Industry Segment Operations (Net Sales and Operating Income (Loss)) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 29, 2018	Jul. 30, 2017	Jul. 29, 2018	Jul. 30, 2017
Net sales and operating income (loss) for each reportable segment
Net Sales	$ 4,468	$ 3,744	$ 13,239	$ 10,568
Operating Income (Loss)	1,257	1,023	3,780	2,770
Corporate and Other
Net sales and operating income (loss) for each reportable segment
Operating Income (Loss)	(168)	(155)	(506)	(477)
Semiconductor Systems | Operating Segments
Net sales and operating income (loss) for each reportable segment
Net Sales	2,748	2,532	8,594	7,086
Operating Income (Loss)	930	874	2,996	2,372
Applied Global Services | Operating Segments
Net sales and operating income (loss) for each reportable segment
Net Sales	954	786	2,777	2,186
Operating Income (Loss)	281	213	813	585
Display and Adjacent Markets | Operating Segments
Net sales and operating income (loss) for each reportable segment
Net Sales	741	410	1,796	1,223
Operating Income (Loss)	$ 214	$ 91	$ 477	$ 290