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Equity - Summary of Capital Stock Prior To and Immediately After Stock Split (Detail) - shares | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023
Disclosure of capital stock [Line Items] |  |
Outstanding shares (in shares) | 16,806,658,096 | 16,806,658,096
Ownership Percentage | 100.00% |
Percentage of ordinary shares with full voting rights | 100.00% |
B |  |
Disclosure of capital stock [Line Items] |  |
Outstanding shares (in shares) | 1,575,624,195 |
Ownership Percentage | 9.37% |
Percentage of voting equity interests acquired | 11.11% |
L |  |
Disclosure of capital stock [Line Items] |  |
Outstanding shares (in shares) | 2,626,040,325 |
Ownership Percentage | 15.63% |
Percentage of voting equity interests acquired | 0.00% |
Fomento Economico Mexicano S.A.B. de C.V. |  |
Disclosure of capital stock [Line Items] |  |
Ownership Percentage | 47.20% |
Percentage of ordinary shares with full voting rights | 56.00% |
Fomento Economico Mexicano S.A.B. de C.V. | A |  |
Disclosure of capital stock [Line Items] |  |
Outstanding shares (in shares) | 7,936,628,152 |
Ownership Percentage | 47.22% |
Percentage of ordinary shares with full voting rights | 55.97% |
The Coca-Cola Company |  |
Disclosure of capital stock [Line Items] |  |
Ownership Percentage | 27.80% |
Percentage of ordinary shares with full voting rights | 32.90% |
The Coca-Cola Company | D |  |
Disclosure of capital stock [Line Items] |  |
Outstanding shares (in shares) | 4,668,365,424 |
Ownership Percentage | 27.78% |
Percentage of ordinary shares with full voting rights | 32.92% |

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