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Bank Loans and Notes Payable - Summary of Detailed Information About Borrowings (Detail) $ in Millions, $ in Millions | Jun. 30, 2019 MXN ($) | Jun. 30, 2019 USD ($) | Dec. 31, 2018 MXN ($)
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Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 3,866 |  |  |  | $ 2,436
Long-term debt | 119,394 |  |  |  | 126,228
Current portion of long term debt | (16,494) | [1] | $ (859) | [1],[2] | (11,238)
Non-current portion of long-term debt | 102,900 |  |  |  | 114,990
Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 15,489 |  |  |  | 20,822
Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 103,905 |  |  |  | 105,406
0-1 years [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 3,866 |  |  |  |
Long-term debt | 16,494 |  |  |  |
0-1 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 2,175 |  |  |  |
0-1 years [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 14,319 |  |  |  |
1-2 years [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 10,101 |  |  |  |
1-2 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 6,515 |  |  |  |
1-2 years [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 3,586 |  |  |  |
2-3 years [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 6,315 |  |  |  |
2-3 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 6,019 |  |  |  |
2-3 years [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 296 |  |  |  |
3-4 years [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 36,034 |  |  |  |
3-4 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 779 |  |  |  |
3-4 years [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 35,255 |  |  |  |
4-5 years [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 17,271 |  |  |  |
4-5 years [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 17,271 |  |  |  |
Later than 5 years [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 33,178 |  |  |  |
Later than 5 years [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 33,178 |  |  |  |
U S dollar [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 3,921 |  |  |  | $ 4,025
Interest rate | 3.30% |  | 3.30% |  | 3.30%
U S dollar [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 954 |  |  |  | $ 7
Interest rate | 7.60% |  | 7.60% |  | 3.70%
U S dollar [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 799 |  |  |  | $ 10
Interest rate | 7.50% |  | 7.50% |  | 3.30%
U S dollar [member] | Fixed rate debt [member] | Long term borrowings Yankee bond [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 38,198 |  |  |  | $ 39,203
Interest rate | 4.50% |  | 4.50% |  | 4.50%
U S dollar [member] | Fixed rate debt [member] | Long term borrowings promissory note [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 4,531 |  |  |  | $ 4,652
Interest rate | 0.40% |  | 0.40% |  | 0.40%
U S dollar [member] | Fixed rate debt [member] | Long term borrowings Bank of NY (FEMSA USD 2023) [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 5,701 |  |  |  | $ 5,849
Interest rate | 2.90% |  | 2.90% |  | 2.90%
U S dollar [member] | Fixed rate debt [member] | Long term borrowings Bank of NY (FEMSA USD 2043) [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 13,160 |  |  |  | $ 13,504
Interest rate | 4.40% |  | 4.40% |  | 4.40%
U S dollar [member] | 0-1 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 4 |  |  |  |
U S dollar [member] | 0-1 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 799 |  |  |  |
Interest rate | 7.50% |  | 7.50% |  |
U S dollar [member] | 0-1 years [member] | Fixed rate debt [member] | Long term borrowings Yankee bond [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 9,577 |  |  |  |
Interest rate | 4.60% |  | 4.60% |  |
U S dollar [member] | 0-1 years [member] | Fixed rate debt [member] | Long term borrowings promissory note [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 4,531 |  |  |  |
Interest rate | 0.40% |  | 0.40% |  |
U S dollar [member] | 1-2 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 398 |  |  |  |
Interest rate | 7.50% |  | 7.50% |  |
U S dollar [member] | 2-3 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 3,921 |  |  |  |
Interest rate | 3.30% |  | 3.30% |  |
U S dollar [member] | 2-3 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 212 |  |  |  |
Interest rate | 7.50% |  | 7.50% |  |
U S dollar [member] | 3-4 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 210 |  |  |  |
Interest rate | 7.60% |  | 7.60% |  |
U S dollar [member] | 3-4 years [member] | Fixed rate debt [member] | Long term borrowings Bank of NY (FEMSA USD 2023) [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 5,701 |  |  |  |
Interest rate | 2.90% |  | 2.90% |  |
U S dollar [member] | 4-5 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 130 |  |  |  |
Interest rate | 8.00% |  | 8.00% |  |
U S dollar [member] | 4-5 years [member] | Fixed rate debt [member] | Long term borrowings Yankee bond [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 17,112 |  |  |  |
Interest rate | 3.90% |  | 3.90% |  |
U S dollar [member] | Later than 5 years [member] | Fixed rate debt [member] | Long term borrowings Yankee bond [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 11,509 |  |  |  |
Interest rate | 5.30% |  | 5.30% |  |
U S dollar [member] | Later than 5 years [member] | Fixed rate debt [member] | Long term borrowings Bank of NY (FEMSA USD 2043) [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 13,160 |  |  |  |
Interest rate | 4.40% |  | 4.40% |  |
Mexican peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 5,822 |  |  |  | $ 10,732
Interest rate | 8.90% |  | 8.90% |  | 8.60%
Mexican peso [member] | Variable rate debt [member] | Domestic senior notes [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 1,497 |  |  |  | $ 1,497
Interest rate | 8.70% |  | 8.70% |  | 8.60%
Mexican peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 100 |  |  |  | $ 450
Interest rate | 8.90% |  | 8.90% |  | 9.20%
Mexican peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 139 |  |  |  | $ 79
Interest rate | 9.10% |  | 9.10% |  | 6.40%
Mexican peso [member] | Fixed rate debt [member] | Domestic senior notes [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 18,483 |  |  |  | $ 18,481
Interest rate | 6.90% |  | 6.90% |  | 6.90%
Mexican peso [member] | 0-1 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 244 |  |  |  |
Interest rate | 9.80% |  | 9.80% |  |
Mexican peso [member] | 0-1 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 100 |  |  |  |
Interest rate | 8.90% |  | 8.90% |  |
Mexican peso [member] | 0-1 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 49 |  |  |  |
Interest rate | 8.20% |  | 8.20% |  |
Mexican peso [member] | 1-2 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 5,488 |  |  |  |
Interest rate | 8.80% |  | 8.80% |  |
Mexican peso [member] | 1-2 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 47 |  |  |  |
Interest rate | 8.30% |  | 8.30% |  |
Mexican peso [member] | 1-2 years [member] | Fixed rate debt [member] | Domestic senior notes [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 2,499 |  |  |  |
Interest rate | 8.30% |  | 8.30% |  |
Mexican peso [member] | 2-3 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 67 |  |  |  |
Interest rate | 10.00% |  | 10.00% |  |
Mexican peso [member] | 2-3 years [member] | Variable rate debt [member] | Domestic senior notes [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 1,497 |  |  |  |
Interest rate | 8.70% |  | 8.70% |  |
Mexican peso [member] | 2-3 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 19 |  |  |  |
Interest rate | 11.00% |  | 11.00% |  |
Mexican peso [member] | 3-4 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 23 |  |  |  |
Interest rate | 10.10% |  | 10.10% |  |
Mexican peso [member] | 3-4 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 17 |  |  |  |
Interest rate | 11.00% |  | 11.00% |  |
Mexican peso [member] | 3-4 years [member] | Fixed rate debt [member] | Domestic senior notes [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 7,496 |  |  |  |
Interest rate | 5.50% |  | 5.50% |  |
Mexican peso [member] | 4-5 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Interest rate | 10.60% |  | 10.60% |  |
Mexican peso [member] | 4-5 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 7 |  |  |  |
Interest rate | 11.00% |  | 11.00% |  |
Mexican peso [member] | Later than 5 years [member] | Fixed rate debt [member] | Domestic senior notes [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 8,488 |  |  |  |
Interest rate | 7.90% |  | 7.90% |  |
Brazilian reais [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 397 |  |  |  | $ 505
Interest rate | 8.80% |  | 8.80% |  | 9.50%
Brazilian reais [member] | Variable rate debt [member] | Notes payable [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 1 |  |  |  | $ 5
Interest rate | 0.40% |  | 0.40% |  | 0.40%
Brazilian reais [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 415 |  |  |  | $ 545
Interest rate | 6.00% |  | 6.00% |  | 6.00%
Brazilian reais [member] | 0-1 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 240 |  |  |  |
Interest rate | 8.60% |  | 8.60% |  |
Brazilian reais [member] | 0-1 years [member] | Variable rate debt [member] | Notes payable [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 1 |  |  |  |
Interest rate | 0.40% |  | 0.40% |  |
Brazilian reais [member] | 0-1 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 158 |  |  |  |
Interest rate | 5.80% |  | 5.80% |  |
Brazilian reais [member] | 1-2 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 127 |  |  |  |
Interest rate | 9.00% |  | 9.00% |  |
Brazilian reais [member] | 1-2 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 94 |  |  |  |
Interest rate | 6.00% |  | 6.00% |  |
Brazilian reais [member] | 2-3 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 29 |  |  |  |
Interest rate | 9.70% |  | 9.70% |  |
Brazilian reais [member] | 2-3 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 65 |  |  |  |
Interest rate | 6.00% |  | 6.00% |  |
Brazilian reais [member] | 3-4 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Interest rate | 9.40% |  | 9.40% |  |
Brazilian reais [member] | 3-4 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 55 |  |  |  |
Interest rate | 6.10% |  | 6.10% |  |
Brazilian reais [member] | 4-5 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 22 |  |  |  |
Interest rate | 6.50% |  | 6.50% |  |
Brazilian reais [member] | Later than 5 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 21 |  |  |  |
Interest rate | 6.60% |  | 6.60% |  |
Colombian peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 869 |  |  |  | $ 848
Interest rate | 5.60% |  | 5.60% |  | 5.70%
Colombian peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 583 |  |  |  | $ 454
Interest rate | 5.80% |  | 5.80% |  | 5.60%
Colombian peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 185 |  |  |  |
Interest rate | 6.20% |  | 6.20% |  |
Colombian peso [member] | 0-1 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 837 |  |  |  |
Interest rate | 5.50% |  | 5.50% |  |
Colombian peso [member] | 0-1 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 583 |  |  |  |
Interest rate | 5.80% |  | 5.80% |  |
Colombian peso [member] | 0-1 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 185 |  |  |  |
Interest rate | 6.20% |  | 6.20% |  |
Colombian peso [member] | 1-2 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 16 |  |  |  |
Interest rate | 6.80% |  | 6.80% |  |
Colombian peso [member] | 2-3 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 13 |  |  |  |
Interest rate | 6.80% |  | 6.80% |  |
Colombian peso [member] | 3-4 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 3 |  |  |  |
Interest rate | 7.40% |  | 7.40% |  |
Chilean peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 2,982 |  |  |  | $ 3,211
Interest rate | 5.00% |  | 5.00% |  | 4.10%
Chilean peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 34 |  |  |  | $ 74
Interest rate | 3.40% |  | 3.40% |  | 3.50%
Chilean peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 1,241 |  |  |  | $ 594
Interest rate | 3.10% |  | 3.10% |  | 3.20%
Chilean peso [member] | 0-1 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 853 |  |  |  |
Interest rate | 5.30% |  | 5.30% |  |
Chilean peso [member] | 0-1 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 1,267 |  |  |  |
Interest rate | 3.20% |  | 3.20% |  |
Chilean peso [member] | 1-2 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 884 |  |  |  |
Interest rate | 5.70% |  | 5.70% |  |
Chilean peso [member] | 1-2 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 34 |  |  |  |
Interest rate | 3.40% |  | 3.40% |  |
Chilean peso [member] | 2-3 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 492 |  |  |  |
Interest rate | 4.30% |  | 4.30% |  |
Chilean peso [member] | 3-4 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 753 |  |  |  |
Interest rate | 4.20% |  | 4.20% |  |
Argentine peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 45 |  |  |  |
Interest rate | 73.70% |  | 73.70% |  |
Argentine peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 181 |  |  |  | $ 157
Interest rate | 63.50% |  | 63.50% |  | 36.80%
Argentine peso [member] | 0-1 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 45 |  |  |  |
Interest rate | 73.70% |  | 73.70% |  |
Argentine peso [member] | 0-1 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 181 |  |  |  |
Interest rate | 63.50% |  | 63.50% |  |
Uruguayan peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 514 |  |  |  | $ 573
Interest rate | 10.20% |  | 10.20% |  | 10.20%
Uruguayan peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 706 |  |  |  | $ 771
Interest rate | 9.90% |  | 9.90% |  | 10.00%
Uruguayan peso [member] | 0-1 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 706 |  |  |  |
Interest rate | 9.90% |  | 9.90% |  |
Uruguayan peso [member] | 1-2 years [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 514 |  |  |  |
Interest rate | 10.20% |  | 10.20% |  |
Euro [member] | Fixed rate debt [member] | Senior unsecured notes [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 21,776 |  |  |  | $ 22,439
Interest rate | 1.70% |  | 1.70% |  | 1.70%
Euro [member] | 3-4 years [member] | Fixed rate debt [member] | Senior unsecured notes [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 21,776 |  |  |  |
Interest rate | 1.70% |  | 1.70% |  |
Fair value [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 3,866 |  |  |  |
Long-term debt | 124,891 |  |  |  |
Fair value [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 15,346 |  |  |  |
Fair value [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 109,545 |  |  |  |
Fair value [member] | U S dollar [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 3,921 |  |  |  |
Fair value [member] | U S dollar [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 954 |  |  |  |
Fair value [member] | U S dollar [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 799 |  |  |  |
Fair value [member] | U S dollar [member] | Fixed rate debt [member] | Long term borrowings Yankee bond [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 41,715 |  |  |  |
Fair value [member] | U S dollar [member] | Fixed rate debt [member] | Long term borrowings promissory note [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 4,531 |  |  |  |
Fair value [member] | U S dollar [member] | Fixed rate debt [member] | Long term borrowings Bank of NY (FEMSA USD 2023) [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 5,745 |  |  |  |
Fair value [member] | U S dollar [member] | Fixed rate debt [member] | Long term borrowings Bank of NY (FEMSA USD 2043) [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 14,551 |  |  |  |
Fair value [member] | Mexican peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 5,822 |  |  |  |
Fair value [member] | Mexican peso [member] | Variable rate debt [member] | Domestic senior notes [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 1,353 |  |  |  |
Fair value [member] | Mexican peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 100 |  |  |  |
Fair value [member] | Mexican peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 139 |  |  |  |
Fair value [member] | Mexican peso [member] | Fixed rate debt [member] | Domestic senior notes [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 17,832 |  |  |  |
Fair value [member] | Brazilian reais [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 397 |  |  |  |
Fair value [member] | Brazilian reais [member] | Variable rate debt [member] | Notes payable [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 1 |  |  |  |
Fair value [member] | Brazilian reais [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 415 |  |  |  |
Fair value [member] | Colombian peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 869 |  |  |  |
Fair value [member] | Colombian peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 583 |  |  |  |
Fair value [member] | Colombian peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 185 |  |  |  |
Fair value [member] | Chilean peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 2,983 |  |  |  |
Fair value [member] | Chilean peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 34 |  |  |  |
Fair value [member] | Chilean peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 1,267 |  |  |  |
Fair value [member] | Argentine peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 45 |  |  |  |
Fair value [member] | Argentine peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 181 |  |  |  |
Fair value [member] | Uruguayan peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 514 |  |  |  |
Fair value [member] | Uruguayan peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 706 |  |  |  |
Fair value [member] | Euro [member] | Fixed rate debt [member] | Senior unsecured notes [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 23,115 |  |  |  |
[1] | The Company initially adopted IFRS 16 at January 1st, 2019 using the modified retrospective method under which the comparative information is not restated. - See Note 2.4.1
[2] | Convenience translation to U.S. dollars ($) - See Note 2.2.3

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