Assets Held for Sale - Additional Information (Detail) $ in Thousands	3 Months Ended		12 Months Ended
	Jan. 03, 2015 USD ($)	Jul. 12, 2014 USD ($)	Jan. 02, 2016 USD ($) Entity	Jan. 03, 2015 USD ($) Entity	Aug. 13, 2014 USD ($)
Long Lived Assets Held For Sale [Line Items]
Cash consideration of discontinued operation					$ 8,400
Assets Held for Sale	$ 39,108		$ 36,191	$ 39,108	$ 7,600
Goodwill impairment loss		$ 2,600		2,624
Impairment loss of scrapped assets		1,900
Gain on divestiture of discontinued operation		1,800
Gain on property plan and equipment		800
Cost incurred in severance and inventory		$ 800
Total cost of divestiture				3,500
Impairment of Long-Lived Assets Held-for-Sale			2,300	5,800
Acquired Hostess Bread Assets Classified as Held for Sale
Long Lived Assets Held For Sale [Line Items]
Impairment loss of scrapped assets	5,800
Acquired Hostess Bread Assets Plants and Depots
Long Lived Assets Held For Sale [Line Items]
Cash consideration of discontinued operation	24,200		$ 9,100	$ 24,200
Number of Acquired Hostess Bread Asset depots sold | Entity			5	22
Assets Held for Sale	$ 13,406		$ 3,082	$ 13,406