Discontinued Operations Gain on Disposal of the Bakery (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2016	Dec. 28, 2014	Dec. 29, 2013	May. 31, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sale of the Bakery	$ 78,408	$ 0	$ 0
Goodwill allocated to the sale of the Bakery	(32,942)	(27,571)
Gain on disposal of discontinued operations, net of income taxes	10,669	0	0
Bakery [Member] | Discontinued Operations [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sale of the Bakery	78,408
Net working capital	(5,655)
Net properties sold	(30,664)
Goodwill allocated to the sale of the Bakery	(12,067)	0
Other	(2,684)
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Post Closing Adjustments, before Income Tax	27,338
Post-closing adjustments on the sale of the Bakery	(1,809)
Gain on disposal of discontinued operations before income taxes	25,529	0	0
Provision for income taxes	(14,860)	0	0
Gain on disposal of discontinued operations, net of income taxes	10,669	$ 0	$ 0
Disposal Group, Including Discontinued Operation, Consideration				$ 78,500
Obligation for Employer Provided Health Insurance [Member] | Bakery [Member] | Discontinued Operations [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Other	$ (1,993)