Quarterly report pursuant to Section 13 or 15(d)

Note 12 - Stock-based Compensation (Details Textual)

v3.23.2
Note 12 - Stock-based Compensation (Details Textual) - USD ($)
1 Months Ended 3 Months Ended
May 01, 2022
Mar. 01, 2022
Jun. 30, 2022
Jul. 02, 2023
Jul. 03, 2022
Common Stock, Capital Shares Reserved for Future Issuance (in shares)       645,000  
Share-Based Payment Arrangement, Expense       $ 191,000 $ 333,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value       16,000  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value       16,000  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value       $ 0 20,000
Proceeds from Stock Options Exercised         0
Payment, Tax Withholding, Share-Based Payment Arrangement         8,000
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Month)       9 months  
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount       $ 419,000  
Share-Based Payment Arrangement, Option [Member]          
Share-Based Payment Arrangement, Expense       $ 48,000 $ 60,000
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       $ 105,000  
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Month)       15 months 15 days  
Non-vested Stock Grants [Member] | Non Employee Directors [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Accelerated Vesting, Number (in shares) 8,033        
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested $ 50,000        
Non-vested Stock Grants [Member] | Employee [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested     $ 293,000    
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)     45,000    
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