v3.25.2
Taxes (Details 4) - USD ($)
$ in Millions
Jun. 30, 2025
Dec. 31, 2024
IfrsStatementLineItems [Line Items]    
Current tax assets, current $ 1,335 $ 1,100
Current tax assets, non-current 1,528 1,297
Current tax liabilities, current 1,020 574
Value Added Tax [Member]    
IfrsStatementLineItems [Line Items]    
Current tax assets, current 304 260
Current tax assets, non-current 16 3
Current tax liabilities, current 114 34
Brazilian Federal Contributions [Member]    
IfrsStatementLineItems [Line Items]    
Current tax assets, current 166 266
Current tax assets, non-current 1,167 975
Current tax liabilities, current 3 12
Income Taxes [Member]    
IfrsStatementLineItems [Line Items]    
Current tax assets, current 850 564
Current tax assets, non-current 345 319
Current tax liabilities, current 710 317
Financial Compensation For Exploration Of Mineral Resources [Member]    
IfrsStatementLineItems [Line Items]    
Current tax liabilities, current 64 63
Other energy transition metals [Member]    
IfrsStatementLineItems [Line Items]    
Current tax assets, current 15 10
Current tax liabilities, current $ 129 $ 148