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Loans - Aging analysis of past due loans (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Loans and Allowance for Loan Losses |  |
Non-Accruing | $ 165,506 | $ 104,225
Total loans | 31,536,785 | 30,177,862
30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 58,631 | 68,416
60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 20,348 | 31,607
90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 4,191 | 4,350
Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 83,170 | 104,373
Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 31,288,109 | 29,969,264
Non-acquired loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 24,990,889 | 22,805,039
Construction and land development |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 344 | 827
Total loans | 2,817,125 | 2,860,360
Construction and land development | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 936 | 2,146
Construction and land development | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 105 | 3,653
Construction and land development | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 217 |
Construction and land development | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,258 | 5,799
Construction and land development | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,815,523 | 2,853,734
Consumer Owner Occupied Loans |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 19,890 | 17,307
Total loans | 5,927,781 | 5,162,042
Consumer Owner Occupied Loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 3,727 | 6,001
Consumer Owner Occupied Loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,052 | 744
Consumer Owner Occupied Loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans |  | 40
Consumer Owner Occupied Loans | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,779 | 6,785
Consumer Owner Occupied Loans | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,902,112 | 5,137,950
Home equity loans |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 4,707 | 6,316
Total loans | 1,347,714 | 1,313,168
Home equity loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,876 | 2,527
Home equity loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 595 | 361
Home equity loans | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,471 | 2,888
Home equity loans | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,340,536 | 1,303,964
Commercial and industrial |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 59,377 | 17,129
Total loans | 5,378,294 | 5,313,483
Commercial and industrial | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 26,794 | 24,500
Commercial and industrial | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 7,006 | 11,677
Commercial and industrial | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,466 | 1,704
Commercial and industrial | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 36,266 | 37,881
Commercial and industrial | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,282,651 | 5,258,473
Other income producing property |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 3,796 | 2,734
Total loans | 711,712 | 696,242
Other income producing property | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,713 | 1,623
Other income producing property | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans |  | 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 | 1,713 | 3,401
Other income producing property | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 706,203 | 690,107
Consumer loans |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 4,888 | 4,398
Total loans | 1,285,478 | 1,278,426
Consumer loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 15,406 | 19,713
Consumer loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 9,055 | 10,655
Consumer loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1 |
Consumer loans | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 24,462 | 30,368
Consumer loans | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,256,128 | 1,243,660
Other loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 6,494 | 20,989
Other loans | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 6,494 | 20,989
Commercial loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 21,966,751 | 21,430,337
Commercial loans | Construction and land development |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,888,746 | 1,956,300
Commercial loans | Commercial non-owner occupied |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 23,891 | 20,425
Total loans | 8,476,236 | 8,072,959
Commercial loans | Commercial non-owner occupied | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,075 | 1,158
Commercial loans | Commercial non-owner occupied | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 109 | 978
Commercial loans | Commercial non-owner occupied | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 245 | 77
Commercial loans | Commercial non-owner occupied | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,429 | 2,213
Commercial loans | Commercial non-owner occupied | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 8,450,916 | 8,050,321
Commercial loans | Commercial owner occupied real estate loan |  |
Loans and Allowance for Loan Losses |  |
Non-Accruing | 48,613 | 35,089
Total loans | 5,585,951 | 5,460,193
Commercial loans | Commercial owner occupied real estate loan | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 7,104 | 10,748
Commercial loans | Commercial owner occupied real estate loan | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,426 | 2,059
Commercial loans | Commercial owner occupied real estate loan | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,262 | 2,231
Commercial loans | Commercial owner occupied real estate loan | Total Past Due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 9,792 | 15,038
Commercial loans | Commercial owner occupied real estate loan | Current |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,527,546 | 5,410,066
Commercial loans | Consumer Owner Occupied Loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 38,733 | 30,741
Commercial loans | Commercial and industrial |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,378,294 | 5,313,483
Commercial loans | Other income producing property |  |
Loans and Allowance for Loan Losses |  |
Total loans | 592,297 | 575,672
Commercial loans | Other loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 6,494 | 20,989
Consumer portfolio loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 9,570,034 | 8,747,525
Consumer portfolio loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 23,476 | 30,013
Consumer portfolio loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 13,632 | 14,615
Consumer portfolio loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 10,708 | 10,472
Consumer portfolio loans | Construction and land development |  |
Loans and Allowance for Loan Losses |  |
Total loans | 928,379 | 904,060
Consumer portfolio loans | Construction and land development | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 170 | 125
Consumer portfolio loans | Construction and land development | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 65 |
Consumer portfolio loans | Construction and land development | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1 | 477
Consumer portfolio loans | Consumer Owner Occupied Loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,889,048 | 5,131,301
Consumer portfolio loans | Consumer Owner Occupied Loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 5,420 | 7,215
Consumer portfolio loans | Consumer Owner Occupied Loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 3,046 | 3,063
Consumer portfolio loans | Consumer Owner Occupied Loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 6,431 | 5,874
Consumer portfolio loans | Home equity loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,347,714 | 1,313,168
Consumer portfolio loans | Home equity loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 2,252 | 2,658
Consumer portfolio loans | Home equity loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,278 | 691
Consumer portfolio loans | Home equity loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 864 | 1,081
Consumer portfolio loans | Other income producing property |  |
Loans and Allowance for Loan Losses |  |
Total loans | 119,415 | 120,570
Consumer portfolio loans | Other income producing property | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 61 | 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 | 255 | 121
Consumer portfolio loans | Consumer loans |  |
Loans and Allowance for Loan Losses |  |
Total loans | 1,285,478 | 1,278,426
Consumer portfolio loans | Consumer loans | 30 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 15,573 | 19,953
Consumer portfolio loans | Consumer loans | 60 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | 9,243 | 10,838
Consumer portfolio loans | Consumer loans | 90 days past due |  |
Loans and Allowance for Loan Losses |  |
Total loans | $ 3,157 | $ 2,919

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