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Liquidity and Capital Resources (Detail Narrative) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended 12 Months Ended
Jul. 02, 2017
Jul. 01, 2017
Jul. 02, 2016
Jan. 02, 2016
Dec. 31, 2016
[1]
Jan. 06, 2016
Cash and cash equivalents   $ 329 $ 185 $ 55 $ 132  
Net cash used in operating activities $ 368 200 $ (368)      
Net cash flows used in financing activities $ 498 $ 3        
David Mintz [Member]            
Financing received through convertible note payable-related party       $ 500    
Loan payable commencing date       Mar. 31, 2016    
Loan payable interest rate       5.00%   5.00%
Loan convertible into common stock at conversion price per share       $ 4.01   $ 4.01
[1] Derived from audited financial information