Loans - Nonaccrual loans (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	$ 96,240	$ 75,418
Greater than 90 Days Accruing	3,788
Non-accrual with no allowance	29,690
Other income producing property
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	2,462	4,075
Greater than 90 Days Accruing	262
Commercial loans | Construction and land development
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	460	1,567
Greater than 90 Days Accruing	21
Non-accrual with no allowance	145
Commercial loans | Commercial non-owner occupied
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	21,314	19,909
Non-accrual with no allowance	6,574
Commercial loans | Commercial owner occupied real estate loan
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	30,914	14,532
Greater than 90 Days Accruing	294
Non-accrual with no allowance	15,578
Commercial loans | Commercial and industrial
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	13,839	7,441
Greater than 90 Days Accruing	3,211
Non-accrual with no allowance	5,796
Consumer portfolio loans | Consumer Owner Occupied Loans
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	17,186	18,183
Consumer portfolio loans | Home equity loans
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	6,322	6,255
Non-accrual with no allowance	1,597
Consumer portfolio loans | Consumer loans
Loans and Allowance for Loan Losses
Total loans on nonaccrual status	$ 3,743	$ 3,456