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Bonus Programs (Tables) | 12 Months Ended
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Dec. 31, 2019
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Summary of Number of Shares Held by the Trust | As of December 31, 2019 and 2018, 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 |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Beginning balance |  |  | 2,278,460 |  |  |  | 2,945,209 |  |  |  | 697,226 |  |  |  | 935,899 |
Shares acquired by the administrative trust to employees |  |  | 1,441,838 |  |  |  | 913,846 |  |  |  | 456,077 |  |  |  | 262,909 |
Shares released from administrative trust to employees upon vesting |  |  | (1,470,633 | ) |  |  | (1,580,595 | ) |  |  | (400,456 | ) |  |  | (501,582 | )
Ending balance |  |  | 2,249,665 |  |  |  | 2,278,460 |  |  |  | 752,847 |  |  |  | 697,226 |

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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 2019-01-01 -Paragraph 45 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2019-en-r&anchor=para_45&doctype=Standard -URIDate 2019-03-27 + Details
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