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Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Statement of Financial Position [Abstract]    
Securities held-to-maturity $ 5,335 $ 13,861
Preferred stock, par value $ 25 $ 25
Preferred stock, shares authorized 500,000 500,000
Preferred stock, shares issued 0 0
Common stock, par value $ 2.50 $ 2.50
Common stock, shares authorized 50,000,000 50,000,000
Common stock, shares issued 18,499,282 18,499,282
Common stock, treasury shares 2,748,922 3,665,999