Goodwill, Purchased Technology and Other Intangible Assets (Details 3) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 29, 2012	Jul. 31, 2011	Jul. 29, 2012	Jul. 31, 2011
Indefinite-lived Intangible Assets by Segment [Line Items]
Amortization expense	$ 54	$ 13	$ 170	$ 40
Silicon Systems Group [Member]
Indefinite-lived Intangible Assets by Segment [Line Items]
Amortization expense	45	3	138	10
Applied Global Services [Member]
Indefinite-lived Intangible Assets by Segment [Line Items]
Amortization expense	1	2	8	6
Display [Member]
Indefinite-lived Intangible Assets by Segment [Line Items]
Amortization expense	2	2	5	6
Energy and Environmental Solutions [Member]
Indefinite-lived Intangible Assets by Segment [Line Items]
Amortization expense	$ 6	$ 6	$ 19	$ 18