Quarterly report pursuant to Section 13 or 15(d)

Note 12 - Stock-based Compensation (Details Textual)

v3.22.2.2
Note 12 - Stock-based Compensation (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
May 01, 2022
Mar. 01, 2022
Aug. 31, 2022
Jun. 30, 2022
Aug. 31, 2021
Oct. 02, 2022
Sep. 26, 2021
Oct. 02, 2022
Sep. 26, 2021
Common Stock, Capital Shares Reserved for Future Issuance (in shares)           805,439   805,439  
Share-Based Payment Arrangement, Expense           $ 258,000 $ 208,000 $ 591,000 $ 340,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value           89,000   89,000  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value           8,000   28,000  
Payment, Tax Withholding, Share-Based Payment Arrangement           2,000 14,000 $ 10,000 48,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Month)               14 months 21 days  
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total           743,000   $ 743,000  
Share-Based Payment Arrangement, Option [Member]                  
Share-Based Payment Arrangement, Expense           53,000 $ 47,000 $ 113,000 $ 80,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)   2 years           2 years  
Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount           $ 196,000   $ 196,000  
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Month)               10 months 12 days  
Non-vested Stock Grants [Member] | Non Employee Directors [Member]                  
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares) 8,033   52,856   43,984        
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested $ 50,000   $ 331,000   $ 327,000        
Non-vested Stock Grants [Member] | Employee [Member]                  
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)       45,000          
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested       $ 293,000          
Performance Shares [Member]                  
Share Based Compensation Arrangement By Share Based Payment Award Equity Instrument Other Than Options Grants In Period Total Grant Date Fair Value   $ 732,000              
Performance Shares [Member] | Executive Officer [Member]                  
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)   187,500              
Performance Shares [Member] | Executive Officer [Member] | Share-Based Payment Arrangement, Tranche One [Member]                  
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)   75,000              
Share Based Compensation, Grant Conditions, Minimum Per-Share Price (in dollars per share)   $ 8.00              
Share Based Compensation, Grant Conditions, Trading Period (Day)   10 days              
Performance Shares [Member] | Executive Officer [Member] | Share-Based Payment Arrangement, Tranche Two [Member]                  
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)   112,500              
Share Based Compensation, Grant Conditions, Minimum Per-Share Price (in dollars per share)   $ 9.00              
Share Based Compensation, Grant Conditions, Trading Period (Day)   10 days