SEGMENT INFORMATION Reconciliation of Reportable Results (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2025	Apr. 30, 2024
Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Abstract]
Operating Income (Loss)	$ 207	$ 177	$ 425	$ 398
Share-based Payment Arrangement, Expensed and Capitalized, Amount	(37)	(36)	(99)	(86)
Amortization of acquisition-related balances	(34)	(37)	(67)	(75)
Acquisition and integration costs	(39)	(19)	(67)	(36)
Restructuring and other	(11)	(25)	(24)	(54)
Income from operations	207	177	425	398
Interest income	21	18	40	41
Interest Expense	20	20	40	40
Other Nonoperating Gains (Losses)	112	0	94	5
Income before taxes	320	175	519	404
Total segments
Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Abstract]
Operating Income (Loss)	328	294	682	649
Income from operations	$ 328	$ 294	$ 682	$ 649