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Income Taxes - Gross rollforward of deferred income tax assets, net (Details) - MXN ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Gross rollforward of deferred income tax assets, net
Deferred income tax account at beginning of period	$ 13,791,257	$ 12,317,531
Statement of income credit	2,598,712	2,058,457
Other comprehensive income ("OCI") credit	1,154,097	336,689
Retained earnings charge	(342,420)
Charged to retained earnings in connection with the adoption of new IFRS Standards		(921,420)
Reclassification to current assets (liabilities) held for sale	(68,731)
Deferred income tax account at end of period	$ 17,132,915	$ 13,791,257

X

- Definition

The amount of tax expense or income relating to changes in deferred tax liabilities and deferred tax assets, recognised in profit or loss. [Refer: Deferred tax assets; Deferred tax expense (income); Deferred tax liabilities]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2019-01-01
-Paragraph 81
-Subparagraph g
-Clause ii
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2019-en-r&anchor=para_81_g_ii&doctype=Standard
-URIDate 2019-03-27

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount of deferred tax liabilities or assets. [Refer: Deferred tax liabilities; Deferred tax assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2019-01-01
-Paragraph 81
-Subparagraph g
-Clause i
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2019-en-r&anchor=para_81_g_i&doctype=Standard
-URIDate 2019-03-27

+ Details

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X

- Definition

The amount of deferred tax related to items credited (charged) directly to equity. [Refer: Deferred tax expense (income)]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2019-01-01
-Paragraph 81
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2019-en-r&anchor=para_81_a&doctype=Standard
-URIDate 2019-03-27

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X

- References

No definition available.

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount of deferred income tax relating to amounts recognised in other comprehensive income and credit chages.

+ References

No definition available.

+ Details

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Namespace Prefix:	tv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

The amount of deferred income tax relating to amounts recognised in Retained earnings charge.

+ References

No definition available.

+ Details

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Namespace Prefix:	tv_
Data Type:	xbrli:monetaryItemType
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X

- Definition

The related to reclassification to current assets (liabilities) held for sale.

+ References

No definition available.

+ Details

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