REVENUE - Contract Assets and Liability (Details) - USD ($) $ in Millions	9 Months Ended
Jul. 31, 2025	Jul. 31, 2024	Oct. 31, 2024
Contract Asset
Contract Assets (Unbilled Accounts Receivable)	$ 294		$ 247
Contract Liability
Contract liability ending balance as of October 31, 2024	701
Net revenue deferred in the period	506
Revenue recognized that was included in the contract liability balance at the beginning of the period	(429)	$ (422)
Change in deferrals from customer cash advances, net of revenue recognized	13
Currency Translation and Other Adjustment	9
Contract liability ending balance as of July 31, 2025	$ 800

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