Income Taxes (Schedule Of Income Tax Provision) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jan. 28, 2012	Jan. 29, 2011	Jan. 30, 2010
Income Taxes [Abstract]
Current, Federal	$ 52,245	$ 29,809	$ 30,555
Current, State	11,366	1,106	3,998
Deferred, Federal	17,991	28,623	5,451
Deferred, State	1,498	3,862	196
Total income tax provision	$ 83,100	$ 63,400	$ 40,200