Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Gains and Losses (Details)

v2.4.0.8
Fair Value Measurements - Gains and Losses (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total $ 332 $ (308) $ (3) $ 2,115
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Total 30 (749) (995) 921
Corporate securities and other [Member]
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in Unrealized Gains (losses) relating to liabilities still held at reporting date     1  
Corporate securities, trading loans and other
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total Realized and Unrealized Gains (losses) included in Earnings, Liabilities   1 [1] 1 [2] 7 [2]
Accrued expenses and other liabilities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total Realized and Unrealized Gains (losses) included in Earnings, Liabilities 0 [3],[4] 8 [1],[3],[5] 1 [2],[3],[6] 30 [2],[3],[6]
Long-term debt
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total Realized and Unrealized Gains (losses) included in Earnings, Liabilities 123 [3],[4],[5] (62) [1],[3],[5] 4 [2],[3],[6] 41 [2],[3],[6]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in Unrealized Gains (losses) relating to liabilities still held at reporting date 123 [3] (62) [3] (6) [6] (3) [6]
Corporate securities, trading loans and other
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 50 [4] 133 [1] 213 [2] 256 [2]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 14 (6) 165 48
Equity securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 2 [4] 4 [1] 14 [2] 54 [2]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 12 4 17 26
Non-U.S. sovereign debt
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (28) [4] 11 [1] 59 [2] 56 [2]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date (28) 5 74 70
Mortgage trading loans and ABS
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 21 [4] (7) [1] 222 [2] 165 [2]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date (14) (55) 130 5
Trading Securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 45 [4] 141 [1] 508 [2] 531 [2]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date (16) (52) 386 149
Derivative assets
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 241 (499) 44 186
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 95 (663) (403) (761)
Non-U.S. securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings    [4] 5 [1] 0 [2] 5 [2]
Non-agency residential
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (1) [4]   (1) [2]  
Other taxable securities, substantially all asset-backed securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 1 [4] 2 [1] 9 [2] 5 [2]
Tax-exempt securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 5 [4] 2 [1] 8 [2] 3 [2]
Available-for-sale Securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 5 [4] 9 [1] 16 [2] 13 [2]
Loans and leases
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 12 [3],[4],[5],[7] (20) [1],[3],[5],[7] 71 [2],[3],[6],[8] 80 [2],[3],[6],[8]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 10 [3] (8) [3] 69 [6] 98 [6]
Mortgage servicing rights
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (95) [4],[7] 71 [1],[7] (634) [2],[8] 1,531 [2],[8]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date (204) (14) (1,068) 1,276
Loans Held-for-Sale
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (14) [3],[4],[5] 40 [1],[3],[5] 57 [2],[3],[6] 20 [2],[3],[6]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date (1) [3] 35 [3] 18 [6] 31 [6]
Other assets
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 15 [4],[9] 3 [1],[10] (71) [2],[9] (324) [11],[2]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 23 15 8 131
Trading Account Profits (Losses)
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total 202 (616) 19 6
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Total 105 (837) (35) (698)
Trading Account Profits (Losses) | Corporate securities and other [Member]
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in Unrealized Gains (losses) relating to liabilities still held at reporting date     1  
Trading Account Profits (Losses) | Corporate securities, trading loans and other
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total Realized and Unrealized Gains (losses) included in Earnings, Liabilities   1 1 7
Trading Account Profits (Losses) | Accrued expenses and other liabilities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total Realized and Unrealized Gains (losses) included in Earnings, Liabilities      [5]    [3]    [3]
Trading Account Profits (Losses) | Long-term debt
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total Realized and Unrealized Gains (losses) included in Earnings, Liabilities 96 [5] (31) [5] 32 [3] 49 [3]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in Unrealized Gains (losses) relating to liabilities still held at reporting date 96 [3] (31) [3] 30 [6] 6 [6]
Trading Account Profits (Losses) | Corporate securities, trading loans and other
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 50 133 213 256
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 14 (6) 165 48
Trading Account Profits (Losses) | Equity securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 2 4 14 54
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 12 4 17 26
Trading Account Profits (Losses) | Non-U.S. sovereign debt
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (28) 11 59 56
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date (28) 5 74 70
Trading Account Profits (Losses) | Mortgage trading loans and ABS
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 21 (7) 222 165
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date (14) (55) 130 5
Trading Account Profits (Losses) | Trading Securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 45 141 508 531
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date (16) (52) 386 149
Trading Account Profits (Losses) | Derivative assets
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 72 (727) (523) (581)
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 36 (754) (464) (853)
Trading Account Profits (Losses) | Non-agency residential
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 0   0  
Trading Account Profits (Losses) | Other taxable securities, substantially all asset-backed securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 0 0 0 0
Trading Account Profits (Losses) | Loans and leases
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date    [3]    [3]    [6]    [6]
Trading Account Profits (Losses) | Mortgage servicing rights
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (9)   3  
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date (9)    3   
Trading Account Profits (Losses) | Loans Held-for-Sale
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (2) [5]   (2) [3]  
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date (2) [3]    [3] 9 [6]    [6]
Trading Account Profits (Losses) | Other assets
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date            
Mortgage Banking Income (Loss)
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total 99 [12] 269 [12] (119) [12] 2,416 [12]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Total (114) [12] 53 [12] (1,038) [13] 1,498 [13]
Mortgage Banking Income (Loss) | Corporate securities and other [Member]
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in Unrealized Gains (losses) relating to liabilities still held at reporting date     0 [13]  
Mortgage Banking Income (Loss) | Corporate securities, trading loans and other
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total Realized and Unrealized Gains (losses) included in Earnings, Liabilities   0 [12] 0 [12] 0 [12]
Mortgage Banking Income (Loss) | Accrued expenses and other liabilities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total Realized and Unrealized Gains (losses) included in Earnings, Liabilities   8 [12],[5]    [12],[3] 30 [12],[3]
Mortgage Banking Income (Loss) | Long-term debt
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in Unrealized Gains (losses) relating to liabilities still held at reporting date    [12],[3]    [12],[3]    [13],[6]    [13],[6]
Mortgage Banking Income (Loss) | Corporate securities, trading loans and other
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 0 [12]    [12] 0 [13] 0 [13]
Mortgage Banking Income (Loss) | Equity securities
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 0 [12]    [12] 0 [13] 0 [13]
Mortgage Banking Income (Loss) | Non-U.S. sovereign debt
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 0 [12]    [12] 0 [13] 0 [13]
Mortgage Banking Income (Loss) | Mortgage trading loans and ABS
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 0 [12]    [12] 0 [13] 0 [13]
Mortgage Banking Income (Loss) | Trading Securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 0 [12] 0 [12] 0 [12] 0 [12]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 0 [12] 0 [12] 0 [13] 0 [13]
Mortgage Banking Income (Loss) | Derivative assets
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 169 [12] 228 [12] 567 [12] 767 [12]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 59 [12] 91 [12] 61 [13] 92 [13]
Mortgage Banking Income (Loss) | Non-U.S. securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings   0 [12]   0 [12]
Mortgage Banking Income (Loss) | Non-agency residential
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 0 [12]   0 [12]  
Mortgage Banking Income (Loss) | Other taxable securities, substantially all asset-backed securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 0 [12] 0 [12] 0 [12] 0 [12]
Mortgage Banking Income (Loss) | Tax-exempt securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings   0 [12]    
Mortgage Banking Income (Loss) | Available-for-sale Securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings   0 [12]    
Mortgage Banking Income (Loss) | Loans and leases
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings   (38) [12],[5]   (38) [12],[3]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 0 [12],[3] (35) [12],[3] 0 [13],[6] (35) [13],[6]
Mortgage Banking Income (Loss) | Mortgage servicing rights
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (86) [12] 71 [12] (637) [12] 1,531 [12]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date (195) [12] (14) [12] (1,071) [13] 1,276 [13]
Mortgage Banking Income (Loss) | Loans Held-for-Sale
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 0 [12],[5] 0 [12],[5] 0 [12],[3] 2 [12],[3]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 0 [12],[3] 0 [12],[3] 0 [13],[6] 6 [13],[6]
Mortgage Banking Income (Loss) | Other assets
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 16 [12] 0 [12] (49) [12] 124 [12]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 22 [12] 11 [12] (28) [13] 159 [13]
Other
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total 31 [14] 39 [14] 97 [15] (307) [15]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Total 39 [16] 35 [16] 78 [17] 121 [17]
Other | Corporate securities and other [Member]
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in Unrealized Gains (losses) relating to liabilities still held at reporting date     0 [17]  
Other | Corporate securities, trading loans and other
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total Realized and Unrealized Gains (losses) included in Earnings, Liabilities   0 [14] 0 [15] 0 [15]
Other | Accrued expenses and other liabilities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total Realized and Unrealized Gains (losses) included in Earnings, Liabilities   0 [14],[5] 1 [15],[3] 0 [15],[3]
Other | Long-term debt
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Total Realized and Unrealized Gains (losses) included in Earnings, Liabilities 27 [14],[5] (31) [14],[5] (28) [15],[3] (8) [15],[3]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in Unrealized Gains (losses) relating to liabilities still held at reporting date 27 [16],[3] (31) [16],[3] (36) [17],[6] (9) [17],[6]
Other | Corporate securities, trading loans and other
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date    [16]    [16]    [17]    [17]
Other | Equity securities
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date    [16]    [16]    [17]    [17]
Other | Non-U.S. sovereign debt
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date    [16]    [16]    [17]    [17]
Other | Mortgage trading loans and ABS
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date    [16]    [16]    [17]    [17]
Other | Trading Securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 0 [14] 0 [14] 0 [15] 0 [15]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 0 [16] 0 [16] 0 [17] 0 [17]
Other | Derivative assets
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date    [16]    [16]    [17]    [17]
Other | Non-U.S. securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings   5 [14]   5 [15]
Other | Non-agency residential
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (1) [14]   (1) [15]  
Other | Other taxable securities, substantially all asset-backed securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 1 [14] 2 [14] 9 [15] 5 [15]
Other | Tax-exempt securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 5 [14] 2 [14] 8 [15] 3 [15]
Other | Available-for-sale Securities
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 5 [14] 9 [14] 16 [15] 13 [15]
Other | Loans and leases
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 12 [14],[5] 18 [14],[5] 71 [15],[3] 118 [15],[3]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 10 [16],[3] 27 [16],[3] 69 [17],[6] 133 [17],[6]
Other | Mortgage servicing rights
       
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 0 [16]    [16] 0 [17] 0 [17]
Other | Loans Held-for-Sale
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (12) [14],[5] 40 [14],[5] 59 [15],[3] 18 [15],[3]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 1 [16],[3] 35 [16],[3] 9 [17],[6] 25 [17],[6]
Other | Other assets
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (1) [14] 3 [14] (22) [15] (448) [15]
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date 1 [16] 4 [16] 36 [17] (28) [17]
Equity investments | Other assets
       
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 1 16 (20) 52
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date        
Change in unrealized Gains (losses) relating to assets still held at reporting date $ 5 $ 17 $ 37 $ 23
[1] Assets (liabilities). For assets, increase (decrease) to Level 3 and for liabilities, (increase) decrease to Level 3.
[2] (1) Assets (liabilities). For assets, increase (decrease) to Level 3 and for liabilities, (increase) decrease to Level 3.
[3] Amounts represent instruments that are accounted for under the fair value option.
[4] Assets (liabilities). For assets, increase (decrease) to Level 3 and for liabilities, (increase) decrease to Level 3.
[5] Amounts represent instruments that are accounted for under the fair value option.Level 3 – Total Realized and Unrealized Gains (Losses) Included in Earnings Nine Months Ended September 30, 2014(Dollars in millions)TradingAccountProfits(Losses) MortgageBankingIncome(Loss) (1) Other (2) TotalTrading account assets: Corporate securities, trading loans and other$213 $— $— $213Equity securities14 — — 14Non-U.S. sovereign debt59 — — 59Mortgage trading loans and ABS222 — — 222Total trading account assets508 — — 508Net derivative assets(523) 567 — 44AFS debt securities: Non-agency residential MBS— — (1) (1)Other taxable securities— — 9 9Tax-exempt securities— — 8 8Total AFS debt securities— — 16 16Loans and leases (3)— — 71 71Mortgage servicing rights3 (637) — (634)Loans held-for-sale (3)(2) — 59 57Other assets— (49) (22) (71)Trading account liabilities – Corporate securities and other1 — — 1Accrued expenses and other liabilities (3)— — 1 1Long-term debt (3)32 — (28) 4Total$19 $(119) $97 $(3) Nine Months Ended September 30, 2013Trading account assets: Corporate securities, trading loans and other$256 $— $— $256Equity securities54 — — 54Non-U.S. sovereign debt56 — — 56Mortgage trading loans and ABS165 — — 165Total trading account assets531 — — 531Net derivative assets(581) 767 — 186AFS debt securities: Non-U.S. securities— — 5 5Other taxable securities— — 5 5Tax-exempt securities— — 3 3Total AFS debt securities— — 13 13Loans and leases (3)— (38) 118 80Mortgage servicing rights— 1,531 — 1,531Loans held-for-sale (3)— 2 18 20Other assets— 124 (448) (324)Trading account liabilities – Corporate securities and other7 — — 7Accrued expenses and other liabilities (3)— 30 — 30Long-term debt (3)49 — (8) 41Total$6 $2,416 $(307) $2,115
[6] (3) Amounts represent instruments that are accounted for under the fair value option.
[7] Issuances represent loan originations and mortgage servicing rights retained following securitizations or whole-loan sales.
[8] (4) Issuances represent loan originations and mortgage servicing rights retained following securitizations or whole-loan sales.
[9] (5) Other assets is primarily comprised of private equity investments and certain long-term fixed-rate margin loans that are accounted for under the fair value option.
[10] Other assets is primarily comprised of net monoline exposure to a single counterparty and private equity investments.
[11] (5) Other assets is primarily comprised of net monoline exposure to a single counterparty and private equity investments.
[12] Mortgage banking income (loss) does not reflect the impact of Level 1 and Level 2 hedges on MSRs.
[13] (1) Mortgage banking income (loss) does not reflect the impact of Level 1 and Level 2 hedges on MSRs.
[14] Amounts included are primarily recorded in other income (loss). Equity investment gains of $1 million and $16 million recorded on other assets were also included for the three months ended September 30, 2014 and 2013.
[15] Amounts included are primarily recorded in other income (loss). Equity investment losses of $20 million and gains of $52 million recorded on other assets were also included for the nine months ended September 30, 2014 and 2013.
[16] Amounts included are primarily recorded in other income (loss). Equity investment gains of $5 million and $17 million recorded on other assets were also included for the three months ended September 30, 2014 and 2013.
[17] (2) Amounts included are primarily recorded in other income (loss). Equity investment gains of $37 million and $23 million recorded on other assets were also included for the nine months ended September 30, 2014 and 2013.