Reorganization and Reorganization Costs G&A Realignment Accrual Rollforward (Details) - General and Administrative Realignment and Reinvestment [Member] - USD ($) $ in Thousands	12 Months Ended
	Jan. 01, 2017	Jan. 03, 2016	Dec. 28, 2014
Restructuring Cost and Reserve [Line Items]
Beginning balance	$ 3,575	$ 11,763
Charges	692	4,718	$ 12,214
Payments	(4,035)	(12,906)
Ending balance	232	3,575	11,763
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance	3,431	11,609
Charges	(344)	3,011	11,917
Payments	(2,855)	(11,189)
Ending balance	232	3,431	11,609
Recruiting and Relocation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance	144	149
Charges	992	1,658	209
Payments	(1,136)	(1,663)
Ending balance	0	144	149
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance	0	5
Charges	44	49	88
Payments	(44)	(54)
Ending balance	$ 0	$ 0	$ 5