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Note 1 - Basis of Presentation (Details Textual)
3 Months Ended 6 Months Ended
Aug. 01, 2020
USD ($)
Aug. 03, 2019
USD ($)
Aug. 01, 2020
USD ($)
Aug. 03, 2019
USD ($)
Aug. 25, 2020
USD ($)
Feb. 01, 2020
USD ($)
Asset Impairment Charges, Total   $ 0 $ 6,882,000 $ 0    
Impairment of Leasehold       5,900,000    
Retained Earnings (Accumulated Deficit), Ending Balance $ (5,188,000) 29,637,000 (5,188,000) 29,637,000   $ 29,925,000
Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-02 [Member]            
Retained Earnings (Accumulated Deficit), Ending Balance   $ 5,900,000   $ 5,900,000    
COVID-19 Pandemic [Member]            
Asset Impairment Charges, Total 2,100,000   6,900,000      
Impairment of Leasehold 1,200,000   3,600,000      
Impairment of Long-Lived Assets Held-for-use 900,000   3,300,000      
COVID-19 Pandemic [Member] | Selling, General and Administrative Expenses [Member]            
Salary and Wages, Reversal of Expense $ 1,500,000   $ 3,000,000.0      
PNC Bank [Member] | Revolving Credit Facility [Member] | Subsequent Event [Member]            
Line of Credit Facility, Maximum Borrowing Capacity         $ 25,000,000  
Line of Credit Facility, Maximum Increase in Borrowing Capacity         $ 25,000,000  
Africa, Asia, Australia, Mexico, the Middle East and South America [Member]            
Number of Stores 62   62