v3.26.1
Leases (Details 1) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
IfrsStatementLineItems [Line Items]    
Lease liabilities, beginning $ 713  
Additions and contact modifications 96  
Payment (174)  
Interest 31  
Translation adjustment 39  
Lease liabilities, ending 668  
Transfer to held for sale (37)  
Current liabilities 15,870 $ 13,090
Non-current liabilities 36,305 32,534
Lease liabilities 668 713
Lease liabilities [member]    
IfrsStatementLineItems [Line Items]    
Current liabilities 160 147
Non-current liabilities 508 $ 566
Ports [Member]    
IfrsStatementLineItems [Line Items]    
Lease liabilities, beginning 54  
Additions and contact modifications (8)  
Payment (21)  
Interest 2  
Translation adjustment 4  
Lease liabilities, ending 31  
Vessels [Member]    
IfrsStatementLineItems [Line Items]    
Lease liabilities, beginning 356  
Additions and contact modifications 44  
Payment (65)  
Interest 13  
Translation adjustment 2  
Lease liabilities, ending 350  
Pelletizing Plants [Member]    
IfrsStatementLineItems [Line Items]    
Lease liabilities, beginning 126  
Additions and contact modifications  
Payment (51)  
Interest 6  
Translation adjustment 16  
Lease liabilities, ending 97  
Properties [Member]    
IfrsStatementLineItems [Line Items]    
Lease liabilities, beginning 107  
Additions and contact modifications 31  
Payment (20)  
Interest 5  
Translation adjustment 11  
Lease liabilities, ending 97  
Transfer to held for sale (37)  
Energy Plants [Member]    
IfrsStatementLineItems [Line Items]    
Lease liabilities, beginning 43  
Additions and contact modifications  
Payment (3)  
Interest 3  
Lease liabilities, ending 43  
Other [Member]    
IfrsStatementLineItems [Line Items]    
Lease liabilities, beginning 27  
Additions and contact modifications 29  
Payment (14)  
Interest 2  
Translation adjustment 6  
Lease liabilities, ending $ 50