Annual report [Section 13 and 15(d), not S-K Item 405]

Goodwill and Other Intangible Assets (Tables)

v3.25.0.1
Goodwill and Other Intangible Assets (Tables)
 12 Months Ended
Dec. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill
The changes in the carrying amount of goodwill for the years ended December 31, 2024 and 2023 is summarized as follows:
Ecoservices Advanced Materials & Catalysts Total
Balance as of December 31, 2022 $ 326,589  $ 76,574  $ 403,163 
Foreign exchange impact —  1,307  1,307 
Balance as of December 31, 2023 326,589  77,881  404,470 
Foreign exchange impact —  (368) (368)
Balance as of December 31, 2024 $ 326,589  $ 77,513  $ 404,102 
Schedule of Finite-Lived Intangible Assets
Gross carrying amounts and accumulated amortization for intangible assets other than goodwill are as follows:
December 31, 2024 December 31, 2023
Gross
Carrying
Amount		 Accumulated
Amortization		 Impairment Charge Net
Balance		 Gross
Carrying
Amount		 Accumulated
Amortization		 Net
Balance
Technical know-how $ 55,217  $ (30,907) $ —  $ 24,310  $ 55,350  $ (27,472) $ 27,878 
Customer relationships 130,834  (86,348) —  44,486  130,912  (76,634) 54,278 
Non-compete agreements 700  (537) —  163  700  (397) 303 
Trademarks 7,484  (4,324) —  3,160  7,521  (3,844) 3,677 
Trade names 1,600  (613) 987  1,600  (453) 1,147 
Total definite-lived intangible assets 195,835  (122,729) —  73,106  196,083  (108,800) 87,283 
Indefinite-lived trade names 25,307  —  —  25,307  25,367  —  25,367 
IPR&D 3,900  —  (3,900) —  3,900  —  3,900 
Total intangible assets $ 225,042  $ (122,729) $ (3,900) $ 98,413  $ 225,350  $ (108,800) $ 116,550 
Schedule of Indefinite-Lived Intangible Assets
Gross carrying amounts and accumulated amortization for intangible assets other than goodwill are as follows:
December 31, 2024 December 31, 2023
Gross
Carrying
Amount		 Accumulated
Amortization		 Impairment Charge Net
Balance		 Gross
Carrying
Amount		 Accumulated
Amortization		 Net
Balance
Technical know-how $ 55,217  $ (30,907) $ —  $ 24,310  $ 55,350  $ (27,472) $ 27,878 
Customer relationships 130,834  (86,348) —  44,486  130,912  (76,634) 54,278 
Non-compete agreements 700  (537) —  163  700  (397) 303 
Trademarks 7,484  (4,324) —  3,160  7,521  (3,844) 3,677 
Trade names 1,600  (613) 987  1,600  (453) 1,147 
Total definite-lived intangible assets 195,835  (122,729) —  73,106  196,083  (108,800) 87,283 
Indefinite-lived trade names 25,307  —  —  25,307  25,367  —  25,367 
IPR&D 3,900  —  (3,900) —  3,900  —  3,900 
Total intangible assets $ 225,042  $ (122,729) $ (3,900) $ 98,413  $ 225,350  $ (108,800) $ 116,550 
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense
Estimated future aggregate amortization expense of intangible assets is as follows:
Year 
Amount 
2025 $ 14,067 
2026 12,912 
2027 12,370 
2028 12,221 
2029 10,033 
Thereafter 11,503 
Total estimated future aggregate amortization expense $ 73,106