Stockholders' Equity, Comprehensive Income and Share-Based Compensation (Stock Repurchase Program) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended	6 Months Ended
	May. 01, 2016	May. 01, 2016
Equity [Abstract]
Shares of common stock repurchased	45.1	80.5
Cost of stock repurchased	$ 900	$ 1,525
Average price paid per share (in dollars per share)	$ 19.93	$ 18.92