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v3.21.1

Non-Controlling Interest in Consolidated Subsidiaries - Options (Details) |  | 12 Months Ended
--- | --- | ---
Dec. 13, 2019 | Dec. 31, 2020 | Dec. 31, 2018
Grupo Socofar [member] |  |  |
Disclosure Of Non Controlling Interest In Consolidated Subsidiaries [line items] |  |  |
Percentage of ownership in subsidiary | 40.00% | 100.00% | 60.00%
FEMSA Comercio Health Division [member] |  |  |
Disclosure Of Non Controlling Interest In Consolidated Subsidiaries [line items] |  |  |
Ownership under option, as a percent | 40.00% |  |
Open Market [Member] |  |  |
Disclosure Of Non Controlling Interest In Consolidated Subsidiaries [line items] |  |  |
Ownership under option, as a percent |  | 20.00% |

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- Definition The proportion of ownership interest in a subsidiary attributable to the entity. [Refer: Subsidiaries [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2020-01-01 -Paragraph 17 -Subparagraph b -Clause iii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=27&code=ifrs-tx-2020-en-r&anchor=para_17_b_iii&doctype=Standard -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2020-01-01 -Paragraph 16 -Subparagraph b -Clause iii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=27&code=ifrs-tx-2020-en-r&anchor=para_16_b_iii&doctype=Standard -URIDate 2020-01-01 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2020-01-01 -Paragraph 19B -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2020-en-r&anchor=para_19B_c&doctype=Standard -URIDate 2020-01-01 + Details
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