XML 121 R108.htm IDEA: XBRL DOCUMENT
v3.19.1

Balances and Transactions with Related Parties and Affiliated Companies - Additional Information (Detail) - MXN ($) | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
Disclosure of transactions between related parties [abstract] |  |
Expenses from uncollectibility balances due from related party | $ 0 | $ 0

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

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- Definition The amount of expense recognised during the period in respect of bad or doubtful debts due from related parties. [Refer: Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2018-01-01 -Paragraph 18 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=24&date=2018-03-01&anchor=para_18_d&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_ExpenseRecognisedDuringPeriodForBadAndDoubtfulDebtsForRelatedPartyTransaction
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration