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SUBSEQUENT EVENTS -Issuance of debentures (Details) - Issuance of debentures
1 Months Ended
Apr. 30, 2024
BRL (R$)
Eletrbras fifth issuance of simple debentures  
SUBSEQUENT EVENTS  
Issuance of simple debentures R$ 3,008,795
Primary series  
SUBSEQUENT EVENTS  
Issuance of simple debentures 1,988,895
Secondary series  
SUBSEQUENT EVENTS  
Issuance of simple debentures 1,019,900
Eletrbras second issuance of simple debentures  
SUBSEQUENT EVENTS  
Issuance of simple debentures R$ 1,000,000