Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $)
Sep. 30, 2012
Dec. 31, 2011
Consolidated Balance Sheets [Abstract]    
Common stock, par value $ 6.25 $ 6.25
Common stock, Authorized shares 9,000,000 9,000,000
Common stock, shares issued 2,980,602 2,980,602
Common stock, shares outstanding 2,734,799 2,734,799
Treasury stock, at cost 245,803 245,803