Loans (Payment Modifications) (Details) - CARES Act $ in Thousands	Sep. 30, 2020 USD ($) loan	Jun. 30, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	81
Outstanding Balance | $	$ 90,418
% of Loan Category (Excludes PPP Loans)	3.10%	10.40%
Commercial and Industrial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	24
Outstanding Balance | $	$ 6,154
% of Loan Category (Excludes PPP Loans)	1.20%	10.80%
Commercial Real Estate Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	44
Outstanding Balance | $	$ 82,986
% of Loan Category (Excludes PPP Loans)	5.70%	15.30%
Agricultural Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	0
Outstanding Balance | $	$ 0
% of Loan Category (Excludes PPP Loans)	0.00%	0.30%
Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	1
Outstanding Balance | $	$ 3
% of Loan Category (Excludes PPP Loans)		0.40%
Residential Mortgage Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Loans | loan	12
Outstanding Balance | $	$ 1,275
% of Loan Category (Excludes PPP Loans)	0.50%	8.20%