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DERIVATIVES (Details) $ in Millions		3 Months Ended		6 Months Ended
	Oct. 20, 2014 USD ($)	Apr. 30, 2016 USD ($) contracts	Apr. 30, 2015 USD ($)	Apr. 30, 2016 USD ($) contracts	Apr. 30, 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)		$ (13)		$ (9)
Aggregate fair value of all derivative instruments with credit-risk-related contingent features that were in a net liability position		$ 10		$ 10
Derivative Contracts
Foreign exchange forward contracts designated as cash flow hedge (in units) | contracts		62		62
Foreign exchange forward contracts not designated as hedges (in units) | contracts		158		158
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		$ 17		$ 17
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) | Interest Rate Swap [Member] | Cash Flow Hedging
Derivative Instruments and Hedging Activities Disclosure
Gain (loss) recognized in accumulated other comprehensive income (loss)		$ (3)	$ 0	$ (3)	$ 0

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
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-Publisher FASB
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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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The aggregate fair value amounts of derivative instruments that contain credit-risk-related contingent features that are in a net liability position at the end of the reporting period. For nonderivative instruments that are designated and qualify as hedging instruments, the fair value amounts are the carrying value of the nonderivative hedging instrument, including the adjustment for the foreign currency transaction gain (loss) on that instrument.

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