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Note 6 - Stock-based Compensation - Outstanding Performance Shares (Details) - Performance Shares [Member] - shares
Oct. 29, 2022
Jan. 29, 2022
Performance shares (in shares) 295,048 306,280
Vesting Upon Achievement of 2020-2022 Consolidated Liquidity and Strategic Performance Objectives [Member]    
Performance shares (in shares) 89,168  
Vesting Upon Achievement of 2020-2022 Consolidated Earnings Before Interest and Taxes (EBIT) Objectives [Member]    
Performance shares (in shares) 68,206  
Vesting Upon Achievement of 2021 - 2023 Consolidated, Cumulative Earnings Before Interest, Taxes, Depreciation and Amortization Objectives [Member]    
Performance shares (in shares) 39,821  
Vesting Upon Achievement of 2021 - 2023 Consolidated Growth Revenue Objectives [Member]    
Performance shares (in shares) 13,274  
Vesting Upon Achievement of 2022 - 2024 Consolidated, Cumulative Earnings Before Interest, Taxes, Depreciation and Amortization Objectives [Member]    
Performance shares (in shares) 63,435  
Vesting Upon Achievement of 2022 - 2024 Consolidated Growth Revenue Objectives [Member]    
Performance shares (in shares) 21,145