Quarterly report pursuant to Section 13 or 15(d)

Goodwill

v3.20.1
Goodwill
3 Months Ended
Mar. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill
7. Goodwill:
The change in the carrying amount of goodwill for the three months ended March 31, 2020 is summarized as follows:
  Refining Services Catalysts Performance Materials Performance Chemicals Total
Balance as of December 31, 2019 $ 311,892    $ 78,611    $ 275,919    $ 593,383    $ 1,259,805   
Goodwill recognized —    —    5,764    —    5,764   
Foreign exchange impact —    (1,438)   (1,745)   (13,652)   (16,835)  
Balance as of March 31, 2020 $ 311,892    $ 77,173    $ 279,938    $ 579,731    $ 1,248,734