Supplementary Financial Information - Schedule of Property, Plant and Equipment, Net (Details) - USD ($) $ in Millions	Apr. 30, 2025	Oct. 31, 2024
Property, Plant and Equipment, Net
Property, plant and equipment, gross	$ 8,306	$ 7,992
Accumulated depreciation	(5,355)	(5,078)
Property, plant and equipment, net	2,951	2,914
Land, buildings and leasehold improvements
Property, Plant and Equipment, Net
Property, plant and equipment, gross	2,560	2,527
Machinery and equipment, including equipment held for lease
Property, Plant and Equipment, Net
Property, plant and equipment, gross	$ 5,746	$ 5,465