Quarterly report pursuant to Section 13 or 15(d)

Goodwill (Details)

v3.19.2
Goodwill (Details)
$ in Thousands
6 Months Ended
Jun. 30, 2019
USD ($)
Goodwill  
Beginning balance $ 1,254,929
Foreign exchange impact 3,312
Ending balance 1,258,241
Refining Services  
Goodwill  
Beginning balance 311,892
Foreign exchange impact 0
Ending balance 311,892
Catalysts  
Goodwill  
Beginning balance 77,759
Foreign exchange impact 90
Ending balance 77,849
Performance Materials  
Goodwill  
Beginning balance 274,947
Foreign exchange impact 742
Ending balance 275,689
Performance Chemicals  
Goodwill  
Beginning balance 590,331
Foreign exchange impact 2,480
Ending balance $ 592,811