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Segment Information: (Details) - MXN ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Disclosure of operating segments [line items] |  |  |  |
Aeronautical revenue |  | $ 259,612 | $ 230,344 | $ 193,789
Operating profit |  | 1,476,833 | 4,932,599 | 4,072,897
Total assets |  | 56,614,103 | 29,216,091 |
Total liabilities |  | 22,925,802 | 6,462,137 |
Exchange rate translation |  | 315,021 |  |
Commercial right´s |  | 6,053,820 |  |
Operating segments [member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Aeronautical revenue |  | 6,484,219 | 4,532,194 | 3,921,949
Non-aeronautical revenue |  | 4,261,383 | 3,104,343 | 2,491,941
Revenue from construction services |  | 1,844,216 | 2,116,954 | 2,580,707
Other revenue |  |  |  |
Operating profit |  | 1,476,833 | 4,932,599 | 4,072,897
Non-current assets |  | 50,826,241 | 24,983,073 | 23,140,355
Total assets |  | 56,614,103 | 29,216,091 | 26,125,884
Total liabilities |  | 22,925,802 | 6,462,137 | 5,717,833
Improvements to assets under concession and acquisition of furniture and equipment in the period |  | 1,495,212 | 1,814,482 | 2,906,567
Amortization and depreciation |  | (1,166,114) | (529,660) | (468,995)
Fixed assets and intangible assets |  | 20,626,499 |  |
Exchange rate translation |  | 847,475 |  |
Commercial right´s |  | 6,053,820 |  |
Cancun [member] | Operating segments [member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Aeronautical revenue |  | 3,963,324 | 3,341,882 | 2,877,885
Non-aeronautical revenue |  | 3,401,235 | 2,823,209 | 2,250,665
Revenue from construction services |  | 1,421,942 | 1,896,338 | 1,846,138
Other revenue |  |  |  |
Operating profit |  | 4,623,499 | 3,782,382 | 3,091,271
Non-current assets |  | 17,539,396 | 18,586,197 | 16,758,522
Total assets |  | 20,486,290 | 20,972,688 | 18,465,295
Total liabilities |  | 7,932,392 | 6,179,313 | 5,455,499
Improvements to assets under concession and acquisition of furniture and equipment in the period |  | 1,009,625 | 1,513,550 | 2,286,134
Amortization and depreciation |  | (457,447) | (328,819) | (286,660)
Fixed assets and intangible assets |  |  |  |
Exchange rate translation |  |  |  |
Commercial right´s |  |  |  |
Villahermosa [member] | Operating segments [member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Aeronautical revenue |  | 195,554 | 181,123 | 174,103
Non-aeronautical revenue |  | 61,909 | 62,356 | 58,278
Revenue from construction services |  | 6,336 | 44,875 | 61,650
Other revenue |  |  |  | 66
Operating profit |  | 119,772 | 109,398 | 104,466
Non-current assets |  | 935,624 | 956,551 | 927,019
Total assets |  | 1,227,172 | 1,308,469 | 1,226,203
Total liabilities |  | 82,802 | 101,197 | 113,681
Improvements to assets under concession and acquisition of furniture and equipment in the period |  | 8,965 | 61,651 | 51,754
Amortization and depreciation |  | (29,892) | (28,349) | (26,098)
Fixed assets and intangible assets |  |  |  |
Exchange rate translation |  |  |  |
Commercial right´s |  |  |  |
Merida [member] | Operating segments [member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Aeronautical revenue |  | 394,531 | 334,163 | 272,065
Non-aeronautical revenue |  | 97,656 | 85,203 | 71,872
Revenue from construction services |  | 46,146 | 98,668 | 204,450
Other revenue |  |  |  | 27
Operating profit |  | 264,098 | 158,770 | 139,649
Non-current assets |  | 1,497,095 | 1,493,544 | 1,431,440
Total assets |  | 1,769,962 | 1,650,201 | 1,616,518
Total liabilities |  | (180) | 8,056 | 41,073
Improvements to assets under concession and acquisition of furniture and equipment in the period |  | 50,021 | 127,787 | 168,817
Amortization and depreciation |  | (46,470) | (39,524) | (36,287)
Fixed assets and intangible assets |  |  |  |
Exchange rate translation |  |  |  |
Commercial right´s |  |  |  |
Holding & service companies [member] | Operating segments [member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Aeronautical revenue |  |  |  |
Non-aeronautical revenue |  |  |  |
Revenue from construction services |  |  |  |
Other revenue |  | 1,492,287 | 1,455,486 | 1,291,669
Operating profit |  | 501,617 | 569,516 | 380,856
Non-current assets |  | 25,176,942 | 22,257,137 | 20,091,300
Total assets |  | 25,693,958 | 23,058,995 | 20,627,797
Total liabilities |  | 131,983 | 190,378 | 138,598
Improvements to assets under concession and acquisition of furniture and equipment in the period |  | 813 | 200 | 34
Amortization and depreciation |  | (700) | (2,111) | (2,248)
Fixed assets and intangible assets |  |  |  |
Exchange rate translation |  |  |  |
Commercial right´s |  |  |  |
Other operating segments [member] | Operating segments [member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Aeronautical revenue |  | 766,075 | 675,026 | 597,896
Non-aeronautical revenue |  | 149,240 | 133,830 | 151,539
Revenue from construction services |  | 106,573 | 77,073 | 468,469
Other revenue |  |  |  | 103,380
Operating profit |  | 374,634 | 320,762 | 356,655
Non-current assets |  | 4,430,766 | 4,430,600 | 4,463,032
Total assets |  | 5,193,436 | 5,109,194 | 4,864,156
Total liabilities |  | 85,894 | 132,130 | 118,547
Improvements to assets under concession and acquisition of furniture and equipment in the period |  | 97,174 | 111,294 | 399,828
Amortization and depreciation |  | (138,755) | (130,857) | (117,702)
Fixed assets and intangible assets |  |  |  |
Exchange rate translation |  |  |  |
Commercial right´s |  |  |  |
Consolidation adjustments [member] | Operating segments [member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Aeronautical revenue |  |  |  |
Non-aeronautical revenue |  | (318) | (255) | (40,413)
Revenue from construction services |  |  |  |
Other revenue |  | (1,429,287) | (1,455,486) | (1,395,142)
Operating profit |  | (4,719,098) |  |
Non-current assets |  | (25,693,269) | (22,740,956) | (20,530,958)
Total assets |  | (25,693,269) | (22,883,456) | (20,674,085)
Total liabilities |  |  | (148,937) | (149,565)
Improvements to assets under concession and acquisition of furniture and equipment in the period |  |  |  |
Amortization and depreciation |  |  |  |
Fixed assets and intangible assets |  |  |  |
Exchange rate translation |  |  |  |
Commercial right´s |  |  |  |
Aerostar [Member] | Operating segments [member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Aeronautical revenue | [1] | 939,042 |  |
Non-aeronautical revenue | [1] | 482,590 |  |
Revenue from construction services | [1] | 75,925 |  |
Other revenue | [1] |  |  |
Operating profit | [1] | 311,529 |  |
Non-current assets | [1] | 19,831,755 |  |
Total assets | [1] | 20,609,156 |  |
Total liabilities | [1] | 9,599,943 |  |
Improvements to assets under concession and acquisition of furniture and equipment in the period | [1] | 139,078 |  |
Amortization and depreciation | [1] | (437,852) |  |
Fixed assets and intangible assets | [1] | 13,390,511 |  |
Exchange rate translation | [1] | 686,198 |  |
Commercial right´s | [1] | 6,053,820 |  |
Airplan [Member] | Operating segments [member] |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Aeronautical revenue | [2] | 225,693 |  |
Non-aeronautical revenue | [2] | 69,071 |  |
Revenue from construction services | [2] | 187,294 |  |
Other revenue | [2] |  |  |
Operating profit | [2] | 782 |  |
Non-current assets | [2] | 7,107,932 |  |
Total assets | [2] | 7,327,398 |  |
Total liabilities | [2] | 5,092,968 |  |
Improvements to assets under concession and acquisition of furniture and equipment in the period | [2] | 189,536 |  |
Amortization and depreciation | [2] | (54,998) |  |
Fixed assets and intangible assets | [2] | 7,235,988 |  |
Exchange rate translation | [2] | 161,277 |  |
Commercial right´s | [2] |  |  |
[1] | Subsidiary located in Puerto Rico
[2] | Subsidiary located in Colombia

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