XML 178 R167.htm IDEA: XBRL DOCUMENT v3.25.4

Contingencies - Summary of Ab Inbev's Material Tax Proceedings Related to Ambev and Its Subsidiaries (Detail) - Ambev [member] - Legal proceedings contingent liability [member] - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Disclosure of detailed information about material tax [line items]
Income tax and social contribution	$ 13,122	$ 10,525
Value-added and excise taxes	5,236	4,544
Other taxes	691	622
Material tax net	$ 19,049	$ 15,691

X

- Definition

Disclosure Of Detailed Information About Material Tax [Line Items]

+ References

No definition available.

+ Details

Name:	bud_DisclosureOfDetailedInformationAboutMaterialTaxLineItems
Namespace Prefix:	bud_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Income tax and social contribution.

+ References

No definition available.

+ Details

Name:	bud_IncomeTaxAndSocialContribution
Namespace Prefix:	bud_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Material tax net.

+ References

No definition available.

+ Details

Name:	bud_MaterialTaxNet
Namespace Prefix:	bud_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Other taxes.

+ References

No definition available.

+ Details

Name:	bud_OtherTaxes
Namespace Prefix:	bud_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Value added and excise taxes.

+ References

No definition available.

+ Details

Name:	bud_ValueAddedAndExciseTaxes
Namespace Prefix:	bud_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=bud_AmbevMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_ClassesOfContingentLiabilitiesAxis=ifrs-full_LegalProceedingsContingentLiabilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: