SPECIAL ITEMS (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended		3 Months Ended		12 Months Ended
	Oct. 31, 2013	Oct. 31, 2012	Oct. 31, 2013 Water Operations	Jul. 31, 2013 Water Operations	Oct. 31, 2013 Water Operations	Oct. 31, 2013 Water Operations Cost of Sales	Oct. 31, 2013 Water Operations Selling, Administrative, and General Expenses
Long-lived Asset Impairment
Non-cash charge for impairment of long-lived assets, pretax	$ 102.0	$ 33.4	$ 7.0	$ 50.0	$ 57.0	$ 50.0	$ 7.0
Non-cash charge for impairment of long-lived assets, after-tax			$ 7	$ 44	$ 51