Restructuring and Other Charges Schedule of Restructuring and Other Charges (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 28, 2014	Sep. 29, 2013	Dec. 31, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring	$ 519		$ 1,013
Acquisition transition costs	0		10
Accrued Restructuring and Other Charges	519		1,023
Additions to restructuring	2,204
Additions to acquisition transition costs	6	1,800
Restructuring and transition-related charges, total	2,210
Payments for Restructuring	(2,678)
Payments for acquisition transition costs	(16)
Payments for restructuring and transition-related costs, total	(2,694)
Restructuring Adjustments	(20)
Acquisition Transition Costs Adjustments	0
Restructuring and transition-related accrual adjustments, total	$ (20)