Income Taxes - Reconciliation of principal differences between income taxes computed at the statutory rate and the Group's provision for income taxes (Details)	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Taxes
Statutory income tax rate	30.00%	30.00%	30.00%
Differences between accounting and tax bases, including tax inflation gain that is not recognized for accounting purposes	6.00%	(15.00%)	(15.00%)
Taxes from prior years	(6.00%)	(15.00%)	(2.00%)
Tax loss carryforwards	(51.00%)	(21.00%)	6.00%
2014 Tax Reform			(1.00%)
Foreign operations	14.00%	(10.00%)	(7.00%)
Share of loss in associates and joint ventures, net	(4.00%)	(20.00%)	(13.00%)
Reversal of impairment loss in investment in shares of TelevisaUnivision			2.00%
Discontinued operations			10.00%
Recovery of asset tax from prior years	2.00%	7.00%
Effective income tax rate	(9.00%)	(44.00%)	10.00%

The applicable income tax rate.

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

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- Definition

The tax expense (income) divided by the accounting profit. [Refer: Accounting profit]

+ References

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- References

No definition available.

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- Definition

Tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from adjustments for the current tax of prior periods. [Refer: Average effective tax rate; Applicable tax rate; Adjustments for current tax of prior periods]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-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

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- Definition

The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from the application of foreign tax rates. [Refer: Average effective tax rate; Applicable tax rate]

+ References

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- Definition

The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from tax losses. [Refer: Average effective tax rate; Applicable tax rate]

+ References

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- Definition

Tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from the 2014 tax reform.

+ References

No definition available.

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- Definition

Tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from the differences in inflation adjustments for tax and book purposes.

+ References

No definition available.

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- Definition

Tax rate effect on the discontinued operations.

+ References

No definition available.

+ Details

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- Definition

Tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from the impairment loss in investment.

+ References

No definition available.

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- Definition

Tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from adjustments for recovery of asset tax from prior years.

+ References

No definition available.

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- Definition

Tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from the share of income in joint ventures and associates, net.

+ References

No definition available.

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