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Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Statement of Financial Position [Abstract]    
Securities held to maturity fair values $ 62,754 $ 53,312
Preferred stock, shares authorized 5,000,000 5,000,000
Preferred stock, shares issued 63,500  
Preferred stock, shares outstanding 63,500 65,000
common stock, shares authorized 40,000,000 40,000,000
Common stock, shares issued 16,909,820 16,801,426
Common stock, shares outstanding 16,909,820 16,801,426