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Income tax incurred and deferred: (Details 2) - MXN ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Current deferred income tax:      
Deferred tax assets, current $ 73,710 $ 30,615  
Non-current deferred income tax:      
Deferred tax assets, non-current 253,310 33,930  
Deferred income tax asset 327,020 64,545  
Non-current deferred income tax payable:      
Non-current deferred income tax liability (3,360,950) (1,673,350)  
Amortization of deferred expenses (1,375) (709)  
Total deferred income tax, net (3,033,930) (1,608,805)  
Deferred tax liability (asset) 3,033,930 1,456,020 $ 1,523,722
Allowance for credit losses [member]      
Non-current deferred income tax:      
Deferred tax assets, non-current 44,916 33,930  
Non-current deferred income tax payable:      
Deferred tax liability (asset) (44,916) (33,930) (31,576)
Recoverable Asset Tax [member]      
Non-current deferred income tax:      
Deferred income tax asset   152,785  
Non-current deferred income tax payable:      
Deferred tax liability (asset) 0 (152,785) $ (186,875)
Accrued Liabilities [member]      
Current deferred income tax:      
Deferred tax assets, current 48,439 30,615  
Advances [Member]      
Current deferred income tax:      
Deferred tax assets, current 25,271  
bank Loan fair Value [Member]      
Current deferred income tax:      
Deferred tax assets, current 208,394  
Fixed assets and concession [Member]      
Non-current deferred income tax payable:      
Non-current deferred income tax liability [1] (2,900,893) (1,672,641)  
Deferred Income [Member]      
Non-current deferred income tax payable:      
Non-current deferred income tax liability $ (458,682)  
[1] ncludes Ps.267,307 and Ps.357,563 from Aerostar and Airplan only in, 2017.