Annual report pursuant to Section 13 and 15(d)

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

v3.10.0.1
Reportable Segments - Reconciliation of Net Income (Loss) to Adjusted EBITDA (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Segment Reporting Information                      
Net income (loss) attributable to PQ Group Holdings Inc. $ 28,119 $ 14,185 $ 15,782 $ 214 $ 65,011 $ (3,345) $ (1,609) $ (2,454) $ 58,300 $ 57,603 $ (79,746)
Provision (benefit) for income taxes                 28,995 (119,197) 10,041
Interest expense, net                 113,723 179,044 140,315
Depreciation and amortization                 185,234 177,140 128,288
Segment EBITDA                 386,252 294,590 198,898
Debt extinguishment costs (Note 16)                 7,751 61,886 13,782
Losses on disposal of fixed assets                 6,574 5,793 4,216
Foreign currency exchange loss (gain)                 13,810 25,786 (3,558)
Management advisory fees                 0 3,777 3,584
Equity-based and other non-cash compensation                 19,464 8,799 7,029
Restructuring, integration and business optimization expenses                 581 5,541 5,093
Gain on contract termination                 (20,612) 0 0
Corporate, non-segment                      
Segment Reporting Information                      
Unallocated corporate expenses                 36,970 30,422 23,971
Segment reconciling items                      
Segment Reporting Information                      
Joint venture depreciation, amortization, and interest                 12,592 11,070 6,920
Investment in affiliate and inventory step-up amortization                 6,634 8,600 36,296
Amortization of inventory step-up                 1,603 871 29,086
Impairment of fixed assets, intangibles and goodwill                 0 0 6,873
Debt extinguishment costs (Note 16)                 7,751 61,886 13,782
Losses on disposal of fixed assets                 6,574 5,793 4,216
Foreign currency exchange loss (gain)                 13,810 25,786 (3,558)
Non-cash revaluation of inventory, including LIFO                 8,366 3,708 1,310
Management advisory fees                 0 3,777 3,583
Transaction and other related costs                 893 7,425 4,664
Equity-based and other non-cash compensation                 19,464 8,799 7,042
Restructuring, integration and business optimization expenses                 14,019 13,174 16,258
Defined benefit pension plan cost                 (796) 2,940 1,375
Gain on contract termination                 (20,612) 0 0
Other                 7,403 4,874 4,788
Operating segments                      
Segment Reporting Information                      
Segment EBITDA                 $ 500,923 $ 483,715 $ 355,504