Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
ASSETS
Amortized cost on securities available-for-sale at fair value	$ 354,252	$ 324,172
Accumulated amortization on core deposit intangible	$ 9,067	$ 8,789
Stockholders' 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	19,506,188	19,526,188
Common stock, shares outstanding	19,506,188	19,526,188