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Note 8 - Income Taxes (Details Textual) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Feb. 02, 2019
Feb. 01, 2020
Feb. 02, 2019
Dec. 30, 2017
 [1]
Income Tax Expense (Benefit), Total   $ 1,300 $ (574)  
Effective Income Tax Rate Reconciliation, Percent, Total   83.00% 3.10%  
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent   21.00% 21.00%  
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount   $ (200)    
Operating Loss Carryforwards, Total   15,400    
Unrecognized Tax Benefits that Would Impact Effective Tax Rate $ 200 200 $ 200  
Unrecognized Tax Benefits, Ending Balance 418 178 418 $ 659
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense, Total     100  
Income Tax Examination, Penalties and Interest Expense, Total   100 100  
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit   200    
Foreign Tax Authority [Member]        
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount   $ 700 $ 500  
Foreign Tax Authority [Member] | UNITED KINGDOM        
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount $ 3,700      
[1] For the five week transition period ending February 3, 2018, there was no activity.