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Inventories (Details)
$ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2017
MXN ($)
Dec. 31, 2016
MXN ($)
Dec. 31, 2015
MXN ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2017
MXN ($)
Inventories          
Spare parts and accessories of flight equipment   $ 235,330     $ 285,185
Miscellaneous supplies   8,554     9,665
Total   243,884   $ 14,940 $ 294,850
Consumption of inventories included in maintenance expense $ 242,265 $ 186,719 $ 143,992