Goodwill, Purchased Technology and Other Intangible Assets (Details 3) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 28, 2012	Oct. 30, 2011	Oct. 31, 2010
Indefinite-lived Intangible Assets by Segment [Line Items]
Amortization expense	$ 224	$ 52	$ 82
Silicon Systems Group [Member]
Indefinite-lived Intangible Assets by Segment [Line Items]
Amortization expense	183	13	21
Applied Global Services [Member]
Indefinite-lived Intangible Assets by Segment [Line Items]
Amortization expense	9	7	9
Display [Member]
Indefinite-lived Intangible Assets by Segment [Line Items]
Amortization expense	7	8	8
Energy and Environmental Solutions [Member]
Indefinite-lived Intangible Assets by Segment [Line Items]
Amortization expense	$ 25	$ 24	$ 44