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Basis of Preparation of the Consolidated Financial Statements and Summary of Significant Accounting Policies and Practices, Taxes (Details) - MXN ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Basis of Preparation of the Consolidated Financial Statements and Summary of Significant Accounting Policies and Practices [Abstract] |  |
Deferred taxes related to unremitted foreign earnings | $ 0 | $ 0

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- References No definition available. + Details
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Namespace Prefix: | amx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition A deferred tax liability in respect of temporary differences arising because foreign income is not taxable unless remitted to the entity's home jurisdiction. + References No definition available. + Details
Name: | amx_DeferredTaxesRelatedToUnremittedForeignEarnings
Namespace Prefix: | amx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant