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Commitments and guarantee (Tables)
12 Months Ended
Dec. 31, 2022
Commitments And Guarantee  
Schedule of commitments
       
    December 31, 2022   December 31, 2021
Financial guarantees without registration effect   6,534   5,015
Purchase of energy   2,605   2,746
 Total   9,139   7,761
Schedule of guarantee
             
  December 31, 2022   December 31, 2021
  Guarantee Restricted cash Liability (i)   Guarantee Restricted cash Liability (i)
Associates and joint ventures 1,522 - 103   1,513 - 542
Assets retirement obligations 644 73 -   605 50 -
Loans and financing - - -   82 - -
  2,166 73 103   2,200 50 542

 

(i) The fair value of these financial guarantees is recorded as “Other financial liabilities” (note 14).