Summary of Significant Accounting Policies (Schedule Of Allowance For Sales Returns) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 30, 2016	Jan. 31, 2015	Feb. 01, 2014
Allowance for Sales Returns [Roll Forward]
Beginning Balance	$ 8,594	$ 7,431	$ 7,165
Additions	737,727	717,040	699,835
Returns	(738,366)	(715,877)	(699,569)
Ending Balance	$ 7,955	$ 8,594	$ 7,431