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Consolidated Balance Sheets (Parenthetical) - $ / shares
Sep. 30, 2016
Dec. 31, 2015
Statement of Financial Position [Abstract]    
Common stock, par value $ 0.10 $ 0.10
Common stock, authorized 10,000 10,000
Common stock, issued 3,420 3,420
Treasury shares, shares 1,596 1,596