ANHEUSER-BUSCH INBEV SA/NV (SEC Filing Page | XBRL Cloud Viewer | XBRL Instance)

Line	Label	Object Class	Period Type	Balance	Report ElementName
1	1001 - Document - Document and Entity Information	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DocumentandEntityInformation
2	Implied Table	Table	*	*	implied:Table
3	Document and entity information [abstract]	Abstract			bud:DocumentAndEntityInformationAbstract
4	Document Type	Concept (Submission Type)	For Period		dei:DocumentType
5	Amendment Flag	Concept (Yes/No)	For Period		dei:AmendmentFlag
6	Document Period End Date	Concept (Date)	For Period		dei:DocumentPeriodEndDate
7	Document Fiscal Year Focus	Concept (Year)	For Period		dei:DocumentFiscalYearFocus
8	Document Fiscal Period Focus	Concept (Fiscal Period)	For Period		dei:DocumentFiscalPeriodFocus
9	Trading Symbol	Concept (Text/String)	For Period		dei:TradingSymbol
10	Entity Registrant Name	Concept (Text/String)	For Period		dei:EntityRegistrantName
11	Entity Central Index Key	Concept (CIK Number)	For Period		dei:EntityCentralIndexKey
12	Current Fiscal Year End Date	Concept (Month/Day)	For Period		dei:CurrentFiscalYearEndDate
13	Entity Well-known Seasoned Issuer	Concept (Yes/No)	For Period		dei:EntityWellKnownSeasonedIssuer
14	Entity Current Reporting Status	Concept (Yes/No)	For Period		dei:EntityCurrentReportingStatus
15	Entity Filer Category	Concept (Filer Category)	For Period		dei:EntityFilerCategory
16	Entity Emerging Growth Company	Concept (Yes/No)	For Period		dei:EntityEmergingGrowthCompany
17	Entity Shell Company	Concept (Yes/No)	For Period		dei:EntityShellCompany
18	Entity Common Stock, Shares Outstanding	Concept (Shares)	As Of		dei:EntityCommonStockSharesOutstanding
19	1003 - Statement - Consolidated Income Statement	Network	*	*	http://www.ab-inbev.com/taxonomy/role/StatementOfComprehensiveIncomeProfitOrLossByFunctionOfExpense-310000
20	Implied Table	Table	*	*	implied:Table
21	Profit or loss [abstract]	Abstract			ifrs-full:IncomeStatementAbstract
22	Revenue	Concept (Monetary)	For Period	Credit	ifrs-full:Revenue
23	Cost of sales	Concept (Monetary)	For Period	Debit	ifrs-full:CostOfSales
24	Gross profit	Concept (Monetary)	For Period	Credit	ifrs-full:GrossProfit
25	Distribution expenses	Concept (Monetary)	For Period	Debit	ifrs-full:DistributionCosts
26	Sales and marketing expenses	Concept (Monetary)	For Period	Debit	ifrs-full:SalesAndMarketingExpense
27	Administrative expenses	Concept (Monetary)	For Period	Debit	ifrs-full:AdministrativeExpense
28	Other operating income/(expenses)	Concept (Monetary)	For Period	Credit	ifrs-full:OtherOperatingIncomeExpense
29	Restructuring	Concept (Monetary)	For Period	Debit	bud:ExceptionalRestructuringCharges
30	Acquisition costs business combinations	Concept (Monetary)	For Period	Debit	bud:ExceptionalAcquisitionCostBusinessCombinations
31	Business and asset disposal	Concept (Monetary)	For Period	Credit	bud:ExceptionalGainLossOnBusinessAndAssetDisposal
32	Provision for EU investigation	Concept (Monetary)	For Period	Debit	bud:ProvisionForEUInvestigation
33	Profit from operations	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromOperatingActivities
34	Finance cost	Concept (Monetary)	For Period	Debit	ifrs-full:FinanceCosts
35	Finance income	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncome
36	Net finance income/(cost)	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncomeCost
37	Share of result of associates and joint ventures	Concept (Monetary)	For Period	Credit	ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
38	Profit before tax	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossBeforeTax
39	Income tax expense	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
40	Profit from continuing operations	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromContinuingOperations
41	Profit from discontinued operations	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromDiscontinuedOperations
42	Profit of the period	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
43	Profit from continuing operations attributable to:	Abstract			bud:ProfitLossFromContinuingOperationsAttributableToAbstract
44	Equity holders of AB InBev	Concept (Monetary)	For Period	Credit	bud:ProfitLossFromContinuingOperationsAttributableToOwnersOfParent
45	Non-controlling interest	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromContinuingOperationsAttributableToNoncontrollingInterests
46	Attributable to:	Abstract			ifrs-full:ProfitLossAttributableToAbstract
47	Equity holders of AB InBev	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossAttributableToOwnersOfParent
48	Non-controlling interest	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossAttributableToNoncontrollingInterests
49	Basic earnings per share	Concept (Share)	For Period		ifrs-full:BasicEarningsLossPerShare
50	Diluted earnings per share	Concept (Share)	For Period		ifrs-full:DilutedEarningsLossPerShare
51	Basic earnings per share from continuing operations	Concept (Share)	For Period		ifrs-full:BasicEarningsLossPerShareFromContinuingOperations
52	Diluted earnings per share from continuing operations	Concept (Share)	For Period		ifrs-full:DilutedEarningsLossPerShareFromContinuingOperations
53	1004 - Statement - Consolidated Statement of Comprehensive Income	Network	*	*	http://www.ab-inbev.com/taxonomy/role/StatementOfComprehensiveIncomeOCIComponentsPresentedNetOfTax-410000
54	Implied Table	Table	*	*	implied:Table
55	Statement of comprehensive income [abstract]	Abstract			ifrs-full:StatementOfComprehensiveIncomeAbstract
56	Profit of the period	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
57	Other comprehensive income: items that will not be reclassified to profit or loss:	Abstract			ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTaxAbstract
58	Re-measurements of post-employment benefits	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
59	Other comprehensive income that will not be reclassified to profit or loss, net of tax	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax
60	Other comprehensive income: items that may be reclassified subsequently to profit or loss:	Abstract			ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract
61	Exchange differences on translation of foreign operations	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation
62	Foreign exchange contracts recognized in equity in relation to the SAB combination	Concept (Monetary)	For Period	Credit	ifrs-full:GainsLossesOnHedgesOfNetInvestmentsInForeignOperationsNetOfTax
63	Foreign exchange contracts reclassified from equity in relation to the SAB combination	Concept (Monetary)	For Period	Debit	ifrs-full:ReclassificationAdjustmentsOnHedgesOfNetInvestmentsInForeignOperationsNetOfTax
64	Effective portion of changes in fair value of net investment hedges	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeNetOfTaxHedgesOfNetInvestmentsInForeignOperations
65	Cash flow hedges recognized in equity	Concept (Monetary)	For Period	Credit	ifrs-full:GainsLossesOnCashFlowHedgesNetOfTax
66	Cash flow hedges reclassified from equity to profit or loss	Concept (Monetary)	For Period	Debit	ifrs-full:ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax
67	Other comprehensive income that will be reclassified to profit or loss net of tax	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax
68	Other comprehensive income, net of tax	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncome
69	Total comprehensive income	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncome
70	Attributable to:	Abstract			ifrs-full:ComprehensiveIncomeAttributableToAbstract
71	Equity holders of AB InBev	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent
72	Non-controllinginterest	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncomeAttributableToNoncontrollingInterests
73	1005 - Statement - Consolidated Statement of Financial Position	Network	*	*	http://www.ab-inbev.com/taxonomy/role/StatementOfFinancialPositionOrderOfLiquidity-220000
74	Implied Table	Table	*	*	implied:Table
75	Statement of financial position [abstract]	Abstract			ifrs-full:StatementOfFinancialPositionAbstract
76	ASSETS	Abstract			ifrs-full:AssetsAbstract
77	Non-current assets	Abstract			ifrs-full:NoncurrentAssetsAbstract
78	Property, plant and equipment	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipment
79	Goodwill	Concept (Monetary)	As Of	Debit	ifrs-full:Goodwill
80	Intangible assets	Concept (Monetary)	As Of	Debit	ifrs-full:IntangibleAssetsOtherThanGoodwill
81	Investments in associates and joint ventures	Concept (Monetary)	As Of	Debit	ifrs-full:InvestmentsInSubsidiariesJointVenturesAndAssociates
82	Investment securities	Concept (Monetary)	As Of	Debit	bud:InvestmentSecuritiesNonCurrent
83	Deferred tax assets	Concept (Monetary)	As Of	Debit	ifrs-full:DeferredTaxAssets
84	Employee benefits	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentRecognisedAssetsDefinedBenefitPlan
85	Income tax receivables	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentTaxAssetsNoncurrent
86	Derivatives	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentDerivativeFinancialAssets
87	Trade and other receivables	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentReceivables
88	Non-current assets	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentAssets
89	Current assets	Abstract			ifrs-full:CurrentAssetsAbstract
90	Investment securities	Concept (Monetary)	As Of	Debit	bud:InvestmentSecuritiesCurrent
91	Inventories	Concept (Monetary)	As Of	Debit	ifrs-full:Inventories
92	Income tax receivables	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentTaxAssetsCurrent
93	Derivatives	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentDerivativeFinancialAssets
94	Trade and other receivables	Concept (Monetary)	As Of	Debit	ifrs-full:TradeAndOtherCurrentReceivables
95	Cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
96	Assets classified as held for sale	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners
97	Current assets	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentAssets
98	Total assets	Concept (Monetary)	As Of	Debit	ifrs-full:Assets
99	EQUITY AND LIABILITIES	Abstract			ifrs-full:EquityAndLiabilitiesAbstract
100	Equity	Abstract			ifrs-full:EquityAbstract
101	Issued capital	Concept (Monetary)	As Of	Credit	ifrs-full:IssuedCapital
102	Share premium	Concept (Monetary)	As Of	Credit	ifrs-full:SharePremium
103	Reserves	Concept (Monetary)	As Of	Credit	bud:Reserves
104	Retained earnings	Concept (Monetary)	As Of	Credit	ifrs-full:RetainedEarnings
105	Equity attributable to equity holders of AB InBev	Concept (Monetary)	As Of	Credit	ifrs-full:EquityAttributableToOwnersOfParent
106	Non-controlling interests	Concept (Monetary)	As Of	Credit	ifrs-full:NoncontrollingInterests
107	Total equity	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
108	Non-current liabilities	Abstract			ifrs-full:NoncurrentLiabilitiesAbstract
109	Interest-bearing loans and borrowings	Concept (Monetary)	As Of	Credit	bud:InterestBearingLoansAndBorrowingsNoncurrent
110	Employee benefits	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentRecognisedLiabilitiesDefinedBenefitPlan
111	Deferred tax liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:DeferredTaxLiabilities
112	Income tax payables	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentTaxLiabilitiesNoncurrent
113	Derivatives	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentDerivativeFinancialLiabilities
114	Trade and other payables	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentPayables
115	Provisions	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentProvisions
116	Non-current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentLiabilities
117	Current liabilities	Abstract			ifrs-full:CurrentLiabilitiesAbstract
118	Bank overdrafts	Concept (Monetary)	As Of	Credit	bud:BankOverdraft
119	Interest-bearing loans and borrowings	Concept (Monetary)	As Of	Credit	bud:InterestBearingLoansAndBorrowingsCurrent
120	Income tax payables	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentTaxLiabilitiesCurrent
121	Derivatives	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentDerivativeFinancialLiabilities
122	Trade and other payables	Concept (Monetary)	As Of	Credit	ifrs-full:TradeAndOtherCurrentPayables
123	Provisions	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentProvisions
124	Current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentLiabilities
125	Total equity and liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:EquityAndLiabilities
126	1006 - Statement - Consolidated Statement of Changes in Equity	Network	*	*	http://www.ab-inbev.com/taxonomy/role/StatementOfChangesInEquity-610000
127	Statement of changes in equity [table]	Table	*	*	ifrs-full:StatementOfChangesInEquityTable
128	Components of equity [axis]	Axis			ifrs-full:ComponentsOfEquityAxis
129	Equity [member]	Member			ifrs-full:EquityMember
130	Issued capital [member]	Member			ifrs-full:IssuedCapitalMember
131	Share premium [member]	Member			ifrs-full:SharePremiumMember
132	Treasury shares [member]	Member			ifrs-full:TreasurySharesMember
133	Reserves [member]	Member			bud:ReserveMember
134	Share-based payment reserves [member]	Member			ifrs-full:ReserveOfSharebasedPaymentsMember
135	OCI reserves [member]	Member			ifrs-full:ReserveOfGainsAndLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember
136	Deferred share instrument [member]	Member			bud:DeferredSharesInstrumentsMember
137	Retained earnings [member]	Member			ifrs-full:RetainedEarningsMember
138	Equity attributable to owners of parent [member]	Member			ifrs-full:EquityAttributableToOwnersOfParentMember
139	Non-controlling interest [member]	Member			ifrs-full:NoncontrollingInterestsMember
140	Statement of changes in equity [line items]	LineItems			ifrs-full:StatementOfChangesInEquityLineItems
141	Beginning balance	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
142	Impact of adopting IFRSs 9 and 151	Concept (Monetary)	For Period	Credit	bud:IncreaseDecreaseOfAdoptingIfrs9And152
143	Beginning balance, as adjusted	Concept (Monetary)	As Of	Credit	bud:StockholdersEquityAdjustedBalance
144	Profit	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
145	Other comprehensive income	Abstract			ifrs-full:ComprehensiveIncomeAbstract
146	Exchange differences on translation of foreign operations (gains/(losses))	Concept (Monetary)	For Period	Credit	ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationNetOfTax
147	Foreign exchange contracts recognized in equity in relation to the SAB combination	Concept (Monetary)	For Period	Credit	bud:OtherComprehensiveIncomeNetOfTaxForeignExchangeContractsRecognized
148	Foreign exchange contracts reclassified from equity in relation to the SAB combination	Concept (Monetary)	For Period	Debit	bud:ReclassificationAdjustmentsOnForeignExchangeContractsRecognizedNetOfTax
149	Cash flow hedges	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeNetOfTaxCashFlowHedges
150	Re-measurements of post-employment benefits	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
151	Total comprehensive income	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncome
152	Issuance of restricted shares for SAB ordinary shares	Concept (Monetary)	For Period	Credit	bud:IssueOfRestrictedSharesForOrdinaryShares
153	Transfer to reserves	Concept (Monetary)	For Period	Credit	bud:IncreaseDecreaseThroughTransferToCapitalReserveEquity
154	Acquisitions through business combinations	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughAcquisitionOfSubsidiary
155	Dividends	Concept (Monetary)	For Period	Debit	ifrs-full:DividendsPaid
156	Treasury shares	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughTreasuryShareTransactions
157	Share-based payments	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions
158	Purchase/(sale) of non-controlling interest	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl
159	Hyperinflation monetary adjustments	Concept (Monetary)	For Period	Credit	bud:IncreaseDecreaseThroughHyperinflationAdjustments
160	Scope and other changes	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesEquity
161	Ending balance	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
162	1007 - Statement - Consolidated Statement of Cash Flows	Network	*	*	http://www.ab-inbev.com/taxonomy/role/StatementOfCashFlowsIndirectMethod-520000
163	Implied Table	Table	*	*	implied:Table
164	Statement of cash flows [abstract]	Abstract			ifrs-full:StatementOfCashFlowsAbstract
165	OPERATING ACTIVITIES	Abstract			ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
166	Profit of the period	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
167	Depreciation, amortization and impairment	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForDepreciationAndAmortisationExpense
168	Impairment losses on receivables, inventories and other assets	Concept (Monetary)	For Period	Debit	bud:ImpairmentLossesOnReceivablesInventoriesAndOtherAssets
169	Additions/(reversals) in provisions and employee benefits	Concept (Monetary)	For Period	Debit	bud:AdjustmentsForIncreaseDecreaseInProvisionsAndEmployeeBenefits
170	Net finance cost/(income)	Concept (Monetary)	For Period	Credit	ifrs-full:AdjustmentsForFinanceIncomeCost
171	Loss/(gain) on sale of property, plant and equipment and intangible assets	Concept (Monetary)	For Period	Credit	ifrs-full:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment
172	Loss/(gain) on sale of subsidiaries, associates and assets held for sale	Concept (Monetary)	For Period	Credit	ifrs-full:AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates
173	Equity-settled share-based payment expense	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForSharebasedPayments
174	Income tax expense	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForIncomeTaxExpense
175	Other non-cash items included in profit	Concept (Monetary)	For Period	Debit	ifrs-full:OtherAdjustmentsForNoncashItems
176	Share of result of associates and joint ventures	Concept (Monetary)	For Period	Credit	ifrs-full:AdjustmentsForUndistributedProfitsOfAssociates
177	Cash flow from operating activities before changes in working capital and use of provisions	Concept (Monetary)	For Period		ifrs-full:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital
178	Decrease/(increase) in trade and other receivables	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables
179	Decrease/(increase) in inventories	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForDecreaseIncreaseInInventories
180	Increase/(decrease) in trade and other payables	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables
181	Pension contributions and use of provisions	Concept (Monetary)	For Period	Credit	bud:AdjustmentsForPensionContributionsAndUseOfProvisions
182	Cash generated from operations	Concept (Monetary)	For Period		ifrs-full:CashFlowsFromUsedInOperations
183	Interest paid	Concept (Monetary)	For Period	Credit	ifrs-full:InterestPaidClassifiedAsOperatingActivities
184	Interest received	Concept (Monetary)	For Period	Debit	ifrs-full:InterestReceivedClassifiedAsOperatingActivities
185	Dividends received	Concept (Monetary)	For Period	Debit	ifrs-full:DividendsReceivedClassifiedAsOperatingActivities
186	Income tax paid	Concept (Monetary)	For Period	Credit	ifrs-full:IncomeTaxesPaidClassifiedAsOperatingActivities
187	CASH FLOW FROM OPERATING ACTIVITIES	Concept (Monetary)	For Period		ifrs-full:CashFlowsFromUsedInOperatingActivities
188	INVESTING ACTIVITIES	Abstract			ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
189	Acquisition of property, plant and equipment and of intangible assets	Concept (Monetary)	For Period	Credit	ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
190	Proceeds from sale of property, plant and equipment and of intangible assets	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
191	Acquisition of SAB, net of cash acquired	Concept (Monetary)	For Period	Credit	bud:CashFlowsUsedInObtainingControlOfSubsidiariesClassifiedAsInvestingActivities
192	Proceeds from SAB transaction-related divestitures	Concept (Monetary)	For Period	Debit	bud:ProceedsFromTransactionRelatedDivestitures
193	Taxes on SAB transaction-related divestitures	Concept (Monetary)	For Period	Credit	bud:TaxesOnTransactionrelatedDivestitures
194	Acquisition of subsidiaries, net of cash acquired	Concept (Monetary)	For Period	Credit	ifrs-full:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities
195	Sale of subsidiaries, net of cash disposed of	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities
196	Net proceeds from sale/(acquisition) of investment in short-term debt securities	Concept (Monetary)	For Period	Debit	bud:ProceedsFromDisposalsOfInvestmentShortTermDebtSecurities
197	Net proceeds from sale/(acquisition) of other assets	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromOtherLongtermAssetsClassifiedAsInvestingActivities
198	Net repayments/(payments) of loans granted	Concept (Monetary)	For Period	Debit	bud:ProceedsForRepaymentOfBankLoans
199	CASH FLOW FROM INVESTING ACTIVITIES	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromUsedInInvestingActivities
200	FINANCING ACTIVITIES	Abstract			ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
201	Purchase of non-controlling interest	Concept (Monetary)	For Period	Credit	ifrs-full:PaymentsFromChangesInOwnershipInterestsInSubsidiaries
202	Proceeds from borrowings	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromNoncurrentBorrowings
203	Payments on borrowings	Concept (Monetary)	For Period	Credit	ifrs-full:RepaymentsOfNoncurrentBorrowings
204	Cash net finance (cost)/income other than interests	Concept (Monetary)	For Period	Debit	bud:CashFlowsNetFinanceCostIncomeOtherThanIntersts
205	Dividends paid	Concept (Monetary)	For Period	Credit	ifrs-full:DividendsPaidClassifiedAsFinancingActivities
206	CASH FLOW FROM FINANCING ACTIVITIES	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromUsedInFinancingActivities
207	Net increase/(decrease) in cash and cash equivalents	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges
208	Cash and cash equivalents less bank overdrafts at beginning of year	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition
209	Effect of exchange rate fluctuations	Concept (Monetary)	For Period	Debit	ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents
210	Cash and cash equivalents less bank overdrafts at end of period	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition
211	1008 - Disclosure - Corporate information	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfCorporateInformationExplanatory
212	Implied Table	Table	*	*	implied:Table
213	Text block [abstract]	Abstract			bud:TextBlockAbstract
214	Corporate information	Concept (Text Block (HTML))	For Period		bud:DisclosureOfCorporateInformationExplanatory
215	1009 - Disclosure - Statement of compliance	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfStatementOfComplianceExplanatory
216	Implied Table	Table	*	*	implied:Table
217	Text block [abstract]	Abstract			bud:TextBlockAbstract
218	Statement of compliance	Concept (Text Block (HTML))	For Period		bud:DisclosureOfStatementOfComplianceExplanatory
219	1010 - Disclosure - Summary of significant accounting policies	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory
220	Implied Table	Table	*	*	implied:Table
221	Text block [abstract]	Abstract			bud:TextBlockAbstract
222	Summary of significant accounting policies	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory
223	1011 - Disclosure - Use of estimates and judgments	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfUseOfEstimatesAndJudgmentsExplanatory
224	Implied Table	Table	*	*	implied:Table
225	Text block [abstract]	Abstract			bud:TextBlockAbstract
226	Use of estimates and judgments	Concept (Text Block (HTML))	For Period		bud:DisclosureOfUseOfEstimatesAndJudgmentsExplanatory
227	1012 - Disclosure - Segment reporting	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfEntitysReportableSegmentsExplanatory
228	Implied Table	Table	*	*	implied:Table
229	Text block [abstract]	Abstract			bud:TextBlockAbstract
230	Segment reporting	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfEntitysReportableSegmentsExplanatory
231	1013 - Disclosure - Acquisitions and disposals of subsidiaries	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfBusinessCombinationsExplanatory
232	Implied Table	Table	*	*	implied:Table
233	Text block [abstract]	Abstract			bud:TextBlockAbstract
234	Acquisitions and disposals of subsidiaries	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfBusinessCombinationsExplanatory
235	1014 - Disclosure - Other operating income/(expenses)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfOtherOperatingIncomeExpenseExplanatory
236	Implied Table	Table	*	*	implied:Table
237	Text block [abstract]	Abstract			bud:TextBlockAbstract
238	Other operating income/(expenses)	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfOtherOperatingIncomeExpenseExplanatory
239	1015 - Disclosure - Exceptional items	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfExceptionalItemsExplanatory
240	Implied Table	Table	*	*	implied:Table
241	Text block [abstract]	Abstract			bud:TextBlockAbstract
242	Exceptional items	Concept (Text Block (HTML))	For Period		bud:DisclosureOfExceptionalItemsExplanatory
243	1016 - Disclosure - Payroll and related benefits	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfPayrollAndRelatedBenefitsExplanatory
244	Implied Table	Table	*	*	implied:Table
245	Text block [abstract]	Abstract			bud:TextBlockAbstract
246	Payroll and related benefits	Concept (Text Block (HTML))	For Period		bud:DisclosureOfPayrollAndRelatedBenefitsExplanatory
247	1017 - Disclosure - Additional information on operating expenses by nature	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfOperatingExpenseByNatureExplanatory
248	Implied Table	Table	*	*	implied:Table
249	Text block [abstract]	Abstract			bud:TextBlockAbstract
250	Additional information on operating expenses by nature	Concept (Text Block (HTML))	For Period		bud:DisclosureOfOperatingExpenseByNatureExplanatory
251	1018 - Disclosure - Finance cost and income	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfFinanceIncomeExpenseExplanatory
252	Implied Table	Table	*	*	implied:Table
253	Text block [abstract]	Abstract			bud:TextBlockAbstract
254	Finance cost and income	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfFinanceIncomeExpenseExplanatory
255	1019 - Disclosure - Income taxes	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfIncomeTaxExplanatory
256	Implied Table	Table	*	*	implied:Table
257	Text block [abstract]	Abstract			bud:TextBlockAbstract
258	Income taxes	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfIncomeTaxExplanatory
259	1020 - Disclosure - Property, plant and equipment	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfPropertyPlantAndEquipmentExplanatory
260	Implied Table	Table	*	*	implied:Table
261	Text block [abstract]	Abstract			bud:TextBlockAbstract
262	Property, plant and equipment	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfPropertyPlantAndEquipmentExplanatory
263	1021 - Disclosure - Goodwill	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfGoodwillExplanatory
264	Implied Table	Table	*	*	implied:Table
265	Text block [abstract]	Abstract			bud:TextBlockAbstract
266	Goodwill	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfGoodwillExplanatory
267	1022 - Disclosure - Intangible assets	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfIntangibleAssetsExplanatory
268	Implied Table	Table	*	*	implied:Table
269	Text block [abstract]	Abstract			bud:TextBlockAbstract
270	Intangible assets	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfIntangibleAssetsExplanatory
271	1023 - Disclosure - Investments in associates	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfSignificantInvestmentsInAssociatesExplanatory
272	Implied Table	Table	*	*	implied:Table
273	Investments accounted for using equity method [abstract]	Abstract			ifrs-full:InvestmentsAccountedForUsingEquityMethodAbstract
274	Investments in associates	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesExplanatory
275	1024 - Disclosure - Investment securities	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfCashAndCashEquivalentsAndShortTermInvestmentsExplanatory
276	Implied Table	Table	*	*	implied:Table
277	Text block [abstract]	Abstract			bud:TextBlockAbstract
278	Investment securities	Concept (Text Block (HTML))	For Period		bud:DisclosureOfCashAndCashEquivalentsAndShortTermInvestmentsExplanatory
279	1025 - Disclosure - Deferred tax assets and liabilities	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfDeferredTaxAssetsAndLiabilitiesExplanatory
280	Implied Table	Table	*	*	implied:Table
281	Text block [abstract]	Abstract			bud:TextBlockAbstract
282	Deferred tax assets and liabilities	Concept (Text Block (HTML))	For Period		bud:DisclosureOfDeferredTaxAssetsAndLiabilitiesExplanatory
283	1026 - Disclosure - Inventories	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfInventoriesExplanatory
284	Implied Table	Table	*	*	implied:Table
285	Text block [abstract]	Abstract			bud:TextBlockAbstract
286	Inventories	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfInventoriesExplanatory
287	1027 - Disclosure - Trade and other receivables	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfTradeAndOtherReceivablesExplanatory
288	Implied Table	Table	*	*	implied:Table
289	Text block [abstract]	Abstract			bud:TextBlockAbstract
290	Trade and other receivables	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfTradeAndOtherReceivablesExplanatory
291	1028 - Disclosure - Cash and cash equivalents	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfCashAndCashEquivalentsExplanatory
292	Implied Table	Table	*	*	implied:Table
293	Text block [abstract]	Abstract			bud:TextBlockAbstract
294	Cash and cash equivalents	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory
295	1029 - Disclosure - Assets classified as held for sale, liabilities associated with assets held for sale and discontinued operations	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfAssetsClassifiedAsHeldForSaleAndDiscontinuedOperationsExplanatory
296	Implied Table	Table	*	*	implied:Table
297	Text block [abstract]	Abstract			bud:TextBlockAbstract
298	Assets classified as held for sale, liabilities associated with assets held for sale and discontinued operations	Concept (Text Block (HTML))	For Period		bud:DisclosureOfAssetsClassifiedAsHeldForSaleAndDiscontinuedOperationsExplanatory
299	1030 - Disclosure - Changes in equity and earnings per share	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfChangesInEquityAndEarningsPerShareExplanatory
300	Implied Table	Table	*	*	implied:Table
301	Text block [abstract]	Abstract			bud:TextBlockAbstract
302	Changes in equity and earnings per share	Concept (Text Block (HTML))	For Period		bud:DisclosureOfChangesInEquityAndEarningsPerShareExplanatory
303	1031 - Disclosure - Interest-bearing loans and borrowings	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfBorrowingsExplanatory
304	Implied Table	Table	*	*	implied:Table
305	Text block [abstract]	Abstract			bud:TextBlockAbstract
306	Interest-bearing loans and borrowings	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfBorrowingsExplanatory
307	1032 - Disclosure - Employee benefits	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfEmployeeBenefitsExplanatory
308	Implied Table	Table	*	*	implied:Table
309	Text block [abstract]	Abstract			bud:TextBlockAbstract
310	Employee benefits	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfEmployeeBenefitsExplanatory
311	1033 - Disclosure - Share-based payments	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfSharebasedPaymentArrangementsExplanatory
312	Implied Table	Table	*	*	implied:Table
313	Text block [abstract]	Abstract			bud:TextBlockAbstract
314	Share-based payments	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfSharebasedPaymentArrangementsExplanatory
315	1034 - Disclosure - Provisions	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfProvisionsExplanatory
316	Implied Table	Table	*	*	implied:Table
317	Text block [abstract]	Abstract			bud:TextBlockAbstract
318	Provisions	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfProvisionsExplanatory
319	1035 - Disclosure - Trade and other payables	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfTradeAndOtherPayablesExplanatory
320	Implied Table	Table	*	*	implied:Table
321	Text block [abstract]	Abstract			bud:TextBlockAbstract
322	Trade and other payables	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfTradeAndOtherPayablesExplanatory
323	1036 - Disclosure - Risks arising from financial instruments	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfRiskArisingFromFinancialInstruments
324	Implied Table	Table	*	*	implied:Table
325	Text block [abstract]	Abstract			bud:TextBlockAbstract
326	Risks arising from financial instruments	Concept (Text Block (HTML))	For Period		bud:DisclosureOfRiskArisingFromFinancialInstruments
327	1037 - Disclosure - Operating leases	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfLeasesExplanatory
328	Implied Table	Table	*	*	implied:Table
329	Text block [abstract]	Abstract			bud:TextBlockAbstract
330	Operating leases	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfLeasesExplanatory
331	1038 - Disclosure - Collateral and contractual commitments for the acquisition of property, plant and equipment, loans to customers and other	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfCollateralAndContractualCommitmentsExplanatory
332	Implied Table	Table	*	*	implied:Table
333	Text block [abstract]	Abstract			bud:TextBlockAbstract
334	Collateral and contractual commitments for the acquisition of property, plant and equipment, loans to customers and other	Concept (Text Block (HTML))	For Period		bud:DisclosureOfCollateralAndContractualCommitmentsExplanatory
335	1039 - Disclosure - Contingencies	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfContingentLiabilitiesExplanatory
336	Implied Table	Table	*	*	implied:Table
337	Text block [abstract]	Abstract			bud:TextBlockAbstract
338	Contingencies	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfContingentLiabilitiesExplanatory
339	1040 - Disclosure - Non-controlling interests	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfNoncontrollingInterestsExplanatory
340	Implied Table	Table	*	*	implied:Table
341	Text block [abstract]	Abstract			bud:TextBlockAbstract
342	Non-controlling interests	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfNoncontrollingInterestsExplanatory
343	1041 - Disclosure - Related parties	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfRelatedPartyExplanatory
344	Implied Table	Table	*	*	implied:Table
345	Text block [abstract]	Abstract			bud:TextBlockAbstract
346	Related parties	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfRelatedPartyExplanatory
347	1042 - Disclosure - Supplemental guarantor financial information	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfSupplementalGuarantorInformationExplanatory
348	Implied Table	Table	*	*	implied:Table
349	Text block [abstract]	Abstract			bud:TextBlockAbstract
350	Supplemental guarantor financial information	Concept (Text Block (HTML))	For Period		bud:DisclosureOfSupplementalGuarantorInformationExplanatory
351	1043 - Disclosure - Events after the balance sheet date	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfEventsAfterReportingPeriodExplanatory
352	Implied Table	Table	*	*	implied:Table
353	Text block [abstract]	Abstract			bud:TextBlockAbstract
354	Events after the balance sheet date	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory
355	1044 - Disclosure - AB InBev companies	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfInterestsInOtherEntitiesExplanatory
356	Implied Table	Table	*	*	implied:Table
357	Investments accounted for using equity method [abstract]	Abstract			ifrs-full:InvestmentsAccountedForUsingEquityMethodAbstract
358	AB InBev companies	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfInterestsInOtherEntitiesExplanatory
359	1045 - Disclosure - Summary of significant accounting policies (Policies)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfSummaryOfSignificantAccountingPoliciesExplanatoryPolicies
360	Implied Table	Table	*	*	implied:Table
361	Text block [abstract]	Abstract			bud:TextBlockAbstract
362	BASIS OF PREPARATION AND MEASUREMENT	Concept (Text Block (HTML))	For Period		bud:DescriptionOfAccountingPolicyForBasisOfPreparationAndMeasurementExplanatory
363	FUNCTIONAL AND PRESENTATION CURRENCY	Concept (Text Block (HTML))	For Period		bud:DescriptionOfAccountingPolicyForFunctionalAndPresentationCurrencyExplanatory
364	USE OF ESTIMATES AND JUDGMENTS	Concept (Text Block (HTML))	For Period		bud:DescriptionOfAccountingPolicyForUseOfEstimatesAndJudgmentsExplanatory
365	PRINCIPLES OF CONSOLIDATION	Concept (Text Block (HTML))	For Period		bud:DescriptionOfAccountingPolicyForPrinciplesOfConsolidationExplanatory
366	SUMMARY OF CHANGES IN ACCOUNTING POLICIES	Concept (Text Block (HTML))	For Period		bud:DescriptionOfAccountingPolicyForSummaryOfChangesInAccountingPoliciesExplanatory
367	FOREIGN CURRENCIES	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory
368	INTANGIBLE ASSETS	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForIntangibleAssetsOtherThanGoodwillExplanatory
369	BUSINESS COMBINATIONS	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory
370	GOODWILL	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForGoodwillExplanatory
371	PROPERTY, PLANT AND EQUIPMENT	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory
372	ACCOUNTING FOR LEASES	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForLeasesExplanatory
373	INVENTORIES	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForMeasuringInventories
374	TRADE AND OTHER RECEIVABLES	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForTradeAndOtherReceivablesExplanatory
375	CASH AND CASH EQUIVALENTS	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyToDetermineComponentsOfCashAndCashEquivalents
376	IMPAIRMENT	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForImpairmentOfAssetsExplanatory
377	FAIR VALUE MEASUREMENT	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForFairValueMeasurementExplanatory
378	SHARE CAPITAL	Concept (Text Block (HTML))	For Period		bud:DescriptionOfAccountingPolicyForShareCapitalExplanatory
379	PROVISIONS	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForProvisionsExplanatory
380	EMPLOYEE BENEFITS	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory
381	SHARE-BASED PAYMENTS	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForSharebasedPaymentTransactionsExplanatory
382	INTEREST-BEARING LOANS AND BORROWINGS	Concept (Text Block (HTML))	For Period		bud:DescriptionOfAccountingPolicyForInterestBearingLoansAndBorrowingsExplanatory
383	TRADE AND OTHER PAYABLES	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForTradeAndOtherPayablesExplanatory
384	INCOME TAX	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForIncomeTaxExplanatory
385	INCOME RECOGNITION	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForRecognitionOfRevenue
386	EXPENSES	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForExpensesExplanatory
387	FINANCIAL INSTRUMENTS AND HEDGE ACCOUNTING	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsExplanatory
388	SEGMENT REPORTING	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForSegmentReportingExplanatory
389	EXCEPTIONAL ITEMS	Concept (Text Block (HTML))	For Period		bud:DescriptionOfAccountingPolicyForNonrecurringItemsExplanatory
390	DISCONTINUED OPERATIONS AND NON-CURRENT ASSETS HELD FOR SALE	Concept (Text Block (HTML))	For Period		ifrs-full:DescriptionOfAccountingPolicyForNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperationsExplanatory
391	RECENTLY ISSUED IFRS	Concept (Text Block (HTML))	For Period		bud:DescriptionOfAccountingPolicyForRecentlyIssuedIFRSExplanatory
392	1046 - Disclosure - Summary of significant accounting policies (Tables)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfSummaryOfSignificantAccountingPoliciesExplanatoryTables
393	Implied Table	Table	*	*	implied:Table
394	Text block [abstract]	Abstract			bud:TextBlockAbstract
395	Summary of Exchange Rates	Concept (Text Block (HTML))	For Period		bud:DisclosureOfExchangeRatesExplanatory
396	Summary of Estimated Useful Live of Assets Expected Utility	Concept (Text Block (HTML))	For Period		bud:DisclosureOfEstimatedUsefulLivesOfAssetsExplanatory
397	1047 - Disclosure - Segment reporting (Tables)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfEntitysReportableSegmentsExplanatoryTables
398	Implied Table	Table	*	*	implied:Table
399	Text block [abstract]	Abstract			bud:TextBlockAbstract
400	Summary of Segment Reporting	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfOperatingSegmentsExplanatory
401	1048 - Disclosure - Acquisitions and disposals of subsidiaries (Tables)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfBusinessCombinationsExplanatoryTables
402	Implied Table	Table	*	*	implied:Table
403	Text block [abstract]	Abstract			bud:TextBlockAbstract
404	Summary of Impact of Acquisitions and Disposals on Consolidated Statements	Concept (Text Block (HTML))	For Period		bud:DisclosureOfAcquisitionsAndDisposalsExplanatory
405	1049 - Disclosure - Other operating income/(expenses) (Tables)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfOtherOperatingIncomeExpenseExplanatoryTables
406	Implied Table	Table	*	*	implied:Table
407	Text block [abstract]	Abstract			bud:TextBlockAbstract
408	Summary of Other Operating Income/(Expenses)	Concept (Text Block (HTML))	For Period		bud:DisclosureOfDetailedInformationAboutOtherOperatingIncomeExpensesExplanatory
409	1050 - Disclosure - Exceptional items (Tables)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfExceptionalItemsExplanatoryTables
410	Implied Table	Table	*	*	implied:Table
411	Text block [abstract]	Abstract			bud:TextBlockAbstract
412	Summary of Exceptional Items Included in Income Statement	Concept (Text Block (HTML))	For Period		bud:DisclosureOfComponentsOfExceptionalItemsExplanatory
413	1051 - Disclosure - Payroll and related benefits (Tables)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfPayrollAndRelatedBenefitsExplanatoryTables
414	Implied Table	Table	*	*	implied:Table
415	Text block [abstract]	Abstract			bud:TextBlockAbstract
416	Summary of Payroll and Related Benefits	Concept (Text Block (HTML))	For Period		bud:DisclosureOfPayrollAndRelatedEmployeeBenefitsExplanatory
417	Summary of Number of Full Time Equivalents	Concept (Text Block (HTML))	For Period		bud:DisclosureOfNumberOfEmployeesExplanatory
418	1052 - Disclosure - Additional information on operating expenses by nature (Tables)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfOperatingExpenseByNatureExplanatoryTables
419	Implied Table	Table	*	*	implied:Table
420	Text block [abstract]	Abstract			bud:TextBlockAbstract
421	Summary of Depreciation, Amortization and Impairment Charges	Concept (Text Block (HTML))	For Period		bud:DisclosureOfDepreciationAmortizationAndImpairmentLossesExplanatory
422	1053 - Disclosure - Finance cost and income (Tables)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfFinanceIncomeExpenseExplanatoryTables
423	Implied Table	Table	*	*	implied:Table
424	Text block [abstract]	Abstract			bud:TextBlockAbstract
425	Summary of Finance Costs Included in Income Statement	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfFinanceCostExplanatory
426	Summary of Finance Income Included in Income Statement	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfFinanceIncomeExplanatory
427	Summary of Interest Income	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfInterestIncomeExplanatory
428	1054 - Disclosure - Income taxes (Tables)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfIncomeTaxExplanatoryTables
429	Implied Table	Table	*	*	implied:Table
430	Text block [abstract]	Abstract			bud:TextBlockAbstract
431	Summary of Income Taxes	Concept (Text Block (HTML))	For Period		bud:DisclosureOfCurrentAndDeferredTaxChargeExplanatory
432	Summary of Reconciliation of Effective Tax Rate with Aggregated Weighted Nominal Tax Rate	Concept (Text Block (HTML))	For Period		bud:DisclosureOfReconciliationOfEffectiveTaxRateWithAggregatedWeightedNominalTaxRateExplanatory
433	Summary of Detail Information of Income Tax Recognized in Other Comprehensive Income	Concept (Text Block (HTML))	For Period		bud:DisclosureOfDetailInformationAboutOfIncomeTaxRecognizedInOtherComprehensiveIncomeExplanatory
434	1055 - Disclosure - Property, plant and equipment (Tables)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfPropertyPlantAndEquipmentExplanatoryTables
435	Implied Table	Table	*	*	implied:Table
436	Text block [abstract]	Abstract			bud:TextBlockAbstract
437	Summary of Property, Plant and Equipment	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory
438	1056 - Disclosure - Goodwill (Tables)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfGoodwillExplanatoryTables
439	Implied Table	Table	*	*	implied:Table
440	Text block [abstract]	Abstract			bud:TextBlockAbstract
441	Reconciliation of Goodwill	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfReconciliationOfChangesInGoodwillExplanatory
442	Summary of Carrying Amount of Goodwill Allocated to Different Cash-generating Units	Concept (Text Block (HTML))	For Period		bud:DisclosureOfCarryingAmountOfGoodwillExplanatory
443	Summary of Weighted Average Cost of Capital	Concept (Text Block (HTML))	For Period		bud:DisclosureOfWeightedAverageCostOfCapitalExplanatory
444	1057 - Disclosure - Intangible assets (Tables)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfIntangibleAssetsExplanatoryTables
445	Implied Table	Table	*	*	implied:Table
446	Text block [abstract]	Abstract			bud:TextBlockAbstract
447	Summary of Intangible Assets	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory
448	Summary of Carrying Amount of Intangible Assets with Indefinite Useful Lives	Concept (Text Block (HTML))	For Period		ifrs-full:DisclosureOfIntangibleAssetsWithIndefiniteUsefulLifeExplanatory
449	1058 - Disclosure - Investments in associates (Tables)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfSignificantInvestmentsInAssociatesExplanatoryTables
450	Implied Table	Table	*	*	implied:Table
451	Investments accounted for using equity method [abstract]	Abstract			ifrs-full:InvestmentsAccountedForUsingEquityMethodAbstract
452	Summarized Financial Information to Carrying Amount of Company's Interests in Material Associates	Concept (Text Block (HTML))	For Period		bud:DisclosureOfReconciliationOfSummarizedFinancialInformationOfAssociatesAndJointVenturesExplanatory
453	Summarized Financial Information of the Company's Material Associates	Concept (Text Block (HTML))	For Period		bud:DisclosureOfFinancialInformationOfAssociatesExplanatory
454	1059 - Disclosure - Investment securities (Tables)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/NotesToFinancialStatementsDisclosureOfCashAndCashEquivalentsAndShortTermInvestmentsExplanatoryTables
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472	Schedule of Trade Receivables and Other Receivables	Concept (Text Block (HTML))	For Period		bud:ScheduleOfTradeAndOtherReceivablesExplanatory
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690	Percentage of consolidated revenue	Concept (Percent)	For Period		ifrs-full:PercentageOfEntitysRevenue
691	Average rate of devaluation results	Concept (Decimal)	For Period		bud:AverageRateOfDevaluationResults
692	1084 - Disclosure - Segment Reporting - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureSegmentReportingAdditionalInformation
693	Disclosure of operating segments [table]	Table	*	*	ifrs-full:DisclosureOfOperatingSegmentsTable
694	Segments [axis]	Axis			ifrs-full:SegmentsAxis
695	Segments [member]	Member			ifrs-full:SegmentsMember
696	Beer business [member]	Member			bud:BeerBusinessMember
697	Non-beer business [member]	Member			bud:NonBeerBusinessMember
698	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
699	Geographical areas [member]	Member			ifrs-full:GeographicalAreasMember
700	Belgium [member]	Member			country:BE
701	Disclosure of operating segments [line items]	LineItems			ifrs-full:DisclosureOfOperatingSegmentsLineItems
702	Number of business segment	Concept (Decimal)	For Period		bud:NumberOfBusinessSegments
703	Number of reportable segments	Concept (Integer)	For Period		bud:NumberOfReportableSegments1
704	Number of geographical regions	Concept (Integer)	For Period		bud:NumberOfGeographicalRegions
705	Net revenue	Concept (Monetary)	For Period	Credit	ifrs-full:Revenue
706	Non current Assets	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentAssets
707	1085 - Disclosure - Segment Reporting - Summary of Segment Reporting (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureSegmentReportingSummaryOfSegmentReporting
708	Disclosure of operating segments [table]	Table	*	*	ifrs-full:DisclosureOfOperatingSegmentsTable
709	Segment consolidation items [axis]	Axis			ifrs-full:SegmentConsolidationItemsAxis
710	Entity's total for segment consolidation items [member]	Member			ifrs-full:EntitysTotalForSegmentConsolidationItemsMember
711	Operating segments [member]	Member			ifrs-full:OperatingSegmentsMember
712	Segments [axis]	Axis			ifrs-full:SegmentsAxis
713	Segments [member]	Member			ifrs-full:SegmentsMember
714	North America [member]	Member			srt:NorthAmericaMember
715	Latin America West [member]	Member			bud:LatinAmericaWestMember
716	Latin America North [member]	Member			bud:LatinAmericaNorthMember
717	Latin America South [member]	Member			bud:LatinAmericaSouthMember
718	C- E- Carter [member]	Member			bud:CECarterMember
719	Asia Pacific [member]	Member			srt:AsiaPacificMember
720	Global export and holding companies [member]	Member			bud:GlobalExportandHoldingCompaniesMember
721	Disclosure of operating segments [line items]	LineItems			ifrs-full:DisclosureOfOperatingSegmentsLineItems
722	Volume	Concept (Integer)	For Period		bud:ReportedVolumes
723	Revenue	Concept (Monetary)	For Period	Credit	ifrs-full:Revenue
724	Normalized EBITDA	Concept (Monetary)	For Period	Credit	bud:NormalizedEarningsBeforeInterestTaxDepreciationAmortization
725	Normalized EBITDA margin %	Concept (Percent)	For Period		bud:PercentageOfNormalizedEarningsBeforeInterestTaxDepreciationAmortization
726	Depreciation, amortization and impairment	Concept (Monetary)	For Period	Debit	bud:DepreciationAmortizationAndImpairment
727	Normalized profit from operations (EBIT)	Concept (Monetary)	For Period	Credit	bud:NormalizedEarningsBeforeInterestTax
728	Exceptional items (see Note 8)	Concept (Monetary)	For Period	Debit	bud:ExceptionalItemsBeforeTaxation
729	Profit from operations	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromOperatingActivities
730	Net finance income/(cost)	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncomeCost
731	Share of results of associates and joint ventures	Concept (Monetary)	For Period	Credit	ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
732	Income tax expense	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
733	Profit from continuing operations	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromContinuingOperations
734	Discontinued operations	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromDiscontinuedOperations
735	Profit/(loss)	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
736	Segment assets (non-current)	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentAssets
737	Gross capex	Concept (Monetary)	For Period	Debit	bud:GrossCapitalExpenditure
738	FTE	Concept (Decimal)	For Period		bud:FullTimeEquivalentEmployees
739	1086 - Disclosure - Acquisitions and Disposals of Subsidiaries - Summary of Impact of Acquisitions and Disposals on Consolidated Statements (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureAcquisitionsAndDisposalsOfSubsidiariesSummaryOfImpactOfAcquisitionsAndDisposalsOnConsolidatedStatements
740	Disclosure of acquisitions and disposals [table]	Table	*	*	bud:DisclosureOfAcquisitionsAndDisposalsTable
741	Continuing and discontinued operations [axis]	Axis			ifrs-full:ContinuingAndDiscontinuedOperationsAxis
742	Continuing operations [member]	Member			ifrs-full:ContinuingOperationsMember
743	Disposals [member]	Member			bud:DisposalsMember
744	Business combinations [axis]	Axis			ifrs-full:BusinessCombinationsAxis
745	Entity's total for business combinations [member]	Member			ifrs-full:EntitysTotalForBusinessCombinationsMember
746	Business combinations [member]	Member			ifrs-full:BusinessCombinationsMember
747	Disclosure of acquisitions and disposals [line items]	LineItems			bud:DisclosureOfAcquisitionsAndDisposalsLineItems
748	Non-current assets	Abstract			bud:NoncurrentAssetsRecognisedAsOfAcquisitionDateAbstract
749	Property, plant and equipment	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipmentRecognisedAsOfAcquisitionDate
750	Intangible assets	Concept (Monetary)	As Of	Debit	ifrs-full:IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate
751	Deferred tax assets	Concept (Monetary)	As Of	Debit	ifrs-full:DeferredTaxAssetsRecognisedAsOfAcquisitionDate
752	Trade and other receivables	Concept (Monetary)	As Of	Debit	bud:NoncurrentTradeAndOtherReceivablesRecognisedAsOfAcquisitionDate
753	Current assets	Abstract			bud:CurrentAssetsRecognisedAsOfAcquisitionDateAbstract
754	Inventories	Concept (Monetary)	As Of	Debit	ifrs-full:InventoryRecognisedAsOfAcquisitionDate
755	Income tax receivables	Concept (Monetary)	As Of	Debit	bud:CurrentIncomeTaxReceivablesRecognisedAsOfAcquisitionDate
756	Trade and other receivables	Concept (Monetary)	As Of	Debit	bud:CurrentTradeAndOtherReceivablesRecognisedAsOfAcquisitionDate
757	Cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalentsRecognisedAsOfAcquisitionDate
758	Assets held for sale	Concept (Monetary)	As Of	Debit	bud:AssetsHeldForSaleRecognizedAsOfAcquisitionDate
759	Non-current liabilities	Abstract			bud:NoncurrentLiabilitiesRecognisedAsOfAcquisitionDateAbstract
760	Interest-bearing loans and borrowings	Concept (Monetary)	As Of	Credit	bud:CurrentBorrowingsRecognisedAsOfAcquisitionDate
761	Deferred tax liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate
762	Current liabilities	Abstract			bud:CurrentLiabilitiesRecognisedAsOfAcquisitionDateAbstract
763	Trade and other payables	Concept (Monetary)	As Of	Credit	bud:CurrentTradeAndOtherPayablesRecognisedAsOfAcquisitionDate
764	Net identifiable assets and liabilities	Concept (Monetary)	As Of	Debit	ifrs-full:IdentifiableAssetsAcquiredLiabilitiesAssumed
765	Non-controlling interest	Concept (Monetary)	As Of	Credit	ifrs-full:NoncontrollingInterestInAcquireeRecognisedAtAcquisitionDate
766	Goodwill on acquisitions and goodwill disposed of	Concept (Monetary)	For Period	Credit	ifrs-full:GainRecognisedInBargainPurchaseTransaction
767	Consideration to be (paid)/received	Concept (Monetary)	As Of	Credit	bud:ConsiderationPayableReceivableInAcquiringAnInterest
768	Net cash paid on prior years acquisitions	Concept (Monetary)	For Period	Credit	bud:NetCashPaidOnPriorYearsAcquisitions
769	Recycling of cumulative translation adjustment in respect of net assets	Concept (Monetary)	For Period	Debit	bud:RecyclingOfCumulativeTranslationAdjustmentInRespectOfNetAssetsAcquisition
770	Contribution in kind	Concept (Monetary)	For Period	Credit	bud:ContributionOfAcquisitionInKind
771	Consideration paid/(received)	Concept (Monetary)	For Period	Credit	ifrs-full:ConsiderationPaidReceived
772	Cash (acquired)/ disposed of	Concept (Monetary)	For Period	Debit	bud:CashAcquiredFromAcquisition1
773	Net cash outflow / (inflow)	Concept (Monetary)	For Period	Credit	bud:NetCashInflowOutflowOnAcquisitionOfSubsidiaries
774	Non-current assets	Abstract			bud:DisposalOfNonCurrentAssetsAbstract
775	Property, plant and equipment	Concept (Monetary)	As Of	Debit	bud:DisposalOfPropertyPlantAndEquipmentNoncurrent
776	Intangible assets	Concept (Monetary)	As Of	Debit	bud:DisposalOfIntangibleAssetsNoncurrent
777	Deferred tax assets	Concept (Monetary)	As Of	Debit	bud:DisposalOfDeferredTaxAssetsNoncurrent
778	Trade and other receivables	Concept (Monetary)	As Of	Debit	bud:DisposalOfTradeAndOtherReceivablesNoncurrent
779	Current assets	Abstract			bud:DisposalOfCurrentAssetsAbstract
780	Inventories	Concept (Monetary)	As Of	Debit	bud:DisposalOfInventoryCurrent
781	Income tax receivables	Concept (Monetary)	As Of	Debit	bud:DisposalOfCurrentIncomeTaxReceivables
782	Trade and other receivables	Concept (Monetary)	As Of	Debit	bud:DisposalOfTradeAndOtherReceivablesCurrent
783	Cash and cash equivalents	Concept (Monetary)	As Of	Debit	bud:DisposalOfCashAndCashEquivalents
784	Assets held for sale	Concept (Monetary)	As Of	Debit	bud:AssetsHeldForSaleDiscontinuedOperations
785	Non-current liabilities	Abstract			bud:DisposalOfNonCurrentLiabilitiesAbstract
786	Interest-bearing loans and borrowings	Concept (Monetary)	As Of	Credit	bud:DisposalOfInterestBearingLoansAndBorrowingsCurrent
787	Deferred tax liabilities	Concept (Monetary)	As Of	Credit	bud:DisposalOfDeferredTaxLiabilitiesNoncurrent
788	Current liabilities	Abstract			bud:DisposalOfCurrentLiabilitiesAbstract
789	Trade and other payables	Concept (Monetary)	As Of	Credit	bud:DisposalOfTradeAndOtherPayablesCurrent
790	Net identifiable assets and liabilities	Concept (Monetary)	As Of	Credit	bud:DisposalOfNetIdentifiableAssetsAndLiabilities
791	Non-controlling interest	Concept (Monetary)	For Period	Credit	bud:DisposalOfNonControllingInterests
792	Goodwill on acquisitions and goodwill disposed of	Concept (Monetary)	For Period	Credit	ifrs-full:DecreaseThroughClassifiedAsHeldForSaleGoodwill
793	Loss/(gain) on disposal	Concept (Monetary)	For Period	Credit	bud:GainsLossesOnDisposalsOfSubsidiaries
794	Consideration to be (paid)/received	Concept (Monetary)	As Of	Credit	bud:CashConsiderationPaidReceivedFromDisposal
795	Net cash paid on prior years acquisitions	Concept (Monetary)	For Period	Debit	bud:NetCashPaidReceivedOnPriorYearsDisposals
796	Recycling of cumulative translation adjustment in respect of net assets	Concept (Monetary)	For Period	Credit	bud:RecyclingOfCumulativeTranslationAdjustmentInRespectOfNetAssetsDisposal
797	Contribution in kind	Concept (Monetary)	For Period	Debit	bud:ContributionOfDisposalInKind
798	Consideration paid/(received)	Concept (Monetary)	For Period	Credit	bud:ConsiderationForDivestmentReceived
799	Cash (acquired)/ disposed of	Concept (Monetary)	For Period	Credit	bud:CashDisposedInSaleOfAssetsDiscontinuedOperation
800	Net cash outflow / (inflow)	Concept (Monetary)	For Period	Debit	bud:NetCashInflowArisingFromDisposalOfSubsidiary
801	1087 - Disclosure - Acquisitions and Disposals of Subsidiaries - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureAcquisitionsAndDisposalsOfSubsidiariesAdditionalInformation
802	Disclosure of acquisitions and disposals [table]	Table	*	*	bud:DisclosureOfAcquisitionsAndDisposalsTable
803	Business combinations [axis]	Axis			ifrs-full:BusinessCombinationsAxis
804	Entity's total for business combinations [member]	Member			ifrs-full:EntitysTotalForBusinessCombinationsMember
805	AB inBev [member]	Member			bud:ABInBevMember
806	Joint ventures [axis]	Axis			ifrs-full:JointVenturesAxis
807	Entity's total for joint ventures [member]	Member			ifrs-full:EntitysTotalForJointVenturesMember
808	Keurig green mountain incorporated [member]	Member			bud:KeurigGreenMountainIncorporatedMember
809	Associates [axis]	Axis			ifrs-full:SignificantInvestmentsInAssociatesAxis
810	Entity's total for associates [member]	Member			ifrs-full:EntitysTotalForAssociatesMember
811	AB InBev Efes [member]	Member			bud:ABInBevEfesMember
812	Disclosure of acquisitions and disposals [line items]	LineItems			bud:DisclosureOfAcquisitionsAndDisposalsLineItems
813	Ownership interest	Concept (Percent)	For Period		ifrs-full:ProportionOfOwnershipInterestInAssociate
814	Non-controlling interest	Concept (Percent)	For Period		ifrs-full:ProportionOfOwnershipInterestsHeldByNoncontrollingInterests
815	Investment hold in non-controlling interest	Concept (Percent)	For Period		ifrs-full:ProportionOfVotingRightsHeldByNoncontrollingInterests
816	Acquisition and disposal measured at estimated fair value	Concept (Monetary)	As Of	Credit	ifrs-full:AcquisitiondateFairValueOfTotalConsiderationTransferred
817	Derecognized net assets	Concept (Monetary)	As Of	Credit	bud:DerecognisedNetAssetsDueToBusinessAcquisitionOrMerger
818	OCI reclassified to consolidated income statement	Concept (Monetary)	For Period	Credit	bud:OtherComprehensiveIncomeReclassifiedToProfitOrLossDueToTheBusinessAcquisitionOrMerger
819	Non-cash loss	Concept (Monetary)	For Period	Debit	bud:NoncashLossDueToBusinessAcquisitionOrMerger
820	Percentage of voting interest held in joint venture	Concept (Percent)	For Period		ifrs-full:ProportionOfVotingRightsHeldInJointVenture
821	Percentage of economic interest held in joint venture	Concept (Percent)	For Period		bud:ProportionOfEconomicRightsHeldInJointVenture
822	1088 - Disclosure - Other Operating Income/(Expenses) - Summary of Other Operating Income Expense (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureOtherOperatingIncomeExpensesSummaryOfOtherOperatingIncomeExpense
823	Implied Table	Table	*	*	implied:Table
824	Disclosure of other operating income expense [abstract]	Abstract			bud:DisclosureOfOtherOperatingIncomeExpenseAbstract
825	Government grants	Concept (Monetary)	For Period	Credit	ifrs-full:RevenueFromGovernmentGrants
826	License income	Concept (Monetary)	For Period	Credit	ifrs-full:LicenceFeeIncome
827	Net (additions to)/reversals of provisions	Concept (Monetary)	For Period	Credit	ifrs-full:OtherReversalsOfProvisions
828	Net gain on disposal of property, plant and equipment, intangible assets and assets held for sale	Concept (Monetary)	For Period	Credit	ifrs-full:GainsLossesOnDisposalsOfPropertyPlantAndEquipment
829	Net rental and other operating income	Concept (Monetary)	For Period	Credit	bud:NetRentalAndOtherOperatingIncome
830	Other operating income/(expenses)	Concept (Monetary)	For Period	Credit	ifrs-full:OtherOperatingIncomeExpense
831	1089 - Disclosure - Other Operating Income/(Expenses) - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureOtherOperatingIncomeExpensesAdditionalInformation
832	Implied Table	Table	*	*	implied:Table
833	Disclosure of other operating income expense [abstract]	Abstract			bud:DisclosureOfOtherOperatingIncomeExpenseAbstract
834	Research and development	Concept (Monetary)	For Period	Debit	ifrs-full:ResearchAndDevelopmentExpense
835	1090 - Disclosure - Exceptional items - Summary of Exceptional Items Included in Income Statement (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureExceptionalItemsSummaryOfExceptionalItemsIncludedInIncomeStatement
836	Implied Table	Table	*	*	implied:Table
837	Disclosure Of Exceptional Items [abstract]	Abstract			bud:DisclosureOfExceptionalItemsAbstract
838	Restructuring	Concept (Monetary)	For Period	Debit	bud:ExceptionalRestructuringCharges
839	Acquisition costs business combinations	Concept (Monetary)	For Period	Debit	bud:ExceptionalAcquisitionCostBusinessCombinations
840	Business and asset disposal (including impairment losses)	Concept (Monetary)	For Period	Credit	bud:ExceptionalGainLossOnBusinessAndAssetDisposal
841	Provision for EU investigation	Concept (Monetary)	For Period	Debit	bud:ProvisionForEUInvestigation
842	Impact on profit from operations	Concept (Monetary)	For Period	Debit	bud:ExceptionalItemsIncludedInEarningsBeforeInterestAndTax
843	1091 - Disclosure - Exceptional Items - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureExceptionalItemsAdditionalInformation
844	Disclosure Of Exceptional Items [table]	Table	*	*	bud:DisclosureOfExceptionalItemsTable
845	Categories of related parties [axis]	Axis			ifrs-full:CategoriesOfRelatedPartiesAxis
846	Entity's total for related parties [member]	Member			ifrs-full:EntitysTotalForRelatedPartiesMember
847	AB inBev [member]	Member			bud:ABInBevMember
848	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
849	Geographical areas [member]	Member			ifrs-full:GeographicalAreasMember
850	Belgium [member]	Member			country:BE
851	Disclosure of Exceptional Items [line items]	LineItems			bud:DisclosureOfExceptionalItemsLineItems
852	Exceptional restructuring charges	Concept (Monetary)	For Period	Debit	bud:ExceptionalRestructuringCharges
853	Acquisition costs business combinations	Concept (Monetary)	For Period	Debit	bud:ExceptionalAcquisitionCostBusinessCombinations
854	Business and asset disposal	Concept (Monetary)	For Period	Credit	bud:ExceptionalGainLossOnBusinessAndAssetDisposal
855	Provision for EU investigation	Concept (Monetary)	For Period	Debit	bud:ProvisionForEUInvestigation
856	Exceptional net finance cost	Concept (Monetary)	For Period	Debit	bud:ExceptionalFinanceIncomeCostNet
857	Decrease of income taxes	Concept (Monetary)	For Period	Credit	bud:DecreaseInIncomeTaxDueToExceptionalItems
858	Adjustments related to tax reform	Concept (Monetary)	For Period	Debit	bud:TaxEffectOfExceptionalItemsTaxReconciliationChangesInProvisionsForOpenTaxMatters
859	Non-controlling interest on the exceptional items	Concept (Monetary)	For Period	Debit	bud:ExceptionalItemsIncludedInNoncontrollingInterests
860	1092 - Disclosure - Payroll and Related Benefits - Summary of Payroll and Related Benefits (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosurePayrollAndRelatedBenefitsSummaryOfPayrollAndRelatedBenefits
861	Disclosure of employee benefits [table]	Table	*	*	bud:DisclosureOfEmployeeBenefitsTable
862	Net defined benefit liability (asset) [axis]	Axis			ifrs-full:NetDefinedBenefitLiabilityAssetAxis
863	Net defined benefit liability (asset) [member]	Member			ifrs-full:NetDefinedBenefitLiabilityAssetMember
864	Payroll and related benefits [member]	Member			bud:PayrollAndRelatedBenefitsMember
865	Disclosure Of Share Of Equity Investment [line items]	LineItems			bud:DisclosureOfShareOfEquityInvestmentLineItems
866	Wages and salaries	Concept (Monetary)	For Period	Debit	ifrs-full:WagesAndSalaries
867	Social security contributions	Concept (Monetary)	For Period	Debit	ifrs-full:SocialSecurityContributions
868	Other personnel cost	Concept (Monetary)	For Period	Debit	ifrs-full:OtherEmployeeExpense
869	Pension expense for defined benefit plans	Concept (Monetary)	For Period	Debit	ifrs-full:PostemploymentBenefitExpenseDefinedContributionPlans
870	Share-based payment expense	Concept (Monetary)	For Period	Debit	ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees
871	Contributions to defined contribution plans	Concept (Monetary)	For Period	Debit	ifrs-full:PostemploymentBenefitExpenseDefinedBenefitPlans
872	Payroll and related benefits	Concept (Monetary)	For Period	Debit	ifrs-full:EmployeeBenefitsExpense
873	1093 - Disclosure - Payroll and Related Benefits - Summary of Number of Full Time Equivalents (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosurePayrollAndRelatedBenefitsSummaryOfNumberOfFullTimeEquivalents
874	Disclosure of employee benefits [table]	Table	*	*	bud:DisclosureOfEmployeeBenefitsTable
875	Subsidiaries [axis]	Axis			ifrs-full:SignificantInvestmentsInSubsidiariesAxis
876	Entity's total for subsidiaries [member]	Member			ifrs-full:EntitysTotalForSubsidiariesMember
877	Parent [member]	Member			ifrs-full:ParentMember
878	Other subsidiaries [member]	Member			bud:OtherSubsidiariesMember
879	Disclosure Of Share Of Equity Investment [line items]	LineItems			bud:DisclosureOfShareOfEquityInvestmentLineItems
880	Total number of full time equivalents	Concept (Decimal)	As Of		ifrs-full:NumberOfEmployees
881	1094 - Disclosure - Additional Information on Operating Expenses By Nature - Summary of Depreciation, Amortization and Impairment Charges (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureAdditionalInformationOnOperatingExpensesByNatureSummaryOfDepreciationAmortizationAndImpairmentCharges
882	Disclosure Of Depreciation Amortization And Impairment [table]	Table	*	*	bud:DisclosureOfDepreciationAmortizationAndImpairmentTable
883	Expense Categories [axis]	Axis			bud:ExpenseCategoriesAxis
884	Expense Categories [domain]	Member			bud:ExpenseCategoriesDomain
885	Cost of sales [member]	Member			bud:CostOfSalesMember
886	Distribution expenses [member]	Member			bud:DistributionExpensesMember
887	Sales and marketing expenses [member]	Member			bud:SalesAndMarketingExpensesMember
888	Administrative expenses [member]	Member			bud:AdministrativeExpensesMember
889	Other operating expenses [member]	Member			bud:OtherOperatingExpensesMember
890	Disclosure Of Depreciation Amortization And Impairment [line items]	LineItems			bud:DisclosureOfDepreciationAmortizationAndImpairmentLineItems
891	Depreciation and impairment of property, plant and equipment	Concept (Monetary)	For Period	Debit	bud:DepreciationAndImpairmentOfPropertyPlantAndEquipment
892	Amortization and impairment of intangible assets	Concept (Monetary)	For Period	Debit	bud:AmortisationAndImpairmentOfIntangibleAssets
893	Impairment of goodwill	Concept (Monetary)	For Period	Debit	bud:ImpairmentOfGoodwill
894	1095 - Disclosure - Additional Information on Operating Expenses by Nature - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureAdditionalInformationOnOperatingExpensesByNatureAdditionalInformation
895	Disclosure Of Depreciation Amortization And Impairment [table]	Table	*	*	bud:DisclosureOfDepreciationAmortizationAndImpairmentTable
896	Expense Categories [axis]	Axis			bud:ExpenseCategoriesAxis
897	Expense Categories [domain]	Member			bud:ExpenseCategoriesDomain
898	Cost of sales [member]	Member			bud:CostOfSalesMember
899	Disclosure Of Depreciation Amortization And Impairment [line items]	LineItems			bud:DisclosureOfDepreciationAmortizationAndImpairmentLineItems
900	Full cost reallocation from the aggregate depreciation, amortization and impairment expense	Concept (Monetary)	For Period	Debit	bud:FullCostFromDepreciationAmortizationAndImpairmentExpenseToCostOfGoodsSold
901	1096 - Disclosure - Finance Cost and Income - Summary of Finance Costs Included in Income Statement (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureFinanceCostAndIncomeSummaryOfFinanceCostsIncludedInIncomeStatement
902	Implied Table	Table	*	*	implied:Table
903	Disclosure of finance income expense [abstract]	Abstract			bud:DisclosureOfFinanceIncomeExpenseAbstract
904	Interest expense	Concept (Monetary)	For Period	Debit	ifrs-full:InterestExpense
905	Capitalization of borrowing costs	Concept (Monetary)	For Period		ifrs-full:BorrowingCostsCapitalised
906	Net interest on net defined benefit liabilities	Concept (Monetary)	For Period	Credit	ifrs-full:InterestExpenseIncomeNetDefinedBenefitLiabilityAsset
907	Accretion expense	Concept (Monetary)	For Period	Debit	bud:AccretionExpense1
908	Net foreign exchange losses (net of the effect of foreign exchange derivative instruments)	Concept (Monetary)	For Period	Debit	ifrs-full:NetForeignExchangeLoss
909	Net losses on hedging instruments that are not part of a hedge accounting relationship	Concept (Monetary)	For Period	Debit	bud:NetLossesOnHedgingInstrument
910	Tax on financial transactions	Concept (Monetary)	For Period	Debit	bud:TaxOnFinancialTransactions
911	Other financial costs, including bank fees	Concept (Monetary)	For Period	Debit	ifrs-full:OtherFinanceCost
912	Finance costs, excluding exceptional items	Concept (Monetary)	For Period	Debit	bud:FinanceCostsBeforeExceptionalItemsAndRemeasurements
913	Exceptional finance cost	Concept (Monetary)	For Period	Debit	bud:ExceptionalFinanceIncomeCostNet
914	Finance costs	Concept (Monetary)	For Period	Debit	ifrs-full:FinanceCosts
915	1097 - Disclosure - Finance Cost and Income - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureFinanceCostAndIncomeAdditionalInformation
916	Disclosure of finance income expense [table]	Table	*	*	bud:DisclosureOfFinanceIncomeExpenseTable
917	Range [axis]	Axis			ifrs-full:RangeAxis
918	Ranges [member]	Member			ifrs-full:RangesMember
919	Bottom of range [member]	Member			ifrs-full:BottomOfRangeMember
920	Top of range [member]	Member			ifrs-full:TopOfRangeMember
921	Business combinations [axis]	Axis			ifrs-full:BusinessCombinationsAxis
922	Entity's total for business combinations [member]	Member			ifrs-full:EntitysTotalForBusinessCombinationsMember
923	SAB [member]	Member			bud:SABMillerMember
924	Types of investment property [axis]	Axis			ifrs-full:TypesOfInvestmentPropertyAxis
925	Investment property [member]	Member			ifrs-full:InvestmentPropertyMember
926	Brazilian federal tax regularization program [member]	Member			bud:BrazilianFederalTaxRegularizationProgramMember
927	Disclosure of finance income expense [line items]	LineItems			bud:DisclosureOfFinanceIncomeExpenseLineItems
928	Incease in finance costs before exceptional items and remeasurements	Concept (Monetary)	For Period	Debit	bud:IncreaseDecreaseInFinanceCostsBeforeExceptionalItemsAndRemeasurements
929	Share based payment of net (loss) gain	Concept (Monetary)	For Period	Debit	bud:MarkToMarketResultOnCertainDerivativesRelatedToHedgingOfSharebasedPaymentProgram
930	Borrowing costs capitalised	Concept (Percent)	As Of		ifrs-full:BorrowingsInterestRate
931	Derivative adjustment of deferred share instrument issued	Concept (Monetary)	For Period	Debit	bud:DerivativeAdjustmentOfDeferredShareInstrumentIssued
932	Derivative adjustment of finance cost	Concept (Monetary)	For Period	Debit	ifrs-full:FinanceCosts
933	Premium paid on early termination of bonds	Concept (Monetary)	For Period	Debit	bud:PremiumPaidOnEarlyTerminationOfBonds
934	Foreign exchange translation losses on intragroup loans	Concept (Monetary)	For Period	Debit	bud:ForeignExchangeTranslationLossesOnIntragroupLoans
935	Accelerated accretion related cost expenses	Concept (Monetary)	For Period	Debit	bud:AcceleratedAccretionRelatedCostExpenses
936	Mark-to-market adjustments	Concept (Monetary)	For Period	Credit	bud:MarkToMarketAdjustmentsOfDerivativeForeignExchangeForwardContracts
937	Interest income recognized on impaired financial assets	Concept (Monetary)	For Period	Credit	ifrs-full:InterestIncomeOnImpairedFinancialAssetsAccrued
938	1098 - Disclosure - Finance Cost and Income - Summary of Finance Income Included in Income Statement (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureFinanceCostAndIncomeSummaryOfFinanceIncomeIncludedInIncomeStatement
939	Implied Table	Table	*	*	implied:Table
940	Disclosure of Finance Income [abstract]	Abstract			bud:DisclosureOfFinanceIncomeAbstract
941	Interest income	Concept (Monetary)	For Period	Credit	ifrs-full:RevenueFromInterest
942	Hyperinflation monetary adjustments	Concept (Monetary)	For Period	Credit	bud:HyperinflationMonetaryAdjustments
943	Other financial income	Concept (Monetary)	For Period	Credit	ifrs-full:OtherFinanceIncome
944	Finance income, excluding exceptional items	Concept (Monetary)	For Period	Credit	bud:FinanceIncomeBeforeExceptionalItemsAndRemeasurements
945	Exceptional finance income	Concept (Monetary)	For Period	Credit	bud:FinanceIncomeExceptionalItemsAndRemeasurements
946	Finance income	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncome
947	1099 - Disclosure - Finance Cost and Income - Summary of Interest Income (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureFinanceCostAndIncomeSummaryOfInterestIncome
948	Implied Table	Table	*	*	implied:Table
949	Disclosure of finance income expense [abstract]	Abstract			bud:DisclosureOfFinanceIncomeExpenseAbstract
950	Cash and cash equivalents	Concept (Monetary)	For Period	Credit	ifrs-full:InterestIncomeOnCashAndCashEquivalents
951	Investment debt securities held for trading	Concept (Monetary)	For Period	Credit	ifrs-full:InterestIncomeOnDebtInstrumentsHeld
952	Other loans and receivables	Concept (Monetary)	For Period	Credit	ifrs-full:InterestIncomeOnLoansAndReceivables
953	Total	Concept (Monetary)	For Period	Credit	ifrs-full:RevenueFromInterest
954	1100 - Disclosure - Income Taxes - Summary of Income Taxes (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureIncomeTaxesSummaryOfIncomeTaxes
955	Implied Table	Table	*	*	implied:Table
956	Major components of tax expense (income) [abstract]	Abstract			ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
957	Current year	Concept (Monetary)	For Period	Debit	ifrs-full:CurrentTaxExpenseIncome
958	(Underprovided)/overprovided in prior years	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForCurrentTaxOfPriorPeriod
959	Current tax expense	Concept (Monetary)	For Period	Debit	ifrs-full:CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods
960	Origination and reversal of temporary differences	Concept (Monetary)	For Period	Debit	ifrs-full:DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences
961	(Utilization)/recognition of deferred tax assets on tax losses	Concept (Monetary)	For Period	Debit	ifrs-full:DeferredTaxExpenseArisingFromWritedownOrReversalOfWritedownOfDeferredTaxAsset
962	Recognition of previously unrecognized tax losses	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForDeferredTaxOfPriorPeriods
963	Deferred tax (expense)/income	Concept (Monetary)	For Period	Debit	bud:DeferredTaxExpenseIncomeAndAdjustmentsForDeferredTaxOfPriorPeriods
964	Income tax expense	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
965	1101 - Disclosure - Income Taxes - Summary of Reconciliation of Effective Tax Rate with Aggregated Weighted Nominal Tax Rate (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureIncomeTaxesSummaryOfReconciliationOfEffectiveTaxRateWithAggregatedWeightedNominalTaxRate
966	Implied Table	Table	*	*	implied:Table
967	Major components of tax expense (income) [abstract]	Abstract			ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
968	Profit before tax	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossBeforeTax
969	Deduct share of result of associates and joint ventures	Concept (Monetary)	For Period	Debit	bud:DeductShareOfResultOfAssociatesAndJointVentures
970	Profit before tax and before share of result of associates and joint ventures	Concept (Monetary)	For Period	Credit	bud:ProfitLossBeforeTaxAndBeforeShareOfResultOfAssociatesAndJointVentures
971	Adjustments on taxable basis	Abstract			bud:AdjustmentsOnTaxableBasisAbstract
972	Foreign source income	Concept (Monetary)	For Period	Debit	bud:AdjustmentsOnTaxableBasisOfForeignSourceIncome
973	Government incentives	Concept (Monetary)	For Period	Debit	bud:AdjustmentsOnTaxableBasisOfGovernmentIncentives
974	Non-deductible marked to market on derivatives	Concept (Monetary)	For Period	Debit	bud:AdjustmentsOnTaxableBasisOfNonDeductibleMarkedToMarketOnDerivates
975	Taxable intercompany dividends	Concept (Monetary)	For Period	Debit	bud:AdjustmentsOnTaxableBasisOfTaxableIntercompanyDividends
976	Other expenses not deductible for tax purposes	Concept (Monetary)	For Period	Debit	bud:AdjustmentsOnTaxableBasisOfExpensesNotDeductibleForTaxPurposes
977	Other non-taxable income	Concept (Monetary)	For Period	Debit	bud:AdjustmentsOnTaxableBasisOfOtherNonTaxableIncome
978	Gross adjustments on taxable basis	Concept (Monetary)	For Period	Debit	bud:GrossAdjustmentsOnTaxableBasis
979	Aggregated weighted nominal tax rate	Concept (Percent)	For Period		bud:AggregatedWeightedNominalTaxRate
980	Tax at aggregated weighted nominal tax rate	Concept (Monetary)	For Period	Credit	bud:TaxAmountAtAggregatedWeightedNominalTaxRate
981	Adjustments on tax expense	Abstract			bud:AdjustmentsOnTaxExpenseAbstract
982	Utilization of tax losses not previously recognized	Concept (Monetary)	For Period	Credit	bud:TaxEffectOfUtilizationOfTaxLossesPreviouslyNotRecognized
983	Recognition of deferred taxes assets on previous years' tax losses	Concept (Monetary)	For Period	Debit	bud:TaxEffectOfRecognitionOfDeferredTaxesAssetsOnPreviousYearsTaxLosses
984	Write-down of deferred tax assets on tax losses and current year losses for which no deferred tax asset is recognized	Concept (Monetary)	For Period	Debit	bud:TaxEffectOfWritedownOfDeferredTaxAssetsOnTaxLosses
985	(Underprovided)/overprovided in prior years	Concept (Monetary)	For Period	Debit	bud:TaxEffectOfPriorYearAdjustments
986	Deductions from interest on equity	Concept (Monetary)	For Period	Debit	bud:TaxEffectOfDeductionsFromInterestOnEquity
987	Deductions from goodwill	Concept (Monetary)	For Period	Debit	bud:TaxEffectOfDeductionsFromGoodwill
988	Other tax deductions	Concept (Monetary)	For Period	Debit	bud:TaxEffectOfOtherTaxDeductions
989	US Tax reform (change in tax rate and other)	Concept (Monetary)	For Period	Debit	bud:TaxEffectOfTaxReform
990	Change in tax rate (other)	Concept (Monetary)	For Period	Debit	ifrs-full:TaxEffectFromChangeInTaxRate
991	Withholding taxes	Concept (Monetary)	For Period	Debit	bud:TaxEffectOfWithholdingTaxes
992	Brazilian Federal Tax Regularization Program	Concept (Monetary)	For Period	Debit	bud:TaxEffectOfBrazilianFederalTaxRegularizationProgram
993	Other tax adjustments	Concept (Monetary)	For Period	Debit	ifrs-full:OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome
994	Income tax expense	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
995	Effective tax rate	Concept (Percent)	For Period		ifrs-full:AverageEffectiveTaxRate
996	1102 - Disclosure - Income Taxes - Additional Information (Details) (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureIncomeTaxesAdditionalInformationDetails
997	Disclosure Of Income Taxes [table]	Table	*	*	bud:DisclosureOfIncomeTaxesTable
998	Income tax authority 1 [axis]	Axis			bud:IncomeTaxAuthority1Axis
999	Income Tax Authority 1 [domain]	Member			bud:IncomeTaxAuthority1Domain
1000	US tax reform [member]	Member			bud:USTaxReformMember
1001	Brazilian federal tax regularization program [member]	Member			bud:BrazilianFederalTaxRegularizationProgramMember
1002	Non-adjusting events after reporting period [axis]	Axis			ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
1003	Non-adjusting events after reporting period [member]	Member			ifrs-full:NonadjustingEventsMember
1004	Changes in tax rates or tax laws enacted or announced [member]	Member			ifrs-full:ChangesInTaxRatesOrTaxLawsEnactedOrAnnouncedMember
1005	Disclosure Of Income Taxes [line items]	LineItems			bud:DisclosureOfIncomeTaxesLineItems
1006	Income tax expense	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
1007	Effective tax rate	Concept (Percent)	For Period		bud:IncreaseDecreaseInEffectiveTaxRate
1008	Remeasurement of deferred tax liabilities	Concept (Monetary)	For Period	Debit	ifrs-full:TaxExpenseIncomeAtApplicableTaxRate
1009	Federal tax rate	Concept (Percent)	For Period		ifrs-full:ApplicableTaxRate
1010	Tax contingencies under dispute	Concept (Monetary)	As Of	Credit	bud:TaxContingenciesAmountUnderDispute
1011	Tax contingencies	Concept (Monetary)	As Of	Credit	bud:TaxContingenciesAmount
1012	Number of monthly installments	Concept (Integer)	For Period		bud:NumberOfMonthlyInstalments
1013	Exceptional amount	Concept (Monetary)	For Period	Debit	bud:ExceptionalTaxes
1014	Exceptional amount in income tax line	Concept (Monetary)	For Period	Debit	bud:ExceptionalIncomeTaxIncome
1015	Exceptional amount in finance line	Concept (Monetary)	For Period	Debit	bud:ExceptionalFinanceIncomeCostNet
1016	US Tax reform (change in tax rate and other)	Concept (Monetary)	For Period	Debit	bud:TaxEffectOfTaxReform
1017	1103 - Disclosure - Income Taxes - Summary of Detail Information of Income Tax Recognized in Other Comprehensive Income (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureIncomeTaxesSummaryOfDetailInformationOfIncomeTaxRecognizedInOtherComprehensiveIncome
1018	Implied Table	Table	*	*	implied:Table
1019	Major components of tax expense (income) [abstract]	Abstract			ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
1020	Re-measurements of post-employment benefits	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome
1021	Cash flow and net investment hedges	Concept (Monetary)	For Period	Credit	bud:OtherComprehensiveIncomeCashFlowAndNetInvestmentHedges
1022	Income tax (losses)/gains	Concept (Monetary)	For Period		ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome
1023	1104 - Disclosure - Property, Plant and Equipment - Detailed Information About Property,Plant and Equipment (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosurePropertyPlantAndEquipmentDetailedInformationAboutPropertyPlantAndEquipment
1024	Disclosure of detailed information about property, plant and equipment [table]	Table	*	*	ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
1025	Classes of property, plant and equipment [axis]	Axis			ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
1026	Property, Plant and Equipment [Member]	Member			ifrs-full:PropertyPlantAndEquipmentMember
1027	Land and buildings [member]	Member			ifrs-full:LandAndBuildingsMember
1028	Plant and Equipment Fixtures and Fittings [member]	Member			bud:PlantAndEquipmentFixturesAndFittingsMember
1029	Construction in Progress [member]	Member			ifrs-full:ConstructionInProgressMember
1030	Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis]	Axis			ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1031	Carrying amount [member]	Member			ifrs-full:CarryingAmountMember
1032	Acquisition cost [member]	Member			bud:AcquisitionCostMember
1033	Amortization and impairment losses [member]	Member			ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember
1034	Disclosure of detailed information about property, plant and equipment [line items]	LineItems			ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
1035	Beginning balance	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipment
1036	Effect of movements in foreign exchange	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment
1037	Acquisitions	Concept (Monetary)	For Period	Debit	ifrs-full:AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment
1038	Depreciation	Concept (Monetary)	For Period		ifrs-full:DepreciationPropertyPlantAndEquipment
1039	Acquisitions through business combinations	Concept (Monetary)	For Period	Debit	ifrs-full:AcquisitionsThroughBusinessCombinationsPropertyPlantAndEquipment
1040	Disposals	Concept (Monetary)	For Period	Credit	ifrs-full:DisposalsPropertyPlantAndEquipment
1041	Disposals through the sale of subsidiaries	Concept (Monetary)	For Period	Credit	ifrs-full:DecreaseThroughLossOfControlOfSubsidiaryPropertyPlantAndEquipment
1042	Impairment losses	Concept (Monetary)	For Period		ifrs-full:ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment
1043	Transfer (to)/from other asset categories and other movements	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesPropertyPlantAndEquipment
1044	Ending balance	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipment
1045	1105 - Disclosure - Property, Plant and Equipment - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosurePropertyPlantAndEquipmentAdditionalInformation
1046	Disclosure of detailed information about property, plant and equipment [table]	Table	*	*	ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
1047	Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis]	Axis			ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1048	Carrying amount [member]	Member			ifrs-full:CarryingAmountMember
1049	Gross carrying amount [member]	Member			ifrs-full:GrossCarryingAmountMember
1050	Classes of property, plant and equipment [axis]	Axis			ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
1051	Property, Plant and Equipment [Member]	Member			ifrs-full:PropertyPlantAndEquipmentMember
1052	Restrictions [member]	Member			bud:RestrictionsMember
1053	Land and buildings [member]	Member			ifrs-full:LandAndBuildingsMember
1054	Production facilities [member]	Member			bud:ProductionFacilitiesMember
1055	Logistics and commercial investments [member]	Member			bud:LogisticsAndCommercialInvestmentsMember
1056	Administrative capabilities and purchase of hardware and software [member]	Member			bud:AdministrativeCapabilitiesAndPurchaseOfHardwareAndSoftwareMember
1057	Property, plant and equipment by operating lease status [axis]	Axis			ifrs-full:PropertyPlantAndEquipmentByOperatingLeaseStatusAxis
1058	Property, plant and equipment by operating lease status [member]	Member			ifrs-full:PropertyPlantAndEquipmentByOperatingLeaseStatusMember
1059	Property, plant and equipment not subject to operating leases [member]	Member			ifrs-full:PropertyPlantAndEquipmentNotSubjectToOperatingLeasesMember
1060	Disclosure of detailed information about property, plant and equipment [line items]	LineItems			ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
1061	Property, plant and equipment, restrictions on title	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipmentRestrictionsOnTitle
1062	Contractual commitments for acquisition of property, plant and equipment	Concept (Monetary)	As Of	Credit	ifrs-full:ContractualCommitmentsForAcquisitionOfPropertyPlantAndEquipment
1063	AB InBev's net capital expenditures in the statement of cash flow	Concept (Monetary)	For Period	Debit	bud:CapitalExpendituresPropertyPlantAndEquipment
1064	Percentage of capital expenditures property plant and equipment	Concept (Percent)	For Period		bud:PercentageOfCapitalExpendituresPropertyPlantAndEquipment
1065	Property plant and equipment	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipment
1066	1106 - Disclosure - Goodwill - Reconciliation of Goodwill (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureGoodwillReconciliationOfGoodwill
1067	Disclosure of reconciliation of changes in goodwill [table]	Table	*	*	ifrs-full:DisclosureOfReconciliationOfChangesInGoodwillTable
1068	Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis]	Axis			ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1069	Carrying amount [member]	Member			ifrs-full:CarryingAmountMember
1070	Gross carrying amount [member]	Member			ifrs-full:GrossCarryingAmountMember
1071	Impairment losses [member]	Member			ifrs-full:AccumulatedImpairmentMember
1072	Disclosure of reconciliation of changes in goodwill [line items]	LineItems			ifrs-full:DisclosureOfReconciliationOfChangesInGoodwillLineItems
1073	Goodwill beginning balance	Concept (Monetary)	As Of	Debit	ifrs-full:Goodwill
1074	Effect of movements in foreign exchange	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesGoodwill
1075	Impairment losses	Concept (Monetary)	For Period		ifrs-full:ImpairmentLossRecognisedInProfitOrLossGoodwill
1076	Disposals through the sale of subsidiaries	Concept (Monetary)	For Period	Credit	ifrs-full:DecreaseThroughClassifiedAsHeldForSaleGoodwill
1077	Acquisitions through business combinations	Concept (Monetary)	For Period	Debit	ifrs-full:AdditionalRecognitionGoodwill
1078	Hyperinflation monetary adjustments	Concept (Monetary)	For Period	Credit	bud:HyperinflationMonetaryAdjustments
1079	Reclassified as held for sale	Concept (Monetary)	For Period	Credit	ifrs-full:GoodwillDerecognisedWithoutHavingPreviouslyBeenIncludedInDisposalGroupClassifiedAsHeldForSale
1080	Goodwill ending balance	Concept (Monetary)	As Of	Debit	ifrs-full:Goodwill
1081	1107 - Disclosure - Goodwill - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureGoodwillAdditionalInformation
1082	Disclosure of reconciliation of changes in goodwill [table]	Table	*	*	ifrs-full:DisclosureOfReconciliationOfChangesInGoodwillTable
1083	Legal Entity [Axis]	Axis			dei:LegalEntityAxis
1084	Entity [Domain]	Member			dei:EntityDomain
1085	AB inBev [member]	Member			bud:ABInBevMember
1086	Anadolu Efes [member]	Member			bud:AnadoluEfesMember
1087	Range [axis]	Axis			ifrs-full:RangeAxis
1088	Ranges [member]	Member			ifrs-full:RangesMember
1089	Bottom of range [member]	Member			ifrs-full:BottomOfRangeMember
1090	Top of range [member]	Member			ifrs-full:TopOfRangeMember
1091	Disclosure of reconciliation of changes in goodwill [line items]	LineItems			ifrs-full:DisclosureOfReconciliationOfChangesInGoodwillLineItems
1092	Percentage of merger proposed	Concept (Percent)	As Of		bud:PercentageOfMergerProposed
1093	Percentage of goodwill to total assets	Concept (Percent)	For Period		bud:PercentageOfGoodwillToTotalAssets
1094	Cost to sell expected to reach as percentage of entity value	Concept (Percent)	For Period		bud:CostToSellExpectedToReachAsPercentageOfEntityValue
1095	Growth rate used to extrapolate cash flow projections	Concept (Percent)	As Of		ifrs-full:DescriptionOfGrowthRateUsedToExtrapolateCashFlowProjections
1096	Adverse change in WACC	Concept (Percent)	As Of		bud:ChangeInWeightedAverageCostOfCapitalPercentage
1097	1108 - Disclosure - Goodwill - Summary of Carrying Amount of Goodwill Allocated to Different Cash-generating Units (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureGoodwillSummaryOfCarryingAmountOfGoodwillAllocatedToDifferentCashgeneratingUnits
1098	Disclosure Of Carrying Amount Of Goodwill [table]	Table	*	*	bud:DisclosureOfCarryingAmountOfGoodwillTable
1099	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
1100	Geographical areas [member]	Member			ifrs-full:GeographicalAreasMember
1101	United States [member]	Member			country:US
1102	Colombia [member]	Member			country:CO
1103	South Africa [member]	Member			country:ZA
1104	Peru [member]	Member			country:PE
1105	Mexico [member]	Member			country:MX
1106	Rest of Africa [member]	Member			bud:OtherAfricanCountriesMember
1107	Australia [member]	Member			country:AU
1108	Brazil [Member]	Member			country:BR
1109	South Korea [member]	Member			currency:KRW
1110	Ecuador [member]	Member			country:EC
1111	China [member]	Member			country:CN
1112	Honduras & El Salvador [member]	Member			bud:HondurasAndEISalvadorMember
1113	Canada [member]	Member			country:CA
1114	Other countries [member]	Member			bud:OtherCountriesMember
1115	Disclosure Of Carrying Amount Of Goodwill [line items]	LineItems			bud:DisclosureOfCarryingAmountOfGoodwillLineItems
1116	Goodwill	Concept (Monetary)	As Of	Debit	ifrs-full:Goodwill
1117	1109 - Disclosure - Goodwill - Summary of Weighted Average Cost of Capital (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureGoodwillSummaryOfWeightedAverageCostOfCapital
1118	Disclosure of reconciliation of changes in goodwill [table]	Table	*	*	ifrs-full:DisclosureOfReconciliationOfChangesInGoodwillTable
1119	Currency [Axis]	Axis			srt:CurrencyAxis
1120	All Currencies [Domain]	Member			currency:AllCurrenciesDomain
1121	US Dollar [member]	Member			currency:USD
1122	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
1123	Geographical areas [member]	Member			ifrs-full:GeographicalAreasMember
1124	United States [member]	Member			country:US
1125	Colombia [member]	Member			country:CO
1126	South Africa [member]	Member			country:ZA
1127	Peru [member]	Member			country:PE
1128	Mexico [member]	Member			country:MX
1129	Rest of Africa [member]	Member			bud:OtherAfricanCountriesMember
1130	Australia [member]	Member			country:AU
1131	South Korea [member]	Member			currency:KRW
1132	Ecuador [member]	Member			country:EC
1133	Disclosure of reconciliation of changes in goodwill [line items]	LineItems			ifrs-full:DisclosureOfReconciliationOfChangesInGoodwillLineItems
1134	Weighted average cost of capital	Concept (Percent)	For Period		ifrs-full:WeightedAverageCostOfCapitalSignificantUnobservableInputsAssets
1135	1110 - Disclosure - Intangible Assets - Summary of Intangible Assets (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureIntangibleAssetsSummaryOfIntangibleAssets
1136	Disclosure of detailed information about intangible assets [table]	Table	*	*	ifrs-full:DisclosureOfIntangibleAssetsTable
1137	Classes of intangible assets other than goodwill [axis]	Axis			ifrs-full:ClassesOfIntangibleAssetsOtherThanGoodwillAxis
1138	Intangible assets other than goodwill [member]	Member			ifrs-full:IntangibleAssetsOtherThanGoodwillMember
1139	Brands [member]	Member			ifrs-full:BrandNamesMember
1140	Commercial intangibles [member]	Member			bud:CommercialIntangibleAssetsMember
1141	Software [member]	Member			ifrs-full:ComputerSoftwareMember
1142	Other [member]	Member			ifrs-full:OtherIntangibleAssetsMember
1143	Measurement [axis]	Axis			ifrs-full:MeasurementAxis
1144	Aggregated measurement [member]	Member			ifrs-full:AggregatedMeasurementMember
1145	At cost [member]	Member			ifrs-full:AtCostMember
1146	Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis]	Axis			ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1147	Carrying amount [member]	Member			ifrs-full:CarryingAmountMember
1148	Amortization and impairment losses [member]	Member			ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember
1149	Disclosure of detailed information about intangible assets [line items]	LineItems			ifrs-full:DisclosureOfIntangibleAssetsLineItems
1150	Balance at end of previous year	Concept (Monetary)	As Of	Debit	ifrs-full:IntangibleAssetsOtherThanGoodwill
1151	Effect of movements in foreign exchange	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsOtherThanGoodwill
1152	Acquisitions through business combinations	Concept (Monetary)	For Period	Debit	ifrs-full:AcquisitionsThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
1153	Amortization	Concept (Monetary)	For Period		ifrs-full:AmortisationIntangibleAssetsOtherThanGoodwill
1154	Acquisitions and expenditures	Concept (Monetary)	For Period	Debit	ifrs-full:AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
1155	Disposals	Concept (Monetary)	For Period	Credit	ifrs-full:DisposalsIntangibleAssetsOtherThanGoodwill
1156	Disposals through the sale of subsidiaries	Concept (Monetary)	For Period	Credit	ifrs-full:DecreaseThroughLossOfControlOfSubsidiaryIntangibleAssetsOtherThanGoodwill
1157	Transfer (to)/from other asset categories and other movements	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesIntangibleAssetsOtherThanGoodwill
1158	Ending balance	Concept (Monetary)	As Of	Debit	ifrs-full:IntangibleAssetsOtherThanGoodwill
1159	1111 - Disclosure - Intangible Assets - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureIntangibleAssetsAdditionalInformation
1160	Disclosure of detailed information about intangible assets [table]	Table	*	*	ifrs-full:DisclosureOfIntangibleAssetsTable
1161	Classes of assets [axis]	Axis			ifrs-full:ClassesOfAssetsAxis
1162	Assets [member]	Member			ifrs-full:ClassesOfAssetsMember
1163	Intangible Assets With Indefinite Useful Life [Member]	Member			ifrs-full:IntangibleAssetsWithIndefiniteUsefulLifeMember
1164	Intangible Assets With Finite Useful Life [Member]	Member			bud:IntangibleAssetsWithFiniteUsefulLifeMember
1165	Disclosure of detailed information about intangible assets [line items]	LineItems			ifrs-full:DisclosureOfIntangibleAssetsLineItems
1166	Payment for recovery of distribution rights	Concept (Monetary)	For Period	Credit	bud:PaymentForRecoveryOfDistributionRights
1167	Carrying amount of intangible assets	Concept (Monetary)	As Of	Debit	ifrs-full:IntangibleAssetsOtherThanGoodwill
1168	1112 - Disclosure - Intangible Assets - Summary of Carrying Amount of Intangible Assets with Indefinite Useful Lives (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureIntangibleAssetsSummaryOfCarryingAmountOfIntangibleAssetsWithIndefiniteUsefulLives
1169	Disclosure of intangible assets with indefinite useful life [table]	Table	*	*	ifrs-full:DisclosureOfIntangibleAssetsWithIndefiniteUsefulLifeTable
1170	Intangible assets with indefinite useful life [axis]	Axis			ifrs-full:IntangibleAssetsWithIndefiniteUsefulLifeAxis
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1172	Intangible assets with indefinite useful lives [member]	Member			bud:IntangibleAssetsWithInfiniteUsefulLifeMember
1173	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
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1176	Colombia [member]	Member			country:CO
1177	South Africa [member]	Member			country:ZA
1178	Mexico [member]	Member			country:MX
1179	Peru [member]	Member			country:PE
1180	Australia [member]	Member			country:AU
1181	South Korea [member]	Member			currency:KRW
1182	Ecuador [member]	Member			country:EC
1183	China [member]	Member			country:CN
1184	Dominican Republic [member]	Member			country:DO
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1186	Other countries [member]	Member			bud:OtherCountriesMember
1187	Disclosure of intangible assets with indefinite useful life [line items]	LineItems			ifrs-full:DisclosureOfIntangibleAssetsWithIndefiniteUsefulLifeLineItems
1188	Intangible assets	Concept (Monetary)	As Of	Debit	ifrs-full:IntangibleAssetsOtherThanGoodwill
1189	1113 - Disclosure - Investment in Associates - Summarized Financial Information to Carrying Amount of Company's Interests in Material Associates (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureInvestmentInAssociatesSummarizedFinancialInformationToCarryingAmountOfCompanysInterestsInMaterialAssociates
1190	Disclosure of associates [table]	Table	*	*	ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesTable
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1192	Entity [Domain]	Member			dei:EntityDomain
1193	AB InBev Efes [member]	Member			bud:ABInBevEfesMember
1194	Castel [member]	Member			bud:CastelMember
1195	Efes [member]	Member			bud:EfesMember
1196	Disclosure of associates [line items]	LineItems			ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesLineItems
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1198	Effect of movements in foreign exchange	Concept (Monetary)	For Period	Debit	bud:EffectOfMovementsInForeignExchange
1199	Acquisitions	Concept (Monetary)	For Period	Debit	ifrs-full:AcquisitionsThroughBusinessCombinationsInvestmentProperty
1200	Dividends received	Concept (Monetary)	For Period	Debit	ifrs-full:DividendsReceived
1201	Share of results of associates	Concept (Monetary)	For Period	Debit	bud:ShareOfResultsOfAssociates
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1203	1114 - Disclosure - Investments in Associates - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureInvestmentsInAssociatesAdditionalInformation
1204	Disclosure of associates [table]	Table	*	*	ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesTable
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1206	Entity's total for associates [member]	Member			ifrs-full:EntitysTotalForAssociatesMember
1207	AB InBev Efes [member]	Member			bud:ABInBevEfesMember
1208	Aggregated individually immaterial associates [member]	Member			ifrs-full:AggregatedIndividuallyImmaterialAssociatesMember
1209	Disclosure of associates [line items]	LineItems			ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesLineItems
1210	Percentage of voting equity interests acquired	Concept (Percent)	As Of		ifrs-full:PercentageOfVotingEquityInterestsAcquired
1211	Investments in associates	Concept (Monetary)	As Of	Debit	ifrs-full:InvestmentsInAssociates
1212	1115 - Disclosure - Investment in Associates - Summarized Financial Information of the Company's Material Associates (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureInvestmentInAssociatesSummarizedFinancialInformationOfTheCompanysMaterialAssociates
1213	Disclosure of summarized financial information [table]	Table	*	*	bud:DisclosureOfSummarizedFinancialInformationTable
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1215	Entity [Domain]	Member			dei:EntityDomain
1216	AB InBev Efes [member]	Member			bud:ABInBevEfesMember
1217	Castel [member]	Member			bud:CastelMember
1218	Efes [member]	Member			bud:EfesMember
1219	Disclosure of summarized financial information [line items]	LineItems			bud:DisclosureOfSummarizedFinancialInformationLineItems
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1221	Non-current assets	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentAssets
1222	Current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentLiabilities
1223	Non-current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentLiabilities
1224	Non-controllinginterests	Concept (Monetary)	As Of	Credit	ifrs-full:NoncontrollingInterests
1225	Net assets	Concept (Monetary)	As Of	Debit	ifrs-full:Assets
1226	Revenue	Concept (Monetary)	For Period	Credit	ifrs-full:Revenue
1227	Profit (loss)	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromContinuingOperations
1228	Other comprehensive income (loss)	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncome
1229	Total comprehensive income	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncome
1230	1116 - Disclosure - Investments Securities - Summary of Investments in Short-Term Debt Securities (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureInvestmentsSecuritiesSummaryOfInvestmentsInShortTermDebtSecurities
1231	Implied Table	Table	*	*	implied:Table
1232	Disclosure of detailed information about borrowings [abstract]	Abstract			ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsAbstract
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1234	Investment on debt securities	Concept (Monetary)	As Of	Debit	bud:InvestmentSecuritiesDebtNonCurrent
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1238	1117 - Disclosure - Investment Securities - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureInvestmentSecuritiesAdditionalInformation
1239	Implied Table	Table	*	*	implied:Table
1240	Investment Securities [abstract]	Abstract			bud:InvestmentSecuritiesAbstract
1241	Current debt securities	Concept (Monetary)	As Of	Debit	bud:InvestmentSecuritiesCurrent
1242	1118 - Disclosure - Deferred Tax Assets and Liabilities - Summary of Deferred Tax Assets and Liabilities by Type of Temporary Difference (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureDeferredTaxAssetsAndLiabilitiesSummaryOfDeferredTaxAssetsAndLiabilitiesByTypeOfTemporaryDifference
1243	Disclosure Of Deferred Taxes [table]	Table	*	*	bud:DisclosureOfDeferredTaxesTable
1244	Temporary difference, unused tax losses and unused tax credits [axis]	Axis			ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
1245	Temporary difference, unused tax losses and unused tax credits [member]	Member			ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
1246	Property, Plant and Equipment [Member]	Member			ifrs-full:PropertyPlantAndEquipmentMember
1247	Intangibles [member]	Member			bud:IntangiblesMember
1248	Inventory [member]	Member			bud:InventoryMember
1249	Trades and Other Receivables [Member]	Member			bud:TradesAndOtherReceivablesMember
1250	Interest Bearing Loans and Borrowings [Member]	Member			bud:InterestBearingLoansAndBorrowingsMember
1251	Employee Benefits [member]	Member			bud:EmployeeBenefitsMember
1252	Provisions [Member]	Member			bud:ProvisionsMember
1253	Derivatives [member]	Member			ifrs-full:DerivativesMember
1254	Other Items [Member]	Member			bud:OtherItemsMember
1255	Loss Carry Forwards [Member]	Member			bud:LossCarryForwardsMember
1256	Gross Deferred Tax Assets/(Liabilities) [Member]	Member			bud:DeferredIncomeTaxAssetsLiabilitiesMember
1257	Disclosure Of Deferred Taxes [line items]	LineItems			bud:DisclosureOfDeferredTaxesLineItems
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1259	Liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:DeferredTaxLiabilities
1260	Net	Concept (Monetary)	As Of	Credit	ifrs-full:DeferredTaxLiabilityAsset
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1262	Netting by taxable entity, Liabilities	Concept (Monetary)	As Of	Credit	bud:NetDeferredTaxEntityLiability
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1265	Net deferred tax assets/(liabilities), Liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:NetDeferredTaxLiabilities
1266	Net deferred tax assets/(liabilities), Net	Concept (Monetary)	As Of	Debit	bud:NetDeferredTaxAssetsLiabilities
1267	1119 - Disclosure - Deferred Tax Assets and Liabilities - Summary of Change in Net Deferred Tax Assets and Liabilities (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureDeferredTaxAssetsAndLiabilitiesSummaryOfChangeInNetDeferredTaxAssetsAndLiabilities
1268	Implied Table	Table	*	*	implied:Table
1269	Disclosure of deferred taxes [abstract]	Abstract			bud:DisclosureOfDeferredTaxesAbstract
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1275	Other movements and effect of changes in foreign exchange rates	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiabilityAsset
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1277	1120 - Disclosure - Deferred Tax Assets and Liabilities - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureDeferredTaxAssetsAndLiabilitiesAdditionalInformation
1278	Disclosure Of Components Of Deferred Tax Assets And Liabilities [table]	Table	*	*	bud:DisclosureOfComponentsOfDeferredTaxAssetsAndLiabilitiesTable
1279	Non-adjusting events after reporting period [axis]	Axis			ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
1280	Non-adjusting events after reporting period [member]	Member			ifrs-full:NonadjustingEventsMember
1281	Changes in tax rates or tax laws enacted or announced [member]	Member			ifrs-full:ChangesInTaxRatesOrTaxLawsEnactedOrAnnouncedMember
1282	Temporary difference, unused tax losses and unused tax credits [axis]	Axis			ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
1283	Temporary difference, unused tax losses and unused tax credits [member]	Member			ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
1284	Expiration period 1 [member]	Member			bud:ExpirationPeriodOneMember
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1288	US Federal tax rate	Concept (Percent)	For Period		ifrs-full:ApplicableTaxRate
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1295	Disclosure of inventories [table]	Table	*	*	bud:DisclosureOfInventoriesTable
1296	Classes of assets [axis]	Axis			ifrs-full:ClassesOfAssetsAxis
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1299	Disclosure of inventories [line items]	LineItems			bud:DisclosureOfInventoriesLineItems
1300	Prepayments	Concept (Monetary)	As Of	Debit	ifrs-full:Prepayments
1301	Raw materials and consumables	Concept (Monetary)	For Period	Debit	ifrs-full:RawMaterialsAndConsumablesUsed
1302	Work in progress	Concept (Monetary)	As Of	Debit	ifrs-full:WorkInProgress
1303	Finished goods	Concept (Monetary)	As Of	Debit	ifrs-full:FinishedGoods
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1309	Implied Table	Table	*	*	implied:Table
1310	Classes of current inventories [abstract]	Abstract			ifrs-full:ClassesOfInventoriesAbstract
1311	Cost of inventories sales	Concept (Monetary)	For Period	Debit	ifrs-full:CostOfSales
1312	Impairment losses on inventories	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossInventories
1313	1123 - Disclosure - Trade and Other Receivables - Schedule of Non-Current Trade and Other Receivables (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureTradeAndOtherReceivablesScheduleOfNonCurrentTradeAndOtherReceivables
1314	Implied Table	Table	*	*	implied:Table
1315	Disclosure of trade and other receivables [abstract]	Abstract			bud:DisclosureOfTradeAndOtherReceivablesAbstract
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1317	Loans to customers	Concept (Monetary)	As Of	Debit	ifrs-full:LoansAndAdvancesToCustomers
1318	Deferred collection on disposals	Concept (Monetary)	As Of	Debit	bud:DeferredCollectionOnDisposals
1319	Tax receivable, other than income tax	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentReceivablesFromTaxesOtherThanIncomeTax
1320	Trade and other receivables	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentTradeReceivables
1321	Total, Non-Current	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentReceivables
1322	1124 - Disclosure - Trade and Other Receivables - Schedule of Current Trade and Other Receivables (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureTradeAndOtherReceivablesScheduleOfCurrentTradeAndOtherReceivables
1323	Implied Table	Table	*	*	implied:Table
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1326	Interest receivable	Concept (Monetary)	As Of	Debit	ifrs-full:InterestReceivable
1327	Tax receivable, other than income tax	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentReceivablesFromTaxesOtherThanIncomeTax
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1330	Other receivables	Concept (Monetary)	As Of	Debit	ifrs-full:OtherReceivables
1331	Current trade and other receivable	Concept (Monetary)	As Of	Debit	ifrs-full:TradeAndOtherReceivables
1332	1125 - Disclosure - Trade and Other Receivables - Schedule of Trade Receivables and Other Receivables (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureTradeAndOtherReceivablesScheduleOfTradeReceivablesAndOtherReceivables
1333	Trade and Other Receivables [table]	Table	*	*	bud:TradeAndOtherReceivablesTable
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1335	Carrying amount [member]	Member			ifrs-full:CarryingAmountMember
1336	Net carrying amount [member]	Member			bud:NetCarryingAmountMember
1337	Neither Impaired Nor Past Due on the Reporting Date [Member]	Member			bud:NeitherImpairedNorPastDueOnTheReportingDateMember
1338	Not Impaired as of the Reporting Date and Past [Member]	Member			bud:NotImpairedAsOfTheReportingDateAndPastMember
1339	Maturity [axis]	Axis			ifrs-full:MaturityAxis
1340	Aggregated time bands [member]	Member			ifrs-full:AggregatedTimeBandsMember
1341	Less Than 30 Days [Member]	Member			ifrs-full:NotLaterThanOneMonthMember
1342	Between 30 and 59 Day [Member]	Member			ifrs-full:LaterThanOneMonthAndNotLaterThanTwoMonthsMember
1343	Between 60 and 89 Days [Member]	Member			ifrs-full:LaterThanTwoMonthsAndNotLaterThanThreeMonthsMember
1344	More Than 90 Days [Member]	Member			ifrs-full:LaterThanThreeMonthsMember
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1347	Loans to customers	Concept (Monetary)	As Of	Debit	bud:CurrentLoansAndAdvancesToCustomers
1348	Interest receivable	Concept (Monetary)	As Of	Debit	ifrs-full:InterestReceivable
1349	Other receivables	Concept (Monetary)	As Of	Debit	ifrs-full:OtherReceivables
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1351	1126 - Disclosure - Trade and Other Receivables - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureTradeAndOtherReceivablesAdditionalInformation
1352	Disclosure of inventories [table]	Table	*	*	bud:DisclosureOfInventoriesTable
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1356	Disclosure of inventories [line items]	LineItems			bud:DisclosureOfInventoriesLineItems
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1360	Disclosure of detailed information about borrowings [abstract]	Abstract			ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsAbstract
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1368	Disclosure of detailed information about borrowings [abstract]	Abstract			ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsAbstract
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1370	1129 - Disclosure - Assets Classified as Held for Sale, Liabilities Associated With Assets Held for Sale and Discontinued Operations - Schedule of Assets Held for Sale (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureAssetsClassifiedAsHeldForSaleLiabilitiesAssociatedWithAssetsHeldForSaleAndDiscontinuedOperationsScheduleOfAssetsHeldForSale
1371	Implied Table	Table	*	*	implied:Table
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1380	1130 - Disclosure - Assets Classified as Held for Sale, Liabilities Associated With Assets Held for Sale and Discontinued Operations - Summary of Liabilities Associated With Assets Held for Sale (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureAssetsClassifiedAsHeldForSaleLiabilitiesAssociatedWithAssetsHeldForSaleAndDiscontinuedOperationsSummaryOfLiabilitiesAssociatedWithAssetsHeldForSale
1381	Implied Table	Table	*	*	implied:Table
1382	Disclosure of Assets and Liabilities of Disposal Groups Classified as Held for Sale [abstract]	Abstract			bud:DisclosureOfAssetsAndLiabilitiesOfDisposalGroupsClassifiedAsHeldForSaleAbstract
1383	Balance at the end of previous year	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale
1384	Disposals from SAB transaction-related divestitures	Concept (Monetary)	As Of	Credit	bud:FairValueOfLiabilitiesLinkedToAssetsThatWereReclassifiedAsHeldForSale
1385	Other movements	Concept (Monetary)	For Period	Credit	bud:IncreaseDecreaseThroughOtherMovementsFinancialLiabilityReclassifiedToHeldForSale
1386	Balance at the end of year	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale
1387	1131 - Disclosure - Assets Classified as Held for Sale, Liabilities Associated With Assets Held for Sale and Discontinued Operations - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureAssetsClassifiedAsHeldForSaleLiabilitiesAssociatedWithAssetsHeldForSaleAndDiscontinuedOperationsAdditionalInformation
1388	Disclosure of Assets Classified as Held for Sale and Discontinued Operations [table]	Table	*	*	bud:DisclosureOfAssetsClassifiedAsHeldForSaleAndDiscontinuedOperationsTable
1389	Continuing and discontinued operations [axis]	Axis			ifrs-full:ContinuingAndDiscontinuedOperationsAxis
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1391	Coca-cola Beverages Africa [member]	Member			bud:CocaColaBeveragesAfricaPrivateLimitedMember
1392	Disclosure of Assets Classified as Held for Sale and Discontinued Operations [line items]	LineItems			bud:DisclosureOfAssetsClassifiedAsHeldForSaleAndDiscontinuedOperationsLineItems
1393	Percentage of equity stake in subsidiary	Concept (Percent)	As Of		bud:PercentageOfOwnershipSharesSoldInSubsidiary
1394	Agreed selling price of assets held for sale	Concept (Monetary)	For Period	Debit	bud:AgreedSellingPriceOfAssetsHeldForSale
1395	1132 - Disclosure - Changes in Equity and Earnings per Share - Summary of Changes in Issued Capital and Treasury Shares (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureChangesInEquityAndEarningsPerShareSummaryOfChangesInIssuedCapitalAndTreasuryShares
1396	Disclosure of classes of share capital [table]	Table	*	*	ifrs-full:DisclosureOfClassesOfShareCapitalTable
1397	Components of equity [axis]	Axis			ifrs-full:ComponentsOfEquityAxis
1398	Equity [member]	Member			ifrs-full:EquityMember
1399	Treasury shares [member]	Member			ifrs-full:TreasurySharesMember
1400	Result on the use of treasury shares [member]	Member			bud:TreasurySharesOnUseMember
1401	Classes of share capital [axis]	Axis			ifrs-full:ClassesOfShareCapitalAxis
1402	Share capital [member]	Member			ifrs-full:ClassesOfShareCapitalMember
1403	Ordinary shares [member]	Member			ifrs-full:OrdinarySharesMember
1404	Treasury shares [member]	Member			ifrs-full:TreasurySharesMember
1405	Disclosure of classes of share capital [line items]	LineItems			ifrs-full:DisclosureOfClassesOfShareCapitalLineItems
1406	Ordinary shares	Concept (Shares)	As Of		ifrs-full:NumberOfSharesOutstanding
1407	At the end of the previous year	Concept (Shares)	As Of		ifrs-full:NumberOfSharesOutstanding
1408	Changes during the period	Concept (Shares)	For Period		ifrs-full:IncreaseDecreaseInNumberOfSharesOutstanding
1409	At the end of the current year	Concept (Shares)	As Of		ifrs-full:NumberOfSharesOutstanding
1410	Restricted shares	Concept (Shares)	For Period		bud:NumberOfRestrictedShares
1411	At the end of the previous year	Concept (Monetary)	As Of	Credit	ifrs-full:IssuedCapital
1412	Changes during the period	Concept (Monetary)	For Period		bud:IncreaseDecreaseInCapital
1413	At the end of the current year	Concept (Monetary)	As Of	Credit	ifrs-full:IssuedCapital
1414	At the end of the previous year	Concept (Monetary)	As Of	Debit	ifrs-full:TreasuryShares
1415	Changes during the period	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseThroughTreasuryShareTransactions
1416	At the end of the current year	Concept (Monetary)	As Of	Debit	ifrs-full:TreasuryShares
1417	At the end of the previous year	Concept (Shares)	As Of		bud:NumberOfTreasurySharesOutstanding
1418	Changes during the period	Concept (Shares)	For Period		bud:IncreaseDecreaseInNumberOfSharesInTreasury
1419	At the end of the current year	Concept (Shares)	As Of		bud:NumberOfTreasurySharesOutstanding
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1421	Disclosure of classes of share capital [table]	Table	*	*	ifrs-full:DisclosureOfClassesOfShareCapitalTable
1422	Categories of related parties [axis]	Axis			ifrs-full:CategoriesOfRelatedPartiesAxis
1423	Entity's total for related parties [member]	Member			ifrs-full:EntitysTotalForRelatedPartiesMember
1424	Parent [member]	Member			ifrs-full:ParentMember
1425	Legal Entity [Axis]	Axis			dei:LegalEntityAxis
1426	Entity [Domain]	Member			dei:EntityDomain
1427	Ambev [member]	Member			bud:AmbevMember
1428	Range [axis]	Axis			ifrs-full:RangeAxis
1429	Ranges [member]	Member			ifrs-full:RangesMember
1430	Top of range [member]	Member			ifrs-full:TopOfRangeMember
1431	Components of equity [axis]	Axis			ifrs-full:ComponentsOfEquityAxis
1432	Equity [member]	Member			ifrs-full:EquityMember
1433	Subscribed Capital [Member]	Member			bud:SubscribedCapitalMember
1434	Continuing involvement in derecognised financial assets by type of transfer [axis]	Axis			ifrs-full:ContinuingInvolvementInDerecognisedFinancialAssetsByTypeOfTransferAxis
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1436	Equity Securities Lending [member]	Member			bud:EquitySecuritiesLendingMember
1437	Business combinations [axis]	Axis			ifrs-full:BusinessCombinationsAxis
1438	Entity's total for business combinations [member]	Member			ifrs-full:EntitysTotalForBusinessCombinationsMember
1439	CERVECERIA NACIONAL DOMINICANA S.A. [member]	Member			bud:CerveceriaNacionalDominicanaSAMember
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1446	Issued capital	Concept (Monetary)	As Of	Credit	ifrs-full:IssuedCapital
1447	Number of shares issued	Concept (Shares)	As Of		ifrs-full:NumberOfSharesIssued
1448	Equity shares	Concept (Shares)	As Of		bud:EquityShares
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1451	Ownership interest	Concept (Percent)	For Period		ifrs-full:ProportionOfOwnershipInterestInSubsidiary
1452	Decrease in non-controlling interests	Concept (Monetary)	For Period	Credit	bud:IncreaseDecreaseInNoncontrollingInterests
1453	Number of shares granted	Concept (Decimal)	For Period		ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
1454	Shares exercised	Concept (Decimal)	For Period		ifrs-full:NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
1455	Number of shares delivered	Concept (Decimal)	For Period		bud:NumberOfShareOptionsDeliveredInShareBasedPaymentArrangement
1456	Number of shares outstanding	Concept (Monetary)	As Of	Debit	ifrs-full:TreasuryShares
1457	Number of shares outstanding	Concept (Shares)	As Of		ifrs-full:NumberOfSharesOutstanding
1458	Par value per share	Concept (Share)	As Of		ifrs-full:ParValuePerShare
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1464	Dividend proposed	Concept (Monetary)	For Period	Debit	bud:DividendsProposed
1465	Dividend paid per share	Concept (Share)	For Period		bud:DividendsPaidPerShare
1466	Dividend paid	Concept (Monetary)	For Period	Debit	ifrs-full:DividendsPaid
1467	Dividend paid date	Concept (Date)	For Period		bud:DividendPaidDate
1468	Tax withholding percentage	Concept (Percent)	For Period		bud:TaxWithholdingPercentage
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1471	Proceeds from issuing shares Proceeds?From?Issuing?Shares 1.5	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromIssuingShares
1472	Expenses on stock option plans and in equity	Concept (Monetary)	For Period	Debit	bud:ExpensesOnStockOptionPlansAndInEquity
1473	Profit attributable to equity holders	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity
1474	Diluted earnings per share based on the profit	Concept (Monetary)	For Period	Credit	bud:DilutedAdjustedEarnings
1475	Number of antidilutive share options outstanding	Concept (Decimal)	As Of		bud:NumberOfAntidilutiveShareOptionsOutstanding
1476	1134 - Disclosure - Changes in Equity and Earnings Per Share - Summary of Changes in Other Comprehensive Income Reserves (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureChangesInEquityAndEarningsPerShareSummaryOfChangesInOtherComprehensiveIncomeReserves
1477	Disclosure of information about changes in other comprehensive income reserves [table]	Table	*	*	bud:DisclosureOfInformationAboutChangesInOtherComprehensiveIncomeReservesTable
1478	Components of equity [axis]	Axis			ifrs-full:ComponentsOfEquityAxis
1479	Equity [member]	Member			ifrs-full:EquityMember
1480	Translation reserves [member]	Member			bud:TranslationReserveMember
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1484	Business combinations [axis]	Axis			ifrs-full:BusinessCombinationsAxis
1485	Entity's total for business combinations [member]	Member			ifrs-full:EntitysTotalForBusinessCombinationsMember
1486	Cash flow hedges [member]	Member			ifrs-full:CashFlowHedgesMember
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1489	Other comprehensive income	Abstract			ifrs-full:OtherComprehensiveIncomeAbstract
1490	Beginning balance	Concept (Monetary)	As Of	Credit	ifrs-full:AccumulatedOtherComprehensiveIncome
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1492	Foreign exchange contracts recognized in equity in relation to the SAB combination	Concept (Monetary)	For Period	Credit	ifrs-full:GainsLossesOnHedgesOfNetInvestmentsInForeignOperationsNetOfTax
1493	Cash flow hedges	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeNetOfTaxCashFlowHedges
1494	Foreign exchange contracts reclassified from equity in relation to the SAB combination	Concept (Monetary)	For Period	Debit	ifrs-full:ReclassificationAdjustmentsOnHedgesOfNetInvestmentsInForeignOperationsNetOfTax
1495	Re-measurements of post-employment benefits	Concept (Monetary)	For Period	Credit	ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
1496	Total comprehensive income	Concept (Monetary)	For Period	Credit	ifrs-full:ComprehensiveIncome
1497	Ending balance	Concept (Monetary)	As Of	Credit	ifrs-full:AccumulatedOtherComprehensiveIncome
1498	1135 - Disclosure - Changes in Equity and Earnings Per Share - Summary of Weighted Average Number of Ordinary and Restricted Shares (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureChangesInEquityAndEarningsPerShareSummaryOfWeightedAverageNumberOfOrdinaryAndRestrictedShares
1499	Disclosure of information about weighted average number of ordinary and restricted shares outstanding [table]	Table	*	*	bud:DisclosureOfInformationAboutWeightedAverageNumberOfOrdinaryAndRestrictedSharesOutstandingTable
1500	Classes of share capital [axis]	Axis			ifrs-full:ClassesOfShareCapitalAxis
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1503	Business combinations [axis]	Axis			ifrs-full:BusinessCombinationsAxis
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1505	Sabmiller Combination [member]	Member			bud:SabmillerCombinationMember
1506	Disclosure of information about weighted average number of ordinary and restricted shares outstanding [line items]	LineItems			bud:DisclosureOfInformationAboutWeightedAverageNumberOfOrdinaryAndRestrictedSharesOutstandingLineItems
1507	Issued ordinary shares at 1 January, net of treasury shares	Concept (Shares)	As Of		ifrs-full:NumberOfSharesIssued
1508	Effect of restricted shares issued upon the SAB combination	Concept (Shares)	For Period		ifrs-full:DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares
1509	Effect of shares issued and share buyback programs	Concept (Shares)	For Period		bud:EffectOfBasicSharesIssuedAndShareBuybackPrograms
1510	Effect of stock lending	Concept (Shares)	For Period		bud:EffectOfBasicStockLending
1511	Effect of undelivered shares under the deferred share instrument	Concept (Shares)	For Period		bud:EffectOfUndeliveredSharesUnderTheDeferredShareInstrument
1512	Effect of delivery of treasury shares	Concept (Shares)	For Period		bud:EffectOfDeliveryOfTreasuryShares
1513	Weighted average number of ordinary and restricted shares at 31 December	Concept (Shares)	For Period		bud:WeightedAverageNumberOfOrdinaryAndRestrictedSharesUsedToCalculateBasicEarningsPerShare
1514	Effect of share options, warrants and restricted stock units	Concept (Shares)	For Period		bud:EffectOfShareOptionsWarrantsAndRestrictedStockUnits
1515	Weighted average number of ordinary and restricted shares (diluted) at 31 December	Concept (Shares)	For Period		bud:WeightedAverageNumberOfOrdinarySharesAndRestrictedSharesDiluted
1516	Profit before exceptional items and discontinued operations, attributable to equity holders of AB InBev	Concept (Monetary)	For Period	Credit	bud:ProfitLossBeforeExceptionalItemsAndDiscontinuedOperationsAttributableToOrdinaryEquityHoldersOfParentEntity
1517	Exceptional items, before taxes (refer to Note 8)	Concept (Monetary)	For Period	Debit	bud:ExceptionalItemsBeforeTaxes
1518	Exceptional finance income/(cost), before taxes (refer to Note 8)	Concept (Monetary)	For Period	Debit	bud:ExceptionalFinanceIncomeCostBeforeTaxes
1519	Exceptional taxes (refer to Note 8)	Concept (Monetary)	For Period	Debit	bud:ExceptionalTaxes
1520	Exceptional non-controllinginterest (refer to Note 8)	Concept (Monetary)	For Period	Credit	bud:ExceptionalNoncontrollingInterest
1521	Profit from discontinued operations	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromDiscontinuedOperations
1522	Profit attributable to equity holders of AB InBev	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossAttributableToOwnersOfParent
1523	Profit before exceptional items, discontinued operations, mark-to-market losses and hyperinflation impacts, attributable to equity holders of AB InBev	Concept (Monetary)	For Period	Credit	bud:ProfitBeforeExceptionalItemsDiscontinuedOperationsMarktomarketLossesAndHyperinflationImpactsAttributableToEquityHoldersOfParentEntity
1524	Mark-to-market losses on certain derivatives related to the hedging of share-based payment programs (refer to Note 11)	Concept (Monetary)	For Period	Debit	ifrs-full:LossesOnChangeInFairValueOfDerivatives
1525	Hyperinflation impacts	Concept (Monetary)	For Period	Credit	bud:EffectsOnHyperinflationaryEconomies
1526	Profit before exceptional items and discontinued operations, attributable to equity holders of AB InBev	Concept (Monetary)	For Period	Credit	bud:ProfitBeforeExceptionalItemsAndDiscontinuedOperationsAttributableToEquityHoldersOfParentEntity
1527	1136 - Disclosure - Changes in Equity and Earnings Per Share - Summary of EPS (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureChangesInEquityAndEarningsPerShareSummaryOfEPS
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1531	Weighted average number of ordinary and restricted shares	Concept (Shares)	For Period		bud:WeightedAverageNumberOfOrdinarySharesAndRestrictedShares
1532	Basic EPS from continuing and discontinued operations	Concept (Share)	For Period		ifrs-full:BasicEarningsLossPerShare
1533	Profit from continuing operations attributable to equity holders of AB InBev	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromContinuingOperationsAttributableToOrdinaryEquityHoldersOfParentEntity
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1535	Basic EPS from continuing operations	Concept (Share)	For Period		ifrs-full:BasicEarningsLossPerShareFromContinuingOperations
1536	Profit from continuing operations before exceptional items, attributable to equity holders of AB InBev	Concept (Monetary)	For Period	Credit	bud:ProfitLossFromContinuingOperationsBeforeExceptionalItemsAttributableToOrdinaryEquityHoldersOfParentEntity
1537	Weighted average number of ordinary and restricted shares	Concept (Shares)	For Period		bud:WeightedAverageNumberOfOrdinarySharesAndRestrictedShares
1538	Basic EPS from continuing operations before exceptional items	Concept (Share)	For Period		bud:BasicEarningsLossPerShareFromContinuingOperationsBeforeExceptionalItems
1539	Profit before exceptional items, discontinued operations, mark-to-market losses and hyperinflation impacts, attributable to equity holders of AB InBev	Concept (Monetary)	For Period	Credit	bud:ProfitBeforeExceptionalItemsDiscontinuedOperationsMarktomarketLossesAndHyperinflationImpactsAttributableToEquityHoldersOfParentEntity
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1541	Underlying EPS	Concept (Share)	For Period		bud:UnderlyingEarningsPerShare
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1543	Weighted average number of ordinary and restricted shares (diluted)	Concept (Shares)	For Period		bud:WeightedAverageNumberOfOrdinarySharesAndRestrictedSharesDiluted
1544	Diluted EPS from continuing and discontinued operations	Concept (Share)	For Period		ifrs-full:DilutedEarningsLossPerShare
1545	Profit from continuing operations attributable to equity holders of AB InBev	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromContinuingOperationsAttributableToOrdinaryEquityHoldersOfParentEntityIncludingDilutiveEffects
1546	Weighted average number of ordinary and restricted shares (diluted)	Concept (Shares)	For Period		bud:WeightedAverageNumberOfOrdinarySharesAndRestrictedSharesDiluted
1547	Diluted EPS from continuing operations	Concept (Share)	For Period		ifrs-full:DilutedEarningsLossPerShareFromContinuingOperations
1548	Profit from continuing operations before exceptional items, attributable to equity holders of AB InBev	Concept (Monetary)	For Period	Credit	bud:ProfitLossFromContinuingOperationsBeforeExceptionalItemsAttributableToOrdinaryEquityHoldersOfParentEntity
1549	Weighted average number of ordinary and restricted shares (diluted)	Concept (Shares)	For Period		bud:WeightedAverageNumberOfOrdinarySharesAndRestrictedSharesDiluted
1550	Diluted EPS from continuing operations before exceptional items	Concept (Share)	For Period		bud:DilutedEarningsLossPerShareFromContinuingOperationsBeforeExceptionalItems
1551	1137 - Disclosure - Interest-Bearing Loans and Borrowings - Summary of Interest-bearing Loans and Borrowings (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureInterestBearingLoansAndBorrowingsSummaryOfInterestbearingLoansAndBorrowings
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1573	1138 - Disclosure - Interest-Bearing Loans and Borrowings - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureInterestBearingLoansAndBorrowingsAdditionalInformation
1574	Disclosure of detailed information about borrowings [table]	Table	*	*	ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
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1578	Notes due 2019 and 2020 [member]	Member			bud:NotesDueTwoThousandNineteenAndTwentyMember
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1580	Notes due 2021 [member]	Member			bud:NotesDueTwoThousandAndTwentyOneMember
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1583	Ambev [member]	Member			bud:AmbevMember
1584	Categories of related parties [axis]	Axis			ifrs-full:CategoriesOfRelatedPartiesAxis
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1586	Molson Coors Brewing Company [member]	Member			bud:MolsonCoorsBrewingCompanyMember
1587	Disclosure of detailed information about borrowings [line items]	LineItems			ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
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1623	Disclosure of detailed information about borrowings [table]	Table	*	*	ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
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1637	Disclosure of detailed information about borrowings [table]	Table	*	*	ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
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1655	1142 - Disclosure - Interest-Bearing Loans and Borrowings - Summary of Finance Lease Liabilities (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureInterestBearingLoansAndBorrowingsSummaryOfFinanceLeaseLiabilities
1656	Disclosure of finance lease liabilities [table]	Table	*	*	bud:DisclosureOfFinanceLeaseLiabilitiesTable
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1717	Net liability recognized in the balance sheet	Concept (Monetary)	As Of	Credit	ifrs-full:RecognisedLiabilitiesDefinedBenefitPlan
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1724	1146 - Disclosure - Employee Benefits - Summary of Net Liability for Post-employment and Long-term Employee Benefit Plans (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureEmployeeBenefitsSummaryOfNetLiabilityForPostemploymentAndLongtermEmployeeBenefitPlans
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1741	1147 - Disclosure - Employee Benefits - Summary of Changes in Present Value of Defined Benefit Obligations and Changes in Fair Value of Plan Assets (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureEmployeeBenefitsSummaryOfChangesInPresentValueOfDefinedBenefitObligationsAndChangesInFairValueOfPlanAssets
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1809	Categories of related parties [axis]	Axis			ifrs-full:CategoriesOfRelatedPartiesAxis
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2417	1176 - Disclosure - Risks arising from Financial instruments - Schedule of Commodity Derivatives Outstanding (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureRisksArisingFromFinancialInstrumentsScheduleOfCommodityDerivativesOutstanding
2418	Disclosure of risk management strategy related to hedge accounting [table]	Table	*	*	ifrs-full:DisclosureOfRiskManagementStrategyRelatedToHedgeAccountingTable
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2437	Disclosure of sensitivity analysis for each type of commodity price risk [table]	Table	*	*	bud:DisclosureOfSensitivityAnalysisForEachTypeOfCommodityPriceRiskTable
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2454	1178 - Disclosure - Risks Arising from Financial Instruments - Summary of Carrying Amount of Financial Assets (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureRisksArisingFromFinancialInstrumentsSummaryOfCarryingAmountOfFinancialAssets
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2472	1179 - Disclosure - Risks Arising from Financial Instruments - Summary of Allowance for Impairment (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureRisksArisingFromFinancialInstrumentsSummaryOfAllowanceForImpairment
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2488	1180 - Disclosure - Risks Arising from Financial Instruments - Summary of Nominal Contractual Maturities of Non-Derivative Financial Liabilities (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureRisksArisingFromFinancialInstrumentsSummaryOfNominalContractualMaturitiesOfNonDerivativeFinancialLiabilities
2489	Disclosure of maturity analysis for financial assets held for managing liquidity risk [table]	Table	*	*	ifrs-full:DisclosureOfMaturityAnalysisForFinancialAssetsHeldForManagingLiquidityRiskTable
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2520	1181 - Disclosure - Risks Arising from Financial Instruments - Summary for Each Type of Derivative Fair Value Recognized as Assets and Liabilities (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureRisksArisingFromFinancialInstrumentsSummaryForEachTypeOfDerivativeFairValueRecognizedAsAssetsAndLiabilities
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2545	1182 - Disclosure - Risks Arising from Financial Instruments - Summary of Carrying Amount of Fixed Rate Interest-Bearing Financial Liabilities and Fair Value (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureRisksArisingFromFinancialInstrumentsSummaryOfCarryingAmountOfFixedRateInterestBearingFinancialLiabilitiesAndFairValue
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2604	1185 - Disclosure - Risks Arising from Financial Instruments - Summary of Offsetting Financial Assets and Liabilities (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureRisksArisingFromFinancialInstrumentsSummaryOfOffsettingFinancialAssetsAndLiabilities
2605	Disclosure of detailed information about financial instruments [table]	Table	*	*	ifrs-full:DisclosureOfFinancialInstrumentsTable
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2609	Derivative liabilities [member]	Member			bud:DerivativeLiabilitiesMember
2610	Disclosure of detailed information about financial instruments [line items]	LineItems			ifrs-full:DisclosureOfFinancialInstrumentsLineItems
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2615	1186 - Disclosure - Operating Leases - Summary of Non-Cancelable Operating Leases are Payable and Receivable (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureOperatingLeasesSummaryOfNonCancelableOperatingLeasesArePayableAndReceivable
2616	Disclosure of finance lease and operating lease by lessee [table]	Table	*	*	ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeTable
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2622	Disclosure of finance lease and operating lease by lessee [line items]	LineItems			ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeLineItems
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2628	Disclosure of finance lease and operating lease by lessee [table]	Table	*	*	ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeTable
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2640	Disclosure of finance lease and operating lease by lessee [line items]	LineItems			ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeLineItems
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2805	Defined benefit plans [axis]	Axis			ifrs-full:DefinedBenefitPlansAxis
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2820	Disclosure of transactions between related parties [line items]	LineItems			ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2821	Amount received on services rendered	Concept (Monetary)	For Period	Credit	ifrs-full:RevenueFromRenderingOfServicesRelatedPartyTransactions
2822	Name of acquiree	Concept (Text/String)	For Period		ifrs-full:NameOfAcquiree
2823	Outstanding balance payable	Concept (Monetary)	As Of	Credit	ifrs-full:OutstandingCommitmentsMadeByEntityRelatedPartyTransactions
2824	Other income	Concept (Monetary)	For Period	Credit	ifrs-full:OtherIncome
2825	1196 - Disclosure - Related Parties - Summary of Aggregate Amounts of AB InBev's Interest (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureRelatedPartiesSummaryOfAggregateAmountsOfABInBevsInterest
2826	Disclosure of joint ventures [table]	Table	*	*	ifrs-full:DisclosureOfJointVenturesTable
2827	Categories of related parties [axis]	Axis			ifrs-full:CategoriesOfRelatedPartiesAxis
2828	Entity's total for related parties [member]	Member			ifrs-full:EntitysTotalForRelatedPartiesMember
2829	Jointly controlled entities [member]	Member			ifrs-full:JointVenturesWhereEntityIsVenturerMember
2830	Disclosure of joint ventures [line items]	LineItems			ifrs-full:DisclosureOfJointVenturesLineItems
2831	Non-current assets	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentAssets
2832	Current assets	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentAssets
2833	Non-current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentLiabilities
2834	Current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentLiabilities
2835	Result from operations	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromOperatingActivities
2836	Profit attributable to equity holders of AB InBev	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossAttributableToOwnersOfParent
2837	1197 - Disclosure - Related Parties - Summary of AB InBev's Transactions with Associates (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureRelatedPartiesSummaryOfABInBevsTransactionsWithAssociates
2838	Disclosure of associates [table]	Table	*	*	ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesTable
2839	Categories of related parties [axis]	Axis			ifrs-full:CategoriesOfRelatedPartiesAxis
2840	Entity's total for related parties [member]	Member			ifrs-full:EntitysTotalForRelatedPartiesMember
2841	Associates [member]	Member			ifrs-full:AssociatesMember
2842	Disclosure of associates [line items]	LineItems			ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesLineItems
2843	Gross profit	Concept (Monetary)	For Period	Credit	ifrs-full:GrossProfit
2844	Current assets	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentAssets
2845	Current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentLiabilities
2846	1198 - Disclosure - Supplemental Guarantor Financial Information - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureSupplementalGuarantorFinancialInformationAdditionalInformation
2847	Disclosure of supplemental guarantor information [table]	Table	*	*	bud:DisclosureOfSupplementalGuarantorInformationTable
2848	Types of interest rates [axis]	Axis			ifrs-full:TypesOfInterestRatesAxis
2849	Interest rate types [member]	Member			ifrs-full:InterestRateTypesMember
2850	Fixed interest rate [member]	Member			ifrs-full:FixedInterestRateMember
2851	Floating interest rate [member]	Member			ifrs-full:FloatingInterestRateMember
2852	Floating interest rate above three-month LIBOR [Member]	Member			bud:FloatingInterestRateAboveThreeMonthLIBORMember
2853	Borrowings by name [axis]	Axis			ifrs-full:BorrowingsByNameAxis
2854	Borrowings by name [member]	Member			ifrs-full:BorrowingsByNameMember
2855	8.2% notes due on 2039 [member]	Member			bud:EightPointTwoPercentageNotesDueOnTwoThousandThirtyNineMember
2856	6.875% notes due on 2019 [member]	Member			bud:SixPointEightSevenFivePercentageNotesDueOnTwoThousandNineteenMember
2857	8.0% notes due on 2039 [member]	Member			bud:EightPointZeroPercentageNotesDueOnTwoThousandThirtyNineMember
2858	Notes due 2022 [member]	Member			bud:NotesDueTwoThousandAndTwentyTwoMember
2859	Notes due 2042 [member]	Member			bud:NotesDueTwoThousandFortyTwoMember
2860	Notes due 2023 [member]	Member			bud:NotesDueTwoThousandAndTwentyThreeMember
2861	Notes Due 2043 [member]	Member			bud:NotesDueTwoThousandFortyThreeMember
2862	Notes due 2019 [member]	Member			bud:NotesDueTwoThousandAndNineteenMember
2863	Notes Due 2024 [Member]	Member			bud:NotesDueTwoThousandTwentyFourMember
2864	Notes due 2044 [Member]	Member			bud:NotesDueTwoThousandFortyFourMember
2865	Notes Due 2045 [member]	Member			bud:NotesDueTwoThousandFortyFiveMember
2866	Notes due 2021 [member]	Member			bud:NotesDueTwoThousandAndTwentyOneMember
2867	Notes due 2026 [member]	Member			bud:NotesDueTwoThousandAndTwentySixMember
2868	Notes due 2036 [member]	Member			bud:NotesDueTwoThousandAndThirtySixMember
2869	Notes due 2046 [member]	Member			bud:NotesDueTwoThousandAndFortySixMember
2870	Notes due 2018 [member]	Member			bud:NotesDueTwoThousandAndEighteenMember
2871	Notes due 2033 [member]	Member			bud:NotesDueTwoThousandAndThirtyThreeMember
2872	Notes due 2035 [member]	Member			bud:NotesDueTwoThousandAndThirtyFiveMember
2873	Notes due 2042 [member]	Member			bud:NotesDueTwoThousandAndFortyTwoMember
2874	Notes due 2048 [member]	Member			bud:NotesDueTwoThousandAndFortyEightMember
2875	4.439% notes due 2048 [member]	Member			bud:FourPointFourThreeNinePercentageNotesDueOnTwoThousandAndFortyEightMember
2876	Notes due 2024 [member]	Member			bud:NotesDueTwoThousandAndTwentyFourMember
2877	Notes due 2028 [member]	Member			bud:NotesDueTwoThousandAndTwentyEightMember
2878	Notes due 2038 [Member]	Member			bud:NotesDueTwoThousandAndThirtyEightMember
2879	Notes due 2058 [Member]	Member			bud:NotesDueTwoThousandAndFiftyEightMember
2880	Legal Entity [Axis]	Axis			dei:LegalEntityAxis
2881	Entity [Domain]	Member			dei:EntityDomain
2882	Anheuser Busch InBev Finance Inc. [member]	Member			bud:AnheuserBuschInBevFinanceIncMember
2883	Anheuser Busch InBev Worldwide Inc. [member]	Member			bud:AnheuserBuschInBevWorldwideIncMember
2884	Disclosure of supplemental guarantor information [line items]	LineItems			bud:DisclosureOfSupplementalGuarantorInformationLineItems
2885	Notes issued	Concept (Monetary)	As Of	Credit	bud:DebtInstrumentFaceAmount1
2886	Interest rate	Concept (Percent)	As Of		ifrs-full:BorrowingsInterestRate
2887	Maturity date	Concept (Text/String)	For Period		ifrs-full:BorrowingsMaturity
2888	Remaining principal	Concept (Monetary)	As Of	Credit	bud:DebtInstrumentOutstanding
2889	Principal amount	Concept (Monetary)	As Of	Credit	ifrs-full:BondsIssued
2890	1199 - Disclosure - Supplemental Guarantor Financial Information - Schedule of Condensed Consolidated Income Statement (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureSupplementalGuarantorFinancialInformationScheduleOfCondensedConsolidatedIncomeStatement
2891	Condensed Financial Statements [Table]	Table	*	*	srt:ScheduleOfCondensedFinancialStatementsTable
2892	Consolidation Items [Axis]	Axis			srt:ConsolidationItemsAxis
2893	Consolidation Items [Domain]	Member			srt:ConsolidationItemsDomain
2894	Eliminations [member]	Member			srt:ConsolidationEliminationsMember
2895	Consolidated Entities [Axis]	Axis			srt:ConsolidatedEntitiesAxis
2896	Consolidated Entities [Domain]	Member			srt:ConsolidatedEntitiesDomain
2897	Anheuser- Busch InBev SA/NV [member]	Member			srt:ParentCompanyMember
2898	Anheuser Busch InBev Worldwide Inc. [member]	Member			bud:AnheuserBuschInBevWorldwideIncMember
2899	Anheuser Busch InBev Finance Inc. [member]	Member			bud:AnheuserBuschInBevFinanceIncMember
2900	Anheuser Busch Companies [member]	Member			bud:AnheuserBuschCompaniesLlcMember
2901	Subsidiary Guarantors [member]	Member			srt:GuarantorSubsidiariesMember
2902	Non-Guarantors [member]	Member			srt:NonGuarantorSubsidiariesMember
2903	Condensed Financial Statements, Captions [Line Items]	LineItems			srt:CondensedFinancialStatementsCaptionsLineItems
2904	Revenue	Concept (Monetary)	For Period	Credit	ifrs-full:Revenue
2905	Cost of sales	Concept (Monetary)	For Period	Debit	ifrs-full:CostOfSales
2906	Gross profit	Concept (Monetary)	For Period	Credit	ifrs-full:GrossProfit
2907	Distribution expenses	Concept (Monetary)	For Period	Debit	ifrs-full:DistributionCosts
2908	Sales and marketing expenses	Concept (Monetary)	For Period	Debit	ifrs-full:SalesAndMarketingExpense
2909	Administrative expenses	Concept (Monetary)	For Period	Debit	ifrs-full:AdministrativeExpense
2910	Other operating income/(expenses)	Concept (Monetary)	For Period	Credit	bud:MiscellaneousOtherOperatingIncomeExpense
2911	Profit from operations	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromOperatingActivities
2912	Net finance cost	Concept (Monetary)	For Period	Credit	ifrs-full:FinanceIncomeCost
2913	Share of result of associates	Concept (Monetary)	For Period	Credit	ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
2914	Profit before tax	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossBeforeTax
2915	Income tax expense	Concept (Monetary)	For Period	Debit	ifrs-full:IncomeTaxExpenseContinuingOperations
2916	Profit	Concept (Monetary)	For Period	Credit	bud:ProfitLossExcludingSubsidiaries
2917	Income from subsidiaries	Concept (Monetary)	For Period	Credit	bud:ProfitLossAttributableToSubsidiaries
2918	Profit from continuing operations	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromContinuingOperations
2919	Profit from discontinued operations	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromDiscontinuedOperations
2920	Profit of the year	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
2921	Profit from continuing operations attributable to:	Abstract			bud:ProfitLossFromContinuingOperationsAttributableToAbstract
2922	Equity holders of AB InBev	Concept (Monetary)	For Period	Credit	bud:ProfitLossFromContinuingOperationsAttributableToOwnersOfParent
2923	Non-controlling interest	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossFromContinuingOperationsAttributableToNoncontrollingInterests
2924	Profit of the year attributable to:	Abstract			ifrs-full:ProfitLossAttributableToAbstract
2925	Equity holders of AB InBev	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossAttributableToOwnersOfParent
2926	Non-controlling interest	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLossAttributableToNoncontrollingInterests
2927	1200 - Disclosure - Supplemental Guarantor Financial Information - Schedule of Condensed Consolidated Statement of Financial Position (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureSupplementalGuarantorFinancialInformationScheduleOfCondensedConsolidatedStatementOfFinancialPosition
2928	Condensed Financial Statements [Table]	Table	*	*	srt:ScheduleOfCondensedFinancialStatementsTable
2929	Consolidation Items [Axis]	Axis			srt:ConsolidationItemsAxis
2930	Consolidation Items [Domain]	Member			srt:ConsolidationItemsDomain
2931	Eliminations [member]	Member			srt:ConsolidationEliminationsMember
2932	Consolidated Entities [Axis]	Axis			srt:ConsolidatedEntitiesAxis
2933	Consolidated Entities [Domain]	Member			srt:ConsolidatedEntitiesDomain
2934	Anheuser- Busch InBev SA/NV [member]	Member			srt:ParentCompanyMember
2935	Anheuser Busch InBev Worldwide Inc. [member]	Member			bud:AnheuserBuschInBevWorldwideIncMember
2936	Anheuser Busch InBev Finance Inc. [member]	Member			bud:AnheuserBuschInBevFinanceIncMember
2937	Anheuser Busch Companies [member]	Member			bud:AnheuserBuschCompaniesLlcMember
2938	Subsidiary Guarantors [member]	Member			srt:GuarantorSubsidiariesMember
2939	Non-Guarantors [member]	Member			srt:NonGuarantorSubsidiariesMember
2940	Condensed Financial Statements, Captions [Line Items]	LineItems			srt:CondensedFinancialStatementsCaptionsLineItems
2941	ASSETS	Abstract			ifrs-full:AssetsAbstract
2942	Non-current assets	Abstract			ifrs-full:NoncurrentAssetsAbstract
2943	Property, plant and equipment	Concept (Monetary)	As Of	Debit	ifrs-full:PropertyPlantAndEquipment
2944	Goodwill	Concept (Monetary)	As Of	Debit	ifrs-full:Goodwill
2945	Intangible assets	Concept (Monetary)	As Of	Debit	ifrs-full:IntangibleAssetsOtherThanGoodwill
2946	Investments in subsidiaries	Concept (Monetary)	As Of	Debit	ifrs-full:InvestmentsInSubsidiaries
2947	Investments in associates and joint ventures	Concept (Monetary)	As Of	Debit	ifrs-full:InvestmentsInSubsidiariesJointVenturesAndAssociates
2948	Deferred tax assets	Concept (Monetary)	As Of	Debit	ifrs-full:DeferredTaxAssets
2949	Derivatives	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentDerivativeFinancialAssets
2950	Other non-current assets	Concept (Monetary)	As Of	Debit	ifrs-full:OtherNoncurrentAssets
2951	Non-current assets	Concept (Monetary)	As Of	Debit	ifrs-full:NoncurrentAssets
2952	Current assets	Abstract			ifrs-full:CurrentAssetsAbstract
2953	Investment securities	Concept (Monetary)	As Of	Debit	bud:InvestmentSecuritiesCurrent
2954	Inventories	Concept (Monetary)	As Of	Debit	ifrs-full:Inventories
2955	Derivatives	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentDerivativeFinancialAssets
2956	Trade and other receivables	Concept (Monetary)	As Of	Debit	ifrs-full:TradeAndOtherCurrentReceivables
2957	Cash and cash equivalents	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalents
2958	Assets classified as held for sale	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners
2959	Other current assets	Concept (Monetary)	As Of	Debit	ifrs-full:OtherCurrentAssets
2960	Current assets	Concept (Monetary)	As Of	Debit	ifrs-full:CurrentAssets
2961	Total assets	Concept (Monetary)	As Of	Debit	ifrs-full:Assets
2962	EQUITY AND LIABILITIES	Abstract			ifrs-full:EquityAndLiabilitiesAbstract
2963	Equity	Abstract			ifrs-full:EquityAbstract
2964	Equity attributable to equity holders of AB InBev	Concept (Monetary)	As Of	Credit	ifrs-full:EquityAttributableToOwnersOfParent
2965	Minority interest	Concept (Monetary)	As Of	Credit	ifrs-full:NoncontrollingInterests
2966	Equity	Concept (Monetary)	As Of	Credit	ifrs-full:Equity
2967	Non-current liabilities	Abstract			ifrs-full:NoncurrentLiabilitiesAbstract
2968	Interest-bearing loans and borrowings	Concept (Monetary)	As Of	Credit	bud:InterestBearingLoansAndBorrowingsNoncurrent
2969	Employee benefits	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentRecognisedLiabilitiesDefinedBenefitPlan
2970	Deferred tax liabilities	Concept (Monetary)	As Of	Credit	bud:DeferredTaxLiabilitiesAssets
2971	Derivatives	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentDerivativeFinancialLiabilities
2972	Other non-current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:OtherNoncurrentLiabilities
2973	Non-current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:NoncurrentLiabilities
2974	Current liabilities	Abstract			ifrs-full:CurrentLiabilitiesAbstract
2975	Interest-bearing loans and borrowings	Concept (Monetary)	As Of	Credit	bud:InterestBearingLoansAndBorrowingsCurrent
2976	Income tax payable	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentTaxLiabilitiesCurrent
2977	Derivatives	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentDerivativeFinancialLiabilities
2978	Trade and other payables	Concept (Monetary)	As Of	Credit	ifrs-full:TradeAndOtherCurrentPayables
2979	Liabilities associated with assets held for sale	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale
2980	Other current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:OtherCurrentLiabilities
2981	Current liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:CurrentLiabilities
2982	Total equity and liabilities	Concept (Monetary)	As Of	Credit	ifrs-full:EquityAndLiabilities
2983	1201 - Disclosure - Supplemental Guarantor Financial Information - Schedule of Condensed Consolidated Statement of Cash Flows (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureSupplementalGuarantorFinancialInformationScheduleOfCondensedConsolidatedStatementOfCashFlows
2984	Condensed Financial Statements [Table]	Table	*	*	srt:ScheduleOfCondensedFinancialStatementsTable
2985	Consolidation Items [Axis]	Axis			srt:ConsolidationItemsAxis
2986	Consolidation Items [Domain]	Member			srt:ConsolidationItemsDomain
2987	Eliminations [member]	Member			srt:ConsolidationEliminationsMember
2988	Consolidated Entities [Axis]	Axis			srt:ConsolidatedEntitiesAxis
2989	Consolidated Entities [Domain]	Member			srt:ConsolidatedEntitiesDomain
2990	Anheuser- Busch InBev SA/NV [member]	Member			srt:ParentCompanyMember
2991	Anheuser Busch InBev Worldwide Inc. [member]	Member			bud:AnheuserBuschInBevWorldwideIncMember
2992	Anheuser Busch InBev Finance Inc. [member]	Member			bud:AnheuserBuschInBevFinanceIncMember
2993	Anheuser Busch Companies [member]	Member			bud:AnheuserBuschCompaniesLlcMember
2994	Subsidiary Guarantors [member]	Member			srt:GuarantorSubsidiariesMember
2995	Non-Guarantors [member]	Member			srt:NonGuarantorSubsidiariesMember
2996	Condensed Financial Statements, Captions [Line Items]	LineItems			srt:CondensedFinancialStatementsCaptionsLineItems
2997	OPERATING ACTIVITIES	Abstract			ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
2998	Profit	Concept (Monetary)	For Period	Credit	ifrs-full:ProfitLoss
2999	Depreciation, amortization and impairment	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForDepreciationAndAmortisationExpense
3000	Net finance cost	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForFinanceCosts
3001	Income tax expense	Concept (Monetary)	For Period	Debit	ifrs-full:AdjustmentsForIncomeTaxExpense
3002	Investment income	Concept (Monetary)	For Period	Credit	bud:AdjustmentsForInvestmentIncome
3003	Other items	Concept (Monetary)	For Period	Debit	bud:OtherNonCashItemsIncludedInProfitBeforeTax
3004	Cash flow from operating activities before changes in working capital and use of provisions	Concept (Monetary)	For Period		ifrs-full:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital
3005	Working capital and provisions	Concept (Monetary)	For Period	Credit	ifrs-full:IncreaseDecreaseInWorkingCapital
3006	Cash generated from operations	Concept (Monetary)	For Period		ifrs-full:CashFlowsFromUsedInOperations
3007	Interest paid, net	Concept (Monetary)	For Period	Credit	bud:InterestPaidReceivedClassifiedAsOperatingActivities
3008	Dividends received	Concept (Monetary)	For Period	Debit	ifrs-full:DividendsReceivedClassifiedAsOperatingActivities
3009	Income tax paid	Concept (Monetary)	For Period	Credit	ifrs-full:IncomeTaxesPaidClassifiedAsOperatingActivities
3010	CASH FLOW FROM OPERATING ACTIVITIES	Concept (Monetary)	For Period		ifrs-full:CashFlowsFromUsedInOperatingActivities
3011	INVESTING ACTIVITIES	Abstract			ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
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3013	Sale of subsidiaries, net of cash disposed of	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities
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3015	Taxes on SAB transaction-related divestitures	Concept (Monetary)	For Period	Credit	bud:TaxesOnTransactionrelatedDivestitures
3016	Acquisition of other subsidiaries, net of cash acquired	Concept (Monetary)	For Period	Credit	ifrs-full:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities
3017	Acquisition of property, plant and equipment and of intangible assets	Concept (Monetary)	For Period	Credit	ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
3018	Net of tax proceeds from the sale of assets held for sale	Concept (Monetary)	For Period	Debit	bud:ProceedsFromDisposalOfAssetsHeldForSaleNetOfTax
3019	Net proceeds from sale/(acquisition) of investment in short-term debt securities	Concept (Monetary)	For Period	Debit	bud:ProceedsFromDisposalsOfInvestmentShortTermDebtSecurities
3020	Net proceeds from sale/(acquisition) of other assets	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromOtherLongtermAssetsClassifiedAsInvestingActivities
3021	Net repayments/(payments) of loans granted	Concept (Monetary)	For Period	Debit	bud:ProceedsForRepaymentOfBankLoans
3022	CASH FLOW FROM INVESTING ACTIVITIES	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromUsedInInvestingActivities
3023	FINANCING ACTIVITIES	Abstract			ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
3024	Intra-group capital reimbursements	Concept (Monetary)	For Period	Debit	bud:IntraGroupCapitalReimbursementAdjustments
3025	Purchase of non-controlling interest	Concept (Monetary)	For Period	Credit	ifrs-full:PaymentsFromChangesInOwnershipInterestsInSubsidiaries
3026	Proceeds from borrowings	Concept (Monetary)	For Period	Debit	ifrs-full:ProceedsFromNoncurrentBorrowings
3027	Payments on borrowings	Concept (Monetary)	For Period	Credit	ifrs-full:RepaymentsOfNoncurrentBorrowings
3028	Cash net finance (cost)/income other than interests	Concept (Monetary)	For Period	Debit	bud:CashFlowsNetFinanceCostIncomeOtherThanIntersts
3029	Dividends paid	Concept (Monetary)	For Period	Credit	ifrs-full:DividendsPaidClassifiedAsFinancingActivities
3030	CASH FLOW FROM FINANCING ACTIVITIES	Concept (Monetary)	For Period	Debit	ifrs-full:CashFlowsFromUsedInFinancingActivities
3031	Net increase/(decrease) in cash and cash equivalents	Concept (Monetary)	For Period	Debit	ifrs-full:IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges
3032	Cash and cash equivalents less bank overdrafts at beginning of year	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition
3033	Effect of exchange rate fluctuations	Concept (Monetary)	For Period	Debit	ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents
3034	Cash and cash equivalents less bank overdrafts at end of period	Concept (Monetary)	As Of	Debit	ifrs-full:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition
3035	1202 - Disclosure - Events After the Balance Sheet Date - Additional Information (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureEventsAfterTheBalanceSheetDateAdditionalInformation
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3037	Maturity [axis]	Axis			ifrs-full:MaturityAxis
3038	Aggregated time bands [member]	Member			ifrs-full:AggregatedTimeBandsMember
3039	Bonds due on 23 January 2025 [member]	Member			bud:TwoPointFiveBillionUsDollarBondsDueOnTwentyThirdJanuaryTwoThousandTwentyFiveMember
3040	Bonds due on 23 January 2029 [member]	Member			bud:FourPointSevenFiveBillionUsDollarBondsDueOnTwentyThirdJanuaryTwoThousandTwentyNineMember
3041	Bonds due on 23 January 2031 [member]	Member			bud:ZeroPointSevenFiveBillionUsDollarBondsDueOnTwentyThirdJanuaryTwoThousandThirtyOneMember
3042	Bonds due on 23 January 2039 [member]	Member			bud:TwoPointZeroBillionUsDollarBondsDueOnTwentyThirdJanuaryTwoThousandThirtyNineMember
3043	Bonds due on 23 January 2049 [member]	Member			bud:TwoPointZeroBillionUsDollarBondsDueOnTwentyThirdJanuaryTwoThousandFortyNineMember
3044	Bonds due on 23 January 2059 [member]	Member			bud:TwoPointZeroBillionUsDollarBondsDueOnTwentyThirdJanuaryTwoThousandFiftyNineMember
3045	2.650% senior notes [member]	Member			bud:TwoPointSixFiveZeroPercentageSeniorNotesMember
3046	4.375% due in 2021 senior notes [member]	Member			bud:FourPointThreeSevenFivePercentageDueInTwoThousandTwentyOneSeniorNotesMember
3047	3.750% notes due 2022 [member]	Member			bud:ThreePointSevenFiveZeroPercentageNotesDueTwoThousandTwentyTwoMember
3048	2.500% notes due 2022 [member]	Member			bud:TwoPointFiveZeroZeroPercentageNotesDueTwoThousandAndTwentyTwoMember
3049	2.625% notes due in 2023 [member]	Member			bud:TwoPointSixTwoFivePercentageNotesDueInTwoThousandTwentyThreeMember
3050	3.300% notes due in 2023 [member]	Member			bud:ThreePointThreeZeroZeroPercentageNotesDueInTwoThousandTwentyThreeMember
3051	3.500% notes due in 2024 [member]	Member			bud:ThreePointFiveZeroZeroPercentageNotesDueInTwoThousandAndTwentyFourMember
3052	3.700% notes due in 2024 [member]	Member			bud:ThreePointSevenZeroZeroPercentageNotesDueInTwoThousandAndTwentyFourMember
3053	3.650% notes due in 2026 [member]	Member			bud:ThreePointSixFiveZeroPercentageNotesDueInTwoThousandAndTwentySixMember
3054	Types of interest rates [axis]	Axis			ifrs-full:TypesOfInterestRatesAxis
3055	Interest rate types [member]	Member			ifrs-full:InterestRateTypesMember
3056	Fixed interest rate [member]	Member			ifrs-full:FixedInterestRateMember
3057	Floating interest rate [member]	Member			ifrs-full:FloatingInterestRateMember
3058	Non-adjusting events after reporting period [axis]	Axis			ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
3059	Non-adjusting events after reporting period [member]	Member			ifrs-full:NonadjustingEventsMember
3060	Bonds [member]	Member			bud:BondsMember
3061	Twelve series senior notes [member]	Member			bud:TwelveSeriesSeniorNotesMember
3062	Categories of related parties [axis]	Axis			ifrs-full:CategoriesOfRelatedPartiesAxis
3063	Entity's total for related parties [member]	Member			ifrs-full:EntitysTotalForRelatedPartiesMember
3064	Anheuser-Busch InBev Finance Inc., Anheuser-Busch InBev Worldwide Inc. and Anheuser-Busch Companies, LLC [member]	Member			ifrs-full:SubsidiariesMember
3065	Disclosure of non-adjusting events after reporting period [line items]	LineItems			ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodLineItems
3066	Bonds issued	Concept (Monetary)	As Of	Credit	ifrs-full:BondsIssued
3067	Borrowings, maturity	Concept (Text/String)	For Period		ifrs-full:BorrowingsMaturity
3068	Borrowings, interest rate	Concept (Percent)	As Of		ifrs-full:BorrowingsInterestRate
3069	Senior debts issued	Concept (Monetary)	As Of	Credit	ifrs-full:NotesAndDebenturesIssued
3070	Repurchase of outstanding debt	Concept (Monetary)	For Period	Credit	bud:RepaymentOfDebtPrincipalAmount
3071	1203 - Disclosure - AB INBEV Companies - Summary of Name and Registered Office of Fully Consolidated Companies (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureABINBEVCompaniesSummaryOfNameAndRegisteredOfficeOfFullyConsolidatedCompanies
3072	Disclosure of information about consolidated structured entities [table]	Table	*	*	ifrs-full:DisclosureOfInformationAboutConsolidatedStructuredEntitiesTable
3073	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
3074	Geographical areas [member]	Member			ifrs-full:GeographicalAreasMember
3075	Dominican Republic [member]	Member			country:DO
3076	Argentina [member]	Member			country:AR
3077	Australia [member]	Member			country:AU
3078	Belgium [member]	Member			country:BE
3079	Botswana [member]	Member			country:BW
3080	Bolivia [member]	Member			country:BO
3081	Brazil [Member]	Member			country:BR
3082	Canada [member]	Member			country:CA
3083	Chile [member]	Member			country:CL
3084	China [member]	Member			country:CN
3085	Colombia [member]	Member			country:CO
3086	Czech Republic [member]	Member			country:CZ
3087	Ecuador [member]	Member			country:EC
3088	El Salvador [member]	Member			country:SV
3089	France [member]	Member			country:FR
3090	Germany [member]	Member			country:DE
3091	Ghana [member]	Member			country:GH
3092	Luxembourg [member]	Member			country:LU
3093	Honduras [member]	Member			country:HN
3094	India [member]	Member			country:IN
3095	Italy [member]	Member			country:IT
3096	Mexico [member]	Member			country:MX
3097	Mozambique [member]	Member			country:MZ
3098	Netherlands [member]	Member			country:NL
3099	Nigeria [member]	Member			country:NG
3100	Panama [member]	Member			country:PA
3101	Paraguay [member]	Member			country:PY
3102	Peru [member]	Member			country:PE
3103	South Africa [member]	Member			country:ZA
3104	South Korea [member]	Member			currency:KRW
3105	Switzerland [member]	Member			country:CH
3106	Tanzania [member]	Member			country:TZ
3107	Uganda [member]	Member			country:UG
3108	United Kingdom [member]	Member			country:GB
3109	United States [member]	Member			country:US
3110	Uruguay [member]	Member			country:UY
3111	Vietnam [member]	Member			country:VN
3112	Zambia [member]	Member			country:ZM
3113	Consolidated structured entities [axis]	Axis			ifrs-full:ConsolidatedStructuredEntitiesAxis
3114	Entity's total for consolidated structured entities [member]	Member			ifrs-full:EntitysTotalForConsolidatedStructuredEntitiesMember
3115	CERVECERIA Y MALTERIA QUILMES SAICA y G [member]	Member			bud:CERVECERIAYMALTERIAQUILMESSAICAyGMember
3116	FOSTER'S GROUP PTY LTD [member]	Member			bud:FOSTERSGROUPPTYLTDMember
3117	CUB PTY LTD [member]	Member			bud:CUBPTYLTDMember
3118	FBG FINANCE PTY LTD [member]	Member			bud:FBGFINANCEPTYLTDMember
3119	FBG TREASURY (AUST) PTY LTD [member]	Member			bud:FBGTREASURYAUSTPTYLTDMember
3120	BRASSERIE DE L'ABBAYE DE LEFFE S.A. [member]	Member			bud:BRASSERIEDELABBAYEDELEFFESAMember
3121	BROUWERIJ VAN HOEGAARDEN N.V. [member]	Member			bud:BROUWERIJVANHOEGAARDENNVMember
3122	COBREW N.V. [member]	Member			bud:COBREWNVBrouwerijpleinMember
3123	INBEV BELGIUM S.P.R.L. [member]	Member			bud:INBEVBELGIUMSPRLMember
3124	Kgalagadi Breweries (Pty) Ltd [member]	Member			bud:KGALAGADIBREWERIESPTYLTDMember
3125	CERVECERIA BOLIVIANA NACIONAL S.A. [member]	Member			bud:CERVECERIABOLIVIANANACIONALSAMember
3126	Ambev [member]	Member			bud:AmbevMember
3127	LABATT BREWING COMPANY LIMITED [member]	Member			bud:LABATTBREWINGCOMPANYLIMITEDMember
3128	CERVECERIA CHILE S.A. [member]	Member			bud:CERVECERIACHILESAMember
3129	ANHEUSER-BUSCH INBEV (CHINA) SALES CO LTD. [member]	Member			bud:AnheuserBuschInbevChinaSalesCoLtdMember
3130	ANHEUSER-BUSCH INBEV (WUHAN) BREWERY CO. LTD. [member]	Member			bud:AnheuserBuschInbevWuhanBreweryCoLtdMember
3131	ANHEUSER-BUSCH INBEV (FOSHAN) BREWERY CO. LTD. [member]	Member			bud:AnheuserBuschInbevFoshanBreweryCoLtdMember
3132	ANHEUSER-BUSCH INBEV HARBIN BREWERY CO. LTD. [member]	Member			bud:AnheuserBuschInbevHarbinBreweryCoLtdMember
3133	ANHEUSER-BUSCH INBEV (TANGSHAN) BREWERY CO. LTD. [member]	Member			bud:AnheuserBuschInbevTangshanBreweryCoLtdMember
3134	ANHEUSER-BUSCH INBEV SEDRIN BREWERY CO. LTD. [member]	Member			bud:AnheuserBuschInbevSedrinBreweryCoLtdMember
3135	ANHEUSER-BUSCH INBEV SEDRIN (ZHANGZHOU) BREWERY CO. LTD. [member]	Member			bud:AnheuserBuschInbevSedrinZhangzhouBreweryCoLtdMember
3136	ANHEUSER-BUSCH INBEV (TAIZHOU) BREWERY CO. LTD. [member]	Member			bud:AnheuserBuschInbevTaizhouBreweryCoLtdMember
3137	NANCHANG ASIA BREWERY CO. LTD. [member]	Member			bud:NanchangAsiaBreweryCoLtdMember
3138	SIPING GINSBER DRAFT BEER CO. LTD. [member]	Member			bud:SipingGinsberDraftBeerCoLtdMember
3139	ANHEUSER-BUSCH INBEV (NANTONG) BREWERY CO. LTD. [member]	Member			bud:AnheuserBuschInbevNantongJiangsuBreweryCoLtdMember
3140	ANHEUSER-BUSCH INBEV (SICHUAN) BREWERY CO. LTD. [member]	Member			bud:AnheuserBuschInbevSichuanBreweryCoLtdMember
3141	ANHEUSER-BUSCH INBEV (HENAN) BREWERY CO. LTD. [member]	Member			bud:AnheuserBuschInbevHenanBreweryCoLtdMember
3142	INBEV JINLONGQUAN (HUBEI) BREWERY CO. LTD. [member]	Member			bud:InbevJinlongquanHubeiBreweryCoLtdMember
3143	ANHEUSER-BUSCH INBEV (SUQIAN) BREWERY CO. LTD. [member]	Member			bud:AnheuserBuschInbevSuqianBreweryCoLtdMember
3144	BOGOTA BEER COMPANY BBC S.A.S. [member]	Member			bud:BogotaBeerCompanyBBCSASMember
3145	BAVARIA S.A. [member]	Member			bud:BavariaSAMember
3146	AMBEV COLOMBIA S.A.S. [member]	Member			bud:AmbevColombiaSASMember
3147	PIVOVAR SAMSON A.S. [member]	Member			bud:PivovarSamsonaASMember
3148	CERVECERIA NACIONAL DOMINICANA S.A. [member]	Member			bud:CerveceriaNacionalDominicanaSAMember
3149	COMPANIA CERVECERA AMBEV ECUADOR S.A. [member]	Member			bud:CompaniaCerveceraAmbevEcuadorSAMember
3150	CERVECERIA NACIONAL (CN) S,A. [member]	Member			bud:CerveceriaNacionalCNSaMember
3151	INDUSTRIAS LA CONSTANCIA, SA DE CV [member]	Member			bud:IndustriasLaConstanciaSADECVMember
3152	AB INBEV FRANCE S.A.S. [member]	Member			bud:AbInbevFranceSASMember
3153	BRAUEREI BECK GmbH & CO. KG [member]	Member			bud:BrauereiBeckGmbHAndCoMember
3154	BRAUEREI DIEBELS GmbH & CO.KG [member]	Member			bud:BrauereiDiebelsGmbHAndCoKGMember
3155	HAAKE-BECK AG [member]	Member			bud:HaakeBeckAGMember
3156	HASSERODER BRAUEREI GmbH [member]	Member			bud:HasseroderBrauereiGmbHMember
3157	ANHEUSER-BUSCH INBEV GERMANY HOLDING GmbH [member]	Member			bud:AnheuserBuschInbevGermanyHoldingGmbHMember
3158	SPATEN - FRANZISKANER - BRAU GmbH [member]	Member			bud:SpatenFranziskanerBrauGmbHMember
3159	ANHEUSER-BUSCH INBEV Deutschland GmbH & Co KG [member]	Member			bud:AnheuserBuschInbevDeutschlandGmbHAndCoKgMember
3160	LOEWENBRAEU AG [member]	Member			bud:LoewenbraeuAGMember
3161	ACCRA BREWERY LTD [member]	Member			bud:AccraBreweryLtdMember
3162	BRASSERIE DE LUXEMBOURG MOUSEL - DIEKIRCH [member]	Member			bud:BrasserieDeLuxembourgMouselDiekirchMember
3163	CERVECERIA HONDURENA, SA DE CV [member]	Member			bud:CerveceriaHondurenaSADECVMember
3164	CROWN BEERS INDIA LIMITED [member]	Member			bud:CrownBeersIndiaLimitedMember
3165	SABMILLER INDIA LIMITED LTD. [member]	Member			bud:SabmillerIndiaLimitedLtdMember
3166	Anheuser-Busch Inbev Italia SpA [member]	Member			bud:AnheuserBuschInbevItaliaSPAMember
3167	CERVECERIA MODELO DE MEXICO S. DE R.L. DE C.V [member]	Member			bud:CerveceriaModeloDeMexicoDeSDERLDECVMember
3168	CERVEJAS DE MOCAMBIQUE SA [member]	Member			bud:CervejasDEMocambiqueSAMember
3169	INBEV NEDERLAND N.V. [member]	Member			bud:InbevNederlandNVMember
3170	INTERBREW INTERNATIONAL B.V. [member]	Member			bud:InterbrewInternationalBVMember
3171	AB InBev Africa B.V. [member]	Member			bud:AbInbevAfricaBvMember
3172	AB InBev Botswana B.V. [member]	Member			bud:AbInbevBotswanaBvMember
3173	BEVERAGE MANAGEMENT SOLUTIONS LIMITED LTD. [member]	Member			bud:BeverageManagementSolutionsLimitedLtdMember
3174	INTERNATIONAL BREWERIES PLC [member]	Member			bud:InternationalBreweriesPlcMember
3175	CERVECERIA NACIONAL HOLDING SA [member]	Member			bud:CerveceriaNacionalHoldingSAMember
3176	CERVECERIA PARAGUAYA S.A. [member]	Member			bud:CerveceriaParaguayaSAMember
3177	COMPANIA CERVECERA AMBEV PERU S.A.C. [member]	Member			bud:CompaniaCerveceraAmbevPeruSACMember
3178	UNIOIN DE CERVECERIAS PERUANAS BACKUS Y JOHNSTON SAA [member]	Member			bud:UnionDeCerveceriasPeruanasBackusYJohnstonSAAMember
3179	SABSA HOLDINGS LTD [member]	Member			bud:SabsaHoldingsLtdMember
3180	THE SOUTH AFRICAN BREWERIES (PTY) LTD [member]	Member			bud:TheSouthAfricanBreweriesPtyLtdMember
3181	ORIENTAL BREWERY CO., LTD [member]	Member			bud:OrientalBreweryCoLtdMember
3182	Anheuser Bush InBev Procurement (GMBH) [member]	Member			bud:AnheuserBushInbevProcurementGmbhMember
3183	KIBO Breweries LTD Private Company [member]	Member			bud:KiboBreweriesLtdPrivateCompanyMember
3184	NILE BREWERIES LTD [member]	Member			bud:NileBreweriesLtdMember
3185	ABI SAB GROUP HOLDING LIMITED [member]	Member			bud:AbiSabGroupHoldingLimitedMember
3186	ABI UK HOLDINGS 1 LIMITED [member]	Member			bud:AbiUkHoldings1LimitedMember
3187	AB INBEV UK LTD [member]	Member			bud:AbInbevUKLtdMember
3188	AB InBev Holdings Limited [member]	Member			bud:AbInbevHoldingsLimitedMember
3189	AB InBev International Brands Limited [member]	Member			bud:AbInbevInternationalBrandsLimitedMember
3190	ZX VENTURES LIMITED [member]	Member			bud:ZxVenturesLimitedMember
3191	Anheuser Busch Companies [member]	Member			bud:AnheuserBuschCompaniesLlcMember
3192	ANHEUSER-BUSCH INTERNATIONAL, INC. [member]	Member			bud:AnheuserBuschInternationalIncMember
3193	ANHEUSER-BUSCH PACKAGING GROUP, INC. [member]	Member			bud:AnheuserBuschPackagingGroupIncMember
3194	ANHEUSER-BUSCH, LLC [member]	Member			bud:AnheuserBuschLlcMember
3195	Metal Container Corporation, Inc [member]	Member			bud:MetalContainerCorporationIncMember
3196	Anheuser-Busch North American Holding Corporation [member]	Member			bud:AnheuserBuschNorthAmericanHoldingCorporationMember
3197	CERVECERIA Y MALTERIA PAYSANDU S.A. [member]	Member			bud:CerveceriaYMalteriaPaysanduSAMember
3198	ANHEUSER-BUSCH INBEV VIETNAM BREWERY COMPANY LIMITED [member]	Member			bud:AnheuserBuschInbevVietnamBreweryCompanyLimitedMember
3199	ZAMBIAN BREWERIES PLC [member]	Member			bud:ZambianBreweriesPlcMember
3200	Disclosure of information about consolidated structured entities [line items]	LineItems			ifrs-full:DisclosureOfInformationAboutConsolidatedStructuredEntitiesLineItems
3201	Address of entity's registered office	Concept (Text/String)	For Period		ifrs-full:AddressOfRegisteredOfficeOfEntity
3202	Proportion of ownership interest in subsidiary	Concept (Percent)	For Period		ifrs-full:ProportionOfOwnershipInterestInSubsidiary
3203	1204 - Disclosure - AB INBEV Companies - Summary of Name and Registered Office of Associates and Joint Ventures (Detail)	Network	*	*	http://www.ab-inbev.com/taxonomy/role/DisclosureABINBEVCompaniesSummaryOfNameAndRegisteredOfficeOfAssociatesAndJointVentures
3204	Disclosure of information about consolidated structured entities [table]	Table	*	*	ifrs-full:DisclosureOfInformationAboutConsolidatedStructuredEntitiesTable
3205	Geographical areas [axis]	Axis			ifrs-full:GeographicalAreasAxis
3206	Geographical areas [member]	Member			ifrs-full:GeographicalAreasMember
3207	France [member]	Member			country:FR
3208	Gibraltar [member]	Member			country:GI
3209	Turkey [member]	Member			country:TR
3210	Zimbabwe [member]	Member			country:ZW
3211	Russia [member]	Member			country:RU
3212	Consolidated structured entities [axis]	Axis			ifrs-full:ConsolidatedStructuredEntitiesAxis
3213	Entity's total for consolidated structured entities [member]	Member			ifrs-full:EntitysTotalForConsolidatedStructuredEntitiesMember
3214	SOCIETE DES BRASSERIES ET GLACIERES INTERNATIONALES SA [member]	Member			bud:SocieteDesBrasseriesEtGlacieresInternationalesSaMember
3215	BIH BRASSERIES INTERNATIONALES HOLDING LTD [member]	Member			bud:BihBrasseriesInternationalesHoldingLtdMember
3216	BIH BRASSERIES INTERNATIONALES HOLDING ANGOLA LTD [member]	Member			bud:BihBrasseriesInternationalesHoldingAngolaLtdMember
3217	ANADOLU EFES BIRACILIK VE MALT SANAYII AS [member]	Member			bud:AnadoluEfesBiracilikVeMaltSanayiiAsMember
3218	DELTA CORPORATION LTD [member]	Member			bud:DeltaCorporationLtdMember
3219	AB InBev Efes [member]	Member			bud:ABInBevEfesMember
3220	Disclosure of information about consolidated structured entities [line items]	LineItems			ifrs-full:DisclosureOfInformationAboutConsolidatedStructuredEntitiesLineItems
3221	Address of entity's registered office	Concept (Text/String)	For Period		ifrs-full:AddressOfRegisteredOfficeOfEntity
3222	Proportion of ownership interest in subsidiary	Concept (Percent)	For Period		bud:ProportionOfOwnershipInterestInAssociateAndJointVenture