CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parentheticals) - $ / shares	Dec. 31, 2015	Sep. 30, 2015
Statement of Financial Position [Abstract]
Common stock, par value (usd per share)	$ 2.50	$ 2.50
Common stock, shares authorized	150,000,000	150,000,000
Common stock, shares outstanding	85,809,094	85,531,423
Treasury stock at cost and other, shares	2,812,896	2,804,847