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Divestiture of MW Cleaners (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
May 05, 2018
Aug. 04, 2018
Feb. 02, 2019
Feb. 28, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Proceeds from divestiture of business   $ 17,755    
Disposed of by sale | MW Cleaners business        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Consideration       $ 18,000
Proceeds from divestiture of business $ 17,700      
Loss on divestiture     $ (3,800)  
Retail Segment | Disposed of by sale | MW Cleaners business | Selling, general and administrative expenses        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Loss on divestiture $ (3,600)