Quarterly report pursuant to Section 13 or 15(d)

Note 6 - Stock-based Compensation (Details Textual)

v3.10.0.1
Note 6 - Stock-based Compensation (Details Textual) - USD ($)
3 Months Ended
Jul. 01, 2018
Jul. 02, 2017
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period 10 years 10 years
Allocated Share-based Compensation Expense, Total $ 110,000 $ 142,000
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 13,000  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value $ 10,000  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period 0 0
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition 151 days  
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Total $ 183,000  
Employee Stock Option [Member]    
Allocated Share-based Compensation Expense, Total $ 27,000 $ 22,000
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 $ 103,000  
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition 1 year 73 days  
Employee Stock Option [Member] | Non Employee Directors [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 2 years  
Performance Shares [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 2 years  
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition 3 years  
The 2014 Omnibus Equity Compensation Plan [Member]    
Common Stock, Capital Shares Reserved for Future Issuance 562,000  
The 2014 Omnibus Equity Compensation Plan [Member] | Employee Stock Option [Member] | Maximum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period 10 years