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Intangible assets, airport concessions and goodwill - Net: - Additional information (Details) $ in Thousands, $ in Millions |  |  | 12 Months Ended
--- | --- | --- | ---
Jan. 01, 2024 | May 15, 2008 | Dec. 31, 2024 MXN ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 MXN ($) | Dec. 31, 2022 MXN ($) | Dec. 31, 2021
Disclosure by geographical areas: |  |  |  |  |  |  |
Amortisation expense |  |  | $ 2,250,734 |  | $ 2,008,470 | $ 1,945,184 |
Explanation of value assigned to key assumption |  |  | For the year 2024, to the discount rate by +1% or -1% in each CGU, cash flow projections would have generated an effect of an excess of Ps.960,467 and Ps.3,672,561 in Aerostar, respectively, and an excess of Ps.210,515 and Ps.347,469 in Airplan, respectively. | For the year 2024, to the discount rate by +1% or -1% in each CGU, cash flow projections would have generated an effect of an excess of Ps.960,467 and Ps.3,672,561 in Aerostar, respectively, and an excess of Ps.210,515 and Ps.347,469 in Airplan, respectively. | For the year 2023, to the discount rate by +1% or -1% in each CGU, cash flow projections would have generated an effect of recognizing an excess of Ps.302,677 and of Ps.4,202,232, in Aerostar, respectively, and an excess of Ps.374,916 and Ps.546,230 in Airplan, respectively. |  |
Impairment testing on all CGUs considering the entire value of intangible assets, airport concessions and goodwill |  |  | $ 2,623,663 |  | $ 2,149,185 |  |
Original concession period for operating rights |  | 25 years | 50 years | 50 years |  |  |
Airplan |  |  |  |  |  |  |
Disclosure by geographical areas: |  |  |  |  |  |  |
Original concession period for operating rights |  | 15 years | 25 years | 25 years |  |  |
Minimum | Airplan |  |  |  |  |  |  |
Disclosure by geographical areas: |  |  |  |  |  |  |
Original concession period for operating rights |  |  | 15 years | 15 years |  |  |
CGU Aerostar |  |  |  |  |  |  |
Disclosure by geographical areas: |  |  |  |  |  |  |
Explanation of period over which management has projected cash flows |  |  | 28 years | 28 years | 29 years |  |
Cash payments |  |  |  | $ 2.5 |  |  |
CGU Aerostar | Positive |  |  |  |  |  |  |
Disclosure by geographical areas: |  |  |  |  |  |  |
Amount in excess of cash flow projections |  |  | $ 302,677 |  |  |  |
CGU Aerostar | Negative |  |  |  |  |  |  |
Disclosure by geographical areas: |  |  |  |  |  |  |
Amount in excess of cash flow projections |  |  | $ 4,202,232 |  | $ 960,467 |  |
CGU Airplan |  |  |  |  |  |  |
Disclosure by geographical areas: |  |  |  |  |  |  |
Explanation of period over which management has projected cash flows |  |  | 8 years | 8 years | 9 years |  |
CGU Airplan | Positive |  |  |  |  |  |  |
Disclosure by geographical areas: |  |  |  |  |  |  |
Amount in excess of cash flow projections |  |  | $ 374,916 |  | $ 210,515 |  |
CGU Airplan | Negative |  |  |  |  |  |  |
Disclosure by geographical areas: |  |  |  |  |  |  |
Amount in excess of cash flow projections |  |  | 546,230 |  | 347,469 |  |
Licences |  |  |  |  |  |  |
Disclosure by geographical areas: |  |  |  |  |  |  |
Amortisation expense |  |  | 62,095 |  | 54,259 | 49,715 |
Colombia (Airplan) |  |  |  |  |  |  |
Disclosure by geographical areas: |  |  |  |  |  |  |
Amortization commercial rights |  |  | $ 106,282 |  | $ 86,509 | $ 99,560 |
Percent of obligation to pay consideration on gross income |  |  | 19.00% | 19.00% | 19.00% | 19.00% | 19.00%
Colombia (Airplan) | Licences |  |  |  |  |  |  |
Disclosure by geographical areas: |  |  |  |  |  |  |
Amortisation expense |  |  | $ 311,576 |  | $ 281,976 | $ 315,842 |
Puerto Rico (Aerostar) |  |  |  |  |  |  |
Disclosure by geographical areas: |  |  |  |  |  |  |
Amortisation expense |  |  | 480,006 |  | 444,925 | 489,041 |
Amortization commercial rights |  |  | $ 189,547 |  | $ 154,282 | $ 177,558 |
Percent of obligation to pay consideration on gross income |  |  | 5.00% | 5.00% | 5.00% | 5.00% |
Mexico |  |  |  |  |  |  |
Disclosure by geographical areas: |  |  |  |  |  |  |
Amortisation expense |  |  | $ 1,101,228 |  | $ 986,520 | $ 863,183 |
Percent of obligation to pay consideration on gross income | 9.00% |  |  |  | 5.00% | 5.00% |

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