Industry Segment Operations (Net Sales and Operating Income (Loss)) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2016	Jul. 26, 2015	Jul. 31, 2016	Jul. 26, 2015
Net sales and operating income (loss) for each reportable segment
Net sales	$ 2,821	$ 2,490	$ 7,528	$ 7,291
Operating Income (Loss)	596	396	1,375	1,270
Corporate and Other [Member]
Net sales and operating income (loss) for each reportable segment
Net sales	65	24	132	105
Operating Income (Loss)	(153)	(212)	(396)	(455)
Applied Global Services [Member] | Operating Segments [Member]
Net sales and operating income (loss) for each reportable segment
Net sales	657	646	1,896	1,836
Operating Income (Loss)	175	162	489	470
Display and Adjacent Markets [Member] | Operating Segments [Member]
Net sales and operating income (loss) for each reportable segment
Net sales	313	185	754	709
Operating Income (Loss)	63	35	142	163
Semiconductor Systems [Member] | Operating Segments [Member]
Net sales and operating income (loss) for each reportable segment
Net sales	1,786	1,635	4,746	4,641
Operating Income (Loss)	$ 511	$ 411	$ 1,140	$ 1,092