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Other Liabilities, Provisions, Contingencies and Commitments - Litigation, etc. (Details) - MXN ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Disclosure of financial liabilities [line items] |  |  |
Aggregate amount claimed against company | $ 140,462 |  |
Commitments for the purchase of property, plant and equipment | 3,394 | $ 2,588 | $ 726
Brazil |  |  |
Disclosure of financial liabilities [line items] |  |  |
Tax contingencies amount | 66,710 |  |
Litigation amount | 13,692 | $ 13,728 | 10,721
Coca-Cola FEMSA |  |  |
Disclosure of financial liabilities [line items] |  |  |
Amount extraordinary benefit from revision of suspended tax credit |  |  | $ 1,083
Coca-Cola FEMSA | ICMS |  |  |
Disclosure of financial liabilities [line items] |  |  |
Tax contingencies amount | 10,166 |  |
Coca-Cola FEMSA | Tax credits |  |  |
Disclosure of financial liabilities [line items] |  |  |
Tax contingencies amount | 38,150 |  |
Coca-Cola FEMSA | Federal taxes |  |  |
Disclosure of financial liabilities [line items] |  |  |
Tax contingencies amount | 5,188 |  |
Coca-Cola FEMSA | Amortization of goodwill |  |  |
Disclosure of financial liabilities [line items] |  |  |
Tax contingencies amount | 9,949 |  |
Coca-Cola FEMSA | Liability over the operations of third party |  |  |
Disclosure of financial liabilities [line items] |  |  |
Tax contingencies amount | 2,668 |  |
Coca-Cola FEMSA | Exclusion of ICMS from PIS/COFINS taxable basis |  |  |
Disclosure of financial liabilities [line items] |  |  |
Tax contingencies amount | $ 589 |  |

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