DERIVATIVE FINANCIAL INSTRUMENTS (Schedule of Outstanding Derivative Instruments and Cash Collateral) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 30, 2014		Dec. 29, 2013
Fair values:
Commodity derivative assets, gross	$ 3,176		$ 2,889
Derivative liabilities, gross	(5,427)		(1,728)
Cash collateral posted with brokers	14,556		4,142
Foreign currency derivative assets, gross			1,214
Foreign currency derivative liabilities, gross	$ (1,212)
Corn [Member]
Derivatives Coverage:
Derivatives Coverage	(3.80%)	[1]	1.10%	[1]
Period through which stated percent of needs are covered:
Derivative, Maturity Date	Sep. 30, 2015	[1]	Sep. 30, 2015	[1]
Soybean Meal [Member]
Derivatives Coverage:
Derivatives Coverage	(8.30%)	[1]	(3.60%)	[1]
Period through which stated percent of needs are covered:
Derivative, Maturity Date	Sep. 30, 2014	[1]	Jul. 31, 2014	[1]

[1] Derivatives coverage is the percent of anticipated commodity needs covered by outstanding derivative instruments through a specified date.