XML 51 R40.htm IDEA: XBRL DOCUMENT v3.22.1
Equipment and leasehold improvements consist of the following: (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Property, Plant and Equipment [Line Items]    
Property plant and equipment,gross $ 25,322 $ 23,033
Less: Accumulated depreciation and amortization (20,610) (20,165)
Property, Plant and Equipment, Net, Total 4,712 2,868
Machinery and Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property plant and equipment,gross 18,289 16,758
Office Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property plant and equipment,gross 961 870
Furniture and Fixtures [Member]    
Property, Plant and Equipment [Line Items]    
Property plant and equipment,gross 110 110
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property plant and equipment,gross 4,900 4,850
Construction in Progress [Member]    
Property, Plant and Equipment [Line Items]    
Property plant and equipment,gross $ 1,062 $ 445