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Acquisitions, Investments, Dispositions and Assets Held for Sale - Radiopolis (Details) - MXN ($) $ in Thousands | 1 Months Ended |
--- | --- | ---
Mar. 31, 2020 | Jul. 31, 2019 | Dec. 31, 2019
Disclosure of subsidiaries [line items] |  |  |
Liabilities related to assets held for sale |  |  | $ 432,812
Sistema Radiopolis, S.A. de C.V. (Radiopolis) and subsidiaries |  |  |
Disclosure of subsidiaries [line items] |  |  |
Ownership interest in subsidiary sold (as a percent) |  | 50.00% |
Aggregate cash proceeds |  | $ 1,248,000 |
Assets held for sale |  |  | 1,675,426
Liabilities related to assets held for sale |  |  | $ 432,812
Sistema Radiopolis, S.A. de C.V. (Radiopolis) and subsidiaries | Amount to be received in March 2020 |  |  |
Disclosure of subsidiaries [line items] |  |  |
Aggregate cash proceeds | $ 603,395 |  |
Sistema Radiopolis, S.A. de C.V. (Radiopolis) and subsidiaries | Amount to be received in June 2020 |  |  |
Disclosure of subsidiaries [line items] |  |  |
Aggregate cash proceeds | 644,605 |  |
Dividend receivable | $ 300,000 |  |

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