Quarterly report pursuant to Section 13 or 15(d)

Goodwill

v3.8.0.1
Goodwill
 3 Months Ended
Mar. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill
7. Goodwill:
The changes in the carrying amount of goodwill for the three months ended March 31, 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 adjustments(1)
 
(34,811
)
 
—

 
(34,811
)
Foreign exchange impact
 
1,404

 
1,040

 
2,444

Balance as of March 31, 2018
 
$
881,216

 
$
392,373

 
$
1,273,589

 
 
 
 
 
 
 
 
(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).