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Consolidated Balance Sheets (Parenthetical) (USD $)
Mar. 31, 2014
Dec. 31, 2013
Consolidated Balance Sheets    
Common stock, par value (in dollars per share) $ 1 $ 1
Common stock, shares authorized 15,000,000 15,000,000
Common stock, shares issued 5,194,537 5,194,537
Treasury stock, shares 161,858 161,858