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Provision for de-characterization of dam structures and asset retirement obligations (Details 2)
$ in Millions
 6 Months Ended
Jun. 30, 2024
USD ($)
IfrsStatementLineItems [Line Items]  
Balance at the beginning $ 4,279
Disbursements (121)
Revision to estimates (184)
Monetary and present value adjustments 77
Translation adjustment (349)
Balance at the end 3,702
Provision for decommissioning, restoration and rehabilitation costs [member]  
IfrsStatementLineItems [Line Items]  
Balance at the beginning 3,779
Disbursements (85)
Revision to estimates (201)
Monetary and present value adjustments 65
Translation adjustment (294)
Balance at the end 3,264
Other environment related provision [member]  
IfrsStatementLineItems [Line Items]  
Balance at the beginning 500
Disbursements (36)
Revision to estimates 17
Monetary and present value adjustments 12
Translation adjustment (55)
Balance at the end $ 438