v3.26.3
Condensed Consolidated Statements of Changes in Shareholders' Equity - USD ($)
shares in Millions, $ in Millions
Total
Ordinary Shares
Treasury Shares
Additional Paid-In Capital
Retained Earnings
Accumulated Other Comprehensive (Loss)/ Income
Ordinary shares, beginning balance (in shares) at Dec. 31, 2024   176.5        
Beginning balance at Dec. 31, 2024 $ 2,890.4 $ 2.3 $ (1,282.1) $ 1,872.6 $ 2,340.2 $ (42.5)
Treasury shares, beginning balance (in shares) at Dec. 31, 2024     (27.0)      
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Surrender of shares for tax withholding (in shares)     (0.2)      
Surrender of shares for tax withholding (4.2)   $ (4.2)      
Vesting of restricted securities (in shares)   0.5        
Cash dividends paid (52.9)       (52.9)  
Repurchase of ordinary shares (in shares)     (4.2)      
Repurchase of ordinary shares (120.6)   $ (120.6)      
Retirement of ordinary shares (in shares)   (0.2) 0.2      
Retirement of ordinary shares 0.0   $ 4.2   (4.2)  
Share-based compensation 18.6     18.6    
Net income/(loss) (31.9)       (31.9)  
Other comprehensive income 19.1         19.1
Ordinary shares, ending balance (in shares) at Sep. 30, 2025   176.9        
Ending balance at Sep. 30, 2025 2,718.5 $ 2.3 $ (1,402.7) 1,891.2 2,251.2 (23.5)
Treasury shares, ending balance (in shares) at Sep. 30, 2025     (31.2)      
Ordinary shares, beginning balance (in shares) at Jun. 30, 2025   176.9        
Beginning balance at Jun. 30, 2025 2,880.2 $ 2.3 $ (1,402.7) 1,883.9 2,431.8 (35.2)
Treasury shares, beginning balance (in shares) at Jun. 30, 2025     (31.2)      
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Surrender of shares for tax withholding (0.7)   $ (0.7)      
Vesting of restricted securities (in shares)   0.1        
Cash dividends paid (17.5)       (17.5)  
Retirement of ordinary shares 0.0   0.7   (0.7)  
Share-based compensation 7.2     7.2    
Net income/(loss) (162.5)       (162.5)  
Other comprehensive income 11.7         11.7
Ordinary shares, ending balance (in shares) at Sep. 30, 2025   176.9        
Ending balance at Sep. 30, 2025 2,718.5 $ 2.3 $ (1,402.7) 1,891.2 2,251.2 (23.5)
Treasury shares, ending balance (in shares) at Sep. 30, 2025     (31.2)      
Ordinary shares, beginning balance (in shares) at Dec. 31, 2025   177.0        
Beginning balance at Dec. 31, 2025 $ 2,785.4 $ 2.3 $ (1,402.7) 1,897.6 2,295.6 (7.4)
Treasury shares, beginning balance (in shares) at Dec. 31, 2025 (31.2)   (31.2)      
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Surrender of shares for tax withholding (in shares)     (0.2)      
Surrender of shares for tax withholding $ (7.8)   $ (7.8)      
Stock options exercised 1.4     1.4    
Vesting of restricted securities (in shares)   0.7        
Cash dividends paid (52.4)       (52.4)  
Repurchase of ordinary shares (in shares)     (0.7)      
Repurchase of ordinary shares (25.1)   $ (25.1)      
Retirement of ordinary shares (in shares)   (0.2) 0.2      
Retirement of ordinary shares 0.0   $ 7.8   (7.8)  
Share-based compensation 22.6     22.6    
Net income/(loss) 303.4       303.4  
Other comprehensive income 39.4         39.4
Ordinary shares, ending balance (in shares) at Sep. 30, 2026   177.5        
Ending balance at Sep. 30, 2026 $ 3,066.8 $ 2.3 $ (1,427.8) 1,921.6 2,538.8 32.0
Treasury shares, ending balance (in shares) at Sep. 30, 2026 (31.9)   (31.9)      
Ordinary shares, beginning balance (in shares) at Jun. 30, 2026   177.5        
Beginning balance at Jun. 30, 2026 $ 2,960.0 $ 2.3 $ (1,427.8) 1,913.0 2,442.3 30.2
Treasury shares, beginning balance (in shares) at Jun. 30, 2026     (31.9)      
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Surrender of shares for tax withholding (0.3)   $ (0.3)      
Cash dividends paid (17.5)       (17.5)  
Retirement of ordinary shares 0.0   0.3   (0.3)  
Share-based compensation 8.6     8.6    
Net income/(loss) 114.2       114.2  
Other comprehensive income 1.8         1.8
Ordinary shares, ending balance (in shares) at Sep. 30, 2026   177.5        
Ending balance at Sep. 30, 2026 $ 3,066.8 $ 2.3 $ (1,427.8) $ 1,921.6 $ 2,538.8 $ 32.0
Treasury shares, ending balance (in shares) at Sep. 30, 2026 (31.9)   (31.9)