STOCKHOLDERS' EQUITY (Schedule of Reclassification from Accumulated Other Comprehensive Loss) (Details) (USD $)	12 Months Ended
	Dec. 28, 2014	Dec. 29, 2013
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Realized gain on sale of securities	$ 1,000,000	$ 25,620
Amortization of pension and other postretirement plan actuarial losses:
Total before tax	506,000	(1,001,000)
Tax benefit (expense)	(191,000)	0
Total reclassification for the period	315,000	(1,001,000)
Selling, general and administrative expenses [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Realized gain on sale of securities	562,000	0
Selling, general and administrative expenses [Member] | Amount Reclassified from Accumulated Other Comprehensive Loss [Member] | Legacy Gold Kist Plans [Member]
Amortization of pension and other postretirement plan actuarial losses:
Total before tax	(56,000)	(965,000)
Cost of goods sold [Member] | Amount Reclassified from Accumulated Other Comprehensive Loss [Member] | Union Plan [Member]
Amortization of pension and other postretirement plan actuarial losses:
Total before tax	$ 0	$ (36,000)