Securities - Maturities of Debt Securities Carried at Fair Value and Held-to-maturity Debt Securities (Details) - USD ($)
$ in Millions |
Mar. 31, 2025 |
Dec. 31, 2024 |
| Debt Securities, Held-to-maturity, Maturity, Amortized Cost, Net [Abstract] |
|
|
| Due in one year or less, amount |
$ 1,039
|
|
| Due in one year or less, yield |
2.46%
|
|
| Due after one year through five years, amount |
$ 33,188
|
|
| Due after one year through five years, yield |
1.68%
|
|
| Due after five years through ten years, amount |
$ 88,738
|
|
| Due after five years though ten years, yield |
1.28%
|
|
| Due after ten years, amount |
$ 427,791
|
|
| Due after ten years, yield |
2.13%
|
|
| Amortized Cost |
$ 550,756
|
$ 558,713
|
| Total, yield |
1.96%
|
|
| Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
| Fair Value |
$ 388,559
|
358,607
|
| Held-to-maturity Securities, Debt Maturities, Fair Value [Abstract] |
|
|
| Due in One Year or Less |
1,028
|
|
| Due after One Year through Five Years |
29,731
|
|
| Due after Five Years through Ten Years |
76,330
|
|
| Due after Ten Years |
347,319
|
|
| Held-to-maturity, fair value |
454,408
|
450,548
|
| Available-for-sale debt securities |
|
|
| Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 56,289
|
|
| Due in one year or less, yield |
3.96%
|
|
| Due after one year through five years, amount |
$ 240,702
|
|
| Due after one year through five years, yield |
3.87%
|
|
| Due after five years through ten years, amount |
$ 32,679
|
|
| Due after five years through ten years, yield |
3.68%
|
|
| Due after ten years, amount |
$ 61,860
|
|
| Due after ten years, yield |
4.84%
|
|
| Amount |
$ 391,530
|
|
| Total, yield |
4.02%
|
|
| Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 56,392
|
|
| Due after one year through five years, amount |
240,042
|
|
| Due after five years though ten years, amount |
32,232
|
|
| Due after ten years, amount |
59,893
|
|
| Fair Value |
388,559
|
|
| Mortgage-backed securities |
|
|
| Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 119
|
|
| Due in one year or less, yield |
3.55%
|
|
| Due after one year through five years, amount |
$ 11,850
|
|
| Due after one year through five years, yield |
4.21%
|
|
| Due after five years through ten years, amount |
$ 15,903
|
|
| Due after five years through ten years, yield |
4.30%
|
|
| Due after ten years, amount |
$ 55,412
|
|
| Due after ten years, yield |
4.98%
|
|
| Amount |
$ 83,284
|
|
| Total, yield |
4.74%
|
|
| Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 118
|
|
| Due after one year through five years, amount |
11,816
|
|
| Due after five years though ten years, amount |
15,752
|
|
| Due after ten years, amount |
53,607
|
|
| Fair Value |
81,293
|
|
| Agency |
|
|
| Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 0
|
|
| Due in one year or less, yield |
0.00%
|
|
| Due after one year through five years, amount |
$ 5
|
|
| Due after one year through five years, yield |
3.00%
|
|
| Due after five years through ten years, amount |
$ 5
|
|
| Due after five years through ten years, yield |
4.20%
|
|
| Due after ten years, amount |
$ 31,964
|
|
| Due after ten years, yield |
4.53%
|
|
| Amount |
$ 31,974
|
|
| Total, yield |
4.53%
|
|
| Debt Securities, Held-to-maturity, Maturity, Amortized Cost, Net [Abstract] |
|
|
| Due in one year or less, amount |
$ 0
|
|
| Due in one year or less, yield |
0.00%
|
|
| Due after one year through five years, amount |
$ 0
|
|
| Due after one year through five years, yield |
0.00%
|
|
| Due after five years through ten years, amount |
$ 9
|
|
| Due after five years though ten years, yield |
2.89%
|
|
| Due after ten years, amount |
$ 422,317
|
|
| Due after ten years, yield |
2.12%
|
|
| Amortized Cost |
$ 422,326
|
430,135
|
| Total, yield |
2.12%
|
|
| Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 0
|
|
| Due after one year through five years, amount |
5
|
|
| Due after five years though ten years, amount |
5
|
|
| Due after ten years, amount |
30,558
|
|
| Fair Value |
30,568
|
|
| Held-to-maturity Securities, Debt Maturities, Fair Value [Abstract] |
|
|
| Due in One Year or Less |
0
|
|
| Due after One Year through Five Years |
0
|
|
| Due after Five Years through Ten Years |
9
|
|
| Due after Ten Years |
342,703
|
|
| Held-to-maturity, fair value |
342,712
|
341,677
|
| Agency-collateralized mortgage obligations |
|
|
| Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 0
|
|
| Due in one year or less, yield |
0.00%
|
|
| Due after one year through five years, amount |
$ 0
|
|
| Due after one year through five years, yield |
0.00%
|
|
| Due after five years through ten years, amount |
$ 1
|
|
| Due after five years through ten years, yield |
1.00%
|
|
| Due after ten years, amount |
$ 20,717
|
|
| Due after ten years, yield |
5.64%
|
|
| Amount |
$ 20,718
|
|
| Total, yield |
5.64%
|
|
| Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 0
|
|
| Due after one year through five years, amount |
0
|
|
| Due after five years though ten years, amount |
1
|
|
| Due after ten years, amount |
20,532
|
|
| Fair Value |
20,533
|
|
| Commercial |
|
|
| Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 119
|
|
| Due in one year or less, yield |
3.55%
|
|
| Due after one year through five years, amount |
$ 11,845
|
|
| Due after one year through five years, yield |
4.21%
|
|
| Due after five years through ten years, amount |
$ 15,897
|
|
| Due after five years through ten years, yield |
4.30%
|
|
| Due after ten years, amount |
$ 2,182
|
|
| Due after ten years, yield |
3.71%
|
|
| Amount |
$ 30,043
|
|
| Total, yield |
4.22%
|
|
| Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 118
|
|
| Due after one year through five years, amount |
11,809
|
|
| Due after five years though ten years, amount |
15,746
|
|
| Due after ten years, amount |
1,989
|
|
| Fair Value |
29,662
|
|
| Non-agency residential |
|
|
| Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 0
|
|
| Due in one year or less, yield |
0.00%
|
|
| Due after one year through five years, amount |
$ 0
|
|
| Due after one year through five years, yield |
0.00%
|
|
| Due after five years through ten years, amount |
$ 0
|
|
| Due after five years through ten years, yield |
0.00%
|
|
| Due after ten years, amount |
$ 549
|
|
| Due after ten years, yield |
11.62%
|
|
| Amount |
$ 549
|
|
| Total, yield |
11.62%
|
|
| Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 0
|
|
| Due after one year through five years, amount |
2
|
|
| Due after five years though ten years, amount |
0
|
|
| Due after ten years, amount |
528
|
|
| Fair Value |
530
|
|
| U.S. Treasury and government agencies |
|
|
| Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 33,717
|
|
| Due in one year or less, yield |
4.54%
|
|
| Due after one year through five years, amount |
$ 218,753
|
|
| Due after one year through five years, yield |
3.87%
|
|
| Due after five years through ten years, amount |
$ 11,615
|
|
| Due after five years through ten years, yield |
2.70%
|
|
| Due after ten years, amount |
$ 34
|
|
| Due after ten years, yield |
3.94%
|
|
| Amount |
$ 264,119
|
|
| Total, yield |
3.91%
|
|
| Debt Securities, Held-to-maturity, Maturity, Amortized Cost, Net [Abstract] |
|
|
| Due in one year or less, amount |
$ 496
|
|
| Due in one year or less, yield |
2.71%
|
|
| Due after one year through five years, amount |
$ 32,580
|
|
| Due after one year through five years, yield |
1.67%
|
|
| Due after five years through ten years, amount |
$ 88,632
|
|
| Due after five years though ten years, yield |
1.28%
|
|
| Due after ten years, amount |
$ 0
|
|
| Due after ten years, yield |
0.00%
|
|
| Amortized Cost |
$ 121,708
|
121,696
|
| Total, yield |
1.39%
|
|
| Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 33,798
|
|
| Due after one year through five years, amount |
218,150
|
|
| Due after five years though ten years, amount |
11,353
|
|
| Due after ten years, amount |
33
|
|
| Fair Value |
263,334
|
|
| Held-to-maturity Securities, Debt Maturities, Fair Value [Abstract] |
|
|
| Due in One Year or Less |
494
|
|
| Due after One Year through Five Years |
29,143
|
|
| Due after Five Years through Ten Years |
76,245
|
|
| Due after Ten Years |
0
|
|
| Held-to-maturity, fair value |
105,882
|
103,035
|
| Non-U.S. securities |
|
|
| Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 20,778
|
|
| Due in one year or less, yield |
2.98%
|
|
| Due after one year through five years, amount |
$ 5,054
|
|
| Due after one year through five years, yield |
2.37%
|
|
| Due after five years through ten years, amount |
$ 3,816
|
|
| Due after five years through ten years, yield |
4.15%
|
|
| Due after ten years, amount |
$ 2,846
|
|
| Due after ten years, yield |
3.61%
|
|
| Amount |
$ 32,494
|
|
| Total, yield |
3.08%
|
|
| Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 20,807
|
|
| Due after one year through five years, amount |
5,055
|
|
| Due after five years though ten years, amount |
3,815
|
|
| Due after ten years, amount |
2,845
|
|
| Fair Value |
32,522
|
|
| Other taxable securities |
|
|
| Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 888
|
|
| Due in one year or less, yield |
5.75%
|
|
| Due after one year through five years, amount |
$ 1,613
|
|
| Due after one year through five years, yield |
5.24%
|
|
| Due after five years through ten years, amount |
$ 389
|
|
| Due after five years through ten years, yield |
4.36%
|
|
| Due after ten years, amount |
$ 142
|
|
| Due after ten years, yield |
4.51%
|
|
| Amount |
$ 3,032
|
|
| Total, yield |
5.24%
|
|
| Debt Securities, Held-to-maturity, Maturity, Amortized Cost, Net [Abstract] |
|
|
| Due in one year or less, amount |
$ 543
|
|
| Due in one year or less, yield |
2.24%
|
|
| Due after one year through five years, amount |
$ 608
|
|
| Due after one year through five years, yield |
2.32%
|
|
| Due after five years through ten years, amount |
$ 97
|
|
| Due after five years though ten years, yield |
3.52%
|
|
| Due after ten years, amount |
$ 5,474
|
|
| Due after ten years, yield |
2.52%
|
|
| Amortized Cost |
$ 6,722
|
6,882
|
| Total, yield |
2.49%
|
|
| Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 885
|
|
| Due after one year through five years, amount |
1,606
|
|
| Due after five years though ten years, amount |
375
|
|
| Due after ten years, amount |
134
|
|
| Fair Value |
3,000
|
|
| Held-to-maturity Securities, Debt Maturities, Fair Value [Abstract] |
|
|
| Due in One Year or Less |
534
|
|
| Due after One Year through Five Years |
588
|
|
| Due after Five Years through Ten Years |
76
|
|
| Due after Ten Years |
4,616
|
|
| Held-to-maturity, fair value |
5,814
|
$ 5,836
|
| Tax-exempt securities |
|
|
| Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 787
|
|
| Due in one year or less, yield |
2.87%
|
|
| Due after one year through five years, amount |
$ 3,432
|
|
| Due after one year through five years, yield |
3.54%
|
|
| Due after five years through ten years, amount |
$ 956
|
|
| Due after five years through ten years, yield |
3.01%
|
|
| Due after ten years, amount |
$ 3,426
|
|
| Due after ten years, yield |
3.62%
|
|
| Amount |
$ 8,601
|
|
| Total, yield |
3.45%
|
|
| Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] |
|
|
| Due in one year or less, amount |
$ 784
|
|
| Due after one year through five years, amount |
3,415
|
|
| Due after five years though ten years, amount |
937
|
|
| Due after ten years, amount |
3,274
|
|
| Fair Value |
$ 8,410
|
|