XML 151 R140.htm IDEA: XBRL DOCUMENT v3.20.2

Events After the Balance Sheet Date - Additional Information (Detail) $ in Billions	Jul. 07, 2020 USD ($)
Event After Reporting Date [member]
Disclosure of non-adjusting events after reporting period [line items]
Notes repurchased value	$ 30

X

- Definition

Notes Repurchased Value.

+ References

No definition available.

+ Details

Name:	bud_NotesRepurchasedValue
Namespace Prefix:	bud_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

+ References

No definition available.

+ Details

Name:	ifrs-full_DisclosureOfNonadjustingEventsAfterReportingPeriodLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	ifrs-full_NonadjustingEventsAfterReportingPeriodAxis=bud_EventAfterReportingDateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: