Business Combinations and Divestitures (Details Textuals)	3 Months Ended		4 Months Ended	6 Months Ended
	Jun. 28, 2016 USD ($) bakery-cafes	Jun. 30, 2015 USD ($)	May 02, 2016 USD ($)	Jun. 28, 2016 USD ($) bakery-cafes	Jun. 30, 2015 USD ($)	May 03, 2016 bakery-cafes	Mar. 29, 2016 bakery-cafes	Dec. 29, 2015 USD ($) bakery-cafes
Business Acquisitions And Divestitures [Line Items]
Impairment of Long-Lived Assets Held-for-use	$ 1,100,000
Disposal Group, Including Discontinued Operation, Inventory, Current	248,000			$ 248,000				$ 738,000
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Current	5,620,000			5,620,000				26,462,000
Disposal Group, Including Discontinued Operation, Goodwill	0			0				1,499,000
Assets held for sale	5,868,000			5,868,000				28,699,000
Disposal Group, Including Discontinued Operation, Deferred Rent	707,000			707,000				2,410,000
Disposal Group, Including Discontinued Operation, Asset Retirement Obligation	217,000			217,000				535,000
Liabilities associated with assets held for sale	924,000			924,000				$ 2,945,000
Disposal Group, Not Discontinued Operation, Loss (Gain) on Write-down	6,112,000	$ 317,000		6,112,000	$ 7,941,000
Lease termination costs and impairment of long-lived assets	1,953,000	0		2,858,000	3,837,000
Disposal Group, Including Discontinued Operation, Other Expense	298,000	350,000		464,000	350,000
Proceeds from refranchising			$ 15,200,000	15,151,000	3,218,000
Gain (Loss) on Disposition of Business	(491,000)	0	$ (500,000)	(491,000)	(2,570,000)
Refranchising loss	$ 7,872,000	$ 667,000		$ 8,943,000	$ 9,558,000
Refranchised Cafe [Domain]
Business Acquisitions And Divestitures [Line Items]
Number of bakery cafe | bakery-cafes	90			90
Cafes recalssified as held and used [Member]
Business Acquisitions And Divestitures [Line Items]
Number of bakery cafe | bakery-cafes							20
Refranchised Cafe [Member]
Business Acquisitions And Divestitures [Line Items]
Number of bakery cafe | bakery-cafes						15
Refranchising loss	$ 7,200,000
Cafe Held for Sale [Member]
Business Acquisitions And Divestitures [Line Items]
Number of bakery cafe | bakery-cafes	12			12				35
Minimum [Member] | Refranchised Cafe [Domain]
Business Acquisitions And Divestitures [Line Items]
Number of bakery cafe | bakery-cafes	50			50
Maximum [Member] | Refranchised Cafe [Domain]
Business Acquisitions And Divestitures [Line Items]
Number of bakery cafe | bakery-cafes	150			150