Restructuring and Lease Charges, Net (Schedule of Restructuring Plan Activity) (Details) (USD $) In Thousands			9 Months Ended			3 Months Ended	9 Months Ended			3 Months Ended	9 Months Ended
	Oct. 02, 2011	Jan. 02, 2011	Oct. 02, 2011 Q2 2011 Restructuring Plan [Member]	Oct. 02, 2011 Q2 2011 Restructuring Plan [Member] Severance [Member]	Oct. 02, 2011 Q2 2011 Restructuring Plan [Member] Closure Of Excess Facility Space [Member]	Jul. 03, 2011 Q4 2010 Restructuring Plan [Member]	Oct. 02, 2011 Q4 2010 Restructuring Plan [Member]	Oct. 02, 2011 Q4 2010 Restructuring Plan [Member] Severance [Member]	Oct. 02, 2011 Q4 2010 Restructuring Plan [Member] Closure Of Excess Facility Space [Member]	Jul. 03, 2011 Q2 2010 Restructuring Plan [Member]	Oct. 02, 2011 Q2 2010 Restructuring Plan [Member]	Oct. 02, 2011 Q2 2010 Restructuring Plan [Member] Severance [Member]	Oct. 02, 2011 Q2 2010 Restructuring Plan [Member] Closure Of Excess Facility Space [Member]
Restructuring Reserve [Roll Forward]
Balance at January 2, 2011	$ 13,079	$ 22,611					$ 11,922	$ 7,852	$ 4,070		$ 4,252	$ 2,193	$ 2,059
Provision			5,586	4,927	659
Change in estimates						200	168	0	168	(700)	(746)	(746)	0
Amounts paid and foreign currency translation			(3,013)	(2,354)	(659)		(7,473)	(7,099)	(374)		(1,626)	(1,300)	(326)
Balance at October 2, 2011	$ 13,079	$ 22,611	$ 2,573	$ 2,573	$ 0		$ 4,617	$ 753	$ 3,864		$ 1,880	$ 147	$ 1,733