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GOODWILL AND OTHER INTANGIBLE ASSETS IMPAIRMENT (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2025	Apr. 30, 2024	Oct. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill, Impairment Loss	$ 0	$ 0	$ 0	$ 0
Goodwill, Impaired, Accumulated Impairment Loss	$ 709		$ 709		$ 709

Amount of impairment loss from asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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