Consolidated Statements of Operations (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Oct. 27, 2013	Oct. 28, 2012	Oct. 30, 2011
Income Statement [Abstract]
Net sales	$ 7,509	$ 8,719	$ 10,517
Cost of products sold	4,518	5,406	6,157
Gross margin	2,991	3,313	4,360
Operating expenses:
Research, development and engineering	1,320	1,237	1,118
Marketing and selling	433	481	432
General and administrative	469	595	469
Impairment of goodwill and intangible assets	278	421	0
Restructuring charges and asset impairments	63	168	(30)
Gain on sale of facilities, net	(4)	0	(27)
Total operating expenses	2,559	2,902	1,962
Income from operations	432	411	2,398
Impairment of strategic investments	6	17	3
Interest expense	95	95	59
Interest and other income, net	19	17	42
Income before income taxes	350	316	2,378
Provision for income taxes	94	207	452
Net income	$ 256	$ 109	$ 1,926
Earnings per share:
Basic (in dollars per share)	$ 0.21	$ 0.09	$ 1.46
Diluted (in dollars per share)	$ 0.21	$ 0.09	$ 1.45
Weighted average number of shares:
Basic (in shares)	1,202	1,266	1,319
Diluted (in shares)	1,219	1,277	1,330