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Accounts receivable from subscribers, distributors, recoverable taxes contractual assets and other, net, Changes in Allowance of Expected Credit Losses (Details) - MXN ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items] |  |  |  |  |  |
Business combination |  | $ (148,359) | $ 0 |  | $ 0 | [1]
Spin-off | [2] | 0 | (3,002) |  | 0 | [1]
Trade and other receivables {Member] [Member] |  |  |  |  |  |
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items] |  |  |  |  |  |
Increases recorded in expenses | [1] | (11,927,258) | (12,021,598) |  | (12,197,447) |
Accumulated impairment [member] |  |  |  |  |  |
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items] |  |  |  |  |  |
Balance at beginning of year |  | (38,194,997) | (42,079,056) | [1] | (41,835,826) | [1]
Balance at year end |  | (37,533,735) | (38,194,997) |  | (42,079,056) | [1]
Accumulated impairment [member] | Trade and other receivables {Member] [Member] |  |  |  |  |  |
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items] |  |  |  |  |  |
Write-offs |  | 16,239,505 | 11,392,722 |  | 9,162,382 | [1]
Translation effect |  | $ (3,502,626) | $ 4,515,937 |  | $ 2,791,835 | [1]
[1] | Includes discontinued operation of Claro Chile, SpA joint venture until October 6, 2022. See note 2Ac.
[2] | This figure is related to the spin-off of Telekom Austria AG.

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