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Significant Accounting Policies - Intangibles, Impairment, Benefits, Selling, Taxes (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 MXN ($) item age | Dec. 31, 2020 MXN ($) | Dec. 31, 2019 MXN ($) | Dec. 31, 2017
Disclosure of significant accounting policies [line items] |  |  |  |  |
Impairment recognized | $ |  | $ 1,427 | $ 5,451 | $ 1,018 |
Intangible assets renewable term |  | 10 years |  |  |
Number of years of service for retirement benefits |  | 10 years |  |  |
Benefit payment, number of days wages |  | 12 |  |  |
Years of service for seniority retirement benefits |  | 15 years |  |  |
Distribution costs | $ |  | $ 26,023 | $ 24,190 | $ 25,068 |
Income tax rate |  | 30.00% | 30.00% | 30.00% |
Minimum | Customer relationships |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Estimated useful lives |  | 10 years |  |  |
Minimum | Information technology and management system costs |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Estimated useful lives |  | 3 years |  |  |
Minimum | Long-term alcohol licenses |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Estimated useful lives |  | 12 years |  |  |
Maximum | Customer relationships |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Estimated useful lives |  | 25 years |  |  |
Maximum | Information technology and management system costs |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Estimated useful lives |  | 10 years |  |  |
Mexico |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements |  | 4 |  |  |
Minimum age for retirement benefits | age |  | 60 |  |  |
Income tax rate | 30.00% | 30.00% | 30.00% | 30.00% |
Bajio Territory, Mexico |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements |  | 1 |  |  |
Brazil |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements |  | 2 |  |  |
Guatemala |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements |  | 3 |  |  |
Number of bottling agreements, after renewal |  | 2 |  |  |
Argentina |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements |  | 1 |  |  |
Income tax rate |  | 35.00% |  |  | 35.00%
Colombia |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements |  | 1 |  |  |
Income tax rate |  | 30.00% | 32.00% | 33.00% |
Colombia | Minimum |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Income tax rate |  | 31.00% |  |  |
Panama | Minimum |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements |  | 1 |  |  |
Costa Rica |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements |  | 1 |  |  |
Nicaragua |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements |  | 1 |  |  |
Uruguay |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements |  | 1 |  |  |
Venezuela |  |  |  |  |
Disclosure of significant accounting policies [line items] |  |  |  |  |
Number of bottling agreements |  | 1 |  |  |

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