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Intangible Assets - Weighted Average Period (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Nov. 03, 2018
Oct. 28, 2017
Nov. 03, 2018
Oct. 28, 2017
Acquired Finite-Lived Intangible Assets [Line Items]        
Amortization of Intangible Assets $ 200 $ 200 $ 700 $ 600
Trademarks        
Acquired Finite-Lived Intangible Assets [Line Items]        
Residual values $ 0   $ 0  
Weighted-average amortization period     10 years