Consolidated Condensed Statements of Comprehensive Income (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 29, 2012	Jul. 31, 2011	Jul. 29, 2012	Jul. 31, 2011
Statement of Income and Comprehensive Income [Abstract]
Net income	$ 218	$ 476	$ 624	$ 1,471
Other comprehensive income, net of tax:
Change in unrealized net gain (loss) on investments	(9)	(1)	(6)	(2)
Change in unrealized net gain (loss) on derivative investments	(4)	(6)	(4)	(4)
Change in defined benefit plan liability	0	0	0	(1)
Change in cumulative translation adjustments	1	1	(1)	1
Other comprehensive income (loss)	(12)	(6)	(11)	(6)
Comprehensive income	$ 206	$ 470	$ 613	$ 1,465