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PROVISIONS, CONTINGENT LIABILITIES AND CONTINGENT ASSETS (Details 3) - BRL (R$) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
IfrsStatementLineItems [Line Items] |  |  |
Total updated amount of possible risk/loass | R$ 506.2 | R$ 543.9 | R$ 689.7
Uncertainty Over The Treatment Of Income Taxes [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Deductibility of IOC expenses | 30,782.0 | 28,126.0 |
Disallowance of tax paid abroad | 19,091.0 | 15,932.0 |
Foreign Earnings | 7,996.0 | 5,667.0 |
Goodwill Inbev Holding | 7,689.0 | 6,836.0 |
Goodwill BAH | 1,589.0 | 1,482.0 |
Goodwill CND Holding | 1,040.0 | 962.0 |
Goodwill MAG | 330.0 | 301.0 |
Presumed Profit | 601.0 | 558.0 |
Disallowance on Income Tax deduction | 192.0 | 2,861.0 |
Icmsst Trigger [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Total updated amount of possible risk/loass | 11,987.0 | 11,966.0 |
Manaus Free Trade Zone [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Total updated amount of possible risk/loass | 7,257.0 | 6,817.0 |
I P I Suspension [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Total updated amount of possible risk/loass | 1,264.0 | 1,098.0 |
I C M S Z F M [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Total updated amount of possible risk/loass | 961.0 | 883.0 |
I C M S Prodepe [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Total updated amount of possible risk/loass | 924.0 | 916.0 |
I C M S F A I N [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Total updated amount of possible risk/loass | 762.0 | 707.0 |
I C M S A M [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Total updated amount of possible risk/loass | 705.0 | 643.0 |
I C M S M I P [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Total updated amount of possible risk/loass | 680.0 | 595.0 |
Social Contributions Other Credits [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Total updated amount of possible risk/loass | 615.0 | 560.0 |
Social Contributions Over Products [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Total updated amount of possible risk/loass | 554.0 | 558.0 |
I C M S Fiscal War [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Total updated amount of possible risk/loass | 537.0 | 500.0 |
Proposed Class Action In Quebec [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Total updated amount of possible risk/loass |  |  |
Tax Fines On Brazilian Corporate Income Tax Ancillary Obligation [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Total updated amount of possible risk/loass | R$ 994.0 | R$ 700.0 |

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