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Intangible Assets - Key Assumptions by CGU for Impairment Test (Details) - MXN ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Mexico | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax WACC | 9.00% | 9.50%
Post-tax WACC | 6.30% | 6.50%
Mexico | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2023-2027 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation | 4.30% |
Expected Volume Growth Rates | 4.40% |
Mexico | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2022-2026 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation |  | 4.30%
Expected Volume Growth Rates |  | 2.40%
Mexico | Health Division |  |
Disclosure of information for cash-generating units [line items] |  |
Impairment charge, intangibles | $ 1,975 | $ 2,455
Brazil | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax WACC | 10.10% | 11.60%
Post-tax WACC | 6.80% | 7.20%
Brazil | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2023-2027 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation | 3.80% |
Expected Volume Growth Rates | 3.80% |
Brazil | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2022-2026 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation |  | 3.90%
Expected Volume Growth Rates |  | 4.30%
Colombia | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax WACC | 12.20% | 13.90%
Post-tax WACC | 7.70% | 8.00%
Colombia | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2023-2027 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation | 4.20% |
Expected Volume Growth Rates | 6.80% |
Colombia | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2022-2026 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation |  | 3.90%
Expected Volume Growth Rates |  | 9.50%
Colombia | Health Division |  |
Disclosure of information for cash-generating units [line items] |  |
Impairment charge, intangibles | $ 634 | $ 577
Argentina | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax WACC | 20.80% | 27.80%
Post-tax WACC | 16.10% | 19.80%
Argentina | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2023-2027 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation | 70.80% |
Expected Volume Growth Rates | 4.80% |
Argentina | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2022-2026 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation |  | 68.00%
Expected Volume Growth Rates |  | 4.50%
Guatemala | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax WACC | 9.30% | 10.20%
Post-tax WACC | 7.30% | 7.60%
Guatemala | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2023-2027 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation | 4.00% |
Expected Volume Growth Rates | 14.90% |
Guatemala | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2022-2026 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation |  | 4.40%
Expected Volume Growth Rates |  | 14.80%
Costa Rica | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax WACC | 11.40% | 15.40%
Post-tax WACC | 8.80% | 10.20%
Costa Rica | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2023-2027 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation | 2.90% |
Expected Volume Growth Rates | 6.60% |
Costa Rica | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2022-2026 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation |  | 3.30%
Expected Volume Growth Rates |  | 6.40%
Nicaragua | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax WACC | 23.30% | 24.60%
Post-tax WACC | 16.40% | 11.80%
Nicaragua | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2023-2027 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation | 2.60% |
Expected Volume Growth Rates | 6.50% |
Nicaragua | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2022-2026 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation |  | 4.10%
Expected Volume Growth Rates |  | 6.00%
Panama | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax WACC | 11.60% | 11.00%
Post-tax WACC | 8.60% | 8.30%
Panama | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2023-2027 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation | 2.00% |
Expected Volume Growth Rates | 7.80% |
Panama | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2022-2026 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation |  | 2.20%
Expected Volume Growth Rates |  | 4.00%
Uruguay | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax WACC | 9.70% | 10.20%
Post-tax WACC | 7.40% | 7.40%
Uruguay | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2023-2027 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation | 5.70% |
Expected Volume Growth Rates | 3.70% |
Uruguay | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2022-2026 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation |  | 5.70%
Expected Volume Growth Rates |  | 4.00%
South America | Health Division |  |
Disclosure of information for cash-generating units [line items] |  |
Impairment charge, intangibles | $ 8,695 |
South America | Health Division | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax WACC | 7.30% | 9.30%
Post-tax WACC | 6.40% | 6.50%
South America | Health Division | 2023-2027 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation | 2.60% |
Expected Volume Growth Rates | 0.20% |
South America | Health Division | 2022-2026 | Coca-Cola FEMSA |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation |  | 4.90%
Expected Volume Growth Rates |  | 0.60%
United States | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax WACC | 5.80% |
Post-tax WACC | 5.50% |
Impairment charge, intangibles | $ 22,519 |
United States | Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | 2023-2027 |  |
Disclosure of information for cash-generating units [line items] |  |
Expected Annual Long-Term Inflation | 1.40% |
Expected Volume Growth Rates | 0.20% |
Chile | Health Division |  |
Disclosure of information for cash-generating units [line items] |  |
Impairment charge, intangibles | $ 5,890 | $ 7,786
Ecuador | Health Division |  |
Disclosure of information for cash-generating units [line items] |  |
Impairment charge, intangibles | $ 196 | $ 50

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