Industry Segment Operations (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jan. 27, 2013	Jan. 29, 2012
Net sales and operating income (loss) for each reportable segment
Net Sales	$ 1,573	$ 2,189
Operating Income (Loss)	39	179
Silicon Systems Group [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	969	1,344
Operating Income (Loss)	134	271
Applied Global Services [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	471	534
Operating Income (Loss)	89	107
Display [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	87	104
Operating Income (Loss)	3	5
Energy and Environmental Solutions [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	46	207
Operating Income (Loss)	(54)	(23)
Operating Segments [Member]
Net sales and operating income (loss) for each reportable segment
Net Sales	1,573	2,189
Operating Income (Loss)	$ 172	$ 360