COMMITMENTS AND CONTINGENCIES (Details) R$ in Billions							1 Months Ended	2 Months Ended	3 Months Ended	37 Months Ended
	Oct. 14, 2020 USD ($)	Oct. 13, 2020 USD ($)	Mar. 02, 2020 USD ($)	Oct. 03, 2019 USD ($)	Jun. 05, 2017 BRL (R$)	Jan. 27, 2017 producer	Oct. 13, 2016 producer claim	Oct. 16, 2019 claim	Dec. 27, 2020 USD ($)	Jan. 15, 2021 claim
Loss Contingencies [Line Items]
Outstanding purchase contracts, payable in 2021									$ 450,400,000
Outstanding purchase contracts, payable in 2022									200,000
In Re Broiler Chicken Antitrust Limitation
Loss Contingencies [Line Items]
Number of other producers named in lawsuits | producer						4	19
Number of complaints filed | claim							3
Income (loss) from settlement									(75,000,000.0)
In Re Broiler Chicken Antitrust Limitation | Subsequent Event
Loss Contingencies [Line Items]
Number of complaints filed | claim										61
Sciabacucchi v. JBS S.A. et al.
Loss Contingencies [Line Items]
Income (loss) from settlement			$ 34,600,000
Cash payment from settlement				$ 42,500,000
Jien v. Perdue Farms, Inc. and Earnest v. Perdue Farms, Inc. et al
Loss Contingencies [Line Items]
Number of complaints filed | claim								4
Violation of Sherman Antitrust Act
Loss Contingencies [Line Items]
Fines to be paid		$ 110,524,140
Leniency Agreement, Brazilian Federal Prosecutor
Loss Contingencies [Line Items]
Fines to be paid | R$					R$ 10.3
Litigation settlement payment period					25 years
Litigation Settlement, Amount Award to Other Party, Percent	50.00%
Leniency Agreement
Loss Contingencies [Line Items]
Fines to be paid	$ 256,497,026
Leniency Agreement, Department of Justice
Loss Contingencies [Line Items]
Fines to be paid	$ 128,248,513
Mexican Tax Authority | Tax Year 2009 | Foreign Tax Authority
Loss Contingencies [Line Items]
Estimate of possible loss									24,300,000
Mexican Tax Authority | Tax Year 2010 | Foreign Tax Authority
Loss Contingencies [Line Items]
Estimate of possible loss									$ 16,100,000