Loans (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	$ 748,044	$ 747,050	$ 726,522
Commercial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	49,162	55,684	54,281
Agricultural [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	17,613	6,211	12,594
Commercial Construction [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	44,950	53,808	54,052
Residential Construction [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	4,680	5,852	6,038
Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	335,444	334,386	311,393
Residential Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	207,758	203,845	197,259
Farmland [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	49,288	49,057	49,478
Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	26,235	29,778	29,585
Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	$ 12,914	$ 8,429	$ 11,842