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v3.19.1

Summary of the main accounting policies: (Details Textual) $ in Thousands, shares in Millions | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
May 25, 2018 | May 26, 2017 | Dec. 31, 2018 MXN ($) shares | Dec. 31, 2017 MXN ($) shares | Dec. 31, 2016 MXN ($) | Dec. 31, 2014 | Mar. 15, 2019 | Oct. 19, 2017
Applicable tax rate |  |  | 30.00% | 30.00% | 30.00% | 30.00% |  |
Termination benefits expense |  |  | $ 1,595 | $ 1,984 | $ 1,237 |  |  |
Weighted average number of ordinary shares outstanding | shares |  |  | 300 | 300 |  |  |  |
Percentage of voting equity interests acquired | 7.58% |  |  |  |  |  |  |
Closing foreign exchange rate |  |  |  |  |  |  | 19.33 |
Gain (loss) that relates to identifiable assets acquired or liabilities assumed in business combination and is of such size, nature or incidence that disclosure is relevant to understanding combined entity's financial statements |  |  |  | $ 7,029,200 |  |  |  |
Restricted cash and cash equivalents |  |  | $ 47,332 | 106,350 |  |  |  |
Proportion of Ownership Left to Acquire Complete Ownership | 7.58% |  |  |  |  |  |  |
Increase (decrease) through appropriation of retained earnings, equity |  |  | $ 18,284 |  |  |  |  |
Useful lives or amortisation rates, intangible assets other than goodwill |  |  | 50 years |  |  |  |  |
Impairment Loss Not Recognised In Profit Or Loss Intangible Assets And Goodwill |  |  |  | 4,719,096 |  |  |  |
Income from continuing operations attributable to owners of parent |  |  | $ 4,987,601 | $ 5,834,484 | $ 3,629,262 |  |  |
Airplan segment [Member] |  |  |  |  |  |  |  |
Explanation of period over which management has projected cash flows |  |  | 15 years |  |  |  |  |
Aeropuerto de Cancún, S. A. de C. V. [Member] |  |  |  |  |  |  |  |
Proportion of ownership interest in joint venture |  | 50.00% | 60.00% | 60.00% |  |  |  |
Mexican Peso [Member] |  |  |  |  |  |  |  |
Applicable tax rate |  |  | 30.00% | 30.00% |  |  |  |
Closing foreign exchange rate |  |  | 19.65 | 19.66 |  |  |  |
Colombian pesos [Member] |  |  |  |  |  |  |  |
Closing foreign exchange rate |  |  | 165.29 | 151.89 |  |  |  |
Airplan [Member] |  |  |  |  |  |  |  |
Applicable tax rate |  |  | 33.00% | 34.00% |  |  |  |
Other property, plant and equipment [member] |  |  |  |  |  |  |  |
Useful lives or depreciation rates, property, plant and equipment |  |  | 10 years |  |  |  |  |
Aerostar [member] |  |  |  |  |  |  |  |
Proportion of ownership interest in joint venture |  | 50.00% |  |  |  |  |  |
Applicable tax rate |  |  |  | 10.00% |  |  |  |
Percentage of voting equity interests acquired |  | 10.00% | 100.00% |  |  |  |  | 92.42%
Proportion of voting rights held in subsidiary |  |  | 60.00% |  |  |  |  |
Gain (loss) that relates to identifiable assets acquired or liabilities assumed in business combination and is of such size, nature or incidence that disclosure is relevant to understanding combined entity's financial statements |  |  | $ 7,029,200 |  |  |  |  |
Restricted cash and cash equivalents |  |  | $ 47,332 | $ 106,350 |  |  |  |
Concession period for operating rights |  |  | 35 years | 40 years |  |  |  |

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