Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 27, 2013	Oct. 28, 2012	Oct. 30, 2011
Statement of Comprehensive Income [Abstract]
Net income	$ 256	$ 109	$ 1,926
Other comprehensive income (loss), net of tax [Abstract]
Change in unrealized net gain on investments	9	(1)	(8)
Change in unrealized net gain on derivative investments	1	1	(4)
Change in defined benefit plan liability	18	(65)	14
Change in cumulative translation adjustments	(5)	(2)	2
Other comprehensive income (loss), net of tax	23	(67)	4
Comprehensive income	$ 279	$ 42	$ 1,930