Quarterly report pursuant to Section 13 or 15(d)

Reportable Segments - Summary Financial Information by Reportable Segment (Details)

v3.19.2
Reportable Segments - Summary Financial Information by Reportable Segment (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Segment Reporting        
Sales $ 431,675 $ 434,713 $ 790,896 $ 800,910
Equity in net income from affiliated companies 12,300 13,666 14,364 25,518
Refining Services        
Segment Reporting        
Sales 116,395 111,259 221,352 211,161
Catalysts        
Segment Reporting        
Sales 21,071 17,293 36,661 33,766
Performance Materials        
Segment Reporting        
Sales 118,768 126,277 179,809 188,947
Performance Chemicals        
Segment Reporting        
Sales 175,441 179,884 353,074 367,036
Operating segments        
Segment Reporting        
Sales 434,847 439,717 798,108 809,609
Segment Adjusted EBITDA 142,817 138,253 253,863 253,826
Operating segments | Refining Services        
Segment Reporting        
Sales 117,290 112,071 223,134 212,785
Segment Adjusted EBITDA 42,824 41,277 82,555 76,809
Operating segments | Catalysts        
Segment Reporting        
Sales 20,857 17,347 36,723 33,820
Segment Adjusted EBITDA 29,607 23,587 47,734 46,476
Operating segments | Performance Materials        
Segment Reporting        
Sales 118,872 126,538 179,961 189,280
Segment Adjusted EBITDA 29,221 28,567 39,736 40,625
Operating segments | Performance Chemicals        
Segment Reporting        
Sales 177,828 183,761 358,290 373,724
Segment Adjusted EBITDA 41,165 44,822 83,838 89,916
Eliminations        
Segment Reporting        
Sales (3,172) (5,004) (7,212) (8,699)
Zeolyst Joint Venture | Catalysts        
Segment Reporting        
Sales 39,124 49,513 68,602 87,862
Segment Adjusted EBITDA 17,636 17,874 25,993 34,681
Equity in net income from affiliated companies 12,264 13,616 14,300 25,442
Amortization of investment in affiliate step-up 1,659 1,659 4,217 3,317
Joint venture depreciation, amortization and interest $ 3,713 $ 2,599 $ 7,476 $ 5,922