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Loans - Nonaccrual loans (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	$ 207,296	$ 170,222
Greater than 90 Days Accruing	3,293
Non-accrual with no allowance	35,065
Commercial loans | Construction and land development
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	1,458	1,433
Commercial loans | Commercial non-owner occupied
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	17,505	21,309
Non-accrual with no allowance	14,224
Commercial loans | Commercial owner-occupied real estate
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	35,682	44,887
Greater than 90 Days Accruing	92
Non-accrual with no allowance	12,032
Commercial loans | Commercial and industrial
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	92,020	63,531
Greater than 90 Days Accruing	3,163
Non-accrual with no allowance	5,408
Commercial loans | Other income producing property
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	2,198	3,202
Greater than 90 Days Accruing	37
Non-accrual with no allowance	1,265
Consumer loans | Consumer Owner-Occupied
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	43,054	25,271
Non-accrual with no allowance	963
Consumer loans | Home equity loans
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	10,023	4,932
Greater than 90 Days Accruing	1
Non-accrual with no allowance	1,173
Consumer loans | Consumer
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	$ 5,356	$ 5,657

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