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Income Taxes (Details 4) - USD ($)
$ in Thousands
12 Months Ended
Dec. 29, 2017
Dec. 30, 2016
Jan. 01, 2016
Domestic $ (3,318) $ (10,399) $ (7,678)
Foreign 1,022 (2,045) 2,073
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest, Total $ (2,296) $ (12,444) $ (5,605)