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ACQUISITIONS (Narrative) (Details) $ in Millions		3 Months Ended
	Nov. 03, 2023 USD ($)	Jan. 31, 2024 USD ($)	Jan. 31, 2024 USD ($)	Jan. 31, 2023 USD ($)	Nov. 03, 2023 € / shares
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired			$ 478	$ 0
Share-based Compensation Expense			50	55
Acquisition of non-controlling interests			$ 458	$ 0
ESI Group SA
Business Acquisition [Line Items]
Business Acquisition, Effective Date of Acquisition			Nov. 03, 2023
Business Acquisition, Percentage of Voting Interests Acquired	50.60%
Payments to Acquire Businesses, Net of Cash Acquired	$ 512
Business Acquisition, Share Price | € / shares					€ 155
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual		$ 68
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual		$ 2
Discount rate used to value In Process R&D	12.00%
Payments to Acquire in Process Research and Development	$ 7
Share-based Compensation Expense			$ 5
Acquisition of non-controlling interests			458
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities	7
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities	$ 104
Business Combination, Integration Related Costs			$ 14

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