Reorganization and Reorganization Costs G&A Realignment Costs (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jan. 01, 2017	Oct. 02, 2016	Jul. 03, 2016	Apr. 03, 2016	Jan. 03, 2016	Sep. 27, 2015	Jun. 28, 2015	Mar. 29, 2015	Jan. 01, 2017	Jan. 03, 2016	Dec. 28, 2014
Restructuring Cost and Reserve [Line Items]
Reorganization and realignment costs	$ 2,217	$ 2,129	$ 2,487	$ 3,250	$ 5,264	$ 5,754	$ 6,279	$ 4,613	$ 10,083	$ 21,910	$ 31,903
General and Administrative Realignment and Reinvestment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Incurred Cost									692	4,718	12,214
Restructuring and Related Cost, Cost Incurred to Date	17,624								17,624
Reorganization and realignment costs									692	10,342	12,926
Restructuring Charges, Incurred to Date	23,960								23,960
Restructuring and Related Cost, Expected Cost Remaining	0								0
Employee Severance [Member] | General and Administrative Realignment and Reinvestment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Accrual Adjustment									(387)
Restructuring and Related Cost, Incurred Cost									(344)	3,011	11,917
Restructuring and Related Cost, Cost Incurred to Date	14,584								14,584
Recruiting and Relocation Costs [Member] | General and Administrative Realignment and Reinvestment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Incurred Cost									992	1,658	209
Restructuring and Related Cost, Cost Incurred to Date	2,859								2,859
Other Restructuring [Member] | General and Administrative Realignment and Reinvestment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Incurred Cost									44	49	88
Restructuring and Related Cost, Cost Incurred to Date	181								181
Share Based Compensation Expense [Member] | General and Administrative Realignment and Reinvestment [Member]
Restructuring Cost and Reserve [Line Items]
Reorganization and realignment costs									0	$ 5,624	$ 712
Restructuring Charges, Incurred to Date	$ 6,336								$ 6,336