v3.26.1
Related parties (Details Narrative) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
IfrsStatementLineItems [Line Items]    
Supplier and contractors $ 234 $ 230
Liabilities Financial instruments and other liabilities 340 501
Pelletizing Companies [Member]    
IfrsStatementLineItems [Line Items]    
Supplier and contractors 28 49
Liabilities Financial instruments and other liabilities 235 291
Mrs Logistica S.a. [Member]    
IfrsStatementLineItems [Line Items]    
Supplier and contractors 25 32
Vale Oman Distribution Center [Member]    
IfrsStatementLineItems [Line Items]    
Supplier and contractors 49 44
Vli S.a. [Member]    
IfrsStatementLineItems [Line Items]    
Supplier and contractors 3 2
Liabilities Financial instruments and other liabilities 81 47
PTVI [Member]    
IfrsStatementLineItems [Line Items]    
Supplier and contractors 58 67
Anglo American [Member]    
IfrsStatementLineItems [Line Items]    
Supplier and contractors 28  
Other Associates And Joint Ventures [Member]    
IfrsStatementLineItems [Line Items]    
Supplier and contractors 43 24
Total for all related parties [member]    
IfrsStatementLineItems [Line Items]    
Supplier and contractors 234 218
Liabilities Financial instruments and other liabilities 316 338
Cosan [Member]    
IfrsStatementLineItems [Line Items]    
Supplier and contractors   1
Bradesco [Member]    
IfrsStatementLineItems [Line Items]    
Liabilities Financial instruments and other liabilities 24 163
Major Shareholders [Member]    
IfrsStatementLineItems [Line Items]    
Supplier and contractors   1
Liabilities Financial instruments and other liabilities $ 24 163
Pension Plan [Member]    
IfrsStatementLineItems [Line Items]    
Supplier and contractors   $ 11