Supplemental Financial Information (Property and Equipment) (Details) - USD ($) $ in Thousands	Dec. 29, 2015	Dec. 30, 2014
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 348,091	$ 334,900
Accumulated depreciation and amortization	(144,378)	(129,327)
Property and equipment, net	203,713	205,573
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	216,474	208,678
Furniture, Fixtures, and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	120,132	114,148
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 11,485	$ 12,074