Name:	brf_DisclosureOfFinancialInstrumentsAndRisksManagementLineItems
Namespace Prefix:	brf_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Represents as a hedging instrument assets hedged object.

No definition available.

Name:	brf_HedgingInstrumentAssetsHedgedObject
Namespace Prefix:	brf_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Represents as a hedging instrument hedged object.

No definition available.

Name:	brf_HedgingInstrumentHedgedObject
Namespace Prefix:	brf_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Represents as a hedging instrument liabilities protected risk.

No definition available.

Name:	brf_HedgingInstrumentLiabilitiesProtectedRisk
Namespace Prefix:	brf_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

It represents as a hedging instrument maturities.

No definition available.

Name:	brf_HedgingInstrumentMaturities
Namespace Prefix:	brf_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

It represent as a nominal amount of hedging instrument.

No definition available.

Name:	brf_NominalAmountOfHedgingInstrument1
Namespace Prefix:	brf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Fair value of the assets less the liabilities of a non-derivative or group of derivatives.

No definition available.

Name:	brf_NonDerivativeFairValue
Namespace Prefix:	brf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The average price of a hedging instrument. [Refer: Hedging instruments [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 7
-IssueDate 2020-01-01
-Paragraph 23B
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_23B_b&doctype=Standard
-URIDate 2020-01-01

Name:	ifrs-full_AveragePriceOfHedgingInstrument
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

Name:	ifrs-full_TypesOfRisksAxis=ifrs-full_CurrencyRiskMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	ifrs-full_TypesOfHedgesAxis=ifrs-full_CashFlowHedgesMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	ifrs-full_HedgingInstrumentsAxis=brf_NondeliverableForwardMember
Namespace Prefix:
Data Type:	na
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Name:	ifrs-full_HedgingInstrumentsAxis=brf_NondeliverableForwardOneMember
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Name:	ifrs-full_HedgingInstrumentsAxis=brf_NondeliverableForwardTwoMember
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Data Type:	na
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Name:	ifrs-full_HedgingInstrumentsAxis=brf_CollarMember
Namespace Prefix:
Data Type:	na
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Name:	ifrs-full_HedgingInstrumentsAxis=brf_CollarOneMember
Namespace Prefix:
Data Type:	na
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Name:	ifrs-full_HedgingInstrumentsAxis=brf_CollarTwoMember
Namespace Prefix:
Data Type:	na
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Name:	ifrs-full_HedgingInstrumentsAxis=brf_CollarThreeMember
Namespace Prefix:
Data Type:	na
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Name:	ifrs-full_HedgingInstrumentsAxis=brf_BondBRFSABRFSBZ3Member
Namespace Prefix:
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