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Revenues (Schedule of Contract Balances) (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Nov. 03, 2018
Feb. 03, 2018
Revenue from Contract with Customer [Abstract]    
Customer allowances and discounts $ 23,835 $ 20,259
Rewards program liability 16,299 8,130
Returns reserve 15,373 8,332
Gift card liability $ 4,169 $ 5,509