Fair Value Measurements - Recurring Fair Value (Details) - USD ($)
$ in Millions |
Mar. 31, 2016 |
Dec. 31, 2015 |
Mar. 31, 2015 |
Dec. 31, 2014 |
| Financial assets |
|
|
|
|
| Federal funds sold and securities borrowed or purchased under agreements to resell |
$ 53,379
|
$ 55,143
|
|
|
| Trading account assets |
178,987
|
176,527
|
|
|
| Gross derivative assets |
860,300
|
689,700
|
|
|
| Derivative assets |
52,255
|
49,990
|
|
|
| Total AFS debt securities |
284,120
|
305,773
|
|
|
| Other debt securities carried at fair value |
18,213
|
16,607
|
|
|
| Loans and leases, measured at fair value |
8,212
|
6,938
|
|
|
| Mortgage servicing rights |
2,631
|
3,087
|
$ 3,394
|
$ 3,530
|
| Loans held-for-sale, measured at fair value |
3,303
|
4,818
|
|
|
| Other assets |
13,293
|
14,320
|
|
|
| Liabilities |
|
|
|
|
| Interest-bearing deposits in U.S. offices |
1,038
|
1,116
|
|
|
| Federal funds purchased and securities loaned or sold under agreements to repurchase, measured at fair value |
24,369
|
24,574
|
|
|
| Gross derivative liabilities |
850,700
|
682,200
|
|
|
| Derivative liabilities |
41,063
|
38,450
|
|
|
| Short-term borrowings, measured at fair value |
1,482
|
1,325
|
|
|
| Long-term debt |
31,261
|
30,097
|
|
|
| Derivative Liabilities |
|
|
|
|
| Assets and Liabilities, Recurring Basis, Supplemental Information: |
|
|
|
|
| Liabilities transferred from Level 1 to Level 2 |
744
|
6,700
|
|
|
| Liabilities transferred from Level 2 to Level 1 |
230
|
6,200
|
|
|
| Derivative assets |
|
|
|
|
| Assets and Liabilities, Recurring Basis, Supplemental Information: |
|
|
|
|
| Assets transferred from Level 1 to Level 2 |
609
|
6,600
|
|
|
| Assets transferred from Level 2 to Level 1 |
312
|
6,400
|
|
|
| Equity securities |
|
|
|
|
| Assets and Liabilities, Recurring Basis, Supplemental Information: |
|
|
|
|
| Assets transferred from Level 2 to Level 1 |
|
327
|
|
|
| U.S. Treasury and agency securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
22,216
|
25,277
|
|
|
| Agency |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
207,736
|
228,947
|
|
|
| Agency-collateralized mortgage obligations |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
10,558
|
10,985
|
|
|
| Non-agency residential |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
2,229
|
3,179
|
|
|
| Commercial |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
10,233
|
7,165
|
|
|
| Other taxable securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
10,480
|
10,445
|
|
|
| Tax-exempt securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
14,588
|
14,008
|
|
|
| US Government-sponsored Enterprises Debt Securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
19,200
|
14,800
|
|
|
| Recurring |
|
|
|
|
| Financial assets |
|
|
|
|
| Federal funds sold and securities borrowed or purchased under agreements to resell |
53,379
|
55,143
|
|
|
| Trading account assets |
178,987
|
176,527
|
|
|
| Netting adjustments |
(807,948)
|
(639,751)
|
|
|
| Derivative assets |
52,255
|
49,990
|
|
|
| Total AFS debt securities |
284,120
|
305,773
|
|
|
| Other debt securities carried at fair value |
18,213
|
16,607
|
|
|
| Loans and leases, measured at fair value |
8,212
|
6,938
|
|
|
| Mortgage servicing rights |
2,631
|
3,087
|
|
|
| Loans held-for-sale, measured at fair value |
3,303
|
4,818
|
|
|
| Other assets |
13,293
|
14,320
|
|
|
| Total assets |
614,393
|
633,203
|
|
|
| Liabilities |
|
|
|
|
| Interest-bearing deposits in U.S. offices |
1,038
|
1,116
|
|
|
| Federal funds purchased and securities loaned or sold under agreements to repurchase, measured at fair value |
24,369
|
24,574
|
|
|
| Total trading account liabilities |
74,003
|
66,963
|
|
|
| Netting adjustment |
(809,595)
|
(643,679)
|
|
|
| Derivative liabilities |
41,063
|
38,450
|
|
|
| Short-term borrowings, measured at fair value |
1,482
|
1,325
|
|
|
| Accrued expenses and other liabilities |
12,876
|
13,899
|
|
|
| Long-term debt |
31,261
|
30,097
|
|
|
| Total liabilities |
186,092
|
176,424
|
|
|
| Recurring | Securities Segregated for Compliance or Deposited with Clearing Organizations |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
13,600
|
16,400
|
|
|
| Recurring | Consolidated VIEs |
|
|
|
|
| Financial assets |
|
|
|
|
| Loans and leases, measured at fair value |
765
|
|
|
|
| Recurring | U.S. government and agency securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
57,186
|
48,535
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
16,157
|
14,972
|
|
|
| Recurring | Corporate securities, trading loans and other |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
27,347
|
25,901
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
6,885
|
6,161
|
|
|
| Recurring | Equity securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
53,610
|
63,029
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
34,894
|
30,290
|
|
|
| Recurring | Non-U.S. sovereign debt |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
31,495
|
29,087
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
16,067
|
15,540
|
|
|
| Recurring | Mortgage trading loans and ABS |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
9,349
|
9,975
|
|
|
| Recurring | U.S. Treasury and agency securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
22,216
|
25,277
|
|
|
| Recurring | Agency |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
207,736
|
228,947
|
|
|
| Recurring | Agency-collateralized mortgage obligations |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
10,558
|
10,985
|
|
|
| Other debt securities carried at fair value |
6
|
7
|
|
|
| Recurring | Non-agency residential |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
2,229
|
3,179
|
|
|
| Other debt securities carried at fair value |
3,323
|
3,490
|
|
|
| Recurring | Commercial |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
10,233
|
7,165
|
|
|
| Recurring | Non-U.S. securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
6,080
|
5,767
|
|
|
| Other debt securities carried at fair value |
14,628
|
12,843
|
|
|
| Recurring | Other taxable securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
10,480
|
10,445
|
|
|
| Other debt securities carried at fair value |
256
|
267
|
|
|
| Recurring | Tax-exempt securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
14,588
|
14,008
|
|
|
| Recurring | Level 1 |
|
|
|
|
| Financial assets |
|
|
|
|
| Federal funds sold and securities borrowed or purchased under agreements to resell |
0
|
0
|
|
|
| Trading account assets |
85,782
|
90,745
|
|
|
| Gross derivative assets |
6,447
|
5,149
|
|
|
| Total AFS debt securities |
23,553
|
26,142
|
|
|
| Other debt securities carried at fair value |
13,406
|
11,691
|
|
|
| Loans and leases, measured at fair value |
0
|
0
|
|
|
| Mortgage servicing rights |
0
|
0
|
|
|
| Loans held-for-sale, measured at fair value |
0
|
0
|
|
|
| Other assets |
11,024
|
11,923
|
|
|
| Total assets |
140,212
|
145,650
|
|
|
| Liabilities |
|
|
|
|
| Interest-bearing deposits in U.S. offices |
0
|
0
|
|
|
| Federal funds purchased and securities loaned or sold under agreements to repurchase, measured at fair value |
0
|
0
|
|
|
| Total trading account liabilities |
61,085
|
56,483
|
|
|
| Gross derivative liabilities |
6,374
|
4,941
|
|
|
| Short-term borrowings, measured at fair value |
0
|
0
|
|
|
| Accrued expenses and other liabilities |
10,683
|
11,656
|
|
|
| Long-term debt |
0
|
0
|
|
|
| Total liabilities |
78,142
|
73,080
|
|
|
| Recurring | Level 1 | U.S. government and agency securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
37,321
|
33,034
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
15,933
|
14,803
|
|
|
| Recurring | Level 1 | Corporate securities, trading loans and other |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
341
|
325
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
153
|
193
|
|
|
| Recurring | Level 1 | Equity securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
31,857
|
41,735
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
30,795
|
27,898
|
|
|
| Recurring | Level 1 | Non-U.S. sovereign debt |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
16,263
|
15,651
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
14,204
|
13,589
|
|
|
| Recurring | Level 1 | Mortgage trading loans and ABS |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
0
|
0
|
|
|
| Recurring | Level 1 | U.S. Treasury and agency securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
20,669
|
23,374
|
|
|
| Recurring | Level 1 | Agency |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
0
|
0
|
|
|
| Recurring | Level 1 | Agency-collateralized mortgage obligations |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
0
|
0
|
|
|
| Other debt securities carried at fair value |
0
|
0
|
|
|
| Recurring | Level 1 | Non-agency residential |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
0
|
0
|
|
|
| Other debt securities carried at fair value |
0
|
0
|
|
|
| Recurring | Level 1 | Commercial |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
0
|
0
|
|
|
| Recurring | Level 1 | Non-U.S. securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
2,884
|
2,768
|
|
|
| Other debt securities carried at fair value |
13,406
|
11,691
|
|
|
| Recurring | Level 1 | Other taxable securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
0
|
0
|
|
|
| Other debt securities carried at fair value |
0
|
0
|
|
|
| Recurring | Level 1 | Tax-exempt securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
0
|
0
|
|
|
| Recurring | Level 2 |
|
|
|
|
| Financial assets |
|
|
|
|
| Federal funds sold and securities borrowed or purchased under agreements to resell |
53,379
|
55,143
|
|
|
| Trading account assets |
87,648
|
80,148
|
|
|
| Gross derivative assets |
848,297
|
679,458
|
|
|
| Total AFS debt securities |
259,116
|
278,199
|
|
|
| Other debt securities carried at fair value |
4,778
|
4,886
|
|
|
| Loans and leases, measured at fair value |
6,515
|
5,318
|
|
|
| Mortgage servicing rights |
0
|
0
|
|
|
| Loans held-for-sale, measured at fair value |
2,643
|
4,031
|
|
|
| Other assets |
1,894
|
2,023
|
|
|
| Total assets |
1,264,270
|
1,109,206
|
|
|
| Liabilities |
|
|
|
|
| Interest-bearing deposits in U.S. offices |
1,038
|
1,116
|
|
|
| Federal funds purchased and securities loaned or sold under agreements to repurchase, measured at fair value |
24,024
|
24,239
|
|
|
| Total trading account liabilities |
12,890
|
10,459
|
|
|
| Gross derivative liabilities |
838,510
|
671,613
|
|
|
| Short-term borrowings, measured at fair value |
1,482
|
1,295
|
|
|
| Accrued expenses and other liabilities |
2,184
|
2,234
|
|
|
| Long-term debt |
29,447
|
28,584
|
|
|
| Total liabilities |
909,575
|
739,540
|
|
|
| Recurring | Level 2 | U.S. government and agency securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
19,865
|
15,501
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
224
|
169
|
|
|
| Recurring | Level 2 | Corporate securities, trading loans and other |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
24,052
|
22,738
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
6,704
|
5,947
|
|
|
| Recurring | Level 2 | Equity securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
21,336
|
20,887
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
4,099
|
2,392
|
|
|
| Recurring | Level 2 | Non-U.S. sovereign debt |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
14,660
|
12,915
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
1,863
|
1,951
|
|
|
| Recurring | Level 2 | Mortgage trading loans and ABS |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
7,735
|
8,107
|
|
|
| Recurring | Level 2 | U.S. Treasury and agency securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
1,547
|
1,903
|
|
|
| Recurring | Level 2 | Agency |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
207,736
|
228,947
|
|
|
| Recurring | Level 2 | Agency-collateralized mortgage obligations |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
10,558
|
10,985
|
|
|
| Other debt securities carried at fair value |
6
|
7
|
|
|
| Recurring | Level 2 | Non-agency residential |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
2,079
|
3,073
|
|
|
| Other debt securities carried at fair value |
3,294
|
3,460
|
|
|
| Recurring | Level 2 | Commercial |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
10,233
|
7,165
|
|
|
| Recurring | Level 2 | Non-U.S. securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
3,196
|
2,999
|
|
|
| Other debt securities carried at fair value |
1,222
|
1,152
|
|
|
| Recurring | Level 2 | Other taxable securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
9,741
|
9,688
|
|
|
| Other debt securities carried at fair value |
256
|
267
|
|
|
| Recurring | Level 2 | Tax-exempt securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
14,026
|
13,439
|
|
|
| Recurring | Level 3 |
|
|
|
|
| Financial assets |
|
|
|
|
| Federal funds sold and securities borrowed or purchased under agreements to resell |
0
|
0
|
|
|
| Trading account assets |
5,557
|
5,634
|
|
|
| Gross derivative assets |
5,459
|
5,134
|
7,500
|
|
| Total AFS debt securities |
1,451
|
1,432
|
|
|
| Other debt securities carried at fair value |
29
|
30
|
|
|
| Loans and leases, measured at fair value |
1,697
|
1,620
|
|
|
| Mortgage servicing rights |
2,631
|
3,087
|
|
|
| Loans held-for-sale, measured at fair value |
660
|
787
|
|
|
| Other assets |
375
|
374
|
|
|
| Total assets |
17,859
|
18,098
|
|
|
| Liabilities |
|
|
|
|
| Interest-bearing deposits in U.S. offices |
0
|
0
|
|
|
| Federal funds purchased and securities loaned or sold under agreements to repurchase, measured at fair value |
345
|
335
|
|
|
| Total trading account liabilities |
28
|
21
|
|
|
| Gross derivative liabilities |
5,774
|
5,575
|
$ 8,500
|
|
| Short-term borrowings, measured at fair value |
0
|
30
|
|
|
| Accrued expenses and other liabilities |
9
|
9
|
|
|
| Long-term debt |
1,814
|
1,513
|
|
|
| Total liabilities |
7,970
|
7,483
|
|
|
| Recurring | Level 3 | U.S. government and agency securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
0
|
0
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
0
|
0
|
|
|
| Recurring | Level 3 | Corporate securities, trading loans and other |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
2,954
|
2,838
|
|
|
| Total assets |
3,000
|
2,800
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
28
|
21
|
|
|
| Recurring | Level 3 | Equity securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
417
|
407
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
0
|
0
|
|
|
| Recurring | Level 3 | Non-U.S. sovereign debt |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
572
|
521
|
|
|
| Total assets |
572
|
521
|
|
|
| Liabilities |
|
|
|
|
| Total trading account liabilities |
0
|
0
|
|
|
| Recurring | Level 3 | Mortgage trading loans and ABS |
|
|
|
|
| Financial assets |
|
|
|
|
| Trading account assets |
1,614
|
1,868
|
|
|
| Total assets |
1,600
|
1,900
|
|
|
| Recurring | Level 3 | U.S. Treasury and agency securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
0
|
0
|
|
|
| Recurring | Level 3 | Agency |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
0
|
0
|
|
|
| Recurring | Level 3 | Agency-collateralized mortgage obligations |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
0
|
0
|
|
|
| Other debt securities carried at fair value |
0
|
0
|
|
|
| Recurring | Level 3 | Non-agency residential |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
150
|
106
|
|
|
| Other debt securities carried at fair value |
29
|
30
|
|
|
| Recurring | Level 3 | Commercial |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
0
|
0
|
|
|
| Recurring | Level 3 | Non-U.S. securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
0
|
0
|
|
|
| Other debt securities carried at fair value |
0
|
0
|
|
|
| Recurring | Level 3 | Other taxable securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
739
|
757
|
|
|
| Other debt securities carried at fair value |
0
|
0
|
|
|
| Total assets |
739
|
757
|
|
|
| Recurring | Level 3 | Tax-exempt securities |
|
|
|
|
| Financial assets |
|
|
|
|
| Total AFS debt securities |
562
|
569
|
|
|
| Total assets |
$ 562
|
$ 569
|
|
|