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Goodwill (Details) - USD ($)
$ in Millions
9 Months Ended
Sep. 30, 2025
Dec. 31, 2024
Change in the carrying amount of goodwill    
Balance as of the beginning of the period $ 2,161.8  
Acquisitions 2.8  
Purchase price allocation adjustments 0.7  
Foreign currency translation 3.3  
Balance as of the end of the period 2,168.6  
Accumulated impairment losses $ 0.0 $ 0.0