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Dividends - Additional Information (Detail) - Ordinary shares [member] - MXN ($)	Nov. 01, 2019	May 03, 2019	Mar. 14, 2019
Coca Cola FEMSA [member]
Disclosure of Dividends Paid and Proposed [line items]
Dividend approved to be paid			$ 7,437,000,000
Percentage of dividend paid		$ 0.50
Dividend announcement [member] | Non-controlling interest [member]
Disclosure of Dividends Paid and Proposed [line items]
Dividend approved to be paid	$ 3,925,000,000
Dividend announcement [member] | Coca Cola FEMSA [member]
Disclosure of Dividends Paid and Proposed [line items]
Percentage of dividend paid	50.00%

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- Definition

Disclosure of dividends paid and proposed [line items].

+ References

No definition available.

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- Definition

Percentage of dividend paid.

+ References

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- Definition

The amount of dividends that the company has declared but not yet paid.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
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-IssueDate 2018-01-01
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- Definition

The amount of dividends paid to non-controlling interests. [Refer: Non-controlling interests]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-IssueDate 2018-01-01
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