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Financial risk management: (Tables) | 12 Months Ended
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Dec. 31, 2022
Financial risk management: |
Schedule of exchange rate risk | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
​ |  | 2021 |  | 2022
Asset | ​ | Ps. | 124,656 | ​ | Ps. | 372,991
Liability |  | ​ | (7,580) | ​ | ​ | (5,520)
Net Monetary Assets |  | Ps. | 117,076 | ​ | Ps. | 367,471
​
Schedule of liquidity position | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | Loans and |  | Loans and |  | ​
​ | ​ | Cash and | ​ | Short - term | ​ | Long- term | ​ | Total Loans
December 31, 2021 | ​ | equivalents | ​ | Debt | ​ | Debt | ​ | and Debt
Mexico | ​ | Ps. | 5,700,314 | ​ | Ps. | 6,964 | ​ | Ps. | 4,623,758 | ​ | Ps. | 4,630,722
Aerostar | ​ | ​ | 2,295,087 | ​ | ​ | 353,672 | ​ | ​ | 6,598,397 | ​ | ​ | 6,952,069
Airplan | ​ |  | 774,661 | ​ |  | 217,508 | ​ | ​ | 1,979,248 | ​ | ​ | 2,196,756
Total | ​ | Ps. | 8,770,062 | ​ | Ps. | 578,144 | ​ | Ps. | 13,201,403 | ​ | Ps. | 13,779,547
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | Loans and |  | Loans and |  | ​
​ | ​ | Cash and | ​ | Short - term | ​ | Long- term | ​ | Total Loans
December 31, 2022 | ​ | equivalents | ​ | Debt | ​ | Debt | ​ | and Debt
Mexico | ​ | Ps. | 9,573,039 | ​ | Ps. | 1,486,817 | ​ | Ps. | 2,505,318 | ​ | Ps. | 3,992,135
Aerostar | ​ |  | 2,334,403 | ​ | ​ | 377,215 | ​ | ​ | 9,891,961 | ​ | ​ | 10,269,176
Airplan | ​ |  | 1,267,549 | ​ | ​ | 5,964 | ​ | ​ | 937,486 | ​ | ​ | 943,450
Total | ​ | Ps. | 13,174,991 | ​ | Ps. | 1,869,996 | ​ | Ps. | 13,334,765 | ​ | Ps. | 15,204,761
​
Schedule of liquidity risk | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Under |  | Between 3 months |  | Between 1 |  | Between 2 and
At December 31, 2021 | ​ | 3 months | ​ | and one year | ​ | and 2 years | ​ | 5 years
Bank loans and interest |  | Ps. | 13,660 |  | Ps. | 210,812 | ​ | Ps. | 3,945,092 | ​ | Ps. | 2,305,320
Long term debt |  |  | 114,009 |  |  | 239,663 | ​ | ​ | 1,512,848 | ​ | ​ | 5,696,815
Suppliers |  |  | 290,689 |  |  |  |  |  |  |  |  |
Accounts payable and accrued expenses | ​ | ​ | 1,383,249 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
At December 31, 2022 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Bank loans and interest | ​ | Ps. | 637,733 | ​ | Ps. | 944,235 | ​ | Ps. | 1,354,415 | ​ | Ps. | 1,900,147
Long term debt | ​ | ​ | 158,242 | ​ | ​ | 280,166 | ​ | ​ | 973,931 | ​ | ​ | 3,477,822
Suppliers | ​ | ​ | 307,068 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Accounts payable and accrued expenses | ​ | ​ | 1,170,318 | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​
Schedule of short term liquidity | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
​ |  | 2021 |  | 2022
​ | ​ | ​ | ​ | ​ | ​ | ​
Current assets |  | Ps. | 11,662,100 | ​ | Ps. | 18,080,170
Current liabilities |  |  | 3,786,398 | ​ | ​ | 5,563,973
Short term position (liquidity) |  | Ps. | 7,875,702 | ​ | Ps. | 12,516,197
​

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