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RESTRUCTURING AND OTHER RELATED COSTS - Income Statement (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2025	Apr. 30, 2024
Restructuring Cost and Reserve [Line Items]
Income statement expense	$ 56	$ 1	$ 57	$ 4
Cost of Products and Services
Restructuring Cost and Reserve [Line Items]
Income statement expense	15	0	15	0
Research and Development
Restructuring Cost and Reserve [Line Items]
Income statement expense	3	0	3	2
Selling, General and Administrative
Restructuring Cost and Reserve [Line Items]
Income statement expense	$ 38	$ 1	$ 39	$ 2

X

- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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