Financial Instruments and Commodity Contracts - Derivative Financial Instruments (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2015	Jul. 31, 2014	Jul. 31, 2015	Jul. 31, 2014	Oct. 31, 2014
Derivative [Line Items]
Exposure to Credit Risk	$ 5		$ 5		$ 1
Derivative Instruments,Derivative, Gain (Loss) on Derivative, Net	(7)	$ 2	2	$ 4
Interest Rate Cap [Member] | Interest Expense [Member]
Derivative [Line Items]
Derivative Instruments,Derivative, Gain (Loss) on Derivative, Net	1	(1)	1	(2)
Cross currency swaps | Other Income Expense Net [Member]
Derivative [Line Items]
Derivative Instruments,Derivative, Gain (Loss) on Derivative, Net	(1)	1	2	1
Foreign Exchange Contract [Member] | Other Income Expense Net [Member]
Derivative [Line Items]
Derivative Instruments,Derivative, Gain (Loss) on Derivative, Net	(6)	1	(5)	2
Commodity Contract [Member] | Cost of Sales [Member]
Derivative [Line Items]
Derivative Instruments,Derivative, Gain (Loss) on Derivative, Net	$ 1	$ 1	$ (4)	$ 1