Loans and Allowance - Summary of Non-Accrual Loans by Loan Class (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans	$ 45,970	$ 43,062
Non-Accrual Loans with no Allowance for Credit Losses	5,660	9,080
Commercial and industrial loans
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans	7,465	7,598
Non-Accrual Loans with no Allowance for Credit Losses	982	263
Agricultural land, production and other loans to farmers
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans	57	631
Non-Accrual Loans with no Allowance for Credit Losses	0	524
Construction
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans	108	685
Non-Accrual Loans with no Allowance for Credit Losses	0	0
Commercial real estate, non-owner occupied
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans	19,103	23,029
Non-Accrual Loans with no Allowance for Credit Losses	295	6,133
Commercial real estate, owner occupied
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans	5,418	411
Non-Accrual Loans with no Allowance for Credit Losses	3,642	0
Residential
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans	11,511	9,153
Non-Accrual Loans with no Allowance for Credit Losses	741	2,160
Home equity
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans	2,289	1,552
Non-Accrual Loans with no Allowance for Credit Losses	0	0
Individuals' loans for household and other personal expenditures
Financing Receivable, Past Due [Line Items]
Non-Accrual Loans	19	3
Non-Accrual Loans with no Allowance for Credit Losses	$ 0	$ 0