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DERIVATIVES (Details) $ in Millions		3 Months Ended		9 Months Ended
	Oct. 20, 2014 USD ($)	Jul. 31, 2016 USD ($) contracts	Jul. 31, 2015 USD ($)	Jul. 31, 2016 USD ($) contracts	Jul. 31, 2015 USD ($)	Feb. 01, 2016 USD ($)	Jul. 01, 2012 USD ($)	Aug. 09, 2011 USD ($) contracts	Nov. 25, 2008 USD ($) contracts
Derivative Instruments and Hedging Activities Disclosure
Gain (loss) recognized in accumulated other comprehensive income (loss)		$ (9)		$ (18)
Aggregate fair value of all derivative instruments with credit-risk-related contingent features that were in a net liability position		$ 19		$ 19
Derivative Contracts
Foreign exchange forward contracts designated as cash flow hedge (in units) | contracts		73		73
Foreign exchange forward contracts not designated as hedges (in units) | contracts		156		156
Senior Notes 2020
Terminated Interest Rate Swaps
Number of Interest Rate Swap Contracts Designated as Fair Value Hedges Terminated (in units) | contracts								5
Notional Amount of Terminated Interest Rate Swaps								$ 500
Amount to be amortized on terminated interest rates swaps		$ 16		$ 16
Senior Notes 2017
Terminated Interest Rate Swaps
Number of Interest Rate Swap Contracts Designated as Fair Value Hedges Terminated (in units) | contracts									2
Notional Amount of Terminated Interest Rate Swaps									$ 400
Amount to be amortized on terminated interest rates swaps		1		1
Derivative Instruments and Hedging Activities Disclosure
Debt instrument face amount	$ 600	100		100
Amount of extinguishment of debt	$ 500
Treasury Lock | Senior Notes 2022 | Cash Flow Hedging
Derivative Instruments and Hedging Activities Disclosure
Notional amount of interest rate swap contract							$ 400
Remaining gain to be amortized on derivative		2		2
Interest Rate Swap [Member] | Cash Flow Hedging
Derivative Instruments and Hedging Activities Disclosure
Notional amount of interest rate swap contract						$ 300
Designated as Hedging Instrument | Accumulated Other Comprehensive Income (Loss) | Treasury Lock | Cash Flow Hedging
Derivative Instruments and Hedging Activities Disclosure
Gain (loss) recognized in accumulated other comprehensive income (loss)		(11)		(14)
Designated as Hedging Instrument | Accumulated Other Comprehensive Income (Loss) | Interest Rate Swap [Member] | Cash Flow Hedging
Derivative Instruments and Hedging Activities Disclosure
Gain (loss) recognized in accumulated other comprehensive income (loss)		$ 11	$ 0	$ 14	$ 0

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period.

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