Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
ASSETS
Loans, allowance for loan losses	$ 13,508	$ 14,311
Other real estate owned, valuation allowance	$ 348	$ 1,707
SHAREHOLDERS' EQUITY
Common stock, par value (in dollars per share)	$ 2.50	$ 2.50
Common stock, shares authorized (in shares)	20,000,000	20,000,000
Common stock, shares issued (in shares)	7,051,587	7,052,554
Common stock, shares outstanding (in shares)	7,051,587	7,052,554