v3.26.1
Cash flow statement - Cash outflows/(inflows) arising from financing activities (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure Of Cash Flow Statement [line items]      
Repayment of bank loans $ 129 $ 705 $ 151
Borrowing of bank loans (43)   (326)
Proceeds from Corporate Bond issue   (1,000)  
Repayment of lease liabilities 50 55 52
Cash outflows/(inflows) from other (1)   (4)
Dividends 330 327 327
Purchase of own shares 502    
Proceeds from own Shares/issue of ordinary shares (12) (1)  
Net cash used in financing activities 955 86 200
Debt      
Disclosure Of Cash Flow Statement [line items]      
Repayment of bank loans 129 705 151
Borrowing of bank loans (43)   (326)
Proceeds from Corporate Bond issue   (1,000)  
Repayment of lease liabilities 50 55 52
Cash outflows/(inflows) from other (1)   (4)
Net cash used in financing activities 135 (240) (127)
Equity      
Disclosure Of Cash Flow Statement [line items]      
Dividends 330 327 327
Purchase of own shares 502    
Proceeds from own Shares/issue of ordinary shares (12) (1)  
Net cash used in financing activities $ 820 $ 326 $ 327