Supplementary Financial Information - Schedule of Property, Plant and Equipment, Net (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2023
Property, Plant and Equipment, Net
Property, plant and equipment, gross	$ 8,486	$ 7,992
Accumulated depreciation	(5,437)	(5,078)
Property, plant and equipment, net	3,049	2,914
Depreciation expense	523	501	$ 491
Land, buildings and leasehold improvements
Property, Plant and Equipment, Net
Property, plant and equipment, gross	2,619	2,527
Machinery and equipment, including equipment held for lease
Property, Plant and Equipment, Net
Property, plant and equipment, gross	$ 5,867	$ 5,465