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Intangible Assets and Goodwill, Net - Changes in intangible assets and goodwill with indefinite useful lives (Details) - MXN ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Analysis of the changes in intangible assets |  |
Balance at beginning of the period | $ 43,063,516 |
Balance at end of the period | 43,328,954 | $ 43,063,516
Concessions |  |
Analysis of the changes in intangible assets |  |
Balance at beginning of the period | 15,166,067 | 15,166,067
Balance at end of the period | 15,166,067 | 15,166,067
Goodwill |  |
Analysis of the changes in intangible assets |  |
Balance at beginning of the period | 14,113,626 | 14,112,626
Balance at end of the period | 14,113,626 | 14,113,626
Intangible Assets with Indefinite Useful Lives |  |
Analysis of the changes in intangible assets |  |
Balance at beginning of the period | 29,759,102 |
Balance at end of the period | 29,455,137 | 29,759,102
Intangible Assets with Indefinite Useful Lives | Trademarks |  |
Analysis of the changes in intangible assets |  |
Balance at beginning of the period | 479,409 |
Balance at end of the period | 175,444 | 479,409
Intangible Assets with Indefinite Useful Lives | Concessions |  |
Analysis of the changes in intangible assets |  |
Balance at beginning of the period | 15,166,067 |
Balance at end of the period | 15,166,067 | 15,166,067
Intangible Assets with Indefinite Useful Lives | Goodwill |  |
Analysis of the changes in intangible assets |  |
Balance at beginning of the period | 14,113,626 |
Balance at end of the period | 14,113,626 | 14,113,626
Cost |  |
Analysis of the changes in intangible assets |  |
Balance at beginning of the period | 60,148,559 |
Balance at end of the period | 62,798,367 | 60,148,559
Cost | Intangible Assets with Indefinite Useful Lives |  |
Analysis of the changes in intangible assets |  |
Balance at beginning of the period | 29,759,102 | 29,893,840
Additions |  | 1,000
Impairment adjustments | (67,574) | (135,750)
Transfers and reclassifications | (236,391) |
Effect of translation |  | 12
Balance at end of the period | 29,455,137 | 29,759,102
Cost | Intangible Assets with Indefinite Useful Lives | Trademarks |  |
Analysis of the changes in intangible assets |  |
Balance at beginning of the period | 479,409 | 615,147
Impairment adjustments | (67,574) | (135,750)
Transfers and reclassifications | (236,391) |
Effect of translation |  | 12
Balance at end of the period | 175,444 | 479,409
Cost | Intangible Assets with Indefinite Useful Lives | Concessions |  |
Analysis of the changes in intangible assets |  |
Balance at beginning of the period | 15,166,067 | 15,166,067
Balance at end of the period | 15,166,067 | 15,166,067
Cost | Intangible Assets with Indefinite Useful Lives | Goodwill |  |
Analysis of the changes in intangible assets |  |
Balance at beginning of the period | 14,113,626 | 14,112,626
Additions |  | 1,000
Balance at end of the period | $ 14,113,626 | $ 14,113,626

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- Definition The amount of additions to intangible assets other than goodwill, other than those acquired through business combinations. [Refer: Business combinations [member]; Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2019-01-01 -Paragraph 118 -Subparagraph e -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2019-en-r&anchor=para_118_e_i&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of impairment loss recognised in profit or loss for intangible assets and goodwill. [Refer: Impairment loss recognised in profit or loss; Intangible assets and goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 38 -IssueDate 2019-01-01 -Paragraph 118 -Subparagraph e -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2019-en-r&anchor=para_118_e_iv&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The increase (decrease) in intangible assets and goodwill resulting from the net exchange differences arising when the financial statements are translated from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Intangible assets and goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 38 -IssueDate 2019-01-01 -Paragraph 118 -Subparagraph e -Clause vii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2019-en-r&anchor=para_118_e_vii&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The increase (decrease) in intangible assets and goodwill resulting from transfers. [Refer: Intangible assets and goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 38 -IssueDate 2019-01-01 -Paragraph 118 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2019-en-r&anchor=para_118_e&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of intangible assets and goodwill held by the entity. [Refer: Goodwill; Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_55&doctype=Standard -URIDate 2019-03-27 + Details
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