v3.25.4
Segment financial information - reconciliation of reconciliation of net income (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Reconciliation of Management EBITDA from net loss      
Adjusted Operating Income $ 957.8 $ 1,089.8 $ 1,211.8
Amortization (301.1) (299.8) (307.7)
Integration-related expenses 0.0 0.0 (7.6)
Restructuring charges (29.8) (82.8) (26.5)
Reserve for certain legal matters (7.3) (9.2) (7.1)
Other (14.0) (0.9) (0.3)
Impairment charges (785.0) 0.0 (160.8)
Gain on sale of business (5.1) 446.6 0.0
Interest expense, net (169.8) (218.8) (284.8)
Loss on extinguishment of debt 4.6 10.9 6.9
Other (expense) income, net (20.7) (1.2) 5.8
(Loss) income before income taxes (441.3) 853.9 410.5
Severance costs 6.7    
Restructuring and severance charges      
Reconciliation of Management EBITDA from net loss      
Restructuring charges (29.8) (82.8) (26.5)
Transformation expenses      
Reconciliation of Management EBITDA from net loss      
Restructuring charges $ (61.7) $ (58.9) $ (5.4)