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v3.21.1

Commitments and Contingencies (Tables) | 12 Months Ended
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Dec. 31, 2020
Text block [abstract] |
Purchase Commitments | As of December 31, 2020, the total amounts equivalent to the contract period are detailed below:
Year ended December 31, |  |  |
2021 |  | Ps. | 74,446,526 |
2022 |  |  | 37,345,449 |
2023 |  |  | 2,240,297 |
2024 and thereafter |  |  | 13,555,946 |
Total |  | Ps. | 127,588,218 |

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- Definition Disclosure of purchase commitments explanatory. + References No definition available. + Details
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Namespace Prefix: | amx_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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- Definition Text block [abstract] + References No definition available. + Details
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Namespace Prefix: | amx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration