CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 28, 2020	Jun. 30, 2019	Jun. 28, 2020	Jun. 30, 2019
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (6,400)	$ 170,080	$ 61,049	$ 254,205
Foreign currency translation adjustment:
Losses arising during the period	(18,782)	(38,053)	(115,547)	(611)
Derivative financial instruments designated as cash flow hedges:
Gains (losses) arising during the period	(2,147)	1,298	1,901	400
Reclassification to net earnings for losses (gains) realized	(162)	48	580	(173)
Available-for-sale securities:
Gains arising during the period	2	172	14	194
Income tax effect	(1)	(42)	(4)	(47)
Reclassification to net earnings for gains realized	(12)	(172)	(12)	(307)
Income tax effect	3	42	3	76
Defined benefit plans:
Losses arising during the period	(34,151)	(7,171)	(44,961)	(3,971)
Income tax effect	6,459	1,877	9,164	1,098
Reclassification to net earnings of losses realized	375	328	751	656
Income tax effect	(94)	(80)	(187)	(160)
Total other comprehensive loss, net of tax	(48,510)	(41,753)	(148,298)	(2,845)
Comprehensive income (loss)	(54,910)	128,327	(87,249)	251,360
Less: Comprehensive income (loss) attributable to noncontrolling interests	(364)	12	(183)	126
Comprehensive income (loss) attributable to Pilgrim's Pride Corporation	$ (54,546)	$ 128,315	$ (87,066)	$ 251,234