Industry Segment Operations (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Apr. 27, 2014	Apr. 28, 2013	Apr. 27, 2014	Apr. 28, 2013
Net sales and operating income (loss) for each reportable segment
Net Sales	$ 2,353	$ 1,973	$ 4,543	$ 3,546
Operating Income (Loss)	387	(68)	717	(29)
Operating Segments [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	2,353	1,973	4,543	3,546
Operating Income (Loss)	570	98	1,024	270
Operating Segments [Member] | Silicon Systems Group [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	1,584	1,291	3,068	2,260
Operating Income (Loss)	391	283	705	417
Operating Segments [Member] | Applied Global Services [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	534	517	1,041	988
Operating Income (Loss)	148	118	273	207
Operating Segments [Member] | Display [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	147	127	306	214
Operating Income (Loss)	26	19	52	22
Operating Segments [Member] | Energy and Environmental Solutions [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	88	38	128	84
Operating Income (Loss)	$ 5	$ (322)	$ (6)	$ (376)