Stockholders' Equity, Comprehensive Income and Share-Based Compensation (Stock Repurchases) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Oct. 30, 2016	Oct. 25, 2015	Oct. 26, 2014
Equity [Abstract]
Shares of common stock repurchased (in shares)	96	76	0
Cost of stock repurchased	$ 1,892	$ 1,325	$ 0
Average price paid per share (in dollars per share)	$ 19.82	$ 17.33	$ 0.00