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
	Jan. 31, 2015		Nov. 01, 2014		Aug. 02, 2014		May 03, 2014		Feb. 01, 2014		Nov. 02, 2013		Aug. 03, 2013		May 04, 2013		Jan. 31, 2015	Feb. 01, 2014	Feb. 02, 2013
Accounting Policies [Abstract]
Basic (in shares)																	206,777	212,881	219,130
Basic (in dollars per share)	$ 1.21	[1]	$ 0.94	[1]	$ 1.15	[1]	$ 1.17	[1]	$ 1.04	[1]	$ 0.81	[1]	$ 1.00	[1]	$ 1.09	[1]	$ 4.47	$ 3.93	$ 3.59
Effect of dilutive common stock equivalents (in share)																	2,262	2,924	3,654
Effect of dilutive common stock equivalents (in dollars per share)																	$ (0.05)	$ (0.05)	$ (0.06)
Diluted (in shares)																	209,039	215,805	222,784
Diluted (in dollars per share)	$ 1.20	[1]	$ 0.93	[1]	$ 1.14	[1]	$ 1.15	[1]	$ 1.02	[1]	$ 0.80	[1]	$ 0.98	[1]	$ 1.07	[1]	$ 4.42	$ 3.88	$ 3.53

[1] EPS is computed independently for each of the quarters presented. The sum of the quarters may not equal the total year amount due to the impact of changes in average quarterly shares outstanding.