Industry Segment Operations (Net Sales and Operating Income (Loss)) (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 29, 2017	Jan. 31, 2016
Net sales and operating income (loss) for each reportable segment
Net sales	$ 3,278	$ 2,257
Operating Income (Loss)	807	354
Corporate and Other
Net sales and operating income (loss) for each reportable segment
Net sales	30	24
Operating Income (Loss)	(176)	(108)
Semiconductor Systems | Operating Segments
Net sales and operating income (loss) for each reportable segment
Net sales	2,150	1,373
Operating Income (Loss)	690	265
Applied Global Services | Operating Segments
Net sales and operating income (loss) for each reportable segment
Net sales	676	606
Operating Income (Loss)	178	149
Display and Adjacent Markets | Operating Segments
Net sales and operating income (loss) for each reportable segment
Net sales	422	254
Operating Income (Loss)	$ 115	$ 48