Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Stock-based Compensation (Details Textual)

v3.7.0.1
Note 5 - Stock-based Compensation (Details Textual) - USD ($)
3 Months Ended 15 Months Ended
Jul. 02, 2017
Jul. 03, 2016
Jul. 02, 2017
Common Stock, Capital Shares Reserved for Future Issuance 677,000   677,000
Allocated Share-based Compensation Expense $ 142,000 $ 161,000  
Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Capitalized Amount 0    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value 58,000   $ 58,000
Proceeds from Stock Options Exercised 0 0  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value   45,000  
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized 447,000   $ 447,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition     297 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value 58,000   $ 58,000
Employee Stock Option [Member]      
Allocated Share-based Compensation Expense $ 22,000 42,000  
Payments Related to Tax Withholding for Share-based Compensation   $ 20,000  
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition 1 year 39 days    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 2 years 2 years  
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options $ 139,000   $ 139,000
Restricted Stock [Member] | Non Employee Directors [Member]      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 2 years    
Performance Shares [Member]      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition 3 years    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 2 years