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Note 13 - Stockholders' Equity (Tables)
12 Months Ended
Feb. 01, 2020
Notes Tables  
Schedule of Common Stock Outstanding Roll Forward [Table Text Block]
   
Common
 
   
Stock
 
         
Shares as of February 3, 2018
   
14,983,694
 
Shares issued under employee stock plans, net of shares withheld in lieu of tax withholding
   
207,406
 
Repurchase of shares
   
(237,958
)
Shares as of February 2, 2019
   
14,953,142
 
Shares issued under employee stock plans, net of shares withheld in lieu of tax withholding
   
252,839
 
Repurchase of shares
   
-
 
Shares as of February 1, 2020
   
15,205,981