Quarterly report pursuant to Section 13 or 15(d)

Securitizations and Other Variable Interest Entities - First Lien Mortgages VIE (Details)

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Securitizations and Other Variable Interest Entities - First Lien Mortgages VIE (Details) (USD $)
 9 Months Ended
Sep. 30, 2012
Jun. 30, 2012
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Dec. 31, 2010
On Balance Sheet Assets [Abstract]            
AFS Debt Securities $ 305,949,000,000   $ 276,151,000,000      
Other Assets 150,698,000,000   145,686,000,000      
Total assets 2,166,162,000,000   2,129,046,000,000 2,219,628,000,000    
Loans and leases 893,035,000,000   926,200,000,000      
Allowance for loan and lease losses (26,233,000,000) (30,288,000,000) (33,783,000,000) (35,082,000,000) (37,312,000,000) (41,885,000,000)
Loans held-for-sale 16,436,000,000   13,762,000,000      
On Balance Sheet Liabilities [Abstract]            
Commercial paper and other short-term borrowings 35,291,000,000   35,698,000,000      
Long-term debt 286,534,000,000   372,265,000,000      
Total liabilities 1,927,556,000,000   1,898,945,000,000      
Prime Residential Mortgage Trust Assets Deconsolidated During the Period 1,200,000,000          
Unconsolidated VIEs [Member] | Agency Securities [Member] | First Lien Mortgages [Member]
            
Variable Interest Entity [Line Items]            
Maximum loss exposure 32,493,000,000 [1]   37,519,000,000 [1]      
On Balance Sheet Assets [Abstract]            
Residual interests held 0 [2]   0 [2]      
Other Assets 3,908,000,000 [2]   0 [2]      
Total assets 32,493,000,000   37,519,000,000      
Principal balance outstanding 881,359,000,000 [3]   1,198,766,000,000 [3]      
Unconsolidated VIEs [Member] | Prime Loan [Member] | First Lien Mortgages [Member]
            
Variable Interest Entity [Line Items]            
Maximum loss exposure 2,141,000,000 [1]   2,375,000,000 [1]      
On Balance Sheet Assets [Abstract]            
Residual interests held 13,000,000 [2]   8,000,000 [2]      
Other Assets 72,000,000 [2]   0 [2]      
Total assets 1,582,000,000   2,129,000,000      
Principal balance outstanding 50,297,000,000 [3]   61,207,000,000 [3]      
Unconsolidated VIEs [Member] | Subprime Loan [Member] | First Lien Mortgages [Member]
            
Variable Interest Entity [Line Items]            
Maximum loss exposure 280,000,000 [1]   289,000,000 [1]      
On Balance Sheet Assets [Abstract]            
Residual interests held 0 [2]   9,000,000 [2]      
Other Assets 1,000,000 [2]   0 [2]      
Total assets 223,000,000   246,000,000      
Principal balance outstanding 60,870,000,000 [3]   73,949,000,000 [3]      
Unconsolidated VIEs [Member] | Alt-A Loan [Member] | First Lien Mortgages [Member]
            
Variable Interest Entity [Line Items]            
Maximum loss exposure 395,000,000 [1]   506,000,000 [1]      
On Balance Sheet Assets [Abstract]            
Residual interests held 0 [2]   0 [2]      
Other Assets 263,000,000 [2]   0 [2]      
Total assets 395,000,000   506,000,000      
Principal balance outstanding 84,342,000,000 [3]   101,622,000,000 [3]      
Unconsolidated VIEs [Member] | Commercial Mortgage Backed Securities [Member] | First Lien Mortgages [Member]
            
Variable Interest Entity [Line Items]            
Maximum loss exposure 728,000,000 [1]   981,000,000 [1]      
On Balance Sheet Assets [Abstract]            
Residual interests held 41,000,000 [2]   43,000,000 [2]      
Other Assets 0 [2]   0 [2]      
Total assets 665,000,000   913,000,000      
Principal balance outstanding 57,718,000,000 [3]   76,645,000,000 [3]      
Consolidated VIEs [Member]
            
On Balance Sheet Assets [Abstract]            
Other Assets 3,754,000,000   4,769,000,000      
Total assets 137,656,000,000   151,761,000,000      
Loans and leases 125,043,000,000   140,194,000,000      
Allowance for loan and lease losses (3,811,000,000)   (5,066,000,000)      
Loans held-for-sale 2,165,000,000   1,635,000,000      
On Balance Sheet Liabilities [Abstract]            
Commercial paper and other short-term borrowings 3,872,000,000   5,777,000,000      
Long-term debt 38,055,000,000   49,054,000,000      
Other Liabilities 625,000,000   1,116,000,000      
Total liabilities 42,552,000,000   55,947,000,000      
Consolidated VIEs [Member] | Agency Securities [Member] | First Lien Mortgages [Member]
            
Variable Interest Entity [Line Items]            
Maximum loss exposure 48,065,000,000 [1]   50,648,000,000 [1]      
On Balance Sheet Assets [Abstract]            
Other Assets 652,000,000   495,000,000      
Total assets 48,065,000,000   50,648,000,000      
Loans and leases 47,417,000,000   50,159,000,000      
Allowance for loan and lease losses (4,000,000)   (6,000,000)      
Loans held-for-sale 0   0      
On Balance Sheet Liabilities [Abstract]            
Commercial paper and other short-term borrowings 0   0      
Long-term debt 0   0      
Other Liabilities 0   0      
Total liabilities 0   0      
Consolidated VIEs [Member] | Prime Loan [Member] | First Lien Mortgages [Member]
            
Variable Interest Entity [Line Items]            
Maximum loss exposure 101,000,000 [1]   450,000,000 [1]      
On Balance Sheet Assets [Abstract]            
Other Assets 4,000,000   63,000,000      
Total assets 298,000,000   1,361,000,000      
Loans and leases 294,000,000   1,298,000,000      
Allowance for loan and lease losses 0   0      
Loans held-for-sale 0   0      
On Balance Sheet Liabilities [Abstract]            
Commercial paper and other short-term borrowings 0   0      
Long-term debt 220,000,000   1,360,000,000      
Other Liabilities 0   0      
Total liabilities 220,000,000   1,360,000,000      
Consolidated VIEs [Member] | Subprime Loan [Member] | First Lien Mortgages [Member]
            
Variable Interest Entity [Line Items]            
Maximum loss exposure 406,000,000 [1]   419,000,000 [1]      
On Balance Sheet Assets [Abstract]            
Other Assets 51,000,000   59,000,000      
Total assets 1,628,000,000   1,573,000,000      
Loans and leases 907,000,000   892,000,000      
Allowance for loan and lease losses 0   0      
Loans held-for-sale 670,000,000   622,000,000      
On Balance Sheet Liabilities [Abstract]            
Commercial paper and other short-term borrowings 687,000,000   650,000,000      
Long-term debt 921,000,000   911,000,000      
Other Liabilities 0   57,000,000      
Total liabilities 1,608,000,000   1,618,000,000      
Consolidated VIEs [Member] | Alt-A Loan [Member] | First Lien Mortgages [Member]
            
Variable Interest Entity [Line Items]            
Maximum loss exposure 0 [1]   0 [1]      
On Balance Sheet Assets [Abstract]            
Other Assets 0   0      
Total assets 0   0      
Loans and leases 0   0      
Allowance for loan and lease losses 0   0      
Loans held-for-sale 0   0      
On Balance Sheet Liabilities [Abstract]            
Commercial paper and other short-term borrowings 0   0      
Long-term debt 0   0      
Other Liabilities 0   0      
Total liabilities 0   0      
Consolidated VIEs [Member] | Commercial Mortgage Backed Securities [Member] | First Lien Mortgages [Member]
            
Variable Interest Entity [Line Items]            
Maximum loss exposure 0 [1]   0 [1]      
On Balance Sheet Assets [Abstract]            
Other Assets 0   0      
Total assets 0   0      
Loans and leases 0   0      
Allowance for loan and lease losses 0   0      
Loans held-for-sale 0   0      
On Balance Sheet Liabilities [Abstract]            
Commercial paper and other short-term borrowings 0   0      
Long-term debt 0   0      
Other Liabilities 0   0      
Total liabilities 0   0      
Senior Securities [Member] | Unconsolidated VIEs [Member] | Agency Securities [Member] | First Lien Mortgages [Member]
            
On Balance Sheet Assets [Abstract]            
Trading account assets 314,000,000 [2]   8,744,000,000 [2]      
AFS Debt Securities 28,271,000,000 [2]   28,775,000,000 [2]      
Senior Securities [Member] | Unconsolidated VIEs [Member] | Prime Loan [Member] | First Lien Mortgages [Member]
            
On Balance Sheet Assets [Abstract]            
Trading account assets 8,000,000 [2]   94,000,000 [2]      
AFS Debt Securities 1,467,000,000 [2]   2,001,000,000 [2]      
Senior Securities [Member] | Unconsolidated VIEs [Member] | Subprime Loan [Member] | First Lien Mortgages [Member]
            
On Balance Sheet Assets [Abstract]            
Trading account assets 7,000,000 [2]   3,000,000 [2]      
AFS Debt Securities 202,000,000 [2]   174,000,000 [2]      
Senior Securities [Member] | Unconsolidated VIEs [Member] | Alt-A Loan [Member] | First Lien Mortgages [Member]
            
On Balance Sheet Assets [Abstract]            
Trading account assets 2,000,000 [2]   343,000,000 [2]      
AFS Debt Securities 130,000,000 [2]   163,000,000 [2]      
Senior Securities [Member] | Unconsolidated VIEs [Member] | Commercial Mortgage Backed Securities [Member] | First Lien Mortgages [Member]
            
On Balance Sheet Assets [Abstract]            
Trading account assets 10,000,000 [2]   21,000,000 [2]      
AFS Debt Securities 589,000,000 [2]   846,000,000 [2]      
Subordinate Securities [Member] | Unconsolidated VIEs [Member] | Agency Securities [Member] | First Lien Mortgages [Member]
            
On Balance Sheet Assets [Abstract]            
Trading account assets 0 [2]   0 [2]      
AFS Debt Securities 0 [2]   0 [2]      
Subordinate Securities [Member] | Unconsolidated VIEs [Member] | Prime Loan [Member] | First Lien Mortgages [Member]
            
On Balance Sheet Assets [Abstract]            
Trading account assets 0 [2]   0 [2]      
AFS Debt Securities 22,000,000 [2]   26,000,000 [2]      
Subordinate Securities [Member] | Unconsolidated VIEs [Member] | Subprime Loan [Member] | First Lien Mortgages [Member]
            
On Balance Sheet Assets [Abstract]            
Trading account assets 3,000,000 [2]   30,000,000 [2]      
AFS Debt Securities 10,000,000 [2]   30,000,000 [2]      
Subordinate Securities [Member] | Unconsolidated VIEs [Member] | Alt-A Loan [Member] | First Lien Mortgages [Member]
            
On Balance Sheet Assets [Abstract]            
Trading account assets 0 [2]   0 [2]      
AFS Debt Securities 0 [2]   0 [2]      
Subordinate Securities [Member] | Unconsolidated VIEs [Member] | Commercial Mortgage Backed Securities [Member] | First Lien Mortgages [Member]
            
On Balance Sheet Assets [Abstract]            
Trading account assets 25,000,000 [2]   3,000,000 [2]      
AFS Debt Securities $ 0 [2]   $ 0 [2]      
[1] Maximum loss exposure excludes the liability for representations and warranties obligations and corporate guarantees and also excludes servicing advances and MSRs. For more information, see Note 8 – Representations and Warranties Obligations and Corporate Guarantees and Note 18 – Mortgage Servicing Rights.
[2] As a holder of these securities, the Corporation receives scheduled principal and interest payments. During the three and nine months ended September 30, 2012 and 2011, there were no OTTI losses recorded on those securities classified as AFS debt securities.
[3] Principal balance outstanding includes loans the Corporation transferred with which the Corporation has continuing involvement, which may include servicing the loans.