v3.26.1
Accumulated Other Comprehensive Income (Loss) (Details)
$ in Millions
 6 Months Ended
Jun. 30, 2026
USD ($)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]  
Beginning balance $ 10,427.1
Ending balance 10,306.7
Foreign currency translation adjustments  
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]  
Beginning balance (797.6)
Tax benefit (expense) (9.0)
Ending balance (921.8)
Accumulated foreign currency adjustment, excluding net investment hedging, attributable to parent  
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]  
Other comprehensive income (loss), before reclassifications, before tax (141.0)
Accumulated foreign currency adjustment, net investment hedging, attributable to parent  
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]  
Other comprehensive income (loss), before reclassifications, before tax 25.8
AOCI foreign currency translation adjustments  
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]  
Other comprehensive income (loss), before reclassifications, before tax (141.0)
Gain (loss) on derivative instruments  
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]  
Beginning balance 68.2
Other comprehensive income (loss), before reclassifications, before tax 28.5
Reclassification of AOCI, current period, before tax (1.8)
Tax benefit (expense) (6.5)
Ending balance 88.4
Pension and postretirement benefit adjustments  
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]  
Beginning balance (326.8)
Reclassification of AOCI, current period, before tax (6.6)
Tax benefit (expense) 1.6
Ending balance (331.8)
Equity method investments  
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]  
Beginning balance (15.4)
Other comprehensive income (loss), before reclassifications, before tax (0.7)
Tax benefit (expense) 0.2
Ending balance (15.9)
Accumulated other comprehensive income (loss)  
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]  
Beginning balance (1,071.6)
Tax benefit (expense) (13.7)
Ending balance $ (1,181.1)