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Costs and expenses by nature: Additional information (Details) - MXN ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Disclosure of geographical areas [line items]      
Right of use of assets under concession $ 986,850 $ 898,253 $ 468,695
Mexico      
Disclosure of geographical areas [line items]      
Right of use of assets under concession 484,402 458,290 406,733
Colombia (Airplan)      
Disclosure of geographical areas [line items]      
Right of use of assets under concession $ 361,029 312,244 $ 56,005
Percentage of revenue 19.00%   19.00%
Puerto Rico (Aerostar)      
Disclosure of geographical areas [line items]      
Right of use of assets under concession $ 141,419 $ 127,719 $ 5,957
Percentage of revenue     5.00%