BUSINESS ACQUISITION - Pro Forma Information (Details) - Tulip Ltd. and Subsidiaries - USD ($) $ / shares in Units, $ in Thousands	6 Months Ended
Jun. 28, 2020	Jun. 30, 2019
Business Acquisition [Line Items]
Net sales	$ 5,898,951	$ 6,246,429
Net income attributable to Pilgrim's	$ 62,425	$ 253,230
Net income attributable to Pilgrim's per common share - diluted (in dollars per share)	$ 0.25	$ 1.01

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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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