v3.26.1
Risk Management (Details 3) - BRL (R$)
R$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
IfrsStatementLineItems [Line Items]    
Assets R$ 21,665,330 R$ 17,601,626
Interest rate risk [member]    
IfrsStatementLineItems [Line Items]    
Liabilities (1,985,739)  
Probable Scenario [Member] | Interest rate risk [member] | Interest To Be Incurred [Member]    
IfrsStatementLineItems [Line Items]    
Liabilities (4,245,811)  
Probable Scenario [Member] | Interest rate risk [member] | Interest To Be Incurred 1 [Member]    
IfrsStatementLineItems [Line Items]    
Liabilities (222,864)  
Probable Scenario [Member] | Interest rate risk [member] | Financial Income [Member]    
IfrsStatementLineItems [Line Items]    
Assets 1,694,532  
Probable Scenario [Member] | Interest rate risk [member] | Operating Revenue [Member]    
IfrsStatementLineItems [Line Items]    
Assets 864,858  
C D I [Member] | Exposure [Member] | Interest rate risk [member]    
IfrsStatementLineItems [Line Items]    
Assets 12,261,445  
Liabilities R$ (30,722,218)  
C D I [Member] | Probable Scenario [Member] | Interest rate risk [member]    
IfrsStatementLineItems [Line Items]    
Assets Interest Rate 13.82%  
Liabilities Interest Rate 13.82%  
C D I Net Exposure [Member] | Exposure [Member] | Interest rate risk [member]    
IfrsStatementLineItems [Line Items]    
Exposure interest rate risk R$ (18,460,773)  
Exposure interest rate risk 18,460,773  
C D I Net Exposure [Member] | Probable Scenario [Member] | Interest rate risk [member]    
IfrsStatementLineItems [Line Items]    
Exposure interest rate risk (2,551,279)  
Exposure interest rate risk 2,551,279  
I P C A [Member] | Exposure [Member] | Interest rate risk [member]    
IfrsStatementLineItems [Line Items]    
Assets 21,665,330  
Liabilities R$ (5,582,893)  
I P C A [Member] | Probable Scenario [Member] | Interest rate risk [member]    
IfrsStatementLineItems [Line Items]    
Assets Interest Rate 3.99%  
Liabilities Interest Rate 3.99%  
I P C A Net Exposure [Member] | Exposure [Member] | Interest rate risk [member]    
IfrsStatementLineItems [Line Items]    
Exposure interest rate risk R$ (16,082,437)  
Exposure interest rate risk 16,082,437  
I P C A Net Exposure [Member] | Probable Scenario [Member] | Interest rate risk [member]    
IfrsStatementLineItems [Line Items]    
Exposure interest rate risk (641,995)  
Exposure interest rate risk 641,995  
T R [Member] | Exposure [Member] | Interest rate risk [member]    
IfrsStatementLineItems [Line Items]    
Liabilities R$ (1,629,756)  
T R [Member] | Probable Scenario [Member] | Interest rate risk [member]    
IfrsStatementLineItems [Line Items]    
Liabilities Interest Rate 0.0204%  
T R [Member] | Probable Scenario [Member] | Interest rate risk [member] | Interest To Be Incurred [Member]    
IfrsStatementLineItems [Line Items]    
Liabilities R$ (332)  
T J L P [Member] | Exposure [Member] | Interest rate risk [member]    
IfrsStatementLineItems [Line Items]    
Liabilities R$ (825,206)  
T J L P [Member] | Probable Scenario [Member] | Interest rate risk [member]    
IfrsStatementLineItems [Line Items]    
Liabilities Interest Rate 9.22%  
T J L P [Member] | Probable Scenario [Member] | Interest rate risk [member] | Interest To Be Incurred [Member]    
IfrsStatementLineItems [Line Items]    
Liabilities R$ (76,123)