Fixed Assets (Narrative) (Details) - USD ($)	3 Months Ended				9 Months Ended
	Oct. 03, 2015	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Oct. 03, 2015	Sep. 27, 2014	Jan. 03, 2015
Property, Plant and Equipment [Line Items]
Fixed Asset Reclassification							$ 6,800,000
Depreciation expense related to fixed assets	$ 14,800,000	$ 13,900,000			$ 44,500,000	$ 36,000,000
Impairment charges	0	$ 0			0	7,503,000
Fixed Assets [Member]
Property, Plant and Equipment [Line Items]
Impairment charges	$ 0		$ 2,900,000	$ 1,000,000	$ 0	$ 3,900,000