v3.26.1
Financial and capital risk management (Details 10) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Net Investments Hedge [Member]      
IfrsStatementLineItems [Line Items]      
Gain (loss) recognised in other comprehensive income $ 273 $ (500) $ 139
Cash Flow Hedge Nickel And Palladium [Member]      
IfrsStatementLineItems [Line Items]      
Gain (loss) recognised in other comprehensive income $ (19)