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RISK MANAGEMENT (Details 5) - BRL (R$) R$ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Financial Exposure Trading Portfolio Fair Value Assets [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | R$ 176,892,411 | R$ 115,188,138
Financial Exposure Trading Portfolio Fair Value Liabilities [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | 56,091,705 | 88,339,696
Financial Exposure Trading Portfolio Fair Value Fixed Rate [Member] | Financial Exposure Trading Portfolio Fair Value Assets [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | 124,477,896 | 74,840,828
Financial Exposure Trading Portfolio Fair Value Fixed Rate [Member] | Financial Exposure Trading Portfolio Fair Value Liabilities [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | 10,549,194 | 56,337,018
Financial Exposure Trading Portfolio Fair Value I G P M General Index Of Market Pricing I P C A Consumer Price Index [Member] | Financial Exposure Trading Portfolio Fair Value Assets [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | 2,438,885 | 14,938,784
Financial Exposure Trading Portfolio Fair Value I G P M General Index Of Market Pricing I P C A Consumer Price Index [Member] | Financial Exposure Trading Portfolio Fair Value Liabilities [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | 2,010,863 | 10,822,907
Financial Exposure Trading Portfolio Fair Value Exchange Coupon [Member] | Financial Exposure Trading Portfolio Fair Value Assets [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | 668,191 | 1,195,092
Financial Exposure Trading Portfolio Fair Value Exchange Coupon [Member] | Financial Exposure Trading Portfolio Fair Value Liabilities [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors |  | 963,862
Financial Exposure Trading Portfolio Fair Value Foreign Currency [Member] | Financial Exposure Trading Portfolio Fair Value Assets [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | 14,134,242 | 6,263,810
Financial Exposure Trading Portfolio Fair Value Foreign Currency [Member] | Financial Exposure Trading Portfolio Fair Value Liabilities [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | 13,689,527 | 6,391,302
Financial Exposure Trading Portfolio Fair Value Equities [Member] | Financial Exposure Trading Portfolio Fair Value Assets [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | 10,344,471 | 7,549,052
Financial Exposure Trading Portfolio Fair Value Equities [Member] | Financial Exposure Trading Portfolio Fair Value Liabilities [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | 9,979,524 | 5,926,077
Financial Exposure Trading Portfolio Fair Value Sovereign Eurobonds And Treasuries [Member] | Financial Exposure Trading Portfolio Fair Value Assets [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | 21,988,976 | 8,664,699
Financial Exposure Trading Portfolio Fair Value Sovereign Eurobonds And Treasuries [Member] | Financial Exposure Trading Portfolio Fair Value Liabilities [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | 19,627,310 | 7,497,824
Financial Exposure Trading Portfolio Fair Value Other [Member] | Financial Exposure Trading Portfolio Fair Value Assets [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | 2,839,750 | 1,735,873
Financial Exposure Trading Portfolio Fair Value Other [Member] | Financial Exposure Trading Portfolio Fair Value Liabilities [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Risk Factors | R$ 235,287 | R$ 400,706

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