INCOME TAXES (Narrative) (Details) - USD ($)	12 Months Ended
	Dec. 25, 2016	Dec. 27, 2015	Dec. 28, 2014	Dec. 26, 2010	Dec. 27, 2009
Operating Loss Carryforwards [Line Items]
Effective tax rate, continuing operations	34.60%	34.90%	35.50%
Increase (decrease) in valuation allowance	$ (1,700,000)
Valuation allowance	6,232,000	$ 7,921,000
Net operating loss carry forwards					$ 547,700,000
Claim for refund					$ 169,700,000
Refunds received from Internal Revenue Service				$ 122,600,000
Other comprehensive income, tax (benefit) expense	(3,200,000)	2,200,000
Tax benefit related to share-based compensation	0	6,474,000	$ 458,000
Unrecognized tax benefits	16,813,000	17,110,000	17,396,000
Amount of tax benefits that, if recognized, would reduce effective tax rate	7,300,000
Liability for interest and penalties	8,200,000
Decrease in accrued interest and penalty amounts related to uncertain tax positions	1,200,000
Capital contribution under tax sharing agreement	3,690,000	0	3,849,000
Accounts receivable from related parties	3,913,000	2,668,000
JBS USA Food Company Holding [Member] | Tax sharing agreement [Member]
Operating Loss Carryforwards [Line Items]
Capital contribution under tax sharing agreement	5,038,000	$ 3,690,000	$ 3,849,000
Accounts receivable from related parties	5,000,000
United States [Member]
Operating Loss Carryforwards [Line Items]
Valuation allowance	700,000
Foreign Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Valuation allowance	5,500,000
Net operating loss carry forwards	$ 28,900,000
Net operating loss carry forwards, expiration date	Jan. 01, 2017
State and Local Jurisdiction [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry forwards	$ 112,500,000
Net operating loss carry forwards, expiration date	Jan. 01, 2017
Tax credit carry forwards	$ 1,800,000
Tax credit carry forwards, expiration date	Jan. 01, 2018