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EXIT OR DISPOSAL ACTIVITIES (Details 3) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 24, 2012
Jun. 26, 2011
Jun. 24, 2012
Jun. 26, 2011
Impairment expense     $ 1,342 $ 2,808
Administrative Restructuring Charges 389 850 3,274 1,268
Operational Restructuring Charges [Member]
       
Impairment expense 0 1,957 0 3,305
Administrative Restructuring Charges [Member]
       
Impairment expense 0 850 1,342 1,268
Loss on egg sales and flock depletion expensed as incurred 54 0 509 0
Other restructuring costs $ 335 $ 0 $ 1,423 $ 0