Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Cash and due from banks:
Non-interest bearing	$ 29,773	$ 38,110
Interest bearing	1,594	24,103
Federal funds sold	498	20,499
Cash and cash equivalents	31,865	82,712
Certificates of deposit investments	1,992	6,665
Investment securities:
Available-for-sale, at fair value	533,835	508,309
Loans held for sale	2,068	212
Loans	913,745	910,853
Less allowance for loan losses	(12,131)	(11,776)
Net loans	901,614	899,077
Interest receivable	5,986	6,775
Other real estate owned	1,003	1,187
Premises and equipment, net	29,094	29,670
Goodwill, net	25,753	25,753
Intangible assets, net	2,820	3,161
Other assets	19,085	14,511
Total assets	1,555,115	1,578,032
Deposits:
Non-interest bearing	231,526	263,838
Interest bearing	1,039,608	1,010,227
Total deposits	1,271,134	1,274,065
Securities sold under agreements to repurchase	94,694	113,484
Interest payable	271	341
FHLB borrowings	12,500	5,000
Junior subordinated debentures	20,620	20,620
Other liabilities	6,949	7,835
Total liabilities	1,406,168	1,421,345
Stockholders' Equity
Convertible preferred stock, no par value; authorized 1,000,000 shares; issued 10,427 shares in 2013 and 2012	52,035	52,035
Common stock, $4 par value; authorized 18,000,000 shares; issued 7,734,257 shares in 2013 and 7,682,535 shares in 2012	30,937	30,730
Additional paid-in capital	32,809	31,685
Retained earnings	82,723	78,986
Deferred compensation	2,824	2,953
Accumulated other comprehensive income (loss)	(6,549)	4,544
Less treasury stock at cost, 1,779,291 shares in 2013 and 1,711,646 shares in 2012	(45,832)	(44,246)
Total stockholders’ equity	148,947	156,687
Total liabilities and stockholders’ equity	$ 1,555,115	$ 1,578,032