CONDENSED CONSOLIDATED AND COMBINED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 24, 2017	Sep. 25, 2016	Sep. 24, 2017	Sep. 25, 2016
Statement of Comprehensive Income [Abstract]
Net income	$ 238,313	$ 101,965	$ 584,242	$ 394,685
Foreign currency translation adjustment
Gains (losses) arising during the period	22,378	(43,961)	89,153	(171,509)
Income tax effect	3,211	0	3,211	0
Derivative financial instruments designated as cash flow hedges
Gains (losses) arising during the period	(779)	65	(137)	167
Reclassification to net earnings for losses (gains) realized	0	(285)	9	(35)
Available-for-sale securities
Gains (losses) arising during the period	0	0	0	426
Income tax effect	0	0	0	(161)
Reclassification to net earnings for losses (gains) realized	0	0	0	(534)
Income tax effect	0	0	0	202
Defined benefit plans
Gains (losses) arising during the period	393	2,852	(4,078)	(11,500)
Income tax effect	(148)	(1,077)	1,539	4,342
Reclassification to net earnings of losses realized	233	165	699	494
Income tax effect	(88)	(62)	(264)	(187)
Total other comprehensive income (loss), net of tax	25,200	(42,303)	90,132	(178,295)
Comprehensive income	263,513	59,662	674,374	216,390
Less: Comprehensive income (loss) for Granite Holdings Sàrl prior to acquisition by Pilgrim's Pride Corporation	460	(42,432)	88,050	(152,927)
Less: Comprehensive income (loss) attributable to noncontrolling interests	(460)	(130)	514	(334)
Comprehensive income attributable to Pilgrim's Pride Corporation	$ 263,513	$ 102,224	$ 585,810	$ 369,651