Securities - Expected Maturity (Details) (USD $) In Millions, unless otherwise specified
|
Sep. 30, 2014
|
Dec. 31, 2013
|
Held-to-maturity Securities, Debt Maturities, Net Carrying Amount [Abstract] |
|
|
|
Due in One Year or Less, Amount |
$ 108
|
[1] |
|
Due in One Year or Less, Yield |
0.51%
|
[1],[2] |
|
Due after One Year through Five Years, Amount |
19
|
[1] |
|
Due after One Year through Five Years, Yield |
3.65%
|
[1],[2] |
|
Due after Five Years through Ten Years, Amount |
59,759
|
[1] |
|
Due after Five Years though Ten Years, Yield |
2.60%
|
[1],[2] |
|
Due after Ten Years, Amount |
289
|
[1] |
|
Due after Ten Years, Yield |
2.82%
|
[1],[2] |
|
Amortized Cost |
60,175
|
[1] |
55,150
|
Total, Yield |
2.60%
|
[1],[2] |
|
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
|
Debt Securities Carried at Fair Value |
307,949
|
|
268,795
|
Held-to-maturity Securities, Debt Maturities, Fair Value [Abstract] |
|
|
|
Due in One Year or Less, Amount |
108
|
[1] |
|
Due after One Year through Five Years, Amount |
19
|
[1] |
|
Due after Five Years though Ten Years, Amount |
58,585
|
[1] |
|
Due after Ten Years, Amount |
278
|
[1] |
|
Held-to-maturity Securities, Fair Value |
58,990
|
[1] |
52,430
|
U.S. Treasury and agency securities
|
|
|
|
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
519
|
|
|
Due in One Year or Less, Yield |
3.35%
|
[2] |
|
Due after One Year through Five Years, Amount |
54,173
|
|
|
Due after One Year through Five Years, Yield |
1.69%
|
[2] |
|
Due after Five Years though Ten Years, Amount |
4,523
|
|
|
Due after Five Years though Ten Years, Yield |
2.65%
|
[2] |
|
Due after Ten Years, Amount |
1,426
|
|
|
Due after Ten Years, Yield |
3.30%
|
[2] |
|
Total, Amount |
60,641
|
|
|
Total, Yield |
1.81%
|
[2] |
|
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
520
|
|
|
Due after One Year through Five Years, Amount |
54,103
|
|
|
Due after Five Years though Ten Years, Amount |
4,579
|
|
|
Due after Ten Years, Amount |
1,451
|
|
|
Debt Securities Carried at Fair Value |
60,653
|
|
|
Agency
|
|
|
|
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
8
|
|
|
Due in One Year or Less, Yield |
4.80%
|
[2] |
|
Due after One Year through Five Years, Amount |
10,549
|
|
|
Due after One Year through Five Years, Yield |
2.70%
|
[2] |
|
Due after Five Years though Ten Years, Amount |
135,392
|
|
|
Due after Five Years though Ten Years, Yield |
2.90%
|
[2] |
|
Due after Ten Years, Amount |
30,725
|
|
|
Due after Ten Years, Yield |
2.90%
|
[2] |
|
Total, Amount |
176,674
|
|
|
Total, Yield |
2.90%
|
[2] |
|
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
8
|
|
|
Due after One Year through Five Years, Amount |
10,825
|
|
|
Due after Five Years though Ten Years, Amount |
134,092
|
|
|
Due after Ten Years, Amount |
29,947
|
|
|
Debt Securities Carried at Fair Value |
174,872
|
|
|
Agency-collateralized mortgage obligations
|
|
|
|
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
775
|
|
|
Due in One Year or Less, Yield |
0.01%
|
[2] |
|
Due after One Year through Five Years, Amount |
3,764
|
|
|
Due after One Year through Five Years, Yield |
2.00%
|
[2] |
|
Due after Five Years though Ten Years, Amount |
9,273
|
|
|
Due after Five Years though Ten Years, Yield |
2.80%
|
[2] |
|
Due after Ten Years, Amount |
450
|
|
|
Due after Ten Years, Yield |
3.20%
|
[2] |
|
Total, Amount |
14,262
|
|
|
Total, Yield |
2.50%
|
[2] |
|
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
776
|
|
|
Due after One Year through Five Years, Amount |
3,733
|
|
|
Due after Five Years though Ten Years, Amount |
9,294
|
|
|
Due after Ten Years, Amount |
449
|
|
|
Debt Securities Carried at Fair Value |
14,252
|
|
|
Non-agency residential
|
|
|
|
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
586
|
|
|
Due in One Year or Less, Yield |
4.99%
|
[2] |
|
Due after One Year through Five Years, Amount |
1,646
|
|
|
Due after One Year through Five Years, Yield |
4.79%
|
[2] |
|
Due after Five Years though Ten Years, Amount |
1,416
|
|
|
Due after Five Years though Ten Years, Yield |
5.08%
|
[2] |
|
Due after Ten Years, Amount |
4,586
|
|
|
Due after Ten Years, Yield |
8.73%
|
[2] |
|
Total, Amount |
8,234
|
|
|
Total, Yield |
7.05%
|
[2] |
|
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
587
|
|
|
Due after One Year through Five Years, Amount |
1,638
|
|
|
Due after Five Years though Ten Years, Amount |
1,471
|
|
|
Due after Ten Years, Amount |
4,735
|
|
|
Debt Securities Carried at Fair Value |
8,431
|
|
|
Commercial
|
|
|
|
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
300
|
|
|
Due in One Year or Less, Yield |
8.13%
|
[2] |
|
Due after One Year through Five Years, Amount |
97
|
|
|
Due after One Year through Five Years, Yield |
2.98%
|
[2] |
|
Due after Five Years though Ten Years, Amount |
3,115
|
|
|
Due after Five Years though Ten Years, Yield |
2.80%
|
[2] |
|
Due after Ten Years, Amount |
3
|
|
|
Due after Ten Years, Yield |
2.83%
|
[2] |
|
Total, Amount |
3,515
|
|
|
Total, Yield |
3.29%
|
[2] |
|
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
308
|
|
|
Due after One Year through Five Years, Amount |
99
|
|
|
Due after Five Years though Ten Years, Amount |
3,103
|
|
|
Due after Ten Years, Amount |
3
|
|
|
Debt Securities Carried at Fair Value |
3,513
|
|
|
Non-U.S. securities
|
|
|
|
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
21,147
|
|
|
Due in One Year or Less, Yield |
0.74%
|
[2] |
|
Due after One Year through Five Years, Amount |
2,658
|
|
|
Due after One Year through Five Years, Yield |
3.30%
|
[2] |
|
Due after Five Years though Ten Years, Amount |
206
|
|
|
Due after Five Years though Ten Years, Yield |
2.61%
|
[2] |
|
Due after Ten Years, Amount |
9
|
|
|
Due after Ten Years, Yield |
3.20%
|
[2] |
|
Total, Amount |
24,020
|
|
|
Total, Yield |
0.98%
|
[2] |
|
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
21,141
|
|
|
Due after One Year through Five Years, Amount |
2,661
|
|
|
Due after Five Years though Ten Years, Amount |
245
|
|
|
Due after Ten Years, Amount |
8
|
|
|
Debt Securities Carried at Fair Value |
24,055
|
|
|
Corporate/Agency bonds
|
|
|
|
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
303
|
|
|
Due in One Year or Less, Yield |
1.64%
|
[2] |
|
Due after One Year through Five Years, Amount |
145
|
|
|
Due after One Year through Five Years, Yield |
3.79%
|
[2] |
|
Due after Five Years though Ten Years, Amount |
98
|
|
|
Due after Five Years though Ten Years, Yield |
3.79%
|
[2] |
|
Due after Ten Years, Amount |
139
|
|
|
Due after Ten Years, Yield |
0.56%
|
[2] |
|
Total, Amount |
685
|
|
|
Total, Yield |
2.24%
|
[2] |
|
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
303
|
|
|
Due after One Year through Five Years, Amount |
153
|
|
|
Due after Five Years though Ten Years, Amount |
100
|
|
|
Due after Ten Years, Amount |
138
|
|
|
Debt Securities Carried at Fair Value |
694
|
|
|
Other taxable securities, substantially all asset-backed securities
|
|
|
|
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
4,426
|
|
|
Due in One Year or Less, Yield |
1.40%
|
[2] |
|
Due after One Year through Five Years, Amount |
5,592
|
|
|
Due after One Year through Five Years, Yield |
1.32%
|
[2] |
|
Due after Five Years though Ten Years, Amount |
1,536
|
|
|
Due after Five Years though Ten Years, Yield |
2.06%
|
[2] |
|
Due after Ten Years, Amount |
802
|
|
|
Due after Ten Years, Yield |
3.89%
|
[2] |
|
Total, Amount |
12,356
|
|
|
Total, Yield |
1.60%
|
[2] |
|
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
4,432
|
|
|
Due after One Year through Five Years, Amount |
5,583
|
|
|
Due after Five Years though Ten Years, Amount |
1,564
|
|
|
Due after Ten Years, Amount |
804
|
|
|
Debt Securities Carried at Fair Value |
12,383
|
|
|
Total taxable securities
|
|
|
|
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
28,064
|
|
|
Due in One Year or Less, Yield |
1.04%
|
[2] |
|
Due after One Year through Five Years, Amount |
78,624
|
|
|
Due after One Year through Five Years, Yield |
1.97%
|
[2] |
|
Due after Five Years though Ten Years, Amount |
155,559
|
|
|
Due after Five Years though Ten Years, Yield |
2.91%
|
[2] |
|
Due after Ten Years, Amount |
38,140
|
|
|
Due after Ten Years, Yield |
3.56%
|
[2] |
|
Total, Amount |
300,387
|
|
|
Total, Yield |
2.57%
|
[2] |
|
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
28,075
|
|
|
Due after One Year through Five Years, Amount |
78,795
|
|
|
Due after Five Years though Ten Years, Amount |
154,448
|
|
|
Due after Ten Years, Amount |
37,535
|
|
|
Debt Securities Carried at Fair Value |
298,853
|
|
|
Tax-exempt securities
|
|
|
|
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
221
|
|
|
Due in One Year or Less, Yield |
1.51%
|
[2] |
|
Due after One Year through Five Years, Amount |
3,727
|
|
|
Due after One Year through Five Years, Yield |
1.20%
|
[2] |
|
Due after Five Years though Ten Years, Amount |
3,363
|
|
|
Due after Five Years though Ten Years, Yield |
1.02%
|
[2] |
|
Due after Ten Years, Amount |
1,795
|
|
|
Due after Ten Years, Yield |
0.64%
|
[2] |
|
Total, Amount |
9,106
|
|
|
Total, Yield |
1.07%
|
[2] |
|
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
221
|
|
|
Due after One Year through Five Years, Amount |
3,730
|
|
|
Due after Five Years though Ten Years, Amount |
3,357
|
|
|
Due after Ten Years, Amount |
1,788
|
|
|
Debt Securities Carried at Fair Value |
9,096
|
|
|
Debt securities
|
|
|
|
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
28,285
|
|
|
Due in One Year or Less, Yield |
0.83%
|
[2] |
|
Due after One Year through Five Years, Amount |
82,351
|
|
|
Due after One Year through Five Years, Yield |
1.86%
|
[2] |
|
Due after Five Years though Ten Years, Amount |
158,922
|
|
|
Due after Five Years though Ten Years, Yield |
2.85%
|
[2] |
|
Due after Ten Years, Amount |
39,935
|
|
|
Due after Ten Years, Yield |
3.42%
|
[2] |
|
Total, Amount |
309,493
|
|
|
Total, Yield |
2.52%
|
[2] |
|
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
|
Due in One Year or Less, Amount |
28,296
|
|
|
Due after One Year through Five Years, Amount |
82,525
|
|
|
Due after Five Years though Ten Years, Amount |
157,805
|
|
|
Due after Ten Years, Amount |
39,323
|
|
|
Debt Securities Carried at Fair Value |
$ 307,949
|
|
|
|
|