v3.26.1
Financial and capital risk management (Details 5)
$ in Millions
Dec. 31, 2025
USD ($)
Depreciation [Member] | Risk Depreciation Price [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities $ 455
Depreciation [Member] | Risk Depreciation Price [Member] | Sensitivity Scenario I [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities (934)
Depreciation [Member] | Risk Depreciation Price [Member] | Sensitivity Scenario Ii [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities (2,324)
Interest Rate [Member] | Interest Rate Inside Brazil Decrease [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 455
Interest Rate [Member] | Interest Rate Inside Brazil Decrease [Member] | Sensitivity Scenario I [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 286
Interest Rate [Member] | Interest Rate Inside Brazil Decrease [Member] | Sensitivity Scenario Ii [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 90
Interest Rate [Member] | Brazilian Interest Rate Increase [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 455
Interest Rate [Member] | Brazilian Interest Rate Increase [Member] | Sensitivity Scenario I [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 101
Interest Rate [Member] | Brazilian Interest Rate Increase [Member] | Sensitivity Scenario Ii [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities (191)
TJLP Interest Rate [Member] | TJLP Interest Rate Increase [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 455
TJLP Interest Rate [Member] | TJLP Interest Rate Increase [Member] | Sensitivity Scenario I [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 453
TJLP Interest Rate [Member] | TJLP Interest Rate Increase [Member] | Sensitivity Scenario Ii [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 451
IPCA Index [Member] | IPCA Index Decrease [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 455
IPCA Index [Member] | IPCA Index Decrease [Member] | Sensitivity Scenario I [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 268
IPCA Index [Member] | IPCA Index Decrease [Member] | Sensitivity Scenario Ii [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 97
SOFR Interest Rate [Member] | SOFR Interest Rate Decrease [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 455
SOFR Interest Rate [Member] | SOFR Interest Rate Decrease [Member] | Sensitivity Scenario I [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities 429
SOFR Interest Rate [Member] | SOFR Interest Rate Decrease [Member] | Sensitivity Scenario Ii [Member]  
IfrsStatementLineItems [Line Items]  
Fair value of liabilities $ 403