v3.25.4
LOANS, LEASES, AND ALLOWANCE FOR CREDIT LOSSES (Summary of Outstanding Loan Balances (Accruing and Nonaccruing) Categorized by Credit Quality Indicators - Prior Year) (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Total loans    
2024 $ 10,269 $ 8,437
2023 7,205 6,729
2022 5,114 11,321
2021 8,824 7,007
2020 5,665 3,912
Prior 9,135 7,759
Revolving loans amortized cost basis 14,014 13,581
Revolving loans converted to term loans amortized cost basis 691 664
Total loans 60,917 59,410
Commercial    
Total loans    
2024 5,508 4,715
2023 4,156 3,552
2022 2,395 4,551
2021 3,277 3,558
2020 2,825 1,911
Prior 4,502 3,796
Revolving loans amortized cost basis 8,691 8,630
Revolving loans converted to term loans amortized cost basis 342 252
Total loans 31,696 30,965
Commercial real estate    
Total loans    
2024 3,542 2,451
2023 1,820 2,078
2022 1,741 3,361
2021 2,286 1,521
2020 1,010 1,067
Prior 1,790 1,734
Revolving loans amortized cost basis 974 961
Revolving loans converted to term loans amortized cost basis 233 304
Total loans 13,396 13,477
Consumer    
Total loans    
2024 1,219 1,271
2023 1,229 1,099
2022 978 3,409
2021 3,261 1,928
2020 1,830 934
Prior 2,843 2,229
Revolving loans amortized cost basis 4,349 3,990
Revolving loans converted to term loans amortized cost basis 116 108
Total loans 15,825 14,968
Commercial and industrial | Commercial    
Total loans    
2024 3,746 2,576
2023 2,142 2,031
2022 1,182 1,782
2021 909 810
2020 383 418
Prior 738 738
Revolving loans amortized cost basis 8,431 8,366
Revolving loans converted to term loans amortized cost basis 230 170
Total loans 17,761 16,891
Leasing | Commercial    
Total loans    
2024 95 110
2023 90 83
2022 60 107
2021 83 28
2020 16 13
Prior 23 36
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 367 377
Owner-occupied | Commercial    
Total loans    
2024 1,125 1,412
2023 1,307 936
2022 744 1,723
2021 1,540 1,755
2020 1,575 927
Prior 2,653 2,263
Revolving loans amortized cost basis 259 264
Revolving loans converted to term loans amortized cost basis 71 53
Total loans 9,274 9,333
Municipal | Commercial    
Total loans    
2024 542 617
2023 617 502
2022 409 939
2021 745 965
2020 851 553
Prior 1,088 759
Revolving loans amortized cost basis 1 0
Revolving loans converted to term loans amortized cost basis 41 29
Total loans 4,294 4,364
Construction and land development | Commercial real estate    
Total loans    
2024 499 418
2023 554 775
2022 381 715
2021 47 99
2020 1 1
Prior 1 9
Revolving loans amortized cost basis 630 680
Revolving loans converted to term loans amortized cost basis 49 77
Total loans 2,162 2,774
Term | Commercial real estate    
Total loans    
2024 3,043 2,033
2023 1,266 1,303
2022 1,360 2,646
2021 2,239 1,422
2020 1,009 1,066
Prior 1,789 1,725
Revolving loans amortized cost basis 344 281
Revolving loans converted to term loans amortized cost basis 184 227
Total loans 11,234 10,703
Home equity credit line | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 3,835 3,534
Revolving loans converted to term loans amortized cost basis 115 107
Total loans 3,950 3,641
1-4 family residential | Consumer    
Total loans    
2024 918 1,062
2023 852 873
2022 872 2,967
2021 3,159 1,886
2020 1,821 927
Prior 2,840 2,224
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 10,462 9,939
Construction and other consumer real estate | Consumer    
Total loans    
2024 246 157
2023 351 191
2022 87 420
2021 91 34
2020 5 5
Prior 2 3
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 782 810
Bankcard and other revolving plans | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 514 456
Revolving loans converted to term loans amortized cost basis 1 1
Total loans 515 457
Other | Consumer    
Total loans    
2024 55 52
2023 26 35
2022 19 22
2021 11 8
2020 4 2
Prior 1 2
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 116 121
Pass | Commercial and industrial | Commercial    
Total loans    
2024 3,668 2,479
2023 1,970 1,951
2022 1,086 1,504
2021 825 759
2020 335 387
Prior 675 679
Revolving loans amortized cost basis 8,141 8,043
Revolving loans converted to term loans amortized cost basis 197 150
Total loans 16,897 15,952
Pass | Leasing | Commercial    
Total loans    
2024 95 109
2023 88 79
2022 57 94
2021 73 26
2020 15 12
Prior 23 36
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 351 356
Pass | Owner-occupied | Commercial    
Total loans    
2024 1,112 1,346
2023 1,234 907
2022 727 1,606
2021 1,414 1,657
2020 1,492 900
Prior 2,515 2,097
Revolving loans amortized cost basis 227 234
Revolving loans converted to term loans amortized cost basis 67 47
Total loans 8,788 8,794
Pass | Municipal | Commercial    
Total loans    
2024 542 604
2023 614 498
2022 409 939
2021 745 960
2020 849 553
Prior 1,070 753
Revolving loans amortized cost basis 1 0
Revolving loans converted to term loans amortized cost basis 41 29
Total loans 4,271 4,336
Pass | Construction and land development | Commercial real estate    
Total loans    
2024 446 361
2023 540 701
2022 375 445
2021 47 4
2020 1 1
Prior 1 9
Revolving loans amortized cost basis 624 680
Revolving loans converted to term loans amortized cost basis 49 52
Total loans 2,083 2,253
Pass | Term | Commercial real estate    
Total loans    
2024 2,643 1,687
2023 1,223 1,198
2022 1,167 2,093
2021 1,741 1,278
2020 956 1,053
Prior 1,747 1,608
Revolving loans amortized cost basis 318 254
Revolving loans converted to term loans amortized cost basis 140 175
Total loans 9,935 9,346
Pass | Home equity credit line | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 3,799 3,506
Revolving loans converted to term loans amortized cost basis 111 99
Total loans 3,910 3,605
Pass | 1-4 family residential | Consumer    
Total loans    
2024 917 1,062
2023 847 870
2022 867 2,959
2021 3,144 1,877
2020 1,808 925
Prior 2,812 2,197
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 10,395 9,890
Pass | Construction and other consumer real estate | Consumer    
Total loans    
2024 246 157
2023 351 191
2022 87 420
2021 91 34
2020 5 5
Prior 2 3
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 782 810
Pass | Bankcard and other revolving plans | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 511 453
Revolving loans converted to term loans amortized cost basis 1 1
Total loans 512 454
Pass | Other | Consumer    
Total loans    
2024 55 52
2023 26 35
2022 19 22
2021 11 8
2020 4 2
Prior 1 2
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 116 121
Special Mention | Commercial and industrial | Commercial    
Total loans    
2024 14 37
2023 29 24
2022 13 47
2021 16 8
2020 28 2
Prior 30 34
Revolving loans amortized cost basis 99 85
Revolving loans converted to term loans amortized cost basis 1 5
Total loans 230 242
Special Mention | Leasing | Commercial    
Total loans    
2024 0 0
2023 0 0
2022 0 2
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 0 2
Special Mention | Owner-occupied | Commercial    
Total loans    
2024 3 38
2023 28 0
2022 0 38
2021 9 31
2020 9 2
Prior 30 18
Revolving loans amortized cost basis 1 18
Revolving loans converted to term loans amortized cost basis 0 1
Total loans 80 146
Special Mention | Municipal | Commercial    
Total loans    
2024 0 0
2023 3 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 3 0
Special Mention | Construction and land development | Commercial real estate    
Total loans    
2024 0 0
2023 8 22
2022 5 21
2021 0 17
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 25
Total loans 13 85
Special Mention | Term | Commercial real estate    
Total loans    
2024 51 48
2023 0 0
2022 35 87
2021 71 0
2020 0 0
Prior 1 5
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 158 140
Special Mention | Home equity credit line | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 0 0
Special Mention | 1-4 family residential | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 0 0
Special Mention | Construction and other consumer real estate | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 0 0
Special Mention | Bankcard and other revolving plans | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 0 0
Special Mention | Other | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 0 0
Accruing Substandard | Commercial and industrial | Commercial    
Total loans    
2024 60 53
2023 139 43
2022 80 200
2021 32 26
2020 17 28
Prior 30 21
Revolving loans amortized cost basis 177 200
Revolving loans converted to term loans amortized cost basis 9 12
Total loans 544 583
Accruing Substandard | Leasing | Commercial    
Total loans    
2024 0 1
2023 1 3
2022 2 10
2021 9 2
2020 1 1
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 13 17
Accruing Substandard | Owner-occupied | Commercial    
Total loans    
2024 4 23
2023 37 28
2022 15 75
2021 111 66
2020 71 25
Prior 89 133
Revolving loans amortized cost basis 24 7
Revolving loans converted to term loans amortized cost basis 4 5
Total loans 355 362
Accruing Substandard | Municipal | Commercial    
Total loans    
2024 0 10
2023 0 4
2022 0 0
2021 0 0
2020 0 0
Prior 18 3
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 18 17
Accruing Substandard | Construction and land development | Commercial real estate    
Total loans    
2024 53 57
2023 6 52
2022 0 249
2021 0 78
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 6 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 65 436
Accruing Substandard | Term | Commercial real estate    
Total loans    
2024 328 298
2023 43 105
2022 142 443
2021 426 144
2020 53 13
Prior 36 102
Revolving loans amortized cost basis 26 27
Revolving loans converted to term loans amortized cost basis 15 26
Total loans 1,069 1,158
Accruing Substandard | Home equity credit line | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 10 6
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 10 6
Accruing Substandard | 1-4 family residential | Consumer    
Total loans    
2024 0 0
2023 1 0
2022 0 0
2021 0 0
2020 0 0
Prior 1 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 2 0
Accruing Substandard | Construction and other consumer real estate | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 0 0
Accruing Substandard | Bankcard and other revolving plans | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 2 2
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 2 2
Accruing Substandard | Other | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 0 0
Nonaccrual | Commercial and industrial | Commercial    
Total loans    
2024 4 7
2023 4 13
2022 3 31
2021 36 17
2020 3 1
Prior 3 4
Revolving loans amortized cost basis 14 38
Revolving loans converted to term loans amortized cost basis 23 3
Total loans 90 114
Nonaccrual | Leasing | Commercial    
Total loans    
2024 0 0
2023 1 1
2022 1 1
2021 1 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 3 2
Nonaccrual | Owner-occupied | Commercial    
Total loans    
2024 6 5
2023 8 1
2022 2 4
2021 6 1
2020 3 0
Prior 19 15
Revolving loans amortized cost basis 7 5
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 51 31
Nonaccrual | Municipal | Commercial    
Total loans    
2024 0 3
2023 0 0
2022 0 0
2021 0 5
2020 2 0
Prior 0 3
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 2 11
Nonaccrual | Construction and land development | Commercial real estate    
Total loans    
2024 0 0
2023 0 0
2022 1 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 1 0
Nonaccrual | Term | Commercial real estate    
Total loans    
2024 21 0
2023 0 0
2022 16 23
2021 1 0
2020 0 0
Prior 5 10
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 29 26
Total loans 72 59
Nonaccrual | Home equity credit line | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 26 22
Revolving loans converted to term loans amortized cost basis 4 8
Total loans 30 30
Nonaccrual | 1-4 family residential | Consumer    
Total loans    
2024 1 0
2023 4 3
2022 5 8
2021 15 9
2020 13 2
Prior 27 27
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 65 49
Nonaccrual | Construction and other consumer real estate | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 0 0
Nonaccrual | Bankcard and other revolving plans | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 1 1
Revolving loans converted to term loans amortized cost basis 0 0
Total loans 1 1
Nonaccrual | Other | Consumer    
Total loans    
2024 0 0
2023 0 0
2022 0 0
2021 0 0
2020 0 0
Prior 0 0
Revolving loans amortized cost basis 0 0
Revolving loans converted to term loans amortized cost basis 0 0
Total loans $ 0 $ 0