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SHARE-BASED COMPENSATION Allocated Share-based compensation expense (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023
Employee Service Share-based Compensation, Allocation of Recognized Period Costs
Share-based compensation expense	$ 28	$ 29	$ 104	$ 98
Cost of Products and Services
Employee Service Share-based Compensation, Allocation of Recognized Period Costs
Share-based compensation expense	9	8	32	28
Research and Development
Employee Service Share-based Compensation, Allocation of Recognized Period Costs
Share-based compensation expense	4	5	13	13
Selling, General and Administrative
Employee Service Share-based Compensation, Allocation of Recognized Period Costs
Share-based compensation expense	$ 15	$ 16	$ 59	$ 57

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
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479830/718-10-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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- Definition

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+ References

No definition available.

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