Goodwill, Purchased Technology and Other Intangible Assets (Details 3) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Apr. 27, 2014	Apr. 28, 2013	Apr. 27, 2014	Apr. 28, 2013
Finite-Lived Intangible Assets [Line Items]
Amortization expense	$ 45	$ 54	$ 91	$ 107
Silicon Systems Group [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization expense	42	44	84	88
Applied Global Services [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization expense	2	1	3	2
Display [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization expense	0	2	1	4
Energy and Environmental Solutions [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization expense	$ 1	$ 7	$ 3	$ 13