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Loans - Aging analysis of past due loans (Details) - USD ($) $ in Thousands | Mar. 31, 2026 | Dec. 31, 2025
--- | --- | ---
Loans and Allowance for Loan Losses |  |
Non-Accruing | $ 293,160 | $ 297,155
Total loans | 49,496,783 | 48,598,527
30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 78,674 | 73,810
60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 13,923 | 15,034
90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 8,901 | 4,941
Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 101,498 | 93,785
Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 49,102,125 | 48,207,587
Construction and land development |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 7,371 | 7,560
Total loans | 2,592,908 | 2,548,360
Construction and land development | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 4,530 | 3,018
Construction and land development | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans |  | 472
Construction and land development | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans |  | 139
Construction and land development | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 4,530 | 3,629
Construction and land development | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,581,007 | 2,537,171
Consumer owner-occupied |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 78,674 | 73,551
Total loans | 8,717,832 | 8,618,434
Consumer owner-occupied | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 12,792 | 16,301
Consumer owner-occupied | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 201 | 901
Consumer owner-occupied | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 12,993 | 17,202
Consumer owner-occupied | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 8,626,165 | 8,527,681
Home equity loans |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 9,051 | 8,344
Total loans | 1,856,065 | 1,831,789
Home equity loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 3,124 | 2,739
Home equity loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,025 | 1,226
Home equity loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2 | 1
Home equity loans | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,151 | 3,966
Home equity loans | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,841,863 | 1,819,479
Commercial and industrial |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 94,810 | 94,766
Total loans | 9,385,926 | 9,181,408
Commercial and industrial | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 23,652 | 24,890
Commercial and industrial | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 6,779 | 5,860
Commercial and industrial | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 6,818 | 2,913
Commercial and industrial | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 37,249 | 33,663
Commercial and industrial | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 9,253,867 | 9,052,979
Other income producing property |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 1,994 | 2,109
Total loans | 1,201,200 | 1,232,153
Other income producing property | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 660 | 1,582
Other income producing property | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 414 | 827
Other income producing property | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans |  | 615
Other income producing property | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,074 | 3,024
Other income producing property | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,198,132 | 1,227,020
Consumer |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 3,649 | 3,457
Total loans | 923,413 | 955,266
Consumer | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,728 | 2,002
Consumer | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 481 | 793
Consumer | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,209 | 2,795
Consumer | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 917,555 | 949,014
Other loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 50,166 | 2,366
Other loans | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 50,166 | 2,366
Commercial loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 37,649,135 | 36,858,811
Commercial loans | Construction and land development |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,232,480 | 2,205,518
Commercial loans | Commercial non-owner-occupied |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 58,923 | 67,411
Total loans | 17,097,738 | 16,651,760
Commercial loans | Commercial non-owner-occupied | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 23,530 | 8,457
Commercial loans | Commercial non-owner-occupied | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,794 | 304
Commercial loans | Commercial non-owner-occupied | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 202 | 408
Commercial loans | Commercial non-owner-occupied | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 26,526 | 9,169
Commercial loans | Commercial non-owner-occupied | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 17,012,289 | 16,575,180
Commercial loans | Commercial owner-occupied |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 38,688 | 39,957
Total loans | 7,671,535 | 7,576,991
Commercial loans | Commercial owner-occupied | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 8,658 | 14,821
Commercial loans | Commercial owner-occupied | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,229 | 4,651
Commercial loans | Commercial owner-occupied | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,879 | 865
Commercial loans | Commercial owner-occupied | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 11,766 | 20,337
Commercial loans | Commercial owner-occupied | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 7,621,081 | 7,516,697
Commercial loans | Consumer owner-occupied |  |
Loans and Allowance for Loan Losses |  |
Total loans | 117,442 | 121,394
Commercial loans | Commercial and industrial |  |
Loans and Allowance for Loan Losses |  |
Total loans | 9,385,926 | 9,181,408
Commercial loans | Other income producing property |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,093,848 | 1,119,374
Commercial loans | Other loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | $ 50,166 | $ 2,366

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