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v3.21.1

Income tax incurred and deferred: Reconciliation (Details) - MXN ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2014
Disclosure of geographical areas [line items] |  |  |  |  |  |
Consolidated income before IT and joint venture equity method: |  |  | $ 2,855,692 | $ 7,661,741 | $ 6,916,699 |
Consolidated income before IT and joint venture equity method: |  |  | 2,855,692 | 7,661,737 | 6,916,699 |
Net (loss) income before taxes of Airplan and Aerostar |  |  | (65,672) | (843,352) | (297,179) |
Net (loss) income before taxes of subsidiaries in Mexico not subject to IT |  |  | 4,337 | (100,793) | (89,685) |
Income before provisions for income taxes |  |  | $ 2,794,357 | $ 6,717,596 | $ 6,529,835 |
Statutory IT rate |  |  | 30.00% | 30.00% | 30.00% | 30.00%
IT that would result from applying the IT rate to book profit before income taxes |  |  | $ 838,307 | $ 2,015,279 | $ 1,958,951 |
Non-deductible items and other permanent differences |  |  | 10,496 | 11,941 | 15,126 |
Annual adjustment for tax inflation |  |  | (18,958) | (12,783) | 12,101 |
Accounting disconnect inflation |  |  | (80,450) | (93,030) | (189,237) |
Other non-taxable earnings |  |  |  |  | (17,742) |
IT provision |  |  | $ 729,155 | $ 1,978,102 | $ 1,795,961 |
Effective IT rate |  |  | 26.00% | 29.00% | 28.00% |
Puerto Rico (Aerostar) |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |
Statutory IT rate |  |  | 10.00% |  |  |
Effect by difference in rate of IT |  |  | $ 42,530 | $ 38,579 | $ 33,879 |
IT provision |  |  | $ 42,530 | $ 38,579 | $ 33,879 |
Colombia (Airplan) |  |  |  |  |  |
Disclosure of geographical areas [line items] |  |  |  |  |  |
Statutory IT rate | 30.00% | 31.00% | 32.00% | 33.00% | 33.00% |
Effect by difference in rate of IT |  |  | $ (62,770) | $ 18,116 | $ (17,117) |
IT provision |  |  | $ (62,770) | $ 18,116 | $ (17,117) |

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