v3.26.1
Fee-Based Revenue from Contracts with Customers (Noninterest Income by Business Segment and Reconciliation to Consolidated Noninterest Income) (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Disaggregation of Revenue [Line Items]        
Total noninterest income $ 2,768 $ 2,106 $ 4,972 $ 4,082
Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 1,881 1,571 3,585 3,086
Out-of-scope noninterest income 908 477 1,380 889
Segment Reporting, Reconciling Item, Corporate Nonsegment        
Disaggregation of Revenue [Line Items]        
Total noninterest income (21) 58 7 107
Retail Banking | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 692 639 1,344 1,244
Out-of-scope noninterest income 535 143 653 244
Total noninterest income 1,227 782 1,997 1,488
Retail Banking | Asset management and brokerage | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 172 150 333 302
Retail Banking | Brokerage fees | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 172 150 333 302
Retail Banking | Card and cash management | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 323 305 621 580
Retail Banking | Treasury management fees | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 12 11 22 21
Retail Banking | Debit card fees | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 200 182 386 351
Retail Banking | Net credit card fees | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 55 50 107 91
Retail Banking | Interchange Fees | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 196 177 372 339
Retail Banking | Credit Card Reward Costs | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 141 127 265 248
Retail Banking | Merchant services | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 37 42 68 77
Retail Banking | Other | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 19 20 38 40
Retail Banking | Lending and deposit services | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 197 184 390 362
Retail Banking | Deposit account fees | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 180 165 357 326
Retail Banking | Other | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 17 19 33 36
Corporate & Institutional Banking | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 921 691 1,714 1,362
Out-of-scope noninterest income 370 331 721 638
Total noninterest income 1,291 1,022 2,435 2,000
Corporate & Institutional Banking | Card and cash management | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 435 422 862 829
Corporate & Institutional Banking | Treasury management fees | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 416 404 824 794
Corporate & Institutional Banking | Merchant services | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 19 18 38 35
Corporate & Institutional Banking | Lending and deposit services | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 8 8 15 15
Corporate & Institutional Banking | Other | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 8 8 15 15
Corporate & Institutional Banking | Residential and commercial mortgage | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 26 27 58 56
Corporate & Institutional Banking | Capital markets and advisory | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 424 216 733 433
Corporate & Institutional Banking | Other | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 28 18 46 29
Asset Management Group | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 268 241 527 480
Out-of-scope noninterest income 3 3 6 7
Total noninterest income 271 244 533 487
Asset Management Group | Asset management and brokerage | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 268 241 527 480
Asset Management Group | Asset management fees | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income 268 241 $ 527 $ 480
Asset Management Group | Brokerage fees | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total in-scope noninterest income $ 0 $ 0