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Risk and Capital Management (Details Narrative) - BRL (R$)
R$ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
IfrsStatementLineItems [Line Items]    
Expected credit loss percentage 100.00% 100.00%
Total credit and finance lease operations R$ 362,705.0 R$ 326,862.0
Total assets repossessed R$ 336.0 258.0
VaR calculation confidence level percentage 99.00%  
VaR calculation period historical period of 4 years (1000 business days)  
Value at risk R$ 734.0 R$ 696.0
Percentage of VaR of total stockholders' equity 0.40% 0.30%
Percentage of aggregate funds from customers available on demand 31.50%  
Funds from clients R$ 373.0  
Liquid assets R$ 259.0  
Percentage of financial assets 100.00% 100.00%
Capital Adequcy ratio 15.00% 14.70%
Percentage of reinsurance premiums operations 32.00% 38.00%
Surplus Capital in relation to the Minimum Referential Equity Required R$ 86,328.0  
Additional Tier I Capital, Required 43,350.0 R$ 34,615.0
Increase Decrease in Referential Equity R$ 55,748.0 R$ 56,280.0
Credit risk [member]    
IfrsStatementLineItems [Line Items]    
Percentage of reinsurance premiums operations   0.30%
Credit risk [member] | Mapfre Re Do Brasil Companhia De Resseguros Member [Member]    
IfrsStatementLineItems [Line Items]    
Percentage of reinsurance premiums operations 31.00% 36.00%
Credit risk [member] | Austral Ressugodara SA Member [Member]    
IfrsStatementLineItems [Line Items]    
Percentage of reinsurance premiums operations 11.00% 4.00%
subordinated debt ,Tier I capital [Member]    
IfrsStatementLineItems [Line Items]    
subordinated debt ,Tier I capital R$ 18,336.0 R$ 18,167.0
subordinated debt ,Tier II capital [Member]    
IfrsStatementLineItems [Line Items]    
subordinated debt ,Tier I capital   19,469.0
subordinated debt ,Tier II capital R$ 18,431.0  
Short term redeemable obligation [Member]    
IfrsStatementLineItems [Line Items]    
Percentage of financial assets 69.40%  
Funding [Member]    
IfrsStatementLineItems [Line Items]    
Percentage of financial assets 21.90%  
Total assets [Member]    
IfrsStatementLineItems [Line Items]    
Percentage of financial assets 16.20%  
Average [Member]    
IfrsStatementLineItems [Line Items]    
Value at risk R$ 678.0 441.0
Top of range [member]    
IfrsStatementLineItems [Line Items]    
Value at risk R$ 1,172.0 R$ 707.0
Capital Adequcy ratio 15.00%  
Percentage of adjusted capital ratio 50.00%  
Percentage of fixed assets ratio   16.90%
Bottom of range [member]    
IfrsStatementLineItems [Line Items]    
Value at risk R$ 494.0 R$ 198.0
Surplus Capital in relation to the Minimum Referential Equity Required   R$ 77,490.0
Percentage of fixed assets ratio 19.90%  
Optimistic [Member] | Brazil [Member]    
IfrsStatementLineItems [Line Items]    
Expected credit loss percentage 15.00%  
Base Case Scenario [Member] | Brazil [Member]    
IfrsStatementLineItems [Line Items]    
Expected credit loss percentage 50.00%  
Pessimistic Scenario [Member] | Brazil [Member]    
IfrsStatementLineItems [Line Items]    
Expected credit loss percentage 35.00%