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Operating Expenses, Depreciation and Amortization - Summary of Consolidated Operating Expense (Detail) - MXN ($) $ in Millions | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Analysis of income and expense [abstract] |  |  |
Administrative expenses | $ 22,387 | $ 21,053 | $ 20,733
Selling expenses | 6,315 | 6,429 | 6,945
Distribution and logistics expenses | 31,992 | 28,485 | 26,235
Operating expenses | $ 60,694 | $ 55,967 | $ 53,913

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- Definition The amount of costs relating to the distribution of goods and services. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 103 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_103&doctype=Standard -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 99 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_99&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of expense relating to the marketing and selling of goods or services. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 85 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_85&doctype=Standard -URIDate 2018-03-16 + Details
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