Loans and Leases and Allowance for Credit Losses - Nonaccrual Loans and Leases (Details) $ in Thousands	Jun. 30, 2022 USD ($)
Financing Receivable, Excluding Accrued Interest, Nonaccrual [Abstract]
Nonaccrual loans, with no allowance for credit loss	$ 29,485
Nonaccrual loans, with an allowance for credit loss	260
Nonaccrual loans, total	29,745
Loans past due 90+ accruing	639
Commercial, Residential, and Farm Land Real Estate Portfolio Segment [Member] | Real Estate Sector [Member]
Financing Receivable, Excluding Accrued Interest, Nonaccrual [Abstract]
Nonaccrual loans, with no allowance for credit loss	20,487
Nonaccrual loans, total	20,487
Loans past due 90+ accruing	632
Commercial, Residential, and Farm Land Real Estate Portfolio Segment [Member] | Real Estate Sector [Member] | 1-4 Family Residential Construction [Member]
Financing Receivable, Excluding Accrued Interest, Nonaccrual [Abstract]
Loans past due 90+ accruing	632
Commercial, Residential, and Farm Land Real Estate Portfolio Segment [Member] | Real Estate Sector [Member] | 1-4 Family - Closed-End [Member]
Financing Receivable, Excluding Accrued Interest, Nonaccrual [Abstract]
Nonaccrual loans, with no allowance for credit loss	745
Nonaccrual loans, total	745
Commercial, Residential, and Farm Land Real Estate Portfolio Segment [Member] | Real Estate Sector [Member] | Equity Lines [Member]
Financing Receivable, Excluding Accrued Interest, Nonaccrual [Abstract]
Nonaccrual loans, with no allowance for credit loss	62
Nonaccrual loans, total	62
Commercial, Residential, and Farm Land Real Estate Portfolio Segment [Member] | Real Estate Sector [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Excluding Accrued Interest, Nonaccrual [Abstract]
Nonaccrual loans, with no allowance for credit loss	379
Nonaccrual loans, total	379
Commercial, Residential, and Farm Land Real Estate Portfolio Segment [Member] | Real Estate Sector [Member] | Farmland [Member]
Financing Receivable, Excluding Accrued Interest, Nonaccrual [Abstract]
Nonaccrual loans, with no allowance for credit loss	19,301
Nonaccrual loans, total	19,301
Agricultural Portfolio Segment [Member] | Agricultural Sector [Member]
Financing Receivable, Excluding Accrued Interest, Nonaccrual [Abstract]
Nonaccrual loans, with no allowance for credit loss	8,414
Nonaccrual loans, with an allowance for credit loss	30
Nonaccrual loans, total	8,444
Commercial Portfolio Segment [Member] | Commercial and Industrial Sector [Member] | Commercial and Industrial Loans and Leases [Member]
Financing Receivable, Excluding Accrued Interest, Nonaccrual [Abstract]
Nonaccrual loans, with no allowance for credit loss	584
Nonaccrual loans, with an allowance for credit loss	230
Nonaccrual loans, total	814
Loans past due 90+ accruing	$ 7