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Condensed Consolidated Balance Sheets (Parentheticals) (USD $)
In Thousands, except Share data
Jun. 30, 2011
Dec. 31, 2010
Jun. 30, 2010
Statement of Financial Position [Abstract]      
Amortized cost on available for sale securities (in dollars) $ 260,070 $ 275,606 $ 223,588
Amortized cost on held to maturity securities (in dollars) $ 15,389 $ 20,784 $ 34,227
Common stock, par value (in dollars per share) $ 5 $ 5 $ 5
Common stock, authorized 3,000,000 3,000,000 3,000,000
Common stock, issued 1,664,614 1,664,622 1,676,870