Quarterly report pursuant to Section 13 or 15(d)

Assets Held for Sale, Discontinued Operations and Disposals - Additional Information (Details)

v3.19.3.a.u2
Assets Held for Sale, Discontinued Operations and Disposals - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Jun. 07, 2019
Dec. 31, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Gain (Loss) on sale of subsidiary   $ (2,793)
SoLayTec | Discontinued Operations, Disposed of by Sale [Member]    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Gain (Loss) on sale of subsidiary $ 1,600  
R2D    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Gain (Loss) on sale of subsidiary   $ (2,800)