v3.25.1
Equity (Details 6) - BRL (R$)
R$ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
IfrsStatementLineItems [Line Items]    
Income for the year R$ 3,213,274 R$ (2,028,559)
Legal reserve  
Reserve for tax incentives  
Net Income For Distribution [Member]    
IfrsStatementLineItems [Line Items]    
Income for the year 3,213,274  
Actuarial gain 11,978  
Interest on shareholdes' equity (1,145,999)  
Legal reserve (160,664)  
Capital increase reserve (482,573)  
Reserve for expansion (796,275)  
Reserve for tax incentives (639,741)  
Income Reserve [Member]    
IfrsStatementLineItems [Line Items]    
Income for the year  
Actuarial gain  
Interest on shareholdes' equity  
Legal reserve 160,664  
Capital increase reserve 482,573  
Reserve for expansion 796,275  
Reserve for tax incentives R$ 639,741  
Statutory reserve [member]    
IfrsStatementLineItems [Line Items]    
Limit on capital percentage 20.00%  
Capital Increase Reserve [Member]    
IfrsStatementLineItems [Line Items]    
Limit on capital percentage 20.00%  
Reserve For Expansion [Member]    
IfrsStatementLineItems [Line Items]    
Legal reserve  
Limit on capital percentage 80.00%  
Reserve for tax incentives