Segment Information (Details) (USD $)	9 Months Ended				1 Months Ended	3 Months Ended		12 Months Ended		1 Months Ended		3 Months Ended	12 Months Ended		3 Months Ended							3 Months Ended		9 Months Ended
	Sep. 29, 2012	Sep. 28, 2013	Mar. 30, 2013	Dec. 31, 2012	Jan. 28, 2012 PS International	Jun. 29, 2013 PS International	Mar. 31, 2012 PS International	Dec. 31, 2012 PS International	Jan. 02, 2012 PS International	Dec. 31, 2012 PS International North Carolina	Jan. 28, 2012 PS International North Carolina	Jun. 29, 2013 PS International North Carolina	Dec. 31, 2012 PS International North Carolina item	Jan. 02, 2012 PS International North Carolina	Oct. 01, 2011 Butterball, LLC Term loan	Sep. 28, 2013 Butterball, LLC Term loan	Sep. 28, 2013 Butterball, LLC Long-term note receivable	Dec. 31, 2012 Butterball, LLC Long-term note receivable	Mar. 30, 2013 Pork	Sep. 28, 2013 Turkey	Dec. 31, 2012 Turkey	Sep. 28, 2013 Turkey Butterball, LLC	Sep. 29, 2012 Turkey Butterball, LLC	Sep. 28, 2013 Turkey Butterball, LLC	Sep. 29, 2012 Turkey Butterball, LLC
Segment Information
One-time Federal blender's credits recognized as revenue			$ 11,260,000																$ 11,260,000
Total cash paid, net of cash acquired	2,825,000				2,825,000	515,000	2,825,000			3,045,000	2,825,000	515,000	3,186,000
Percentage ownership acquired									50.00%					50.00%
Ownership after increase (as a percent)					70.00%			85.00%			70.00%		85.00%
Number of transactions for acquiring interest in subsidiaries													2
Total net sales																						444,787,000	369,949,000	1,169,301,000	973,988,000
Operating income (loss)																						1,282,000	7,554,000	(3,238,000)	48,686,000
Proportionate share of impairment charges of fixed assets recognized in loss from affiliate																						(1,155,000)		(3,859,000)
Total assets																				1,058,004,000	871,945,000
Notes receivable from affiliates		175,001,000		202,931,000												9,030,000	122,438,000	81,231,000
Loan provided to affiliate															$ 13,037,000
Interest rate on loan provided (as a percent)																12.00%