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Loans - Aging analysis of past due loans (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Loans and Allowance for Loan Losses |  |
Non-Accruing | $ 170,222 | $ 104,225
Total loans | 32,388,489 | 30,177,862
30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 60,085 | 68,416
60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 18,276 | 31,607
90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 12,479 | 4,350
Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 90,840 | 104,373
Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 32,127,427 | 29,969,264
Non-acquired loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 26,482,763 | 22,805,039
Construction and land development |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 1,433 | 827
Total loans | 2,923,514 | 2,860,360
Construction and land development | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 624 | 2,146
Construction and land development | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans |  | 3,653
Construction and land development | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 624 | 5,799
Construction and land development | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,921,457 | 2,853,734
Commercial non-owner occupied |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 21,309 | 20,425
Total loans | 8,571,634 | 8,072,959
Commercial non-owner occupied | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,194 | 1,158
Commercial non-owner occupied | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 123 | 978
Commercial non-owner occupied | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,378 | 77
Commercial non-owner occupied | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 3,695 | 2,213
Commercial non-owner occupied | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 8,546,630 | 8,050,321
Commercial owner occupied real estate loan |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 44,887 | 35,089
Total loans | 5,497,671 | 5,460,193
Commercial owner occupied real estate loan | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 3,852 | 10,748
Commercial owner occupied real estate loan | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,141 | 2,059
Commercial owner occupied real estate loan | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 988 | 2,231
Commercial owner occupied real estate loan | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,981 | 15,038
Commercial owner occupied real estate loan | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,446,803 | 5,410,066
Consumer Owner Occupied Loans |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 25,271 | 17,307
Total loans | 6,595,005 | 5,162,042
Consumer Owner Occupied Loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 7,903 | 6,001
Consumer Owner Occupied Loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 552 | 744
Consumer Owner Occupied Loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 920 | 40
Consumer Owner Occupied Loans | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 9,375 | 6,785
Consumer Owner Occupied Loans | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 6,560,359 | 5,137,950
Home equity loans |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 4,932 | 6,316
Total loans | 1,398,445 | 1,313,168
Home equity loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 6,500 | 2,527
Home equity loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,326 | 361
Home equity loans | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 7,826 | 2,888
Home equity loans | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,385,687 | 1,303,964
Commercial and industrial |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 63,531 | 17,129
Total loans | 5,504,539 | 5,313,483
Commercial and industrial | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 25,231 | 24,500
Commercial and industrial | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 7,194 | 11,677
Commercial and industrial | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 9,193 | 1,704
Commercial and industrial | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 41,618 | 37,881
Commercial and industrial | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,399,390 | 5,258,473
Other income producing property |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 3,202 | 2,734
Total loans | 656,334 | 696,242
Other income producing property | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 569 | 1,623
Other income producing property | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 570 | 1,480
Other income producing property | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans |  | 298
Other income producing property | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,139 | 3,401
Other income producing property | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 651,993 | 690,107
Consumer loans |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 5,657 | 4,398
Total loans | 1,233,650 | 1,278,426
Consumer loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 13,212 | 19,713
Consumer loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 7,370 | 10,655
Consumer loans | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 20,582 | 30,368
Consumer loans | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,207,411 | 1,243,660
Other loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 7,697 | 20,989
Other loans | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 7,697 | 20,989
Commercial loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 22,391,162 | 21,430,337
Commercial loans | Construction and land development |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,207,965 | 1,956,300
Commercial loans | Commercial non-owner occupied |  |
Loans and Allowance for Loan Losses |  |
Total loans | 8,571,634 | 8,072,959
Commercial loans | Commercial owner occupied real estate loan |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,497,671 | 5,460,193
Commercial loans | Consumer Owner Occupied Loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 57,443 | 30,741
Commercial loans | Commercial and industrial |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,504,539 | 5,313,483
Commercial loans | Other income producing property |  |
Loans and Allowance for Loan Losses |  |
Total loans | 544,213 | 575,672
Commercial loans | Other loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 7,697 | 20,989
Consumer portfolio loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 9,997,327 | 8,747,525
Consumer portfolio loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 31,019 | 30,013
Consumer portfolio loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 12,500 | 14,615
Consumer portfolio loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 17,087 | 10,472
Consumer portfolio loans | Construction and land development |  |
Loans and Allowance for Loan Losses |  |
Total loans | 715,549 | 904,060
Consumer portfolio loans | Construction and land development | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 111 | 125
Consumer portfolio loans | Construction and land development | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 76 | 477
Consumer portfolio loans | Consumer Owner Occupied Loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 6,537,562 | 5,131,301
Consumer portfolio loans | Consumer Owner Occupied Loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 10,754 | 7,215
Consumer portfolio loans | Consumer Owner Occupied Loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,787 | 3,063
Consumer portfolio loans | Consumer Owner Occupied Loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 11,561 | 5,874
Consumer portfolio loans | Home equity loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,398,445 | 1,313,168
Consumer portfolio loans | Home equity loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 6,656 | 2,658
Consumer portfolio loans | Home equity loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,842 | 691
Consumer portfolio loans | Home equity loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,309 | 1,081
Consumer portfolio loans | Other income producing property |  |
Loans and Allowance for Loan Losses |  |
Total loans | 112,121 | 120,570
Consumer portfolio loans | Other income producing property | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 67 | 62
Consumer portfolio loans | Other income producing property | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans |  | 23
Consumer portfolio loans | Other income producing property | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 127 | 121
Consumer portfolio loans | Consumer loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,233,650 | 1,278,426
Consumer portfolio loans | Consumer loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 13,431 | 19,953
Consumer portfolio loans | Consumer loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 7,871 | 10,838
Consumer portfolio loans | Consumer loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | $ 4,014 | $ 2,919

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