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Revenues: (Details 1) - Airplan [Member] $ in Thousands | 12 Months Ended
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Dec. 31, 2017 MXN ($)
Income associated with intangible compulsory works | $ 35,154
Income associated with intangible complementary works | 152,140
Revenue from construction contracts | $ 187,294

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- Definition The amount of income associated with intangible complementary works. + References No definition available. + Details
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Period Type: | instant

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- Definition The amount of income associated with intangible compulsory works. + References No definition available. + 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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Period Type: | duration

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- Details
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Period Type: |