Restructuring and Other Charges (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 28, 2014	Jun. 29, 2013
Restructuring Cost and Reserve [Line Items]
Beginning balance			$ 14,224
Restructuring and other charges (credits), net	(26)	2,656	370	2,508
Cash payments			(9,835)
Effect of foreign currency translation			27
Ending balance	4,786		4,786
Employee Severance and Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance			10,672
Restructuring and other charges (credits), net			168
Cash payments			(9,338)
Effect of foreign currency translation			5
Ending balance	1,507		1,507
Excess Facilities [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance			3,552
Restructuring and other charges (credits), net			202
Cash payments			(497)
Effect of foreign currency translation			22
Ending balance	$ 3,279		$ 3,279