Quarterly report pursuant to Section 13 or 15(d)

Reportable Segments - Reconciliation of Net Loss to Adjusted EBITA (Details)

v3.8.0.1
Reportable Segments - Reconciliation of Net Loss to Adjusted EBITA (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Segment Reporting Information [Line Items]        
Net loss attributable to PQ Group Holdings Inc. $ (3,345) $ (10,017) $ (7,408) $ (90,410)
Provision for (benefit from) income taxes 5,172 (3,536) 5,269 36,013
Interest expense, net 49,079 48,610 144,041 94,362
Depreciation and amortization 45,929 43,611 129,135 85,602
Segment Adjusted EBITDA 96,835 78,668 271,037 125,567
Debt extinguishment costs 453 0 453 11,858
Losses on disposal of fixed assets 3,494 627 6,419 2,288
Foreign currency exchange loss     21,612 6,240
Management advisory fees 1,250 1,250 3,750 2,333
Transaction and other related costs (1) 966 1,635 5,295 6,063
Restructuring, integration and business optimization expenses     4,698  
Corporate, non-segment        
Segment Reporting Information [Line Items]        
Unallocated corporate expenses 7,885 7,316 23,474 13,940
Segment reconciling items        
Segment Reporting Information [Line Items]        
Joint venture depreciation, amortization, and interest 2,563 2,690 8,073 4,534
Investment in affiliate and inventory step-up amortization 1,660 12,291 6,942 24,606
Amortization of inventory step-up 0 5,804 871 23,518
Debt extinguishment costs 453 0 453 11,858
Losses on disposal of fixed assets 3,494 627 6,419 2,288
Foreign currency exchange loss 5,256 3,151 21,612 6,240
Non-cash revaluation of inventory, including LIFO 750 329 3,229 775
Management advisory fees 1,250 1,250 3,750 2,333
Transaction and other related costs (1) 966 1,696 5,300 6,240
Equity-based and other non-cash compensation 1,041 1,137 3,869 4,916
Restructuring, integration and business optimization expenses 4,957 2,839 8,009 14,567
Defined benefit pension plan cost 791 1,244 2,200 2,642
Other expense, net (116) 1,903 2,081 2,198
Operating segments        
Segment Reporting Information [Line Items]        
Segment Adjusted EBITDA $ 127,785 $ 120,945 $ 367,319 $ 246,222