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Taxes - Tax Loss Carryforwards Rollforward (Details) - MXN ($) | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Taxes [Abstract] |  |  |
Tax loss carryforwards, beginning | $ 31,323,000,000 | $ 30,041,000,000 |
Derecognized | (932,000,000) | (13,348,000,000) |
Increase | 21,018,000,000 | 14,639,000,000 |
Usage of tax losses | (7,281,000,000) | (460,000,000) |
Translation effect of beginning balances | (1,315,000,000) | 451,000,000 |
Tax loss carryforwards, ending | 42,813,000,000 | 31,323,000,000 | $ 30,041,000,000
Taxes withheld on payment of dividends | 0 | 0 | 0
Temporary differences for which tax liability not recognized | $ 5,792,000,000 | $ 14,528,000,000 | $ 19,141,000,000

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- Definition Deferred tax assets operating loss carry forwards foreign currency translation. + References No definition available. + Details
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- Definition Deferred tax assets operating loss carry forwards usage of tax losses. + References No definition available. + Details
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- Definition The amount of tax loss carryforwards derecognized during the period. + References No definition available. + Details
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- Definition The aggregate amount of temporary differences associated with investments in subsidiaries, branches and associates and interests in joint arrangements, for which deferred tax liabilities have not been recognised as a result of satisfying both of the following conditions: (a) the parent, investor, joint venturer or joint operator is able to control the timing of the reversal of the temporary difference; and (b) it is probable that the temporary difference will not reverse in the foreseeable future. [Refer: Associates [member]; Subsidiaries [member]; Temporary differences [member]; Investments in subsidiaries reported in separate financial statements] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2023-01-01 -Paragraph 81 -Subparagraph f -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2023-en-r&anchor=para_81_f&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of unused tax losses for which no deferred tax asset is recognised in the statement of financial position. [Refer: Unused tax losses [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2023-01-01 -Paragraph 81 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2023-en-r&anchor=para_81_e&doctype=Standard -URIDate 2023-03-23 + Details
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