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Revenues and Construction Contracts - Summary of Revenues and Costs Related to Construction Contracts in Progress (Detail) - MXN ($) $ in Millions | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Analysis of income and expense [abstract] |  |  |
Revenue from construction contracts included in consolidated net sales, accumulated | $ 5,508 |  |
Costs incurred in construction contracts included in consolidated cost of sales, accumulated | (4,840) |  |
Construction contracts gross operating profit (loss), accumulated | 668 |  |
Revenue from construction contracts included in consolidated net sales | 992 | $ 1,033 | $ 994
Costs incurred in construction contracts included in consolidated cost of sales | (1,205) | (1,133) | (919)
Construction contracts gross operating profit (loss) | $ (213) | $ (100) | $ 75

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- Definition Construction contracts gross operating profit (loss). + References No definition available. + Details
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- Definition Costs incurred in construction contracts. + References No definition available. + Details
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- Definition Revenue from construction contracts, accumulated to date. + References No definition available. + Details
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- Definition The aggregate amount of costs incurred and recognised profits, less recognised losses, to date on construction contracts in progress. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2018-01-01 -Name IAS -Number 11 -IssueDate 2017-01-01 -Paragraph 40 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=11&date=2017-03-02&anchor=para_40_a&doctype=Standard&book=B -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2018-01-01 -Name IFRIC -Number 15 -IssueDate 2017-01-01 -Paragraph 21 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRIC&num=15&date=2017-03-02&anchor=para_21_a&doctype=Standard&book=B -URIDate 2017-03-09 + Details
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- Definition The amount of revenue arising from construction contracts. Construction contracts are contracts specifically negotiated for the construction of an asset or a combination of assets that are closely interrelated or interdependent in terms of their design, technology and function or their ultimate purpose or use. [Refer: Revenue] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2018-01-01 -Name IAS -Number 11 -IssueDate 2017-01-01 -Paragraph 39 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=11&date=2017-03-02&anchor=para_39_a&doctype=Standard&book=B -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2018-01-01 -Name IAS -Number 18 -IssueDate 2017-01-01 -Paragraph 35 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=18&date=2017-03-02&anchor=para_35_b&doctype=Standard&book=B -URIDate 2017-03-09 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_112_c&doctype=Standard -URIDate 2017-03-09 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2018-01-01 -Name IFRIC -Number 15 -IssueDate 2017-01-01 -Paragraph 20 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRIC&num=15&date=2017-03-02&anchor=para_20_b&doctype=Standard&book=B -URIDate 2017-03-09 + Details
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