Quarterly report pursuant to Section 13 or 15(d)

Goodwill And Other Intangible Assets - Schedule of Goodwill (Details)

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Goodwill And Other Intangible Assets - Schedule of Goodwill (Details)
$ in Thousands
9 Months Ended
Sep. 30, 2021
USD ($)
Goodwill [Roll Forward]  
Beginning balance $ 482,041
Business acquired 5,385
Foreign currency translation (1,051)
Ending balance 486,375
Fire Safety  
Goodwill [Roll Forward]  
Beginning balance 362,767
Business acquired 5,385
Foreign currency translation (472)
Ending balance 367,680
Oil Additives  
Goodwill [Roll Forward]  
Beginning balance 119,274
Foreign currency translation (579)
Ending balance $ 118,695