Condensed Consolidated Balance sheets (Unaudited) (Parenthetical) (USD $) In Thousands, except Share data	Jun. 30, 2011	Dec. 31, 2010
ASSETS
Amortized cost on securities available-for-sale at fair value	$ 312,882	$ 297,086
Accumulated amortization on core deposit intangible	$ 8,219	$ 7,615
Shareholders' Equity
Preferred Stock, par value	$ 0	$ 0
Preferred Stock, shares authorized	6,000,000	6,000,000
Preferred Stock, shares issued	49,312	49,312
Preferred Stock, shares outstanding	49,312	49,312
Common stock, par value	$ 1	$ 1
Common stock, shares authorized	50,000,000	50,000,000
Common stock, shares issued	19,526,188	16,147,640
Common stock, shares outstanding	19,526,188	16,147,640