Goodwill Goodwill (Details) - USD ($)	12 Months Ended
	Dec. 27, 2016	Dec. 29, 2015
Goodwill [Line Items]
Goodwill Reclassified as Held and Used	$ 586,000
Goodwill [Roll Forward]
Goodwill Start	121,791,000	$ 120,778,000
Goodwill End	122,377,000	121,791,000
Disposal Group, Including Discontinued Operation, Goodwill, Current		(1,499,000)
Tatte [Member]
Goodwill [Roll Forward]
Goodwill, Acquired During Period		2,512,000
Company Bakery Cafe Operations [Member]
Goodwill [Line Items]
Goodwill Reclassified as Held and Used	586,000
Goodwill [Roll Forward]
Goodwill Start	118,162,000	117,149,000
Goodwill End	118,748,000	118,162,000
Disposal Group, Including Discontinued Operation, Goodwill, Current		(1,499,000)
Franchise Operations [Member]
Goodwill [Line Items]
Goodwill Reclassified as Held and Used	0
Goodwill [Roll Forward]
Goodwill Start	1,934,000	1,934,000
Goodwill End	1,934,000	1,934,000
Disposal Group, Including Discontinued Operation, Goodwill, Current		0
Franchise Operations [Member] | Tatte [Member]
Goodwill [Roll Forward]
Goodwill, Acquired During Period		0
Fresh dough and other product operations [Member]
Goodwill [Line Items]
Goodwill Reclassified as Held and Used	0
Goodwill [Roll Forward]
Goodwill Start	1,695,000	1,695,000
Goodwill End	$ 1,695,000	1,695,000
Disposal Group, Including Discontinued Operation, Goodwill, Current		0
Fresh dough and other product operations [Member] | Tatte [Member]
Goodwill [Roll Forward]
Goodwill, Acquired During Period		$ 0