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Note 7 - Income Taxes (Details Textual) - USD ($)
$ in Millions
3 Months Ended
May 01, 2021
May 02, 2020
Effective Income Tax Rate Reconciliation, Percent, Total 21.30% (13.60%)
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 21.00%  
Effective Income Tax Rate Reconciliation, Coronavirus Aid, Amount   $ 0.8
North America [Member]    
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount   $ 3.3