v3.26.1
Equity - Treasury Shares (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Treasury shares - Beginning balance $ 66    
Shares purchased 502    
Shares transferred to Group beneficiaries (12) $ (1)  
Treasury shares - Ending balance 515 $ 66  
Number of shares      
Shares purchased (in shares)   0  
Treasury shares      
Treasury shares - Beginning balance 66 $ 94  
Shares purchased [1] 502    
Shares transferred to Group beneficiaries [1] (53) (28) $ (24)
Treasury shares - Ending balance $ 515 $ 66 $ 94
Number of shares      
Number of shares - Beginning balance 4,200,000 5,800,000  
Shares purchased (in shares) 27,400,000    
Shares transferred to Group beneficiaries (in shares) (3,200,000) (1,600,000)  
Number of shares - Ending balance 28,400,000 4,200,000 5,800,000
Treasury shares excluding Employees' Share Trust      
Treasury shares - Beginning balance $ 51 $ 53  
Shares purchased 502    
Shares transferred to Group beneficiaries (44) (2)  
Treasury shares - Ending balance $ 509 $ 51 $ 53
Number of shares      
Number of shares - Beginning balance 3,300,000 3,400,000  
Shares purchased (in shares) 27,400,000    
Shares transferred to Group beneficiaries (in shares) (2,700,000) (100,000)  
Number of shares - Ending balance 28,000,000 3,300,000 3,400,000
Employees Share Trust      
Treasury shares - Beginning balance $ 15 $ 41  
Shares transferred to Group beneficiaries (9) (26)  
Treasury shares - Ending balance $ 6 $ 15 $ 41
Number of shares      
Number of shares - Beginning balance 900,000 2,400,000  
Shares transferred to Group beneficiaries (in shares) (500,000) (1,500,000)  
Number of shares - Ending balance 400,000 900,000 2,400,000
[1] Refer to Note 19.2 for further information.