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CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
In Thousands, except Per Share data, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
CONSOLIDATED BALANCE SHEETS    
Preferred stock, par value (in dollars per share) $ 1 $ 1
Preferred stock, shares authorized 12,500 12,500
Preferred stock, shares issued 0 0
Common stock, par value (in dollars per share) $ 1 $ 1
Common stock, shares authorized 25,000 25,000
Common stock, shares issued 14,706 14,598
Common stock, shares outstanding 14,706 14,598