RELATED PARTY TRANSACTIONS (Schedule of Related Party Transactions) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 29, 2013	Sep. 23, 2012	Sep. 29, 2013	Sep. 23, 2012	Dec. 30, 2012
JBS USA [Member] | Subordinated loan [Member]
Related Party Transaction [Line Items]
Related party interest				$ 971
JBS USA [Member] | Letter Of Credit [Member]
Related Party Transaction [Line Items]
Related party interest	513	592	1,697	1,776
JBS USA, LLC [Member]
Related Party Transaction [Line Items]
Purchases from related parties	19,155	18,136	59,945	49,847
Related Party Transaction, Amounts of Transaction	11,281	14,469	34,659	44,194
Sales to related party	13,996	58,527	49,263	177,894
JBS USA, LLC [Member] | Expenses Paid By Company On Behalf Of Related Party [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Amounts of Transaction	630	1,089	1,313	3,645
Former Founder Director [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Amounts of Transaction					300
Sales to related party				1
Former Founder Director [Member] | Contract Grower Pay Paid To Related Party [Member]
Related Party Transaction [Line Items]
Related party interest				297
Former Founder Director [Member] | Consulting Fee Paid To Related Party [Member]
Related Party Transaction [Line Items]
Related party interest				374
Former Founder Director [Member] | Board Fees Paid To Related Party [Member]
Related Party Transaction [Line Items]
Related party interest				$ 45