DERIVATIVES (Effect on Statement of Operations) (Details) - Foreign Exchange Contract [Member] - USD ($)	12 Months Ended
Oct. 31, 2019	Oct. 31, 2018	Oct. 31, 2017
Derivatives Not Designated as Hedging Instruments [Member] \| Other Income (Expense) [Member]
Derivative [Line Items]
Gain (loss) recognized in other income (expense), net	$ (5,000,000)	$ 4,000,000	$ 6,000,000
Cash Flow Hedges [Member] \| Designated as Hedging Instrument [Member] \| Accumulated Other Comprehensive Income (Loss) [Member]
Derivative [Line Items]
Gain (loss) recognized in accumulated other comprehensive income	(5,000,000)	0	6,000,000
Cash Flow Hedges [Member] \| Designated as Hedging Instrument [Member] \| Cost of Products and Services [Member]
Derivative [Line Items]
Gain (loss) reclassified from accumulated other comprehensive income into earnings:	(1,000,000)	4,000,000	(1,000,000)
Gain (Loss) on Components Excluded from Assessment of Price Risk Fair Value Hedge Effectiveness	3,000,000	0	0
Cash Flow Hedges [Member] \| Designated as Hedging Instrument [Member] \| Selling, General and Administrative Expenses [Member]
Derivative [Line Items]
Gain (loss) reclassified from accumulated other comprehensive income into earnings:	$ (2,000,000)	$ 0	$ 0

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
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The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

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The net gain (loss) relating to components of the gain (loss) on price risk fair value hedging instruments excluded from the assessment of fair value hedge effectiveness. Recognized in earnings.

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Amount before tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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