RELATED PARTY TRANSACTIONS (Schedule of Related Party Transactions) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 28, 2020	Jun. 30, 2019	Jun. 28, 2020	Jun. 30, 2019	Dec. 29, 2019
Related Party Transaction [Line Items]
Sales to related party	$ 3,959	$ 3,632	$ 8,271	$ 7,415
Cost of goods purchased from related parties	37,305	37,285	77,134	72,339
Expenditures paid by related party on behalf of Pilgrim's Pride Corporation	13,894	8,111	21,975	18,122
Expenditures paid on behalf of related parties	4,206	1,776	6,626	3,979
Accounts receivable from related parties	1,109		1,109		$ 944
Accounts payable to related parties	7,404		7,404		3,819
JBS USA Food Company
Related Party Transaction [Line Items]
Sales to related party	3,094	3,511	6,547	7,169
Cost of goods purchased from related parties	35,913	32,828	72,810	63,241
Expenditures paid by related party on behalf of Pilgrim's Pride Corporation	13,892	8,103	21,973	18,109
Expenditures paid on behalf of related parties	4,206	1,776	6,626	3,979
Accounts receivable from related parties	642		642		643
Accounts payable to related parties	6,298		6,298		2,826
Goods in transit	2,000		2,000
JBS Global (U.K.) Ltd.
Related Party Transaction [Line Items]
Sales to related party	0	43	0	86
Cost of goods purchased from related parties	219	0	445	0
Accounts payable to related parties	109		109		5
JBS Chile Ltda.
Related Party Transaction [Line Items]
Sales to related party	(44)	54	(44)	132
Expenditures paid by related party on behalf of Pilgrim's Pride Corporation	0	1	0	6
Accounts receivable from related parties	85		85		301
Combo, Mercado de Congelados
Related Party Transaction [Line Items]
Sales to related party	414	24	487	28
Accounts receivable from related parties	231		231		0
JBS Australia
Related Party Transaction [Line Items]
Sales to related party	495	0	1,281	0
Accounts receivable from related parties	151		151		0
Seara Meats B.V.
Related Party Transaction [Line Items]
Cost of goods purchased from related parties	1,080	4,369	3,723	8,890
Accounts payable to related parties	997		997		$ 988
JBS Toledo NV
Related Party Transaction [Line Items]
Cost of goods purchased from related parties	93	88	156	208
Seara Food Europe Holdings
Related Party Transaction [Line Items]
Expenditures paid by related party on behalf of Pilgrim's Pride Corporation	2	0	2	0
Seara Alimentos
Related Party Transaction [Line Items]
Expenditures paid by related party on behalf of Pilgrim's Pride Corporation	$ 0	$ 7	$ 0	$ 7

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