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Bank Loans and Notes Payable - Summary of Interest Expense (Detail) $ in Millions, $ in Millions | 12 Months Ended
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Dec. 31, 2019 MXN ($) | Dec. 31, 2019 USD ($) | [1],[2] | Dec. 31, 2018 MXN ($) | Dec. 31, 2017 MXN ($)
Disclosure of detailed information about borrowings [abstract] |  |  |  |  |  |
Interest on debts and borrowings | $ 6,434 |  |  | $ 6,760 | $ 6,377 |
Capitalized interest |  |  |  | (5) | (10) |
Finance charges for employee benefits | 382 |  |  | 373 | 317 |
Derivative instruments | 2,300 |  |  | 2,649 | 4,339 |
Finance operating charges | 243 |  |  | 48 | 69 |
Finance charges payable for leases | 4,774 |  |  |  |  |
Total | $ 14,133 | [1] | $ 749 | $ 9,825 | $ 11,092 | [3]
[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
[3] | Revised to reflect the discontinued operations of Coca-Cola FEMSA Philippines – See Note 4.2.1

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- Definition Finance operating charges. + References No definition available. + Details
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- Definition Interest Expense on Derivative instruments + References No definition available. + Details
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- Definition The amount of interest costs that an entity incurs in connection with the borrowing of funds that are directly attributable to the acquisition, construction or production of a qualifying asset and which form part of the cost of that asset. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_112_c&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of expense arising from interest. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2019-01-01 -Paragraph 23 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2019-en-r&anchor=para_23_d&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2019-01-01 -Paragraph 28 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2019-en-r&anchor=para_28_e&doctype=Standard -URIDate 2019-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2019-01-01 -Paragraph B13 -Subparagraph f -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2019-en-r&anchor=para_B13_f&doctype=Appendix&subtype=B -URIDate 2019-03-27 + Details
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