Quarterly report pursuant to Section 13 or 15(d)

Property, Plant and Equipment (Details)

v3.20.2
Property, Plant and Equipment (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment, gross $ 105,566 $ 105,497
Less accumulated depreciation and amortization 69,235 64,807
Property, plant and equipment, net 36,331 40,690
Land    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment, gross 63 63
Leasehold improvements    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment, gross 2,866 1,921
Buildings    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment, gross 84 214
Machinery, fixtures and equipment    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment, gross 100,097 100,300
Construction-in-progress    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment, gross $ 2,456 $ 2,999