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12. Income Taxes (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 01, 2016
Oct. 03, 2015
Oct. 01, 2016
Oct. 03, 2015
Income Tax Disclosure [Abstract]        
Provision (benefit) for income taxes $ 0 $ (308) $ 438 $ (894)
Effective tax rate 0.00% 22.50% 44.20% 25.90%
Statutory rate     34.00%