XML 136 R103.htm IDEA: XBRL DOCUMENT
v3.25.1

Income Taxes, Breakdown of Net Deferred Tax Assets (Details) - MXN ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Breakdown of Net Deferred Tax Assets [Abstract] |  |  |  |
Net deferred tax assets |  | $ 125,485,470 | $ 116,614,520 | $ 98,415,751
Deferred tax benefit in net profit for the year |  | 12,920,451 | 13,810,280 | 1,455,448
Deferred tax from discontinued operations |  | 0 | 0 | 1,808,298
Provisions [Member] |  |  |  |
Breakdown of Net Deferred Tax Assets [Abstract] |  |  |  |
Net deferred tax assets |  | 39,976,016 | 29,562,781 |
Deferred tax benefit in net profit for the year |  | (2,577,054) | 15,065,996 | 1,759,784
Deferred Revenues [Member] |  |  |  |
Breakdown of Net Deferred Tax Assets [Abstract] |  |  |  |
Net deferred tax assets |  | 13,475,756 | 8,691,188 |
Deferred tax benefit in net profit for the year |  | 560,731 | 1,767 | (688,767)
Tax Losses Carry Forward [Member] |  |  |  |
Breakdown of Net Deferred Tax Assets [Abstract] |  |  |  |
Net deferred tax assets |  | 38,397,674 | 36,970,123 |
Deferred tax benefit in net profit for the year |  | 508,256 | 8,575,209 | 1,202,546
Property, Plant and Equipment [Member] |  |  |  |
Breakdown of Net Deferred Tax Assets [Abstract] |  |  |  |
Net deferred tax assets | [1] | (3,830,404) | (8,699,418) |
Deferred tax benefit in net profit for the year |  | (239,696) | 2,157,776 | 1,696,734
Inventories [Member] |  |  |  |
Breakdown of Net Deferred Tax Assets [Abstract] |  |  |  |
Net deferred tax assets |  | 965,844 | 1,054,611 |
Deferred tax benefit in net profit for the year |  | 12,715 | 669,382 | 253,932
Licenses and Rights of Use [Member] |  |  |  |
Breakdown of Net Deferred Tax Assets [Abstract] |  |  |  |
Net deferred tax assets | [1] | (13,293,040) | (2,621,672) |
Deferred tax benefit in net profit for the year |  | 372,803 | 141,060 | 229,244
Employee Benefits [Member] |  |  |  |
Breakdown of Net Deferred Tax Assets [Abstract] |  |  |  |
Net deferred tax assets |  | 35,455,273 | 34,663,794 |
Deferred tax benefit in net profit for the year |  | (3,431,627) | (3,224,333) | (6,148,504)
Other [Member] |  |  |  |
Breakdown of Net Deferred Tax Assets [Abstract] |  |  |  |
Net deferred tax assets |  | 14,338,351 | 16,993,113 |
Deferred tax benefit in net profit for the year |  | $ 17,714,323 | $ (9,576,577) | $ 3,150,479
[1] | As of December 31, 2023 and 2024, the balance included the effects of hyperinflation and revaluation of telecommunications towers.

X
- Definition The amount of tax expense or income relating to changes in deferred tax liabilities and deferred tax assets, recognised in profit or loss discontinued operations. + References No definition available. + Details
Name: | amx_DeferredTaxExpenseIncomeRecognisedInProfitOrLossDiscontinuedOperations
Namespace Prefix: | amx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of tax expense or income relating to changes in deferred tax liabilities and deferred tax assets, recognised in profit or loss. [Refer: Deferred tax assets; Deferred tax expense (income); Deferred tax liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2024-01-01 -Paragraph 81 -Subparagraph g -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2024-en-r&anchor=para_81_g_ii&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_DeferredTaxExpenseIncomeRecognisedInProfitOrLoss
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of deferred tax liabilities or assets. [Refer: Deferred tax liabilities; Deferred tax assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2024-01-01 -Paragraph 81 -Subparagraph g -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2024-en-r&anchor=para_81_g_i&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_DeferredTaxLiabilityAsset
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | ifrs-full_NetDeferredTaxAssetsAndLiabilitiesAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=amx_NetDeferredTaxAssetsLiabilityRelatingToProvisionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=amx_NetDeferredTaxAssetsLiabilitiesDeferredRevenueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=amx_NetDeferredTaxAssetsLiabilitiesTaxLossCarryForwardsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=amx_NetDeferredTaxAssetsLiabilitiesPropertyAndEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=amx_NetDeferredTaxAssetsLiabilitiesInventoriesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=amx_NetDeferredTaxAssetsLiabilitiesLicensesAndRightsOfUseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=amx_NetDeferredTaxAssetsLiabilitiesEmployeeBenefitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=amx_NetDeferredTaxAssetsLiabilitiesOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |