INVENTORIES (Details) (USD $) In Thousands, unless otherwise specified	Dec. 30, 2012	Dec. 25, 2011
Total inventories	$ 950,296	$ 879,094
Chicken Inventories Live Chicken and Hens [Member]
Total inventories	405,335	363,590
Chicken Inventories Feed Eggs and Other [Member]
Total inventories	307,500	238,449
Chicken Inventories Finished Chicken Products [Member]
Total inventories	237,159	273,363
Chicken Inventories [Member]
Total inventories	949,994	875,402
Commercial Feed Table Eggs and Other [Member]
Total inventories	$ 302	$ 3,692