Summary Of Significant Accounting Policies (Schedule Of Basic And Diluted EPS) (Details) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended																12 Months Ended
	Feb. 02, 2013		Oct. 27, 2012		Jul. 28, 2012		Apr. 28, 2012		Jan. 28, 2012		Oct. 29, 2011		Jul. 30, 2011		Apr. 30, 2011		Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Accounting Policies [Abstract]
Basic EPS, Shares																	219,130	225,915	235,641
Basic EPS, Amount	$ 1.09	[1],[2]	$ 0.73	[1]	$ 0.83	[1]	$ 0.94	[1]	$ 0.86	[1],[3]	$ 0.64	[1],[3]	$ 0.65	[1],[3]	$ 0.75	[1],[3]	$ 3.59	$ 2.91	$ 2.35
Effect of dilutive common stock equivalents, Shares																	3,654	4,067	4,164
Effect of dilutive common stock equivalents, Amount																	$ (0.06)	$ (0.05)	$ (0.04)
Diluted EPS, Shares																	222,784	229,982	239,805
Diluted EPS, Amount	$ 1.07	[1],[2]	$ 0.72	[1]	$ 0.81	[1]	$ 0.93	[1]	$ 0.85	[1],[3]	$ 0.63	[1],[3]	$ 0.64	[1],[3]	$ 0.74	[1],[3]	$ 3.53	$ 2.86	$ 2.31

[1] Quarterly EPS results may not equal full year amounts due to rounding.

[2] The quarter ended February 2, 2013 was a 14-week quarter; all other quarters preesnted were 13 weeks.

[3] All per share amounts have been adjusted for the two-for-one stock split effective December 15, 2011.