Goodwill, Purchased Technology and Other Intangible Assets (Details 5) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 28, 2012
Future estimated amortization expense
Future estimated amortization expense, 2013	$ 214
Future estimated amortization expense, 2014	198
Future estimated amortization expense, 2015	184
Future estimated amortization expense, 2016	175
Future estimated amortization expense, 2017	171
Future estimated amortization expense, Thereafter	271
Total	$ 1,213