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Financial risk management: (Tables) | 12 Months Ended
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Dec. 31, 2024
Financial risk management: |
Schedule of exchange rate risk | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
​ |  | 2023 |  | 2024
​ | ​ | (Thousands of dollars)
Asset | ​ | Ps. | 507,164 | ​ | Ps. | 627,768
Liability |  | ​ | (6,419) | ​ | ​ | (7,450)
Monetary active position |  | Ps. | 500,745 | ​ | Ps. | 620,318
Schedule of liquidity position | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Cash and |  | ​ |  | ​ |  | ​
​ | ​ | cash | ​ | Total | ​ | Short - term | ​ | Long - term
December 31, 2023 | ​ | equivalents | ​ | Debt | ​ | Debt | ​ | Debt
Mexico | ​ | Ps. | 9,770,273 | ​ | Ps. | 2,522,974 | ​ | Ps. | 883,153 | ​ | Ps. | 1,639,821
Aerostar | ​ |  | 1,518,455 | ​ | ​ | 8,748,247 | ​ | ​ | 344,048 | ​ | ​ | 8,404,199
Airplan | ​ |  | 2,584,169 | ​ | ​ | 953,549 | ​ | ​ | 6,438 | ​ | ​ | 947,111
Total | ​ | Ps. | 13,872,897 | ​ | Ps. | 12,224,770 | ​ | Ps. | 1,233,639 | ​ | Ps. | 10,991,131
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Cash and |  | ​ |  | ​ |  | ​
​ | ​ | cash | ​ | Total | ​ | Short - term | ​ | Long - term
December 31, 2024 | ​ | equivalents | ​ | Debt | ​ | Debt | ​ | Debt
Mexico | ​ | Ps. | 15,868,354 | ​ | Ps. | 2,423,495 | ​ | Ps. | 685,490 | ​ | Ps. | 1,738,005
Aerostar | ​ |  | 850,723 | ​ | ​ | 10,507,887 | ​ | ​ | 443,814 | ​ | ​ | 10,064,073
Airplan | ​ |  | 3,364,380 | ​ | ​ | 428,074 | ​ | ​ | 2,226 | ​ | ​ | 425,848
Total | ​ | Ps. | 20,083,457 | ​ | Ps. | 13,359,456 | ​ | Ps. | 1,131,530 | ​ | Ps. | 12,227,926
​
Schedule of liquidity risk | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Under |  | Between 3 months |  | Between 1 |  | Between 2 and
At December 31, 2023 | ​ | 3 months | ​ | and one year | ​ | and 2 years | ​ | 5 years
Bank loans and interest |  | Ps. | 853,062 | ​ | Ps. | 388,439 | ​ | Ps. | 787,830 | ​ | Ps. | 2,163,132
Long term debt |  | ​ | 342,243 | ​ | ​ | 348,518 | ​ | ​ | 698,955 | ​ | ​ | 2,128,755
Suppliers |  | ​ | 306,547 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Accounts payable and accrued expenses | ​ | ​ | 1,156,955 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
At December 31, 2024 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Bank loans and interest | ​ | Ps. | 97,469 | ​ | Ps. | 891,336 | ​ | Ps. | 369,518 | ​ | Ps. | 2,418,340
Long term debt | ​ | ​ | 425,793 | ​ | ​ | 432,923 | ​ | ​ | 871,003 | ​ | ​ | 2,605,601
Suppliers | ​ | ​ | 325,701 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Accounts payable and accrued expenses | ​ | ​ | 1,305,959 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ As of December 31, 2023 and 2024, the amount of undiscounted contractual cash flows associated with maturities greater than 5 years of long-term debt including interest amounts to Ps.9,760,047 and Ps.11,129,662, respectively. ​
Schedule of short term liquidity | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
​ |  | 2023 |  | 2024
Current assets |  | Ps. | 18,733,197 | ​ | Ps. | 25,656,011
Current liabilities |  |  | 4,827,227 | ​ | ​ | 5,887,006
Short term position (liquidity) |  | Ps. | 13,905,970 | ​ | Ps. | 19,769,005

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