Industry Segment Operations - Schedule of Goodwill by Reportable Segment (Details) - USD ($) $ in Millions	Jan. 26, 2025	Oct. 27, 2024
Segment Reporting Information [Line Items]
Goodwill	$ 3,768	$ 3,732
Operating Segments \| Semiconductor Systems
Segment Reporting Information [Line Items]
Goodwill	2,496	2,460
Operating Segments \| Applied Global Services
Segment Reporting Information [Line Items]
Goodwill	1,032	1,032
Operating Segments \| Display
Segment Reporting Information [Line Items]
Goodwill	199	199
Corporate and Other
Segment Reporting Information [Line Items]
Goodwill	$ 41	$ 41

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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+ Details