v3.26.1
Financial and capital risk management (Details 7)
$ in Millions
Jun. 30, 2026
USD ($)
Bunker Crude Oil [Member] | Risk Bunker Oil Price Decrease [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities $ (54)
Bunker Crude Oil [Member] | Risk Bunker Oil Price Decrease [Member] | Sensitivity Scenario I [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities (464)
Bunker Crude Oil [Member] | Risk Bunker Oil Price Decrease [Member] | Sensitivity Scenario II [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities (938)
Forwards Frieght [Member] | Risk Bunker Oil Price Decrease [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 16
Forwards Frieght [Member] | Risk Bunker Oil Price Decrease [Member] | Sensitivity Scenario I [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities (11)
Forwards Frieght [Member] | Risk Bunker Oil Price Decrease [Member] | Sensitivity Scenario II [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities (39)
Hedge Fixed Price Nickel Sales [Member] | Risk Nickel Price Decrease [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 18
Hedge Fixed Price Nickel Sales [Member] | Risk Nickel Price Decrease [Member] | Sensitivity Scenario I [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities (18)
Hedge Fixed Price Nickel Sales [Member] | Risk Nickel Price Decrease [Member] | Sensitivity Scenario II [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities $ (83)