Segment Reporting (Narrative) (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 03, 2015 USD ($)	Sep. 27, 2014 USD ($)	Oct. 03, 2015 USD ($) segment	Sep. 27, 2014 USD ($)
Revenue by Products and Services [Line Items]
Number of Operating Segments | segment			1
Net revenue	$ 416,773	$ 409,308	$ 1,250,542	$ 1,181,920
Late July Snacks LLC [Member]
Revenue by Products and Services [Line Items]
Net revenue		3,600		10,400
Partnerbrands [Member]
Revenue by Products and Services [Line Items]
Net revenue	84,174	86,232	256,535	251,241
Partnerbrands [Member] | Late July Snacks LLC [Member]
Revenue by Products and Services [Line Items]
Net revenue		2,300		7,200
Otherproducts [Member]
Revenue by Products and Services [Line Items]
Net revenue	$ 42,935	46,322	$ 127,981	112,803
Otherproducts [Member] | Late July Snacks LLC [Member]
Revenue by Products and Services [Line Items]
Net revenue		$ 1,200		$ 3,200