CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Assets
Securities-available for sale, amortized cost	$ 143,661	$ 137,575
Loans, allowance for loan losses	35,907	33,677
Other real estate owned, valuation allowance	$ 3,937	$ 3,927
Shareholders' Equity
Preferred stock, par value (in dollars per share)	$ 1.00	$ 1.00
Preferred stock, shares authorized (in shares)	3,000,000	3,000,000
Preferred stock, shares issued (in shares)	0	10,000
Preferred stock, shares outstanding (in shares)	0	10,000
Common stock, par value (in dollars per share)	$ 1.00	$ 1.00
Common stock, shares authorized (in shares)	8,000,000	8,000,000
Common stock, shares issued (in shares)	3,259,823	3,178,510
Common stock, shares outstanding (in shares)	3,259,823	3,178,510