NET INCOME PER SHARE (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2019
Earnings Per Share [Abstract]
Net income	$ 894	$ 627	$ 621
Basic weighted-average shares	185	187	188
Potential common shares — stock options and other employee stock plans	2	2	3
Diluted weighted-average shares	187	189	191
Net income per share - basic	$ 4.84	$ 3.35	$ 3.31
Net income per share - diluted	$ 4.78	$ 3.31	$ 3.25