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Income Taxes - Available Tax Loss Carryforwards Recorded in Deferred Tax Assets (Detail) $ in Thousands | Dec. 31, 2023 MXN ($)
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Disclosure of tax losses available for carryforward [line items] |
Gross balance of available tax loss carryforwards at December 31, 2020 | $ 111,522,988
Tax-effected loss carryforward benefit | 36,970,123
Brazil [member] |
Disclosure of tax losses available for carryforward [line items] |
Gross balance of available tax loss carryforwards at December 31, 2020 | 74,392,065
Tax-effected loss carryforward benefit | 25,293,302
Mexico [member] |
Disclosure of tax losses available for carryforward [line items] |
Gross balance of available tax loss carryforwards at December 31, 2020 | 25,515,213
Tax-effected loss carryforward benefit | 7,654,564
Peru [member] |
Disclosure of tax losses available for carryforward [line items] |
Gross balance of available tax loss carryforwards at December 31, 2020 | 864,821
Tax-effected loss carryforward benefit | 259,446
Argentina [member] |
Disclosure of tax losses available for carryforward [line items] |
Gross balance of available tax loss carryforwards at December 31, 2020 | 10,750,889
Tax-effected loss carryforward benefit | $ 3,762,811

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