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Prepaid expenses and other current assets (Details)
$ in Thousands, $ in Thousands
Dec. 31, 2019
USD ($)
Dec. 31, 2019
MXN ($)
Dec. 31, 2018
MXN ($)
Dec. 31, 2017
MXN ($)
Prepaid expenses and other current assets        
Advances to suppliers   $ 283,340 $ 198,174 $ 87,536
Advances to components suppliers   209,557 67,446 220,095
Other prepaid expenses   115,054 40,655 56,146
Prepaid insurance   88,941 76,896 68,712
Sales commission to travel agencies   84,239 59,620 54,501
Advances for constructions of aircraft and engines       13,764
Total $ 41,450 $ 781,131 $ 442,791 $ 500,754