SUBSEQUENT EVENTS Definitive Merger Agreement (Details) (Subsequent Event [Member], Shuanghui Merger [Member], USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Apr. 28, 2013
Subsequent Event [Member] | Shuanghui Merger [Member]
Subsequent Event [Line Items]
Merger Agreement, Per Share Price of Company's Common Stock	$ 34.00
Merger Agreement, Company's Normal Termination Fee	$ 175.0
Merger Agreement, Qualified Pre-existing Bidder Termination Fee	75.0
Merger Agreement, Counterparty Termination Fee	$ 275.0