Quarterly report pursuant to Section 13 or 15(d)

5. Property, Plant and Equipment (Details)

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5. Property, Plant and Equipment (Details) - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, Gross $ 2,047 $ 2,005
Less: Accumulated depreciation 1,889 1,890
Property, plant and equipment, Net 158 115
Leasehold improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, Gross 39 39
Computers and related software [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, Gross 1,058 1,052
Machinery and equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, Gross 889 853
Office furniture and fixtures [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, Gross $ 61 $ 61