CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Sep. 30, 2015	Dec. 31, 2014
Statement of Financial Position [Abstract]
Common stock, par value (usd per share)	$ 1	$ 1
Common Stock, Shares Authorized	100,000,000	100,000,000
Common Stock, Shares, Issued	49,189,702	49,189,702
Common Stock, Shares, Outstanding	45,720,926	47,904,518
Treasury Stock, Shares	3,468,776	1,285,184