XML 135 R102.htm IDEA: XBRL DOCUMENT
v3.25.1

Income Taxes, Reconciliation of Statutory Income Tax Rate (Details) | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Reconciliation of Statutory Income Tax [Abstract] |  |  |  |
Statutory income tax rate in Mexico | 30.00% | 30.00% | 30.00% |
Impact of Non-deductible and Non-taxable Items [Abstract] |  |  |  |
Tax inflation effects | 4.90% | 2.10% | 7.20% |
Derivatives | 1.30% | 0.30% | (0.20%) |
Employee benefits | 5.70% | 1.50% | 2.00% |
Other non-deductible items | 8.60% | 0.00% | 0.00% |
Other | 1.40% | 4.80% | 2.20% |
Effective tax rate on Mexican operations | 51.90% | 38.70% | 41.20% |
Tax recoveries and NOL's in Brazil | (1.50%) | (3.50%) | (2.20%) |
Dividends received from associates equity | 0.00% | 0.00% | (0.10%) |
Foreign subsidiaries and other non-deductible items, net | 8.80% | (2.20%) | (2.60%) | [1]
Tax rates differences | (3.10%) | (3.10%) | (2.00%) |
Effective tax rate from continuing operations | 56.10% | 29.90% | 34.30% |
Effective tax rate from discontinued operation | 0.00% | 0.00% | (21.20%) |
[1] | Includes discontinued operations effects of Claro Chile.

X
- Definition Effective tax rate from continuing operations. + References No definition available. + Details
Name: | amx_EffectiveTaxRateFromContinuingOperations
Namespace Prefix: | amx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Effective tax rate from discontinued operation. + References No definition available. + Details
Name: | amx_EffectiveTaxRateFromDiscontinuedOperation
Namespace Prefix: | amx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tax rate effect of derivatives. + References No definition available. + Details
Name: | amx_TaxRateEffectOfDerivatives
Namespace Prefix: | amx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tax rate effect of dividends received from associates. + References No definition available. + Details
Name: | amx_TaxRateEffectOfDividendsReceivedFromAssociates
Namespace Prefix: | amx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tax rate effect of employee benefits. + References No definition available. + Details
Name: | amx_TaxRateEffectOfEmployeeBenefits
Namespace Prefix: | amx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tax rate effect of foreign subsidiaries and other items non deductible net. + References No definition available. + Details
Name: | amx_TaxRateEffectOfForeignSubsidiariesAndOtherItemsNonDeductibleNet
Namespace Prefix: | amx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tax rate effect of tax inflation effects. + References No definition available. + Details
Name: | amx_TaxRateEffectOfTaxInflationEffects
Namespace Prefix: | amx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tax rate effect of use of unrecognized tax credits. + References No definition available. + Details
Name: | amx_TaxRateEffectOfUseOfUnrecognizedTaxCredits
Namespace Prefix: | amx_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The applicable income tax rate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2024-01-01 -Paragraph 81 -Subparagraph c -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2024-en-r&anchor=para_81_c_ii&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_ApplicableTaxRate
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The tax expense (income) divided by the accounting profit. [Refer: Accounting profit] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2024-01-01 -Paragraph 81 -Subparagraph c -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2024-en-r&anchor=para_81_c_ii&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_AverageEffectiveTaxRate
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tax rate effects, in aggregate, on the reconciliation between the average effective tax rate and the applicable tax rate that the entity does not separately disclose in the reconciliation. [Refer: Average effective tax rate; Applicable tax rate] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2024-01-01 -Paragraph 81 -Subparagraph c -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2024-en-r&anchor=para_81_c_ii&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_OtherTaxRateEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:percentItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from a change in tax rate. [Refer: Average effective tax rate; Applicable tax rate] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2024-01-01 -Paragraph 81 -Subparagraph c -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2024-en-r&anchor=para_81_c_ii&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_TaxRateEffectFromChangeInTaxRate
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from the expenses not deductible in determining taxable profit. [Refer: Average effective tax rate; Applicable tax rate] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2024-01-01 -Paragraph 81 -Subparagraph c -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2024-en-r&anchor=para_81_c_ii&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_TaxRateEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:percentItemType
Balance Type: | na
Period Type: | duration