Quarterly report pursuant to Section 13 or 15(d)

Outstanding Loans and Leases - Home Loans Impaired Loans (Details)

v2.4.0.6
Outstanding Loans and Leases - Home Loans Impaired Loans (Details) (Home Loans [Member], USD $)
In Millions, unless otherwise specified
 3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Dec. 31, 2011
Financing Receivable, Impaired [Line Items]      
Real Estate Acquired Through Foreclosure $ 1,800   $ 2,000
Residential Mortgage [Member]
      
Financing Receivable, Impaired [Line Items]      
Unpaid Principal Balance 23,749   23,203
Carrying Value 19,673   19,287
Related Allowance 1,279   1,295
Average Carrying Value 19,493 13,379  
Interest Income Recognized 171 [1] 125 [1]  
Home Equity [Member]
      
Financing Receivable, Impaired [Line Items]      
Unpaid Principal Balance 3,313   3,298
Carrying Value 1,728   1,776
Related Allowance 590   622
Average Carrying Value 1,761 1,786  
Interest Income Recognized 18 [1] 12 [1]  
Discontinued real estate [Member]
      
Financing Receivable, Impaired [Line Items]      
Unpaid Principal Balance 608   634
Carrying Value 376   399
Related Allowance 29   29
Average Carrying Value 385 397  
Interest Income Recognized 4 [1] 4 [1]  
Impaired Financing Receivable with No Related Allowance [Domain] | Residential Mortgage [Member]
      
Financing Receivable, Impaired [Line Items]      
Unpaid Principal Balance 11,313   10,907
Carrying Value 8,473   8,168
Average Carrying Value 8,472 5,628  
Interest Income Recognized 73 [1] 54 [1]  
Impaired Financing Receivable with No Related Allowance [Domain] | Home Equity [Member]
      
Financing Receivable, Impaired [Line Items]      
Unpaid Principal Balance 1,801   1,747
Carrying Value 485   479
Average Carrying Value 506 484  
Interest Income Recognized 9 [1] 5 [1]  
Impaired Financing Receivable with No Related Allowance [Domain] | Discontinued real estate [Member]
      
Financing Receivable, Impaired [Line Items]      
Unpaid Principal Balance 401   421
Carrying Value 224   240
Average Carrying Value 232 227  
Interest Income Recognized 2 [1] 2 [1]  
Impaired Financing Receivable with Related Allowance [Domain] | Residential Mortgage [Member]
      
Financing Receivable, Impaired [Line Items]      
Unpaid Principal Balance 12,436   12,296
Carrying Value 11,200   11,119
Related Allowance 1,279   1,295
Average Carrying Value 11,021 7,751  
Interest Income Recognized 98 [1] 71 [1]  
Impaired Financing Receivable with Related Allowance [Domain] | Home Equity [Member]
      
Financing Receivable, Impaired [Line Items]      
Unpaid Principal Balance 1,512   1,551
Carrying Value 1,243   1,297
Related Allowance 590   622
Average Carrying Value 1,255 1,302  
Interest Income Recognized 9 [1] 7 [1]  
Impaired Financing Receivable with Related Allowance [Domain] | Discontinued real estate [Member]
      
Financing Receivable, Impaired [Line Items]      
Unpaid Principal Balance 207   213
Carrying Value 152   159
Related Allowance 29   29
Average Carrying Value 153 170  
Interest Income Recognized $ 2 [1] $ 2 [1]  
[1] ) Interest income recognized includes interest accrued and collected on the outstanding balances of accruing impaired loans as well as interest cash collections on nonaccruing impaired loans for which the ultimate collectability of principal is not uncertain