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Investments in Other Entities - Summary of Investment in Associates and Joint Ventures Accounted for under Equity Method (Detail) - MXN ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Disclosure of associates and joint ventures [line items] |  |
Ownership Percentage | 100.00% |
Investments accounted for using equity method | Investment in associates and joint ventures |  |
Disclosure of associates and joint ventures [line items] |  |
Investments accounted for using the equity method | $ 10,233 | $ 9,246
Investments accounted for using equity method | Promotora Industrial Azucarera, S.A. de C.V. ("PIASA") |  |
Disclosure of associates and joint ventures [line items] |  |
Ownership Percentage | 36.40% | 36.40%
Carrying Amount | $ 3,654 | $ 3,454
Investments accounted for using equity method | Jugos del valle, S.A.P.I. de C.V. |  |
Disclosure of associates and joint ventures [line items] |  |
Ownership Percentage | 28.20% | 28.20%
Carrying Amount | $ 3,466 | $ 2,831
Investments accounted for using equity method | Leao Alimentos e Bebidas, LTDA |  |
Disclosure of associates and joint ventures [line items] |  |
Ownership Percentage | 25.10% | 25.10%
Carrying Amount | $ 212 | $ 298
Investments accounted for using equity method | Industria Envasadora de Quertaro, S.A. de C.V. (IEQSA) |  |
Disclosure of associates and joint ventures [line items] |  |
Ownership Percentage | 26.50% | 26.50%
Carrying Amount | $ 195 | $ 215
Investments accounted for using equity method | Industria Mexicana de Reciclaje, S.A. de C.V. ("IMER") |  |
Disclosure of associates and joint ventures [line items] |  |
Ownership Percentage | 35.00% | 35.00%
Carrying Amount | $ 91 | $ 99
Investments accounted for using equity method | Alimentos de Soja S.A.U. |  |
Disclosure of associates and joint ventures [line items] |  |
Ownership Percentage | 10.70% | 10.70%
Carrying Amount | $ 48 | $ 23
Investments accounted for using equity method | Others |  |
Disclosure of associates and joint ventures [line items] |  |
Carrying Amount | $ 118 | $ 156
Investments accounted for using equity method | Planta Nueva Ecología de Tabasco, S.A. de C.V. |  |
Disclosure of associates and joint ventures [line items] |  |
Ownership Percentage | 50.00% | 50.00%
Carrying Amount | $ 1,392 | $ 1,139
Investments accounted for using equity method | Fountain Agua Mineral, LTDA |  |
Disclosure of associates and joint ventures [line items] |  |
Ownership Percentage | 50.00% | 50.00%
Carrying Amount | $ 818 | $ 808
Investments accounted for using equity method | Dispensadoras de Café, S.A.P.I. de C.V. |  |
Disclosure of associates and joint ventures [line items] |  |
Ownership Percentage | 50.00% | 50.00%
Carrying Amount | $ 239 | $ 223

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- Definition The amount of investments in associates accounted for using the equity method. [Refer: Total for all associates [member]; Investments accounted for using equity method] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_55&doctype=Standard -URIDate 2024-03-27 + Details
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