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BONDS AND SECURITIES AT AMORTIZED COST (Details) - BRL (R$) R$ in Thousands | Dec. 31, 2024 | Dec. 31, 2023 | Jan. 02, 2023
--- | --- | --- | ---
IfrsStatementLineItems [Line Items] |  |  |
Brazilian government securities | R$ 139,751,396 | R$ 53,635,938 |
Corporate debt securities | 121,344,702 | 121,732,123 |
Balance on December 31, 2023 | 261,096,098 | 175,368,061 |
IFRS 17 [member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Amortized cost |  |  | R$ 36,639,102
At cost [member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Brazilian government securities | 145,278,232 | 54,282,125 |
Corporate debt securities | 121,713,735 | 120,924,952 |
Balance on December 31, 2023 | 266,991,967 | 175,207,077 |
Gross Unrealized Gains [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Brazilian government securities | 3,032,908 | 4,007,277 |
Corporate debt securities | 23,020 | 1,387,469 |
Balance on December 31, 2023 | 3,055,928 | 5,394,746 |
Gross Unrealized Losses [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Brazilian government securities | (8,559,744) | (4,653,464) |
Corporate debt securities | (392,053) | (580,298) |
Balance on December 31, 2023 | R$ (8,951,797) | R$ (5,233,762) |

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