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CONTINGENCIES (Details Narrative) - BRL (R$)
R$ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities R$ 91,560.7 R$ 82,445.0  
Total provisions 919.7 776.1 R$ 572.0
Recoverable tax credits 9,400.0    
Estimated financial effect of contingent assets 700.0    
Tax Credit Periods From 1990 to 2009 [member]      
IfrsStatementLineItems [Line Items]      
Recoverable tax credits 700.0    
Tax Credit Periods From 2015 to 2018 [member]      
IfrsStatementLineItems [Line Items]      
Recoverable tax credits 4,000.0    
Tax Credit Periods From 2009 to 2015 [member]      
IfrsStatementLineItems [Line Items]      
Recoverable tax credits 4,700.0    
Tax contingent liability related to disallowance on income tax deduction [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 2,300.0 2,100.0  
Tax Loss Offset [Member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 548.0 411.9  
The State of Amazonas [member] | The tax contingent liability [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 561.5 521.3  
States of Rio Grande do Sul and S?o Paulo [member] | The tax contingent liability [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 730.3 663.3  
State of Para?ba [member] | The tax contingent liability [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 591.4 540.5  
Tax contingent liability [member] | InBev holding brasil S.A. [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities R$ 11,100.0 10,400.0  
abev_EstimatedFinancialEffectOfContingentLiabilitiesPercentageReimbursement 70.00%    
Tax contingent liability [member] | Beverage Associates Holding Limited [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities R$ 2,200.0 2,300.0  
Tax contingent liability [member] | Cervecer?a Nacional Dominicana S.A. [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 1,300.0 900.0  
Tax contingent liability [member] | AROSUCO AROMAS E SUCOS LTDA. [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 581.5 534.5  
Tax contingent liability [member] | Relevant states [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 9,300.0 8,400.0  
Legal proceedings contingent liability [member] | Department of Federal Revenue of Brazil [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 7,300.0 7,500.0  
Total provisions 58.0 54.1  
Legal proceedings contingent liability [member] | Brazilian federal tax authorities [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 1,600.0 1,800.0  
Legal proceedings contingent liability [member] | States of S?o Paulo, Rio de Janeiro, Minas Gerais and other States [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 1,700.0 2,000.0  
Legal proceedings contingent liability [member] | State of Pernambuco [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 663.9 596.3  
Tax contingent liability related to expenses [member] | Brazilian Tax authorities [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 5,200.0 5,000.0  
Tax contingent liability related to taxes paid abroad [member] | Brazilian Tax authorities [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 12,600.0 11,300.0  
Tax contingent liability related to IOC expenses [member] | Brazilian federal tax authorities [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 13,800.0 10,500.0  
Tax contingent liability relating to Manaus Free Trade Zone - ZFM [member] | Brazilian federal tax authorities [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities 5,800.0 4,900.0  
Tax contingent liability relating to IPI excise taxes [member] | Brazilian federal tax authorities [member]      
IfrsStatementLineItems [Line Items]      
Estimated financial effect of contingent liabilities R$ 1,700.0 R$ 1,600.0