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Property and Equipment (Tables)
12 Months Ended
Dec. 31, 2018
Property, Plant and Equipment [Abstract]  
Schedule of property and equipment net
   2018   2017 
Machinery and equipment   $    $59 
Office furniture and fixtures    15    25 
Leasehold improvements         
Purchased software        1 
    15    85 
Less accumulated depreciation and amortization    (13)   (72)
   $2   $13