v3.26.1
Intangible Assets - Changes in Carrying Amount (Details)
$ in Millions
 3 Months Ended
Mar. 31, 2026
USD ($)
Finite-Lived Intangible Assets [Roll Forward]  
Gross, Beginning Balance $ 5,814.8
Gross, Ending Balance 6,393.8
Accumulated Amortization, Beginning Balance (2,716.3)
Accumulated Amortization, Ending Balance (2,830.0)
Net, Beginning Balance 3,098.5
Net, Ending Balance 3,563.8
Developed internal use software  
Finite-Lived Intangible Assets [Roll Forward]  
Gross, period increase (decrease) 46.7
Accumulated Amortization, period increase (decrease) 0.0
Net, period increase (decrease) 46.7
Amortization  
Finite-Lived Intangible Assets [Roll Forward]  
Gross, period increase (decrease) 0.0
Accumulated Amortization, period increase (decrease) (123.8)
Net, period increase (decrease) (123.8)
Disposals and retirements  
Finite-Lived Intangible Assets [Roll Forward]  
Gross, period increase (decrease) (2.2)
Accumulated Amortization, period increase (decrease) 1.5
Net, period increase (decrease) (0.6)
Foreign exchange rate adjustment  
Finite-Lived Intangible Assets [Roll Forward]  
Gross, period increase (decrease) (41.5)
Accumulated Amortization, period increase (decrease) 8.6
Net, period increase (decrease) (32.9)
Business Acquisitions  
Finite-Lived Intangible Assets [Roll Forward]  
Gross, period increase (decrease) 576.0
Accumulated Amortization, period increase (decrease) 0.0
Net, period increase (decrease) $ 576.0