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Accounts receivable - Net: Expected loss rate (Details) - MXN ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Expected loss rate: |  |  |
Accounts receivables | $ 2,843,870 | $ 2,191,439 |
Impairment provision | 301,947 | 317,664 | $ 346,183
Mexico |  |  |
Expected loss rate: |  |  |
Impairment provision | $ 214,438 | $ 208,731 |
Mexico | Current |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 0.00% | 0.00% |
Accounts receivables | $ 1,917,501 | $ 1,487,553 |
Mexico | Three months |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 0.02% | 0.02% |
Accounts receivables | $ 66,618 | $ 44,571 |
Impairment provision | $ 1,586 | $ 9 |
Mexico | Six months |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 19.20% | 19.20% |
Accounts receivables | $ 10,212 | $ 6,429 |
Impairment provision | $ 1,960 | $ 1,234 |
Mexico | One year |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 100.00% | 100.00% |
Accounts receivables | $ 81,836 | $ 78,432 |
Impairment provision | $ 81,836 | $ 78,432 |
Mexico | More than 365 |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 100.00% | 100.00% |
Accounts receivables | $ 129,056 | $ 129,056 |
Impairment provision | 129,056 | 129,056 |
Puerto Rico (Aerostar) |  |  |
Expected loss rate: |  |  |
Impairment provision | $ 44,059 | $ 52,056 |
Puerto Rico (Aerostar) | Current |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 5.40% | 5.40% |
Accounts receivables | $ 441,967 | $ 140,588 |
Impairment provision | $ 40,637 | $ 7,657 |
Puerto Rico (Aerostar) | Three months |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 5.10% | 5.10% |
Accounts receivables | $ 52,014 | $ 98,868 |
Impairment provision | $ 2,653 | $ 5,042 |
Puerto Rico (Aerostar) | Six months |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 43.70% | 43.70% |
Accounts receivables | $ 1,118 | $ 63,952 |
Impairment provision | $ 489 | $ 27,947 |
Puerto Rico (Aerostar) | One year |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 87.50% | 87.50% |
Accounts receivables | $ 264 | $ 772 |
Impairment provision | $ 230 | $ 676 |
Puerto Rico (Aerostar) | More than 365 |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 100.00% | 100.00% |
Accounts receivables | $ 50 | $ 10,734 |
Impairment provision | 50 | 10,734 |
Colombia (Airplan) |  |  |
Expected loss rate: |  |  |
Impairment provision | $ 43,450 | $ 56,877 |
Colombia (Airplan) | Current |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 0.83% | 0.83% |
Accounts receivables | $ 64,761 |  |
Colombia (Airplan) | Three months |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 0.83% | 0.83% |
Accounts receivables | $ 36,943 | $ 82,638 |
Impairment provision | $ 4,027 | $ 9,030 |
Colombia (Airplan) | Six months |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 0.83% | 0.83% |
Accounts receivables | $ 183 | $ 561 |
Impairment provision | $ 183 | $ 561 |
Colombia (Airplan) | One year |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 100.00% | 100.00% |
Accounts receivables | $ 16,869 | $ 22,807 |
Impairment provision | $ 14,762 | $ 22,807 |
Colombia (Airplan) | More than 365 |  |  |
Expected loss rate: |  |  |
Expected credit loss rate | 100.00% | 100.00% |
Accounts receivables | $ 24,478 | $ 24,478 |
Impairment provision | $ 24,478 | $ 24,478 |

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