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Inventories (Details)
$ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2019
MXN ($)
Dec. 31, 2018
MXN ($)
Dec. 31, 2017
MXN ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2019
MXN ($)
Inventories          
Spare parts and accessories of flight equipment   $ 289,737 $ 285,185   $ 294,390
Miscellaneous supplies   7,534 9,665   7,518
Total   297,271 294,850 $ 16,020 $ 301,908
Consumption of inventories included in maintenance expense $ 284,687 $ 290,206 $ 242,265