Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Capital Stock (Details Textual)

v3.20.1
Note 5 - Capital Stock (Details Textual) - USD ($)
$ in Thousands
3 Months Ended
Mar. 29, 2020
Mar. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in shares) 0  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (in shares) 0  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period (in shares) 0  
Share-based Payment Arrangement, Option [Member]    
Share-based Payment Arrangement, Expense $ 57 $ 22
Restricted Stock Units (RSUs) [Member]    
Share-based Payment Arrangement, Expense $ 105 $ 66
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) 28,000