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Other Current Assets and Other Current Financial Assets - Summary of Other Restricted Cash (Detail) - MXN ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Disclosure of Restricted Cash and Cash Equivalents [Line Items]
Total restricted cash	$ 504	$ 774
Venezuelan Bolivars [Member]
Disclosure of Restricted Cash and Cash Equivalents [Line Items]
Total restricted cash		183
Brazilian Reais [Member]
Disclosure of Restricted Cash and Cash Equivalents [Line Items]
Total restricted cash	65	73
Colombian Peso [Member]
Disclosure of Restricted Cash and Cash Equivalents [Line Items]
Total restricted cash	$ 439	$ 518

X

- Definition

The amount of cash and cash equivalents whose use or withdrawal is restricted. [Refer: Cash and cash equivalents]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2017-01-01
-Paragraph 55
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_55&doctype=Standard
-URIDate 2017-03-09

+ Details

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X

- Definition

Disclosure of restricted cash and cash equivalents.

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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