XML 153 R138.htm IDEA: XBRL DOCUMENT
v3.21.1

Financial Instruments - Summary of Net Effects of Expired Contracts Met Hedging Criteria (Detail) $ in Millions, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 USD ($) | [1] | Dec. 31, 2020 MXN ($) | Dec. 31, 2019 MXN ($) | Dec. 31, 2018 MXN ($)
Disclosure of net effects of expired contracts that met hedging criteria [line items] |  |  |  |  |
Interest expense | $ 397 | $ 7,894 | $ 6,904 | [2] | $ 7,568
Foreign exchange | $ 0 | 4 | (330) | [2] | (277)
Derivatives designated as hedges | Cross currency swaps and interest rate swaps |  |  |  |  |
Disclosure of net effects of expired contracts that met hedging criteria [line items] |  |  |  |  |
Interest expense |  | 109 | 199 |  | 157
Foreign exchange |  | 1,212 | 480 |  | 642
Derivatives designated as hedges | Interest rate swaps |  |  |  |  |
Disclosure of net effects of expired contracts that met hedging criteria [line items] |  |  |  |  |
Interest expense |  | 163 | 515 |  | 0
Derivatives designated as hedges | Option to purchase foreign currency |  |  |  |  |
Disclosure of net effects of expired contracts that met hedging criteria [line items] |  |  |  |  |
Cost of good sold |  | 8 | (63) |  | (8)
Derivatives designated as hedges | Forward agreements to purchase foreign currency |  |  |  |  |
Disclosure of net effects of expired contracts that met hedging criteria [line items] |  |  |  |  |
Cost of good sold |  | 839 | (163) |  | 240
Derivatives designated as hedges | Commodity Price contracts |  |  |  |  |
Disclosure of net effects of expired contracts that met hedging criteria [line items] |  |  |  |  |
Cost of good sold |  | (129) | (391) |  | (258)
Derivatives designated as hedges | Treasury locks |  |  |  |  |
Disclosure of net effects of expired contracts that met hedging criteria [line items] |  |  |  |  |
Interest expense |  | $ 153 | $ 0 |  | $ 0
[1] | Convenience translation to U.S. dollars ($) – See Note 2.2.3
[2] | The Company initially adopted IFRS 16 on January 1, 2019 using the modified retrospective approach under which the comparative information is not restated – See note 3.18

X
- Definition The amount of exchange differences recognised in profit or loss that arise from foreign currency transactions, excluding those arising on financial instruments measured at fair value through profit or loss in accordance with IFRS 9. [Refer: At fair value [member]; Financial instruments, class [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 7 -IssueDate 2019-01-01 -Section A Statement of cash flows for an entity other than a financial institution -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2019-en-r&doctype=Illustrative%20Examples&dita_xref=IAS07_IE_A_TI -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 21 -IssueDate 2019-01-01 -Paragraph 52 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=21&code=ifrs-tx-2019-en-r&anchor=para_52_a&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- 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
Name: | ifrs-full_InterestExpense
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Disclosure of net effects of expired contracts that met hedging criteria [line items] + References No definition available. + Details
Name: | kof_DisclosureOfNetEffectsOfExpiredContractsThatMetHedgingCriteriaLineItems
Namespace Prefix: | kof_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Net Effect Of Expired Contracts That Met Hedging Criteria On Cost Of Good Sold + References No definition available. + Details
Name: | kof_NetEffectOfExpiredContractsThatMetHedgingCriteriaOnCostOfGoodSold
Namespace Prefix: | kof_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | ifrs-full_HedgingInstrumentsAxis=kof_DerivativesDesignatedAsHedgesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=ifrs-full_CurrencySwapContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=kof_IntrestRateSwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=ifrs-full_OptionContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=ifrs-full_ForwardContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=kof_CommodityPriceContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=kof_TreasuryLocksMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |