BUSINESS ACQUISITION (Fair Values of Assets Acquired and Liabilities Assumed) (Details) - USD ($) $ in Thousands	Sep. 27, 2015	Jun. 29, 2015	Dec. 28, 2014
Business Acquisition [Line Items]
Goodwill	$ 174,431		$ 0
Tyson Mexico [Member]
Business Acquisition [Line Items]
Cash and cash equivalents		$ 5,535
Trade accounts and other receivables		24,173
Inventories		68,130
Prepaid expenses and other current assets		7,661
Property, plant and equipment		157,752
Identifiable intangible assets		9,700
Other long-lived assets		199
Total assets acquired		273,150
Accounts payable		21,550
Other current liabilities		9,504
Long-term deferred tax liabilities		32,305
Other long-term liabilities		5,155
Total liabilities assumed		68,514
Total identifiable net assets		204,636
Goodwill		174,431
Total net assets		$ 379,067