v3.26.1
Asset Quality - Schedule of Changes in Allowance for Loan and Lease Losses by Loan Category (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Financing Receivable, Allowance for Credit Loss [Roll Forward]        
Beginning balance $ 1,449 $ 1,429 $ 1,427 $ 1,409
Provision 111 119 234 249
Charge-offs (131) (127) (248) (253)
Recoveries 16 25 32 41
Ending balance 1,445 1,446 1,445 1,446
Total ALLL, including discontinued operations, beginning balance 1,460 1,442 1,438 1,422
Total provision, including discontinued operations 109 119 233 249
Total charge-offs, including discontinued operations (131) (128) (249) (254)
Total recoveries, including discontinued operations 16 25 32 41
Total ALLL, including discontinued operations, ending balance 1,454 1,458 1,454 1,458
Provision (credit) for losses on lending-related commitments (19) 19 (36) 7
Total commercial loans        
Financing Receivable, Allowance for Credit Loss [Roll Forward]        
Beginning balance 1,097 1,057 1,078 1,037
Provision 105 111 205 219
Charge-offs (105) (102) (196) (200)
Recoveries 10 20 20 30
Ending balance 1,107 1,086 1,107 1,086
Total consumer loans        
Financing Receivable, Allowance for Credit Loss [Roll Forward]        
Beginning balance 352 372 349 372
Provision 6 8 29 30
Charge-offs (26) (25) (52) (53)
Recoveries 6 5 12 11
Ending balance 338 360 338 360
Commercial and Industrial | Total commercial loans        
Financing Receivable, Allowance for Credit Loss [Roll Forward]        
Beginning balance 767 669 745 639
Provision 113 84 215 166
Charge-offs (84) (94) (174) (156)
Recoveries 9 19 19 29
Ending balance 805 678 805 678
Total commercial real estate loans | Total commercial loans        
Financing Receivable, Allowance for Credit Loss [Roll Forward]        
Beginning balance 304 354 307 371
Provision (6) 27 (8) 46
Charge-offs (20) (6) (21) (42)
Recoveries 1 1 1 1
Ending balance 279 376 279 376
Real estate — commercial mortgage | Total commercial loans        
Financing Receivable, Allowance for Credit Loss [Roll Forward]        
Beginning balance 253 297 252 320
Provision 8 27 10 40
Charge-offs (20) (6) (21) (42)
Recoveries 1 1 1 1
Ending balance 242 319 242 319
Real estate — construction | Total commercial loans        
Financing Receivable, Allowance for Credit Loss [Roll Forward]        
Beginning balance 51 57 55 51
Provision (14) 0 (18) 6
Charge-offs 0 0 0 0
Recoveries 0 0 0 0
Ending balance 37 57 37 57
Commercial lease financing | Total commercial loans        
Financing Receivable, Allowance for Credit Loss [Roll Forward]        
Beginning balance 26 34 26 27
Provision (2) 0 (2) 7
Charge-offs (1) (2) (1) (2)
Recoveries 0 0 0 0
Ending balance 23 32 23 32
Real estate — residential mortgage | Total consumer loans        
Financing Receivable, Allowance for Credit Loss [Roll Forward]        
Beginning balance 69 71 66 90
Provision (2) (4) 0 (23)
Charge-offs (1) 0 (1) (1)
Recoveries 1 1 2 2
Ending balance 67 68 67 68
Home equity loans | Total consumer loans        
Financing Receivable, Allowance for Credit Loss [Roll Forward]        
Beginning balance 51 75 52 70
Provision (3) (7) (4) (2)
Charge-offs 0 0 (1) (1)
Recoveries 0 1 1 2
Ending balance 48 69 48 69
Other consumer loans | Total consumer loans        
Financing Receivable, Allowance for Credit Loss [Roll Forward]        
Beginning balance 148 143 149 136
Provision 5 9 17 28
Charge-offs (14) (13) (29) (27)
Recoveries 3 2 5 4
Ending balance 142 141 142 141
Credit cards | Total consumer loans        
Financing Receivable, Allowance for Credit Loss [Roll Forward]        
Beginning balance 84 83 82 76
Provision 6 10 16 27
Charge-offs (11) (12) (21) (24)
Recoveries 2 1 4 3
Ending balance 81 82 81 82
Discontinued operations        
Financing Receivable, Allowance for Credit Loss [Roll Forward]        
Beginning balance 11 13 11 13
Provision (2) 0 (1) 0
Charge-offs 0 (1) (1) (1)
Recoveries 0 0 0 0
Ending balance $ 9 $ 12 $ 9 $ 12