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Bank Loans and Notes Payable - Summary of Detailed Information About Borrowings (Detail) $ in Millions, $ in Millions | Dec. 31, 2019 MXN ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 MXN ($)
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Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 114,016 |  |  |  | $ 126,228
Current portion of long term debt | (12,269) | [1] | $ (651) | [2] | $ (11,238)
Interest rate |  |  |  |  | 0.40%
Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 9,864 |  |  |  | $ 10,731
Notes payable [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt |  |  |  |  | 5
Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 3,935 |  |  |  | 2,436
Long-term debt | 14,336 |  |  |  | 20,823
Current portion of long term debt | (12,269) |  |  |  | (11,238)
Non-current portion of long-term debt | 101,747 |  |  |  | 114,990
Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 99,680 |  |  |  | 105,405
Less than 1 year [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 12,269 |  |  |  |
Less than 1 year [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 3,935 |  |  |  |
Long-term debt | 1,739 |  |  |  |
Less than 1 year [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 10,530 |  |  |  |
1-2 years [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 4,718 |  |  |  |
1-2 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 752 |  |  |  |
1-2 years [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 3,966 |  |  |  |
2-3 years [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 2,658 |  |  |  |
2-3 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 2,140 |  |  |  |
2-3 years [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 518 |  |  |  |
3-4 years [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 51,796 |  |  |  |
3-4 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 338 |  |  |  |
3-4 years [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 51,458 |  |  |  |
4-5 years [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 471 |  |  |  |
4-5 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 9 |  |  |  |
4-5 years [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 462 |  |  |  |
Later than 5 years [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 42,104 |  |  |  |
Later than 5 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 9,358 |  |  |  |
Later than 5 years [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 32,746 |  |  |  |
U S dollar [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Interest rate | 3.60% |  | 3.60% |  |
U S dollar [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt |  |  |  |  | $ 4,025
Interest rate |  |  |  |  | 3.30%
U S dollar [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 2,185 |  |  |  |
Interest rate | 2.60% |  | 2.60% |  |
U S dollar [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 1,038 |  |  |  |
U S dollar [member] | Fixed rate debt [member] | Capital leases [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt |  |  |  |  | $ 10
Interest rate |  |  |  |  | 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 | $ 37,575 |  |  |  | $ 39,204
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 |  |  |  |  | $ 4,652
Interest rate |  |  |  |  | 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 | $ 5,593 |  |  |  | $ 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 | $ 12,943 |  |  |  | $ 13,504
Interest rate | 4.40% |  | 4.40% |  | 4.40%
U S dollar [member] | Less than 1 year [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 439 |  |  |  |
Interest rate | 3.60% |  | 3.60% |  |
U S dollar [member] | Less than 1 year [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 1,038 |  |  |  |
Interest rate | 2.60% |  | 2.60% |  |
U S dollar [member] | Less than 1 year [member] | Fixed rate debt [member] | Long term borrowings Yankee bond [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 9,421 |  |  |  |
Interest rate | 4.60% |  | 4.60% |  |
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 | $ 437 |  |  |  |
Interest rate | 3.60% |  | 3.60% |  |
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 | $ 437 |  |  |  |
Interest rate | 3.60% |  | 3.60% |  |
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 | $ 436 |  |  |  |
Interest rate | 3.60% |  | 3.60% |  |
U S dollar [member] | 3-4 years [member] | Fixed rate debt [member] | Long term borrowings Yankee bond [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 16,840 |  |  |  |
Interest rate | 3.90% |  | 3.90% |  |
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 | $ 5,593 |  |  |  |
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 | $ 436 |  |  |  |
Interest rate | 3.60% |  | 3.60% |  |
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 | $ 11,314 |  |  |  |
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 | $ 12,943 |  |  |  |
Mexican peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 9,864 |  |  |  | $ 10,731
Interest rate | 8.40% |  | 8.40% |  | 8.60%
Mexican peso [member] | Variable rate debt [member] | Domestic senior notes [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 1,459 |  |  |  | $ 1,497
Interest rate | 8.00% |  | 8.00% |  | 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 | 7.90% |  | 7.90% |  | 9.20%
Mexican peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 115 |  |  |  | $ 77
Interest rate | 9.30% |  | 9.30% |  | 6.40%
Mexican peso [member] | Fixed rate debt [member] | Domestic senior notes [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 18,484 |  |  |  | $ 18,481
Interest rate | 6.90% |  | 6.90% |  | 6.90%
Mexican peso [member] | Less than 1 year [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 263 |  |  |  |
Interest rate | 8.50% |  | 8.50% |  |
Mexican peso [member] | Less than 1 year [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 100 |  |  |  |
Interest rate | 7.90% |  | 7.90% |  |
Mexican peso [member] | Less than 1 year [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 | $ 119 |  |  |  |
Interest rate | 9.00% |  | 9.00% |  |
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 | $ 31 |  |  |  |
Interest rate | 9.30% |  | 9.30% |  |
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] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Interest rate | 8.00% |  | 8.00% |  |
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 | $ 81 |  |  |  |
Interest rate | 8.90% |  | 8.90% |  |
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 | $ 1,459 |  |  |  |
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 | $ 20 |  |  |  |
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 | $ 34 |  |  |  |
Interest rate | 9.00% |  | 9.00% |  |
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 | $ 12 |  |  |  |
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] |  |  |  |  |
Long-term debt | $ 9 |  |  |  |
Interest rate | 9.50% |  | 9.50% |  |
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 | $ 3 |  |  |  |
Interest rate | 11.00% |  | 11.00% |  |
Mexican peso [member] | Later than 5 years [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 9,358 |  |  |  |
Interest rate | 8.20% |  | 8.20% |  |
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 | $ 8,489 |  |  |  |
Interest rate | 7.90% |  | 7.90% |  |
Brazilian reais [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 242 |  |  |  |
Interest rate | 7.80% |  | 7.80% |  | 9.50%
Brazilian reais [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 242 |  |  |  | $ 505
Interest rate | 9.40% |  | 9.40% |  |
Brazilian reais [member] | Variable rate debt [member] | Notes payable [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt |  |  |  |  | 5
Brazilian reais [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 399 |  |  |  |
Brazilian reais [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 434 |  |  |  | $ 545
Interest rate | 7.30% |  | 7.30% |  | 6.00%
Brazilian reais [member] | Less than 1 year [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 184 |  |  |  |
Interest rate | 7.80% |  | 7.80% |  |
Brazilian reais [member] | Less than 1 year [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 399 |  |  |  |
Brazilian reais [member] | Less than 1 year [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 118 |  |  |  |
Interest rate | 5.90% |  | 5.90% |  |
Brazilian reais [member] | 1-2 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 52 |  |  |  |
Interest rate | 7.80% |  | 7.80% |  |
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 | $ 197 |  |  |  |
Interest rate | 8.80% |  | 8.80% |  |
Brazilian reais [member] | 2-3 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 6 |  |  |  |
Interest rate | 7.80% |  | 7.80% |  |
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 | $ 61 |  |  |  |
Interest rate | 6.10% |  | 6.10% |  |
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 | $ 35 |  |  |  |
Interest rate | 6.40% |  | 6.40% |  |
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 | $ 23 |  |  |  |
Interest rate | 6.60% |  | 6.60% |  |
Colombian peso [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Interest rate | 5.70% |  | 5.70% |  | 5.70%
Colombian peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 422 |  |  |  | $ 848
Interest rate | 4.70% |  | 4.70% |  | 5.60%
Colombian peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 431 |  |  |  | $ 454
Colombian peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Interest rate | 5.10% |  | 5.10% |  |
Colombian peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 769 |  |  |  |
Colombian peso [member] | Less than 1 year [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 417 |  |  |  |
Interest rate | 5.70% |  | 5.70% |  |
Colombian peso [member] | Less than 1 year [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 431 |  |  |  |
Colombian peso [member] | Less than 1 year [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Interest rate | 5.10% |  | 5.10% |  |
Colombian peso [member] | Less than 1 year [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 769 |  |  |  |
Colombian peso [member] | 1-2 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 4 |  |  |  |
Interest rate | 6.80% |  | 6.80% |  |
Colombian peso [member] | 2-3 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 1 |  |  |  |
Interest rate | 6.80% |  | 6.80% |  |
Chilean peso [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Interest rate | 4.10% |  | 4.10% |  | 4.10%
Chilean peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 2,349 |  |  |  | $ 3,212
Chilean peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Interest rate | 2.60% |  | 2.60% |  | 3.20%
Chilean peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 977 |  |  |  | $ 594
Chilean peso [member] | Fixed rate debt [member] | Long term borrowings capital lease [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 40 |  |  |  |
Interest rate | 3.40% |  | 3.40% |  |
Chilean peso [member] | Less than 1 year [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 875 |  |  |  |
Interest rate | 3.90% |  | 3.90% |  |
Chilean peso [member] | Less than 1 year [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Interest rate | 2.60% |  | 2.60% |  |
Chilean peso [member] | Less than 1 year [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 977 |  |  |  |
Chilean peso [member] | Less than 1 year [member] | Fixed rate debt [member] | Long term borrowings capital lease [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 26 |  |  |  |
Interest rate | 3.50% |  | 3.50% |  |
Chilean peso [member] | 1-2 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 577 |  |  |  |
Interest rate | 4.00% |  | 4.00% |  |
Chilean peso [member] | 1-2 years [member] | Fixed rate debt [member] | Long term borrowings capital lease [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 14 |  |  |  |
Interest rate | 3.20% |  | 3.20% |  |
Chilean peso [member] | 2-3 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 593 |  |  |  |
Interest rate | 4.30% |  | 4.30% |  |
Chilean peso [member] | 3-4 years [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 304 |  |  |  |
Interest rate | 4.10% |  | 4.10% |  |
Argentine peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Interest rate | 54.30% |  | 54.30% |  |
Argentine peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 32 |  |  |  |
Argentine peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Interest rate | 63.50% |  | 63.50% |  | 36.80%
Argentine peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 126 |  |  |  | $ 157
Argentine peso [member] | Less than 1 year [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 32 |  |  |  |
Argentine peso [member] | Less than 1 year [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Interest rate | 63.50% |  | 63.50% |  |
Argentine peso [member] | Less than 1 year [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 126 |  |  |  |
Uruguayan peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 1,265 |  |  |  | $ 573
Interest rate | 5.80% |  | 5.80% |  | 10.20%
Uruguayan peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 63 |  |  |  | $ 771
Interest rate | 11.60% |  | 11.60% |  | 10.00%
Uruguayan peso [member] | Less than 1 year [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 477 |  |  |  |
Interest rate | 10.20% |  | 10.20% |  |
Uruguayan peso [member] | Less than 1 year [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | $ 63 |  |  |  |
Interest rate | 11.60% |  | 11.60% |  |
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 | $ 788 |  |  |  |
Interest rate | 9.90% |  | 9.90% |  |
Euro [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 21,046 |  |  |  | $ 22,439
Euro [member] | Fixed rate debt [member] | Senior unsecured notes [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Interest rate | 1.70% |  | 1.70% |  | 1.70%
Euro [member] | 3-4 years [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 21,046 |  |  |  |
Fair value [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 120,103 |  |  |  |
Fair value [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 3,935 |  |  |  |
Long-term debt | 14,261 |  |  |  |
Fair value [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 9,864 |  |  |  |
Fair value [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 105,842 |  |  |  |
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 | 2,185 |  |  |  |
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 | 1,038 |  |  |  |
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 | 41,231 |  |  |  |
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 | 5,715 |  |  |  |
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 | 14,611 |  |  |  |
Fair value [member] | Mexican peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 9,864 |  |  |  |
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 | 1,385 |  |  |  |
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 | 116 |  |  |  |
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 | 18,066 |  |  |  |
Fair value [member] | Brazilian reais [member] | Variable rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 242 |  |  |  |
Fair value [member] | Brazilian reais [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 242 |  |  |  |
Fair value [member] | Brazilian reais [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 399 |  |  |  |
Fair value [member] | Brazilian reais [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 434 |  |  |  |
Fair value [member] | Colombian peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 422 |  |  |  |
Fair value [member] | Colombian peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 431 |  |  |  |
Fair value [member] | Colombian peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 769 |  |  |  |
Fair value [member] | Chilean peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 2,348 |  |  |  |
Fair value [member] | Chilean peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 977 |  |  |  |
Fair value [member] | Chilean peso [member] | Fixed rate debt [member] | Long term borrowings capital lease [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 39 |  |  |  |
Fair value [member] | Argentine peso [member] | Variable rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 32 |  |  |  |
Fair value [member] | Argentine peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 126 |  |  |  |
Fair value [member] | Uruguayan peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | 1,265 |  |  |  |
Fair value [member] | Uruguayan peso [member] | Fixed rate debt [member] | Bank loans [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Short-term debt | 63 |  |  |  |
Fair value [member] | Euro [member] | Fixed rate debt [member] |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |
Long-term debt | $ 22,181 |  |  |  |
[1] | The Company initially adopted IFRS 16 at January 1st, 2019 using the modified retrospectively approach 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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