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Note 12 - Stock Incentive Plans (Details Textual) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Jan. 29, 2022
Jan. 30, 2021
Feb. 01, 2020
Apr. 14, 2020
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercised in Period, Grant Date Fair Value $ 1.8      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value $ 4.3      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in shares) 416,391 568,523    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value $ 2.2 $ 2.3    
Maximum [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercised in Period, Grant Date Fair Value   0.1    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value   0.1    
Options and Restricted Stock [Member]        
Share-based Payment Arrangement, Expense 2.6 $ 1.5    
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total $ 2.5      
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) 1 year 4 months 24 days      
Restricted Stock [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) 148,701      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share) $ 9.71      
Restricted Stock [Member] | Maximum [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year) 3 years      
Restricted Stock [Member] | Minimum [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year) 1 year      
Performance Shares [Member]        
Share-based Payment Arrangement, Expense $ 1.0      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) 53,095      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share) $ 8.24      
Performance Shares [Member] | Vesting at End of Three-year Performance Period [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Performance Period (Year) 3 years 3 years 3 years  
First Target Number of Performance Shares [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) 53,095 157,374 95,811  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share) $ 8.24 $ 2.78 $ 5.61  
First Target Number of Performance Shares [Member] | Maximum [Member]        
Performance-based Shares, Payout Opportunity, Percentage 200.00% 183.30% 200.00%  
First Target Number of Performance Shares [Member] | Minimum [Member]        
Performance-based Shares, Payout Opportunity, Percentage 25.00% 25.00% 25.00%  
Incentive Plan 2020 [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares)       1,000,000