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Equity Accounted Investees, Other Investments and Non-Current Accounts Receivable - Summary of Share of Profit of Equity Accounted Investees by Reportable Segment (Detail) - MXN ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Disclosure of associates [line items]
Share of profit of equity accounted investees	$ 653	$ 588	$ 688
Mexico [member]
Disclosure of associates [line items]
Share of profit of equity accounted investees	254	269	452
United States [member]
Disclosure of associates [line items]
Share of profit of equity accounted investees	297	266	253
Europe [member]
Disclosure of associates [line items]
Share of profit of equity accounted investees	134	108	54
Corporate and other [member]
Disclosure of associates [line items]
Share of profit of equity accounted investees	$ (32)	$ (55)	$ (71)

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

+ References

No definition available.

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- Definition

The entity's share of the profit (loss) of associates and joint ventures accounted for using the equity method. [Refer: Associates [member]; Investments accounted for using equity method; Joint ventures [member]; Profit (loss)]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 8
-IssueDate 2018-01-01
-Paragraph 23
-Subparagraph g
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=8&date=2018-03-01&anchor=para_23_g&doctype=Standard
-URIDate 2018-03-16

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
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-URIDate 2018-03-16

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Note Effective on first application of IFRS 9
-Name IFRS
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-IssueDate 2018-01-01
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-Subparagraph b
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-URIDate 2018-03-16

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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-IssueDate 2018-01-01
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-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_82_c&doctype=Standard
-URIDate 2018-03-16

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