Facilities and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 29, 2015	Dec. 30, 2014	Dec. 31, 2013
Property, Plant and Equipment [Line Items]
Facilities and equipment, gross	$ 367,461	$ 317,106
Less accumulated depreciation	(163,993)	(118,984)
Net facilities and equipment	203,468	198,122
Depreciation expense	46,300	48,100	$ 40,100
Land
Property, Plant and Equipment [Line Items]
Facilities and equipment, gross	6,504	5,474
Buildings and leasehold/land improvements
Property, Plant and Equipment [Line Items]
Facilities and equipment, gross	$ 147,250	121,854
Buildings and leasehold/land improvements | Minimum
Property, Plant and Equipment [Line Items]
Estimated depreciable life	5 years
Buildings and leasehold/land improvements | Maximum
Property, Plant and Equipment [Line Items]
Estimated depreciable life	40 years
Furniture and equipment
Property, Plant and Equipment [Line Items]
Facilities and equipment, gross	$ 205,985	181,114
Furniture and equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated depreciable life	3 years
Furniture and equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated depreciable life	10 years
Construction in progress
Property, Plant and Equipment [Line Items]
Facilities and equipment, gross	$ 7,722	$ 8,664