FAIR VALUE MEASUREMENTS FAIR VALUE MEASURMENTS - Fair value of assets and liabilities measured on non recurring (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-lived assets held and used	$ 4	$ 3	$ 23
Long lived assets held for use impairment	4	3	23
Long lived assets held for sale Impairment	0	0	0
Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-lived assets held and used	0	0	0
NMR [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long lived assets held for use impairment			19
In Process Research and Development [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long lived assets held for use impairment	$ 4	$ 3	$ 4