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Goodwill and Other Intangibles - Changes in Goodwill (Details) - USD ($)
$ in Thousands
12 Months Ended
Oct. 18, 2023
Oct. 17, 2023
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Goodwill [Roll Forward]          
Goodwill, beginning balance     $ 1,629,729 $ 1,617,627  
Change in ownership interest       (6,058)  
Segment realignment       0  
Goodwill impairment     0 6,765 $ 0
Foreign currency translation adjustments and other     (47,015) 24,925  
Goodwill, ending balance     1,582,714 1,629,729 1,617,627
Mineral Resources Limited Wodgina Project          
Goodwill [Roll Forward]          
Ownership percentage 50.00% 60.00%      
Ketjen          
Goodwill [Roll Forward]          
Goodwill accumulate impairment loss     6,800 6,800  
Reportable Segments | Energy Storage          
Goodwill [Roll Forward]          
Goodwill, beginning balance     1,424,484 1,424,275  
Change in ownership interest       (6,058)  
Segment realignment       12,316  
Goodwill impairment       0  
Foreign currency translation adjustments and other     (36,893) 18,583  
Goodwill, ending balance     1,387,591 1,424,484 1,424,275
Reportable Segments | Specialties          
Goodwill [Roll Forward]          
Goodwill, beginning balance     32,639 20,319  
Change in ownership interest       0  
Segment realignment       (12,316)  
Goodwill impairment       0  
Foreign currency translation adjustments and other     (62) 4  
Goodwill, ending balance     32,577 32,639 20,319
Reportable Segments | Ketjen          
Goodwill [Roll Forward]          
Goodwill, beginning balance     172,606 173,033  
Change in ownership interest       0  
Segment realignment       0  
Goodwill impairment       6,765  
Foreign currency translation adjustments and other     (10,060) 6,338  
Goodwill, ending balance     $ 162,546 $ 172,606 $ 173,033