v3.25.2
Dividends - Dividends to shareholders of the parent company (Details) - USD ($)
$ / shares in Units, $ in Millions
 6 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Jun. 30, 2024
Dividends Payable [Line Items]      
Dividends paid on ordinary shares (in usd per share) $ 0.46   $ 0.62
Dividends paid on ordinary shares $ 8,147   $ 11,691
Dividends recognised as distributions to owners 9,171 $ 4,415 12,685
Total coupons on capital securities classified as equity      
Dividends Payable [Line Items]      
Dividends on preference shares classified as equity 547   526
Dividends to shareholders      
Dividends Payable [Line Items]      
Dividends recognised as distributions to owners $ 8,694 $ 4,193 $ 12,217
– fourth interim dividend      
Dividends Payable [Line Items]      
Dividends paid on ordinary shares (in usd per share) $ 0.36   $ 0.31
Dividends paid on ordinary shares $ 6,397   $ 5,872
– first interim dividend      
Dividends Payable [Line Items]      
Dividends paid on ordinary shares (in usd per share) $ 0.10   $ 0.10
Dividends paid on ordinary shares $ 1,750   $ 1,877
– special dividend      
Dividends Payable [Line Items]      
Dividends paid on ordinary shares (in usd per share) $ 0   $ 0.21
Dividends paid on ordinary shares $ 0   $ 3,942