Quarterly report pursuant to Section 13 or 15(d)

Goodwill

v3.10.0.1
Goodwill
 6 Months Ended
Jun. 30, 2018
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill
7. Goodwill:
The changes in the carrying amount of goodwill for the six months ended June 30, 2018 is summarized as follows:
 
 
Performance
Materials &
Chemicals
 
Environmental
Catalysts &
Services
 
Total
Balance as of December 31, 2017
 
$
914,623

 
$
391,333

 
$
1,305,956

Goodwill recognized
 
629

 
—

 
629

Goodwill adjustments(1)
 
(34,811
)
 
—

 
(34,811
)
Foreign exchange impact
 
(10,851
)
 
(637
)
 
(11,488
)
Balance as of June 30, 2018
 
$
869,590

 
$
390,696

 
$
1,260,286

 
 
 
 
 
 
 
 
(1) 
Represents the measurement period adjustments on the net assets acquired as part of the Acquisition (see Note 6 to these condensed consolidated financial statements for further information regarding the Acquisition).