Industry Segment Operations (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 27, 2014	Jul. 28, 2013	Jul. 27, 2014	Jul. 28, 2013
Net sales and operating income (loss) for each reportable segment
Net Sales	$ 2,265	$ 1,975	$ 6,808	$ 5,521
Operating Income (Loss)	391	250	1,108	221
Operating Segments [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	2,265	1,975	6,808	5,521
Operating Income (Loss)	584	366	1,608	636
Operating Segments [Member] | Silicon Systems Group [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	1,476	1,272	4,544	3,532
Operating Income (Loss)	381	246	1,086	663
Operating Segments [Member] | Applied Global Services [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	567	497	1,608	1,485
Operating Income (Loss)	154	114	427	321
Operating Segments [Member] | Display [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	119	161	425	375
Operating Income (Loss)	25	33	77	55
Operating Segments [Member] | Energy and Environmental Solutions [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	103	45	231	129
Operating Income (Loss)	$ 24	$ (27)	$ 18	$ (403)