Restructuring, Asset Impairment Charges and Other Items (Details 1) (USD $) In Thousands	3 Months Ended		6 Months Ended
	Jul. 03, 2011	Jul. 04, 2010	Jul. 03, 2011	Jul. 04, 2010
Restructuring of operations and other items net from discontinued operations
Total restructuring of operations and other items, net	$ (10,904)	$ 5,086	$ (8,098)	$ 6,706
Segment, Discontinued Operations [Member]
Restructuring of operations and other items net from discontinued operations
Total restructuring of operations and other items, net	14,079	(19)	37,890	(19)
Segment, Discontinued Operations [Member] | Lease and contract terminations [Member]
Restructuring of operations and other items net from discontinued operations
Total restructuring expenses	868	(19)	2,579	(19)
Segment, Discontinued Operations [Member] | Employee severance and benefits [Member]
Restructuring of operations and other items net from discontinued operations
Total restructuring expenses	3,153		14,173
Segment, Discontinued Operations [Member] | Assets impairment and other exit charges [Member]
Restructuring of operations and other items net from discontinued operations
Total restructuring expenses	$ 10,058		$ 21,138