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Bonds and Securities (Details) - BRL (R$)
R$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
IfrsStatementLineItems [Line Items]    
Bonds and securities R$ 495,495 R$ 431,056
Bonds and securities, current 4,763 93
Bonds and securities, noncurrent R$ 490,732 430,963
Units In Funds [Member]    
IfrsStatementLineItems [Line Items]    
Index CDI  
Bonds and securities R$ 410,012 353,454
Bank Deposit Certificates [Member]    
IfrsStatementLineItems [Line Items]    
Index  96% to 101% of CDI   
Bonds and securities R$ 85,483 R$ 77,602