RELATED PARTY TRANSACTIONS - Schedule of Related Party Transactions (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 29, 2019	Sep. 30, 2018	Sep. 29, 2019	Sep. 30, 2018	Dec. 30, 2018
Related Party Transaction [Line Items]
Sales to related party	$ 3,949	$ 4,037	$ 11,364	$ 17,201
Cost of goods purchased from related parties	38,631	37,475	110,970	118,373
Expenditures paid by related party on behalf of Pilgrim's Pride Corporation	7,919	10,147	26,041	49,412
Expenditures paid on behalf of related parties	1,675	1,938	5,654	7,046
Accounts receivable from related parties	1,573		1,573		$ 1,331
Accounts payable to related parties	5,157		5,157		7,269
JBS USA Food Company
Related Party Transaction [Line Items]
Sales to related party	3,799	4,035	10,968	10,043
Cost of goods purchased from related parties	31,270	29,094	94,511	90,921
Expenditures paid by related party on behalf of Pilgrim's Pride Corporation	7,919	10,145	26,028	49,407
Expenditures paid on behalf of related parties	1,675	1,938	5,654	6,851
Accounts receivable from related parties	1,491		1,491		1,236
Accounts payable to related parties	4,175		4,175		5,121
Inventory in transit	2,900		2,900
JBS Five Rivers
Related Party Transaction [Line Items]
Sales to related party	0	0	0	7,096
JBS Global (UK) Ltd.
Related Party Transaction [Line Items]
Sales to related party	32	0	118	0
Cost of goods purchased from related parties	0	0	0	21
JBS Chile Ltda.
Related Party Transaction [Line Items]
Sales to related party	0	0	132	60
Expenditures paid by related party on behalf of Pilgrim's Pride Corporation	0	2	6	5
Accounts payable to related parties	0		0		6
Combo, Mercado De Congelados
Related Party Transaction [Line Items]
Sales to related party	118	2	146	2
Accounts receivable from related parties	82		82		79
Seara Meats B.V.
Related Party Transaction [Line Items]
Cost of goods purchased from related parties	7,297	8,341	16,187	26,018
Accounts payable to related parties	927		927		2,142
JBS Aves Ltda.
Related Party Transaction [Line Items]
Cost of goods purchased from related parties	0	40	0	1,123
JBS Toledo NV
Related Party Transaction [Line Items]
Cost of goods purchased from related parties	64	0	272	290
Accounts payable to related parties	55		55		0
Seara Alimentos
Related Party Transaction [Line Items]
Expenditures paid by related party on behalf of Pilgrim's Pride Corporation	0	0	7	0
JBS S.A.
Related Party Transaction [Line Items]
Expenditures paid on behalf of related parties	0	0	0	164
Seara International Ltd.
Related Party Transaction [Line Items]
Expenditures paid on behalf of related parties	0	$ 0	0	$ 31
Accounts receivable from related parties	$ 0		$ 0		$ 16

Related Party Transaction, Expenditures Paid By Related Party On Behalf Of Company

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Amount for accounts payable to related parties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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