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SHARE-BASED COMPENSATION (Allocated Share-based Compensation Expense) (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2018
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
MTM adjustment for financial metrics based performance awards	$ 2	$ 8	$ 0
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Abstract]
Share-based compensation expense	93	82	59
Employee Service Share Based Compensation Tax Benefit Realized From Exercise of Awards as a component of income tax expense	12	9	5
Cost of Products and Services [Member]
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Abstract]
Share-based compensation expense	16	14	11
Research and Development Expense [Member]
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Abstract]
Share-based compensation expense	19	16	10
Selling, General and Administrative Expenses [Member]
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Abstract]
Share-based compensation expense	$ 58	$ 52	$ 38

X

- Definition

Disclosure of the aggregate tax benefit realized from the exercise of stock options and the conversion of similar instruments during the annual period.

+ References

No definition available.

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MTM adjustment for financial metrics based performance awards

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809

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-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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