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Inventories (Details)
$ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2018
MXN ($)
Dec. 31, 2017
MXN ($)
Dec. 31, 2016
MXN ($)
Dec. 31, 2018
USD ($)
Dec. 31, 2018
MXN ($)
Inventories          
Spare parts and accessories of flight equipment   $ 285,185 $ 235,330   $ 289,737
Miscellaneous supplies   9,665 8,554   7,534
Total   294,850 243,884 $ 15,103 $ 297,271
Consumption of inventories included in maintenance expense $ 290,206 $ 242,265 $ 186,719