XML 153 R140.htm IDEA: XBRL DOCUMENT
v3.20.1

Bank Loans and Notes Payable - Summary of Financial Instruments by Type of Interest Rate (Detail) - MXN ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Cross-currency swaps [member] | U.S. dollars to Mexican pesos [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 9.40% |
Interest receive rate |  | 4.40% |
Notional amount |  | $ 8,869 |
Cross-currency swaps [member] | U.S. dollars to Mexican pesos [member] | 7.4% fixed to 7.2% variable interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Notional amount | [1] | $ 11,403 | $ 11,403
Cross-currency swaps [member] | U.S. dollars to Mexican pesos [member] | Fixed to variable interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 8.80% | 9.80%
Interest receive rate |  | 4.00% | 4.00%
Notional amount |  | $ 18,982 | $ 19,768
Cross-currency swaps [member] | U.S. dollars to Mexican pesos [member] | Fixed to fixed interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 9.00% | 9.10%
Interest receive rate |  | 3.90% | 3.90%
Cross-currency swaps [member] | U.S. dollars to Brazilian reais [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 9.50% |
Interest receive rate |  | 3.90% |
Notional amount |  | $ 9,046 |
Cross-currency swaps [member] | U.S. dollars to Brazilian reais [member] | Fixed to variable interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  |  | 4.70%
Interest receive rate |  |  | 0.40%
Notional amount |  |  | $ 4,652
Cross-currency swaps [member] | U.S. dollars to Brazilian reais [member] | Fixed to fixed interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 8.30% | 8.30%
Interest receive rate |  | 2.90% | 2.90%
Notional amount |  | $ 4,365 | $ 4,559
Cross-currency swaps [member] | U.S. dollars to Brazilian reais [member] | Variable to fixed interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  |  | 9.00%
Interest receive rate |  |  | 3.60%
Notional amount |  |  | $ 13,483
Cross-currency swaps [member] | Chilean peso [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 6.90% |
Interest receive rate |  | 4.70% |
Notional amount |  | $ 163 |
Cross-currency swaps [member] | Chilean peso [member] | Variable to fixed interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  |  | 6.90%
Interest receive rate |  |  | 4.60%
Notional amount |  |  | $ 364
Interest rate swap [member] | U.S. dollars to Mexican pesos [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Notional amount |  | $ 11,403 |
Interest rate swap [member] | Mexican peso [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 4.90% |
Interest receive rate |  | 3.90% |
Notional amount |  | $ 4,353 |
Interest rate swap [member] | Mexican peso [member] | 6.0% variable to 5.9% fixed interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  |  | 6.30%
Interest receive rate |  |  | 4.00%
Notional amount |  |  | $ 2,847
Interest rate swap [member] | Mexican peso [member] | 7.4% variable to 7.2% fixed interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 7.20% | 7.20%
Interest receive rate |  | 8.80% | 9.80%
Less than 1 year [member] | Cross-currency swaps [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Notional amount |  | $ 17,252 | $ 4,738
Less than 1 year [member] | Cross-currency swaps [member] | U.S. dollars to Mexican pesos [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Notional amount |  | $ 9,423 |
Less than 1 year [member] | Cross-currency swaps [member] | U.S. dollars to Mexican pesos [member] | Fixed to fixed interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 9.00% |
Interest receive rate |  | 3.90% |
Less than 1 year [member] | Cross-currency swaps [member] | U.S. dollars to Brazilian reais [member] | Fixed to fixed interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 8.30% |
Interest receive rate |  | 2.90% |
Notional amount |  | $ 4,365 |
Less than 1 year [member] | Cross-currency swaps [member] | Chilean peso [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 6.90% |
Interest receive rate |  | 4.70% |
Notional amount |  | $ 163 |
1-2 years [member] | Cross-currency swaps [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Notional amount |  | $ 702 | 18,126
1-2 years [member] | Interest rate swap [member] | Mexican peso [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 7.60% |
Interest receive rate |  | 2.80% |
Notional amount |  | $ 405 |
2-3 years [member] | Cross-currency swaps [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Notional amount |  | $ 375 | 4,774
2-3 years [member] | Interest rate swap [member] | Mexican peso [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 6.60% |
Interest receive rate |  | 4.90% |
Notional amount |  | $ 414 |
3-4 years [member] | Cross-currency swaps [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Notional amount |  | 23,466 |
3-4 years [member] | Cross-currency swaps [member] | U.S. dollars to Mexican pesos [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Notional amount |  | 2,963 |
3-4 years [member] | Cross-currency swaps [member] | U.S. dollars to Mexican pesos [member] | 7.4% fixed to 7.2% variable interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Notional amount | [1] | $ 11,403 |
3-4 years [member] | Cross-currency swaps [member] | U.S. dollars to Mexican pesos [member] | Fixed to variable interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 8.80% |
Interest receive rate |  | 4.00% |
3-4 years [member] | Cross-currency swaps [member] | U.S. dollars to Mexican pesos [member] | Fixed to fixed interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 7.60% |
Interest receive rate |  | 3.90% |
3-4 years [member] | Cross-currency swaps [member] | U.S. dollars to Brazilian reais [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 9.50% |
Interest receive rate |  | 3.90% |
Notional amount |  | $ 9,046 |
3-4 years [member] | Interest rate swap [member] | Mexican peso [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Notional amount |  | $ 1,367 |
3-4 years [member] | Interest rate swap [member] | Mexican peso [member] | 6.0% variable to 5.9% fixed interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 5.80% |
Interest receive rate |  | 4.10% |
3-4 years [member] | Interest rate swap [member] | Mexican peso [member] | 7.4% variable to 7.2% fixed interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 7.20% |
Interest receive rate |  | 8.80% |
4-5 years [member] | Cross-currency swaps [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Notional amount |  | $ 1,788 | $ 396
4-5 years [member] | Interest rate swap [member] | Mexican peso [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 3.60% |
Interest receive rate |  | 3.70% |
Notional amount |  | $ 2,167 |
Later than 5 years [member] | Cross-currency swaps [member] | U.S. dollars to Mexican pesos [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 9.40% |
Interest receive rate |  | 4.40% |
Notional amount |  | $ 6,596 |
Later than 5 years [member] | Cross-currency swaps [member] | U.S. dollars to Mexican pesos [member] | Fixed to fixed interest rate [member] |  |  |
Disclosure of financial instruments by type of interest rate [line items] |  |  |
Interest pay rate |  | 9.70% |
Interest receive rate |  | 4.00% |
[1] | Interest rate swaps with a notional amount of Ps. 11,403 that receive a variable rate of 8.8% and pay a fixed rate of 7.2%; joined with a cross currency swap, which covers U.S. dollars to Mexican pesos, that receives a fixed rate of 4.0% and pay a variable rate of 8.8%.

X
- Definition Financial instruments designated as hedging derivative interest payable rate. + References No definition available. + Details
Name: | fmx_FinancialInstrumentsDesignatedAsHedgingDerivativeInterestPayableRate
Namespace Prefix: | fmx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Financial instruments designated as hedging derivative interest receivable rate. + References No definition available. + Details
Name: | fmx_FinancialInstrumentsDesignatedAsHedgingDerivativeInterestReceivableRate
Namespace Prefix: | fmx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfFinancialInstrumentsByTypeOfInterestRateLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The nominal or face amount of a financial instrument, used to calculate payments made on that instrument. + 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
Name: | ifrs-full_NotionalAmount
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

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

X
- Details
Name: | srt_CurrencyAxis=fmx_USDollarToMexicanPersosMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfInterestRatesAxis=fmx_SevenPointFourPercentageFixedToSevenPointTwoPercentageVariableInterestRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfInterestRatesAxis=fmx_FixedToVariableInterestRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfInterestRatesAxis=fmx_FixedToFixedInterestRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=fmx_USDollarToBrazilianReaisMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfInterestRatesAxis=fmx_VariableToFixedInterestRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_CLP
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | srt_CurrencyAxis=currency_MXN
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfInterestRatesAxis=fmx_VariableToFixedInterestRateTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfInterestRatesAxis=fmx_VariableToFixedInterestRateThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_NotLaterThanOneYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanTwoYearsAndNotLaterThanThreeYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanThreeYearsAndNotLaterThanFourYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanFourYearsAndNotLaterThanFiveYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanFiveYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |