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Material Accounting Policies - Intangibles, Impairment, Benefits, Selling, Taxes, Share-based payments arrangements (Details) $ in Millions, $ in Millions | 12 Months Ended
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Dec. 31, 2023 USD ($) agreement item age | Dec. 31, 2023 MXN ($) agreement item age | Dec. 31, 2022 MXN ($) | Dec. 31, 2021 MXN ($)
Disclosure of significant accounting policies [line items] |  |  |  |  |
Intangible assets renewable term | 10 years |  | 10 years |  |
Impairment of long-lived assets | $ 74 | [1] | $ 1,248 | $ 833 | $ 1,427
Number of years of service for retirement benefits | 10 years |  | 10 years |  |
Benefit payment, number of days wages | item | 12 |  | 12 |  |
Years of service for seniority retirement benefits | 15 years |  | 15 years |  |
Distribution costs | $ |  |  | $ 34,615 | $ 30,721 | $ 26,023
Income tax rate | 30.00% |  | 30.00% | 30.00% | 30.00%
Percentage of share options granted in share based payment arrangement | 33.00% |  | 33.00% |  |
Share based payment arrangement, vesting period | 3 years |  | 3 years |  |
Long-term alcohol licenses |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Useful life measured as period of time, intangible assets other than goodwill | 12 years |  | 12 years |  |
Bottom of range |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Revenue, payment terms | 0 days |  | 0 days |  |
Bottom of range | Customer relationships |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Useful life measured as period of time, intangible assets other than goodwill | 6 years |  | 6 years |  |
Bottom of range | Information technology and management system costs |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Useful life measured as period of time, intangible assets other than goodwill | 3 years |  | 3 years |  |
Top of range |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Revenue, payment terms | 90 days |  | 90 days |  |
Top of range | Customer relationships |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Useful life measured as period of time, intangible assets other than goodwill | 25 years |  | 25 years |  |
Top of range | Information technology and management system costs |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Useful life measured as period of time, intangible assets other than goodwill | 10 years |  | 10 years |  |
Mexico |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements | 4 |  | 4 |  |
Minimum age for retirement benefits | age | 60 |  | 60 |  |
Income tax rate | 30.00% |  | 30.00% | 30.00% | 30.00%
Brazil |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements | 1 |  | 1 |  |
Income tax rate | 34.00% |  | 34.00% | 34.00% | 34.00%
Guatemala |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements | 1 |  | 1 |  |
Number of bottling agreements, after renewal | 2 |  | 2 |  |
Income tax rate | 25.00% |  | 25.00% | 25.00% | 25.00%
Argentina |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements | 1 |  | 1 |  |
Income tax rate | 35.00% |  | 35.00% | 35.00% | 30.00%
Colombia |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements | 1 |  | 1 |  |
Income tax rate | 35.00% |  | 35.00% | 35.00% | 31.00%
Panama |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Income tax rate | 25.00% |  | 25.00% | 25.00% | 25.00%
Panama | Bottom of range |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements | 1 |  | 1 |  |
Costa Rica |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements | 1 |  | 1 |  |
Income tax rate | 30.00% |  | 30.00% | 30.00% | 30.00%
Nicaragua |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements | 1 |  | 1 |  |
Income tax rate | 30.00% |  | 30.00% | 30.00% | 30.00%
Uruguay |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements | 1 |  | 1 |  |
Income tax rate | 25.00% |  | 25.00% | 25.00% | 25.00%
Venezuela |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements | 1 |  | 1 |  |
[1] | Convenience translation to U.S. dollars ($) – See Note 2.2.3

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