Industry Segment Operations - Reconciliations of Total Segment (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 26, 2020	Jul. 28, 2019	Jul. 26, 2020	Jul. 28, 2019
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Unallocated net sales	$ 4,395	$ 3,562	$ 12,514	$ 10,854
Share-based compensation	(70)	(67)	(234)	(197)
Total	1,108	802	3,082	2,486
Corporate and Other
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Unallocated net sales	20	19	46	58
Unallocated cost of products sold and expenses	(156)	(63)	(388)	(223)
Share-based compensation	(70)	(67)	(234)	(197)
Total	$ (206)	$ (111)	$ (576)	$ (362)