XML 49 R38.htm IDEA: XBRL DOCUMENT v3.20.2
Note 7 - Income Taxes (Details Textual) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Aug. 01, 2020
Aug. 03, 2019
Aug. 01, 2020
Aug. 03, 2019
Effective Income Tax Rate Reconciliation, Percent, Total 0.50% (65.10%) (7.60%) 101.70%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent     21.00% 21.00%
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount     $ 3.3  
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount       $ 0.2