Quarterly report pursuant to Section 13 or 15(d)

Goodwill

v3.20.2
Goodwill
9 Months Ended
Sep. 30, 2020
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill
8. Goodwill:
The change in the carrying amount of goodwill for the nine months ended September 30, 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 —  —  7,730  —  7,730 
Foreign exchange impact —  (522) (321) (2,839) (3,682)
Balance as of September 30, 2020 $ 311,892  $ 78,089  $ 283,328  $ 590,544  $ 1,263,853