Goodwill, Purchased Technology and Other Intangible Assets (Details 4) (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 Category [Abstract]
Amortization expense	$ 54	$ 13	$ 170	$ 40
Cost of products sold [Member]
Indefinite Lived Intangible Assets By Category [Abstract]
Amortization expense	44	9	141	27
Research, development and engineering [Member]
Indefinite Lived Intangible Assets By Category [Abstract]
Amortization expense	0	0	1	0
Selling, general and administrative [Member]
Indefinite Lived Intangible Assets By Category [Abstract]
Amortization expense	$ 10	$ 4	$ 28	$ 13