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Bonus Programs (Tables) | 12 Months Ended
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Dec. 31, 2020
IFRS Text Block [Abstract] |
Summary of Number of Shares Held by the Trust | As of December 31, 2020 and 2019, the number of shares held by the trust associated with the Company’s share-based payment plans are as follows:
|  | Number of Shares
|  | FEMSA UBD |  | KOF UBL
|  | 2020 |  | 2019 |  | 2020 |  | 2019
Beginning balance |  | 2,249,665 |  | 2,278,460 |  | 752,847 |  | 697,226
Shares acquired by the administrative trust to employees |  | 2,445,983 |  | 1,441,838 |  | 985,535 |  | 456,077
Shares released from administrative trust to employees upon vesting |  | (1,280,748) |  | (1,470,633) |  | (378,224) |  | (400,456)
Ending balance |  | 3,414,900 |  | 2,249,665 |  | 1,360,158 |  | 752,847

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- Definition The disclosure of the general terms and conditions of share-based payment arrangements. [Refer: Share-based payment arrangements [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2020-01-01 -Paragraph 45 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2020-en-r&anchor=para_45&doctype=Standard -URIDate 2020-01-01 + Details
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