v3.26.1
NONINTEREST INCOME - Components of Revenue from Contracts with Customers (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]        
Revenue from contracts with customers $ 451 $ 383 $ 866 $ 750
Total revenue from other sources 201 217 392 394
Total noninterest income 652 600 1,258 1,144
Bank-owned life insurance income 33 28 62 55
Other        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 0 0 4 0
Total revenue from other sources 46 39 86 71
Total noninterest income 46 39 90 71
Consumer Banking | Operating Segments        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 254 239 496 462
Total revenue from other sources 60 90 117 164
Total noninterest income 314 329 613 626
Commercial Banking | Operating Segments        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 197 144 366 288
Total revenue from other sources 95 88 189 159
Total noninterest income 292 232 555 447
Service charges and fees        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 118 111 229 219
Service charges and fees | Other        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 0 0 0 0
Service charges and fees | Consumer Banking | Operating Segments        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 79 77 155 151
Service charges and fees | Commercial Banking | Operating Segments        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 39 34 74 68
Capital markets fees        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 144 95 264 190
Capital markets fees | Other        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 0 0 0 0
Capital markets fees | Consumer Banking | Operating Segments        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 0 0 0 0
Capital markets fees | Commercial Banking | Operating Segments        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 144 95 264 190
Wealth fees        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 102 88 202 169
Wealth fees | Other        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 0 0 0 0
Wealth fees | Consumer Banking | Operating Segments        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 102 88 202 169
Wealth fees | Commercial Banking | Operating Segments        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 0 0 0 0
Card fees        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 86 87 166 167
Card fees | Other        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 0 0 4 0
Card fees | Consumer Banking | Operating Segments        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 73 74 138 141
Card fees | Commercial Banking | Operating Segments        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 13 13 24 26
Other banking fees        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 1 2 5 5
Other banking fees | Other        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 0 0 0 0
Other banking fees | Consumer Banking | Operating Segments        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 0 0 1 1
Other banking fees | Commercial Banking | Operating Segments        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers $ 1 $ 2 $ 4 $ 4