Reorganization and Reorganization Costs System Optimization Accrual Rollforward (Details) - System Optimization [Member] - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2016	Dec. 28, 2014	Dec. 29, 2013
Restructuring Cost and Reserve [Line Items]
Beginning balance	$ 2,804	$ 7,448
Charges	5,184	14,710	$ 12,902
Payments	(7,113)	(19,354)
Ending balance	875	2,804	7,448
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance	2,235	7,051
Charges	894	7,608	9,650
Payments	(3,052)	(12,424)
Ending balance	77	2,235	7,051
Consulting and Professional Fees [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance	146	137
Charges	3,360	3,424	2,389
Payments	(2,798)	(3,415)
Ending balance	708	146	137
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance	423	260
Charges	930	3,678	863
Payments	(1,263)	(3,515)
Ending balance	$ 90	$ 423	$ 260