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Revenue (Narrative) (Details) - USD ($)
3 Months Ended 6 Months Ended
Aug. 03, 2019
Aug. 04, 2018
Aug. 03, 2019
Aug. 04, 2018
Feb. 02, 2019
Revenue From Contract With Customer [Abstract]          
Refund liabilities $ 600,000   $ 600,000    
Return assets         $ 410,000
Contract liabilities associated with unredeemed gift cards 1,200,000 $ 1,300,000 1,200,000 $ 1,300,000 1,600,000
Breakage revenue 30,000 39,000 63,000 77,000  
Contract liabilities associated with loyalty rewards 352,000 308,000 352,000 308,000 $ 245,000
Deferred revenue $ 448,000 $ 407,000 $ 854,000 $ 585,000