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Revenue from Contracts with Customers: Future lease income (Details) - MXN ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Future lease income: |  |
Lease payments receivable | $ 13,196,621 | $ 16,629,413
2021 |  |
Future lease income: |  |
Lease payments receivable | 2,515,572 |
2022 |  |
Future lease income: |  |
Lease payments receivable | 2,315,111 | 3,684,803
2023 |  |
Future lease income: |  |
Lease payments receivable | 2,184,496 | 3,415,663
2024. |  |
Future lease income: |  |
Lease payments receivable | 1,943,444 | 2,962,391
2025 |  |
Future lease income: |  |
Lease payments receivable | 1,857,885 | 2,821,799
2026 - 2030 |  |
Future lease income: |  |
Lease payments receivable | $ 2,380,113 | $ 3,744,757

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The amount of undiscounted operating lease payments to be received. Operating lease is a lease that does not transfer substantially all the risks and rewards incidental to ownership of an underlying asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2021-01-01 -Paragraph 97 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2021-en-r&anchor=para_97&doctype=Standard -URIDate 2021-03-24 + Details
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