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Summary of Significant Accounting Policies (Schedule Of Allowance For Sales Returns) (Details) - USD ($)
$ in Thousands
12 Months Ended
Feb. 03, 2018
Jan. 28, 2017
Jan. 30, 2016
Allowance for Sales Returns [Roll Forward]      
Beginning Balance $ 8,406 $ 7,955 $ 8,594
Additions 784,076 761,350 737,727
Returns (782,580) (760,899) (738,366)
Ending Balance $ 9,902 $ 8,406 $ 7,955