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Costs and expenses by nature: (Details Textual) - MXN ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Costs and expenses by nature line item [Line Items]      
Consideration for the concessions $ 458,290 $ 406,733  
Percentage on Gross Revenue of Concession     5.00%
Airplan [Member]      
Costs and expenses by nature line item [Line Items]      
Consideration for the concessions 312,244 $ 56,055  
Percentage on Gross Revenue of Concession   19.00%  
Aerostar [Member]      
Costs and expenses by nature line item [Line Items]      
Consideration for the concessions $ 127,719 $ 5,957  
Percentage on Gross Revenue of Concession   5.00%