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Activities of the Company - Summary of Significant Investments in Subsidiaries (Detail) | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
Propimex, S. de R.L. de C.V. [Member] |  |
Disclosure of Subsidiaries [line items] |  |
Activity | Manufacturing and distribution |
Country | Mexico |
Ownership percentage | 100.00% | 100.00%
Controladora Interamericana de Bebidas, S. de R.L. de C.V. [Member] |  |
Disclosure of Subsidiaries [line items] |  |
Activity | Holding |
Country | Mexico |
Ownership percentage | 100.00% | 100.00%
Spal Industria Brasileira de Bebidas, S.A. [Member] |  |
Disclosure of Subsidiaries [line items] |  |
Activity | Manufacturing and distribution |
Country | Brazil |
Ownership percentage | 96.06% | 96.06%
Distribuidora y Manufacturera del Valle de Mexico, S. de R.L. de C.V. [Member] |  |
Disclosure of Subsidiaries [line items] |  |
Activity | Manufacturing and distribution |
Country | Mexico |
Ownership percentage | 100.00% | 100.00%
Servicios Refresqueros del Golfo, S. de R.L. de C.V. [Member] |  |
Disclosure of Subsidiaries [line items] |  |
Activity | Manufacturing and distribution |
Country | Mexico |
Ownership percentage | 100.00% | 100.00%

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