Balance Sheet Detail - Property, Plant and Equipment (Details) - USD ($) $ in Millions	Jul. 27, 2025	Oct. 27, 2024
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 8,111	$ 7,109
Accumulated depreciation	(3,987)	(3,770)
Net property, plant and equipment	4,124	3,339
Land and improvements
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	537	492
Buildings and improvements
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 2,662	2,359
Buildings and improvements | Minimum
Property, Plant and Equipment [Line Items]
Useful Life	3 years
Buildings and improvements | Maximum
Property, Plant and Equipment [Line Items]
Useful Life	30 years
Demonstration and manufacturing equipment
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 2,766	2,578
Demonstration and manufacturing equipment | Minimum
Property, Plant and Equipment [Line Items]
Useful Life	5 years
Demonstration and manufacturing equipment | Maximum
Property, Plant and Equipment [Line Items]
Useful Life	8 years
Furniture, fixtures and other equipment
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 830	782
Furniture, fixtures and other equipment | Minimum
Property, Plant and Equipment [Line Items]
Useful Life	3 years
Furniture, fixtures and other equipment | Maximum
Property, Plant and Equipment [Line Items]
Useful Life	5 years
Construction in progress
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 1,316	$ 898