Industry Segment Operations - Schedule of Segment Reporting (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 26, 2025	Jan. 28, 2024
Segment Reporting Information [Line Items]
Net revenue	$ 7,166	$ 6,707
Operating Income (Loss)	2,175	1,967
Corporate and Other
Segment Reporting Information [Line Items]
Net revenue	33	78
Operating Income (Loss)	(272)	(219)
Semiconductor Systems | Operating Segments
Segment Reporting Information [Line Items]
Net revenue	5,356	4,909
Operating Income (Loss)	1,986	1,744
Applied Global Services | Operating Segments
Segment Reporting Information [Line Items]
Net revenue	1,594	1,476
Operating Income (Loss)	447	417
Display | Operating Segments
Segment Reporting Information [Line Items]
Net revenue	183	244
Operating Income (Loss)	$ 14	$ 25