INVESTMENTS (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2023
Long-Term Investments [Abstract]
Equity investments - without readily determinable fair value	$ 55	$ 101
Other investments - with readily determinable fair value	37	31
Trading securities	41	43
Long-term investments	133	175
Equity Securities, FV-NI [Abstract]
Net gain (loss) on equity securities	(36)	6	$ (41)
Net gain (loss) on equity securities sold during the period	5	0	(15)
Unrealized gain (loss) on equity securities	(41)	6	(26)
Equity Securities, FV-NI, Unrealized Loss	(39)
Unrealized gain on non-marketable equity securities		1
Trading, Unrealized Gain (Loss)	6	10	2
Impairments in non-marketable securities without readily determinable fair value	$ 15	$ 11	$ 0