Industry Segment Operations - Schedule of Segment Reporting (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 27, 2025	Jul. 28, 2024	Jul. 27, 2025	Jul. 28, 2024
Segment Reporting Information [Line Items]
Net revenue	$ 7,302	$ 6,778	$ 21,568	$ 20,131
Operating Income (Loss)	2,233	1,942	6,577	5,821
Operating Segments | Semiconductor Systems
Segment Reporting Information [Line Items]
Net revenue	5,427	4,924	16,038	14,734
Operating Income (Loss)	1,966	1,712	5,852	5,157
Operating Segments | Applied Global Services
Segment Reporting Information [Line Items]
Net revenue	1,600	1,580	4,760	4,586
Operating Income (Loss)	445	467	1,338	1,320
Operating Segments | Display
Segment Reporting Information [Line Items]
Net revenue	263	251	705	674
Operating Income (Loss)	62	16	144	46
Corporate and Other
Segment Reporting Information [Line Items]
Net revenue	12	23	65	137
Operating Income (Loss)	$ (240)	$ (253)	$ (757)	$ (702)