Schedule of Identified Assets Acquired and Liabilities Assumed (Detail) (USD $) In Thousands, unless otherwise specified	9 Months Ended				0 Months Ended	3 Months Ended						0 Months Ended	3 Months Ended	9 Months Ended
	Oct. 05, 2013	Oct. 04, 2014	Dec. 28, 2013	Feb. 23, 2013	Feb. 23, 2013 Sara Lee and Earthgrains acquisition of trademark licenses	Oct. 05, 2013 Sara Lee and Earthgrains acquisition of trademark licenses	Aug. 17, 2014 Sara Lee and Earthgrains acquisition of trademark licenses	Feb. 23, 2013 Sara Lee and Earthgrains acquisition of trademark licenses	Feb. 23, 2013 Sara Lee and Earthgrains acquisition of trademark licenses Distribution Rights	Feb. 23, 2013 Sara Lee and Earthgrains acquisition of trademark licenses Trademarks	Feb. 23, 2013 Sara Lee and Earthgrains acquisition of trademark licenses Customer Relationships	Jul. 19, 2013 Acquired Hostess Bread Asset	Oct. 05, 2013 Acquired Hostess Bread Asset	Oct. 04, 2014 Acquired Hostess Bread Asset	Dec. 28, 2013 Acquired Hostess Bread Asset	Oct. 04, 2014 Acquired Hostess Bread Asset Trademarks
Business Acquisition [Line Items]
Identifiable intangible assets									$ 25,790	$ 79,500	$ 12,000					$ 189,000
Deferred income taxes, net						(800)		(31,345)
Financial assets														5,153
Net recognized amounts of identifiable assets acquired														348,143
Gain on legal settlement													(1,400)	(1,400)
Net recognized amounts of identifiable assets acquired								92,421						346,743
Goodwill		282,960	282,404											8,599	5,419
Bargain purchase gain	50,071				50,071	1,200
Cash consideration transferred					49,950							355,300		355,342
Contingently refundable consideration (the "holdback")				(10,000)			(7,600)	(7,600)
Total consideration, net					42,350
Property, plant, and equipment								$ 6,476						$ 153,990