Reorganization and Realignment Costs System Optimization Costs (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 02, 2016	Sep. 27, 2015	Oct. 02, 2016	Sep. 27, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 2,129	$ 5,754	$ 7,866	$ 16,646
System Optimization [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	3,700		3,700
Restructuring and Related Cost, Incurred Cost	2,091	804	5,295	1,539
Restructuring Charges	2,091	4,293	6,895	6,650
Restructuring and Related Cost, Cost Incurred to Date	38,091		38,091
Restructuring Charges, Incurred to Date	68,502		68,502
System Optimization [Member] | Severance and related employee costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Incurred Cost	28	225	46	854
Restructuring and Related Cost, Cost Incurred to Date	18,198		18,198
System Optimization [Member] | Professional fees [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Incurred Cost	1,991	242	5,137	393
Restructuring and Related Cost, Cost Incurred to Date	14,310		14,310
System Optimization [Member] | Other [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Incurred Cost	72	337	112	292
Restructuring and Related Cost, Cost Incurred to Date	5,583		5,583
Restructuring Reserve, Accrual Adjustment			(50)	(210)
System Optimization [Member] | Accelerated depreciation and amortization [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	0	3,489	1,600	5,111
Restructuring Charges, Incurred to Date	25,398		25,398
System Optimization [Member] | Share based compensation [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	0	$ 0	0	$ 0
Restructuring Charges, Incurred to Date	$ 5,013		$ 5,013