XML 68 R76.htm IDEA: XBRL DOCUMENT v3.19.2

Balances and transactions with related parties and affiliated companies - Additional Information (Detail) - MXN ($) $ in Millions	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
The Coca-Cola company [member]
Disclosure of transactions between related parties [line items]
Purchase of goods	$ 17,238	$ 17,978
Heineken [Member]
Disclosure of transactions between related parties [line items]
Purchase of goods	15,682	15,622
Jugos del Valle, S.A.P.I. de C.V. [member]
Disclosure of transactions between related parties [line items]
Purchase of goods	$ 2,110	$ 2,359

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

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

X

- Definition

The amount of goods purchased by the entity in related party transactions. [Refer: Related parties [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 24
-IssueDate 2018-01-01
-Paragraph 21
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=24&date=2018-03-01&anchor=para_21_a&doctype=Standard
-URIDate 2018-03-16

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

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

X

- Details

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

X

- Details

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