INVENTORIES (Details) - USD ($) $ in Thousands	Jun. 28, 2015	Dec. 28, 2014
Inventory [Line Items]
Total inventories	$ 787,113	$ 790,305
Live Chicken and Hens [Member]
Inventory [Line Items]
Total inventories	367,373	363,438
Feed, Eggs and Other [Member]
Inventory [Line Items]
Total inventories	188,096	198,681
Finished Chicken Products [Member]
Inventory [Line Items]
Total inventories	231,225	227,649
Chicken Inventories [Member]
Inventory [Line Items]
Total inventories	786,694	789,768
Commercial Feed and Other [Member]
Inventory [Line Items]
Total inventories	$ 419	$ 537