Shareholders' Equity (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended		21 Months Ended
	Aug. 01, 2014	Jul. 31, 2015	Aug. 01, 2014	May. 01, 2015	Aug. 01, 2013
Equity [Abstract]
Value of shares authorized to be repurchased					$ 1,000,000
Purchase of treasury stock (in shares)	1,091,602	954,580	3,488,312	9,771,605
Purchase of treasury stock	$ 64,800			$ 533,400
Treasury stock purchased		$ (50,000)	$ (194,336)
Remaining shares available under repurchase program		$ 466,600