XML 101 R80.htm IDEA: XBRL DOCUMENT v3.22.1

Trade Accounts Receivable, Net - Receivable from Coca-Cola (Details) - MXN ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
The Coca-Cola company
Trade Accounts Receivable, Net
Contributions from related parties	$ 2,437	$ 1,482	$ 2,274

X

- Definition

Disclosure Of Accounts Receivable [line items]

+ References

No definition available.

+ Details

Name:	fmx_DisclosureOfAccountsReceivableLineItems
Namespace Prefix:	fmx_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount of receivables due from related parties. [Refer: Related parties [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 78
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_78_b&doctype=Standard
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_TradeAndOtherReceivablesDueFromRelatedParties
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

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