RELATED PARTY TRANSACTIONS - Schedule of Related Party Transactions (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jul. 01, 2018	Jun. 30, 2019	Jul. 01, 2018	Dec. 30, 2018
Related Party Transaction [Line Items]
Sales to related party	$ 3,632	$ 4,479	$ 7,415	$ 13,164
Cost of goods purchased from related parties	37,285	47,966	72,339	80,898
Expenditures paid by related party on behalf of Pilgrim's Pride Corporation	8,111	28,766	18,122	39,265
Expenditures paid on behalf of related parties	1,776	2,800	3,979	5,108
Accounts receivable from related parties	957		957		$ 1,331
Accounts payable to related parties	5,938		5,938		7,269
JBS USA Food Company
Related Party Transaction [Line Items]
Sales to related party	3,511	4,479	7,169	6,008
Cost of goods purchased from related parties	32,828	34,003	63,241	61,827
Expenditures paid by related party on behalf of Pilgrim's Pride Corporation	8,103	28,763	18,109	39,262
Expenditures paid on behalf of related parties	1,776	2,625	3,979	4,913
Accounts receivable from related parties	904		904		1,236
Accounts payable to related parties	4,261		4,261		5,121
Inventory in transit	1,200		1,200
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	43	0	86	0
Cost of goods purchased from related parties	0	21	0	21
JBS Chile Ltda.
Related Party Transaction [Line Items]
Sales to related party	54	0	132	60
Expenditures paid by related party on behalf of Pilgrim's Pride Corporation	1	3	6	3
Accounts receivable from related parties	50		50		0
Accounts payable to related parties	0		0		6
Combo, Mercado De Congelados
Related Party Transaction [Line Items]
Sales to related party	24	0	28	0
Accounts receivable from related parties	0		0		79
Seara Meats B.V.
Related Party Transaction [Line Items]
Cost of goods purchased from related parties	4,369	13,437	8,890	17,677
Accounts payable to related parties	1,655		1,655		2,142
JBS Aves Ltda.
Related Party Transaction [Line Items]
Cost of goods purchased from related parties	0	380	0	1,083
JBS Toledo NV
Related Party Transaction [Line Items]
Cost of goods purchased from related parties	88	125	208	290
Accounts payable to related parties	22		22		0
JBS S.A.
Related Party Transaction [Line Items]
Expenditures paid on behalf of related parties	0	164	0	164
Seara Alimentos
Related Party Transaction [Line Items]
Expenditures paid by related party on behalf of Pilgrim's Pride Corporation	7	0	7	0
Seara International Ltd.
Related Party Transaction [Line Items]
Expenditures paid on behalf of related parties	0	$ 11	0	$ 31
Accounts receivable from related parties	$ 3		$ 3		$ 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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