v3.25.2
Investment in Kronos Worldwide, Inc. - Additional Information (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended
Jul. 16, 2024
Sep. 30, 2024
Jun. 30, 2025
Dec. 31, 2024
Kronos | Louisiana Pigment Company        
Schedule Of Equity Method Investments [Line Items]        
Percentage of voting interests acquired 50.00%      
Equity interest in acquiree percentage 50.00%      
Payments to acquire businesses gross $ 185.0      
Business combination contingent consideration liability $ 15.0      
Business combination contingent consideration earn-out period 2 years      
Estimated fair value of the earn-out $ 4.2      
Non-cash gain before tax associated with remeasurement   $ 64.5    
Estimated fair value of existing ownership   178.2    
Aggregate carrying value   $ 113.7    
Kronos        
Schedule Of Equity Method Investments [Line Items]        
Number of shares owned     35.2 35.2
Quoted market price per share     $ 6.2 $ 9.75
Aggregate market value     $ 218.4 $ 343.4