Industry Segment Operations - Schedule of Segment Reporting (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 27, 2024	Oct. 29, 2023	Oct. 30, 2022
Segment Reporting Information [Line Items]
Net revenue	$ 27,176	$ 26,517	$ 25,785
Operating Income (Loss)	7,867	7,654	7,788
Deprecation/Amortization	392	515	444
Capital Expenditures	1,190	1,106	787
Accounts Receivable	5,234	5,165	6,068
Inventories	5,421	5,725	5,932
Operating Segments | Semiconductor Systems
Segment Reporting Information [Line Items]
Net revenue	19,911	19,698	18,797
Operating Income (Loss)	6,981	6,879	6,790
Deprecation/Amortization	168	235	203
Capital Expenditures	425	381	249
Accounts Receivable	3,816	3,943	4,924
Inventories	2,988	3,433	3,995
Operating Segments | Applied Global Services
Segment Reporting Information [Line Items]
Net revenue	6,225	5,732	5,543
Operating Income (Loss)	1,812	1,529	1,555
Deprecation/Amortization	22	31	31
Capital Expenditures	35	39	38
Accounts Receivable	1,297	1,111	997
Inventories	2,306	2,073	1,788
Operating Segments | Display
Segment Reporting Information [Line Items]
Net revenue	885	868	1,331
Operating Income (Loss)	51	114	243
Deprecation/Amortization	12	19	31
Capital Expenditures	29	13	30
Accounts Receivable	197	184	148
Inventories	113	200	129
Corporate and Other
Segment Reporting Information [Line Items]
Net revenue	155	219	114
Operating Income (Loss)	(977)	(868)	(800)
Deprecation/Amortization	190	230	179
Capital Expenditures	701	673	470
Accounts Receivable	(76)	(73)	(1)
Inventories	$ 14	$ 19	$ 20