Quarterly report pursuant to Section 13 or 15(d)

Fair Value Option - Changes in FV of Assets and Liabilities (Details)

v2.4.0.8
Fair Value Option - Changes in FV of Assets and Liabilities (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option $ (45) $ (1,121) $ 645 $ (2,280)
Trading Account Profits (Losses) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (169) (1,018) (53) (851)
Mortgage Banking Income (Loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 125 621 607 2,027
Other Income (loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (1) (724) 91 (3,456)
Loans and Loan Commitments [Member]
       
Fair Value, Option, Quantitative Disclosures [Line Items]        
Fair value option, changes in borrower specific credit risk, gains (losses) on assets 62 487 218 975
Loans reported as trading account assets [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 46 64 85 198
Loans reported as trading account assets [Member] | Trading Account Profits (Losses) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 46 64 85 198
Loans reported as trading account assets [Member] | Mortgage Banking Income (Loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option          
Loans reported as trading account assets [Member] | Other Income (loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option          
Consumer and commercial loans [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (7) 188 146 438
Consumer and commercial loans [Member] | Trading Account Profits (Losses) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 1 3 2 8
Consumer and commercial loans [Member] | Mortgage Banking Income (Loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (38)   (38)  
Consumer and commercial loans [Member] | Other Income (loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 30 185 182 430
Loans held-for-sale [Member]
       
Fair Value, Option, Quantitative Disclosures [Line Items]        
Fair value option, changes in borrower specific credit risk, gains (losses) on assets 52 117 119 281
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 258 [1] 782 [1] 721 [2] 2,372 [2]
Loans held-for-sale [Member] | Trading Account Profits (Losses) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 5 [1] 20 [1] (2) [2] 69 [2]
Loans held-for-sale [Member] | Mortgage Banking Income (Loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 174 [1] 675 [1] 685 [2] 2,136 [2]
Loans held-for-sale [Member] | Other Income (loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 79 [1] 87 [1] 38 [2] 167 [2]
Securities financing agreements [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (23) 9 (39) (58)
Securities financing agreements [Member] | Trading Account Profits (Losses) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (23) 9 (39) (58)
Securities financing agreements [Member] | Mortgage Banking Income (Loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option          
Securities financing agreements [Member] | Other Income (loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 0 0 0 0
Other assets [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (47)   (86) 7
Other assets [Member] | Trading Account Profits (Losses) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option          
Other assets [Member] | Mortgage Banking Income (Loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option          
Other assets [Member] | Other Income (loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (47)   (86) 7
Long-term deposits [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 7 (20) 97  
Long-term deposits [Member] | Trading Account Profits (Losses) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (6)   30  
Long-term deposits [Member] | Mortgage Banking Income (Loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option          
Long-term deposits [Member] | Other Income (loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 13 (20) 67  
Asset-backed secured financings [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (20) (54) (71) (109)
Asset-backed secured financings [Member] | Trading Account Profits (Losses) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option          
Asset-backed secured financings [Member] | Mortgage Banking Income (Loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (20) (54) (71) (109)
Asset-backed secured financings [Member] | Other Income (loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option            
Unfunded loan commitments [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 76 313 122 605
Unfunded loan commitments [Member] | Trading Account Profits (Losses) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option          
Unfunded loan commitments [Member] | Mortgage Banking Income (Loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option          
Unfunded loan commitments [Member] | Other Income (loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 76 313 122 605
Other short-term borrowings [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (1) (1) (29) 18
Other short-term borrowings [Member] | Trading Account Profits (Losses) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (1) (1) (29) 18
Other short-term borrowings [Member] | Mortgage Banking Income (Loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option          
Other short-term borrowings [Member] | Other Income (loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option          
Accrued expenses and other liabilities [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 9   31  
Accrued expenses and other liabilities [Member] | Trading Account Profits (Losses) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 0   0  
Accrued expenses and other liabilities [Member] | Mortgage Banking Income (Loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option 9   31  
Accrued expenses and other liabilities [Member] | Other Income (loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option          
Long-term debt [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (343) [3] (2,402) [3] (332) [4] (5,751) [4]
Long-term debt [Member] | Trading Account Profits (Losses) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option (191) [3] (1,113) [3] (100) [4] (1,086) [4]
Long-term debt [Member] | Mortgage Banking Income (Loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option    [3]      [4]  
Long-term debt [Member] | Other Income (loss) [Member]
       
Gains (Losses) Relating to Assets and Liabilities Accounted for Using Fair Value Option        
Gains (Losses) Relating to Assets and Liabilities Accounted for Under the Fair Value Option $ (152) [3] $ (1,289) [3] $ (232) [4] $ (4,665) [4]
[1] Includes the value of interest rate lock commitments on loans funded, including those already sold during the period.
[2] (1) Includes the value of interest rate lock commitments on loans funded, including those already sold during the period.
[3] The majority of the net gains (losses) in trading account profits (losses) relate to the embedded derivative in structured liabilities and are offset by gains (losses) on derivatives and securities that hedge these liabilities. The net gains (losses) in other income (loss) relate to the impact on structured liabilities of changes in the Corporation's credit spreads.
[4] (2) The majority of the net gains (losses) in trading account profits (losses) relate to the embedded derivative in structured liabilities and are offset by gains (losses) on derivatives and securities that hedge these liabilities. The net gains (losses) in other income (loss) relate to the impact on structured liabilities of changes in the Corporation's credit spreads.