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Non-controlling Interests - Income Statement (Details) - MXN ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Consolidated subsidiaries information |  |  |
Net sales | $ 97,361,634 | $ 101,757,181 | $ 101,282,333
Non-income | 302,824 | 6,106,813 | 7,615,270
Total comprehensive income | (16,559,314) | 3,815,538 | $ 6,594,387
Empresas Cablevision |  |  |
Consolidated subsidiaries information |  |  |
Net sales | 15,906,914 | 14,465,512 |
Non-income | 1,828,000 | 1,085,880 |
Total comprehensive income | 1,820,135 | 1,084,162 |
Sky |  |  |
Consolidated subsidiaries information |  |  |
Net sales | 22,134,943 | 21,347,241 |
Non-income | 1,848,374 | 1,880,607 |
Total comprehensive income | $ 1,864,408 | $ 1,850,735 |

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