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SCHEDULE OF SEGMENT INFORMATION BY REVENUE TYPE (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 26, 2020
Sep. 28, 2019
Sep. 26, 2020
Sep. 28, 2019
Revenues from External Customers and Long-Lived Assets [Line Items]        
Total Revenues $ 9,513 $ 6,139 $ 26,206 $ 20,792
United States [Member]        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Total Revenues 7,828 3,453 21,530 8,464
Other Americas [Member]        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Total Revenues 10 100 35
Americas [Member]        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Total Revenues 7,828 3,463 21,630 8,499
Asia Pacific [Member]        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Total Revenues 1,475 2,307 3,783 9,997
Europe [Member]        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Total Revenues 210 350 793 2,268
Other [Member]        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Total Revenues $ 19 $ 28