XML 233 R186.htm IDEA: XBRL DOCUMENT v3.24.1.u1
Provision for de-characterization of dam structures and asset retirement obligations (Details 2) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
IfrsStatementLineItems [Line Items]    
Balance at the beginning $ 3,882 $ 4,639
Disbursements (273) (127)
Revision to estimates and new provisions 425 (638)
Transfer to assets held for sale (84) (51)
Monetary and present value adjustments 143 85
Translation adjustment 186 (26)
Balance at the end 4,279 3,882
Provision for decommissioning, restoration and rehabilitation costs [member]    
IfrsStatementLineItems [Line Items]    
Balance at the beginning 3,545 4,342
Disbursements (172) (101)
Revision to estimates and new provisions 206 (684)
Transfer to assets held for sale (84) (49)
Monetary and present value adjustments 126 78
Translation adjustment 158 (41)
Balance at the end 3,779 3,545
Other environment related provision [member]    
IfrsStatementLineItems [Line Items]    
Balance at the beginning 337 297
Disbursements (101) (26)
Revision to estimates and new provisions 219 46
Transfer to assets held for sale (2)
Monetary and present value adjustments 17 7
Translation adjustment 28 15
Balance at the end $ 500 $ 337