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Intangible assets, airport concessions and goodwill - Net: - Movements of intangible assets of airport concessions (Details) - MXN ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Intangible assets: |  |
Intangible assets and goodwill | $ 52,658,081 |
Intangible assets and goodwill | 49,310,063 | $ 52,658,081
Gross carrying amount |  |
Intangible assets: |  |
Intangible assets and goodwill | 52,658,081 | 53,973,349
Foreign currency translation | (2,606,466) | (1,842,679)
Additions |  | 527,411
Additions | (741,552) |
Intangible assets and goodwill | 49,310,063 | 52,658,081
Accumulated amortization |  |
Intangible assets: |  |
Intangible assets and goodwill | (17,392,821) | (15,883,709)
Foreign currency translation | 431,204 | 485,787
Additions | (2,008,470) | (1,994,899)
Intangible assets and goodwill | (18,970,087) | (17,392,821)
Concessions (Regulated Activity) |  |
Intangible assets: |  |
Intangible assets and goodwill | 56,442,841 | 54,733,845
Foreign currency translation | (1,830,087) | (1,850,332)
Additions | 74,853 | 134,622
Transfers | 3,816,487 | 3,424,706
Intangible assets and goodwill | 58,504,094 | 56,442,841
Contracts assets |  |
Intangible assets: |  |
Intangible assets and goodwill | 3,993,438 | 4,745,055
Foreign currency translation | (55,292) | (19,605)
Additions | 1,302,633 | 2,692,694
Transfers | (3,816,487) | (3,424,706)
Intangible assets and goodwill | 1,424,292 | 3,993,438
Contractor advance |  |
Intangible assets: |  |
Intangible assets and goodwill | 378,097 | 710,197
Foreign currency translation | 41 | (67)
Additions | (163,893) | (332,033)
Intangible assets and goodwill | 214,245 | 378,097
Licences and ODC |  |
Intangible assets: |  |
Intangible assets and goodwill | 419,439 | 392,412
Additions | 53,325 | 27,027
Intangible assets and goodwill | 472,764 | 419,439
Commercial Right's (Unregulated Activity) |  |
Intangible assets: |  |
Intangible assets and goodwill | 6,347,709 | 6,672,307
Foreign currency translation | (832,139) | (324,598)
Intangible assets and goodwill | 5,515,570 | 6,347,709
Goodwill |  |
Intangible assets: |  |
Intangible assets and goodwill | 2,469,378 | 2,603,242
Foreign currency translation | (320,193) | (133,864)
Intangible assets and goodwill | $ 2,149,185 | $ 2,469,378

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