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SHARE-BASED COMPENSATION Allocated Share-based compensation expense (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2022	Jul. 31, 2021
Employee Service Share-based Compensation, Allocation of Recognized Period Costs
Share-based compensation expense	$ 28	$ 23	$ 100	$ 90
Cost of Products and Services
Employee Service Share-based Compensation, Allocation of Recognized Period Costs
Share-based compensation expense	7	6	24	21
Research and Development
Employee Service Share-based Compensation, Allocation of Recognized Period Costs
Share-based compensation expense	3	3	11	9
Selling, General and Administrative
Employee Service Share-based Compensation, Allocation of Recognized Period Costs
Share-based compensation expense	$ 18	$ 14	$ 65	$ 60

X

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

+ Details

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- Definition

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+ References

No definition available.

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