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Trade Notes and Accounts Receivable, Net - Doubtful Accounts (Details) - MXN ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016
Trade Notes and Accounts Receivable, Net |  |
Beginning Balance | $ (3,866,492) | $ (3,679,505)
Impairment provision | (2,007,316) | (2,461,596)
Write-off of receivables | 1,331,319 | 1,440,582
Unused amounts reversed | 885,410 | 834,027
Ending Balance | $ (3,657,079) | $ (3,866,492)

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- Definition The amount of impairment loss recognised in profit or loss for trade receivables. [Refer: Impairment loss recognised in profit or loss; Trade receivables] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_112_c&doctype=Standard -URIDate 2017-03-09 + Details
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Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition The amount of reversal of impairment loss recognised in profit or loss for trade receivables. [Refer: Reversal of impairment loss recognised in profit or loss; Trade receivables] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_112_c&doctype=Standard -URIDate 2017-03-09 + Details
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Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
Name: | ifrs-full_TradeAndOtherCurrentReceivablesAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition For an unclassified balance sheet, a valuation allowance for receivables of trade and accounts receivable. + References No definition available. + Details
Name: | tv_AllowanceForDoubtfulAccounts
Namespace Prefix: | tv_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Amount of direct write off of trade receivable. + References No definition available. + Details
Name: | tv_TradeReceivableWriteOff
Namespace Prefix: | tv_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration