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Business Acquisition - Additional Information (Details) - Sensi ML - USD ($)
3 Months Ended 9 Months Ended
Sep. 29, 2019
Sep. 29, 2019
Jan. 03, 2019
Restructuring Cost And Reserve [Line Items]      
Business Acquisition, Date of Agreement   Jan. 03, 2019  
Amortization of intangible assets $ 37,000 $ 111,000  
Acquisition costs   $ 104,000  
Common stock escrow security     $ 200,000