Taxes on Earnings - Schedule of Domestic and Foreign Components of Earnings (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2021
Domestic and foreign components of earnings (loss) before taxes
U.S.	$ 650	$ 1,406	$ 4,724
Non-U.S.	2,287	2,918	2,844
Earnings before taxes	$ 2,937	$ 4,324	$ 7,568