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Non-Controlling Interest in Consolidated Subsidiaries - Summarized Financial Information (Details) $ in Millions, $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 USD ($) | Dec. 31, 2020 MXN ($) | Dec. 31, 2019 MXN ($) | Dec. 31, 2018 MXN ($) | Dec. 31, 2020 MXN ($)
Disclosure Of Non Controlling Interest In Consolidated Subsidiaries [line items] |  |  |  |  |
Total current assets | $ 10,118 |  | $ 172,579 |  | $ 201,269
Total non-current assets | 24,310 |  | 464,962 |  | 483,579
Total current liabilities | 5,953 |  | 136,534 |  | 118,413
Total non-current liabilities | 13,033 |  | 175,256 |  | 259,248
Consolidated revenues | 24,782 | $ 492,966 | 506,711 | $ 469,744 |
Consolidated net (loss) income for continuing operations | 188 | 3,756 | 28,048 | 29,713 |
Consolidated net income from discontinued operations |  |  |  | 3,366 |
Consolidated comprehensive income for continuing operations | (176) | (3,458) | 12,285 | 4,540 |
Consolidated comprehensive income from discontinued operations |  |  |  | 4,804 |
Net cash flow generated from operating activities for continuing operations | 2,673 | 53,173 | 61,638 | 46,930 |
Net cash flow generated from operating activities from discontinued operations |  |  |  | 654 |
Net cash flows from (used in) investing activities, continuing operations | (1,579) | (31,367) | (14,131) | (57,178) |
Net cash flow used in investing activities from discontinued operations |  |  |  | (962) |
Net cash flows from (used in) financing activities, continuing operations | $ 983 | 19,575 | (38,434) | (23,011) |
Net cash flow used in financing activities from discontinued operations |  |  |  | $ (37) |
Coca-Cola FEMSA [member] |  |  |  |  |
Disclosure Of Non Controlling Interest In Consolidated Subsidiaries [line items] |  |  |  |  |
Total current assets |  |  | 56,796 |  | 72,440
Total non-current assets |  |  | 201,043 |  | 190,626
Total current liabilities |  |  | 51,010 |  | 42,845
Total non-current liabilities |  |  | 77,144 |  | $ 97,764
Consolidated revenues |  | 183,615 | 194,471 |  |
Consolidated net (loss) income for continuing operations |  | 10,368 | 12,630 |  |
Consolidated comprehensive income for continuing operations |  | 3,050 | 5,489 |  |
Net cash flow generated from operating activities for continuing operations |  | 35,147 | 31,289 |  |
Net cash flows from (used in) investing activities, continuing operations |  | (10,508) | (10,744) |  |
Net cash flows from (used in) financing activities, continuing operations |  | $ 417 | $ (22,794) |  |

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