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Commitments - Summary of Authorized Investments (Detail) - MXN ($) $ in Thousands | Dec. 12, 2019 | Dec. 16, 2014
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Commitments [Line Items] |  |
Total authorized/approved investments | $ 21,831,705 | $ 5,478,614
Less Than One Year [member] |  |
Commitments [Line Items] |  |
Total authorized/approved investments | 6,739,392 | 1,412,232
Less Than Two Years [member] |  |
Commitments [Line Items] |  |
Total authorized/approved investments | 5,995,303 | 1,842,569
Less Than Three Years [member] |  |
Commitments [Line Items] |  |
Total authorized/approved investments | 5,396,186 | 1,157,684
Less Than Four Years [member] |  |
Commitments [Line Items] |  |
Total authorized/approved investments | 2,650,026 | 759,337
Later than four years and not later than five years [Member] |  |
Commitments [Line Items] |  |
Total authorized/approved investments | $ 1,050,798 | $ 306,792

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- Definition The amount of capital commitments that have been authorised by the entity, but for which the entity has not entered into a contract. [Refer: Capital commitments] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_112_c&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition Commitments [Line Items] + References No definition available. + Details
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