XML 70 R59.htm IDEA: XBRL DOCUMENT v3.21.1
Costs and expenses by nature: (Details)
$ in Thousands, $ in Millions
 12 Months Ended
Sep. 20, 2017
USD ($)
Dec. 31, 2020
MXN ($)
Dec. 31, 2019
MXN ($)
Dec. 31, 2018
MXN ($)
Costs and expenses by nature:        
Short term benefits   $ 1,039,883 $ 1,199,217 $ 1,118,926
Electric power   382,026 474,719 458,827
Maintenance and conservation   447,884 699,557 673,603
Professional fees   251,621 308,740 306,169
Insurance and bonds   127,750 225,252 200,477
Surveillance services $ 29.7 275,206 325,613 310,065
Cleaning services   207,599 232,219 229,003
Technical assistance (Note 15.4)   175,615 404,086 386,249
Right of use of assets under concession   535,379 986,850 898,253
Amortization and depreciation of intangible assets, furniture and equipment   1,934,766 1,836,897 1,760,741
Consumption of commercial items   169,298 323,899 300,845
Construction services (Note 3.1.3)   3,657,086 1,236,193 935,774
Termination benefits (Note 18.17)   2,382 1,922 1,595
Employees' statutory profit sharing   3,115 10,250 8,052
Impairment of accounts receivable (Note 6)   154,417 12,127 6,241
Other   143,409 267,521 171,089
Total aeronautical and non-aeronautical services costs, costs of construction services and administrative expenses   $ 9,507,436 $ 8,545,062 $ 7,765,909