Annual report pursuant to Section 13 and 15(d)

Closure Costs (Details)

v3.10.0.1
Closure Costs (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2018
USD ($)
Dec. 31, 2018
USD ($)
Closure Costs    
Closure costs, expected amount $ 6,900 $ 6,900
Closure costs 800  
Closure Costs Related to USI Acquisition    
Closure Costs    
Closure Costs Incurred for the Period   7,042
Cash Payments for the Period   (3,289)
Non-cash adjustments for the period   (387)
Closure Costs Liability, Ending Balance 3,366 3,366
Closure Costs Related to USI Acquisition | Severance    
Closure Costs    
Closure Costs Incurred for the Period   6,633
Cash Payments for the Period   (3,181)
Non-cash adjustments for the period   (387)
Closure Costs Liability, Ending Balance 3,065 3,065
Closure Costs Related to USI Acquisition | Lease abandonment    
Closure Costs    
Closure Costs Incurred for the Period   400
Cash Payments for the Period   (99)
Closure Costs Liability, Ending Balance $ 301 301
Closure Costs Related to USI Acquisition | Other costs    
Closure Costs    
Closure Costs Incurred for the Period   9
Cash Payments for the Period   (9)
Closure Costs Related to Consolidation of Certain Back-Office Support Operations    
Closure Costs    
Closure Costs Liability, Beginning of Period   475
Cash Payments for the Period   (344)
Non-cash adjustments for the period   (131)
Closure Costs Related to Consolidation of Certain Back-Office Support Operations | Severance    
Closure Costs    
Closure Costs Liability, Beginning of Period   112
Cash Payments for the Period   (101)
Non-cash adjustments for the period   (11)
Closure Costs Related to Consolidation of Certain Back-Office Support Operations | Lease abandonment    
Closure Costs    
Closure Costs Liability, Beginning of Period   309
Cash Payments for the Period   (218)
Non-cash adjustments for the period   (91)
Closure Costs Related to Consolidation of Certain Back-Office Support Operations | Other costs    
Closure Costs    
Closure Costs Liability, Beginning of Period   54
Cash Payments for the Period   (25)
Non-cash adjustments for the period   $ (29)