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Discontinued Operation - Narrative (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 15, 2016
USD ($)
Segment
Mar. 14, 2016
Segment
Mar. 31, 2016
Segment
Dec. 31, 2017
Segment
Dec. 31, 2016
USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Number of reportable segments | Segment 1 2 2 1  
Predecessor | Discontinued Operations, Disposed of by Sale | Total Plastics Inc          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Consideration received on sale $ 55,070        
Purchase price pending escrow adjustment $ 1,500        
Pre-tax gain on sale         $ 2,003
After-tax gain on sale         $ 1,306