Loans and ACL - Loan Modifications (Details) - USD ($) $ in Millions |
3 Months Ended |
6 Months Ended |
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 1,397
|
$ 1,497
|
$ 2,549
|
$ 2,561
|
| Percentage of Total Class of Financing Receivable |
0.42%
|
0.47%
|
0.77%
|
0.80%
|
| Renewals |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 549
|
$ 682
|
$ 1,108
|
$ 1,077
|
| Term Extensions |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
43
|
45
|
85
|
75
|
| Interest Rate Adjustments |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
8
|
8
|
15
|
17
|
| Capitalizations |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
22
|
26
|
41
|
61
|
| Payment Delays |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
641
|
608
|
1,031
|
1,091
|
| Combination - Capitalization and Term Extension |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
100
|
81
|
181
|
162
|
| Other |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
34
|
47
|
88
|
78
|
| Commercial: | Commercial and industrial |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 255
|
$ 379
|
$ 518
|
$ 594
|
| Percentage of Total Class of Financing Receivable |
0.15%
|
0.23%
|
0.31%
|
0.37%
|
| Commercial: | Commercial and industrial | Renewals |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 255
|
$ 359
|
$ 500
|
$ 528
|
| Term extension |
6 months
|
14 months
|
7 months
|
12 months
|
| Commercial: | Commercial and industrial | Term Extensions |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| Commercial: | Commercial and industrial | Interest Rate Adjustments |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Commercial: | Commercial and industrial | Capitalizations |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Commercial: | Commercial and industrial | Payment Delays |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
$ 0
|
$ 1
|
$ 46
|
| Term extension |
|
|
6 months
|
6 months
|
| Commercial: | Commercial and industrial | Combination - Capitalization and Term Extension |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
$ 0
|
$ 0
|
$ 0
|
| Commercial: | Commercial and industrial | Other |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
20
|
17
|
20
|
| Commercial: | CRE |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 219
|
$ 278
|
$ 382
|
$ 476
|
| Percentage of Total Class of Financing Receivable |
0.86%
|
1.37%
|
1.50%
|
2.35%
|
| Commercial: | CRE | Renewals |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 219
|
$ 278
|
$ 382
|
$ 476
|
| Term extension |
15 months
|
13 months
|
18 months
|
15 months
|
| Commercial: | CRE | Term Extensions |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| Commercial: | CRE | Interest Rate Adjustments |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Commercial: | CRE | Capitalizations |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Commercial: | CRE | Payment Delays |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Commercial: | CRE | Combination - Capitalization and Term Extension |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Commercial: | CRE | Other |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Commercial: | Commercial construction |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 75
|
$ 45
|
$ 226
|
$ 73
|
| Percentage of Total Class of Financing Receivable |
1.02%
|
0.54%
|
3.07%
|
0.88%
|
| Commercial: | Commercial construction | Renewals |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 75
|
$ 45
|
$ 226
|
$ 73
|
| Term extension |
2 months
|
2 months
|
9 months
|
6 months
|
| Commercial: | Commercial construction | Term Extensions |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| Commercial: | Commercial construction | Interest Rate Adjustments |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Commercial: | Commercial construction | Capitalizations |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Commercial: | Commercial construction | Payment Delays |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Commercial: | Commercial construction | Combination - Capitalization and Term Extension |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Commercial: | Commercial construction | Other |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Consumer: | Residential mortgage |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 212
|
$ 188
|
$ 393
|
$ 358
|
| Percentage of Total Class of Financing Receivable |
0.37%
|
0.33%
|
0.69%
|
0.62%
|
| Consumer: | Residential mortgage | Renewals |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| Consumer: | Residential mortgage | Term Extensions |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 20
|
$ 23
|
$ 38
|
$ 39
|
| Term extension |
101 months
|
90 months
|
94 months
|
96 months
|
| Consumer: | Residential mortgage | Interest Rate Adjustments |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| Consumer: | Residential mortgage | Capitalizations |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
22
|
26
|
41
|
61
|
| Consumer: | Residential mortgage | Payment Delays |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 46
|
$ 41
|
$ 84
|
$ 58
|
| Term extension |
8 months
|
8 months
|
8 months
|
8 months
|
| Consumer: | Residential mortgage | Combination - Capitalization and Term Extension |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 100
|
$ 81
|
$ 181
|
$ 162
|
| Term extension |
99 months
|
94 months
|
97 months
|
96 months
|
| Consumer: | Residential mortgage | Other |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 24
|
$ 17
|
$ 49
|
$ 38
|
| Consumer: | Home equity |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
|
$ 2
|
$ 1
|
$ 3
|
| Percentage of Total Class of Financing Receivable |
|
0.02%
|
0.01%
|
0.03%
|
| Consumer: | Home equity | Renewals |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
|
$ 0
|
$ 0
|
$ 0
|
| Consumer: | Home equity | Term Extensions |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
|
0
|
0
|
0
|
| Consumer: | Home equity | Interest Rate Adjustments |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
|
0
|
0
|
0
|
| Consumer: | Home equity | Capitalizations |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
|
0
|
0
|
0
|
| Consumer: | Home equity | Payment Delays |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
|
0
|
0
|
0
|
| Consumer: | Home equity | Combination - Capitalization and Term Extension |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
|
0
|
0
|
0
|
| Consumer: | Home equity | Other |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
|
2
|
1
|
3
|
| Consumer: | Indirect auto |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 618
|
$ 587
|
$ 991
|
$ 1,021
|
| Percentage of Total Class of Financing Receivable |
2.59%
|
2.39%
|
4.16%
|
4.16%
|
| Consumer: | Indirect auto | Renewals |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| Consumer: | Indirect auto | Term Extensions |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 13
|
$ 12
|
$ 27
|
$ 17
|
| Term extension |
29 months
|
28 months
|
29 months
|
28 months
|
| Consumer: | Indirect auto | Interest Rate Adjustments |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 0
|
$ 0
|
$ 0
|
$ 1
|
| Interest rate adjustment |
|
|
|
7.00%
|
| Consumer: | Indirect auto | Capitalizations |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
$ 0
|
| Consumer: | Indirect auto | Payment Delays |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 595
|
$ 567
|
$ 945
|
$ 987
|
| Term extension |
9 months
|
8 months
|
9 months
|
8 months
|
| Consumer: | Indirect auto | Combination - Capitalization and Term Extension |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| Consumer: | Indirect auto | Other |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
10
|
8
|
19
|
16
|
| Consumer: | Other consumer |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 10
|
$ 10
|
$ 22
|
$ 20
|
| Percentage of Total Class of Financing Receivable |
0.03%
|
0.03%
|
0.07%
|
0.06%
|
| Consumer: | Other consumer | Renewals |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| Consumer: | Other consumer | Term Extensions |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 10
|
$ 10
|
$ 20
|
$ 19
|
| Term extension |
32 months
|
32 months
|
31 months
|
29 months
|
| Consumer: | Other consumer | Interest Rate Adjustments |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| Consumer: | Other consumer | Capitalizations |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Consumer: | Other consumer | Payment Delays |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
$ 1
|
0
|
| Term extension |
|
|
5 months
|
|
| Consumer: | Other consumer | Combination - Capitalization and Term Extension |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
$ 0
|
0
|
| Consumer: | Other consumer | Other |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
1
|
1
|
| Credit card |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 8
|
$ 8
|
$ 16
|
$ 16
|
| Percentage of Total Class of Financing Receivable |
0.17%
|
0.16%
|
0.33%
|
0.33%
|
| Credit card | Renewals |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| Credit card | Term Extensions |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Credit card | Interest Rate Adjustments |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 8
|
$ 8
|
$ 15
|
$ 16
|
| Interest rate adjustment |
(16.00%)
|
(17.00%)
|
(17.00%)
|
17.00%
|
| Credit card | Capitalizations |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
| Credit card | Payment Delays |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Credit card | Combination - Capitalization and Term Extension |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
0
|
0
|
0
|
0
|
| Credit card | Other |
|
|
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
|
|
| Total Modified Loans |
$ 0
|
$ 0
|
$ 1
|
$ 0
|