Quarterly Results Of Operations (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Oct. 26, 2012	Jul. 27, 2012	Apr. 27, 2012	Jan. 27, 2012	Oct. 28, 2011	Jul. 29, 2011	Apr. 29, 2011	Jan. 28, 2011	Oct. 26, 2012	Oct. 28, 2011	Oct. 29, 2010
Quarterly Results Of Operations [Abstract]
Net Sales	$ 1,024,284	$ 1,078,348	$ 1,032,572	$ 885,647	$ 1,047,339	$ 1,070,482	$ 992,729	$ 842,404	$ 4,020,851	$ 3,952,954	$ 3,226,687
Gross Profit	340,998	363,950	355,440	293,316	333,048	324,337	315,510	258,913	1,353,704	1,231,808	1,071,678
Net Income (Loss)	$ 73,769	$ 86,406	$ 76,540	$ 55,782	$ (295,723)	$ 67,387	$ 56,308	$ 33,427	$ 292,497	$ (138,601)	$ 222,056
Net Income (Loss) per Share - Basic	$ 0.82	$ 0.95	$ 0.83	$ 0.60	$ (3.18)	$ 0.72	$ 0.60	$ 0.35	$ 3.20	$ (1.47)	$ 2.25
Net Income (Loss) per Share - Diluted	$ 0.79	$ 0.92	$ 0.80	$ 0.58	$ (3.18)	$ 0.70	$ 0.58	$ 0.34	$ 3.10	$ (1.47)	$ 2.20
Impairment of goodwill and intangible assets, per share					$ 3.82					$ 3.75
Restructuring costs per share	$ 0.07	$ 0.05	$ 0.04	$ 0.04	$ 0.13	$ 0.10	$ 0.01
Aquisition-related charges, per share							$ 0.05	$ 0.05