Acquisition (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Sep. 01, 2012 property item
Acquisition [Abstract]
Acquisition date	Aug. 10, 2012
Purchase price	$ 18,818
Number of production complexes acquired	2
Number of laying hens	1,400,000
Percentage of voting interest acquired in Texas Egg Products, LLC	13.60%
Contingent liability	$ 2,500

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- Definition

Number Of Production Complexes Acquired

+ References

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- Definition

Amount of potential cash payments that could result from the contingent consideration arrangement.

+ References

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-Name Statement of Financial Accounting Standard (FAS)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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- Definition

The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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- Definition

Date when the acquirer obtains control of the acquiree, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

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- Definition

Percentage of voting equity interests acquired in the business combination.

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