Share-Based Compensation (Schedule Of Stock Option Activity Under Plan) (Details) - $ / shares		12 Months Ended
		Jan. 28, 2017	Jan. 30, 2016	Jan. 31, 2015	Feb. 01, 2014
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Stock Option Maximum Term		10 years
Stock option vesting period		4 years
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Options outstanding, Balance (shares)	[1]	1,088,674	1,160,934	1,304,620
Options outstanding, Granted (shares)		51,611	116,894	253,973
Options outstanding, Forfeited (shares)		(47,881)	(73,790)	(169,850)
Options outstanding, Cancelled (shares)				(20,000)
Options outstanding, Exercised (shares)		(225,767)	(115,364)	(207,809)
Options outstanding, Balance (shares)	[1]	866,637	1,088,674	1,160,934	1,304,620
Options outstanding, Exercisable (shares)		529,182
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]
Weighted average exercise price, Balance (dollars per share)	[1]	$ 26.31	$ 24.80	$ 20.90
Weighted average exercise price, Granted (dollars per share)		39.30	28.58	36.18
Weighted average exercise price, Forfeited (dollars per share)		36.18	34.93	31.75
Weighted average exercise price, Cancelled (dollars per share)				39.41
Weighted average exercise price, Exercised (dollars per share)		14.55	7.90	7.11
Weighted average exercise price, Balance (dollars per share)	[1]	29.60	$ 26.31	$ 24.80	$ 20.90
Weighted average exercise price, Exercisable (dollars per share)		$ 26.46
Weighted average remaining contractual term	[1]	6 years 8 months	7 years 6 months	8 years	8 years 6 months 1 day
Weighted average remaining contractual term, Exercisable		6 years 5 months

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