Consolidated Condensed Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 26, 2015	Jul. 27, 2014	Jul. 26, 2015	Jul. 27, 2014
Statement of Comprehensive Income [Abstract]
Net income	$ 329	$ 301	$ 1,041	$ 816
Other comprehensive income (loss), net of tax:
Change in unrealized net gain on investments	1	(1)	(3)	(1)
Change in unrealized net loss on derivative investments	(5)	0	(5)	(2)
Change in defined and postretirement benefit plans	0	0	(43)	0
Change in cumulative translation adjustments	11	0	9	(1)
Other comprehensive income (loss), net of tax	7	(1)	(42)	(4)
Comprehensive income	$ 336	$ 300	$ 999	$ 812