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Valuation and Qualifying Accounts (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 28, 2017
Jan. 30, 2016
Jan. 31, 2015
Allowance for Inventory Shrinkage      
Changes in the allowance for inventory shrinkage      
Balance at the beginning of the period $ 2,584 $ 2,646 $ 2,568
Additions charged to costs and expenses 9,351 7,873 8,365
Deductions (8,836) (7,935) (8,287)
Balance at the end of the period 3,099 2,584 2,646
Allowance for Deferred Tax Assets      
Changes in the allowance for inventory shrinkage      
Balance at the beginning of the period 1,272 1,272 1,169
Additions charged to costs and expenses     103
Balance at the end of the period $ 1,272 $ 1,272 $ 1,272