DERIVATIVES, Effect of derivative instruments on Consolidated Statement of Operations (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024
Derivative [Line Items]
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months			$ 14
Other Nonoperating Income (Expense)
Derivative [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	$ (12)	$ 8	43	$ (12)
Designated as Hedging Instruments | Cash Flow Hedging | Foreign Exchange Contracts
Derivative [Line Items]
Fair Value, Asset (Liability), Recurring Basis, Still Held, Unrealized Gain (Loss), OCI	5	0	2	1
Designated as Hedging Instruments | Cash Flow Hedging | Foreign Exchange Contracts | Cost of products and services
Derivative [Line Items]
Gain (loss) reclassified from accumulated other comprehensive income (loss) into earnings:	(3)	3	1	9
Gain (loss) excluded from effectiveness testing recognized in earnings based on amortization approach:	1	0	3	3
Designated as Hedging Instruments | Cash Flow Hedging | Foreign Exchange Contracts | Selling, general and administrative
Derivative [Line Items]
Gain (loss) reclassified from accumulated other comprehensive income (loss) into earnings:	2	0	2	(1)
Gain (loss) excluded from effectiveness testing recognized in earnings based on amortization approach:	(1)	(1)	(1)	(1)
Designated as Hedging Instruments | Cash Flow Hedging | Foreign Exchange Contracts | Interest Expense
Derivative [Line Items]
Gain (loss) reclassified from accumulated other comprehensive income (loss) into earnings:	$ 3	$ 0	$ 8	$ 0