v3.26.1
Banking Issuances (Details 1) - BRL (R$)
R$ in Thousands
12 Months Ended
Sep. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure of maturity analysis for derivative financial liabilities [line items]        
Deposits   R$ 28,427,994 R$ 24,089,234 R$ 16,188,440
Current deposits from customers   18,947,864 12,677,098  
Non-current deposits from customers   R$ 9,480,130 R$ 11,412,136  
Basis of interest rate risk exposure to CDI (percent)   107.00% 108.00%  
Due within 30 days        
Disclosure of maturity analysis for derivative financial liabilities [line items]        
Deposits   R$ 5,709,683 R$ 4,289,493  
Due within 31 to 120 days        
Disclosure of maturity analysis for derivative financial liabilities [line items]        
Deposits   6,186,359 5,258,608  
Due within 121 to 180 days        
Disclosure of maturity analysis for derivative financial liabilities [line items]        
Deposits   2,509,993 763,642  
Due within 181 days to 360 days        
Disclosure of maturity analysis for derivative financial liabilities [line items]        
Deposits   4,541,829 2,365,355  
Due within 361 days or more days        
Disclosure of maturity analysis for derivative financial liabilities [line items]        
Deposits   9,480,130 11,412,136  
Certificate of Deposit        
Disclosure of maturity analysis for derivative financial liabilities [line items]        
Deposits   R$ 16,401,956 R$ 17,038,525  
Basis of interest rate risk exposure to CDI (percent)   103.00% 109.00%  
Interbank deposits        
Disclosure of maturity analysis for derivative financial liabilities [line items]        
Deposits   R$ 12,026,038 R$ 7,050,709  
Basis of interest rate risk exposure to CDI (percent)   107.00% 110.00%  
Public financial letter        
Disclosure of maturity analysis for derivative financial liabilities [line items]        
Public financial letter issued R$ 1,000,000      
Public financial letter maturity date July 10, 2027      
Interest rate per year based on the CDI   0.45%    
Public financial letter | SWAP        
Disclosure of maturity analysis for derivative financial liabilities [line items]        
Basis of interest rate risk exposure to CDI (percent)   103.60%