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Ability to Continue as a Going Concern (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 01, 2018
Jul. 01, 2018
Apr. 01, 2018
Jan. 01, 2018
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Organization Consolidation And Presentation Of Financial Statements [Line Items]                
Working Capital         $ 9,100   $ 9,100  
Revenue, Net         $ 16,496 $ 13,451 $ 48,182 $ 16,915
Scenario, Forecast [Member]                
Organization Consolidation And Presentation Of Financial Statements [Line Items]                
Debt Instrument, Periodic Payment, Total $ 3,000 $ 3,000 $ 3,100 $ 5,400