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INVESTMENTS (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2022	Oct. 31, 2021	Oct. 31, 2020
Long-Term [Abstract]
Equity investments - with readily determinable fair value	$ 0	$ 91
Equity investments - without readily determinable fair value	141	120
Equity investments - with readily determinable fair value	23	31
Trading securities	31	34
Long-term investments	195	185
Amounts included in other income (expense), net [Abstract]
Net (gain) loss on equity securities	(67)	98	$ 27
Net gain on equity securities sold during the period	11	6	0
Net unrealized gains on our equity securities with RDFV	(78)	92	27
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount	6	17	27
Trading, Unrealized Gain (Loss)	(7)	8	2
Other than Temporary Impairment Losses, Investments	$ 0	$ 0	$ 0

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Gain (Loss) on Investments, Marketable Securities [Abstract]

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Amount of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in net income (trading).

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as noncurrent.

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The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.

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