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Employee Benefits, Summary of Long-Term Direct Employee Benefits (Details) - MXN ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Long term direct employee benefits [Roll Forward] |  |
Beginning balance | $ 5,389,795 | $ 6,403,752
Effect of translation | 619,696 | (647,033)
Increase of the year | 1,102,643 | 1,608,275
Applications, Payments | (2,066,976) | (1,975,199)
Ending balance | $ 5,045,158 | $ 5,389,795

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

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- Definition The amount of long-term direct employee benefits and adjustments. + References No definition available. + Details
Name: | amx_LongTermDirectEmployeeBenefits
Namespace Prefix: | amx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Long-term direct employee benefits decrease effect due to payments. + References No definition available. + Details
Name: | amx_LongTermDirectEmployeeBenefitsDecreaseEffectDueToPayments
Namespace Prefix: | amx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Long-term direct employee benefits effect of translation adjustments. + References No definition available. + Details
Name: | amx_LongTermDirectEmployeeBenefitsEffectOfTranslationAdjustments
Namespace Prefix: | amx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Long-term direct employee benefits increase effect. + References No definition available. + Details
Name: | amx_LongTermDirectEmployeeBenefitsIncreaseEffect
Namespace Prefix: | amx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration