Goodwill and Other Intangible Assets - Additional Information (Detail) - USD ($) $ in Thousands			9 Months Ended
	Sep. 12, 2015	Feb. 25, 2015	Oct. 10, 2015	Jan. 03, 2015
Goodwill And Intangible Assets Disclosure [Line Items]
Acquisition of intangible assets			$ 5,000
Additional indefinite lived intangible assets separately identified from goodwill			455,000	$ 455,000
Dave’s Killer Bread
Goodwill And Intangible Assets Disclosure [Line Items]
Cash consideration paid	$ 281,731
Amortizable intangible assets, net of amortization	$ 180,300		180,300
Trademarks
Goodwill And Intangible Assets Disclosure [Line Items]
Acquisition of intangible assets		$ 5,000
Intangible assets estimated useful life		20 years
Trademarks | Dave’s Killer Bread
Goodwill And Intangible Assets Disclosure [Line Items]
Amortizable intangible assets, net of amortization			$ 111,400