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Accounts receivable from subscribers, distributors, recoverable taxes contractual assets and other, net, Accounts Receivable Included in Allowance for Doubtful Accounts (Details) - MXN ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Accounts Receivable Included in Allowance for Doubtful Accounts [Abstract] |  |
Allowance of expected credit losses | $ 37,533,735 | $ 38,194,997
1 - 90 days [Member] |  |
Accounts Receivable Included in Allowance for Doubtful Accounts [Abstract] |  |
Allowance of expected credit losses | 4,050,387 | 2,989,388
Greater than 90 days [Member] |  |
Accounts Receivable Included in Allowance for Doubtful Accounts [Abstract] |  |
Allowance of expected credit losses | $ 33,483,348 | $ 35,205,609

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

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- Definition The amount of an allowance account used to record impairments to financial assets due to credit losses. [Refer: Financial assets] + References No definition available. + Details
Name: | amx_AllowancesAccountForCreditLossesOfFinancialAssets
Namespace Prefix: | amx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_NotLaterThanThreeMonthsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanThreeMonthsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |