Supplementary Financial Information - Other Current Liabilities (Details) - USD ($) $ in Millions	Jul. 31, 2023	Oct. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Sales and marketing programs	$ 3,031	$ 2,984
Deferred revenue	1,379	1,393
Other accrued taxes	1,014	1,064
Employee compensation and benefit	905	954
Warranty	$ 584	$ 619
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Other accrued liabilities	Other accrued liabilities
Operating lease liabilities	$ 439	$ 405
Tax liability	366	286
Other	2,906	2,963
Other accrued liabilities	$ 10,624	$ 10,668