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Short and long-term documents: Summary of integration of the debt (Details) $ in Thousands, $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2023 MXN ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 MXN ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 MXN ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Long-term debt: |  |  |  |  |  |  |
Principal amortization | $ (200,535) |  | $ (222,568) |  | $ (220,961) |  |
Long | 8,404,199 |  | 9,891,961 |  |  |  |
Fair value | 3,402,199 |  | 4,836,530 |  |  |  |
Senior secured notes due on March 22, 2035 |  |  |  |  |  |  |
Long-term debt: |  |  |  |  |  |  |
Credit line | 8,983,824 |  | 10,549,929 |  |  | $ 600,000 | $ 600,000
Interest | (35,042) | $ (2,071) | (58,185) | $ (2,988) |  |  |
Principal amortization | (200,535) |  | (222,568) |  |  |  |
Short | 344,048 |  | 377,215 |  |  |  |
Long | 8,404,199 |  | 9,891,961 |  |  |  |
Fair value | 9,027,415 |  | 9,188,411 |  |  |  |
Bond One |  |  |  |  |  |  |
Long-term debt: |  |  |  |  |  |  |
Credit line | 5,553,784 |  | 6,602,407 |  |  | 400,000 | 400,000
Interest | (35,047) | (4,804) | (58,185) | (255) |  |  |
Principal amortization | (200,535) |  | (222,568) |  |  |  |
Short | 297,803 |  | 323,993 |  |  |  |
Long | 5,020,399 |  | 5,997,661 |  |  |  |
Fair value | 5,702,759 |  | 6,039,845 |  |  |  |
Bond Two |  |  |  |  |  |  |
Long-term debt: |  |  |  |  |  |  |
Credit line | 3,430,040 |  | 3,947,522 |  |  | $ 200,000 | $ 200,000
Interest | (5) | $ (2,733) |  | $ (2,733) |  |  |
Short | 46,245 |  | 53,222 |  |  |  |
Long | 3,383,800 |  | 3,894,300 |  |  |  |
Fair value | $ 3,324,656 |  | $ 3,148,566 |  |  |  |

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