Annual report pursuant to Section 13 and 15(d)

Allowance and Carrying Value of Outstanding Loans and Leases by Portfolio Segment (Details)

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Allowance and Carrying Value of Outstanding Loans and Leases by Portfolio Segment (Details) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Carrying Value of Outstanding Loans and Leases [Abstract]        
Allowance for loan and lease losses $ 17,428 $ 24,179 $ 33,783 $ 41,885
Carrying value 918,191 [1],[2] 898,817 [1],[2]    
Valuation Allowance As A Percentage Of Carrying Value 1.90% [2] 2.69% [2]    
Financing Receivable, Modifications, Recorded Investment 2,079 3,946    
Loans Account for Under the Fair Value Option 10,042 9,002    
Impaired Loans and Troubled Debt Restructurings [Member]
        
Carrying Value of Outstanding Loans and Leases [Abstract]        
Allowance for loan and lease losses 2,087 [3],[4] 3,314 [3],[4]    
Carrying value 36,585 [1],[3] 39,077 [1]    
Valuation Allowance As A Percentage Of Carrying Value 5.70% [3] 8.48% [3]    
Collectively Evaluated For Impairment [Member]
        
Carrying Value of Outstanding Loans and Leases [Abstract]        
Allowance for loan and lease losses 12,848 15,329    
Carrying value 856,341 [1],[2] 833,622 [1],[2]    
Valuation Allowance As A Percentage Of Carrying Value 1.50% [2] 1.84% [2]    
Purchased Credit-Impaired Loans [Member]
        
Carrying Value of Outstanding Loans and Leases [Abstract]        
Allowance for loan and lease losses 2,493 5,536 8,500  
Carrying value 25,265 26,118    
Valuation Allowance As A Percentage Of Carrying Value 9.87% 21.20%    
Home Loans [Member]
        
Carrying Value of Outstanding Loans and Leases [Abstract]        
Allowance for loan and lease losses 8,518 14,933 21,079 19,252
Carrying value 341,738 [1],[2] 361,069 [1],[2]    
Valuation Allowance As A Percentage Of Carrying Value 2.49% [2] 4.14% [2]    
Home Loans [Member] | Impaired Loans and Troubled Debt Restructurings [Member]
        
Carrying Value of Outstanding Loans and Leases [Abstract]        
Allowance for loan and lease losses 1,231 [3],[4] 1,700 [3],[4]    
Carrying value 31,458 [1],[3] 30,250 [1]    
Valuation Allowance As A Percentage Of Carrying Value 3.91% [3] 5.62% [3]    
Home Loans [Member] | Collectively Evaluated For Impairment [Member]
        
Carrying Value of Outstanding Loans and Leases [Abstract]        
Allowance for loan and lease losses 4,794 7,697    
Carrying value 285,015 [1],[2] 304,701 [1],[2]    
Valuation Allowance As A Percentage Of Carrying Value 1.68% [2] 2.53% [2]    
Home Loans [Member] | Purchased Credit-Impaired Loans [Member]
        
Carrying Value of Outstanding Loans and Leases [Abstract]        
Allowance for loan and lease losses 2,493 5,536    
Carrying value 25,265 26,118    
Valuation Allowance As A Percentage Of Carrying Value 9.87% 21.20%    
Consumer Portfolio Segment [Member]
        
Carrying Value of Outstanding Loans and Leases [Abstract]        
Allowance for loan and lease losses 4,905 6,140 8,569 15,463
Carrying value 188,048 [1],[2] 191,365 [1],[2]    
Valuation Allowance As A Percentage Of Carrying Value 2.61% [2] 3.21% [2]    
Loans Account for Under the Fair Value Option 2,164 [5] 1,005    
Consumer Portfolio Segment [Member] | Impaired Loans and Troubled Debt Restructurings [Member]
        
Carrying Value of Outstanding Loans and Leases [Abstract]        
Allowance for loan and lease losses 579 [3],[4] 1,139 [3],[4]    
Carrying value 2,079 [1],[3] 3,946 [1]    
Valuation Allowance As A Percentage Of Carrying Value 27.85% [3] 28.86% [3]    
Consumer Portfolio Segment [Member] | Collectively Evaluated For Impairment [Member]
        
Carrying Value of Outstanding Loans and Leases [Abstract]        
Allowance for loan and lease losses 4,326 5,001    
Carrying value 185,969 [1],[2] 187,419 [1],[2]    
Valuation Allowance As A Percentage Of Carrying Value 2.33% [2] 2.67% [2]    
Commercial [Member]
        
Carrying Value of Outstanding Loans and Leases [Abstract]        
Allowance for loan and lease losses 4,005 3,106 4,135 7,170
Carrying value 388,405 [1],[2] 346,383 [1],[2]    
Valuation Allowance As A Percentage Of Carrying Value 1.03% [2] 0.90% [2]    
Loans Account for Under the Fair Value Option 7,878 [5] 7,997 [6]    
Commercial [Member] | Impaired Loans and Troubled Debt Restructurings [Member]
        
Carrying Value of Outstanding Loans and Leases [Abstract]        
Allowance for loan and lease losses 277 [3],[4] 475 [3],[4]    
Carrying value 3,048 [1],[3] 4,881 [1]    
Valuation Allowance As A Percentage Of Carrying Value 9.09% [3] 9.73% [3]    
Commercial [Member] | Collectively Evaluated For Impairment [Member]
        
Carrying Value of Outstanding Loans and Leases [Abstract]        
Allowance for loan and lease losses 3,728 2,631    
Carrying value 385,357 [1],[2] 341,502 [1],[2]    
Valuation Allowance As A Percentage Of Carrying Value 0.97% [2] 0.77% [2]    
Small Business Commercial Loan [Member]
        
Carrying Value of Outstanding Loans and Leases [Abstract]        
Financing Receivable, Modifications, Recorded Investment $ 36 $ 97    
[1] Amounts are presented gross of the allowance for loan and lease losses.
[2] Outstanding loan and lease balances and ratios do not include loans accounted for under the fair value option of $10.0 billion and $9.0 billion at December 31, 2013 and 2012.
[3] Impaired loans include nonperforming commercial loans and all TDRs, including both commercial and consumer TDRs. Impaired loans exclude nonperforming consumer loans unless they are TDRs, and all consumer and commercial loans accounted for under the fair value option.
[4] Allowance for loan and lease losses includes $36 million and $97 million related to impaired U.S. small business commercial loans at December 31, 2013 and 2012.
[5] Consumer loans accounted for under the fair value option were residential mortgage loans of $2.0 billion and home equity loans of $147 million. Commercial loans accounted for under the fair value option were U.S. commercial loans of $1.5 billion and non-U.S. commercial loans of $6.4 billion. For additional information, see Note 20 – Fair Value Measurements and Note 21 – Fair Value Option.
[6] Consumer loans accounted for under the fair value option were residential mortgage loans of $1.0 billion. Commercial loans accounted for under the fair value option were U.S. commercial loans of $2.3 billion and non-U.S. commercial loans of $5.7 billion. For additional information, see Note 20 – Fair Value Measurements and Note 21 – Fair Value Option.