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v3.19.1

Costs and expenses by nature: | 12 Months Ended
--- | ---
Dec. 31, 2018
Expenses by nature [abstract] |
Disclosure of expenses by nature [text block] | Note 4 - Costs and expenses by nature:
|  | January 1 to December 31, |
|  | 2016 |  |  | 2017 |  |  | 2018 |
Termination benefits (Note 18.17) |  | Ps | 1,237 |  |  | Ps | 1,984 |  |  | Ps | 1,595 |
Short-term benefits |  |  | 531,246 |  |  |  | 772,129 |  |  |  | 1,118,926 |
Employees’ statutory profit sharing |  |  | 6,126 |  |  |  | 6,359 |  |  |  | 8,052 |
Electric power |  |  | 108,910 |  |  |  | 234,879 |  |  |  | 458,827 |
Maintenance and conservation |  |  | 229,904 |  |  |  | 401,479 |  |  |  | 673,603 |
Professional fees |  |  | 103,918 |  |  |  | 217,930 |  |  |  | 306,169 |
Insurance and bonds |  |  | 30,157 |  |  |  | 86,838 |  |  |  | 200,477 |
Surveillance services |  |  | 144,462 |  |  |  | 207,303 |  |  |  | 310,065 |
Cleaning services |  |  | 90,285 |  |  |  | 142,531 |  |  |  | 229,003 |
Technical assistance (Note 15.4) |  |  | 288,111 |  |  |  | 346,487 |  |  |  | 386,249 |
Right of use of assets under concession (DUAC) (1) |  |  | 344,939 |  |  |  | 468,695 |  |  |  | 898,253 |
Amortization and depreciation of intangible assets, furniture and equipment |  |  | 529,660 |  |  |  | 1,166,114 |  |  |  | 1,760,741 |
Goodwill impairment (Note 8.1) |  |  | 4,719,096 |  |  |  |  |  |  |  |  |
Consumption of commercial items |  |  | 180,636 |  |  |  | 252,602 |  |  |  | 300,845 |
Construction services (Note 3.1.3) |  |  | 2,116,954 |  |  |  | 1,898,550 |  |  |  | 935,774 |
Financial assets impairment |  |  | 45,687 |  |  |  |  |  |  |  |  |
Other |  |  | 114,347 |  |  |  | 144,322 |  |  |  | 177,330 |
Total aeronautical and non-aeronautical services costs, costs of construction services and administrative expenses |  | Ps | 4,820,892 |  |  | Ps | 11,112,985 |  |  | Ps | 7,765,909 |
| (1) | As of December 31, 2016, DUAC corresponds to the consideration for the concession in Mexico, which is equivalent to 5% of the gross revenues of each of the concessions, as of December 31, 2017, Ps406,733 correspond to the consideration for the concessions in Mexico, Ps56,005 correspond to the consideration of the Airplan concession at 19% of gross revenues from the period October 19 to December 31, 2017, and Ps5,957 for the consideration of the Aerostar concession at 5% of the airportʼs gross receipts from May 31, to December 31, 2017 , as of December 31, 2018, Ps458,290 correspond to Mexico, Ps312,244 correspond to Airplan and Ps127,719 correspond to Aerostar.

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