v3.26.1
Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]            
Beginning balance   $ 4,545.3     $ 4,545.3  
Other comprehensive income (loss) $ 53.7   $ 44.0   (24.4) $ 55.7
Ending balance 4,998.6       4,998.6  
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest 200.4   156.4   522.8 320.8
Accumulated Other Comprehensive Loss            
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]            
Beginning balance (413.7) (340.2) (355.7) $ (367.2) (340.2) (367.2)
Other comprehensive income (loss) 51.4 (73.5) 44.1 11.5    
Ending balance (362.3) (413.7) (311.6) (355.7) (362.3) (311.6)
Other Comprehensive Income (Loss), before Reclassifications, before Tax 60.8 (70.6) 61.1 28.8    
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax (7.1) (7.4) (17.1) (17.1)    
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent 53.7 (78.0) 44.0 11.7    
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest (2.3) 4.5 0.1 (0.2)    
Foreign Currency Translation Adjustment            
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]            
Beginning balance (436.1) (355.7) (410.9) (450.2) (355.7) (450.2)
Ending balance (387.9) (436.1) (344.7) (410.9) (387.9) (344.7)
Other Comprehensive Income (Loss), before Reclassifications, before Tax 50.5 (85.0) 66.1 39.5    
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax 0.0 0.0 0.0 0.0    
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent 50.5 (85.0) 66.1 39.5    
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest (2.3) 4.5 0.1 (0.2)    
Net Unrealized (Loss)/Gain On Hedges            
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]            
Beginning balance 22.3 15.3 55.0 82.8 15.3 82.8
Ending balance 25.6 22.3 32.9 55.0 25.6 32.9
Other Comprehensive Income (Loss), before Reclassifications, before Tax 10.4 14.4 (5.0) (10.7)    
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax (7.1) (7.4) (17.1) (17.1)    
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent 3.3 7.0 (22.1) (27.8)    
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest 0.0 0.0 0.0 0.0    
Net Unrealized Gain/(Loss) On  Available-for-sale Securities            
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]            
Beginning balance 0.1 0.2 0.2 0.2 0.2 0.2
Ending balance 0.1 0.1 0.2 0.2 $ 0.1 $ 0.2
Other Comprehensive Income (Loss), before Reclassifications, before Tax (0.1) (0.1) 0.0 0.0    
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax 0.0 0.0 0.0 0.0    
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent (0.1) (0.1) 0.0 0.0    
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest $ 0.0 $ 0.0 $ 0.0 $ 0.0