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v3.20.1

Summary of the main accounting policies: Additional information (Details) $ in Thousands, $ in Thousands, shares in Millions |  |  |  | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
May 25, 2018 | May 26, 2017 MXN ($) | May 25, 2017 | Dec. 31, 2019 MXN ($) $ / shares shares | Dec. 31, 2018 MXN ($) $ / shares shares | Dec. 31, 2017 MXN ($) | Dec. 31, 2014 | Dec. 31, 2019 USD ($) $ / shares | Dec. 31, 2019 MXN ($) $ / shares | Oct. 19, 2017
Revenue From Regulated Services |  |  |  |  |  |  |  |  |  |
Applicable tax rate |  |  |  | 30.00% | 30.00% | 30.00% | 30.00% |  |  |
Termination benefits expense |  |  |  | $ 1,922 | $ 1,595 | $ 1,984 |  |  |  |
Closing foreign exchange rate |  |  |  |  | 18.86 |  |  | 19.65 | 19.65 |
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 |  |  | $ 7,358 | $ 165,622 |
Income from continuing operations attributable to owners of parent |  |  |  | $ 5,465,822 | $ 4,987,601 | $ 5,834,484 |  |  |  |
Weighted average number of ordinary shares outstanding | shares |  |  |  | 300 | 300 |  |  |  |  |
Basic earnings per share | $ / shares |  |  |  | $ 18.22 | $ 16.63 |  |  |  |  |
Original concession period for operating rights |  |  |  | 50 years |  |  |  |  |  |
Concession period for operating rights |  |  |  | 29 years |  |  |  |  |  |
Airplan |  |  |  |  |  |  |  |  |  |
Revenue From Regulated Services |  |  |  |  |  |  |  |  |  |
Remaining Proportion of Ownership Interest for 100% Acquisition | 7.58% |  |  |  |  |  |  |  |  |
Proportion of interest acquired |  |  |  |  |  |  |  |  |  | 92.42%
Airplan |  |  |  |  |  |  |  |  |  |
Revenue From Regulated Services |  |  |  |  |  |  |  |  |  |
Proportion of interest in subsidiary | 100.00% |  |  |  |  |  |  |  |  |
Proportion of interest acquired | 7.58% |  |  |  |  |  |  |  |  |
Applicable tax rate |  |  |  | 33.00% | 33.00% |  |  |  |  |
Closing foreign exchange rate | $ / shares |  |  |  |  | 165.290 |  |  | 173.630 | 173.630 |
Original concession period for operating rights |  |  |  | 40 years |  |  |  |  |  |
Concession period for operating rights |  |  |  | 13 years |  |  |  |  |  |
Airplan | Minimum |  |  |  |  |  |  |  |  |  |
Revenue From Regulated Services |  |  |  |  |  |  |  |  |  |
Original concession period for operating rights |  |  |  | 24 years |  |  |  |  |  |
Aerostar |  |  |  |  |  |  |  |  |  |
Revenue From Regulated Services |  |  |  |  |  |  |  |  |  |
Proportion of interest in subsidiary |  | 60.00% |  |  |  |  |  |  |  |
Proportion of interest acquired |  | 10.00% |  |  |  |  |  |  |  |
Closing foreign exchange rate | $ / shares |  |  |  |  | 19.65 |  |  | 18.86 | 18.86 |
Restricted cash and cash equivalents |  |  |  |  | $ 2,649 |  |  |  | $ 26,849 |
Original concession period for operating rights |  |  |  | 40 years |  |  |  |  |  |
Concession period for operating rights |  |  |  | 34 years |  |  |  |  |  |
Aerostar |  |  |  |  |  |  |  |  |  |
Revenue From Regulated Services |  |  |  |  |  |  |  |  |  |
Proportion of interest in joint venture |  |  | 50.00% |  |  |  |  |  |  |
Applicable tax rate |  |  |  | 10.00% | 10.00% |  |  |  |  |
Restricted cash and cash equivalents |  | $ 16,989 |  |  |  |  |  |  |  |

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