Loans and Allowance for Credit Losses - Recorded Balance of Troubled Debt Restructurings (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings Balance	$ 5,064	$ 5,792
Financing Receivable Modifications Performing Recorded Investment	3,214	3,931
Real Estate Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings Balance	4,435	4,953
Financing Receivable Modifications Performing Recorded Investment	3,018	3,679
Agricultural Real Estate Loans | Real Estate Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings Balance	351	245
Financing Receivable Modifications Performing Recorded Investment	233	245
Residential Properties | Real Estate Loan | 1-4 Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings Balance	1,165	1,353
Financing Receivable Modifications Performing Recorded Investment	846	882
Commercial | Real Estate Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings Balance	2,919	3,355
Financing Receivable Modifications Performing Recorded Investment	1,939	2,552
Agricultural Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings Balance	0	228
Commercial and Industrial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings Balance	591	479
Financing Receivable Modifications Performing Recorded Investment	159	179
Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings Balance	38	109
Financing Receivable Modifications Performing Recorded Investment	37	50
All Other Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings Balance	0	23
Financing Receivable Modifications Performing Recorded Investment	$ 0	$ 23