Goodwill, Purchased Technology and Other Intangible Assets (Details 3) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 27, 2013	Oct. 28, 2012	Oct. 30, 2011
Finite-Lived Intangible Assets [Line Items]
Amortization expense	$ 199	$ 224	$ 52
Silicon Systems Group [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization expense	172	183	13
Applied Global Services [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization expense	5	9	7
Display [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization expense	6	7	8
Energy and Environmental Solutions [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization expense	$ 16	$ 25	$ 24