LONG-TERM DEBT AND OTHER BORROWING ARRANGEMENTS (Narrative) (Details) In Thousands, unless otherwise specified	12 Months Ended											12 Months Ended	1 Months Ended		12 Months Ended			12 Months Ended		12 Months Ended					12 Months Ended						12 Months Ended
	Dec. 29, 2013 USD ($)	Dec. 30, 2012 USD ($)	Dec. 25, 2011 USD ($)	Dec. 29, 2013 Mexico Credit Agreement [Member] MXN	Dec. 29, 2013 US and Puerto Rico Subsidiaries [Member]	Dec. 29, 2013 Foreign Subsidiaries [Member]	Dec. 29, 2013 Senior Notes [Member] USD ($)	Dec. 30, 2012 Senior Notes [Member] USD ($)	Dec. 29, 2013 Senior Subordinated and Unsecured Notes [Member] USD ($)	Dec. 29, 2013 Senior Unsecured Notes One [Member]	Jun. 23, 2011 Subordinated Loan [Member] JBS USA [Member] USD ($)	Dec. 29, 2013 Revolving Credit Facility and Term B Facility [Member] USD ($)	Aug. 07, 2013 Us Credit Facility [Member] USD ($)	Dec. 29, 2009 Us Credit Facility [Member] USD ($)	Dec. 29, 2013 Us Credit Facility [Member] USD ($)	Dec. 29, 2013 Line Of Credit Sublimit Swingline Loans [Member] USD ($)	Dec. 29, 2013 Us Credit Facility Revolving Loan [Member] USD ($)	Dec. 29, 2013 Us Credit Facility Delayed Draw [Member]	Dec. 29, 2013 Us Credit Facility Letters Of Credit [Member] USD ($)	Dec. 29, 2013 Letter Of Credit [Member] JBS USA [Member] USD ($)	Dec. 30, 2012 Letter Of Credit [Member] JBS USA [Member] USD ($)	Dec. 25, 2011 Letter Of Credit [Member] JBS USA [Member] USD ($)	Dec. 29, 2013 Loan Commitment Under Mexico Credit Facility [Member] MXN	Dec. 29, 2013 Loan Commitment Under Mexico Credit Facility [Member] USD ($)	Dec. 29, 2013 Loan Commitment Under Mexico Credit Facility [Member] TIIE Rate [Member]	Dec. 29, 2013 Loan Commitment Under Mexico Credit Facility [Member] Equilibrium Interbank Interest Rate [Member]	Dec. 29, 2013 Us Credit Facility Term Notes Payable B1 [Member]	Dec. 29, 2013 Us Credit Facility Term Notes Payable B2 [Member]	Dec. 29, 2013 Us Credit Facility Revolving Note Payable [Member]	Dec. 30, 2012 Us Credit Facility Revolving Note Payable [Member]	Dec. 29, 2013 Term B Loan [Member] USD ($)
Debt Instrument [Line Items]
Long-term Debt	$ 912,233	$ 1,164,756					$ 497,757	$ 497,301	$ 3,600										$ 29,600	$ 100											$ 410,100
Interest expense	87,000	104,900	111,500
Interest expense, new construction capitalized	2,200	1,700	3,400
Debt Instrument, Interest Rate, Stated Percentage							7.875%		7.875%	8.375%																	2.4375%	9.00%	4.25%	6.25%
Debt Instrument, Basis Spread on Variable Rate																									2.25%	4.50%
Line of Credit Facility, Maximum Borrowing Capacity												1,850,000			700,000	100,000	695,400		200,000					42,700							410,100
Line of Credit Facility, Current Borrowing Capacity																	665,800
Repayments of Debt																															204,900
Repayments of Lines of Credit																				2,200	2,200	400
Line Of Credit Facility Feature To Increase Aggregate Revolving Loan Commitment															250,000
Reduced Minimum Allowable Consolidated Tangible Net Worth																							100,000
Reduced Minimum Allowable Consolidated Tangible Net Worth, Base Value				250,000																			150,000
Reduced Minimum Allowable Consolidated Tangible Net Worth, Percent of Cumulative Net Income				100.00%																			20.00%
Maximum Allowable Senior Secured Leverage Ratio																							1.25
Percentage Of Equity Interest Guaranteed For Debt					100.00%	65.00%
Payment of capitalized loan costs													5,000	50,000
Agreed Repayment Of Debt											56,500																				205,200
Credit Facility Availed																				56,500
Credit Facility Capital Expenditures															350,000
Delayed Draw Term Loan, Maximum Amount															400,000
Delayed Draw Term Loan, Increase in Maximum Amount															$ 500,000
Delayed Draw Term Loan, Percentage of Principal Outstanding															1.875%
Maturity date												Aug. 07, 2018						Aug. 07, 2018													Dec. 28, 2014