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(5) Share-Based Payments (Details Narrative) - USD ($)
3 Months Ended 9 Months Ended
Sep. 29, 2018
Sep. 30, 2017
Sep. 29, 2018
Sep. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]        
Forfeitures 18,600 24,000    
Expirations 8,000      
Share-based compensation expense $ 33 $ 37 $ 136 $ 149