Fair Value Measurements - Gains and Losses (Details) (USD $) In Millions, unless otherwise specified
|
12 Months Ended |
Dec. 31, 2012
|
Dec. 31, 2011
|
Dec. 31, 2010
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Equity Investment Income (Loss) |
$ 97
|
|
$ 242
|
|
$ 1,967
|
|
Trading Account Profits (Losses) |
(2,886)
|
|
2,485
|
|
422
|
|
Mortgage Banking Income (Loss) |
2,631
|
[1] |
(2,109)
|
[1] |
4,994
|
[1] |
Other Income (Loss) |
294
|
|
(167)
|
|
(307)
|
|
Total |
136
|
|
451
|
|
7,076
|
|
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Equity Investment Income |
141
|
|
(309)
|
|
50
|
|
Trading Account Profits (Losses) |
(2,858)
|
|
1,311
|
|
24
|
|
Mortgage Banking Income (Loss) |
970
|
[1] |
(5,813)
|
[1] |
(5,143)
|
[1] |
Other Income (Loss) |
210
|
|
(596)
|
|
(185)
|
|
Total |
(1,537)
|
|
(5,407)
|
|
(5,254)
|
|
Corporate securities, trading loans and other [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
195
|
|
490
|
|
848
|
|
Total |
195
|
|
490
|
|
848
|
|
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Trading Account Profits (Losses) |
(19)
|
|
(86)
|
|
289
|
|
Total |
(19)
|
|
(86)
|
|
289
|
|
Equity Securities [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
31
|
|
49
|
|
(81)
|
|
Total |
31
|
|
49
|
|
(81)
|
|
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Trading Account Profits (Losses) |
17
|
|
(60)
|
|
(50)
|
|
Total |
17
|
|
(60)
|
|
(50)
|
|
Non-U.S. sovereign debt [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
8
|
|
87
|
|
(138)
|
|
Total |
8
|
|
87
|
|
(138)
|
|
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Trading Account Profits (Losses) |
20
|
|
101
|
|
(144)
|
|
Trading Account Profits (Losses) |
|
|
3
|
|
52
|
|
Total |
20
|
|
101
|
|
(144)
|
|
Total |
|
|
3
|
|
52
|
|
Mortgage trading loans and ABS [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
215
|
|
442
|
|
653
|
|
Total |
215
|
|
442
|
|
653
|
|
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Trading Account Profits (Losses) |
36
|
|
30
|
|
227
|
|
Total |
36
|
|
30
|
|
227
|
|
Trading Account Assets [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
449
|
|
1,068
|
|
1,282
|
|
Total |
449
|
|
1,068
|
|
1,282
|
|
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Trading Account Profits (Losses) |
54
|
|
(15)
|
|
322
|
|
Total |
54
|
|
(15)
|
|
322
|
|
Derivative assets [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
(3,208)
|
|
1,516
|
|
(1,257)
|
|
Mortgage Banking Income (Loss) |
2,987
|
[1] |
3,683
|
[1] |
9,375
|
[1] |
Total |
(221)
|
|
5,199
|
|
8,118
|
|
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Trading Account Profits (Losses) |
(2,782)
|
|
1,430
|
|
(945)
|
|
Mortgage Banking Income (Loss) |
2,020
|
[1] |
1,351
|
[1] |
676
|
[1] |
Total |
(762)
|
|
2,781
|
|
(269)
|
|
Non-Agency Residential MBS [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Mortgage Banking Income (Loss) |
|
|
0
|
[1] |
(16)
|
[1] |
Other Income (Loss) |
(69)
|
|
(158)
|
|
(630)
|
|
Total |
(69)
|
|
(158)
|
|
(646)
|
|
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Mortgage Banking Income (Loss) |
|
|
0
|
[1] |
(2)
|
[1] |
Other Income (Loss) |
|
|
(195)
|
|
(162)
|
|
Total |
|
|
(195)
|
|
(164)
|
|
Non-Agency Commercial MBS [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Other Income (Loss) |
|
|
|
|
(13)
|
|
Total |
|
|
|
|
(13)
|
|
Non-U.S. Securities [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Other Income (Loss) |
|
|
|
|
(125)
|
|
Total |
|
|
|
|
(125)
|
|
Corporate/Agency bonds [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Other Income (Loss) |
(2)
|
|
(12)
|
|
(3)
|
|
Total |
(2)
|
|
(12)
|
|
(3)
|
|
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Other Income (Loss) |
|
|
(14)
|
|
|
|
Total |
|
|
(14)
|
|
|
|
Other taxable securities [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
2
|
|
16
|
|
(295)
|
|
Other Income (Loss) |
21
|
|
10
|
|
(1)
|
|
Total |
23
|
|
26
|
|
(296)
|
|
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Trading Account Profits (Losses) |
2
|
|
|
|
|
|
Other Income (Loss) |
0
|
|
13
|
|
|
|
Total |
2
|
|
13
|
|
|
|
Tax-exempt securities [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
0
|
|
(3)
|
|
23
|
|
Other Income (Loss) |
61
|
|
24
|
|
(48)
|
|
Total |
61
|
|
21
|
|
(25)
|
|
Available-for-sale debt securities [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
2
|
|
13
|
|
(272)
|
|
Mortgage Banking Income (Loss) |
|
|
0
|
[1] |
(16)
|
[1] |
Other Income (Loss) |
11
|
|
(136)
|
|
(820)
|
|
Total |
13
|
|
(123)
|
|
(1,108)
|
|
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Other Income (Loss) |
|
|
(196)
|
|
|
|
Total |
|
|
(196)
|
|
|
|
Loans and leases [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
|
|
|
|
0
|
[2] |
Mortgage Banking Income (Loss) |
0
|
[1],[2] |
(13)
|
[1],[2] |
|
|
Other Income (Loss) |
334
|
[2] |
(42)
|
[2] |
(89)
|
[2] |
Total |
334
|
[2] |
(55)
|
[2] |
(89)
|
[2] |
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Other Income (Loss) |
291
|
[2] |
(260)
|
[2] |
(142)
|
[2] |
Total |
291
|
[2] |
(260)
|
[2] |
(142)
|
[2] |
Mortgage servicing rights [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Mortgage Banking Income (Loss) |
(430)
|
[1] |
(5,661)
|
[1] |
(4,321)
|
[1] |
Total |
(430)
|
|
(5,661)
|
|
(4,321)
|
|
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Mortgage Banking Income (Loss) |
(1,100)
|
[1] |
(6,958)
|
[1] |
(5,740)
|
[1] |
Total |
(1,100)
|
|
(6,958)
|
|
(5,740)
|
|
Loans held-for-sale [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
|
|
|
|
0
|
[2] |
Mortgage Banking Income (Loss) |
148
|
[1],[2] |
(108)
|
[1],[2] |
72
|
[1],[2] |
Other Income (Loss) |
204
|
[2] |
144
|
[2] |
410
|
[2] |
Total |
352
|
[2] |
36
|
[2] |
482
|
[2] |
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Trading Account Profits (Losses) |
|
|
0
|
[2] |
10
|
[2] |
Mortgage Banking Income (Loss) |
121
|
[1],[2] |
(153)
|
[1],[2] |
(9)
|
[1],[2] |
Other Income (Loss) |
168
|
[2] |
5
|
[2] |
258
|
[2] |
Total |
289
|
[2] |
(148)
|
[2] |
259
|
[2] |
Other assets [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Equity Investment Income (Loss) |
97
|
|
242
|
|
1,967
|
|
Mortgage Banking Income (Loss) |
(74)
|
[1] |
(51)
|
[1] |
(21)
|
[1] |
Other Income (Loss) |
(77)
|
|
(51)
|
|
0
|
|
Total |
(54)
|
|
140
|
|
1,946
|
|
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Equity Investment Income (Loss) |
141
|
|
(309)
|
|
50
|
|
Mortgage Banking Income (Loss) |
(71)
|
[1] |
(53)
|
[1] |
(22)
|
[1] |
Other Income (Loss) |
(74)
|
|
(51)
|
|
0
|
|
Total |
(4)
|
|
(413)
|
|
28
|
|
Non-U.S. sovereign debt [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
|
|
|
|
23
|
|
Total |
|
|
|
|
23
|
|
Corporate securities and other [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
|
|
4
|
|
(5)
|
|
Total |
|
|
4
|
|
(5)
|
|
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Trading Account Profits (Losses) |
4
|
|
|
|
|
|
Total |
4
|
|
|
|
|
|
Trading Liabilities [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
4
|
|
|
|
18
|
|
Total |
4
|
|
|
|
18
|
|
Short-term Debt [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Mortgage Banking Income (Loss) |
|
|
(30)
|
[1],[2] |
(95)
|
[1],[2] |
Total |
|
|
(30)
|
[2] |
(95)
|
[2] |
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Mortgage Banking Income (Loss) |
|
|
|
|
(46)
|
[1],[2] |
Total |
|
|
|
|
(46)
|
[2] |
Accrued expenses and other liabilities [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
0
|
[2] |
(10)
|
[2] |
(26)
|
[2] |
Mortgage Banking Income (Loss) |
0
|
[1],[2] |
71
|
[1],[2] |
|
|
Other Income (Loss) |
(4)
|
[2] |
0
|
[2] |
172
|
[2] |
Total |
(4)
|
[2] |
61
|
[2] |
146
|
[2] |
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Other Income (Loss) |
(2)
|
[2] |
|
|
(182)
|
[2] |
Total |
(2)
|
[2] |
|
|
(182)
|
[2] |
Long-term Debt [Member]
|
|
|
|
|
|
|
Level 3 Total Realized and Unrealized Gains (Losses) Related to Assets Included in Earnings |
|
|
|
|
|
|
Trading Account Profits (Losses) |
(133)
|
[2] |
(106)
|
[2] |
677
|
[2] |
Other Income (Loss) |
(174)
|
[2] |
(82)
|
[2] |
20
|
[2] |
Total |
(307)
|
[2] |
(188)
|
[2] |
697
|
[2] |
Level 3 Changes in Unrealized Gains (Losses) Relating to Assets Still Held at Reporting Date |
|
|
|
|
|
|
Trading Account Profits (Losses) |
(136)
|
[2] |
(107)
|
[2] |
585
|
[2] |
Other Income (Loss) |
(173)
|
[2] |
(94)
|
[2] |
43
|
[2] |
Total |
$ (309)
|
[2] |
$ (201)
|
[2] |
$ 628
|
[2] |
|
|