Annual report pursuant to Section 13 and 15(d)

Discontinued Operations (Narrative) (Details)

v3.10.0.1
Discontinued Operations (Narrative) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Proceeds from Divestiture of Interest in Consolidated Subsidiaries     $ (921)
POC [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Working capital adjustment     921
Transition services $ 0 $ 0 $ 324