Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 29, 2017	Apr. 30, 2016	Apr. 29, 2017	Apr. 30, 2016
Earnings per share
Net income	$ 93,564	$ 170,573	$ 310,693	$ 335,077
Less: income allocated to participating securities	0	0	82	0
Net income allocated to common stockholders	$ 93,564	$ 170,573	$ 310,611	$ 335,077
Basic shares:
Weighted-average shares outstanding (in shares)	341,316	308,790	325,051	309,978
Earnings per share basic:
Earnings per share, basic (in dollars per share)	$ 0.27	$ 0.55	$ 0.96	$ 1.08
Diluted shares:
Weighted-average shares outstanding (in shares)	341,316	308,790	325,051	309,978
Assumed exercise of common stock equivalents (in shares)	4,338	3,460	4,314	3,543
Weighted-average common and common equivalent shares (in shares)	345,654	312,250	329,365	313,521
Earnings per share diluted:
Earnings per share, diluted (in dollars per share)	$ 0.27	$ 0.55	$ 0.94	$ 1.07
Anti-dilutive shares related to:
Outstanding stock options (in shares)	1,580	4,131	823	3,364