Taxes on Earnings - Schedule of Domestic and Foreign Components of Earnings (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2023
Domestic and foreign components of earnings (loss) before taxes
U.S.	$ 107	$ 537	$ 650
Non-U.S.	2,561	2,742	2,287
Earnings before taxes	$ 2,668	$ 3,279	$ 2,937