B	$60.78B	$60.06B
YoY Change	13.16%	32.08%	40.66%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$2.627B	$2.209B	$1.991B
YoY Change	18.92%	-2.08%	-3.44%
Deferred Revenue
YoY Change
Short-Term Debt	$50.00M	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$2.627B	$2.209B	$1.991B
YoY Change	18.92%	-27.93%	-32.53%
LONG-TERM LIABILITIES
Long-Term Debt	$18.29B	$17.71B	$17.71B
YoY Change	3.28%	629.24%	886.57%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$18.29B	$17.71B	$17.71B
YoY Change	3.28%	629.24%	886.57%
TOTAL LIABILITIES
Total Short-Term Liabilities	$2.627B	$2.209B	$1.991B
Total Long-Term Liabilities	$18.29B	$17.71B	$17.71B
Total Liabilities	$60.54B	$54.33B	$53.95B
YoY Change	11.44%	44.55%	57.22%
SHAREHOLDERS EQUITY
Retained Earnings		$3.126B
YoY Change
Common Stock		$5.471M
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)		$27.88M
YoY Change
Treasury Stock Shares		2.447M shares
Shareholders Equity	$8.242B	$6.457B	$6.111B
YoY Change
Total Liabilities & Shareholders Equity	$68.78B	$60.78B	$60.06B
YoY Change	13.16%	32.08%	40.66%

Cashflow Statement

Concept	2011	2010 Q4	2010 Q3
OPERATING ACTIVITIES
Net Income	$2.227B	$349.6M	$260.6M
YoY Change	191.11%	-0.81%	-54.87%
Depreciation, Depletion And Amortization	$90.00M	$20.90M	$21.80M
YoY Change	1.12%	-14.69%	-10.29%
Cash From Operating Activities	$3.610B	$1.511B	$263.0M
YoY Change	-6.79%	50.85%	-61.47%
INVESTING ACTIVITIES
Capital Expenditures	$111.0M	-$25.50M	-$12.00M
YoY Change	101.82%	110.74%	1.69%
Acquisitions	$401.0M
YoY Change
Other Investing Activities	-$7.999B	-$4.464B	-$1.107B
YoY Change	59.57%	131.36%	234.37%
Cash From Investing Activities	-$8.122B	-$4.489B	-$1.119B
YoY Change	71.96%	131.23%	226.36%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$413.0M
YoY Change	5800.0%
Debt Paid & Issued, Net	$362.0M
YoY Change	-43.08%
Cash From Financing Activities	$2.263B	160.5M	-1.564B
YoY Change	-132.0%	-94.88%	-296.99%
NET CHANGE
Cash From Operating Activities	$3.610B	1.511B	263.0M
Cash From Investing Activities	-$8.122B	-4.489B	-1.119B
Cash From Financing Activities	$2.263B	160.5M	-1.564B
Net Change In Cash	-$2.249B	-2.817B	-2.420B
YoY Change	-71.61%	-228.5%	-313.5%
FREE CASH FLOW
Cash From Operating Activities	$3.610B	$1.511B	$263.0M
Capital Expenditures	$111.0M	-$25.50M	-$12.00M
Free Cash Flow	$3.499B	$1.537B	$275.0M
YoY Change	-8.36%	51.56%	-60.39%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2010Q4	us-gaap	Accrued Liabilities Current And Noncurrent AccruedLiabilitiesCurrentAndNoncurrent	2209011000	USD
CY2011Q4	us-gaap	Accrued Liabilities Current And Noncurrent AccruedLiabilitiesCurrentAndNoncurrent	2627086000	USD
CY2010Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-82548000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-51679000	USD
CY2009Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-154818000	USD
CY2011	us-gaap	Advertising Cost Policy Expensed Advertising Cost AdvertisingCostPolicyExpensedAdvertisingCost	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:6px;padding-top:15px;text-align:left;text-indent:36px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"></font></div><div style="line-height:120%;padding-bottom:6px;padding-top:15px;text-align:left;text-indent:36px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;padding-bottom:6px;padding-top:15px;text-align:left;text-indent:36px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;">Advertising Costs</font><font style="font-family:inherit;font-size:10pt;">. The Company expenses advertising costs as incurred. Television advertising costs are expensed in the period in which the advertising is first aired. Advertising costs are recorded in marketing and business development and were </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">$150.1 million</font><font style="font-family:inherit;font-size:10pt;">, </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">$143.6 million</font><font style="font-family:inherit;font-size:10pt;"> and </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">$93.0 million</font><font style="font-family:inherit;font-size:10pt;"> for the years ended </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">November 30, 2011</font><font style="font-family:inherit;font-size:10pt;">, </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">2010</font><font style="font-family:inherit;font-size:10pt;"> and </font><font style="font-family:inherit;font-size:10pt;color:#000000;text-decoration:none;">2009</font><font style="font-family:inherit;font-size:10pt;">, respectively.</font></div></div>
CY2010	us-gaap	Advertising Expense AdvertisingExpense	143600000	USD
CY2009	us-gaap	Advertising Expense AdvertisingExpense	93000000	USD
CY2011	us-gaap	Advertising Expense AdvertisingExpense	150100000	USD
CY2008Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-66338000	USD
CY2011Q4	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	66000000	USD
CY2011Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	3507754000	USD
CY2010Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	3435318000	USD
CY2010	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-3209000	USD
CY2009	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-18601000	USD
CY2010	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	37081000	USD
CY2011	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	43777000	USD
CY2009	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	42889000	USD
CY2011	us-gaap	Allowance For Loan And Lease Losses Loans Sold AllowanceForLoanAndLeaseLossesLoansSold	0	USD
CY2009	us-gaap	Allowance For Loan And Lease Losses Loans Sold AllowanceForLoanAndLeaseLossesLoansSold	0	USD
CY2010	us-gaap	Allowance For Loan And Lease Losses Loans Sold AllowanceForLoanAndLeaseLossesLoansSold	25342000	USD
CY2009	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	7700000	USD
CY2011	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	8000000	USD
CY2010	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	6700000	USD
CY2011	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2010	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2010Q4	us-gaap	Assets Assets	60784968000	USD
CY2011Q4	us-gaap	Assets Assets	68783937000	USD
CY2011Q4	us-gaap	Assets Held For Sale Property Plant And Equipment AssetsHeldForSalePropertyPlantAndEquipment	0	USD
CY2010Q4	us-gaap	Assets Held For Sale Property Plant And Equipment AssetsHeldForSalePropertyPlantAndEquipment	6118000	USD
CY2011Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	6107831000	USD
CY2010Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	5002579000	USD
CY2010Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	4989958000	USD
CY2011Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	6019927000	USD
CY2011Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	0	USD
CY2011Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	0	USD
CY2011Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	4358564000	USD
CY2011Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	4443117000	USD
CY2011Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	0	USD
CY2011Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	0	USD
CY2011Q4	us-gaap	Available For Sale Securities Debt Maturities Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost	6019927000	USD
CY2011Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	1661363000	USD
CY2011Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	1664714000	USD
CY2011Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	6107831000	USD
CY2010Q4	us-gaap	Available For Sale Securities Fair Value Disclosure AvailableForSaleSecuritiesFairValueDisclosure	5002579000	USD
CY2011Q4	us-gaap	Available For Sale Securities Fair Value Disclosure AvailableForSaleSecuritiesFairValueDisclosure	6107831000	USD
CY2010Q4	us-gaap	Available For Sale Securities Gross Unrealized Losses1 AvailableForSaleSecuritiesGrossUnrealizedLosses1	3039000	USD
CY2011Q4	us-gaap	Available For Sale Securities Gross Unrealized Losses1 AvailableForSaleSecuritiesGrossUnrealizedLosses1	1228000	USD
CY2011Q4	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	89132000	USD
CY2010Q4	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	15660000	USD
CY2011	us-gaap	Business Combination Bargain Purchase Gain Recognized Amount BusinessCombinationBargainPurchaseGainRecognizedAmount	6835000	USD
CY2010	us-gaap	Business Combination Bargain Purchase Gain Recognized Amount BusinessCombinationBargainPurchaseGainRecognizedAmount	0	USD
CY2009	us-gaap	Business Combination Bargain Purchase Gain Recognized Amount BusinessCombinationBargainPurchaseGainRecognizedAmount	0	USD
CY2011Q4	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	2192000	USD
CY2011Q4	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	508000	USD
CY2011Q4	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	179000	USD
CY2011Q4	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	489000	USD
CY2011Q4	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	508000	USD
CY2011Q4	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	508000	USD
CY2011Q4	us-gaap	Capital Leases Future Minimum Payments Due Thereafter CapitalLeasesFutureMinimumPaymentsDueThereafter	0	USD
CY2011Q4	us-gaap	Capital Leases Future Minimum Payments Interest Included In Payments CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments	205000	USD
CY2011Q4	us-gaap	Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments	1987000	USD
CY2010	us-gaap	Capitalized Computer Software Amortization CapitalizedComputerSoftwareAmortization	25200000	USD
CY2009	us-gaap	Capitalized Computer Software Amortization CapitalizedComputerSoftwareAmortization	24900000	USD
CY2011	us-gaap	Capitalized Computer Software Amortization CapitalizedComputerSoftwareAmortization	29700000	USD
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2849843000	USD
CY2010Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	5098733000	USD
CY2008Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	10171143000	USD
CY2009Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	13020719000	USD
CY2011	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-2248890000	USD
CY2009	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	2849576000	USD
CY2010	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-7921986000	USD
CY2011Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	600000000	USD
CY2010Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	400000000	USD
CY2011	us-gaap	Cash Flow Hedge Gain Loss To Be Reclassified Within Twelve Months CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths	6800000	USD
CY2009	us-gaap	Cash Flows Between Transferee And Transferor Proceeds From Collections Reinvested In Revolving Period Transfers CashFlowsBetweenTransfereeAndTransferorProceedsFromCollectionsReinvestedInRevolvingPeriodTransfers	46753000000	USD
CY2009	us-gaap	Cash Flows Between Transferee And Transferor Proceeds From New Transfers CashFlowsBetweenTransfereeAndTransferorProceedsFromNewTransfers	3543000000	USD
CY2009	us-gaap	Cash Flows Between Transferee And Transferor Purchases Of Previously Transferred Financial Assets CashFlowsBetweenTransfereeAndTransferorPurchasesOfPreviouslyTransferredFinancialAssets	5739000000	USD
CY2009	us-gaap	Cash Flows Between Transferee And Transferor Receipts On Interests That Continue To Be Held Other CashFlowsBetweenTransfereeAndTransferorReceiptsOnInterestsThatContinueToBeHeldOther	1980000000	USD
CY2009	us-gaap	Cash Flows Between Transferee And Transferor Servicing Fees CashFlowsBetweenTransfereeAndTransferorServicingFees	490000000	USD
CY2011Q3	us-gaap	Certain Loans Acquired In Transfer Nonaccretable Difference CertainLoansAcquiredInTransferNonaccretableDifference	573000000	USD
CY2010Q4	us-gaap	Certain Loans Acquired In Transfer Nonaccretable Difference CertainLoansAcquiredInTransferNonaccretableDifference	683000000	USD
CY2011Q3	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	-855000000	USD
CY2011Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	2580000000	USD
CY2010Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	0	USD
CY2010Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	-1920000000	USD
CY2011	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	225000000	USD
CY2011	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsFromNonaccretableDifference	30000000	USD
CY2010Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Acquired During Period At Acquisition At Fair Value CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue	3070042000	USD
CY2011Q3	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Acquired During Period At Acquisition At Fair Value CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue	2433000000	USD
CY2011Q3	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Acquired During Period Cash Flows Expected To Be Collected At Acquisition CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition	3288000000	USD
CY2010Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Acquired During Period Cash Flows Expected To Be Collected At Acquisition CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition	4990000000	USD
CY2011Q3	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Acquired During Period Consumer Contractually Required Payments Receivable At Acquisition CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodConsumerContractuallyRequiredPaymentsReceivableAtAcquisition	3861000000	USD
CY2010Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Acquired During Period Consumer Contractually Required Payments Receivable At Acquisition CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodConsumerContractuallyRequiredPaymentsReceivableAtAcquisition	5673000000	USD
CY2011Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	5300000000	USD
CY2010Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	0	USD
CY2010Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Outstanding Balance CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance	3800000000	USD
CY2011Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2010Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2010	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.08
CY2009	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.12
CY2011	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.20
CY2010Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2011Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2011Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	2000000000	shares
CY2010Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	2000000000	shares
CY2011Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	549748783	shares
CY2010Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	547128270	shares
CY2011Q4	us-gaap	Common Stock Value CommonStockValue	5497000	USD
CY2010Q4	us-gaap	Common Stock Value CommonStockValue	5471000	USD
CY2010	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	258111000	USD
CY2009	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	289209000	USD
CY2011	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	263741000	USD
CY2009	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1187705000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	2257577000	USD
CY2010	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	758497000	USD
CY2011Q4	us-gaap	Credit Card Receivables CreditCardReceivables	46638625000	USD
CY2010Q4	us-gaap	Credit Card Receivables CreditCardReceivables	45156994000	USD
CY2009	us-gaap	Cumulative Effect Of Change In Accounting Principle Tabular Presentation By Financial Statement Line Item Adjustment Amount CumulativeEffectOfChangeInAccountingPrincipleTabularPresentationByFinancialStatementLineItemAdjustmentAmount	1110000	USD
CY2010	us-gaap	Cumulative Effect Of Change In Accounting Principle Tabular Presentation By Financial Statement Line Item Adjustment Amount CumulativeEffectOfChangeInAccountingPrincipleTabularPresentationByFinancialStatementLineItemAdjustmentAmount	1332556000	USD
CY2011	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	931207000	USD
CY2009	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	759683000	USD
CY2010	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	320739000	USD
CY2009	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	3415000	USD
CY2010	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	2438000	USD
CY2011	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	3790000	USD
CY2009	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	906708000	USD
CY2010	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	391490000	USD
CY2011	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	1052523000	USD
CY2010	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	68313000	USD
CY2011	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	117526000	USD
CY2009	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	143610000	USD
CY2011Q4	us-gaap	Deferred Costs Credit Card Origination Costs Amount DeferredCostsCreditCardOriginationCostsAmount	22900000	USD
CY2009	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	33700000	USD
CY2010Q4	us-gaap	Deferred Costs Credit Card Origination Costs Amount DeferredCostsCreditCardOriginationCostsAmount	12500000	USD
CY2010	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	107720000	USD
CY2011	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	227912000	USD
CY2009	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-50110000	USD
CY2009	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-273000	USD
CY2010	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	0	USD
CY2011	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	7000	USD
CY2011	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	232013000	USD
CY2009	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-61995000	USD
CY2010	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	112581000	USD
CY2010	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	4861000	USD
CY2011	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	4094000	USD
CY2009	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-11612000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	62600000	USD
CY2010Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	1609062000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	1387235000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	1217930000	USD
CY2010Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	1469205000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	1387235000	USD
CY2010Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	1586186000	USD
CY2010Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	76030000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	82080000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	90028000	USD
CY2010Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	67263000	USD
CY2010Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	1264069000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	829336000	USD
CY2010Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	22876000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0	USD
CY2010Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	116981000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	169305000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	68149000	USD
CY2010Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	42045000	USD
CY2010Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	41550000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	61138000	USD
CY2010Q4	us-gaap	Deferred Tax Liabilities Tax Deferred Income DeferredTaxLiabilitiesTaxDeferredIncome	33386000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities Tax Deferred Income DeferredTaxLiabilitiesTaxDeferredIncome	40018000	USD
CY2010Q4	us-gaap	Defined Benefit Plan Debt Securities DefinedBenefitPlanDebtSecurities	0.64
CY2010Q4	us-gaap	Defined Benefit Plan Equity Securities DefinedBenefitPlanEquitySecurities	0.36
CY2011Q4	us-gaap	Defined Benefit Plan Estimated Future Employer Contributions In Next Fiscal Year DefinedBenefitPlanEstimatedFutureEmployerContributionsInNextFiscalYear	1300000	USD
CY2010Q4	us-gaap	Defined Benefit Plan Other Plan Assets DefinedBenefitPlanOtherPlanAssets	0.00
CY2011	us-gaap	Defined Benefit Plan Target Allocation Percentage Of Assets Debt Securities DefinedBenefitPlanTargetAllocationPercentageOfAssetsDebtSecurities	0.64
CY2011	us-gaap	Defined Benefit Plan Target Allocation Percentage Of Assets Equity Securities DefinedBenefitPlanTargetAllocationPercentageOfAssetsEquitySecurities	0.35
CY2011	us-gaap	Defined Benefit Plan Target Allocation Percentage Of Assets Other DefinedBenefitPlanTargetAllocationPercentageOfAssetsOther	0.01
CY2010	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	31700000	USD
CY2011Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.84
CY2011Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.95
CY2011Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.18
CY2011Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.09
CY2010Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.47
CY2010Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.34
CY2011	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	37500000	USD
CY2011Q4	us-gaap	Deposits Deposits	39577462000	USD
CY2010Q4	us-gaap	Deposits Deposits	34413383000	USD
CY2010Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	8738784000	USD
CY2011Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	12869582000	USD
CY2009	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	97930000	USD
CY2011	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	89390000	USD
CY2010	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	89166000	USD
CY2011	us-gaap	Depreciation And Amortization DepreciationAndAmortization	59700000	USD
CY2009	us-gaap	Depreciation And Amortization DepreciationAndAmortization	72700000	USD
CY2010	us-gaap	Depreciation And Amortization DepreciationAndAmortization	64000000	USD
CY2010Q4	us-gaap	Derivative Assets DerivativeAssets	4995000	USD
CY2011Q4	us-gaap	Derivative Assets DerivativeAssets	63576000	USD
CY2011Q4	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	4000000	USD
CY2010Q4	us-gaap	Derivative Financial Instruments Liabilities Fair Value Disclosure DerivativeFinancialInstrumentsLiabilitiesFairValueDisclosure	6594000	USD
CY2011Q4	us-gaap	Derivative Financial Instruments Liabilities Fair Value Disclosure DerivativeFinancialInstrumentsLiabilitiesFairValueDisclosure	448000	USD
CY2011	us-gaap	Dividends Common Stock DividendsCommonStock	109878000	USD
CY2009	us-gaap	Dividends Common Stock DividendsCommonStock	59877000	USD
CY2010	us-gaap	Dividends Common Stock DividendsCommonStock	43899000	USD
CY2009	us-gaap	Dividends Preferred Stock DividendsPreferredStock	43880000	USD
CY2010	us-gaap	Dividends Preferred Stock DividendsPreferredStock	23811000	USD
CY2011	us-gaap	Dividends Preferred Stock DividendsPreferredStock	0	USD
CY2011	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.06
CY2009	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.39
CY2010	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.23
CY2010Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.22
CY2010	us-gaap	Fair Value Assets Measured On Recurring Basis Gain Loss Included In Investment Income FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInInvestmentIncome	0	USD
CY2010Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.64
CY2009	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.38
CY2010	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.22
CY2011	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.06
CY2011Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.18
CY2011Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.95
CY2010Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.64
CY2011Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.09
CY2010Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.22
CY2011Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.84
CY2010Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.47
CY2010Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.33
CY2011	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.366
CY2010	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.397
CY2009	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.398
CY2009	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2011	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2010	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2009	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.011
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.000
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.006
CY2009	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.004
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.002
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.006
CY2009	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.041
CY2011	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.024
CY2010	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.041
CY2009	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	16006000	USD
CY2011	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	16513000	USD
CY2010	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	13762000	USD
CY2009	us-gaap	Fair Value Assets And Liabilities Measured On Recurring Basis Gain Loss Included In Earnings FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarnings	-147355000	USD
CY2011	us-gaap	Fair Value Assets And Liabilities Measured On Recurring Basis Gain Loss Included In Earnings FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarnings	146000	USD
CY2010	us-gaap	Fair Value Assets And Liabilities Measured On Recurring Basis Gain Loss Included In Earnings FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarnings	19556000	USD
CY2011	us-gaap	Fair Value Assets Measured On Recurring Basis Gain Loss Included In Investment Income FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInInvestmentIncome	0	USD
CY2009	us-gaap	Fair Value Assets Measured On Recurring Basis Gain Loss Included In Investment Income FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInInvestmentIncome	15569000	USD
CY2010	us-gaap	Fair Value Assets Measured On Recurring Basis Gain Loss Included In Other Income FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInOtherIncome	19556000	USD
CY2009	us-gaap	Fair Value Assets Measured On Recurring Basis Gain Loss Included In Other Income FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInOtherIncome	-2837000	USD
CY2011	us-gaap	Fair Value Assets Measured On Recurring Basis Gain Loss Included In Other Income FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInOtherIncome	146000	USD
CY2010	us-gaap	Fair Value Level1 To Level2 Transfers Amount FairValueLevel1ToLevel2TransfersAmount	0	USD
CY2011	us-gaap	Fair Value Level1 To Level2 Transfers Amount FairValueLevel1ToLevel2TransfersAmount	0	USD
CY2010	us-gaap	Fair Value Level2 To Level1 Transfers Amount FairValueLevel2ToLevel1TransfersAmount	0	USD
CY2011	us-gaap	Fair Value Level2 To Level1 Transfers Amount FairValueLevel2ToLevel1TransfersAmount	0	USD
CY2009	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncome	14909000	USD
CY2010	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncome	7455000	USD
CY2011	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncome	2000	USD
CY2011Q4	us-gaap	Federal Funds Purchased And Securities Sold Under Agreements To Repurchase FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	50000000	USD
CY2010Q4	us-gaap	Federal Funds Purchased And Securities Sold Under Agreements To Repurchase FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	0	USD
CY2010	us-gaap	Fees And Commissions Credit Cards FeesAndCommissionsCreditCards	339797000	USD
CY2011	us-gaap	Fees And Commissions Credit Cards FeesAndCommissionsCreditCards	338147000	USD
CY2009	us-gaap	Fees And Commissions Credit Cards FeesAndCommissionsCreditCards	247267000	USD
CY2010	us-gaap	Fees And Commissions Other FeesAndCommissionsOther	412497000	USD
CY2011	us-gaap	Fees And Commissions Other FeesAndCommissionsOther	428193000	USD
CY2009	us-gaap	Fees And Commissions Other FeesAndCommissionsOther	295066000	USD
CY2011	us-gaap	Financing Receivable Allowance For Credit Losses Recoveries FinancingReceivableAllowanceForCreditLossesRecoveries	581570000	USD
CY2009	us-gaap	Financing Receivable Allowance For Credit Losses Recoveries FinancingReceivableAllowanceForCreditLossesRecoveries	186562000	USD
CY2010	us-gaap	Financing Receivable Allowance For Credit Losses Recoveries FinancingReceivableAllowanceForCreditLossesRecoveries	471488000	USD
CY2010	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	4251093000	USD
CY2009	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	2165653000	USD
CY2011	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	2693842000	USD
CY2010Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	853757000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	511159000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment Equal To Greater Than90 Days Past Due FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue	572119000	USD
CY2010Q4	us-gaap	Financing Receivable Recorded Investment Equal To Greater Than90 Days Past Due FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue	993618000	USD
CY2010Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	325900000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	207138000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	1155480000	USD
CY2010Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	1901924000	USD
CY2010Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	39154000	USD
CY2011Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	47107000	USD
CY2010Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	77100000	USD
CY2011Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	80298000	USD
CY2010Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	37946000	USD
CY2011Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	33191000	USD
CY2011	us-gaap	Finite Lived Intangible Assets Useful Life FiniteLivedIntangibleAssetsUsefulLife	5
CY2011	us-gaap	Future Amortization Expense Year Five FutureAmortizationExpenseYearFive	2909000	USD
CY2011	us-gaap	Future Amortization Expense Year Four FutureAmortizationExpenseYearFour	3431000	USD
CY2011	us-gaap	Future Amortization Expense Year One FutureAmortizationExpenseYearOne	6953000	USD
CY2011	us-gaap	Future Amortization Expense Year Three FutureAmortizationExpenseYearThree	4106000	USD
CY2011	us-gaap	Future Amortization Expense Year Two FutureAmortizationExpenseYearTwo	5213000	USD
CY2009	us-gaap	Gain Loss On Investments GainLossOnInvestments	-3826000	USD
CY2011	us-gaap	Gain Loss On Investments GainLossOnInvestments	-3622000	USD
CY2010	us-gaap	Gain Loss On Investments GainLossOnInvestments	19131000	USD
CY2010Q2	us-gaap	Gain Loss On Investments GainLossOnInvestments	0	USD
CY2011Q2	us-gaap	Gain Loss On Investments GainLossOnInvestments	-149000	USD
CY2011Q1	us-gaap	Gain Loss On Investments GainLossOnInvestments	141000	USD
CY2011Q3	us-gaap	Gain Loss On Investments GainLossOnInvestments	-3614000	USD
CY2010Q4	us-gaap	Gain Loss On Investments GainLossOnInvestments	0	USD
CY2011Q4	us-gaap	Gain Loss On Investments GainLossOnInvestments	0	USD
CY2010Q3	us-gaap	Gain Loss On Investments GainLossOnInvestments	18951000	USD
CY2010Q1	us-gaap	Gain Loss On Investments GainLossOnInvestments	180000	USD
CY2010	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	-23307000	USD
CY2011	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	4646000	USD
CY2009	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	0	USD
CY2010	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-1955000	USD
CY2009	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-6436000	USD
CY2011	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-3242000	USD
CY2011	us-gaap	Gain Loss On Securitization Of Financial Assets GainLossOnSecuritizationOfFinancialAssets	0	USD
CY2010	us-gaap	Gain Loss On Securitization Of Financial Assets GainLossOnSecuritizationOfFinancialAssets	0	USD
CY2009	us-gaap	Gain Loss On Securitization Of Financial Assets GainLossOnSecuritizationOfFinancialAssets	1879304000	USD
CY2011	us-gaap	Gain Loss Related To Litigation Settlement GainLossRelatedToLitigationSettlement	0	USD
CY2010	us-gaap	Gain Loss Related To Litigation Settlement GainLossRelatedToLitigationSettlement	0	USD
CY2009	us-gaap	Gain Loss Related To Litigation Settlement GainLossRelatedToLitigationSettlement	1891698000	USD
CY2010Q4	us-gaap	Goodwill Goodwill	255421000	USD
CY2011Q4	us-gaap	Goodwill Goodwill	255421000	USD
CY2010Q4	us-gaap	Goodwill Goodwill	0	USD
CY2011Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	0	USD
CY2011	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2010	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2011Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	98222000	USD
CY2010Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	72816000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	3541000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	3375000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	3375000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	3415000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	38526000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	40628000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Debt Maturities Fair Value HeldToMaturitySecuritiesDebtMaturitiesFairValue	96042000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Debt Maturities Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmount	98222000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	50600000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	50804000	USD
CY2010Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	70195000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	96042000	USD
CY2010Q4	us-gaap	Held To Maturity Securities Unrecognized Holding Loss HeldToMaturitySecuritiesUnrecognizedHoldingLoss	3771000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Unrecognized Holding Loss HeldToMaturitySecuritiesUnrecognizedHoldingLoss	3027000	USD
CY2011Q4	us-gaap	Heldtomaturity Securities Unrecognized Holding Gain HeldtomaturitySecuritiesUnrecognizedHoldingGain	847000	USD
CY2010Q4	us-gaap	Heldtomaturity Securities Unrecognized Holding Gain HeldtomaturitySecuritiesUnrecognizedHoldingGain	1150000	USD
CY2011Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	1000000000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	3511244000	USD
CY2010	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	1268859000	USD
CY2009	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	2120898000	USD
CY2010Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	432143000	USD
CY2010Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	-170708000	USD
CY2010Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	422193000	USD
CY2011Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	817701000	USD
CY2011Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	1047081000	USD
CY2010Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	585231000	USD
CY2011Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	926459000	USD
CY2011Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	720003000	USD
CY2011	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-5301000	USD
CY2009	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
CY2010	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
CY2011	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1284536000	USD
CY2010	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	504071000	USD
CY2009	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	844713000	USD
CY2010Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	164126000	USD
CY2010Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	171526000	USD
CY2010Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	235589000	USD
CY2011Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	305122000	USD
CY2010Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-67170000	USD
CY2011Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	398263000	USD
CY2011Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	255111000	USD
CY2011Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	326040000	USD
CY2011	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	906112000	USD
CY2009	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	913988000	USD
CY2010	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	169045000	USD
CY2010	us-gaap	Increase Decrease In Accounts Receivable From Securitization IncreaseDecreaseInAccountsReceivableFromSecuritization	0	USD
CY2009	us-gaap	Increase Decrease In Accounts Receivable From Securitization IncreaseDecreaseInAccountsReceivableFromSecuritization	-541549000	USD
CY2011	us-gaap	Increase Decrease In Accounts Receivable From Securitization IncreaseDecreaseInAccountsReceivableFromSecuritization	0	USD
CY2010	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	1343673000	USD
CY2011	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	5141906000	USD
CY2009	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	3572520000	USD
CY2009	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	104724000	USD
CY2010	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	201105000	USD
CY2011	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	21938000	USD
CY2011	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	349602000	USD
CY2009	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-545560000	USD
CY2010	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-31519000	USD
CY2011Q4	us-gaap	Indefinite Lived Intangible Assets IndefiniteLivedIntangibleAssets	154827000	USD
CY2010Q4	us-gaap	Indefinite Lived Intangible Assets IndefiniteLivedIntangibleAssets	151027000	USD
CY2011Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	154827000	USD
CY2010Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	151027000	USD
CY2010Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	188973000	USD
CY2011Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	188018000	USD
CY2009	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	3145080000	USD
CY2011	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	6345139000	USD
CY2010	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	6146218000	USD
CY2010Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	1535939000	USD
CY2011Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	1552964000	USD
CY2011Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	1599092000	USD
CY2011Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	1573278000	USD
CY2010Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	1551782000	USD
CY2011Q4	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	1619805000	USD
CY2010Q4	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	1499347000	USD
CY2010Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	1559150000	USD
CY2011	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	59365000	USD
CY2009	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	68694000	USD
CY2010	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	26222000	USD
CY2009	us-gaap	Interest And Fee Income Loans Consumer Installment Credit Card InterestAndFeeIncomeLoansConsumerInstallmentCreditCard	2835767000	USD
CY2010	us-gaap	Interest And Fee Income Loans Consumer Installment Credit Card InterestAndFeeIncomeLoansConsumerInstallmentCreditCard	5836002000	USD
CY2011	us-gaap	Interest And Fee Income Loans Consumer Installment Credit Card InterestAndFeeIncomeLoansConsumerInstallmentCreditCard	5654088000	USD
CY2011	us-gaap	Interest And Fee Income Loans Other Consumer InterestAndFeeIncomeLoansOtherConsumer	618806000	USD
CY2009	us-gaap	Interest And Fee Income Loans Other Consumer InterestAndFeeIncomeLoansOtherConsumer	168517000	USD
CY2010	us-gaap	Interest And Fee Income Loans Other Consumer InterestAndFeeIncomeLoansOtherConsumer	253821000	USD
CY2011Q4	us-gaap	Interest Bearing Deposit Liabilities Domestic InterestBearingDepositLiabilitiesDomestic	39463887000	USD
CY2010Q4	us-gaap	Interest Bearing Deposit Liabilities Domestic InterestBearingDepositLiabilitiesDomestic	34309839000	USD
CY2011Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	2200000000	USD
CY2010Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	4700000000	USD
CY2010Q4	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	13700000000	USD
CY2011Q4	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	13300000000	USD
CY2010Q4	us-gaap	Interest Bearing Domestic Deposit Retail InterestBearingDomesticDepositRetail	20600000000	USD
CY2011Q4	us-gaap	Interest Bearing Domestic Deposit Retail InterestBearingDomesticDepositRetail	26200000000	USD
CY2009	us-gaap	Interest Expense InterestExpense	1251284000	USD
CY2011	us-gaap	Interest Expense InterestExpense	1484552000	USD
CY2010	us-gaap	Interest Expense InterestExpense	1582988000	USD
CY2011Q4	us-gaap	Interest Expense InterestExpense	359792000	USD
CY2010Q4	us-gaap	Interest Expense InterestExpense	375506000	USD
CY2011Q3	us-gaap	Interest Expense InterestExpense	362053000	USD
CY2010Q3	us-gaap	Interest Expense InterestExpense	389137000	USD
CY2011Q1	us-gaap	Interest Expense InterestExpense	382728000	USD
CY2010Q1	us-gaap	Interest Expense InterestExpense	413724000	USD
CY2010Q2	us-gaap	Interest Expense InterestExpense	404621000	USD
CY2011Q2	us-gaap	Interest Expense InterestExpense	379979000	USD
CY2009	us-gaap	Interest Expense Deposits InterestExpenseDeposits	1187084000	USD
CY2010	us-gaap	Interest Expense Deposits InterestExpenseDeposits	1150504000	USD
CY2011	us-gaap	Interest Expense Deposits InterestExpenseDeposits	986776000	USD
CY2009	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	61662000	USD
CY2010	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	432483000	USD
CY2011	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	497643000	USD
CY2011	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	133000	USD
CY2010	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	1000	USD
CY2009	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	2538000	USD
CY2010	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	1356525000	USD
CY2009	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	-468609000	USD
CY2011	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	3847237000	USD
CY2010	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	4563230000	USD
CY2011	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	4860587000	USD
CY2009	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	1893796000	USD
CY2011Q4	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	1260013000	USD
CY2011Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	1170236000	USD
CY2010Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	1147161000	USD
CY2010Q4	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	1123841000	USD
CY2011Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	1193299000	USD
CY2011Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	1237039000	USD
CY2010Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	1145426000	USD
CY2010Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	1146802000	USD
CY2011	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	1743000	USD
CY2010	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	2365000	USD
CY2009	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	2735000	USD
CY2009	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	65959000	USD
CY2011	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	57622000	USD
CY2010	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	23857000	USD
CY2009	us-gaap	Interest Paid InterestPaid	1266427000	USD
CY2010	us-gaap	Interest Paid InterestPaid	1452051000	USD
CY2011	us-gaap	Interest Paid InterestPaid	1342429000	USD
CY2010	us-gaap	Labor And Related Expense LaborAndRelatedExpense	802649000	USD
CY2011	us-gaap	Labor And Related Expense LaborAndRelatedExpense	914344000	USD
CY2009	us-gaap	Labor And Related Expense LaborAndRelatedExpense	827683000	USD
CY2011	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	16200000	USD
CY2010	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	14200000	USD
CY2009	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	15000000	USD
CY2011Q4	us-gaap	Liabilities Liabilities	60541726000	USD
CY2010Q4	us-gaap	Liabilities Liabilities	54328122000	USD
CY2010Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	60784968000	USD
CY2011Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	68783937000	USD
CY2011Q4	us-gaap	Line Of Credit LineOfCredit	0	USD
CY2011	us-gaap	Line Of Credit Facility Expiration Date LineOfCreditFacilityExpirationDate	May 2012
CY2011Q4	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	2400000000	USD
CY2011Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	2205196000	USD
CY2010Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	3304118000	USD
CY2009Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	1757899000	USD
CY2008Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	1374585000	USD
CY2010Q4	us-gaap	Loans And Leases Receivable Consumer Other LoansAndLeasesReceivableConsumerOther	2891318000	USD
CY2011Q4	us-gaap	Loans And Leases Receivable Consumer Other LoansAndLeasesReceivableConsumerOther	4733742000	USD
CY2011Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	56622755000	USD
CY2010Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	48048312000	USD
CY2010Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	45532295000	USD
CY2011Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	55131739000	USD
CY2011Q4	us-gaap	Loans Held For Sale Consumer Installment Student LoansHeldForSaleConsumerInstallmentStudent	714180000	USD
CY2010Q4	us-gaap	Loans Held For Sale Consumer Installment Student LoansHeldForSaleConsumerInstallmentStudent	788101000	USD
CY2011Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	18287178000	USD
CY2010Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	17705728000	USD
CY2011Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	5553961000	USD
CY2011Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	3326416000	USD
CY2011Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	399997000	USD
CY2011Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	600288000	USD
CY2011Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	2789761000	USD
CY2011Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	5616755000	USD
CY2010Q4	us-gaap	Loss Contingency Accrual At Carrying Value LossContingencyAccrualAtCarryingValue	3100000	USD
CY2011Q4	us-gaap	Loss Contingency Accrual At Carrying Value LossContingencyAccrualAtCarryingValue	6300000	USD
CY2010Q4	us-gaap	Marketable Securities MarketableSecurities	5075395000	USD
CY2011Q4	us-gaap	Marketable Securities MarketableSecurities	6206053000	USD
CY2009Q4	us-gaap	Marketable Securities MarketableSecurities	5035297000	USD
CY2010	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	463086000	USD
CY2009	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	406020000	USD
CY2011	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	537486000	USD
CY2011	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	2263045000	USD
CY2010	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-7071620000	USD
CY2009	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	5412464000	USD
CY2009	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-6160780000	USD
CY2011	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-8121550000	USD
CY2010	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-4722952000	USD
CY2011	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3609615000	USD
CY2009	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3597892000	USD
CY2010	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3872586000	USD
CY2011	us-gaap	Net Income Loss NetIncomeLoss	2226708000	USD
CY2010	us-gaap	Net Income Loss NetIncomeLoss	764788000	USD
CY2009	us-gaap	Net Income Loss NetIncomeLoss	1276185000	USD
CY2011Q3	us-gaap	Net Income Loss NetIncomeLoss	648818000	USD
CY2010Q1	us-gaap	Net Income Loss NetIncomeLoss	-103538000	USD
CY2010Q2	us-gaap	Net Income Loss NetIncomeLoss	258067000	USD
CY2010Q3	us-gaap	Net Income Loss NetIncomeLoss	260617000	USD
CY2011Q2	us-gaap	Net Income Loss NetIncomeLoss	600419000	USD
CY2011Q4	us-gaap	Net Income Loss NetIncomeLoss	512579000	USD
CY2011Q1	us-gaap	Net Income Loss NetIncomeLoss	464892000	USD
CY2010Q4	us-gaap	Net Income Loss NetIncomeLoss	349642000	USD
CY2010	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	674485000	USD
CY2009	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1222930000	USD
CY2011	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2226708000	USD
CY2010Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	103544000	USD
CY2011Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	113575000	USD
CY2011	us-gaap	Noninterest Expense NoninterestExpense	2541167000	USD
CY2009	us-gaap	Noninterest Expense NoninterestExpense	2251088000	USD
CY2010	us-gaap	Noninterest Expense NoninterestExpense	2182665000	USD
CY2011Q1	us-gaap	Noninterest Expense NoninterestExpense	595148000	USD
CY2010Q3	us-gaap	Noninterest Expense NoninterestExpense	566238000	USD
CY2010Q1	us-gaap	Noninterest Expense NoninterestExpense	474804000	USD
CY2010Q2	us-gaap	Noninterest Expense NoninterestExpense	513548000	USD
CY2010Q4	us-gaap	Noninterest Expense NoninterestExpense	628075000	USD
CY2011Q4	us-gaap	Noninterest Expense NoninterestExpense	668468000	USD
CY2011Q2	us-gaap	Noninterest Expense NoninterestExpense	635144000	USD
CY2011Q3	us-gaap	Noninterest Expense NoninterestExpense	642407000	USD
CY2009	us-gaap	Noninterest Income NoninterestIncome	4840595000	USD
CY2011	us-gaap	Noninterest Income NoninterestIncome	2205174000	USD
CY2010	us-gaap	Noninterest Income NoninterestIncome	2094999000	USD
CY2009	us-gaap	Noninterest Income Other NoninterestIncomeOther	138802000	USD
CY2011	us-gaap	Noninterest Income Other NoninterestIncomeOther	162436000	USD
CY2010	us-gaap	Noninterest Income Other NoninterestIncomeOther	89808000	USD
CY2011	us-gaap	Occupancy Net OccupancyNet	71128000	USD
CY2010	us-gaap	Occupancy Net OccupancyNet	70274000	USD
CY2009	us-gaap	Occupancy Net OccupancyNet	73014000	USD
CY2011Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	57559000	USD
CY2011Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	10025000	USD
CY2011Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	7105000	USD
CY2011Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	7312000	USD
CY2011Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	8307000	USD
CY2011Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	9594000	USD
CY2011Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	15216000	USD
CY2011Q4	us-gaap	Other Assets OtherAssets	2383793000	USD
CY2010Q4	us-gaap	Other Assets OtherAssets	2434661000	USD
CY2011	us-gaap	Other Comprehensive Income Amortization Of Defined Benefit Plan Net Prior Service Cost Recognized In Net Periodic Pension Cost Net Of Tax OtherComprehensiveIncomeAmortizationOfDefinedBenefitPlanNetPriorServiceCostRecognizedInNetPeriodicPensionCostNetOfTax	-20578000	USD
CY2010	us-gaap	Other Comprehensive Income Amortization Of Defined Benefit Plan Net Prior Service Cost Recognized In Net Periodic Pension Cost Net Of Tax OtherComprehensiveIncomeAmortizationOfDefinedBenefitPlanNetPriorServiceCostRecognizedInNetPeriodicPensionCostNetOfTax	78000	USD
CY2009	us-gaap	Other Comprehensive Income Amortization Of Defined Benefit Plan Net Prior Service Cost Recognized In Net Periodic Pension Cost Net Of Tax OtherComprehensiveIncomeAmortizationOfDefinedBenefitPlanNetPriorServiceCostRecognizedInNetPeriodicPensionCostNetOfTax	-79953000	USD
CY2011	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Period Increase Decrease OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease	4480000	USD
CY2010	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Period Increase Decrease OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease	2525000	USD
CY2011	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Effect Period Increase Decrease OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxEffectPeriodIncreaseDecrease	-2701000	USD
CY2010	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Effect Period Increase Decrease OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxEffectPeriodIncreaseDecrease	-1497000	USD
CY2009	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Pension Cost Tax Effect OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicPensionCostTaxEffect	46335000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Pension Cost Tax Effect OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicPensionCostTaxEffect	12465000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Net Of Tax Period Increase Decrease OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease	-6291000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Net Of Tax Period Increase Decrease OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease	30869000	USD
CY2009	us-gaap	Other Comprehensive Income Loss Net Of Tax Period Increase Decrease OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease	-88480000	USD
CY2010	us-gaap	Other Comprehensive Income Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	4681000	USD
CY2010	us-gaap	Other Comprehensive Income Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	2774000	USD
CY2011	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	46967000	USD
CY2009	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-8527000	USD
CY2010	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-4213000	USD
CY2010	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	2493000	USD
CY2009	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	5594000	USD
CY2011	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	28315000	USD
CY2009	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	105562000	USD
CY2011	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	-69317000	USD
CY2010	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	82839000	USD
CY2009	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	72102000	USD
CY2011	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	12880000	USD
CY2010	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	30173000	USD
CY2010	us-gaap	Other Noninterest Expense OtherNoninterestExpense	245897000	USD
CY2011	us-gaap	Other Noninterest Expense OtherNoninterestExpense	339193000	USD
CY2009	us-gaap	Other Noninterest Expense OtherNoninterestExpense	333833000	USD
CY2010Q4	us-gaap	Other Short Term Investments OtherShortTermInvestments	375000000	USD
CY2011Q4	us-gaap	Other Short Term Investments OtherShortTermInvestments	0	USD
CY2010	us-gaap	Participating Securities Distributed And Undistributed Earnings ParticipatingSecuritiesDistributedAndUndistributedEarnings	6547000	USD
CY2009	us-gaap	Participating Securities Distributed And Undistributed Earnings ParticipatingSecuritiesDistributedAndUndistributedEarnings	15965000	USD
CY2011	us-gaap	Participating Securities Distributed And Undistributed Earnings ParticipatingSecuritiesDistributedAndUndistributedEarnings	24949000	USD
CY2010	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	3089034000	USD
CY2009	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	7403826000	USD
CY2011	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	3969555000	USD
CY2011	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	434796000	USD
CY2010	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	8241000	USD
CY2009	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	11385000	USD
CY2010	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	1224558000	USD
CY2011	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	0	USD
CY2009	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	0	USD
CY2009	us-gaap	Payments For Repurchase Of Warrants PaymentsForRepurchaseOfWarrants	0	USD
CY2010	us-gaap	Payments For Repurchase Of Warrants PaymentsForRepurchaseOfWarrants	172000000	USD
CY2011	us-gaap	Payments For Repurchase Of Warrants PaymentsForRepurchaseOfWarrants	0	USD
CY2011	us-gaap	Payments Of Capital Distribution PaymentsOfCapitalDistribution	0	USD
CY2010	us-gaap	Payments Of Capital Distribution PaymentsOfCapitalDistribution	775000000	USD
CY2009	us-gaap	Payments Of Capital Distribution PaymentsOfCapitalDistribution	0	USD
CY2011	us-gaap	Payments Of Ordinary Dividends PaymentsOfOrdinaryDividends	109573000	USD
CY2009	us-gaap	Payments Of Ordinary Dividends PaymentsOfOrdinaryDividends	101034000	USD
CY2010	us-gaap	Payments Of Ordinary Dividends PaymentsOfOrdinaryDividends	70431000	USD
CY2010	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	5285756000	USD
CY2011	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	2400220000	USD
CY2009	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	683980000	USD
CY2011	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	401158000	USD
CY2010	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2009	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2009	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	1269000	USD
CY2011	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	1950000	USD
CY2010	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	1099000	USD
CY2009	us-gaap	Payments To Acquire Loans Receivable PaymentsToAcquireLoansReceivable	0	USD
CY2011	us-gaap	Payments To Acquire Loans Receivable PaymentsToAcquireLoansReceivable	3165086000	USD
CY2010	us-gaap	Payments To Acquire Loans Receivable PaymentsToAcquireLoansReceivable	0	USD
CY2009	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	0	USD
CY2011	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	108905000	USD
CY2010	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	0	USD
CY2009	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	53793000	USD
CY2011	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	111560000	USD
CY2010	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	54676000	USD
CY2010	us-gaap	Payments To Acquire Short Term Investments PaymentsToAcquireShortTermInvestments	375000000	USD
CY2011	us-gaap	Payments To Acquire Short Term Investments PaymentsToAcquireShortTermInvestments	0	USD
CY2009	us-gaap	Payments To Acquire Short Term Investments PaymentsToAcquireShortTermInvestments	2269700000	USD
CY2009	us-gaap	Payments To Purchase Other Loans Held For Sale PaymentsToPurchaseOtherLoansHeldForSale	0	USD
CY2010	us-gaap	Payments To Purchase Other Loans Held For Sale PaymentsToPurchaseOtherLoansHeldForSale	142184000	USD
CY2011	us-gaap	Payments To Purchase Other Loans Held For Sale PaymentsToPurchaseOtherLoansHeldForSale	0	USD
CY2010	us-gaap	Preferred Stock Accretion Of Redemption Discount PreferredStockAccretionOfRedemptionDiscount	0	USD
CY2009	us-gaap	Preferred Stock Accretion Of Redemption Discount PreferredStockAccretionOfRedemptionDiscount	0	USD
CY2009	us-gaap	Preferred Stock Redemption Discount PreferredStockRedemptionDiscount	9375000	USD
CY2011	us-gaap	Preferred Stock Redemption Discount PreferredStockRedemptionDiscount	0	USD
CY2010	us-gaap	Preferred Stock Redemption Discount PreferredStockRedemptionDiscount	66492000	USD
CY2010	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1323000	USD
CY2011	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	22646000	USD
CY2009	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	533822000	USD
CY2011	us-gaap	Proceeds From Issuance Of Other Long Term Debt ProceedsFromIssuanceOfOtherLongTermDebt	0	USD
CY2010	us-gaap	Proceeds From Issuance Of Other Long Term Debt ProceedsFromIssuanceOfOtherLongTermDebt	1003427000	USD
CY2009	us-gaap	Proceeds From Issuance Of Other Long Term Debt ProceedsFromIssuanceOfOtherLongTermDebt	1098194000	USD
CY2010	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	1800000000	USD
CY2011	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	3700000000	USD
CY2009	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	0	USD
CY2010	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	21587000	USD
CY2009	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	8286000	USD
CY2011	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	18482000	USD
CY2009	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-500000000	USD
CY2011	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	50000000	USD
CY2010	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	0	USD
CY2011	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	1327418000	USD
CY2010	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	723032000	USD
CY2009	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	423014000	USD
CY2011	us-gaap	Proceeds From Sale Maturity And Collection Of Shortterm Investments ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments	375000000	USD
CY2010	us-gaap	Proceeds From Sale Maturity And Collection Of Shortterm Investments ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments	1350000000	USD
CY2009	us-gaap	Proceeds From Sale Maturity And Collection Of Shortterm Investments ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments	919700000	USD
CY2011	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	1300000000	USD
CY2010	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	744600000	USD
CY2009	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	431300000	USD
CY2011	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	0	USD
CY2010	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	142670000	USD
CY2009	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	0	USD
CY2011	us-gaap	Proceeds From Sale Of Loans Receivable ProceedsFromSaleOfLoansReceivable	28797000	USD
CY2009	us-gaap	Proceeds From Sale Of Loans Receivable ProceedsFromSaleOfLoansReceivable	0	USD
CY2010	us-gaap	Proceeds From Sale Of Loans Receivable ProceedsFromSaleOfLoansReceivable	1469436000	USD
CY2010	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	245000	USD
CY2009	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	1249000	USD
CY2011	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	3013000	USD
CY2010	us-gaap	Proceeds From Securitizations Of Loans Held For Investment ProceedsFromSecuritizationsOfLoansHeldForInvestment	0	USD
CY2009	us-gaap	Proceeds From Securitizations Of Loans Held For Investment ProceedsFromSecuritizationsOfLoansHeldForInvestment	3542850000	USD
CY2011	us-gaap	Proceeds From Securitizations Of Loans Held For Investment ProceedsFromSecuritizationsOfLoansHeldForInvestment	0	USD
CY2009	us-gaap	Professional Fees ProfessionalFees	321329000	USD
CY2011	us-gaap	Professional Fees ProfessionalFees	415275000	USD
CY2010	us-gaap	Professional Fees ProfessionalFees	342648000	USD
CY2011Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1467411000	USD
CY2010Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1350747000	USD
CY2011Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	483250000	USD
CY2010Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	460732000	USD
CY2010	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	3206705000	USD
CY2009	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	2362405000	USD
CY2011	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	1013350000	USD
CY2011Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	99514000	USD
CY2010Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	1387206000	USD
CY2010Q2	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	724264000	USD
CY2011Q2	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	175540000	USD
CY2010Q4	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	382670000	USD
CY2011Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	417709000	USD
CY2011Q4	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	320587000	USD
CY2010Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	712565000	USD
CY2010	us-gaap	Recognition Of Deferred Revenue RecognitionOfDeferredRevenue	194567000	USD
CY2011	us-gaap	Recognition Of Deferred Revenue RecognitionOfDeferredRevenue	254654000	USD
CY2009	us-gaap	Recognition Of Deferred Revenue RecognitionOfDeferredRevenue	133384000	USD
CY2010	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	635912000	USD
CY2011	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	361613000	USD
CY2009	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	404211000	USD
CY2010	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	9310528000	USD
CY2011	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	5745525000	USD
CY2009	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	0	USD
CY2010Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	1363758000	USD
CY2011Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	1285820000	USD
CY2011Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	5243318000	USD
CY2010Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	3126488000	USD
CY2009Q4	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	9.25
CY2010	us-gaap	Share Based Compensation ShareBasedCompensation	37081000	USD
CY2009	us-gaap	Share Based Compensation ShareBasedCompensation	44249000	USD
CY2011	us-gaap	Share Based Compensation ShareBasedCompensation	43777000	USD
CY2009	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	1158000	USD
CY2011	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	1226000	USD
CY2010	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	1128000	USD
CY2009	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	533822000	USD
CY2009	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	43091000	USD
CY2010	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	36191000	USD
CY2011	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	71236000	USD
CY2010	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	1224558000	USD
CY2010Q4	us-gaap	Stockholders Equity StockholdersEquity	6456846000	USD
CY2011Q4	us-gaap	Stockholders Equity StockholdersEquity	8242211000	USD
CY2008Q4	us-gaap	Stockholders Equity StockholdersEquity	5915823000	USD
CY2009Q4	us-gaap	Stockholders Equity StockholdersEquity	8435547000	USD
CY2011Q4	us-gaap	Time Deposit Maturities After Year Five TimeDepositMaturitiesAfterYearFive	805215000	USD
CY2011Q4	us-gaap	Time Deposit Maturities Year Five TimeDepositMaturitiesYearFive	1526304000	USD
CY2011Q4	us-gaap	Time Deposit Maturities Year Four TimeDepositMaturitiesYearFour	2021264000	USD
CY2011Q4	us-gaap	Time Deposit Maturities Year One TimeDepositMaturitiesYearOne	12419875000	USD
CY2011Q4	us-gaap	Time Deposit Maturities Year Three TimeDepositMaturitiesYearThree	3008278000	USD
CY2011Q4	us-gaap	Time Deposit Maturities Year Two TimeDepositMaturitiesYearTwo	6813369000	USD
CY2010Q4	us-gaap	Time Deposits Less Than100000 TimeDepositsLessThan100000	19797420000	USD
CY2011Q4	us-gaap	Time Deposits Less Than100000 TimeDepositsLessThan100000	20114121000	USD
CY2011Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	20918354	shares
CY2010Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	2446506	shares
CY2011Q4	us-gaap	Treasury Stock Value TreasuryStockValue	462679000	USD
CY2010Q4	us-gaap	Treasury Stock Value TreasuryStockValue	27883000	USD
CY2010	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	8241000	USD
CY2009	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	11385000	USD
CY2011	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	434796000	USD
CY2009Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	305721000	USD
CY2011Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	506904000	USD
CY2010Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	373255000	USD
CY2008Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	285619000	USD
CY2010	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	68843000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	83289000	USD
CY2009	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	19719000	USD
CY2011Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	78900000	USD
CY2010	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	29800000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	10600000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	73941000	USD
CY2010	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	6786000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	9129000	USD
CY2009	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	32508000	USD
CY2010Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	68300000	USD
CY2009	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	41943000	USD
CY2010	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	10016000	USD
CY2010	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	134420000	USD
CY2009	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	32089000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	154007000	USD
CY2009	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	1703000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	1881000	USD
CY2010	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	1273000	USD
CY2009Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	81900000	USD
CY2011Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	97100000	USD
CY2010Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	100200000	USD
CY2011	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:6px;padding-top:12px;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 consolidated financial statements and related disclosures. These estimates are based on information available as of the date of the consolidated financial statements. The Company believes that the estimates used in the preparation of the consolidated financial statements are reasonable. Actual results could differ from these estimates. </font></div></div>
CY2009	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	3357000	shares
CY2010	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	4702000	shares
CY2011	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	813000	shares
CY2009	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	507907000	shares
CY2010	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	548760000	shares
CY2011	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	542626000	shares
CY2010	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	544058000	shares
CY2009	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	504550000	shares
CY2011	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	541813000	shares
CY2011Q4	us-gaap	Weighted Average Rate Domestic Deposit WeightedAverageRateDomesticDeposit	0.0257
CY2010Q4	us-gaap	Weighted Average Rate Domestic Deposit WeightedAverageRateDomesticDeposit	0.0312
CY2011Q4	dfs	Acquiredstudentloanspurchaseaccountingadjustment Acquiredstudentloanspurchaseaccountingadjustment	19000000	USD
CY2009	dfs	Acquisition Of Certificated Beneficial Interests AcquisitionOfCertificatedBeneficialInterests	3561139000	USD
CY2009	dfs	Allowance For Loan Losses Recorded Upon Adoption Of Fas166 And Fas167 AllowanceForLoanLossesRecordedUponAdoptionOfFas166AndFas167	0	USD
CY2010	dfs	Allowance For Loan Losses Recorded Upon Adoption Of Fas166 And Fas167 AllowanceForLoanLossesRecordedUponAdoptionOfFas166AndFas167	2144461000	USD
CY2011	dfs	Allowance For Loan Losses Recorded Upon Adoption Of Fas166 And Fas167 AllowanceForLoanLossesRecordedUponAdoptionOfFas166AndFas167	0	USD
CY2010	dfs	Assumption Of Debt AssumptionOfDebt	0	USD
CY2011	dfs	Assumption Of Debt AssumptionOfDebt	2921372000	USD
CY2009	dfs	Assumption Of Debt AssumptionOfDebt	0	USD
CY2011Q4	dfs	Available For Sale Securities Debt Maturities After Five Years Through Ten Years Percentage AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsThroughTenYearsPercentage	0.0000
CY2011Q4	dfs	Available For Sale Securities Debt Maturities After One Year Through Five Years Percentage AvailableForSaleSecuritiesDebtMaturitiesAfterOneYearThroughFiveYearsPercentage	0.0139
CY2011Q4	dfs	Available For Sale Securities Debt Maturities After Ten Years Percentage AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsPercentage	0.0000
CY2011Q4	dfs	Available For Sale Securities Debt Maturities Percentage AvailableForSaleSecuritiesDebtMaturitiesPercentage	0.0118
CY2011Q4	dfs	Available For Sale Securities Debt Maturities Within One Year Percentage AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearPercentage	0.0065
CY2011	dfs	Average Excess Spread Rate Calculation Period AverageExcessSpreadRateCalculationPeriod	P3M
CY2011Q4	dfs	Bargain Purchase Gain Purchase Accounting Adjustment BargainPurchaseGainPurchaseAccountingAdjustment	9000000	USD
CY2009	dfs	Charge Offs Net ChargeOffsNet	1979091000	USD
CY2011	dfs	Charge Offs Net ChargeOffsNet	2112272000	USD
CY2010	dfs	Charge Offs Net ChargeOffsNet	3779605000	USD
CY2009	dfs	Common Stock Shares Sold Pursuant To Over Allotment Option Granted To Underwriters CommonStockSharesSoldPursuantToOverAllotmentOptionGrantedToUnderwriters	6000000	shares
CY2011	dfs	Consolidation Percentage ConsolidationPercentage	0.50
CY2011	dfs	Cost Method Ownership Percentage CostMethodOwnershipPercentage	0.20
CY2011	dfs	Credit Card Rewards Cost Adjusted For Estimated Forfeitures CreditCardRewardsCostAdjustedForEstimatedForfeitures	879000000	USD
CY2009	dfs	Credit Card Rewards Cost Adjusted For Estimated Forfeitures CreditCardRewardsCostAdjustedForEstimatedForfeitures	669500000	USD
CY2010	dfs	Credit Card Rewards Cost Adjusted For Estimated Forfeitures CreditCardRewardsCostAdjustedForEstimatedForfeitures	737800000	USD
CY2010	dfs	Credit Card Rewards Liability Net CreditCardRewardsLiabilityNet	912300000	USD
CY2011	dfs	Credit Card Rewards Liability Net CreditCardRewardsLiabilityNet	1000000000	USD
CY2011	dfs	Decrease Increase In Restricted Cash For Securitization Investors DecreaseIncreaseInRestrictedCashForSecuritizationInvestors	284174000	USD
CY2010	dfs	Decrease Increase In Restricted Cash For Securitization Investors DecreaseIncreaseInRestrictedCashForSecuritizationInvestors	-124998000	USD
CY2009	dfs	Decrease Increase In Restricted Cash For Securitization Investors DecreaseIncreaseInRestrictedCashForSecuritizationInvestors	0	USD
CY2010	dfs	Decrease Increase In Restricted Cash Special Dividend Escrow DecreaseIncreaseInRestrictedCashSpecialDividendEscrow	643311000	USD
CY2011	dfs	Decrease Increase In Restricted Cash Special Dividend Escrow DecreaseIncreaseInRestrictedCashSpecialDividendEscrow	0	USD
CY2009	dfs	Decrease Increase In Restricted Cash Special Dividend Escrow DecreaseIncreaseInRestrictedCashSpecialDividendEscrow	-643311000	USD
CY2011Q4	dfs	Deferredtaxassetcustomerfeesandrewards Deferredtaxassetcustomerfeesandrewards	323660000	USD
CY2010Q4	dfs	Deferredtaxassetcustomerfeesandrewards Deferredtaxassetcustomerfeesandrewards	126197000	USD
CY2010Q4	dfs	Deferredtaxassetsstateincometaxes Deferredtaxassetsstateincometaxes	75503000	USD
CY2011Q4	dfs	Deferredtaxassetsstateincometaxes Deferredtaxassetsstateincometaxes	62131000	USD
CY2010	dfs	Discount And Interchange Revenue DiscountAndInterchangeRevenue	1055359000	USD
CY2011	dfs	Discount And Interchange Revenue DiscountAndInterchangeRevenue	1083847000	USD
CY2009	dfs	Discount And Interchange Revenue DiscountAndInterchangeRevenue	222835000	USD
CY2011	dfs	Dividend Paid Date Paid Day Month And Year DividendPaidDatePaidDayMonthAndYear	2012-01-19
CY2011	dfs	Estimated Gross Interest Income Based On Original Terms EstimatedGrossInterestIncomeBasedOnOriginalTerms	44700000	USD
CY2011	dfs	Excess Of Total Investors Interests ExcessOfTotalInvestorsInterests	0.07
CY2011	dfs	Excess Spread Rate Minimum ExcessSpreadRateMinimum	0.00
CY2011	dfs	Excess Spread Rate Trigger ExcessSpreadRateTrigger	0.045
CY2010	dfs	Fair Value Assets And Liabilities Measured On Recurring Basis Realized And Unrealized Gain Loss Total FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisRealizedAndUnrealizedGainLossTotal	12101000	USD
CY2009	dfs	Fair Value Assets And Liabilities Measured On Recurring Basis Realized And Unrealized Gain Loss Total FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisRealizedAndUnrealizedGainLossTotal	-162264000	USD
CY2011	dfs	Fair Value Assets And Liabilities Measured On Recurring Basis Realized And Unrealized Gain Loss Total FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisRealizedAndUnrealizedGainLossTotal	144000	USD
CY2009	dfs	Fair Value Assets Measured On Recurring Basis Gain Loss Included In Securitization Income FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInSecuritizationIncome	-160087000	USD
CY2011	dfs	Fair Value Assets Measured On Recurring Basis Gain Loss Included In Securitization Income FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInSecuritizationIncome	0	USD
CY2010	dfs	Fair Value Assets Measured On Recurring Basis Gain Loss Included In Securitization Income FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInSecuritizationIncome	0	USD
CY2010	dfs	Fees Accrued Subsequently Charged Off Net Of Recoveries FeesAccruedSubsequentlyChargedOffNetOfRecoveries	272805000	USD
CY2011	dfs	Fees Accrued Subsequently Charged Off Net Of Recoveries FeesAccruedSubsequentlyChargedOffNetOfRecoveries	106443000	USD
CY2009	dfs	Fees Accrued Subsequently Charged Off Net Of Recoveries FeesAccruedSubsequentlyChargedOffNetOfRecoveries	176662000	USD
CY2011	dfs	Finance Receivable Net Charge Off Rate For Pci Student Loans FinanceReceivableNetChargeOffRateForPciStudentLoans	0.0134
CY2010Q4	dfs	Financing Receivable Recorded Investment30 To89 Days Past Due FinancingReceivableRecordedInvestment30To89DaysPastDue	908306000	USD
CY2011Q4	dfs	Financing Receivable Recorded Investment30 To89 Days Past Due FinancingReceivableRecordedInvestment30To89DaysPastDue	583361000	USD
CY2011	dfs	Gains Losses On Investments GainsLossesOnInvestments	-3622000	USD
CY2010	dfs	Gains Losses On Investments GainsLossesOnInvestments	19131000	USD
CY2009	dfs	Gains Losses On Investments GainsLossesOnInvestments	-9239000	USD
CY2011Q4	dfs	Held To Maturity Securities Debt Maturities After Five Years Though Ten Years Percentage HeldToMaturitySecuritiesDebtMaturitiesAfterFiveYearsThoughTenYearsPercentage	0.0542
CY2011Q4	dfs	Held To Maturity Securities Debt Maturities After One Year Through Five Years Percentage HeldToMaturitySecuritiesDebtMaturitiesAfterOneYearThroughFiveYearsPercentage	0.0274
CY2011Q4	dfs	Held To Maturity Securities Debt Maturities After Ten Years Percentage HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsPercentage	0.0483
CY2011Q4	dfs	Held To Maturity Securities Debt Maturities Percentage HeldToMaturitySecuritiesDebtMaturitiesPercentage	0.0419
CY2011Q4	dfs	Held To Maturity Securities Debt Maturities Within One Year Percentage HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearPercentage	0.0369
CY2011	dfs	Increasing Funding Requirements IncreasingFundingRequirements	0.00
CY2011Q4	dfs	Indemificationassetpurchaseaccountingadjustment Indemificationassetpurchaseaccountingadjustment	27000000	USD
CY2009	dfs	Initial Gains On New Securitization Transactions InitialGainsOnNewSecuritizationTransactions	16700000	USD
CY2010Q4	dfs	Intangible Assets Gross Carrying Amount IntangibleAssetsGrossCarryingAmount	228127000	USD
CY2011Q4	dfs	Intangible Assets Gross Carrying Amount IntangibleAssetsGrossCarryingAmount	235125000	USD
CY2009	dfs	Interest And Fees Accrued Subsequently Charged Off Net Of Recoveries InterestAndFeesAccruedSubsequentlyChargedOffNetOfRecoveries	465283000	USD
CY2011	dfs	Interest And Fees Accrued Subsequently Charged Off Net Of Recoveries InterestAndFeesAccruedSubsequentlyChargedOffNetOfRecoveries	588737000	USD
CY2010	dfs	Interest And Fees Accrued Subsequently Charged Off Net Of Recoveries InterestAndFeesAccruedSubsequentlyChargedOffNetOfRecoveries	934077000	USD
CY2011	dfs	Interest And Fees Forgiven Due To Loan Modification Program InterestAndFeesForgivenDueToLoanModificationProgram	64300000	USD
CY2011Q4	dfs	Investors Interests InvestorsInterests	18452275000	USD
CY2011	dfs	Loans Held For Sale Fair Value Gainlossadjustment LoansHeldForSaleFairValueGainlossadjustment	5000000	USD
CY2010	dfs	Loans Held For Sale Fair Value Gainlossadjustment LoansHeldForSaleFairValueGainlossadjustment	-28100000	USD
CY2010	dfs	Merchant Fees MerchantFees	28461000	USD
CY2011	dfs	Merchant Fees MerchantFees	16184000	USD
CY2009	dfs	Merchant Fees MerchantFees	44248000	USD
CY2009	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	1206965000	USD
CY2010	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	667938000	USD
CY2011	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	2201759000	USD
CY2010Q4	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	346517000	USD
CY2010Q2	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	184590000	USD
CY2010Q3	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	258194000	USD
CY2011Q4	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	507077000	USD
CY2011Q1	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	459428000	USD
CY2011Q3	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	641772000	USD
CY2011Q2	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	593488000	USD
CY2010Q1	dfs	Net Income Loss Allocated To Common Stockholders NetIncomeLossAllocatedToCommonStockholders	-122233000	USD
CY2009	dfs	Net Revaluation Of Subordinated Retained Interests NetRevaluationOfSubordinatedRetainedInterests	160100000	USD
CY2010Q4	dfs	Non Interest Income Excluding Gain On Investment NonInterestIncomeExcludingGainOnInvestment	472135000	USD
CY2010Q2	dfs	Non Interest Income Excluding Gain On Investment NonInterestIncomeExcludingGainOnInvestment	512844000	USD
CY2010Q1	dfs	Non Interest Income Excluding Gain On Investment NonInterestIncomeExcludingGainOnInvestment	545696000	USD
CY2011Q3	dfs	Non Interest Income Excluding Gain On Investment NonInterestIncomeExcludingGainOnInvestment	555577000	USD
CY2011Q2	dfs	Non Interest Income Excluding Gain On Investment NonInterestIncomeExcludingGainOnInvestment	543993000	USD
CY2011Q1	dfs	Non Interest Income Excluding Gain On Investment NonInterestIncomeExcludingGainOnInvestment	562483000	USD
CY2010Q3	dfs	Non Interest Income Excluding Gain On Investment NonInterestIncomeExcludingGainOnInvestment	545193000	USD
CY2011Q4	dfs	Non Interest Income Excluding Gain On Investment NonInterestIncomeExcludingGainOnInvestment	546743000	USD
CY2011Q4	dfs	Number Of Series Outstanding NumberOfSeriesOutstanding	38
CY2011Q4	dfs	Pci Loans30 Days Or More Delinquency Rate PciLoans30DaysOrMoreDelinquencyRate	0.0214
CY2011Q4	dfs	Pci Loans90 Days Or More Delinquency Rate PciLoans90DaysOrMoreDelinquencyRate	0.0073
CY2011	dfs	Percentage Of Defaulted Loans That Charged Off PercentageOfDefaultedLoansThatChargedOff	0.40
CY2010Q4	dfs	Percentageoftotalloansreceivable Percentageoftotalloansreceivable	1.0
CY2011Q4	dfs	Percentageoftotalloansreceivable Percentageoftotalloansreceivable	1.0
CY2009Q1	dfs	Period Used To Accrete Discount Of Preferred Stock PeriodUsedToAccreteDiscountOfPreferredStock	P5Y
CY2010Q4	dfs	Premises And Equipment Held For Investment Net PremisesAndEquipmentHeldForInvestmentNet	454614000	USD
CY2011Q4	dfs	Premises And Equipment Held For Investment Net PremisesAndEquipmentHeldForInvestmentNet	483250000	USD
CY2011Q4	dfs	Principal Balance On Acquired Private Student Loans PrincipalBalanceOnAcquiredPrivateStudentLoans	5700000000	USD
CY2011Q4	dfs	Private Student Loans In Forbearance As Percentage Of Student Loans PrivateStudentLoansInForbearanceAsPercentageOfStudentLoans	0.015
CY2010Q4	dfs	Private Student Loans In Forbearance As Percentage Of Student Loans PrivateStudentLoansInForbearanceAsPercentageOfStudentLoans	0.022
CY2010	dfs	Proceeds From Acquisition Of Deposits ProceedsFromAcquisitionOfDeposits	976627000	USD
CY2009Q4	dfs	Sale Of Stock Price Per Share Net Of Transaction Costs SaleOfStockPricePerShareNetOfTransactionCosts	8.89
CY2009	dfs	Proceeds From Acquisition Of Deposits ProceedsFromAcquisitionOfDeposits	0	USD
CY2011	dfs	Proceeds From Acquisition Of Deposits ProceedsFromAcquisitionOfDeposits	0	USD
CY2011	dfs	Proceedsfromissuanceofpreferredstockandwarrants Proceedsfromissuanceofpreferredstockandwarrants	0	USD
CY2010	dfs	Proceedsfromissuanceofpreferredstockandwarrants Proceedsfromissuanceofpreferredstockandwarrants	0	USD
CY2009	dfs	Proceedsfromissuanceofpreferredstockandwarrants Proceedsfromissuanceofpreferredstockandwarrants	1224558000	USD
CY2011Q4	dfs	Rate Of Discount On Acquisition Of Loans And Other Assets RateOfDiscountOnAcquisitionOfLoansAndOtherAssets	0.085
CY2010	dfs	Repurchase Of Stock Warrants RepurchaseOfStockWarrants	172000000	USD
CY2011	dfs	Secured Credit Facility Expiration Date SecuredCreditFacilityExpirationDate	2012, 2013 and 2014
CY2011Q4	dfs	Settlement Withholdings And Escrow Deposits SettlementWithholdingsAndEscrowDeposits	24297000	USD
CY2010Q4	dfs	Settlement Withholdings And Escrow Deposits SettlementWithholdingsAndEscrowDeposits	30483000	USD
CY2009	dfs	Special Dividend SpecialDividend	335757000	USD
CY2010	dfs	Special Dividend SpecialDividend	-33757000	USD
CY2011	dfs	Special Dividend SpecialDividend	0	USD
CY2011Q4	dfs	Student Loans In Forbearance StudentLoansInForbearance	75900000	USD
CY2010Q4	dfs	Student Loans In Forbearance StudentLoansInForbearance	4300000	USD
CY2011Q4	dfs	Supplemental Retirement Income Plan Liability SupplementalRetirementIncomePlanLiability	67000	USD
CY2011	dfs	Taxbenefitsresultinginnetoperatinglosscarryforwardfederal Taxbenefitsresultinginnetoperatinglosscarryforwardfederal	21900000	USD
CY2011	dfs	Taxbenefitsresultinginnetoperatinglosscarryforwardstate Taxbenefitsresultinginnetoperatinglosscarryforwardstate	1000000	USD
CY2010Q4	dfs	Time Deposits From One Hundred Thousand Dollars To Less Than Two Hundred And Fifty Thousand Dollars TimeDepositsFromOneHundredThousandDollarsToLessThanTwoHundredAndFiftyThousandDollars	4626792000	USD
CY2011Q4	dfs	Time Deposits From One Hundred Thousand Dollars To Less Than Two Hundred And Fifty Thousand Dollars TimeDepositsFromOneHundredThousandDollarsToLessThanTwoHundredAndFiftyThousandDollars	5290405000	USD
CY2011Q4	dfs	Time Deposits Two Hundred And Fifty Thousand Dollars Or Greater TimeDepositsTwoHundredAndFiftyThousandDollarsOrGreater	1189779000	USD
CY2010Q4	dfs	Time Deposits Two Hundred And Fifty Thousand Dollars Or Greater TimeDepositsTwoHundredAndFiftyThousandDollarsOrGreater	1146843000	USD
CY2010Q4	dfs	Total Loan Receivables TotalLoanReceivables	48836413000	USD
CY2011Q4	dfs	Total Loan Receivables TotalLoanReceivables	57336935000	USD
CY2011	dfs	Transaction Processing Revenue TransactionProcessingRevenue	179989000	USD
CY2009	dfs	Transaction Processing Revenue TransactionProcessingRevenue	125201000	USD
CY2010	dfs	Transaction Processing Revenue TransactionProcessingRevenue	149946000	USD
CY2011Q4	dfs	Unamortrized Deferred Incentive Payments UnamortrizedDeferredIncentivePayments	41100000	USD
CY2010Q4	dfs	Unamortrized Deferred Incentive Payments UnamortrizedDeferredIncentivePayments	45800000	USD
CY2009Q4	dfs	Unrealized Loss Before Taxes Eliminated Upon Adoption Of Fas166 And Fas167 UnrealizedLossBeforeTaxesEliminatedUponAdoptionOfFas166AndFas167	125000000	USD
CY2009Q4	dfs	Unrealized Loss Net Of Taxes Eliminated Upon Adoption Of Fas166 And Fas167 UnrealizedLossNetOfTaxesEliminatedUponAdoptionOfFas166AndFas167	78600000	USD
CY2009Q1	dfs	Warrant Maturity Term WarrantMaturityTerm	P10Y
CY2011	dei	Amendment Flag AmendmentFlag	false
CY2011	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--11-30
CY2011	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2011	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2011
CY2011	dei	Document Period End Date DocumentPeriodEndDate	2011-11-30
CY2011	dei	Document Type DocumentType	10-K
CY2011	dei	Entity Central Index Key EntityCentralIndexKey	0001393612
CY2012Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	529976499	shares
CY2011	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2011	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2011Q2	dei	Entity Public Float EntityPublicFloat	12849446066	USD
CY2011	dei	Entity Registrant Name EntityRegistrantName	Discover Financial Services
CY2011	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2011	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes

Files In Submission

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$DFS
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2011 Form 10-K Financial Statement

#000139361212000008 Filed on January 26, 2012

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$DFS Discover Financial Services Stock $dfs

2011 Form 10-K Financial Statement

#000139361212000008 Filed on January 26, 2012

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$DFS
Discover Financial Services Stock $dfs