CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Sep. 30, 2018	Dec. 31, 2017
Excess common stock, par value	$ 1	$ 1
Excess common stock, shares authorised	100,000	100,000
Excess common stock, shares issued	0	0
Common stock par value	$ 1	$ 1
Common Stock, Shares Authorized	1,050,000	1,050,000
Common Stock, Shares, Issued	1,046,393	1,035,493
Treasury Stock, Shares	33,101	33,101