Industry Segment Operations - Reconciliations of Total Segment (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Apr. 26, 2020	Apr. 28, 2019	Apr. 26, 2020	Apr. 28, 2019
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Unallocated net sales	$ 3,957	$ 3,539	$ 8,119	$ 7,292
Share-based compensation	(71)	(65)	(164)	(130)
Total	932	776	1,974	1,684
Corporate and Other
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Unallocated net sales	7	23	26	39
Unallocated cost of products sold and expenses	(117)	(86)	(232)	(160)
Share-based compensation	(71)	(65)	(164)	(130)
Total	$ (181)	$ (128)	$ (370)	$ (251)

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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