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Accumulated Other Comprehensive Income (Loss) by Component (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Dec. 31, 2023
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest $ 6,962.1 $ 6,407.6 $ 6,895.1 $ 6,409.9
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent (0.5) 0.3    
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent 36.8 (37.7)    
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest (56.0) (63.5) (55.5) (63.8)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax (0.5) 0.3    
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax 0.0 0.0    
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent 0.5 0.3    
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest (554.6) (565.4) (591.4) (527.7)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax 36.8 (37.7)    
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax 0.0 0.0    
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent 36.8 (37.7)    
AOCI Attributable to Parent [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest (610.6) (628.9) $ (646.9) $ (591.5)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax 36.3 (37.4)    
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax 0.0 0.0    
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent $ 36.3 $ (37.4)