Balance Sheet Detail - Property, Plant and Equipment (Details) - USD ($) $ in Millions	Jan. 26, 2025	Oct. 27, 2024
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 7,410	$ 7,109
Accumulated depreciation	(3,847)	(3,770)
Net property, plant and equipment	3,563	3,339
Land and improvements
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	493	492
Buildings and improvements
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 2,406	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	$ 2,632	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	$ 796	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	$ 1,083	$ 898