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INSURANCE CONTRACTS (Details 6) - BRL (R$) R$ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Notes and other explanatory information [abstract] |  |
Initial balances comprehensive income, beginning | R$ 1,265,455 | R$ 2,385,912
Changes in other comprehensive income | 2,349,169 | (1,120,457)
Income and expenses recognized in the period in other comprehensive income | 3,916,352 | (1,871,540)
Deferred taxes | (1,567,183) | 751,083
Closing balance comprehensive income, ending | R$ 3,614,624 | R$ 1,265,455

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